Material spreading device suitable for belt conveyor

Abstract

A material spreading device suitable for a belt conveyor comprises a weighing part, a material receiving square barrel and a material spreading part. The square material receiving barrel is arranged at the head of the belt conveyor through the weighing part; the spreading part is arranged on the square receiving cylinder; the square material receiving barrel is positioned right above the head part of the belt conveyor; the weighing part comprises a cross rod, a vertical rod, a guide cylinder and a weight sensor; the transverse rod is arranged on the outer wall of the square material receiving barrel, and a vertical rod is arranged at the end, away from the square material receiving barrel, of the transverse rod. The guide cylinder is arranged on one side of the belt conveyor; a hole is formed in the center of the guide cylinder in the vertical direction, and the weight sensor is arranged at the bottom end of the inner hole of the guide cylinder; the vertical rod is inserted into a hole of the guide cylinder, and the bottom end of the vertical rod is pressed on the weight sensor; the signal output end of the weight sensor is connected with the signal input end of the CPU. Materials entering the belt conveyor are laid, and the transport capacity of the belt conveyor is fully utilized.

Description

Technical Field

[0001] The utility model relates to a material spreading device, in particular to a device which can evenly spread materials from a silo on a belt of a belt conveyor, and belongs to the technical field of belt conveyor material spreading equipment. Background Art

[0002] The materials in the silo are generally transported to the belt through a chute or a distributor. In this process, whether it is a chute or a distributor, the materials laid on the belt are not evenly laid. When the instantaneous amount of transportation is too large, it will cause the belt to slip, drop materials, etc.; when the materials transported on the belt are unevenly distributed, it will accelerate the loss of the belt and affect its service life, and the conveying capacity of the belt conveyor cannot be fully utilized. Therefore, a material laying device for a belt conveyor is needed, which is required to be able to lay the materials on the belt of the belt conveyor evenly and efficiently, thereby ensuring that the conveying capacity of the belt conveyor is fully utilized. Utility Model Content

[0003] The utility model aims to overcome the deficiencies of the prior art and provide a material spreading device suitable for a belt conveyor, which can evenly spread materials on the belt of the belt conveyor, thereby ensuring that the transport capacity of the belt conveyor is fully utilized and reducing belt loss.

[0004] The problem described in the utility model is solved by the following technical solutions:

[0005] A material spreading device suitable for a belt conveyor, comprising a weighing part, a material receiving square cylinder and a material spreading part; the material receiving square cylinder is arranged at the head of the belt conveyor through the weighing part; the material spreading part is arranged on the material receiving square cylinder; the material receiving square cylinder is located directly above the head of the belt conveyor; the weighing part comprises a cross bar, a vertical rod, a guide cylinder and a weight sensor; the cross bar is arranged on the outer wall of the material receiving square cylinder, and a vertical rod is arranged at one end of the cross bar away from the material receiving square cylinder; the guide cylinder is arranged on one side of the belt conveyor; a hole is arranged at the center of the guide cylinder in the vertical direction, and a weight sensor is arranged at the bottom end of the inner hole of the guide cylinder; the vertical rod is inserted into the hole of the guide cylinder, and the bottom end of the vertical rod touches and presses on the weight sensor; the signal output end of the weight sensor is connected to the signal input end of the CPU.

[0006] The above-mentioned material spreading device is suitable for a belt conveyor, and the material spreading part includes a turning mechanism, a driving mechanism and a side plate; the number of the side plates is two, and they are arranged on both sides of the bottom end surface of the material receiving square cylinder along the width direction of the belt conveyor; the turning mechanism is arranged between the two side plates; the driving mechanism is arranged on the outer walls of the material receiving square cylinder and the side plates.

[0007] The above-mentioned material laying device is suitable for a belt conveyor, and the flipping mechanism includes two flipping parts, and the two flipping parts are symmetrically arranged on both sides of the side plate; the flipping parts include a rotating shaft, an angle sensor, a flap, a vibrator and a gear; the rotating shaft is axially connected between the two side plates; both ends of the rotating shaft pass through the two side plates; one end of the rotating shaft is provided with a gear, and the other end is provided with an angle sensor; the flap is provided on the rotating shaft, and a vibrator is provided on the outer wall of the flap; the length of the flap is the same as the spacing between the two side plates; the signal output end of the angle sensor is connected to the signal input end of the CPU.

[0008] The above-mentioned material laying device is suitable for a belt conveyor, and the driving mechanism includes a hydraulic cylinder and a slide plate; the hydraulic cylinder is arranged on the side wall of the material receiving square cylinder, and the axis center line of its piston rod is a vertical direction line; a vertical slide rail is arranged on the joint surface of the material receiving square cylinder and the side plate, and the slide plate is slidably arranged on the slide rail of the joint surface of the material receiving square cylinder and the side plate; the end of the hydraulic cylinder piston rod is connected to the end of the slide plate; teeth are arranged on both sides of the slide plate, and the teeth on both sides of the slide plate are respectively meshed and transmission-connected with the gears on both sides; the signal input end of the hydraulic cylinder is connected to the signal output end of the CPU.

[0009] The utility model monitors the weight of the material in the receiving square barrel in real time through the weighing part, and then determines the thickness of the material according to the weight of the discharged material; the material spreading uniformity of the belt conveyor is achieved through the spreading part. When the material discharge amount of the hopper is large, the material is spread evenly and thickly, and when the material discharge amount is small, the material is spread evenly and thinly. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0011] The list of numbers in the figure is: 1. Square tube for receiving materials, 2. Vertical rod, 3. Guide tube, 4. Side plate, 5. Flap, 6. Vibrator, 7. Gear, 8. Hydraulic cylinder, 9. Slide plate. DETAILED DESCRIPTION

[0012] See also Figure 1 The utility model includes a weighing part, a material receiving square cylinder 1 and a material spreading part; the material receiving square cylinder 1 is arranged on the head of the belt conveyor through the weighing part; the material spreading part is arranged on the material receiving square cylinder 1; the material receiving square cylinder 1 is located directly above the head of the belt conveyor; the weighing part weighs the material carried in the material receiving square cylinder 1, and then determines the opening and closing size of the flap for the material spreading part, and finally determines the material spreading thickness.

[0013] The weighing part includes a cross bar, a vertical bar 2, a guide cylinder 3 and a weight sensor; the cross bar is arranged on the outer wall of the material receiving square cylinder 1, and the vertical bar 2 is arranged at one end of the cross bar away from the material receiving square cylinder 1; the guide cylinder 3 is arranged on one side of the belt conveyor; the center of the guide cylinder 3 is provided with a hole in the vertical direction, and the weight sensor is arranged at the bottom end of the inner hole of the guide cylinder 3; the vertical bar 2 is inserted into the hole of the guide cylinder 3, and the bottom end of the vertical bar 2 touches the weight sensor; the weight sensor monitors the total weight of the material receiving square cylinder 1 and the material carried therein in real time; the signal output end of the weight sensor is connected to the signal input end of the CPU.

[0014] The material-laying part includes a flipping mechanism, a driving mechanism and side panels 4; there are two side panels 4, which are arranged on both sides of the bottom end surface of the material-receiving square cylinder 1 along the width direction of the belt conveyor; the flipping mechanism is arranged between the two side panels 4; the flipping mechanism determines the thickness of the material-laying; the driving mechanism is used to drive the flipping mechanism to perform opening and closing actions; the driving mechanism is arranged on the outer walls of the material-receiving square cylinder 1 and the side panels 4.

[0015] The flipping mechanism includes two flipping parts, and the two flipping parts are symmetrically arranged on both sides of the side plate 4; the flipping parts include a rotating shaft, an angle sensor, a flap 5, a vibrator 6 and a gear 7; the rotating shaft is axially connected between the two side plates 4; both ends of the rotating shaft pass through the two side plates 4; one end of the rotating shaft is provided with a gear 7, and the other end is provided with an angle sensor; the angle sensor can sense the opening and closing angle of the flap 5 in real time, so as to know the amount of material discharged; the flap 5 is arranged on the rotating shaft, and the vibrator 6 is arranged on the outer wall of the flap 5; the material is discharged from the gap between the two flaps 5 and laid on the belt conveyor; the length of the flap 5 is the same as the spacing between the two side plates 4; the signal output end of the angle sensor is connected to the signal input end of the CPU.

[0016] The driving mechanism includes a hydraulic cylinder 8 and a slide plate 9; the hydraulic cylinder 8 is arranged on the side wall of the material receiving square cylinder 1, and the axial center line of its piston rod is a vertical direction line; a vertical slide rail is arranged on the joint surface of the material receiving square cylinder 1 and the side plate 4, and the slide plate 9 is slidably arranged on the slide rail of the joint surface of the material receiving square cylinder 1 and the side plate 4; the end of the piston rod of the hydraulic cylinder 8 is connected to the end of the slide plate 9; the hydraulic cylinder 8 can drive the slide plate 9 to take off and fall vertically; teeth are arranged on both sides of the slide plate 9, and the teeth on both sides of the slide plate 9 are respectively meshed with the gears 7 on both sides for transmission connection; since the teeth on both sides of the slide plate 9 are respectively meshed with the gears on both sides, when the slide plate 9 slides, the gears on both sides rotate in opposite directions to each other; the signal input end of the hydraulic cylinder 8 is connected to the signal output end of the CPU.

[0017] The model of the CPU module in the utility model is 87C196KC.

[0018] Actual usage process: the silo is unloaded into the receiving square cylinder 1, and the weight sensor senses the weight change in the receiving square cylinder in real time. When the weight is large, the hydraulic cylinder 8 drives the slide plate 9 to move, and the slide plate 9 drives the gear to rotate, thereby driving the two flaps 5 to open and close at a larger angle, thereby increasing the unloading amount; when the weight is small, the slide plate 9 moves in the opposite direction, thereby reducing the opening and closing angle of the two flaps 5 and reducing the unloading amount; the opening and closing angles of the two flaps 5 can be known through the angle sensor; this is a dynamic change process, and the amount of material laid is controlled by the change in weight to prevent the material from overflowing from the receiving square cylinder 1; the material will be evenly laid on the belt of the belt conveyor when passing through the two flaps.

Claims

1. A material spreading device suitable for a belt conveyor, characterized in that: The invention comprises a weighing part, a material receiving square cylinder (1) and a material spreading part; the material receiving square cylinder (1) is arranged at the head of a belt conveyor through the weighing part; the material spreading part is arranged on the material receiving square cylinder (1); the material receiving square cylinder (1) is located directly above the head of the belt conveyor; the weighing part comprises a cross bar, a vertical rod (2), a guide cylinder (3) and a weight sensor; the cross bar is arranged on the outer wall of the material receiving square cylinder (1), and the end of the cross bar away from the material receiving square cylinder (1) is provided with a vertical rod (2); the guide cylinder (3) is arranged on one side of the belt conveyor; a hole is arranged at the center of the guide cylinder (3) in the vertical direction, and the weight sensor is arranged at the bottom end of the inner hole of the guide cylinder (3); the vertical rod (2) is inserted into the hole of the guide cylinder (3), and the bottom end of the vertical rod (2) contacts and presses on the weight sensor; the signal output end of the weight sensor is connected to the signal input end of the CPU.

2. The material spreading device suitable for a belt conveyor according to claim 1, characterized in that: The material laying part comprises a turning mechanism, a driving mechanism and side plates (4); the number of the side plates (4) is two, and they are arranged on both sides of the bottom end surface of the material receiving square cylinder (1) along the width direction of the belt conveyor; the turning mechanism is arranged between the two side plates (4); and the driving mechanism is arranged on the outer walls of the material receiving square cylinder (1) and the side plates (4).

3. The material spreading device suitable for a belt conveyor according to claim 2, characterized in that: The flip mechanism comprises two flip parts, and the two flip parts are symmetrically arranged on both sides of the side plate (4); the flip part comprises a rotating shaft, an angle sensor, a flap (5), a vibrator (6) and a gear (7); the rotating shaft is axially arranged between the two side plates (4); both ends of the rotating shaft pass through the two side plates (4); one end of the rotating shaft is provided with a gear (7), and the other end is provided with an angle sensor; the flap (5) is arranged on the rotating shaft, and the vibrator (6) is arranged on the outer wall of the flap (5); the length of the flap (5) is the same as the spacing between the two side plates (4); and the signal output end of the angle sensor is connected to the signal input end of the CPU.

4. The material spreading device suitable for a belt conveyor according to claim 3 is characterized in that: The driving mechanism comprises a hydraulic cylinder (8) and a slide plate (9); the hydraulic cylinder (8) is arranged on the side wall of the material receiving square cylinder (1), and the axis center line of its piston rod is a vertical direction line; a vertical slide rail is arranged on the joint surface of the material receiving square cylinder (1) and the side plate (4), and the slide plate (9) is slidably arranged on the slide rail on the joint surface of the material receiving square cylinder (1) and the side plate (4); the end of the piston rod of the hydraulic cylinder (8) is connected to the end of the slide plate (9); teeth are arranged on both sides of the slide plate (9), and the teeth on both sides of the slide plate (9) are respectively meshed and transmission-connected with the gears (7) on both sides; the signal input end of the hydraulic cylinder (8) is connected to the signal output end of the CPU.

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