WO2022246926A1

WO2022246926A1 - Material conveying device

Info

Publication number: WO2022246926A1
Application number: PCT/CN2021/100037
Authority: WO
Inventors: 汪洋; 汪迪
Original assignee: 汕头市陀斯包装机械有限公司
Priority date: 2021-05-27
Filing date: 2021-06-15
Publication date: 2022-12-01
Also published as: CN217416274U; CN113232929A

Abstract

A material conveying device, comprising paired guide rails (1), storage hoppers (2), transmission mechanisms (3), and a blocking device. The transmission mechanisms move forwards along the guide rails, force application components (5) are provided on the transmission mechanism, and a stress component (6) is provided on each storage hopper, so that the force application components are in magnetic fitting with the stress components, and the storage hoppers are driven to slide along the guide rails. The blocking device is provided in the transmission direction of the guide rails, the blocking device comprises stop mechanisms (4) or guide mechanisms, and the storage hoppers are completely stopped by means of the blocking device, and the stress components are separated from the force application components, or space states of the storage hoppers are changed under the effect of the blocking device. The storage hoppers are linked to continuously operate in a magnetic attraction manner, and the storage hoppers can be stopped according to needs and are easily escaped from the effect of the force application components so that the storage hoppers can flexibly move and stop in the mechanism, and compared with a traditional structure of a pawl or a pulling rod, the structure is greatly simplified; moreover, noise is reduced, abrasion of components is avoided, and the service life is prolonged.

Description

A material conveying device

technical field

The invention relates to the technical field of counting and packaging equipment, in particular to a material conveying device.

Background technique

In the prior art, it is often encountered that many different materials need to be counted separately, combined and then packaged. In the existing counting combined packaging line, multiple storage hoppers are usually fixed on the chain to collect different materials that have been counted from each position into the storage hopper one by one and then sent to the packaging machine for packaging. In this process, the time spent on the transmission and counting of each material determines the transmission beat of the storage hopper. Only when the materials at all stations are counted can the conveyor chain of the assembly line move forward by one station, especially when a certain When the transmission or counting of materials is hindered, it will seriously affect the transportation rhythm of the storage hopper of the entire assembly line. Therefore, the storage hopper is freed from the transmission chain to form an independent conveying device, which can greatly solve the problem of slowing down the conveying rhythm of the overall assembly line due to accidental obstacles.

At present, in the existing packaging machine production line, the chain is equipped with a pawl or a dragging structure of a one-way lever device, so that the chain linkage lever can continuously transport the hopper containing the material forward, because the chain is equipped with Several pawls or one-way pulling rods lead to heavy weight of the chain, increase the load of the chain, and make noise during the working process. At the same time, long-term work is easy to cause wear of the pulling rods, affecting the service life of the pulling rods, thereby increasing production. cost.

Contents of the invention

The technical problem to be solved by the embodiments of the present invention is to provide a material conveying device, which uses magnetic attraction to link the hopper to run uninterruptedly, so that the storage hoppers at different positions can independently count and collect materials without being affected by other working positions. The influence of the working state of the storage hopper not only reduces the working cost and the load of the chain, but also greatly reduces the working noise and effectively improves the working efficiency of the overall assembly line.

To achieve the above purpose, the present invention discloses a material conveying device, comprising:

paired rails;

A storage hopper arranged on the guide rail and capable of sliding along the guide rail, the storage hopper is provided with a force-bearing component;

The transmission mechanism, the transmission mechanism moves forward along the guide rail, and the transmission mechanism is provided with a force applying part, so that the magnetic cooperation between the force application part and the force receiving part drives the storage hopper along the The guide rail slides;

A blocking device, which is arranged on the transmission direction of the guide rail, the blocking device includes a stop mechanism or a guiding mechanism, and the storage hopper is completely stopped by the blocking device, so that the force-bearing part is separated from the force-applying components, or change the spatial state of the storage hopper under the action of the blocking device.

Preferably, hanging shafts are arranged on opposite sides of the storage hopper, and a sleeve as the force-bearing part is arranged on the hanging shaft, and the inner diameter of the sleeve is larger than the outer diameter of the hanging shaft, so The end of the hanging shaft is provided with a rotatable pulley, and the pulley is placed on the guide rail.

Preferably, the stop mechanism is arranged on the guide rail, and when activated, contacts the storage hopper and applies a stop force to the storage hopper, so that the force-applying part is separated from the force-receiving part and the The storage hopper remains in its current position.

Preferably, the stop mechanism includes a pair of positioning cylinders arranged on the outer surface of the guide rail, and the output ends of the positioning cylinders abut against the pulleys on both sides of the storage hopper or the ends of the hanging shafts , so that it stops the storage hopper.

Preferably, the stopping mechanism includes a pair of electromagnets and stoppers arranged on the outer surface of the guide rail, and the electromagnets are configured to apply force to the stoppers to make the stoppers Abut against the pulleys on both sides of the hopper or the ends of the hanging shafts to block the storage hopper.

Preferably, the guide mechanism is arranged between the pair of guide rails, including an arc-shaped guide part at the part in contact with the bottom of the storage hopper, and the arc-shaped guide part lifts the bottom of the storage hopper to a position of After the top of the storage hopper, the hopper is turned from top to bottom under the guidance of the guide mechanism

Preferably, it also includes:

a hopper induction block arranged at the bottom of the hopper;

A hopper sensor arranged near the stop mechanism, which detects whether the storage hopper has reached the position of the stop mechanism by interacting with the hopper sensor block;

A controller, which is electrically connected to the hopper sensor, and when it is detected by the hopper sensor that the hopper sensing block of the storage hopper reaches the stop mechanism, the controller then controls the stop mechanism A stop action is performed, and when the storage hopper finishes collecting materials, the controller then controls the stop mechanism to release the stop action.

Preferably, the transmission mechanism includes a sprocket transmission mechanism, the force applying component is fixedly installed on a chain of the sprocket transmission mechanism, and the force applying component has magnetism.

Preferably, an installation frame is fixedly arranged on the upper part of the storage hopper, and the hanging shaft is arranged on the installation frame.

Preferably, the utility model also provides a counting and packaging equipment of a material conveying device, including a plurality of storage hoppers arranged along the conveying direction of the guide rail, and a plurality of said force applying parts arranged at intervals on the transmission mechanism, And a plurality of said stop mechanisms are provided along the transmission direction of said guide rail;

The counting and packaging equipment also includes an automatic counting and putting device for counting materials and putting them into the storage hopper, which are respectively set corresponding to the plurality of stop mechanisms;

Alternatively, the counting and packaging equipment further includes stations corresponding to the plurality of stop mechanisms for manually counting materials and putting them into the storage hopper.

Compared with the prior art, the beneficial effects of the present invention are:

The present invention can realize that the storage hoppers at different stations can count and collect materials independently, leave after the collection work is completed, and enter the next station to collect new materials without being affected by the working status of the storage hoppers at other stations , thereby effectively improving work efficiency.

The invention uses magnetic force to magnetically contact and cooperate with the sleeve of the storage hopper. Since there is a large gap between the sleeve and the hanging shaft, it can float up, down, left, and right on the hanging shaft, so that the sleeve and the magnet can be easily attracted and effectively driven. Storage hopper movement. And when the advance of the storage hopper is blocked at the counting station, because the sleeve can float and rotate relative to the hanging shaft, it becomes easy and feasible for the sleeve to break away from the action of the magnet.

Because the present invention adopts the magnet and the sleeve to realize the suction, drag and disengagement of the storage hopper, it makes the drag structure simpler than that of the ratchet or the one-way lever device, and greatly reduces the volume and weight of the drag structure , which not only reduces the production cost of the structure, but also reduces the difficulty of supporting the chain with the drag device, reduces the noise generated during the work process, and avoids the problem of material wear on the pawl or lever device.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is a schematic diagram showing the structure of part A in Fig. 1;

Fig. 3 is a schematic diagram showing the structure of part B in Fig. 2;

Figure 4 is a front view of the overall structure of the storage hopper;

FIG. 5 is a schematic diagram showing the structure of part C in FIG. 4 .

Detailed ways

In order to make the purpose, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings of Fig. 1-Fig. 5 .

Embodiment one:

Referring to Figure 1, a material conveying device includes a pair of guide rails 1, a storage hopper 2, a transmission mechanism 3, a blocking device, a hopper sensor block 7, a hopper sensor, and a controller.

The guide rail 1 is composed of an ascending guide rail 11, a descending guide rail 12 and an arc transition guide rail (not shown in the figure) connecting the ends of the upper and

lower guide rails

11 and 12. The storage hopper 1 in the guide rail 11 and the descending guide rail 12 can convert the guide rail up and down circulation position by arc.

The transmission mechanism 3 moves forward along the guide rail 1, and the transmission mechanism 3 is provided with a force-applying part 5, and the storage hopper 2 is provided with a force-receiving part 6, so that the force-applying part 5 and the force-receiving part 6 are magnetically matched, and drive The storage hopper 2 slides along the guide rail 1.

Wherein, in this embodiment, at least one of the force-applying component 5 and the force-receiving component 6 is a magnet, and the other is a component capable of generating magnetic attraction with the magnet.

Transmission mechanism 3 comprises sprocket transmission mechanism, and sprocket transmission mechanism is made up of chain 31, driving sprocket, driven sprocket, driving motor, and force application part 5 is installed on the chain 311 of sprocket transmission mechanism, and force application in the present invention Component 5 can be magnetic structures such as magnet 51 or electromagnet, preferably adopts magnet 51 in the present embodiment, is fixedly installed with magnet mounting plate 52 on the chain 31, makes magnet 51 be fixed on the magnet mounting plate 52, drives chain 31 by drive motor Running forward along the guide rail 1 makes it drive the magnet 51 to move.

With reference to Fig. 2, shown in Fig. 4, the relative both sides of storage hopper 2 are provided with hanging shaft 21, and the top of storage hopper 2 is fixedly provided with mounting frame 22, and hanging shaft 21 is arranged on the mounting frame 22, and hanging shaft 21 is provided with There is a sleeve 61 as the force-bearing part 6, the end of the hanging shaft 21 is provided with a rotatable pulley 23, the pulley 23 is placed on the guide rail 1, and the magnet 51 passes through the hanging shaft 21 of the storage hopper 2 driven by the chain 31, Make the sleeve 61 on the hanging shaft 2 magnetically cooperate with it under the magnetic force of the magnet 51 , so that the storage hopper 2 slides along the guide rail 1 driven by the chain 31 .

5, more preferably, the inner diameter of the sleeve 61 is greater than the outer diameter of the hanging shaft 21, so that the sleeve 61 can float up and down on the hanging shaft 11, so that the magnet 51 can be separated from the storage by overcoming a certain moment. The sleeve 61 of the hopper 2 continues to advance, so that the storage hopper 2 at the front is not affected by the storage hopper 2 that is discharging and the whole stops.

As shown in Fig. 1, the blocking mechanism is arranged on the transmission direction of the guide rail 1, and the blocking device includes a stop mechanism 4 or a guiding mechanism. components, or change the spatial state of the storage hopper under the action of the blocking device.

The stop mechanism 4 is arranged on the guide rail 1, and contacts with the storage hopper 2 and applies a stop force to the storage hopper 2 when starting, so that the force applying part 5 is separated from the force receiving part 6 and the storage hopper 2 is left in the current position, The guiding mechanism is arranged between the ends of the guide rails 1, so that the storage hopper 2 is turned over under the guiding action of the guiding mechanism.

1 and 2, the stop mechanism 4 includes a pair of positioning cylinders 41 arranged on the outer surface of the upward guide rail 1, the hopper sensor block 7 is arranged at the bottom of the storage hopper 2, and the hopper sensor is arranged at the bottom of the stop mechanism. Nearby, the positioning cylinder 41 and the hopper sensor are respectively electrically connected to the controller, and the hopper sensor detects that the hopper sensor block 7 of the storage hopper 2 reaches the stop mechanism, and the controller then controls the positioning cylinder 41 to perform a stop action, so that it The telescoping end abuts on the pulleys 23 on both sides of the storage hopper 2 or the end of the hanging shaft 21 to stop the storage hopper 2. After a period of time, the controller controls the positioning cylinder 41 to release the stop action.

The present invention also provides a counting and packaging equipment for a material conveying device, including several automatic counting and putting devices. In this embodiment, multiple storage hoppers 2 are arranged along the guide rail 1, and several force applying parts 5 are arranged at intervals on the transmission mechanism 3, and A plurality of stop mechanisms 4 are arranged along the conveying direction of the guide rail 1 , and automatic counting and dispensing devices are correspondingly arranged on the stop mechanisms 4 for counting materials and delivering them to passing storage hoppers 5 .

Alternatively, the counting and packaging equipment further includes stations for manually counting materials and putting them into the storage hopper 2 , respectively corresponding to the plurality of stop positions.

Referring to Figures 1-5, during the transportation of the storage hopper 1, the positioning cylinders at each stop position have been stretched out, ready to stop the storage hopper 2 that is about to pass in order to collect the materials counted by the counting station, When the storage hopper 2 is transported to the counting and packaging equipment, when the hopper sensor detects that the hopper sensor block 24 of the storage hopper 2 has reached the stop position, the telescopic end of the positioning cylinder 41 then abuts against the pulleys 23 on both sides of the storage hopper 2 or On the end of the hanging shaft 21, the storage hopper 2 is positioned and blocked between the positioning cylinders 41, so that the storage hopper 2 to be blanked is stopped independently. By setting the corresponding hopper sensor to accurately locate the hopper sensor block 7 of the storage hopper 2, the computer controls the counting station to release the counted materials into the corresponding storage hopper 2, and at this time, the magnet 51 is driven by the chain 31 Continue to move forward, the sleeve 61 rotates around the hanging shaft 21 under the conveying effect of the magnet 51, and tangentially breaks away from the magnet 51 along the horizontal direction easily, (the active force of the magnetic force acting on the tangential direction is larger than that on the normal direction It is much smaller, so the tangential direction magnet 51 and the sleeve 61 just get off very easily), and in the present embodiment, the hanging shaft adopts non-magnetic material, because the hanging shaft 21 is made of non-magnetic material, at this time The movement of the magnet 51 does not affect the hanging shaft, thereby ensuring that the storage hopper 2 is stably hung under the counting unit when collecting materials, so that the material collection process is stable and reliable.

After the storage hopper 2 completes the collection of materials, the controller then controls the positioning cylinder 41 to reset, so that it releases the stop action on the storage hopper 2, and the magnet 51 running up with the chain 31 absorbs the sleeve 61, and drives the storage hopper again. 2. Transport to the next counting unit; when the storage hopper 2 leaves the counting unit, the hopper sensor block 74 under the storage hopper leaves the counting unit sensor, and the blocking cylinder 4 of the counting unit extends out again, ready to welcome the arrival of the next storage hopper .

In such a cycle, each storage hopper 2 is driven by the magnet 51 to complete the collection of different materials in each counting unit. The guide mechanism is arranged between the pair of guide rails 1, including the arc-shaped guide part where the part contacting the bottom of the storage hopper 2 , the arc-shaped guide part lifts the bottom of the storage hopper 2 and its position is behind the top of the storage hopper 2, so that the storage hopper 2 is turned from top to bottom under the guidance of the guide mechanism, and all the collected materials are dumped into the filling port of the packaging machine , Complete the material collection work, then the emptied storage hopper 5 enters the downward guide rail under the drive of the chain, and returns to the rear end of the machine under the drive of the chain with magnets to carry out new material collection work.

With reference to shown in Figure 3, chain guide rail 13 is all provided with on the bottom inner side of upper horizontal guide rail 11, lower horizontal guide rail 12, and the top surface of chain guide rail 13 is provided with the chute 131 that slides for chain 31, when chain 31 is run forward Sliding along the chain guide rail 13, the chain is supported and guided by the chain guide rail 13, thereby improving the load-bearing capacity of the chain and making its movement more stable.

Embodiment two:

The stop mechanism 4 includes a pair of electromagnets and stoppers arranged on the outer surface of the upward guide rail 11, and the electromagnets are arranged to apply force to the stoppers so that the stoppers abut against the pulleys on both sides of the storage hopper 2 23 or the end of the hanging shaft 21, so that it blocks the storage hopper 2.

Of course, the above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention. Any modifications made to the spirit of the main technical solutions of the invention shall fall within the protection scope of the present invention.

Claims

A material conveying device, characterized in that it comprises:

paired rails;

A storage hopper arranged on the guide rail and capable of sliding along the guide rail, the storage hopper is provided with a force-bearing component;

The transmission mechanism, the transmission mechanism moves forward along the guide rail, and the transmission mechanism is provided with a force applying part, so that the magnetic cooperation between the force application part and the force receiving part drives the storage hopper along the The guide rail slides;

A blocking device, which is arranged on the transmission direction of the guide rail, the blocking device includes a stop mechanism or a guiding mechanism, and the storage hopper is completely stopped by the blocking device, so that the force-bearing part is separated from the force-applying components, or change the spatial state of the storage hopper under the action of the blocking device.
The material conveying device according to claim 1, characterized in that, hanging shafts are arranged on opposite sides of the storage hopper, and a sleeve as the force-bearing part is arranged on the hanging shaft, and the sleeve The inner diameter of the hanging shaft is larger than the outer diameter of the hanging shaft, and the end of the hanging shaft is provided with a rotatable pulley, and the pulley is placed on the guide rail.
The material conveying device according to claim 1, wherein the stop mechanism is arranged on the guide rail, and contacts with the storage hopper and applies a stop force to the storage hopper when starting, so that the stop mechanism The force member disengages the force receiving member leaving the storage hopper in its current position.
The material conveying device according to claim 3, wherein the stop mechanism includes a pair of positioning cylinders arranged on the outer surface of the guide rail, and the output ends of the positioning cylinders abut against both sides of the storage hopper. On the pulley on the side or the end of the hanging shaft, it stops the storage hopper.
The material conveying device according to claim 3, wherein the stop mechanism includes a pair of electromagnets and stoppers arranged on the outer surface of the guide rail, and the electromagnets are arranged to be able to move toward the The stopper exerts force to make the stopper abut against the pulleys on both sides of the hopper or the ends of the hanging shafts, so as to stop the storage hopper.
The material conveying device according to claim 1, characterized in that, the guide mechanism is arranged between the pair of guide rails, including an arc-shaped guide part at the contact part with the bottom of the storage hopper, and the arc-shaped The guide part lifts the bottom of the storage hopper and is located behind the top of the storage hopper, so that the hopper is turned from top to bottom under the guidance of the guide mechanism.
The material conveying device according to claim 1, further comprising:

a hopper induction block arranged at the bottom of the hopper;

A hopper sensor arranged near the stop mechanism, which detects whether the storage hopper has reached the position of the stop mechanism by interacting with the hopper sensor block;

A controller, which is electrically connected to the hopper sensor, and when it is detected by the hopper sensor that the hopper sensing block of the storage hopper reaches the stop mechanism, the controller then controls the stop mechanism A stop action is performed, and when the storage hopper finishes collecting materials, the controller then controls the stop mechanism to release the stop action.
The material conveying device according to claim 1, wherein the transmission mechanism includes a sprocket transmission mechanism, the force applying member is a magnet, and the magnet is fixedly installed on a chain of the sprocket transmission mechanism.
The material conveying device according to claim 2, wherein an installation frame is fixedly arranged on the upper part of the storage hopper, and the hanging shaft is arranged on the installation frame.
A counting and packaging equipment comprising the material conveying device according to any one of claims 1-9, characterized in that, multiple storage hoppers are provided along the conveying direction of the guide rail, and multiple storage hoppers are arranged at intervals on the transmission mechanism. The force applying member is provided with a plurality of stop mechanisms along the driving direction of the guide rail;

The counting and packaging equipment also includes an automatic counting and putting device for counting materials and putting them into the storage hopper, which are respectively set corresponding to the plurality of stop mechanisms;

Alternatively, the counting and packaging equipment further includes stations corresponding to the plurality of stop mechanisms for manually counting the materials and putting them into the storage hopper