Background technique
By silver powder, glass powder and organic phase composition, an organic phase processing materials therein are exactly big sun energy battery silver paste
Thixotropic paste.
The principle of thixotropic paste production is used in a certain proportion of granular material of the intracavitary addition of glass reaction kettle and liquid material
While blade stirring reacts, using the spacer structure input conduction oil of reaction kettle come persistently overheating, it is finally shaped to paste
Body.
The maximum difference of plaster material and liquid material is exactly rheological characteristic difference, and agitating paddle can be minimum inside container
Position is stirred very uniform liquid material, but if changing plaster material into, then the plaster material for being higher than agitating paddle position will
It cannot be sufficiently stirred.
The common glass reaction kettle in market is mostly experimental facilities at present, it is contemplated that stirrer paddle is fixed height, Zhi Neng
Lower position operating, so the fertile material of practical every batch of is extremely limited, otherwise not can guarantee upper layer paste in kettle chamber
The uniformity of material.And the preparation time-consuming of every batch of thixotropic paste is 5 hours, therefore is using thixotropic paste described in prior art preparation
When, the low output of thixotropic paste.
Utility model content
The purpose of this utility model is to provide a kind of thixotropic paste mixing components, can be improved the yield of thixotropic paste.
In order to solve the above technical problems, provide a kind of thixotropic paste mixing component in the utility model, including lifting unit, stir
Mix paddle and reaction kettle, wherein the lifting unit includes lifting platform, and the lifting platform is set to above the reaction kettle, Neng Gou
It is moved up and down in the axial direction of the reaction kettle;The agitating paddle is installed to the lifting platform, and the lifting platform can be followed to exist
It is moved up and down in the axial direction of the reaction kettle;The reaction kettle is for placing thixotropic paste to be mixed.
Optionally, the lifting unit further includes shaft and lifting motor, and described shaft one end is installed to the lifting motor
Output end, the lifting motor can control the shaft and move up and down along the central axis direction of the shaft;The axis
The bar other end is connected to the lifting platform, and the lifting platform can follow the shaft to move.
Optionally, the lifting unit further includes a counterweight platform, and the lifting motor is installed to the counterweight platform.
Optionally, the quality of the counterweight platform is greater than 2000kg.
Optionally, the agitating paddle is connected to the lifting platform by connecting rod.
Optionally, one end of the connecting rod is connected to a rotating electric machine, and the rotating electric machine is set to the lifting platform
It is interior;The rotating electric machine can drive the connecting rod to rotate around the central axes of the connecting rod, be set to so as to drive
The agitating paddle of the connecting rod other end follows rotation.
Optionally, the reaction kettle includes: reaction kettle ontology;It is set to the feed opening at the top of the reaction kettle ontology,
To be put into thixotropic paste to be mixed;It is set to the discharge port of the bottom of the reaction kettle ontology, completes stirring to release
Thixotropic paste;The thermally conductive pipeline being set in the kettle wall of the reaction kettle ontology is placed in the reaction kettle ontology to heat
Thixotropic paste.
Optionally, the reaction kettle bodies top is provided with through-hole, protrudes into the reaction kettle for the connecting rod, and institute
It states agitating paddle and is set to the connecting rod and protrude into the intrinsic one end of the reaction kettle.
Optionally, further include sealing element, be set between the reaction kettle ontology and the connecting rod.
Optionally, further include fixed bracket, be set to below the lifting platform, and the reaction kettle removably install to
The fixed bracket.
Thixotropic paste mixing component in the utility model includes can be described along the lifting platform of the reaction kettle axially gone up and down
Agitating paddle is installed on the lifting platform, and the lifting platform can be followed to move up and down in the axial direction of the reaction kettle, therefore,
It, can be in the reaction kettle along described anti-when the agitating paddle is stirred the thixotropic paste to be mixed in the reaction kettle
The axial movement of kettle is answered, so as to be stirred to the thixotropic paste on different height, in one timing of kettle chamber volume, plaster material molding
Afterwards, the agitating paddle in equipment can between the upper and lower of plaster material lifting moving, the material of every batch of production can be with
It at least doubles, and promotes the uniformity of thixotropic paste, improve the yield of the thixotropic paste.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to the utility model proposes a kind of semiconductor structure and its formation side
Method is described in further detail.
Referring to Fig. 1, for the structural schematic diagram of thixotropic paste mixing component in a kind of specific embodiment of the utility model.
The thixotropic paste mixing component includes lifting unit, agitating paddle 9 and reaction kettle, wherein the lifting unit includes lifting platform 1, described
Lifting platform 1 is set to above the reaction kettle, can be moved up and down in the axial direction of the reaction kettle;The agitating paddle 9 is pacified
It is filled to the lifting platform 1, the lifting platform 1 can be followed to move up and down in the axial direction of the reaction kettle;The reaction kettle
For placing thixotropic paste to be mixed.
The lifting unit further includes shaft 2 and lifting motor 3, and described 2 one end of shaft is installed defeated to the lifting motor 3
Outlet, the lifting motor 3 can control the shaft 2 and move up and down along the central axis direction of the shaft 2;The shaft
2 other ends are connected to the lifting platform 1, and the lifting platform 1 can follow the shaft 2 to move.
Since thixotropic paste is plaster material, and the rheological characteristic of plaster material is lower, therefore when agitating paddle 9 stirs the thixotroping
When cream, need to flow the plaster material using biggish power, the lifting unit is easy to happen rollover.Therefore, in one kind
In specific embodiment, one and 1 institute of lifting platform can be applied at described lifting unit one end, i.e., the described lifting motor 3
The contrary power of the power to turn on one's side received, or apply the power for having component on the opposite direction of the power to be turned on one's side,
So that the lifting platform 1 is kept balance, will not turn on one's side easily.
In specific embodiment shown in Fig. 1, the lifting platform 1 is made to keep balance by setting counterweight platform 4.It is described
Lifting unit further includes a counterweight platform 4, the installation of lifting motor 3 to the counterweight platform 4.The quality of the counterweight platform 4 is greater than
2000kg.In fact, other facilities can be set as needed to guarantee the balance of the lifting platform 1 in those skilled in the art,
Also it is other quality that the counterweight platform 4, which can be set, it is generally desirable to be greater than 500kg.The quality of the counterweight platform 4 is bigger,
Entire lifting unit is just less susceptible to topple over.
The agitating paddle 9 is connected to the lifting platform 1 by connecting rod 10.One end of the connecting rod 10 is connected to a rotation
Rotating motor, the rotating electric machine are set in the lifting platform 1;The rotating electric machine can drive the connecting rod 10 around described
The central axes of connecting rod 10 rotate, so as to drive the agitating paddle 9 for being set to 10 other end of connecting rod to follow rotation.Institute
Stating agitating paddle 9 has at least three blades, and the blade is parallel with the connecting rod 10, the touching placed in vertical intercalation reaction kettle
Become in cream, thixotropic paste is stirred.In fact, the agitating paddle 9 can also be set as needed in those skilled in the art
Blade number.Blade number is more, more abundant to the stirring of the thixotropic paste, however the cost of the thixotropic paste mixing component
Also it ramps, therefore, when the number of the blade described in actual setting, needs to balance required stirring extent and thixotropic paste
The cost of mixing component.
The reaction kettle includes: reaction kettle ontology;It is set to the feed opening 11 at the top of the reaction kettle ontology, to put
Enter thixotropic paste to be mixed;It is set to the discharge port 12 of the bottom of the reaction kettle ontology, to release the thixotroping for completing stirring
Cream;The thermally conductive pipeline 8 being set in the reaction kettle ontology kettle wall, to heat the thixotroping placed in the reaction kettle ontology
Cream.The reaction kettle bodies top is provided with through-hole, protrudes into the reaction kettle ontology for the connecting rod 10, and the stirring
Paddle 9 is set to the connecting rod 10 and protrudes into the intrinsic one end of the reaction kettle.
The thermally conductive pipeline 8 is connected to the circulation fuel tank 7 being set to outside the reaction kettle, setting in the circulation fuel tank 7
There is vacuum pump 6, low pressure atmosphere is built by vacuum pump 6, flows the hot-oil circulation in the thermally conductive pipeline 8.
In specific embodiment shown in Fig. 1, the thermally conductive pipeline 8 includes being set to leading in hollow reaction kettle wall
Pipe line and the thermally conductive pipeline being set to outside reaction kettle.Thermally conductive pipeline in the reaction kettle wall passes through external thermally conductive pipeline
8 are connected to the circulation fuel tank 7 outside reaction kettle, so that circulation fuel tank 7 be allow to arrive hot oil transfer by external thermally conductive pipeline 8
In hollow reaction kettle wall, the thixotropic paste placed in reaction kettle is heated by the reaction kettle wall.
After the connecting rod 10 is inserted into the reaction kettle in order to prevent, the leakproofness of the reaction kettle is caused to be deteriorated, occur
Leakage, therefore, the thixotropic paste mixing component further includes sealing element, is set between the reaction kettle and the connecting rod.?
In a kind of specific embodiment, the sealing element include in O-ring seal, lip-type packing and magnetic fluid seal at least
It is a kind of.
The thixotropic paste mixing component further includes fixed bracket 5, is set to 1 lower section of lifting platform, and the reaction kettle
It is dismountable to install to the fixed bracket 5.
In specific embodiment shown in Fig. 1, the kettle chamber volume of the reaction kettle is 18L.In fact, the reaction kettle
Kettle chamber can also be other volumes, those skilled in the art can according to need self-setting.It should be noted that adjusting
When the volume of the kettle chamber of the whole reaction kettle, it is also desirable to be modified to the size of the fixed bracket 5, make the fixed bracket
5 are suitable for the reaction kettle of big volume.
Thixotropic paste mixing component in the utility model includes can be along the lifting platform 1 of the reaction kettle axially gone up and down, institute
It states agitating paddle 9 and is installed on the lifting platform 1, the lifting platform 1 can be followed to move up and down in the axial direction of the reaction kettle,
Therefore, when the agitating paddle 9 is stirred the thixotropic paste to be mixed in the reaction kettle, can in the reaction kettle edge
The axial movement of the reaction kettle, so as to be stirred to the thixotropic paste on different height, in one timing of kettle chamber volume, paste
After material molding, agitating paddle 9 in equipment can between the upper and lower of plaster material lifting moving, the object of every batch of production
Material can be doubled at least, and promote the uniformity of thixotropic paste, improve the yield of the thixotropic paste.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
Art personnel can also make several improvements and modifications without departing from the principle of this utility model, these improvements and modifications
Also it should be regarded as the protection scope of the utility model.