CN219194391U

CN219194391U - Jacking structure of four-way transport vehicle

Info

Publication number: CN219194391U
Application number: CN202120618641.9U
Authority: CN
Inventors: 邹宗敏; 张详云; 朱小剑
Original assignee: Ningbo Zhiqian Intelligent Engineering Co ltd
Current assignee: Ningbo Zhiqian Intelligent Engineering Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2023-06-16
Anticipated expiration: 2031-03-26

Abstract

The utility model discloses a jacking structure of a four-way transport vehicle, which comprises a vehicle body, wherein the vehicle body is provided with a lifting bracket capable of moving up and down; the lifting support is fixedly provided with a lifting driving bearing, and a rotatable eccentric wheel is arranged in the lifting driving bearing; the eccentric shaft of the eccentric wheel is rotatably arranged on the vehicle body and is connected with a lifting driving motor on the vehicle body; an auxiliary connecting plate is arranged between the lifting support and the eccentric wheel, the auxiliary connecting plate is provided with a body part, and the body part is provided with a first connecting part extending to the lifting support and a second connecting part extending to the eccentric wheel. The auxiliary connecting plate is arranged between the lifting support and the eccentric wheel, so that the stability of the lifting structure can be enhanced, and the service life of the lifting structure can be prolonged.

Description

Jacking structure of four-way transport vehicle

Technical Field

The utility model relates to the field of logistics conveying, in particular to a jacking structure of a four-way transport vehicle.

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. The existing AGV trolley is high in price, and meanwhile has the defects of complex structure, unstable performance of the fork holding telescopic mechanism, high failure rate and the like.

Disclosure of Invention

Aiming at the current state of the art, the utility model provides a jacking structure of a four-way transport vehicle, which realizes the switching of a driving wheel and a lifting wheel, improves the stability of the jacking structure and prolongs the service life.

The technical scheme adopted for solving the technical problems is as follows: a jacking structure of a four-way transport vehicle comprises a vehicle body, wherein the vehicle body is provided with a lifting bracket capable of moving up and down; the lifting support is fixedly provided with a lifting driving bearing, and a rotatable eccentric wheel is arranged in the lifting driving bearing; the eccentric shaft of the eccentric wheel is rotatably arranged on the vehicle body and is connected with a lifting driving motor on the vehicle body; an auxiliary connecting plate is arranged between the lifting support and the eccentric wheel, the auxiliary connecting plate is provided with a body part, and the body part is provided with a first connecting part extending to the lifting support and a second connecting part extending to the eccentric wheel.

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

The first connecting part is rotationally connected with the lifting bracket through a first pin shaft; the second connecting part is rotationally connected with the circle center of the eccentric wheel through a second pin shaft; a groove for accommodating the eccentric shaft is arranged between the first connecting part and the second connecting part (3 c).

The body part of the auxiliary connecting plate extends to two sides of the eccentric wheel, and a group of first connecting parts and second connecting parts are respectively arranged on two sides of the eccentric wheel.

The eccentric shaft is fixedly connected with a driving sprocket, a power shaft of the lifting driving motor is connected with a driving sprocket, and the driving sprocket is connected with the driving sprocket through a chain.

The lifting brackets are two groups and are symmetrically arranged on two sides of the vehicle body, and the two ends of the lifting brackets are provided with lifting wheels capable of rotating.

Compared with the prior art, the lifting structure of the four-way transport vehicle has the advantages that the auxiliary connecting plate is arranged between the lifting support and the eccentric wheel, so that the stability of the lifting structure can be enhanced, and the service life of the lifting structure can be prolonged.

Drawings

Fig. 1 is a schematic perspective view of a four-way transport vehicle.

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

Fig. 3 is a partial structural schematic diagram of fig. 2.

Fig. 4 is a schematic perspective view of the fork structure of fig. 1.

Fig. 5 is a schematic perspective view of fig. 4 in an extended state.

Fig. 6 is a rear perspective view 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 6 are schematic structural views of the present utility model.

Wherein the reference numerals are as follows: the vehicle body 1, the driving wheel 11, the lifting driving motor 12, the chain 13, the lifting bracket 2, the lifting wheel 21, the lifting driving bearing 22, the eccentric wheel 23, the eccentric shaft 24, the driving sprocket 25, the auxiliary connecting plate 3, the body part 3a, the first connecting part 3b, the second connecting part 3c, the groove 3d, the plate fork mounting plate 4, the driving gear 41, the first telescopic guide rail 42, the second telescopic seat 5, the second telescopic guide rail 51, the poking teeth 6, the poking rod part 6a, the limiting part 6b, the poking teeth driving motor 61, the coupling 62, the limiting stop 63, the first telescopic seat 7, the rack 71, the belt pulley 72, the driving belt 73, the first belt fixing block 74, the second belt fixing block 75, the mounting groove 76 and the belt pulley mounting seat 77.

The four-way transport vehicle comprises a vehicle body 1, wherein the vehicle body 1 is provided with a driving wheel 11, two groups of plate fork assemblies are fixed on the vehicle body 1, lifting supports 2 capable of moving up and down are arranged on the outer sides of the two groups of plate fork assemblies, and the lifting supports 2 are provided with lifting wheels 21 perpendicular to the moving direction of the driving wheel 11.

The lifting support 2 is fixedly provided with a lifting driving bearing 22, and a rotatable eccentric wheel 23 is arranged in the lifting driving bearing 22. The eccentric shaft 24 of the eccentric wheel 23 is rotatably arranged on the vehicle body 1 and is connected with the lifting driving motor 12 on the vehicle body 1.

The driving wheel 11 can drive the vehicle body 1 to move in the first direction, and when it is necessary to move in the vertical direction, the lifting driving motor 12 drives the lifting bracket 2 to descend, and the lifting wheel 21 is used to move in the vertical direction. The lifting action of the lifting support 2 is mainly realized by virtue of a jacking structure.

An auxiliary connecting plate 3 is arranged between the lifting bracket 2 and the eccentric wheel 23, the auxiliary connecting plate 3 is provided with a body part 3a, and the body part 3a is provided with a first connecting part 3b extending towards the lifting bracket 2 and a second connecting part 3c extending towards the eccentric wheel 23. The first connecting part 3b is rotatably connected with the lifting bracket 2 through a first pin shaft. The second connecting part 3c is rotationally connected with the center of the eccentric wheel 23 through a second pin shaft. Between the first connecting portion 3b and the second connecting portion 3c is a groove 3d accommodating the eccentric shaft 24.

The main body 3a of the auxiliary connecting plate 3 extends to two sides of the eccentric wheel 23, and a first connecting part 3b and a second connecting part 3c which are symmetrical are respectively arranged on two sides of the eccentric wheel 23.

The eccentric shaft 24 is fixedly connected with a driving sprocket 25, the power shaft of the lifting driving motor 12 is connected with a driving sprocket, and the driving sprocket is connected with the driving sprocket 25 through a chain 13. When the lifting driving motor 12 drives the eccentric shaft 24 to rotate, the eccentric shaft 24 drives the eccentric wheel 23 to rotate, and the lifting of the lifting bracket 2 is realized by using the auxiliary connecting plate 3.

The plate fork assembly comprises a plate fork mounting plate 4 fixed on the vehicle body 1, two ends of the plate fork mounting plate 4 are provided with rotatable driving gears 41, the plate fork mounting plate 4 is provided with a first telescopic guide rail 42, and the first telescopic guide rail 42 is provided with a first telescopic seat 7 capable of horizontally sliding. The bottom of the first telescopic seat 7 has a rack 71 engaged with the driving gear 41. The first telescopic seat 7 is provided with a second telescopic guide rail 51, and the second telescopic guide rail 51 is provided with a second telescopic seat 5 capable of sliding horizontally. The two ends of the second telescopic seat 5 are respectively provided with a rotatable shifting tooth 6.

One end of the first telescopic seat 7 is provided with a belt pulley 72, and a transmission belt 73 is connected between the plate fork mounting plate 4 and the second telescopic seat 5. The first end of the driving belt 73 is fixedly connected to one side of the plate fork mounting plate 4 through a first belt fixing block 74. The second end of the driving belt 73 is fixedly connected with one side of the second telescopic seat 5 through a second belt fixing block 75.

The first telescopic seat 7 is provided with two groups of belt pulleys 72 and a transmission belt 73. When one group of pulleys 72 is positioned at the right end of the first telescopic seat 7, the ends of the corresponding transmission belts 73 are respectively connected with the left ends of the plate fork mounting plate 4 and the second telescopic seat 5. When the other group of belt pulleys 72 is positioned at the left end of the first telescopic seat 7, the end parts of the corresponding driving belts 73 are respectively connected with the right ends of the plate fork mounting plate 4 and the second telescopic seat 5.

The transmission belt 73 is wound around the pulley 72, and when the first telescopic seat 7 moves, the transmission belt 73 is pulled by the pulley 72. Because the both ends of drive belt 73 respectively with board fork mounting panel 4 and the flexible seat 5 fixed connection of second, so can drive the flexible seat 5 synchronous motion of second when the flexible seat 7 of first removes, increase the flexible stroke of the flexible seat 5 of second, can strengthen the structural stability after stretching out simultaneously.

The end of the first telescopic seat 7 is provided with a mounting groove 76, a belt pulley mounting seat 77 capable of adjusting the mounting position is arranged in the mounting groove 76, and the belt pulley 72 is rotatably mounted in the belt pulley mounting seat 77.

The second telescopic seat 5 is fixed with a gear shifting driving motor 61, and a power shaft of the gear shifting driving motor 61 is connected with the gear shifting 6 through a coupler 62. The setting teeth 6 have a shaft sleeve portion, one side of the shaft sleeve portion extends outwards to form a setting lever portion 6a, the other side of the shaft sleeve portion extends outwards to form a limiting portion 6b, and the second telescopic seat 5 is provided with a limiting stop 63 matched with the limiting portion 6 b. The second telescopic seat 5 can push the material box into or out of the vehicle body 1 by using the poking teeth 6 in the telescopic process.

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

1. The utility model provides a jacking structure of four-way transport vechicle, includes automobile body (1), characterized by: the vehicle body (1) is provided with a lifting bracket (2) which can move up and down; the lifting support (2) is fixedly provided with a lifting driving bearing (22), and a rotatable eccentric wheel (23) is arranged in the lifting driving bearing (22); the eccentric shaft (24) of the eccentric wheel (23) is rotatably arranged on the vehicle body (1) and is connected with the lifting driving motor (12) on the vehicle body (1); an auxiliary connecting plate (3) is arranged between the lifting support (2) and the eccentric wheel (23), the auxiliary connecting plate (3) is provided with a body part (3 a), and the body part (3 a) is provided with a first connecting part (3 b) extending to the lifting support (2) and a second connecting part (3 c) extending to the eccentric wheel (23).

2. The jacking construction of claim 1, wherein: the first connecting part (3 b) is rotationally connected with the lifting bracket (2) through a first pin shaft; the second connecting part (3 c) is rotationally connected with the circle center of the eccentric wheel (23) through a second pin shaft; a groove (3 d) for accommodating the eccentric shaft (24) is arranged between the first connecting part (3 b) and the second connecting part (3 c).

3. The jacking structure of claim 2, wherein: the body part (3 a) of the auxiliary connecting plate (3) extends towards two sides of the eccentric wheel (23), and a group of first connecting parts (3 b) and second connecting parts (3 c) are respectively arranged on two sides of the eccentric wheel (23).

4. The jacking construction of claim 1, wherein: the eccentric shaft (24) is fixedly connected with a driving sprocket (25), a power shaft of the lifting driving motor (12) is connected with a driving sprocket, and the driving sprocket is connected with the driving sprocket (25) through a chain (13).

5. The jacking construction of claim 1, wherein: the lifting brackets (2) are two groups and are symmetrically arranged on two sides of the vehicle body (1), and lifting wheels (21) capable of rotating are arranged at two ends of the lifting brackets (2).