CN214689856U

CN214689856U - AGV floor truck is selected in relay

Info

Publication number: CN214689856U
Application number: CN202121201779.5U
Authority: CN
Inventors: 肖勇民; 汪明川; 周鑫
Original assignee: Shanghai Fawang Cloud Logistics Technology Co ltd
Current assignee: Shanghai Fawang Cloud Logistics Technology Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-12
Anticipated expiration: 2031-05-27

Abstract

The utility model provides a relay sorting AGV carrying trolley, which comprises a frame assembly, wherein the frame assembly is provided with a walking wheel system for walking and a battery assembly connected with the walking wheel system; the frame assembly comprises a first layer of supporting plate assembly and a second layer of supporting plate assembly, the first layer of supporting plate assembly and the second layer of supporting plate assembly are connected through supporting columns, and the second layer of supporting plate assembly is provided with an operation panel component; a laser barrier sensor is arranged on the frame assembly; the bottom of the frame assembly is provided with a laser scanning head. The hit rate of this scheme of adoption is high, takes the goods accuracy height, selects efficiently. The AGV trolley bears less commodities each time and has low power consumption. And power components such as a motor reducer and the like have long service life. The key part has high design, processing and assembly precision.

Description

AGV floor truck is selected in relay

Technical Field

The utility model belongs to the technical field of mechanical equipment and specifically relates to a AGV structure is selected in storage.

Background

The rise in the field of e-commerce logistics has brought about a lot of equipment for producing and packaging in storage and express delivery.

The storage relay sorting AGV is a conveying vehicle for the storage relay sorting and conveying industry, takes a rechargeable storage battery as a power source, is controlled by a computer, and is provided with a microprocessor and conveying equipment for controlling the advancing route and the behavior of the conveying equipment.

Relay picking: 1) the AGV accepts the scheduling instructions to the edge of the item to be picked. 2) An operator scans a code to pick up goods and picks up the goods in the AGV carrying box. 3) The operator presses the confirmation key, the AGV walks to the next commodity edge needing to be selected, the operator places the secondary commodities in the AGV carrying box, and the operation is repeated in this way, so that the commodities in one order are sorted completely.

Compared with a goods-to-person AGV picking mode, the relay picking mode has the advantages that 1) the hit rate is high, goods are taken manually, and the accuracy is high. 2) The sorting efficiency is high. 3) The AGV trolley bears less commodities each time and has low power consumption. And power components such as a motor reducer and the like have long service life.

Common warehousing AGV drive suspension systems are known from CN208306795U, CN 208682542U. The AGV suspension structure that CN208306795U announced, including the chassis subassembly, still include: the device comprises a gear train assembly, a power assembly and an elastic assembly. The one end of train subassembly with power component hinged joint, the other end of train subassembly passes through elastic component set up in on the chassis subassembly, the power component drive train subassembly. During the process of forward and backward movement of the AGV, if the ground is uneven, the suspension structure can float along an arc line by taking the hinge shaft as an origin, so that the driving wheels move forwards. The backward direction and the up-down direction are floated, the position relation of the driving wheels relative to the middle two-dimensional code scanning port is changed along the X-axis direction, and the traveling precision of the AGV is adversely affected. The spring elasticity direction of the suspension structure is not fixed, the contact force structure of the driving wheel and the ground is complex, and the suspension structure is easy to slip under the conditions of low load and low ground roughness. When the floating driving wheel is floated, the position of the driving wheel changes back and forth on the horizontal plane, and the motion control precision is influenced. The spring force changes complicatedly, and is not beneficial to calculating and controlling the ground gripping force of the driving wheel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the problem that exists among the prior art is overcome, a AGV floor truck is selected in relay is provided.

In order to solve the above problems, the technical solution of the present invention is as follows:

a relay sorting AGV carrying trolley comprises a frame assembly, wherein a walking wheel train for walking and a battery assembly connected with the walking wheel train are arranged on the frame assembly; the frame assembly comprises a first layer of supporting plate assembly and a second layer of supporting plate assembly, the first layer of supporting plate assembly and the second layer of supporting plate assembly are connected through supporting columns, and the second layer of supporting plate assembly is provided with an operation panel component; a laser barrier sensor is arranged on the frame assembly; the bottom of the frame assembly is provided with a laser scanning head.

The traveling wheel train comprises a pair of driving wheels and universal wheels, and the driving wheels are arranged in the middle of the bottom of the frame assembly; the universal wheels are arranged at four corners of the bottom of the frame assembly.

The driving wheel is connected with the frame assembly through a linear guide rod.

The battery assembly comprises a battery body and a battery installation box, wherein the battery body is arranged in the battery installation box, and the battery installation box is detachably arranged on the frame assembly.

The frame assembly comprises a support pillar, a support rib plate, a welding kit, a support lug plate, a lifting ring support plate, a frame front panel and a frame bottom plate; the welding external member is sleeved into the frame bottom plate and welded, and the support column is inserted into the welding external member and welded; the support rib plate is arranged at the bottom of the support column and connected with the frame bottom plate, and the support ear plate is inserted into the frame front panel through the mortise and tenon joint structure and welded.

The tenon-and-mortise structure comprises a tenon, the butt joint surface of the tenon is provided with a mortise, and during installation, the tenon is inserted into the mortise and welded.

The supporting plate assembly comprises a plastic component, a plastic supporting plate, a connecting plate, an adjusting plate pressing bolt, a horizontal adjusting plate, an upper guiding shaft support, a supporting shaft and a lower guiding shaft support; the adjusting plate compression bolt penetrates through the horizontal adjusting plate and is locked on the supporting column; the connecting plate is locked on the level adjusting plate by a bolt, and the plastic supporting plate is locked on the connecting plate; the supporting shaft penetrates through the lower guide shaft support, and the lower guide shaft support is locked on the universal wheel through a bolt; the upper guide shaft support floats up and down along the support shaft to adjust the levelness of the plastic support plate; a layer of plastic components is mounted on the plastic support plate.

The two-layer supporting plate assembly comprises two layers of plastic components, two layers of plastic supporting plates, two layers of enclosing plates, two layers of supporting plates, two layers of plastic bottom plates and two layers of plastic sleeve plates; the two-layer plastic sleeve plate is sleeved on the support column, the two-layer support plate is installed on the support column through bolts, and the two-layer plastic bottom plate is installed on the two-layer support plate; the second layer of coaming is arranged on the second layer of plastic supporting plate; the two-layer plastic component is assembled on the two-layer plastic supporting plate.

The operation panel component is connected with the two-layer supporting plate assembly through a hinge shaft.

The hinge shaft is provided with a strong magnet and a magnet suction plate.

The relay picking goods picking mode has the beneficial effects that: the hit rate of this scheme of adoption is high, takes the goods accuracy height, selects efficiently. The AGV trolley bears less commodities each time and has low power consumption. And power components such as a motor reducer and the like have long service life.

The suspension part adopts a box structure, the assembly process adopts tenon-and-mortise structure positioning and bolt connection, the driving suspension part is stable in structure, the assembly precision is high, the driving wheel is good in stress state, and the structural stability of the driving walking part of the whole vehicle is ensured.

The key part has high design, processing and assembly precision.

The battery adopts a quick assembly disassembly structure, and the battery can be quickly replaced on site without tools. (1) The AGV adapts to a fast-paced production tempo. (2) The AGV maintenance performance is greatly improved.

The angle of the display screen and the operation panel part can be adjusted. Avoid because light reflection of light leads to influencing liquid crystal display effect. Strong magnets are arranged at two key positions of the operating panel for positioning, so that the operating panel is prevented from shaking randomly due to vibration in the running process of the AGV trolley; when the operator operates the panel, the touch screen cannot be pushed to rotate the screen due to large force, so that the operation effect is not influenced. The angle of the operation panel is convenient to adjust, the angle can be rotated only by applying force slightly by hands, and an auxiliary tool is not needed.

The supporting beam part is welded after the section bar is sleeved by the sleeve, so that the influence of welding deformation on secondary assembly is reduced.

Drawings

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;

fig. 1 is the relay is selected AGV floor truck overall structure sketch map.

Fig. 2 is a schematic diagram of a deck assembly structure according to the present invention.

Fig. 3 is a schematic view of the frame assembly structure of the present invention.

Fig. 4 is a schematic structural diagram of a two-layer plate assembly according to the present invention.

Fig. 5 is the schematic diagram of the tenon-and-mortise structure of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

Referring to fig. 1, the relay sorting AGV, referring to fig. 1, includes a driving assembly 100, a universal wheel assembly 200, a battery system assembly 300, a frame assembly 400, an electrical component assembly 500, an operation panel assembly 600, a two-layer supporting plate assembly 700, a one-layer supporting plate assembly 800, a front housing seam 900, and a rear housing seam 910. The driving assembly 100, the universal wheel assembly 200, the battery assembly 300, the electrical component assembly 500 and the two-layer supporting plate assembly 700 are all assembled on the frame assembly 400; the operator panel assembly 600 is mounted on the two-layered support plate assembly 700. The battery system assembly 300 is a power source of the entire relay sorting AGV, and it is provided with a battery management system BMS, and can read the battery power and communicate with the PCB board in the electrical component assembly 500, and when the power is lower than a set value, the AGV automatically operates to a charging position to automatically charge. The driving assembly is provided with two linear bearings and guide rods thereof for guiding, the spring is sleeved on the linear guide rods, the driving wheel can only float up and down under the guide action of the guide rods, good contact between the driving wheel and the ground is ensured, and good stress states of the spring and the whole driving assembly are ensured. The course angle and the walking speed of the AGV can be adjusted through differential control of the two driving wheel motors, and the actions of walking, steering and the like of the AGV are realized. The center of the frame assembly 400 is provided with a scanning head for reading the ground two-dimensional code, and the speed of two driving wheels of the AGV is adjusted according to the angle and the position for reading the ground two-dimensional code, so that the traveling precision and the positioning precision of the AGV are controlled. The laser obstacle sensors are arranged on the diagonal positions of the frame assembly 400, so that obstacles in the range of 360 degrees in the AGV driving path can be detected, the safety performance of the AGV is guaranteed by timely decelerating and braking, meanwhile, the AGV advances and retreats in two directions, and the working efficiency of the AGV is improved. The operation panel assembly 600 is connected to the two-layered supporting plate assembly 700 by means of a hinge and can be adjusted by 0-90 deg. The operation panel is sucked at 0 degree or 90 degrees, the operation panel is prevented from rotating around the shaft randomly when swaying, the convenience in screen adjustment can be guaranteed, the screen cannot swing due to the vibration of the whole vehicle in the corresponding position operation process, and meanwhile, the screen content cannot be clearly seen due to the light. The frame assembly 400 adopts a mortise and tenon structure, so that the precision of key parts of the whole vehicle and the processing manufacturability of the whole vehicle are ensured. The battery system assembly 300 is provided with 4 bearings at the bottom to facilitate the removal of the battery.

The frame assembly 400 is shown in fig. 2 and 3. The frame is mainly formed by welding a support column 420, a support rib plate 421, a welding sleeve 422, a support lug plate 423, a lifting ring support plate 424, a frame front panel 425 and a frame bottom plate 401. In order to reduce the welding deformation of the supporting columns 420 and increase the welding strength of the supporting columns, the welding sleeve 422 is sleeved into the frame bottom plate 401 for welding, after cooling, the two supporting columns 420 are inserted into the welding sleeve 422 for welding, and the welding precision of the welding sleeve 422 is guaranteed by tooling. The support rib plate 421 can greatly improve the bending resistance of the frame assembly 400, and the welding sleeve 422 is added to avoid the concentration of welding seams and improve the welding precision and strength. The supporting lug plates 423 are inserted into the frame front panel 425 through the mortise and tenon structure and then welded, and the structure can facilitate the welding positioning of workers, reduce the welding deformation and facilitate the installation of the shell.

The frame assembly 400, the universal wheel assembly 200, the first layer supporting plate assembly 800, the second layer supporting plate assembly 700, the front shell welding joint 900 and the rear shell welding joint 910 are assembled, and see fig. 3.

A support plate assembly 800 comprises a plastic member 801, a plastic support plate 802, a connecting plate 803, an adjustment plate hold-down bolt 804, a leveling plate 805, an upper guide shaft support 806, a support shaft 807, and a lower guide shaft support 808. In order to ensure the assembly levelness of the one-layer support assembly 800, a level adjustment plate 805 and an upper guide shaft support 806 are provided so that the level of the plastic support plate 802 can be adjusted. The specific implementation process comprises the following steps: the adjusting plate compression bolt 804 passes through the level adjusting plate 805 and is locked on the supporting column 420, and a waist-shaped hole is formed in the level adjusting plate 805, so that height adjustment can be carried out. The connecting plate 803 is locked on the level adjusting plate 805 by bolts, and the plastic supporting plate 802 is locked on the connecting plate 803; the support shaft 807 passes through the lower guide shaft support 808, and the lower guide shaft support 808 is locked to the universal wheel assembly 200 by bolts. The upper guide shaft support 806 can float up and down along the support shaft 807 to adjust the levelness of the plastic support plate 802. Two layers of AGV trolleys need to be placed with material frames for transporting goods. The material frames need to be placed and taken down frequently, so that the first-layer plastic assembly 801 and the second-layer plastic assembly 701 are made of bakelite, and the strength, the wear resistance and the appearance of the bakelite meet the application occasions of the AGV.

The two-layer support plate assembly 700, see fig. 4, comprises a two-layer plastic component 701, a two-layer plastic support plate 702, a two-layer enclosure plate 703, a two-layer support plate 704, a two-layer plastic base plate 705, and a two-layer plastic sleeve plate 706. Firstly, the two-layer plastic sleeve plate 706 is sleeved into the supporting column 420, the two-layer supporting plate 704 is installed on the supporting column 420 through bolts, and the two-layer plastic base plate 705 is installed on the two-layer supporting plate 704. A two-layer shroud 703 is mounted to a two-layer plastic support plate 702. The two-layer plastic component 701 is then assembled onto the two-layer plastic support plate 702.

The shell and other parts needing bolt connection with the machine body are welded in a locating mode through a mortise and tenon structure, and therefore assembly precision and attractiveness of the shell are improved.

The tenon-and-mortise structure comprises a tenon, the butt joint surface of the tenon is provided with a mortise, and during installation, the tenon is inserted into the mortise and welded. Referring to fig. 5, the welding piece 102 of the walking bracket of the suspension part is welded in a locating manner by a tenon-and-mortise structure and comprises a speed reducer mounting plate 1021, a left linear bearing mounting plate 1022 and a right linear bearing mounting plate 1023. 1) Welding errors by workers can be avoided 2) less welding deformation. 3) The structural strength is enhanced.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A relay sorting AGV carrying trolley is characterized by comprising a frame assembly, wherein a traveling gear train for traveling and a battery assembly connected with the traveling gear train are arranged on the frame assembly; the frame assembly comprises a first layer of supporting plate assembly and a second layer of supporting plate assembly, the first layer of supporting plate assembly and the second layer of supporting plate assembly are connected through supporting columns, and the second layer of supporting plate assembly is provided with an operation panel component; a laser barrier sensor is arranged on the frame assembly; the bottom of the frame assembly is provided with a laser scanning head.

2. The AGV transporting trolley for relay picking according to claim 1, wherein the traveling wheel system comprises a pair of driving wheels and universal wheels, and the driving wheels are arranged in the middle of the bottom of the frame assembly; the universal wheels are arranged at four corners of the bottom of the frame assembly.

3. The AGV transporting trolley for relay picking according to claim 2, wherein the driving wheels are connected to the frame assembly through linear guide rods.

4. The AGV transporting trolley for relay sorting according to claim 1, wherein the battery assembly includes a battery body and a battery installation box, the battery body is arranged in the battery installation box, and the battery installation box is detachably arranged on the frame assembly.

5. The AGV carrier for relay sorting according to claim 1, wherein the frame assembly comprises support columns, support rib plates, welding kits, support lug plates, lifting ring support plates, a frame front panel and a frame bottom plate; the welding external member is sleeved into the frame bottom plate and welded, and the support column is inserted into the welding external member and welded; the support rib plate is arranged at the bottom of the support column and connected with the frame bottom plate, and the support ear plate is inserted into the frame front panel through the mortise and tenon joint structure and welded.

6. The AGV transporting trolley for relay sorting according to claim 5, wherein the mortise structure comprises a tenon, and a mortise is formed in the butt joint surface of the tenon, and the tenon is inserted into the mortise and welded during installation.

7. The AGV carrier for relay sorting of claim 1, wherein the first layer of support plate assembly comprises a first layer of plastic components, plastic support plates, a connecting plate, an adjusting plate hold-down bolt, a leveling plate, an upper guide shaft support, a support shaft, and a lower guide shaft support; the adjusting plate compression bolt penetrates through the horizontal adjusting plate and is locked on the supporting column; the connecting plate is locked on the level adjusting plate by a bolt, and the plastic supporting plate is locked on the connecting plate; the supporting shaft penetrates through the lower guide shaft support, and the lower guide shaft support is locked on the universal wheel through a bolt; the upper guide shaft support floats up and down along the support shaft to adjust the levelness of the plastic support plate; a layer of plastic components is mounted on the plastic support plate.

8. The AGV transporting trolley for relay sorting of claim 1, wherein the two-layer supporting plate assembly comprises two layers of plastic components, two layers of plastic supporting plates, two layers of enclosing plates, two layers of supporting plates, two layers of plastic bottom plates and two layers of plastic sleeving plates; the two-layer plastic sleeve plate is sleeved on the support column, the two-layer support plate is installed on the support column through bolts, and the two-layer plastic bottom plate is installed on the two-layer support plate; the second layer of coaming is arranged on the second layer of plastic supporting plate; the two-layer plastic component is assembled on the two-layer plastic supporting plate.

9. The AGV transporting trolley according to claim 1, wherein the operation panel assembly is connected to the two supporting plates by a hinge shaft.

10. The AGV transporting trolley for relay sorting according to claim 9, wherein the hinge shaft is provided with a strong magnet and a magnet attraction plate.