Laser welding equipment for hardware machining

Abstract

The invention belongs to the technical field of welding, and particularly discloses laser welding equipment for hardware machining, which comprises a support frame, the support frame is arranged in an inverted U shape, a support transverse plate is arranged on the inner side wall of the lower part of the support frame, an adjusting hydraulic rod is arranged in the middle of the upper wall of the support transverse plate, and a direction conversion assembly is arranged on the upper part of the adjusting hydraulic rod. A span adjusting assembly is arranged on the upper portion of the direction changing assembly, clamping and fixing assemblies are symmetrically arranged on the span adjusting assembly, butt joint linkage assemblies are symmetrically arranged on the lower wall of the supporting frame, the butt joint linkage assemblies are in linkage with the direction changing assembly, pressing and fixing assemblies are fixedly arranged on the butt joint linkage assemblies, and a movable laser welding machine is arranged on the pressing and fixing assemblies. A welding moving assembly is arranged on the supporting transverse plate and is in linkage with the movable laser welding machine. The butt joint matching degree between the body and the fixing piece is automatically adjusted according to the span size of the two ends of the body, batch production can be achieved through one-time setting, and the safety of laser welding is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of welding, and specifically refers to laser welding equipment for hardware processing. Background Art

[0002] Hardware products refer to various tools, parts and daily necessities made of metal materials, which are widely used in the fields of construction, manufacturing, home furnishing, machinery, etc. Building hardware includes door and window hardware, and door handles are a type of door and window hardware. Door handles include a body and fixings. Generally, the body of a door handle is arc-shaped. When in use, the body is fixed to the hinge of the door and window with fixings. In the production process of door handles, the body and fixings need to be welded together.

[0003] Laser welding is an efficient and precise welding method that uses a high-energy-density laser beam as a heat source. The welding process is of the heat conduction type, that is, the laser radiation heats the surface of the workpiece, and the surface heat diffuses to the inside through heat conduction. By controlling the width, energy, peak power, and repetition frequency of the laser pulse, the workpiece is melted to form a specific molten pool. Due to its unique advantages, it has been successfully applied to the precision welding of micro and small parts. In order to form a specific molten pool, the laser welding machine requires workers to dock the body of the door handle with the two ends of the two fixings respectively. The efficiency is low, mass production cannot be achieved, the safety is low, and it is easy to cause the angle deviation between the body and the fixings, and the qualified rate is low.

[0004] Therefore, a laser welding device for hardware processing is needed to solve the above problems. Summary of the invention

[0005] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a laser welding equipment for hardware processing, which automatically adjusts the docking fit between the main body and the fixing parts according to the span size at both ends of the main body. Mass production can be achieved with a one-time setting, thereby improving the safety of laser welding.

[0006] The technical solution adopted by the present invention is as follows: The present invention proposes a laser welding device for hardware processing, including a support frame, the support frame is arranged in an inverted U shape, the lower inner wall of the support frame is provided with a supporting cross plate, the middle part of the upper wall of the supporting cross plate is provided with an adjusting hydraulic rod, the upper part of the adjusting hydraulic rod is provided with a direction conversion component, the upper part of the direction conversion component is provided with a span adjustment component, the span adjustment component is symmetrically provided with clamping and fixing components, the lower wall of the support frame is symmetrically provided with docking linkage components, the docking linkage components are linked with the direction conversion components, the docking linkage components are fixedly provided with a clamping and fixing component, the clamping and fixing component is provided with a mobile laser welding machine, the supporting cross plate is provided with a welding mobile component, and the welding mobile component is linked with the mobile laser welding machine.

[0007] Furthermore, the direction conversion assembly includes a transmission plate, a vertical rack, a transmission gear 1, a gear frame 1 and a transmission shaft 1. The lower end of the transmission plate is arranged at the upper end of the adjusting hydraulic rod. The upper wall of the support frame is penetrated by a sliding groove. The transmission plate penetrates the sliding groove. The vertical rack is symmetrically arranged on both sides of the transmission plate. The vertical rack penetrates the sliding groove. The gear frame 1 is symmetrically arranged on the lower wall of the support frame. The transmission shaft 1 is arranged on the gear frame 1. One end of the transmission shaft 1 penetrates the gear frame 1. The transmission gear 1 is arranged on the transmission shaft 1. The transmission gear 1 is meshed with the vertical rack.

[0008] 7. The swiftly and minutely adjusting device for a wood-planer working table as claimed in claim 1, wherein said adjusting base is an upper surface of said vertical cam, and said adjusting base is a lower surface of said vertical cam, and said adjusting base is a lower surface of said horizontal cam.

[0009] Furthermore, the clamping and fixing assembly includes a rotating shaft, a clamping plate, a limiting shaft, a clamping slider, a clamping spring and a clamping shaft, the rotating shaft is rotatably arranged at the end of the swing arm, the lower wall of the clamping plate is arranged on the rotating shaft, the upper wall of the clamping plate is symmetrically penetrated by a clamping groove, the two ends of the limiting shaft are respectively arranged on the two inner end surfaces of the clamping groove, the clamping slider is slidably arranged in the clamping groove, the clamping slider is slidably arranged on the limiting shaft, the clamping spring is sleeved on the limiting shaft, the two ends of the clamping spring are respectively arranged on the end surface of the clamping groove and the clamping slider, and the clamping shaft is arranged on the upper end surface of the clamping slider.

[0010] Furthermore, the docking linkage assembly includes pulley one, pulley two, a transmission belt, transmission shaft two, a transverse rack, gear frame two, transmission gear two and a moving platform, the gear frame two is arranged on the lower wall of the support frame, the transmission shaft two is arranged on gear frame two, one end of the transmission shaft two passes through gear frame two, the transmission gear two is arranged on gear frame two, the pulley one is arranged on transmission shaft one, the pulley two is arranged on transmission shaft two, the transmission belt is arranged on pulley one and pulley two, the moving platform is slidably arranged on the upper wall of the support frame, the transverse rack is arranged on the lower wall of the moving platform, the transverse rack is slidably arranged in a sliding groove, the transmission gear two is meshed with the transverse rack, and the side wall of the moving platform is penetrated by an adjustment groove.

[0011] Furthermore, the clamping and fixing assembly includes an adjusting frame, an adjusting threaded rod and a pressure head, the lower wall of the adjusting frame passes through an adjusting groove, the adjusting frame is slidably arranged in the adjusting groove, the adjusting threaded rod is threadedly passed through the upper wall of the adjusting frame, and the pressure head is rotatably arranged at the lower end of the adjusting threaded rod.

[0012] Furthermore, both side walls of the transmission plate are symmetrically provided with limit strips, and the inner side wall of the sliding groove of the support frame is symmetrically provided with limit slots, and the limit strips are slidably arranged in the limit slots.

[0013] Furthermore, the mobile laser welding machine includes a connecting frame, a moving rod, a rotating sleeve, an adjusting screw, a laser generator, a laser welding head, a mounting plate and a locking screw. The connecting frame is L-shaped and symmetrically arranged on the two side walls of the adjustment frame. The moving rod is arranged on the upper ends of the two connecting frames, the rotating sleeve is arranged on the moving rod, the mounting plate is arranged on the outer wall of the rotating sleeve, the adjusting screw is arranged on the mounting plate through a thread, the laser generator is arranged at the lower end of the adjusting screw, the laser generator is provided with a laser welding head, and the locking screw is arranged on the outer wall of the rotating sleeve.

[0014] Furthermore, the welding moving assembly includes a base plate, a telescopic hydraulic rod, a side plate, a moving block, a guide rod, a guide platform, two locking screws, a limit baffle, a hinge plate and a linkage rod. The base plate is arranged on the supporting cross plate, the side plate is arranged on the end of the base plate, the fixed end of the telescopic hydraulic rod is arranged on the inner side wall of the side plate, the moving block is arranged on the movable end of the telescopic hydraulic rod, the lower end of the guide rod is arranged on the upper end surface of the moving block, the limit baffle is arranged on the upper end of the guide rod, the guide platform is slidably arranged on the guide rod, the hinge plate is arranged on the side wall of the guide platform, the two ends of the hinge plate are respectively hinged with linkage rods, the other end of the linkage rod is rotatably arranged on the end of the moving rod, and the two locking screws are arranged on the outer wall of the guide platform.

[0015] Furthermore, fixing plates are symmetrically provided on both sides of the lower portion of the support frame.

[0016] Furthermore, the side wall of the movable platform is provided with scale lines.

[0017] The beneficial effects achieved by the present invention using the above structure are as follows: 1. The body can slide freely between the clamping shafts on both sides. When the vertical rack moves downward, when both ends of the body contact the upper wall of the moving platform at the same time, the precise positioning of the body is automatically completed; 2. When the vertical rack moves downward, the vertical rack meshes with the transmission gear 1, the transmission gear 1 drives the transmission shaft 1 to rotate, the transmission shaft drives the pulley 1 and the pulley 2 to rotate, the pulley 2 drives the transmission shaft 2 and the transmission gear 2 to rotate, the transmission gears 2 on both sides respectively drive the horizontal racks on both sides to move toward the center of the support frame, and the horizontal racks on both sides drive the moving platform to move toward the center of the support frame, automatically completing the docking of the body and the fixed part; 3. Place the fixture on the moving table, butt the end face of the fixture with the end of the body, move the adjustment frame in the adjustment slot, adjust the threaded rod to drive the pressure head down, the pressure head fixes the fixture, and note the position where the end of the fixture is aligned with the scale line. Press the fixture at the same position each time and place the body between the clamping shafts to complete mass production; 4. The up and down movement of the guide table and the hinged plate drives the linkage rod to rotate, thereby ensuring that the two adjustment frames move at the same time. This can also be used to check whether the docking between the main body and the two fixings is symmetrical. At the same time, the laser welding head can be adjusted into place at one time, which can realize mass production. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front three-dimensional structure of a laser welding device for hardware processing proposed by the present invention; Figure 2 for Figure 1 The main view; Figure 3 This is a schematic diagram of the rear three-dimensional structure of a laser welding device for hardware processing proposed by the present invention; Figure 4 It is a schematic diagram of the three-dimensional structure of the pressing and fixing assembly; Figure 5 It is a three-dimensional structural schematic diagram of the span adjustment component; Figure 6 It is a schematic diagram of the three-dimensional structure of the clamping and fixing assembly; Figure 7 for Figure 3 Enlarged view of part A; Figure 8 for Figure 3 Enlarged view of part B; Fig. 9 It is a three-dimensional structural schematic diagram of a mobile laser welding machine and a welding mobile component; Fig.10 This is a schematic diagram of the three-dimensional structure of the mobile laser welding machine.

[0019] Among them, 1. support frame, 2. support cross plate, 3. adjustment hydraulic rod, 4. direction conversion assembly, 5. span adjustment assembly, 6. clamping and fixing assembly, 7. docking linkage assembly, 8. mobile laser welding machine, 9. clamping and fixing assembly, 10. welding moving assembly, 11. transmission plate, 12. transmission gear 1, 13. vertical rack, 14. gear frame 1, 15. transmission shaft 1, 16. sliding groove, 17. adjustment plate, 18. sliding plate, 19. adjustment rack, 20. adjustment gear, 21. swing arm, 22. boss, 23. limit rod, 24. adjustment shaft, 25. installation groove, 26. rotating shaft, 27. clamping plate, 28. limit shaft, 29. clamping slider, 30. clamping spring, 31. clamping shaft, 32. clamping groove, 33. pulley 1, 34. pulley 2 , 35, transmission belt, 36, transmission shaft two, 37, horizontal rack, 38, gear rack two, 39, transmission gear two, 40, moving platform, 41, adjustment slot, 42, adjustment frame, 43, adjustment threaded rod, 44, pressure head, 45, limit strip, 46, limit slot, 47, fixed plate, 48, scale line, 49, upper baffle, 50, adjustment spring, 51, locking threaded rod, 52, connecting frame, 53, moving rod, 54, rotating sleeve, 55, adjusting screw, 56, laser generator, 57, laser welding head, 58, mounting plate, 59, locking screw one, 60, bottom plate, 61, telescopic hydraulic rod, 62, side plate, 63, moving block, 64, guide rod, 65, guide platform, 66, locking screw two, 67, limit baffle, 68, hinged plate, 69, linkage rod.

[0020] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be clearly and completely described 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; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0022] In the description of the present invention, it should be understood that terms such as “upper”, “lower”, “front”, “back”, “left”, “right”, “top”, “bottom”, “inside” and “outside” indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limiting the present invention.

[0023] like Figure 1 As shown, the present invention proposes a laser welding device for hardware processing, including a support frame 1, the support frame 1 is arranged in an inverted U shape, the lower inner wall of the support frame 1 is provided with a support cross plate 2, the middle part of the upper wall of the support cross plate 2 is provided with an adjusting hydraulic rod 3, the upper part of the adjusting hydraulic rod 3 is provided with a direction conversion component 4, the upper part of the direction conversion component 4 is provided with a span adjustment component 5, the span adjustment component 5 is symmetrically provided with a clamping and fixing component 6, the lower wall of the support frame 1 is symmetrically provided with a docking linkage component 7, the docking linkage component 7 is linked with the direction conversion component 4, the docking linkage component 7 is fixedly provided with a clamping and fixing component 9, the clamping and fixing component 9 is provided with a mobile laser welding machine 8, the support cross plate 2 is provided with a welding mobile component 10, and the welding mobile component 10 is linked with the mobile laser welding machine 8.

[0024] like Figure 1 , Figure 2 As shown, the direction conversion component 4 includes a transmission plate 11, a vertical rack 13, a transmission gear 12, a gear frame 14 and a transmission shaft 15. The lower end of the transmission plate 11 is arranged at the upper end of the adjusting hydraulic rod 3. The upper wall of the support frame 1 is penetrated by a sliding groove 16. The transmission plate 11 penetrates the sliding groove 16. The vertical rack 13 is symmetrically arranged on both sides of the transmission plate 11. The vertical rack 13 penetrates the sliding groove 16. The gear frame 14 is symmetrically arranged on the lower wall of the support frame 1. The transmission shaft 15 is arranged on the gear frame 14. One end of the transmission shaft 15 penetrates the gear frame 14. The transmission gear 12 is arranged on the transmission shaft 15. The transmission gear 12 is meshed with the vertical rack 13.

[0025] like Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 7As shown, the span adjustment assembly 5 includes an adjustment plate 17, a sliding plate 18, an adjustment rack 19, an adjustment gear 20, a swing arm 21, a boss 22, a limit rod 23, an upper baffle 49, an adjustment spring 50, a locking threaded rod 51 and an adjustment shaft 24. The adjustment plate 17 is arranged at the upper end of the vertical rack 13, and a mounting groove 25 is penetrated through the side wall of the adjustment plate 17. The boss 22 is symmetrically arranged at the edge of the side wall of the adjustment plate 17. The adjustment gear 20 is rotatably arranged on the boss 22 through the adjustment shaft 24. One end of the adjustment shaft 24 penetrates the boss 22. The rod 23 is penetrated through the upper wall of the adjustment plate 17, the upper baffle plate 49 is arranged at the upper end of the limiting rod 23, the sliding plate 18 is arranged at the lower end of the limiting rod 23, the adjusting rack 19 is symmetrically arranged on the two side walls of the sliding plate 18, the adjusting rack 19 is meshed with the adjusting gear 20, one end of the swing arm 21 is arranged at the end of the adjusting shaft 24, the adjusting spring 50 is sleeved on the limiting rod 23, the two ends of the adjusting spring 50 are respectively arranged on the lower wall of the upper baffle plate 49 and the upper end surface of the adjustment plate 17, and the locking threaded rod 51 is threaded and penetrated through the upper end surface of the adjustment plate 17.

[0026] like Figure 1 , Figure 2 , Figure 5 , Figure 6 As shown, the clamping and fixing assembly 6 includes a rotating shaft 26, a clamping plate 27, a limiting shaft 28, a clamping slider 29, a clamping spring 30 and a clamping shaft 31. The rotating shaft 26 is rotatably arranged at the end of the swing arm 21, the lower wall of the clamping plate 27 is arranged on the rotating shaft 26, and the upper wall of the clamping plate 27 is symmetrically penetrated by a clamping groove 32. The two ends of the limiting shaft 28 are respectively arranged on the two inner end surfaces of the clamping groove 32, the clamping slider 29 is slidably arranged in the clamping groove 32, the clamping slider 29 is slidably arranged on the limiting shaft 28, the clamping spring 30 is sleeved on the limiting shaft 28, the two ends of the clamping spring 30 are respectively arranged on the end surface of the clamping groove 32 and the clamping slider 29, and the clamping shaft 31 is arranged on the upper end surface of the clamping slider 29.

[0027] like Figure 1 , Figure 2 , Figure 4As shown, the docking linkage assembly 7 includes a pulley 1 33, a pulley 2 34, a transmission belt 35, a transmission shaft 2 36, a transverse rack 37, a gear frame 2 38, a transmission gear 2 39 and a moving platform 40, wherein the gear frame 2 38 is arranged on the lower wall of the support frame 1, the transmission shaft 2 36 is arranged on the gear frame 2 38, one end of the transmission shaft 2 36 passes through the gear frame 2 38, the transmission gear 2 39 is arranged on the gear frame 2 38, the pulley 1 33 is arranged on the transmission shaft 15, the pulley 2 34 is arranged on the transmission shaft 2 36, the transmission belt 35 is arranged on the pulley 1 33 and the pulley 2 34, the moving platform 40 is slidably arranged on the upper wall of the support frame 1, the transverse rack 37 is arranged on the lower wall of the moving platform 40, the transverse rack 37 is slidably arranged in the sliding groove 16, the transmission gear 2 39 is meshed with the transverse rack 37, and the side wall of the moving platform 40 is penetrated by an adjustment groove 41.

[0028] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 8 As shown, the clamping and fixing assembly 9 includes an adjusting frame 42, an adjusting threaded rod 43 and a pressing head 44. The lower wall of the adjusting frame 42 passes through the adjusting groove 41, the adjusting frame 42 is slidably arranged in the adjusting groove 41, the adjusting threaded rod 43 is threadedly penetrated through the upper wall of the adjusting frame 42, and the pressing head 44 is rotatably arranged at the lower end of the adjusting threaded rod 43.

[0029] like Figure 1 , Figure 3 , Figure 7 As shown, the two side walls of the transmission plate 11 are symmetrically provided with limiting strips 45 , and the inner side wall of the sliding groove 16 of the support frame 1 is symmetrically provided with limiting grooves 46 , and the limiting strips 45 are slidably disposed in the limiting grooves 46 .

[0030] like Figure 1 , Figure 2 , Fig. 9 , Fig.10 As shown, the mobile laser welding machine 8 includes a connecting frame 52, a moving rod 53, a rotating sleeve 54, an adjusting screw 55, a laser generator 56, a laser welding head 57, a mounting plate 58 and a locking screw 59. The connecting frame 52 is L-shaped and symmetrically arranged on the two side walls of the adjustment frame 42. The moving rod 53 is arranged on the upper ends of the two connecting frames 52. The rotating sleeve 54 is sleeved on the moving rod 53. The mounting plate 58 is arranged on the outer wall of the rotating sleeve 54. The adjusting screw 55 is arranged on the mounting plate 58 through a thread. The laser generator 56 is arranged at the lower end of the adjusting screw 55. The laser generator 56 is provided with a laser welding head 57. The locking screw 59 is arranged on the outer wall of the rotating sleeve 54.

[0031] like Figure 1 , Figure 2 , Fig. 9 , Fig.10 As shown, the welding moving assembly 10 includes a bottom plate 60, a telescopic hydraulic rod 61, a side plate 62, a moving block 63, a guide rod 64, a guide platform 65, a locking screw 66, a limit baffle 67, a hinge plate 68 and a linkage rod 69. The bottom plate 60 is arranged on the supporting cross plate 2, the side plate 62 is arranged at the end of the bottom plate 60, the fixed end of the telescopic hydraulic rod 61 is arranged on the inner side wall of the side plate 62, the moving block 63 is arranged at the movable end of the telescopic hydraulic rod 61, the lower end of the guide rod 64 is arranged on the upper end surface of the moving block 63, the limit baffle 67 is arranged at the upper end of the guide rod 64, the guide platform 65 is slidably arranged on the guide rod 64, the hinge plate 68 is arranged on the side wall of the guide platform 65, and the two ends of the hinge plate 68 are respectively hinged with linkage rods 69, the other end of the linkage rod 69 is rotatably arranged at the end of the moving rod 53, and the locking screw 66 is arranged on the outer wall of the guide platform 65.

[0032] like Figure 1 As shown, fixing plates 47 are symmetrically provided on both sides of the lower part of the support frame 1 .

[0033] like Figure 1 , Figure 4 As shown, the side wall of the moving platform 40 is provided with scale lines 48 .

[0034] When in use, in the initial state, the adjusting spring 50 bounces the upper baffle plate 49 upward, the upper baffle plate 49 drives the limiting rod 23 to move upward, the limiting rod 23 drives the sliding plate 18 and the adjusting rack 19 to move upward, the adjusting rack 19 drives the adjusting gear 20 to rotate, the adjusting gear 20 drives the adjusting shaft 24 and the swing arm 21 to rotate, the clamping and fixing assembly 6 is at the bottom, and the two ends of the arc-shaped body of the door handle are respectively clamped between the clamping shafts 31 on both sides, and then the adjusting hydraulic rod 3 is controlled to descend, and the adjusting hydraulic rod 3 drives the vertical rack 13 to descend, and the body can slide freely between the clamping shafts 31 on both sides. When the vertical rack 13 moves downward, the vertical rack 13 engages with the transmission gear 12, and the transmission gears 12 on both sides rotate inward at the same time, and the transmission gear 12 drives the transmission shaft 15 Rotate, the transmission shaft drives the pulley 1 33 to rotate, the pulley 1 33 drives the pulley 2 34 to rotate through the transmission belt 35, the pulley 2 34 drives the transmission shaft 2 36 to rotate, the transmission shaft 2 36 drives the transmission gear 2 39 to rotate, the transmission gear 2 39 on both sides respectively drives the transverse racks 37 on both sides to move toward the center of the support frame 1, and the transverse racks 37 on both sides drive the moving platform 40 to move toward the center of the support frame 1. Since the body can slide freely between the clamping shafts 31 on both sides, the two ends of the body will contact the upper wall of the moving platform 40 at the same time, automatically completing the precise positioning of the body, and then rotate the locking threaded rod 51 so that the lower end of the locking threaded rod 51 just contacts the upper wall of the adjustment plate, and under the downward pulling force of the adjustment spring 50, the two ends of the body are flush and the position is locked; Place the fixing part on the moving table 40, dock the end face of the fixing part with the end of the body, then move the hinge plate 68 and the guide table 65 downward, drive the lower end of the linkage rod 69 to move downward, so that the linkage rod 69 rotates, the upper end of the linkage rod 69 drives the connecting frame 52 to move, the connecting frame 52 drives the adjustment frame 42 to move, the adjustment frame 42 moves in the adjustment slot 41, so that the pressure head 44 is above the fixing part, rotate the adjusting threaded rod 43, the adjusting threaded rod 43 descends, the adjusting threaded rod 43 drives the pressure head 44 to descend, the pressure head 44 fixes the fixing part, note the position where the end of the fixing part is aligned with the scale line 48, and then use the locking screw 66 Fix the guide table 65 on the guide rod 64, then rotate the rotating sleeve 54 and adjust the adjusting screw 55 to align the laser welding head 57 with one end of the joint between the body and the fixing part, then turn on the laser generator 56 and control the extension and retraction of the telescopic hydraulic rod 61 at the same time. The telescopic hydraulic rod 61 drives the moving block 63 and the guide rod 64 to move, thereby driving the guide table 65 and the hinge plate 68 to move, and then driving the linkage rod 69 to move, and then pushing the moving rod 53, the rotating sleeve 54, the mounting plate 58 and the adjusting screw 55 to move, and finally driving the laser welding head 57 to move along the joint between the body and the fixing part to complete the laser welding of the body and the fixing part; When it is necessary to weld the next pair of fixings to the main body, control the adjustment hydraulic rod 3 to rise, turn the two swing arms downward by hand, and then place the new main body between the clamping shafts 31 on both sides, and then press the two fixings onto the movable table 40 according to the scale line 48, align the ends of the fixings with the scale line 48, and then move the adjustment hydraulic rod 3 downward. When the two ends of the main body contact the upper wall of the movable table 40, the two fixings just dock with the two ends of the main body, control the extension and retraction of the telescopic hydraulic rod 61 again, and weld the fixings to the main body again.

[0035] Repeat the above operation to complete the batch precision welding of the main body and the fixing parts.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] While the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.

[0038] The present invention and its embodiments are described above, and such description is not restrictive. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if ordinary technicians in the field are inspired by it, without departing from the purpose of the invention, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the present invention.

Claims

1. A laser welding device for hardware processing, comprising a support frame (1), wherein the support frame (1) is arranged in an inverted U shape, and fixing plates (47) are symmetrically arranged on both sides of the lower part of the support frame (1), characterized in that: A supporting transverse plate (2) is provided on the inner side wall of the lower part of the supporting frame (1), an adjusting hydraulic rod (3) is provided in the middle of the upper wall of the supporting transverse plate (2), a direction conversion assembly (4) is provided on the upper part of the adjusting hydraulic rod (3), a span adjustment assembly (5) is provided on the upper part of the direction conversion assembly (4), a clamping and fixing assembly (6) is symmetrically provided on the span adjustment assembly (5), a docking linkage assembly (7) is symmetrically provided on the lower wall of the supporting frame (1), the docking linkage assembly (7) is linked with the direction conversion assembly (4), a clamping and fixing assembly (9) is fixedly provided on the docking linkage assembly (7), a mobile laser welding machine (8) is provided on the clamping and fixing assembly (9), a welding mobile assembly (10) is provided on the supporting transverse plate (2), and the welding mobile assembly (10) is linked with the mobile laser welding machine (8).

2. The laser welding equipment for hardware processing according to claim 1 is characterized in that: The direction conversion assembly (4) comprises a transmission plate (11), a vertical rack (13), a transmission gear (12), a gear rack (14) and a transmission shaft (15); the lower end of the transmission plate (11) is arranged at the upper end of the adjusting hydraulic rod (3); a sliding groove (16) is penetrated through the upper wall of the support frame (1); the transmission plate (11) penetrates the sliding groove (16); the vertical rack (13) is symmetrically arranged on both sides of the transmission plate (11); the vertical rack (13) penetrates the sliding groove (16); the gear rack (14) is symmetrically arranged on the lower wall of the support frame (1); the transmission shaft (15) is arranged on the gear rack (14); one end of the transmission shaft (15) penetrates the gear rack (14); the transmission gear (12) is arranged on the transmission shaft (15); and the transmission gear (12) is meshed with the vertical rack (13).

3. The laser welding equipment for hardware processing according to claim 2 is characterized in that: The span adjustment assembly (5) comprises an adjustment plate (17), a sliding plate (18), an adjustment rack (19), an adjustment gear (20), a swing arm (21), a boss (22), a limit rod (23), an upper baffle (49), an adjustment spring (50), a locking threaded rod (51) and an adjustment shaft (24); the adjustment plate (17) is arranged at the upper end of the vertical rack (13); a mounting groove (25) is penetrated through the side wall of the adjustment plate (17); the boss (22) is symmetrically arranged at the edge of the side wall of the adjustment plate (17); the adjustment gear (20) is rotatably arranged on the boss (22) through the adjustment shaft (24); one end of the adjustment shaft (24) penetrates the boss (22); The limit rod (23) is provided through the upper wall of the adjustment plate (17), the upper baffle plate (49) is provided at the upper end of the limit rod (23), the sliding plate (18) is provided at the lower end of the limit rod (23), the adjustment rack (19) is symmetrically provided at the two side walls of the sliding plate (18), the adjustment rack (19) is meshed with the adjustment gear (20), one end of the swing arm (21) is provided at the end of the adjustment shaft (24), the adjustment spring (50) is sleeved on the limit rod (23), the two ends of the adjustment spring (50) are respectively provided at the lower wall of the upper baffle plate (49) and the upper end surface of the adjustment plate (17), and the locking threaded rod (51) is provided through a thread and is provided at the upper end surface of the adjustment plate (17).

4. The laser welding equipment for hardware processing according to claim 3 is characterized in that: The clamping and fixing assembly (6) comprises a rotating shaft (26), a clamping plate (27), a limiting shaft (28), a clamping slide block (29), a clamping spring (30) and a clamping shaft (31); the rotating shaft (26) is rotatably arranged at the end of the swing arm (21); the lower wall of the clamping plate (27) is arranged on the rotating shaft (26); the upper wall of the clamping plate (27) is symmetrically penetrated by clamping grooves (32); both ends of the limiting shaft (28) are The clamping slide block (29) is slidably mounted in the clamping groove (32), the clamping slide block (29) is slidably mounted on the limiting shaft (28), the clamping spring (30) is sleeved on the limiting shaft (28), the two ends of the clamping spring (30) are respectively mounted on the end surface of the clamping groove (32) and the clamping slide block (29), and the clamping shaft (31) is mounted on the upper end surface of the clamping slide block (29).

5. The laser welding equipment for hardware processing according to claim 4 is characterized in that: The docking linkage assembly (7) comprises a pulley 1 (33), a pulley 2 (34), a transmission belt (35), a transmission shaft 2 (36), a transverse rack (37), a gear rack 2 (38), a transmission gear 2 (39) and a moving platform (40), wherein the gear rack 2 (38) is arranged on the lower wall of the support frame (1), the transmission shaft 2 (36) is arranged on the gear rack 2 (38), one end of the transmission shaft 2 (36) passes through the gear rack 2 (38), the transmission gear 2 (39) is arranged on the gear rack 2 (38), the pulley 1 ( The first transmission shaft (33) is arranged on the first transmission shaft (15), the second pulley (34) is arranged on the second transmission shaft (36), the transmission belt (35) is arranged on the first pulley (33) and the second pulley (34), the movable platform (40) is slidably arranged on the upper wall of the support frame (1), the transverse rack (37) is arranged on the lower wall of the movable platform (40), the transverse rack (37) is slidably arranged in the sliding groove (16), the second transmission gear (39) is meshed with the transverse rack (37), and the side wall of the movable platform (40) is penetrated by an adjustment groove (41).

6. The laser welding equipment for hardware processing according to claim 5 is characterized in that: The clamping and fixing assembly (9) comprises an adjusting frame (42), an adjusting threaded rod (43) and a pressing head (44); the lower wall of the adjusting frame (42) passes through the adjusting groove (41); the adjusting frame (42) is slidably arranged in the adjusting groove (41); the adjusting threaded rod (43) is threadably penetrated through the upper wall of the adjusting frame (42); and the pressing head (44) is rotatably arranged at the lower end of the adjusting threaded rod (43).

7. The laser welding equipment for hardware processing according to claim 6 is characterized in that: The mobile laser welding machine (8) comprises a connecting frame (52), a moving rod (53), a rotating sleeve (54), an adjusting screw (55), a laser generator (56), a laser welding head (57), a mounting plate (58) and a locking screw (59); the connecting frame (52) is arranged in an L shape, the connecting frame (52) is symmetrically arranged on the two side walls of the adjustment frame (42), the moving rod (53) is arranged through the upper ends of the two connecting frames (52), the rotating sleeve (54) is sleeved on the moving rod (53), the mounting plate (58) is arranged on the outer wall of the rotating sleeve (54), the adjusting screw (55) is arranged on the mounting plate (58) through a thread, the laser generator (56) is arranged at the lower end of the adjusting screw (55), the laser generator (56) is provided with a laser welding head (57), and the locking screw (59) is arranged on the outer wall of the rotating sleeve (54).

8. The laser welding equipment for hardware processing according to claim 7 is characterized in that: The welding moving assembly (10) comprises a bottom plate (60), a telescopic hydraulic rod (61), a side plate (62), a moving block (63), a guide rod (64), a guide platform (65), a second locking screw (66), a limit baffle (67), a hinge plate (68) and a linkage rod (69), wherein the bottom plate (60) is arranged on the supporting horizontal plate (2), the side plate (62) is arranged at the end of the bottom plate (60), the fixed end of the telescopic hydraulic rod (61) is arranged on the inner side wall of the side plate (62), and the moving block (63) is arranged on the telescopic hydraulic rod. The movable end of the guide rod (61) is provided, the lower end of the guide rod (64) is provided on the upper end surface of the moving block (63), the limit baffle (67) is provided on the upper end of the guide rod (64), the guide platform (65) is slidably provided on the guide rod (64), the hinge plate (68) is provided on the side wall of the guide platform (65), the two ends of the hinge plate (68) are respectively hinged with linkage rods (69), the other end of the linkage rod (69) is rotatably provided on the end of the moving rod (53), and the second locking screw (66) is provided on the outer wall of the guide platform (65).

9. The laser welding equipment for hardware processing according to claim 8, characterized in that: Limiting strips (45) are symmetrically provided on both side walls of the transmission plate (11), and limiting grooves (46) are symmetrically provided on the inner side walls of the sliding groove (16) of the support frame (1), and the limiting strips (45) are slidably arranged in the limiting grooves (46).

10. The laser welding equipment for hardware processing according to claim 9, characterized in that: The side wall of the movable platform (40) is provided with scale marks (48).

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