Welding machine device for shipbuilding

Abstract

The utility model relates to the technical field of shipbuilding, and discloses a welding machine device for shipbuilding, which is characterized in that two groups of clamp mechanisms are arranged at two ends of a platform of a welding table in a pairwise symmetrical manner, and a butt clamping and position correcting mechanism close to a welding through groove is arranged in the middle of the platform of the welding table; the two sets of sliding tables of the butt clamp position correcting mechanism are symmetrically provided with the two sets of translation position correcting mechanisms, and the sliding table of each set of translation position correcting mechanism is provided with the lifting position correcting mechanism. Two groups of workpieces to be welded are placed on the welding table and are mechanically clamped and fixed by the aid of the clamp mechanism, and then two groups of laser welding heads are moved to the front and back surfaces of welding seams of the workpieces in a symmetrical displacement manner by the aid of large-direction clamping and correction of the clamping and correction mechanism and independent lifting and correction of the lifting and correction mechanism. And then the laser welding head is pushed to horizontally move and slide under the horizontal pushing of the translation position correcting mechanism, so that the front and back surfaces of the workpiece are synchronously welded.

Description

Technical Field

[0001] The utility model relates to the technical field of shipbuilding, in particular to a welding machine device for shipbuilding. Background Art

[0002] With the development of shipping, ships play an important role in daily trade, and the demand for their tonnage and volume is gradually increasing. In the process of shipbuilding, since there are many ship parts, welding machines are often needed to weld ship parts. For example, a welding machine for shipbuilding disclosed in the China Patent Network (Announcement No. CN215280653U) is used. When this type of device is used, after placing the ship workpiece, it is clamped and fixed by a clamping component, and the ship workpiece is pushed horizontally by an electric guide rail, and the welder body is pushed downward by a hydraulic cylinder for welding. It replaces manual hand-held ship workpieces for welding operations, reducing labor intensity.

[0003] However, there are still some shortcomings in the above-mentioned public patents and the welding machine devices for shipbuilding adopted in the existing market: the existing method of welding ship workpieces by mechanical displacement drive can only weld one side of the front and back sides of the ship workpiece at a time. After the single-side welding is completed, it needs to be turned over before welding can be carried out. The operation is cumbersome and time-consuming, and the welding efficiency of the workpiece is relatively low. To this end, those skilled in the art provide a welding machine device for shipbuilding to solve the problems raised in the above background technology. Utility Model Content

[0004] The main purpose of the utility model is to provide a welding machine device for shipbuilding, which can effectively solve the problem of low welding efficiency of the existing welding machine devices for shipbuilding in the background technology.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a welding machine device for shipbuilding, comprising a welding table;

[0006] Two sets of clamp mechanisms are symmetrically arranged at both ends of the welding platform;

[0007] The table top of the welding table is provided with a welding slot between the two sets of clamp mechanisms, and a clamping and positioning mechanism close to the welding slot is provided in the middle of the platform of the welding table;

[0008] The two sets of slides of the clamping calibration mechanism are symmetrically installed with two sets of translation calibration mechanisms, and the slides of each set of translation calibration mechanism are installed with a lifting calibration mechanism, and the slides of the lifting calibration mechanism are installed with a laser welding head vertically opposite to the welding slot.

[0009] As a further solution of the utility model: the clamp mechanism includes a support plate seat, an electric push rod is installed through the lower end of the support plate seat, and a guide sleeve is installed through the upper end of the support plate seat, a splint is provided at the telescopic end of the electric push rod, and an arm force guide rod connected to the splint is slidably connected inside the shaft sleeve of the guide sleeve.

[0010] As a further solution of the utility model: the clamping calibration mechanism includes two horizontally opposite groups of clamping rail frames and an arm truss installed on the top of the two groups of clamping rail frame brackets, each group of the clamping rail frames has a clamping screw rod rotatably connected inside the bracket, and the outer side of the shaft rod of the clamping screw rod is symmetrically sleeved with a clamping slide guided by the clamping rail frame, a transmission motor is installed in the middle of the arm truss bracket, and a transmission shaft for driving the clamping screw rod is provided at the output end of the transmission motor.

[0011] As a further solution of the utility model: bevel gears B are provided at both ends of the shaft rod of the transmission shaft, and bevel gears A meshing with the bevel gears B are respectively provided at the top ends of the shaft rods of the two sets of clamping screw rods.

[0012] As a further solution of the utility model: the clamping screw rod is bounded by a center line, and positive and negative thread teeth that are compatible with two groups of clamping slides are symmetrically arranged on both sides of the center line.

[0013] As a further solution of the utility model: the translation calibration mechanism includes a translation track frame and side support frames installed at both ends of the translation track frame frame, the guide rail of the translation track frame is slidably connected to a translation slide fixedly connected to the lifting and calibration mechanism, the upper ends of the two groups of side support frames are rotatably connected to pulleys, the central axis of one group of pulleys is equipped with a translation motor fixed to the side support frame, and the two groups of pulleys are connected by a transmission belt, and the upper end of the frame of the translation slide is provided with a connecting seat connected to the transmission belt.

[0014] As a further solution of the utility model: the lifting and positioning mechanism includes an arm frame, a lifting screw rod is rotatably connected to the middle part of the plate frame of the arm frame, and lifting guide rails are installed at both ends of the plate frame of the arm frame, a lifting motor fixed to the arm frame is provided at one end of the shaft rod of the lifting screw rod, and a lifting slide table slidably connected to the lifting guide rail is sleeved on the outer side of the shaft rod of the lifting screw rod, and the lifting slide table is fixedly connected to the laser welding head.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] When welding ship workpieces, the utility model places two groups of workpieces to be welded on a welding table, and makes their weld seams face the welding through grooves, and uses a clamp mechanism to mechanically clamp and fix the workpieces, and then uses the clamping and positioning of the clamping and positioning mechanism in the general direction, and the independent lifting and positioning of the lifting and positioning mechanism, to move the two groups of laser welding heads to the front and back sides of the workpiece weld seams in a symmetrical displacement manner, and then, under the horizontal push of the translation and positioning mechanism, push the laser welding heads to translate and slide, and perform synchronous welding on the front and back sides of the workpiece, which improves the welding efficiency while saving the welding time and the control intensity of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of a welding machine device for shipbuilding according to the utility model;

[0018] Figure 2 This is a structural schematic diagram of a clamp mechanism in a welding machine device for shipbuilding according to the utility model;

[0019] Figure 3 This is a structural schematic diagram of a clamping alignment mechanism in a welding machine device for shipbuilding according to the utility model;

[0020] Figure 4 This is a structural schematic diagram of a translation calibration mechanism in a welding machine device for shipbuilding according to the utility model;

[0021] Figure 5 The utility model is a structural schematic diagram of a lifting and positioning mechanism in a welding machine device for shipbuilding.

[0022] In the figure: 1. welding table; 2. clamping mechanism; 21. support plate seat; 22. electric push rod; 23. guide sleeve; 24. arm guide rod; 25. clamping plate; 3. welding slot; 4. clamping alignment mechanism; 41. clamping track frame; 42. clamping slide; 43. clamping screw; 44. bevel gear A; 45. bevel gear B; 46. transmission shaft; 47. arm truss; 48. transmission motor; 5. translation alignment mechanism; 51. translation track frame; 52. translation slide; 53. connecting seat; 54. transmission belt; 55. pulley; 56. translation motor; 57. side support frame; 6. lifting alignment mechanism; 61. arm frame; 62. lifting motor; 63. lifting guide rail; 64. lifting screw; 65. lifting slide; 7. laser welding head. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] Please refer to Figure 1-5 As shown, a welding machine device for shipbuilding includes a welding table 1, two sets of clamp mechanisms 2 are symmetrically arranged at both ends of the platform of the welding table 1, the clamp mechanism 2 includes a support plate seat 21, an electric push rod 22 is installed through the lower end of the support plate seat 21, and a guide sleeve 23 is installed through the upper end of the support plate seat 21, a clamp plate 25 is arranged at the telescopic end of the electric push rod 22, an arm force guide rod 24 connected to the clamp plate 25 is slidably connected inside the shaft sleeve of the guide sleeve 23, and the clamp plate 25 is pushed to clamp and limit the ship workpiece by controlling the extension of the telescopic end of the electric push rod 22 and the arm force of the guide sleeve 23 and the arm force guide rod 24. Fix, so as to ensure the welding stability of the ship workpiece during welding.

[0027] A welding slot 3 is provided between the two sets of clamp mechanisms 2 on the table top of the welding table 1, and a clamping and positioning mechanism 4 close to the welding slot 3 is provided in the middle of the platform of the welding table 1. The clamping and positioning mechanism 4 includes two sets of horizontally opposite clamping rail frames 41 and an arm truss 47 installed on the top of the two sets of clamping rail frames 41. A transmission motor 48 is installed in the middle of the arm truss 47, and a transmission shaft 46 for driving the clamping screw rod 43 is provided at the output end of the transmission motor 48. Bevel gears B45 are provided at both ends of the shaft of the transmission shaft 46. Bevel gears A44 meshing with the bevel gear B45 are respectively provided at the top of the shaft of the two sets of clamping screw rods 43. By controlling the operation of the transmission motor 48, the transmission shaft 46 is driven to rotate, and then the bevel gear B45 is driven to rotate. The meshing transmission of the bevel gear B45 and the bevel gear A44 is used to drive the clamping screw rod 43 to rotate, which serves as a driving source to drive the corresponding components to operate.

[0028] The inside of the bracket of each set of clamping rail frames 41 is rotatably connected with a clamping screw rod 43, and the outer side of the shaft rod of the clamping screw rod 43 is symmetrically sleeved with a clamping slide 42 guided by the clamping rail frames 41. The clamping screw rod 43 is bounded by the center line, and the two sides of the center line are symmetrically provided with positive and negative threads adapted to the two sets of clamping slides 42. During the rotation process, the clamping screw rod 43 uses its positive and negative threads to push the two sets of clamping slides 42 to slide symmetrically along the clamping rail frames 41, and then pushes the two sets of laser welding heads 7 to slide symmetrically, so that they are close to the front and back sides of the ship workpiece, and synchronously weld the front and back sides of the workpiece.

[0029] The two sets of slides of the clamping calibration mechanism 4 are symmetrically installed with two sets of translation calibration mechanisms 5, which include a translation track frame 51 and side support frames 57 installed at both ends of the translation track frame 51. The guide rail of the translation track frame 51 is slidably connected with a translation slide 52 fixedly connected to the lifting calibration mechanism 6. The upper ends of the two sets of side support frames 57 are rotatably connected with pulleys 55, and the central axis of one set of pulleys 55 is installed with a translation motor 56 fixed on the side support frame 57, and the two sets of pulleys 55 are connected by a transmission. The driving belt 54 is connected to the translation slide 52, and a connecting seat 53 connected to the transmission belt 54 is arranged on the upper end of the frame of the translation slide 52. By controlling the translation motor 56 as the driving source, the pulley 55 and the transmission belt 54 are driven to rotate in combination. The connection between the connecting seat 53 and the transmission belt 54 is utilized to transmit the rotational thrust of the transmission belt 54 to the translation slide 52, so as to push the translation slide 52 to slide horizontally along the direction of the slide rail of the translation track frame 51, and horizontally push the welding position of the laser welding head 7, so as to perform mechanical welding work on the weld of the ship workpiece.

[0030] The slide of each group of translation calibration mechanism 5 is equipped with a lifting calibration mechanism 6, and the slide of the lifting calibration mechanism 6 is equipped with a laser welding head 7 which is vertically opposite to the welding slot 3. The lifting calibration mechanism 6 includes an arm frame 61, and the middle part of the plate frame of the arm frame 61 is rotatably connected with a lifting screw rod 64, and lifting guide rails 63 are installed at both ends of the plate frame of the arm frame 61. One end of the shaft rod of the lifting screw rod 64 is provided with a lifting motor 62 fixed on the arm frame 61, and the outer side of the shaft rod of the lifting screw rod 64 is sleeved with a lifting slide 65 which is slidably connected to the lifting guide rail 63. The lifting slide 65 is fixedly connected to the laser welding head 7. By controlling the lifting motor 62 as a driving source, the lifting screw rod 64 is driven to rotate, and the lifting slide 65 is pushed to move up and down along the slide rail direction of the lifting guide rail 63, so as to lift and adjust the welding position of the laser welding head 7, so that each laser welding head 7 is close to the front and back sides of the ship workpiece, and precise welding work is performed.

[0031] The working principle of the utility model is as follows: when welding ship workpieces, two groups of ship workpieces to be welded are placed on the welding table 1, and the matching welds of the ship workpieces are aligned with the welding grooves 3, and then the extension of the telescopic end of the electric push rod 22 in the clamping mechanism 2 is controlled to push the clamping plate 25 to clamp and limit the ship workpiece, and further the transmission motor 48 is controlled to work, the transmission shaft 46 is driven to rotate, and the transmission combination of the bevel gear B45 and the bevel gear A44 is used to drive the clamping screw rod 43 to rotate as a driving source, and the positive and negative threads thereof are used to push the two groups of clamping slides 42 to slide symmetrically along the clamping track frame 41, and push the two groups of laser welding heads 7 to slide symmetrically, so that they are close to the front and back sides of the ship workpiece, and the front and back sides of the workpiece are synchronously welded, and the lifting and positioning mechanism 6 is controlled synchronously. The lifting motor 62 serves as a driving source to drive the lifting screw 64 to rotate, and pushes the lifting slide 65 to move up and down along the slide direction of the lifting guide rail 63, so as to adjust the welding position of the laser welding head 7, so that each laser welding head 7 is close to the front and back sides of the ship workpiece, and precise welding work is performed. After the welding position of the laser welding head 7 is adjusted, the translation motor 56 in the translation calibration mechanism 5 is controlled as a driving source to drive the combined rotation of the pulley 55 and the transmission belt 54, and push the translation slide 52 to slide horizontally along the slide direction of the translation track frame 51, and push the welding position of the laser welding head 7 horizontally, so as to perform mechanical autonomous welding work on the weld of the ship workpiece, and it can perform synchronous welding work on the front and back sides of the ship workpiece at a single time, with higher welding efficiency and shorter welding time.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A welding machine device for shipbuilding, characterized in that: comprising a welding table (1); Two sets of clamp mechanisms (2) are symmetrically arranged at both ends of the platform of the welding table (1); The table top of the welding table (1) is provided with a welding slot (3) directly opposite to the two sets of clamping mechanisms (2), and a clamping and positioning mechanism (4) close to the welding slot (3) is provided in the middle of the platform of the welding table (1); The two sets of slides of the clamping calibration mechanism (4) are symmetrically mounted with two sets of translation calibration mechanisms (5), and the slides of each set of translation calibration mechanisms (5) are mounted with a lifting calibration mechanism (6), and the slides of the lifting calibration mechanisms (6) are mounted with a laser welding head (7) vertically opposed to the welding slot (3).

2. A shipbuilding welding machine device according to claim 1, characterized in that: The clamp mechanism (2) comprises a support plate seat (21), an electric push rod (22) is installed through the lower end of the support plate seat (21), and a guide sleeve (23) is installed through the upper end of the support plate seat (21), a clamping plate (25) is provided at the telescopic end of the electric push rod (22), and an arm force guide rod (24) connected to the clamping plate (25) is slidably connected inside the shaft sleeve of the guide sleeve (23).

3. A welding machine device for shipbuilding according to claim 1, characterized in that: The clamping alignment mechanism (4) comprises two groups of clamping rail frames (41) facing each other horizontally and an arm truss (47) mounted on the top ends of the brackets of the two groups of clamping rail frames (41), the brackets of each group of the clamping rail frames (41) are rotatably connected with a clamping screw rod (43) inside, and the outer side of the shaft of the clamping screw rod (43) is symmetrically sleeved with a clamping slide (42) guided by the clamping rail frames (41), a transmission motor (48) is installed in the middle of the bracket of the arm truss (47), and the output end of the transmission motor (48) is provided with a transmission shaft (46) for driving the clamping screw rod (43).

4. A shipbuilding welding machine device according to claim 3, characterized in that: Both ends of the shaft of the transmission shaft (46) are provided with bevel gears B (45), and the top ends of the shafts of the two sets of clamping screw rods (43) are respectively provided with bevel gears A (44) meshing with the bevel gears B (45).

5. A shipbuilding welding machine device according to claim 3, characterized in that: The clamping screw rod (43) is bounded by a midline, and positive and negative thread teeth matching the two sets of clamping slides (42) are symmetrically arranged on both sides of the midline.

6. A welding machine device for shipbuilding according to claim 1, characterized in that: The translation calibration mechanism (5) comprises a translation track frame (51) and side support frames (57) mounted on both ends of the translation track frame (51); the guide rail of the translation track frame (51) is slidably connected to a translation slide (52) fixedly connected to the lifting calibration mechanism (6); the upper ends of the two sets of side support frames (57) are rotatably connected to pulleys (55); a central axis of one set of pulleys (55) is mounted with a translation motor (56) fixed to the side support frame (57); and the two sets of pulleys (55) are connected to each other by a transmission belt (54); and a connecting seat (53) connected to the transmission belt (54) is provided at the upper end of the frame of the translation slide (52).

7. A shipbuilding welding machine device according to claim 1, characterized in that: The lifting and positioning mechanism (6) comprises an arm frame (61), a lifting screw rod (64) is rotatably connected to the middle part of the plate frame of the arm frame (61), and lifting guide rails (63) are installed at both ends of the plate frame of the arm frame (61), a lifting motor (62) fixed to the arm frame (61) is arranged at one end of the shaft of the lifting screw rod (64), and a lifting slide (65) slidably connected to the lifting guide rail (63) is sleeved on the outer side of the shaft of the lifting screw rod (64), and the lifting slide (65) is fixedly connected to the laser welding head (7).

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