Stem-free milling and digging head for milling and digging machine

Abstract

The utility model relates to the technical field of milling and digging heads, and discloses a stemless milling and digging head for a milling and digging machine, which comprises a milling and digging machine body, the right side of the milling and digging machine body is fixedly connected with a connecting assembly, the inside of the connecting assembly is in threaded connection with a screw rod, one end of the screw rod is fixedly connected with a rotating block, and the other end of the screw rod is fixedly connected with a nut. A fixed block is fixedly connected to the other end of the screw rod, a movable plate is fixedly connected to the side, close to each other, of the fixed block, limiting blocks are fixedly connected to the two sides of the movable plate, an inserting rod is fixedly connected to the side, close to each other, of the movable plate, and the inserting rod is slidably connected to the interior of the connecting block and the interior of the connecting frame; and the right side of the connecting frame is fixedly connected with a connecting plate. According to the utility model, the milling and digging head can be conveniently disassembled, the convenience during maintenance can be improved, the digging head can be adjusted according to requirements, the development requirements of different sizes are met, and the flexibility and adaptability of construction are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of milling and digging heads, in particular to a stemless milling and digging head for a milling and digging machine. Background Art

[0002] Milling machines can be widely used in tunnel, road surface, ditch and other excavation operations. With the development of science and technology and the urgent need for water transportation, in order to meet the needs of shipping depth, it is necessary to regulate the waterway by clearing underwater reefs. The underwater shock waves generated by traditional blasting and reef clearing technology will have different degrees of impact on fish, other underwater organisms and water quality. In order to coordinate the relationship between waterway regulation and ecological development concepts, milling and excavation are now used to clear underwater reefs in the Yangtze River waterway.

[0003] In the prior art, by installing additional planer teeth in the middle part of the arm, the rock in the middle part of the milling head can be crushed, which can solve the problem of blind spots in rock breaking of traditional horizontal milling heads and improve the efficiency of underwater rock crushing. At the same time, due to the addition of new milling and planing teeth, the working wear of the original milling and planing teeth at both ends is reduced, reducing maintenance costs.

[0004] However, the above device does not have a structure for disassembling the milling head when the milling head is inspected and repaired, thereby reducing the practicability of the device. Utility Model Content

[0005] The utility model aims to solve the defect in the prior art that there is no structure for disassembling the milling head when the milling head is inspected and repaired, and proposes a stemless milling head for a milling machine.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a stemless milling head for a milling machine, comprising a milling machine body, a connecting assembly fixedly connected to the right side of the milling machine body, a screw connected to the internal thread of the connecting assembly, one end of the screw fixedly connected to a rotating block, the other end of the screw fixedly connected to a fixed block, a movable plate fixedly connected to the adjacent side of the fixed block, both sides of the movable plate fixedly connected to limiting blocks, an insertion rod fixedly connected to the adjacent side of the movable plate, the insertion rod is slidably connected to the inside of the connecting block and the connecting frame, and a connecting plate is fixedly connected to the right side of the connecting frame.

[0007] As a further description of the above technical solution:

[0008] The connecting assembly comprises a fixing plate, the fixing plate is fixedly connected to the right side of the milling machine body, a connecting block is fixedly connected to the right side of the fixing plate, and fixing frames are fixedly connected to both sides of the connecting block.

[0009] As a further description of the above technical solution:

[0010] Hydraulic rods are fixedly connected to both sides of the connecting plate, and the output end of the hydraulic rod is fixedly connected to an adjustment component. A disc is fixedly connected to the far side of the adjustment component, and the outside of the disc is fixedly connected to a uniformly distributed support frame, and the internal thread of the support frame is connected to a planer tooth.

[0011] As a further description of the above technical solution:

[0012] The adjustment assembly comprises a support plate, the support plate is fixedly connected to the output end of the hydraulic rod, a side of the support plate which is away from the support plate is fixedly connected to the support rod, and a side of the support rod which is away from the support rod is fixedly connected to the support block.

[0013] As a further description of the above technical solution:

[0014] Limiting grooves are arranged on both sides of the fixing frame, and the interior of the limiting grooves is slidably connected to the limiting blocks.

[0015] As a further description of the above technical solution:

[0016] The insertion rod is slidably connected to the interior of the fixing frame.

[0017] As a further description of the above technical solution:

[0018] The connecting frame is slidably connected inside the connecting block.

[0019] As a further description of the above technical solution:

[0020] A spring is fixedly connected to one side of the movable plate, and one end of the spring is fixedly connected to the inside of the fixing frame.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, by using the coordinated use of structures such as the rotating block, the screw rod, the fixed block, the movable plate, the plug rod, the connecting frame, the limit block, the limit groove, the spring, and the connecting plate, the milling head can be easily disassembled, which can improve the convenience during maintenance.

[0023] 2. In the utility model, by using the coordination among the hydraulic rod, the support plate, the support rod, the support block, the disc and other structures, the digging head can be adjusted according to the demand, adapting to the development needs of different sizes and improving the flexibility and adaptability of the construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional diagram of a milling machine with a stemless milling head for the milling machine proposed in the utility model;

[0025] Figure 2 A three-dimensional diagram of a stemless milling head for a milling machine proposed in the utility model;

[0026] Figure 3 This is a disassembled diagram of a stemless milling head for a milling machine proposed in the utility model;

[0027] Figure 4 This is a cross-sectional view of a fixing frame of a stemless milling head for a milling machine proposed in the utility model;

[0028] Figure 5 for Figure 1 Enlarged view of point A in .

[0029] Legend:

[0030] 1. Milling machine body; 2. Fixed plate; 3. Connecting block; 4. Fixed frame; 5. Screw; 6. Rotating block; 7. Fixed block; 8. Moving plate; 9. Limiting block; 10. Limiting groove; 11. Spring; 12. Insert rod; 13. Connecting frame; 14. Planing teeth; 15. Connecting plate; 16. Hydraulic rod; 17. Support plate; 18. Support rod; 19. Support block; 20. Disc; 21. Support frame. DETAILED DESCRIPTION

[0031] 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.

[0032] Reference Figure 2 , Figure 4 , Figure 5 The utility model provides an embodiment: a stemless milling head for a milling machine, comprising a milling machine body 1, a connecting assembly fixedly connected to the right side of the milling machine body 1, a screw 5 is connected to the internal thread of the connecting assembly, one end of the screw 5 is fixedly connected to a rotating block 6, the other end of the screw 5 is fixedly connected to a fixed block 7, a movable plate 8 is fixedly connected to the adjacent side of the fixed block 7, both sides of the movable plate 8 are fixedly connected to limiting blocks 9, a plug rod 12 is fixedly connected to the adjacent side of the movable plate 8, the plug rod 12 is slidably connected to the inside of the connecting block 3 and the connecting frame 13, and a connecting plate 15 is fixedly connected to the right side of the connecting frame 13; the connecting assembly comprises a fixed plate 2, the fixed plate 2 is fixedly connected to the right side of the milling machine body 1, the right side of the fixed plate 2 is fixedly connected to the connecting block 3, and both sides of the connecting block 3 are fixedly connected to the fixing frame 4.

[0033] The screw rod 5 is driven to rotate by manually rotating the rotating block 6, and the rotation of the screw rod 5 drives the fixed block 7, the movable plate 8 and the insertion rod 12 to move, so that the insertion rod 12 is separated from the inside of the connecting frame 13. At the same time, the movable plate 8 drives the limit block 9 to slide in the limit groove 10. The movement of the movable plate 8 drives the spring 11 to stretch, and then the connecting plate 15 is manually moved to drive the connecting frame 13 to separate from the inside of the connecting block 3, which facilitates the disassembly of the milling head.

[0034] Reference Figure 1 , Figure 2 , Figure 3 , hydraulic rods 16 are fixedly connected to both sides of the connecting plate 15, the output end of the hydraulic rod 16 is fixedly connected to an adjusting assembly, a disc 20 is fixedly connected to the opposite side of the adjusting assembly, the outside of the disc 20 is fixedly connected to a uniformly distributed support frame 21, and the internal thread of the support frame 21 is connected to the planer teeth 14; the adjusting assembly includes a support plate 17, the support plate 17 is fixedly connected to the output end of the hydraulic rod 16, a support rod 18 is fixedly connected to the opposite side of the support plate 17, and a support block 19 is fixedly connected to the opposite end of the support rod 18.

[0035] By starting the hydraulic rod 16, the support plate 17, the support rod 18, the support block 19 and the disc 20 are driven to move, and then the support frame 21 and the planer tooth 14 are driven to move, so that the digging head can be adjusted according to the needs.

[0036] Reference Figure 2 , Figure 4 , limiting grooves 10 are provided on both sides of the fixed frame 4, and the internal part of the limiting grooves 10 is slidably connected to the limiting blocks 9; the insertion rod 12 is slidably connected to the inside of the fixed frame 4; the connecting frame 13 is slidably connected to the inside of the connecting block 3; a spring 11 is fixedly connected to one side of the movable plate 8, and one end of the spring 11 is fixedly connected to the inside of the fixed frame 4.

[0037] Limiting grooves 10 are provided on both sides of the fixed frame 4, and the limiting blocks 9 are slidably connected inside the limiting grooves 10, which play a role in supporting and limiting the movable plate 8; the insertion rod 12 is slidably connected to the inside of the fixed frame 4, which plays a role in disassembling the connecting frame 13; the connecting frame 13 is slidably connected to the inside of the connecting block 3, which plays a role in facilitating the disassembly of the connecting frame 13; a spring 11 is fixedly connected to one side of the movable plate 8, and one end of the spring 11 is fixedly connected to the inside of the fixed frame 4, which plays a role in driving the movable plate 8 to rebound.

[0038] Working principle: When using this device, by manually rotating the rotating block 6, the rotating block 6 rotates to drive the screw 5 to rotate, the screw 5 rotates to drive the fixed block 7 to move, the fixed block 7 moves to drive the moving plate 8 to move, the moving plate 8 moves to drive the insertion rod 12 to disengage from the inside of the connecting frame 13, and at the same time, the moving plate 8 drives the limiting block 9 to slide inside the limiting groove 10, the moving plate 8 moves to drive the spring 11 to stretch, and then the connecting plate 15 is manually moved, and the connecting plate 15 moves to drive the connecting frame 13 to disengage from the inside of the connecting block 3, so that the milling head can be easily disassembled, which can improve the convenience during maintenance; by starting the hydraulic rod 16, the hydraulic rod 16 starts to drive the support plate 17 to move, the support plate 17 moves to drive the support rod 18 to move, the support rod 18 moves to drive the support block 19 to move, and the support block 19 moves to drive the disc 20 to move, thereby driving the support frame 21 and the planer tooth 14 to move, so that the excavating head can be adjusted according to needs, adapted to the development needs of different sizes, and improved the flexibility and adaptability of construction.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A stemless milling head for a milling machine, comprising a milling machine body (1), characterized in that: The right side of the milling machine body (1) is fixedly connected with a connecting assembly, the internal thread of the connecting assembly is connected with a screw rod (5), one end of the screw rod (5) is fixedly connected with a rotating block (6), the other end of the screw rod (5) is fixedly connected with a fixed block (7), the adjacent side of the fixed block (7) is fixedly connected with a movable plate (8), both sides of the movable plate (8) are fixedly connected with limiting blocks (9), the adjacent side of the movable plate (8) is fixedly connected with an insertion rod (12), the insertion rod (12) is slidably connected to the inside of the connecting block (3) and the connecting frame (13), and the right side of the connecting frame (13) is fixedly connected with a connecting plate (15).

2. The stemless milling head for a milling machine according to claim 1, characterized in that: The connection assembly comprises a fixing plate (2), wherein the fixing plate (2) is fixedly connected to the right side of the milling machine body (1), a connecting block (3) is fixedly connected to the right side of the fixing plate (2), and fixing frames (4) are fixedly connected to both sides of the connecting block (3).

3. The stemless milling head for a milling machine according to claim 1, characterized in that: Both sides of the connecting plate (15) are fixedly connected to hydraulic rods (16), the output end of the hydraulic rod (16) is fixedly connected to an adjustment assembly, the side of the adjustment assembly that is away from the hydraulic rod is fixedly connected to a disc (20), the outside of the disc (20) is fixedly connected to a uniformly distributed support frame (21), and the inside of the support frame (21) is threadedly connected to a planer tooth (14).

4. The stemless milling head for a milling machine according to claim 3, characterized in that: The adjustment assembly comprises a support plate (17), wherein the support plate (17) is fixedly connected to the output end of the hydraulic rod (16), a support rod (18) is fixedly connected to the remote side of the support plate (17), and a support block (19) is fixedly connected to the remote end of the support rod (18).

5. The stemless milling head for a milling machine according to claim 2, characterized in that: Limiting grooves (10) are provided on both sides of the fixing frame (4), and the interior of the limiting grooves (10) is slidably connected to the limiting blocks (9).

6. The stemless milling head for a milling machine according to claim 1, characterized in that: The insertion rod (12) is slidably connected inside the fixing frame (4).

7. The stemless milling head for a milling machine according to claim 1, characterized in that: The connecting frame (13) is slidably connected inside the connecting block (3).

8. The stemless milling head for a milling machine according to claim 1, characterized in that: A spring (11) is fixedly connected to one side of the movable plate (8), and one end of the spring (11) is fixedly connected to the inside of the fixed frame (4).

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