CN112985052A - Tunnel type continuous sintering furnace and sintering method thereof - Google Patents
Tunnel type continuous sintering furnace and sintering method thereof Download PDFInfo
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- CN112985052A CN112985052A CN202110384446.9A CN202110384446A CN112985052A CN 112985052 A CN112985052 A CN 112985052A CN 202110384446 A CN202110384446 A CN 202110384446A CN 112985052 A CN112985052 A CN 112985052A
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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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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching 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
- F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
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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
- F27B9/24—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 being carried by a conveyor
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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
- F27B9/36—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
Abstract
The invention discloses a tunnel type continuous sintering furnace, which is of a tunnel type structure and comprises: the device comprises a bell jar, a plurality of sintering chambers for heating samples and a plurality of processing chambers for quenching or pasting the samples; the sintering chamber and the processing chamber are arranged in a circulating way at intervals, and the sample is repeatedly sintered, quenched or sintered and pasted in the sintering furnace; the sample passes through a sintering chamber and a processing chamber and forms a sintering cycle; the sample rotates in a curve and moves in a turning way and moves in a straight line in the sintering furnace; the sintering cavity comprises a feeding door for placing a sample, a bearing table arranged in the sintering cavity, a heating element embedded in the bearing table, and a cavity door communicated with adjacent processing chambers; the temperature of each sintering chamber is the same or different; the outer surface of each processing chamber is also provided with a side door. The sintering furnace can be a linear tunnel structure, an annular tunnel structure and a spiral tunnel structure, and can realize multiple continuous metallized sintering and multiple continuous sintering and quenching processes of single equipment.
Description
Technical Field
The invention relates to the technical field of sintering equipment, in particular to a tunnel type continuous sintering furnace and a sintering method thereof.
Background
In the field of material hot working and processing technology, high temperature equipment such as box sintering furnaces, atmosphere furnaces and the like is required. The gas-phase quenching is one of the important processes for heat treatment of materials, and particularly, the gas-phase quenching of functional material materials under a specific atmosphere can improve the performance of the materials. For example, in the literature "Large reduction of dielectric losses of CaCu3Ti4O12 Ceramics via air queuing [ J ]. Ceramics International, 2017, 43 (8): 6618-6621[ J ] "by quenching in air atmosphere, not only the dielectric constant of the dielectric ceramic can be increased, but also the dielectric loss can be effectively reduced. The 201711259380.0 patent improves the performance of the material by quenching the material under air.
The multiple metallization sintering is that firstly, the coating of a metallization paste on the surface of a sample is completed in a cavity, the sample is transferred to a sintering cavity to complete the first-stage metallization sintering, and then the paste is coated again to reach the size to complete the second-stage metallization sintering, and vice versa. The thickness of the coating paste is accurately controlled by multiple times of sintering, and the dimensional accuracy of the sample metallization layer can be accurately controlled by multiple times of sintering.
However, in the prior art, a sintering device does not exist, and a sintering and quenching process which can be continuously sintered for multiple times does not exist.
In view of the above, there is a need to improve a sintering furnace in the prior art to solve the problem that multiple continuous metallizing sintering and multiple continuous sintering and quenching processes cannot be performed by a single device in the prior art.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides a tunnel type continuous sintering furnace and a sintering method thereof.
In order to achieve the purpose, the invention adopts the technical scheme that: a tunnel type continuous sintering furnace is characterized in that the sintering furnace is of a tunnel type structure and comprises: the device comprises a bell jar, a plurality of sintering chambers for heating samples and a plurality of processing chambers for quenching or pasting the samples; the sintering chamber is arranged in the bell jar and forms a closed space;
the sintering chamber and the processing chamber are arranged at intervals in a circulating manner, and the sample is repeatedly sintered, quenched or sintered and pasted in the sintering furnace; the sample passes through one sintering chamber and one processing chamber and forms a sintering cycle period; the sample rotates in a curve direction and moves in a straight line in the sintering furnace;
the sintering chamber comprises: the loading door is used for placing the sample, the bearing table is arranged in the sintering cavity, the heating element is embedded in the bearing table, and the cavity door is communicated with the adjacent processing chambers;
the temperature of each sintering chamber is the same or different; the outer surface of each processing chamber is also provided with a side door.
In a preferred embodiment of the present invention, the sintering furnace is a linear tunnel structure, an annular tunnel structure, or a spiral tunnel structure.
In a preferred embodiment of the invention, the sintering furnace is communicated with all the sintering chambers and the processing chamber through slide rails.
In a preferred embodiment of the present invention, the bearing table is disposed above the slide rail, and the slide rail drives the bearing table to move along the track of the sintering furnace.
In a preferred embodiment of the present invention, the sintering furnace of the spiral tunnel structure is provided with a buffer channel at a longer part of a spiral track, the buffer channel is used for rapidly cooling the sample, and the processing chamber and the sintering chamber are arranged at an interval at a crossing part of the spiral track.
In a preferred embodiment of the present invention, when the quenching treatment is performed on the sample in the treatment chamber, a special atmosphere and a certain temperature are introduced into the treatment chamber.
In a preferred embodiment of the present invention, the side surface of the bell jar is further provided with an air inlet and an air outlet, the air inlet is used for introducing air, and the air outlet is used for an air outlet or a vacuum pumping interface.
The invention provides a sintering method of a tunnel type continuous sintering furnace, which is characterized by comprising the following steps of:
a1, placing the sample in a linear tunnel, placing the sample from a feeding door, and placing the sample on a bearing platform for heating;
a2, the slide rail drives the bearing table to move along the linear track of the sintering furnace, and the sample is moved to a processing chamber for quenching or surface pasting;
a3, the slide rail continues to drive the bearing table to move along the linear track of the sintering furnace, and the sintering, quenching or paste coating process is repeated to realize multiple gas-phase quenching sintering or multiple metallization sintering.
The invention also provides a sintering method of the tunnel type continuous sintering furnace, which comprises the following steps:
b1, placing the sample in the spiral tunnel, placing the sample from the feeding door, and placing the sample on a bearing platform for heating;
b2, the slide rail drives the bearing platform to move along the spiral track of the sintering furnace, the sample is rapidly cooled in the buffer channel, and the sample is transferred to a processing chamber at the cross part of the spiral track after being cooled for a certain time;
and B3, after quenching or paste coating treatment, the slide rail continuously drives the bearing table to move to the sintering cavity at the cross part of the spiral track, and the sintering, quenching or paste coating process is repeated to realize multiple gas-phase quenching sintering or multiple metallization sintering.
The invention also provides a sintering method of the tunnel type continuous sintering furnace, which comprises the following steps:
c1, placing the sample in an annular tunnel, placing the sample from a feed door, and placing the sample on a bearing platform for heating;
c2, the slide rail drives the sample to rotate along the circular track of the sintering furnace, the sample is moved to the position of the processing chamber, and the sample is quenched or coated with paste on the surface in the processing chamber;
c3, and repeating the sintering, quenching or pasting process, wherein the sample completes one cycle of gas phase quenching sintering or metallization sintering every time the sample rotates one circle.
In a preferred embodiment of the invention, the pasting is a process of coating a metallization paste.
The invention solves the defects in the background technology, and has the following beneficial effects:
(1) the invention provides a tunnel type sintering furnace which can be of a linear tunnel structure, an annular tunnel structure and a spiral tunnel structure and can realize multiple continuous metallized sintering and multiple continuous sintering and quenching processes by single equipment.
(2) The sample can complete a sintering cycle period after passing through the sintering chamber and the processing chamber which are arranged in a circulating mode at intervals, and multiple times of sintering can be completed as long as the sample passes through a plurality of times of sintering cycle periods.
(3) The linear tunnel realizes linear multi-period sintering; the annular tunnel structure realizes annular reciprocating periodic sintering; the spiral tunnel realizes the periodic sintering with controllable cooling. Linear multicycle sintering, structure, easy operation, the reciprocal cycle sintering space utilization of annular is high, and the controllable cooling of spiral tunnel is controlled the control more accurate to the temperature of sintering.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic perspective view of a continuous sintering furnace of a straight tunnel structure according to the present invention;
FIG. 2 is a perspective view of a sintering chamber and a bell jar in the continuous sintering furnace of a straight tunnel structure according to the present invention;
FIG. 3 is a schematic view showing the construction of a continuous sintering furnace of an annular tunnel structure according to the present invention;
FIG. 4 is a schematic view showing the structure of a continuous sintering furnace of a spiral tunnel structure according to the present invention;
in the figure: 1. a bell jar; 11. an air inlet; 12. an exhaust port; 2. a sintering chamber; 21. a feed gate; 22. a bearing table; 23. a chamber door; 24. a slide rail; 3. a processing chamber; 31. a side door; 4. a buffer channel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.
Example one
Fig. 1 is a schematic perspective view of a continuous sintering furnace having a straight tunnel structure. The straight tunnel structure includes but is not limited to a straight line, an intersection between two straight lines, and the like, and the main purpose of the straight line type multi-period sintering is realized.
The sintering furnace is of a linear tunnel structure and comprises: a bell jar 1, a plurality of sintering chambers 2 for heating samples, and a plurality of processing chambers 3 for quenching or pasting samples; the sintering chamber 2 is disposed inside the bell jar 1 and forms a closed space. The sintering chamber 2 and the processing chamber 3 are arranged at intervals in a circulating way, and the sample is repeatedly sintered, quenched or sintered and pasted in a sintering furnace; the sample passes through a sintering chamber 2 and a processing chamber 3 and forms a sintering cycle period; the sample was moved linearly in the sintering furnace.
In this embodiment, the side surface of the bell jar 1 is further provided with an air inlet 11 and an air outlet 12, the air inlet 11 is used for introducing air, and the air outlet 12 is used for an air outlet or vacuum-pumping interface.
Some samples such as lithium cobaltate require multiple sintering, and ceramics require multiple metallization sintering. Therefore, in this embodiment, the metallization sintering of the sample can be realized, and the processing chamber 3 corresponds to a paste coating process, the sample is sintered in the sintering chamber 2 to complete the first-stage metallization sintering, and is transferred to the processing chamber 3 to coat the paste to the size once, so as to complete the second-stage metallization sintering, and vice versa. The thickness of the coating paste is accurately controlled by multiple times of sintering, and the dimensional accuracy of the sample metallization layer can be accurately controlled by multiple times of sintering.
As shown in fig. 2, the sintering chamber in this embodiment includes: a feeding gate 21 for placing a sample, a susceptor 22 disposed in the sintering chamber, a heating element embedded in the susceptor 22, and a chamber gate 23 communicating with the adjacent process chambers 3. The temperature of each sintering chamber 2 is the same or different, and is determined according to the junction temperature of the primary metallization sintering, the secondary metallization sintering and the like of the sample.
The outer surface of each processing chamber 3 in this embodiment is also provided with a side door 31, and the sample is taken out from the side door 31. Samples are selectively taken out of the side door 31 according to the times of metallized sintering of different types of samples.
In the embodiment, the sintering furnace is communicated with all the sintering chambers 2 and the processing chambers 3 through slide rails 24. The bearing platform 22 is arranged above the slide rails 24, and the slide rails 24 drive the bearing platform 22 to move along the track of the sintering furnace. The slide rail 24 is provided at the bottom of the chamber door 23, and does not interfere with the chamber door 23.
The invention provides a sintering method of a continuous sintering furnace of a linear tunnel structure, which comprises the following steps: a1, placing the sample in a linear tunnel, placing the sample from a feed door 21, and placing the sample on a bearing platform for heating; a2, the slide rail 24 drives the bearing platform 22 to move along the linear track of the sintering furnace, and the sample is moved to the processing chamber 3 for quenching or surface pasting; a3 and the slide rail 24 continue to drive the bearing table 22 to move along the linear track of the sintering furnace, and the sintering, quenching or pasting process is repeated to realize multiple gas-phase quenching sintering or multiple metallization sintering.
In the continuous sintering furnace of the linear tunnel structure provided in the present embodiment, the sintering chambers 2 and the processing chambers 3 are arranged in a cyclic manner at intervals and are linearly connected in series. The sample passes through the sintering chamber 2 and the processing chamber 3 in sequence through the slide rail 24, and is subjected to selective multiple metallization sintering. In this embodiment, the sequence of the sintering chamber 2 and the processing chamber 3 is not limited, and the sintering chamber 2 and the processing chamber 3 are always arranged at intervals regardless of paste application or direct sintering.
In addition, the continuous sintering furnace of the straight tunnel structure in the embodiment is also applicable to the gas-phase quenching sintering process. The multiple sintering and quenching processes can be realized only by taking the processing chamber 3 as a carrier of the quenching process, enabling the sample to pass through the sintering chamber 2 and the processing chamber 3 in sequence through the slide rail 24, and selectively introducing special atmosphere and certain temperature into the processing chamber 3.
Example two
The embodiment is improved on the basis of the first embodiment. Fig. 3 is a schematic perspective view of a continuous sintering furnace having an annular tunnel structure. The linear tunnel structure is improved into a ring tunnel structure, wherein the ring tunnel structure comprises but is not limited to closed figures such as ellipses, circles, squares, rectangles and the like, and the main purpose of the improvement is to realize reciprocating periodic sintering of the ring tunnel structure.
In this embodiment, the sintering chamber 2 is disposed in the bell jar 1, the sintering chamber 2 and the processing chamber 3 are respectively provided with one, the sintering chamber 2 is communicated with the processing chamber 3 through the chamber door 23, the sample sequentially reciprocates in the sintering chamber 2 and the processing chamber 3 through the slide rail 24, the sample passes through one sintering chamber 2 and one processing chamber 3 to complete one sintering cycle period, as long as the sample passes through a plurality of sintering cycle periods, multiple times of sintering can be completed, and annular reciprocating cycle sintering is realized. Compared with a linear tunnel structure, the annular tunnel structure has high space utilization rate, does not need to be provided with more sintering chambers 2 and processing chambers 3, and is lower in cost.
The invention also provides a sintering method of the continuous sintering furnace with the annular tunnel structure, which comprises the following steps: b1, placing the sample in the spiral tunnel, placing the sample from the feeding gate 21, and placing the sample on a bearing platform for heating; b2, the slide rail 24 drives the bearing platform 22 to move along the spiral track of the sintering furnace, and the sample is rapidly cooled in the buffer channel 4 and is transferred to the processing chamber 3 at the cross part of the spiral track after being cooled for a certain time; and B3, after quenching or pasting treatment, the slide rail 24 continues to drive the bearing platform 22 to move to the sintering cavity at the cross part of the spiral track, and the sintering, quenching or pasting process is repeated to realize multiple gas-phase quenching sintering or multiple metallization sintering.
EXAMPLE III
The present embodiment is an improvement on the basis of the first embodiment and the second embodiment. Fig. 4 is a schematic structural view of a continuous sintering furnace of a spiral tunnel structure. The linear tunnel structure and the annular tunnel structure are improved into a spiral tunnel structure, the spiral tunnel structure is not a space spiral in the conventional sense, but a plane spiral structure, and the main purpose of the spiral tunnel structure is to realize periodic sintering of a sample in the spiral tunnel. The sample makes curve rotation and direction change movement in the sintering furnace.
The sintering furnace of the spiral tunnel structure is provided with a buffer channel 4 at the longer part of a spiral track, the buffer channel 4 is used for rapidly cooling a sample, and a processing chamber 3 and a sintering chamber 2 are arranged at the interval of the crossed part of the spiral track. Compared with a linear tunnel structure and an annular tunnel structure, the structure adds the buffer channel 4 for controlling cooling, so that the temperature of sintering is controlled more accurately in the embodiment.
The invention also provides a sintering method of the continuous sintering furnace with the spiral tunnel structure, which comprises the following steps: c1, placing the sample in the annular tunnel, placing the sample from the feeding door 21, and placing the sample on a bearing platform for heating; c2, the slide rail 24 drives the sample to rotate along the circular track of the sintering furnace, the sample is moved to the position of the processing chamber 3, and the sample is quenched or pasted on the surface of the processing chamber 3; c3, and repeating the sintering, quenching or pasting process, wherein the sample completes one cycle of gas phase quenching sintering or metallization sintering every time the sample rotates one circle.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A tunnel type continuous sintering furnace is characterized in that the sintering furnace is of a tunnel type structure and comprises: the device comprises a bell jar, a plurality of sintering chambers for heating samples and a plurality of processing chambers for quenching or pasting the samples; the sintering chamber is arranged in the bell jar and forms a closed space;
the sintering chamber and the processing chamber are arranged at intervals in a circulating manner, and the sample is repeatedly sintered, quenched or sintered and pasted in the sintering furnace; the sample passes through one sintering chamber and one processing chamber and forms a sintering cycle period; the sample rotates in a curve direction and moves in a straight line in the sintering furnace;
the sintering chamber comprises: the loading door is used for placing the sample, the bearing table is arranged in the sintering cavity, the heating element is embedded in the bearing table, and the cavity door is communicated with the adjacent processing chambers;
the temperature of each sintering chamber is the same or different; the outer surface of each processing chamber is also provided with a side door.
2. The tunnel-type continuous sintering furnace according to claim 1, characterized in that: the sintering furnace is of a linear tunnel structure, an annular tunnel structure and a spiral tunnel structure.
3. The tunnel-type continuous sintering furnace according to claim 1, characterized in that: the sintering furnace is communicated with all the sintering chambers and the processing chamber through slide rails.
4. A tunnel type continuous sintering furnace according to claim 3, characterized in that: the bearing table is arranged above the slide rail, and the slide rail drives the bearing table to move along the track of the sintering furnace.
5. The tunnel type continuous sintering furnace according to claim 2, wherein: the sintering furnace with the spiral tunnel structure is provided with a buffer channel at the longer part of a spiral track, the buffer channel is used for rapidly cooling the sample, and the processing chamber and the sintering chamber are arranged at the crossing part of the spiral track at intervals.
6. The tunnel-type continuous sintering furnace according to claim 1, characterized in that: when the processing chamber is used for quenching the sample, a special atmosphere and a certain temperature are introduced into the processing chamber.
7. The tunnel-type continuous sintering furnace according to claim 1, characterized in that: the side surface of the bell jar is also provided with an air inlet and an air outlet, the air inlet is used for introducing air, and the air outlet is used for an air exhaust or vacuum pumping interface.
8. Sintering method based on a tunnel type continuous sintering furnace according to any of claims 1 to 7, characterized by comprising the following steps:
a1, placing the sample in a linear tunnel, placing the sample from a feeding door, and placing the sample on a bearing platform for heating;
a2, the slide rail drives the bearing table to move along the linear track of the sintering furnace, and the sample is moved to a processing chamber for quenching or surface pasting;
a3, the slide rail continues to drive the bearing table to move along the linear track of the sintering furnace, and the sintering, quenching or paste coating process is repeated to realize multiple gas-phase quenching sintering or multiple metallization sintering.
9. Sintering method based on a tunnel type continuous sintering furnace according to any of claims 1 to 7, characterized by comprising the following steps:
b1, placing the sample in the spiral tunnel, placing the sample from the feeding door, and placing the sample on a bearing platform for heating;
b2, the slide rail drives the bearing platform to move along the spiral track of the sintering furnace, the sample is rapidly cooled in the buffer channel, and the sample is transferred to a processing chamber at the cross part of the spiral track after being cooled for a certain time;
and B3, after quenching or paste coating treatment, the slide rail continuously drives the bearing table to move to the sintering cavity at the cross part of the spiral track, and the sintering, quenching or paste coating process is repeated to realize multiple gas-phase quenching sintering or multiple metallization sintering.
10. Sintering method based on a tunnel type continuous sintering furnace according to any of claims 1 to 7, characterized by comprising the following steps:
c1, placing the sample in an annular tunnel, placing the sample from a feed door, and placing the sample on a bearing platform for heating;
c2, the slide rail drives the sample to rotate along the circular track of the sintering furnace, the sample is moved to the position of the processing chamber, and the sample is quenched or coated with paste on the surface in the processing chamber;
c3, and repeating the sintering, quenching or pasting process, wherein the sample completes one cycle of gas phase quenching sintering or metallization sintering every time the sample rotates one circle.
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