Nail feeding device

Abstract

A nail feeding device sequentially comprises a stock bin, a magnetic lifting mechanism and a weighing mechanism in the material conveying direction, the magnetic lifting mechanism comprises a driving conveying roller, a driven conveying roller, a motor driving the driving conveying roller and a conveying belt arranged between the driving conveying roller and the driven conveying roller in a sleeving mode, and baffles are arranged on the two sides of the conveying belt; a plurality of magnets arranged in the length direction of the conveying belt are arranged on the back face of the conveying belt. The weighing mechanism comprises a weighing hopper arranged at the tail end of the conveying belt, a discharging plate arranged at a discharging opening of the weighing hopper and an air cylinder driving the discharging plate to turn over. The magnet is arranged on the back face of the conveying belt, so that the surface of the conveying belt has magnetism, the conveying belt attracts nail materials on the surface to convey and lift the nail materials through the magnetism, and continuity and reliability are improved when the nail materials are conveyed.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, in particular to a nail feeding device. Background Art

[0002] Every year, a large number of iron nails are produced in my country. These iron nails need to be packed in boxes during the transportation process. For example, a heavy iron nail weighing, arranging and packing system with a Chinese patent publication number of CN209351686U includes a support frame, an electromagnetic arranging machine, a storage hopper, a conveying mechanism and a weighing system. A load-bearing plate is arranged on the top of the support frame, and the weighing system is arranged on the load-bearing plate. A small storage hopper is connected to the weighing system through a storage hopper bracket support. The conveying outlet end of the conveying mechanism is arranged above the small storage hopper. A vibrating plate outlet is arranged above the conveying inlet end of the conveying mechanism, and the vibrating plate outlet is connected to the conveying mechanism. A vibration plate, the storage hopper is buckled on the top of the vibration plate, a carton conveyor belt is arranged below the load-bearing plate, the electromagnetic arrangement machine is arranged on both sides of the carton conveyor belt, a lower hopper is installed above the electromagnetic arrangement machine through a fixed plate, a lowering cylinder is arranged on the fixed plate to drive the lower hopper to move up and down, a discharge hopper is arranged above the lower hopper, and the discharge hopper is arranged at the bottom of the weighing system, a carton opener is arranged on one side of the carton conveyor belt, a carton placement slot is arranged on the other side of the carton conveyor belt, a vibrator is connected below the carton placement slot, and a sealing and tie-tying machine is placed at the other end of the carton placement slot. The above-mentioned conveying mechanism is a lifting conveyor belt. In order to achieve the lifting of iron nails, several baffles need to be arranged on the lifting conveyor belt. Even so, the iron nails are still easy to fall off, and the iron nails cannot form continuous transportation, which affects the subsequent weighing and packing. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide a nail feeding device which utilizes a magnetic lifting mechanism to convey and lift nails, has good nail conveying continuity, and is not prone to nails falling.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: a nail feeding device, which includes a silo, a magnetic lifting mechanism and a weighing mechanism in sequence according to the material conveying direction, the magnetic lifting mechanism includes an active conveying roller, a passive conveying roller, a motor driving the active conveying roller and a conveyor belt sleeved between the active conveying roller and the passive conveying roller, baffles are provided on both sides of the conveyor belt, and a plurality of magnets arranged along the length direction of the conveyor belt are provided on the back of the conveyor belt; the weighing mechanism includes a weighing hopper arranged at the end of the conveyor belt, a discharge plate arranged at the discharge port of the weighing hopper and a cylinder driving the discharge plate to flip. The principle of the utility model is as follows: the nail materials in the silo are conveyed to the input end of the magnetic lifting mechanism through vibration. Since the surface of the conveyor belt is magnetic, the nail materials are adsorbed after falling on the surface of the conveyor belt, and the nail materials are lifted and conveyed along with the conveyor belt. After the nail materials are conveyed to the end of the conveyor belt, they fall into the weighing hopper of the weighing mechanism. When the weighing reaches the preset value, the conveyor belt stops conveying, and the cylinder drives the discharge plate to flip and open the discharge port, and the nail materials in the weighing hopper are discharged and enter the next process.

[0005] As an improvement, the conveyor belt includes an input section, a lifting section and an output section, the lifting section forms an acute angle with the horizontal direction, the output section is horizontally arranged, and the input section and the lifting section have the same inclination angle.

[0006] As an improvement, the magnets are arranged on the back sides of the input section and the lifting section.

[0007] As an improvement, the magnet is fixed on a chain mechanism, which includes a first chain relatively arranged, a passive sprocket group, a driving sprocket group and a motor driving the driving sprocket group. The magnet is arranged between the two first chains, and the end of the magnet is fixed to the chain through a connecting seat. The driving sprocket group drives the active conveying roller through the second chain.

[0008] As an improvement, the input section is provided with a feed hopper connected to the silo.

[0009] As an improvement, a vibration mechanism is provided at the bottom of the silo, and the discharge port of the silo gradually narrows and docks with the input end of the conveyor belt.

[0010] As an improvement, a plurality of arranging baffles are provided at the discharge port of the silo.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The utility model arranges magnets on the back of the conveyor belt, so that the surface of the conveyor belt is magnetic. The conveyor belt uses magnetism to adsorb nail materials on the surface for conveying and lifting, thereby improving the continuity and reliability of the nail materials during conveying. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the nail magnetic arrangement and packaging production line.

[0014] Figure 2 This is a schematic diagram of the nail feeding device.

[0015] Figure 3 Schematic diagram of the magnetic lifting mechanism. DETAILED DESCRIPTION

[0016] The utility model will be further described below in conjunction with the accompanying drawings.

[0017] like Figures 1 to 3As shown, a nail feeding device is used in a nail magnetic arrangement and packaging production line. The nail feeding device includes a silo 1, a magnetic lifting mechanism 2 and a weighing mechanism 3 in order according to the material conveying direction. A vibration mechanism 11 is provided at the bottom of the silo 1, and the silo 1 continuously discharges materials through vibration; the discharge port of the silo 1 gradually narrows and docks with the input end of the magnetic lifting mechanism 2, and a plurality of sorting bars 12 are provided at the discharge port of the silo 1 to prevent the nail material from getting stuck. The magnetic lifting mechanism 2 includes an active conveying roller 24, a passive conveying roller 25, a motor for driving the active conveying roller 24, and a conveyor belt 21 sleeved between the active conveying roller 24 and the passive conveying roller 25; baffles 22 are provided on both sides of the conveyor belt 21, and the baffles 22 are provided on both sides of the conveyor frame to prevent the nail material from falling from one side during the conveying process; a plurality of magnets 4 are provided on the back of the conveyor belt 21 along the length direction of the conveyor belt 21, and the magnets 4 are fixed on the chain mechanism 5, and the magnets 4 follow the chain mechanism 5 and the conveyor belt 21 to circulate together, and the magnets 4 and the conveyor belt 21 are relatively stationary, and the magnets 4 make the surface of the conveyor belt 21 magnetic; the conveyor belt 21 includes an input section 211, a lifting section 212 and an output section 213, and the angle between the lifting section 212 and the horizontal direction is an acute angle, and the output section 213 is horizontally arranged, and the input section 211 and the lifting section 212 are arranged at an angle of 1 / 400mm to 1 / 400mm. The inclination angles are the same, and the magnet 4 is arranged on the back of the input section 211 and the lifting section 212. When the nail material is lifted to the output section 213, the magnet 4 no longer absorbs the nail material, and the nail material is horizontally transported on the output section 213, and finally the nail material is convenient to drop; the input section 211 is provided with a feed hopper docked with the silo 1, and the feed hopper is trumpet-shaped. The incoming nail material can be temporarily stored in the feed hopper, and the nail material is continuously taken away by the conveyor belt 21; the chain mechanism includes a first chain, a passive sprocket group, a driving sprocket group and a motor driving the driving sprocket group, which are relatively arranged. The magnet 4 is arranged between the two first chains, and the end of the magnet 4 is fixed to the chain through a connecting seat. The driving sprocket group drives the active conveying roller 24 through the second chain, and the magnet 4 and the conveyor belt 21 synchronously circulate, and the magnet 4 produces a magnetic field effect on the conveyor belt 21 of the input section 211 and the lifting section 212. The weighing mechanism 3 includes a weighing hopper arranged at the end of the conveyor belt 21, a discharge plate arranged at the discharge port of the weighing hopper, and a cylinder for driving the discharge plate to flip.

[0018] Principle of the utility model: the nail material in the silo 1 is conveyed to the input end of the magnetic lifting mechanism 2 by vibration. Since the surface of the conveyor belt 21 is magnetic, the nail material falls on the surface of the conveyor belt 21 and is adsorbed. The nail material is lifted and conveyed with the conveyor belt 21. After the nail material is conveyed to the end of the conveyor belt 21, it falls into the weighing hopper of the weighing mechanism 3. When the weighing reaches the preset value, the conveyor belt 21 stops conveying, and the cylinder drives the discharge plate to flip and open the discharge port. The nail material in the weighing hopper is discharged and enters the next process.

Claims

1. A nail feeding device, characterized in that: According to the material conveying direction, it includes a silo, a magnetic lifting mechanism and a weighing mechanism in sequence. The magnetic lifting mechanism includes an active conveying roller, a passive conveying roller, a motor driving the active conveying roller and a conveyor belt sleeved between the active conveying roller and the passive conveying roller. Baffles are provided on both sides of the conveyor belt, and a plurality of magnets arranged along the length direction of the conveyor belt are provided on the back of the conveyor belt; the weighing mechanism includes a weighing hopper arranged at the end of the conveyor belt, a discharge plate arranged at the discharge port of the weighing hopper and a cylinder driving the discharge plate to flip.

2. A nail feeding device according to claim 1, characterized in that: The conveyor belt comprises an input section, a lifting section and an output section. The angle between the lifting section and the horizontal direction is an acute angle. The output section is horizontally arranged. The input section and the lifting section have the same inclination angle.

3. A nail feeding device according to claim 2, characterized in that: The magnets are arranged on the back sides of the input section and the lifting section.

4. A nail feeding device according to claim 2, characterized in that: The input section is provided with a feeding hopper connected to the silo.

5. A nail feeding device according to claim 1, characterized in that: The magnet is fixed on a chain mechanism, which includes first chains, a passive sprocket group, a driving sprocket group and a motor driving the driving sprocket group that are relatively arranged. The magnet is arranged between the two first chains, and the end of the magnet is fixed on the chain through a connecting seat. The driving sprocket group drives the active conveying roller through the second chain.

6. A nail feeding device according to claim 1, characterized in that: A vibration mechanism is provided at the bottom of the silo, and the discharge port of the silo gradually narrows and butts with the input end of the conveyor belt.

7. A nail feeding device according to claim 5, characterized in that: A plurality of arranging baffle bars are arranged at the material outlet of the material bin.

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