An LNG cylinder automatic processing device

Abstract

The application discloses an LNG gas cylinder automatic processing device, comprising a baking mechanism, the baking mechanism comprises a jacking rotating assembly for rotating an inner cylinder and a fire spraying assembly arranged on one side of the outer part of the jacking rotating assembly and used for baking and drying different parts of the inner cylinder by adjusting the distance from the inner cylinder, a sleeving and overturning mechanism arranged on one side of the outer part of the baking mechanism and used for sleeving and overturning the inner cylinder and an outer cylinder into a horizontal or vertical state, and a polishing butt joint mechanism arranged on one side of the outer part of the sleeving and overturning mechanism and used for overturning and fixing the workpiece; the LNG gas cylinder automatic processing device dries and bakes the moisture on the inner cylinder through the baking mechanism, overturns and sleeves the inner cylinder and the outer cylinder through the sleeving and overturning mechanism, and completes polishing and grinding through the polishing butt joint mechanism, so that the problems that manual baking, sleeving and overturning and manual polishing and grinding by workers in the existing production process are time-consuming and laborious, are dangerous and have low efficiency are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of LNG cylinder production, in particular to an automatic processing device for LNG cylinder. BACKGROUND

[0002] LNG cylinder is short for liquefied natural gas cylinder, which is used to store liquefied natural gas. The main structure of LNG cylinder is double-layer vacuum structure, which is composed of inner container, outer container, interface valve, liquid level sensor and other parts. The inner container of LNG cylinder is used to store liquefied natural gas at low temperature (-162℃). The outer shell is mainly used to form a sandwich space with the inner container and is filled with thermal insulation material. The sandwich is pumped to high vacuum, thereby forming good thermal insulation effect.

[0003] In the existing production process, the fitting and overturning of the inner cylinder of LNG cylinder are manually operated in a single station. The outer cylinder is manually overturned to a vertical state, and then the inner cylinder is manually carried into the outer cylinder. This process is complicated, time-consuming and labor-intensive, which affects the production efficiency of LNG cylinder. The heating and welding operations are also manually completed. Workers need to hold heating equipment and welding equipment to work on the surface of the workpiece. Workers need to operate around the workpiece, which is time-consuming and labor-intensive, and has a high risk and low efficiency. SUMMARY

[0004] The purpose of the present application is to provide an automatic processing device for LNG cylinder, which can perform heating and drying through a heating mechanism, fit and overturn the workpiece through a fitting and overturning mechanism, and finally complete the processing of the inner cylinder and the outer cylinder of the workpiece through a polishing and docking mechanism cooperating with a welding robot.

[0005] To achieve the above purpose, the present application provides the following technical scheme: an automatic processing device for LNG cylinder, comprising a heating mechanism, the heating mechanism comprising a jacking and rotating assembly for rotating the inner cylinder and a spray assembly arranged on one side of the jacking and rotating assembly outside and adjustable distance from the inner cylinder for heating and drying different parts of the inner cylinder;

[0006] a fitting and overturning mechanism arranged on one side of the heating mechanism outside for fitting and overturning the inner cylinder and the outer cylinder into a horizontal or vertical state, and

[0007] a polishing and docking mechanism arranged on one side of the fitting and overturning mechanism outside for overturning and fixing the workpiece.

[0008] Preferably, the jacking and rotating assembly comprises:

[0009] a fixed support;

[0010] two side support rods arranged on the top of the fixed support;

[0011] A plurality of rotatable rollers are arranged between the two side rod members on the top of the fixed support, and each two rollers form a group and are arranged in parallel from one side to the other side of the top of the fixed support.

[0012] A vertical moving assembly is arranged in the fixed support, and the bottom and top of the vertical moving assembly are respectively arranged in a horizontal plate, and the middle part is composed of two intersecting rotatable rod members.

[0013] A first speed reducer is arranged in the fixed support, and the output end of the first speed reducer is fixedly connected with a gear, the gear is meshingly connected with a chain, the chain is connected with the intersecting rotatable rod members in the vertical moving assembly, and

[0014] A rotating wheel is fixedly connected to the top of the upper plate in the vertical moving assembly through a rod, the rotating wheel is perpendicular to the rotating direction of the rollers, and the rotating wheel moves up and down in the gap between the rollers.

[0015] Preferably, the flame spraying assembly comprises:

[0016] A fixed frame;

[0017] A coarse adjustment cylinder is arranged horizontally, and the fixed end of the coarse adjustment cylinder is fixed to the top of the fixed frame, and the output end of the coarse adjustment cylinder is located towards the lifting rotating assembly;

[0018] A first moving plate is arranged horizontally, and the first moving plate is slidingly connected to the top of the fixed frame through a slide rail;

[0019] A fine adjustment cylinder is arranged horizontally on the top of the first moving plate, and the arrangement direction of the fine adjustment cylinder is the same as that of the coarse adjustment cylinder;

[0020] A second moving plate is arranged horizontally, and the second moving plate is slidingly connected with the slide rail fixed to the top of the first moving plate, and the fixed end of the fine adjustment cylinder is fixed to the second moving plate, and

[0021] A segmented burner is arranged on the plate fixed to the output end of the fine adjustment cylinder.

[0022] Preferably, the sleeve fitting turnover mechanism comprises a support rotating assembly and a roller way assembly arranged at the bottom end of the support rotating assembly, and the support rotating assembly can move on the roller way assembly.

[0023] Preferably, the support rotating assembly comprises:

[0024] A support frame;

[0025] A trapezoidal screw is arranged on the support frame on the side opposite to the position of the gas cylinder, and the trapezoidal screw is parallel to the support frame.

[0026] A second speed reduction motor is arranged on the bottom of the moving block of the trapezoidal screw.

[0027] A disc is arranged on the support frame on the side opposite to the position of the trapezoidal screw.

[0028] A rotating shaft is fixedly connected to the disc on the side opposite to the position of the support frame.

[0029] A bearing seat is arranged on the rotating shaft on the side opposite to the position of the disc.

[0030] A bottom plate is fixedly connected to the bearing seat on the side opposite to the rotating shaft.

[0031] A plurality of pulleys are arranged on the side of the bottom plate facing the disc, and the plurality of pulleys are circularly distributed on the bottom plate and are slidingly connected to the disc.

[0032] A protruding rod is fixedly connected to the bottom plate on the side opposite to the position of the pulley, and the protruding rod is perpendicular to the bottom plate.

[0033] Preferably, the output end of the second speed reduction motor is fixedly connected with a gear, the gear is engaged with another gear, and the gear is fixedly connected to the disc through a rod.

[0034] Preferably, the roller assembly comprises:

[0035] A rectangular frame is rotatably connected to an oil cylinder, and the output end of the oil cylinder is rotatably connected to the bottom of the rectangular frame.

[0036] A roller section is arranged in the middle of the rectangular frame, and the roller section is composed of a plurality of uniformly arranged and rotatable rollers, and the rollers cover the inside of the rectangular frame.

[0037] Linear sliding rails are fixedly connected to the two sides of the rectangular frame.

[0038] Preferably, the polishing butt joint mechanism comprises a roller jacking conveying assembly and a side fixing assembly arranged on one side of the top of the roller jacking conveying assembly.

[0039] Preferably, the roller jacking conveying assembly comprises a frame body, a plurality of rotatable rollers are arranged in the middle of the top of the frame body in sequence, a motor is arranged in the inside of the frame body, a gear is fixedly connected to the output end of the motor, the gear is engaged with a chain and connected to an internal rotatable rod of the frame body, a rotating wheel is fixedly connected to the top end of the internal rod, and the rotating wheel is perpendicular to the roller.

[0040] Preferably, the side fixing assembly comprises:

[0041] A column support is perpendicular to the frame and fixedly connected to one side of the top of the frame. The column support is arranged in the same direction as the roller conveying direction.

[0042] Two cylinders are mounted perpendicularly to and fixedly connected to the column support on one side of the column support opposite the workpiece position. The output ends of the two cylinders pass through the column support.

[0043] Two connecting rods are fixedly connected to the output ends of two cylinders respectively. Two sliding rods are fixedly connected to the side of the two connecting rods facing the column bracket. The sliding rods pass through the column bracket and are slidably connected to the column bracket. Two fixed pulley assemblies are rotatably connected to the side of the two connecting rods opposite to the position of the sliding rods through bearings. Two pulleys are symmetrically arranged on the fixed pulley assembly.

[0044] As can be seen from the above technical solution, the present invention has the following beneficial effects:

[0045] This automated LNG cylinder processing device uses a heating mechanism to dry the moisture on the inner cylinder, a fitting and flipping mechanism to flip and fit the inner and outer cylinders, and a polishing and docking mechanism to complete the polishing and grinding. This solves the problems of the existing production process, where the fitting and flipping of the inner cylinder of the LNG cylinder are all done manually at a single station. The worker has to flip the outer cylinder to an upright position and then move the inner cylinder into the outer cylinder. This process is cumbersome, time-consuming and labor-intensive, and affects the production efficiency of LNG cylinders. The heating and welding operations are also done manually. Workers have to hold the heating and welding equipment and work on the surface of the workpiece. Workers have to walk around the workpiece to operate, which is time-consuming, labor-intensive, dangerous and inefficient. Attached Figure Description

[0046] Figure 1 This is a schematic diagram of the overall structure of the present invention from a certain angle;

[0047] Figure 2 This is another schematic diagram of the overall structure of the present invention;

[0048] Figure 3 This is a schematic diagram of the heating mechanism of the present invention;

[0049] Figure 4 This is a schematic diagram of the lifting and rotating assembly structure in the heating mechanism of the present invention;

[0050] Figure 5 This is a schematic diagram of the flame-spraying component structure in the heating mechanism of the present invention;

[0051] Figure 6 This is a schematic diagram of the fitting and flipping mechanism of the present invention;

[0052] Figure 7 Figure is a schematic view of a certain state of the sleeve fitting overturning mechanism during overturning;

[0053] Figure 8 Figure is a schematic view of a part of the support rotating assembly;

[0054] Figure 9 Figure is a schematic view of a part of the support rotating assembly;

[0055] Figure 10 Figure is a schematic view of a part of the sleeve fitting overturning mechanism; Figure 9 Figure is an enlarged view of A in Figure

[0056] Figure 11 Figure is a schematic view of a part of the sleeve fitting overturning mechanism;

[0057] Figure 12 Figure is a schematic view of the polishing butt joint mechanism and the welding robot;

[0058] Figure 13 Figure is a schematic view of the side fixing assembly.

[0059] In the figure: 1, baking mechanism; 11, jacking rotating assembly; 111, fixed support; 112, side help rod; 113, roller; 114, vertical moving assembly; 115, first speed reducer motor; 116, rotating wheel; 12, fire spraying assembly; 121, fixed frame; 122, coarse adjustment cylinder; 123, first moving plate; 124, fine adjustment cylinder; 125, second moving plate; 126, sectional burner; 2, sleeve fitting overturning mechanism; 21, support rotating assembly; 211, support frame; 212, trapezoidal screw rod; 213, second speed reducer motor; 214, disc; 215, rotating shaft; 216, bearing seat; 217, bottom plate; 218, pulley; 219, protruding rod; 22, roller assembly; 221, rectangular frame; 222, roller part; 223, linear slide rail; 3, polishing butt joint mechanism; 31, roller jacking conveying assembly; 32, side fixing assembly; 321, column support; 322, cylinder; 323, connecting rod; 324, fixed pulley assembly. DETAILED DESCRIPTION

[0060] 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 part of the embodiments of the present application, rather than all the embodiments. 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.

[0061] As Figure 1 and Figure 2As shown, an LNG cylinder automatic processing device, comprising a baking mechanism 1, a fitting and overturning mechanism 2 and a polishing butt joint mechanism 3, the baking mechanism 1 comprises a jacking and rotating assembly 11 and a fire spraying assembly 12, the fire spraying assembly 12 is arranged on one side outside the jacking and rotating assembly 11, the jacking and rotating assembly 11 is used to rotate the inner cylinder, the fire spraying assembly 12 can adjust the distance with the inner cylinder for baking and drying different parts of the inner cylinder, the fitting and overturning mechanism 2 is arranged on one side outside the baking mechanism 1, the fitting and overturning mechanism 2 is used to fit and overturn the inner cylinder and the outer cylinder into horizontal or vertical state, the polishing butt joint mechanism 3 is used for overturning and fixing the workpiece, cooperating with the polishing robot arranged on the side to polish and polish, the workpiece moves through the roller 113, the baking mechanism 1, the fitting and overturning mechanism 2 and the polishing butt joint mechanism 3 realize the process of baking and drying, automatic fitting and overturning and polishing and polishing the outer surface of the LNG cylinder during processing, instead of manual operation.

[0062] As shown in Figure 3 and Figure 4 As shown, the jacking and rotating assembly 11 comprises a fixed support 111, two side rod members 112, a plurality of rotatable rollers 113, a vertical moving assembly 114, a first speed reducer motor 115 and a rotating wheel 116, the side rod members 112 are arranged on the top of the fixed support 111, the rollers 113 are arranged between the two side rod members 112 on the top of the fixed support 111, every two rollers 113 form a group parallel to the side rod members 112 and arranged from one side to the other side on the top of the fixed support 111, the vertical moving assembly 114 is arranged inside the fixed support 111, the bottom and top of the vertical moving assembly 114 are both composed of horizontal plate members, the middle part is composed of two cross arranged rotatable rod members, the first speed reducer motor 115 is arranged inside the fixed support 111, the power supply of the first speed reducer motor 115 is electrically connected with the external power supply, the output end of the first speed reducer motor 115 is fixedly connected with a gear, the gear fixedly connected with the output end of the first speed reducer motor 115 is meshingly connected with a chain, the chain is connected with the cross arranged rotatable rod members in the vertical moving assembly 114, by starting the first speed reducer motor 115 and adjusting the different rotating directions of the output end of the first speed reducer motor 115, the vertical moving assembly 114 is realized to rise or fall in the vertical direction, the top of the upper plate member in the vertical moving assembly 114 is fixedly connected with a rod body, the top of the rod body is fixedly connected with the rotating wheel 116, the rotating direction of the rotating wheel 116 is perpendicular to that of the roller 113, the rotating wheel 116 moves up and down in the gap between the rollers 113 arranged in order.

[0063] In the embodiment, the vertical moving assembly 114 is controlled to move up and down in the vertical direction by starting the first deceleration motor 115 and controlling the different rotating directions of the first deceleration motor 115, wherein the rotating wheel 116 can rotate, the rotating wheel 116 in contact with the outer surface of the inner cylinder can drive the horizontally placed inner cylinder to rotate, so that the adjacent fire spraying assembly 12 can perform fire roasting and drying on each place of the outer surface of the inner cylinder.

[0064] As shown in Figure 3 , Figure 5 , the fire spraying assembly 12 comprises a fixed frame 121, a coarse adjustment cylinder 122, a first moving plate 123, a fine adjustment cylinder 124, a second moving plate 125 and a segmented burner 126, the coarse adjustment cylinder 122 is horizontally arranged, the fixed end of the coarse adjustment cylinder 122 is fixedly connected with the top of the fixed frame 121, the output end of the coarse adjustment cylinder 122 is vertically oriented towards the top lifting rotating assembly 11, the first moving plate 123 is horizontally arranged, the first moving plate 123 is slidably connected with the top of the fixed frame 121 through a slide rail, the fixed end of the fine adjustment cylinder 124 is fixedly connected with the upper surface of the second moving plate 125, the segmented burner 126 is arranged on the plate fixed at the output end of the fine adjustment cylinder 124, the segmented burner 126 can control the size and length of the fire spraying, so as to perform fire roasting and drying on the inner cylinder of the cleaning end material, and ensure sufficient drying.

[0065] As shown in Figure 6 , Figure 7 , Figure 8 , Figure 9 , Figure 10 and Figure 11As shown, the sleeve turnover mechanism 2 comprises a support rotating assembly 21 and a roller assembly 22, the roller assembly 22 is arranged at the bottom end of the support rotating assembly 21, the support rotating assembly 21 can move horizontally on the roller assembly 22, the support rotating assembly 21 comprises a support frame 211, a trapezoidal screw rod 212, a second speed reducer motor 213, a disc 214, a rotating shaft 215, a bearing seat 216, a bottom plate 217, a plurality of pulleys 218 and a protruding rod 219, the trapezoidal screw rod 212 is arranged on the side opposite to the gas cylinder position of the support frame 211, the trapezoidal screw rod 212 is parallel to the support frame 211, the second speed reducer motor 213 is arranged at the bottom of the moving block on the trapezoidal screw rod 212, the disc 214 is arranged on the side opposite to the trapezoidal screw rod 212 position of the support frame 211, the rotating shaft 215 is fixedly connected with the side opposite to the support frame 211 of the disc 214, the rotating shaft 215 is vertically arranged, the bearing seat 216 is arranged on the side opposite to the disc 214 of the rotating shaft 215, the bottom plate 217 is fixedly connected with the side opposite to the rotating shaft 215 of the bearing seat 216, the bottom plate 217 is vertically arranged, a plurality of the pulleys 218 are arranged on the side of the bottom plate 217 facing the disc 214, a plurality of the pulleys 218 are circularly distributed on the bottom plate 217 and are all in sliding connection with the disc 214, the protruding rod 219 is fixedly connected with the side opposite to the pulley 218 of the bottom plate 217, the protruding rod 219 is vertically arranged with the bottom plate 217, the output end of the second speed reducer motor 213 is fixedly connected with a gear, another gear is engaged with the gear, the gear is fixedly connected with the disc 214 through a rod, the roller assembly 22 comprises a rectangular frame 221, a roller part 222 and a straight line sliding rail 223, the roller part 222 is arranged in the middle of the rectangular frame 221, the rectangular frame 221 is rotatably connected with a oil cylinder 224, the output end of the oil cylinder 224 is rotatably connected with the bottom of the rectangular frame 221, the fixed end of the oil cylinder 224 is rotatably connected with the ground, the turnover of the rectangular frame 221 is realized through the extension or contraction of the oil cylinder 224, so as to realize the turnover of the workpiece, the roller part 222 is composed of a plurality of evenly arranged and rotatable rollers, the rollers cover the inside of the rectangular frame 221.

[0066] In the embodiment, the second reduction motor 213 is started and the rotating direction of the second reduction motor 213 can be adjusted, the output end of the second reduction motor 213 is connected with the gear through the meshing of the gear and the gear to realize the rotating direction of the disc 214, the trapezoidal screw 212 realizes the lifting of the second reduction motor 213 and the disc 214 to adapt to the workpieces of different sizes, the roller way part 222 in the roller way assembly 22 realizes the moving conveying of the workpieces, the disc 214 rotates, the pulley 218 rotates on the rotating shaft 215 through the setting of the rotating shaft 215 and the bearing seat 216 to realize the rotating of the convex rod 219, the convex rod 219 can be inserted into the gap in the outer cylinder to make the convex rod 219 and the gap embedded and fix the outer cylinder, the rotating of the convex rod 219 makes the convex rod 219 align with the gap in the outer cylinder, the outer cylinder moves through the roller way part 222 to make the gap in the outer cylinder embedded with the convex rod 219, then the oil cylinder at the bottom of the rectangular frame 221 is elongated, the oil cylinder drives the roller way assembly 22 and the supporting rotating assembly 21 to overturn to make the outer cylinder overturn from the horizontal state to the vertical state, then the inner cylinder is hoisted to the outer cylinder by the hoisting machine beside, after the assembly is completed, the oil cylinder is retracted to make the workpiece overturn through the overturning mechanism 2, the workpiece is adjusted from the vertical state to the horizontal state and enters the next process.

[0067] As Figure 12 and Figure 13As shown, the polishing butt joint mechanism 3 comprises a roller top lifting conveying assembly 31 and a side fixing assembly 32 arranged on one side of the top of the roller top lifting conveying assembly 31. The roller top lifting conveying assembly 31 comprises a frame, a plurality of rollers arranged in the middle of the top of the frame and rotatable in sequence, a motor arranged in the interior of the frame, a gear fixedly connected with the output end of the motor, a chain engaged with the gear and connected with a rotatable rod in the interior of the frame, and a rotating wheel fixedly connected with the top end of the rod in the interior. The side fixing assembly 32 comprises a column support 321, two cylinders 322, two connecting rods 323 and two fixed pulley assemblies 324. The column support 321 is arranged in the same direction as the conveying direction of the rollers, fixedly connected with one side of the top of the frame and perpendicular to the frame. The output ends of the two cylinders 322 penetrate through the column support 321, and the two cylinders 322 are fixedly connected with the column support 321 on the side opposite to the position of the workpiece and perpendicular to the column support 321. The output ends of each of the cylinders 322 penetrate through the column support 321, and the two cylinders 322 are parallel to each other. The two connecting rods 323 are fixedly connected with the output ends of the two cylinders 322, respectively. Two slide rods are fixedly connected with one side of the connecting rods 323 towards the column support 321, which serve to limit and stabilize. The slide rods penetrate through the column support 321 and are in sliding connection with the column support 321. Two fixed pulley assemblies 324 are rotatably connected with the column support 321 on the side opposite to the position of the slide rods through bearings, respectively. The fixed pulley assemblies 324 are symmetrically provided with two pulleys above and below, respectively. The fixed pulley assemblies 324 can rotate on the connecting rods 323 so that the pulleys better fit the surface of the outer cylinder to fix the outer cylinder.

[0068] In the embodiment, the workpiece conveyed by the previous process is conveyed to the roller top lifting conveying assembly 31. The cylinders 322 are started, the output ends of the cylinders 322 are elongated to drive the fixed pulley assemblies 324 to move forward to contact the outer surface of the outer cylinder to fix the outer cylinder so that it cannot shake. The polishing robot arranged on the side starts to work to polish the outer surface of the outer cylinder so that the workpiece meets the design requirements. When the remaining part of the workpiece needs to be polished, the cylinders 322 are controlled to shrink backward so that the workpiece is no longer fixed. Then, the roller top lifting conveying assembly 31 can drive the rotating wheel to rotate by starting the internal motor, cooperating with the gear and the chain, so as to rotate the workpiece. When the workpiece is rotated to the appropriate position, the cylinders 322 are adjusted to elongate to fix the workpiece. The polishing robot works to polish the part not polished. The workpiece is rotated by the roller top lifting conveying assembly 31, and the workpiece is fixed by the side fixing assembly 32 so that the entire surface of the workpiece is polished to make the LNG cylinder product have higher quality.

[0069] Work process: start the first reduction motor 115, and control the different rotating direction of the first reduction motor 115 to control the up and down movement of the vertical movement assembly 114 in the vertical direction, the rotating wheel 116 in contact with the outer surface of the inner cylinder can drive the horizontally placed inner cylinder to rotate, so that the adjacent fire group 12 can roast and dry every place of the outer surface of the inner cylinder, start the second reduction motor 213 to make the disc 214 rotate, the trapezoidal screw rod 212 works to realize the lifting of the second reduction motor 213 and the disc 214, so as to adapt to different sizes of workpieces, the roller way part 222 in the roller way assembly 22 realizes the movement and conveying of the workpiece, the disc 214 rotates, the rotation of the convex rod 219, the convex rod 219 inserts into the gap in the outer cylinder, the convex rod 219 and the gap are embedded and fixed to the outer cylinder, the oil cylinder at the bottom of the rectangular frame 221 is elongated, the oil cylinder drives the roller way assembly 22 and the supporting rotating assembly 21 to overturn, so that the outer cylinder is turned from the horizontal state to the vertical state, then the inner cylinder is hoisted into the outer cylinder by the hoisting machine beside, after assembly, the oil cylinder is retracted to turn the turnover mechanism 2 to turn the workpiece, the workpiece is adjusted from the vertical state to the horizontal state, and enters the next process, the workpiece is conveyed to the roller way jacking conveying assembly 31, the cylinder 322 is started, the output end of the cylinder 322 is elongated to drive the fixed pulley assembly 324 to move forward to contact the outer surface of the outer cylinder to fix the outer cylinder, the polishing robot beside starts to work to polish the outer surface of the outer cylinder, the cylinder 322 is controlled to retract, then the roller way jacking conveying assembly 31 can start the internal motor to rotate the rotating wheel through the gear and chain, so as to rotate the workpiece, when it is rotated to the appropriate position, the cylinder 322 is adjusted to elongate to fix the workpiece, the polishing robot works to polish the part without polishing, so that the whole surface of the workpiece is polished.

[0070] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automated processing device for LNG cylinders, characterized in that, include: The heating mechanism (1) includes a lifting and rotating assembly (11) for rotating the inner cylinder and a flame-spraying assembly (12) located on the outside of the lifting and rotating assembly (11) and adjustable at a distance from the inner cylinder for heating and drying different parts of the inner cylinder. A fitting and flipping mechanism (2) is provided on one side outside the heating mechanism (1) for fitting and flipping the inner and outer cylinders into a horizontal or vertical state, and A grinding and docking mechanism (3) is located on the outside of the fitting and flipping mechanism (2) for flipping and fixing the workpiece; The fitting and flipping mechanism (2) includes a supporting rotating assembly (21) and a roller assembly (22) located at the bottom end of the supporting rotating assembly (21). The supporting rotating assembly (21) can move on the roller assembly (22). The supporting rotation assembly (21) includes: Supporting framework (211); A trapezoidal lead screw (212) is provided on the side of the support frame (211) opposite to the position of the gas cylinder, and the position of the trapezoidal lead screw (212) is parallel to the support frame (211); The second geared motor (213) is located at the bottom of the moving block on the trapezoidal lead screw (212); A disc (214) is located on the support frame (211) on the side opposite to the position of the trapezoidal lead screw (212); A rotating shaft (215) is fixedly connected to the disk (214) on the side opposite to the position of the support frame (211); Bearing housing (216), which is located on the side of the rotating shaft (215) opposite to the position of the disk (214); A base plate (217) is fixedly connected to the bearing housing (216) on the side opposite to the rotating shaft (215); Multiple pulleys (218) are disposed on the base plate (217) facing the disk (214). The multiple pulleys (218) are circularly distributed on the base plate (217) and are all slidably connected to the disk (214). A protruding rod (219) is fixedly connected to the bottom plate (217) on the side opposite to the pulley (218), and the protruding rod (219) is perpendicular to the bottom plate (217); The grinding docking mechanism (3) includes a roller conveyor lifting assembly (31) and a side fixing assembly (32) located on one side of the top of the roller conveyor lifting assembly (31); the roller conveyor lifting assembly (31) includes a frame, with multiple rotatable rollers arranged sequentially in the middle of the top of the frame, a motor inside the frame, a gear fixed at the output end of the motor, the gear meshing with the chain and connecting with a rotatable rod inside the frame, and a rotating wheel fixed at the top of the rod inside the frame, the rotating wheel being perpendicular to the roller.

2. The LNG cylinder automated processing device according to claim 1, characterized in that: The lifting and rotating assembly (11) includes: Fixed bracket (111); Two side support members (112) are provided on the top of the fixed bracket (111); Multiple rotatable rollers (113) are arranged between two side members (112) at the top of the fixed bracket (111). The rollers (113) are arranged in pairs parallel to the side members (112) from one side of the top of the fixed bracket (111) to the other side. A vertical moving assembly (114) is located inside a fixed bracket (111). The bottom and top of the vertical moving assembly (114) are horizontally arranged plates, and the middle part is composed of two intersecting rotatable rods. A first geared motor (115) is housed inside a fixed bracket (111). A gear is fixedly connected to the output end of the first geared motor (115). The gear meshes with a chain. The chain is connected to rotatable rods that are intersected in the vertical moving assembly (114). A rotating wheel (116) is fixedly connected to the top of the upper plate in the vertical moving assembly (114) by a rod. The rotating wheel (116) rotates perpendicularly to the roller (113) and moves up and down in the gap of the roller (113).

3. The LNG cylinder automated processing device according to claim 1, characterized in that: The flamethrower assembly (12) includes: Fixed frame (121); A coarse adjustment cylinder (122) is arranged horizontally. The fixed end of the coarse adjustment cylinder (122) is fixed to the top of the fixed frame (121), and the output end of the coarse adjustment cylinder (122) faces the lifting and rotating assembly (11). The first movable plate (123) is arranged horizontally and is slidably connected to the top of the fixed frame (121) via a slide rail; Fine-tuning cylinder (124) is horizontally arranged on the top of the first moving plate (123), and the arrangement direction of fine-tuning cylinder (124) is the same as that of coarse-tuning cylinder (122). The second movable plate (125) is horizontally arranged and slidably connected to a slide rail fixed to the top of the first movable plate (123). The fixed end of the fine-tuning cylinder (124) is fixed to the second movable plate (125). A segmented burner (126) is mounted on a plate fixed to the output end of a fine-tuning cylinder (124).

4. The LNG cylinder automated processing device according to claim 1, characterized in that: The output end of the second geared motor (213) is fixedly connected to a gear, which meshes with another gear. The gear is fixedly connected to the disc (214) via a rod.

5. The LNG cylinder automated processing device according to claim 1, characterized in that: The roller conveyor assembly (22) includes: A rectangular frame (221) is rotatably connected to a hydraulic cylinder (224), the output end of which is rotatably connected to the bottom of the rectangular frame (221); A roller conveyor section (222) is located in the middle of a rectangular frame (221). The roller conveyor section (222) is composed of a plurality of evenly arranged and rotatable rollers, which fill the interior of the rectangular frame (221). Linear slide rail (223) is fixedly connected to both sides of rectangular frame (221).

6. The LNG cylinder automated processing device according to claim 1, characterized in that: The side fixing assembly (32) includes: The column support (321) is perpendicular to the frame and fixedly connected to one side of the top of the frame. The column support (321) is arranged in the same direction as the roller conveying direction. Two cylinders (322) are perpendicular to and fixedly connected to the column bracket (321) on one side of the column bracket (321) opposite to the workpiece position. The output ends of the two cylinders (322) pass through the column bracket (321). Two connecting rods (323) are fixedly connected to the output ends of two cylinders (322), respectively. Two sliding rods are fixedly connected to the side of the two connecting rods (323) facing the column bracket (321). The sliding rods pass through the column bracket (321) and are slidably connected to the column bracket (321). Two fixed pulley assemblies (324) are rotatably connected to the side of the two connecting rods (323) opposite to the position of the sliding rods through bearings. Two pulleys are symmetrically arranged on the fixed pulley assembly (324).

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