Part classification device based on computer vision

Abstract

The utility model discloses a part classification device based on computer vision, which comprises a mounting base, a primary screening component is fixedly mounted on the top surface of the mounting base through the top surfaces of a group of supporting columns, a mounting plate is arranged on the top surface of the mounting base, a rotating component is movably mounted on the mounting plate, and two rotating rollers are symmetrically connected to the front end of the rotating component. A supporting plate is integrally formed at the front end of the top face of the mounting base, a sliding rail is arranged at the top of the supporting plate, a distance adjusting assembly is slidably connected into the sliding rail, and a classification box and a storage box are mounted on the top face of the mounting base. Tiny part materials are preliminarily screened through the preliminary screening assembly, the included angle gap between the two rotating rollers is changed through the distance adjusting assembly, the part materials with different diameters can be classified, and it is guaranteed that when the included angle gap between the rotating rollers is changed through the universal joint assembly, the part materials with different diameters can be classified. The device is compact in structure, high in practicability, stable and reliable in working state and convenient to mount, dismount and maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of classification device, specifically a part classification device based on computer vision. BACKGROUND

[0002] With the rapid development of industrial automation and intelligent manufacturing technology, the demand for automatic classification of parts is increasing, such as the classification of parts in recycling stations. Traditional part classification methods usually rely on manual operation or simple classification equipment based on mechanical sensors. These methods are easily disturbed by various factors in complex environments, such as the diversity of part shape, color, or surface features, resulting in low classification efficiency and insufficient accuracy. In addition, manual operation also faces problems such as high work intensity, high fatigue error, and unstable efficiency, which have made it difficult to meet the high efficiency and high precision requirements of modern industry. With the rapid development of industrial automation, the demand for automatic classification of parts on production lines is increasing. SUMMARY

[0003] The purpose of the utility model is to provide a part classification device based on computer vision to solve the problems raised in the background technology.

[0004] To achieve the above purpose, the utility model provides the following technical scheme:

[0005] A part classification device based on computer vision, comprising a mounting base, a set of support columns symmetrically arranged on the top surface of the mounting base, an initial screening assembly fixedly installed on the top surface of the set of support columns through bolts, an installation plate arranged on the top surface of the mounting base in front of the set of support columns, a rotating assembly movably installed on the installation plate, two rotating rollers symmetrically connected to the front end of the rotating assembly, a support plate integrally formed on the top surface of the mounting base at the front end, a slide rail arranged on the top of the support plate, two sets of interval adjustment assemblies symmetrically and slidably connected in the slide rail, the two sets of interval adjustment assemblies respectively coaxially and rotatably connected to the end shafts of the two rotating rollers, a classification box installed on the top surface of the mounting base directly below the two rotating rollers, and a storage box installed on the top surface of the mounting base directly below the initial screening assembly.

[0006] Further, the initial screening assembly comprises an initial screening box, a feed inlet is formed on the top surface of the outer wall of the initial screening box, a bottom initial screening opening is formed directly below the initial screening box, and a discharge outlet is formed on the side wall of the initial screening box.

[0007] Further, a rotating rod is rotatably connected in the initial screening box, a plurality of force rods are circumferentially and equidistantly arranged on the outer wall of the rotating rod, one end of each force rod is fixedly connected to a push claw, the end of the push claw abuts against the inner wall of the initial screening box, and a driven gear is coaxially and fixedly connected to the rotating rod after passing through the side wall of the initial screening box.

[0008] Further, the side wall of the preliminary screening box is coaxially connected with a driving gear on the side of the driven gear, the driving gear is in meshing transmission connection with the driven gear, and the rotation shaft of the driving gear is coaxially connected with a motor one.

[0009] Further, the rotation assembly comprises two transmission gears, the two transmission gears are in common meshing transmission with a pinion, the rotation shaft of the pinion is coaxially fixedly connected with a motor two, and the rotation shafts of the two transmission gears are coaxially fixedly installed with universal joint assemblies through the installation plate.

[0010] Further, the distance adjusting assembly comprises an I-shaped sliding block, the I-shaped sliding block is slidingly connected in the sliding rail, the rear end surface of the I-shaped sliding block is fixedly installed with a telescopic rod, the telescopic end portion of the telescopic rod is hingedly connected with a swing rod, and the end portion of the swing rod is coaxially rotationally connected with the front end rotation shaft of the rotation roller.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、In the utility model, through the preliminary screening assembly, small part materials are preliminarily screened, and part material types are finely divided, the distance adjusting assembly changes the included angle gap between the two rotation rollers, different diameter part materials can be classified, the universal joint assembly ensures that the transmission effect of the transmission gear on the rotation roller is not affected when the rotation roller changes the included angle gap, the stability of the device work is improved, the device is compact in structure, high in practicability, stable and reliable in working state, and convenient to install, disassemble and maintain. ACCURACY OF DRAWINGS

[0013] Figure 1 It is the overall structure schematic view of the utility model;

[0014] Figure 2 It is the mounting base structure part drawing of the utility model;

[0015] Figure 3 It is the overall structure explosion drawing of the utility model;

[0016] Figure 4 It is the overall structure sectional view of the utility model;

[0017] Figure 5 It is the overall structure plan view of the utility model;

[0018] Figure 6 It is the preliminary screening assembly structure explosion drawing of the utility model;

[0019] Figure 7 It is the rotation assembly structure explosion drawing of the utility model;

[0020] Figure 8 It is the distance adjusting assembly structure explosion drawing of the utility model.

[0021] In the figure: 1, mounting base; 11, support column; 12, mounting plate; 13, support plate; 14, sliding rail; 15, connecting arm; 2, preliminary screening assembly; 21, preliminary screening box; 211, feeding port; 212, bottom preliminary screening port; 213, discharging port; 214, mounting arm; 22, rotating rod; 221, force receiving rod; 23, pushing claw; 24, driven gear; 25, driving gear; 26, motor one; 27, material guiding baffle; 3, rotating assembly; 31, transmission gear; 32, pinion; 33, motor two; 34, universal joint assembly; 341, U-shaped axle fork one; 342, spherical cross; 343, U-shaped axle fork two; 4, rotating roller; 41, auger blade; 5, spacing adjustment assembly; 51, I-shaped sliding block; 511, internally threaded block; 52, telescopic rod; 53, swing rod; 54, bearing; 6, bidirectional screw; 61, hand wheel; 7, classification box; 71, partition plate; 8, storage box. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Embodiment 1: please refer to Figures 1-5 A part classification device based on computer vision, including mounting base 1, the top surface of mounting base 1 is symmetrically provided with a group of support columns 11, a group of support columns 11 is fixedly installed with preliminary screening assembly 2 on the top surface through bolts, the top surface of mounting base 1 is provided with mounting plate 12 in front of support column 11, and rotating assembly 3 is movably installed on mounting plate 12, and the front end of rotating assembly 3 is symmetrically connected with two rotating rollers 4, specifically, the outer wall of two rotating rollers 4 is integrally formed with auger blade 41, and auger blade 41 is used to forwardly convey parts when rotating roller 4 rotates, support plate 13 is integrally formed on the top surface of mounting base 1 in front end, the top of support plate 13 is provided with sliding rail 14, and two groups of spacing adjustment assemblies 5 are symmetrically and slidably connected in sliding rail 14, and the two groups of spacing adjustment assemblies 5 are respectively coaxially and rotationally connected with the end shaft of two rotating rollers 4, and classification box 7 is installed on the top surface of mounting base 1 below two rotating rollers 4, specifically, the inside of classification box 7 is divided into several classification grooves by several partition plates 71, the cross section of partition plate 71 is triangular, the collision probability of parts on partition plate 71 can be reduced, and storage box 8 is installed on the top surface of mounting base 1 below preliminary screening assembly 2.

[0024] Embodiment 2: please refer to Figures 2-8The difference between the part classification device based on computer vision and embodiment 1 is that the preliminary screening assembly 2 comprises a preliminary screening box 21, the outer wall top surface of the preliminary screening box 21 is provided with an inlet 211, the bottom of the preliminary screening box 21 is provided with a bottom preliminary screening opening 212, specifically, the inner wall of the preliminary screening box 21 is a cylindrical space, the bottom preliminary screening opening 212 is located directly above the storage box 8, the small parts after preliminary screening fall into the storage box 8 through the bottom preliminary screening opening 212, the side wall of the preliminary screening box 21 is provided with an outlet 213, specifically, the left and right sides of the outlet 213 are both provided with plug-in holes, the plug-in holes are both plugged with guide baffles 27, the guide baffles 27 are used for gathering the parts discharged from the outlet 213 and falling into the two rotating rollers 4, the preliminary screening box 21 is rotatably connected with a rotating rod 22, the outer wall of the rotating rod 22 is circumferentially provided with a plurality of force rods 221, the end of each group of force rods 221 is fixedly connected with a push claw 23, the end of the push claw 23 abuts against the inner wall of the preliminary screening box 21, the rotating rod 22 penetrates through the side wall of the preliminary screening box 21 and is coaxially fixedly connected with a driven gear 24, specifically, the outer wall of the front end of the rotating rod 22 is integrally formed with a key, the driven gear 24 is provided with a key groove, the key and the key groove are mutually clamped and fixed, the driven gear 24 can drive the rotating rod 22 to synchronously rotate, the side wall of the preliminary screening box 21 is coaxially connected with a driving gear 25 on the side of the driven gear 24, the driving gear 25 is in meshing transmission connection with the driven gear 24, the rotating shaft of the driving gear 25 is coaxially connected with a motor one 26, specifically, the preliminary screening box 21 is provided with a mounting arm 214 on the side of the driven gear 24, the driving gear 25 is rotatably connected to the end of the mounting arm 214, and the motor one 26 is fixedly connected to the front end surface of the mounting arm 214 through bolts.

[0025] The rotating assembly 3 comprises two transmission gears 31, the two transmission gears 31 are in common meshing transmission with a pinion 32, the rotating shaft of the pinion 32 is coaxially fixedly connected with a motor two 33, specifically, the two transmission gears 31 and the pinion 32 are both rotatably installed on the mounting plate 12, the motor two 33 drives the pinion 32 to rotate, the pinion 32 drives the two transmission gears 31 to rotate in the same direction, the rotating shafts of the two transmission gears 31 are both coaxially fixedly installed with universal joint assemblies 34 after penetrating through the mounting plate 12, specifically, the universal joint assembly 34 comprises a U-shaped shaft fork one 341, a spherical cross 342 and a U-shaped shaft fork two 343, the U-shaped shaft fork one 341 and the U-shaped shaft fork two 343 are cross-rotatably connected to the spherical cross 342, the two U-shaped shaft fork ones 341 are both coaxially fixedly connected with the rotating shafts of the two transmission gears 31, the two U-shaped shaft fork twos 343 are both coaxially fixedly connected with the rear rotating shafts of the two rotating rollers 4, the transmission gear 31 drives the rotating roller 4 to synchronously rotate through the universal joint assembly 34, when the interval adjusting assembly 5 drives the front end of the rotating roller 4 to move to change the included angle between the rotating roller 4 and the transmission gear 31, the universal joint assembly 34 can ensure that the transmission effect is not affected.

[0026] The spacing adjustment assembly 5 comprises an I-shaped sliding block 51 which is slidingly connected in the slide rail 14. Specifically, an inner threaded block 511 is integrally formed on the front end face of the I-shaped sliding block 51. The slide rail 14 is symmetrically provided with a connecting arm 15 at the left and right ends. A pair of connecting arms 15 is rotatably provided with a bidirectional screw rod 6 which facilitates the movement of the two I-shaped sliding blocks 51. The end portion of the bidirectional screw rod 6 is coaxially and fixedly connected with a hand wheel 61 after penetrating through the connecting arm 15. The inner threaded blocks 511 on the two I-shaped sliding blocks 51 are respectively threadedly connected with the two ends of the bidirectional screw rod 6. The I-shaped sliding block 51 is fixedly provided with an extension rod 52 on the rear end face. The extension rod 52 is hingedly provided with an oscillating rod 53 at the extension end portion. The oscillating rod 53 is coaxially and rotatably connected with the front end rotating shaft of the rotating roller 4. Specifically, a bearing 54 is installed in the end portion of the oscillating rod 53. The end portion of the oscillating rod 53 is provided with a limiting claw for preventing the bearing 54 from falling off. The front end rotating shaft of the rotating roller 4 is coaxially and fixedly arranged in the inner ring wall of the bearing 54. The bearing 54 can reduce the friction between the front end rotating shaft of the rotating roller 4 and the end portion of the oscillating rod 53.

[0027] Working principle: first estimate the type and size of the parts, according to the outer diameter of the parts change spacing adjustment assembly 5 in the slide rail 14, by shaking the hand wheel 61 driven bidirectional screw rod 6 rotation, bidirectional screw rod 6 drive two groups of spacing adjustment assembly 5 move towards or away from each other, two sets of spacing adjustment assembly 5 on the extension rod 52 are driven by the oscillating rod 53 rotating roller 4 front end to change the angle gap between the two rotating roller 4, in the process of extension rod 52 extension or shortening to ensure that the end of the oscillating rod 53 and rotating roller 4 rotating shaft rotation connection;

[0028] The parts to be classified are poured into the primary screening box 21 through the feed port 211. The motor one 26 is started to drive the driving gear 25 to rotate. The driving gear 25 can drive the rotating rod 22 to rotate synchronously through the meshing transmission with the driven gear 24. The end of the push claw 23 on the rotating rod 22 abuts against the inner wall of the primary screening box 21. The push claw 23 rotates to push the parts in the primary screening box 21 to move towards the discharge port 213. In this process, some too small parts fall into the storage box 8 through the bottom primary screening port 212, completing the preliminary screening. The remaining parts are discharged through the discharge port 213 and fall into the space between the two rotating rollers 4 through the guiding baffle 27.

[0029] The starting motor 33 drives the pinion 32 to rotate, the pinion 32 drives the two transmission gears 31 to rotate in the same direction, the two transmission gears 31 drive the two rotating rollers 4 to rotate synchronously through the two universal joint assemblies 34, when the spacing adjusting assembly 5 drives the front end of the rotating roller 4 to move to change the included angle between the rotating roller 4 and the transmission gear 31, the universal joint assembly 34 can ensure that the transmission effect is not affected, when the rotating roller 4 rotates, the auger blades 41 integrally formed on the outer wall of the rotating roller 4 convey the part materials forward, the included angle between the two rotating rollers 4 becomes larger and larger in the process of moving forward, the part materials of different diameters fall into the several classified slots in the classified box 7 through the gap between the two rotating rollers 4, and the classification of the part materials is completed; thus, the device completes the work.

[0030] The above merely describes a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A computer vision based part classification apparatus comprising a mounting base (1), characterised in that: The mounting base (1) top surface rear end is symmetrically provided with a group of support columns (11), a group of the support columns (11) top surface is fixedly provided with a primary screening assembly (2) through bolts, the mounting base (1) top surface is provided with a mounting plate (12) in front of the support column (11), the mounting plate (12) is movably provided with a rotating assembly (3), the rotating assembly (3) front end is symmetrically connected with two rotating rollers (4), the mounting base (1) top surface front end is integrally provided with a support plate (13), the support plate (13) top is provided with a slide rail (14), the slide rail (14) is symmetrically slidably connected with two groups of interval adjusting assemblies (5), two groups of the interval adjusting assemblies (5) are respectively coaxially rotatably connected with the rotating rollers (4) end shafts, the mounting base (1) top surface is provided with a classification box (7) directly below the two rotating rollers (4), the mounting base (1) top surface is provided with a storage box (8) directly below the primary screening assembly (2).

2. A computer vision based part classification apparatus as claimed in claim 1, wherein: The primary screening assembly (2) comprises a primary screening box (21), the primary screening box (21) outer wall top surface is provided with a feeding port (211), the primary screening box (21) is provided with a bottom primary screening port (212) directly below, and the primary screening box (21) side wall is provided with a discharging port (213).

3. A computer vision based part classification apparatus as claimed in claim 2, wherein: A rotating rod (22) is rotatably connected in the primary screening box (21), a plurality of stress rods (221) are circumferentially and equidistantly provided on the outer wall of the rotating rod (22), one end of each group of stress rods (221) is fixedly connected with a push claw (23), the push claw (23) end abuts against the inner wall of the primary screening box (21), and the rotating rod (22) passes through the side wall of the primary screening box (21) and is coaxially fixedly connected with a driven gear (24).

4. A computer vision based part classification apparatus as claimed in claim 3, wherein: The primary screening box (21) side wall is coaxially connected with a driving gear (25) on one side of the driven gear (24), the driving gear (25) is in meshing transmission connection with the driven gear (24), and the rotating shaft of the driving gear (25) is coaxially connected with a motor one (26).

5. The computer vision based part classification apparatus of claim 1, wherein: The rotating assembly (3) comprises two transmission gears (31), and the two transmission gears (31) are in common meshing transmission with a pinion (32). The rotating shaft of the pinion (32) is coaxially fixedly connected with a motor two (33), and the rotating shafts of the two transmission gears (31) pass through the mounting plate (12) and are coaxially fixedly provided with a universal joint assembly (34).

6. The computer vision based part classification apparatus of claim 1, wherein: The interval adjusting assembly (5) comprises an I-shaped sliding block (51), the I-shaped sliding block (51) is slidably connected in the slide rail (14), the I-shaped sliding block (51) rear end face is fixedly provided with a telescopic rod (52), the telescopic end of the telescopic rod (52) is hingedly provided with an oscillating rod (53), and the oscillating rod (53) end is coaxially rotatably connected with the rotating roller (4) front end rotating shaft.

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