Intelligent RGV trolley of automatic storage shelf system
By introducing adjustable carrier stage and pressure sensors in the smart RGV trolley, the problem of irreconcilable load area and cargo weight detection is solved, achieving more stable cargo transportation, longer service life, and better protection effect .
Patent Information
- Application Number
- CN202420986621.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-09
- Publication Date
- 2024-12-17
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The load area of the existing smart AGV trolley is unadjusted, resulting in unstable loading of large goods and the weight of the goods cannot be detected, which can easily cause damage to the trolley and affect the service life.
An automatic storage shelf system intelligent RGV trolley is designed, using an adjustable stage and pressure sensor. The two-way threaded rod is driven by a reducer motor to adjust the stage, and the cargo weight is detected through the pressure sensor. If the maximum load weight is exceeded, Issue an alarm to avoid collisions.
The stable load and transportation of the loading platform is achieved, extending the service life of the car, and improving the protective effect, avoiding damage caused by excessive weight or collision of the car.
Smart Images
Figure CN222180669U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of intelligent RGV trolleys, in particular to an intelligent RGV trolley for an automatic storage shelf system. Background Art
[0002] An AGV cart is a transport vehicle equipped with an electromagnetic or optical automatic navigation device that can travel along a specified navigation path and has safety protection and various transfer functions. In the intelligent warehousing system, in order to facilitate the handling of goods in the storage shelves, the goods need to be transported by an intelligent AGV cart.
[0003] Application number CN202120953086.5 discloses an intelligent AGV trolley for a height-selective automatic storage shelf system, including a body, four drive rollers are rotatably installed on the bottom end of the body, and two connecting parts are fixedly installed on the two outer walls of the body that are far away from each other... The probability of damage to the AGV trolley can be reduced. Since the support plate is supported by the support plate, the pressure generated by the weight of the goods itself will not be directly applied to the body, which effectively prevents the body from being crushed by excessive weight of the goods, reduces the probability of damage to the AGV trolley, and greatly improves its service life; the loading area of the loading platform of this type of intelligent AGV trolley cannot be adjusted, resulting in insufficient stability in the loading of large goods, and the weight of the goods cannot be detected. Heavier goods will cause damage to the intelligent AGV trolley, affecting the service life of the intelligent AGV trolley. Utility Model Content
[0004] The purpose of the utility model is to provide an intelligent RGV trolley for an automatic storage shelf system to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above purpose, the utility model provides the following technical solution: an intelligent RGV trolley for an automatic storage shelf system, comprising a vehicle body, a support frame located above the top of the vehicle body, and loading platforms located at both ends above the top of the support frame, wherein the vehicle body comprises:
[0006] Moving wheels are arranged at the four corners of the bottom end of the vehicle body, and movable grooves are arranged at the four corners of the top end of the vehicle body; and
[0007] An adjustment block is arranged at one end of the bottom of the two sets of loading platforms.
[0008] Preferably, movable rods penetrating into the movable groove are provided at the four corners of the bottom of the support frame, speakers are installed on both sides of the two ends of the vehicle body, multiple sets of distance sensors are provided on both sides of the vehicle body, a pressure sensor is provided at the middle position of the top of the vehicle body, and a groove is provided at the top of the support frame.
[0009] Preferably, a reduction motor is installed at the middle position of one end of the support frame, the output end of the reduction motor is connected to a bidirectional threaded rod that penetrates into the interior of the adjustment block, and both sides of the groove are provided with limit rods that penetrate into the interior of the adjustment block.
[0010] Preferably, a driving motor is provided at the bottom end of the interior of the vehicle body, and the output end of the driving motor is connected to the moving wheel, and the top end of the adjusting block is welded to the bottom end of the loading platform.
[0011] Preferably, the top end of the movable rod is welded to the bottom end of the support frame, the movable rod is movably connected to the vehicle body via a movable groove, and the distance sensor is detachably connected to the vehicle body via a fixing bolt.
[0012] Preferably, a card slot is provided at a middle position of the bottom of the support frame, and the top end of the pressure sensor is connected to the card slot, and the pressure sensor is detachably connected to the vehicle body via a fixing bolt.
[0013] Preferably, a signal processing unit is provided inside the vehicle body, and the distance sensor and the pressure sensor are both electrically connected to the speaker through the signal processing unit.
[0014] Preferably, the reduction motor is detachably connected to the support frame via fixing bolts, a bearing is provided at a middle position of one end of the groove, and one end of the bidirectional threaded rod passes through the bearing.
[0015] Preferably, the outer sides of both ends of the bidirectional threaded rod are provided with positive and negative threads, and the middle positions inside the two groups of adjustment blocks are provided with threaded holes matching the bidirectional threaded rod.
[0016] Preferably, both ends of the two groups of adjustment blocks are provided with limiting holes, and the limiting rods penetrate into the limiting holes, and both ends of the two groups of limiting rods are welded to the two ends of the support frame.
[0017] Compared with the prior art, the beneficial effects of the utility model are:
[0018] 1. The utility model drives the bidirectional threaded rod to rotate through the reduction motor. The positive and negative threads on the outer sides of the two ends of the bidirectional threaded rod cooperate with the threaded holes inside the two groups of adjustment blocks, so that the two groups of adjustment blocks can drive the two groups of loading platforms to adjust towards each other. The adjustment blocks and the limit rods can be moved through the limit holes, so that the adjustment of the two groups of loading platforms is more stable, which is convenient for loading the loading area of the loading platform of the intelligent RGV trolley, and the placement and transportation of goods are more stable;
[0019] 2. The utility model can make the movable rod and the vehicle body move through the movable groove, so that the up and down movement of the support frame can be more stable. The gravity of the goods can be detected by the pressure sensor. If the set maximum load weight is exceeded, the horn will sound an alarm in time. The distance sensor can monitor the distance between the vehicle body and the obstacle, so as to avoid collision of the smart RGV trolley and make the smart RGV trolley have better protection effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following is a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.
[0021] Figure 1 It is a structural schematic diagram of the utility model.
[0022] Figure 2 It is a structural schematic diagram of the bottom of the loading platform of the utility model.
[0023] Figure 3 It is a structural schematic diagram of the top of the vehicle body of the utility model.
[0024] In the figure: 1. vehicle body; 101. moving wheel; 102. movable groove; 2. support frame; 201. movable rod; 202. horn; 203. distance sensor; 204. pressure sensor; 205. groove; 3. loading platform; 301. adjustment block; 302. reduction motor; 303. bidirectional threaded rod; 304. limit rod. DETAILED DESCRIPTION
[0025] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0026] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention 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 operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.
[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 an indirect connection 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.
[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions 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. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0029] See also Figure 1-3 The utility model provides an embodiment of an intelligent RGV trolley for an automatic storage shelf system: an intelligent RGV trolley for an automatic storage shelf system, comprising a vehicle body 1, a support frame 2 located above the top of the vehicle body 1, and loading platforms 3 located at both ends above the top of the support frame 2. The vehicle body 1 comprises: moving wheels 101 arranged at the four corners of the bottom end of the vehicle body 1, and movable grooves 102 are arranged at the four corners of the top end of the vehicle body 1; and an adjustment block 301 arranged at one end of the bottom of the two groups of loading platforms 3, which facilitates the adjustment of the loading platforms 3 to be more stable through the adjustment block 301.
[0030] Please refer to Figure 1 and Figure 3 , movable rods 201 penetrating into the movable groove 102 are arranged at the four corners of the bottom of the support frame 2. The movable rods 201 and the movable groove 102 make the up and down movement of the support frame 2 more stable. Speakers 202 are installed on both sides of both ends of the vehicle body 1. Multiple sets of distance sensors 203 are arranged on both sides of the vehicle body 1. A pressure sensor 204 is arranged in the middle position of the top of the vehicle body 1. The weight of the goods is detected by the pressure sensor 204. A groove 205 is arranged at the top of the support frame 2.
[0031] Please refer to Figure 1 and Figure 2A reduction motor 302 is installed at the middle position of one end of the support frame 2, and the output end of the reduction motor 302 is connected to a bidirectional threaded rod 303 that penetrates into the interior of the adjustment block 301. The reduction motor 302 drives the bidirectional threaded rod 303 to rotate, so that the two groups of adjustment blocks 301 can drive the two groups of loading platforms 3 to adjust towards each other. Limit rods 304 that penetrate into the interior of the adjustment block 301 are arranged on both sides of the groove 205. The limit rods 304 can make the adjustment of the two groups of loading platforms 3 more stable.
[0032] Please refer to Figure 1 and Figure 3 A driving motor is arranged at the bottom of the vehicle body 1, and the output end of the driving motor is connected to the moving wheel 101, and the driving motor provides power for the movement of the vehicle body 1. The top of the adjusting block 301 is welded to the bottom of the loading platform 3, and a storage battery is arranged inside the vehicle body 1 to provide power for the vehicle body. The top of the movable rod 201 is welded to the bottom of the supporting frame 2, and the movable rod 201 is movably connected to the vehicle body 1 through the movable groove 102. The distance sensor 203 is detachably connected to the vehicle body 1 through the fixing bolts, and the distance sensor 203 is fixed to the vehicle body 1 through the fixing bolts. Fixed installation, a card slot is set at the middle position of the bottom of the support frame 2, and the top of the pressure sensor 204 is connected to the card slot. The card slot makes the use of the pressure sensor 204 more stable. The pressure sensor 204 is detachably connected to the vehicle body 1 through a fixing bolt, so that the pressure sensor 204 is fixed to the top of the vehicle body 1. A signal processing unit is set inside the vehicle body 1. The distance sensor 203 and the pressure sensor 204 are electrically connected to the speaker 202 through the signal processing unit, which is convenient for processing the distance signal and the gravity signal, and is convenient for protecting the car.
[0033] Please refer to Figure 1 and Figure 2 The reduction motor 302 is detachably connected to the support frame 2 by fixing bolts, and the reduction motor 302 is fixedly installed with the support frame 2. A bearing is arranged at the middle position of one end of the groove 205, and one end of the two-way threaded rod 303 penetrates into the bearing, so that the rotation of the two-way threaded rod 303 is more stable. The outer sides of the two ends of the two-way threaded rod 303 are provided with positive and negative threads. The middle positions of the two groups of adjustment blocks 301 are provided with threaded holes matching the two-way threaded rod 303, which play the role of limit adjustment, so that the two groups of adjustment blocks 301 drive the two groups of loading platforms 3 to adjust towards each other, so that the loading area of the trolley can be adjusted. The two ends of the two groups of adjustment blocks 301 are provided with limit holes, and the limit rods 304 penetrate into the limit holes. The two ends of the two groups of limit rods 304 are welded to the two ends inside the support frame 2. The adjustment of the two groups of loading platforms 3 by the limit rods 304 is more stable, so that the load-bearing effect of the trolley is better.
[0034] Working principle: Before using the utility model, the intelligent RGV trolley is moved to the use position. When in use, the trolley is powered by the battery inside the trolley body 1, and the two-way threaded rod 303 is driven to rotate by the reduction motor 302. The positive and negative threads on the outer sides of the two ends of the two-way threaded rod 303 and the threaded holes inside the two groups of adjustment blocks 301 cooperate with each other, so that the two groups of adjustment blocks 301 can drive the two groups of loading platforms 3 to adjust towards each other. The adjustment blocks 301 and the limit rods 304 can be moved through the limit holes, so that the adjustment of the two groups of loading platforms 3 is more stable, which is convenient for the intelligent RGV. The loading area of the loading platform of the V trolley is used for loading, which makes the placement and transportation of goods more stable. The movable rod 201 can be moved with the vehicle body 1 through the movable groove 102, so that the up and down movement of the support frame 2 can be more stable. The gravity of the goods can be detected by the pressure sensor 204. If the set maximum load weight is exceeded, the horn 202 will sound an alarm in time. The distance sensor 204 can monitor the distance between the vehicle body 1 and the obstacle, so as to avoid the collision of the smart RGV trolley and make the smart RGV trolley have better protection effect.
[0035] The above is only an embodiment of the utility model, and the common sense such as the known specific structure and characteristics in the scheme is not described too much here. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.
Claims
1. An intelligent RGV vehicle for an automatic storage shelf system, characterized in that: The vehicle comprises a vehicle body (1), a support frame (2) located above the top of the vehicle body (1), and loading platforms (3) located at both ends above the top of the support frame (2), wherein the vehicle body (1) comprises: Moving wheels (101) are arranged at the four corners of the bottom end of the vehicle body (1), and movable grooves (102) are arranged at the four corners of the top end of the vehicle body (1); and An adjustment block (301) is arranged at one end of the bottom of the two groups of object carriers (3).
2. According to claim 1, the intelligent RGV vehicle for automatic storage rack system is characterized in that: The four corners of the bottom of the support frame (2) are all provided with movable rods (201) penetrating into the movable groove (102), the two sides of both ends of the vehicle body (1) are both equipped with speakers (202), the two sides of the vehicle body (1) are both provided with multiple sets of distance sensors (203), the middle position of the top of the vehicle body (1) is provided with a pressure sensor (204), and the top of the support frame (2) is provided with a groove (205).
3. The intelligent RGV vehicle for an automatic storage rack system according to claim 2 is characterized in that: A reduction motor (302) is installed at the middle position of one end of the support frame (2); the output end of the reduction motor (302) is connected to a bidirectional threaded rod (303) that penetrates into the interior of the adjustment block (301); and both sides of the groove (205) are provided with limit rods (304) that penetrate into the interior of the adjustment block (301).
4. The intelligent RGV vehicle for an automatic storage rack system according to claim 1 is characterized in that: A driving motor is provided at the bottom end of the vehicle body (1), and the output end of the driving motor is connected to the moving wheel (101). The top end of the adjustment block (301) is welded to the bottom end of the loading platform (3).
5. The intelligent RGV vehicle for automatic storage rack system according to claim 2 is characterized in that: The top end of the movable rod (201) is welded to the bottom end of the support frame (2), the movable rod (201) is movably connected to the vehicle body (1) via a movable groove (102), and the distance sensor (203) is detachably connected to the vehicle body (1) via a fixing bolt.
6. The intelligent RGV vehicle for an automatic storage rack system according to claim 2 is characterized in that: A card slot is provided at the middle position of the bottom of the support frame (2), and the top end of the pressure sensor (204) is connected to the card slot. The pressure sensor (204) is detachably connected to the vehicle body (1) via a fixing bolt.
7. The intelligent RGV vehicle for an automatic storage rack system according to claim 2 is characterized in that: A signal processing unit is arranged inside the vehicle body (1), and the distance sensor (203) and the pressure sensor (204) are both electrically connected to the speaker (202) via the signal processing unit.
8. The intelligent RGV vehicle for an automatic storage rack system according to claim 3 is characterized in that: The reduction motor (302) is detachably connected to the support frame (2) via fixing bolts, a bearing is provided at a middle position of one end inside the groove (205), and one end of the bidirectional threaded rod (303) penetrates into the bearing.
9. The intelligent RGV vehicle for an automatic storage rack system according to claim 3 is characterized by: The outer sides of both ends of the bidirectional threaded rod (303) are provided with positive and negative threads, and the middle positions inside the two groups of adjustment blocks (301) are provided with threaded holes matching the bidirectional threaded rod (303).
10. The intelligent RGV vehicle for an automatic storage rack system according to claim 3 is characterized in that: Both ends of the two groups of adjustment blocks (301) are provided with limiting holes, and the limiting rods (304) penetrate into the limiting holes. Both ends of the two groups of limiting rods (304) are welded to the two ends of the support frame (2).