CN113977561A

CN113977561A - Multifunctional synchronous deflection welding mechanical arm system

Info

Publication number: CN113977561A
Application number: CN202111438243.XA
Authority: CN
Inventors: 蔡伟钦; 张阳城; 欧志特
Original assignee: Fujian Hi Shan Heavy Industries Co ltd
Current assignee: Fujian Hi Shan Heavy Industries Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-01-28

Abstract

The invention relates to a multifunctional synchronous deflection welding mechanical arm system which comprises a bottom plate and a deflection assembly fixedly arranged at the top of the bottom plate, wherein a main shaft lifting assembly is arranged at the top of the bottom plate, an arm assembly is arranged on the surface of the main shaft lifting assembly, a functional assembly is arranged at one end, far away from the main shaft lifting assembly, of the arm assembly, and the main shaft lifting assembly comprises a sleeve shaft fixedly arranged at the top of the bottom plate. The multifunctional synchronous deflection welding mechanical arm system has the advantages that besides the welding function, when bolts are installed, the bolts can be sleeved by the hexagonal sleeves, the functional motors are used for driving the hexagonal sleeves to rotate at a high speed, the bolts are installed quickly, and then the claw arms are downward after the rotating rings rotate 180 degrees, so that workpieces can be grabbed by the mechanical claws.

Description

Multifunctional synchronous deflection welding mechanical arm system

Technical Field

The invention relates to the technical field of mechanical arms, in particular to a multifunctional synchronous deflection welding mechanical arm system.

Background

The mechanical arm is a complex system with high precision, multiple inputs and multiple outputs, high nonlinearity and strong coupling, has been widely applied to the fields of industrial assembly, safety explosion prevention and the like due to the unique operation flexibility, and improves the production quality and efficiency to a great extent as welding robots are more and more put into practical welding production.

For some complex welding structures, a single mechanical arm robot cannot finish welding at a time, singular points of the robot can be present at positions, the mechanical arm cannot reach the welding position, an obstacle exists in a preset welding path, multiple welding points can only be sequentially processed for one welding point or welding can not be continued when the welding point meets a dead point, therefore, the position of a welding piece can only be manually moved, the efficiency is low, the physical consumption is large, in addition, most of the existing welding mechanical arms have single function and can only be used for welding conveniently, the practicability of the welding mechanical arms is greatly limited, and therefore the multifunctional synchronous displacement welding mechanical arm system is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a multifunctional synchronous deflection welding mechanical arm system, which has the advantages of no dead angle welding, multiple functions and the like, and solves the problems of welding dead angles and single function of the traditional welding mechanical arm.

In order to realize the purposes of no dead angle welding and multiple functions, the invention provides the following technical scheme: a multifunctional synchronous deflection welding mechanical arm system comprises a bottom plate and a deflection assembly fixedly arranged at the top of the bottom plate, wherein a main shaft lifting assembly is arranged at the top of the bottom plate, an arm assembly is arranged on the surface of the main shaft lifting assembly, a functional assembly is arranged at one end, far away from the main shaft lifting assembly, of the arm assembly, the main shaft lifting assembly comprises a sleeve shaft fixedly arranged at the top of the bottom plate, a movable shaft is movably arranged in the sleeve shaft, a vertical frame is fixedly arranged at the top of the movable shaft through a mounting plate, a lifting block is movably arranged in the vertical frame, a connecting arm is fixedly arranged at the lateral side of the lifting block, the arm assembly comprises a large arm movably arranged at the tail end of the connecting arm, a middle arm is movably arranged at one end, far away from the connecting arm, of the large arm, a small arm is movably arranged at one end, far away from the large arm, of the middle arm, a functional assembly comprises a functional motor fixedly arranged in the small arm, the utility model discloses a welding robot, including functional motor output shaft, butt plate, forearm, avris fixed mounting of swivel ring has a rotating ring, the avris fixed mounting of rotating ring has welder, one side fixed mounting that welder was kept away from to the rotating ring has a claw arm, one side movable mounting that the swivel ring was kept away from to the claw arm has the gripper.

Furthermore, the subassembly that shifts includes that fixed mounting is at the bottom plate top and quantity is two the seat that shifts, two equal fixed mounting in one side that the seat carried on the back mutually has the motor that shifts, two the output shaft fixed mounting of motor that shifts has the installing frame.

Further, the installing frame is the rectangle frame, and the equal equidistance fixed mounting of the inner wall of the both sides of installing frame has the fixed telescopic link that quantity is 3, and the splint are installed to the one end joint that fixed telescopic link kept away from the installing frame inner wall, and splint are 'concave' font.

Further, the sleeve shaft rotates with the loose axle to be connected, and the quantity of grudging post is two, and the lift groove has all been seted up to two relative one sides of grudging post, and the equal fixed mounting in both sides of elevator has the drive plate that extends to the lift inslot portion, and the elevator passes through drive plate and grudging post sliding connection.

Furthermore, the connecting arm is connected with the big arm in a rotating mode, the big arm is connected with the middle arm in a rotating mode, the middle arm is connected with the small arm in a rotating mode, the small arm is connected with the rotating ring in a rotating mode, and driving pieces are arranged at the connecting positions of the big arm, the middle arm and the small arm.

Furthermore, the function motor is located the end of forearm, and the butt joint board passes through bolt and hexagonal sleeve threaded connection, and hexagonal prism groove has been seted up to one side that hexagonal sleeve kept away from the butt joint board.

Furthermore, the rotating ring is located between the functional motor and the middle arm, a welding rod clamping barrel is fixedly installed on one side, away from the rotating ring, of the welding gun, and an electric welding cable is fixedly installed on the surface of the welding gun.

Furthermore, the sides of the small arm and the large arm are both fixedly provided with cable hanging rings for hanging electric welding cables, and the sides of the stand are fixedly provided with electric welding machines fixedly connected with the cable hanging rings.

Furthermore, the top of the bottom plate and the right side fixing male part positioned on the shifting seat are provided with a control cabinet, the surface of the control cabinet is fixedly provided with a heat dissipation window, and an intelligent control system is integrated in the control cabinet.

Compared with the prior art, the invention provides a multifunctional synchronous deflection welding mechanical arm system, which has the following beneficial effects:

the multifunctional synchronous deflection welding mechanical arm system realizes multi-angle dead-corner-free movement through the sleeve shaft, the movable shaft, the vertical frame, the lifting block, the connecting arm, the large arm, the middle arm and the small arm, so that a welding gun has no dead corner during welding, meanwhile, the mounting frame is driven to rotate for 360 degrees through the deflection motor, so that a workpiece fixed on the inner side of the mounting frame can rotate freely, the welding dead corner can be reduced to the maximum extent when the mounting frame and the arm component are matched with each other, in addition to the welding function, when a bolt is mounted, the bolt head can be sleeved through the hexagonal sleeve, the hexagonal sleeve is driven to rotate at high speed through the functional motor, so that the bolt is rapidly mounted, and secondly, after the rotating ring rotates for 180 degrees, the claw arm can be downward, so that the workpiece can be grabbed by using a mechanical claw, compared with the traditional welding mechanical arm, the invention has greatly improved welding effect and functionality, effectively enlarging the application range.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1 according to the present invention;

FIG. 3 is a top view of the mounting frame of the present invention.

In the figure: the welding rod welding machine comprises a base plate 1, a sleeve shaft 2, a movable shaft 3, a mounting plate 4, a vertical frame 5, a lifting groove 51, a lifting block 6, a connecting arm 7, a large arm 8, a middle arm 9, a small arm 10, a functional motor 11, a butt joint plate 12, a hexagonal sleeve 13, a rotating ring 14, a welding gun 15, a welding rod clamping cylinder 16, a claw arm 17, a mechanical claw 18, a shifting seat 19, a shifting motor 20, a mounting frame 21, a fixed telescopic rod 22, a clamping plate 23 and a control cabinet 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a multifunctional synchronous deflection welding mechanical arm system comprises a bottom plate 1 and a deflection assembly fixedly installed on the top of the bottom plate 1, wherein a spindle lifting assembly is arranged on the top of the bottom plate 1, an arm assembly is arranged on the surface of the spindle lifting assembly, and a functional assembly is arranged at one end of the arm assembly, which is far away from the spindle lifting assembly.

Main shaft lifting unit includes the sleeve shaft 2 of fixed mounting at 1 top of bottom plate, the loose axle 3 is installed to the internal rotation of sleeve shaft 2, 4 fixed mounting have grudging post 5 through the mounting panel at the top of loose axle 3, the quantity of grudging post 5 is two, lift groove 51 has all been seted up to two relative one sides of grudging post 5, utilize loose axle 3 can let whole grudging post 5 and install the horn subassembly on grudging post 5 and realize the original place axial rotation, the internal sliding mounting of grudging post 5 has elevator 6, the equal fixed mounting in both sides of elevator 6 has the drive plate that extends to lift groove 51 inside, the avris fixed mounting of elevator 6 has linking arm 7.

The horn subassembly is including rotating the big arm 8 of installing at linking arm 7 end, and big arm 8 keeps away from the one end rotation of linking arm 7 and installs well arm 9, and well arm 9 keeps away from the one end rotation of big arm 8 and installs forearm 10, and the junction of big arm 8, well arm 9 and forearm 10 all is provided with the driving piece.

The functional assembly comprises a functional motor 11 fixedly installed inside a forearm 10, wherein the functional motor 11 is located at the tail end of the forearm 10, a placement groove corresponding to the functional motor 11 is formed in the forearm 10, a butt plate 12 is fixedly installed on the surface of an output shaft of the functional motor 11, a hexagonal sleeve 13 is movably installed on the surface of the butt plate 12, the butt plate 12 is in threaded connection with the hexagonal sleeve 13 through a bolt, a hexagonal groove is formed in one side, away from the butt plate 12, of the hexagonal sleeve 13, the bolt can be sleeved through the hexagonal sleeve 13, then the functional motor 11 is utilized to drive the whole hexagonal sleeve 13 to rotate, so that the bolt is installed, meanwhile, the hexagonal sleeve 13 is provided with multiple types, the corresponding bolt can be selected according to the type of the bolt, a rotating ring 14 is rotatably installed on the surface of the forearm 10, a driving ring extending to the forearm 10 is fixedly installed on the inner wall of the rotating ring 14, the welding gun 15 is fixedly installed on the side of the rotating ring 14, the rotating ring 14 is located between the functional motor 11 and the middle arm 9, a welding rod clamping barrel 16 is fixedly installed on one side, away from the rotating ring 14, of the welding gun 15, an electric welding cable is fixedly installed on the surface of the welding gun 15, a claw arm 17 is fixedly installed on one side, away from the welding gun 15, of the rotating ring 14, the length of the claw arm 17 is 80 cm, a mechanical claw 18 is movably installed on one side, away from the rotating ring 14, of the claw arm 17, the length of the mechanical claw 18 is not less than 60 cm, a heavy object can be grabbed through the mechanical claw 18, and therefore the working intensity of workers is relieved.

The subassembly that shifts includes that fixed mounting is at 1 top of bottom plate and quantity is two seat 19 that shifts, two equal fixed mounting in one side that the seat 19 that shifts carried on the back mutually have motor 20 that shifts, two output shaft fixed mounting that shift motor 20 have installing frame 21, wherein, installing frame 21 is the rectangle frame, the equal equidistance fixed mounting of inner wall of the both sides of installing frame 21 has fixed telescopic link 22 that quantity is 3, fixed telescopic link 22 keeps away from the one end joint of installing frame 21 inner wall and installs splint 23, splint 23 are 'concave' font, add man-hour, can go into splint 23 with the work piece card, and press from both sides the work piece tightly through fixed telescopic link 22.

In this embodiment, the sides of the small arm 10 and the large arm 8 are both fixed with cable hanging rings for hanging electric welding cables, the side of the stand 5 is fixedly provided with an electric welding machine fixedly connected with the cable hanging rings, the top of the bottom plate 1 and the right side of the displacement seat 19 are fixed with a control cabinet 24, the surface of the control cabinet 24 is fixedly provided with a heat dissipation window, the control cabinet 24 is internally integrated with an intelligent control system, determined parameters are input in advance through the control cabinet 24, and then the control cabinet 24 controls the arm assemblies and the functional components.

In the embodiment, when the device is used, the determined parameters are input in advance through the control cabinet 24, then the device is started, the vertical frame 5 is driven to rotate axially through the sleeve shaft 2 and the movable shaft 3, the up-and-down movement of the connecting arm 7 is realized by using the lifting block 6, the welding gun 15 is moved to the preset position to perform welding work through the matching of the large arm 8, the middle arm 9 and the small arm 10, meanwhile, the mounting frame 21360-degree rotation is driven by the displacement motor 20, so that a workpiece fixed on the inner side of the mounting frame 21 rotates freely, when the mounting frame 21 and the arm component are matched with each other, the welding dead angle can be reduced to the maximum extent, when a bolt is mounted, the bolt head can be sleeved by the hexagonal sleeve 13, the hexagonal sleeve 13 is driven by the functional motor 11 to rotate at a high speed, so that the bolt is mounted quickly, when a heavy object is grabbed, the rotating ring 14 rotates 180 degrees, so that the claw arm 17 faces downwards, and then the workpiece is grabbed by the mechanical claw 18, then the heavy object is taken away from the original position through the lifting block 6, thereby realizing the object transfer.

The electrical components shown herein are electrically connected to a main controller and a power supply, the main controller can be a conventional known device controlled by a computer, and the conventional power connection technology disclosed in the prior art is not described in detail herein.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multi-functional synchronous welding arm system that shifts, includes bottom plate (1) and the subassembly that shifts at bottom plate (1) top, its characterized in that: a main shaft lifting assembly is arranged at the top of the bottom plate (1), an arm assembly is arranged on the surface of the main shaft lifting assembly, and a functional assembly is arranged at one end, far away from the main shaft lifting assembly, of the arm assembly;

the main shaft lifting assembly comprises a sleeve shaft (2) fixedly mounted at the top of the bottom plate (1), a movable shaft (3) is movably mounted inside the sleeve shaft (2), a vertical frame (5) is fixedly mounted at the top of the movable shaft (3) through a mounting plate (4), a lifting block (6) is movably mounted inside the vertical frame (5), and a connecting arm (7) is fixedly mounted on the side of the lifting block (6);

the horn assembly comprises a large arm (8) movably mounted at the tail end of the connecting arm (7), a middle arm (9) is movably mounted at one end, away from the connecting arm (7), of the large arm (8), and a small arm (10) is movably mounted at one end, away from the large arm (8), of the middle arm (9);

the utility model discloses a welding gun, including forearm (10), functional unit includes fixed mounting at the inside functional motor (11) of forearm (10), the fixed surface of functional motor (11) output shaft installs butt-joint plate (12), the movable surface mounting of butt-joint plate (12) has hexagonal sleeve (13), the movable surface mounting of forearm (10) has swivel becket (14), the avris fixed mounting of swivel becket (14) has welder (15), one side fixed mounting that welder (15) were kept away from in swivel becket (14) has claw arm (17), one side movable mounting that swivel becket (14) were kept away from in claw arm (17) has gripper (18).

2. The multifunctional synchronous shifting welding mechanical arm system according to claim 1, characterized in that: the displacement assembly comprises two displacement seats (19) which are fixedly mounted at the top of the bottom plate (1), wherein the displacement seats (19) are fixedly mounted on the opposite sides of each other, a displacement motor (20) is fixedly mounted on one side, and a mounting frame (21) is fixedly mounted on an output shaft of each displacement motor (20).

3. The multifunctional synchronous shifting welding mechanical arm system according to claim 2, characterized in that: the utility model discloses a fixing device for fixing the installation frame, including installing frame (21), the equal equidistance fixed mounting of inner wall of the both sides of installing frame (21) has fixed telescopic link (22) that quantity is 3, and splint (23) are installed to the one end joint that installing frame (21) inner wall was kept away from in fixed telescopic link (22), and splint (23) are 'concave' font.

4. The multifunctional synchronous shifting welding mechanical arm system according to claim 1, characterized in that: sleeve shaft (2) rotate with loose axle (3) and are connected, and the quantity of grudging post (5) is two, and lift groove (51) have all been seted up to one side that two grudging posts (5) are relative, and the equal fixed mounting in both sides of elevator (6) has the drive plate that extends to lift groove (51) inside, and elevator (6) pass through drive plate and grudging post (5) sliding connection.

5. The multifunctional synchronous shifting welding mechanical arm system according to claim 1, characterized in that: the connecting arm (7) is rotatably connected with the large arm (8), the large arm (8) is rotatably connected with the middle arm (9), the middle arm (9) is rotatably connected with the small arm (10), the small arm (10) is rotatably connected with the rotating ring (14), and driving pieces are arranged at the connecting parts of the large arm (8), the middle arm (9) and the small arm (10).

6. The multifunctional synchronous shifting welding mechanical arm system according to claim 1, characterized in that: the functional motor (11) is located at the tail end of the small arm (10), the butt joint plate (12) is in threaded connection with the hexagonal sleeve (13) through a bolt, and a hexagonal groove is formed in one side, far away from the butt joint plate (12), of the hexagonal sleeve (13).

7. The multifunctional synchronous shifting welding mechanical arm system according to claim 1, characterized in that: the rotating ring (14) is positioned between the functional motor (11) and the middle arm (9), one side, far away from the rotating ring (14), of the welding gun (15) is fixedly provided with a welding rod clamping barrel (16), and the surface of the welding gun (15) is fixedly provided with an electric welding cable.

8. The multifunctional synchronous shifting welding mechanical arm system according to claim 7, wherein: the avris of forearm (10) and big arm (8) all fix the man and are equipped with the cable link that is used for hanging electric welding cable usefulness, and the avris fixed mounting of grudging post (5) has the electric welding with cable link fixed connection.

9. The multifunctional synchronous shifting welding mechanical arm system according to claim 2, characterized in that: the top of the bottom plate (1) is fixedly provided with a control cabinet (24) on the right side of the displacement seat (19), a heat dissipation window is fixedly arranged on the surface of the control cabinet (24), and an intelligent control system is integrated in the control cabinet (24).