A ship saturation diving bell welding apparatus

Abstract

The present application relates to the field of welding facilities, especially to a kind of ship saturation diving bell welding equipment, including stand, the bottom of the stand is fixedly installed with stand, the end of the stand is symmetrically rotatably installed with two connecting shafts, the lower end of two The connecting shafts are coaxially embedded with reverse gear, two The reverse gears are engaged, the side of one of the reverse gears is engaged with the toothed plate, the toothed plate is provided with a pusher between the stand, the outer surface of two The connecting shafts are embedded with display stand, the opposite surface of two The display stands are symmetrically installed with two positioning plates, the front end of the stand is provided with lifting piece, the front end of the lifting piece is connected with shell, the inside of the shell is elastically installed with center rod.The welding quality is improved, and welding is facilitated, and after welding, welding gun and the like can be normally moved up and reset.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of welding facilities, in particular to a ship saturation diving bell welding device. BACKGROUND

[0002] The ship saturation diving bell is a bell-shaped pressure vessel for carrying people, and is an important part of the saturation diving system, which is specially used for deep and long-time diving operations. It can safely send divers to the designated depth underwater, and allows divers to stay in a high-pressure environment for a long time to complete complex underwater tasks.

[0003] During the processing of the diving bell, the conical bell body and the hemispherical bell cover of the diving bell are usually welded together by a welding device. However, the existing welding device has the problem that due to the special shape of the bell body and the bell cover, the two are prone to misalignment after positioning, which causes deviation in welding and seriously affects the welding quality. In addition, during the welding process, the bell body with a certain weight needs to be moved to the welding device for positioning and welding, which is quite cumbersome and causes inconvenience in welding. SUMMARY

[0004] The purpose of the present application is to solve the problems in the background art and provide a ship saturation diving bell welding device.

[0005] To achieve the above purpose, the technical scheme adopted by the present application is as follows: a ship saturation diving bell welding device, comprising a stand, a stand is fixedly installed at the bottom of the stand, two connecting shafts are symmetrically and rotatably installed at the ends of the stand, a reverse gear is coaxially embedded at the lower end of each of the two connecting shafts, the two reverse gears are meshed with each other, a toothed plate is meshed with the side surface of one of the reverse gears, a pusher is arranged between the toothed plate and the stand, an exhibition stand is embedded on the outer surface of each of the two connecting shafts, two positioning plates are symmetrically and obliquely installed on the opposite surfaces of each of the two exhibition stands, a lifting device is arranged at the front end of the stand, an outer shell is connected to the front end of the lifting device, a center rod is elastically installed in the inner part of the outer shell, the center rod penetrates out of the lower end of the outer shell, the positioning plates on the two exhibition stands are arranged in a ring array around the center rod, a positioning insert holder is fixedly installed at the lower end of the center rod, positioning lugs are extended from the front and rear ends of the positioning insert holder, a pin holder is arranged between the positioning insert holder and the outer shell, and a welding device is arranged on the outer surface of the outer shell.

[0006] Preferably, the pusher comprises a bearing frame fixedly installed on the side surface of the stand, the toothed plate is slidingly installed in the inner part of the bearing frame, a threaded column is rotatably installed at the end of the bearing frame, the toothed plate is screwed onto the outer surface of the threaded column, and a hand wheel is coaxially fixedly installed at the end of the threaded column.

[0007] Preferably, the inner top surface of the shell is fixedly provided with a pin ejecting spring, and the lower end of the pin ejecting spring is fixedly connected with the central rod.

[0008] Preferably, the lifting member comprises a threaded rod rotatably arranged at the middle part of the front end of the stand, both sides of the threaded rod are provided with guide rods fixedly connected with the stand, the outer surface of the threaded rod is screwed with a sliding table, the sliding table is slidably arranged on the outer surface of the guide rods, the front end of the stand is fixedly provided with a first servo motor, the output end of the first servo motor is fixedly connected with the threaded rod, and the front end of the sliding table is fixedly provided with a double bending frame, and the end of the double bending frame is fixedly connected with the shell.

[0009] Preferably, the welding member comprises a large gear coaxially rotatably arranged on the outer surface of the shell, the lower part of the large gear is fixedly provided with a gun holder, the end of the gun holder is fixedly provided with a welding gun, the side of the shell is provided with a second servo motor, the second servo motor is fixedly connected with the double bending frame, the output end of the second servo motor is coaxially embedded with a small gear, and the small gear is engaged with the large gear.

[0010] Preferably, the pin supporting member comprises a front bending frame fixedly arranged at the lower edge of the front end of the shell, the end of the front bending frame is rotatably provided with a pin pushing frame, the inner side of the positioning plug frame is provided with a cover pin, the end of the pin pushing frame is rotatably connected with the cover pin, the inner part of the cover pin is slidably provided with a guide pin prism, the guide pin prism penetrates out from the end of the cover pin, the end of the guide pin prism is fixedly provided with a column frame, and the end of the column frame is fixedly connected with the positioning plug frame.

[0011] Preferably, the rear end of the shell is fixedly provided with a rear bending frame, the end of the rear bending frame is rotatably provided with a rotating lock frame, the front end of the rotating lock frame is provided with an inclined lock table below, the end of the inclined lock table is fixedly connected with the central rod, and the inclined surface of the inclined lock table is parallel to the inclined surface at the front end of the rotating lock frame.

[0012] Preferably, the side of the rear bending frame is fixedly provided with an extending frame, the rear end of the extending frame is fixedly provided with a pushing frame spring, the end of the pushing frame spring is fixedly connected with the rear side of the rotating lock frame, the front end of the extending frame is fixedly provided with a positioning column, and the positioning column is on the front side of the rotating lock frame.

[0013] Compared with the prior art, the present application has the following beneficial effects:

[0014] 1、Push the trolley carrying the bell cover to the stand, then drive the center rod down by the sliding table, and insert the positioning insert into the outside of the lifting lug of the bell cover, at this time, the front and rear positioning ears are attached to the front and rear ends of the lifting lug of the bell cover to position, so that the center of the bell cover and the center rod are aligned, then the sliding table is raised, and in this process, the cover supporting pin is gradually inserted into the lifting hole of the bell cover, so that the bell cover is synchronously raised, then the trolley carrying the bell body is pushed to the stand, then the two reverse gears are driven to rotate towards each other by the moving toothed plate, and then the positioning plates on the two extension frames are driven to move towards each other to be attached to the four sides of the bell body, so that the center of the bell body and the center rod are aligned, and then the center of the bell cover and the center of the bell body are collinear, so that the subsequent bell cover and bell body will not be misaligned after being pressed together, thereby improving the welding quality, and the above operation process does not need to move the bell body to the welding equipment, effectively facilitating the welding.

[0015] 2、When the sliding table is lowered, the bell cover is placed on the bell body, and the sliding table will continue to be lowered, at this time, the center rod, the positioning insert and the like remain stationary under the support of the bell body, the shell slides on the surface of the center rod under the continuous lowering of the sliding table, and the pin withdrawing spring deforms, so as to drive the pin pushing frame to move by the lowered shell, so as to push the cover supporting pin, in this process, when the rotating lock frame on the shell passes through the inclined lock table, the front end of the rotating lock frame is pushed to rotate by the upper inclined surface of the inclined lock table, and the pushing frame spring deforms, when the cover supporting pin is pushed out of the lifting hole of the bell cover, the rotating lock frame just passes through the inclined lock table, and then the pushing frame spring pushes the rotating lock frame to reset to abut against the lower end of the inclined lock table, so as to lock the cover supporting pin pulled out of the lifting hole, thereby ensuring that the welding gun and the like can normally move up and reset after welding. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the ship saturation diving bell welding equipment of the present application;

[0017] Figure 2 It is a schematic view of the gun rack of the ship saturation diving bell welding equipment of the present application;

[0018] Figure 3 It is a schematic view of the extension frame of the ship saturation diving bell welding equipment of the present application;

[0019] Figure 4 It is a schematic view of the threaded column of the ship saturation diving bell welding equipment of the present application;

[0020] Figure 5 It is a schematic view of the center rod of the ship saturation diving bell welding equipment of the present application;

[0021] Figure 6 It is an internal view of the shell of the ship saturation diving bell welding equipment of the present application;

[0022] Figure 7This is a view of the use of a ship saturation diving bell welding device of the present invention;

[0023] Figure 8 This is a connection diagram of the center rod and bell cover of a ship saturation diving bell welding device according to the present invention.

[0024] In the figure: 1. Stand; 2. Guide rod; 3. Slide; 4. Servo motor No. 1; 5. Threaded rod; 6. Gun rack; 7. Welding gun; 8. Display rack; 9. Stand; 10. Housing; 11. Retraction spring; 12. Rear bending rack; 13. Center rod; 14. Front bending rack; 15. Push-pull rack; 16. Positioning bracket; 17. Extending rack; 18. Rotating lock rack; 19. Push-pull rack spring; 20. Positioning column; 21. Slant locking platform; 22. Positioning ear; 23. Cover pin; 24. Guide pin prism; 25. Column rack; 26. Tooth plate; 27. Carrying frame; 28. Threaded column; 29. ​​Handwheel; 30. Positioning plate; 31. Reverse gear; 32. Connecting shaft; 33. Double bending rack; 34. Servo motor No. 2; 35. Small gear; 36. Large gear; 37. Clock body; 38. Clock cover. DETAILED DESCRIPTION

[0025] The following description is intended to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are merely examples, and those skilled in the art may conceive of other obvious variations.

[0026] like Figures 1-8The ship saturation diving bell welding equipment shown includes a pedestal 1, the bottom of the pedestal 1 is fixedly installed with a stand 9, the end of the stand 9 is symmetrically and rotatably installed with two connecting shafts 32, the stand 9 serves to bear the connecting shafts 32, the lower ends of the two connecting shafts 32 are coaxially embedded with reverse gears 31, the two reverse gears 31 are engaged, the reverse gears 31 serve to allow the two display stands 8 to move towards each other, the side surface of one of the reverse gears 31 is engaged with a toothed plate 26, the toothed plate 26 is provided with a pusher between the stand 9, the outer surfaces of the two connecting shafts 32 are embedded with the display stands 8, the connecting shafts 32 serve to bear the display stands 8, the opposite surfaces of the two display stands 8 are symmetrically and obliquely installed with two positioning plates 30, the positioning plates 30 are obliquely arranged and can adapt to the surface slope of the bell body 37 for positioning, the front end of the pedestal 1 is provided with a lifting piece, the toothed plate 26 is used to drive the two reverse gears 31 to rotate towards each other, thereby driving the positioning plates 30 on the two display stands 8 to move towards each other to tightly attach around the bell body 37, so that the center of the bell body 37 is aligned with the center rod 13, thereby allowing the center of the bell cover 38 to be collinear with the center of the bell body 37, the front end of the lifting piece is connected with an outer shell 10, the inner surface of the outer shell 10 is elastically installed with the center rod 13, the outer shell 10 serves to bear the center rod 13, the center rod 13 penetrates out of the lower end of the outer shell 10, the positioning plates 30 on the two display stands 8 are arranged in a ring array around the center rod 13, so that the center of the bell body 37 is aligned with the center rod 13 after the positioning plates 30 position the bell body 37, the lower end of the center rod 13 is fixedly installed with a positioning insert 16, the front and rear ends of the positioning insert 16 are extended with positioning insert lugs 22, the positioning insert 16 and the positioning insert lugs 22 can be inserted into the lifting lugs of the bell cover 38 for positioning, so that the center of the bell cover 38 is aligned with the center rod 13, the positioning insert 16 is provided with a pin holder between the outer shell 10, and the outer surface of the outer shell 10 is provided with a welding piece.

[0027] The pusher includes a bearing frame 27 fixedly installed on the side surface of the stand 9, the toothed plate 26 is slidably installed in the inner surface of the bearing frame 27, the bearing frame 27 serves to guide the toothed plate 26 on one hand and can bear the threaded column 28 on the other hand, the end of the bearing frame 27 is rotatably installed with the threaded column 28, the toothed plate 26 is screwed on the outer surface of the threaded column 28, by rotating the threaded column 28, the toothed plate 26 can be slid in the bearing frame 27 for movement, the end of the threaded column 28 is coaxially and fixedly installed with a hand wheel 29, the hand wheel 29 serves to facilitate the rotation of the threaded column 28.

[0028] The inner top surface of the outer shell 10 is fixedly installed with a pin withdrawal spring 11, the pin withdrawal spring 11 serves to push the center rod 13, and the lower end of the pin withdrawal spring 11 is fixedly connected with the center rod 13.

[0029] The lifting member comprises a threaded rod 5 rotatably installed in the middle of the front end of the stand 1, guide rods 2 are arranged on both sides of the threaded rod 5, the guide rods 2 are fixed to the stand 1, a sliding table 3 is screwed on the outer surface of the threaded rod 5, the threaded rod 5 can drive the sliding table 3 to move up and down, the sliding table 3 is slidingly installed on the outer surface of the guide rod 2, the guide rod 2 plays a guiding role on the sliding table 3, a first servo motor 4 is fixedly installed at the upper edge of the front end of the stand 1, the output end of the first servo motor 4 is fixed to the threaded rod 5, the first servo motor 4 drives the threaded rod 5 to rotate, a double bending frame 33 is fixedly installed at the front end of the sliding table 3, the double bending frame 33 plays a role in fixing the outer shell 10, and the end of the double bending frame 33 is fixed to the outer shell 10.

[0030] The welding member comprises a large gear 36 coaxially rotatably installed on the outer surface of the outer shell 10, the lower part of the large gear 36 is fixedly installed with a gun holder 6, the end of the gun holder 6 is fixedly installed with a welding gun 7, the gun holder 6 plays a role in bearing the welding gun 7, the welding gun 7 is connected with an external welding machine to realize welding operation, since the welding gun 7 is used for welding and has been widely used, and thus it is not described in detail here, a second servo motor 34 is arranged on the side of the outer shell 10, the second servo motor 34 is fixed to the double bending frame 33, a small gear 35 is coaxially embedded in the output end of the second servo motor 34, the small gear 35 is engaged with the large gear 36, the second servo motor 34 drives the large gear 36 to slowly rotate through the small gear 35, thereby driving the welding gun 7 to slowly rotate, so as to weld the joint between the bell body 37 and the bell cover 38.

[0031] The pin supporting member comprises a front bending frame 14 fixedly installed at the lower edge of the front end of the outer shell 10, a push pin holder 15 is rotatably installed at the end of the front bending frame 14, the front bending frame 14 plays a role in connecting the push pin holder 15, a cover pin 23 is arranged on the inner side of the positioning insertion frame 16, the end of the push pin holder 15 is rotatably connected with the cover pin 23, the cover pin 23 can be inserted into the lifting hole of the bell cover 38, so that the bell cover 38 can be synchronously lifted when the subsequent sliding table 3 is lifted, a guide pin prism 24 is slidingly installed in the inside of the cover pin 23, the guide pin prism 24 penetrates out from the end of the cover pin 23, the guide pin prism 24 plays a role in guiding the cover pin 23, a column frame 25 is fixedly installed at the end of the guide pin prism 24, the end of the column frame 25 is fixed to the positioning insertion frame 16, and the column frame 25 plays a role in fixing the guide pin prism 24.

[0032] A rear bending frame 12 is fixedly installed at the lower edge of the rear end of the shell 10, and a rotary lock frame 18 is rotatably installed at the end of the rear bending frame 12. The rear bending frame 12 plays a role in supporting the rotary lock frame 18. A slanted locking platform 21 is provided below the front end of the rotary lock frame 18. The end of the slanted locking platform 21 is fixed to the center rod 13. The inclined surface of the slanted locking platform 21 is parallel to the inclined surface at the front end of the rotary lock frame 18, which can ensure that when the rotary lock frame 18 passes through the slanted locking platform 21, the front end of the rotary lock frame 18 can be pushed by the upper end inclined surface of the slanted locking platform 21 and rotate.

[0033] The side of the rear bending frame 12 is fixedly mounted with an extending frame 17, and the rear end of the extending frame 17 is fixedly mounted with a push frame spring 19. The extending frame 17 serves to fix the push frame spring 19 and the positioning column 20. The end of the push frame spring 19 is fixed to the rear side of the rotary lock frame 18. The push frame spring 19 serves to reset the rotary lock frame 18 after rotation. The front end of the extending frame 17 is fixedly mounted with a positioning column 20, which is pressed against the front side of the rotary lock frame 18. The positioning column 20 can position the reset rotary lock frame 18 so that the front end of the rotary lock frame 18 is aligned with the oblique locking platform 21.

[0034] When welding, the trolley carrying the bell cover 38 is pushed to the stand 1, then the sliding table 3 drives the center rod 13 to move down, the positioning plug-in frame 16 is inserted into the outside of the lifting lug of the bell cover 38, at this time the positioning plug-in lug 22 in front and back is attached to the front and back end of the lifting lug of the bell cover 38 to position, the center of the bell cover 38 is aligned with the center rod 13, then the sliding table 3 is raised, in the process, the cover pin 23 is gradually inserted into the lifting hole of the bell cover 38, so that the bell cover 38 can be lifted synchronously, then the trolley carrying the bell body 37 is pushed to the stand 1, then the moving toothed plate 26 drives the two opposite gears 31 to rotate towards each other, then the positioning plate 30 on the two extension frames 8 is moved towards each other to be attached to the four around the bell body 37, so that the center of the bell body 37 is aligned with the center rod 13, then the center of the bell cover 38 is collinear with the center of the bell body 37, then the sliding table 3 moves down to press the bell cover 38 on the bell body 37, after pressing, the sliding table 3 continues to move down, at this time the center rod 13, the positioning plug-in frame 16 and the like remain stationary supported by the bell body 37, the outer shell 10 slides on the surface of the center rod 13 under the continuous downward movement of the sliding table 3, the pin withdrawal spring 11 deforms, the outer shell 10 drives the push pin frame 15 to move to push the cover pin 23, in the process, when the outer shell 10 passes through the inclined locking table 21, the front end of the turn lock frame 18 is pushed by the upper inclined surface of the inclined locking table 21 to rotate, at the same time the push frame spring 19 deforms, when the cover pin 23 is pushed out of the lifting hole of the bell cover 38, the turn lock frame 18 just passes through the inclined locking table 21, then the push frame spring 19 pushes the turn lock frame 18 to reset to top the lower end of the inclined locking table 21 to lock the cover pin 23 pulled out of the lifting hole, at this time the welding gun 7 on the outer shell 10 just moves down to the joint of the bell body 37 and the bell cover 38, then the second servo motor 34 drives the large gear 36 to rotate slowly through the pinion 35, then the welding gun 7 rotates slowly to weld the joint of the bell body 37 and the bell cover 38, after welding, the sliding table 3 moves up to reset, then the bell body 37 and the bell cover 38 after welding can be pushed away, then the next trolley carrying the bell cover 38 is pushed to the stand 1, then the sliding table 3 drives the center rod 13 to move down, the positioning plug-in frame 16 is inserted into the outside of the lifting lug of the bell cover 38, at this time the positioning plug-in lug 22 in front and back is attached to the front and back end of the lifting lug of the bell cover 38 to position, the center of the bell cover 38 is aligned with the center rod 13, then the turn lock frame 18 is manually pushed to make the turn lock frame 18 separate from the lower end of the inclined locking table 21, then the sliding table 3 drives the outer shell 10 to move up, after the turn lock frame 18 passes through the inclined locking table 21, the turn lock frame 18 can be released, in the process, the positioning plug-in frame 16 is always pressed on the lifting lug of the bell cover 38 by the pin withdrawal spring 11, at the same time the outer shell 10 drives the push pin frame 15 to move to push the cover pin 23 to be inserted into the lifting hole of the bell cover 38, so that the bell cover 38 can be lifted synchronously, then the next trolley carrying the bell body 37 is pushed to the stand 1, and so on to weld the next bell body 37 and the bell cover 38.

[0035] The foregoing is considered as illustrative only of the principles of the application. Further, since numerous modifications and changes will readily occur to those skilled in the art, it is not desired to limit the application to the exact construction and practice described. Accordingly, all such variations and modifications are intended to be included within the scope of the application as defined in the following claims, along with the full scope of equivalents to which such claims are entitled.

Claims

1. A ship saturation diving bell welding device, comprising a stand (1), characterized in that: The bottom of the stand (1) is fixedly mounted with a stand (9), and the ends of the stand (9) are symmetrically mounted with two connecting shafts (32), and the lower ends of the two connecting shafts (32) are coaxially inlaid with reverse gears (31), and the two reverse gears (31) are meshed with each other, and the side of one of the reverse gears (31) is meshed with a tooth plate (26), and a pusher is provided between the tooth plate (26) and the stand (9), and the outer surfaces of the two connecting shafts (32) are inlaid with display racks (8), and the opposite surfaces of the two display racks (8) are obliquely and symmetrically mounted with two positioning plates (30), and the stand (1) is fixedly mounted with a stand (9), and the lower ends of the two connecting shafts (32) are coaxially inlaid with reverse gears (31), and the two reverse gears (31) are meshed with each other, and the side surface of one of the reverse gears (31) is meshed with a tooth plate (26), and a pusher is provided between the tooth plate (26) and the stand (9), and the outer surfaces of the two connecting shafts (32) are inlaid with display racks (8), and the opposite surfaces of the two display racks (8) are obliquely and symmetrically mounted with two positioning plates (30), and the stand (1) is fixedly mounted with a stand (9), and the lower ends of the two connecting shafts (32) are coaxially inlaid with reverse gears (31), and the two reverse gears (31) are meshed with each other, and the two reverse gears (31) are meshed with a tooth plate (26), and a pusher is provided between the tooth plate (26) and the stand (9), and the outer surfaces of the two connecting shafts (32) are inlaid with display racks (8), and the opposite surfaces of the two display racks (8) are obliquely and symmetrically mounted with two positioning plates (30), and the stand A lifting member is provided at the front end, and the front end of the lifting member is connected to the shell (10), and a center rod (13) is elastically installed inside the shell (10), and the center rod (13) passes through the lower end of the shell (10), and the positioning plates (30) on the two display racks (8) are arranged in a circular array with the center rod (13) as the center, and a positioning bracket (16) is fixedly installed at the lower end of the center rod (13), and positioning ears (22) are extended from the front and rear ends of the positioning bracket (16), and a pin support is provided between the positioning bracket (16) and the shell (10), and a welding member is provided on the outer surface of the shell (10); The pin support member includes a front bent frame (14) fixedly mounted at the front lower edge of the housing (10), a pin push frame (15) is rotatably mounted on the end of the front bent frame (14), a cover support pin (23) is provided on the inner side of the positioning insert frame (16), the end of the pin push frame (15) is rotatably connected to the cover support pin (23), a guide pin prism (24) is slidably mounted inside the cover support pin (23), the guide pin prism (24) passes through the end of the cover support pin (23), a column frame (25) is fixedly mounted on the end of the guide pin prism (24), and the end of the column frame (25) is fixed to the positioning insert frame (16); A rear bending frame (12) is fixedly mounted at the lower edge of the rear end of the housing (10), a rotary lock frame (18) is rotatably mounted at the end of the rear bending frame (12), an inclined locking platform (21) is provided below the front end of the rotary lock frame (18), the end of the inclined locking platform (21) is fixed to the center rod (13), and the inclined surface of the inclined locking platform (21) is parallel to the inclined surface at the front end of the rotary lock frame (18); A protruding frame (17) is fixedly mounted on the side of the rear bending frame (12), a pushing frame spring (19) is fixedly mounted on the rear end of the protruding frame (17), an end of the pushing frame spring (19) is fixed to the rear side of the rotary lock frame (18), a positioning column (20) is fixedly mounted on the front end of the protruding frame (17), and the positioning column (20) is pressed against the front side of the rotary lock frame (18).

2. A ship saturation diving bell welding device according to claim 1, characterized in that: The pushing member includes a supporting frame (27) fixedly mounted on the upper side of the stand (9), the tooth plate (26) is slidably mounted inside the supporting frame (27), a threaded column (28) is rotatably mounted on the end of the supporting frame (27), the tooth plate (26) is screwed onto the outer surface of the threaded column (28), and a hand wheel (29) is coaxially fixedly mounted on the end of the threaded column (28).

3. The ship saturation diving bell welding equipment according to claim 1, characterized in that: A pin-removing spring (11) is fixedly mounted on the inner top surface of the housing (10), and the lower end of the pin-removing spring (11) is fixed to the center rod (13).

4. The ship saturation diving bell welding equipment according to claim 1, characterized in that: The lifting member includes a threaded rod (5) rotatably mounted on the middle of the front end of the stand (1), guide rods (2) are provided on both sides of the threaded rod (5), the guide rods (2) are fixed to the stand (1), a slide (3) is screwed onto the outer surface of the threaded rod (5), and the slide (3) is slidably mounted on the outer surface of the guide rod (2), a servo motor (4) is fixedly mounted at the upper edge of the front end of the stand (1), the output end of the servo motor (4) is fixed to the threaded rod (5), a double bending frame (33) is fixedly mounted on the front end of the slide (3), and the end of the double bending frame (33) is fixed to the outer shell (10).

5. The ship saturation diving bell welding equipment according to claim 4, characterized in that: The welding part includes a large gear (36) coaxially mounted on the outer surface of the housing (10), a gun rack (6) is fixedly mounted on the lower part of the large gear (36), and a welding gun (7) is fixedly mounted on the end of the gun rack (6). A second servo motor (34) is provided on the side of the housing (10), the second servo motor (34) is fixed to the double bending frame (33), and a small gear (35) is coaxially embedded at the output end of the second servo motor (34), and the small gear (35) is meshed with the large gear (36).

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