CN111649581A - Calcination binder removal system that alloy powder extruded part used - Google Patents
Calcination binder removal system that alloy powder extruded part used Download PDFInfo
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- CN111649581A CN111649581A CN202010584696.2A CN202010584696A CN111649581A CN 111649581 A CN111649581 A CN 111649581A CN 202010584696 A CN202010584696 A CN 202010584696A CN 111649581 A CN111649581 A CN 111649581A
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- furnace
- control valve
- pipe
- temperature control
- binder removal
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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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/02—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces
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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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
- F27B9/062—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated electrically heated
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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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
- F27B9/26—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace on or in trucks, sleds, or containers
- F27B9/262—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace on or in trucks, sleds, or containers on or in trucks
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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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
-
- 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/40—Arrangements of controlling or monitoring 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
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
- F27B2009/122—Preheating
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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
- F27M2003/03—Calcining
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Tunnel Furnaces (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model provides a calcination binder removal system that alloy powder extruded piece used, includes forges burning furnace and preheater, is provided with the exhaust hole on the back lateral wall of burning furnace, installs the blast pipe on the exhaust hole, and drain pipe and binder removal pipe are connected respectively to the blast pipe end, and drain pipe and binder removal pipe all encircle and arrange in the preheater, and the end-to-end connection cooling water storage tank of drain pipe, binder removal pipe end connection waste liquid holding vessel. According to the invention, the exhaust holes are formed in the bottom of the calcining furnace, so that water vapor and colloid vapor can be led out of the furnace body from the exhaust holes, the influence of accumulation in the furnace body on heat conduction in the furnace body is avoided, and meanwhile, the drain pipes and the rubber discharge pipes are respectively arranged outside, so that the water vapor and the colloid are discharged at different temperatures, and meanwhile, heat can be fully utilized through condensation of the preheating furnace.
Description
Technical Field
The invention relates to a calcining device, in particular to a calcining and glue discharging system for an alloy powder extrusion part.
Background
With the development of science and technology, the traditional casting technology and machining technology have been changed in the modern metal processing, and a novel metal extrusion forming technology is developed, particularly in the forming process of special alloy parts, novel ceramic parts, ferrite elements and the like, a binder is added, and a final product is obtained by obtaining a required shape through the extrusion forming technology and then calcining.
For example, ferrite cores are composed mainly of 3 metal elements of iron (Fe), manganese (Mn), and zinc (Zn), and are generally called manganese-zinc ferrites. The toroidal ferrite core has a high magnetic effect because it has no air gap and has a uniform cross-sectional area. The ferrite core is made of dense and homogeneous non-metallic magnetic material with ceramic structure and low coercive force, and is also called soft magnetic ferrite. It consists of iron oxide (Fe2O3) and one or more oxide or carbonate compounds of other metals (e.g. manganese, zinc, nickel, magnesium). Compared with other types of magnetic materials, the ferrite has the advantages of high magnetic conductivity, high resistance in a wide frequency range, low eddy current loss and the like. These material properties make ferrites ideal for high frequency transformers, wide band transformers, tunable inductors and other high frequency circuits from 10kHz to 50 MHz.
In the process of molding, the ferrite is usually prepared by mixing the components, then performing extrusion molding, and then calcining, wherein in the process of calcining, the product contains moisture and colloid, which can be discharged in the heating process to pollute the environment, and in the discharging process, the steam and the colloid are not easy to be discharged from the calcining furnace to generate a heat insulation belt in the furnace body, so that the product cannot be fully calcined, and particularly, parts positioned at the bottom and accumulated in the center of the furnace body cause high defective rate, high cost and environmental pollution.
Disclosure of Invention
The invention aims to solve the problems that the existing calcining furnace is easy to pollute the environment after calcining and has high defective rate, and provides a calcining glue discharging system for an alloy powder extrusion part.
In order to solve the technical problems, the invention adopts the technical scheme that:
a calcining and glue discharging system for alloy powder extrusion forming pieces comprises a calcining furnace and a preheating furnace, wherein an exhaust hole is formed in the rear side wall of the calcining furnace, an exhaust pipe is arranged on the exhaust hole, the tail end of the exhaust pipe is respectively connected with a drain pipe and a glue discharging pipe, the drain pipe and the glue discharging pipe are arranged in the preheating furnace in a surrounding mode, the drain pipe and the glue discharging pipe enter the side wall of the preheating furnace from the top of the preheating furnace, then the drain pipe and the glue discharging pipe are wound in a ring shape for a plurality of circles in the side wall of the preheating furnace and leave the preheating furnace from the bottom of the side wall of the preheating furnace, the tail end of the drain pipe is connected with a cooling water storage tank, the tail end of the glue discharging pipe is connected with a waste liquid storage tank, a drain fan is arranged on the drain pipe, a glue discharging fan is arranged on the glue discharging pipe, a first temperature control valve is arranged, the first temperature control valve is opened, when the temperature of the calcining furnace exceeds 150 ℃, the first temperature control valve is closed, and the second temperature control valve is opened; the first temperature control valve is controlled in association with the drainage fan, the drainage fan is started when the first temperature control valve is opened, the drainage fan is closed when the first temperature control valve is closed, the second temperature control valve is associated with the glue discharging fan, the glue discharging fan is started when the second temperature control valve is opened, and the glue discharging fan is closed when the second temperature control valve is closed.
The calcining furnace comprises a furnace body, a furnace inlet is arranged in front of the furnace body, a furnace door is arranged, a plurality of air outlet holes are arranged on the rear side wall of the furnace body close to the furnace bottom and are communicated with exhaust holes arranged outside the furnace body, a furnace carriage is arranged at the furnace inlet and is matched with the bottom side wall of the furnace inlet to form a furnace bottom sealing layer, two part placing platforms arranged at intervals are arranged on the furnace carriage, a plurality of first air channels communicated with the rear wall of the calcining furnace door and the rear wall of the calcining furnace are arranged through the part placing platforms, a second air channel parallel to the first air channel is arranged between every two adjacent part placing platforms, three rows of heating elements arranged uniformly are fixed on the top of the furnace body, one row of heating elements are hung in the second air channels, the other two rows of heating elements are distributed on the two side walls of the sintering furnace, and a limiting, the limiting lug boss ensures that a gap is formed between the furnace door and the part placing platform after the furnace door closes the furnace body so as to ensure that the first air channel is not blocked by the furnace door.
The bottom of the furnace car is provided with a sliding wheel.
The furnace carriage bottom and the furnace body bottom are provided with positioning devices for limiting the position of the furnace carriage, each positioning device comprises a U-shaped clamping groove fixed at the bottom of the furnace carriage and a positioning plate fixed at the bottom of the furnace body, and the positioning plates are clamped in the clamping grooves to limit the position of the furnace carriage.
The top surface of the part placing platform is also provided with a plurality of air inlets.
The top surface of the part placing platform is provided with a plurality of part stacking frames for stacking.
The edge of the part stacking frame is provided with a plurality of rectangular notches, and the rectangular notches are matched to form an exhaust channel. The invention has the beneficial effects that: the exhaust holes are formed in the bottom of the calcining furnace, so that water vapor and colloid steam can be led out of the furnace body from the exhaust holes, the phenomenon that heat conduction in the furnace body is affected due to accumulation in the furnace body is avoided, meanwhile, the drain pipes and the colloid exhaust pipes are respectively arranged on the outer side of the calcining furnace, water begins to evaporate to become steam when the temperature reaches 100 ℃ because the temperatures of the water vapor and the colloid exhaust pipes are different, the colloid does not begin to evaporate at the moment, the water can be independently recycled at the moment, the colloid begins to evaporate when the temperature rises to be higher than 150 ℃, therefore, the colloid in the water vapor can not be directly discharged even if the water vapor exists, the water vapor is recycled through the colloid exhaust pipes and then is sent to a sewage treatment plant for treatment, the later-stage wastewater treatment capacity can be reduced through sectional control, and the.
A plurality of air channels are arranged in the calcining furnace, so that hot air can be ensured to fully flow in the sintering furnace, the internal temperature of the sintering furnace can be maintained, meanwhile, parts can be fully calcined, and the rate of finished products can be improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the structure of the calciner of the invention.
FIG. 3 is a schematic view showing a fully loaded state of the furnace carriage according to the present invention.
FIG. 4 is a plan view of the empty state of the furnace car of the present invention.
Graphic notation: 1. the device comprises a calcining furnace, 101, a furnace body, 102, a first air channel, 103, a limiting boss, 104, a positioning device, 1041, a U-shaped clamping groove, 105, a sliding wheel, 106, a second air channel, 107, a furnace car, 108, a part placing platform, 109, an air outlet, 110, a heating element, 111, a part stacking frame, 112, a rectangular notch, 113, an air inlet, 2, an air outlet, 3, an exhaust pipe, 4, a drain pipe, 5, a drainage fan, 6, a drainage pipe, 7, a glue drainage fan, 8, a preheating furnace, 9, a waste liquid storage tank, 10 and a cooling water storage tank.
Detailed Description
The specific embodiment shown in the figure is as follows:
a calcining and glue discharging system for an alloy powder extrusion molding piece comprises a calcining furnace 1 and a preheating furnace 8, wherein an exhaust hole 2 is formed in the rear side wall of the calcining furnace 1, an exhaust pipe 3 is installed on the exhaust hole 2, the tail end of the exhaust pipe 3 is respectively connected with a water discharging pipe 4 and a glue discharging pipe 6, the water discharging pipe 4 and the glue discharging pipe 6 are arranged in the preheating furnace 8 in a surrounding mode, the water discharging pipe 4 and the glue discharging pipe 6 enter the side wall of the preheating furnace 8 from the top of the preheating furnace 8, then the side wall of the preheating furnace 8 is wound in a circular ring shape for a plurality of circles and leaves the preheating furnace 8 from the bottom of the side wall of the preheating furnace, the tail end of the water discharging pipe 4 is connected with a cooling water storage tank 10, glue is discharged, the tail end of the water discharging pipe 6 is connected with a waste liquid storage tank 9, a water discharging fan 5 is arranged on the water discharging pipe 4, a glue discharging fan 7 is, generally, in order to ensure the calcining effect, the calcining is carried out in a segmented mode in the calcining process, so that the separation of the drainage stage and the binder removal stage can be fully ensured, when the temperature of the calcining furnace is between 0 and 150 ℃, the second temperature control valve is closed, the first temperature control valve is opened, and when the temperature of the calcining furnace exceeds 150 ℃, the first temperature control valve is closed, and the second temperature control valve is opened; the first temperature control valve is controlled in association with the drainage fan 5, the drainage fan is started when the first temperature control valve is opened, the drainage fan 5 is closed when the first temperature control valve is closed, the second temperature control valve is associated with the glue discharging fan 7, the glue discharging fan is started when the second temperature control valve is opened, and the glue discharging fan 7 is closed when the second temperature control valve is closed.
The calcining furnace comprises a furnace body 101, a furnace inlet is arranged in front of the furnace body 101 and is provided with a furnace door, two air outlet holes 109 are arranged on the back side wall of the furnace body close to the bottom of the furnace, the two air outlet holes 109 are communicated with an exhaust hole 2 arranged outside the furnace body after being converged, a furnace 107 is arranged at the furnace inlet, a furnace bottom sealing layer is formed by matching a furnace carriage 107 and the bottom side wall of the furnace inlet, two part placing platforms 108 arranged at intervals are arranged on the furnace carriage 107, six air inlets 113 arranged at even intervals are also arranged on the top surface of the part placing platform 108, so that steam generated by parts at the bottommost of the furnace carriage can be timely discharged, hot air penetrates through the whole furnace body and passes through the parts at the bottommost, thereby ensuring that the parts are fully calcined, a plurality of part stacking frames 111 arranged in a stacking mode are arranged on the top surface of the part placing platform, and three, the rectangular notches cooperate to form an exhaust passage. Two first air channels 102 communicated with a calciner door and the rear wall of the calciner are formed through the part placing platform, a second air channel 106 parallel to the first air channel is arranged between every two adjacent part placing platforms, three rows of heating elements 110 which are uniformly arranged are fixed at the top of the calciner, all the heating elements 110 are electric heating elements, one row of the heating elements is suspended in the second air channel 106, the other two rows of the heating elements are distributed at the positions of two side walls of the sintering kiln, the part placing platform 108 is close to the position of the furnace door and extends towards the furnace door to form a limiting boss 103, and a gap is formed between the furnace door and the part placing platform after the furnace door is closed by the furnace door to ensure that the first air channel is not blocked by the furnace door.
The bottom of the furnace car 107 is provided with a sliding wheel 105, the sliding wheel adopts a rail wheel matched with a rail, the rail is laid below the rail wheel, and the sliding wheel slides on the rail to drive the furnace car to move.
The bottom of the furnace carriage 107 and the bottom of the furnace body are provided with positioning devices 104 for limiting the position of the furnace carriage, each positioning device comprises a U-shaped clamping groove 1041 fixed at the bottom of the furnace carriage and a positioning plate fixed at the bottom of the furnace body, and the positioning plates are clamped in the clamping grooves to limit the position of the furnace carriage.
The technical solutions and embodiments of the present invention are not limited, and the same solutions or effects as those of the technical solutions and embodiments of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a calcination binder removal system that alloy powder extruded piece used which characterized in that: the device comprises a calcining furnace and a preheating furnace, wherein an exhaust hole is formed in the rear side wall of the calcining furnace, an exhaust pipe is arranged on the exhaust hole, the tail end of the exhaust pipe is respectively connected with a drain pipe and a glue discharging pipe, the drain pipe and the glue discharging pipe are arranged in the preheating furnace in a surrounding mode, the tail end of the drain pipe is connected with a cooling water storage tank, the tail end of the glue discharging pipe is connected with a waste liquid storage tank, a drain fan is arranged on the drain pipe, a glue discharging fan is arranged on the glue discharging pipe, a first temperature control valve is arranged between the drain pipe and the exhaust pipe, a second temperature control valve is arranged between the glue discharging pipe and the exhaust pipe, the second temperature control valve is closed when the temperature of the calcining furnace is 0-150 ℃, the first temperature control valve is opened, and the second temperature; the first temperature control valve is controlled in association with the drainage fan, the drainage fan is started when the first temperature control valve is opened, the drainage fan is closed when the first temperature control valve is closed, the second temperature control valve is associated with the glue discharging fan, the glue discharging fan is started when the second temperature control valve is opened, and the glue discharging fan is closed when the second temperature control valve is closed.
2. A calcination binder removal system for alloy powder extrudates as claimed in claim 1 wherein: the calcining furnace comprises a furnace body, a furnace inlet is arranged in front of the furnace body, a furnace door is arranged, a plurality of air outlet holes are arranged on the rear side wall of the furnace body close to the furnace bottom and are communicated with exhaust holes arranged outside the furnace body, a furnace carriage is arranged at the furnace inlet and is matched with the bottom side wall of the furnace inlet to form a furnace bottom sealing layer, two part placing platforms arranged at intervals are arranged on the furnace carriage, a plurality of first air channels communicated with the rear wall of the calcining furnace door and the rear wall of the calcining furnace are arranged through the part placing platforms, a second air channel parallel to the first air channel is arranged between every two adjacent part placing platforms, three rows of heating elements arranged uniformly are fixed on the top of the furnace body, one row of heating elements are hung in the second air channels, the other two rows of heating elements are distributed on the two side walls of the sintering furnace, and a limiting, the limiting lug boss ensures that a gap is formed between the furnace door and the part placing platform after the furnace door closes the furnace body so as to ensure that the first air channel is not blocked by the furnace door.
3. A calcination binder removal system for alloy powder extrudates as claimed in claim 2 wherein: the bottom of the furnace car is provided with a sliding wheel.
4. A calcination binder removal system for alloy powder extrudates as claimed in claim 2 wherein: the furnace carriage bottom and the furnace body bottom are provided with positioning devices for limiting the position of the furnace carriage, each positioning device comprises a U-shaped clamping groove fixed at the bottom of the furnace carriage and a positioning plate fixed at the bottom of the furnace body, and the positioning plates are clamped in the clamping grooves to limit the position of the furnace carriage.
5. A calcination binder removal system for alloy powder extrudates as claimed in claim 2 wherein: the top surface of the part placing platform is also provided with a plurality of air inlets.
6. A calcination binder removal system for alloy powder extrudates as claimed in claim 2 wherein: the top surface of the part placing platform is provided with a plurality of part stacking frames for stacking.
7. A calcination binder removal system for alloy powder extrudates as claimed in claim 6 wherein: the edge of the part stacking frame is provided with a plurality of rectangular notches, and the rectangular notches are matched to form an exhaust channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010584696.2A CN111649581B (en) | 2020-06-24 | 2020-06-24 | Calcination binder removal system that alloy powder extruded part used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010584696.2A CN111649581B (en) | 2020-06-24 | 2020-06-24 | Calcination binder removal system that alloy powder extruded part used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111649581A true CN111649581A (en) | 2020-09-11 |
| CN111649581B CN111649581B (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010584696.2A Active CN111649581B (en) | 2020-06-24 | 2020-06-24 | Calcination binder removal system that alloy powder extruded part used |
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| CN (1) | CN111649581B (en) |
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| JPH09173931A (en) * | 1995-12-25 | 1997-07-08 | Nireco Corp | Glue discharger |
| CN101875560A (en) * | 2010-03-31 | 2010-11-03 | 李锦桥 | Ceramic dumping environment-protection kiln |
| CN201876148U (en) * | 2010-12-07 | 2011-06-22 | 桐乡市耀润电子有限公司 | Heat energy recycling device for magnetic core material sintering furnace |
| CN102589282A (en) * | 2012-03-05 | 2012-07-18 | 南京深宁磁电有限公司 | Device for sintering magnetic material |
| CN202415468U (en) * | 2011-12-07 | 2012-09-05 | 张贵宾 | Gasification reaction furnace |
| CN203053216U (en) * | 2012-12-15 | 2013-07-10 | 钟祥市金时利磁业有限公司 | Separated variable air draft device of magnetic material microwave electric heating combined type pushed slab kiln |
| CN105149587A (en) * | 2015-09-16 | 2015-12-16 | 苏州汇科机电设备有限公司 | Processing device for waste rubber gas of MIM workpiece sintering furnace |
| CN108746609A (en) * | 2018-05-25 | 2018-11-06 | 合肥汇智新材料科技有限公司 | A kind of powder injection-molded batching out unit and dumping method |
| CN111116179A (en) * | 2019-12-31 | 2020-05-08 | 青海圣诺光电科技有限公司 | Calcination method of alumina grinding balls |
-
2020
- 2020-06-24 CN CN202010584696.2A patent/CN111649581B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0631107A (en) * | 1992-07-14 | 1994-02-08 | Juki Corp | Solvent extraction/solvent recovery apparatus |
| JPH09173931A (en) * | 1995-12-25 | 1997-07-08 | Nireco Corp | Glue discharger |
| CN101875560A (en) * | 2010-03-31 | 2010-11-03 | 李锦桥 | Ceramic dumping environment-protection kiln |
| CN201876148U (en) * | 2010-12-07 | 2011-06-22 | 桐乡市耀润电子有限公司 | Heat energy recycling device for magnetic core material sintering furnace |
| CN202415468U (en) * | 2011-12-07 | 2012-09-05 | 张贵宾 | Gasification reaction furnace |
| CN102589282A (en) * | 2012-03-05 | 2012-07-18 | 南京深宁磁电有限公司 | Device for sintering magnetic material |
| CN203053216U (en) * | 2012-12-15 | 2013-07-10 | 钟祥市金时利磁业有限公司 | Separated variable air draft device of magnetic material microwave electric heating combined type pushed slab kiln |
| CN105149587A (en) * | 2015-09-16 | 2015-12-16 | 苏州汇科机电设备有限公司 | Processing device for waste rubber gas of MIM workpiece sintering furnace |
| CN108746609A (en) * | 2018-05-25 | 2018-11-06 | 合肥汇智新材料科技有限公司 | A kind of powder injection-molded batching out unit and dumping method |
| CN111116179A (en) * | 2019-12-31 | 2020-05-08 | 青海圣诺光电科技有限公司 | Calcination method of alumina grinding balls |
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| CN111649581B (en) | 2021-12-03 |
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