CN109395646B

CN109395646B - Stirring dispersion equipment for paint production

Info

Publication number: CN109395646B
Application number: CN201811557404.5A
Authority: CN
Inventors: 宋小阳
Original assignee: Chongqing Meitu Technology Co ltd
Current assignee: Chongqing Meitu Technology Co ltd
Priority date: 2018-12-19
Filing date: 2018-12-19
Publication date: 2021-03-16
Anticipated expiration: 2038-12-19
Also published as: CN109395646A

Abstract

The invention belongs to the technical field of mixers with rotary stirring devices in fixed containers, and particularly discloses stirring dispersion equipment for paint production, which comprises a stirring drum, wherein the upper end of the stirring drum is detachably and hermetically connected with a cover plate, a driving mechanism is arranged above the cover plate, the driving mechanism is connected with a rotating part, the rotating part is connected with a stirring disc, the stirring disc is positioned in the stirring drum, an air cavity is arranged in the stirring disc, a through hole is formed in the stirring disc along the axial direction, the side wall of the through hole consists of a waterproof breathable film, an air passage is arranged in the rotating part and is communicated with the air cavity, one end of the air passage, which is far away from the air cavity, is connected with a negative pressure mechanism, and the driving mechanism. The invention aims to uniformly stir materials and eliminate air bubbles in the materials.

Description

Stirring dispersion equipment for paint production

Technical Field

The invention belongs to the technical field of mixers with rotary stirring devices in fixed containers, and particularly discloses stirring and dispersing equipment for paint production.

Background

Coating is in process of production, need stir in dropping into the agitator tank with the material, make each component misce bene, but at the stirring in-process, because contain the air in the material, the air in the material is at the inside production bubble of material, influence the quality of material, though can make partly bubble come-up under buoyancy effect through the stirring, thereby release to the air in, but because the material is thick liquid, so the intermolecular force is strong in the material, the buoyancy that the bubble received is difficult to support the bubble come-up to the air in, consequently only through the stirring, be difficult to make the bubble all release to the air in.

Disclosure of Invention

The invention discloses stirring and dispersing equipment for paint production, and aims to uniformly stir materials and eliminate bubbles in the materials.

The basic scheme of the invention is as follows: stirring dispersion equipment for paint produce, including the churn, sealing connection can be dismantled to the churn upper end has the apron, the apron top is equipped with actuating mechanism, actuating mechanism is connected with rotation portion, rotation portion is connected with the agitator disk, the agitator disk is located the churn, be equipped with the air cavity in the agitator disk, it has the through-hole to open along the axial on the agitator disk, the through-hole lateral wall comprises waterproof ventilated membrane, waterproof ventilated membrane keeps apart through-hole and cavity, be equipped with the air flue in the rotation portion, air flue and air cavity intercommunication, the one end that the air cavity was kept away from to the air flue is connected with negative pressure mechanism, actuating mechanism is along the axial reciprocating motion when.

The technical principle and the beneficial effects of the invention are as follows: the rotating part is driven by the driving mechanism to rotate and simultaneously reciprocate along the axial direction, so that the rotating disc is driven to rotate and reciprocate along the axial direction, when the stirring disc reciprocates along the axial direction, materials in the stirring cylinder continuously pass through the through holes on the stirring disc, so that turbulence is generated inside the materials, the stirring effect on the materials is enhanced, negative pressure is generated in the air passage and the air cavity under the action of the negative pressure mechanism, when the materials pass through the through holes, the materials cannot pass through the waterproof breathable films and enter the air cavity because the wall of the through hole is composed of the waterproof breathable films, and after the materials are stirred by the stirring disc and the stirring mechanism, air inside the materials forms bubbles, and in the process that the bubbles pass through the through holes along with the materials, the negative pressure in the air cavity acts on the bubbles, so that the air passes through the waterproof breathable films and is sucked into the air cavity, finally, the gas is separated from the materials, thereby eliminating bubbles generated in the stirring process and improving the product quality.

Further, actuating mechanism includes prime mover and ball screw nut, the portion of rotating is reciprocal lead screw, prime mover output shaft and the coaxial fixed connection of reciprocal lead screw, and ball screw nut fixed connection is on the apron, reciprocal lead screw and ball screw nut threaded connection, prime mover upper end fixedly connected with positioning mechanism. Through the design, when the reciprocating screw is driven by the prime motor to rotate, the reciprocating screw reciprocates axially under the action of the ball screw nut, and then the stirring disc is driven to rotate and simultaneously reciprocates axially.

Furthermore, the positioning mechanism comprises a positioning plate fixedly connected with the upper end of the prime mover, a sliding rod is fixedly connected with the lower end face of the positioning plate, a sleeve is connected with the sliding rod in a sliding mode, and the lower end of the sleeve is fixedly connected with the upper end face of the cover plate. Through the design, the prime motor is positioned in the horizontal direction, and shaking of the prime motor is avoided.

Further, be equipped with rabbling mechanism on the agitator disk, rabbling mechanism includes first spout, second spout, first rotor plate and second rotor plate, and first spout and second spout all radially open on the agitator disk terminal surface along the agitator disk, install first rotor plate on the first spout, install the second rotor plate on the second spout, and first rotor plate and second rotor plate edge all are equipped with the traveller, and the traveller on first rotor plate and the second rotor plate is sliding mounting respectively in first spout and second spout, and first rotor plate and second rotor plate are articulated each other. Through the design, in the rotating process of the stirring disc, the first rotating plate and the second rotating plate are subjected to resistance from materials, so that the first rotating plate and the second rotating plate rotate relatively, the sliding columns on the first rotating plate and the second rotating plate are driven to slide towards the directions close to each other along the first sliding groove and the second sliding groove respectively, a V-shaped structure is formed between the first rotating plate and the second rotating plate, and stirring of the materials in the process of circumferential motion of the first rotating plate and the second rotating plate along with the stirring disc is enhanced.

Further, be equipped with the feed inlet on the apron, can dismantle sealing connection has sealed lid on the feed inlet, and the terminal surface is equipped with the discharge gate under the churn, is equipped with switch valve in the discharge gate. Through the design, the materials are introduced into the stirring barrel through the feeding hole, and are discharged through the discharging hole after the stirring is finished.

Drawings

FIG. 1 is a front cross-sectional view of an embodiment of the present invention;

FIG. 2 is an enlarged view of the structure at B in FIG. 1;

FIG. 3 is an enlarged view of the structure at C in FIG. 1;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 5 is an enlarged view of the structure of FIG. 4 at D;

fig. 6 is a schematic view illustrating relative rotation between the first rotating plate and the second rotating plate according to the embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a mixing drum 1, a cover plate 2, a feed inlet 3, a sealing cover 4, a discharge outlet 5, a switch valve 6, a positioning plate 7, a sleeve 8, a slide rod 9, a motor 10, a ball screw nut 11, a reciprocating screw 12, a mixing disc 13, a through hole 14, a motor output shaft 15, an air extraction ring 16, an air extraction opening 17, an air pipe 18, an air passage 19, a waterproof breathable film 20, a first sliding groove 21, a second sliding groove 22, a first rotating plate 23 and a second rotating plate 24.

The embodiment is substantially as shown in fig. 1, 2 and 3: a stirring dispersion device for paint production comprises a stirring cylinder 1, a cover plate 2 is detachably mounted at the upper end of the stirring cylinder 1, a feed inlet 3 is integrally formed at the left part of the cover plate 2, a sealing cover 4 is mounted on the feed inlet 3, a ball screw nut 11 is fixedly mounted at the center of the cover plate 2 along the vertical direction, a reciprocating screw 12 is connected in the ball screw nut 11 through threads, a sleeve 8 is fixedly mounted at the upper end surface of the cover plate 2, the sleeve 8 is positioned at two sides of the ball screw nut 11, a slide rod 9 is coaxially and slidably mounted in the sleeve 8, a positioning plate 7 is fixedly mounted at the upper end of the slide rod 9, a motor 10 is fixedly mounted at the middle part of the lower end surface of the positioning plate 7 through a bolt, a motor output shaft 15 is coaxially and fixedly connected with the upper end of the reciprocating screw 12, an air passage 19 is axially and integrally formed in the motor output shaft 15, the upper, the air suction port 17 is communicated with the air passage 19, the motor output shaft 15 is rotatably provided with an air suction ring 16, the inner side wall of the air suction ring 16 is coaxially provided with an annular groove, the annular groove and the motor output shaft 15 enclose an air suction cavity, the side wall of the air suction ring 16 is integrally provided with an air pipe 18, the air pipe 18 is connected with an air suction pump, a sealing ring is arranged between the air suction ring 16 and the motor output shaft 15, the lower end of the reciprocating screw rod 12 is coaxially and fixedly provided with an agitating disc 13, the agitating disc 13 is internally provided with an air cavity, the air cavity is communicated with the air passage 19, the agitating disc 13 is axially provided with through holes 14, the through holes 14 are uniformly distributed on the agitating disc 13, the side wall of the through hole 14 is fixedly provided with a waterproof breathable film 20. The lower end surface of the mixing drum 1 is integrally formed with a discharge port 5, and a switch valve 6 is arranged in the discharge port 5.

And stirring mechanisms are arranged on the upper end surface and the lower end surface of the stirring plate 13. As shown in fig. 4, 5 and 6, the stirring mechanisms are uniformly arranged on the upper end surface and the lower end surface of the stirring disc 13, each stirring mechanism includes a first sliding groove 21 and a second sliding groove 22 which are positioned on the same straight line, the first sliding groove 21 and the second sliding groove 22 are both opened on the end surface of the stirring disc 13 along the radial direction of the stirring disc 13, a first rotating plate 23 is installed on the first sliding groove 21, a second rotating plate 24 is installed on the second sliding groove 22, sliding columns are integrally formed on the edges of the first rotating plate 23 and the second rotating plate 24, the sliding columns on the first rotating plate 23 and the second rotating plate 24 are respectively installed in the first sliding groove 21 and the second sliding groove 22 in a sliding manner, and the first rotating plate 23 and the second rotating plate 24 are hinged to each other.

The specific implementation process is as follows: injecting the material into the mixing drum 1 through the feed port 3, then covering the feed port 3 with the sealing cover 4, so that the feed port 3 is sealed, the motor 10 and the air pump are started, the motor output shaft 15 drives the reciprocating screw rod 12 to rotate, the reciprocating screw rod 12 drives the stirring disc 13 to rotate, the first rotating plate 23 and the second rotating plate 24 are subjected to resistance from materials in the rotating process of the stirring disc 13, thereby causing the first and second

rotating plates

23 and 24 to rotate relatively (as shown in fig. 6), thereby driving the sliding columns on the first rotating plate 23 and the second rotating plate 24 to slide along the first sliding slot 21 and the second sliding slot 22 respectively in the direction approaching to each other, so that a V-shaped structure is formed between the first rotating plate 23 and the second rotating plate 24, thereby enhancing the agitation of the material by the first and second

rotating plates

23 and 24 during the circular motion of the agitating disk 13.

Meanwhile, as the reciprocating screw 12 is in threaded connection with the ball screw nut 11 and the ball screw nut 11 is fixedly connected with the cover plate 2, the reciprocating screw 12 can generate vertical reciprocating motion under the limit of the ball screw nut 11 while rotating, so that the stirring disc 13 is driven by the reciprocating screw 12 to do up-and-down reciprocating motion along the axial direction of the stirring cylinder 1, and in the up-and-down motion process of the stirring disc 13, the material in the stirring cylinder 1 continuously passes through the through hole 14 on the stirring disc 13, thereby generating turbulence in the material and further enhancing the stirring effect on the material, and simultaneously, under the action of the air pump, negative pressure is generated in the air passage 19 and the air cavity, when the material passes through the through hole 14, because the inner wall of the through hole 14 is composed of the waterproof breathable film 20, the material cannot pass through the waterproof breathable film 20 and enter the air cavity, and because the stirring disc 13 and the stirring mechanism continuously stir the material, therefore, after the materials are stirred, air in the materials forms bubbles, the bubbles pass through the through holes 14 along with the materials, negative pressure in the air cavity acts on the bubbles, the air passes through the waterproof breathable film 20 and is sucked into the air cavity, and finally the air is separated from the materials, so that the bubbles generated in the stirring process are eliminated, and the product quality is improved. After the stirring is finished, the motor 10 and the air pump are closed, and the switch valve 6 is opened, so that the materials can be discharged through the discharge hole 5.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. Stirring dispersion equipment for paint produce which characterized in that: the stirring device comprises a stirring cylinder, wherein the upper end of the stirring cylinder is detachably and hermetically connected with a cover plate, a driving mechanism is arranged above the cover plate, the driving mechanism is connected with a rotating part, the rotating part is connected with a stirring disc, the stirring disc is positioned in the stirring cylinder, an air cavity is arranged in the stirring disc, a through hole is formed in the stirring disc along the axial direction, the side wall of the through hole consists of a waterproof breathable film, the through hole is isolated from the cavity by the waterproof breathable film, an air passage is arranged in the rotating part and is communicated with the air cavity, one end of the air passage, which is far away from the air cavity, is connected; the driving mechanism comprises a prime motor and a ball screw nut, the rotating part is a reciprocating screw, an output shaft of the prime motor is coaxially and fixedly connected with the reciprocating screw, the ball screw nut is fixedly connected on the cover plate, the reciprocating screw is in threaded connection with the ball screw nut, the upper end of the prime motor is fixedly connected with a positioning mechanism, the prime motor is a motor, the upper end of an air passage is positioned in the output shaft of the motor, an air suction opening is further integrally formed on the output shaft of the motor along the horizontal direction and is communicated with the air passage, an air suction ring is rotatably installed on the output shaft of the motor, an annular groove is coaxially formed on the inner side wall of the air suction ring, the annular groove and the output shaft of the motor enclose an air suction cavity; the stirring mechanism is arranged on the stirring disc and comprises a first sliding groove, a second sliding groove, a first rotating plate and a second rotating plate, the first sliding groove and the second sliding groove are both arranged on the end face of the stirring disc along the radial direction of the stirring disc, the first rotating plate is arranged on the first sliding groove, the second rotating plate is arranged on the second sliding groove, sliding columns are arranged on the edges of the first rotating plate and the second rotating plate, the sliding columns on the first rotating plate and the second rotating plate are respectively slidably arranged in the first sliding groove and the second sliding groove, and the first rotating plate and the second rotating plate are hinged to each other.

2. The stirring and dispersing apparatus for paint production according to claim 1, characterized in that: the positioning mechanism comprises a positioning plate fixedly connected with the upper end of the prime mover, a sliding rod is fixedly connected to the lower end face of the positioning plate, a sleeve is connected to the sliding rod in a sliding mode, and the lower end of the sleeve is fixedly connected with the upper end face of the cover plate.

3. The stirring and dispersing apparatus for paint production according to claim 2, characterized in that: the cover plate is provided with a feed inlet, the feed inlet is detachably and hermetically connected with a sealing cover, the lower end face of the mixing drum is provided with a discharge outlet, and a switch valve is arranged in the discharge outlet.