阅读说明：本技术 一种水性油墨用树脂及其制备方法和应用 (Resin for water-based ink and preparation method and application thereof ) 是由 刘维均 赵松林 吴海明 沈海峰 胡道跃 王富强 于 2021-09-06 设计创作，主要内容包括：本发明公开了一种水性油墨用树脂及其制备方法和应用,所述树脂的制备方法包括以下几个步骤；S1：将制备树脂的单体原料进行混合,得到单体混合液；S2：向单体混合液中依次混合添加扩链剂,然后再加入催化剂进行溶液的充分反应混合,得到混合预液；S3：向得到的混合预液中依次加入增稠剂和防腐剂,然后再加入消泡剂和pH调节剂,混合制备成树脂原液；树脂制备的混合装置,包括盛放组件、支撑板、搅拌组件和放水组件。本发明的有益效果是：本发明采用的树脂配方为聚氨酯树脂,这一类的树脂具有很好的稳定性和耐化学性,这样使用该树脂进行水性油墨的配置时,就使得水性油墨配置完成之后能够有很好的稳定性和耐化学性。(The invention discloses a resin for water-based ink and a preparation method and application thereof, wherein the preparation method of the resin comprises the following steps; s1: mixing monomer raw materials for preparing resin to obtain a monomer mixed solution; s2: sequentially mixing and adding a chain extender into the monomer mixed solution, and then adding a catalyst to perform full reaction and mixing of the solution to obtain a mixed pre-solution; s3: sequentially adding a thickening agent and a preservative into the obtained mixed pre-solution, then adding a defoaming agent and a pH regulator, and mixing to prepare a resin stock solution; mixing arrangement of resin preparation is including holding subassembly, backup pad, stirring subassembly and the subassembly that drains. The invention has the beneficial effects that: the resin formula adopted by the invention is polyurethane resin, and the resin has good stability and chemical resistance, so that when the resin is used for preparing the water-based ink, the water-based ink can have good stability and chemical resistance after the preparation is finished.)

1. The resin for the water-based ink is characterized by being prepared from the following raw materials in parts by weight: 25-45 parts of toluene diisocyanate, 15-30 parts of diisocyanate diphenylmethane, 15-20 parts of ethylene glycol, 8-10 parts of glycerol, 30-60 parts of deionized water, 5-8 parts of trimethylolpropane, 2-4 parts of a catalyst, 3-5 parts of a pH regulator, 3-8 parts of a thickening agent, 2-3 parts of a preservative and 3-8 parts of a defoaming agent.

2. The resin for aqueous ink according to claim 1, characterized in that: the catalyst is prepared by combining the following raw materials in percentage by mass: 15-30% of triethylene diamine, 20-25% of dimethylcyclohexylamine, 15-30% of dimethylethanolamine and 25-30% of 2-dimethylaminoethyl;

the triethylene diamine, the dimethyl cyclohexylamine, the dimethyl ethanolamine and the 2-dimethylaminoethyl are prepared according to the total mass ratio, and the prepared solution is kept alkaline.

3. A preparation method and application of resin for water-based ink are characterized in that: the preparation method of the resin comprises the following steps;

s1: mixing monomer raw materials for preparing resin to obtain a monomer mixed solution;

s2: sequentially mixing and adding a chain extender into the monomer mixed solution, and then adding a catalyst to perform full reaction and mixing of the solution to obtain a mixed pre-solution;

s3: and sequentially adding a thickening agent and a preservative into the obtained mixed pre-solution, then adding a defoaming agent and a pH regulator, and mixing to prepare a resin stock solution.

4. The preparation method and application of the resin for the water-based ink according to claim 3 are characterized in that: the preparation of the monomer mixed solution comprises the following processes;

s11: firstly, adding toluene diisocyanate into a mixing kettle, then adding deionized water into the mixing kettle at a rate of 60rad/min while stirring, obtaining a toluene diisocyanate solution after the deionized water is mixed, and standing for 20-40min at room temperature;

s12: heating the toluene diisocyanate solution after standing to 70-80 ℃, then adding diisocyanate diphenylmethane into the mixing kettle at the speed of 300-400rad/min while stirring, and after the diisocyanate diphenylmethane is mixed, keeping the temperature of the obtained monomer mixed solution and standing for 90-120 min;

s13: and cooling the monomer mixed solution to 25-30 ℃, stirring at the speed of 30rad/min, and adding deionized water for dilution to obtain the diluted monomer mixed solution.

5. The preparation method and application of the resin for the water-based ink according to claim 3 are characterized in that: the preparation of the mixed pre-liquid comprises the following processes;

s21: heating a mixing kettle containing the diluted monomer mixed solution to 50-60 ℃, and then stirring at 20-40 rad/min;

s22: adding ethylene glycol, glycerol and trimethylolpropane into the mixing kettle in sequence, and heating the mixed solution to 240-270 ℃ after the addition is finished;

s23: adding a catalyst into the mixing kettle, stirring for 15-20min at a speed of 80-100rad/min, preserving heat and standing for 90-120min after stirring is finished, and obtaining a mixed pre-solution after the stirring is finished.

6. The preparation method and application of the resin for the water-based ink according to claim 3 are characterized in that: the resin is used as a binding base fluid for preparing water-based ink.

7. A mixing device for preparing resin for water-based ink is characterized by comprising:

the liquid storage box comprises a containing assembly, wherein the containing assembly comprises a containing box (1), a containing bin is formed in the top end of the containing box (1), a containing inner container (101) is arranged in the containing bin, and a liquid discharging port (102) is formed in one side of the bottom of the containing box (1) and penetrates through the containing inner container (101);

the supporting plate (2) is arranged at the top end of the containing box (1), and a moving opening is formed in the top end of the supporting plate (2);

the stirring assembly is arranged in the middle of the moving opening, the bottom of the stirring assembly is positioned in the containing inner container (101), the stirring assembly comprises a stirring motor (3), the output end of the stirring motor (3) is fixedly connected with a rotating rod (301), and two groups of stirring blades (304) are sleeved on a rod arm of the rotating rod (301);

the water discharging assembly is arranged in the liquid discharging opening (102), the water discharging assembly comprises a blocking block (4), one side of the blocking block (4) is connected with a water outlet pipe (404) in an inserting mode, the top end of the blocking block (4) is connected with a water inlet pipe (405) in an inserting mode, and the water outlet pipe (404) and the water inlet pipe (405) are communicated with each other in the blocking block (4).

8. The mixing device for the resin for aqueous ink according to claim 7, wherein: moving sliding grooves (104) have been all seted up to the inner wall at the front and the back of tap hole (102), two guiding sliding groove (105), four have all been seted up to the inner wall that moves sliding groove (104) top and bottom in guiding sliding groove (105) all be provided with extrusion spring (106), hold one side of case (1) bottom, and be located tap hole (102) front and the back and all seted up spacing draw-in groove (103), spread groove (107) have all been seted up in the four corners on holding case (1) top.

9. The mixing device for the resin for aqueous ink according to claim 7, wherein: connecting columns (203) are fixedly connected to four corners of the bottom end of the supporting plate (2), the four connecting columns (203) are respectively connected with four connecting grooves (107) in a sliding and penetrating manner, limiting sliding grooves (201) are formed in the inner walls of two sides of the moving opening, and two reset springs (202) are arranged in the two limiting sliding grooves (201);

the outer wall fixedly connected with two direction slide bars (302) of agitator motor (3) bottom, two direction slide bar (302) are connected, two with two restriction spout (201) slip interlude respectively the equal fixedly connected with push rod (303) in top of direction slide bar (302).

10. The mixing device for the resin for aqueous ink according to claim 7, wherein: the front and the back of shutoff piece (4), and be located the equal fixedly connected with in one end that is close to outlet pipe (404) and block piece (401), two block piece (401) respectively with two spacing draw-in grooves (103) slip interlude and connect, the front and the back of shutoff piece (4), and be located the equal fixedly connected with in one end that is close to inlet tube (405) and remove slider (402), two remove slider (402) respectively with two removal spout (104) slip interlude connect, two the top and the equal fixedly connected with direction slider (403) in bottom of removing slider (402), four direction slider (403) respectively with four direction spout (105) slip connection, one side of shutoff piece (4) is provided with shutoff board (406).

Technical Field

The invention relates to a preparation method of resin for ink and a raw material mixing device, in particular to resin for water-based ink and a preparation method and application thereof, belonging to the technical field of preparation of resin for ink.

Background

The water-based ink is called water ink for short, and the water-based ink for the flexographic plate is called liquid ink, and is mainly prepared by carrying out composite grinding on water-soluble resin, organic pigment, solvent and related auxiliary agents.

Most of resins for the water-based ink are synthetic resins, so that the prepared water-based ink has good characteristics, most of the existing resins for the water-based ink are acrylic resins, the acrylic resins are thermoplastic or thermosetting resins prepared by copolymerizing (methyl) acrylate and styrene as main components with other acrylic esters to obtain the acrylic resins, but the acrylic resins have poor anti-tack property, poor water resistance and poor adhesion, and a lot of auxiliary additives are needed to complete the defects when the acrylic resins are used as raw materials for preparing the water-based ink, and the polyurethane resins have good stability and chemical resistance and can be more suitably used as the raw materials for preparing the water-based ink;

present resin mixing apparatus is a top open-ended mixing kettle usually simultaneously, and is not convenient enough when carrying out finished product taking, and some mixing kettle's bottom can be equipped with the casting tube, then controls through the valve, when constantly getting liquid operation repeatedly, will be continuous open and close the valve, so both can be with higher speed the ageing of valve, will make whole process operation too troublesome again.

Disclosure of Invention

The invention aims to solve the problems and provide a resin for water-based ink, a preparation method and application thereof.

The invention achieves the aim through the following technical scheme, and the resin for the water-based ink is prepared from the following raw materials in parts by weight: 25-45 parts of toluene diisocyanate, 15-30 parts of diisocyanate diphenylmethane, 15-20 parts of ethylene glycol, 8-10 parts of glycerol, 30-60 parts of deionized water, 5-8 parts of trimethylolpropane, 2-4 parts of a catalyst, 3-5 parts of a pH regulator, 3-8 parts of a thickening agent, 2-3 parts of a preservative and 3-8 parts of a defoaming agent.

Preferably, the catalyst is prepared by combining the following raw materials in percentage by mass: 15-30% of triethylene diamine, 20-25% of dimethylcyclohexylamine, 15-30% of dimethylethanolamine and 25-30% of 2-dimethylaminoethyl;

the triethylene diamine, the dimethyl cyclohexylamine, the dimethyl ethanolamine and the 2-dimethylaminoethyl are prepared according to the total mass ratio, and the prepared solution is kept alkaline.

A preparation method and application of resin for water-based ink are disclosed, wherein the preparation method of the resin comprises the following steps;

s1: mixing monomer raw materials for preparing resin to obtain a monomer mixed solution;

s2: sequentially mixing and adding a chain extender into the monomer mixed solution, and then adding a catalyst to perform full reaction and mixing of the solution to obtain a mixed pre-solution;

s3: and sequentially adding a thickening agent and a preservative into the obtained mixed pre-solution, then adding a defoaming agent and a pH regulator, and mixing to prepare a resin stock solution.

Preferably, the preparation of the monomer mixture includes the following processes;

s11: firstly, adding toluene diisocyanate into a mixing kettle, then adding deionized water into the mixing kettle at a rate of 60rad/min while stirring, obtaining a toluene diisocyanate solution after the deionized water is mixed, and standing for 20-40min at room temperature;

s12: heating the toluene diisocyanate solution after standing to 70-80 ℃, then adding diisocyanate diphenylmethane into the mixing kettle at the speed of 300-400rad/min while stirring, and after the diisocyanate diphenylmethane is mixed, keeping the temperature of the obtained monomer mixed solution and standing for 90-120 min;

s13: and cooling the monomer mixed solution to 25-30 ℃, stirring at the speed of 30rad/min, and adding deionized water for dilution to obtain the diluted monomer mixed solution.

Preferably, the preparation of the mixed pre-liquid comprises the following processes;

s21: heating a mixing kettle containing the diluted monomer mixed solution to 50-60 ℃, and then stirring at 20-40 rad/min;

s22: adding ethylene glycol, glycerol and trimethylolpropane into the mixing kettle in sequence, and heating the mixed solution to 240-270 ℃ after the addition is finished;

s23: adding a catalyst into the mixing kettle, stirring for 15-20min at a speed of 80-100rad/min, preserving heat and standing for 90-120min after stirring is finished, and obtaining a mixed pre-solution after the stirring is finished.

Preferably, the resin is used as a binding base fluid for preparing water-based ink.

A mixing device for preparing resin for water-based ink comprises:

the containing assembly comprises a containing box, a containing bin is formed in the top end of the containing box, a containing inner container is arranged in the containing bin, and a liquid discharging opening is formed in one side of the bottom of the containing box and penetrates through the containing inner container;

the supporting plate is arranged at the top end of the containing box, and a moving opening is formed in the top end of the supporting plate;

the stirring component is arranged in the middle of the moving port, the bottom of the stirring component is positioned in the containing liner, the stirring component comprises a stirring motor, the output end of the stirring motor is fixedly connected with a rotating rod, and two groups of stirring blades are sleeved on a rod arm of the rotating rod;

the water discharging assembly is arranged in the liquid discharging opening and comprises a plugging block, an outlet pipe is connected to one side of the plugging block in an alternating mode, an inlet pipe is connected to the top end of the plugging block in an alternating mode, and the outlet pipe and the inlet pipe are communicated with each other inside the plugging block.

Preferably, the inner wall at the front and the back of the tapping hole has all been seted up and has been removed the spout, two the direction spout, four have all been seted up to the inner wall of removal spout top and bottom in the direction spout all be provided with the extrusion spring, hold one side of bottom of the case portion, and be located the front and the back of tapping hole and have all seted up spacing draw-in groove, the spread groove has all been seted up in the four corners that hold the top of the case portion.

Preferably, four corners of the bottom end of the supporting plate are fixedly connected with connecting columns, the four connecting columns are respectively in sliding insertion connection with four connecting grooves, limiting sliding grooves are formed in the inner walls of two sides of the moving opening, and two reset springs are arranged in the two limiting sliding grooves;

the outer wall fixedly connected with of agitator motor bottom two direction slide bars, two the direction slide bar is connected with two restriction spout sliding interlude respectively, two the equal fixedly connected with push rod in top of direction slide bar.

Preferably, the front and the back of blocking piece, and be located the equal fixedly connected with of one end that is close to the outlet pipe and block the piece, two block the piece respectively with two spacing draw-in groove sliding alternate connections, the front and the back of blocking piece, and be located the equal fixedly connected with of one end that is close to the inlet tube and remove the slider, two remove the slider respectively with two remove the spout sliding alternate connections, two the top and the equal fixedly connected with direction slider in bottom of removing the slider, four the direction slider is connected with four direction spout sliding alternate respectively, one side of blocking piece is provided with the shutoff board.

The invention has the beneficial effects that:

firstly, the resin formula adopted by the invention is polyurethane resin, and the resin has good stability and chemical resistance, so that when the resin is used for preparing the water-based ink, the water-based ink can have good stability and chemical resistance after the preparation is finished.

Secondly, when the mixed liquid is taken, the sealing block is arranged on the mixed liquid mixing device, the raw material can be conveniently taken by utilizing the matching between the structure of the containing box and the sealing block structure, so that the sealing block is only required to be pushed towards the direction close to the containing inner container, and then the sealing block is automatically reset by utilizing the restoring force of the extrusion spring, so that the mixed liquid can be automatically sealed after being taken, and a lot of troubles are saved even if the mixed liquid is repeatedly used.

Thirdly, the stirring assembly is fixed and supported by the support plate, and the position of the stirring assembly in the liner can be changed by matching the guide slide bar with the limiting slide groove, so that the stirring and mixing can be more sufficient, and meanwhile, the position of the stirring assembly is reset by the four reset springs, so that the stirring assembly can be always positioned at the position for holding the center of the liner without external force.

Drawings

FIG. 1 is a schematic view of the overall structure of a mixing device according to the present invention;

FIG. 2 is a schematic view of the construction of the holding assembly of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

figure 4 is a cross-sectional view of the containment assembly of the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention;

FIG. 6 is a schematic view of the connection of the support plate and the stirring assembly of the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 6 at C according to the present invention;

FIG. 8 is a schematic view of the structure of the support plate of the present invention;

FIG. 9 is a schematic structural view of a stirring assembly of the present invention;

fig. 10 is a schematic structural view of the water discharging assembly of the present invention.

In the figure: 1. a containing box; 101. an inner container is arranged; 102. a tapping port; 103. a limiting clamping groove; 104. a moving chute; 105. a guide chute; 106. a compression spring; 107. connecting grooves; 2. a support plate; 201. a restricting chute; 202. a return spring; 203. connecting columns; 3. a stirring motor; 301. rotating the rod; 302. a guide slide bar; 303. a push rod; 304. a stirring blade; 4. a plugging block; 401. a blocking block; 402. moving the slide block; 403. a guide slider; 404. a water outlet pipe; 405. a water inlet pipe; 406. a plugging plate.

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.

Referring to fig. 1 to 10, a resin for water-based ink is prepared from the following raw materials in parts by weight: 25-45 parts of toluene diisocyanate, 15-30 parts of diisocyanate diphenylmethane, 15-20 parts of ethylene glycol, 8-10 parts of glycerol, 30-60 parts of deionized water, 5-8 parts of trimethylolpropane, 2-4 parts of a catalyst, 3-5 parts of a pH regulator, 3-8 parts of a thickening agent, 2-3 parts of a preservative and 3-8 parts of a defoaming agent.

The catalyst is prepared by combining the following raw materials in percentage by mass: 15-30% of triethylene diamine, 20-25% of dimethylcyclohexylamine, 15-30% of dimethylethanolamine and 25-30% of 2-dimethylaminoethyl;

triethylene diamine, dimethyl cyclohexylamine, dimethyl ethanolamine and 2-dimethylaminoethyl are prepared according to the total mass ratio, and the prepared solution is kept alkaline.

A preparation method and application of resin for water-based ink are disclosed, wherein the preparation method of the resin comprises the following steps;

s1: mixing monomer raw materials for preparing resin to obtain a monomer mixed solution;

the preparation of the monomer mixed solution comprises the following processes;

s11: firstly, adding toluene diisocyanate into a mixing kettle, then adding deionized water into the mixing kettle at a rate of 60rad/min while stirring, obtaining a toluene diisocyanate solution after the deionized water is mixed, and standing for 20-40min at room temperature;

s12: heating the toluene diisocyanate solution after standing to 70-80 ℃, then adding diisocyanate diphenylmethane into the mixing kettle at the speed of 300-400rad/min while stirring, and after the diisocyanate diphenylmethane is mixed, keeping the temperature of the obtained monomer mixed solution and standing for 90-120 min;

s13: cooling the monomer mixed solution to 25-30 ℃, stirring at the speed of 30rad/min, and adding deionized water for dilution to obtain diluted monomer mixed solution;

toluene diisocyanate and diisocyanate diphenylmethane are used as preparation monomers of the formula to prepare a waterborne polyurethane resin, hydrophilic groups are connected with a polyurethane molecular chain and dispersed in water, and water is used for replacing a traditional organic solvent, so that the waterborne polyurethane resin has the advantages of simplicity and convenience in use, stable performance, strong adhesive force, excellent glossiness, good heat resistance and the like.

S2: sequentially mixing and adding a chain extender into the monomer mixed solution, and then adding a catalyst to perform full reaction and mixing of the solution to obtain a mixed pre-solution;

the preparation of the mixed pre-solution comprises the following processes;

s21: heating a mixing kettle containing the diluted monomer mixed solution to 50-60 ℃, and then stirring at 20-40 rad/min;

s22: adding ethylene glycol, glycerol and trimethylolpropane into the mixing kettle in sequence, and heating the mixed solution to 240-270 ℃ after the addition is finished;

s23: adding a catalyst into the mixing kettle, stirring for 15-20min at a speed of 80-100rad/min, preserving heat and standing for 90-120min after stirring is finished, and obtaining a mixed pre-solution after the stirring is finished.

S3: sequentially adding a thickening agent and a preservative into the obtained mixed pre-solution, then adding a defoaming agent and a pH regulator, and mixing to prepare a resin stock solution;

the main components of the thickening agent are polyacrylic acid, polyacrylate copolymer emulsion and polyurethane, the high molecular compounds enable the prepared resin solution to have good viscosity, and after additives such as the thickening agent and a preservative are used, the whole solution needs to be adjusted to be alkalescent by using a pH adjusting agent, so that the stability of the chemical properties of the prepared resin solution is ensured.

The resin is used as a binding base fluid for preparing water-based ink.

A mixing device for preparing resin for water-based ink comprises:

the containing assembly comprises a containing box 1, a containing bin is formed in the top end of the containing box 1, a containing liner 101 is arranged in the containing bin, one side of the bottom of the containing box 1 penetrates through the containing liner 101, and a liquid discharging port 102 is formed in the containing bin;

hold inner bag 101 whole and inlay and put holding the storehouse, and can utilize some shielding pieces to carry out the operation of sealing on top when carrying out raw material mixing, the four corners of holding case 1 and holding inner bag 101 is the arc design, just so can be when carrying out solution stirring, can reduce solution and the collision that holds inner bag 101 inner wall, avoid the too fast liquid of stirring speed to splash, and tap hole 102 is seted up and is put the department at the central point that holds case 1 one side bottom.

The inner walls of the front side and the back side of the liquid discharging port 102 are provided with moving chutes 104, the inner walls of the top ends and the bottom ends of the two moving chutes 104 are provided with guide chutes 105, extrusion springs 106 are arranged in the four guide chutes 105, one side of the bottom of the containing box 1 is provided with limiting clamping grooves 103 on the front side and the back side of the liquid discharging port 102, and four corners of the top end of the containing box 1 are provided with connecting grooves 107;

the two moving chutes 104 are horizontally arranged in the middle of the inner walls of the front and the back of the liquid discharge port 102 in a centrosymmetric manner, and the four guide chutes 105 are arranged in the middle of the inner walls of the top and the bottom of the two moving chutes 104 in pairs and are arranged in the vertical direction in a centrosymmetric manner in pairs;

the four extrusion springs 106 are respectively arranged at the positions of the four guide chutes 105, which are arranged at the inner container 101, the two limit clamping grooves 103 are symmetrically arranged at the horizontal center of one side of the bottom of the containing box 1, and are arranged at the front and the back of the liquid discharging port 102, and one side of the two limit clamping grooves 103, which is connected with the liquid discharging port 102, is communicated with each other.

The supporting plate 2 is arranged at the top end of the containing box 1, and a moving opening is formed in the top end of the supporting plate 2;

the length and width of the supporting plate 2 correspond to and are the same as those of the box 1, and the four corners of the supporting plate 2 are also the same as those of the box 1.

The equal fixedly connected with spliced pole 203 in four corners of 2 bottoms in backup pad, four spliced poles 203 are connected with four spread groove 107 slip interlude respectively, remove the inner wall of mouthful both sides and have all seted up restriction spout 201, all are provided with two reset spring 202 in two restriction spout 201.

The stirring component is arranged in the middle of the moving opening, the bottom of the stirring component is positioned in the containing liner 101, the stirring component comprises a stirring motor 3, the output end of the stirring motor 3 is fixedly connected with a rotating rod 301, and two groups of stirring blades 304 are sleeved on a rod arm of the rotating rod 301;

the outer wall fixedly connected with two direction slide bars 302 of agitator motor 3 bottom, two direction slide bars 302 respectively with two restriction spout 201 slip interlude be connected, the equal fixedly connected with push rod 303 in top of two direction slide bars 302.

The water discharging assembly is arranged in the liquid discharging port 102 and comprises a blocking block 4, one side of the blocking block 4 is connected with a water outlet pipe 404 in an inserting mode, the top end of the blocking block 4 is connected with a water inlet pipe 405 in an inserting mode, and the water outlet pipe 404 and the water inlet pipe 405 are communicated with each other inside the blocking block 4;

the front and the back of shutoff piece 4, and be located and block piece 401 near the equal fixedly connected with of one end of outlet pipe 404, two block piece 401 respectively with two spacing draw-in grooves 103 slip interlude connections, the front and the back of shutoff piece 4, and be located the equal fixedly connected with of one end that is close to inlet tube 405 and remove slider 402, two remove slider 402 respectively with two remove spout 104 slip interlude connections, the top and the equal fixedly connected with direction slider 403 in bottom of two removal slider 402, four direction sliders 403 respectively with four direction spout 105 slip interlude connections, one side of shutoff piece 4 is provided with shutoff board 406.

When the invention is used in a mixing device, reference is made to fig. 1 to 10;

the first step of operation is implemented, firstly, various mixed raw materials are poured into the containing liner 101 in sequence according to the preparation steps;

implementing the second step of operation, starting the stirring motor 3 by electrifying, driving the rotating rod 301 to rotate by the output end of the stirring motor 3, driving the two groups of stirring blades 304 to synchronously rotate by the rotating rod 301, and stirring the mixed liquid in the liner 101 by the stirring blades 304 for mixing;

implementing the third step of operation, when comprehensive stirring is required, holding the push rod 303 to push the two guide slide bars 302, driving the stirring motor 3 to horizontally and longitudinally move by the guide slide bars 302, and driving the two groups of stirring blades 304 to move and stir in the containing inner container 101 by the stirring motor 3 through the rotating rod 301;

when the two guide sliding rods 302 move in the two limiting sliding chutes 201, the two guide sliding rods 302 can extrude the return springs 202 in the moving direction and stretch the other two return springs 202, after the force on the two push rods 303 is released, the four return springs 202 pull the two guide sliding rods 302 to the central position of the limiting sliding chute 201 again under the action of the return force, and at the moment, the stirring motor 3 drives the rotating rod 301 and the stirring blade 304 to return to the center of the containing liner 101;

implementing the fourth step of operation, when the prepared mixed liquid needs to be taken;

firstly, the blocking block 4 is pushed towards the direction close to the containing box 1 (note that the palm is not blocked at the pipe orifice of the water outlet pipe 404 at this time), the blocking block 4 drives the two moving sliding blocks 402 to synchronously slide in the two moving sliding grooves 104, the two moving sliding blocks 402 respectively drive the four guiding sliding blocks 403 to synchronously slide in the four guiding sliding grooves 105, and the four guiding sliding blocks 403 can stress and compress the extrusion spring 106 in the moving process;

when the blocking block 4 drives the water inlet pipe 405 to move into the containing liner 101, the mixed liquid in the containing liner 101 flows into the blocking block 4 through the water inlet pipe 405 and then flows out of the water outlet pipe 404, after the two blocking blocks 401 are completely pushed into the two limiting clamping grooves 103, the water inlet pipe 405 is completely embedded into the containing liner 101, and the whole mixed liquid is in the maximum discharge state;

mixed liquid takes out the completion back, the release is to the pressing force of shutoff piece 4, four extrusion spring 106 restoring forces are used on four direction sliders 403, push away direction slider 403 towards the direction of keeping away from holding inner bag 101, direction slider 403 makes shutoff piece 4 remove towards the direction of keeping away from holding inner bag 101 through driving removal slider 402, shutoff piece 4 takes inlet tube 405 to follow and holds inner bag 101 and shifts out, has blocked like this and has held inner bag 101, the liquid discharge finishes.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.