CN219340568U - Jacking mechanism - Google Patents

Abstract

The utility model discloses a jacking mechanism. A jacking mechanism comprising: jacking mounting plate, jacking mounting plate installs on AGV, be provided with two mobilizable direction modules on the jacking mounting plate, be provided with liftable atress module on the direction module, when transporting the goods, AGV moves the lower part of goods to this device together with this device to under the effect of direction module, make atress module reciprocate, thereby realize the support to the goods, the direction module includes the movable block first chute and second chute are installed respectively at the both ends of movable block, first chute with be provided with first chute fixed block and second chute fixed block on the second chute respectively. The jacking mechanism provided by the utility model has a certain protection effect on the driving assembly and is not easy to damage.

Description

a lifting mechanism

technical field

The utility model relates to the technical field of conveying equipment, in particular to a jacking mechanism.

Background technique

In recent years, the robot industry has developed rapidly, and the iterative upgrading of technical equipment has been accelerating. The phenomenon of labor shortage in enterprises has become more obvious, prompting many companies to deeply realize the importance and necessity of automated logistics equipment such as unmanned forklifts, AMR (autonomous mobile robot) / AGV (automatic guided vehicle) in the field of industrial logistics, and accelerated the "machine helping people" By using unmanned forklifts, AMR/AGV, intelligent scheduling, etc. to improve the automation level of the storage system, to solve problems such as labor shortage, increased labor costs, and low personnel efficiency, and enhance corporate competitiveness and anti-risk capabilities. On the basis of automatic handling, how to realize the docking between the handling equipment and the fixed equipment, as well as the stability and reliability during the docking process, is the key to improving the production efficiency of modern factories.

At present, the jacking mechanism installed on the chassis of the robot AGV or AMR can be roughly divided into two types, one is the screw lifting mechanism, and the other is the scissor-fork lifting mechanism. As a support point, the force is relatively large, especially when lifting goods, the mechanical wear at the hinge point is relatively large, resulting in frequent maintenance at the hinge point, and the jacking point in the screw lifting mechanism is mostly single. point, and generally located at the center of the equipment, when jacking up the goods, the force on the screw rod is greater, which increases the mechanical wear.

Therefore, it is necessary to provide a jacking mechanism to solve the above technical problems.

Utility model content

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a jacking mechanism that has a certain protective effect on the driving assembly and is not easy to be damaged.

In order to achieve the above object, the technical scheme adopted by the utility model is as follows:

The jacking mechanism includes: a jacking installation base plate, the jacking installation base plate is installed on the AGV, two movable guide modules are arranged on the jacking installation base plate, and a force-bearing module that can be lifted and lowered is arranged on the guide module , when the goods are being transferred, the AGV moves to the lower part of the goods together with the device, and under the action of the guide module, the force-bearing module moves up and down, thereby realizing the support of the goods. The guide module includes a moving block. The two ends of the moving block are respectively equipped with a first chute and a second chute, and the first chute and the second chute are respectively provided with a first chute fixing block and a second chute fixing block, Both the first chute and the second chute are equipped with two chute upper fixing parts, and the force-bearing module includes two force-bearing guide connecting plates and two force-bearing guide plates, and two force-bearing The guide connecting plates are all fixed with two stressed guide plates, and a stressed guiding reinforcing plate is fixed between the two stressed guiding plates, and the two stressed guiding plates are respectively slidably arranged in the first chute or the second inclined slot. In the chute, a drive assembly is installed in the middle of the jacking installation bottom plate, the drive assembly is connected to the two moving blocks, and the drive assembly is used to move the two guide modules, and then the force-bearing module moves upwards. When the load-bearing module jacks up the cargo, the weight of the load falls on the load-bearing module.

Preferably, the driving assembly includes a motor fixing base fixed on the jacking installation base, an electric push rod is installed on the motor fixing base, and a telescopic fixing block is installed on the electric push rod. A thrust fixed plate is installed on the fixed block, and the thrust fixed plate is fixed with the two moving blocks.

Preferably, two bearings are installed on the lower parts of the four upper fixing parts of the chute, and the bearings are in contact with the jacking installation bottom plate.

Preferably, two vertical positioning blocks are installed on the jacking installation base plate, and the two stressed guide plates are in contact with the vertical positioning blocks through pulleys.

Preferably, a plurality of limit mechanisms are provided on the jacking installation base plate, and the limit mechanism includes a limit fixing plate fixed on the jacking installation base plate, on the two force-guided connecting plates Both are equipped with a plurality of limiting plates, and both the limiting and fixing plates and the limiting plates are L-shaped.

Preferably, an upper limit sensor and a lower limit sensor are installed on the jacking installation base plate. When the force-bearing module moves upward, when the thrust fixing plate linearly slides and touches the upper limit sensor, the feedback signal of the upper limit sensor stops the electric push rod. When the module moves down and drives the top plate (when in use, the top plate is installed on the force-bearing module) to contact the lower limit sensor, the feedback signal of the lower limit sensor makes the electric push rod stop running.

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

(1) The force-bearing module of the utility model is in contact with the first chute and the second chute on an inclined plane. Under the action of the inclined plane, the gravity of the cargo is decomposed into horizontal thrust and vertical thrust, and the horizontal thrust acts on the drive assembly. The direct thrust is transmitted to the jacking installation floor by the moving block. Compared with the traditional screw lifting mechanism, this device decomposes the gravity of the cargo, avoids the driving components from bearing too much weight of the cargo, and has a certain protective effect on the driving components. Compared with the traditional scissor-fork lifting mechanism, this device uses the side of the force-bearing guide plate to contact the inclined first chute and the second chute to achieve surface-to-surface contact, which are more wear-resistant and less likely to be damaged.

Description of drawings

Fig. 1 is the structural representation of the jacking mechanism that the utility model provides;

Fig. 2 is the structural representation of the guide module in the jacking mechanism provided by the utility model;

Fig. 3 is a structural schematic diagram of the stressed module in the jacking mechanism provided by the utility model;

Fig. 4 is the structural representation of the jacking mechanism provided by the utility model;

Fig. 5 is the structural representation of the jacking mechanism provided by the utility model;

Fig. 6 is a schematic diagram of the lifting mechanism provided by the present invention after it is raised.

Among them, the names corresponding to the reference signs are: 1-lifting installation base plate, 2-guiding module, 201-the first chute, 202-moving block, 203-fixing block of the first chute, 204-fixing part on the chute , 205-Second chute fixed block, 206-Second chute, 207-Bearing, 3-Force module, 301-Force guide connecting plate, 302-Force guide plate, 303-Force guide reinforcement plate, 4-vertical positioning block, 5-limiting fixed block, 6-limiting plate, 7-motor fixing seat, 8-telescopic fixed block, 9-lower limit sensor, 10-upper limit sensor, 11-thrust fixed plate.

Detailed ways

The utility model will be further described below in conjunction with the description of the drawings and the embodiments, and the mode of the utility model includes but not limited to the following embodiments.

Example 1

As shown in Figures 1-6, the jacking mechanism provided by the utility model includes: a jacking installation base plate 1, the jacking installation base plate 1 is installed on the AGV, and two A movable guide module 2 is provided with a liftable force-bearing module 3 on the guide module 2. When the goods are transferred, the AGV moves to the lower part of the goods together with the device, and under the action of the guide module 2, the The force-bearing module 3 moves up and down to support the goods. When the goods are supported, the AGV moves to drive the goods to move, thereby realizing the transfer of the goods. The guide module 2 includes a moving block 202. A first chute 201 and a second chute 206 are respectively installed at both ends, and the first chute 201 and the second chute 206 are respectively provided with a first chute fixing block 203 and a second chute fixing block 205, the first chute 201 and the second chute 206 are installed with two chute upper fixing parts 204, and the force module 3 includes two force-bearing guide connecting plates 301 and two force-bearing Guide plate 302, two stressed guiding connecting plates 301 are fixed with two stressed guiding plates 302, a stressed guiding reinforcement plate 303 is fixed between the two stressed guiding plates 302, and two stressed guiding plates 302 are fixed. The guide plates 302 are slidably arranged in the first chute 201 or the second chute 206 respectively, and a driving assembly is installed in the middle of the jacking installation base plate 1, and the driving assembly is connected with the two moving blocks 202, the The driving assembly is used to move the two guide modules 2, and then the force-bearing module 3 moves upward. When the force-bearing module 3 lifts the goods, the weight of the goods will be on the force-bearing module 3. Since the force-bearing module 3 and the first inclined The slot 201 and the second chute 206 are in contact with an inclined plane, and under the action of the inclined plane, the gravity of the goods is decomposed into a horizontal thrust and a vertical thrust. The horizontal thrust acts on the drive assembly, and the vertical thrust is transmitted to the jacking installation floor by the moving block 202 1. Compared with the traditional screw lifting mechanism, this device decomposes the gravity of the goods, avoids the driving components from bearing too much weight of the goods, and has a certain protective effect on the driving components. Compared with the traditional scissors and forks lifting mechanism Compared with this device, the side surface of the force guide plate 302 is used to contact the inclined first chute 201 and the second chute 206 to realize surface-to-surface contact, and both are more wear-resistant and less likely to be damaged.

Example 2

As shown in Figure 1, the drive assembly includes a motor fixing base 7 fixed on the jacking installation base 1, an electric push rod is installed on the motor fixing base 7, and a telescopic fixing bracket is installed on the electric push rod. Block 8, a thrust fixed plate 11 is installed on the telescopic fixed block 8, and the thrust fixed plate 11 is fixed with two moving blocks 202. When the goods need to be lifted, the electric push rod is started, and the electric push rod is fixed by telescopic The block 8 drives the thrust fixed plate 11 to move, and the thrust fixed plate 11 drives the two moving blocks 202 to move, so that the force receiving module 3 moves upward, and then the force receiving module 3 lifts the goods upward.

Example 3

As shown in Figure 2, two bearings 207 are installed on the lower parts of the upper fixing parts 204 of the four chutes, and the bearings 207 are in contact with the jacking installation base plate 1. The friction between the installation base plates 1 is rolling friction, thereby reducing the friction force when the moving block 202 moves.

Example 4

As shown in Figure 1, two vertical positioning blocks 4 are installed on the jacking installation base plate 1, and the two stressed guide plates 302 all contact the vertical positioning blocks 4 through pulleys, and the vertical positioning blocks 4 setting, so that when the guide module 2 pushes the force module 3, the force module 3 moves upward under the blocking of the vertical positioning plate 4, so as to prevent the force module 3 from moving with the guide module 2. In this embodiment, the guide module The horizontal thrust of 2 is converted into vertical thrust, thereby pushing the cargo to move upward.

Example 5

As shown in Fig. 1, a plurality of limit mechanisms are arranged on the jacking installation base plate 1, and the limit mechanism includes a limit fixing plate 5 fixed on the jacking installation base plate 1, between two A plurality of limiting plates 6 are installed on the force-guided connecting plate 301, the limiting fixed plate 5 and the limiting plate 6 are both L-shaped, after the force-bearing module 3 moves upward to a certain position, The limit plate 6 is in contact with the limit fixed plate 5. At this time, the limit fixed plate 5 acts as a limit to the limit plate 6, so that the stressed module 3 can no longer move upward. At this time, the drive assembly does not work. Make the force receiving module 3 no longer move upwards.

Example 6

As shown in Figure 1, an upper limit sensor 10 and a lower limit sensor 9 are installed on the jacking installation base plate 1. When the force receiving module 3 moves upward, when the thrust fixing plate 11 linearly slides and touches the upper limit sensor 10, the upper limit sensor 10 feedbacks The signal makes the electric push rod stop running, and now the goods are lifted to the highest point; when the force module 3 moves down and drives the top plate (when in use, the force module 3 is equipped with a top plate) and contacts the lower limit sensor 9, Now the jacking mechanism drops to the lowest point, and the feedback signal of the lower limit sensor 9 makes the electric pushrod stop running.

working principle:

When in use, the jacking installation bottom plate 1 is installed on the AGV. When the goods need to be transferred, the AGV moves to the bottom of the goods, and then the electric push rod is activated to move the telescopic fixing block 8 and the thrust fixing plate 11, so that the guide module 2 Move, the guide module 2 moves and pushes the force module 3 to move up, thereby jacking up the goods. When the thrust fixing plate 11 contacts the upper limit sensor 10, the electric push rod stops running. At this time, the AVG can transfer the goods, and the goods will be transported to a suitable location;

When it is necessary to move the goods downward, reversely start the electric push rod to move the force-bearing module 3 downward. When the force-bearing module 3 contacts the lower limit sensor 9, the electric push stops. At this time, the AGV can move out of the bottom of the goods , for the next cargo transfer.

The above-mentioned embodiment is only one of the preferred embodiments of the present utility model, and should not be used to limit the protection scope of the present utility model, but any modification or embellishment without substantive meaning made on the main design idea and spirit of the present utility model, If the technical problems it solves are still consistent with the utility model, they should all be included in the protection scope of the utility model.

Claims (6)

1. A jacking mechanism, comprising:

jacking mounting plate (1), be provided with two direction module (2) on jacking mounting plate (1), be provided with atress module (3) on direction module (2), direction module (2) are including movable block (202), first chute (201) and second chute (206) are installed respectively at the both ends of movable block (202), first chute (201) with be provided with first chute fixed block (203) and second chute fixed block (205) on second chute (206) respectively, first chute (201) with all install mounting (204) on two spouts in second chute (206), atress module (3) are including two atress direction connecting plates (301) and two atress deflector (302), and two atress direction connecting plates (301) are all fixed with two atress deflector (302), two be fixed with atress deflector reinforcing plate (303) between atress deflector (302), two atress deflector (302) respectively with first chute (206) or second chute fixed block (206), two slider drive assembly (1) are installed to the middle part.

2. The jacking mechanism according to claim 1, wherein the driving assembly comprises a motor fixing seat (7), an electric push rod is mounted on the motor fixing seat (7), a telescopic fixing block (8) is mounted on the electric push rod, a thrust fixing plate (11) is mounted on the telescopic fixing block (8), and the thrust fixing plate (11) is fixed with the two moving blocks (202).

3. A jacking mechanism as claimed in claim 1, wherein two bearings (207) are mounted on the lower parts of the four upper chute securing members (204), said bearings (207) being in contact with the jacking mounting base plate (1).

4. A jacking mechanism according to claim 1, characterized in that two vertical positioning blocks (4) are mounted on the jacking mounting base plate (1), and the two stress guide plates (302) are contacted with the vertical positioning blocks (4) through pulleys.

5. The jacking mechanism according to claim 1, wherein a plurality of limiting mechanisms are arranged on the jacking installation base plate (1), each limiting mechanism comprises a limiting fixing plate (5) fixed on the jacking installation base plate (1), a plurality of limiting plates (6) are arranged on each of the two stress guiding connection plates (301), and each of the limiting fixing plates (5) and the limiting plates (6) is L-shaped.

6. A jacking mechanism as claimed in claim 1, wherein the jacking mounting base plate (1) is provided with an upper limit sensor (10) and a lower limit sensor (9).

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