CN219173277U - Guide structure for conveying material box - Google Patents

Abstract

The utility model discloses a guide structure for conveying a material box, which comprises a guide seat arranged on a goods shelf in a sliding manner, wherein the guide seat is provided with a first guide mounting plate and a second guide mounting plate which are perpendicular to each other. The first guide mounting plate is provided with a plurality of guide mounting holes along the vertical direction, and the periphery of each guide mounting hole is provided with fixed mounting holes which are circularly arranged at intervals. The guide wheel mounting piece is arranged in the guide mounting hole and comprises a wheel disc part connected with the fixed mounting hole and a mounting shaft part connected with the guide wheel, and the mounting shaft part is connected with the wheel disc part through an eccentric structure.

Description

Guide structure for conveying material box

Technical Field

The utility model relates to the field of logistics conveying, in particular to a guide structure for conveying a material box.

Background

AGVs are collectively known as Automated Guided Vehicle, also commonly referred to as AGV carts; the transport vehicle is equipped with an electromagnetic or optical automatic navigation device, can travel along a predetermined navigation path, and has safety protection and various transfer functions. Existing AGV carts typically move only one bin and to a designated location. For some industries, such as the clothing industry, materials and auxiliary materials are lighter in weight, but occupy more space. Only one bin is carried at a time, and the conveying efficiency is very low. In addition, the existing AGV trolley has the defects of complex structure, unstable performance of the fork holding telescopic mechanism, high failure rate and the like, and needs to be improved.

Disclosure of Invention

The utility model aims at the prior art, and provides a guide structure for conveying a material box, which reduces the production assembly precision requirement of a guide wheel through optimizing the structure and is convenient to install and maintain.

The technical scheme adopted for solving the technical problems is as follows: a guide structure for carrying a material box comprises a guide seat slidably arranged on a goods shelf, wherein the guide seat is provided with a first guide mounting plate and a second guide mounting plate which are perpendicular to each other. The first guide mounting plate is provided with a plurality of guide mounting holes along the vertical direction, and the periphery of each guide mounting hole is provided with fixed mounting holes which are circularly arranged at intervals. The guide wheel mounting piece is arranged in the guide mounting hole and comprises a wheel disc part connected with the fixed mounting hole and a mounting shaft part connected with the guide wheel, and the mounting shaft part is connected with the wheel disc part through an eccentric structure.

In order to optimize the technical scheme, the utility model further comprises the following improved technical scheme.

The goods shelf is provided with two vertical supports, the two vertical supports are provided with vertical guide grooves on opposite surfaces, and the guide wheels are arranged in the guide grooves in a sliding mode.

The upper end of the vertical support is fixedly provided with a lifting motor for driving the guide seat to move up and down, and the lifting motor is connected with the second guide mounting plate through a lifting transmission belt arranged in the vertical support.

Compared with the prior art, the guide structure for the material conveying box has the advantages that when the installation angle of the guide wheel installation piece is rotated, the installation shaft part can be shifted through the eccentric structure, so that the installation gap between the guide wheels and the guide grooves is adjusted, each guide wheel can be uniformly stressed, the service life is prolonged, and the installation and the maintenance are convenient.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of an AGV for transporting a material transport.

Fig. 2 is a schematic perspective view of the guide structure of fig. 1.

Fig. 3 is an exploded view of the guide holder of fig. 2.

Fig. 4 is a schematic perspective view of the frame portion of fig. 1.

Fig. 5 is an exploded assembly view of fig. 4.

Fig. 6 is a schematic perspective view of the fork telescopic mechanism in fig. 5.

Fig. 7 is an exploded assembly view of fig. 6.

Fig. 8 is an exploded view of the fork rotation drive mechanism of fig. 5.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.

Fig. 1 to 8 are schematic structural views of the present utility model.

Wherein the reference numerals are as follows: the cradle mounting plate 1, the first telescopic rail 11, the first sprocket 12, the second sprocket 13, the drive chain 14, the cradle telescopic drive motor 15, the first telescopic seat 2, the second telescopic rail 21, the chain connecting plate 22, the mounting groove 23, the second telescopic seat 3, the first photosensor 31, the second photosensor 32, the setting tooth 4, the pulley 5, the drive belt 51, the first end 51a, the first belt fixing block 51b, the second end 51c, the second belt fixing block 51d, the pulley mounting seat 52, the frame 6, the first rotary bearing 61, the second rotary sprocket 62, the angle detection ring 63, the bin mounting seat 7, the detection sensor 71, the motor mounting seat 72, the bearing mounting seat 73, the second rotary bearing 74, the bin bottom plate 75, the rotary drive motor 8, the first rotary sprocket 81, the rotary chain 82, the AGV body 9, the shelf 91, the vertical bracket 92, the guide groove 92a, the elevating motor 93, the guide seat 94, the first guide mounting plate 94a, the second guide mounting plate 94b, the guide mounting hole 95, the fixed mounting hole 96, the guide wheel mounting member 97, the shaft member 97b, the elevating gear 97b, and the drive belt.

An AGV for conveying a material box according to the present utility model includes a pallet 91 having a plurality of layers provided on an AGV body 9. The shelf 91 has two vertical supports 92, a lifting guide mechanism capable of lifting is arranged along the vertical supports 92, a lifting motor 93 for driving the guide mechanism to move up and down is fixed at the upper end of the vertical supports 92, and the lifting motor 93 is connected with the guide mechanism through a lifting transmission belt 99 arranged in the vertical supports 92.

The guiding mechanism is connected with a frame 6, and the frame 6 is provided with a rotatable bin mounting seat 7 through a first rotary bearing 61. The feed bin mount pad 7 is fixed with feed bin bottom plate 75, and the both sides of feed bin bottom plate 75 are fixed with and embrace fork mounting panel 1. The fork holding mounting plate 1 is provided with a fork holding telescopic mechanism. The inner side of the material seat bottom plate is provided with a fork telescopic driving motor 15 for driving the fork telescopic mechanism.

The two vertical brackets 92 have vertical guide grooves 92a on opposite sides. The guide mechanism includes two guide holders 94, and the guide holders 94 have two first guide mounting plates 94a and second guide mounting plates 94b that are perpendicular to each other. The first guide mounting plate 94a is provided with a plurality of guide mounting holes 95 in the vertical direction, and the outer periphery of each guide mounting hole 95 is provided with circularly-spaced fixed mounting holes 96. A guide wheel mounting member 97 is provided in the guide mounting hole 95, and the guide wheel mounting member 97 includes a wheel disc portion 97a connected to the fixed mounting hole 96, and a mounting shaft portion 97b connected to the guide wheel 98, the mounting shaft portion 97b being connected to the wheel disc portion 97a by an eccentric structure.

The guide wheels 98 on the two guide holders 94 are slidably disposed in the guide grooves 92a. The second guide mounting plate 94b is connected to a lifting belt 99 on the side of the vertical bracket 92. The frame 6 is connected with two guide holders 94. By controlling the states of the lifting motor 93 and the lifting belt 99, the rack 6 can stay between the shelves 91 of each tier.

Because the guide wheels 98 are required to be in sliding fit with the guide grooves 92a, the installation accuracy of the guide wheels 98 is very high, and the poor fit accuracy of each guide wheel 98 and the guide groove 92a can cause excessive wear of a certain guide wheel 98, which is hard to wear, so that the service life is influenced. The guide wheel mounting member 97 of the present utility model can effectively avoid the defect of insufficient processing precision and mounting precision of the guide wheel 98. By rotating the angle of the adjustment wheel disc portion 97a, the eccentric structure of the mounting shaft portion 97b can adjust the mounting position of the guide wheel 98, so that the guide wheel 98 is well fitted with the guide groove 92a.

The frame 6 is provided with a rotatable magazine mount 7 via a first swivel bearing 61. The feed bin mount pad 7 is fixed with feed bin bottom plate 75, and the both sides of feed bin bottom plate 75 are fixed with and embrace fork mounting panel 1. The fork holding mounting plate 1 is provided with a fork holding telescopic mechanism. The inner side of the material seat bottom plate is provided with a fork telescopic driving motor 15 for driving the fork telescopic mechanism.

The fork holding telescopic mechanism comprises a fork holding mounting plate 1, the fork holding mounting plate 1 is provided with a first telescopic guide rail 11, a first telescopic seat 2 capable of sliding is arranged on the first telescopic guide rail 11, a second telescopic guide rail 21 is arranged on the first telescopic seat 2, a second telescopic seat 3 is arranged on the second telescopic guide rail 21, and a rotary poking tooth 4 is arranged at the front end of the second telescopic seat 3.

The yoke mounting plate 1 is provided with a first sprocket 12 and a second sprocket 13, and a drive chain 14 is provided on the first sprocket 12 and the second sprocket 13. The first telescopic seat 2 is connected with the driving chain 14 through a chain connecting plate 22. The clasping fork telescopic driving motor 15 is connected with a driving shaft, and two ends of the driving shaft are respectively connected with the first chain wheel 12 on the corresponding clasping fork mounting plate 1.

One end of the first telescopic seat 2 is provided with a belt pulley 5, and a transmission belt 51 is connected between the holding fork mounting plate 1 and the second telescopic seat 3. The first end 51a of the driving belt 51 is fixedly connected with one side of the yoke mounting plate 1 through a first belt fixing block 51 b. The second end 51c of the driving belt 51 is fixedly connected to one side of the second telescopic seat 3 through a second belt fixing block 51 d. A drive belt 51 is wound around the pulley 5.

The end of the first telescopic seat 2 is provided with a mounting groove 23, and a belt pulley mounting seat 52 capable of adjusting the mounting position is arranged in the mounting groove 23, so that the installation and maintenance are convenient. Pulley 5 is rotatably mounted within pulley mount 52. The pulley mount 52 is fixed by a lock block after its position is adjusted in the mount groove 23.

There are two sets of pulleys 5 and drive belts 51 as described above. Two groups of belt pulleys 5 are respectively arranged at two ends of the first telescopic seat 2. The two sets of drive belts 51 are mounted in the same manner.

When the device carries out carrying work, the frame 6 is firstly controlled to be lifted to a proper working height. Subsequently, the telescopic driving motor 15 drives the first sprocket 12 to rotate, and the driving chain 14 drives the first telescopic seat 2 to extend outwards through the chain connecting plate 22. In the process of outwards extending the first telescopic seat 2, the belt pulley 5 is driven to simultaneously outwards move, and as the first end 51a of the transmission belt 51 is fixed on the fork mounting plate 1, the second end 51c can drive the second telescopic seat 3 to outwards extend relative to the first telescopic seat 2, the whole extending stroke is prolonged, and meanwhile, the rigidity of the second telescopic seat 3 is improved. After the second telescopic seats 3 on the two sides reach the material box, the shifting motor drives the shifting teeth 4 to be put down, and then the second telescopic seats 3 retract reversely to convey the material box to the bottom plate 75 of the material bin.

When the device reaches the destination, the above actions are repeated, the second telescopic seat 3 stretches out, and the material box is completely pushed out to the destination workbench by virtue of the push plate at the rear part of the second telescopic seat 3. The rotary driving mechanism of the holding fork can control the working direction of the telescopic mechanism of the holding fork, so that the device can take and put the material box from a workbench at one side and can take and put the material box from a goods shelf 91.

The bin mounting seat 7 is fixedly provided with a rotary driving motor 8, a power shaft of the rotary driving motor 8 is connected with a first rotary sprocket 81, a second rotary sprocket 62 is sleeved on the outer ring of the first rotary bearing 61, and a rotary chain 82 is arranged between the first rotary sprocket 81 and the second rotary sprocket 62. The use of the rotating chain 82 may increase the service life of the device under heavy load conditions.

The first rotary bearing 61 and the second rotary sprocket 62 are coaxially installed, and the installation space is effectively utilized. The first rotating part of the first rotating bearing 61 is fixedly connected with the bin mounting seat 7, and the second rotating part of the first rotating bearing 61 is fixedly connected with the frame 6. The second rotary sprocket 62 is sleeved outside the first rotary bearing 61 and fixedly connected with the frame 6.

An angle detection ring 63 is fixed on the outer side of the second rotary sprocket 62, and a detection sensor 71 fixedly connected with the bin mounting seat 7 is arranged above the angle detection ring 63. When the two detection sensors 71 are located at the both ends of the angle detection ring 63, the initial position is set. When the bin mounting seat 7 rotates 90 degrees clockwise or anticlockwise, only one detection sensor 71 has a sensing signal, and the rotation direction can be judged by setting the detection sensor 71.

The stock bin mount 7 is fixed with motor mount 72, and the bottom of motor mount 72 is fixed with bearing mount 73, is equipped with second swivel bearing 74 in the bearing mount 73. The first rotary sprocket 81 is located between the second rotary bearing 74 and the motor mount 72. The power shaft of the rotary driving motor 8 passes through the motor mounting seat 72 downwards to be connected with the first rotary sprocket 81.

The front end of the second telescopic seat 3 is provided with a first photoelectric sensor 31. The bottom of the second telescopic seat 3 is provided with a second photoelectric sensor 32. The first photosensor 31 and the second photosensor 32 determine whether there is a material tank at the target position when in operation.

The preferred embodiments of this utility model have been described so far that various changes or modifications may be made by one of ordinary skill in the art without departing from the scope of this utility model.

Claims (3)

1. A guide structure for carrying material case, characterized by: the automatic guide device comprises a guide seat (94) which is arranged on a goods shelf (91) in a sliding manner, wherein the guide seat (94) is provided with a first guide mounting plate (94 a) and a second guide mounting plate (94 b) which are perpendicular to each other; the first guide mounting plate (94 a) is provided with a plurality of guide mounting holes (95) along the vertical direction, and the periphery of each guide mounting hole (95) is provided with fixed mounting holes (96) which are circularly arranged at intervals; the guide wheel mounting device is characterized in that a guide wheel mounting piece (97) is arranged in the guide mounting hole (95), the guide wheel mounting piece (97) comprises a wheel disc portion (97 a) connected with the fixed mounting hole (96) and a mounting shaft portion (97 b) connected with the guide wheel (98), and the mounting shaft portion (97 b) is connected with the wheel disc portion (97 a) through an eccentric structure.

2. The guide structure according to claim 1, characterized in that: the goods shelf (91) is provided with two vertical supports (92), the two vertical supports (92) are provided with vertical guide grooves (92 a) on opposite surfaces, and the guide wheels (98) are slidably arranged in the guide grooves (92 a).

3. The guide structure according to claim 2, characterized in that: the upper end of the vertical support (92) is fixedly provided with a lifting motor (93) for driving the guide seat (94) to move up and down, and the lifting motor (93) is connected with the second guide mounting plate (94 b) through a lifting transmission belt (99) arranged in the vertical support (92).

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