Steering device for braking machine of wheel type excavating machine

Abstract

The utility model relates to the technical field of excavators, and discloses a wheel type excavator brake motor steering device which comprises a brake disc and six sets of installation bolts inserted in the outer surface of the brake disc, two sets of brake frames are arranged on the inner side of the brake disc, and brake pads are arranged on the right sides of the inner walls of the tops and the bottoms of the brake frames. A groove plate is arranged in the middle of the inner wall of the brake frame, and two sets of rotating shafts are fixedly connected to the inner wall of the groove plate. According to the steering device for the brake of the wheel type excavating machine, the groove plate, the rotating shaft, the groove rolling wheel and the spring are used in cooperation, so that in the rotating process of the brake frame, the spring pushes the groove plate outwards, the groove rolling wheel abuts against the inner ring of the brake disc and is embedded in the outer side of the brake disc, and the groove rolling wheel rotates around the rotating shaft; therefore, the groove rollers play a role in stabilizing the rotating track of the brake frame, and the stability and smoothness of the brake frame in the rotating process are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of excavators, in particular to a motor steering device for a wheeled excavator. Background Art

[0002] An excavator, also known as an excavating machine or a backhoe, is an earth-moving machine that uses a bucket to dig materials above or below the bearing surface and loads them into a transport vehicle or unloads them to a stockpile. The materials excavated by the excavator are mainly soil, coal, silt, and pre-loosened soil and rock. From the development of construction machinery in recent years, the development of excavators has been relatively rapid. Excavators have become one of the most important construction machinery in engineering construction. When braking, the excavator requires a braking device to brake the brake disc; however, the existing excavator engine has insufficient rotation stability during operation and is difficult to disassemble and assemble. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a steering device for a wheeled excavator engine, which solves the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steering device of a wheeled excavator engine, comprising a brake disc and six groups of mounting bolts inserted on the outer surface of the brake disc, two groups of brake frames are arranged on the inner side of the brake disc, brake pads are arranged on the right side of the top inner wall and the bottom inner wall of the brake frame, a groove plate is arranged in the middle of the inner wall of the brake frame, two groups of rotating shafts are fixedly connected to the inner wall of the groove plate, a groove roller is rotatably connected to the outer surface of the rotating shaft, two groups of springs are arranged between the groove plate and the brake frame, a connecting column is fixedly connected to the inner side surface of the brake frame, a mounting seat is arranged on the inner side surface of the connecting column, a removal groove is opened on the left and right sides of the outer surface of the mounting seat, a clamping groove is opened on the outside of the removal groove, a clamping block is fixedly connected to the inner side of the upper surface and the lower surface of the connecting column, a U-shaped fixing block is slidably inserted on the upper surface of the mounting seat, a fixing bolt is inserted on the upper surface of the U-shaped fixing block, the fixing bolt is threadedly connected to the mounting seat, and four groups of bolt tubes are fixedly connected to the upper surface of the mounting seat.

[0005] Preferably, two groups of limit pins are fixedly connected to the upper surface of the groove plate, and the upper surface of the brake frame is provided with limit grooves matched with the limit pins.

[0006] Preferably, ball bearings are provided on the top and bottom of the outer surface of the groove roller, and the groove roller is rotatably connected to the rotating shaft via the ball bearings.

[0007] Preferably, a washer is mounted on the outer surface of the mounting bolt. The washer is made of brass and has a thickness of two millimeters.

[0008] Preferably, two groups of reinforcing ribs are fixedly connected to the front and back sides of the connecting column, and the outer side surfaces of the reinforcing ribs are fixedly connected to the inner side surfaces of the brake frame.

[0009] Preferably, the mounting seat and the connecting column are both made of Q steel, and the outer surfaces of the mounting seat and the connecting column are sprayed with anti-rust paint.

[0010] Compared with the prior art, the utility model provides a wheeled excavator engine steering device, which has the following beneficial effects:

[0011] 1. The steering device of the engine of the wheeled excavator is used in combination with a groove plate, a rotating shaft, a groove roller and a spring. When the brake frame rotates, the spring pushes the groove plate outward, the groove roller presses against the inner ring of the brake disc and is embedded in the outer side of the brake disc. The groove roller rotates around the rotating shaft, so that the groove roller stabilizes the rotation trajectory of the brake frame, further improving the stability and smoothness of the brake frame during rotation.

[0012] 2. The engine steering device of the wheeled excavator is used in conjunction with the mounting seat, the removal slot, the clamping slot, the connecting column and the clamping block, so that in the process of disassembling and repairing the brake frame, the fixing bolts can be removed, the U-shaped fixing block can be taken out, the connecting column and the clamping block can be moved inward, and the clamping block can be moved out along the removal slot, thereby further facilitating the installation and disassembly of the brake frame by the staff and facilitating the maintenance of the brake motor by the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the brake disc structure of the utility model;

[0015] Figure 3 , Figure 4 , Figure 5 It is a schematic diagram of the local structure of the utility model.

[0016] In the figure: 1. brake disc; 2. mounting bolts; 3. brake frame; 301. limit groove; 4. brake pad; 5. groove plate; 6. rotating shaft; 7. groove roller; 8. spring; 9. connecting column; 10. mounting seat; 1001. removal groove; 1002. clamping groove; 1003. bolt tube; 11. clamping block; 12. U-shaped fixing block; 13. fixing bolt; 14. limit pin. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1-5 The utility model provides a technical solution: a steering device for a wheeled excavator engine, comprising a brake disc 1 and six groups of mounting bolts 2 inserted on the outer surface of the brake disc 1, two groups of brake frames 3 are arranged on the inner side of the brake disc 1, brake pads 4 are arranged on the right side of the top inner wall and the bottom inner wall of the brake frame 3, a groove plate 5 is arranged in the middle of the inner wall of the brake frame 3, two groups of rotating shafts 6 are fixedly connected to the inner wall of the groove plate 5, and a groove roller 7 is rotatably connected to the outer surface of the rotating shaft 6, and two groove rollers are arranged between the groove plate 5 and the brake frame 3. The inner side of the spring assembly 8 and the brake frame 3 is fixedly connected with a connecting column 9, and a mounting seat 10 is provided on the inner side of the connecting column 9. The left and right sides of the outer surface of the mounting seat 10 are provided with a removal groove 1001, and a clamping groove 1002 is provided on the outer side of the removal groove 1001. The inner sides of the upper and lower surfaces of the connecting column 9 are fixedly connected with a clamping block 11. A U-shaped fixing block 12 is slidably inserted on the upper surface of the mounting seat 10, and a fixing bolt 13 is inserted on the upper surface of the U-shaped fixing block 12. The fixing bolt 13 is connected to the mounting seat 1 0 threaded connection, four groups of bolt tubes 1003 are fixedly connected to the upper surface of the mounting seat 10, and the groove plate 5, the rotating shaft 6, the groove roller 7 and the spring 8 are used in combination, so that during the rotation of the brake frame 3, the spring 8 pushes the groove plate 5 outward, the groove roller 7 is pressed against the inner ring of the brake disc 1 and the groove roller 7 is embedded in the outer side of the brake disc 1, and the groove roller 7 rotates around the rotating shaft 6, so that the groove roller 7 stabilizes the rotation trajectory of the brake frame 3, further improving the stability and smoothness of the rotation process of the brake frame 3. Through the mounting seat 10, the removal groove 1001, the clamping groove 1002, the connecting column 9 and the clamping block 11 are used in combination, so that during the disassembly and maintenance of the brake frame 3, the fixing bolts 13 can be removed, the U-shaped fixing block 12 can be taken out, the connecting column 9 and the clamping block 11 can be moved inward, and the clamping block 11 can be moved out along the removal groove 1001, thereby further facilitating the installation and disassembly of the brake frame 3 by the staff, and facilitating the maintenance of the brake machine by the staff.

[0019] In the utility model, in order to further enhance the stability of the movement of the slot plate 5, two groups of limit pins 14 are fixedly connected to the upper surface of the slot plate 5, and a limit groove 301 adapted to the limit pin 14 is opened on the upper surface of the brake frame 3. The limit pin 14 cooperates with the limit groove 301, thereby further enhancing the stability of the movement of the slot plate 5.

[0020] In the utility model, in order to further enhance the rotation stability of the groove roller 7, ball bearings are provided at the top and bottom of the outer surface of the groove roller 7. The groove roller 7 is rotatably connected to the rotating shaft 6 through the ball bearings. By providing the ball bearings, the rotation stability of the groove roller 7 is further enhanced.

[0021] In the utility model, in order to further enhance the installation stability of the mounting bolt 2, a washer is sleeved on the outer surface of the mounting bolt 2. The washer is made of brass and has a thickness of two millimeters. By providing the washer, the installation stability of the mounting bolt 2 is further enhanced.

[0022] In the utility model, in order to further enhance the stability of the connection between the connecting column 9 and the brake frame 3, two sets of reinforcing ribs are fixedly connected to the front and back sides of the connecting column 9, and the outer side surfaces of the reinforcing ribs are fixedly connected to the inner side surfaces of the brake frame 3. By providing the reinforcing ribs, the stability of the connection between the connecting column 9 and the brake frame 3 is further enhanced.

[0023] In the present utility model, in order to further enhance the anti-rust performance of the device, the material of the mounting seat 10 and the connecting column 9 are both Q235 steel, and the outer surfaces of the mounting seat 10 and the connecting column 9 are sprayed with anti-rust paint. By spraying anti-rust paint, the anti-rust performance of the device is further enhanced.

[0024] When in use, the brake disc 1 is installed on the chassis of the excavator through the mounting bolts 2, and the mounting seat 10 is installed on the bottom of the cab chassis of the excavator through the bolt tube 1003. The cab chassis drives the bottom of the mounting seat 10 during rotation, and the mounting seat 10 drives the brake frame 3 to rotate. During the rotation of the brake frame 3, the spring 8 pushes the groove plate 5 outward, the groove roller 7 is pressed against the inner ring of the brake disc 1 and the groove roller 7 is embedded in the outer side of the brake disc 1, and the groove roller 7 rotates around the rotating shaft 6. When the brake frame 3 needs to be disassembled and repaired, remove the fixing bolts 13, take out the U-shaped fixing block 12, move the connecting column 9 and the block 11 inward, and move the block 11 out along the groove 1001.

[0025] To sum up, the steering device of the engine of the wheeled excavator is used in combination with the groove plate 5, the rotating shaft 6, the groove roller 7 and the spring 8, so that during the rotation of the brake frame 3, the spring 8 pushes the groove plate 5 outward, the groove roller 7 presses against the inner ring of the brake disc 1 and the groove roller 7 is embedded in the outer side of the brake disc 1, and the groove roller 7 rotates around the rotating shaft 6, so that the groove roller 7 stabilizes the rotation trajectory of the brake frame 3, further improving the stability and smoothness of the brake frame 3 during rotation.

[0026] The steering device of the wheeled excavator engine is used in conjunction with the mounting seat 10, the removal groove 1001, the clamping groove 1002, the connecting column 9 and the clamping block 11, so that during the process of disassembling and repairing the brake frame 3, the fixing bolt 13 can be removed, the U-shaped fixing block 12 can be taken out, the connecting column 9 and the clamping block 11 can be moved inward, and the clamping block 11 can be removed along the removal groove 1001, thereby further facilitating the staff's installation and disassembly work of the brake frame 3 and facilitating the staff's maintenance work on the brake machine.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steering device for a wheeled excavator engine, comprising a brake disc (1) and six sets of mounting bolts (2) inserted on the outer surface of the brake disc (1), characterized in that: Two groups of brake frames (3) are arranged inside the brake disc (1), brake pads (4) are arranged on the right sides of the top inner wall and the bottom inner wall of the brake frame (3), a groove plate (5) is arranged in the middle of the inner wall of the brake frame (3), two groups of rotating shafts (6) are fixedly connected to the inner wall of the groove plate (5), and a groove roller (7) is rotatably connected to the outer surface of the rotating shaft (6), two groups of springs (8) are arranged between the groove plate (5) and the brake frame (3), and a connecting column (9) is fixedly connected to the inner side surface of the brake frame (3), and a mounting seat (10) is arranged on the inner side surface of the connecting column (9) The left and right sides of the outer surface of the mounting seat (10) are provided with removal grooves (1001), the outer side of the removal groove (1001) is provided with a clamping groove (1002), the inner sides of the upper surface and the lower surface of the connecting column (9) are fixedly connected with a clamping block (11), the upper surface of the mounting seat (10) is slidably inserted with a U-shaped fixing block (12), the upper surface of the U-shaped fixing block (12) is inserted with a fixing bolt (13), the fixing bolt (13) is threadedly connected to the mounting seat (10), and the upper surface of the mounting seat (10) is fixedly connected with four groups of bolt tubes (1003).

2. A wheeled excavator engine steering device according to claim 1, characterized in that: Two groups of limit pins (14) are fixedly connected to the upper surface of the groove plate (5), and a limit slot (301) matching the limit pins (14) is formed on the upper surface of the brake frame (3).

3. A wheeled excavator engine steering device according to claim 1, characterized in that: Ball bearings are provided at the top and bottom of the outer surface of the groove roller (7), and the groove roller (7) is rotatably connected to the rotating shaft (6) via the ball bearings.

4. A wheeled excavator engine steering device according to claim 1, characterized in that: The outer surface of the mounting bolt (2) is sleeved with a washer, the material of the washer is brass, and the thickness of the washer is two millimeters.

5. The wheel excavator engine steering device according to claim 1, characterized in that: The front and back sides of the connecting column (9) are both fixedly connected with two groups of reinforcing ribs, and the outer side surfaces of the reinforcing ribs are fixedly connected to the inner side surfaces of the brake frame (3).

6. A wheeled excavator engine steering device according to claim 1, characterized in that: The materials of the mounting seat (10) and the connecting column (9) are both Q235 steel, and the outer surfaces of the mounting seat (10) and the connecting column (9) are sprayed with anti-rust paint.

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