Intelligent welding device and welding method for parts processing

Abstract

The invention discloses an intelligent welding device and a welding method for parts processing, and relates to the technical field of parts welding. The intelligent welding device and the welding method for parts processing include an adjusting component, a first positioning component is arranged on one side of the adjusting component, a second positioning component is arranged on the other side of the adjusting component, a first fixing seat is threadedly fixed to the upper end of the adjusting component, a first electric push rod is threadedly fixed to the upper end of the first fixing seat, the adjusting component includes a lower stabilizing sleeve, and an upper stabilizing sleeve is arranged on the upper end of the lower stabilizing sleeve. This solution solves the problem that when welding existing columnar parts, the welding points at both ends are prone to position deviation, and multiple manual position adjustments are required. When performing the second adjustment, the overall length and weight become larger after the first welding, and the adjustment is time-consuming, labor-intensive, and inconvenient.

Description

Technical Field

[0001] The present invention relates to the technical field of component welding, and in particular to an intelligent welding device and a welding method thereof for component processing. Background Art

[0002] Auto parts welding is a key link in the automobile manufacturing process. It involves a variety of welding technologies and methods to ensure the firm connection between auto parts and the car body. Welding plays a special role in connecting the upper and lower levels in automobile manufacturing and has an important impact on ensuring the quality, efficiency and cost of automobiles.

[0003] For example, the Chinese authorized patent with announcement number CN219542140U (Automotive parts welding stabilization device): includes a base, an adjustment component is provided on the top of the base, one end of the adjustment component is fixedly connected to a push plate, and one side of the base is provided with an extrusion component that cooperates with the push column, and the extrusion component presses the parts on the top of the push column to limit the movement of the parts along the width direction. The width direction of the parts is controlled by the cooperation of the push column and the extrusion component, the height direction of the parts is controlled by the positioning component, and the length direction of the parts is controlled by the clamping component, so that the parts are clamped and fixed in multiple different directions, so that the parts can be firmly in contact with the parts to be welded, and no shaking will occur during the subsequent welding process, thereby improving the welding accuracy.

[0004] When welding existing cylindrical parts, the welding points at both ends are prone to position deviation, requiring multiple manual position adjustments. When performing a secondary adjustment, the overall length and weight increase after the first welding, making the adjustment time-consuming and labor-intensive, and inconvenient. To this end, we provide an intelligent welding device and a welding method for parts processing. Summary of the invention

[0005] The object of the present invention is to provide an intelligent welding device and a welding method for parts processing, so as to solve the problem that the welding points at both ends of the existing cylindrical parts proposed in the above-mentioned background technology are prone to position deviation during welding, requiring multiple manual position adjustments. When performing the second adjustment, the overall length and weight become larger after the first welding, and the adjustment is time-consuming, labor-intensive and inconvenient.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: an intelligent welding device for parts processing, comprising an adjusting component, a first positioning component is provided on one side of the adjusting component, a second positioning component is provided on the other side of the adjusting component, a first fixing seat is threadedly fixed to the upper end of the adjusting component, a first electric push rod is threadedly fixed to the upper end of the first fixing seat, the adjusting component comprises a lower stabilizing sleeve, an upper stabilizing sleeve is provided at the upper end of the lower stabilizing sleeve, the upper end of the circular arc inner wall of the lower stabilizing sleeve is slidably connected with the adjusting sleeve, a limiting slide is welded to the outer wall of the adjusting sleeve, a limiting groove is provided on the inner surface of the lower stabilizing sleeve, and the limiting slide slides along the limiting groove.

[0007] Preferably, the first positioning assembly and the second positioning assembly both include a lower arc sleeve, an upper arc sleeve is provided at the upper end of the lower arc sleeve, and fixing grooves for fixing parts are formed between the lower arc sleeve and the upper arc sleeve and between the adjustment sleeve and the upper stabilizing sleeve.

[0008] Preferably, a second fixing seat is threadedly fixed to the upper end of the first positioning component, a second electric push rod is threadedly fixed to the second fixing seat, a third fixing seat is threadedly fixed to the upper end of the second positioning component, and a third electric push rod is threadedly fixed to the upper end of the third fixing seat.

[0009] Preferably, a first fixing frame is threadedly fixed to the upper end of the first electric push rod, a rear baffle is provided at the lower end of the first fixing frame, a bottom plate is welded to one end of the rear baffle, a second fixing frame is provided at the upper end of the second electric push rod, a third fixing frame is provided at the upper end of the third electric push rod, and the second fixing frame and the third fixing frame are both welded and fixed to the rear baffle.

[0010] Preferably, a roller groove is provided on the lower surface of the first fixing frame, a roller is rotatably connected inside the roller groove, and a directional slide groove is provided on the upper surface of the rear baffle, and the roller moves along the directional slide groove.

[0011] Preferably, a driving top seat is provided at the upper end of the first fixing frame, a mounting cavity is provided inside the driving top seat, a ball screw guide rail for driving the first fixing frame to move is provided inside the mounting cavity, top seat fixing frames are welded to the rear surfaces of both ends of the driving top seat, side fixing plates are provided on both sides of one end of the top seat fixing frame, and the side fixing plates are fixed to the rear baffle by external bolts.

[0012] Preferably, a first support base is provided at the lower end of the adjusting component, a second support base is provided at the lower end of the first positioning component, a third support base is provided at the lower end of the second positioning component, base fixing plates are provided on both sides of one end of the first support base, the second support base and the third support base, and a fixed top seat is provided at the other end of the first support base, the second support base and the third support base.

[0013] Preferably, a stabilizing plug plate is welded to the front end of the base plate, a welding robot mounting plate is arranged outside the stabilizing plug plate, stabilizing slots are arranged inside both ends of the welding robot mounting plate, and the welding robot mounting plate moves along the stabilizing plug plate through the stabilizing slots.

[0014] Preferably, a mounting hole and a fixing hole are provided on the surface of the welding robot mounting plate, and the fixing hole passes through the welding robot mounting plate.

[0015] Preferably, a welding method of an intelligent welding device for parts processing comprises the following steps:

[0016] Step 1: Start the first electric push rod, the second electric push rod and the third electric push rod to drive the upper stabilizing sleeve and the two upper arc sleeves to move upward, and then place the three automotive cylindrical parts that need to be welded and fixed on the adjusting sleeve and the two lower arc sleeves respectively;

[0017] Step 2: Start the first electric push rod, the second electric push rod and the third electric push rod to drive the upper stabilizing sleeve and the two upper arc sleeves to move downward to squeeze and fix the parts;

[0018] Step 3: Install the welding robot on the welding robot mounting plate, then start the ball screw slide to drive the first fixed frame to move toward the first positioning assembly. After the adjusting sleeve is subjected to force, the limit slide slides along the limit slide groove to drive the parts of the adjusting assembly to move, so that the ends of the parts of the first positioning assembly and the adjusting assembly are in contact, and then the welding robot is used to perform welding operations on the joints.

[0019] Step 4: After welding, start the second electric push rod to drive the upper arc sleeve to move upward, without squeezing and fixing the parts of the first positioning assembly, and then start the ball screw slide to drive the first fixed frame to move toward the second positioning assembly, which also drives the welded parts to move toward the second positioning assembly and contact with the parts fixed by the second positioning assembly, and then use the welding robot to weld the joints;

[0020] Step 5: After welding is completed, start the first electric push rod and the third electric push rod to move upward, driving the upper stabilizing sleeve and the upper arc sleeve to move upward, the welded parts lose the extrusion pressure, and then remove the welded parts and rearrange the parts to be welded, and repeat the operation in this cycle.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] The present invention is provided with an adjusting component, a first positioning component and a second positioning component, and three automobile columnar components that need to be welded and fixed are respectively placed on the adjusting sleeve and the two lower arc sleeves, and the upper stabilizing sleeve and the two upper arc sleeves are driven to move downward by the first electric push rod, the second electric push rod and the third electric push rod to squeeze and fix the components, and the three components are fixed independently, and the welding robot is installed on the welding robot mounting plate, and the first fixing frame is driven to move toward the first positioning component and the second positioning component by the ball screw slide rail to adjust the position, and after the adjusting sleeve is subjected to force, the limiting slide slides along the limiting slide groove to drive the components of the adjusting assembly to move, so that the two ends are welded and fixed, and intelligent operation is performed without manual position adjustment, which solves the problem that the welding points at the two ends of the existing columnar components are prone to position deviation during welding, and multiple manual position adjustments are required, and when the secondary adjustment is performed, the overall length and weight become larger after the first welding, and the adjustment is time-consuming and labor-intensive, and the adjustment is inconvenient.

[0023] A roller groove is arranged on the lower surface of the first fixed frame, a roller is connected to the roller by rotation inside the roller groove, a directional slide groove is arranged on the upper surface of the rear baffle, and the roller moves along the directional slide groove. When the first fixed frame moves, the roller is driven to rotate by friction, thereby reducing friction, improving movement smoothness and service life.

[0024] By setting an adjustment component, a first positioning component and a second positioning component, the first positioning component and the second positioning component have the same structure, both of which are composed of a lower arc sleeve and an upper arc sleeve, and the two upper arc sleeves are respectively driven by the second electric push rod and the third electric push rod to move up and down, so as to adjust the distance between them and the lower arc sleeve, which is suitable for parts of different sizes and improves applicability. In addition, the three-section structure of the adjustment component, the first positioning component and the second positioning component can be used for welding two parts as well as three parts, which improves flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0026] Figure 2 It is a schematic diagram of the overall side isometric structure of the present invention;

[0027] Figure 3 It is a schematic diagram of the overall bottom-up structure of the present invention;

[0028] Figure 4 It is a schematic diagram of the overall rear view structure of the present invention;

[0029] Figure 5 It is a schematic diagram of the structure of the regulating component of the present invention;

[0030] In the figure: 1, adjustment assembly; 2, first positioning assembly; 3, second positioning assembly; 4, first electric push rod; 5, first fixed seat; 6, first supporting base; 7, base fixing plate; 8, fixed top seat; 9, second electric push rod; 10, second fixed seat; 11, third electric push rod; 12, third fixed seat; 13, first fixing frame; 14, second fixing frame; 15, third fixing frame; 16, driving top seat; 17, top seat fixing frame; 18, rear baffle; 19, bottom plate; 20, Lower arc sleeve; 21, upper arc sleeve; 22, second support base; 23, third support base; 24, welding robot mounting plate; 25, stabilizing slot; 26, stabilizing plug plate; 27, mounting cavity; 28, ball screw guide rail; 29, directional slide groove; 30, roller groove; 31, roller; 32, side fixing plate; 33, lower stabilizing sleeve; 34, upper stabilizing sleeve; 35, adjusting sleeve; 36, limiting slide groove; 37, limiting slide; 38, mounting hole; 39, fixing hole; 40, fixing groove. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0032] See also Figure 1-5The present invention provides an embodiment: an intelligent welding device for parts processing, comprising an adjusting component 1, a first positioning component 2 is arranged on one side of the adjusting component 1, a second positioning component 3 is arranged on the other side of the adjusting component 1, a first fixing seat 5 is threadedly fixed to the upper end of the adjusting component 1, a first electric push rod 4 is threadedly fixed to the upper end of the first fixing seat 5, the adjusting component 1 comprises a lower stabilizing sleeve 33, an upper stabilizing sleeve 34 is arranged on the upper end of the lower stabilizing sleeve 33, and the upper end of the arc inner wall of the lower stabilizing sleeve 33 is slidably connected with The adjusting sleeve 35 is welded with a limited slide 37 on the outer wall of the adjusting sleeve 35, and a limited slide groove 36 is arranged on the inner surface of the lower stabilizing sleeve 33, and the limited slide 37 slides along the limited slide groove 36. The first positioning assembly 2 and the second positioning assembly 3 both include a lower arc sleeve 20, and an upper arc sleeve 21 is arranged on the upper end of the lower arc sleeve 20. A fixing groove 40 for fixing the parts is formed between the lower arc sleeve 20 and the upper arc sleeve 21 and between the adjusting sleeve 35 and the upper stabilizing sleeve 34. The upper end of the first positioning assembly 2 is threadedly fixed with a first The second fixing seat 10 is threadedly fixed with a second electric push rod 9, the upper end of the second positioning assembly 3 is threadedly fixed with a third fixing seat 12, the upper end of the third fixing seat 12 is threadedly fixed with a third electric push rod 11, the upper end of the first electric push rod 4 is threadedly fixed with a first fixing frame 13, the lower end of the first fixing frame 13 is provided with a rear baffle 18, one end of the rear baffle 18 is welded with a bottom plate 19, the upper end of the second electric push rod 9 is provided with a second fixing frame 14, the upper end of the third electric push rod 11 is provided with a third The first fixing frame 13 is provided with a driving top seat 16 at the upper end, and a mounting cavity 27 is provided inside the driving top seat 16. A ball screw guide rail 28 for driving the first fixing frame 13 to move is provided inside the mounting cavity 27. Top seat fixing frames 17 are welded to the rear surfaces of both ends of the driving top seat 16, and side fixing plates 32 are provided on both sides of one end of the top seat fixing frame 17, and the side fixing plates 32 are fixed to the rear baffle 18 by external bolts.

[0033] The welding robot is mounted on the welding robot mounting plate 24, and then the ball screw guide rail 28 is started to drive the first fixing frame 13 to move toward the first positioning assembly 2. After the adjusting sleeve 35 is subjected to force, the limiting slide 37 slides along the limiting slide groove 36, driving the parts of the adjusting assembly 1 to move, so that the parts ends of the first positioning assembly 2 and the adjusting assembly 1 are in contact, and then the welding robot is used to perform welding operations on the joints;

[0034] After welding is completed, the second electric push rod 9 is started to drive the upper arc sleeve 21 to move upward, and the components of the first positioning component 2 are not squeezed and fixed. Then the ball screw slide rail 28 is started to drive the first fixed frame 13 to move toward the second positioning component 3, which also drives the parts just welded to move toward the second positioning component 3 and contact with the components fixed by the second positioning component 3. Then the welding robot is used to weld the joints. The three-section structure can be used to weld two components as well as three components, which improves flexibility.

[0035] See also Figure 4 A roller groove 30 is provided on the lower surface of the first fixed frame 13, and a roller 31 is rotatably connected inside the roller groove 30. A directional slide groove 29 is provided on the upper surface of the rear baffle 18, and the roller 31 moves along the directional slide groove 29. When the first fixed frame 13 moves, the roller 31 is driven to rotate by friction, thereby reducing friction, improving movement smoothness and service life.

[0036] See also Figure 1 , 2 A first supporting base 6 is provided at the lower end of the adjusting component 1, a second supporting base 22 is provided at the lower end of the first positioning component 2, and a third supporting base 23 is provided at the lower end of the second positioning component 3. Base fixing plates 7 are provided on both sides of one end of the first supporting base 6, the second supporting base 22 and the third supporting base 23, and a fixed top seat 8 is provided at the other end of the first supporting base 6, the second supporting base 22 and the third supporting base 23 to support the adjusting component 1, the first positioning component 2 and the second positioning component 3.

[0037] See also Figure 1 , 2 3. A stabilizing plug plate 26 is welded to the front end of the base plate 19, and a welding robot mounting plate 24 is arranged outside the stabilizing plug plate 26. Stabilizing slots 25 are arranged inside both ends of the welding robot mounting plate 24, and the welding robot mounting plate 24 moves along the stabilizing plug plate 26 through the stabilizing slots 25. A mounting hole 38 and a fixing hole 39 are arranged on the surface of the welding robot mounting plate 24, and the fixing hole 39 passes through the welding robot mounting plate 24. The welding robot external fasteners are fixed to the mounting holes 38 and installed on the welding robot mounting plate 24. The external fasteners are fixed to the ground through the fixing holes 39 to realize the welding robot mounting plate 24. The welding robot mounting plate 24 moves along the stabilizing plug plate 26 through the stabilizing slots 25, which ensures that the moving direction does not change, thereby improving the stability of the position adjustment of the welding robot mounting plate 24.

[0038] See also Figure 1-5 , a welding method of an intelligent welding device for parts processing, comprising the following steps:

[0039] Step 1: Start the first electric push rod 4, the second electric push rod 9 and the third electric push rod 11 to drive the upper stabilizing sleeve 34 and the two upper arc sleeves 21 to move upward, and then place the three automotive columnar parts that need to be welded and fixed on the adjustment sleeve 35 and the two lower arc sleeves 20 respectively;

[0040] Step 2: Start the first electric push rod 4, the second electric push rod 9 and the third electric push rod 11 to drive the upper stabilizing sleeve 34 and the two upper arc sleeves 21 to move downward to squeeze and fix the components;

[0041] Step 3: Install the welding robot on the welding robot mounting plate 24, then start the ball screw guide rail 28 to drive the first fixing frame 13 to move toward the first positioning assembly 2. After the adjusting sleeve 35 is subjected to force, the limiting slide 37 slides along the limiting slide groove 36, driving the parts of the adjusting assembly 1 to move, so that the parts ends of the first positioning assembly 2 and the adjusting assembly 1 are in contact, and then the welding robot is used to perform welding operations on the joints;

[0042] Step 4: After welding, start the second electric push rod 9 to drive the upper arc sleeve 21 to move upward, and do not squeeze and fix the parts of the first positioning assembly 2. Then start the ball screw guide rail 28 to drive the first fixing frame 13 to move toward the second positioning assembly 3, which also drives the welded parts to move toward the second positioning assembly 3 and contact with the parts fixed by the second positioning assembly 3. Then use the welding robot to perform welding operation on the joint.

[0043] Step 5: After welding is completed, the first electric push rod 4 and the third electric push rod 11 are started to move upward, driving the upper stabilizing sleeve 34 and the upper arc sleeve 21 to move upward, and the welded parts lose the extrusion force. Then the welded parts are removed and the parts to be welded are rearranged, and the operation is repeated in this cycle.

[0044] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. An intelligent welding device for parts processing, comprising an adjustment component (1), characterized in that: A first positioning assembly (2) is provided on one side of the adjusting assembly (1), and a second positioning assembly (3) is provided on the other side of the adjusting assembly (1); a first fixing seat (5) is threadedly fixed to the upper end of the adjusting assembly (1), and a first electric push rod (4) is threadedly fixed to the upper end of the first fixing seat (5); the adjusting assembly (1) comprises a lower stabilizing sleeve (33), an upper stabilizing sleeve (34) is provided on the upper end of the lower stabilizing sleeve (33), an adjusting sleeve (35) is slidably connected to the upper end of the arc inner wall of the lower stabilizing sleeve (33), and a limiting slide is welded to the outer wall of the adjusting sleeve (35) (37), a limiting slide groove (36) is provided on the inner surface of the lower stabilizing sleeve (33), and the limiting slide frame (37) slides along the limiting slide groove (36), the upper end of the first positioning component (2) is threadedly fixed with a second fixing seat (10), the second fixing seat (10) is threadedly fixed with a second electric push rod (9), the upper end of the second positioning component (3) is threadedly fixed with a third fixing seat (12), the upper end of the third fixing seat (12) is threadedly fixed with a third electric push rod (11), the upper end of the first electric push rod (4) is threadedly fixed with the first fixing frame (13), the A rear baffle (18) is arranged at the lower end of a fixing frame (13), a bottom plate (19) is welded to one end of the rear baffle (18), a second fixing frame (14) is arranged at the upper end of the second electric push rod (9), a third fixing frame (15) is arranged at the upper end of the third electric push rod (11), and the second fixing frame (14) and the third fixing frame (15) are welded and fixed to the rear baffle (18), a roller groove (30) is arranged on the lower surface of the first fixing frame (13), a roller (31) is rotatably connected inside the roller groove (30), and a directional guide is arranged on the upper surface of the rear baffle (18). A slide groove (29), and the roller (31) moves along the directional slide groove (29), a driving top seat (16) is arranged at the upper end of the first fixed frame (13), a mounting cavity (27) is arranged inside the driving top seat (16), a ball screw guide rail (28) for driving the first fixed frame (13) to move is arranged inside the mounting cavity (27), a top seat fixing frame (17) is welded to the rear surfaces of both ends of the driving top seat (16), side fixing plates (32) are arranged on both sides of one end of the top seat fixing frame (17), and the side fixing plates (32) are fixed to the rear baffle (18) by external bolts.

2. The intelligent welding device for parts processing according to claim 1 is characterized in that: The first positioning assembly (2) and the second positioning assembly (3) both comprise a lower arc sleeve (20), an upper arc sleeve (21) being provided at the upper end of the lower arc sleeve (20), and fixing grooves (40) for fixing parts are formed between the lower arc sleeve (20) and the upper arc sleeve (21) and between the adjustment sleeve (35) and the upper stabilizing sleeve (34).

3. The intelligent welding device for parts processing according to claim 2 is characterized in that: A first supporting base (6) is arranged at the lower end of the adjusting component (1), a second supporting base (22) is arranged at the lower end of the first positioning component (2), and a third supporting base (23) is arranged at the lower end of the second positioning component (3); base fixing plates (7) are arranged on both sides of one end of the first supporting base (6), the second supporting base (22) and the third supporting base (23); and a fixed top seat (8) is arranged at the other end of the first supporting base (6), the second supporting base (22) and the third supporting base (23).

4. The intelligent welding device for parts processing according to claim 3 is characterized in that: A stabilizing plug plate (26) is welded to the front end of the base plate (19), a welding robot mounting plate (24) is arranged outside the stabilizing plug plate (26), stabilizing slots (25) are arranged inside both ends of the welding robot mounting plate (24), and the welding robot mounting plate (24) moves along the stabilizing plug plate (26) through the stabilizing slots (25).

5. The intelligent welding device for parts processing according to claim 4 is characterized in that: The surface of the welding robot mounting plate (24) is provided with a mounting hole (38) and a fixing hole (39), and the fixing hole (39) passes through the welding robot mounting plate (24).

6. A welding method of an intelligent welding device for parts processing, based on the intelligent welding device for parts processing according to claim 5, characterized in that: The following steps are involved: Step 1: Start the first electric push rod (4), the second electric push rod (9) and the third electric push rod (11), drive the upper stabilizing sleeve (34) and the two upper arc sleeves (21) to move upward, and then place three automobile columnar parts that need to be welded and fixed on the adjustment sleeve (35) and the two lower arc sleeves (20) respectively; Step 2: Start the first electric push rod (4), the second electric push rod (9) and the third electric push rod (11), drive the upper stabilizing sleeve (34) and the two upper arc sleeves (21) to move downward, and squeeze and fix the components; Step 3: Install the welding robot on the welding robot mounting plate (24), then start the ball screw slide rail (28) to drive the first fixed frame (13) to move in the direction of the first positioning component (2), after the adjustment sleeve (35) is subjected to force, the limit slide (37) slides along the limit slide groove (36), driving the parts of the adjustment component (1) to move, so that the ends of the parts of the first positioning component (2) and the adjustment component (1) are in contact, and then use the welding robot to perform welding operations on the connection; Step 4: After the welding is completed, the second electric push rod (9) is started to drive the upper arc sleeve (21) to move upward, and the parts of the first positioning assembly (2) are not squeezed and fixed, and then the ball screw guide rail (28) is started to drive the first fixing frame (13) to move in the direction of the second positioning assembly (3), thereby driving the parts just welded to move in the direction of the second positioning assembly (3) and contact with the parts fixed by the second positioning assembly (3), and then a welding robot is used to perform welding operations on the joints; Step 5: After welding is completed, the first electric push rod (4) and the third electric push rod (11) are started to move upward, driving the upper stabilizing sleeve (34) and the upper arc sleeve (21) to move upward, so that the welded parts lose the extrusion pressure, and then the welded parts are removed and the parts to be welded are rearranged, and the operation is repeated in this cycle.

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