CN113048781A - Vertical sintering furnace convenient to clean - Google Patents
Vertical sintering furnace convenient to clean Download PDFInfo
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- CN113048781A CN113048781A CN202110256081.1A CN202110256081A CN113048781A CN 113048781 A CN113048781 A CN 113048781A CN 202110256081 A CN202110256081 A CN 202110256081A CN 113048781 A CN113048781 A CN 113048781A
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- 238000005245 sintering Methods 0.000 title claims abstract description 161
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 122
- 230000007246 mechanism Effects 0.000 claims abstract description 111
- 238000003825 pressing Methods 0.000 claims abstract description 44
- 238000004140 cleaning Methods 0.000 claims abstract description 34
- 238000001816 cooling Methods 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 239000007921 spray Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000003670 easy-to-clean Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 24
- 239000002893 slag Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005275 alloying Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/08—Shaft or like vertical or substantially vertical furnaces heated otherwise than by solid fuel mixed with charge
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/005—Shaft or like vertical or substantially vertical furnaces wherein no smelting of the charge occurs, e.g. calcining or sintering furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
- F27B1/24—Cooling arrangements
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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
- F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
- F27D25/001—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag comprising breaking tools, e.g. hammers, drills, scrapers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/04—Sintering
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
Abstract
The invention relates to the technical field of sintering furnace equipment, in particular to a vertical sintering furnace convenient to clean, which comprises: sintering furnace; the sealing ring group is arranged at the top of the sintering furnace; the lower electrode is arranged inside the sintering furnace, and a mold is arranged at the top of the lower electrode; the bottom of the upper electrode is provided with a pressure head; the lower pressing mechanism is arranged beside the sintering furnace, and the upper electrode is arranged at the output end of the lower pressing mechanism; the cleaning mechanism is arranged at the bottom of the sintering furnace, the water cooling mechanism is arranged outside the sintering furnace, and the output end of the water cooling mechanism is positioned inside the sintering furnace; the air pressure control mechanism is arranged outside the sintering furnace, and the output end of the air pressure control mechanism is communicated with the inside of the sintering furnace; drainage mechanism sets up in the bottom of fritting furnace, and drainage mechanism's output and the inside intercommunication of fritting furnace, this technical scheme can sinter the product, can also be in time and quick clear up the stove in for the cleaning time has promoted production efficiency.
Description
Technical Field
The invention relates to the technical field of sintering furnace equipment, in particular to a vertical sintering furnace convenient to clean.
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 and completing sintering of the aluminum back surface field and the grid line;
in order to ensure that dewaxing (lubricant or forming agent), reduction, alloying, structure transformation and the like of the powder compact are smoothly carried out in the sintering process, the sintering temperature, protective atmosphere, compact conveying mode, heating and cooling speed and the like need to be accurately controlled during sintering;
at present, an inner cavity of an existing sintering furnace is usually made of an iron material, so that a large amount of iron rust is generated in the using process, the quality of a sintered product is affected, and meanwhile, when a sintering device is used for sintering a silicon wafer, impurities are generally generated after sintering, are not well cleaned in the sintering furnace, the labor capacity of workers is increased, and the use of the next sintering is affected;
therefore, a vertical sintering furnace convenient to clean is needed, products can be sintered, the furnace can be cleaned timely and quickly, cleaning time is shortened, and production efficiency is improved.
Disclosure of Invention
For solving the technical problem, the vertical sintering furnace convenient to clean is provided, the technical scheme can be used for sintering products, and cleaning the interior of the furnace can be timely and quickly realized, so that the cleaning time is shortened, and the production efficiency is improved.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a vertical sintering furnace that facilitates cleaning, comprising:
sintering furnace;
the sealing ring group is arranged at the top of the sintering furnace;
the lower electrode is arranged inside the sintering furnace, and a mold is arranged at the top of the lower electrode;
the bottom of the upper electrode is provided with a pressure head;
the lower pressing mechanism is arranged beside the sintering furnace, and the upper electrode is arranged at the output end of the lower pressing mechanism;
the cleaning mechanism is arranged at the bottom of the sintering furnace, and the output end of the cleaning mechanism is positioned inside the sintering furnace;
the water cooling mechanism is arranged outside the sintering furnace, and the output end of the water cooling mechanism is positioned inside the sintering furnace;
the air pressure control mechanism is arranged outside the sintering furnace, and the output end of the air pressure control mechanism is communicated with the inside of the sintering furnace;
and the water drainage mechanism is arranged at the bottom of the sintering furnace, and the output end of the water drainage mechanism is communicated with the inside of the sintering furnace.
Preferably, the seal ring set comprises:
the top and bottom surfaces of the annular frame plate are provided with sealing rings;
first cylinder and spacing post, symmetry set up in the both sides of fritting furnace, the output and the annular frame board rotatable coupling of first cylinder.
Preferably, the bottom of bottom electrode is equipped with a line section of thick bamboo, crosses the top of a line section of thick bamboo and the bottom fixed connection of bottom electrode, crosses the bottom of a line section of thick bamboo and runs through the bottom of fritting furnace, crosses the bottom of a line section of thick bamboo and is equipped with the mount, the mount is connected with the outside fixed connection of fritting furnace, and the mount is fixed the bottom electrode of fritting furnace inside through crossing a line section of thick bamboo.
Preferably, the pressing mechanism includes:
the upright post frame is arranged beside the sintering furnace;
the second cylinder is arranged on the upright post frame and is fixedly connected with the upright post frame;
the lower pressing plate is arranged at the output end of the second air cylinder, the upper electrode is arranged at the bottom of the lower pressing plate, and the diameter of the lower pressing plate is larger than the central hole of the annular frame plate;
and the guide rod is arranged at the top of the lower pressing plate, penetrates through the upright post frame and is in sliding connection with the upright post frame.
Preferably, the cleaning mechanism comprises:
the through pipe is arranged at the bottom of the sintering furnace, is rotatably connected with the sintering furnace, is sleeved on the wire passing cylinder and is rotatably connected with the wire passing cylinder;
the rotating plate is arranged at the top end of the through pipe and fixedly connected with the through pipe, and the rotating plate is positioned inside the sintering furnace;
the scraping plates are symmetrically arranged at the two ends of the rotating plate and fixedly connected with the rotating plate;
the rotary driving assembly is arranged outside the sintering furnace, and the output end of the rotary driving assembly is in transmission connection with the bottom end of the through pipe.
Preferably, the rotary drive assembly comprises:
the servo motor is arranged outside the sintering furnace;
the first belt pulley is arranged at the output end of the servo motor;
the second belt pulley sets up in the bottom of siphunculus, connects through belt transmission between first belt pulley and the second belt pulley.
Preferably, the water cooling mechanism includes:
the ring frame is arranged above the interior of the sintering furnace;
the sprinkler bead is arranged on the ring frame in a surrounding way;
the water delivery component is arranged outside the sintering furnace, and the output end of the water delivery component is connected with the water spray head.
Preferably, the water delivery assembly comprises:
the water tank is arranged outside the sintering furnace;
the first water pump is arranged on the water tank;
one end of the water delivery pipe is connected with the first water pump, and the other end of the water delivery pipe is connected with the water spray head.
Preferably, the air pressure control mechanism includes:
the gas valve is arranged on the sintering furnace;
one end of the air pipe is connected with the air valve;
the other end of the air pipe is connected with the air pump.
Preferably, the drain mechanism includes:
the water valve is arranged at the bottom of the sintering furnace;
one end of the water discharging pipe is connected with the water valve;
the other end of the drain pipe is connected with the second water pump.
Compared with the prior art, the invention has the beneficial effects that: firstly, a worker places a material in a mold, a sealing ring group starts to work, an output end of the sealing ring group covers a material inlet and a material outlet at the top of a sintering furnace, a pressing mechanism starts to work, an output end of the pressing mechanism pushes an upper electrode to descend, the upper electrode drives a pressure head to descend, the pressure head penetrates through the sealing ring group to press the material in the mold to be molded, at the moment, the interior of the sintering furnace is in a sealing state, an air pressure control mechanism starts to work, the output end of the air pressure control mechanism vacuumizes the interior of the sintering furnace, a pulse current generator heats the material in the mold through the lower electrode and the upper electrode until the material in the mold is molded, then a water cooling mechanism starts to work, the output end of the water cooling mechanism sprays water flow to the interior of the sintering furnace, a finished product is rapidly cooled through cold water, and the pressing mechanism drives the upper electrode, the method comprises the following steps that a worker opens a sealing ring group and takes out a finished product in a mold, however, impurities in the material are gasified in the sintering molding process, the material is attached to the inner wall of a sintering furnace after being cooled to form slag, a cleaning mechanism starts to work, the output end of the cleaning mechanism scrapes off the slag attached to the inner wall of the sintering furnace, the slag falls into water, finally, a drainage mechanism starts to work, and the drainage mechanism discharges water mixed with the slag in the sintering furnace;
1. through the arrangement of the water cooling mechanism, the finished product can be rapidly cooled;
2. through the setting of this equipment, can sinter the product, can also be in time and quick clear up the stove in for the clearance time has promoted production efficiency.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic perspective view of a sintering furnace and seal ring assembly according to the present invention;
FIG. 5 is a side view of the sintering furnace, seal ring set and hold-down mechanism of the present invention;
FIG. 6 is a side view of the sintering furnace, lower electrode, cleaning mechanism, air pressure control mechanism and water discharge mechanism of the present invention;
FIG. 7 is a sectional view taken in the direction B-B of FIG. 6 in accordance with the present invention;
FIG. 8 is a front view of the sintering furnace, lower electrode, cleaning mechanism, air pressure control mechanism and water discharge mechanism of the present invention;
FIG. 9 is a schematic perspective view of the sintering furnace and the water cooling mechanism of the present invention;
FIG. 10 is a side view of the sintering furnace and the water cooling mechanism of the present invention.
The reference numbers in the figures are:
1-sintering furnace;
2-sealing ring group; 2 a-an annular frame plate; 2 b-a first cylinder; 2 c-a limiting column;
3-a lower electrode; 3 a-a mould; 3 b-a wire passing cylinder; 3 c-a fixing frame;
4-an upper electrode; 4 a-indenter;
5-a pressing mechanism; 5 a-a column frame; 5 b-a second cylinder; 5 c-a lower press plate; 5 d-a guide bar;
6-cleaning the mechanism; 6 a-a through pipe; 6 b-a rotating plate; 6 c-a scraper; 6 d-a rotary drive assembly; 6d 1-servomotor; 6d2 — first pulley; 6d 3-second pulley;
7-a water cooling mechanism; 7 a-a ring frame; 7 b-a sprinkler head; 7 c-a water delivery assembly; 7c 1-water tank; 7c2 — first water pump; 7c 3-water conveying pipe;
8-an air pressure control mechanism; 8 a-an air valve; 8 b-trachea; 8 c-air pump;
9-a drainage mechanism; 9 a-a water valve; 9 b-a drain pipe; 9 c-second water pump.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1 to 3, a vertical sintering furnace convenient to clean includes:
a sintering furnace 1;
the sealing ring group 2 is arranged at the top of the sintering furnace 1;
the lower electrode 3 is arranged inside the sintering furnace 1, and a mould is arranged at the top of the lower electrode 3;
the bottom of the upper electrode 4 is provided with a pressure head 4 a;
the pressing mechanism 5 is arranged beside the sintering furnace 1, and the upper electrode 4 is arranged at the output end of the pressing mechanism 5;
the cleaning mechanism 6 is arranged at the bottom of the sintering furnace 1, and the output end of the cleaning mechanism 6 is positioned inside the sintering furnace 1;
the water cooling mechanism 7 is arranged outside the sintering furnace 1, and the output end of the water cooling mechanism 7 is positioned inside the sintering furnace 1;
the air pressure control mechanism 8 is arranged outside the sintering furnace 1, and the output end of the air pressure control mechanism 8 is communicated with the inside of the sintering furnace 1;
the water draining mechanism 9 is arranged at the bottom of the sintering furnace 1, and the output end of the water draining mechanism 9 is communicated with the interior of the sintering furnace 1;
firstly, a worker places a material inside a mold 3a, a sealing ring group 2 starts to work, an output end of the sealing ring group 2 covers a feeding and discharging port at the top of a sintering furnace 1, a pressing mechanism 5 starts to work, an output end of the pressing mechanism 5 pushes an upper electrode 4 to descend, the upper electrode 4 drives a pressure head 4a to descend, the pressure head 4a penetrates through the sealing ring group 2 to press the material in the mold 3a to be molded, at the moment, the inside of the sintering furnace 1 is in a sealing state, an air pressure control mechanism 8 starts to work, the output end of the air pressure control mechanism 8 pumps the inside of the sintering furnace 1 to be vacuum, a pulse current generator heats the material in the mold 3a through the lower electrode 3 and the upper electrode 4 until the material in the mold 3a is molded, then a water cooling mechanism 7 starts to work, the output end of the water cooling mechanism 7 sprays water flow to the inside the sintering furnace 1, and a finished, after the cooling is finished, the pressing mechanism 5 drives the upper electrode 4 and the pressure head 4a to ascend and reset, a worker opens the sealing ring group 2 and takes out finished products in the die 3a, however, some impurities in the materials in the sintering forming process can be gasified, the materials are attached to the inner wall of the sintering furnace 1 to form slag after being cooled, the cleaning mechanism 6 starts to work, the output end of the cleaning mechanism 6 scrapes off the slag attached to the inner wall of the sintering furnace 1, the slag falls into water, finally, the drainage mechanism 9 starts to work, and the drainage mechanism 9 discharges water mixed with the slag in the sintering furnace 1.
The seal ring set 2 shown in fig. 4 includes:
the top and bottom surfaces of the annular frame plate 2a are provided with sealing rings;
the first cylinder 2b and the limiting column 2c are symmetrically arranged at two sides of the sintering furnace 1, and the output end of the first cylinder 2b is rotatably connected with the annular frame plate 2 a;
when the output end of the first cylinder 2b extends out, the worker can rotate the annular frame plate 2a at will, the outer edge of the annular frame plate 2a is provided with a positioning hole, when the positioning hole rotates to the top of the limiting column 2c along with the annular frame plate 2a, the output end of the first cylinder 2b contracts and drives the annular frame plate 2a to descend, so that the positioning hole is sleeved on the limiting column 2c, the position of the annular frame plate 2a is fixed at the moment, and the top of the sintering furnace 1 is covered by the annular frame plate 2a in a half-covering mode.
As shown in fig. 7 and 8, a wire passing cylinder 3b is arranged at the bottom of the lower electrode 3, the top end of the wire passing cylinder 3b is fixedly connected with the bottom of the lower electrode 3, the bottom end of the wire passing cylinder 3b penetrates through the bottom of the sintering furnace 1, a fixing frame 3c is arranged at the bottom end of the wire passing cylinder 3b, the fixing frame 3c is fixedly connected with the outside of the sintering furnace 1, and the fixing frame 3c fixes the lower electrode 3 inside the sintering furnace 1 through the wire passing cylinder 3 b;
the lower electrode 3 can be connected with an output line of the pulse current generator through the arrangement of the wire passing cylinder 3b, and the wire passing cylinder 3b and the lower electrode 3 can be fixedly supported through the arrangement of the fixing frame 3 c.
The push-down mechanism 5 shown in fig. 5 includes:
the upright post frame 5a is arranged beside the sintering furnace 1;
the second air cylinder 5b is arranged on the upright post frame 5a and is fixedly connected with the upright post frame;
the lower pressing plate 5c is arranged at the output end of the second air cylinder 5b, the upper electrode 4 is arranged at the bottom of the lower pressing plate 5c, and the diameter of the lower pressing plate 5c is larger than the central hole of the annular frame plate 2 a;
the guide rod 5d is arranged at the top of the lower pressing plate 5c, and the guide rod 5d penetrates through the upright post frame 5a and is connected with the upright post frame in a sliding manner;
the pressing mechanism 5 starts to work, the output end of the second air cylinder 5b pushes the pressing plate 5c to descend, the pressing plate 5c pushes the upper electrode 4 to descend and penetrate through the annular frame plate 2a, the bottom of the pressing plate 5c is sealed with the top surface of the annular frame plate 2a, the upright post frame 5a is used for fixed support, and the guide rod 5d is used for guiding the moving direction of the pressing plate 5 c.
As shown in fig. 7, the cleaning mechanism 6 includes:
the through pipe 6a is arranged at the bottom of the sintering furnace 1, is rotatably connected with the bottom, is sleeved on the wire passing cylinder 3b and is rotatably connected with the wire passing cylinder;
the rotating plate 6b is arranged at the top end of the through pipe 6a and is fixedly connected with the through pipe, and the rotating plate 6b is positioned inside the sintering furnace 1;
the scraping plates 6c are symmetrically arranged at two ends of the rotating plate 6b and are fixedly connected with the rotating plate;
the rotary driving component 6d is arranged outside the sintering furnace 1, and the output end of the rotary driving component 6d is in transmission connection with the bottom end of the through pipe 6 a;
The rotary drive assembly 6d shown in fig. 8 includes:
a servo motor 6d1 provided outside the sintering furnace 1;
the first belt pulley 6d2 is arranged at the output end of the servo motor 6d 1;
the second belt pulley 6d3 is arranged at the bottom end of the through pipe 6a, and the first belt pulley 6d2 is in transmission connection with the second belt pulley 6d3 through a belt;
the rotary driving assembly 6d starts to work, the output end of the servo motor 6d1 drives the first belt pulley 6d2 to rotate, the first belt pulley 6d2 drives the second belt pulley 6d3 to rotate through a belt, and the second belt pulley 6d3 drives the through pipe 6a to rotate.
As shown in fig. 9, the water cooling mechanism 7 includes:
a ring frame 7a arranged above the sintering furnace 1;
the sprinkler head 7b is arranged on the ring frame 7a in a surrounding way;
the water delivery component 7c is arranged outside the sintering furnace 1, and the output end of the water delivery component 7c is connected with the water spray head 7 b;
the water cooling mechanism 7 is started, the water delivery assembly 7c delivers cold water to the inside of the water spray heads 7b, the cold water is sprayed into the inside of the sintering furnace 1 through the plurality of water spray heads 7b, and the ring frame 7a is used for fixed support.
The water delivery assembly 7c shown in fig. 10 includes:
a water tank 7c1 provided outside the sintering furnace 1;
a first water pump 7c2 provided on the water tank 7c 1;
one end of the water pipe 7c3 is connected with the first water pump 7c2, and the other end of the water pipe 7c3 is connected with the water spray head 7 b;
the water delivery assembly 7c is operated, the first water pump 7c2 pumps cold water from the water tank 7c1 into the water delivery pipe 7c3, and the water delivery pipe 7c3 sprays the cold water into the interior of the sintering furnace 1 through the plurality of water spray heads 7 b.
As shown in fig. 7, the air pressure control mechanism 8 includes:
the air valve 8a is arranged on the sintering furnace 1;
one end of the air pipe 8b is connected with the air valve 8 a;
the other end of the air pipe 8b is connected with the air pump 8 c;
the air valve 8a is opened, the air pump 8c vacuums the interior of the sintering furnace 1 through the air pipe 8b, and the air pressure inside the sintering furnace 1 can be known through an external air pressure gauge.
As shown in fig. 7, the drain mechanism 9 includes:
the water valve 9a is arranged at the bottom of the sintering furnace 1;
one end of the water outlet pipe 9b is connected with the water valve 9 a;
the other end of the drain pipe 9b is connected with the second water pump 9 c;
the water valve 9a is opened, and the second water pump 9c discharges the water mixed with the slag inside the sintering furnace 1 through the water discharge pipe 9 b.
The working principle of the invention is as follows: firstly, a worker places a material in a mold 3a, the worker rotates an annular frame plate 2a, when a positioning hole rotates to the top of a limiting column 2c along with the annular frame plate 2a, the output end of a first air cylinder 2b contracts and drives the annular frame plate 2a to descend, so that the positioning hole is sleeved on the limiting column 2c, the position of the annular frame plate 2a is fixed at the moment, the annular frame plate 2a covers the top of a sintering furnace 1 in a half-covering mode, a pressing mechanism 5 starts to work, the output end of a second air cylinder 5b pushes a pressing plate 5c to descend, the pressing plate 5c pushes an upper electrode 4 to descend and penetrate through the annular frame plate 2a, the bottom of the pressing plate 5c is sealed with the top surface of the annular frame plate 2a, the pressing head 4a presses the material in the mold 3a to be formed, the interior of the sintering furnace 1 is in a sealed state at the moment, an air pressure control mechanism 8 starts to work, an air valve 8a is opened, an air pump 8c pumps the interior of the sintering furnace 1 to, the pulse current generator heats the material in the mold 3a through the lower electrode 3 and the upper electrode 4 until the material in the mold 3a is molded, then the water cooling mechanism 7 starts to work, the water delivery assembly 7c starts to work, the first water pump 7c2 pumps cold water in the water tank 7c1 into the water delivery pipe 7c3, the water delivery pipe 7c3 sprays the cold water into the sintering furnace 1 through the plurality of water spray heads 7b, the finished product is rapidly cooled through the cold water, the pressing mechanism 5 drives the upper electrode 4 and the pressure head 4a to ascend and reset after the cooling is completed, a worker opens the sealing ring set 2 and takes out the finished product in the mold 3a, however, impurities in the material are gasified in the process of sintering molding, the impurities are attached to the inner wall of the sintering furnace 1 to form slag after the cooling, the cleaning mechanism 6 starts to work, the rotary driving assembly 6d starts to work, the output end of the servo motor 6d1 drives the first belt pulley 6d2 to rotate, the first belt pulley 6d2 drives the second belt pulley 6d3 to rotate through the belt, the second belt pulley 6d3 drives the through pipe 6a to rotate, the through pipe 6a drives the rotating plate 6b to rotate, the rotating plate 6b drives the two scraping plates 6c to rotate along with the rotating plate, the slag on the inner wall of the sintering furnace 1 is scraped through the two rotating scraping plates 6c, the slag falls into water, finally, the drainage mechanism 9 starts to work, the water valve 9a is opened, and the second water pump 9c discharges the water mixed with the slag in the sintering furnace 1 through the drainage pipe 9 b.
The device realizes the functions of the invention through the following steps, thereby solving the technical problems provided by the invention:
firstly, a worker places a material inside a mold 3 a;
step two, the sealing ring group 2 starts to work, and the output end of the sealing ring group 2 covers the feed and discharge port at the top of the sintering furnace 1;
step three, the pressing mechanism 5 starts to work, the output end of the pressing mechanism 5 pushes the upper electrode 4 to descend, the upper electrode 4 drives the pressing head 4a to descend, the pressing head 4a penetrates through the sealing ring group 2 to press the material in the die 3a to be molded, and at the moment, the interior of the sintering furnace 1 is in a sealing state;
fourthly, the air pressure control mechanism 8 starts to work, the output end of the air pressure control mechanism 8 vacuumizes the interior of the sintering furnace 1, and the pulse current generator heats the material in the mold 3a through the lower electrode 3 and the upper electrode 4 until the material in the mold 3a is molded;
fifthly, the water cooling mechanism 7 starts to work, the output end of the water cooling mechanism 7 sprays water flow to the interior of the sintering furnace 1, and the finished product is rapidly cooled through cold water;
sixthly, after cooling is finished, the pressing mechanism 5 drives the upper electrode 4 and the pressure head 4a to ascend and reset;
seventhly, opening the sealing ring group 2 by workers and taking out the finished product in the mold 3 a;
step eight, the cleaning mechanism 6 starts to work, the output end of the cleaning mechanism 6 scrapes off the slag attached to the inner wall of the sintering furnace 1, and the slag falls into water;
and step nine, starting the drainage mechanism 9 to work, and draining the water mixed with the slag in the sintering furnace 1 by the drainage mechanism 9.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A vertical sintering furnace for facilitating cleaning, comprising:
a sintering furnace (1);
the sealing ring group (2) is arranged at the top of the sintering furnace (1);
the lower electrode (3) is arranged inside the sintering furnace (1), and a die is arranged at the top of the lower electrode (3);
the bottom of the upper electrode (4) is provided with a pressure head (4 a);
the pressing mechanism (5) is arranged beside the sintering furnace (1), and the upper electrode (4) is arranged at the output end of the pressing mechanism (5);
the cleaning mechanism (6) is arranged at the bottom of the sintering furnace (1), and the output end of the cleaning mechanism (6) is positioned inside the sintering furnace (1);
the water cooling mechanism (7) is arranged outside the sintering furnace (1), and the output end of the water cooling mechanism (7) is positioned inside the sintering furnace (1);
the air pressure control mechanism (8) is arranged outside the sintering furnace (1), and the output end of the air pressure control mechanism (8) is communicated with the inside of the sintering furnace (1);
and the water drainage mechanism (9) is arranged at the bottom of the sintering furnace (1), and the output end of the water drainage mechanism (9) is communicated with the inside of the sintering furnace (1).
2. A vertical sintering furnace facilitating cleaning according to claim 1 characterized in that the sealing ring set (2) comprises:
the sealing ring is arranged on the two sides of the top and the bottom of the annular frame plate (2 a);
first cylinder (2b) and spacing post (2c), the symmetry sets up in the both sides of fritting furnace (1), the output and annular frame board (2a) rotatable coupling of first cylinder (2 b).
3. The vertical sintering furnace convenient to clean according to claim 1, characterized in that a wire passing cylinder (3b) is arranged at the bottom of the lower electrode (3), the top end of the wire passing cylinder (3b) is fixedly connected with the bottom of the lower electrode (3), the bottom end of the wire passing cylinder (3b) penetrates through the bottom of the sintering furnace (1), a fixing frame (3c) is arranged at the bottom end of the wire passing cylinder (3b), the fixing frame (3c) is fixedly connected with the outside of the sintering furnace (1), and the fixing frame (3c) fixes the lower electrode (3) inside the sintering furnace (1) through the wire passing cylinder (3 b).
4. A vertical sintering furnace facilitating cleaning according to claim 2 characterized in that the hold-down mechanism (5) comprises:
the upright post frame (5a) is arranged beside the sintering furnace (1);
the second cylinder (5b) is arranged on the upright post frame (5a) and is fixedly connected with the upright post frame;
the lower pressing plate (5c) is arranged at the output end of the second cylinder (5b), the upper electrode (4) is arranged at the bottom of the lower pressing plate (5c), and the diameter of the lower pressing plate (5c) is larger than the central hole of the annular frame plate (2 a);
and the guide rod (5d) is arranged at the top of the lower pressing plate (5c), and the guide rod (5d) penetrates through the upright post frame (5a) and is in sliding connection with the upright post frame.
5. A vertical sintering furnace facilitating cleaning according to claim 3 characterized in that the cleaning mechanism (6) comprises:
the through pipe (6a) is arranged at the bottom of the sintering furnace (1), is rotatably connected with the sintering furnace, is sleeved on the wire passing cylinder (3b) and is rotatably connected with the wire passing cylinder;
the rotating plate (6b) is arranged at the top end of the through pipe (6a) and is fixedly connected with the through pipe, and the rotating plate (6b) is positioned inside the sintering furnace (1);
the scraping plates (6c) are symmetrically arranged at the two ends of the rotating plate (6b) and are fixedly connected with the rotating plate;
the rotary driving component (6d) is arranged outside the sintering furnace (1), and the output end of the rotary driving component (6d) is in transmission connection with the bottom end of the through pipe (6 a).
6. A vertical sintering furnace facilitating cleaning according to claim 5, characterized in that the rotary drive assembly (6d) comprises:
a servo motor (6d1) provided outside the sintering furnace (1);
the first belt pulley (6d2) is arranged at the output end of the servo motor (6d 1);
and the second belt pulley (6d3) is arranged at the bottom end of the through pipe (6a), and the first belt pulley (6d2) is in transmission connection with the second belt pulley (6d3) through a belt.
7. A vertical sintering furnace facilitating cleaning according to claim 1, characterized in that the water cooling mechanism (7) comprises:
a ring frame (7a) arranged above the interior of the sintering furnace (1);
the sprinkler heads (7b) are arranged on the ring frame (7a) in a surrounding way;
the water delivery component (7c) is arranged outside the sintering furnace (1), and the output end of the water delivery component (7c) is connected with the water spray head (7 b).
8. Vertical sintering furnace easy to clean according to claim 7 characterized by the fact that the water delivery assembly (7c) comprises:
a water tank (7c1) provided outside the sintering furnace (1);
a first water pump (7c2) provided on the water tank (7c 1);
one end of the water pipe (7c3) is connected with the first water pump (7c2), and the other end of the water pipe (7c3) is connected with the water spray head (7 b).
9. A vertical sintering furnace facilitating cleaning according to claim 1 characterized in that the gas pressure control mechanism (8) comprises:
the air valve (8a) is arranged on the sintering furnace (1);
one end of the air pipe (8b) is connected with the air valve (8 a);
the other end of the air pipe (8b) is connected with the air pump (8 c).
10. A vertical sintering furnace facilitating cleaning according to claim 1 characterized in that the draining mechanism (9) comprises:
the water valve (9a) is arranged at the bottom of the sintering furnace (1);
one end of the drain pipe (9b) is connected with the water valve (9 a);
the other end of the drain pipe (9b) is connected with the second water pump (9 c).
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| CN202110256081.1A CN113048781A (en) | 2021-03-09 | 2021-03-09 | Vertical sintering furnace convenient to clean |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110256081.1A CN113048781A (en) | 2021-03-09 | 2021-03-09 | Vertical sintering furnace convenient to clean |
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| CN114101679A (en) * | 2021-11-05 | 2022-03-01 | 肖英梅 | Quick cooling arrangement after sintered of powder metallurgy manufacture |
| CN116275031A (en) * | 2023-05-22 | 2023-06-23 | 上海晨华科技股份有限公司 | Discharge plasma sintering furnace with cleaning mechanism and use method thereof |
| CN116399119A (en) * | 2023-05-22 | 2023-07-07 | 靖江市峰力干燥成套设备有限公司 | Discharging device of purification vacuum calcination kiln |
| CN116900314A (en) * | 2023-09-11 | 2023-10-20 | 沈阳拓普新材料有限公司 | Metal powder vacuum sintering furnace |
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Application publication date: 20210629 |
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