CN212732494U

CN212732494U - High weatherability PVC decorating film printing ink apparatus for producing

Info

Publication number: CN212732494U
Application number: CN202021080087.5U
Authority: CN
Inventors: 施启迪
Original assignee: Kunshan Great World Ink & Paint Co ltd
Current assignee: Kunshan Great World Ink & Paint Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-03-19
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a high weatherability PVC decorating film printing ink apparatus for producing relates to printing ink production facility technical field, aims at solving the not abundant printing ink that leads to of dispersion wetting property difference, pigment color development nature, flow property difference, the poor problem of stability on the printing ink machine. The technical scheme is that the device comprises a pre-dispersing mechanism and a grinding mechanism, wherein the pre-dispersing mechanism comprises a stirring barrel, a cover plate, a feeding port, a discharging port and a stirring device, the stirring device comprises a stirring shaft, stirring blades and a motor, a dispersing rod parallel to the stirring shaft is connected to the bottom surface of the cover plate, the dispersing rod is symmetrically provided with two dispersing rods which are respectively located on one side of the stirring shaft, and a plurality of auxiliary blades are arranged on the side surface of the dispersing rod. The motor drive (mixing) shaft rotates, drives the material rotatory flow together when (mixing) shaft circumference is rotatory, and when the material flows and contacts auxiliary vane, it is more abundant to make the material dispersion, makes printing ink have good flow, rheology to improve the quality of printing ink production.

Description

High weatherability PVC decorating film printing ink apparatus for producing

Technical Field

The utility model belongs to the technical field of the technique of printing ink production facility and specifically relates to a high weatherability PVC decorating film printing ink apparatus for producing.

Background

The ink is a homogeneous mixture of color bodies (such as pigment, dye, etc.), binders, fillers, additives, etc. The ink can be printed and dried on a printing object, and is a colored paste-like adhesive body with a certain fluidity. Thus, color (hue), body (rheology such as thickness, fluidity, etc.) and drying properties are the three most important properties of the ink. The traditional production principle is that one or more related resin binders for composite printing are used as main bodies, additives, solvents and the like are added with pigments for production, and then the printing ink is directly dispersed by a stirrer.

In the prior art, when the PVC decorative film with high weather resistance is produced, a stirrer is usually used for pre-dispersion and then finely ground by a ball mill, wherein the grinding ball of the ball mill is 1cm³Agate beads. The purpose of dispersion is to use a dispersant and mechanical force to uniformly disperse solid substances in a carrier to form a stable dispersion system so as to reduce agglomeration, phase separation and precipitation, and simultaneously, the ink has good flowing and rheological properties, so that the printing is smoother and more uniform, the brightness and the glossiness of a printed matter are improved, and the production quality of the ink is improved.

The above prior art solutions have the following drawbacks: the dispersion of the semi-finished ink is insufficient, which easily results in poor ink wettability, poor pigment color development and flow property, poor on-machine stability of the ink, unsuitability for long-time printing, easy plate gambling in the printing process and the like, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high weatherability PVC decorating film printing ink apparatus for producing, it has the effect that the dispersion is abundant, improve the printing ink quality.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a high weatherability PVC decorating film printing ink apparatus for producing, includes predispersion mechanism and grinding mechanism, predispersion mechanism includes agitator, apron, sets up at the feed inlet of apron top surface, sets up discharge gate and agitating unit in the agitator bottom surface, agitating unit includes from the agitator top surface insert the agitator in (mixing) shaft, (mixing) shaft stirring vane is connected and set up and be used for driving (mixing) shaft pivoted motor on the apron top surface, be connected with the dispersion bar parallel with the (mixing) shaft on the bottom surface of apron, dispersion bar symmetry is provided with two and is located one side of (mixing) shaft respectively, be provided with a plurality of auxiliary blade along the direction of height equidistance interval of dispersion bar on the side of dispersion bar.

The utility model discloses further set up to: the auxiliary blades on the same dispersion rod are symmetrically arranged.

The utility model discloses further set up to: the auxiliary blade is provided with a shearing hole.

The utility model discloses further set up to: stirring vane is provided with a plurality ofly along the direction of height equidistance interval of (mixing) shaft, stirring vane circumference equidistance interval is provided with two and all is inclined to the axial setting of (mixing) shaft on the circumference side of (mixing) shaft, stirring vane sets up with supplementary blade is crisscross.

The utility model discloses further set up to: the grinding mechanism comprises an inner rotor cylinder and an outer grinding cylinder which are coaxially arranged, a plurality of inner rotors are arranged on the side surface of the outer circumference of the inner rotor cylinder, and a plurality of outer rotors are arranged on the side wall of the inner circumference of the outer grinding cylinder.

The utility model discloses further set up to: the gap between the inner rotor cylinder and the outer grinding cylinder is a grinding chamber, a plurality of grinding beads are distributed in the grinding chamber, and the grinding beads are zirconia beads with the diameter of 0.7-0.9 mm.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the arrangement of the pre-dispersing mechanism, the motor drives the stirring shaft to rotate, the stirring shaft drives the toner and the resin to rotate and flow together while rotating in the circumferential direction, and large particles of the toner are crushed by physical acting force to form small particles by utilizing the shearing force of the stirring blades; when the material flows and contacts the auxiliary blade, the material is also stirred by the auxiliary blade, so that the material is dispersed more fully, and the quality of ink production is improved;

2. through the arrangement of the shearing holes, the shearing holes reduce the resistance of the auxiliary blades in the rotating process, and when materials pass through the shearing holes, the original movement track of the materials can be changed, so that the shearing effect is further improved, the materials are more sufficiently dispersed, the printing ink has good flowing and rheological properties, and the printing ink production quality is improved;

3. through the setting of grinding mechanism, printing ink gets into the grinding chamber through the grinding chamber ink guide footpath, and the inner rotor jar rotates at high speed and drives inner rotor, forms crisscross and the stirring motion with outer rotor on the outer grinding cylinder between to drive the grinding pearl and collide with printing ink, play the grinding effect, printing ink has good flow, rheology nature.

Drawings

FIG. 1 is a schematic view of the overall structure of a pre-dispersing mechanism according to an embodiment of the present invention;

fig. 2 is a schematic partial sectional view of a grinding mechanism according to an embodiment of the present invention.

In the figure, 1, a stirring barrel; 11. a feed inlet; 12. a discharge port; 2. a stirring shaft; 21. a motor; 22. a stirring blade; 3. a cover plate; 4. a dispersion rod; 41. an auxiliary blade; 42. shearing holes; 5. an inner rotor cylinder; 51. an inner rotor; 6. an outer grinding cylinder; 61. an outer rotor; 7. a grinding chamber; 71. grinding the beads.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 and 2, for the utility model discloses a high weatherability PVC decorating film printing ink apparatus for producing, including predispersion mechanism and grinding mechanism, predispersion mechanism includes agitator 1 that the stainless steel was made, and agitator 1 is cylindricly and the bottom is the arcwall face. The top surface of the stirring barrel 1 is provided with a cover plate 3, the top surface of the cover plate 3 is provided with a feed inlet 11, and reaction materials can be added into the stirring barrel 1 from the feed inlet 11. The bottom surface of the stirring barrel 1 is provided with a discharge port 12, and the opening and closing of the discharge port 12 can be controlled through a valve. Still be provided with agitating unit in the agitator 1, agitating unit includes (mixing) shaft 2, motor 21 and welds stirring vane 22 on (mixing) shaft 2. The motor 21 is arranged on the top surface of the cover plate 3 and used for driving the stirring shaft 2, and the driving end of the motor 21 is fixedly connected with the stirring shaft 2. The number of the stirring blades 22 is three along the height direction of the stirring shaft 2 at equal intervals, the stirring blades 22 are symmetrically arranged on the circumferential side surface of the stirring shaft 2, and six stirring blades 22 are connected to one stirring shaft 2. Two stirring vane 22 that are located same height all incline to the axial setting of (mixing) shaft 2 for the material receives the power that flows to different directions, and further dispersion is abundant.

Referring to fig. 1, the bottom surface of the cover plate 3 is connected with two dispersing rods 4 parallel to the stirring shaft 2, the two dispersing rods 4 are symmetrically arranged and are respectively located at one side of the stirring shaft 2, and three auxiliary blades 41 are equidistantly arranged on the side surface of the dispersing rod 4 along the height direction of the dispersing rod 4. The auxiliary blades 41 on the same dispersion bar 4 are all symmetrically arranged, i.e. six auxiliary blades 41 are connected to one dispersion bar 4. The agitating blades 22 are staggered with the auxiliary blades 41. The motor 21 drives the stirring shaft 2 to rotate, the stirring shaft 2 rotates in the circumferential direction and simultaneously drives the toner and the resin to rotate and flow together, and large particles of the toner are crushed by physical acting force to form small particles by using the shearing force action of the stirring blades 22; when the material flows and contacts the auxiliary blade 41, the material is dispersed by the auxiliary blade 41, so that the material is dispersed more sufficiently. Two shearing holes 42 have been seted up on auxiliary blade 41, and shearing holes 42 has reduced the resistance that auxiliary blade 41 received at rotatory in-process, and the material is when shearing holes 42, and the material can change original movement track moreover to further promoted the shearing effect, makeed the dispersion more even.

Referring to fig. 2, after the pre-dispersion and the stagnation, the material is transferred to the grinding mechanism. In this embodiment, the grinding mechanism includes an inner rotor cylinder 5 and an outer grinding cylinder 6 which are coaxially disposed, the outer circumferential side of the inner rotor cylinder 5 is provided with a plurality of inner rotors 51, and the inner circumferential side wall of the outer grinding cylinder 6 is provided with a plurality of outer rotors 61. The gap between the inner rotor cylinder 5 and the outer grinding cylinder 6 is a grinding chamber 7, a plurality of grinding beads 71 are distributed in the grinding chamber 7, the grinding beads 71 are zirconia beads with the diameter of 0.7-0.9mm, and the Rockwell hardness of the zirconia beads is about 11.0HV 9.807N. The ink enters the grinding chamber 7 through the ink guide diameter of the grinding chamber, the inner rotor cylinder 5 rotates at a high speed to drive the inner rotor 51 to form staggered and stirring motion with the outer rotor 61 on the outer grinding cylinder 6, so that the grinding beads 71 are driven to collide with the ink, the grinding effect is achieved, and the ink has good flowing and rheological properties.

The implementation principle of the embodiment is as follows: the motor 21 drives the stirring shaft 2 to rotate, the stirring shaft 2 rotates in the circumferential direction and simultaneously drives the toner and the resin to rotate and flow together, and large particles of the toner are crushed by physical acting force to form small particles by using the shearing force action of the stirring blades 22; when the material flows and contacts the auxiliary blade 41, the material is dispersed by the auxiliary blade 41, so that the material is dispersed more sufficiently.

After the pre-separation and the stagnation, the materials are transferred to a grinding mechanism. The ink enters the grinding chamber 7 through the ink guide diameter of the grinding chamber, the inner rotor cylinder 5 rotates at a high speed to drive the inner rotor 51 to form staggered and stirring motion with the outer rotor 61 on the outer grinding cylinder 6, so that the grinding beads 71 are driven to collide with the ink, the grinding effect is achieved, the ink has good flowing and rheological properties, and the quality of the ink is improved.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a high weatherability PVC decorating film printing ink apparatus for producing, includes predispersion mechanism and grinding mechanism, predispersion mechanism includes agitator (1), apron (3), sets up at feed inlet (11) of apron (3) top surface, sets up discharge gate (12) and agitating unit in agitator (1) bottom surface, agitating unit includes (mixing) shaft (2) of inserting in agitator (1) from agitator (1) top surface, (mixing) shaft (22) of connection on (mixing) shaft (2) and set up and be used for driving (mixing) shaft (2) pivoted motor (21) on apron (3) top surface, its characterized in that: be connected with dispersion pole (4) parallel with (mixing) shaft (2) on the bottom surface of apron (3), dispersion pole (4) symmetry is provided with two and is located one side of (mixing) shaft (2) respectively, the direction of height equidistance interval along dispersion pole (4) is provided with a plurality of auxiliary blade (41) on the side of dispersion pole (4).

2. The device for producing the printing ink of the PVC decorative film with high weather resistance as claimed in claim 1, wherein: the auxiliary blades (41) on the same dispersion rod (4) are symmetrically arranged.

3. The high weather resistance PVC decorative film printing ink production device of claim 2, wherein: the auxiliary blade (41) is provided with a shearing hole (42).

4. The device for producing the printing ink of the PVC decorative film with high weather resistance as claimed in claim 3, wherein: stirring vane (22) are provided with a plurality ofly along the direction of height equidistance interval of (mixing) shaft (2), stirring vane (22) circumference equidistance interval is provided with two and all is inclined to the axial setting of (mixing) shaft (2) on the circumference side of (mixing) shaft (2), stirring vane (22) and auxiliary blade (41) set up with crisscross.

5. The device for producing the printing ink of the PVC decorative film with high weather resistance as claimed in claim 1, wherein: the grinding mechanism comprises an inner rotor cylinder (5) and an outer grinding cylinder (6) which are coaxially arranged, a plurality of inner rotors (51) are arranged on the outer circumferential side surface of the inner rotor cylinder (5), and a plurality of outer rotors (61) are arranged on the inner circumferential side wall of the outer grinding cylinder (6).

6. The device for producing the printing ink of the PVC decorative film with high weather resistance as claimed in claim 5, wherein: the gap between the inner rotor cylinder (5) and the outer grinding cylinder (6) is a grinding chamber (7), a plurality of grinding beads (71) are distributed in the grinding chamber (7), and the grinding beads (71) are zirconia beads with the diameter length of 0.7-0.9 mm.