CN111551030A - Full-automatic high temperature carbon tube furnace carbonizing apparatus - Google Patents
Full-automatic high temperature carbon tube furnace carbonizing apparatus Download PDFInfo
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- CN111551030A CN111551030A CN202010417272.7A CN202010417272A CN111551030A CN 111551030 A CN111551030 A CN 111551030A CN 202010417272 A CN202010417272 A CN 202010417272A CN 111551030 A CN111551030 A CN 111551030A
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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
- F27B17/00—Furnaces of a kind not covered by any preceding group
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
- C01B32/949—Tungsten or molybdenum carbides
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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
- F27D3/00—Charging; Discharging; Manipulation of charge
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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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
- F27D2003/0051—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities comprising means to pick up the charge and put it down
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- Carbon And Carbon Compounds (AREA)
Abstract
One or more embodiments of this description provide a full-automatic high temperature carbon tube furnace carbonization device, relate to powder metallurgy processing technology field, the device includes: the device comprises a carbon tube furnace, a furnace end conveying device, a furnace tail boat discharging device, a first manipulator track, a second manipulator track, a feeding manipulator, a discharging manipulator, a boat transporting track, a pressing device and a material pouring device; utilize PLC automatic control system control to control, after the suppression device carries out the material suppression, feeding manipulator inputs furnace end conveyor with the material, furnace end conveyor carries out the carbonization in with material input carbon pipe stove, the material output after the stove tail goes out the boat device will carbonize, it carries out the pouring to the material device with the material output of output to go out the manipulator, utilize the boat ware that fortune boat track conveying transported the material, can realize the high efficiency of material, clean, low-cost full automated production, and simultaneously, can improve the output of material greatly.
Description
Technical Field
One or more embodiments of this description relate to powder metallurgy processing technology field, especially relate to a full-automatic high temperature carbon tube furnace carbonization device.
Background
Tungsten is a globally important strategic metal. In China, more than 50% of tungsten is used for producing hard alloy, wherein tungsten carbide powder is an important raw material for producing hard alloy.
Currently, in the field of tungsten carbide powder manufacturing, a high-temperature carbon tube furnace (1500 ℃ -2100 ℃) is common carbonization equipment, has the characteristics of low manufacturing cost, high process temperature, good stability, low maintenance cost and the like, and is widely used in tungsten carbide manufacturers; however, the semi-circular graphite boat container is adopted, the boat loading amount is small, the yield is low, the semi-circular boat is not easy to fix and transport, and meanwhile, carbonized materials are seriously stuck to the boat and are not easy to fall off the boat, so that the full-automatic material loading and unloading can not be realized, the semi-circular graphite boat container is still a laggard low-efficiency mode of manual loading and manual unloading, and the further development of the carbon tube furnace is hindered. Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a full-automatic high-temperature carbon tube furnace carbonization device for tungsten carbide powder in tungsten powder carbonization production.
Disclosure of Invention
In view of this, an object of one or more embodiments of the present disclosure is to provide a full-automatic carbonization device for a high-temperature carbon tube furnace, so as to solve the problems of low boat loading amount, high production cost and incapability of realizing automatic production in the existing tungsten powder carbonization production.
In view of the above objects, one or more embodiments of the present specification provide a full-automatic high-temperature carbon tube furnace carbonization apparatus, the apparatus including:
the carbon tube furnace is used for carbonizing the materials;
one end of the carbon tube furnace is provided with a furnace end conveying device, and the other end of the carbon tube furnace is provided with a furnace tail boat discharging device;
a first manipulator track is arranged on the side surface of the furnace end conveying device, and a second manipulator track is arranged on the side surface of the furnace tail boat discharging device;
a feeding manipulator is arranged on the first manipulator rail in a sliding mode, and a discharging manipulator is arranged on the second manipulator rail in a sliding mode;
a boat conveying track is arranged on one side of the carbon tube furnace, a pressing device is arranged at the head end of the boat conveying track, and a material pouring device is arranged at the tail end of the boat conveying track;
the feeding manipulator and the discharging manipulator are driven by a servo motor, and the servo motor is controlled by a PLC automatic control system;
the pressing device is used for pressing the materials; the first manipulator rail is used for sliding of the feeding manipulator, and the second manipulator rail is used for sliding of the discharging manipulator; the feeding manipulator is used for conveying the boat to the furnace end conveying device, and the discharging manipulator is used for conveying the boat to the discharging device; the boat conveying track is used for conveying a boat, and the material pouring device is used for pouring materials in the boat;
the boat transporting track is parallel to the carbon tube furnace, and the first manipulator track and the second manipulator track are perpendicular to the boat transporting track.
Preferably, the pressing device comprises a hydraulic machine and a bin; the hydraulic machine is a 120-ton four-column hydraulic machine;
the working process of the pressing device is as follows: adding the material after carbon distribution into the stock bin, the bottom striker plate of stock bin is opened, and the material falls into the feeding chamber under the action of gravity, after the striker plate was closed, PLC automatic control system control cylinder will give the feeding chamber and push to semicircle mould top, and the material falls into the semicircle mould in, hydraulic press drive semicircle depression bar pushes down and suppresses the material, and PLC automatic control system control cylinder will press the embryo to push in transporting the boat on the boat track after the drawing of patterns.
Preferably, the feeding manipulator comprises a mechanical arm structure with XYZ three-axis degrees of freedom and a servo motor, the XYZ three-axis degrees of freedom are respectively driven by the servo motor, the feeding manipulator positions coordinates of a furnace tube of the carbon tube furnace by using the XY-axis degrees of freedom, and the boat entering of the boat is realized by using the Z-axis degrees of freedom;
the working process of the feeding mechanical arm is as follows: after the feeding mechanical arm reaches the position where the furnace end is appointed to receive the boat, the PLC automatic control system controls the air cylinder to push the boat with the pressed blank into the position where the feeding mechanical arm is located, the feeding mechanical arm runs to a feeding hole of the carbon tube furnace through the set XY axis coordinate, and the Z axis servo motor pushes the boat into the position where the carbon tube furnace is appointed to receive the boat.
Preferably, the carbon tube furnace comprises a furnace body, a boat inlet double furnace door, a boat outlet double furnace door and a heating zone; the boat inlet double furnace door is used for inputting materials, and the boat outlet double furnace door is used for outputting the materials; the PLC automatic control system is used for controlling the motor to drive the push rod to finish the boat discharging and entering of the boat in the carbon tube furnace.
Preferably, when the boat is pushed, the boat conveyed by the feeding manipulator is conveyed to the furnace body by the furnace end conveying device, the PLC automatic control system controls the lifting device to lift the boat, the outer furnace door of the double-furnace door of the boat is closed after the boat is lifted in place, hydrogen purging is carried out, the inner furnace door is opened after the hydrogen purging is finished, the servo motor finishes pushing the boat at a set pushing speed, the inner furnace door of the double-furnace door of the boat is closed after the boat pushing action is finished, and then nitrogen purging is carried out.
Preferably, the furnace tail boat discharging device comprises a support frame, a furnace tail conveying device, a speed reducing motor and a contact sensor; the working process of the furnace tail boat discharging device is as follows: the inner furnace door of the two furnace doors of the ship discharging furnace is opened while the ship is fed, when the boat of the ship discharging furnace is pushed to the furnace tail lifting mechanism to activate the contact sensor, the boat feeding is finished, the furnace tail lifting mechanism descends, after the inner furnace door of the two furnace doors of the ship discharging furnace is closed, the outer furnace door of the two furnace doors of the ship discharging furnace is opened, and meanwhile, the air replenishing electromagnetic valve is opened to replenish air into the furnace body to maintain the air pressure in the furnace body.
Preferably, the discharging manipulator comprises a mechanical arm structure with XYZ three-axis degrees of freedom and a servo motor, the XYZ three-axis degrees of freedom are respectively driven by the servo motor, the discharging manipulator positions coordinates of a furnace tube of the carbon tube furnace by using the XY-axis degrees of freedom, and the boat discharging is realized by using the Z-axis degrees of freedom;
the working process of the discharging manipulator is as follows: after the discharging manipulator reaches the specified boat receiving position at the furnace tail, the PLC automatic control system controls the cylinder to push the boat containing tungsten carbide into the boat receiving position of the discharging manipulator, the discharging manipulator runs to the material pouring device through the set XY axis coordinate, and the Z axis servo motor pushes the boat into the specified boat receiving position of the material pouring device.
Preferably, the material pouring device comprises a boat clamping mechanism, a boat turning mechanism and a double-shaft crushing mechanism; the material pouring device is provided with a bin inlet door and a bin outlet door, the boat clamping mechanism clamps the boat, the boat turnover mechanism overturns to pour out materials, the poured materials directly drop into the double-shaft crusher to be crushed, and the air cylinder pushes the boat to the boat conveying track after the material pouring is completed.
Preferably, the tail end of the boat conveying track is connected with a material pouring device, and the head end of the boat conveying track is connected with a blank outlet of the material pressing device; the boat in the boat conveying track is connected end to end, the pressing device pushes the pressed embryo into the first boat in the boat conveying track, and then the pressed embryo is pushed to the boat receiving position of the feeding manipulator by the cylinder.
From the foregoing, it can be seen that one or more embodiments of the present specification provide a full-automatic high temperature carbon tube furnace carbonization device, control is performed by using a PLC automatic control system, after a pressing device performs material pressing, a feeding manipulator inputs a material into a furnace end conveying device, the furnace end conveying device inputs the material into a carbon tube furnace for carbonization, a furnace tail boat discharging device outputs the carbonized material, an discharging manipulator outputs the output material to a material pouring device for pouring, and boat vessels conveying the material by using a boat conveying track can realize high-efficiency, clean and low-cost full-automatic production of the material, and simultaneously, the yield of the material can be greatly improved.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.
FIG. 1 is a schematic structural diagram of a full-automatic high-temperature carbon tube furnace carbonization device according to one or more embodiments of the present disclosure;
FIG. 2 is a schematic flow chart of a production process of a full-automatic high-temperature carbon tube furnace carbonization device according to one or more embodiments of the present disclosure;
in the figure:
1. a carbon tube furnace; 2. a furnace end conveying device; 3. a furnace tail boat discharging device; 4. a first manipulator track; 5. a second manipulator track; 6. a feeding manipulator; 7. a discharging manipulator; 8. a boat transporting track; 9. a pressing device; 10. and (7) a material pouring device.
Detailed Description
For the purpose of promoting a better understanding of the objects, aspects and advantages of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings.
It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
FIG. 1 is a schematic structural diagram of a carbonization device of an automatic high-temperature carbon tube furnace according to one or more embodiments of the present disclosure; the embodiment of this specification provides a full-automatic high temperature carbon tube furnace carbonization device, the device includes:
and the carbon tube furnace 1 is used for carbonizing the materials.
One end of the carbon tube furnace 1 is provided with a furnace end conveying device 2, and the other end of the carbon tube furnace 1 is provided with a furnace tail boat discharging device 3.
The side of the furnace end conveying device 2 is provided with a first manipulator track 4, and the side of the furnace tail boat discharging device 3 is provided with a second manipulator track 5.
And a feeding manipulator 6 is arranged on the first manipulator rail 4 in a sliding manner, and a discharging manipulator 7 is arranged on the second manipulator rail 5 in a sliding manner.
A boat conveying track 8 is arranged on one side of the carbon tube furnace 1, a pressing device 9 is arranged at the head end of the boat conveying track 8, and a material pouring device 10 is arranged at the tail end of the boat conveying track 8.
The feeding manipulator 6 and the discharging manipulator 7 are driven by a servo motor, and the servo motor is controlled by a PLC automatic control system.
The pressing device 9 is used for pressing materials; the first manipulator rail 4 is used for sliding of a feeding manipulator 6, and the second manipulator rail 5 is used for sliding of a discharging manipulator 7; the feeding manipulator 6 is used for conveying the boat to the furnace end conveying device 2, and the discharging manipulator 7 is used for conveying the boat to the discharging device 10; the boat conveying track 8 is used for conveying boats, and the material pouring device 10 is used for pouring materials in the boats.
The boat transporting track 8 is parallel to the carbon tube furnace 1, and the first manipulator track 4 and the second manipulator track 5 are both perpendicular to the boat transporting track 8.
The embodiment of this specification provides a full-automatic high temperature carbon tube furnace carbonization device, utilize PLC automatic control system control to control, suppression device 9 carries out the material suppression back, feeding manipulator 6 inputs furnace end conveyor 2 with the material, furnace end conveyor 2 carries out carbonization in with material input carbon tube furnace 1, the material output after the stove tail goes out the boat device 3 with the carbonization, ejection of compact manipulator 7 exports the material of output to pouring device 10 and pours the material, utilize the boat ware that transports the material of fortune boat track 8 conveying, can realize the high efficiency of material, clean, low-cost full automated production, and simultaneously, can improve the output of material greatly.
The embodiment of this description still provides a full-automatic high temperature carbon tube furnace carbonization device, the device includes:
and the carbon tube furnace 1 is used for carbonizing the materials.
One end of the carbon tube furnace 1 is provided with a furnace end conveying device 2, and the other end of the carbon tube furnace 1 is provided with a furnace tail boat discharging device 3.
The side of the furnace end conveying device 2 is provided with a first manipulator track 4, and the side of the furnace tail boat discharging device 3 is provided with a second manipulator track 5.
And a feeding manipulator 6 is arranged on the first manipulator rail 4 in a sliding manner, and a discharging manipulator 7 is arranged on the second manipulator rail 5 in a sliding manner.
A boat conveying track 8 is arranged on one side of the carbon tube furnace 1, a pressing device 9 is arranged at the head end of the boat conveying track 8, and a material pouring device 10 is arranged at the tail end of the boat conveying track 8.
The feeding manipulator 6 and the discharging manipulator 7 are driven by a servo motor, and the servo motor is controlled by a PLC automatic control system.
The pressing device 9 is used for pressing materials; the first manipulator rail 4 is used for sliding of a feeding manipulator 6, and the second manipulator rail 5 is used for sliding of a discharging manipulator 7; the feeding manipulator 6 is used for conveying the boat to the furnace end conveying device 2, and the discharging manipulator 7 is used for conveying the boat to the discharging device 10; the boat conveying track 8 is used for conveying boats, and the material pouring device 10 is used for pouring materials in the boats.
The boat transporting track 8 is parallel to the carbon tube furnace 1, and the first manipulator track 4 and the second manipulator track 5 are both perpendicular to the boat transporting track 8.
Wherein, the pressing device 9 comprises a hydraulic press and a storage bin; the hydraulic machine is a 120-ton four-column hydraulic machine;
the working process of the pressing device 9 is as follows: adding the material after carbon distribution to the feed bin, the bottom striker plate of feed bin is opened, and the material falls into the feeding chamber under the action of gravity, the striker plate closes the back, and PLC automatic control system control cylinder pushes away the feeding chamber to semicircle mould top, and the material falls into in the semicircle mould, and hydraulic press drive semicircle depression bar pushes down and suppresses the material, and the product after the suppression becomes regular cylindrical not loose, and PLC automatic control system control cylinder pushes the blank to the boat on fortune boat track 8 after the drawing of patterns, and the suppression process is accomplished this moment.
The feeding manipulator 6 comprises a mechanical arm structure with XYZ three-axis freedom and a servo motor, the XYZ three-axis freedom is driven by the servo motor respectively, the feeding manipulator 6 positions the furnace tube coordinates of the carbon tube furnace 1 by using the XY-axis freedom, and the boat feeding is realized by using the Z-axis freedom;
the working process of the feeding mechanical arm 6 is as follows: after the feeding mechanical arm 6 reaches the furnace end appointed boat receiving position, the PLC automatic control system controls the air cylinder to push the boat loaded with the pressed blank into the boat receiving position of the feeding mechanical arm 6, the feeding mechanical arm 6 runs to the feeding hole of the carbon tube furnace 1 through the set XY axis coordinate, and the Z axis servo motor pushes the boat into the carbon tube furnace 1 appointed boat receiving position.
The feeding manipulator 6 is composed of an X, Y, Z triaxial structure, a X, Y axis is used for coordinate positioning of a carbon tube furnace 1, a Z axis is used for boat entering, and the three axes are all driven by servo motors. After the feeding manipulator 6 reaches the designated boat receiving position, the air cylinder pushes the boat loaded with the pressed blank into the boat receiving position of the boat feeding manipulator, the manipulator runs to the feeding hole of the carbon tube furnace 1 through the set X, Y axis coordinate, the Z-axis driving motor pushes the boat into the designated boat receiving position of the carbon tube furnace 1, and the boat transporting process is completed.
The carbon tube furnace 1 comprises a furnace body, a boat inlet double furnace door, a boat outlet double furnace door and a heating zone; the boat inlet double furnace door is used for inputting materials, and the boat outlet double furnace door is used for outputting the materials; the PLC automatic control system is used for controlling the motor to drive the push rod to finish the boat discharging and entering of the boat in the carbon tube furnace 1.
When the boat is pushed, the boat conveyed by the feeding manipulator 6 is conveyed to the furnace body by the furnace end conveying device 2, the boat is lifted by the lifting device controlled by the PLC automatic control system, the outer furnace door of the double boat doors is closed after the boat is lifted in place, hydrogen purging is carried out, the inner furnace door is opened after hydrogen purging is completed, the servo motor completes boat pushing according to the set pushing speed, the inner furnace door of the double boat doors is closed after boat pushing is completed, and nitrogen purging is carried out.
The carbon tube furnace 1, the PLC automatic control system and the operation process are as follows: the carbon tube furnace 1 is composed of a furnace body, a furnace head double furnace door, a heating area and a furnace tail double furnace door mechanism, and the push rod is driven by a motor under the automatic control of a PLC to complete the boat discharging and the boat feeding. When the boat is fed, the boat conveyed by the manipulator is conveyed into the sealed cavity by the furnace end conveying device 2, the boat is lifted upwards by the lifting device after the PLC instruction is output, the outer furnace door is closed after the boat is in place, the inner furnace door is opened after the hydrogen purging is completed, the boat pushing is completed by the servo motor at a set pushing speed, the inner furnace door is closed after the boat pushing action is completed, and then the nitrogen purging is performed.
The furnace tail boat discharging device 3 comprises a support frame, a furnace tail conveying device, a speed reducing motor and a contact sensor; the working process of the furnace tail boat discharging device 3 is as follows: the inner furnace door of the two furnace doors of the ship discharging furnace is opened while the ship is fed, when the boat of the ship discharging furnace is pushed to the furnace tail lifting mechanism to activate the contact sensor, the boat feeding is finished, the furnace tail lifting mechanism descends, after the inner furnace door of the two furnace doors of the ship discharging furnace is closed, the outer furnace door of the two furnace doors of the ship discharging furnace is opened, and meanwhile, the air replenishing electromagnetic valve is opened to replenish air into the furnace body to maintain the air pressure in the furnace body.
In the full-automatic high-temperature carbon tube furnace carbonization device, the furnace tail boat discharging device 3 and the operation process are as follows: the furnace tail boat discharging device 3 comprises a support frame, a conveying device, a speed reducing motor, a contact sensor and the like. When the furnace end enters the boat, the inner furnace door at the tail part is opened simultaneously, the boat for taking out of the boat is also pushed to the furnace tail lifting mechanism to activate the contact sensor, the pushing of the boat by the furnace end is finished, the lifting mechanism descends, the outer furnace door is opened after the inner furnace door is closed, and simultaneously the air supply electromagnetic valve is opened to supply air to the cavity to maintain the micro-positive pressure of the cavity. The boat pushed out from the furnace tail pipe sealing cavity waits for the discharging manipulator 7 to be in place, and the discharging process is completed.
The discharging manipulator 7 comprises a mechanical arm structure with XYZ three-axis freedom and a servo motor, the XYZ three-axis freedom is driven by the servo motor respectively, the discharging manipulator 7 positions the furnace tube coordinates of the carbon tube furnace 1 by using the XY-axis freedom, and the boat discharging is realized by using the Z-axis freedom;
the working process of the discharging manipulator 7 is as follows: after the discharging mechanical arm 7 reaches the designated boat receiving position at the furnace tail, the PLC automatic control system controls the air cylinder to push the boat filled with tungsten carbide into the boat receiving position of the discharging mechanical arm 7, the discharging mechanical arm 7 runs to the material pouring device 10 through the set XY axis coordinate, and the Z axis servo motor pushes the boat into the designated boat receiving position of the material pouring device 10.
The discharging manipulator 7 and the operation process are that the discharging manipulator 7 is formed by an X, Y, Z three-axis structure, a X, Y axis is used for positioning the coordinates of the carbon tube furnace 1, a Z axis is used for pushing the boat to a material pouring station, and the three axes are all driven by a servo motor. After the discharging mechanical arm 7 reaches the designated boat receiving position at the furnace tail, the cylinder pushes the boat filled with tungsten carbide into the boat receiving position of the discharging mechanical arm 7, the mechanical arm runs to the material dumping station through the set X, Y axis coordinate, the Z-axis driving motor pushes the boat into the boat receiving position of the material dumping station, and the discharging process is completed.
Wherein, the material pouring device 10 comprises a boat clamping mechanism, a boat turning mechanism and a double-shaft crushing mechanism; the material pouring device 10 is provided with a bin inlet door and a bin outlet door, the boat clamping mechanism clamps the boat, the boat turnover mechanism overturns to pour out materials, the poured materials directly drop into the double-shaft crusher to be crushed, and the air cylinder pushes the boat to the boat conveying rail 8 after the material pouring is completed.
The material pouring device 10 and the operation process are as follows: the material pouring device 10 is composed of a boat clamping mechanism, a boat turning mechanism and a double-shaft crushing mechanism. The material pouring device 10 is provided with a bin inlet door and a bin outlet door, and the two bin doors are both in a closed state in the material pouring process, so that dust is reduced. The poured material directly drops to the double-shaft crusher below for crushing, the boat is pushed to the boat conveying rail 8 by the air cylinder after the boat finishes pouring, and the pouring process is finished at the moment.
The tail end of the boat conveying track 8 is connected with a material pouring device 10, and the head end of the boat conveying track is connected with a blank outlet of the pressing device; the boat in the boat conveying track 8 is connected end to end, the pressing device 9 pushes the pressed embryo to the first boat in the boat conveying track 8, and then the pressed embryo is pushed to the boat receiving position of the feeding manipulator 6 by the air cylinder.
The boat transporting track 8 and the operation process are as follows: the boat conveying track 8 is made of a round stainless steel pipe, the tail end of the boat conveying track is connected with the material pouring device 10, and the front end of the boat conveying track is connected with a blank outlet of the material pressing device. Boat vessels in the track are connected end to end, the boat pressing device pushes the pressed embryo to the first boat vessel of the boat transporting track 8, and then the pressed embryo is pushed to the boat receiving position of the feeding manipulator 6 by the cylinder, so that the boat transporting process is finished.
The embodiment of this specification provides a full-automatic high temperature carbon tube furnace carbonization device, utilize PLC automatic control system control to control, suppression device 9 carries out the material suppression back, feeding manipulator 6 inputs furnace end conveyor 2 with the material, furnace end conveyor 2 carries out carbonization in with material input carbon tube furnace 1, the material output after the stove tail goes out the boat device 3 with the carbonization, ejection of compact manipulator 7 exports the material of output to pouring device 10 and pours the material, utilize the boat ware that transports the material of fortune boat track 8 conveying, can realize the high efficiency of material, clean, low-cost full automated production, and simultaneously, can improve the output of material greatly.
As shown in fig. 2, when the full-automatic high-temperature carbon tube furnace carbonization device provided in this specification is used, firstly, a mixed raw material of tungsten carbide is placed into a pressing device 9 to be pressed into a pressed blank, the pressed blank is loaded into a boat and then is driven by a PLC automatic control system to drive the boat containing the pressed blank to be conveyed to a designated position of a feeding manipulator 6, the feeding manipulator 6 cooperatively conveys the material to a furnace end conveying device 2 by three shafts, the furnace end conveying device 2 starts to realize a boat feeding operation, the material is conveyed to a carbon tube furnace 1 to be carbonized, the carbonized tungsten carbide is output by a furnace tail boat discharging device 3, the discharging manipulator 7 conveys the tungsten carbide to a material pouring device 10 to be poured and crushed, the boat slides on a boat conveying rail 8 in the whole process, and efficient and automatic production of the tungsten carbide is realized.
Example 1: the single carbon tube furnace is upgraded and modified by the device of the invention in a certain project carbonization furnace, when 1 micron tungsten is carbonized and added with carbon, the device is used for automatically pressing and loading the boat, the boat loading amount is increased from the original average 8kg to 16kg, the boat loading lifting rate is 100%, the daily output is increased by 100%, and the output is greatly increased; the power consumption is reduced to 1.8kWh/kg from the original 2.4kWh/kg, the amplitude is reduced by 25 percent, and the aims of energy conservation and efficiency reduction are fulfilled; the integrated automatic boat-dumping and pre-crushing system of the device is used in the discharging link, so that the process flow is shortened, one-time material carrying work is reduced, and the working efficiency is improved.
Example 2: in a certain project, 2 sets of devices 1 drag 6 (1 set of automation system is responsible for 6 carbon tube furnaces) full-automatic carbon tube furnaces are adopted, so that the original 3-person duty of 12 carbon tube furnaces is reduced to 1-person duty each time, and when 2-micron tungsten is produced for carbon addition, the daily yield of a single carbon tube furnace reaches 1300kg/d which is twice of 650kg/d of the original traditional carbon tube furnace; the per-person yield of 5200 kg/person/d is 6 times of that of 867 kg/person/d of the original traditional carbon tube furnace, and the production efficiency is greatly improved.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (9)
1. The utility model provides a full-automatic high temperature carbon tube furnace carbonization device which characterized in that, the device includes:
the carbon tube furnace (1) is used for carbonizing materials;
a furnace end conveying device (2) is arranged at one end of the carbon tube furnace (1), and a furnace tail boat discharging device (3) is arranged at the other end of the carbon tube furnace (1);
a first manipulator track (4) is arranged on the side surface of the furnace end conveying device (2), and a second manipulator track (5) is arranged on the side surface of the furnace tail boat discharging device (3);
a feeding manipulator (6) is arranged on the first manipulator rail (4) in a sliding manner, and a discharging manipulator (7) is arranged on the second manipulator rail (5) in a sliding manner;
a boat conveying track (8) is arranged on one side of the carbon tube furnace (1), a pressing device (9) is arranged at the head end of the boat conveying track (8), and a material pouring device (10) is arranged at the tail end of the boat conveying track (8);
the feeding mechanical arm (6) and the discharging mechanical arm (7) are driven by a servo motor, and the servo motor is controlled by a PLC automatic control system;
the pressing device (9) is used for pressing the materials; the first manipulator rail (4) is used for sliding the feeding manipulator (6), and the second manipulator rail (5) is used for sliding the discharging manipulator (7); the feeding mechanical arm (6) is used for conveying the boat to the furnace end conveying device (2), and the discharging mechanical arm (7) is used for conveying the boat to the discharging device (10); the boat conveying track (8) is used for conveying boats, and the material pouring device (10) is used for pouring materials in the boats;
the boat transporting track (8) is parallel to the carbon tube furnace (1), and the first manipulator track (4) and the second manipulator track (5) are perpendicular to the boat transporting track (8).
2. The full-automatic high-temperature carbon tube furnace carbonization device according to claim 1, wherein the pressing device (9) comprises a hydraulic press and a silo; the hydraulic machine is a 120-ton four-column hydraulic machine;
the working process of the pressing device (9) is as follows: adding the material after carbon distribution to the feed bin, the bottom striker plate of feed bin is opened, and the material falls into the feeding chamber under the action of gravity, after the striker plate was closed, PLC automatic control system control cylinder will give the feeding chamber and push to semicircle mould top, and the material falls into the semicircle mould in, hydraulic press drive semicircle depression bar pushes down and suppresses the material, and PLC automatic control system control cylinder will press the embryo to push in transporting the boat on boat track (8) after the drawing of patterns.
3. The carbonization device of the full-automatic high-temperature carbon tube furnace according to claim 2, wherein the feeding manipulator (6) comprises a mechanical arm structure with three degrees of freedom of XYZ and a servo motor, the three degrees of freedom of XYZ are respectively driven by the servo motor, the feeding manipulator (6) uses the degrees of freedom of XY axes to position the coordinates of the furnace tube of the carbon tube furnace (1), and uses the degrees of freedom of Z axis to realize the boat feeding;
the working process of the feeding mechanical arm (6) is as follows: after the feeding mechanical arm (6) reaches the designated boat receiving position of the furnace end, the PLC automatic control system controls the air cylinder to push the boat loaded with the pressed blank into the boat receiving position where the feeding mechanical arm (6) is located, the feeding mechanical arm (6) runs to the feeding hole of the carbon tube furnace (1) through the set XY axis coordinate, and the Z axis servo motor pushes the boat into the designated boat receiving position of the carbon tube furnace (1).
4. The full-automatic high-temperature carbon tube furnace carbonization device according to claim 3, wherein the carbon tube furnace (1) comprises a furnace body, a boat inlet double furnace door, a boat outlet double furnace door and a heating zone; the boat inlet double furnace door is used for inputting materials, and the boat outlet double furnace door is used for outputting the materials; the PLC automatic control system is used for controlling the motor to drive the push rod to finish the boat discharging and entering of the boat in the carbon tube furnace (1).
5. The carbonization device of a full-automatic high-temperature carbon tube furnace according to claim 4, wherein when the furnace is in a boat-in state, the furnace head conveying device (2) conveys the boat conveyed by the feeding manipulator (6) to the furnace body, the PLC automatic control system controls the lifting device to lift the boat, the outer furnace door of the double furnace doors of the boat-in state is closed after the boat is lifted in place, hydrogen purging is performed, the inner furnace door is opened after the hydrogen purging is completed, the servo motor finishes boat pushing at a predetermined pushing speed, the inner furnace door of the double furnace doors of the boat-in state is closed after the boat pushing operation is completed, and then nitrogen purging is performed.
6. The full-automatic high-temperature carbon tube furnace carbonization device according to claim 5, wherein the furnace tail boat discharging device (3) comprises a supporting frame, a furnace tail conveying device, a speed reduction motor and a contact sensor; the working process of the furnace tail boat discharging device (3) is as follows: the inner furnace door of the two furnace doors of the ship discharging furnace is opened while the ship is fed, when the boat of the ship discharging furnace is pushed to the furnace tail lifting mechanism to activate the contact sensor, the boat feeding is finished, the furnace tail lifting mechanism descends, after the inner furnace door of the two furnace doors of the ship discharging furnace is closed, the outer furnace door of the two furnace doors of the ship discharging furnace is opened, and meanwhile, the air replenishing electromagnetic valve is opened to replenish air into the furnace body to maintain the air pressure in the furnace body.
7. The full-automatic carbonization device for the high-temperature carbon tube furnace according to claim 6, wherein the discharging manipulator (7) comprises a mechanical arm structure with three degrees of freedom of XYZ and a servo motor, the three degrees of freedom of XYZ are respectively driven by the servo motor, the discharging manipulator (7) uses the degrees of freedom of XY axes to position the coordinates of the furnace tube of the carbon tube furnace (1), and uses the degrees of freedom of Z axis to realize the boat discharging;
the working process of the discharging manipulator (7) is as follows: after the discharging mechanical arm (7) reaches the designated boat receiving position at the furnace tail, the PLC automatic control system controls the air cylinder to push the boat filled with tungsten carbide into the boat receiving position where the discharging mechanical arm (7) is located, the discharging mechanical arm (7) runs to the material pouring device (10) through the set XY-axis coordinate, and the Z-axis servo motor pushes the boat into the designated boat receiving position of the material pouring device (10).
8. The full-automatic high-temperature carbon tube furnace carbonization device according to claim 7, wherein the discharging device (10) comprises a boat holding mechanism, a boat turning mechanism and a biaxial crushing mechanism; the material pouring device is characterized in that a bin inlet door and a bin outlet door are arranged on the material pouring device (10), the boat clamping mechanism clamps the boat, the boat overturning mechanism overturns to pour out materials, the poured materials directly drop into the double-shaft crusher to be crushed, and the air cylinder pushes the boat to the boat conveying track (8) after the material pouring is completed.
9. The full-automatic carbonization device of the high-temperature carbon tube furnace as claimed in claim 8, wherein the tail end of the boat conveying track (8) is connected with a material pouring device (10), and the head end is connected with a blank outlet of a pressing device; the boats in the boat conveying track (8) are connected end to end, the pressing device (9) pushes the pressed embryos to the first boat in the boat conveying track (8), and then the pressed embryos are pushed to the boat receiving position of the feeding manipulator (6) by the air cylinder.
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| CN202010417272.7A CN111551030A (en) | 2020-05-18 | 2020-05-18 | Full-automatic high temperature carbon tube furnace carbonizing apparatus |
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| CN202010417272.7A CN111551030A (en) | 2020-05-18 | 2020-05-18 | Full-automatic high temperature carbon tube furnace carbonizing apparatus |
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| CN112758624A (en) * | 2020-12-21 | 2021-05-07 | 赣州博立科技有限公司 | Ultra-long high-power full-automatic loading and unloading boat hydrogen molybdenum wire furnace for tungsten powder |
| CN114522630A (en) * | 2022-02-23 | 2022-05-24 | 无锡东恒新能源科技有限公司 | Carbon nano tube continuous production device |
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