Positioning and welding device for processing container door lock hand lever

Abstract

The application discloses a positioning and welding device for container door lock handlebar machining, and relates to the technical field of welding equipment.In the process of welding the reinforcing plate of the handlebar, if the fixed position of the handlebar is offset and inclined, the worker will make mistakes in fixing the reinforcing plate and in making the reinforcing plate adhere to the handlebar, thereby affecting the normal use of the handlebar.The positioning and welding device for container door lock handlebar machining is characterized in that the pressing block and the positioning block are matched, the inclined surface at the bottom of the pressing block contacts the two ends of the top of the handlebar, and the positioning groove gradually decreases in width from top to bottom, so that the top of the handlebar is vertically upward and the axis center position of the handlebar corresponds to the center position of the positioning block in the process of fixing the handlebar, thereby avoiding the offset of the center position of the handlebar from the fixed center when the handlebar is fixed, the position offset of the reinforcing plate and the handlebar, the influence of the handlebar on the locking of the container door when the handlebar is used, and the normal use of the handlebar.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of welding equipment, in particular to a positioning welding device for container door lock handlebar machining. BACKGROUND

[0002] The container door lock handlebar is a component for operating the container door lock, usually installed on one side of the container door, generally composed of a steel pipe, a handle, a retaining ring and a lock head, the handle is usually located in the middle position of the handlebar for the convenience of the operator to hold and exert force, the retaining ring is used to limit the rotation range of the handlebar to ensure its operation within the correct angle, and the lock head is installed at both ends of the handlebar to cooperate with the lock seat on the container door frame to realize the locking and unlocking of the container door. Generally, the processing technology of the container door lock handlebar mainly includes the following steps: raw material preparation, forging, machining, surface treatment, etc. Among them, the handlebar is provided with a curved section for the convenience of workers, and a reinforcing plate is usually welded on the curved section to reinforce the pressure range of the curved section.

[0003] When welding the reinforcing plate of the handlebar, if the fixed position of the handlebar is offset and inclined, the worker will make mistakes when fixing the reinforcing plate and making the reinforcing plate fit with the handlebar, which will affect the normal use of the handlebar. SUMMARY

[0004] To achieve the above purpose, the present application is realized by the following technical scheme:

[0005] A positioning welding device for container door lock handlebar machining, comprising:

[0006] A frame body, a first air cylinder is fixedly installed on the top of the frame body, and the output end of the first air cylinder penetrates through the frame body and extends into its interior;

[0007] A displacement mechanism is installed in the interior of the frame body, and a connecting plate is installed on the top of the displacement mechanism;

[0008] A pressing mechanism is installed at the center position on the top of the connecting plate;

[0009] A welding gun mechanism is fixedly connected with the output end of the first air cylinder at the top thereof;

[0010] The top of the connecting plate is fixedly provided with positioning blocks on both sides, the top of the positioning block is provided with a positioning slot, the width of the positioning slot gradually decreases from top to bottom, and the top of the positioning block is fixedly provided with a second cylinder, the output end of the second cylinder penetrates the positioning block and extends into the inside, and the output end of the second cylinder is fixedly provided with a pressing block.

[0011] Preferably, the displacement mechanism comprises a sliding groove plate and a third cylinder, the sliding groove plate is installed in the inside of the frame body, the bottom of the sliding groove plate is fixedly provided with bottom blocks on both sides, the third cylinder is fixedly installed in the inside of the frame body, the output end of the third cylinder is fixedly connected with the outside of the bottom block, the center position of the top of the sliding groove plate is provided with a sliding groove, the sliding groove of the sliding groove plate is slidably matched with the outside of the sliding block, both sides of the sliding groove plate are rotatably provided with side sliding columns, the side sliding columns are in contact with the frame body, and the displacement of the clamping plate is guided by the sliding rail, so that the moving direction is guided while the resistance during movement is reduced, the moving direction is prevented from deviating, the welding position and the welding distance of the welding gun are prevented from fluctuating, virtual welding occurs when the welding distance is far, the welding effect is affected, the outside of the side sliding column is in contact with the inner wall of the frame body, the top of the sliding groove plate is fixedly provided with a fourth cylinder, the fourth cylinder is symmetrically installed along the axial center position of the sliding groove plate, the output end of the fourth cylinder is fixedly provided with a clamping plate, the bottom of the opposite surface of the clamping plate is fixedly connected with both ends of the connecting plate, the top of the sliding groove plate is fixedly provided with a sliding rail, the sliding rail is symmetrically installed along the axial center position of the sliding groove plate, the bottom of the clamping plate is provided with clamping grooves on both sides, and the clamping grooves of the clamping plate are slidably matched with the top of the sliding rail.

[0012] Preferably, the pressing mechanism comprises a fixed frame, the bottom of the fixed frame is fixedly connected with the center of the top of the connecting plate, the inner wall of the fixed frame is slidably installed with a top plate, the both sides of the bottom of the top plate are fixedly installed with elastic pads, the center of the top of the fixed frame is fixedly installed with a fifth cylinder, the output end of the fifth cylinder penetrates through the fixed frame and extends into the inside of the fixed frame, the output end of the fifth cylinder is fixedly installed with a fixed plate, the both sides of the bottom of the fixed plate are symmetrically installed with side clamping blocks, the opposite surfaces of the side clamping blocks are inclined surfaces, in the process of fixing the reinforcing plate, the top of the reinforcing plate is in contact with the inclined surfaces of the side clamping blocks, the position of the reinforcing plate is adjusted under the contact pressure while ensuring the fixing effect, the reinforcing plate is located at the center position of the bending position of the hand lever, the position deviation of the reinforcing plate is avoided, the welding position error is avoided, the opposite surface of the side clamping block is an inclined surface which is inclined outward from top to bottom, the outer side of the side clamping block is provided with a through groove, the through groove of the side clamping block is slidably installed with a pressing plate, the pressing plate is located between the side clamping blocks, the center position of the bottom of the pressing plate is provided with an arc groove, the pressing plate and the fixed plate are fixedly installed with elastic rings, the top of the pressing plate is first in contact with the reinforcing plate in the process of fixing the reinforcing plate, the elastic rings are compressed under the contact pressure in the process of continuing to move downward, the elastic rings are deformed, the pressing plate slides upward in the through groove of the side clamping block, the elastic force is generated by the deformation of the elastic rings, the reinforcing plate is pre-fixed while the contact position of the reinforcing plate and the hand lever is provided with the fitting pressure, the fitting pressure is ensured, the gap in the contact position is avoided, the virtual welding after welding is avoided, the both sides of the pressing plate are fixedly installed with horizontal plates.

[0013] Preferably, the welding gun mechanism comprises a support plate, the top of the support plate is fixedly connected with the output end of the first cylinder, the bottom of the support plate is fixedly installed with a supporting plate, the top of the supporting plate is fixedly installed with a motor, the output end of the motor penetrates through the supporting plate and extends to the bottom of the supporting plate, the bottom of the supporting plate is fixedly installed with a cylinder, the bottom of the cylinder is rotatably installed with a rotating disc, the center of the top of the rotating disc is fixedly connected with the output end of the motor, the bottom of the rotating disc is fixedly installed with a clamping groove rod, the clamping groove rod is provided with a clamping groove at the end away from the rotating disc, and the clamping groove of the clamping groove rod is fixedly installed with a welding gun.

[0014] The application provides a positioning and welding device for container door lock lever machining.

[0015] I. The positioning and welding device for processing the container door lock handle rod, through the cooperation of the pressing block and the positioning block, the slope at the bottom of the pressing block contacts the two ends of the top of the handle rod, and the characteristics of the gradually decreasing width from top to bottom of the positioning groove are used, so that the top of the handle rod is perpendicular upward during the fixing of the handle rod, and the center position of the axis of the handle rod corresponds to the center position of the positioning block, avoiding the offset of the center position of the handle rod during the fixing, which causes the position offset of the reinforcing plate and the handle rod, and affects the locking of the container door during the use of the handle rod, which causes the abnormal use of the handle rod.

[0016] II. The positioning and welding device for processing the container door lock handle rod, through the contact of the side slide column and the frame body, and the displacement guiding of the clamping plate by the slide rail, the moving direction is guided while the resistance during the moving is reduced, avoiding the offset of the moving direction, which causes the welding position and the welding distance of the welding gun to fluctuate, causing the virtual welding when the welding distance is far, and affecting the welding effect.

[0017] III. The positioning and welding device for processing the container door lock handle rod, through the slope of the opposite side clamping blocks, during the fixing of the reinforcing plate, the top of the reinforcing plate contacts the slope of the side clamping blocks, which adjusts the position of the reinforcing plate under the contact pressure, so that the reinforcing plate is at the center position of the bending part of the handle rod, avoiding the position offset of the reinforcing plate, which causes the welding position error.

[0018] IV. The positioning and welding device for processing the container door lock handle rod, through the contact of the pressing plate and the top of the reinforcing plate, and the compression of the elastic ring during the continuous downward movement, the elastic ring is deformed to generate elastic force, the pressing plate slides upward in the through slot of the side clamping block, the elastic force generated by the deformation of the elastic ring provides the fitting pressure for the contact position of the reinforcing plate and the handle rod during the pre-fixing of the reinforcing plate, which ensures the fitting pressure and avoids the gap in the contact position, causing the virtual welding after welding. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structure diagram of the positioning and welding device for processing the container door lock handle rod of the application;

[0020] Figure 2 It is a partial structure diagram of the positioning and welding device for processing the container door lock handle rod of the application;

[0021] Figure 3 It is a partial structure side view of the positioning and welding device for processing the container door lock handle rod of the application;

[0022] Figure 4 It is a structure bottom view of the displacement mechanism of the application;

[0023] Figure 5 It is a structure top view of the displacement mechanism of the application;

[0024] Figure 6 Structure diagram of the pressing mechanism of the present application;

[0025] Figure 7 Structure diagram of the pressing mechanism of the present application;

[0026] Figure 8 Structure diagram of the welding gun mechanism of the present application;

[0027] Figure 9 Structure diagram of the welding gun mechanism of the present application.

[0028] In the figure: 1, frame; 2, displacement mechanism; 3, first cylinder; 4, welding gun mechanism; 5, pressing mechanism; 6, positioning block; 7, connecting plate; 8, second cylinder; 9, pressing block; 10, sliding block; 21, sliding groove plate; 22, third cylinder; 23, bottom block; 24, side sliding column; 25, fourth cylinder; 26, clamping plate; 27, sliding rail; 41, support plate; 42, supporting plate; 43, motor; 44, welding gun; 45, cylinder; 46, rotating disc; 47, clamping groove rod; 51, fixed frame; 52, top plate; 53, elastic pad; 54, fixed plate; 55, fifth cylinder; 56, side clamping block; 57, pressing plate; 58, elastic ring; 59, cross plate. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0030] A first embodiment, as shown in the figure, the present application provides a technical scheme: Figures 1 to 5

[0031] A positioning and welding device for container door lock handlebar processing, comprising:

[0032] Frame 1, the top of the frame 1 is fixedly installed with a first cylinder 3, and the output end of the first cylinder 3 penetrates through the frame 1 and extends into the interior thereof;

[0033] Displacement mechanism 2, the displacement mechanism 2 is installed in the interior of the frame 1, and the top of the displacement mechanism 2 is installed with a connecting plate 7;

[0034] Pressing mechanism 5, the pressing mechanism 5 is installed at the center position on the top of the connecting plate 7;

[0035] Welding gun mechanism 4, the top of the welding gun mechanism 4 is fixedly connected with the output end of the first cylinder 3; ​

[0036] Positioning blocks 6 are fixedly installed on both sides of the top of the connecting plate 7. A positioning groove is opened on the top of the positioning block 6, and the width of the positioning groove gradually decreases from top to bottom. The worker puts the hand rod into the equipment so that the two ends of the hand rod are placed in the positioning grooves of the positioning block 6. Then the second cylinder 8 is started to drive the pressure block 9 to press down, and cooperate with the pressing mechanism 5 to move the pressure block 9 down to contact the two ends of the hand rod. The second cylinder 8 is fixedly installed on the top of the positioning block 6. The output end of the second cylinder 8 passes through the positioning block 6 and extends into the interior thereof, and The output ends of the second cylinders 8 are fixedly installed with pressure blocks 9. The inclined surface at the bottom of the pressure blocks 9 cooperates with the positioning groove of the positioning block 6. Due to the characteristic that the width of the positioning groove gradually decreases from top to bottom, when the hand lever gradually increases the contact pressure with the positioning block 6, the position of the hand lever is adjusted through the adaptation of the pressure block 9 and the positioning groove, so that the top of the hand lever is vertically upward and the hand lever is at the center position of the positioning block 6. The bottom of the pressure block 9 is a raised inclined surface at the center position, and a slider 10 is fixedly installed at the center position of the bottom of the connecting plate 7.

[0037] The second embodiment, based on the first embodiment, see Figures 6 to 7 As shown, the displacement mechanism 2 includes a slide plate 21 and a third cylinder 22. The slide plate 21 is installed inside the frame 1, and bottom blocks 23 are fixedly installed on both sides of the bottom of the slide plate 21. The third cylinder 22 is fixedly installed inside the frame 1, and the output end of the third cylinder 22 is fixedly connected to the outer side of the bottom block 23. The third cylinder 22 cooperates with the fourth cylinder 25 to drive the slide plate 21 to move longitudinally. The fourth cylinder 25 drives the connecting plate 7 through the clamping plate 26, so that the connecting plate 7 slides and adapts to the slide groove of the slide plate 21 through the slider 10, so that the connecting plate 7 moves laterally, so that the hand rod and the reinforcement plate move laterally and longitudinally synchronously, and cooperate with the welding gun mechanism 4 to perform welding processing. A slide groove is opened at the center position of the top of the slide plate 21, and the slide groove of the slide plate 21 is slidably adapted to the outer side of the slider 10. Side sliding columns 24 are rotatably installed on both sides of the slide plate 21, and the outer side of the side sliding column 24 contacts the inner wall of the frame 1.

[0038] The top of the sliding groove plate 21 is fixedly provided with a fourth cylinder 25, the fourth cylinder 25 is symmetrically arranged along the central position of the axis of the sliding groove plate 21, the output end of the fourth cylinder 25 is fixedly provided with a clamping plate 26, the bottom of the opposite surface of the clamping plate 26 is fixedly connected with the two ends of the connecting plate 7, in the process of the longitudinal movement of the sliding groove plate 21, the side sliding column 24 is in contact with the frame body 1, and the clamping plate 26 is in sliding fit with the slide rail 27 and the sliding block 10, so that the accuracy during movement is guaranteed, the top of the sliding groove plate 21 is fixedly provided with a slide rail 27, the slide rail 27 is symmetrically arranged along the central position of the axis of the sliding groove plate 21, the two sides of the bottom of the clamping plate 26 are provided with clamping grooves, and the clamping grooves of the clamping plate 26 are in sliding fit with the top of the slide rail 27.

[0039] In the third embodiment, on the basis of the first and second embodiments, referring to Figures 8 to 9 As shown in the figure, the pressing mechanism 5 comprises a fixed frame 51, the bottom of the fixed frame 51 is fixedly connected with the top of the connecting plate 7, the inner wall of the fixed frame 51 is slidably provided with a top plate 52, the two sides of the bottom of the top plate 52 are fixedly provided with elastic pads 53, the central position of the top of the fixed frame 51 is fixedly provided with a fifth cylinder 55, the output end of the fifth cylinder 55 penetrates through the fixed frame 51 and extends into the inside of the fixed frame 51, in the process of fixing the hand lever, the hand lever is placed on the top of the top plate 52, and the top plate 52 supports the hand lever under the support of the elastic pads 53, in the process of fixing the hand lever, the elastic deformation of the elastic pads 53 provides a buffer space for the downward movement of the hand lever, and assists the positioning during the fixing of the hand lever, after the hand lever is fixed, the worker places the reinforcing plate at the welding position of the curved portion of the hand lever, then drives the fixed plate 54 to move downward through the fifth cylinder 55, so that the fixed plate 54 drives the side clamping blocks 56 to move downward synchronously, the output end of the fifth cylinder 55 is fixedly provided with the fixed plate 54, the two sides of the bottom of the fixed plate 54 are symmetrically provided with the side clamping blocks 56, the opposite surfaces of the side clamping blocks 56 are inclined surfaces inclined outward from top to bottom, the outer sides of the side clamping blocks 56 are provided with through grooves, the through grooves of the side clamping blocks 56 are slidably provided with pressing plates 57, and the pressing plates 57 are located between the side clamping blocks 56, in the process of moving downward, the reinforcing plate is located between the side clamping blocks 56 through the cooperation between the side clamping blocks 56, and in the process of moving downward, the pressing plates 57 first contact the top of the reinforcing plate, the clamping grooves in the top of the reinforcing plate are in contact with the top of the reinforcing plate, and the reinforcing plate is pre-fixed, then the fixed plate 54 continues to move downward, and in the process of moving downward, the contact pressure deforms the elastic ring 58 through the pressing plates 57, so that the pressing plates 57 slide upward in the grooves of the side clamping blocks 56, the opposite surfaces of the side clamping blocks 56 are used for adjusting and positioning the position of the reinforcing plate when contacting the reinforcing plate, the central position of the bottom of the pressing plate 57 is provided with an arc groove, the pressing plate 57 and the fixed plate 54 are fixedly provided with the elastic ring 58, and the two sides of the pressing plate 57 are fixedly provided with horizontal plates 59.

[0040] The welding torch mechanism 4 comprises a support plate 41, the top of the support plate 41 is fixedly connected with the output end of the first cylinder 3, and the bottom of the support plate 41 is fixedly installed with a supporting plate 42, the top of the supporting plate 42 is fixedly installed with a motor 43, the support plate 41 is driven to move downward by the first cylinder 3, so that the welding torch mechanism 4 moves downward as a whole, so that the welding torch 44 reaches the same height as the welding position of the hand lever and the reinforcing plate, and cooperates with the displacement mechanism 2 to perform welding processing, the output end of the motor 43 penetrates through the supporting plate 42 and extends to the bottom of the supporting plate 42, the bottom of the supporting plate 42 is fixedly installed with a cylinder 45, the bottom of the cylinder 45 is rotatably installed with a rotating disc 46, the center position of the top of the rotating disc 46 is fixedly connected with the output end of the motor 43, in the process of welding, the rotating disc 46 is driven to rotate by the motor 43, and the welding torch 44 is driven to rotate by the clamping groove rod 47, so that the welding torch 44 changes the welding head angle, the bottom of the rotating disc 46 is fixedly installed with the clamping groove rod 47, the clamping groove rod 47 is provided with a clamping groove at the end away from the rotating disc 46, and the clamping groove rod 47 is fixedly installed with the welding torch 44 at the clamping groove.

[0041] In use, the worker inserts the door lock hand lever into the equipment, so that the bending position of the hand lever is located in the inside of the pressing mechanism 5, and the two ends of the hand lever are located in the positioning grooves of the positioning blocks 6, then the worker places the reinforcing plate to be welded at the bending position of the hand lever in the welding position, and presses the reinforcing plate by the pressing mechanism 5, so that the reinforcing plate is closely attached to the welding position of the hand lever, then the displacement mechanism 2 cooperates with the welding torch mechanism 4, the hand lever and the reinforcing plate are synchronously displaced by the displacement mechanism 2, the contact position of the welding torch mechanism 4 is changed, and the welding processing is completed.

[0042] When the hand lever is fixed, the worker places the hand lever into the equipment, so that the two ends of the hand lever are placed in the positioning grooves of the positioning blocks 6, then the second cylinder 8 is started, the pressing block 9 is driven downward by the second cylinder 8, cooperates with the pressing mechanism 5, and moves downward to contact the two ends of the hand lever, and the bottom of the pressing block 9 cooperates with the positioning grooves of the positioning blocks 6 through the inclined surface, so that the hand lever is adjusted in position through the cooperation of the pressing block 9 and the positioning grooves, the top of the hand lever is vertically upward, and the hand lever is located at the center position of the positioning blocks 6.

[0043] In the pressing mechanism 5, when the hand lever is fixed, the hand lever is placed on the top of the top plate 52, supported by the top plate 52 under the support of the elastic pad 53, and when the hand lever is fixed, the elastic deformation of the elastic pad 53 provides a buffer space for the downward movement of the hand lever, and assists the positioning of the hand lever when it is fixed. After the worker puts the reinforcing plate into the welding position of the hand lever bending, the fifth cylinder 55 drives the fixed plate 54 to move downward, so that the fixed plate 54 synchronously drives the side clamping block 56 to move downward. In the process of moving downward, the reinforcing plate is located between the side clamping blocks 56 by cooperation between the side clamping blocks 56, and in the process of moving downward, the pressing plate 57 first contacts the top of the reinforcing plate, and the reinforcing plate is pre-fixed by the contact between the top of the reinforcing plate and the clamping groove on the top of the reinforcing plate. Then the fixed plate 54 continues to move downward, and in the process of moving downward, the contact pressure deforms the elastic ring 58 by pressing the elastic ring 58, so that the pressing plate 57 slides upward in the groove of the side clamping block 56. The inclined surface on the opposite side of the side clamping block 56 adjusts and positions the position of the reinforcing plate when it contacts the reinforcing plate.

[0044] In the welding gun mechanism 4, the first cylinder 3 drives the support plate 41 to move downward, so that the welding gun mechanism 4 moves downward as a whole, and the welding gun 44 reaches the same height as the welding position of the hand lever and the reinforcing plate. Cooperate with the displacement mechanism 2 to perform welding processing, and at the same time in the process of welding, the motor 43 drives the rotating disc 46 to rotate under the limitation of the cylinder 45, and the clamping groove rod 47 drives the welding gun 44 to rotate, so that the welding gun 44 changes the welding head angle.

[0045] In the displacement mechanism 2, the third cylinder 22 cooperates with the fourth cylinder 25 to drive the sliding groove plate 21 to move longitudinally by the third cylinder 22, and the fourth cylinder 25 drives the connecting plate 7 by the clamping plate 26, so that the connecting plate 7 is slidably fitted by the sliding block 10 and the sliding groove of the sliding groove plate 21, so that the connecting plate 7 moves transversely, and the hand lever and the reinforcing plate move synchronously in the transverse and longitudinal directions. Cooperate with the welding gun mechanism 4 to perform welding processing, and at the same time in the process of longitudinal movement of the sliding groove plate 21, the side sliding column 24 is in contact with the frame 1, and rotates during movement to reduce friction resistance. At the same time, the clamping groove of the clamping plate 26 is slidably fitted with the sliding rail 27, and the sliding block 10 and the sliding groove plate 21 are slidably fitted to ensure the accuracy during movement.

[0046] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it should be taken in a descriptive sense and not a limiting sense.

[0047] While the embodiments of the application have been shown and described herein, it is to be understood that the application is not limited to these embodiments. Rather, many modifications, changes, substitutions, and alterations can be made to the embodiments of the application without departing from the spirit and scope of the application as defined by the appended claims and their equivalents.

Claims

1. A positioning and welding device for processing a hand lever of a container door lock, characterized in that, Include: The top of the frame (1) is fixedly installed with a first cylinder (3), and the output end of the first cylinder (3) penetrates the frame (1) and extends to the inside thereof; The displacement mechanism (2) is installed in the inside of the frame (1), and the top of the displacement mechanism (2) is installed with a connecting plate (7); The pressing mechanism (5) is installed at the center position of the top of the connecting plate (7); The top of the welding gun mechanism (4) is fixedly connected with the output end of the first cylinder (3); Both sides of the top of the connecting plate (7) are fixedly installed with a positioning block (6), the top of the positioning block (6) is provided with a positioning groove, the width of the positioning groove gradually decreases from top to bottom, and the top of the positioning block (6) is fixedly installed with a second cylinder (8), the output end of the second cylinder (8) penetrates the positioning block (6) and extends to the inside thereof, and the output end of the second cylinder (8) is fixedly installed with a pressing block (9), the bottom of the pressing block (9) is a center position convex inclined surface, and the bottom of the connecting plate (7) is fixedly installed with a sliding block (10) at the center position; The pressing mechanism (5) comprises a fixed frame (51), the bottom of the fixed frame (51) is fixedly connected with the center position of the top of the connecting plate (7), and the inner wall of the fixed frame (51) is slidably installed with a top plate (52), both sides of the bottom of the top plate (52) are fixedly installed with an elastic pad (53); The top of the fixed frame (51) is fixedly installed with a fifth cylinder (55), the output end of the fifth cylinder (55) penetrates the fixed frame (51) and extends to the inside thereof, and the output end of the fifth cylinder (55) is fixedly installed with a fixed plate (54), both sides of the bottom of the fixed plate (54) are symmetrically installed with a side clamping block (56); The opposite surface of the side clamping block (56) is an inclined surface inclined outward from top to bottom, the outer side of the side clamping block (56) is provided with a through groove, and the through groove of the side clamping block (56) is slidably installed with a pressing plate (57), the pressing plate (57) is located between the side clamping blocks (56), and the bottom of the pressing plate (57) is provided with an arc groove at the center position, the pressing plate (57) and the fixed plate (54) are fixedly installed with an elastic ring (58), and both sides of the pressing plate (57) are fixedly installed with a horizontal plate (59); The welding gun mechanism (4) comprises a supporting plate (41), the top of the supporting plate (41) is fixedly connected with the output end of the first cylinder (3), and the bottom of the supporting plate (41) is fixedly installed with a supporting plate (42), the top of the supporting plate (42) is fixedly installed with a motor (43), the output end of the motor (43) penetrates the supporting plate (42) and extends to the bottom thereof, the bottom of the supporting plate (42) is fixedly installed with a cylinder (45), and the bottom of the cylinder (45) is rotatably installed with a rotating disc (46); The center position of the top of the rotating disc (46) is fixedly connected with the output end of the motor (43), the bottom of the rotating disc (46) is fixedly installed with a clamping groove rod (47), one end of the clamping groove rod (47) away from the rotating disc (46) is provided with a clamping groove, and the clamping groove of the clamping groove rod (47) is fixedly installed with a welding gun (44).

2. A positioning and welding device for processing a hand lever of a container door lock according to claim 1, characterized in that: The displacement mechanism (2) comprises a sliding groove plate (21) and a third air cylinder (22), the sliding groove plate (21) is installed in the inside of the frame body (1), both sides of the bottom of the sliding groove plate (21) are fixedly installed with bottom blocks (23), the third air cylinder (22) is fixedly installed in the inside of the frame body (1), and the output end of the third air cylinder (22) is fixedly connected with the outside of the bottom block (23).

3. A positioning and welding device for processing a hand lever of a container door lock according to claim 2, characterized in that: The center position of the top of the sliding groove plate (21) is provided with a sliding groove, the sliding groove of the sliding groove plate (21) is in sliding fit with the outside of the sliding block (10), both sides of the sliding groove plate (21) are rotatably installed with side sliding columns (24), and the outside of the side sliding column (24) is in contact with the inner wall of the frame body (1).

4. A positioning and welding device for processing a hand lever of a container door lock according to claim 3, characterized in that: The top of the sliding groove plate (21) is fixedly installed with fourth air cylinders (25), the fourth air cylinders (25) are symmetrically installed along the axial center position of the sliding groove plate (21), the output end of the fourth air cylinder (25) is fixedly installed with clamping plates (26), and the bottom of the opposite surface of the clamping plate (26) is fixedly connected with both ends of the connecting plate (7).

5. A positioning and welding device for processing a hand lever of a container door lock according to claim 4, characterized in that: The top of the sliding groove plate (21) is fixedly installed with sliding rails (27), the sliding rails (27) are symmetrically installed along the axial center position of the sliding groove plate (21), both sides of the bottom of the clamping plate (26) are provided with clamping grooves, and the clamping groove of the clamping plate (26) is in sliding fit with the top of the sliding rail (27).

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