CN209988519U - A double-layer silo - Google Patents

Abstract

The utility model discloses a double-deck feed bin, including upper conveyer belt, lower floor's drive belt and double-deck conveyor. The double-layer conveying device is integrally connected with an upper layer conveying belt and a lower layer conveying belt, and comprises a supporting plate, a top plate, a protective cover plate, air cylinders for supporting the lifting of the top plate, and a plurality of guide rods uniformly arranged at the bottom of the top plate, wherein the air cylinders are fixedly connected at the bottom of a workbench through mounting blocks, sleeves which are in sleeve fit with the corresponding guide rods are fixed at the bottom of the workbench, two sides of the top plate are provided with stop blocks which are fixed with the top plate through reinforcing ribs, rollers are orderly arranged at the inner sides of the two stop blocks, the middle part of the supporting plate is provided with a sliding plate which slides forwards and backwards through the sliding air cylinders, and the materials on the conveying belts are received and pushed through the matching of the supporting plate, the double-layer conveying device controls the action of each motor and the air cylinders by means of a PLC program, the materials on the lower layer, is practical and convenient.

Description

A double-layer silo

technical field

The utility model relates to the technical field of automation, in particular to a double-layer silo capable of conveying materials from top to bottom or from bottom to top.

Background technique

Conveyor belt conveying equipment is often used on the production line, and there are many kinds of it, including belt conveyor, slat conveyor, trolley conveyor and so on. A conveyor belt with a traction member generally includes: a traction member, a bearing member, a driving device, a tensioning device, a redirecting device, a supporting member, and the like. The traction member is used to transmit traction, which can be a conveyor belt, a traction chain or a steel wire rope. The load-bearing member is used to hold the material, such as a hopper, a bracket or a spreader. It is composed of brakes (stoppers), etc. There are generally two types of tensioning devices: screw type and heavy hammer type, which can keep the traction member in a certain tension and sag to ensure the normal operation of the conveyor belt. The supporting member is used to support the traction member or load As components, idlers, rollers, etc. can be used, so they are widely used in production lines.

However, the common transmission belt conveying equipment is rarely able to realize the upper and lower double-layer conveying function. In special production occasions, the demand for double-layer material conveying is very high, and the existing conveyor belt conveying equipment is difficult to meet the production demand.

SUMMARY OF THE INVENTION

The purpose of the utility model is to provide a double-layer silo in view of the problem that the existing conveyor belt conveying equipment in the background technology cannot meet the requirements of double-layer material transportation, which solves the problem of material transportation in the upper and lower layers of the production workshop and improves the production efficiency.

The technical solutions adopted to solve the above problems are:

A double-layer silo comprises an upper-layer conveyor belt, a lower-layer transmission belt and a double-layer conveying device.

The upper conveyor belt corresponds to the position of the lower conveyor belt. There are roller shafts at both ends of the conveyor belt. The roller shafts are independently driven by the motor through the worm gear mechanism. There is also a supporting traction between the conveyor belts between the two roller shafts. There are two conveyor belts on the roller shaft of the lower transmission belt, and a limit wheel is arranged between the two conveyor belts for sequentially conveying materials up and down. The limit wheel is fixed by a bracket on the In the middle of the roller shaft, it is controlled by the jacking cylinder telescopically.

The double-layer conveying device is integrally connected with the frame of the upper conveyor belt and the lower conveyor belt, and includes a support plate, a top plate, a protective cover plate, a cylinder supporting the lifting of the top plate, and several guide rods evenly arranged at the bottom of the top plate. The installation block is fixed on the bottom of the workbench, and a sleeve corresponding to a plurality of guide rods is fixed at the bottom of the workbench. There are blocks on both sides of the top plate, which are fixed with the top plate by reinforcing ribs. Rollers are arranged neatly, which are used for matching materials to enter the pallet. The middle of the pallet is provided with a sliding plate, and the two sides of the sliding plate are symmetrically provided with positioning pins, which cooperate with the positioning holes provided on the pallet for positioning. , The sliding plate is sliding back and forth by the sliding cylinder, and cooperates with the supporting plate to receive and push the materials on the conveyor belt.

Further, handles are symmetrically arranged on both sides of the support plate.

Further, the supporting and pulling member is one of a roller and a roller.

Further, the rear end of the support plate is provided with a buffer to protect the hardware wear caused by the displacement impact of the support plate.

Further, a buffer valve is fixedly connected to the lower part of the guide rod, which is used to slow down the buffer force between the top plate and the worktable when the lifting cylinder rises.

Further, a buffer valve is provided between the top plate and the worktable, and the buffer valve is fixed on the worktable to slow down the buffer force between the top plate and the worktable when the lifting cylinder is lowered.

The beneficial effect of the utility model is that: the double-layer silo controls the mutual cooperative actions of the motors and the cylinders by means of PLC programs to transport the materials on the lower conveyor belt to the upper conveyor belt in sequence, so as to meet the requirements for the upper and lower material transfer stations. , which solves the low efficiency problem of manual removal, reduces safety risks, and is practical and convenient.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the accompanying drawings provided in the description of the embodiments will be briefly introduced below.

Fig. 1 is the structural representation of the double-layer silo of the present embodiment;

Fig. 2 is the structural representation of the double-layer silo of the present embodiment with the shell removed;

Fig. 3 is the partial enlarged view of A place in Fig. 2;

4 is a schematic structural diagram of the double-layer conveying device according to this embodiment;

5 is a bottom view of the double-layer conveying device according to the present embodiment;

6 is a side view of the double-layer conveying device according to this embodiment;

7 is a schematic structural diagram of the double-layer conveying device according to the present embodiment after removing the support plate and the top plate;

Among them, 1- shell, 11- lower conveyor belt, 12- upper conveyor belt, 13- motor, 131- worm gear transmission mechanism, 14- limit wheel, 141- jacking cylinder, 15- frame, 2- double-layer conveying device , 21-Pallet, 211-Handle, 22-Protective cover, 221-Net cover, 23-Cylinder, 231-Installation block, 24-Guide rod, 241-Guide rod buffer valve, 25-Top plate, 251-Block Plate, 2511-roller, 252-buffer, 253-rear sliding plate, 254-front sliding plate, 255-positioning pin, 26-table, 261-buffer valve of table.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to FIG. 1 , this embodiment proposes a double-layer silo, which includes an upper-layer conveyor belt 12 , a lower-layer transmission belt 11 and a double-layer conveying device 2 .

The upper conveyor belt 12 corresponds to the position of the lower conveyor belt 11. There are roller shafts at both ends of the conveyor belt. The roller shafts are independently driven by the motor 13 through the worm gear transmission mechanism 131. There is a supporting traction member, two conveyor belts are arranged on the roller shaft of the lower transmission belt 11, and a limit wheel 14 is arranged between the two conveyor belts, which is used to transport materials up and down in sequence. The wheel 14 is fixed in the middle of the roller shaft by a bracket, and is controlled by the jacking cylinder 141 telescopically. The double-layer conveying device 2 is integrally connected with the frame of the upper conveyor belt 12 and the lower conveyor belt 11, including the support plate 21 and the top plate 25. , a protective cover plate 22, a cylinder 23 supporting the lifting of the top plate, a workbench 26, and several guide rods 24 evenly arranged at the bottom of the top plate. A sleeve corresponding to a plurality of guide rods 24 is fixed, and there are blocks 251 on both sides of the top plate 25, which are fixed with the top plate 25 by reinforcing ribs. The matching material enters the pallet 21 , the middle of the pallet 21 is provided with a sliding plate 254 , and the two sides of the sliding plate 254 are symmetrically provided with positioning pins 255 , which cooperate with the positioning holes provided on the pallet 21 for positioning, so The sliding plate 254 is slid back and forth by the sliding cylinder, and cooperates with the supporting plate 21 to receive and push the materials on the conveyor belt.

In a further embodiment, handles 211 are symmetrically arranged on both sides of the support plate 21 .

In a further embodiment, the supporting and pulling member is one of an idler and a roller.

In a further embodiment, in order to protect the hardware wear caused by the displacement impact of the support plate 21 , a buffer member 252 is provided at the rear end of the support plate 21 .

In a further embodiment, in order to reduce the buffering force between the top plate 25 and the worktable 26 when the lifting cylinder 23 rises, a buffer valve 241 is fixedly connected to the lower part of the guide rod 24 .

In a further embodiment, in order to slow down the buffer force between the top plate 25 and the worktable 26 when the ascending and descending cylinder 23 is lowered, a buffer valve 261 is provided between the top plate 25 and the worktable 26 . 261 is fixed on the table 26.

In a further embodiment, the above-mentioned actions of the motor and the cylinder are realized by PLC program control.

Claims (6)

1. a double-layer silo, comprising upper-layer conveyor belt, lower-layer transmission belt and double-layer conveying device, is characterized in that: The upper conveyor belt corresponds to the position of the lower conveyor belt. There are roller shafts at both ends of the conveyor belt. The roller shafts are independently driven by the motor through the worm gear mechanism. There is also a supporting traction between the conveyor belts between the two roller shafts. There are two conveyor belts on the roller shaft of the lower transmission belt, and a limit wheel is arranged between the two conveyor belts for sequentially conveying materials up and down. The limit wheel is fixed by a bracket on the In the middle of the roller shaft, it is controlled by the jacking cylinder telescopically. The double-layer conveying device is integrally connected with the frame of the upper conveyor belt and the lower conveyor belt, and includes a support plate, a top plate, a protective cover plate, a cylinder supporting the lifting of the top plate, and several guide rods evenly arranged at the bottom of the top plate. The installation block is fixed on the bottom of the workbench, and a sleeve corresponding to a plurality of guide rods is fixed at the bottom of the workbench. There are blocks on both sides of the top plate, which are fixed with the top plate by reinforcing ribs. Rollers are arranged neatly, which are used for matching materials to enter the pallet. The middle of the pallet is provided with a sliding plate, and the two sides of the sliding plate are symmetrically provided with positioning pins, which cooperate with the positioning holes provided on the pallet for positioning. , The sliding plate is sliding back and forth by the sliding cylinder, and cooperates with the supporting plate to receive and push the materials on the conveyor belt. 2 . The double-layer silo according to claim 1 , wherein handles are symmetrically arranged on both sides of the pallet. 3 . 3. The double-layer silo according to claim 1, characterized in that: the supporting traction member is one of an idler and a roller. 4 . The double-layer silo according to claim 1 , wherein the rear end of the pallet is provided with a buffer to protect the hardware from wear and tear caused by the displacement and impact of the pallet. 5 . 5 . The double-layer silo according to claim 1 , wherein a buffer valve is fixedly connected to the lower part of the guide rod. 6 . 6 . The double-layer silo according to claim 1 , wherein a buffer valve is arranged between the top plate and the workbench, and the buffer valve is fixed on the workbench. 7 .

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