Vibratory screening device for blasting beads

Abstract

The utility model relates to the technical field of blast bead processing, in particular to a blast bead vibration screening device, which is provided with a multi-layer eccentric movable screening mode, completes multi-layer screening only through a group of driving mechanisms, and improves the practicability. Comprising a base, a connecting frame, connecting springs, a sleeve frame, an outer connecting ring, balls, an inner eccentric wheel, a rotating shaft, a connecting plate, a screening basin and a screen, the outer side of the top end of the base is connected with the bottom end of the connecting frame, the multiple pairs of connecting springs are vertically connected to the inner side of the connecting frame, and the inner sides of the two transverse pairs of connecting springs are connected with the left side and the right side of the sleeve frame; the screening basin is detachably installed on the inner sides of the sleeve frames, the middle of the front end of each sleeve frame is connected with the rear end of one outer connecting ring, the inner sides of the outer connecting rings are rotationally connected with the outer side of the inner eccentric wheel through a plurality of balls, the left front side of the top end of the base is connected with the bottom end of a connecting plate, and the left end of the connecting plate is connected with a driving mechanism. The output end of the driving mechanism is connected with the left sides of all rotating shafts.

Description

Technical Field

[0001] The utility model relates to the technical field of blasting bead processing, in particular to a blasting bead vibration screening device. Background Art

[0002] Bursting beads, also known as fragrant pills, brittle capsules, and beads, come in different sizes, with diameters ranging from 2.6 to 4.6 mm. They are squeezeable beads that feel like they burst when squeezed.

[0003] In order to meet the packaging and sales needs of the popping beads, corresponding screening is required according to size during the production process. There is a centrifugal popping bead screening machine with a Chinese patent publication number of CN218554678U. It starts running through a driving motor, which can drive the transmission cylinder to start rotating. Under the action of centrifugal force, the internal popping beads can move. With the elastic screen, the internal dry or damaged popping beads can be quickly screened and fall into the collection screen, which is convenient for subsequent operators to collect and process them uniformly.

[0004] However, since the device only realizes single-layer screening, it is difficult to meet the needs of multi-layer screening and is not practical enough. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the shortcomings of the prior art, the utility model provides a bead-blasting vibration screening device which is provided with a multi-level eccentric movable screening mode and completes multi-layer screening through only one set of driving mechanisms, thereby improving practicality.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bead-blasting vibration screening device, comprising a base, a connecting frame, a connecting spring, a sleeve, an outer connecting ring, a ball, an inner eccentric wheel, a rotating shaft, a connecting plate, a screening basin and a screen. The outer side of the top end of the base is connected to the bottom end of the connecting frame, and a plurality of pairs of connecting springs are vertically connected to the inner side of the connecting frame. The inner sides of two pairs of connecting springs are horizontally connected to the left and right sides of the sleeve. A screen is connected to the bottom side of the inner part of the screening basin. The screening basin can be detachably installed on the inner side of the sleeve. The middle part of the front end of each group of sleeves is respectively connected to the rear end of a group of outer connecting rings. The inner side of the outer connecting ring is rotatably connected to the outer side of the inner eccentric wheel through a plurality of groups of ball bearings. A group of rotating shafts are respectively connected to the left end of each group of inner eccentric wheels. The left front side of the top end of the base is connected to the bottom end of the connecting plate. The left end of the connecting plate is connected to a driving mechanism, and the output end of the driving mechanism is connected to the left sides of all rotating shafts.

[0009] Preferably, the driving mechanism includes a driving motor, a transmission box, a vertical shaft, a driving bevel gear and a driven bevel gear. The left side of the connecting plate is connected to the right side of the transmission box, the top of the transmission box is connected to the bottom end of the driving motor, the vertical shaft, the driving bevel gear and the driven bevel gear are all arranged inside the transmission box, the output end of the driving motor is connected to the top of the vertical shaft, and multiple groups of driving bevel gears are vertically connected to the outside of the vertical shaft. The outside of each group of driving bevel gears is movably meshed with the outside of a group of driven bevel gears, and the middle of the right end of each group of driven bevel gears is respectively connected to the left end of a group of rotating shafts.

[0010] Preferably, it also includes a protective cover, and the outer side of the transmission box and the protective cover are detachably mounted.

[0011] Preferably, it also includes a tightening nut sleeve, a tightening screw and a tightening wrench, the middle and upper sides of the front and rear ends of each group of the sleeves are respectively connected to the inner ends of a group of tightening nut sleeves, the inner wall of the tightening nut sleeve is threadedly connected to the outer wall of the tightening screw, and the outer side of each group of tightening screws is respectively connected to the inner middle part of a group of tightening wrenches.

[0012] Preferably, it also includes a handle, and the middle of the front and rear sides of the top of each group of screening basins are respectively connected to the bottom end of a group of handles.

[0013] Preferably, an information plate is further included, and the upper side of the right end of the connecting frame is connected to the inner side of the information plate.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a vibrating screening device for popping beads, which has the following features:

[0016] Beneficial effects:

[0017] According to the screen diameter of the screen, multiple groups of screening basins are installed from bottom to top. When screening, the atomic explosive beads are placed on the top of the screen in the uppermost screening basin. Then, the driving mechanism is operated, and multiple groups of rotating shafts are rotated. The rotating shaft drives the inner eccentric wheel to rotate eccentrically. The inner eccentric wheel is constrained by the corresponding ball rolling, so that the outer connecting ring connecting sleeve frame moves, and then the screening basin is driven to move. The explosive beads smaller than the screen diameter of the screen can be screened out to the next screening basin, and then go down step by step. By setting a multi-level eccentric movable screening method, multi-layer screening can be completed by only one group of driving mechanisms, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an axial view of the schematic diagram of the structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 Front view of

[0020] Figure 3 For this utility model Figure 1 Right view of;

[0021] Figure 4 It is a schematic diagram of the internal structure of the transmission box of the utility model.

[0022] Markings in the attached figure: 1. base; 2. connecting frame; 3. connecting spring; 4. sleeve; 5. outer connecting ring; 6. ball bearing; 7. inner eccentric wheel; 8. rotating shaft; 9. connecting plate; 10. screening basin; 11. screen; 12. driving motor; 13. transmission box; 14. vertical axis; 15. driving bevel gear; 16. driven bevel gear; 17. protective cover; 18. tightening screw sleeve; 19. tightening screw; 20. tightening wrench; 21. handle; 22. information plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example

[0025] See also Figure 1-4 A bead-blasting vibration screening device comprises a base 1, a connecting frame 2, a connecting spring 3, a sleeve frame 4, an outer connecting ring 5, a ball 6, an inner eccentric wheel 7, a rotating shaft 8, a connecting plate 9, a screening basin 10 and a screen 11. The outer side of the top of the base 1 is connected to the bottom end of the connecting frame 2, a plurality of pairs of connecting springs 3 are vertically connected to the inner side of the connecting frame 2, and the inner sides of the two pairs of connecting springs 3 are connected to the left and right sides of the sleeve frame 4. The bottom side of the screening basin 10 is connected with the screen 11, and the screening basin 10 can be detachably mounted on the inner side of the sleeve frame 4, and the middle of the front end of each group of sleeve frames 4 is respectively connected to the rear end of a group of outer connecting rings 5, and the inner side of the outer connecting rings 5 ​​is rotatably connected to the outer side of the inner eccentric wheel 7 through a plurality of groups of ball 6, and the left end of each group of inner eccentric wheels 7 is respectively connected to A group of rotating shafts 8 are connected, the left front side of the top of the base 1 is connected to the bottom of the connecting plate 9, the left end of the connecting plate 9 is connected to a driving mechanism, and the output end of the driving mechanism is connected to the left side of all the rotating shafts 8; multiple groups of screening basins 10 are installed from bottom to top in sequence according to the screen diameter of the screen 11. When screening, the original explosive beads are placed on the top of the screen 11 in the uppermost screening basin 10, and then the driving mechanism is operated, and the multiple groups of rotating shafts 8 rotate, and the rotating shaft 8 drives the inner eccentric wheel 7 to rotate eccentrically. The inner eccentric wheel 7 is constrained by the rolling of the corresponding ball 6, so that the outer connecting ring 5 connects to the sleeve frame 4, and then drives the screening basin 10 to move, and the explosive beads smaller than the screen diameter of the screen 11 can be screened out to the next layer of screening basin 10, and then step by step downward.

[0026] The driving mechanism includes a driving motor 12, a transmission box 13, a vertical shaft 14, a driving bevel gear 15 and a driven bevel gear 16. The left side of the connecting plate 9 is connected to the right side of the transmission box 13, the top of the transmission box 13 is connected to the bottom of the driving motor 12, the vertical shaft 14, the driving bevel gear 15, and the driven bevel gear 16 are all arranged inside the transmission box 13, the output end of the driving motor 12 is connected to the top of the vertical shaft 14, and multiple groups of driving bevel gears 15 are vertically connected to the outer side of the vertical shaft 14. The outer side of each group of driving bevel gears 15 is movably meshed with the outer side of a group of driven bevel gears 16, and the middle of the right end of each group of driven bevel gears 16 is respectively connected to the left end of a group of rotating shafts 8; when the driving motor 12 is running, the vertical shaft 14 is driven to rotate inside the transmission box 13, and the vertical shaft 14 drives multiple groups of driving bevel gears 15 to rotate synchronously, and the driving bevel gear 15 is meshed with the outer side of the corresponding driven bevel gear 16, and the corresponding rotating shaft 8 is driven by the driven bevel gear 16 to rotate.

[0027] It also includes a protective cover 17, and the outer side of the transmission box 13 and the protective cover 17 are detachably installed; after the protective cover 17 is installed on the outer side of the transmission box 13, the inside of the transmission box 13 can be sealed and protected, and after the protective cover 17 is removed, the inside of the transmission box 13 can be inspected, thereby improving convenience.

[0028] It also includes a tightening screw sleeve 18, a tightening screw rod 19 and a tightening hand 20. The middle and upper sides of the front and rear ends of each group of sleeves 4 are respectively connected to the inner ends of a group of tightening screw sleeves 18, the inner walls of the tightening screw sleeves 18 are screwed together with the outer walls of the tightening screw rods 19, and the outer sides of each group of tightening screws 19 are respectively connected to the inner middle parts of a group of tightening hands 20; after the screening basin 10 is installed inside the sleeve frame 4, the tightening screw rod 19 can be rotated by screwing the tightening hand 20, and the tightening screw 19 can act inward on the outer side of the screening basin 10 to tighten it, thereby improving stability.

[0029] It also includes handles 21. The middle of the front and rear sides of the top of each group of screening basins 10 is respectively connected to the bottom of a group of handles 21; by holding the two groups of handles 21, the screening basins 10 can be connected for carrying, loading, unloading and moving, thereby improving convenience.

[0030] It also includes an information board 22, and the upper side of the right end of the connecting frame 2 is connected to the inner side of the information board 22; the device information can be displayed through the information board 22 to improve convenience.

[0031] In summary, when a vibrating screening device for explosive beads is used, the handles 21 are held in sequence according to the screen diameter of the screen 11 to install multiple groups of screening basins 10 from bottom to top. After the screening basin 10 is installed inside the sleeve frame 4, the tightening screw 20 is screwed to rotate the tightening screw 19. The tightening screw 19 is screwed with the tightening screw sleeve 18 to act inward on the outside of the screening basin 10 to tighten. When screening, the original explosive beads are placed on the top of the screen 11 in the uppermost screening basin 10, and then the driving motor 12 is operated to drive the vertical shaft 14 to rotate inside the transmission box 13, and the vertical shaft 14 drives multiple groups of active bevel gears 15 to rotate synchronously, and the active bevel gears 15 are driven to rotate synchronously. The wheel 15 is meshed with the outer side of the corresponding driven bevel gear 16, and the driven bevel gear 16 drives the corresponding rotating shaft 8 to rotate, and the rotating shaft 8 drives the inner eccentric wheel 7 to rotate eccentrically. The inner eccentric wheel 7 is rollingly constrained by the corresponding ball 6, so that the outer connecting ring 5 connected to the sleeve 4 moves, and then drives the screening basin 10 to move, and the beads smaller than the screen diameter of the screen 11 can be screened out to the next layer of the screening basin 10, and then downward step by step. In addition, after the protective cover 17 is installed on the outer side of the transmission box 13, the interior of the transmission box 13 can be closed and protected. After the protective cover 17 is removed, the interior of the transmission box 13 can be inspected, and the device information can be displayed through the information board 22 to improve convenience.

[0032] The driving motor 12 is a well-known device purchased directly from the market by technicians in this field. We only use it here without making any structural or functional improvements to it, so we will not go into details here.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vibrating screening device for blasting beads, characterized in that: The invention comprises a base (1), a connecting frame (2), a connecting spring (3), a sleeve frame (4), an outer connecting ring (5), a ball (6), an inner eccentric wheel (7), a rotating shaft (8), a connecting plate (9), a screening basin (10) and a screen (11), wherein the outer side of the top end of the base (1) is connected to the bottom end of the connecting frame (2), the inner side of the connecting frame (2) is vertically connected to a plurality of pairs of connecting springs (3), the inner sides of two pairs of connecting springs (3) are horizontally connected to the left and right sides of the sleeve frame (4), and the inner bottom side of the screening basin (10) is connected to the screen (11). ), the screening basin (10) is detachably mounted on the inner side of the sleeve frame (4), the front middle part of each sleeve frame (4) is respectively connected to the rear end of a group of outer connecting rings (5), the inner side of the outer connecting ring (5) is rotatably connected to the outer side of the inner eccentric wheel (7) via a plurality of groups of balls (6), the left end of each group of inner eccentric wheels (7) is respectively connected to a group of rotating shafts (8), the left front side of the top end of the base (1) is connected to the bottom end of the connecting plate (9), the left end of the connecting plate (9) is connected to a driving mechanism, and the output end of the driving mechanism is connected to the left sides of all the rotating shafts (8).

2. A vibrating screening device for popping beads according to claim 1, characterized in that: The driving mechanism comprises a driving motor (12), a transmission box (13), a vertical shaft (14), a driving bevel gear (15) and a driven bevel gear (16); the left side of the connecting plate (9) is connected to the right side of the transmission box (13); the top of the transmission box (13) is connected to the bottom of the driving motor (12); the vertical shaft (14), the driving bevel gear (15) and the driven bevel gear (16) are all arranged inside the transmission box (13); the output end of the driving motor (12) is connected to the top of the vertical shaft (14); a plurality of groups of driving bevel gears (15) are vertically connected to the outer side of the vertical shaft (14); the outer side of each group of driving bevel gears (15) is movably meshed with the outer side of a group of driven bevel gears (16); and the middle part of the right end of each group of driven bevel gears (16) is respectively connected to the left end of a group of rotating shafts (8).

3. A vibrating screening device for popping beads according to claim 2, characterized in that: It also comprises a protective cover (17), and the outer side of the transmission box (13) and the protective cover (17) are detachably mounted.

4. The device for vibrating and screening beads according to claim 1, characterized in that: It also includes a tightening screw sleeve (18), a tightening screw rod (19) and a tightening hand (20). The middle and upper sides of the front and rear ends of each set of the sleeve frame (4) are respectively connected to the inner ends of a set of tightening screw sleeves (18). The inner wall of the tightening screw sleeve (18) is screwedly connected to the outer wall of the tightening screw rod (19). The outer side of each set of tightening screw rods (19) is respectively connected to the inner middle part of a set of tightening hand (20).

5. The device for vibrating and screening blasting beads according to claim 1, characterized in that: It also comprises a handle (21), and the middle parts of the front and rear sides of the top of each group of screening basins (10) are respectively connected to the bottom ends of a group of handles (21).

6. The device for vibrating and screening blasting beads according to claim 1, characterized in that: It also includes an information plate (22), and the upper side of the right end of the connecting frame (2) is connected to the inner side of the information plate (22).

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