CN219475327U - Coarse aggregate needle sheet-shaped detection device - Google Patents

Abstract

The utility model belongs to the technical field of building material detection equipment, and particularly relates to a coarse aggregate needle sheet detection device, which comprises a frame, a feed hopper, a direct-vibration feeding mechanism, a conveying mechanism and an image acquisition mechanism, wherein the feed hopper is fixed on the frame and comprises a hopper A and a hopper B, and a discharge mechanism is arranged on the hopper A; the discharging mechanism comprises a shell, wherein the shell is symmetrically fixed on a hopper A, the inside of the shell is communicated with the hopper A, a gear column is arranged in the shell, gears of the gear column are made of rubber materials, sliding grooves are formed in two sides of the shell, connecting shafts are fixed at two ends of the gear column and located in the sliding grooves, the outer end portions of the connecting shafts are connected with micro motors, limiting frames matched with the shapes of the micro motors are arranged outside the shell, elastic pieces are arranged in the shell and located on one side, away from the shell, of the gear column, and the problem that the whole direct vibration feeding mechanism is rapidly filled with broken stone when broken stone discharging is carried out by the existing detecting equipment is solved.

Description

Coarse aggregate needle sheet-shaped detection device

Technical Field

The utility model belongs to the technical field of building material detection equipment, and particularly relates to a coarse aggregate needle sheet detection device.

Background

The coarse aggregate comprises pebbles formed by natural air-laid and manually rolled gravels, and the needle-shaped and particle-size gradients of the gravels are important indexes for influencing the strength and stability of the concrete, so that the needle-shaped and particle-size gradients of the aggregate are required to be strictly detected for meeting the concrete production specifications. At present, a common detection mode is that aggregate broken stone is arranged on a conveying mechanism, a digital image acquisition mechanism is adopted to acquire digital images of the broken stone, then an image processing device receives the digital images of the broken stone acquired by an acquisition device, and needle-shaped or particle grading processing analysis is carried out on the digital images. However, the existing detection equipment is used for directly pouring broken stones into a feed hopper when the broken stones are discharged, the broken stones are rapidly discharged onto the direct-vibration feeding mechanism under the action of gravity, the broken stones can be rapidly piled up on the whole direct-vibration feeding mechanism, even if the broken stones discharged to the feeding mechanism are stacked under the action of vibration of the direct-vibration feeding mechanism, the collection of images is affected, and then the inaccurate analysis result occurs.

Disclosure of Invention

Therefore, the utility model aims to provide a coarse aggregate needle sheet-shaped detection device, which solves the problem that crushed stones can be quickly piled up in the whole direct-vibration feeding mechanism when crushed stone discharging is carried out by the existing detection equipment.

The utility model solves the technical problems by the following technical means:

the utility model provides a coarse aggregate needle slice detection device, includes frame, feeder hopper, direct shock feeding mechanism, conveying mechanism and image acquisition mechanism, and the feeder hopper is fixed in on the frame, and the feeder hopper includes hopper A and hopper B, and hopper A and hopper B are all installed on the frame, and hopper A is located the top of hopper B, is equipped with the bin outlet mechanism on the hopper A;

the discharging mechanism comprises a shell, wherein the shell is symmetrically fixed on a hopper A, the inside of the shell is communicated with the hopper A, a gear column is arranged in the shell, gears of the gear column are made of rubber materials, sliding grooves are formed in two sides of the shell, connecting shafts are fixed at two ends of the gear column and located in the sliding grooves, the outer end portions of the connecting shafts are connected with micro motors, limiting frames matched with the shapes of the micro motors are arranged outside the shell, elastic pieces are arranged in the shell, and the elastic pieces are located on one side, away from the shell, of the gear column.

Based on the technical scheme, the utility model also improves the following steps:

further, the diameter length of the gear column is equal to the inner height of the shell, and the diameter length of the gear column is equal to the horizontal width of the outlet of the hopper A. The broken stone is prevented from being embedded into the shell, and the gear column is prevented from being separated from the shell.

Further, the side wall of the chute is fully embedded with balls. The friction resistance received by the connecting shaft is reduced.

Further, guide plates are arranged in the hopper B, the number of the guide plates is multiple, and two adjacent guide plates are arranged in a vertically staggered mode. Slowing down the flow speed of the broken stone and prolonging the flow track of the broken stone.

Further, the bottom of the hopper B is obliquely arranged toward the conveying mechanism. Prevent broken stone from directly bouncing to the conveying mechanism.

The utility model has the beneficial effects that: through micro motor's drive, thereby the gear post can roll along the edge of rubble, thereby the below of hopper A is arranged in proper order with the rubble of top to the rubber gear, and the gear post can compress the elastic piece when meetting great granule time rubble, avoids the gear post to crush the rubble, can discharge the rubble of top in proper order under the cooperation of gear post and elastic piece, can control the discharge rate of rubble through adjusting micro motor's rotational speed, and then avoids the rubble to fill up with directly shake feeding mechanism.

Drawings

The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;

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

FIG. 2 is a schematic diagram showing an internal structure of a detecting device according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a structure of a hopper A and a discharge mechanism according to an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of FIG. 3;

FIG. 5 is a cross-sectional view of a hopper B in an embodiment of the utility model;

the device comprises a 1-frame, a 2-feeding hopper, a 21-hopper A, a 22-hopper B, a 23-discharging mechanism, a 231-shell, a 232-gear column, a 233-sliding groove, a 234-micro motor, a 235-limiting frame, a 236-elastic sheet, a 24-guide plate, a 3-direct vibration feeding mechanism, a 4-conveying mechanism and a 5-image acquisition mechanism.

Detailed Description

The utility model will be described in detail below with reference to the attached drawings and specific examples:

as shown in fig. 1 to 5

The utility model provides a coarse aggregate needle slice detection device, which comprises a frame 1, the feeder hopper 2, directly shake feeding mechanism 3, conveying mechanism 4 and image acquisition mechanism 5, the frame 1 outside parcel has the casing, the bottom of frame 1 is equipped with the universal wheel, the casing top is equipped with the stainless steel weighing platform that is used for weighing, feeder hopper 2 is fixed in on frame 1, directly shake feeding mechanism 3 and lie in the feeder hopper 2 under, conveying mechanism 4 is fixed in on frame 1, the exit end of directly shake feeding mechanism 3 lies in conveying mechanism 4 top, image acquisition mechanism 5 is fixed in on frame 1, image acquisition mechanism 5 lies in conveying mechanism 4 directly over, the rubble can directly pour into feeder hopper 2 after weighing platform bearing, the rubble is arranged on directly shake feeding mechanism 3 from feeder hopper 2, shake the back rubble to conveying mechanism 4 after shaking off through directly shake feeding mechanism 3, then carry out the appearance collection of aggregate, and carry out the image analysis,

the feed hopper 2 comprises a hopper A21 and a hopper B22, the hopper A21 and the hopper B22 are both arranged on the frame 1, the hopper A21 is positioned above the hopper B22, the hopper A21 is provided with a discharge mechanism 23, the discharge mechanism 23 comprises a shell 231, the shell 231 is symmetrically fixed on the hopper A21, the inside of the shell 231 is communicated with the hopper A21, a gear column 232 is arranged in the shell 231, gears of the gear column 232 are made of rubber materials, coarse aggregate is prevented from being crushed by the gear column 232, sliding grooves 233 are arranged on two sides of the shell 231, connecting shafts are fixed at two ends of the gear column 232 and slide in the sliding grooves 233, the outer end parts of the connecting shafts are connected with a micro motor 234, the micro motor 234 is connected with a power supply through a circuit, the gear columns 232 on two sides of the hopper A21 can rotate oppositely under the control of the micro motor 234, crushed stone positioned above can be discharged in sequence under the cooperation of the two gear columns 232, so that the flowing speed of the crushed stone is slowed down, the crushed stone is prevented from being filled with the direct-vibration feeding mechanism 3,

the outside of casing 231 is equipped with micro motor 234 appearance assorted spacing frame 235, spacing frame 235 and casing 231 fixed connection, micro motor 234 is located spacing frame 235 internal slip, be equipped with the elastic sheet 236 in the casing 231, the elastic sheet 236 is located the one side that gear post 232 kept away from casing 231, the elastic sheet 236 can push the gear post 232 to hopper A21, gear post 232 can support the rubble top under the promotion of elastic sheet 236, through micro motor 234's drive, gear post 232 can roll along the edge of rubble, thereby rubber gear arranges the rubble below the hopper of top, gear post 232 can compress elastic sheet 236 when meetting great granule rubble, further avoid gear post 232 to crush the rubble, can discharge the rubble of top in order under the cooperation of gear post 232 and elastic sheet 236, can control the discharge rate of rubble through adjusting the rotational speed of micro motor 234, and then avoid rubble to fill up direct shake feeding mechanism 3.

Specifically, the diameter length of the gear column 232 is equal to the height of the inside of the housing 231, the outer edge of the gear column 232 can be propped against the housing 231 when the gear column 232 slides in the housing 231, broken stone is prevented from being embedded into the housing 231, the diameter length of the gear column 232 is equal to the horizontal width of the outlet of the hopper A21, and the upper edge and the lower edge of the gear column 232 can be contacted with the housing 231 when the two gear columns 232 are propped against each other, so that the gear column 232 is prevented from being separated from the housing 231.

Specifically, the side wall of the sliding chute 233 is fully embedded with balls, so that the connecting shaft is less in resistance when sliding in the sliding chute 233, and sliding is smoother.

Specifically, the guide plates 24 are arranged in the hopper B22, the guide plates 24 incline downwards from top to bottom, the number of the guide plates 24 is a plurality of, two adjacent guide plates 24 are arranged in a vertically staggered mode, broken stone can move along the guide plates 24 after entering the hopper B22, and then can be discharged onto the direct-vibration feeding mechanism 3, and the flowing speed of the broken stone is further slowed down under the action of the guide plates 24.

Specifically, the bottom of the hopper B22 is obliquely arranged towards the conveying mechanism 4, and the movement direction of broken stone falling from the hopper B22 is one side far away from the conveying mechanism 4, so that broken stone is prevented from jumping out, and broken stone is prevented from falling to the conveying mechanism 4 after the broken stone falls to the straight vibration feeding mechanism 3.

The application method of the utility model is as follows: firstly, the discharging mechanism 23 is started, the micro motor 234 drives the gear columns 232 to rotate, the rotation directions of the two gear columns 232 are opposite and simultaneously rotate downwards, namely, the left gear column 232 rotates clockwise, the right gear column 232 rotates anticlockwise, coarse aggregate crushed stones to be detected are placed into the hopper A21, the crushed stones in the hopper A21 are evenly discharged downwards under the driving of the two gear columns 232, then fall into the hopper B22 and fall onto the direct vibration feeding mechanism 3, the direct vibration feeding mechanism 3 further shakes the crushed stones and disperses the crushed stones before discharging the crushed stones to the conveying mechanism 4, and finally the image acquisition mechanism 5 acquires and analyzes images of the crushed stones on the conveying mechanism 4.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model. The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.

Claims (5)

1. The utility model provides a coarse aggregate needle slice detection device, includes frame (1), feeder hopper (2), directly shakes feeding mechanism (3), conveying mechanism (4) and image acquisition mechanism (5), feeder hopper (2) are fixed in on frame (1), its characterized in that: the feeding hopper (2) comprises a hopper A (21) and a hopper B (22), wherein the hopper A (21) and the hopper B (22) are both arranged on the frame (1), the hopper A (21) is positioned above the hopper B (22), and a discharging mechanism (23) is arranged on the hopper A (21);

the discharging mechanism (23) comprises a shell (231), the shell (231) is symmetrically fixed on the hopper A (21), the inside of the shell (231) is communicated with the hopper A (21), a gear column (232) is arranged in the shell (231), gears of the gear column (232) are made of rubber materials, sliding grooves (233) are formed in two sides of the shell (231), connecting shafts are fixed at two ends of the gear column (232) and located in the sliding grooves (233) to slide, miniature motors (234) are connected to the outer ends of the connecting shafts, limiting frames (235) matched with the shapes of the miniature motors (234) are arranged outside the shell (231), elastic pieces (236) are arranged in the shell (231), and the elastic pieces (236) are located on one sides, far away from the shell (231), of the gear column (232).

2. The coarse aggregate needle-like detection device according to claim 1, wherein: the diameter length of the gear column (232) is equal to the inner height of the shell (231), and the diameter length of the gear column (232) is equal to the horizontal width at the outlet of the hopper A (21).

3. The coarse aggregate needle-like detection device according to claim 2, wherein: the side wall of the sliding groove (233) is embedded with balls.

4. A coarse aggregate needle-like detection device according to claim 3, wherein: the hopper B (22) is internally provided with guide plates (24), the number of the guide plates (24) is multiple, and two adjacent guide plates (24) are arranged in an up-down staggered mode.

5. The coarse aggregate needle-like detection device according to claim 4, wherein: the bottom of the hopper B (22) is obliquely arranged towards the conveying mechanism (4).