Size-adjustable welding device

Abstract

The utility model discloses a size-adjustable welding device, and particularly relates to the technical field of welding equipment, the size-adjustable welding device comprises a base, the top of the base is provided with a box body, the top of the box body is provided with a hydraulic cylinder, and the telescopic end of the hydraulic cylinder is connected with a pressure plate in the box body. The piston is continuously driven to push the water to be sprayed out through the spray head, so that dust falling treatment is performed on the smoke dust, part of water-soluble harmful gas is removed, and the sprayed water can be collected into the water tank again so as to be recycled; then the two filter screens are used for filtering and adsorbing the sucked air, so that the treatment effect is further improved, smoke dust and waste gas are prevented from being directly discharged, the surrounding environment is prevented from being influenced or human health is prevented from being harmed, use is convenient, and practicability is higher; and through the adjusting assembly, the position of the welding gun can be adjusted in the up-down and left-right directions according to the size of the welded oil cylinder, so that the welding gun is suitable for welding machining of oil cylinders of different sizes and specifications.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to a welding device with adjustable size. Background Art

[0002] The hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion. It has a simple structure and reliable operation. When fixing and installing the hydraulic cylinder, in order to facilitate the installation of the cylinder, a fixing seat is usually welded at the bottom of the cylinder, and a welding device is required to weld the fixing seat and the cylinder.

[0003] The patent with publication number CN214264475U discloses a welding device for a hydraulic cylinder, including a bottom plate, a fixed plate fixedly connected to the bottom plate, a threaded rod threadedly connected to the fixed plate, a handle fixedly connected to the upper end of the threaded rod, a fixed block fixedly connected to the lower end of the threaded rod, a limiting groove provided on the bottom plate, the limiting groove is circular, a T slider slidably provided in the limiting groove, a connecting rod fixedly connected to the T slider, a sliding sleeve provided on the upper end of the connecting rod, a connecting sleeve fixedly connected to the sliding sleeve, a welding gun threadedly connected to the connecting sleeve, a tightening knob threadedly connected to the connecting sleeve, and the tightening knob abuts against the connecting rod. The utility model has the characteristics of preventing deviation during welding, which is conducive to ensuring the welding effect.

[0004] During the use of the welding device, some smoke and harmful gases will be generated during welding. If they are directly diffused to the surroundings, it will pollute the environment and cause damage to the health of surrounding workers. However, the device lacks a structure to deal with them, making it inconvenient to use and relatively poor in practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a welding device with adjustable size to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a size-adjustable welding device comprises a base, a box body is provided on the top of the base, a hydraulic cylinder is provided on the top of the box body, and the telescopic end of the hydraulic cylinder is connected to a pressure plate in the box body, a turntable is rotatably embedded and installed on the top of the base, a servo motor connected to the turntable is provided at the bottom of the base, a welding gun is provided on one side above the turntable, and the welding gun is connected to the base through an adjustment component, a processing mechanism is provided on the top of the box body, the processing mechanism includes an air duct, and the air duct is provided on the top of the box body, one end of the air duct is connected to a dust hood in the box body through a conduit, the dust hood is provided on the rear wall of the box body and is opposite to the turntable, a dual-axis motor is fixedly installed on one side of the air duct, the output end of the dual-axis motor is connected to a fan blade, and two filters are detachably installed on one side of the air duct.

[0007] Furthermore, the processing mechanism also includes a water tank, and the water tank is fixedly installed on one side of the bottom of the air duct, and a reflux port connected to the water tank is opened at the bottom of the air duct, and the output end below the dual-axis motor is connected to a disc below the air duct, and one side of the bottom of the disc is movably connected to a push rod through a connecting rod, a pump barrel is provided on one side of the water tank, one end of the push rod is connected to a piston in the pump barrel, a water inlet is opened on one side of the top of the pump barrel, and a one-way valve is provided in the water inlet, one end of the pump barrel is connected to a water spray pipe through a connecting pipe with a one-way valve, and the water spray pipe is arranged on one side of the top of the air duct, and a plurality of nozzles are provided at the bottom of the water spray pipe. Through the processing mechanism, smoke and harmful gases generated by welding can be sucked into the air duct during welding, and water can be sprayed to reduce dust from the smoke and absorb some harmful gases soluble in water, and then the smoke is filtered and the harmful substances are adsorbed before being discharged, so as to avoid the spread of harmful gases and smoke to the surrounding polluting the environment or endangering human health, and the practicality is stronger.

[0008] Furthermore, the adjusting assembly includes a support plate, and the support plate is symmetrically arranged on one side of the top of the base, and a connecting block is rotatably installed between the two support plates, one end of the connecting block is connected to a telescopic rod one, the telescopic end of the telescopic rod one is connected to the welding gun, one end of the connecting shaft of the connecting block is arranged on the outer surface of one side support plate and is connected to a gear two, one side of the gear two is meshingly connected to a rack, a guide sleeve is provided on the outer movable sleeve of the rack, and the guide sleeve is fixedly connected to the support plate, a telescopic rod two is provided on the top of the base, and the telescopic end of the telescopic rod two is fixedly connected to the rack, and the position and angle of the welding gun can be adjusted according to the size of the cylinder through the adjusting assembly, so that it can be adapted to the welding processing of cylinders of different specifications and sizes, with a wider range of applications and easy use.

[0009] Furthermore, a filter cover is provided on the top of the pump barrel, and the filter cover is arranged on the outside of the water inlet, a mounting plate is provided above the filter cover, a chamber is opened inside the mounting plate, a gear 1 is rotatably installed in the chamber, and the lower end of the connecting shaft of the gear 1 is connected with a cleaning brush under the mounting plate, a driving rod is provided on one side of the mounting plate, one end of the driving rod is connected with a support rod, and the support rod is fixedly installed on the top side of the push rod, a support rod is provided with a movable sleeve on the outside of one end of the driving rod near the pump barrel, and the support rod is fixedly connected to the pump barrel, a plurality of tooth grooves matched with gear 1 are opened on one side of the driving rod, a through groove matched with the driving rod is opened at one end of the mounting plate, and the through groove is connected with the chamber so as to be linked with the push rod, thereby continuously brushing and cleaning the filter net on the filter cover to avoid it from being blocked and to prevent dust entering the water from clogging the nozzle.

[0010] Furthermore, the two ends of the connecting rod are hinged to the disc and the push rod respectively, the outer wall of the piston is provided with a sealing ring, the driving rod and the air duct are both L-shaped, and the filter screen away from the side of the water spray pipe is an activated carbon filter screen to transmit power and improve sealing. The activated carbon filter screen can absorb and remove harmful gases.

[0011] Furthermore, the connecting shafts of the pressure plate are rotatably connected to the support plate via bearings, and the inner wall surface combination of the guide sleeve is in a convex shape to guide and limit the rack.

[0012] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0013] 1. The utility model can extract smoke and waste gas through the treatment mechanism, and continuously drive the piston to push water to spray out through the nozzle, so that it can treat the smoke and dust, and remove some harmful gases soluble in water. The sprayed water will be collected in the water tank again for recycling; then the two filters are used to filter and adsorb the sucked air, further improving the treatment effect, avoiding the direct discharge of smoke and waste gas, affecting the surrounding environment or endangering human health, and is easy to use and more practical;

[0014] 2. The utility model can adjust the position of the welding gun in the up, down, left and right directions according to the size of the oil cylinder to be welded by adjusting the components, so that it is suitable for welding and processing of oil cylinders of different sizes and specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2It is a schematic diagram of the internal structure of the air duct and water tank of the utility model;

[0018] Figure 3 It is a schematic diagram of the structure between the filter cover and the mounting plate of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure between the telescopic rod 1, the telescopic rod 2 and the welding gun of the utility model;

[0020] In the figure: 1. base; 2. box; 3. servo motor; 4. turntable; 5. hydraulic cylinder; 6. pressure plate; 7. welding gun; 8. air duct; 9. dual-axis motor; 10. fan blades; 11. water tank; 12. disc; 13. connecting rod; 14. push rod; 15. pump barrel; 16. piston; 17. water spray pipe; 18. filter screen; 19. support rod; 20. drive rod; 21. filter cover; 22. mounting plate; 23. gear one; 24. cleaning brush; 25. support plate; 26. connecting block; 27. telescopic rod one; 28. gear two; 29. ​​rack; 30. telescopic rod two; 31. guide sleeve. DETAILED DESCRIPTION

[0021] 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.

[0022] like Figure 1 - Figure 4The size-adjustable welding device shown includes a base 1, a box body 2 is provided on the top of the base 1, a hydraulic cylinder 5 is provided on the top of the box body 2, and the telescopic end of the hydraulic cylinder 5 is connected to a pressure plate 6 in the box body 2, a turntable 4 is rotatably embedded and installed on the top of the base 1, a servo motor 3 connected to the turntable 4 is provided at the bottom of the base 1, a welding gun 7 is provided on one side above the turntable 4, and the welding gun 7 is connected to the base 1 through an adjustment component, a processing mechanism is provided on the top of the box body 2, the processing mechanism includes an air duct 8, and the air duct 8 is arranged on the top of the box body 2, one end of the air duct 8 is connected to a dust hood in the box body 2 through a conduit, the dust hood is arranged on the inner rear wall of the box body 2 and is opposite to the turntable 4, a dual-axis motor 9 is fixedly installed on one side of the air duct 8, the output end of the dual-axis motor 9 is connected to a fan blade 10, and two filters 18 are detachably installed on one side of the air duct 8. In this example, the treatment mechanism also includes a water tank 11, and the water tank 11 is fixedly installed on one side of the bottom of the air duct 8. A reflux port connected to the water tank 11 is opened at the bottom of the air duct 8. The output end below the dual-axis motor 9 is connected to a disc 12 below the air duct 8. A push rod 14 is movably connected to one side of the bottom of the disc 12 through a connecting rod 13. A pump barrel 15 is provided on one side of the water tank 11. One end of the push rod 14 is connected to a piston 16 in the pump barrel 15. A water inlet is opened on one side of the top of the pump barrel 15, and a one-way valve is provided in the water inlet. One end of the cylinder 15 is connected to a water spray pipe 17 through a connecting pipe with a one-way valve, and the water spray pipe 17 is arranged on one side of the top of the air duct 8. A plurality of nozzles are arranged at the bottom of the water spray pipe 17. Through the processing mechanism, the smoke and harmful gases generated by welding can be sucked into the air duct 8 during welding, and water can be sprayed to reduce the dust of the smoke and absorb some harmful gases soluble in water, and then the harmful substances are filtered and adsorbed before being discharged, so as to avoid the harmful gases and smoke from spreading to the surroundings to pollute the environment or endanger human health, and the practicality is stronger. In this example, the adjustment component includes a support plate 25, and the support plate 25 is symmetrically arranged on one side of the top of the base 1. A connecting block 26 is rotatably installed between the two support plates 25. One end of the connecting block 26 is connected to a telescopic rod 27, and the telescopic end of the telescopic rod 27 is connected to the welding gun 7. One end of the connecting shaft of the connecting block 26 is provided with a gear 28 connected to the outer cover of one side support plate 25. One side of the gear 28 is meshingly connected with a rack 29. A guide sleeve 31 is provided on the outer movable sleeve of the rack 29, and the guide sleeve 31 is fixedly connected to the support plate 25. A telescopic rod 230 is provided on the top of the base 1, and the telescopic end of the telescopic rod 230 is fixedly connected to the rack 29. Through the adjustment component, the position and angle of the welding gun 7 can be adjusted according to the size of the cylinder, so that it can be adapted to the welding processing of cylinders of different specifications and sizes, with a wider range of applications and convenient use.In this example, a filter cover 21 is provided on the top of the pump barrel 15, and the filter cover 21 is arranged on the outside of the water inlet, a mounting plate 22 is provided above the filter cover 21, and a chamber is opened inside the mounting plate 22, in which a gear 23 is rotatably installed, and the lower end of the connecting shaft of the gear 23 is connected with a cleaning brush 24 under the mounting plate 22, a driving rod 20 is provided on one side of the mounting plate 22, one end of the driving rod 20 is connected with a support rod 19, and the support rod 19 is fixedly installed on one side of the top of the push rod 14, a support rod is provided with a movable sleeve on the outer side of the driving rod 20 near one end of the pump barrel 15, and the support rod is fixedly connected to the pump barrel 15, a plurality of tooth grooves adapted to the gear 23 are opened on one side of the driving rod 20, a through groove adapted to the driving rod 20 is opened at one end of the mounting plate 22, and the through groove is connected to the chamber so as to be linked with the push rod 14, so as to continuously brush and clean the filter net on the filter cover 21 to avoid it being blocked and to prevent dust entering the water from clogging the nozzle.

[0023] In this example, the two ends of the connecting rod 13 are respectively hinged with the disc 12 and the push rod 14, the outer wall of the piston 16 is provided with a sealing ring, the driving rod 20 and the air duct 8 are both L-shaped, and the filter 18 on the side away from the water spray pipe 17 is an activated carbon filter to transmit power and improve sealing. The activated carbon filter can absorb and remove harmful gases. In this example, the connecting shaft of the pressure plate 6 is rotatably connected to the support plate 25 through a bearing, and the inner wall surface of the guide sleeve 31 is combined in a convex shape to guide and limit the rack 29.

[0024] The working principle of the utility model is as follows: when in use, the oil cylinder and the fixing seat to be welded are placed on the top of the turntable 4, and then the hydraulic cylinder 5 is started to push the pressure plate 6 to press the oil cylinder, and then the position of the welding gun 7 can be adjusted according to the size of the oil cylinder, and the left and right positions of the welding gun 7 can be adjusted by telescopic adjustment of the telescopic rod 1 27, and the telescopic end of the telescopic rod 2 30 is adjusted to drive the rack 29 to slide upward or downward under the guide limit of the guide sleeve 31, so that the rack 29 drives the meshing gear 2 28 to rotate forward and reverse, so that the gear 2 28 drives the connecting shaft of the connecting block 26 to rotate, thereby driving the telescopic rod 1 27 to drive the welding gun 7 to rotate, so as to adjust the angle of the welding gun 7 in the up and down directions, so as to achieve the adjustment of the welding gun 7 in the up and down and left and right directions, so as to adapt it to the oil cylinder welding machine of different sizes and specifications; while welding, the double-axis motor 9 is started to drive the fan blade 10 to rotate, so that the dust hood sucks the smoke and exhaust gas generated by welding into the air duct 8, and the lower output end of the double-axis motor 9 will drive the disc 12 to rotate, so that the disc 12 will drive the connecting rod 13 and then drive the push rod 14 to reciprocate left and right, so that the push rod 14 drives the piston 16 to move synchronously, thereby pushing the water entering the pump barrel 15 to be guided into the water spray pipe 17, and sprayed out through the nozzle, so that the sprayed water contacts with the smoke and exhaust gas, thereby preliminarily removing part of the dust and harmful gases dissolved in water, and the sprayed water will fall into the water tank 11 again for recycling, and the smoke and exhaust gas after the preliminary treatment will pass through the two water spray pipes 17 for filtration and adsorption to remove harmful substances and dust before being discharged. Prevent smoke and exhaust gas from spreading to the surrounding area to pollute the environment or endanger human health; at the same time, the movement of the push rod 14 will drive the support rod 19 and then drive the driving rod 20 to move synchronously, so that one end of the driving rod 20 is inserted into the corresponding through groove, so that the tooth groove provided on one side of the driving rod 20 is engaged with the gear 1 23, thereby driving the gear 1 23 to rotate, so that the connecting shaft of the gear 1 23 drives the cleaning brush 24 to rotate synchronously, thereby brushing and cleaning the filter screen on the filter cover 21 to prevent it from being blocked and affecting the passage of water. It is easy to use and has strong practicality.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A size-adjustable welding device, comprising a base (1), characterized in that: A box body (2) is provided on the top of the base (1), a hydraulic cylinder (5) is provided on the top of the box body (2), and the telescopic end of the hydraulic cylinder (5) is connected to a pressure plate (6) in the box body (2), a turntable (4) is rotatably embedded and installed on the top of the base (1), a servo motor (3) connected to the turntable (4) is provided at the bottom of the base (1), a welding gun (7) is provided on one side above the turntable (4), and the welding gun (7) is connected to the base (1) through an adjustment component, and the top of the box body (2) is provided with a servo motor (3) connected to the turntable (4). A processing mechanism is provided, the processing mechanism comprising an air duct (8), and the air duct (8) is arranged at the top of the box body (2), one end of the air duct (8) is connected to a dust hood in the box body (2) through a conduit, the dust hood is arranged on the inner rear wall of the box body (2) and is directly opposite to the turntable (4), a double-axis motor (9) is fixedly installed on one side of the air duct (8), the output end of the double-axis motor (9) is connected to a fan blade (10), and two filters (18) are detachably installed on one side of the air duct (8).

2. The size-adjustable welding device according to claim 1, characterized in that: The treatment mechanism also includes a water tank (11), and the water tank (11) is fixedly installed on one side of the bottom of the air duct (8). A reflux port connected to the water tank (11) is opened at the bottom of the air duct (8). The output end below the dual-axis motor (9) is connected to a disc (12) below the air duct (8). One side of the bottom of the disc (12) is movably connected to a push rod (14) through a connecting rod (13). A pump barrel (15) is provided on one side of the water tank (11). One end of the push rod (14) is connected to a piston (16) in the pump barrel (15). A water inlet is opened on one side of the top of the pump barrel (15), and a one-way valve is provided in the water inlet. One end of the pump barrel (15) is connected to a water spray pipe (17) through a connecting pipe with a one-way valve. The water spray pipe (17) is arranged on one side of the top of the air duct (8). A plurality of spray heads are provided at the bottom of the water spray pipe (17).

3. The size-adjustable welding device according to claim 1, characterized in that: The adjustment assembly comprises a support plate (25), and the support plate (25) is symmetrically arranged on one side of the top of the base (1), a connecting block (26) is rotatably installed between the two support plates (25), one end of the connecting block (26) is connected to a telescopic rod (27), the telescopic end of the telescopic rod (27) is connected to the welding gun (7), one end of the connecting shaft of the connecting block (26) is connected to a gear (28) arranged on the outer surface of one side support plate (25), one side of the gear (28) is meshingly connected to a rack (29), a guide sleeve (31) is provided on the outer movable sleeve of the rack (29), and the guide sleeve (31) is fixedly connected to the support plate (25), and a telescopic rod (30) is provided on the top of the base (1), and the telescopic end of the telescopic rod (30) is fixedly connected to the rack (29).

4. The size-adjustable welding device according to claim 2, characterized in that: A filter cover (21) is provided on the top of the pump barrel (15), and the filter cover (21) is arranged on the outside of the water inlet. A mounting plate (22) is provided above the filter cover (21), and a chamber is provided inside the mounting plate (22). A gear (23) is rotatably installed in the chamber, and a cleaning brush (24) is connected to the lower end of the connecting shaft of the gear (23) below the mounting plate (22). A driving rod (20) is provided on one side of the mounting plate (22), and one end of the driving rod (20) is connected to a support rod (19), and the support rod (19) is fixedly installed on one side of the top of the push rod (14). A support rod is movably sleeved on the outer side of one end of the driving rod (20) near the pump barrel (15), and the support rod is fixedly connected to the pump barrel (15). A plurality of tooth grooves matching the gear (23) are provided on one side of the driving rod (20), and a through groove matching the driving rod (20) is provided on one end of the mounting plate (22), and the through groove is communicated with the chamber.

5. The size-adjustable welding device according to claim 4, characterized in that: The two ends of the connecting rod (13) are respectively hinged to the disc (12) and the push rod (14); the outer wall of the piston (16) is provided with a sealing ring; the driving rod (20) and the air duct (8) are both L-shaped; and the filter screen (18) on the side away from the water spray pipe (17) is an activated carbon filter screen.

6. The size-adjustable welding device according to claim 3, characterized in that: The connecting shafts of the pressure plate (6) are rotatably connected to the support plate (25) via bearings, and the inner wall surface of the guide sleeve (31) is combined into a convex shape.

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