CN219949490U - Roller blanking device - Google Patents

Abstract

The utility model discloses a roller blanking device, which comprises: a frame; the side wall of the roller is provided with a plurality of adsorption holes; the driving device is used for driving the roller to rotate; the wind shield is arranged in the roller and is provided with a first area and a second area, the first area is provided with a blowing hole, the second area is used for shielding wind, and the adsorption hole passes through the blowing hole on the first area and the second area in sequence on the rotating path of the roller; the first air source component is used for exhausting air from the inside of the roller to the outside of the roller, and the second air source component is used for blowing air from the air blowing holes on the wind shield to the adsorption holes passing through the air blowing holes. According to the utility model, the wind shield is arranged in the roller, the air blowing holes are arranged on the first area on the wind shield, and the materials adsorbed on the adsorption holes on the roller firstly pass through the air blowing holes on the first area and can be blown off by the second air source assembly to continuously rotate to the second area, and the second area can block the wind power of the first air source assembly to prevent the blown-off materials from being secondarily adsorbed.

Description

Roller blanking device

Technical Field

The utility model relates to the field of material conveying, in particular to a roller blanking device.

Background

In the field of material transfer, particularly for materials such as tablets and pills, after the production and the manufacture are completed, the materials need to be subjected to procedures such as detection, encapsulation and the like. However, after the products such as tablets and pills are manufactured, a large amount of materials are stacked together, so that the products are inconvenient to detect and package, and the products need to be ordered and arranged in order for the next operation.

Disclosure of Invention

The utility model provides a roller blanking device, which aims to solve the problem that tablets and pills need to be orderly arranged after being produced and manufactured.

In an embodiment of the present utility model, the roller blanking device includes:

a frame;

the roller is internally provided with an installation cavity, the roller is arranged on the rack, the side wall of the roller is provided with a plurality of adsorption holes, and each adsorption hole is communicated with the installation cavity;

the driving device is in driving connection with the roller and is used for driving the roller to rotate;

the wind shield is arranged in the roller and is provided with a first area and a second area, the first area is provided with a blowing hole, the second area is used for shielding wind, and on the rotating path of the roller, the adsorption hole passes through the blowing hole on the first area and the second area after passing through the feeding position of the roller blanking device;

the air blowing device comprises a first air source assembly and a second air source assembly, wherein the first air source assembly is used for driving air in the roller to move, so that air pressure in the roller is smaller than air pressure outside the roller, and the second air source assembly is used for blowing air from air blowing holes in the wind shield to adsorption holes passing through the air blowing holes.

In the embodiment of the utility model, the wind shield is arc-shaped, the wind shield is coaxial with the roller, and the difference between the inner diameter of the roller and the diameter of the arc where the outer plate surface of the wind shield is positioned is between 0.1mm and 10 mm.

In the embodiment of the utility model, the wind shield is arc-shaped, the wind shield is coaxial with the roller, and the difference between the inner diameter of the roller and the diameter of the arc where the outer plate surface of the wind shield is positioned is between 0.1mm and 3 mm.

In the embodiment of the utility model, one end of the adsorption hole, which is close to the mounting cavity, is a conical hole, one end of the adsorption hole, which is close to the outer side of the roller, is a strip-shaped hole, the conical hole is communicated with the strip-shaped hole, and the caliber of the conical hole, which is close to the outer side, is smaller than that of the conical hole, which is close to the inner side.

In the embodiment of the utility model, the rack comprises a main board, and a first mounting hole is formed in the main board;

the rotary table comprises a fixed end and a driving end, the rotary table penetrates through the first mounting hole, the fixed end and the driving end are respectively located at two sides of the main board, and the rotary table is in rotary connection with the main board;

the driving end is in driving connection with the driving device, and the cylinder is arranged at the fixed end.

In the embodiment of the utility model, the first air source component comprises a fixed shaft, and the second air source component comprises an air blowing pipe;

the fixed shaft is hollow to form an air pumping cavity, the fixed shaft penetrates through the turntable to enter the installation cavity, an air pumping hole is formed in the side wall of the fixed shaft, which is positioned in the installation cavity, and the air pumping cavity is communicated with the air pumping cavity and the installation cavity;

the air blowing pipe enters the installation cavity along the air extraction cavity, an air blowing nozzle is arranged at one end of the air blowing pipe, which is positioned in the installation cavity, and the air blowing nozzle faces the air blowing hole from inside to outside.

In the embodiment of the utility model, the turntable is hollow along the axial direction to form a second mounting hole, and the dead axle passes through the second mounting hole from the side of the driving end and enters the mounting cavity.

In the embodiment of the utility model, the second air source assembly further comprises an electromagnetic valve, wherein the electromagnetic valve is arranged on the fixed shaft and is used for controlling the blowing nozzle to blow.

In the embodiment of the utility model, a third mounting hole is formed in one side, far away from the main board, of the roller;

one end of the fixed shaft positioned at the driving end is fixedly connected with the main board, and the other end of the fixed shaft penetrates through the third mounting hole from the mounting cavity;

the third mounting hole is provided with a sealing nut assembly, and the sealing nut assembly is used for rotatably connecting the roller on the fixed shaft.

In an embodiment of the present utility model, the driving assembly includes: the servo motor, the first synchronous wheel, the second synchronous wheel, the synchronous belt and the driving end are positioned on the same side of the main board;

the first synchronous wheel is connected with a driving shaft of the servo motor, the second synchronous wheel is connected with the driving end, and the first synchronous wheel and the second synchronous wheel are connected through the synchronous belt.

According to the embodiment of the utility model, the adsorption holes are formed in the side wall of the roller, the first air source component is used for forming negative pressure in the roller, so that the adsorption holes can adsorb accumulated materials in the adsorption holes, after the adsorption holes rotate to a proper position, the materials adsorbed in the adsorption holes can be blown off by the second air source component, and therefore, the roller can continuously adsorb the materials and blow off the materials at the proper position in the rotating process, and the unordered materials can be orderly arranged so as to be convenient for the next operation. In addition, still be provided with the deep bead in the cylinder, be provided with first region and second region on the deep bead, the material of the interior absorption of cylinder absorption hole, after the gas pocket on the first region is blown by the second air source subassembly, the absorption hole is rotatory to the position that corresponds with the second region immediately, and the wind-force of first air source subassembly can be stopped to the second region to can also avoid the material of blowing to be adsorbed by the secondary.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a roller blanking device according to an embodiment of the present utility model;

FIG. 2 is a front view of a roller blanking device in an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of a roller blanking device in an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a roller blanking device in accordance with another embodiment of the present utility model;

FIG. 5 is a schematic view of a wind deflector of a roller blanking device according to an embodiment of the present utility model;

FIG. 6 is a cross-sectional view of the suction holes of the roller blanking device in an embodiment of the present utility model;

FIG. 7 is a cross-sectional view of a roller blanking device in an embodiment of the present utility model;

FIG. 8 is a schematic diagram of a rotary table of a roller blanking device according to an embodiment of the present utility model;

FIG. 9 is a schematic view illustrating a fixed shaft of a roller blanking device according to an embodiment of the present utility model;

fig. 10 is a schematic structural diagram of a drum blanking device according to an embodiment of the present utility model.

Reference numerals: 100-frame, 110-main board, 111-first mounting hole, 120-turntable, 121-fixed end, 122-driving end, 123-second mounting hole, 200-cylinder, 210-mounting cavity, 220-adsorption hole, 221-conical hole, 222-strip hole, 223-third mounting hole, 230-sealing nut component, 300-driving device, 310-servo motor, 311-first synchronous wheel, 312-second synchronous wheel, 313-synchronous belt, 314-tensioning wheel group, 400-wind shield, 410-first area, 411-blowing hole, 420-second area, 500-first air source component, 510-fixed shaft, 511-air extraction hole, 512-blowing hole, 513-air extraction hole, 600-second air source component, 610-blowing pipe, 620-blowing nozzle, 630-electromagnetic valve, 631-fixed bracket.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1, in an embodiment of the present utility model, the roller blanking device includes:

a frame 100;

a drum 200, in which a mounting cavity 210 is formed, the drum 200 is disposed on the frame 100, a plurality of adsorption holes 220 are disposed on a sidewall of the drum 200, and each of the adsorption holes 220 is communicated with the mounting cavity 210;

the driving device 300 is in driving connection with the roller 200, and the driving device 300 is used for driving the roller 200 to rotate;

the wind deflector 400 is arranged in the roller 200, the wind deflector 400 is provided with a first area 410 and a second area 420, the first area 410 is provided with a gas blowing hole 411, the second area 420 is used for wind shielding, and on the rotating path of the roller 200, the adsorption hole 220 passes through the charging position of the roller blanking device and then passes through the gas blowing hole 411 on the first area 410 and the second area 420;

a first air source assembly 500 and a second air source assembly 600, wherein the first air source assembly 500 is used for driving air in the drum 200 to move so that the air pressure in the drum 200 is smaller than the air pressure in the outside, and the second air source assembly 600 is used for blowing air from the air blowing holes 411 on the wind shield 400 to the adsorption holes 220 passing through the air blowing holes 411.

As shown in fig. 1, in an embodiment of the present utility model, the rack 100 includes a main board 110 for mounting various components.

The drum 200 is cylindrical, a mounting cavity 210 is formed in the hollow inside, an opening is formed at one end of the drum 200 close to the main board 110, the opening is communicated with the mounting cavity 210, and one end of the drum 200, which is open, is mounted on the main board 110.

As shown in fig. 2, a plurality of adsorption holes 220 are provided on the outer sidewall of the drum 200, and each adsorption hole 220 communicates with the inner installation cavity 210. The plurality of adsorption holes 220 are arranged in the axial direction and the circumferential direction of the drum 200, for example, a plurality of rows of adsorption holes 220 are provided in the circumferential direction of the drum 200, and each row of adsorption holes 220 is arranged in the axial direction of the drum 200. As shown in fig. 2, in the embodiment of the present utility model, 34 rows of the adsorption holes 220 are provided along the circumferential direction of the drum 200, each row including 4 adsorption holes 220. It should be noted that, in the embodiment of the present utility model, the number of the adsorption holes 220 circumferentially arranged on the drum 200 and the number of the adsorption holes 220 in each row are not limited.

As shown in fig. 2, in the embodiment of the present utility model, the driving device 300 may be a servo motor 310, a motor, or other devices capable of providing driving force to the drum 200 to rotate, and the driving device 300 is mounted on the main plate 110 and provides driving force to the drum 200 to axially rotate the drum 200.

As shown in fig. 3 and 5, in the embodiment of the present utility model, the wind deflector 400 is located inside the installation cavity 210 of the drum 200, the wind deflector 400 may have a circular arc plate structure, the wind deflector 400 includes a first area 410 and a second area 420, the first area 410 is provided with air holes 411, the air holes 411 penetrate the wind deflector 400 in the thickness direction of the wind deflector 400, the number of the air holes 411 is the same as the number of the adsorption holes 220 in each column on the side wall of the drum 200, for example, 4 adsorption holes 220 are provided in each column on the side wall of the drum 200, and then 4 air outlet holes 411 may be provided in the wind deflector 400, the four air holes 411 are located on a straight line, and the distance between the four air outlet holes are the same as the distance between the 4 adsorption holes 220 in each column on the side wall of the drum 200, and the second area 420 has a solid structure, so as to play a role in blocking air flow.

In addition, it should be noted that the size of the wind deflector 400 may be selected according to the actual situation, for example, in the embodiment of the present utility model, the wind deflector 400 may cover 1/4 of the side walls of the drum 200 in the circumferential direction of the drum 200, and in other embodiments, may cover 1/3, 1/5, and 1/6 of the side walls of the drum 200.

In the embodiment of the present utility model, the installation position of the wind deflector 400 satisfies the following conditions: in the rotation path of the drum 200, after the adsorption hole 200 adsorbs the material, the material passes through the air blowing hole 411 of the first region 410 and then passes through the second region 420. As shown in fig. 3, the drum 200 is rotated clockwise, the wind deflector 400 is fixed on the main plate 110, the first region 410 is adjacent to the right side, the second region 420 is adjacent to the left side, and the loading position is set at any position between the first region 410 and the second region 420 in a counterclockwise direction, so that each row of suction holes 220 on the drum 200 passes through the first region 410 and then passes through the second region 420 after being sucked to the material, and 4 suction holes 220 on each row are aligned with 4 blowing holes 411 on the wind deflector 400 when passing through the first region 410, respectively.

The first air source assembly 500 can suck air from the inside of the drum 200 to the outside of the drum 200, when the air in the drum 200 is sucked out, the air pressure in the drum 200 is smaller than the air pressure outside, and negative pressure is formed in the drum 200, so that the adsorption holes 220 on the outer side wall of the drum 200 generate adsorption force to the inside of the drum 200, and the second air source assembly 600 is used for blowing air from the air blowing holes 411 on the wind shield 400 to the adsorption holes 220 passing through the air blowing holes 411. As shown in fig. 3, assuming that the roller blanking device is used for transporting and orderly arranging tablets, in the operation process, assuming that feeding is performed from the position a in fig. 3, the driving component drives the roller 200 to rotate clockwise, and the first air source component 500 pumps air from the interior of the roller 200 to form negative pressure in the roller 200, when the adsorption hole 220 on the side wall of the roller 200 rotates to the position a, tablets at the position a can be adsorbed in the adsorption hole 220, as the roller 200 continues to rotate, the tablets at the position a can be adsorbed in the adsorption hole 220 on the side wall of the roller 200 one by one, as the roller 200 continues to rotate, when the first row of adsorption holes 220 run through the first area 410 of the wind deflector 400 and are aligned with the blowing holes 411, the second air source component 600 starts to blow, at this time, the 4 tablets on the first row of adsorption holes 220 aligned with the blowing holes 411 can be dropped down, so that 4 tablets on the first row of adsorption holes 220 can be formed, as the roller 200 continues to rotate, the first row of adsorption holes 220 continues to rotate, and the second row of adsorption holes 220 can be prevented from being blown down into the first row of air source component 500, thereby preventing the first row of adsorption holes from flowing into the first row of air source component 500. Along with the rotation of the drum 200, the tablets in the adsorption holes 220 on the outer side wall of the drum 200 are blown off when passing through the blow holes 411 of the first area 410, and are arranged in a row of 4, the tablets are immediately rotated to the positions corresponding to the second area 420 after being released from the adsorption holes 220, and the second area 420 is of an air-impermeable structure, and the air-impermeable structure can prevent the adsorption holes 200 corresponding to the positions of the first air source assembly 500 from generating negative pressure, so that the adsorption force of the adsorption holes 220 corresponding to the positions of the second area 420 can be reduced, and the blown tablets can be prevented from being secondarily adsorbed by the adsorption holes 220.

In addition, as shown in fig. 4, in the embodiment of the present utility model, if the drum 200 rotates counterclockwise, the first area 410 of the wind deflector 400 may be set at a left position and the second area 420 may be set at a right position, and at this time, the loading position may be set at any position between the first area 410 and the second area 412 rotated counterclockwise, so as to ensure that each row of the adsorption holes 220 passes through the first area and then passes through the second area after adsorbing tablets.

According to the embodiment of the utility model, the wind shield 400 is arranged in the roller 200, the first area 410 and the second area 420 are arranged on the wind shield 400, the air blowing holes 411 are arranged on the first area 410, after the adsorption holes 220 on the roller 200 adsorb materials, the materials can be blown off by the second air source assembly 600 through the air blowing holes 411 on the first area 410, the materials adsorbed in the adsorption holes 220 continue to rotate to the second area 420 after being blown off, and the second area 420 can block the wind power of the first air source assembly 500, so that the blown-off materials can be prevented from being secondarily adsorbed.

In the embodiment of the utility model, as shown in fig. 3, the wind deflector is arc-shaped, the wind deflector is coaxial with the roller, and the difference between the inner diameter of the roller and the diameter of the arc where the outer plate surface of the wind deflector is positioned is between 0.1mm and 10 mm. The wind deflector 400 has a circular arc plate structure and is coaxially installed with the drum 200, and the difference between the inner diameter of the drum 200 and the outer diameter of the wind deflector 400 is 0.1-10mm, preferably 0.1-3mm, i.e. the gap between the inner wall of the drum 200 and the outer wall of the wind deflector 400 is preferably 0.1-3mm, so that the wind deflector 400 is as close to the inner wall of the drum 200 as possible, thereby ensuring that the wind deflector 400 can provide a better wind blocking effect for the inner wall area of the drum 200 covered by the wind deflector 400 and avoiding that blown material is secondarily absorbed by the absorption holes 220 at the position covered by the second area 420 of the wind deflector 400.

As shown in fig. 6, in the embodiment of the present utility model, one end of the adsorption hole 220 near the installation cavity 210 is a tapered hole 221, one end of the adsorption hole 220 near the outer side of the drum 200 is a bar-shaped hole 222, the tapered hole 221 is communicated with the bar-shaped hole 222, and the caliber of the tapered hole 221 near the outer side is smaller than that of the tapered hole 221 near the inner side.

The inner side of the adsorption hole 220 near the mounting cavity 210 is a tapered hole 221, and the caliber of the end of the tapered hole 221 near the outer side is smaller than the caliber of the end near the inner side, so that when the first air source assembly 500 is used for exhausting air, the caliber of the end of the adsorption hole 220 near the outer side is smaller, larger adsorption force can be generated, and meanwhile, when the second air source assembly 600 blows from inside to outside, tablets are easy to blow off. In addition, in other embodiments, the diameter of the tapered hole 221 may be gradually reduced from inside to outside. In addition, the part of the adsorption hole 220 near the outer side of the drum 200 is recessed inwards from the outer side wall of the drum 200 to form a strip-shaped hole 222, so that the tablet is convenient to adsorb, the tablet is kept to have a good adsorption posture in the adsorption hole 220, and the reliability of adsorbing the tablet is ensured.

As shown in fig. 7 and 8, in the embodiment of the present utility model, the rack 100 includes a main board 110, and a first mounting hole 111 is provided on the main board 110;

the roller blanking device further comprises a rotary table 120, the rotary table 120 comprises a fixed end 121 and a driving end 122, the rotary table 120 penetrates through the first mounting hole 111, the fixed end 121 and the driving end 122 are respectively positioned on two sides of the main board 110, and the rotary table 120 is in rotary connection with the main board 110;

the driving end 122 is in driving connection with the driving device 300, and the cylinder 200 is disposed at the fixed end 121.

In the orientation shown in fig. 7, after the turntable 120 passes through the first mounting hole 111, the fixed end 121 of the turntable 120 is located above the main board 110, the driving end 122 of the turntable 120 is located below the main board 110, and the roller 200 is connected to the fixed end 121, for example, as shown in fig. 8, a pin may be disposed at the fixed end 121, and a pin hole matching the pin may be disposed at a corresponding position of the roller 200, so that the roller 200 may be mounted on the turntable 120. The driving device 300 is arranged below the main board 110, the driving device 300 is connected with the driving end 122 of the turntable 120, so that the driving device 300 drives the driving end 122 to rotate, and then drives the rotary drum 200 to rotate.

As shown in fig. 7 and 9, in the embodiment of the present utility model, the first air source assembly 500 includes a fixed shaft 510, and the second air source assembly 600 includes an air blowing pipe 610;

the fixed shaft 510 is hollow to form an air pumping cavity, the fixed shaft 510 passes through the turntable 120 to enter the installation cavity 210, an air pumping hole 513 is formed in the side wall of the fixed shaft 510 positioned in the installation cavity 210, and the air pumping cavity is communicated with the air pumping cavity and the installation cavity 210;

the air blowing pipe 610 enters the installation cavity 210 along the air extraction cavity, an air blowing nozzle 620 is arranged at one end of the air blowing pipe 610 located in the installation cavity 210, and the air blowing nozzle 620 faces the air blowing hole 411 from inside to outside.

As shown in fig. 9, the fixed shaft 510 is generally cylindrical, and hollow forms an air pumping cavity, a plurality of air pumping holes 513 are formed in a side wall of the fixed shaft 510, an air pumping hole 511 and an air blowing hole 512 are formed in one end of the fixed shaft 510, wherein the air pumping holes 513 in the side wall of the fixed shaft 510 are all communicated with the air pumping cavity, when the fixed shaft is installed, the air pumping hole 513 in the side wall of the fixed shaft 510 is located in the installation cavity 210, one end of the fixed shaft 510 provided with the air pumping hole 511 and the air blowing hole 512 is located outside the installation cavity 210, the air blowing pipe 610 enters the air pumping cavity from the air blowing hole 512 and enters the installation cavity 210 of the roller 200 along the air pumping cavity, an air blowing nozzle 620 is arranged at one end of the air blowing pipe 610 entering the installation cavity 210, and the air blowing nozzle 620 faces the air blowing hole 512. In operation, as shown in fig. 2, air is drawn outwardly from the suction opening 511, and air within the mounting cavity 210 is drawn along the suction opening 513, the suction cavity, and the suction opening 511, thereby causing the mounting cavity 210 to develop a negative pressure. When the adsorption hole 220 rotates to align with the air blowing hole 411, air is blown into the air blowing hole 411 through the air blowing pipe 610 and the air blowing nozzle 620, and because the air blowing nozzle 620 faces the air blowing hole 411 from inside to outside, the air flow blown by the air blowing nozzle 620 faces the air blowing hole 411 from inside to outside, and the air blowing hole 411 and the adsorption hole 220 are aligned, so the air flow blown by the air blowing nozzle 620 can blow to the adsorption hole 220 from inside to outside.

As shown in fig. 7 and 8, the turntable 120 is hollow in the axial direction thereof to form a second mounting hole 123, and the fixed shaft 510 passes through the second mounting hole 123 from the driving end 122 side to enter the mounting cavity 210. Wherein, carousel 120 cavity forms second mounting hole 123, is equipped with second mounting hole 123 between carousel 120's drive end 122 and the stiff end 121 promptly to be convenient for install dead axle 510 along second mounting hole 123, after the installation, the extraction opening 511 and the gas blowing mouth 512 on the dead axle 510 are located carousel 120's below, and the part that is equipped with the extraction opening 513 on the dead axle 510 is located installation cavity 210, and this kind of structure can save the installation space of carousel 120 and dead axle 510 on cylinder 200, and the structure is comparatively simple, the installation of being convenient for.

In the embodiment of the present utility model, as shown in fig. 7, the second air source assembly 600 further includes a solenoid valve 630, the solenoid valve 630 is disposed on the fixed shaft 510, and the solenoid valve 630 is used for controlling the blowing nozzle 620 to blow air. Specifically, in an embodiment of the present utility model, a fixing bracket 631 may be provided on a portion of the fixed shaft 510 located in the installation cavity 210, and the solenoid valve 630 may be installed on the fixing bracket 631. In addition, the time interval for two adjacent rows of the adsorption holes 220 to pass through the first region 410 may be calculated according to the rotation speed of the drum 200 and the angle between each row of the adsorption holes 220, so that the solenoid valve 630 is set to blow air at this time interval, thereby improving the degree of automation.

As shown in fig. 7 and 10, in the embodiment of the present utility model, a third mounting hole 223 is formed on a side of the drum 200 away from the main board 110;

one end of the fixed shaft 510, which is located at the driving end 122, is fixedly connected to the main board 110, and the other end of the fixed shaft passes through the third mounting hole 223 from the mounting cavity 210;

the third mounting hole 223 is provided with a sealing nut assembly 230, and the sealing nut assembly 230 is used for rotatably connecting the drum 200 to the fixed shaft 510.

As shown in fig. 10, one end of the drum 200 is provided with an opening communicating with the mounting cavity 210, the other end is provided with a third mounting hole 223, as shown in fig. 7, one end of the drum 200 provided with the opening is arranged on the turntable 120, the fixed shaft 510 extends into the mounting cavity 210 from the second mounting hole 123 of the turntable 120 and passes over the third mounting hole 223, then the drum 200 is rotationally connected with the fixed shaft 510 by using a bearing, a sealing nut and other sealing components, and the other end of the fixed shaft 510 is fixedly connected with the main board 110 through a connecting component below the main board 110, so that the drum 200 can rotate around the fixed shaft 510, and as the end of the fixed shaft 510 below the main board 110 is fixedly connected with the main board 110, namely, one end of the drum 200 is connected with the turntable 120, and the other end is axially fixed on the fixed shaft 510 and rotates around the fixed shaft 510, so that the whole connection strength of the drum 200 is higher and the rotation is more stable. In addition, when the roller 200 is detached, the sealing nut assembly 230 on the fixed shaft 510 is only required to be detached, and the roller 200 can be detached from the fixed end 121 of the turntable 120, so that the roller is convenient to install and detach.

As shown in fig. 7, in an embodiment of the present utility model, the driving assembly includes: the servo motor 310, the first synchronizing wheel 311, the second synchronizing wheel 312 and the synchronous belt 313 are positioned on the same side of the main board 110, and the servo motor 310, the first synchronizing wheel 311, the second synchronizing wheel 312, the synchronous belt 313 and the driving end 122 are positioned on the same side of the main board 110;

the first synchronizing wheel 311 is connected with a driving shaft of the servo motor 310, the second synchronizing wheel 312 is connected with the driving end 122, and the first synchronizing wheel 311 and the second synchronizing wheel 312 are connected through the synchronous belt 313.

Wherein, first synchronizing wheel 311 is installed in servo motor's drive shaft, and second synchronizing wheel 312 is installed at carousel 120's drive end 122, and all drive assembly all are located the same side of fixed plate, can not exert an influence to the material of opposite side during the rotation, simple structure moreover, the installation of being convenient for.

As shown in fig. 7, in the embodiment of the present utility model, the diameter of the first synchronizing wheel 311 is smaller than the diameter of the second synchronizing wheel 312; the drive assembly further comprises a tensioning wheel set 314, wherein the tensioning wheel set 314 is arranged on a synchronous belt 313 between the first synchronous wheel 311 and the second synchronous wheel 312. The diameter of the second synchronizing wheel 312 is set to be larger than that of the first synchronizing wheel 311, so that a deceleration effect can be achieved, and in addition, the tensioning wheel set 314 is arranged on the synchronizing belt 313, so that the synchronizing belt 313 can be kept in a tight state, relative sliding between the synchronizing belt 313 and the synchronizing wheel is prevented, and the rotating precision degree of the roller 200 is kept.

In the embodiment of the utility model, the adsorption holes 220 are formed on the side wall of the roller 200, and the first air source assembly 500 is used for forming negative pressure inside the roller 200, so that the adsorption holes 220 can adsorb accumulated materials in the adsorption holes 220, after rotating to a proper position, the second air source assembly 600 can blow off the materials adsorbed in the adsorption holes 220, and therefore, the roller 200 can continuously adsorb the materials and blow off the materials at the proper position in the rotating process, and the unordered materials can be orderly arranged for the next operation. In addition, by arranging the wind guard 400 in the drum 200, arranging the first area 410 and the second area 420 on the wind guard 400, arranging the air blowing holes 411 on the first area 410, the material adsorbed by the adsorption holes 220 on the drum 200 can be blown off by the second air source assembly 600 through the air blowing holes 411 on the first area 410, and after the material adsorbed in the adsorption holes 220 is blown off, the adsorption holes 220 immediately rotate to the second area 420, and the second area 420 can block the wind power of the first air source assembly 500, so that the blown-off material can be prevented from being secondarily adsorbed.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A roller blanking device, characterized by comprising:

a frame;

the roller is internally provided with an installation cavity, the roller is arranged on the rack, the side wall of the roller is provided with a plurality of adsorption holes, and each adsorption hole is communicated with the installation cavity;

the driving device is in driving connection with the roller and is used for driving the roller to rotate;

the wind shield is arranged in the roller and is provided with a first area and a second area, the first area is provided with a blowing hole, the second area is used for shielding wind, and on the rotating path of the roller, the adsorption hole passes through the blowing hole on the first area and the second area after passing through the feeding position of the roller blanking device;

the air blowing device comprises a first air source assembly and a second air source assembly, wherein the first air source assembly is used for driving air in the roller to move, so that air pressure in the roller is smaller than air pressure outside the roller, and the second air source assembly is used for blowing air from air blowing holes in the wind shield to adsorption holes passing through the air blowing holes.

2. The roller blanking device of claim 1 wherein the wind deflector is arcuate, the wind deflector is coaxial with the roller, and the difference between the inner diameter of the roller and the diameter of the arc on which the outer surface of the wind deflector is located is between 0.1mm and 10 mm.

3. The roller blanking device of claim 1 wherein the wind deflector is arcuate, the wind deflector is coaxial with the roller, and the difference between the inner diameter of the roller and the diameter of the arc on which the outer surface of the wind deflector is located is between 0.1mm and 3 mm.

4. The roller blanking device according to claim 1, wherein one end of the adsorption hole, which is close to the installation cavity, is a conical hole, one end of the adsorption hole, which is close to the outer side of the roller, is a strip-shaped hole, the conical hole is communicated with the strip-shaped hole, and the caliber of the conical hole, which is close to the outer side, is smaller than that of the conical hole, which is close to the inner side.

5. The roller blanking device of claim 1 wherein the frame includes a main plate having a first mounting hole;

the rotary table comprises a fixed end and a driving end, the rotary table penetrates through the first mounting hole, the fixed end and the driving end are respectively located at two sides of the main board, and the rotary table is in rotary connection with the main board;

the driving end is in driving connection with the driving device, and the cylinder is arranged at the fixed end.

6. The roller blanking device of claim 5 wherein the first air supply assembly includes a fixed shaft and the second air supply assembly includes an air blow tube;

the fixed shaft is hollow to form an air pumping cavity, the fixed shaft penetrates through the turntable to enter the installation cavity, an air pumping hole is formed in the side wall of the fixed shaft, which is positioned in the installation cavity, and the air pumping hole is communicated with the air pumping cavity and the installation cavity;

the air blowing pipe enters the installation cavity along the air extraction cavity, an air blowing nozzle is arranged at one end of the air blowing pipe, which is positioned in the installation cavity, and the air blowing nozzle faces the air blowing hole from inside to outside.

7. The cylinder blanking device as defined in claim 6, wherein said rotary disk is hollow along an axial direction thereof to form a second mounting hole, said dead axle passing through said second mounting hole from said drive end side into said mounting cavity.

8. The roller blanking device of claim 6 wherein said second air supply assembly further includes a solenoid valve, said solenoid valve being disposed on said fixed shaft, said solenoid valve being adapted to control said blowing nozzle to blow air.

9. The roller blanking device of claim 6 wherein a third mounting hole is provided in a side of the roller remote from the main plate;

one end of the fixed shaft positioned at the driving end is fixedly connected with the main board, and the other end of the fixed shaft penetrates through the third mounting hole from the mounting cavity;

the third mounting hole is provided with a sealing nut assembly, and the sealing nut assembly is used for rotatably connecting the roller on the fixed shaft.

10. The roller blanking device of claim 5 wherein the drive means includes: the servo motor, the first synchronous wheel, the second synchronous wheel, the synchronous belt and the driving end are positioned on the same side of the main board;

the first synchronous wheel is connected with a driving shaft of the servo motor, the second synchronous wheel is connected with the driving end, and the first synchronous wheel and the second synchronous wheel are connected through the synchronous belt.