Intelligent walking four-point synchronous lifting sling for workpiece shot blasting and spraying

Abstract

The utility model relates to the technical field of shot blasting, coating and conveying of engineering machinery parts, in particular to an intelligent walking four-point synchronous lifting sling for shot blasting and spraying of workpieces, which comprises an intelligent walking vehicle set and a lifting device, a walking track is arranged on the intelligent walking vehicle set, and the lifting device is mounted on the walking track through a vehicle set fixing connecting beam. And a vehicle-mounted intelligent vehicle group control box for control is mounted on the vehicle group fixed connecting beam. According to the device, a PLC is preset for a vehicle group, and control signals are transmitted through a mobile bus or intelligent codes, slide contact power supply, frequency conversion or servo speed regulation, so that intelligent walking and four-point synchronous lifting of the vehicle group can be realized, and meanwhile, three-dimensional intelligent functions such as automatic conveying, automatic addressing, accurate positioning, fault self-diagnosis, remote monitoring and the like can be realized; the conveying process in the fields of large-scale engineering machinery, metallurgy, automobile production and the like is met.

Description

Technical Field

[0001] The utility model relates to the technical field of shot blasting and coating conveying of engineering machinery parts, in particular to an intelligent walking four-point synchronous lifting hoist for shot blasting and spraying of workpieces. Background Art

[0002] In the fields of large-scale engineering machinery, metallurgy, automobile production, etc., the weight of the workpieces to be transported and lifted ranges from tens of kilograms to hundreds of kilograms or even 3-5 tons, with complex shapes and irregular outer surfaces. In order to meet the requirements of assembly, spraying and other operations, two-point suspension cannot meet the process requirements, and the workpiece needs to be lifted and lowered at different workstations while walking. Therefore, we proposed a workpiece shot blasting and spraying intelligent walking four-point synchronous lifting sling to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcoming in the prior art that two-point suspension cannot meet the process requirements in the fields of large-scale engineering machinery, metallurgy, automobile production, etc., and to propose an intelligent walking four-point synchronous lifting sling for workpiece shot blasting and spraying.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] An intelligent walking four-point synchronous lifting sling for workpiece shot blasting and spraying, comprising an intelligent walking vehicle group, a walking track and a lifting device, wherein the intelligent walking vehicle group is installed on the walking track, the lifting device is installed on the vehicle group fixed connecting beam, and an on-board intelligent vehicle group control box for control is installed on the vehicle group fixed connecting beam;

[0006] The lifting device comprises a lifting main frame and a synchronous front drive shaft and a synchronous rear drive shaft installed at both ends of the lifting main frame, the two ends of the synchronous front drive shaft are respectively connected with a left front roller and a right front roller through a key, and the two ends of the synchronous rear drive shaft are respectively connected with a left rear roller and a right rear roller through a key, and the left front roller, the right front roller, the left rear roller and the right rear roller are all wound with steel wire ropes, and the bottom ends of the steel wire ropes are provided with hooks;

[0007] A motor reducer is installed in the middle of the lifting main frame, and a double driving wheel is installed at the output end of the motor reducer. The double driving wheels drive the synchronous front driving shaft and the synchronous rear driving shaft to rotate respectively through the driving chain to realize the lifting and lowering of the hook on the wire rope.

[0008] As a preferred technical solution of the present utility model, the intelligent traveling vehicle group includes more than two independent vehicle groups, and a power driving device is installed on one of the vehicle groups.

[0009] As a preferred technical solution of the utility model, a busbar is embedded on the travel track, which provides power for travel and lifting, and transmits travel and lifting information to the on-board intelligent vehicle group control box.

[0010] As an optimal technical solution of the utility model, the synchronous front drive shaft and the synchronous rear drive shaft are both fixed with transmission sprockets with the same radius to ensure that the two shafts have the same number of rotations. The drive chain is connected to the transmission sprocket, and the positions of the two transmission sprockets are staggered and assembled to be aligned with the double drive wheels respectively.

[0011] As a preferred technical solution of the utility model, bearing seats are installed at both ends of the synchronous front drive shaft and the synchronous rear drive shaft, and the synchronous front drive shaft and the synchronous rear drive shaft are installed on the lifting main frame through the bearing seats.

[0012] As a preferred technical solution of the utility model, one end of the synchronous front drive shaft and the synchronous rear drive shaft is installed with a rotary encoder through an encoder connector. The rotary encoder is used to accurately and automatically obtain the rising and falling positions of the lifted workpiece to achieve intelligent lifting. The rotary encoder is arranged at the end of the lifting shaft instead of the end of the motor shaft, thereby eliminating the error of transmission system loss of rotation.

[0013] As a preferred technical solution of the utility model, a left-side lifting roller is arranged on the left side of the left front roller, the right front roller, the left rear roller and the right rear roller, and a right-side lifting roller is arranged on the right side.

[0014] The beneficial effects of the utility model are:

[0015] This device presets PLC for the train set, and the control signal is transmitted through mobile bus or intelligent coding, sliding contact power supply, frequency conversion or servo speed regulation, so as to realize intelligent travel of the train set and four-point synchronous lifting. At the same time, it can realize three-dimensional intelligent functions such as automatic transportation, automatic addressing, precise positioning, fault self-diagnosis, and remote monitoring to meet the transportation technology in large-scale engineering machinery, metallurgy, automobile production and other fields. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main view structure of a workpiece shot blasting and spraying intelligent walking four-point synchronous lifting sling proposed by the utility model;

[0017] Figure 2 It is a schematic diagram of the top view of the lifting device in a four-point synchronous lifting sling for shot blasting and spraying of workpieces proposed by the utility model;

[0018] Figure 3 It is a structural schematic diagram of a synchronous front drive shaft and a synchronous rear drive shaft in a four-point synchronous lifting sling for shot blasting and spraying of workpieces proposed by the utility model.

[0019] In the figure: 01, intelligent walking vehicle group; 02, walking track; 03, vehicle group fixed connecting beam; 04, on-board intelligent vehicle group control box; 05, lifting device; 06, hook; 07, workpiece; 08, left rear roller; 08a, right rear roller; 09, synchronous rear drive shaft; 10, lifting main frame; 11, motor reducer; 12, double drive wheels; 13, drive chain; 14, left front roller; 14a, right front roller; 15, synchronous front drive shaft; 16, left lifting roller; 17, wire rope; 18, key; 19, bearing seat; 20, right lifting roller; 21, transmission sprocket; 104, rotary encoder; 105, encoder connector. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-3 A workpiece shot blasting spraying intelligent walking four-point synchronous lifting hoist, including an intelligent walking car group 01 and a lifting device 05, the intelligent walking car group 01 includes more than two independent car groups, and one of the car groups is equipped with a power drive device, the intelligent walking car group 01 is provided with a walking track 02, the lifting device 05 is installed on the walking track 02 through the car group fixed connecting beam 03, and the car group fixed connecting beam 03 is equipped with an on-board intelligent car group control box 04 for control, the walking track 02 is inlaid with a busbar, the busbar is used to provide power for walking and lifting, and transmits walking and lifting information to the on-board intelligent car group control box 04;

[0022] Wherein, the lifting device 05 includes a lifting main frame 10 and a synchronous front drive shaft 15 and a synchronous rear drive shaft 09 installed at both ends of the lifting main frame 10, both ends of the synchronous front drive shaft 15 and the synchronous rear drive shaft 09 are installed with bearing seats 19, and the synchronous front drive shaft 15 and the synchronous rear drive shaft 09 are installed on the lifting main frame 10 through the bearing seats 19, both ends of the synchronous front drive shaft 15 are respectively connected with the left front roller 14 and the right front roller 14a through keys 18, and both ends of the synchronous rear drive shaft 09 are respectively connected with the left rear roller 08 and the right rear roller 08a through keys 18, and the left front roller 14, the right front roller 14a, the left rear roller 08 and the right rear roller 08a are all wound with steel wire ropes 17, and the bottom end of the steel wire rope 17 is provided with a hook 06, and the left side of the left front roller 14, the right front roller 14a, the left rear roller 08 and the right rear roller 08a is provided with a left lifting roller 16, and the right side is provided with a right lifting roller 20;

[0023] Furthermore, a rotary encoder 104 is installed at one end of the synchronous front drive shaft 15 and the synchronous rear drive shaft 09 through an encoder connector 105. The rotary encoder 104 accurately and automatically obtains the rising and falling positions of the lifting workpiece 07, realizing intelligent lifting. The rotary encoder 104 is arranged at the end of the lifting shaft, rather than at the end of the motor shaft, eliminating the error of the transmission system losing rotation.

[0024] Secondly, a motor reducer 11 is installed in the middle of the lifting main frame 10, and a double driving wheel 12 is installed at the output end of the motor reducer 11. The double driving wheels 12 respectively drive the synchronous front driving shaft 15 and the synchronous rear driving shaft 09 to rotate through the driving chain 13. The synchronous front driving shaft 15 and the synchronous rear driving shaft 09 are fixed with a transmission sprocket 21 with the same radius to ensure that the two shafts have the same number of rotations. The driving chain 13 is connected to the transmission sprocket 21, and the positions of the two transmission sprockets 21 should be staggered and assembled, and aligned with the double driving wheels 12 respectively.

[0025] In this embodiment: the lifting device 05 is driven by the intelligent traveling vehicle group 01 to move, and at the same time, when the motor reducer 11 rotates clockwise, Figure 2 The synchronous front drive shaft 15 and the synchronous rear drive shaft 09 rotate clockwise at the same time, and the four hooks 06 descend at the same time. On the contrary, the motor reducer 11 rotates counterclockwise, and the four-point hooks 06 are lifted at the same time to lift the workpiece 07;

[0026] By presetting the PLC for the train set, the control signal is transmitted through the mobile bus or intelligent coding, the sliding contact power supply, frequency conversion or servo speed regulation, and the intelligent travel and four-point synchronous lifting of the train set can be realized. It can realize three-dimensional intelligent functions such as automatic transportation, automatic addressing, precise positioning, fault self-diagnosis, and remote monitoring.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A workpiece shot blasting spraying intelligent walking four-point synchronous lifting sling, comprising an intelligent walking vehicle group (01), a walking track (02) and a lifting device (05), characterized in that: The intelligent traveling vehicle group (01) is installed on the traveling track (02), the lifting device (05) is installed on the vehicle group fixed connecting beam (03), and the vehicle group fixed connecting beam (03) is installed with an on-board intelligent vehicle group control box (04) for control; The lifting device (05) comprises a lifting main frame (10) and a synchronous front drive shaft (15) and a synchronous rear drive shaft (09) installed at both ends of the lifting main frame (10); the two ends of the synchronous front drive shaft (15) are respectively connected to a left front roller (14) and a right front roller (14a) via a key (18); the two ends of the synchronous rear drive shaft (09) are respectively connected to a left rear roller (08) and a right rear roller (08a) via a key (18); the left front roller (14), the right front roller (14a), the left rear roller (08) and the right rear roller (08a) are all wound with steel wire ropes (17), and a hook (06) is provided at the bottom end of the steel wire rope (17); A motor reducer (11) is installed in the middle of the lifting main frame (10), and a double driving wheel (12) is installed at the output end of the motor reducer (11). The double driving wheels (12) respectively drive the synchronous front driving shaft (15) and the synchronous rear driving shaft (09) to rotate through a driving chain (13) to realize the lifting and lowering of the hook (06) on the wire rope (17).

2. According to claim 1, a workpiece shot blasting spraying intelligent walking four-point synchronous lifting sling is characterized in that: The intelligent traveling vehicle group (01) comprises more than two independent vehicle groups, and a power driving device is installed on one of the vehicle groups.

3. According to claim 1, a workpiece shot blasting spraying intelligent walking four-point synchronous lifting sling is characterized in that: The travel track (02) is inlaid with a busbar, which provides power for travel and lifting, and transmits travel and lifting information to the on-board intelligent vehicle group control box (04).

4. According to claim 1, a workpiece shot blasting spraying intelligent walking four-point synchronous lifting sling is characterized in that: The synchronous front drive shaft (15) and the synchronous rear drive shaft (09) are both fixed with transmission sprockets (21) with the same radius, and the driving chain (13) is connected to the transmission sprocket (21).

5. According to claim 4, a workpiece shot blasting spraying intelligent walking four-point synchronous lifting sling is characterized in that: Both ends of the synchronous front drive shaft (15) and the synchronous rear drive shaft (09) are installed with bearing seats (19), and the synchronous front drive shaft (15) and the synchronous rear drive shaft (09) are installed on the lifting main frame (10) through the bearing seats (19).

6. The workpiece shot blasting spraying intelligent walking four-point synchronous lifting sling according to claim 4 is characterized in that One end of the synchronous front drive shaft (15) and the synchronous rear drive shaft (09) is equipped with a rotary encoder (104) via an encoder connector (105).

7. The workpiece shot blasting spraying intelligent walking four-point synchronous lifting sling according to claim 1 is characterized in that: A left lifting roller (16) is arranged on the left side of the left front roller (14), the right front roller (14a), the left rear roller (08) and the right rear roller (08a), and a right lifting roller (20) is arranged on the right side.

Images