With the cell piece sintering furnace of track separation mechanism and the sintering method of cell piece
Technical field
The present invention relates to a kind of with the cell piece sintering furnace of track separation mechanism and the sintering method of cell piece.
Background technology
Sintering can regard that the high energy position of atom instability from system migrates to the process of free energy extreme lower position as.Gas-Soliq Particle Systems in thick film ink is the powder model system of high degree of dispersion, has very high surface free energy.Because system always makes every effort to reach minimum surface free energy state, so in thick film firing process, the total surface free energy of powder model system must reduce, the principle of dynamics of thick film firing that Here it is.
Solid particle has very large specific area, have irregular complex surface state and in the process such as manufacture, micronization processes of particle, the serious crystal defect etc. that the machinery be subject to, chemistry, heat effect cause, system has very high free energy. during sintering, particle is by touching combination, the elimination etc. of the contraction of Free Surface, the eliminating in space, crystal defect all can make the free energy of system reduce, and system transition is state more stable in thermodynamics.This is the reason that thick film powder model system at high temperature can sinter compact structure into.
Slurry on dry silicon chip, the organic component of after-flame slurry, makes slurry and silicon chip form good Ohmic contact.Traditional sintering furnace is divided into multiple temperature from low paramount warm area, and sintering furnace is longer in the length of silicon chip direct of travel, and area of dissipation is comparatively large, causes heat radiation in the heat tunnel of sintering furnace very fast, causes the waste of the energy, improve production cost.Therefore seek a kind of can economize energy, reduce production cost with the cell piece sintering furnace of track separation mechanism and the sintering method of cell piece particularly important.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, provide a kind of can economize energy, reduce production cost with the cell piece sintering furnace of track separation mechanism and the sintering method of cell piece.
The object of the present invention is achieved like this:
A kind of cell piece sintering furnace with track separation mechanism, it comprises sintering furnace body, sintered channels is from front to back provided with in described sintering furnace body, it is characterized in that being provided with track separation mechanism in sintered channels, described track separation mechanism comprises one group of splicing section, two groups of sub-material sections be arranged symmetrically with and a feeding distribution mechanism, splicing section front end connects the charging aperture of sintered channels, sub-material section rear end connects the discharging opening of sintered channels, described splicing section comprises the splicing transfer roller bottom splicing deflector chute and splicing deflector chute, the inwall of described sub-material deflector chute is provided with many groups the first Material Sensor, described sub-material section comprises the sub-material transfer roller bottom sub-material deflector chute and sub-material deflector chute, described splicing section is straightway, the leading portion of described sub-material section is oblique section back segment is straightway, the front end of two component material sections connects the rear end of splicing section respectively, described feeding distribution mechanism comprises base plate, pusher motor, connecting axle, fork, rotating shaft and sub butt ends, described pusher motor is arranged on base plate, described rotating shaft is vertically arranged on base plate, the middle part of fork is rotationally connected with in rotating shaft, one end of fork connects the output of pusher motor, the other end of fork connects sub butt ends, two sides of sub butt ends are the arc block face of indent, arc block face is provided with from front to back many groups the second Material Sensor, described sub butt ends is arranged in the deflector chute of two component material sections and splicing section junction, the splicing section of feeding distribution mechanism or the both sides of sub-material section are provided with heater.
A kind of sintering method of cell piece, it is characterized in that this sintering method uses the cell piece sintering furnace with track separation mechanism, material enters the feed zone of track separation mechanism from sintered channels, by the first Material Sensor, material is detected, detection signal is passed to PLC, material carries out sub-material at sub butt ends place subsequently, the second Material Sensor on sub butt ends detects material, this detection signal is also passed to PLC, PLC is by controlling the action of the pusher motor of feeding distribution mechanism, thus control the action of sub butt ends, make sub butt ends by material diversion to two component material section, complete the uniform divided flows of material.
First Material Sensor comprises the signal transmitting terminal being positioned at sub-material deflector chute inwall side and the signal receiving end being positioned at sub-material deflector chute inwall opposite side.
Second Material Sensor comprises the signal transmitting terminal being positioned at arc block face epimere and the signal receiving end being positioned at arc block face hypomere.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention, in the sintered channels of the sintering furnace of shorter length, utilizes the width of sintered channels, completes the sintering of material, has saved the energy, has reduced production cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the top view of track separation mechanism.
Fig. 3 is the stereogram of track separation mechanism.
Fig. 4 is the schematic diagram of splicing section in Fig. 3 and sub-material section.
Fig. 5 is the schematic diagram of the feeding distribution mechanism in Fig. 3.
Wherein:
Sintering furnace body 1
Sintered channels 2
Track separation mechanism 3, splicing section 3.1, first Material Sensor 3.1.1, sub-material section 3.2, feeding distribution mechanism 3.3, base plate 3.3.1, pusher motor 3.3.2, connecting axle 3.3.3, fork 3.3.4, rotating shaft 3.3.5, sub butt ends 3.3.6, the second Material Sensor 3.3.7
Heater 4.
Detailed description of the invention
See Fig. 1 ~ Fig. 5, a kind of cell piece sintering furnace with track separation mechanism that the present invention relates to, it comprises sintering furnace body 1, is provided with sintered channels 2 from front to back, is provided with track separation mechanism 3 in sintered channels 2 in described sintering furnace body 1.
Described track separation mechanism 3 comprises one group of splicing section 3.1, two groups of sub-material sections be arranged symmetrically with 3.2 and a feeding distribution mechanism 3.3, splicing section front end connects the charging aperture of sintered channels, sub-material section rear end connects the discharging opening of sintered channels, described splicing section 3.1 comprises the splicing transfer roller bottom splicing deflector chute and splicing deflector chute, the both sides inwall of described sub-material deflector chute is provided with from front to back many groups the first Material Sensor 3.1.1, first Material Sensor 3.1.1 comprises the signal transmitting terminal being positioned at sub-material deflector chute inwall side and the signal receiving end being positioned at sub-material deflector chute inwall opposite side, described sub-material section 3.2 comprises the sub-material transfer roller bottom sub-material deflector chute and sub-material deflector chute, described splicing section 3.1 is straightway, the leading portion of described sub-material section 3.2 is oblique section back segment is straightway, the front end of two component material sections 3.2 connects the rear end of splicing section 3.1 respectively, described feeding distribution mechanism 3 comprises base plate 3.3.1, pusher motor 3.3.2, connecting axle 3.3.3, fork 3.3.4, rotating shaft 3.3.5 and sub butt ends 3.3.6, the sub-material deflector chute of described base plate 3.3.1 and sub-material section 3.2 is fixed, described pusher motor 3.3.2 is horizontally set on base plate 3.3.1, described rotating shaft 3.3.5 is vertically arranged on base plate 3.3.1, the middle part of fork 3.3.4 is rotationally connected with on rotating shaft 3.3.5, one end of fork 3.3.4 connects the output of pusher motor 3.3.2 by connecting axle 3.3.3, the other end of fork 3.3.4 connects sub butt ends 3.3.6, two sides of sub butt ends 3.3.6 are the arc block face of indent, arc block face is provided with from front to back many groups the second Material Sensor 3.3.7, second Material Sensor 3.3.7 comprises the signal transmitting terminal being positioned at arc block face epimere and the signal receiving end being positioned at arc block face hypomere, described sub butt ends 3.3.6 is arranged at two component material sections 3.2 with in the deflector chute of splicing section 3.1 junction, the action of sub butt ends 3.3.6 can be controlled by the action of pusher motor 3.3.2, thus the material controlled in splicing section 3.1 is selected one and is entered in two component material sections 3.2.
The splicing section 3.1 of feeding distribution mechanism 3 or the both sides of sub-material section 3.2 are provided with heater 4, and be also provided with heater 4 between the adjacent sub-material section 3.2 of in the end holding, heater 4 needs even setting, ensure that the material at same length direction place is heated evenly.
Operation principle:
Material enters the feed zone of track separation mechanism from sintered channels, detect by the first Material Sensor (when there being material to pass through to material, the signal receiving end of the first Material Sensor does not receive the signal of signal transmitting terminal, after material leaves, signal receiving end receives signal again, thus complete the detection that material passes through, detect the spacing of carrying out between speed and front and back material of each material), detection signal is passed to PLC, material carries out sub-material at sub butt ends place subsequently, the second Material Sensor on sub butt ends detects (when having material through out-of-date to material, the signal receiving end of the second Material Sensor receives the signal reflected through material, when without material through time, the signal of the second Material Sensor cannot receive the signal reflected through material by receiving terminal, thus complete the detection of material), this detection signal is also passed to PLC, PLC is by calculating, thus feasible program is set, by controlling the action of the pusher motor of feeding distribution mechanism, thus control the action of sub butt ends, make sub butt ends by material diversion to two component material section, complete the uniform divided flows sintering of material, thus in the sintered channels of the sintering furnace of shorter length, utilize the width of sintered channels, complete the sintering of material, save the energy, reduce production cost.