Milling machine gun barrel welding, positioning and butt-joint equipment

Abstract

The utility model discloses milling machine gun barrel welding positioning butt joint equipment which comprises a bottom plate, two foot stools are fixedly connected to one side of the top of the bottom plate, the number of the foot stools is two, after a milling machine gun barrel is placed on the top of a roller, the position of the gun barrel is adjusted to the needed position through rotation of the roller, and then the milling machine gun barrel is welded. A hydraulic cylinder is opened to drive a clamping plate to move towards the center direction to the position where clamping pads fully clamp a gun barrel for positioning, according to the length size of the gun barrel, anticlockwise rotation is conducted, all first screws are taken down, a sliding arm slides to the needed length on the inner side of a bottom plate, and then a mode that the first screws are connected with corresponding screw holes on the outer side of the bottom plate is matched; the length of the sliding arm is fixed, the rotary handle is held to rotate the base, the supporting plate is driven to ascend to the position where the supporting pad on the top of the supporting plate makes full contact with the bottom of the gun barrel, auxiliary supporting is conducted, finally welding is conducted, the suspension area of the milling machine gun barrel can be effectively reduced, and therefore the stability of the gun barrel in the welding process is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of milling machines, and particularly relates to a welding positioning and docking device for the barrel of a milling machine. Background Art

[0002] A milling machine is a mechanical device used for asphalt pavement maintenance construction, mainly applied to the excavation and renovation of the asphalt concrete surface layer of highways, urban roads, airports, freight yards, etc., as well as the removal of various defects on the road surface, and is widely used in urban municipal road and highway maintenance projects.

[0003] For some existing welding positioning and docking devices for the barrel of a milling machine, the supporting area for the barrel is generally fixed. When the length dimension of the barrel is relatively large, a considerable part of the barrel body will be in a suspended state during the welding process, which has an adverse effect on the stability of the barrel position. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a welding positioning and docking device for the barrel of a milling machine, so as to solve the problem that for some existing welding positioning and docking devices for the barrel of a milling machine, the supporting area for the barrel is generally fixed. When the length dimension of the barrel is relatively large, a considerable part of the barrel body will be in a suspended state during the welding process, which has an adverse effect on the stability of the barrel position as mentioned in the above background art.

[0005] To achieve the above object, the utility model provides the following technical solution: A welding positioning and docking device for the barrel of a milling machine, including a bottom plate, one side of the top of the bottom plate is fixedly connected with a footrest, there are two footrests symmetrically arranged, the tops of the footrests are both fixedly connected with a top frame, a rotating shaft is fixedly connected inside the top frame, there are several rotating shafts symmetrically arranged, rollers are rotatably connected to the outside of the rotating shafts, there are several rollers symmetrically arranged, a hydraulic cylinder is fixedly connected to one side of the rotating shaft, there are two hydraulic cylinders symmetrically arranged, the output ends of the hydraulic cylinders are both fixedly connected with a clamping plate, one side of the bottom plate is threadedly connected with a first screw rod, there are several first screw rods symmetrically arranged, sliding arms are threadedly connected to the outside of the first screw rods through screw holes, side plates are fixedly connected to one side of the sliding arms, bases are fixedly connected to the tops of the side plates, second screw rods are threadedly connected inside the bases, and a supporting plate is rotatably connected to the outside of the top of the second screw rod.

[0006] Preferably, clamping pads are fixedly connected to one side of the clamping plates, supporting pads are fixedly connected to the tops of the supporting plates, both the clamping pads and the supporting pads are made of flexible materials, and one side of both the clamping pads and the supporting pads is a serrated structure.

[0007] Preferably, a second slide bar is fixedly connected to one side of each clamping plate. A plurality of second slide bars are symmetrically arranged. A first slide bar is fixedly connected to one side of each supporting plate. A plurality of first slide bars are symmetrically arranged. A top frame is slidably connected to the outside of each second slide bar. A base is slidably connected to the outside of each first slide bar.

[0008] Preferably, a gasket is movably connected to the outside of one end of each first screw rod. The gaskets are all located on one side of the bottom plate.

[0009] Preferably, a rotating handle is fixedly connected to the bottom end of each second screw rod. A base is threadedly connected to the outside of each second screw rod.

[0010] Preferably, a spring is movably connected to the outside of the bottom end of each second screw rod. The springs are all located between the base and the rotating handle.

[0011] Preferably, a foot pad is fixedly connected to the other side of the bottom plate. A plurality of foot pads are symmetrically arranged. Connecting screw holes are arranged inside each foot pad.

[0012] Preferably, a handle is fixedly connected to one side of each side plate.

[0013] Compared with the prior art, the utility model provides a welding positioning and docking device for a milling machine barrel, which has the following beneficial effects:

[0014] 1. By arranging the supporting plate in the utility model, a supporting pad is fixedly connected to the top of the supporting plate. A second screw rod is rotatably connected to the inside of the supporting plate. A base is threadedly connected to the outside of the second screw rod. A side plate is fixedly connected to the bottom of the base. After placing the milling machine barrel on the top of the roller, the position of the barrel is adjusted to the required position by the rotation of the roller. The hydraulic cylinder is opened to drive the clamping plate to move towards the center until the clamping pads fully clamp the barrel for positioning. According to the length dimension of the barrel, each first screw rod is rotated counterclockwise and removed. The sliding arm is slid to the required length inside the bottom plate, and then the length of the sliding arm is fixed by matching the connection mode of the first screw rod with the corresponding screw hole on the outside of the bottom plate. Hold the rotating handle and rotate the base to drive the supporting plate to rise to the position where the supporting pad on the top of the supporting plate fully contacts the bottom of the barrel for auxiliary support, and finally welding is carried out, which can effectively reduce the suspended area of the milling machine barrel, thereby ensuring the stability of the barrel during the welding process;

[0015] 2. By arranging the rotating handle in the utility model, a second screw rod is fixedly connected to the top of the rotating handle. A base is threadedly connected to the outside of the second screw rod, which can effectively facilitate the direct holding and rotation by personnel;

[0016] 3. By arranging the gasket in the utility model, a first screw rod is movably connected to the inside of the gasket. The first screw rod is threadedly connected to the outside of the bottom plate, which can effectively reduce the loosening amplitude of the first screw rod during long-term use.

[0017] The parts not involved in this device are the same as the prior art or can be implemented using the prior art. The structure of this utility model is scientific and reasonable, safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, and do not constitute a limitation to the present utility model. In the drawings:

[0019] Figure 1 is an axonometric structural schematic diagram of a welding positioning and docking device for a milling machine barrel proposed by the present utility model;

[0020] Figure 2 is Figure 1 an enlarged structural schematic diagram of part A in;

[0021] Figure 3 is an axonometric structural schematic diagram of a support plate of a welding positioning and docking device for a milling machine barrel proposed by the present utility model;

[0022] Figure 4 is a front view structural schematic diagram of a welding positioning and docking device for a milling machine barrel proposed by the present utility model;

[0023] Figure 5 is a side view structural schematic diagram of a welding positioning and docking device for a milling machine barrel proposed by the present utility model;

[0024] Figure 6 is a top view structural schematic diagram of a welding positioning and docking device for a milling machine barrel proposed by the present utility model;

[0025] In the figure: bottom plate 1, footrest 2, top frame 3, rotating shaft 4, roller 5, hydraulic cylinder 6, clamping plate 7, clamping pad 8, first screw 9, screw hole 10, sliding arm 11, side plate 12, base 13, second screw 14, support plate 15, support pad 16, first sliding rod 17, rotating handle 18, spring 19, handle 20, gasket 21, foot pad 22, second sliding rod 23. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] Please refer to Figures 1-6, the present utility model provides a technical solution: a welding positioning and docking device for a milling machine barrel, including a bottom plate 1. On one side of the top of the bottom plate 1, a footrest 2 is fixedly connected. There are two footrests 2 arranged symmetrically. On the top of each footrest 2, a top frame 3 is fixedly connected. Inside the top frame 3, a rotating shaft 4 is fixedly connected. There are several rotating shafts 4 arranged symmetrically. On the outside of each rotating shaft 4, a roller 5 is rotatably connected. There are several rollers 5 arranged symmetrically. On one side of the rotating shaft 4, a hydraulic cylinder 6 is fixedly connected. There are two hydraulic cylinders 6 arranged symmetrically. The output ends of the hydraulic cylinders 6 are both fixedly connected with clamping plates 7. On one side of the bottom plate 1, a first screw 9 is threadedly connected. There are several first screws 9 arranged symmetrically. On the outside of each first screw 9, a sliding arm 11 is threadedly connected through a screw hole 10. On one side of each sliding arm 11, a side plate 12 is fixedly connected. On the top of each side plate 12, a base 13 is fixedly connected. Inside each base 13, a second screw 14 is threadedly connected. On the outside of the top of each second screw 14, a support plate 15 is rotatably connected. After placing the milling machine barrel on the top of the rollers 5, by rotating the rollers 5, the position of the barrel is adjusted to the required position. Open the hydraulic cylinder 6 to drive the clamping plate 7 to move towards the center until the clamping pads 8 fully clamp the barrel for positioning. According to the length dimension of the barrel, rotate and remove each first screw 9 counterclockwise. Slide the sliding arm 11 to the required length inside the bottom plate 1, and then fix the length of the sliding arm 11 by means of connecting the sliding arm 11 to the corresponding screw hole 10 on the outside of the bottom plate 1 in cooperation with the first screw 9. Hold the rotating handle 18 and rotate the base 13 to drive the support plate 15 to rise until the support pad 16 on the top of the support plate 15 fully contacts the bottom of the barrel for auxiliary support. Finally, welding is carried out, which can effectively reduce the suspended area of the milling machine barrel, thereby ensuring the stability of the barrel during the welding process.

[0028] In the present utility model, preferably, a clamping pad 8 is fixedly connected to one side of each clamping plate 7, and a support pad 16 is fixedly connected to the top of each support plate 15. Both the clamping pad 8 and the support pad 16 are made of flexible materials, and one side of both the clamping pad 8 and the support pad 16 is a serrated structure, which can effectively reduce the wear degree of the barrel during the contact process.

[0029] In the present utility model, preferably, a second sliding rod 23 is fixedly connected to one side of each clamping plate 7. There are several second sliding rods 23 arranged symmetrically. A first sliding rod 17 is fixedly connected to one side of each support plate 15. There are several first sliding rods 17 arranged symmetrically. The outside of each second sliding rod 23 is slidably connected to the top frame 3, and the outside of each first sliding rod 17 is slidably connected to the base 13, which can effectively ensure the stability of the clamping plate 7 and the support plate 15 during the moving process.

[0030] In the present utility model, preferably, a gasket 21 is movably connected to the outside of one end of each first screw 9, and the gaskets 21 are all located on one side of the bottom plate 1, which can effectively reduce the loosening amplitude of the first screw 9.

[0031] In the present utility model, preferably, a rotating handle 18 is fixedly connected to the bottom end of each second screw rod 14, and a base 13 is threadedly connected to the outside of each second screw rod 14, which can effectively facilitate the rotation by directly holding by personnel.

[0032] In the present utility model, preferably, a spring 19 is movably connected to the outside of the bottom end of each second screw rod 14, and the springs 19 are respectively located between the base 13 and the rotating handle 18, which can effectively ensure the stability of the second screw rod 14 during long-term use.

[0033] In the present utility model, preferably, a foot pad 22 is fixedly connected to the other side of the bottom plate 1, and a plurality of foot pads 22 are symmetrically arranged. Connecting screw holes are arranged inside each foot pad 22, and the device can be fixed by connecting to the ground through expansion screw rods.

[0034] In the present utility model, preferably, a handle 20 is fixedly connected to one side of each side plate 12, which can effectively facilitate the pulling of the side plate 12 by personnel after holding.

[0035] The working principle and usage process of the present utility model: During use, after placing the milling cutter barrel of the milling machine on the top of the roller 5, the position of the barrel is adjusted to the required position by the rotation of the roller 5. The hydraulic cylinder 6 is opened to drive the clamping plate 7 to move towards the center until the clamping pads 8 fully clamp the barrel for positioning. According to the length dimension of the barrel, each first screw rod 9 is rotated counterclockwise and removed. The sliding arm 11 is slid to the required length inside the bottom plate 1, and then the length of the sliding arm 11 is fixed by matching the connection mode of the first screw rod 9 with the corresponding screw hole 10 on the outside of the bottom plate 1. The base 13 is rotated by holding the rotating handle 18 to drive the support plate 15 to rise until the support pad 16 on the top of the support plate 15 fully contacts the bottom of the barrel for auxiliary support. Finally, welding is performed, which can effectively reduce the suspended area of the milling cutter barrel of the milling machine, thereby ensuring the stability of the barrel during the welding process.

[0036] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A milling machine barrel welding positioning and docking device, comprising a base plate (1), characterized in that: A tripod (2) is fixedly connected to one side of the top of the bottom plate (1), and two of the tripods (2) are symmetrically arranged. A top frame (3) is fixedly connected to the top of each of the tripods (2). A rotating shaft (4) is fixedly connected to the inner side of the top frame (3), and a plurality of rotating shafts (4) are symmetrically arranged. Rollers (5) are rotatably connected to the outer side of each of the rotating shafts (4), and a plurality of rollers (5) are symmetrically arranged. A hydraulic cylinder (6) is fixedly connected to one side of the rotating shaft (4), and two of the hydraulic cylinders (6) are symmetrically arranged. The output ends of the hydraulic cylinders (6) are both A clamping plate (7) is fixedly connected, a first screw rod (9) is threadedly connected to one side of the bottom plate (1), a plurality of the first screw rods (9) are symmetrically arranged, the outer side of the first screw rod (9) is threadedly connected to a sliding arm (11) through a screw hole (10), one side of the sliding arm (11) is fixedly connected to a side plate (12), the top of the side plate (12) is fixedly connected to a base (13), the inner side of the base (13) is threadedly connected to a second screw rod (14), and the outer side of the top of the second screw rod (14) is rotatably connected to a supporting plate (15).

2. The milling machine barrel welding positioning and docking equipment according to claim 1 is characterized in that: One side of the clamping plate (7) is fixedly connected to a clamping pad (8), and the top of the supporting plate (15) is fixedly connected to a supporting pad (16). Both the clamping pad (8) and the supporting pad (16) are made of flexible materials, and one side of the clamping pad (8) and the supporting pad (16) are serrated structures.

3. The milling machine barrel welding positioning and docking equipment according to claim 1 is characterized in that: One side of the clamping plate (7) is fixedly connected to a second sliding rod (23), and a plurality of the second sliding rods (23) are symmetrically arranged. One side of the support plate (15) is fixedly connected to a first sliding rod (17), and a plurality of the first sliding rods (17) are symmetrically arranged. The outer side of the second sliding rod (23) is slidably connected to a top frame (3), and the outer side of the first sliding rod (17) is slidably connected to a base (13).

4. The milling machine barrel welding positioning and docking equipment according to claim 1, characterized in that: A gasket (21) is movably connected to the outer side of one end of the first screw rod (9), and the gasket (21) is located on one side of the bottom plate (1).

5. The milling machine barrel welding positioning and docking equipment according to claim 1, characterized in that: The bottom end of the second screw rod (14) is fixedly connected to a rotary handle (18), and the outer side of the second screw rod (14) is threadedly connected to a base (13).

6. The milling machine barrel welding positioning and docking equipment according to claim 5, characterized in that: The outer side of the bottom end of the second screw rod (14) is movably connected to a spring (19), and the spring (19) is located between the base (13) and the rotary handle (18).

7. The milling machine barrel welding positioning and docking equipment according to claim 1, characterized in that: A foot pad (22) is fixedly connected to the other side of the bottom plate (1), and a plurality of the foot pads (22) are symmetrically arranged, and the inner sides of the foot pads (22) are all provided with connecting screw holes.

8. The milling machine barrel welding positioning and docking equipment according to claim 1, characterized in that: One side of the side plate (12) is fixedly connected with a handle (20).

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