Automatic flame brazing machine for high-pressure valve annular line

Abstract

The utility model discloses an automatic flame brazing machine for a high-pressure valve annular line, which relates to the technical field of automatic flame brazing machines, and comprises an automatic flame brazing machine main body, a hollow support table is arranged in the automatic flame brazing machine main body, the support table divides the automatic flame brazing machine main body into a welding area and a waste water area, and the waste water area is arranged in the welding area. A second control motor is embedded in the top of the supporting table, a connecting block is installed at the output end of the second control motor, an annular workbench is installed at the top of the connecting block, and the annular workbench is used for containing a high-pressure valve to be welded. The spraying device is used for uniformly spraying a special brazing flux cleaning agent conveyed in the hose to a welding part, and meanwhile, the motor II is controlled to operate to drive the annular worktable and a high-pressure valve workpiece on the annular worktable to rotate, so that the cleaning agent can be in full contact with each part, the cleaning effect is improved, brazing flux residues and hot scales are effectively removed, and the welding quality is improved. And the appearance and the performance of the product are improved to a certain extent.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic flame brazing machine technical field, concretely is a kind of high-pressure valve annular line automatic flame brazing machine. BACKGROUND

[0002] High-pressure valve is a kind of mechanical fittings for controlling high-pressure fluid medium pressure and flow, welding machine needs to be used to weld the gap on it in production process, the existing high-pressure valve annular line automatic flame brazing machine is difficult to effectively remove flux residue and heat scale, seriously affect the appearance and performance of product.

[0003] Patent document CN208051091U discloses a kind of multi-station automatic flame brazing machine, mainly consider how to improve the use flexibility and use safety of device, without considering how effectively remove flux residue and heat scale, thereby improve the appearance and performance of product. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of high-pressure valve annular line automatic flame brazing machine, to solve the problem of existing technology in view of difficult to effectively remove flux residue and heat scale, seriously affect the appearance and performance of product.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of high-pressure valve annular line automatic flame brazing machine, including automatic flame brazing machine main body, the inside of automatic flame brazing machine main body is installed with support table, support table is hollow, support table is divided into welding area and waste water area by automatic flame brazing machine main body, the top of support table is embedded with control motor two, the output of control motor two is installed with connecting block, the top of connecting block is installed with annular workbench, annular workbench is used to place the high-pressure valve to be welded, annular workbench is ladder annular, the top wall of automatic flame brazing machine main body is installed with electric push rod one, the output of electric push rod one is installed with spraying device, spraying device is located in welding area, spraying device is located above annular workbench, the top of automatic flame brazing machine main body is installed with hose, one end of hose is connected with the top of spraying device.

[0006] Preferably, the bottom of the annular workbench is provided with a mounting groove, the mounting groove is used to install the connecting block, the inside of the annular workbench is installed with a micro electric push rod one, the output of the micro electric push rod one is installed with a clamp one, the clamp one is located between the connecting block and the mounting groove, the inside of the annular workbench is installed with a micro electric push rod two, the output of the micro electric push rod two is installed with a clamp two, the clamp two is located above the annular workbench.

[0007] Preferably, the automatic flame brazing machine body is provided with a moving assembly on the inner wall and the back wall of one side, and the output ends of the two moving assemblies are respectively provided with a feeding mechanism and a flame nozzle.

[0008] Preferably, the moving assembly comprises a fixed frame installed on the inner wall and the back wall of one side of the automatic flame brazing machine body, a control motor one and a guide rod are installed in the fixed frame, the guide rod is located behind the control motor one, a lead screw is installed at the output end of the control motor one, and a sliding block is sleeved on the outer surfaces of the lead screw and the guide rod.

[0009] Preferably, the automatic flame brazing machine body is provided with an argon gas conveying pipe and a waste gas discharge pipe on the outer wall of one side, the waste gas discharge pipe is located below the argon gas conveying pipe, a control valve is installed on the outer surface of the waste gas discharge pipe, and a power socket is installed on the outer wall of one side of the automatic flame brazing machine body, below the waste gas discharge pipe.

[0010] Preferably, the automatic flame brazing machine body is provided with a temperature sensor on the inner wall of one side, above the fixed frame, and a liquid discharge pipe is installed on the outer wall of one side of the automatic flame brazing machine body, for discharging liquid in the waste water area.

[0011] Preferably, the automatic flame brazing machine body is provided with a machine door on the front side through a hinge, a visible window is arranged on the front side of the machine door, and a controller is installed on the outer wall of one side of the automatic flame brazing machine body, above the liquid discharge pipe.

[0012] Compared with the prior art, the automatic flame brazing machine has the following beneficial effects:

[0013] 1. The special brazing agent cleaning agent conveyed in the hose is uniformly sprayed on the welding position through the spraying device, the control motor two is operated to drive the annular workbench and the high-pressure valve workpiece above to rotate, so that the cleaning liquid can fully contact each part, the cleaning effect is improved, the brazing agent residue and heat scale are effectively removed, and the appearance and performance of the product are improved to a certain extent.

[0014] 2. The annular workbench suitable for the quick replacement of the clamp can be replaced according to the type and size of the high-pressure valve to be welded, so that the device is suitable for high-pressure valves of different specifications and types, and the flexibility and adaptability of the device are improved to a certain extent. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic view of the three-dimensional structure of the utility model;

[0016] Figure 2It is a cross-sectional structure schematic view of the utility model;

[0017] Figure 3 It is a side view cross-sectional structure schematic view of the utility model;

[0018] Figure 4 It is a bottom view cross-sectional structure schematic view of the annular workbench of the utility model;

[0019] Figure 5 It is a top view cross-sectional structure schematic view of the annular workbench of the utility model;

[0020] Figure 6 It is a cross-sectional structure schematic view of the second micro electric push rod of the utility model.

[0021] In the figure: 1, automatic flame brazing machine main body; 2, machine door; 3, controller; 4, support table; 5, electric push rod one; 6, spraying device; 7, argon delivery pipe; 8, waste gas discharge pipe; 9, fixed frame; 10, control motor one; 11, screw rod; 12, guide rod; 13, sliding block; 14, electric push rod two; 15, feeding mechanism; 16, flame nozzle; 17, control motor two; 18, annular workbench; 19, motor protective cover; 20, connecting block; 21, micro electric push rod one; 22, clamp one; 23, micro electric push rod two; 24, clamp two; 25, power socket. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0023] In the description of the utility model, it should be explained that unless there are explicit provisions and limitations, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection, it can be mechanical connection, or electrical connection, it can be direct connection, or indirect connection through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0024] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 And Figure 6The utility model provides an embodiment: a kind of high-pressure valve annular line automatic flame brazing machine, including automatic flame brazing machine main body 1, support platform 4 is installed in the inside of automatic flame brazing machine main body 1, support platform 4 is hollow, support platform 4 is separated and is presented welding area and waste water area by automatic flame brazing machine main body 1, control motor two 17 is embedded in the top of support platform 4, control motor two 17 is equipped with connecting block 20, connecting block 20 is equipped with annular workbench 18 in the top, annular workbench 18 is used to place the high-pressure valve to be welded, annular workbench 18 is ladder annular, the top wall of automatic flame brazing machine main body 1 is equipped with electric push rod one 5, electric push rod one 5 is equipped with spraying device 6 in the output end, spraying device 6 is located in welding area, spraying device 6 is located above annular workbench 18, hose is installed in the top of automatic flame brazing machine main body 1, one end of hose is connected with the top of spraying device 6;

[0025] To reduce the oxidation of high-pressure valve, before welding, flux is first applied to the welding part of the welding piece, but after welding, flux residue and heat scale are left on the joint surface of the welding piece, and cleaning treatment needs to be carried out in time after welding, otherwise the appearance and performance of the product will be affected, after welding, spraying device 6 uniformly sprays the special flux cleaning agent conveyed in the hose on the welding part, and control motor two 17 is operated to drive annular workbench 18 and the high-pressure valve workpiece above to rotate, so that the cleaning liquid can fully contact each part, improve the cleaning effect, effectively remove flux residue and heat scale, according to the size of the high-pressure valve, electric push rod one 5 is telescopic to drive spraying device 6 to move up and down, so that spraying device 6 is adjusted to the appropriate height position, so that the device meets the brazing needs of high-pressure valves of different sizes.

[0026] The bottom of annular workbench 18 is provided with a mounting groove for mounting connecting block 20, the inside of annular workbench 18 is provided with micro electric push rod one 21, the output end of micro electric push rod one 21 is provided with clamp one 22, clamp one 22 is located between connecting block 20 and the mounting groove, the inside of annular workbench 18 is provided with micro electric push rod two 23, the output end of micro electric push rod two 23 is provided with clamp two 24, clamp two 24 is located above annular workbench 18;

[0027] According to the type and size of the high-pressure valve to be welded, the suitable annular workbench 18 can be replaced to realize the quick replacement of the clamp to adapt to different specifications and types of high-pressure valves, thereby improving the flexibility and adaptability of the device to a certain extent. The high-pressure valve to be welded is placed on the annular workbench 18, the micro electric push rod two 23 is elongated, the clamp two 24 is pushed to the inner surface of the high-pressure valve to fix the high-pressure valve on the annular workbench 18, so as to ensure that the workpiece will not be displaced during welding. According to the actual type of the high-pressure valve, the original annular workbench 18 is removed, a new annular workbench 18 is placed above the connecting block 20, and then the micro electric push rod one 21 is controlled to be elongated to push the clamp one 22 to the connecting block 20 to fix the annular workbench 18 and the connecting block 20. Because the types of high-pressure valves are different, some high-pressure valves need to be placed on the inner side, and some high-pressure valves need to be clamped and fixed from the outside;

[0028] The clamping tools required for different types of high-pressure valves will be different, and the clamp two 24 can be installed on the control motor two 17 to clamp the annular workbench 18 inwardly to meet the needs of different workpieces and improve the versatility of the device.

[0029] The side inner wall and the back wall of the automatic flame brazing machine body 1 are both provided with a moving assembly, the output ends of the two moving assemblies are respectively provided with a feeding mechanism 15 and a flame nozzle 16, and the top of the support table 4 is provided with a motor protection cover 19 located outside the control motor two 17.

[0030] The moving assembly comprises a fixed frame 9 installed on the side inner wall and the back wall of the automatic flame brazing machine body 1, the control motor one 10 and the guide rod 12 are installed in the fixed frame 9, the guide rod 12 is located behind the control motor one 10, the output end of the control motor one 10 is provided with a lead screw 11, the outer surfaces of the lead screw 11 and the guide rod 12 are sleeved with a sliding block 13, and one end of the sliding block 13 is provided with an electric push rod two 14.

[0031] After the high-pressure valve is fixed, the control motor one 10 is controlled to drive the sliding block 13 and the electric push rod two 14 to move up and down along the guide rod 12, and the electric push rod two 14 is telescopic to move the flame nozzle 16 and the feeding mechanism 15 to a suitable welding position. The flame nozzle 16 is used to generate high-temperature flame, and the feeding mechanism 15 is used to send filler metal to the weld, the base material and the filler metal are heated by the high-temperature flame, and when the melting temperature of the filler metal is reached, the filler metal solidifies, thereby firmly connecting the workpieces together.

[0032] The side outer wall of the automatic flame brazing machine body 1 is provided with an argon conveying pipe 7 and a waste gas discharge pipe 8, the waste gas discharge pipe 8 is located below the argon conveying pipe 7, the outer surface of the waste gas discharge pipe 8 is provided with a control valve, the side outer wall of the automatic flame brazing machine body 1 is provided with a power socket 25, and the power socket 25 is located below the side of the waste gas discharge pipe 8.

[0033] The side inner wall of the automatic flame brazing machine body 1 is provided with a temperature sensor, and the temperature sensor is located above the fixed frame 9. The side outer wall of the automatic flame brazing machine body 1 is provided with a liquid discharge pipe for discharging liquid in the waste water area.

[0034] The front of the automatic flame brazing machine body 1 is movably provided with a machine door 2 through a hinge, the front of the machine door 2 is provided with a viewing window, and the side outer wall of the automatic flame brazing machine body 1 is provided with a controller 3, and the controller 3 is located above the liquid discharge pipe.

[0035] Before welding, argon needs to be introduced into the automatic flame brazing machine body 1 to form an inert gas atmosphere in the welding area, effectively reducing the contact of metal with oxygen at high temperature, thereby reducing the degree of oxidation. In the welding process, the temperature sensor will detect the welding temperature in real time and feed back the signal to the controller 3, so that the controller 3 can control the welding of the flame nozzle 16 according to the feedback information. After the welding is completed, the control valve is opened, the gas in the automatic flame brazing machine body 1 is discharged from the waste gas discharge pipe 8 to a special waste gas treatment equipment for purification treatment, and then spraying is carried out. Since the inner part of the support table 4 is provided with a through hole, the liquid for spraying can flow into the lower waste water discharge area, and then be discharged from the liquid discharge pipe. The power supply is connected to the power socket 25 to supply energy to the whole device, and the controller 3 is convenient for the user to control the automatic flame brazing machine body 1.

[0036] Working principle: before welding, the flux is applied to the to-be-welded part of the welding part, and then the high-pressure valve to be welded is placed on the annular workbench 18, the machine door 2 is closed, argon is introduced into the automatic flame brazing machine body 1 to form an inert gas atmosphere in the welding area, effectively reducing the contact of metal with oxygen at high temperature, thereby reducing the degree of oxidation. After the welding is completed, the control valve is opened, the gas in the automatic flame brazing machine body 1 is discharged from the waste gas discharge pipe 8 to a special waste gas treatment equipment for purification treatment, and then spraying is carried out. The spraying device 6 uniformly sprays the special flux cleaning agent conveyed in the hose to the welding part, and at the same time, the control motor 2 17 is operated to drive the annular workbench 18 and the high-pressure valve workpiece above to rotate, so that the cleaning liquid can fully contact each part, improve the cleaning effect, and effectively remove the flux residue and heat scale.

[0037] The device embodiments described above are only illustrative, wherein the units described as separate components can or can not be physically separated, and the components displayed as units can or can not be physical units, i.e., can be located in one place, or can be distributed to multiple network units. Part or all of the modules can be selected to achieve the purposes of the embodiments according to actual needs. Those skilled in the art can understand and implement without creative labor.

[0038] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting in any aspect, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A high pressure valve ring annular wire automatic flame brazing machine, characterized in that: Including automatic flame brazing machine body (1), the inside of automatic flame brazing machine body (1) is installed with support table (4), support table (4) is hollow, support table (4) is divided into welding area and wastewater area by automatic flame brazing machine body (1), the top of support table (4) is embedded with control motor two (17), the output end of control motor two (17) is installed with connecting block (20), the top of connecting block (20) is installed with annular workbench (18), annular workbench (18) is used to place the high pressure valve to be welded, annular workbench (18) is ladder annular, the top wall of automatic flame brazing machine body (1) is installed with electric push rod one (5), the output end of electric push rod one (5) is installed with spraying device (6), spraying device (6) is located in welding area, spraying device (6) is located above annular workbench (18), the top of automatic flame brazing machine body (1) is installed with hose, one end of hose is connected with the top of spraying device (6).

2. A high pressure valve ring automatic torch brazing machine according to claim 1, characterized in that: The bottom of annular workbench (18) is provided with mounting groove, and the mounting groove is used for mounting connecting block (20), the inside of annular workbench (18) is installed with micro electric push rod one (21), the output end of micro electric push rod one (21) is installed with clamp one (22), clamp one (22) is located between connecting block (20) and mounting groove, the inside of annular workbench (18) is installed with micro electric push rod two (23), the output end of micro electric push rod two (23) is installed with clamp two (24), and clamp two (24) is located above annular workbench (18).

3. A high pressure valve ring automatic flame brazing machine according to claim 1, characterized in that: The side inner wall and back wall of automatic flame brazing machine body (1) are installed with moving assembly, the output ends of two groups of moving assemblies are installed with feeding mechanism (15) and flame nozzle (16) respectively, the top of support table (4) is installed with motor protection cover (19), and the motor protection cover (19) is located on the outside of control motor two (17).

4. A high pressure valve ring automatic flame brazing machine according to claim 3, characterized in that: The moving assembly includes a fixed frame (9) installed on the side inner wall and back wall of the automatic flame brazing machine body (1), a control motor one (10) and a guide rod (12) are installed in the fixed frame (9), the guide rod (12) is located behind the control motor one (10), a lead screw (11) is installed at the output end of the control motor one (10), a sliding block (13) is sleeved on the outer surfaces of the lead screw (11) and the guide rod (12), and an electric push rod two (14) is installed at one end of the sliding block (13).

5. The automatic ring flame brazing machine for high pressure valve annular wire according to claim 1, characterized in that: An argon gas delivery pipe (7) and a waste gas discharge pipe (8) are installed on the side outer wall of the automatic flame brazing machine body (1), the waste gas discharge pipe (8) is located below the argon gas delivery pipe (7), a control valve is installed on the outer surface of the waste gas discharge pipe (8), a power socket (25) is installed on the side outer wall of the automatic flame brazing machine body (1), and the power socket (25) is located below the waste gas discharge pipe (8).

6. A high pressure valve ring automatic flame brazing machine according to claim 4, characterized in that: The temperature sensor is installed on the inner wall of one side of the automatic flame brazing machine body (1), and is located above the fixed frame (9).

7. A high pressure valve ring automatic flame brazing machine according to claim 6, characterized in that: The front of the automatic flame brazing machine body (1) is hingedly installed with a machine door (2), the front of the machine door (2) is provided with a viewing window, and the outer wall of one side of the automatic flame brazing machine body (1) is provided with a controller (3), and the controller (3) is located above the drain pipe.

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