Anti-collision structure of AGV (Automatic Guided Vehicle)

Abstract

The anti-collision structure of the AGV comprises a vehicle body and an anti-collision assembly, the anti-collision assembly comprises a rubber anti-collision beam, the rubber anti-collision beam is arranged on the periphery of the lower portion of the vehicle body, a plurality of first elastic pieces are arranged between the rubber anti-collision beam and the edge of the vehicle body, the edge of one side of the rubber anti-collision beam is connected with the edge of the vehicle body, and the edge of the other side of the rubber anti-collision beam is connected with the edge of the vehicle body. The rubber anti-collision beam is provided with at least one buffering groove, and the buffering groove is of a V-shaped structure. According to the utility model, the rubber anti-collision beam and the limiting plate are arranged around the vehicle body, the rubber anti-collision beam is of an integral enclosed structure and is connected to the side surface of the vehicle body through the spring, meanwhile, the V-shaped buffer groove is formed in the rubber anti-collision beam, and the limiting plate is also arranged between the rubber anti-collision beam and the vehicle body; the buffering and anti-collision performance of the AGV trolley is improved through cooperation of the rubber anti-collision beam and the limiting plate, and the structure is simple and practical.

Description

Technical Field

[0001] The utility model belongs to the technical field of AGV trolleys, and in particular relates to an anti-collision structure of an AGV trolley. Background Art

[0002] With the development of artificial intelligence, AGV automatic carts are becoming more and more popular. AGV carts usually move autonomously through electromagnetic or optical guidance in conjunction with preset programs. They are usually used in logistics warehousing or service industries to carry out tasks such as cargo handling. However, although some existing AGV carts have functions such as obstacle avoidance and automatic stop, they still need to be equipped with anti-collision structures on their sides. On the one hand, it can prevent the camera from failing to sense pedestrians or animals in the blind spot and continuing to move to cause harm to pedestrians or animals. On the other hand, it can protect the internal structure and components of the vehicle body. The existing anti-collision structure is usually a split design, which cannot fully protect the surrounding area of ​​the vehicle body. The protruding special-shaped area is easy to scratch the outside world. In addition, the existing anti-collision structure has poor anti-collision effect and buffering effect. Utility Model Content

[0003] The utility model aims to provide an anti-collision structure for an AGV trolley, which provides all-round protection for the periphery of the vehicle body by cooperating with an integral rubber anti-collision beam and a first elastic member, thereby improving the buffering effect of the anti-collision structure.

[0004] The utility model is realized by the following technical solutions:

[0005] An anti-collision structure for an AGV trolley comprises a body and an anti-collision component, wherein the anti-collision component comprises a rubber anti-collision beam, wherein the rubber anti-collision beam is arranged around the bottom of the body, wherein a plurality of first elastic members are arranged between the rubber anti-collision beam and the edge of the body, wherein one side edge of the rubber anti-collision beam is connected to the edge of the body, and wherein at least one buffer groove is arranged on the rubber anti-collision beam, wherein the buffer groove is a V-shaped structure.

[0006] Furthermore, a limiting ring is provided at the connection between the rubber anti-collision beam and the vehicle body, the limiting ring cooperates with the outer surface of the rubber anti-collision beam, and a fixing bolt is provided on the limiting ring, and the fixing bolt passes through the rubber anti-collision beam and is connected to the vehicle body.

[0007] Furthermore, the anti-collision component includes multiple limit plates, which are respectively arranged on the upper side, lower side, left side and right side of the vehicle body. The multiple limit plates are all arranged on the inner side of the rubber anti-collision beam, and a second elastic member is arranged between the limit plates and the vehicle body.

[0008] Furthermore, the widths of the plurality of limit plates are all smaller than the widths of the corresponding vehicle body sides.

[0009] Furthermore, the limiting plate is provided with an avoidance hole, and the first elastic member passes through the avoidance hole and is connected to the vehicle body.

[0010] Furthermore, pressure sensors are arranged on all sides of the vehicle body at positions relative to the limiting plates.

[0011] Furthermore, a control host is arranged in the vehicle body, and the control host is electrically connected to the pressure sensor.

[0012] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0013] 1) In the utility model, a rubber anti-collision beam and a limit plate are arranged around the vehicle body. The rubber anti-collision beam is an integral enclosure structure connected to the side of the vehicle body through a spring. At the same time, a V-shaped buffer groove is arranged on the rubber anti-collision beam. In addition, a limit plate is arranged between the rubber anti-collision beam and the vehicle body. The limit plate is connected to the side of the vehicle body through a damping shock absorber. The buffering and anti-collision performance of the AGV vehicle is improved by cooperating with the rubber anti-collision beam and the limit plate. The structure is simple and practical.

[0014] 2) In the utility model, a plurality of pressure sensors are arranged on the side of the vehicle body. The pressure sensors are arranged around the vehicle body and are respectively located at positions corresponding to the four limit plates. When the side of the AGV is hit, the limit plates approach the vehicle body and squeeze the pressure sensors. The pressure sensors feed back the pressure data to the control host, and the control host stops the AGV from moving, thereby realizing the collision stop function of the AGV. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a schematic cross-sectional structure diagram of the anti-collision structure of the AGV trolley of the utility model.

[0017] Figure 2 It is a schematic diagram of the top view of the anti-collision structure of the AGV trolley of the utility model.

[0018] Among them: 1-car body, 2-rubber anti-collision beam, 3-first elastic member, 4-limiting plate, 5-second elastic member, 6-limiting ring, 7-pressure sensor. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0020] Embodiment 1:

[0021] The main structure of this embodiment is an anti-collision structure of an AGV car, such as Figure 1 and Figure 2 As shown, it includes a vehicle body 1 and an anti-collision component, the anti-collision component includes a rubber anti-collision beam 2, the rubber anti-collision beam 2 is arranged around the bottom of the vehicle body 1, a plurality of first elastic members 3 are arranged between the rubber anti-collision beam 2 and the edge of the vehicle body 1, one side edge of the rubber anti-collision beam 2 is connected to the edge of the vehicle body 1, at least one buffer groove is arranged on the rubber anti-collision beam 2, and the buffer groove is a V-shaped structure; a limiting ring 6 is arranged at the connection between the rubber anti-collision beam 2 and the vehicle body 1, the limiting ring 6 cooperates with the outer surface of the rubber anti-collision beam 2, and a first elastic member 3 is arranged on the limiting ring 6 A fixing bolt is provided, and the fixing bolt passes through the rubber anti-collision beam 2 and is connected to the vehicle body 1; the anti-collision component includes a plurality of limit plates 4, and the limit plates 4 are respectively arranged on the upper side, lower side, left side and right side of the vehicle body 1, and the plurality of limit plates 4 are all arranged on the inner side of the rubber anti-collision beam 2, and a second elastic member 5 is arranged between the limit plates 4 and the vehicle body 1; the width of the plurality of limit plates 4 is smaller than the width of the corresponding side of the vehicle body 1; the limit plates 4 are provided with avoidance holes, and the first elastic member 3 passes through the avoidance holes and is connected to the vehicle body 1.

[0022] The AGV trolley includes a body 1 and an anti-collision component. A wheel hub is arranged at the bottom of the body 1. The anti-collision component is arranged around the body 1. The anti-collision component includes a rubber anti-collision beam 2 and four limit plates 4. The rubber anti-collision beam 2 is an integral structure. The rubber anti-collision beam 2 matches the circumference of the body 1. One end of the rubber anti-collision beam 2 is fixed to the side of the bottom of the body 1. A limit ring 6 is arranged on the outer side of the connection end between the rubber anti-collision beam 2 and the body 1. The limit ring 6 is preferably made of carbon steel. The limit ring 6 matches the outer surface of the rubber anti-collision beam 2. The limit ring 6 is fixed by a fixed The fixing bolts are connected to the vehicle body 1 and the rubber anti-collision beam 2 is pressed and fixed on the side of the vehicle body 1. A plurality of fixing bolts pass through the rubber anti-collision beam 2 and are threadedly connected to the side of the vehicle body 1. In order to improve the cushioning and durability of the rubber anti-collision beam 2, two V-shaped buffer grooves are arranged on the rubber anti-collision beam 2. The V-shaped buffer groove enables the rubber anti-collision beam 2 to preferentially deform elastically along the structure of the buffer groove when it is deformed by collision, thereby preventing the surface of the rubber anti-collision beam 2 from being damaged due to the rigid deformation. The other end of the rubber anti-collision beam 2 is flush with the bottom of the vehicle body 1. The rubber anti-collision beam 2 is provided with a plurality of first elastic members 3, and two first elastic members 3 are provided on the upper side, the lower side, the left side and the right side of the rubber anti-collision beam 2, and the first elastic members 3 on each side are arranged at intervals. When the rubber anti-collision beam 2 is deformed by collision, the spring and the buffer groove are squeezed and deformed, thereby producing a buffering and anti-collision effect; the first elastic member 3 is preferably a spring, and the spring is connected to the side of the vehicle body 1; in addition, four limit plates 4 are provided on the inner side of the rubber anti-collision beam 2, and the four limit plates 4 are respectively arranged on the vehicle body 1 The upper side, lower side, left side and right side, the limit plate 4 is connected to the vehicle body 1 through the second elastic member 5, the second elastic member 5 is preferably a damping shock absorber, and each limit plate 4 is provided with two damping shock absorbers to prevent collision; the limit plate 4 is provided with avoidance holes, and the avoidance holes are arranged corresponding to the first elastic member 3. The first elastic member 3 is connected to the side of the vehicle body 1 after passing through the avoidance holes on the limit plate 4. The length of the first elastic member 3 is greater than the length of the second elastic member 5, so that the anti-collision structure has better anti-collision buffering performance.

[0023] Embodiment 2:

[0024] Based on the above embodiment, this embodiment further adds a pressure sensor 7. Pressure sensors 7 are arranged on all sides of the vehicle body 1 at positions relative to the limit plates 4. A control host is arranged in the vehicle body 1, and the control host is electrically connected to the pressure sensor 7.

[0025] In order to realize the collision stop function of the AGV, pressure sensors 7 are arranged on the four sides of the AGV. The pressure sensors 7 are arranged on the sides of the car body 1 opposite to the four limit plates 4. A control host is arranged in the car body 1. The control host processes the information sent back by the external camera according to the preset algorithm to actively avoid obstacles. At the same time, the control host is connected to the pressure sensor 7. The control host presets the normal range of pressure values. When the actual pressure data value exceeds the normal data value range, the AGV stops moving; when the rubber anti-collision beam 2 is deformed by impact, it squeezes the limit plate 4, so that the limit plate 4 moves toward the car body 1, contacts and squeezes the pressure sensor 7. After the pressure sensor 7 is subjected to force, the data information is sent to the control host. The control host controls the car body 1 to stop moving, thereby realizing the collision stop function of the AGV. The other parts of this embodiment are the same as the above embodiment, which will not be repeated here.

[0026] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. used to indicate the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, or are the orientation or position relationship in which the utility model product is usually placed when used. They are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model.

[0027] In addition, if the terms "horizontal" or "vertical" appear in the description of the present invention, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0028] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.

Claims

1. An anti-collision structure of an AGV, characterized in that: The invention comprises a vehicle body and an anti-collision component, wherein the anti-collision component comprises a rubber anti-collision beam, wherein the rubber anti-collision beam is arranged around the lower part of the vehicle body, wherein a plurality of first elastic members are arranged between the rubber anti-collision beam and the edge of the vehicle body, wherein one side edge of the rubber anti-collision beam is connected to the edge of the vehicle body, and wherein at least one buffer groove is arranged on the rubber anti-collision beam, and the buffer groove is a V-shaped structure.

2. The anti-collision structure of the AGV as claimed in claim 1, characterized in that: A limiting ring is provided at the connection between the rubber anti-collision beam and the vehicle body, the limiting ring cooperates with the outer surface of the rubber anti-collision beam, and a fixing bolt is provided on the limiting ring, and the fixing bolt passes through the rubber anti-collision beam and is connected to the vehicle body.

3. The anti-collision structure of the AGV as claimed in claim 1, characterized in that: The anti-collision component includes multiple limit plates, which are respectively arranged on the upper side, lower side, left side and right side of the vehicle body. The multiple limit plates are all arranged on the inner side of the rubber anti-collision beam, and a second elastic member is arranged between the limit plates and the vehicle body.

4. The anti-collision structure of the AGV as claimed in claim 3, characterized in that: The widths of the plurality of limit plates are all smaller than the widths of the corresponding vehicle body sides.

5. The anti-collision structure of the AGV as claimed in claim 3, characterized in that: The limiting plate is provided with an avoidance hole, and the first elastic member passes through the avoidance hole and is connected to the vehicle body.

6. The anti-collision structure of the AGV as claimed in claim 3, characterized in that: Pressure sensors are arranged on all sides of the vehicle body at positions relative to the limiting plates.

7. The anti-collision structure of the AGV as claimed in claim 6, characterized in that: A control host is arranged in the vehicle body, and the control host is electrically connected to the pressure sensor.

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