CN109059537B - Vertical sintering furnace with movable furnace bottom - Google Patents
Vertical sintering furnace with movable furnace bottom Download PDFInfo
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- CN109059537B CN109059537B CN201810543023.5A CN201810543023A CN109059537B CN 109059537 B CN109059537 B CN 109059537B CN 201810543023 A CN201810543023 A CN 201810543023A CN 109059537 B CN109059537 B CN 109059537B
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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
- F27B13/00—Furnaces with both stationary charge and progression of heating, e.g. of ring type, of type in which segmental kiln moves over stationary 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
- F27B13/00—Furnaces with both stationary charge and progression of heating, e.g. of ring type, of type in which segmental kiln moves over stationary charge
- F27B13/06—Details, accessories, or equipment peculiar to furnaces of this type
- F27B13/08—Casings
- F27B13/10—Arrangements of linings
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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
- F27B13/00—Furnaces with both stationary charge and progression of heating, e.g. of ring type, of type in which segmental kiln moves over stationary charge
- F27B13/06—Details, accessories, or equipment peculiar to furnaces of this type
- F27B13/12—Arrangements of heating devices
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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
- F27B13/00—Furnaces with both stationary charge and progression of heating, e.g. of ring type, of type in which segmental kiln moves over stationary charge
- F27B13/06—Details, accessories, or equipment peculiar to furnaces of this type
- F27B13/14—Arrangement of controlling, monitoring, alarm or like devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Tunnel Furnaces (AREA)
Abstract
The invention provides a vertical sintering furnace with a movable furnace bottom, which comprises a furnace body, at least one heating nozzle arranged on the side wall of the furnace body, a hearth arranged in the furnace body and a furnace bottom arranged at the bottom of the hearth, wherein the heating nozzle is arranged on the side wall of the furnace body; a rotating mechanism and a moving mechanism which are connected with the rotating mechanism and the moving mechanism are arranged below the furnace bottom, the rotating mechanism can drive the furnace bottom to perform speed-adjustable rotary motion in the hearth, and the moving mechanism supports the rotating mechanism and can drive the rotating mechanism to perform linear motion; the invention also comprises a temperature control device which comprises a temperature sensor arranged in the hearth, a fan arranged outside the hearth and a PLC control cabinet; the rotary mechanism is adopted to effectively avoid the radiation shadow effect, improve the temperature uniformity of the sintered product and avoid the cracking of the material caused by uneven heating; the moving mechanism can avoid potential safety hazards such as heatstroke and scald which can occur when the furnace is close to the furnace; by adopting the temperature control device, the temperature of the hearth can be accurately controlled.
Description
Technical Field
The invention relates to the technical field of heating furnaces, in particular to a vertical sintering furnace with a movable furnace bottom.
Background
With the development of science and technology, the requirements of the national defense industry field and the science and technology field on the performance of materials are higher and higher, various industrial electric furnaces are widely applied in the research and production of new materials, and a high-temperature sintering furnace is one of the industrial electric furnaces, so that the requirements of the fields of semiconductors, metallurgy, electronics, machinery, chemical engineering, hard alloy materials and the like can be met. Sintering is the main process after the powder metallurgy material is pressed and formed into a finished product; the essence of sintering is that the powder blank after being pressed and formed is heated in a vacuum state, powder products are bonded together through a series of physical and chemical changes, the light degree and the density of the blank are rapidly increased, and the physical and mechanical properties of the blank are increased.
At present, a sintering furnace conducts heat to a sintered product by adopting a heat radiation principle, when more furnace materials are heated, a shadow effect is generated, in a popular way, the temperature of the sintered product which is not directly radiated is far lower than that of the directly radiated part, so that the temperature field is not uniform, the temperature of the sintered product is not uniform, the sintered product is easy to shrink unevenly to form internal stress, the material is cracked, and the practical performance and the service life of the sintered product are influenced; in addition, due to the shadow effect, the sintered product needs to be completely and thoroughly heated, the required processing time is long, and the required energy consumption is large; the heating temperature of the sintering furnace is high, operators need to operate close to the furnace, and potential safety hazards such as heatstroke and scalding of the operators exist.
In view of the disadvantages of the conventional sintering furnace in the heating process, it is necessary to develop a sintering furnace which can uniformly heat the sintered product, improve the sintering efficiency and success rate, and facilitate safe operation.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a vertical sintering furnace with a movable furnace bottom; the invention can effectively avoid shadow effect, lead the sintered furnace charge to be more uniform and thorough, improve the productivity, avoid material cracking caused by uneven heating, facilitate the operation and further improve the safety performance of manual operation.
The technical scheme of the invention is as follows: a vertical sintering furnace with a movable furnace bottom comprises a furnace body, at least one heating nozzle arranged on the side wall of the furnace body, a hearth arranged in the furnace body and a furnace bottom arranged at the bottom of the hearth; a rotating mechanism and a moving mechanism which are connected with the rotating mechanism and the moving mechanism are arranged below the furnace bottom, the rotating mechanism can drive the furnace bottom to perform adjustable-speed rotating motion in the hearth, and the moving mechanism supports the rotating mechanism and can drive the rotating mechanism to perform linear movement; the rotating mechanism comprises a rotating assembly and a first driving motor connected with the rotating assembly, and the first driving motor drives the rotating assembly to perform adjustable-speed rotating motion in the hearth; the rotating assembly comprises a furnace bottom mounting plate for mounting the furnace bottom, a rotating part coaxial with the furnace bottom mounting plate and a rotating main shaft penetrating through the rotating part and connected with the furnace bottom mounting plate; the rotary member is fixedly arranged on the moving mechanism, and the first driving motor drives the rotating main shaft to do rotating motion, so that the furnace bottom mounting plate is driven to do adjustable-speed rotating motion around the central axis of the furnace bottom mounting plate, and the furnace bottom can rotate in the hearth.
Preferably, the moving mechanism comprises a supporting component for supporting the rotating mechanism and a moving component for driving the rotating mechanism to move; the supporting component comprises a supporting plate for mounting the rotating member, at least two groups of bearing ball sockets which are uniformly distributed on the upper surface of the supporting plate in an equal diameter mode, bearing balls which are respectively arranged in the bearing ball sockets and at least two pairs of supporting columns which are arranged on the lower surface of the supporting plate; the moving assembly comprises a main shaft which can rotate relative to each pair of supporting columns, guide wheels arranged at two ends of the main shaft, two parallel linear guide rails and a driving assembly for driving the main shaft to rotate.
Preferably, the driving assembly includes a first group of gears respectively sleeved at the middle position of the main shaft, a second gear arranged on the same plane as the first group of gears, and a second driving motor installed on the supporting plate; the second gear is installed on a main shaft of the second driving motor, the second driving motor drives the second gear to rotate, and the first group of gears realize synchronous rotation under the driving of the rotation of the chains installed on the first group of gears and the second group of gears, so that the guide wheel can move back and forth along the linear guide rail.
Preferably, the vertical sintering furnace with the movable furnace bottom further comprises a temperature control device, wherein the temperature control device comprises a temperature sensor arranged in the hearth, a fan arranged outside the furnace body and a PLC (programmable logic controller) control cabinet; but set up open closed air intake and open closed air exit on the lateral wall of furnace body, the fan with the air intake intercommunication, the heating mouth the fan with temperature sensor respectively with PLC switch board electricity signal connection.
Preferably, the first driving motor is a servo motor, a variable frequency motor or a variable speed motor.
Preferably, the furnace bottom mounting plate, the rotary member and the rotary main shaft are made of high temperature resistant heat insulating materials.
Preferably, the side wall of the furnace body is further provided with a smoke exhaust port, an observation hole, a first furnace door and a second furnace door arranged in the middle of the surface of the first furnace door, and the first furnace door and the second furnace door are controlled to be opened and closed in a chain pulling mode.
Preferably, the furnace body is respectively composed of a heat insulation layer, a fire-resistant layer and a coating from outside to inside.
Preferably, the coating is a high-temperature anti-radiation heat-preservation coating.
The invention has the beneficial effects that: according to the invention, the rotary mechanism drives the sintered products with different specifications to do rotary motion with adjustable rotating speed in the non-uniform temperature field of the hearth, so that the temperature of the sintered products is uniform in the heating process, the radiation shadow effect is effectively avoided, the temperature uniformity of the sintered products is improved, the sintered products are prevented from cracking, the heating efficiency is improved, and the energy consumption cost is saved; the moving mechanism can avoid potential safety hazards such as heatstroke and scalding which can occur when an operator approaches the sintering furnace to operate due to the fact that the heating temperature of the sintering furnace is high; adopt in addition temperature regulating device utilizes temperature sensor real-time detection temperature in the furnace exceeds when the temperature value during the setting value in the PLC controller, opens the air exit with the air intake starts the fan, it is right carry out the forced air cooling heat dissipation in the furnace, until temperature in the furnace drops to the setting value, works as when temperature is less than the setting value in the furnace, then starts heating mouth is right furnace heats, until temperature risees to the setting value in the furnace, has realized right the accurate control of furnace temperature, and simple structure, convenient operation.
Drawings
Fig. 1 is an overall simplified view of a vertical sintering furnace of a type in which a hearth of the present invention is movable.
Fig. 2 is a sectional view of the bottom of a vertical sintering furnace of a movable type according to the present invention.
Fig. 3 is a bottom view of a vertical sintering furnace of a movable hearth type according to the present invention.
Fig. 4 is a front view of a rotary mechanism of a vertical sintering furnace of a type in which a hearth is movable according to the present invention.
FIG. 5 is a front view of a moving mechanism of a vertical sintering furnace of a type in which a hearth is movable according to the invention.
FIG. 6 is a front view of a temperature control device of a vertical sintering furnace of a type in which a hearth is movable according to the present invention.
Fig. 7 is a sectional view of a furnace body of a vertical sintering furnace of a type in which a furnace bottom is movable according to the present invention.
Fig. 8 is another sectional view of the furnace body of the vertical sintering furnace of the type having a movable hearth according to the present invention.
FIG. 9 is a simplified view showing the structure of a vertical sintering furnace of the type having a movable hearth according to the present invention.
Reference numerals: 100-furnace body, 111-heating nozzle, 112-air inlet, 113-air outlet, 114-smoke outlet, 115-first furnace door, 116-second furnace door, 120-heat preservation and insulation layer, 130-fire-resistant layer, 140-coating, 200-furnace chamber, 300-furnace bottom, 310-rotating mechanism, 311-rotating component, 312-furnace bottom mounting plate, 313-revolving body, 314-rotating main shaft, 315-first driving motor, 320-moving mechanism, 330-supporting component, 331-supporting plate, 332-bearing ball socket, 333-bearing ball, 334-strut, 340-moving component, 341-main shaft, 342-guide wheel, 343-guide rail, 344-driving component, 345-first group gear, 346-second gear, 347-second driving motor, 400-temperature control device, 410-temperature sensor, 420-fan, 430-PLC control cabinet.
Detailed Description
In order to make the object, technical solution and technical effect of the present invention more apparent, the present invention will be further described with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, a vertical sintering furnace of a type having a movable bottom includes a furnace body 100, at least one heating nozzle 111 provided on a side wall of the furnace body 1, a hearth 200 provided in the furnace body, and a bottom 300 provided at a bottom of the hearth; in this embodiment, a rotating mechanism 310 and a moving mechanism 320 connected to the rotating mechanism 310 are arranged below the furnace bottom 300, the rotating mechanism 310 can drive the furnace bottom 300 to perform adjustable-speed rotating motion in the hearth 200, and the moving mechanism 320 supports the rotating mechanism 310 and can drive the rotating mechanism 310 to perform linear movement; the invention can realize the uniform temperature rise of the sintered product in the heating process and avoid the generation of radiation shadow effect, thereby improving the practical performance and the service life of the sintered product.
Referring to fig. 2, 3 and 4, the rotating mechanism 310 includes a rotating assembly 311 and a first driving motor 315 connected to the rotating assembly, the first driving motor 315 drives the rotating assembly 311 to perform an adjustable speed rotating motion in the furnace 200, preferably, the first driving motor 315 is a servo motor, a variable frequency motor or a variable speed motor, which is convenient for adjusting the rotating speed of the rotating assembly 310 and controlling the rotating motion at a fixed speed according to the specification and size of different sintered products, thereby improving the practical performance of the present invention.
Further, the rotating assembly 311 includes a bottom mounting plate 312 for mounting the bottom 300, a rotating member 313 coaxial with the bottom mounting plate, and a rotating spindle 314 passing through the rotating member and connected to the bottom mounting plate 312, preferably, a fireproof material having a certain thickness is stacked on the bottom mounting plate, the fireproof material has a plurality of smoke holes for discharging gas in the furnace 200, and a partition is provided on the fireproof material for preventing the stacked sintered products from falling down and effectively isolating the stacked sintered products; the rotating member 313 is fixedly mounted on the moving mechanism 320, and the first driving motor 315 drives the rotating main shaft 314 to perform adjustable-speed rotating motion, so as to drive the furnace bottom mounting plate 312 to perform adjustable-speed rotating motion around the central axis thereof, thereby realizing adjustable-speed rotation of the furnace bottom 300 in the furnace 200; the rotating mechanism 310 drives the sintered products with different specifications to do rotating motion with adjustable rotating speed in the non-uniform temperature field of the hearth 200, so that the temperature of the sintered products is uniformly increased in the heating process, the radiation shadow effect is effectively avoided, the temperature uniformity of the sintered products is improved, the sintered products are prevented from cracking, the heating efficiency is improved, and the energy consumption cost is saved; furthermore, the furnace bottom mounting plate 312, the revolving member 313 and the rotating main shaft 314 are all made of high temperature resistant heat insulation materials, which effectively insulates the rotating mechanism 310 and the moving mechanism 320, improves the service cycle of the rotating mechanism 310 and the moving mechanism 320, saves the production and manufacturing cost of equipment, and thus prolongs the service life of the vertical sintering furnace with the movable furnace bottom.
Referring to fig. 2 and 5, the moving mechanism 320 includes a supporting assembly 330 supporting the rotating mechanism 310 and a moving assembly 340 driving the rotating mechanism 310 to move; the supporting component 330 includes a supporting plate 331 for mounting the rotating member 313, at least two groups of ball sockets 332 for bearing balls uniformly distributed on the upper surface of the supporting plate in equal diameter, bearing balls 333 respectively arranged in the ball sockets for bearing balls, and at least two pairs of struts 334 arranged on the lower surface of the supporting plate; the moving assembly 340 includes a main shaft 341 rotatable with respect to each pair of pillars 334, guide wheels 342 disposed at both ends of the main shaft, two parallel linear guide rails 343, and a driving assembly 344 for driving the main shaft 341 to rotate.
Further, the driving assembly 344 includes a first set of gears 345 respectively sleeved at the middle position of the main shaft 341, a second gear 346 coplanar with the first set of gears, and a second driving motor 347 installed on the supporting plate 331; the second gear 346 is mounted on a main shaft of the second driving motor 347, the second driving motor 347 drives the second gear 346 to rotate, and the first set of gears 345 are synchronously rotated by a chain (not shown) mounted on the first set of gears 345 and the second gear 346, so that the guide wheel 342 moves back and forth along the linear guide 343; the furnace bottom 100 loaded with the sintered products can be moved to the outside of the hearth 200 through the moving mechanism 320, so that the potential safety hazard caused by taking and placing the sintered products in the hearth of the traditional sintering furnace can be avoided, and the potential safety hazards caused by heatstroke, scalding and the like when operators are operated close to the furnace due to the high heating temperature of the sintering furnace.
Referring to fig. 1 and 6, the vertical sintering furnace with a movable furnace bottom further comprises a temperature control device 400, which comprises a temperature sensor 410 arranged in the furnace chamber 200, a fan 420 arranged outside the furnace body 100, and a PLC control cabinet 430; an openable air inlet 112 and an openable air outlet 113 are formed in the side wall of the furnace body 100, the fan 420 is communicated with the air inlet 112, and the heating nozzle 111, the fan 420 and the temperature sensor 410 are respectively in electric signal connection with the PLC control cabinet 430; the temperature sensor 410 detects the temperature in the hearth 200 in real time, when the temperature value exceeds a set value in the PLC 430, the air outlet 112 and the air inlet 113 are opened, the fan 420 is started to perform air cooling heat dissipation in the hearth 200 until the temperature in the hearth 200 is reduced to the set value, when the temperature in the hearth 200 is lower than the set value, the heating nozzle 111 is started to heat the hearth 200 until the temperature in the hearth 200 is increased to the set value, so that the temperature of the hearth 200 is accurately controlled, the structure is simple, and the operation is convenient.
Referring to fig. 1, 7, 8 and 9, a smoke outlet 114, an observation hole (not shown), a first furnace door 115 and a second furnace door 116 arranged at a middle position of a surface of the first furnace door are further arranged on a side wall of the furnace body 100, the first furnace door 115 and the second furnace door 116 are controlled to be opened and closed in a chain pulling manner, the first furnace door 115 facilitates maintenance and moving in and out of the furnace bottom 300, and the second furnace door 116 facilitates taking and placing of sintered products; preferably, the furnace body 100 is composed of a heat insulation layer 120, a refractory layer 130 and a coating 140 from outside to inside, the heat insulation layer 120 is favorable for reducing heat loss, and the temperature in the furnace chamber 200 is kept stable and is convenient to control; furthermore, the coating 140 is a high-temperature anti-radiation heat-insulating coating, which is beneficial to reducing the heat dissipation speed in the furnace, is convenient for temperature control, and can adapt to the higher sintering temperature in the furnace.
The working principle of the invention is as follows: the second driving motor 347 is started to drive the guide wheel 342 to move along the linear guide rail 343, so that the furnace bottom 300 is moved out of the furnace body 100, the products to be sintered are orderly placed on the furnace bottom 300, and then the furnace body 100 is driven by the second driving motor 347 to move into the hearth 200; starting a power supply of the sintering furnace to start working, setting a temperature rise parameter of the sintering furnace and a proper rotating speed of the furnace bottom 300 aiming at an effective thickness value of a product to be sintered, wherein the speed is adjusted by adjusting the speed of driving the rotating main shaft 314 to rotate by the first driving motor 315; meanwhile, the temperature sensor 410 detects the temperature in the furnace 200 in real time, when the temperature in the furnace 200 is lower than a set value, the heating nozzle 111 is started to heat the furnace 200 until the temperature in the furnace 200 is raised to the set value, when the temperature value exceeds the set value in the PLC control cabinet 430, the air outlet 113 and the air inlet 112 are opened, the fan 420 is started to perform air cooling heat dissipation in the furnace 200 until the temperature in the furnace 200 is lowered to the set value, so that the temperature of the furnace 200 is within a range of process requirements to heat the product to be sintered, thereby effectively avoiding the radiation shadow effect, improving the temperature uniformity of the product to be sintered, avoiding the product to be sintered from cracking, improving the heating efficiency and saving the energy consumption cost; after the product to be sintered is heated and cooled to a temperature lower than the process temperature along with the furnace, the furnace door is opened, the second driving motor 347 is started to drive the guide wheel 342 to move along the linear guide rail 343, so that the furnace bottom 300 is moved out of the furnace body 100, after the product to be sintered is safely taken away, the furnace body 100 is driven by the second driving motor 347 to move into the hearth 200, the heat preservation is performed on the hearth 200 after the furnace door is closed, and the moving mechanism 320 can avoid potential safety hazards such as sunstroke and scalding which may occur when an operator approaches the furnace to operate due to high heating temperature of the sintering furnace.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the present invention pertains, the architecture form can be flexible and varied without departing from the concept of the present invention, and a series of products can be derived. But rather a number of simple derivations or substitutions are made which are to be considered as falling within the scope of the invention as defined by the appended claims.
Claims (8)
1. A vertical sintering furnace with a movable furnace bottom comprises a furnace body, at least one heating nozzle arranged on the side wall of the furnace body, a hearth arranged in the furnace body and a furnace bottom arranged at the bottom of the hearth; the method is characterized in that: a rotating mechanism and a moving mechanism which are connected with the rotating mechanism and the moving mechanism are arranged below the furnace bottom, the rotating mechanism can drive the furnace bottom to perform adjustable-speed rotating motion in the hearth, and the moving mechanism supports the rotating mechanism and can drive the rotating mechanism to perform linear movement; the rotating mechanism comprises a rotating assembly and a first driving motor connected with the rotating assembly, and the first driving motor drives the rotating assembly to perform adjustable-speed rotating motion in the hearth; the rotating assembly comprises a furnace bottom mounting plate for mounting the furnace bottom, a rotating part coaxial with the furnace bottom mounting plate and a rotating main shaft penetrating through the rotating part and connected with the furnace bottom mounting plate; the rotary member is fixedly arranged on the moving mechanism, and the first driving motor drives the rotating main shaft to do rotating motion, so that the furnace bottom mounting plate is driven to do rotating motion around the central axis of the furnace bottom mounting plate, and the furnace bottom can rotate in the hearth in a speed-adjustable manner;
the moving mechanism comprises a supporting component for supporting the rotating mechanism and a moving component for driving the rotating mechanism to move; the supporting component comprises a supporting plate for mounting the rotating member, at least two groups of bearing ball sockets which are uniformly distributed on the upper surface of the supporting plate in an equal diameter mode, bearing balls which are respectively arranged in the bearing ball sockets and at least two pairs of supporting columns which are arranged on the lower surface of the supporting plate; the moving assembly comprises a main shaft which can rotate relative to each pair of supporting columns, guide wheels arranged at two ends of the main shaft, two parallel linear guide rails and a driving assembly for driving the main shaft to rotate.
2. The vertical sintering furnace of the hearth movable type according to claim 1, wherein: the driving assembly comprises a first group of gears respectively sleeved at the middle position of the main shaft, a second gear arranged on the same plane with the first group of gears, and a second driving motor arranged on the supporting plate; the second gear is installed on a main shaft of the second driving motor, the second driving motor drives the second gear to rotate, and the first group of gears realize synchronous rotation under the driving of the rotation of the chains installed on the first group of gears and the second group of gears, so that the guide wheel can move back and forth along the linear guide rail.
3. The vertical sintering furnace of the hearth movable type according to claim 1, wherein: the vertical sintering furnace with the movable furnace bottom also comprises a temperature control device, a temperature sensor, a fan and a PLC control cabinet, wherein the temperature control device comprises a temperature sensor arranged in the hearth, and the fan and the PLC control cabinet are arranged outside the furnace body; but set up open closed air intake and open closed air exit on the lateral wall of furnace body, the fan with the air intake intercommunication, the heating mouth the fan with temperature sensor respectively with PLC switch board electricity signal connection.
4. The vertical sintering furnace of the hearth movable type according to claim 1, wherein: the first driving motor is a servo motor, a variable frequency motor or a variable speed motor.
5. The vertical sintering furnace of the hearth movable type according to claim 1, wherein: the furnace bottom mounting plate, the rotary member and the rotary main shaft are all made of high-temperature-resistant heat-insulating materials.
6. The vertical sintering furnace of the hearth movable type according to claim 1, wherein: the side wall of the furnace body is also provided with a smoke outlet, an observation hole, a first furnace door and a second furnace door arranged in the middle position of the surface of the first furnace door, and the first furnace door and the second furnace door are controlled to be opened and closed in a chain pulling mode.
7. The vertical sintering furnace of the hearth movable type according to claim 6, wherein: the furnace body consists of a heat insulation layer, a fire-resistant layer and a coating from outside to inside.
8. The vertical sintering furnace of the hearth movable type according to claim 7, characterized in that: the coating is a high-temperature anti-radiation heat-preservation coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810543023.5A CN109059537B (en) | 2018-05-30 | 2018-05-30 | Vertical sintering furnace with movable furnace bottom |
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| CN201810543023.5A CN109059537B (en) | 2018-05-30 | 2018-05-30 | Vertical sintering furnace with movable furnace bottom |
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| CN109059537A CN109059537A (en) | 2018-12-21 |
| CN109059537B true CN109059537B (en) | 2020-05-12 |
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| CN111952068B (en) * | 2020-08-07 | 2021-11-30 | 包头市英思特稀磁新材料股份有限公司 | Pore size and pore diameter sintering equipment for neodymium iron boron magnet production and implementation method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004085126A (en) * | 2002-08-28 | 2004-03-18 | Daido Steel Co Ltd | Vacuum heat treatment furnace |
| CN1978675A (en) * | 2005-12-08 | 2007-06-13 | 中集车辆（集团）有限公司 | Car-type heat treatment furnace |
| CN201133764Y (en) * | 2007-10-11 | 2008-10-15 | 洛阳市西格马仪器制造有限公司 | Sinter rotatable bell furnace |
| CN201653141U (en) * | 2010-02-05 | 2010-11-24 | 天津天和磁材技术有限公司 | Rotatable vertical fritting furnace |
| CN201688684U (en) * | 2010-04-27 | 2010-12-29 | 攀钢集团攀枝花钢钒有限公司 | Rotatable smelting furnace |
| CN203464717U (en) * | 2013-09-02 | 2014-03-05 | 湖南阳东微波科技有限公司 | Microwave sintering furnace for art ceramics |
| CN205981935U (en) * | 2016-08-24 | 2017-02-22 | 中钢集团洛阳耐火材料研究院有限公司 | Many samples high temperature elastic modulus tester |
| CN206683403U (en) * | 2017-03-04 | 2017-11-28 | 何盼 | A kind of efficient and conveniently moving steel pipe's production heating furnace |
-
2018
- 2018-05-30 CN CN201810543023.5A patent/CN109059537B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004085126A (en) * | 2002-08-28 | 2004-03-18 | Daido Steel Co Ltd | Vacuum heat treatment furnace |
| CN1978675A (en) * | 2005-12-08 | 2007-06-13 | 中集车辆（集团）有限公司 | Car-type heat treatment furnace |
| CN201133764Y (en) * | 2007-10-11 | 2008-10-15 | 洛阳市西格马仪器制造有限公司 | Sinter rotatable bell furnace |
| CN201653141U (en) * | 2010-02-05 | 2010-11-24 | 天津天和磁材技术有限公司 | Rotatable vertical fritting furnace |
| CN201688684U (en) * | 2010-04-27 | 2010-12-29 | 攀钢集团攀枝花钢钒有限公司 | Rotatable smelting furnace |
| CN203464717U (en) * | 2013-09-02 | 2014-03-05 | 湖南阳东微波科技有限公司 | Microwave sintering furnace for art ceramics |
| CN205981935U (en) * | 2016-08-24 | 2017-02-22 | 中钢集团洛阳耐火材料研究院有限公司 | Many samples high temperature elastic modulus tester |
| CN206683403U (en) * | 2017-03-04 | 2017-11-28 | 何盼 | A kind of efficient and conveniently moving steel pipe's production heating furnace |
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| CN109059537A (en) | 2018-12-21 |
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Effective date of registration: 20210709 Address after: No.1, Fuhai East Road, Shatian Town, Dongguan City, Guangdong Province 523000 Patentee after: Dongguan Wang'an energy saving technology equipment Co.,Ltd. Address before: 430000, No. 174, Gongnong community, No. 560, Huangshi Avenue, huangsiwan street, Xisaishan District, Huangshi City, Hubei Province Patentee before: Xiong Zhongmin |