CN207288023U - A kind of building coating powder screening plant - Google Patents

Abstract

The utility model discloses a screening device for architectural paint powder, which comprises a machine case, a ball screw, an equalizing head, a screening box, a covering plate, a screen, a driving motor and a runner. A connecting sleeve is installed, and the upper side of the connecting sleeve is fixedly connected with an equalizing head; a screening box is slidably installed on the sliding rod, and a covering plate is connected to the lower side of the second connecting rod, and the lower side of the screening box is also equipped with At the material outlet, the right end of the third connecting rod is also connected with a roller, and the output shaft of the drive motor is forward, and a runner is mounted on the output shaft of the drive motor with an interference fit. By adjusting the upper and lower positions of the homogenizing head during feeding, the discharge gap of the discharge port can be adjusted, which can effectively control the size of the discharge volume, avoiding the accumulation of too much powder in the screening box caused by one discharge and causing the screen to be blocked. At the same time, the equalizing head can evenly distribute the powder, which can effectively avoid the poor screening effect caused by too much powder in a certain area of the screen, thereby increasing the screening speed.

Description

An architectural paint powder screening device

technical field

The utility model relates to a screening device, in particular to a screening device for building paint powder.

Background technique

Coating ingredients usually need to grind various raw materials into powder before production. Usually, this process is completed by existing ball mills or grinding equipment. After grinding, the powder needs to be screened, but the current screening device controls the feed during screening. The amount, which leads to the phenomenon that the screen is blocked due to excessive feeding during screening, and at the same time, the screening efficiency may be low due to the concentration of powder on a certain part of the screen during screening.

Utility model content

The purpose of this utility model is to provide a kind of architectural paint powder screening device, to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A screening device for architectural paint powder, comprising a machine case, a ball screw, an equalizing head, a screening box, a cladding plate, a screen, a drive motor and a runner. There are four groups, and the vertical plates are connected by screws between the horizontal plates. The horizontal plate on the left is rotatably installed with a rotating shaft. , the threaded sleeve is installed on the ball screw, the guide column is arranged between the horizontal plate on the right side, the guide column is connected to the horizontal plate by welding, the sliding sleeve is installed on the guide column, the horizontal plate Both left and right sides of the plate are provided with chute, and the first connecting rod is connected by welding between the threaded sleeve and the sliding sleeve. Plates and baffles are used to block the chutes on the left and right sides of the horizontal plate to prevent powder from leaking out of the chutes. A connecting sleeve is installed at the center of the first connecting rod, and an equalizing head is fixedly connected to the upper side of the connecting sleeve.

A material guide plate is installed on the inside of the cabinet, and sliding bars are installed horizontally and fixedly inside the cabinet. There are at least four sets of sliding bars. Screening boxes are slidingly installed on the sliding bars. The sliding bars are the front and rear sides of the screening box respectively. Screens are also fixedly installed inside the screening box, and second connecting rods are fixed on the inner walls of the left and right sides of the cabinet through screws, and the second connecting rods extend into the inside of the screening box. The lower side of the second connecting rod is connected with the cladding plate. The lower side of the screening box is also provided with a discharge port. The trough is mainly used to collect the screened powder. When the screening is completed, open the switch door of the chassis and take out the receiving trough. There is also a third connecting rod on the right side of the screening box. The third connecting rod and the screening box pass Welded connection, the third connecting rod goes horizontally to the right and passes out of the case, the third connecting rod is slidingly connected with the casing of the case, the right end of the third connecting rod is also connected with a roller, and the outer wall on the right side of the case is supported by welding The support plate is perpendicular to the chassis and the drive motor is fixedly installed on the support plate. The output shaft of the drive motor is forward and the runner is installed on the output shaft of the drive motor with an interference fit. There are several sets of protrusions in a circular array on the outer circle of the runner. , the protrusion is semicircular and fits with the roller.

As a further solution of the utility model: a switch door is hinged on the front side of the cabinet.

As a further solution of the utility model: a feeding port is opened at the center of the upper side of the cabinet, and the feeding port is connected to an external feeding device.

As a further solution of the utility model: the radius of the material equalizing head gradually increases from top to bottom, and the material equalizing head can extend into the inside of the feeding port.

As a further solution of the utility model: a material guide plate is arranged obliquely inside the cabinet, and the inclination angle between the material guide plate and the inner wall of the cabinet is 120-125°.

As a further solution of the utility model: the cladding plate is a rectangular block and the cladding plate is located above the screen, and the distance between the cladding plate and the screen is 10-12mm.

Compared with the prior art, the beneficial effect of the utility model is: the utility model has a novel structure, by adjusting the upper and lower positions of the uniform head when feeding, thereby adjusting the discharge gap of the discharge port, the discharge amount can be effectively controlled The size of the screen can avoid too much powder accumulation in the screening box caused by one discharge, which will cause the screen to be blocked. Screening speed; during screening, the screening box is driven to slide left and right to speed up the screening speed. At the same time, when the screening box is moving left and right, the covering plate covers the screen to prevent excessive powder accumulation in a certain part of the screen and cause screening. In the case of slow speed, the speed of powder screening can be further improved, which is simple and effective.

Description of drawings

Fig. 1 is a structural schematic diagram of an architectural paint powder screening device.

Fig. 2 is an enlarged structural schematic diagram of part A of an architectural paint powder screening device.

Fig. 3 is a structural schematic diagram of a homogenizing head in an architectural paint powder screening device.

In the figure: 1-chassis, 2-feeding port, 3-horizontal plate, 4-vertical plate, 5-rotating shaft, 6-manual rocking wheel, 7-ball screw, 8-thread sleeve, 9-first connecting rod, 10-baffle plate, 11-guide column, 12-sliding sleeve, 13-connecting sleeve, 14-uniform material head, 15-material guide plate, 16-sliding rod, 17-screening box, 18-second connecting rod, 19 -Cover plate, 20-screen, 21-outlet, 22-third connecting rod, 23-roller, 24-support plate, 25-drive motor, 26-runner, 27-protrusion, 28-close Feed trough.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Please refer to Fig. 1-3, a kind of architectural paint powder screening device, including machine case 1, ball screw 7, material equalizing head 14, screening box 17, cladding plate 19, screen 20, drive motor 25 and runner 26, The front side of the chassis 1 is hinged with a switch door (not shown in the figure), and the upper center of the chassis 1 is provided with a feeding port 2, which is connected to an external feeding device, and the left and right sides of the chassis 1 are fixed and welded There are horizontal plates 3, at least four groups of horizontal plates 3 are arranged, vertical plates 4 are connected between the horizontal plates 3 by screws, and a rotating shaft 5 is installed on the horizontal plate 3 on the left side, and the upper end of the rotating shaft 5 is fixedly connected with a hand Shake the wheel 6, and the lower end of the rotating shaft 5 is connected with a ball screw 7 through a coupling, and the threaded sleeve 8 is installed on the ball screw 7, and a guide post 11 is arranged between the horizontal plates 3 on the right side to guide The column 11 is connected to the horizontal plate 3 by welding, and a sliding sleeve 12 is slidably installed on the guide column 11. There are slide grooves on the left and right sides of the horizontal plate 3, and the threaded sleeve 8 and the sliding sleeve 12 are connected by welding. A connecting rod 9, the first connecting rod 9 can slide between the chutes, and two groups of baffles 10 are fixedly installed on the first connecting rod 9, the baffles 10 are used to block the chutes on the left and right sides of the horizontal plate 3, To prevent the powder from leaking out of the chute, a connecting sleeve 13 is installed at the upper center of the first connecting rod 9, and the upper side of the connecting sleeve 13 is fixedly connected with an equalizing head 14, and the radius of the equalizing head 14 gradually increases from top to bottom , The material head 14 can extend into the feeding port 2 inside.

The inside of the cabinet 1 is provided with a material guide plate 15 obliquely. The inclination angle between the material guide plate 15 and the inner wall of the cabinet 1 is 120-125°. The inside of the cabinet 1 is horizontally fixed with a slide bar 16, and the slide bar 16 is at least provided with Four groups, slide bar 16 is slidingly installed with screening box 17, and slide bar 16 is the front and rear sides of screening box 17 respectively, and screen 20 is also fixedly installed inside described screening box 17, and the inner wall of described cabinet 1 left and right sides passes through The second connecting rod 18 is fixedly installed by screws, and the second connecting rod 18 extends into the inside of the screening box 17. The second connecting rod 18 is slidingly connected with the casing of the screening box 17. plate 19, the cladding plate 19 is a rectangular block and the cladding plate 19 is located above the screen 20, the distance between the cladding plate 19 and the screen 20 is 10-12mm, and the lower side of the screening box 17 is also provided with a discharge mouth 21, the bottom of the cabinet 1 is also provided with a receiving tank 28, the receiving tank 28 is located below the discharge port 21, the receiving tank 28 is mainly used to collect the screened powder, when the screening is completed, open the switch door of the cabinet 1 The receiving trough 28 can be taken out, and the right side of the screening box 17 is also provided with a third connecting rod 22, which is connected by welding between the third connecting rod 22 and the screening box 17, and the third connecting rod 22 is horizontally to the right and passes out Cabinet 1, the third connecting rod 22 is slidingly connected with the casing of the cabinet 1, and the right end of the third connecting rod 22 is also connected with a roller 23, and the outer wall on the right side of the cabinet 1 is welded with a support plate 24, and the support plate 24 and The chassis 1 is vertical and the drive motor 25 is fixedly installed on the support plate 24. The output shaft of the drive motor 25 is forward and the runner 26 is mounted on the output shaft of the drive motor 25 with an interference fit. There are several sets of circular arrays on the outer circle of the runner 26. The protrusion 27 is semicircular and fits with the roller 23 .

The working principle of the utility model: when the architectural paint powder needs to be screened, by controlling the shaking direction of the manual rocking wheel 6, the threaded sleeve 8 can move up and down on the ball screw 7, thereby driving the uniform material head 14 to move up and down , when the uniform head 14 moves upwards, because the radius of the uniform head 14 gradually increases from top to bottom, so that the discharge gap of the feeding port 2 gradually decreases, when the uniform head 14 moves downward, so that The discharge gap of the feeding port 2 gradually increases, so that the discharge volume can be effectively controlled, and the screen 20 is blocked due to too much powder accumulation in the screening box 17 caused by one discharge, and the equalizing head 14 can also discharge the powder Evenly distribute the material, effectively avoiding too much powder in a certain area of the screen 20 and causing poor screening effect, thereby increasing the screening speed; when the powder enters the screening box 17, the drive motor 25 starts to rotate when the power is turned on, and the drive motor 25 drives the runner 26 starts to rotate, and when the protrusion 27 is in contact with the roller 23, the protrusion 27 on the runner 26 matches the roller 23, thereby squeezing the roller 23, driving the third connecting rod 22 to move to the left, and the third connecting rod 22 drives The screening box 17 slides to the left on the second connecting rod 18. When the protrusion 27 is not in contact with the roller 23, under the action of the spring restoring force, the screening box 17 slides to the right, and the screening box 17 slides left and right to speed up the screening process. At the same time, when the screening box 17 is moving left and right, the covering plate 19 covers the screen 20 to prevent the screening speed from being too slow due to excessive powder accumulation in a certain part of the screen 20, thereby further increasing the powder screening speed. , simple and effective, after the screening is completed, open the switch door of the cabinet 1 and take out the receiving trough 28 and get final product.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation, and within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of this patent. Variations.

Claims (6)

1. a kind of building coating powder screening plant, including cabinet（1）, ball screw（7）, equal material head（14）, screen box（17）、 Cover flitch（19）, sieve（20）, driving motor（25）And runner（26）, it is characterised in that：The cabinet（1）The left and right sides is solid Surely it is welded with transverse slat（3）, transverse slat（3）Between be connected by screw riser（4）, the transverse slat positioned at left side（3）Upper rotation Shaft is installed（5）, shaft（5）Upper end is fixedly connected with manual shaking wheel（6）, shaft（5）Lower end is connected with rolling by shaft coupling Ballscrew（7）, the ball screw（7）Upper screw thread is provided with thread bush（8）, the transverse slat positioned at right side（3）Between be equipped with Lead（11）, lead（11）By being welded to connect in transverse slat（3）On, lead（11）On be slidably fitted with sliding sleeve（12）, The thread bush（8）And sliding sleeve（12）Between by being welded and connected with first connecting rod（9）, first connecting rod（9）On be also fixedly mounted There are two groups of baffles（10）, the first connecting rod（9）Upper center is also equipped with connector sleeve（13）, connector sleeve（13）Upside is fixed It is connected with equal material head（14）；The cabinet（1）Inner horizontal is installed with slide bar（16）, slide bar（16）On be slidably fitted with sieve Select case（17）, the screen box（17）Inside is also installed with sieve（20）, the cabinet（1）Pass through on the inner wall of the left and right sides Screw is installed with second connecting rod（18）, second connecting rod（18）With screen box（17）Casing between be slidably connected, second connect Bar（18）Downside, which is connected with, covers flitch（19）, the screen box（17）Downside is additionally provided with discharge port（21）, the cabinet（1）Interior bottom Portion is additionally provided with receiving vat（28）, receiving vat（28）Positioned at discharge port（21）Lower section, the screen box（17）Right side is additionally provided with the 3rd Connecting rod（22）, third connecting rod（22）With cabinet（1）Casing between be slidably connected, third connecting rod（22）Right end is also associated with roller （23）, the cabinet（1）By being welded with support plate in outer right wall（24）, support plate（24）With cabinet（1）Vertical and support Plate（24）On be installed with driving motor（25）, drive motor（25）Output shaft forward and driving motor（25）Mistake on output shaft Cooperation of being full of is provided with runner（26）, runner（26）Cylindrical upper circle shows some groups of protrusions（27）, it is raised（27）For semicircle And and roller（23）It is adapted.

A kind of 2. building coating powder screening plant according to claim 1, it is characterised in that：The cabinet（1）Front side It is hinged with switch gate.

A kind of 3. building coating powder screening plant according to claim 1, it is characterised in that：The cabinet（1）Upside Center is provided with charge door（2）, charge door（2）It is connected with exterior feeding device.

A kind of 4. building coating powder screening plant according to claim 1, it is characterised in that：The equal material head（14）From On down radius gradually increase, equal material head（14）Charge door can be stretched into（2）It is internal.

A kind of 5. building coating powder screening plant according to claim 1, it is characterised in that：The cabinet（1）It is internal It is tiltedly installed with stock guide（15）, stock guide（15）With cabinet（1）Angle of inclination is 120-125 ° between inner wall.

A kind of 6. building coating powder screening plant according to claim 1, it is characterised in that：It is described to cover flitch（19）For Rectangular block and cover flitch（19）Positioned at sieve（20）Top, covers flitch（19）With sieve（20）Between spacing be 10-12mm.