Movable cooling vehicle for metal cladding processing

Abstract

The utility model provides a mobile cooling vehicle for metal cladding processing, which comprises a water pump, a driving device, a vehicle body running on a track, a water storage tank connected to the vehicle body and a cooling plate mounted at the top of the water storage tank, the track is arranged below a Z shaft of equipment, one end of a cooling pipeline is communicated with cooling water in the water storage tank through the water pump, and the other end of the cooling pipeline is communicated with a water outlet. And the other end is communicated with the space above the cooling water level in the water storage tank through a water outlet pipe. The stepping motor is adopted to drive the vehicle body to move on the track through the lead screw nut pair, the vehicle body can move out of an equipment truss, and installation of large workpieces is facilitated; and the cooling plate adopts the circulating water paths uniformly distributed in the cooling plate, so that the cooling efficiency is high, and uniform cooling of large workpieces is facilitated. The method is suitable for 3D metal cladding processing of large workpieces.

Description

Technical Field

[0001] The utility model relates to plasma cladding equipment, in particular to a mobile cooling vehicle used for metal cladding processing. Background Art

[0002] Metal cladding is a technology that melts metal powder or particles and then coats them on the surface of a workpiece to form a cladding layer. It can be used for repairing the surface of a workpiece and 3D metal printing. The existing metal cladding processing equipment commonly includes 3D metal cladding equipment, which is also called 3D metal printer in the industry.

[0003] At present, cutting-edge 3D metal cladding equipment generally adopts three-axis linkage CNC technology, and there are also five-axis equipment that adds A-axis and C-axis on the basis of three-axis (A-axis and C-axis are both rotating axes). In the above equipment, the cooling device for placing the workpiece is usually a water tank and a cooling plate. The water tank is filled with water and fixed on the workbench. The workbench drives the water tank to move in the XY two-dimensional plane. The cooling plate is placed on the water tank and contacts the liquid surface in the tank. The workpiece is cooled by heat conduction from the cooling plate.

[0004] The cooling device of the above-mentioned 3D metal cladding equipment has the following defects: first, the cooling efficiency is low; second, the cooling device is directly fixed on the workbench, which is affected by the structure of the machine tool and the installation of larger workpieces is limited.

[0005] In order to develop 3D metal cladding equipment suitable for large workpieces, our company has developed a truss-type CNC metal cladding equipment, whose XY axis displacement mechanisms are installed on the truss. Under this structure, how to change the structural form of the cooling device to facilitate the installation of large workpieces and improve its cooling efficiency has become an urgent problem that needs to be solved. Utility Model Content

[0006] In response to the problems raised by the background technology, the purpose of the utility model is to provide a mobile cooling vehicle for metal cladding processing, which drives the vehicle body through a controllable moving mechanism so that the vehicle body can move in and out under the equipment truss, which is convenient for the installation of large workpieces. At the same time, the cooling method is improved, the cooling efficiency is improved, and the uniform cooling of large workpieces is also facilitated.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A mobile cooling vehicle for metal cladding processing comprises a water pump, a driving device, a vehicle body running on a track, a water tank connected to the vehicle body and a cooling plate installed on the top of the water tank, wherein the track is arranged below the Z axis of the equipment, the vehicle body runs on the track through the driving device, cooling water is stored in the water tank, a plurality of cooling water channels are arranged in the cooling plate, and the plurality of cooling water channels are connected in series to form a cooling pipeline, one end of the cooling pipeline is connected to the cooling water in the water tank through the water pump, and the other end is connected to the space above the cooling water level in the water tank through a water outlet pipe.

[0009] The driving device includes a stepper motor, a screw nut pair and a connecting plate. The stepper motor is arranged at the left end of the track, and its main shaft is parallel to the track. The two ends of the screw of the screw nut pair are respectively installed on the right side of the main shaft of the stepper motor through bearing seats, and the left end of the screw of the screw nut pair is connected to the main shaft of the stepper motor; the nut of the screw nut pair is connected to the vehicle body through the connecting plate, driving the vehicle body to move on the track.

[0010] The cooling plate is a rectangular flat plate, and the four corners of the bottom surface are fixed in the upper opening of the water storage tank through positioning pieces.

[0011] The side wall of the water tank is provided with a liquid level gauge, and the liquid level gauge is communicated with the inside of the water tank.

[0012] The cooling water channel runs through the front and rear side walls of the cooling plate, and the cooling water channels in series are connected by pipe connectors, which are composed of a bend, a pipe joint A and a pipe joint B. One end of the pipe joint A is threadedly connected to the previous cooling water channel, and the other end is connected to the pipe joint B through a bend, and the other end of the pipe joint B is threadedly connected to the subsequent cooling water channel.

[0013] The cooling water pump is fixedly arranged inside the water storage tank.

[0014] The utility model has the following beneficial effects: the utility model adopts a stepper motor to drive the vehicle body to move on the track through a lead screw nut pair, and the vehicle body can be moved out of the equipment truss, which is convenient for the installation of large workpieces; the cooling plate adopts a circulating water path evenly distributed in the cooling plate, which has high cooling efficiency and is convenient for uniform cooling of large workpieces. It is suitable for 3D metal cladding processing of large workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 A partial cross-sectional view of the cooling plate from a top view.

[0017] Figure 3 This is a front view of the vehicle body, water tank and cooling plate.

[0018] In the figure, 1. water pump, 2. driving device, 3. track, 4. vehicle body, 5. water tank, 6. cooling plate, 7. cooling pipeline, 8. water outlet pipe, 9. liquid level meter, 10. pipeline connector, 21. stepper motor, 22. screw nut pair, 23. connecting plate, 24. bearing seat, 61. positioning piece. DETAILED DESCRIPTION

[0019] The technical solution of the utility model is further described in detail below through the accompanying drawings and embodiments.

[0020] like Figure 1-3 As shown, the utility model provides a mobile cooling vehicle for metal cladding processing, including a water pump 1, a driving device 2, a vehicle body 4 running on a track 3, a water tank 5 connected to the vehicle body 4 and a cooling plate 6 installed on the top of the water tank 5, the track 3 is arranged below the Z axis of the equipment, the vehicle body 4 runs on the track 3 through the driving device 2, the water pump 1 is fixedly arranged inside the water tank 5, the water tank 5 stores cooling water, a plurality of cooling water channels are arranged in the cooling plate 6, and the plurality of cooling water channels are connected in series to form a cooling pipeline 7, one end of the cooling pipeline 7 is connected to the cooling water in the water tank 5 through the water pump 1, and the other end is connected to the space above the cooling water level in the water tank 5 through the outlet pipe 8.

[0021] The utility model drives the trolley through a controllable moving mechanism, so that the trolley can enter and exit under the equipment truss, which is convenient for the installation of large workpieces. At the same time, the cooling method is improved, the cooling efficiency is increased, and the uniform cooling of the large workpieces is also convenient.

[0022] The driving device 2 includes a stepper motor 21, a screw nut pair 22 and a connecting plate 23. The stepper motor 21 is arranged at the left end of the track 3, and its main axis is parallel to the track 3. The two ends of the screw of the screw nut pair 22 are respectively installed on the right side of the main axis of the stepper motor 21 through bearing seats 24, and the left end of the screw of the screw nut pair 22 is connected to the main axis of the stepper motor 21; the nut of the screw nut pair 22 is connected to the vehicle body 4 through the connecting plate 23, driving the vehicle body 4 to move on the track 3.

[0023] The cooling plate 6 is a rectangular flat plate, and the four corners of its bottom surface are fixed in the upper opening of the water storage tank 5 through positioning members 61 .

[0024] The side wall of the water tank 5 is provided with a liquid level gauge 9 , and the liquid level gauge 9 is connected to the inside of the water tank 5 .

[0025] The cooling water channel passes through the front and rear side walls of the cooling plate 6, and the cooling water channels in series are connected by a pipe connector 10. The pipe connector 10 is composed of a bend, a pipe joint A and a pipe joint B. One end of the pipe joint A is threadedly connected to the previous cooling water channel, and the other end is connected to the pipe joint B through a bend. The other end of the pipe joint B is threadedly connected to the subsequent cooling water channel.

[0026] The parts not described in detail in this utility model are prior art.

Claims

1. A mobile cooling vehicle for metal cladding processing, comprising a water pump (1), a driving device (2), a vehicle body (4) running on a track (3), a water storage tank (5) connected to the vehicle body (4), and a cooling plate (6) mounted on the top of the water storage tank (5), wherein: The track (3) is arranged below the Z axis of the equipment, the vehicle body (4) runs on the track (3) through the driving device (2), cooling water is stored in the water tank (5), a plurality of cooling water channels are arranged in the cooling plate (6), and the plurality of cooling water channels are connected in series to form a cooling pipeline (7), one end of the cooling pipeline (7) is connected to the cooling water in the water tank (5) through the water pump (1), and the other end is connected to the space above the cooling water level in the water tank (5) through the outlet pipe (8).

2. The mobile cooling vehicle for metal cladding processing according to claim 1 is characterized in that: The driving device (2) comprises a stepping motor (21), a lead screw nut pair (22) and a connecting plate (23); the stepping motor (21) is arranged at the left end of the track (3), and its main axis is parallel to the track (3); both ends of the lead screw of the lead screw nut pair (22) are respectively mounted on the right side of the main axis of the stepping motor (21) through bearing seats (24); the left end of the lead screw of the lead screw nut pair (22) is connected to the main axis of the stepping motor (21); the nut of the lead screw nut pair (22) is connected to the vehicle body (4) through the connecting plate (23), so as to drive the vehicle body (4) to move on the track (3).

3. The mobile cooling vehicle for metal cladding processing according to claim 1 is characterized in that: The cooling plate (6) is a rectangular flat plate, and the four corners of its bottom surface are fixed in the upper opening of the water storage tank (5) through positioning pieces (61).

4. The mobile cooling vehicle for metal cladding processing according to claim 1 is characterized in that: The water storage tank (5) is provided with a liquid level meter (9) on its side wall, and the liquid level meter (9) is connected to the interior of the water storage tank (5).

5. The mobile cooling vehicle for metal cladding processing according to claim 1 is characterized in that: The cooling water channel passes through the front and rear side walls of the cooling plate (6), and the cooling water channels in series are connected by a pipe connector (10). The pipe connector (10) is composed of a bend, a pipe joint A and a pipe joint B. One end of the pipe joint A is threadedly connected to the previous cooling water channel, and the other end is connected to the pipe joint B through the bend. The other end of the pipe joint B is threadedly connected to the subsequent cooling water channel.

6. The mobile cooling vehicle for metal cladding processing according to claim 1 is characterized in that: The water pump (1) is fixedly arranged inside the water storage tank (5).

Images