CN215043256U

CN215043256U - AGV dolly of 50 tons of heavy loads

Info

Publication number: CN215043256U
Application number: CN202120808919.9U
Authority: CN
Inventors: 禹业帅; 谢静宇; 许义; 宋巍
Original assignee: TIANJIN TONGGUANG GROUP SPECIAL EQUIPMENT CO LTD
Current assignee: TIANJIN TONGGUANG GROUP SPECIAL EQUIPMENT CO LTD
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-12-07
Anticipated expiration: 2031-04-20

Abstract

The utility model relates to the technical field of logistics handling equipment, in particular to an AGV trolley with heavy load of 50 tons, which comprises a main body bearing frame, a running wheel mechanism, a hydraulic jacking mechanism and a square tube frame; the running wheel mechanism comprises a mounting plate fixedly arranged on a main bearing frame of the vehicle body, the bottom end of the mounting plate is rotatably connected with a wheel carrier through a slewing bearing, two sides of the wheel carrier are respectively and fixedly provided with a running wheel shaft, the running wheel shafts are rotatably connected with a main wheel through a wheel hub bearing, and the wheel carrier is fixedly provided with a motor for driving the main wheel to independently rotate; the hydraulic jacking mechanism comprises a hydraulic cylinder fixedly arranged on the main bearing frame of the vehicle body, a hydraulic top plate fixedly arranged on a piston rod of the hydraulic cylinder and a hydraulic control unit; the square tube frame is internally provided with a storage battery and a hydraulic control unit. The utility model discloses compact structure, convenient operation is exclusively used in and bears the weight of the heavy object, and bearing capacity is big, and the security is strong.

Description

AGV dolly of 50 tons of heavy loads

Technical Field

The utility model relates to a commodity circulation haulage equipment technical field specifically is a 50 tons of AGV dolly of heavy load.

Background

An Automated Guided Vehicle (AGV) is a transfer robot equipped with an electromagnetic or photoelectric automatic guide device, capable of automatically traveling along a predetermined guide path, and having a programming and mode selection device, a safety protection device, and various transfer functions, and is generally called an AGV cart. The travel path of the AGV can be flexibly changed according to the storage cargo space requirement, the production process flow, etc., and the cost of the change of the travel path is very low compared with the conventional conveying belt and rigid conveying line. The AGV is generally provided with a loading and unloading mechanism, and can be automatically interfaced with other logistics equipment to realize the automation of the whole process of loading, unloading and carrying goods and materials. In addition, the AGV also has the characteristics of clean production, and the AGV relies on battery (5) from the area to provide power, and noiselessness, pollution-free in the operation process can use in many places that require operational environment cleanness.

In recent years, with the introduction of 4.0 concepts in industries typified by smart factories, smart production, and smart logistics, the demand for smart devices in manufacturing industry has increased greatly, and the range of applications and scale of AGVs have been expanding. In view of this, it is especially important to design and manufacture a heavy-load AGV trolley with good load-bearing effect in AGV production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 50 tons of AGV dollies of heavy load, especially a compact structure, convenient operation is exclusively used in and bears the weight of the heavy object, and bearing capacity is big, the strong AGV dolly of security.

In order to achieve the above object, the utility model provides a following technical scheme: an AGV trolley with a heavy load of 50 tons comprises a main body bearing frame, a running wheel mechanism, a hydraulic jacking mechanism and a square pipe frame;

the running wheel mechanism is arranged below the vehicle body bearing main frame and comprises a mounting plate fixedly arranged on the vehicle body bearing main frame, the bottom end of the mounting plate is rotatably connected with a wheel carrier through a slewing bearing, two sides of the wheel carrier are respectively and fixedly provided with a running wheel shaft, the running wheel shaft is rotatably connected with a main wheel through a wheel hub bearing, and the wheel carrier is fixedly provided with a motor for driving the main wheel to independently rotate;

the hydraulic jacking mechanism is arranged in the vehicle body bearing main frame and comprises a hydraulic cylinder fixedly arranged on the vehicle body bearing main frame, a hydraulic top plate fixedly arranged on a piston rod of the hydraulic cylinder and a hydraulic control unit;

square pipe frame set firmly in the bottom of automobile body bearing main frame, place battery and hydraulic control unit in the square pipe frame, the battery is electric connection respectively hydraulic control unit and motor.

Optionally, the vehicle body bearing main frame includes a rectangular frame structure formed by fixedly connecting two longitudinal side beams and two transverse side beams, a longitudinal main beam parallel to the longitudinal side beams, and a transverse connecting beam parallel to the transverse side beams, two ends of the longitudinal main beam are respectively and fixedly connected to the two transverse side beams, and two ends of the transverse connecting beam are respectively and fixedly connected to the longitudinal main beam and the longitudinal side beams.

Optionally, a first top guard plate and a second top guard plate are fixedly arranged at the top end of the vehicle body bearing main frame, and a side guard plate is fixedly arranged on the outer side wall of the longitudinal side beam.

Optionally, the square tube frame comprises a hanging square tube fixedly arranged at the bottom end of the vehicle body bearing main frame, and a square tube grid frame fixedly connected with the hanging square tube; the square pipe grid frame is fixedly provided with the storage battery and the hydraulic control unit, the square pipe grid frame is provided with a rectangular blank space, a square pipe protection plate fixedly connected with the square pipe grid frame in a hanging mode is arranged in the rectangular blank space, and the square pipe protection plate is enclosed to form a rectangular space for containing the running wheel mechanism.

Optionally, a main wheel gear is fixedly arranged at one end of the inner side of the main wheel, a motor gear meshed with the main wheel gear is fixedly arranged on an output shaft of the motor, a side plate is fixedly arranged at one end of the outer side of the main wheel through a bolt connection pair, and an edge wheel is fixedly arranged between the main wheel and the side plate.

Optionally, the top of wheel carrier sets firmly the stopper, the bottom of mounting panel sets firmly spacing, the spacing internal stability of angle has set firmly the grudging post, set firmly the shelves pole on the grudging post, the front end of shelves pole is equipped with the gyro wheel admittedly, works as slewing bearing rotates certain angle after, the wheel face of gyro wheel with stopper looks butt.

Optionally, a jacking guard plate is fixedly arranged at the top end of the hydraulic top plate, a guide pillar is fixedly arranged on the jacking guard plate, a support plate is fixedly arranged on the main vehicle body bearing frame, and a sliding bearing in sliding fit with the guide pillar is fixedly arranged on the support plate.

Optionally, two collision blocks are fixedly arranged at the bottom end of the guide pillar, two collision switches matched with the collision blocks are fixedly arranged on the square tube frame, the collision switches are electrically connected with the hydraulic control unit, and the collision switches are used for controlling the stroke of the hydraulic cylinder.

Optionally, a proximity switch is fixedly arranged on the support plate, the proximity switch includes an ultrasonic proximity switch or a microwave proximity switch, and the proximity switch is electrically connected to the hydraulic control unit.

Compared with the prior art, the utility model provides a 50 tons of AGV dolly of heavy load possesses following beneficial effect: the utility model has compact structure, convenient operation, large bearing capacity and strong safety, is specially used for bearing heavy objects, and the main frame of the vehicle body bearing is formed by welding I-shaped steel frames, and is reinforced in the aspect of integral bearing, so that the whole vehicle body can bear dozens of tons of heavy objects; the square tube frame is used for increasing the storage space of the whole vehicle body and providing storage space for various components, storage batteries and hydraulic control units; the whole vehicle adopts a moving wheel mechanism to realize the purpose of steering when carrying heavy objects.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 with the first top cover sheet and the second top cover sheet removed;

FIG. 3 is a schematic structural view of the main frame of the middle car body bearing of the present invention;

fig. 4 is a schematic structural view of the square tube frame of the present invention;

FIG. 5 is a schematic structural view of a traveling wheel mechanism according to the present invention;

FIG. 6 is a schematic structural view of the running wheel mechanism of the present invention with side plates and side wheels removed;

FIG. 7 is a schematic structural view of the middle standing frame, the stop rod and the roller of the present invention;

fig. 8 is the utility model discloses well automobile body bearing main frame, hydraulic pressure climbing mechanism and square pipe frame's local cross-sectional view.

In the figure: 1. the vehicle body bears the weight of the main frame; 2. operating the wheel mechanism; 3. a hydraulic jacking mechanism; 4. a square tube frame; 5. a storage battery; 6. a hydraulic control unit; 7. longitudinal side beams; 8. a lateral side member; 9. a longitudinal main beam; 10. a transverse connecting beam; 11. a side guard plate; 12. a support plate; 13. hanging a square tube; 14. a square tube grid frame; 15. a square tube guard plate; 16. mounting a plate; 17. a slew bearing; 18. a wheel carrier; 19. a hub bearing; 20. a moving axle; 21. a main wheel; 22. a motor; 23. a main wheel gear; 24. a motor gear; 25. a side plate; 26. a side wheel; 27. a limiting block; 28. a limiting frame; 29. erecting a frame; 30. a gear lever; 31. a roller; 32. a hydraulic cylinder; 33. a hydraulic top plate; 34. jacking the guard plate; 35. a guide post; 36. a sliding bearing; 37. bumping blocks; 38. a head-touching switch; 39. a proximity switch; 40. a first top guard plate; 41. a second top guard plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1 to 8, the present invention provides an AGV trolley with a heavy load of 50 tons, which comprises a main frame 1 for bearing the load of the car body, a running wheel mechanism 2, a hydraulic jacking mechanism 3, and a square pipe frame 4. The main body bearing frame 1 comprises a rectangular frame structure formed by welding two longitudinal side beams 7 and two transverse side beams 8, longitudinal main beams 9 parallel to the longitudinal side beams 7 and transverse connecting beams 10 parallel to the transverse side beams 8. Two transverse side beams 8 are respectively welded at two ends of the longitudinal main beam 9, and the longitudinal main beam 9 and the longitudinal side beam 7 are respectively welded at two ends of the transverse connecting beam 10. The side guard plates 11 are welded on the outer side walls of the longitudinal side beams 7, the first top guard plate 40 and the second top guard plate 41 which are connected with the longitudinal side beams 7, the longitudinal main beams 9 and the transverse connecting beams 10 through bolts are arranged at the top end of the vehicle body bearing main frame 1, and the first top guard plate 40 and the second top guard plate 41 are used for shielding the upper portion of the vehicle body bearing main frame 1, so that the top of the vehicle body bearing main frame 1 is a plane.

The square tube frame 4 comprises a hanging square tube 13 welded at the bottom end of the main bearing frame 1 of the vehicle body and a square tube grid frame 14 welded with the hanging square tube 13; the square tube grid frame 14 is fixedly provided with a storage battery 5 and a hydraulic control unit 6, the square tube grid frame 14 is provided with a rectangular blank space, a square tube protection plate 15 welded with a hanging square tube 13 and the square tube grid frame 14 is arranged in the rectangular blank space, and the square tube protection plate 15 encloses a rectangular space for accommodating the running wheel mechanism 2. The storage battery 5 and the hydraulic control unit 6 are placed in the square tube frame 4, and the storage battery 5 is respectively electrically connected with the hydraulic control unit 6 and the motor 22 and supplies energy to the hydraulic control unit 6 and the motor 22.

And the running wheel mechanism 2 is arranged below the vehicle body bearing main frame 1. The running wheel mechanism 2 comprises a mounting plate 16 fixedly mounted on the vehicle body bearing main frame 1 through bolts, two sides of a wheel frame 18 are respectively fixedly mounted with a running wheel shaft 20 through bolts, the running wheel shafts 20 are rotatably connected with a main wheel 21 through a wheel hub bearing 19, and the wheel frame 18 is fixedly mounted with a motor 22 for driving the main wheel 21 to independently rotate through bolts. A main wheel gear 23 is fixedly arranged at one end of the inner side of the main wheel 21 through a bolt, a motor gear 24 meshed with the main wheel gear 23 is connected to an output shaft of the motor 22 in a key mode, a side plate 25 is fixedly arranged at one end of the outer side of the main wheel 21 through a bolt connecting pair, a side wheel 26 is arranged between the main wheel 21 and the side plate 25 through the bolt connecting pair, and the side plate 25 is used for improving the connecting strength of the main wheel 21 and the side wheel 26. The top end of the wheel frame 18 is fixedly provided with a limiting block 27 through a bolt, the bottom end of the mounting plate 16 is fixedly provided with a limiting frame 28 through a bolt, a vertical frame 29 is fixedly provided with a bolt in the angle limiting frame 28, a blocking rod 30 is fixedly provided on the vertical frame 29 through a bolt, the front end of the blocking rod 30 is clamped with a roller 31, and after the slewing bearing 17 rotates for a certain angle, the wheel surface of the roller 31 is abutted against the limiting block 27, so that the rotation transition of the main wheel 21 is avoided. In this embodiment, the number of the moving wheel mechanisms 2 is six, so that the whole vehicle body has twelve main wheels 21 in total, and the twelve main wheels 21 independently run and share the load.

The hydraulic jacking mechanism 3 is arranged in the vehicle body bearing main frame 1, the hydraulic jacking mechanism 3 comprises a hydraulic cylinder 32 fixedly installed on the vehicle body bearing main frame 1 through a bolt, a hydraulic top plate 33 fixedly installed on a piston rod of the hydraulic cylinder 32 through a bolt, and a hydraulic control unit 6. The hydraulic control unit 6 is a known technology that a motor provides power, a hydraulic pump is used for converting mechanical energy into pressure to push hydraulic oil, and a valve in a hydraulic pipeline is controlled to change the flow direction of the hydraulic oil, so that a piston in a hydraulic cylinder 32 is pushed to displace, and a piston rod is made to stretch. The top end of the hydraulic top plate 33 is fixedly provided with a jacking guard plate 34, the jacking guard plate 34 is fixedly provided with a guide post 35, the main frame 1 of the vehicle body bearing is fixedly provided with a support plate 12 through bolts, and the support plate 12 is fixedly provided with a sliding bearing 36 in sliding fit with the guide post 35. Two collision blocks 37 are welded at the bottom ends of the guide pillars 35, two collision switches 38 matched with the collision blocks 37 are fixedly mounted on the square tube frame 4 through bolts, the collision switches 38 are electrically connected with the hydraulic control unit 6, and the collision switches 38 are used for controlling the stroke of the hydraulic cylinder 32. A proximity switch 39 is fixedly mounted on the support plate 12 through a bolt, and the proximity switch 39 is a microwave proximity switch and is used for detecting whether a workpiece exists above the vehicle body. The proximity switch 39 is electrically connected to the hydraulic control unit 6, and when the proximity switch 39 detects that a workpiece is located above the vehicle body, the hydraulic control unit 6 can control the lifting operation of the hydraulic cylinder 32 by receiving a signal from the proximity switch 39. In this embodiment, four hydraulic jacking mechanisms 3 are arranged and distributed at four rectangular positions of the main frame 1 for realizing uniform bearing distribution on the whole vehicle body.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a 50 tons of AGV dollies in that heavily loaded: the device comprises a vehicle body bearing main frame (1), a running wheel mechanism (2), a hydraulic jacking mechanism (3) and a square tube frame (4);

the running wheel mechanism (2) is arranged below the vehicle body bearing main frame (1), the running wheel mechanism (2) comprises a mounting plate (16) fixedly arranged on the vehicle body bearing main frame (1), the bottom end of the mounting plate (16) is rotatably connected with a wheel carrier (18) through a slewing bearing (17), two sides of the wheel carrier (18) are respectively and fixedly provided with a running wheel shaft (20), the running wheel shafts (20) are rotatably connected with a main wheel (21) through a wheel hub bearing (19), and the wheel carrier (18) is fixedly provided with a motor (22) for driving the main wheel (21) to independently rotate;

the hydraulic jacking mechanism (3) is arranged in the vehicle body bearing main frame (1), and the hydraulic jacking mechanism (3) comprises a hydraulic cylinder (32) fixedly arranged on the vehicle body bearing main frame (1), a hydraulic top plate (33) fixedly arranged on a piston rod of the hydraulic cylinder (32), and a hydraulic control unit (6);

square pipe frame (4), set firmly in the bottom of automobile body bearing main frame (1), place battery (5) and hydraulic control unit (6) in square pipe frame (4), battery (5) electric connection respectively hydraulic control unit (6) and motor (22).

2. An AGV according to claim 1 wherein said AGV is further adapted to transport 50 tons of heavy load: the vehicle body bearing main frame (1) comprises a rectangular frame structure formed by fixedly connecting two longitudinal side beams (7) and two transverse side beams (8), longitudinal main beams (9) parallel to the longitudinal side beams (7) and transverse connecting beams (10) parallel to the transverse side beams (8), two ends of each longitudinal main beam (9) are fixedly connected with the corresponding transverse side beam (8), and two ends of each transverse connecting beam (10) are fixedly connected with the corresponding longitudinal main beam (9) and the corresponding longitudinal side beam (7).

3. An AGV according to claim 2 wherein said AGV is further adapted to transport 50 tons of load from said transport means to said transport means: the top end of the vehicle body bearing main frame (1) is fixedly provided with a first top guard plate (40) and a second top guard plate (41), and the outer side wall of the longitudinal side beam (7) is fixedly provided with a side guard plate (11).

4. An AGV according to claim 1 wherein said AGV is further adapted to transport 50 tons of heavy load: the square tube frame (4) comprises a hanging square tube (13) fixedly arranged at the bottom end of the vehicle body bearing main frame (1) and a square tube grid frame (14) fixedly connected with the hanging square tube (13); square pipe net rack (14) is last to have set firmly battery (5) and hydraulic control unit (6), square pipe net rack (14) has the rectangle blank, be equipped with in the rectangle blank with hang square pipe (13) with square pipe net rack (14) looks rigid coupling's square pipe backplate (15), square pipe backplate (15) enclose the synthesis and are used for holding the rectangle space of running wheel mechanism (2).

5. An AGV according to claim 1 wherein said AGV is further adapted to transport 50 tons of heavy load: a main wheel gear (23) is fixedly arranged at one end of the inner side of the main wheel (21), a motor gear (24) meshed with the main wheel gear (23) is fixedly arranged on an output shaft of the motor (22), a side plate (25) is fixedly arranged at one end of the outer side of the main wheel (21) through a bolt connecting pair, and a side wheel (26) is fixedly arranged between the main wheel (21) and the side plate (25).

6. An AGV according to claim 1 wherein said AGV is further adapted to transport 50 tons of heavy load: the top of wheel carrier (18) has set firmly stopper (27), the bottom of mounting panel (16) has set firmly spacing (28), angle spacing (28) internal fixation has grudging post (29), shelves pole (30) have set firmly on grudging post (29), the front end of shelves pole (30) is equipped with gyro wheel (31) admittedly, works as slewing bearing (17) rotate certain angle after, the wheel face of gyro wheel (31) with stopper (27) looks butt.

7. An AGV according to claim 1 wherein said AGV is further adapted to transport 50 tons of heavy load: the top end of the hydraulic top plate (33) is fixedly provided with a jacking guard plate (34), a guide pillar (35) is fixedly arranged on the jacking guard plate (34), a support plate (12) is fixedly arranged on the vehicle body bearing main frame (1), and a sliding bearing (36) in sliding fit with the guide pillar (35) is fixedly arranged on the support plate (12).

8. An AGV according to claim 7 wherein said AGV further comprises: two collision blocks (37) are fixedly arranged at the bottom end of the guide column (35), two collision switches (38) matched with the collision blocks (37) are fixedly arranged on the square tube frame (4), the collision switches (38) are electrically connected with the hydraulic control unit (6), and the collision switches (38) are used for controlling the stroke of the hydraulic cylinder (32).

9. An AGV according to claim 7 wherein said AGV further comprises: a proximity switch (39) is fixedly arranged on the support plate (12), the proximity switch (39) comprises an ultrasonic proximity switch or a microwave proximity switch, and the proximity switch (39) is electrically connected with the hydraulic control unit (6).