CN109773373A - A kind of water cleaning-type solder(ing) paste formulations of solder flux and its preparation process - Google Patents
A kind of water cleaning-type solder(ing) paste formulations of solder flux and its preparation process Download PDFInfo
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- CN109773373A CN109773373A CN201811404183.8A CN201811404183A CN109773373A CN 109773373 A CN109773373 A CN 109773373A CN 201811404183 A CN201811404183 A CN 201811404183A CN 109773373 A CN109773373 A CN 109773373A
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Abstract
The invention discloses a kind of water cleaning-type solder(ing) paste formulations of solder flux and its preparation processes, it is made of according to parts by weight the following raw material: 20-40 parts of rosin, 30-45 parts of synthetic resin, 2-5 parts of surfactant, 4-8 parts of organic solvent, 1-3 parts of cosolvent, 1-3 parts of anticorrosive, 1-3 parts of film forming agent, 2-5 parts of succinic acid, 1-3 parts of corrosion inhibiter, 1-3 parts of antioxidant, 1-3 parts of organic amine, the scaling powder of technique production can be on the basis of guaranteeing active, reduce its corrosivity, avoid the quality for influencing to weld, simultaneously, solid particle in scaling powder can be ground, be conducive to improve the quality and uniformity of scaling powder, furthermore, the technique does not need frequently to adjust temperature, production efficiency can either be improved, it can guarantee working condition again.
Description
Technical field
The present invention relates to scaling powder field, specially a kind of water cleaning-type solder(ing) paste formulations of solder flux and its preparation process.
Background technique
Solder(ing) paste is also tin cream, grey lotion, and solder(ing) paste is a kind of novel welding material to come into being along with SMT,
It is to be mixed by solder powder, scaling powder and other surfactant, thixotropic agent etc., the paste mixture of formation.Scolding tin
Cream is mainly used for the welding of the electronic components such as SMT industry PCB surface resistance, capacitor, IC.Solder(ing) paste is divided into water cleaning-type scolding tin
Cream and type solder(ing) paste free of cleaning, tin cream free of cleaning refers to welded after, pcb board face is brighter and cleaner, residual is few, by various electrical
Performance technologies detection, does not need to clean again；Water cleaning-type solder(ing) paste is that wiring board is placed in water or alcohol after welding
It impregnates and is cleaned up residue with hairbrush for 5 minutes, then rinsed again one time, with 60-80 degree hot wind by wiring board after having cleaned
Drying or naturally dry.
Solder(ing) paste is mainly made of scaling powder and solder powder, and scaling powder is to help in welding procedure and promote to weld
Process, while the chemical substance that there is protective effect, prevent oxidation reaction.Scaling powder can be divided into solid, liquids and gases, mainly
Have " auxiliary heat transfer ", " removal oxide ", " reduce and be soldered material surface tension ", " remove be soldered material surface and oil contaminant,
Increase bonding area ", several aspects such as " preventing from reoxidizing ", in terms of these in more crucial effect there are two be exactly
" removal oxide " and " reduce and be soldered material surface tension ".
Existing water cleaning-type solder(ing) paste scaling powder is usually by rosin, resin, activating agent, additive and organic solvent group
At rosin, resin being poured into organic solvent and heating and melting first, then successively add activating agent and additive, are finally stirred
Uniformly, required scaling powder can be obtained.
But the formula and preparation process of existing water cleaning-type solder(ing) paste scaling powder have the following deficiencies:
(1) in production, the ingredients such as resin, activating agent are easy to produce when decomposing with corrosive substance scaling powder,
Weldment surface can be corroded, influence the quality of welding；
(2) for scaling powder in production, each ingredient can remain some solid particles, and these during heating for dissolving
The size of solid particle is different, will affect the uniformity and quality of scaling powder；
(3) for scaling powder in production, each stage has different heating temperatures, and existing production technology is usually each
Stage constantly regulate heating temperature, this mode not only low efficiency, and it is difficult to ensure that the temperature in each stage is suitable always.
Summary of the invention
In order to overcome the shortcomings of prior art, the present invention provide a kind of water cleaning-type solder(ing) paste formulations of solder flux and its
The scaling powder of preparation process, technique production can reduce its corrosivity on the basis of guaranteeing active, avoid influencing welding
Quality is conducive to the quality and uniformity that improve scaling powder meanwhile, it is capable to which the solid particle in scaling powder is ground, this
Outside, which does not need frequently to adjust temperature, can either improve production efficiency, and can guarantee working condition, can effectively solve
The problem of certainly background technique proposes.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of water cleaning-type solder(ing) paste formulations of solder flux, is made of according to parts by weight the following raw material:
20-40 parts of rosin, 30-45 parts of synthetic resin, 2-5 parts of surfactant, 4-8 parts of organic solvent, cosolvent 1-3
Part, 1-3 parts of anticorrosive, 1-3 parts of film forming agent, 2-5 parts of succinic acid, 1-3 parts of corrosion inhibiter, 1-3 parts of antioxidant, 1-3 parts of organic amine.
Further, the organic solvent is ethyl alcohol, propyl alcohol, butanol, acetone, toluene isobutyl ketone, ethyl acetate, vinegar
One or several kinds of combinations of acid butyl ester.
Further, the cosolvent is the combination of one or more of propylene glycol, glycerine, diethylene glycol (DEG) and isopropanol.
Further, the film forming agent is rosin glycerides.
Further, the corrosion inhibiter is benzotriazole, imidazoline, pyrazine compounds and modified inositol hexaphosphate
One or more combination.
In addition, including the following steps: the present invention also provides a kind of water cleaning-type solder(ing) paste scaling powder preparation process
S100, base-material melt, and rosin, synthetic resin, organic solvent are heated in a kettle by quality proportioning until complete
It is complete to melt, obtain melting base-material；
S200, addition ingredient, by surfactant, cosolvent, anticorrosive, film forming agent, succinic acid, corrosion inhibiter, antioxygen
Agent and organic amine are added in melting base-material by quality proportioning, and are sufficiently stirred until ingredient is completely dissolved, and mixed raw material is obtained；
S300, grinding carry out secondary grinding to mixed raw material, are ground to the solid particle in mixed raw material completely carefully
Little particulate；
S400, emulsification are cooled down twice stirring to the mixed raw material after grinding, until obtaining product simultaneously after the completion of emulsification
It is sealed.
Further, in the step s 100, the concrete operations that base-material melts are as follows:
S101, rosin, synthetic resin, organic solvent are poured into first reaction kettle by quality proportioning, and by first
The temperature of reaction kettle is maintained at 130-160 DEG C；
S102, the base-material being stirred continuously in first reaction kettle, until rosin, synthetic resin melt completely, then will melting
Liquid import second reaction kettle in；
S103, the temperature of second reaction kettle is maintained to 100-120 DEG C, and melting base-material is sufficiently stirred.
Further, in step s 200, the concrete operations of ingredient are added are as follows:
S201, succinic acid and organic amine are added in second reaction kettle, and are sufficiently stirred；
S202, the liquid in second reaction kettle is imported in third reaction kettle, and by the temperature of third reaction kettle
Degree is maintained at 60-80 DEG C；
S203, surfactant, cosolvent, anticorrosive, film forming agent, corrosion inhibiter and antioxidant are added by quality proportioning
In third reaction kettle, and it is sufficiently stirred until ingredient is completely dissolved.
Further, in step S300, the concrete operations of grinding are as follows:
S301, it is once ground while being stirred dissolution to the mixed raw material in third reaction kettle；
S302, the liquid carried out after once grinding is imported in the 4th reaction kettle, and by the 4th reaction kettle
Temperature is maintained at 40-60 DEG C, stands 4-6h；
S303, secondary grinding is carried out to the liquid in the 4th reaction kettle, keeps the solid particle in mixed raw material complete
It is ground to fine particles.
Further, in step S400, the concrete operations of emulsification are as follows:
S401, the liquid after secondary grinding will be carried out in the 4th reaction kettle import in first emulsion tube, and will
The temperature of first emulsion tube is maintained at 30-35 DEG C；
S402, the liquid in first emulsion tube is once sufficiently stirred, later by the liquid in first emulsion tube
Body imports in second emulsion tube；
S403, the temperature of second emulsion tube is maintained to 25 DEG C, and two is carried out to the liquid in second emulsion tube
It is secondary to be sufficiently stirred；
S404, the liquid in second emulsion tube is imported in standing cylinder, after standing 1-2h, obtains product and seal guarantor
It deposits.
Compared with prior art, the beneficial effects of the present invention are:
(1) scaling powder produced by the invention can reduce its corrosivity on the basis of guaranteeing active, avoid influencing to weld
Quality；
(2) present invention solid particle in scaling powder can be ground, be conducive to improve scaling powder quality and
Even property；
(3) present invention does not need frequently to adjust production temperature in production, can either improve the efficiency of production, and can
Guarantee working condition.
Detailed description of the invention
Fig. 1 is overall flow schematic diagram of the invention；
Fig. 2 is overall structure diagram of the invention；
Fig. 3 is the first reaction kettle cross section structure schematic diagram of the invention；
Fig. 4 is the second reaction kettle cross section structure schematic diagram of the invention；
Fig. 5 is third reaction kettle cross section structure schematic diagram of the invention；
Fig. 6 is the 4th reaction kettle cross section structure schematic diagram of the invention；
Fig. 7 is the first emulsion tube cross section structure schematic diagram of the invention；
Fig. 8 is the second emulsion tube cross section structure schematic diagram of the invention；
Fig. 9 is longitudinal stirring blade overlooking structure diagram of the invention.
Figure label:
1- bearing support；The first reaction kettle of 2-；3- base-material flip；The first diversion pipe of 4-；The first solenoid valve of 5-；6- branch is molten
Solve abrasive structure；7- emulsion tube；8- branch cooling emulsification structure；9- emulsifies solenoid valve；
The first stirring motor of 201-；The first agitating shaft of 202-；The first stirring blade of 203-；The first temperature adjusting plate of 204-；
The second reaction kettle of 601-；The second diversion pipe of 602-；603- third reaction kettle；The 4th reaction kettle of 604-；605- second
Solenoid valve；606- second temperature adjustable plate；607- ingredient flip；The second stirring motor of 608-；The second agitating shaft of 609-；610-
Two stirring blades；611- agitation grinding motor；612- agitation grinding axis；613- abrasive disk；614- arcwall face；615- bull ring；
616- stirring blade group；617- third stirring blade；618- arc bent angle；619- lug；620- turn trough；621- roller；622-
Shaft；623- bristle；The first mesh of 624-；
The first emulsion tube of 801-；802- third diversion pipe；The second emulsion tube of 803-；804- stands cylinder；805- third electromagnetism
Valve；806- third temperature adjusting plate；807- delivery pipe；808- drain valve；809- drives cylinder；810- drive shaft；811- support
Plate；812- drive motor；813- emulsifies axis；814- transverse direction stirring blade；The second mesh of 815-；The first active connection of 816-；
817- transverse direction scraping blade；The longitudinal direction 818- stirring blade；819- third mesh；The second active connection of 820-；The longitudinal direction 821- scraping blade；
822- installs rack；823- sucker.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of water cleaning-type solder(ing) paste formulations of solder flux, are made of according to parts by weight the following raw material:
20-40 parts of rosin, 30-45 parts of synthetic resin, 2-5 parts of surfactant, 4-8 parts of organic solvent, cosolvent 1-3
Part, 1-3 parts of anticorrosive, 1-3 parts of film forming agent, 2-5 parts of succinic acid, 1-3 parts of corrosion inhibiter, 1-3 parts of antioxidant, 1-3 parts of organic amine.
In above-mentioned raw materials, organic solvent is ethyl alcohol, propyl alcohol, butanol, acetone, toluene isobutyl ketone, ethyl acetate, vinegar
One or several kinds of combinations of acid butyl ester；Cosolvent is one or more of propylene glycol, glycerine, diethylene glycol (DEG) and isopropanol group
It closes；Film forming agent is rosin glycerides；Corrosion inhibiter is benzotriazole, imidazoline, pyrazine compounds and modified phytic acid
The one or more combination of ester；Organic amine is triethanolamine, 3- Propanolamine, N, N- dimethyl hydroxylamine, N, N- dimethylethanolamine
One or more of combination.
Wherein, rosin, synthetic resin are the base stocks for making scaling powder；The main function of organic solvent is that dissolution helps weldering
Solid component in agent is allowed to form uniform solution, is convenient for the suitable flux ingredients of element even spread to be welded, while it
The greasy dirt that dust and metal surface can also be cleaned helps to weld；The major function of surfactant is to reduce solder and draw
The surface tension that both stitch metals generate when contacting enhances moistened surface power, enhances the penetration of organic acid, can also play foaming
The effect of agent；Succinic acid is organic acid for activating agent, and major function is oxide and the fusion welding surface removed on terminal pin
Oxide, be one of key component of scaling powder, certain succinic acid can also use other organic acids such as succinic acid, glutaric acid,
Itaconic acid, septichen, sebacic acid, pimelic acid, malic acid etc. replace；The effect of anticorrosive is to reduce resin, activation
The solid components such as agent remaining substance after pyrolytic；Cosolvent is to prevent solid components precipitations from solution such as activator
Trend avoids the undesirable non-uniform Distribution of activator；During the effect of film forming agent is terminal pin scolding tin, the scaling powder that is coated with
Precipitating, crystallization, form one layer of uniform film, and the residue after pyrolytic, can rapid curing, firmly because there is the presence of film forming agent
Change, reduce viscosity.
Since the ingredients such as synthetic resin, surfactant are when decomposing, it is easy to produce with corrosive substance, can corrodes
Weldment surface influences the quality of welding, and by addition anticorrosive and cosolvent, the generation of corrosive substance can be reduced,
So as to reduce its corrosivity on the basis of guaranteeing flux activity, the quality for influencing to weld is avoided.
In addition, as shown in Figure 1, the present invention also provides a kind of water cleaning-type solder(ing) paste scaling powder preparation processes, including such as
Lower step:
S100, base-material melt, and rosin, synthetic resin, organic solvent are heated in a kettle by quality proportioning until complete
It is complete to melt, obtain melting base-material.
In the step s 100, the concrete operations that base-material melts are as follows:
S101, rosin, synthetic resin, organic solvent are poured into first reaction kettle by quality proportioning, and by first
The temperature of reaction kettle is maintained at 130-160 DEG C, and in order to guarantee that rosin will not decompose at high temperature, the temperature of reaction kettle should not mistake
It is high.
S102, the base-material being stirred continuously in first reaction kettle, until rosin, synthetic resin melt completely, then will melting
Liquid import second reaction kettle in.
In existing production technology, heating and melting, addition ingredient and subsequent emulsification of raw material etc. are reacted at one
It carries out in kettle, but in process of production due to scaling powder, in order to guarantee that each ingredient plays one's part to the full and invariance, production
Temperature needs repeatedly variation, it is therefore desirable to the temperature of reaction kettle is repeatedly adjusted, so just it is difficult to ensure that each stage required temperature
Accuracy, and the adjusting of temperature needs a process, this certainly will will affect the efficiency of production, and this programme is multiple anti-by being arranged
Kettle and multiple emulsion tubes described below are answered, each of production process stage can be made independent, just can in this way
It is processed in the form of assembly line, so that processing can carry out in batches, is conducive to improve production efficiency.
S103, the temperature of second reaction kettle is maintained to 100-120 DEG C, and melting base-material is sufficiently stirred,
Cool down to melting base-material, can prepare for subsequent addition ingredient.
S200, addition ingredient, by surfactant, cosolvent, anticorrosive, film forming agent, succinic acid, corrosion inhibiter, antioxygen
Agent and organic amine are added in melting base-material by quality proportioning, and are sufficiently stirred until ingredient is completely dissolved, and mixed raw material is obtained.
In step s 200, the concrete operations of ingredient are added are as follows:
S201, succinic acid and organic amine are added in second reaction kettle, and are sufficiently stirred.
S202, the liquid in second reaction kettle is imported in third reaction kettle, and by the temperature of third reaction kettle
Degree be maintained at 60-80 DEG C, due to surfactant, cosolvent, anticorrosive, film forming agent, corrosion inhibiter, antioxidant reaction condition
It is different from succinic acid, organic amine, it is therefore desirable to be separately added, to guarantee the activity of each ingredient.
S203, surfactant, cosolvent, anticorrosive, film forming agent, corrosion inhibiter and antioxidant are added by quality proportioning
In third reaction kettle, and it is sufficiently stirred until ingredient is completely dissolved.
S300, grinding carry out secondary grinding to mixed raw material, are ground to the solid particle in mixed raw material completely carefully
Little particulate.
Base-material and each ingredient can generate some solid particles after high-temperature digestion, each not phase of the volume of these solid particles
Together, and these solid particles have important role to scaling powder, if but the volume of these solid particles is larger, not only can shadow
The uniformity for ringing scaling powder, can also reduce the quality of scaling powder, it is therefore desirable to grind, enable to these solid particles
Reach standard compliant volume requirement.
In step S300, the concrete operations of grinding are as follows:
S301, it is once ground, is ground while being stirred dissolution to the mixed raw material in third reaction kettle
It synchronous can be carried out with stirring, can not only improve efficiency, reduce the quantity of equipment, moreover it is possible in this way conducive to the dissolution of ingredient.
S302, the liquid carried out after once grinding is imported in the 4th reaction kettle, and by the 4th reaction kettle
Temperature is maintained at 40-60 DEG C, stands 4-6h.
S303, secondary grinding is carried out to the liquid in the 4th reaction kettle, keeps the solid particle in mixed raw material complete
It is ground to fine particles.
Since mixed raw material is after cooling, it is easy to new solid particle be precipitated from liquid or multiple solid particles melt
It closes, it is therefore desirable to after cooling, grinding again is carried out, to guarantee that solid particle is ground to fine particles completely.
S400, emulsification are cooled down twice stirring to the mixed raw material after grinding, until obtaining product simultaneously after the completion of emulsification
It is sealed.
In step S400, the concrete operations of emulsification are as follows:
S401, the liquid after secondary grinding will be carried out in the 4th reaction kettle import in first emulsion tube, and will
The temperature of first emulsion tube is maintained at 30-35 DEG C.
S402, the liquid in first emulsion tube is once sufficiently stirred, later by the liquid in first emulsion tube
Body imports in second emulsion tube.
S403, the temperature of second emulsion tube is maintained to 25 DEG C, and two is carried out to the liquid in second emulsion tube
It is secondary to be sufficiently stirred.
S404, the liquid in second emulsion tube is imported in standing cylinder, after standing 1-2h, obtains product and seal guarantor
It deposits.
It in emulsion process, needs mixed raw material being gradually dropped to room temperature, if only carried out in an emulsion tube, efficiency
It is very low, and by the way that mixed raw material is carried out substep transfer cooling, emulsification, it can be improved emulsifying power, and can carry out simultaneously more
The emulsification of mixed raw material is criticized, certainly, this programme emulsification uses two temperature sections, in actual production, in order to improve emulsifying effectiveness,
More emulsion tubes can be set, and set multiple emulsifying temperature sections.
Based on above-mentioned technique, the present invention also provides corresponding process units, and as shown in Fig. 2 to Fig. 9, which includes
Bearing support 1, the top of bearing support 1 is fixed with the first reaction kettle 2, and the top side of the first reaction kettle 2 is provided with base-material
Flip 3, base-material flip 3 is for base-material such as rosin, synthetic resin and the organic solvent of production to be added into the first reaction kettle 2.
The top of first reaction kettle 2 is fixedly installed with the first stirring motor 201, and the output end of the first stirring motor 201
It is connected with the first agitating shaft 202, the bottom end of the first agitating shaft 202 extends downward into the first reaction kettle 2, and the first agitating shaft
202 side is connected with several the first stirring blades 203, when the work of the first stirring motor 201, can make the first paddle
Piece 203 rotates under the action of the first agitating shaft 202, to complete the stirring of base-material.
The outer wall of first reaction kettle 2 is coated with the first temperature adjusting plate 204, and the first temperature adjusting plate 204 is for adjusting the
The heating temperature of one reaction kettle 2, so that the temperature of the first reaction kettle 2 is able to maintain at 130-160 DEG C, so as to complete base-material
Thawing, this is also the capital equipment of existing scaling powder production technology, in existing production technology, is matched to later addition
Material, adjusts heating temperature and emulsifying raw material carries out in this reaction kettle, but so just it is difficult to ensure that institute of each stage
The accuracy of temperature is needed, and the adjusting of temperature needs a process, will affect the efficiency of production by means of which, is unfavorable for big
The batch production of scale scaling powder, and this programme by by the production of scaling powder by step and condition in different equipment into
Row can make to produce the form progress by assembly line, be conducive to the efficiency for improving production, and can facilitate and guarantee each production rank
The stability of the conditions such as Duan Wendu is conducive to the quality for improving product.
The bottom end of first reaction kettle 2 is connected with the first diversion pipe 4, and the first solenoid valve 5 is equipped on the first diversion pipe 4,
The bottom end of first diversion pipe 4 is connected with the branch's dissolution abrasive structure 6 being fixed on bearing support 1, and abrasive structure 6 is dissolved in branch
For completing the grinding of addition, the dissolution and raw material of ingredient, the bottom end of branch's dissolution abrasive structure 6 is connected with by emulsion tube 7
The branch's cooling being fixed on bearing support 1 emulsifies structure 8, and emulsification solenoid valve 9, branch's cooling emulsification are equipped on emulsion tube 7
Structure 8 is used to complete the emulsification of raw material, to obtain required product.
Branch's dissolution abrasive structure 6 includes the second reaction kettle 601 connecting with the first diversion pipe 4, and the second reaction kettle 601
Underface pass sequentially through the second diversion pipe 602 and be connected with third reaction kettle 603 and the 4th reaction kettle 604, the second diversion pipe 602
On be provided with second solenoid valve 605, the bottom end of the 4th reaction kettle 604 is connect with emulsion tube 7, and the second reaction kettle 601, third are anti-
The outer wall of kettle 603 and the 4th reaction kettle 604 is answered to be coated with second temperature adjustable plate 606, and the second reaction kettle 601, third are anti-
The top side of kettle 603 is answered to be provided with ingredient flip 607.
Ingredient flip 607 on second reaction kettle 601 is used to that succinic acid and organic amine to be added into the second reaction kettle 601,
The second temperature adjustable plate 606 in 601 outside of the second reaction kettle is used to the temperature in the second reaction kettle 601 maintaining 100-120
DEG C, the ingredient flip 607 on third reaction kettle 603 is used to be added surfactant into third reaction kettle 603, cosolvent, prevents
Corrosive agent, film forming agent, corrosion inhibiter and antioxidant, and the second temperature adjustable plate 606 in 603 outside of third reaction kettle can be by third
The temperature of reaction kettle 603 maintains 60-80 DEG C, by the second reaction kettle 601 of setting and third reaction kettle 603, can make ingredient
It is separately added into base-material at different temperatures, the second temperature adjustable plate 606 in 604 outside of the 4th reaction kettle can be by the 4th reaction
Temperature in kettle 604 maintains 40-60 DEG C.
The top of second reaction kettle 601 is fixedly installed with the second stirring motor 608, and the output of the second stirring motor 608
End is connected with the second agitating shaft 609, and the bottom end of the second agitating shaft 609 extends downward into the second reaction kettle 601, and the second stirring
The side of axis 609 is connected with several the second stirring blades 610.
When the work of the second stirring motor 608, it can make the second stirring blade 610 under the drive of the second agitating shaft 609
Rotation, to complete the mixing of base-material Yu succinic acid, organic amine, and is conducive to the dissolution of succinic acid, organic amine.
The top of third reaction kettle 603 and the 4th reaction kettle 604 is fixedly installed with agitation grinding motor 611, and stirs
The output end of grinding motor 611 is respectively connected with agitation grinding axis 612, and the top of agitation grinding axis 612 extends to the separately down
In three reaction kettles 603, the 4th reaction kettle 604, when agitation grinding motor 611 works, agitation grinding axis 612 can be made in third
Rotation in reaction kettle 603 or the 4th reaction kettle 604.
The outside of agitation grinding axis 612 is arranged with several abrasive disks 613, and the top of abrasive disk 613 is provided with arc
It is one-to-one with abrasive disk 613 that the inner wall of shape face 614, third reaction kettle 603 and the 4th reaction kettle 604 is provided with several
Bull ring 615.
Liquid or lesser solid after raw material is in importing third reaction kettle 603, the 4th reaction kettle 604, in raw material
Particle can flow to the bottom of third reaction kettle 603, the 4th reaction kettle 604, and biggish solid particle can be ground disk 613 and block
It cuts, when being rotated under drive of the abrasive disk 603 in agitation grinding axis 612, biggish solid particle can be ground,
And by setting third reaction kettle 603 and the 4th reaction kettle 604, the temperature that grinding can be made to carry out, and grind in two times twice
Difference, this is because mixed raw material is after cooling, it is easy to new solid particle be precipitated from liquid or multiple solid particles melt
It closes, it is therefore desirable to after cooling, grinding again is carried out, to guarantee that solid particle is ground to fine particles completely.
The side of agitation grinding axis 612 is respectively connected with several stirring blade groups 616, and stirring blade group 616 and grinding
Disk 613 is arranged alternately, and stirring blade group 616 includes several third stirring blades 617, and the bottom of third stirring blade 617
Arc bent angle 618 is provided on the outside of face.
By the way that stirring blade group 616 is arranged, device can be made to be stirred while grinding to mixed raw material, be conducive to
The fusion of mixed raw material, and the stirring of stirring blade group 616 can be avoided abrasive disk 613 and block because solid particle is more, have
Conducive to the progress of grinding, arc bent angle 618 can further avoid solid particle accumulation excessive.
The outer tip end of third stirring blade 617, bottom end are provided with lug 619, and the medial surface of lug 619 is respectively provided with
Have turn trough 620, be provided with roller 621 between corresponding two lugs 619, and the upper and lower end of roller 621 be provided with
The matched shaft 622 of turn trough 620, the side of roller 621 is provided with bristle 623.
By the way that roller 621 is arranged, so that third stirring blade 617 is when rotated, the bristle 623 in 621 outside of roller can
The inner wall of third reaction kettle 603, the 4th reaction kettle 604 is scrubbed, can to avoid solid particle third reaction kettle 603,
It is remained on the inner wall of 4th reaction kettle 604, the scaling powder of production is avoided not reach requirement, meanwhile, after production, also can
Facilitate the cleaning of third reaction kettle 603 and the 4th reaction kettle 604.
The surface of first stirring blade 203, the second stirring blade 610 and third stirring blade 617 is provided with several
First mesh 624 can make liquid mixing when stirring more evenly, avoid the dense of liquid by the way that the first mesh 624 is arranged
Degree is in different zones difference.
During production, raw material melts mixed specific steps are as follows:
(1) rosin, synthetic resin and organic solvent are first added into the first reaction kettle 2, enables base-material anti-first
It answers and melts in kettle 2 and be uniformly mixed；
(2) liquid in the first reaction kettle 2 is imported in the second reaction kettle 601, adds succinic acid, organic amine is allowed to melt
Change and stirs evenly；
(3) liquid in the second reaction kettle 601 is imported in third reaction kettle 603, adds surfactant, hydrotropy
Agent, anticorrosive, film forming agent, corrosion inhibiter and antioxidant are allowed to melt, meanwhile, first time grinding is carried out to mixed raw material；
(4) liquid after grinding once in third reaction kettle 603 is imported in the 4th reaction kettle 604, when standing one section
Between after, carry out second and grind, the intracorporal solid particle of liquid is enabled by complete crush to be fine particles, at the same time, the
One reaction kettle 2, the second reaction kettle 601, third reaction kettle 603 can carry out the production of next group.
Branch's cooling emulsification structure 8 includes the first emulsion tube 801 connecting with emulsion tube 7, and the first emulsion tube 801 is just
Lower section passes sequentially through third diversion pipe 802 and is connected with the second emulsion tube 803, stands cylinder 804, is respectively mounted on third diversion pipe 802
There is a third solenoid valve 805, the outer wall of the first emulsion tube 801 and the second emulsion tube 803 is coated with third temperature adjusting plate 806,
Third temperature adjusting plate 806 can adjust the temperature of the first emulsion tube 801, the second emulsion tube 803 respectively, so that the first emulsion tube
Temperature in 801 is able to maintain that at 30-35 DEG C, and the temperature of the second emulsion tube 803 is able to maintain that at 25 DEG C, stands cylinder 804
Bottom end is connected with delivery pipe 807, and the nozzle of delivery pipe 807 is equipped with drain valve 808, stands cylinder 804 for that will emulsify completion
Raw material stand, finally obtain required product.
The surface of first emulsion tube 801 and the second emulsion tube 803 is provided with the driving gas being fixed on bearing support 1
Cylinder 809, and the output end of cylinder 809 is driven to be connected with drive shaft 810, the bottom end of drive shaft 810 is respectively connected with support plate 811,
And the bottom end of support plate 811 is fixedly installed with drive motor 812, the output end of drive motor 812 is respectively connected with emulsification axis
813, the bottom end of emulsification axis 813 extends to the first emulsion tube 801, in the second emulsion tube 803 separately down.
Cylinder 809 is driven by setting, emulsification axis 813 can be made to move up and down, and passes through setting drive motor 812, energy
Enough make to emulsify 813 rotary motion of axis, in addition, 812 built-in power of drive motor, can be avoided drive motor 812 in driving cylinder
Route disorder when being rotated under 809 drive.
Emulsification 813 side of axis is connected with several lateral stirring blades 814, and the surface of lateral stirring blade 814 is all provided with
Several the second mesh 815 are equipped with, the outside of lateral stirring blade 814 passes through the first active connection 816 and is connected with transverse direction
Scraping blade 817.
When emulsification axis 813 rotates under the drive of drive motor 812, lateral stirring blade 814 can be emulsified to first
The liquid of the 801, second emulsion tube 803 of cylinder carries out high-speed stirred, laterally stirs at the same time so as to be conducive to the emulsification of liquid
The lateral scraping blade 817 for mixing 814 outside of blade can carry out the inner wall of the first emulsion tube 801, the second emulsion tube 803 laterally to scrape
It is dynamic, can to avoid thick liquid the first emulsion tube 801, the second emulsion tube 803 inner wall on remain, by lateral scraping blade 817 with
Lateral stirring blade 814 is flexibly connected, can make lateral scraping blade 817 using more flexible, and can be avoided the first emulsification of damage
The 801, second emulsion tube 803 of cylinder.
The side of lateral stirring blade 814 is respectively connected with several longitudinal stirring blades 818, and longitudinal stirring blade 818
Surface be provided with several third mesh 819, the outside of longitudinal stirring blade 818 passes through the second active connection 820
It is connected with longitudinal scraping blade 821, longitudinal scraping blade 821 is arc, and is kissed with the inner wall of the first emulsion tube 801, the second emulsion tube 803
It closes, when so that lateral stirring blade 814, longitudinal stirring blade 818 are mobile, will not influence each other.
When emulsification axis 813 moves up and down under the drive for driving cylinder 809, longitudinal stirring blade 818 can be to first
Liquid in emulsion tube 801, the second emulsion tube 803 carries out stirring up and down, so as to avoid the intracorporal fine particles of liquid from concentrating
In the bottom of the first emulsion tube 801, the second emulsion tube 803, be conducive to the emulsification of liquid, meanwhile, when on longitudinal stirring blade 818
When lower movement, longitudinal scraping blade 817 can carry out longitudinal direction to the inner wall of the first emulsion tube 801, the second emulsion tube 803 and scrape, so that
Thick liquid on first emulsion tube 801,803 inner wall of the second emulsion tube can be completely removed, and be conducive to improve emulsifying liquid
Effect, and facilitate the cleaning of the first emulsion tube 801, the second emulsion tube 803.
The bottom end of emulsification axis 813 is fixedly connected with installation rack 822, and the bottom surface for installing rack 822 is connected with several
Sucker 823 can be conducive to the mixing of liquid, and can be avoided emulsification axis 813 when moving up and down, connect by the way that sucker 823 is arranged
Touch the bottom wall of the first emulsion tube 801, the second emulsion tube 803.
During production, the specific steps of emulsifying raw material are as follows:
(1) liquid after grinding is imported in the first emulsion tube 801, and is carried out for the first time in the first emulsion tube 801
Emulsification；
(2) liquid after emulsifying for the first time imports in the second emulsion tube 803, and carries out in the second emulsion tube 803 the
Second emulsifying；
(3) liquid after emulsification is imported and is stood in cylinder 804, and stand a period of time, just can be completed the process later
Scaling powder, meanwhile, for product during standing, the first emulsion tube 801, the second emulsion tube 803 are able to carry out next group
Emulsification, and branch dissolution abrasive structure 6 can carry out next group dissolution grinding so that production can in the form of assembly line into
Row is conducive to improve production efficiency.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (10)
1. a kind of water cleaning-type solder(ing) paste formulations of solder flux, it is characterised in that: be made of according to parts by weight the following raw material:
20-40 parts of rosin, 2-5 parts of surfactant, 4-8 parts of organic solvent, 1-3 parts of cosolvent, is prevented 30-45 parts of synthetic resin
1-3 parts of corrosive agent, 1-3 parts of film forming agent, 2-5 parts of succinic acid, 1-3 parts of corrosion inhibiter, 1-3 parts of antioxidant, 1-3 parts of organic amine.
2. a kind of water cleaning-type solder(ing) paste formulations of solder flux according to claim 1, it is characterised in that: the organic solvent
For one or several kinds of combinations of ethyl alcohol, propyl alcohol, butanol, acetone, toluene isobutyl ketone, ethyl acetate, butyl acetate.
3. a kind of water cleaning-type solder(ing) paste formulations of solder flux according to claim 1, it is characterised in that: the cosolvent is
The combination of one or more of propylene glycol, glycerine, diethylene glycol (DEG) and isopropanol.
4. a kind of water cleaning-type solder(ing) paste formulations of solder flux according to claim 1, it is characterised in that: the film forming agent is
Rosin glycerides.
5. a kind of water cleaning-type solder(ing) paste formulations of solder flux according to claim 1, it is characterised in that: the corrosion inhibiter is
The one or more combination of benzotriazole, imidazoline, pyrazine compounds and modified inositol hexaphosphate.
6. a kind of water cleaning-type solder(ing) paste scaling powder preparation process, which comprises the steps of:
S100, base-material melt, and rosin, synthetic resin, organic solvent are heated in a kettle by quality proportioning until melting completely
Change, obtains melting base-material；
S200, addition ingredient, by surfactant, cosolvent, anticorrosive, film forming agent, succinic acid, corrosion inhibiter, antioxidant and
Organic amine by quality proportioning be added melting base-material in, and be sufficiently stirred until ingredient be completely dissolved, obtain mixed raw material；
S300, grinding carry out secondary grinding to mixed raw material, are ground to the solid particle in mixed raw material completely tiny micro-
Grain；
S400, emulsification are cooled down twice stirring to the mixed raw material after grinding, until obtaining product after the completion of emulsification and sealing
It saves.
7. a kind of water cleaning-type solder(ing) paste scaling powder preparation process according to claim 6, which is characterized in that in step
In S100, the concrete operations of base-material thawing are as follows:
S101, rosin, synthetic resin, organic solvent are poured into first reaction kettle by quality proportioning, and first is reacted
The temperature of kettle is maintained at 130-160 DEG C；
S102, the base-material being stirred continuously in first reaction kettle, until rosin, synthetic resin melt completely, then by the liquid of melting
Body imports in second reaction kettle；
S103, the temperature of second reaction kettle is maintained to 100-120 DEG C, and melting base-material is sufficiently stirred.
8. a kind of water cleaning-type solder(ing) paste scaling powder preparation process according to claim 6, which is characterized in that in step
In S200, the concrete operations of ingredient are added are as follows:
S201, succinic acid and organic amine are added in second reaction kettle, and are sufficiently stirred；
S202, the liquid in second reaction kettle is imported in third reaction kettle, and the temperature of third reaction kettle is protected
It holds at 60-80 DEG C；
S203, third is added by quality proportioning in surfactant, cosolvent, anticorrosive, film forming agent, corrosion inhibiter and antioxidant
In a reaction kettle, and it is sufficiently stirred until ingredient is completely dissolved.
9. a kind of water cleaning-type solder(ing) paste scaling powder preparation process according to claim 6, which is characterized in that in step
In S300, the concrete operations of grinding are as follows:
S301, it is once ground while being stirred dissolution to the mixed raw material in third reaction kettle；
S302, the liquid carried out after once grinding is imported in the 4th reaction kettle, and by the temperature of the 4th reaction kettle
It is maintained at 40-60 DEG C, stands 4-6h；
S303, secondary grinding is carried out to the liquid in the 4th reaction kettle, grinds the solid particle in mixed raw material completely
For fine particles.
10. a kind of water cleaning-type solder(ing) paste scaling powder preparation process according to claim 6, which is characterized in that in step
In S400, the concrete operations of emulsification are as follows:
S401, the liquid after secondary grinding will be carried out in the 4th reaction kettle import in first emulsion tube, and by first
The temperature of a emulsion tube is maintained at 30-35 DEG C；
S402, the liquid in first emulsion tube is once sufficiently stirred, is later led the liquid in first emulsion tube
Enter in second emulsion tube；
S403, the temperature of second emulsion tube is maintained to 25 DEG C, and secondary fill is carried out to the liquid in second emulsion tube
Divide stirring；
S404, the liquid in second emulsion tube is imported in standing cylinder, after standing 1-2h, obtains product and be sealed.
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| CN114832763A (en) * | 2022-04-20 | 2022-08-02 | 阜阳市金地橡塑股份有限公司 | Raw materials blendor is used in antiager BLE production |
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