Water pressure detection device for seamless gas cylinder

Abstract

The utility model provides a seamless gas cylinder water pressure detection device, which belongs to the technical field of gas cylinder water pressure detection and comprises a front support frame and a rear support frame, a first conveyor belt is arranged on the front support frame, a second conveyor belt is arranged on the rear support frame, and a turnover water pouring mechanism is arranged between the first conveyor belt and the second conveyor belt. A cleaning mechanism and a drying mechanism are sequentially arranged on one side of the first conveying belt in the conveying direction of the first conveying belt, a first gas cylinder taking and placing mechanism is arranged above the cleaning mechanism, a second gas cylinder taking and placing mechanism is arranged above the overturning water pouring mechanism, a water filling and pressurizing mechanism is arranged in front of the overturning water pouring mechanism, and the water filling and pressurizing mechanism is electrically connected with a control system. A detection mechanism is arranged behind the overturning water pouring mechanism and electrically connected with the control system. The water pressure detection device is high in detection efficiency, defects of the bottle bottom can be found conveniently, and meanwhile the labor intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas cylinder water pressure detection technical field, concretely relates to a seamless gas cylinder water pressure detection device. BACKGROUND

[0002] The gas cylinder is a kind of high-pressure container for storing and transporting compressed gas or liquefied gas, is widely used in industry, medical treatment and daily life, and is usually made of high-strength, corrosion-resistant metal material, is designed into various specifications and shapes according to different application requirements, including seamless steel cylinder, welded steel cylinder and the like, and each type of gas cylinder has its specific application range.

[0003] Ethylene, oxygen, carbon dioxide and other gases are stored in seamless gas cylinders, in order to ensure safety, these seamless gas cylinders need to be pressure tested after production, and still need to be pressure tested after being used for three years, to verify the pressure resistance of the seamless gas cylinder, so that it can continue to be used under safe conditions. And the seamless gas cylinder is generally large in size and heavy, and currently, the staff manually transfer the seamless gas cylinder to the detection equipment for detection, which not only consumes manpower and time, but also leads to low detection efficiency, and the seamless gas cylinder is generally detected in a standing state, and the defects and vulnerabilities at the bottom of the bottle bottom are not easy to check.

[0004] Therefore, we propose a seamless gas cylinder water pressure detection device. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a seamless gas cylinder water pressure detection device to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] The utility model provides a seamless gas cylinder water pressure detection device, which comprises a front support frame and a rear support frame, a first conveying belt is arranged on the front support frame, the input end of the first conveying belt is inclined and extends to the ground, a second conveying belt is arranged on the rear support frame, the output end of the second conveying belt is inclined and extends to the ground, and the first conveying belt and the second conveying belt have the same transmission direction.

[0008] A turnover water pouring mechanism is arranged between the first conveying belt and the second conveying belt, a cleaning mechanism and a drying mechanism are sequentially arranged on one side of the first conveying belt along the conveying direction, a first cylinder taking and placing mechanism for moving the seamless gas cylinder is arranged above the cleaning mechanism, and the cleaning mechanism is located in the working area of the first cylinder taking and placing mechanism.

[0009] The upper part of the turnover water pouring mechanism is provided with a second gas cylinder taking and placing mechanism for moving the seamless gas cylinder, the output end of the first conveying belt, the input end of the second conveying belt and the turnover water pouring mechanism are all located in the working area of the second gas cylinder taking and placing mechanism, the front part of the turnover water pouring mechanism is provided with a water filling and pressurizing mechanism for pressurizing the seamless gas cylinder, the water filling and pressurizing mechanism is electrically connected with a control system, and the rear part of the turnover water pouring mechanism is provided with a detection mechanism which is electrically connected with the control system.

[0010] Further, the turnover water pouring mechanism comprises a turnover support, the turnover support is provided with a turnover driving motor, the output end of the turnover driving motor is connected with a driving synchronous pulley, a synchronous belt is sleeved on the driving synchronous pulley, one end of the synchronous belt away from the driving synchronous pulley is sleeved with a driven synchronous pulley, the driven synchronous pulley is fixedly connected with a turnover shaft, the turnover shaft is rotationally arranged on the turnover support, the turnover shaft is fixedly connected with a gas cylinder placing table, and the gas cylinder placing table is provided with a gas cylinder fixing belt for fixing the seamless gas cylinder.

[0011] Further, the cleaning mechanism comprises a cleaning pipe and a water collecting tank, the water inlet end of the cleaning pipe is connected with a water pump, the water outlet end of the cleaning pipe is connected with a spray head, the water collecting tank comprises an upper water collecting tank and a lower water collecting tank, the upper water collecting tank is arranged above the lower water collecting tank, the inner cavity of the upper water collecting tank is in communication with the inner cavity of the lower water collecting tank, the top end of the upper water collecting tank is provided with a water leakage partition plate capable of leaking water, and the bottom of the lower water collecting tank is provided with a drain pipe in communication with the inner cavity of the lower water collecting tank.

[0012] Further, the first gas cylinder taking and placing mechanism and the second gas cylinder taking and placing mechanism are the same in structure, the first linear rail of the first gas cylinder taking and placing mechanism is arranged along the vertical direction of the driving direction of the first conveying belt, and the first linear rail of the second gas cylinder taking and placing mechanism is arranged along the parallel direction of the driving direction of the first conveying belt, the first gas cylinder taking and placing mechanism comprises a first support frame, the top of the first support frame is provided with a first linear rail, a first sliding block is slidingly arranged on the first linear rail, a sliding seat fixedly connected with the first sliding block is arranged on the first sliding block, and a gripper assembly is arranged on the sliding seat through a lifting assembly.

[0013] The top end of the first support frame is provided with a first driving motor, the output end of the first driving motor is connected with a first lead screw, one end of the first lead screw away from the first driving motor is rotationally installed on the first support frame through a bearing seat, the first lead screw penetrates through the sliding seat, the sliding seat is fixedly provided with a first lead screw nut matched with the first lead screw, and the first lead screw is threadedly connected with the first lead screw nut.

[0014] Further, the lifting assembly comprises a lifting assembly support, a second wire rail arranged in a vertical direction is arranged on the lifting assembly support, a second sliding block is slidably arranged on the second wire rail, a support fixedly connected with the second sliding block is arranged on the second sliding block, a connecting arm connected with the gripper assembly is fixedly arranged on the support;

[0015] One end of the lifting assembly support is provided with a lifting drive motor, the output end of the lifting drive motor is connected with a second lead screw, the second lead screw is rotatably installed on the lifting assembly support through a bearing seat at the end away from the lifting drive motor, the second lead screw penetrates through the support, a second lead screw nut matched with the second lead screw is fixedly arranged on the support, and the second lead screw is threadedly connected with the second lead screw nut.

[0016] Further, the gripper assembly comprises a plurality of four-bar linkage clamps, a first connecting shaft, a second connecting shaft, a third connecting shaft and a fourth connecting shaft are arranged between adjacent two four-bar linkage clamps, each four-bar linkage clamp comprises a first connecting rod, a second connecting rod, a first clamp and a second clamp, and the connecting arm is fixedly connected with the first connecting shaft;

[0017] The upper end of the first connecting rod and the upper end of the second connecting rod are respectively hingedly connected with the first connecting shaft, the lower end of the first connecting rod and the upper end of the first clamp are respectively hingedly connected with the second connecting shaft, the lower end of the second connecting rod and the upper end of the second clamp are respectively hingedly connected with the third connecting shaft, and the middle part of the first clamp and the middle part of the second clamp are respectively hingedly connected with the fourth connecting shaft;

[0018] A limiting piece is arranged between the first connecting shaft and the fourth connecting shaft, the upper end of the limiting piece is fixedly connected with the first connecting shaft, and the lower end of the limiting piece is provided with a limiting hole through which the fourth connecting shaft passes and moves in a vertical direction;

[0019] A gas cylinder is arranged between the second connecting shaft and the third connecting shaft, one end of the gas cylinder is connected with the second connecting shaft, the other end of the gas cylinder is connected with the third connecting shaft, and the gas cylinder drives the first clamp and the second clamp to open or close.

[0020] Further, the drying mechanism comprises a hot air machine, and the hot air machine is electrically connected with the control system.

[0021] Further, the water filling and pressurizing mechanism comprises a water tank and a booster water pump, the water inlet end of the booster water pump is communicated with the water tank, the water outlet end of the booster water pump is communicated with a water injection pipe, and the water injection pipe is communicated with a water injection connector at the end away from the booster water pump;

[0022] The water injection joint comprises a bottle plug for plugging the bottle mouth of the seamless gas cylinder, a pressurizing pipe and a pressure relief pipe are inserted into the bottle plug, the pressurizing pipe is communicated with the water injection pipe at the end away from the booster pump, a bottle plug sleeve capable of being screwed with the bottle mouth of the seamless gas cylinder is sleeved on the pressurizing pipe and the pressure relief pipe, when the bottle plug sleeve is screwed with the bottle mouth of the seamless gas cylinder, the bottle plug sleeve presses the bottle plug in the bottle mouth of the seamless gas cylinder, an adjusting valve is arranged on the pressurizing pipe, a pressure adjusting valve is arranged on the pressure relief pipe, and a pressure gauge is arranged on the pressure relief pipe between the pressure adjusting valve and the bottle plug.

[0023] Further, the detection mechanism includes a camera, the camera is electrically connected to an image processing system, the image processing system is electrically connected to a display, the image processing system is electrically connected to a control system, and the control system is electrically connected to the LED lamp.

[0024] Further, the outer surfaces of the first conveying belt and the second conveying belt are each provided with anti-skid grooves for placing the seamless gas cylinders.

[0025] Compared with the prior art, the seamless gas cylinder water pressure detection device has the following technical effects:

[0026] 1. In the utility model, the input end of the first conveying belt is obliquely arranged and extends to the ground, the output end of the second conveying belt is obliquely arranged and extends to the ground, and the staff only needs to push the seamless gas cylinder onto the first conveying belt, without manually carrying the seamless gas cylinder to the detection device, and when the water pressure detection of the seamless gas cylinder is completed, the staff also does not need to manually carry the seamless gas cylinder to the ground, and the second conveying belt carries the seamless gas cylinder to the ground, thereby reducing the labor intensity of the staff.

[0027] 2. In the utility model, the device adopts the horizontal placement of the seamless gas cylinder for water pressure detection, the detection mechanism can easily find defects and loopholes at the bottom of the seamless gas cylinder, improves the detection efficiency of the defects and loopholes at the bottom of the seamless gas cylinder, and simultaneously, the detection mechanism can simultaneously perform water pressure detection on multiple seamless gas cylinders, thereby improving the detection efficiency.

[0028] 3. In the utility model, the cleaning mechanism and the drying mechanism are arranged, for the seamless gas cylinder with impurities at the bottom or the seamless gas cylinder that has been used for many years, the bottom of the seamless gas cylinder is cleaned before water pressure detection, so as to remove the impurities at the bottom of the seamless gas cylinder and maintain cleanliness, and then the drying mechanism dries the bottom of the seamless gas cylinder, so as to ensure that the water pressure detection of the seamless gas cylinder is not affected and the detection accuracy of the detection mechanism is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a structural schematic view of the seamless gas cylinder water pressure detection device of the utility model embodiment;

[0030] Figure 2Another angle structure schematic view of the seamless gas cylinder water pressure detection device of the embodiment of the utility model;

[0031] Figure 3 Structure schematic view of the turnover water pouring mechanism of the embodiment of the utility model;

[0032] Figure 4 Schematic view of the connection of the turnover shaft and the gas cylinder placing table of the embodiment of the utility model;

[0033] Figure 5 Structure schematic view of the cleaning mechanism of the embodiment of the utility model;

[0034] Figure 6 Assembly schematic view of the sliding seat and the first line rail of the embodiment of the utility model;

[0035] Figure 7 Assembly schematic view of the sliding seat, the lifting assembly and the gripper assembly of the embodiment of the utility model;

[0036] Figure 8 Structure schematic view of the lifting assembly of the embodiment of the utility model;

[0037] Figure 9 Structure schematic view of the gripper assembly of the embodiment of the utility model;

[0038] Figure 10 Structure schematic view of the limiting piece of the embodiment of the utility model;

[0039] Figure 11 Structure schematic view of the water injection connector of the embodiment of the utility model;

[0040] Figure 12 Structure schematic view of the detection mechanism of the embodiment of the utility model.

[0041] Mark explanation: 1, front support frame; 2, first conveying belt; 3, rear support frame; 4, second conveying belt;

[0042] 5, cleaning mechanism; 51, cleaning pipe; 52, spray head; 53, water collecting tank; 531, upper water collecting tank; 532, lower water collecting tank; 54, water leakage partition plate; 55, drain pipe;

[0043] 6, first gas cylinder taking and placing mechanism; 61, first support frame; 62, first driving motor; 63, first screw rod; 64, first screw rod nut; 65, first wire rail; 66, first sliding block; 67, sliding seat; 68, lifting assembly; 681, lifting assembly support; 682, lifting driving motor; 683, second screw rod; 684, second wire rail; 685, second sliding block; 686, support; 687, connecting arm; 688, second screw rod nut; 69, gripper assembly; 691, first connecting shaft; 692, second connecting shaft; 693, third connecting shaft; 694, fourth connecting shaft; 695, first connecting rod; 696, second connecting rod; 697, first clamping jaw; 698, second clamping jaw; 699, limiting piece; 700, limiting hole; 701, cylinder;

[0044] 7, drying mechanism;

[0045] 8, overturning and pouring mechanism; 81, overturning support; 82, overturning driving motor; 83, driving synchronous pulley; 84, synchronous belt; 85, driven synchronous pulley; 86, overturning shaft; 87, gas cylinder placing table; 88, gas cylinder fixing belt;

[0046] 9, second gas cylinder taking and placing mechanism;

[0047] 10, water filling and pressurizing mechanism; 101, booster water pump; 102, water filling pipe; 1031, bottle plug; 1032, pressurizing pipe; 1033, pressure relief pipe; 1034, bottle plug sleeve; 1035, regulating valve; 1036, pressure regulating valve; 1037, pressure gauge;

[0048] 11, detection mechanism; 111, camera; 112, display;

[0049] 12, anti-skid groove; 13, LED lamp. DETAILED DESCRIPTION

[0050] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0051] Please refer to Figures 1 to 12The embodiment provides a seamless gas cylinder water pressure detection device, which comprises a front support frame 1 and a rear support frame 2, the front support frame 1 is provided with a first conveying belt 2, the input end of the first conveying belt 2 is obliquely arranged and extends to the ground, the rear support frame 3 is provided with a second conveying belt 4, the output end of the second conveying belt 4 is obliquely arranged and extends to the ground, and the driving directions of the first conveying belt 2 and the second conveying belt 4 are the same. The input end of the first conveying belt 2 and the output end of the second conveying belt 4 are obliquely arranged and extend to the ground, so that workers only need to push the seamless gas cylinder onto the first conveying belt 2, and do not need to manually carry the seamless gas cylinder to the detection device, and in addition, workers also do not need to carry the seamless gas cylinder to the ground after the water pressure detection of the seamless gas cylinder is completed, the second conveying belt 4 carries the seamless gas cylinder to the ground, and the labor intensity of workers is greatly reduced.

[0052] Specifically, a turnover and water pouring mechanism 8 is arranged between the first conveying belt 2 and the second conveying belt 4, a cleaning mechanism 5 and a drying mechanism 7 are sequentially arranged on one side of the first conveying belt 2 along the conveying direction of the first conveying belt 2, a first gas cylinder taking and placing mechanism 6 is slidably arranged above the cleaning mechanism 5, the first gas cylinder taking and placing mechanism 6 is used for moving the seamless gas cylinder, and the cleaning mechanism 5 is located in the working area of the first gas cylinder taking and placing mechanism 6. The drying mechanism 7 is located between the cleaning mechanism 5 and the turnover and water pouring mechanism 8, the drying mechanism 7 comprises a hot air blower, the hot air blower is electrically connected with a control system, the control system can accurately adjust the power, air speed and working temperature of the hot air blower, so as to ensure that the drying process is fast and uniform. By arranging the cleaning mechanism 5 and the drying mechanism 7, for the seamless gas cylinder with impurities on the bottom or the seamless gas cylinder that has been used for many years, the bottom of the seamless gas cylinder is cleaned before water pressure detection, so that the impurities on the bottom of the seamless gas cylinder are removed and the cleanliness of the bottom is maintained. After cleaning, the control system sends an instruction to adjust the working state of the hot air blower, controls the hot air blower to dry the bottom of the seamless gas cylinder, ensures that the subsequent water pressure detection of the seamless gas cylinder is not affected, and guarantees the detection precision of the detection mechanism.

[0053] Specifically, the upper part of the overturning and pouring mechanism 8 is provided with a second gas cylinder taking and placing mechanism 9, which is used to move the seamless gas cylinder. The output end of the first conveying belt 2, the input end of the second conveying belt 4 and the overturning and pouring mechanism 8 are all located in the working area of the second gas cylinder taking and placing mechanism 9. The front of the overturning and pouring mechanism 8 is provided with a water filling and pressurizing mechanism 10 for pressurizing and filling the seamless gas cylinder. The water filling and pressurizing mechanism 10 is electrically connected with the control system. The rear of the overturning and pouring mechanism 8 is provided with a detection mechanism 11 which is electrically connected with the control system. After the drying of the seamless gas cylinder is completed, the first conveying belt 2 will convey the horizontally placed seamless gas cylinder to the working area of the second gas cylinder taking and placing mechanism 9. At this time, the first conveying belt 2 stops rotating. The second gas cylinder taking and placing mechanism 9 will transport the seamless gas cylinder to the overturning and pouring mechanism 8. The staff will fix the seamless gas cylinder. Then the water filling and pressurizing mechanism 10 is used to pressurize the seamless gas cylinder. After the pressurization of the seamless gas cylinder is completed, the staff will judge whether the seamless gas cylinder is qualified by checking the detection results of the detection mechanism 11 and the value of the pressure gauge 1037. After the detection is completed, the water pressure in the seamless gas cylinder is adjusted to normal pressure. Then the remaining water in the bottle is discharged through the overturning and pouring mechanism 8. After that, the second gas cylinder taking and placing mechanism 9 will transport the seamless gas cylinder to the second conveying belt 4. The second conveying belt 4 will transport the seamless gas cylinder to the ground.

[0054] Specifically, the water pressure detection device adopts the horizontal placing mode of the seamless gas cylinder. Through the detection mechanism 11, the defects of the bottom of the seamless gas cylinder can be easily found. Compared with the water pressure detection of the seamless gas cylinder in the standing state, the detection efficiency of the defects of the bottom of the seamless gas cylinder is improved. In addition, the device can simultaneously detect the water pressure of multiple seamless gas cylinders, thereby improving the working efficiency of the detection.

[0055] Specifically, the overturning and pouring mechanism 8 comprises an overturning support 81 which can be made of metal material. The overturning support 81 is fixedly provided with an overturning drive motor 82, the output end of the overturning drive motor 82 is connected with a driving synchronous pulley 83, the driving synchronous pulley 83 is sleeved with a synchronous belt 84, the side of the synchronous belt 84 away from the driving synchronous pulley 83 is sleeved with a driven synchronous pulley 85, the driven synchronous pulley 85 is fixedly arranged on an overturning shaft 86, the overturning shaft 86 is rotatably arranged on the overturning support 81, the overturning shaft 86 is fixedly connected with a gas cylinder placing table 87, the gas cylinder placing table 87 is provided with a gas cylinder fixing belt 88, the gas cylinder fixing belt 88 is used for fixing the seamless gas cylinder, preventing the seamless gas cylinder from accidentally falling due to external force during the pressurizing process, avoiding the occurrence of accidents, and further facilitating the pouring of the remaining water in the bottle after the water pressure detection of the seamless gas cylinder is completed. When working, the second gas cylinder taking and placing mechanism 9 transports the seamless gas cylinder to the gas cylinder placing table 87, the work personnel fix the seamless gas cylinder by using the gas cylinder fixing belt 88, and then perform water pressure detection. After the detection is completed, the overturning drive motor 82 rotates to drive the driving synchronous pulley 83 to rotate, the driving synchronous pulley 83 drives the driven synchronous pulley 85 to rotate through the synchronous belt 84, and then the driven synchronous pulley 85 drives the overturning shaft 86 to rotate, and the overturning shaft 86 drives the gas cylinder placing table 87 to rotate, so that the seamless gas cylinder fixed by the gas cylinder placing table 87 is inverted, and the remaining water in the bottle is discharged.

[0056] Specifically, the cleaning mechanism 5 comprises a cleaning pipe 51 and a water collecting tank 53. The cleaning pipe 51 can be made of high-strength and corrosion-resistant material, which enhances the pressure-bearing capacity and wear resistance of the cleaning pipe 51, prolongs the service life, reduces the replacement frequency, and reduces the maintenance cost. The water inlet end of the cleaning pipe 51 is connected with a water pump, and the water outlet end of the cleaning pipe 51 is connected with a spray head 52. The water collecting tank 53 can also be made of high-strength and corrosion-resistant material to prolong the service life. The water collecting tank 53 comprises an upper water collecting tank 531 and a lower water collecting tank 532, the inner cavities of the upper water collecting tank 531 and the lower water collecting tank 532 are communicated, the top end of the upper water collecting tank 531 is provided with a water leakage partition plate 54 which can leak water, the bottom of the lower water collecting tank 532 is provided with a drain pipe 55 which communicates with the inner cavity of the lower water collecting tank 532, the drain pipe 55 is also made of high-strength and corrosion-resistant material, and the drain pipe 55 can discharge the water in the water collecting tank 53 by being connected with a drainage device. When working, the first conveying belt 2 conveys the seamless gas cylinder to the area where the cleaning mechanism 5 is located, the first gas cylinder taking and placing mechanism 6 clamps the seamless gas cylinder, and places the bottle bottom of the seamless gas cylinder in the working area of the cleaning mechanism 5. The spray head 52 sprays water to clean the bottle bottom of the seamless gas cylinder, removes the impurities on the bottle bottom of the seamless gas cylinder, keeps the cleanliness, and ensures the detection accuracy of the subsequent detection mechanism 11.

[0057] Specifically, the first line rail 65 of the first gas cylinder taking and placing mechanism 6 is arranged along the vertical direction of the driving direction of the first conveying belt 2, and the sliding seat 67 of the first gas cylinder taking and placing mechanism 6 drives the lifting assembly 68 and the gripper assembly 69 to reciprocate on the first line rail 65; the first line rail 65 of the second gas cylinder taking and placing mechanism 9 is arranged along the parallel direction of the driving direction of the first conveying belt 2, and the sliding seat 67 of the second gas cylinder taking and placing mechanism 9 drives the lifting assembly 68 and the gripper assembly 69 to reciprocate on the third line rail. The first gas cylinder taking and placing mechanism 6 and the second gas cylinder taking and placing mechanism 9 are the same in structure, except that the moving directions of the two are different, and the second gas cylinder taking and placing mechanism 9 will not be repeated here.

[0058] Specifically, the first gas cylinder taking and placing mechanism 6 includes a first support frame 61, the top of the first support frame 61 is provided with a first line rail 62, the first line rail 62 is provided with a first sliding block 66 moving along the length direction thereof, the first sliding block 66 is provided with a sliding seat 67 fixedly connected thereto, the side surface of the sliding seat 67 is provided with a lifting assembly 68 mounted through a screw, and the lifting assembly 68 is provided with a gripper assembly 69 mounted thereon. The top end of the first support frame 61 is further provided with a first driving motor 62, the output end of the first driving motor 62 is connected with a first lead screw 63, one end of the first lead screw 63 away from the first driving motor 62 is rotatably installed on the first support frame 61 through a bearing seat, the first lead screw 63 penetrates through the sliding seat 67, the sliding seat 67 is fixedly provided with a first lead screw nut 64 matched with the first lead screw 63, and the first lead screw 63 is threadedly connected with the first lead screw nut 64. In work, the first driving motor 62 drives the first lead screw 63 to rotate, the rotation of the first lead screw 63 drives the first lead screw nut 64 to move horizontally, and the first lead screw nut 64 drives the sliding seat 67, the lifting assembly 68 and the gripper assembly 69 to reciprocate on the first line rail 65.

[0059] Specifically, the lifting assembly 68 includes a lifting assembly support 681, the lifting assembly support 681 is provided with a second line rail 684 arranged along the vertical direction, the second line rail 684 is provided with a second sliding block 685 moving along the length direction thereof, the second sliding block 685 is provided with a support 686 fixedly connected thereto, and the support 686 is fixedly provided with a connecting arm 687 connected with the gripper assembly 69. One end of the lifting assembly support 681 is provided with a lifting driving motor 682, the output end of the lifting driving motor 682 is connected with a second lead screw 683, one end of the second lead screw 683 away from the lifting driving motor 682 is rotatably installed on the lifting assembly support 681 through a bearing seat, the second lead screw 683 penetrates through the support 686, the support 686 is provided with a second lead screw nut 688 matched with the second lead screw 683, and the second lead screw 683 is threadedly connected with the second lead screw nut 688. In work, the lifting driving motor 682 drives the second lead screw 683 to rotate, the rotation of the second lead screw 683 drives the second lead screw nut 688 to move horizontally, thereby driving the support 686 to move on the second line rail 684, and realizing the lifting function.

[0060] Specifically, the gripper assembly 69 includes several four-bar linkage clamps, and first, second, third and fourth connecting shafts 691, 692, 693 and 694 are arranged between adjacent two four-bar linkage clamps. The first connecting shaft 691 is assembled with the connecting arm 687 through a shaft hole, and the shaft end is fixed through a slotted nut. Each four-bar linkage clamp includes a first link 695, a second link 696, a first clamp 697 and a second clamp 698. The upper end of the first link 695 and the upper end of the second link 696 are respectively hinged to the first connecting shaft 691. The lower end of the first link 695 and the upper end of the first clamp 697 are respectively hinged to the second connecting shaft 692. The lower end of the second link 692 and the upper end of the second clamp 698 are respectively hinged to the third connecting shaft 693. The middle part of the first clamp 697 and the middle part of the second clamp 698 are respectively hinged to the fourth connecting shaft 694. A limiting piece 699 is arranged between the first connecting shaft 691 and the fourth connecting shaft 694. The upper end of the limiting piece 699 is sleeved on the first connecting shaft 691 and the limiting piece 699 is fixedly connected with the first connecting shaft 691. The lower end of the limiting piece 699 is provided with a limiting hole 700 through which the fourth connecting shaft 694 passes and moves in the vertical direction relative to the fourth connecting shaft 694. The limiting hole 700 can be a waist-shaped hole. The upper end of the limiting piece 699 is fixed vertically on the first connecting shaft 691 through a key, which can limit the swing of the limiting piece 699 around the first connecting shaft 691. The lower end has a waist-shaped hole, which can limit the fourth connecting shaft 694 to move vertically up and down in the waist-shaped hole, so as to ensure that the gripping center of the first clamp 697 and the second clamp 698 is always in the vertical direction, thereby reducing the shaking of the seamless cylinder during lifting and the impact on the mechanical structure.

[0061] Specifically, a pneumatic cylinder 701 is arranged between the second connecting shaft 692 and the third connecting shaft 693. One end of the pneumatic cylinder 701 is connected with the second connecting shaft 692, and the other end of the pneumatic cylinder 701 is connected with the third connecting shaft 693. The first clamp 697 and the second clamp 698 can be opened or closed under the action of the pneumatic cylinder 701, so as to realize the gripping and releasing of the seamless cylinder. When the pneumatic cylinder 701 is contracted, the first clamp 697 and the second clamp 698 are closed to realize the clamping of the seamless cylinder. The design of the clamps takes into account the factor of the weight of the seamless cylinder. Under the action of the gravity of the seamless cylinder, the first clamp 697 and the second clamp 698 can be actively closed to increase the holding force on the seamless cylinder and improve the safety of the gripper. When the pneumatic cylinder 701 is elongated, the first clamp 697 and the second clamp 698 are opened to realize the loosening of the seamless cylinder.

[0062] Specifically, when the clamps grip the seamless cylinder, multiple groups of clamps can act on the seamless cylinder at the same time. The spacing between adjacent clamps can be adjusted according to cylinders of different lengths and specifications, so as to improve the stability of gripping the seamless cylinder.

[0063] Specifically, the water filling and pressurizing mechanism 10 comprises a water tank and a booster water pump 101, the water inlet end of the booster water pump 101 is communicated with the water tank, the water outlet end of the booster water pump 101 is communicated with a water injection pipe 102, and the end of the water injection pipe 102 away from the booster water pump 101 is connected with a water injection joint. The water injection joint comprises a circular truncated cone-shaped bottle plug 1031, which is inserted into the bottle mouth of the seamless cylinder. The circular truncated cone-shaped bottle plug 1031 facilitates sealing of the bottle mouth, and the small end of the bottle plug 1031 faces the inside of the bottle mouth. The bottle plug 1031 is inserted with a pressurizing pipe 1032 and a pressure relief pipe 1033, and the pressurizing pipe 1032 and the pressure relief pipe 1033 are sleeved with a bottle plug sleeve 1034 which is screwed with the bottle mouth of the seamless cylinder. When the bottle plug sleeve 1034 is screwed with the bottle mouth of the seamless cylinder, the bottle plug sleeve 1034 can press the bottle plug 1031 tightly in the bottle mouth of the seamless cylinder, preventing the bottle plug 1031 from being pushed out of the bottle mouth when the seamless cylinder is pressurized. The pressurizing pipe 1032 is communicated with the end of the water injection pipe 102 away from the booster water pump 101, and the pressurizing pipe 1032 is provided with an adjusting valve 10358. The pressure relief pipe 1033 is provided with a pressure regulating valve 1036, and a pressure gauge 1037 is arranged on the pressure relief pipe 1033 between the pressure regulating valve 1036 and the bottle plug 1031. During operation, the bottle plug 1031 is inserted into the bottle mouth of the seamless cylinder, the bottle plug sleeve 1034 is screwed with the bottle mouth of the seamless cylinder, the bottle plug 1031 is pressed tightly in the bottle mouth, the limit value of the pressure regulating valve 1036 is adjusted, and then the booster water pump 101 is started to fill water into the seamless cylinder. When the pressure in the seamless cylinder exceeds the limit value of the pressure regulating valve 1036, the excess air and water in the seamless cylinder are discharged through the pressure regulating valve 1036. When there is no air in the cylinder, the booster water pump 101 is closed, and the detection mechanism 11 detects the bottom of the seamless cylinder during this period. The staff also regularly checks the value on the pressure gauge 8, and judges whether the cylinder is qualified according to the detection result of the detection mechanism 11 and the value of the pressure gauge 8. After detection, the pressure regulating valve 1036 is opened to adjust the water pressure in the seamless cylinder to normal pressure, the water injection joint is removed, and the remaining water in the seamless cylinder is poured out by the overturning and pouring mechanism 8.

[0064] Specifically, the detection mechanism 11 comprises a camera 111, the camera 111 is electrically connected with an image processing system, and the image processing system is electrically connected with a display 112. During the standing period of the seamless cylinder, the camera 111 takes a photo of the bottom of the seamless cylinder, and then transmits the photo to the image processing system. The image processing system finds the defects on the bottom of the photo, and finally displays the detection result on the display 112 for the staff to check. The image processing system is also electrically connected with a control system to facilitate the generation of a detection report. An LED lamp 13 is installed near the camera 111 through a support, which provides uniform light source for the camera 111 to take photos. The LED lamp 13 is also electrically connected with the control system, and the control system can control the opening and closing of the LED lamp 13.

[0065] Specifically, the outer surfaces of the first conveyor belt 2 and the second conveyor belt 4 are provided with anti-skid grooves 12 for placing the seamless gas cylinders, which can effectively prevent the seamless gas cylinders from falling due to sliding or rolling during the conveying process, thereby ensuring the safe and stable conveying of the seamless gas cylinders.

[0066] Specifically, the working principle of the utility model is as follows: the staff pushes the seamless gas cylinder onto the first conveyor belt 2, the first conveyor belt 2 conveys the seamless gas cylinder to the working area of the cleaning mechanism 5, the first gas cylinder taking and placing mechanism 6 clamps the seamless gas cylinder, and places the bottom part of the seamless gas cylinder in the working area of the cleaning mechanism 5; the cleaning mechanism 5 cleans the bottom of the seamless gas cylinder; after the cleaning is completed, the first gas cylinder taking and placing mechanism 6 clamps the seamless gas cylinder onto the first conveyor belt 2; the first conveyor belt 2 conveys the seamless gas cylinder to the area of the drying mechanism 7; the drying mechanism 7 dries the seamless gas cylinder; after the drying is completed, the first conveyor belt 2 conveys the seamless gas cylinder to the working area where the second gas cylinder taking and placing mechanism 9 is located; the first conveyor belt 2 stops rotating; the second gas cylinder taking and placing mechanism 9 clamps the seamless gas cylinder onto the gas cylinder placing table 87 of the overturning and water draining mechanism 8; the seamless gas cylinder is fixed by using the gas cylinder fixing belt 88; then the seamless gas cylinder is pressurized by using the water filling and pressurizing mechanism 10; after the pressurization of the seamless gas cylinder is completed, the seamless gas cylinder is left for a period of time; the staff judges whether the seamless gas cylinder is qualified by checking the detection result of the bottom and the value of the pressure gauge 1037; after the detection is completed, the water pressure in the seamless gas cylinder is adjusted to normal pressure; then the remaining water in the bottle is drained by using the overturning and water draining mechanism 8; then the second gas cylinder taking and placing mechanism 9 transports the seamless gas cylinder to the second conveyor belt 4; and the second conveyor belt 4 conveys the seamless gas cylinder to the ground.

[0067] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A seamless gas cylinder water pressure testing device, characterized in that, It includes a front support frame (1) and a rear support frame (3). The front support frame (1) is provided with a first conveyor belt (2). The input end of the first conveyor belt (2) is inclined and extends to the ground. The rear support frame (3) is provided with a second conveyor belt (4). The output end of the second conveyor belt (4) is inclined and extends to the ground. The first conveyor belt (2) and the second conveyor belt (4) have the same transmission direction. A water-pouring mechanism (8) is provided between the first conveyor belt (2) and the second conveyor belt (4). A cleaning mechanism (5) and a drying mechanism (7) are provided sequentially on one side of the first conveyor belt (2) along its conveying direction. A first gas cylinder picking and placing mechanism (6) for moving seamless gas cylinders is provided above the cleaning mechanism (5). The cleaning mechanism (5) is located in the working area of ​​the first gas cylinder picking and placing mechanism (6). Above the water-pouring mechanism (8) is a second gas cylinder pick-and-place mechanism (9) for moving seamless gas cylinders. The output end of the first conveyor belt (2), the input end of the second conveyor belt (4), and the water-pouring mechanism (8) are all located within the working area of ​​the second gas cylinder pick-and-place mechanism (9). In front of the water-pouring mechanism (8) is a water-filling and pressurizing mechanism (10) for pressurizing seamless gas cylinders. The water-filling and pressurizing mechanism (10) is electrically connected to a control system. Behind the water-pouring mechanism (8) is a detection mechanism (11). The detection mechanism (11) is electrically connected to the control system.

2. The seamless gas cylinder water pressure testing device according to claim 1, characterized in that, The water-pouring mechanism (8) includes a tilting bracket (81), on which a tilting drive motor (82) is provided. The output end of the tilting drive motor (82) is connected to an active synchronous pulley (83). A synchronous belt (84) is fitted on the active synchronous pulley (83). A driven synchronous pulley (85) is fitted on the end of the synchronous belt (84) away from the active synchronous pulley (83). A tilting shaft (86) is fixedly connected to the driven synchronous pulley (85). The tilting shaft (86) is rotatably mounted on the tilting bracket (81). A gas cylinder placement platform (87) is fixedly connected to the tilting shaft (86). A gas cylinder fixing strap (88) for fixing seamless gas cylinders is provided on the gas cylinder placement platform (87).

3. The seamless gas cylinder water pressure testing device according to claim 1, characterized in that, The cleaning mechanism (5) includes a cleaning pipe (51) and a water collection tank (53). The inlet end of the cleaning pipe (51) is connected to a water pump, and the outlet end of the cleaning pipe (51) is connected to a nozzle (52). The water collection tank (53) includes an upper water collection tank (531) and a lower water collection tank (532). The upper water collection tank (531) is located above the lower water collection tank (532). The inner cavity of the upper water collection tank (531) is connected to the inner cavity of the lower water collection tank (532). The top of the upper water collection tank (531) is provided with a water-leaking baffle (54) that allows water to pass through. The bottom of the lower water collection tank (532) is provided with a drain pipe (55) that connects to the inner cavity of the lower water collection tank (532).

4. The seamless gas cylinder water pressure testing device according to claim 1, characterized in that, The first gas cylinder picking and placing mechanism (6) and the second gas cylinder picking and placing mechanism (9) have the same structure. The first linear rail (65) of the first gas cylinder picking and placing mechanism (6) is arranged along the transmission direction perpendicular to the first conveyor belt (2). The first linear rail (65) of the second gas cylinder picking and placing mechanism (9) is arranged along the transmission direction parallel to the first conveyor belt (2). The first gas cylinder picking and placing mechanism (6) includes a first support frame (61). The top of the first support frame (61) is provided with a first linear rail (65). A first slider (66) is slidably provided on the first linear rail (65). A sliding seat (67) is fixedly connected to the first slider (66). A gripper assembly (69) is provided on the sliding seat (67) through a lifting assembly (68). The top of the first support frame (61) is provided with a first drive motor (62), the output end of the first drive motor (62) is connected to a first lead screw (63), the end of the first lead screw (63) away from the first drive motor (62) is rotatably mounted on the first support frame (61) through a bearing seat, the first lead screw (63) passes through a sliding seat (67), and a first lead screw nut (64) matching the first lead screw (63) is fixed on the sliding seat (67), and the first lead screw (63) and the first lead screw nut (64) are threadedly connected.

5. The seamless gas cylinder water pressure testing device according to claim 4, characterized in that, The lifting assembly (68) includes a lifting assembly bracket (681), on which a second linear rail (684) is arranged vertically, and a second slider (685) is slidably mounted on the second linear rail (684). A support (686) is fixedly connected to the second slider (685), and a connecting arm (687) connected to the gripper assembly (69) is fixedly mounted on the support (686). One end of the lifting component bracket (681) is provided with a lifting drive motor (682). The output end of the lifting drive motor (682) is connected to a second lead screw (683). The end of the second lead screw (683) away from the lifting drive motor (682) is rotatably mounted on the lifting component bracket (681) through a bearing seat. The second lead screw (683) passes through a support (686). A second lead screw nut (688) matching the second lead screw (683) is fixed on the support (686). The second lead screw (683) and the second lead screw nut (688) are threadedly connected.

6. The seamless gas cylinder water pressure testing device according to claim 5, characterized in that, The gripper assembly (69) includes a plurality of four-bar linkage grippers. A first connecting shaft (691), a second connecting shaft (692), a third connecting shaft (693), and a fourth connecting shaft (694) are provided between two adjacent four-bar linkage grippers. Each four-bar linkage gripper includes a first link (695), a second link (696), a first gripper (697), and a second gripper (698). The connecting arm (687) is fixedly connected to the first connecting shaft (691). The upper ends of the first connecting rod (695) and the second connecting rod (696) are respectively hinged to the first connecting shaft (691), the lower ends of the first connecting rod (695) and the upper ends of the first gripper (697) are respectively hinged to the second connecting shaft (692), the lower ends of the second connecting rod (692) and the upper ends of the second gripper (698) are respectively hinged to the third connecting shaft (693), and the middle parts of the first gripper (697) and the middle parts of the second gripper (698) are respectively hinged to the fourth connecting shaft (694). A limiting member (699) is provided between the first connecting shaft (691) and the fourth connecting shaft (694). The upper end of the limiting member (699) is fixedly connected to the first connecting shaft (691), and the lower end of the limiting member (699) is provided with a limiting hole (700) for the fourth connecting shaft (694) to pass through and move in the vertical direction. A cylinder (701) is provided between the second connecting shaft (692) and the third connecting shaft (693). One end of the cylinder (701) is connected to the second connecting shaft (692), and the other end of the cylinder (701) is connected to the third connecting shaft (693). The cylinder (701) drives the first gripper (697) and the second gripper (698) to open or close.

7. The seamless gas cylinder water pressure testing device according to claim 1, characterized in that, The drying mechanism (7) includes a hot air blower, which is electrically connected to the control system.

8. The seamless gas cylinder water pressure testing device according to claim 1, characterized in that, The water filling and pressurizing mechanism (10) includes a water tank and a booster pump (101). The inlet end of the booster pump (101) is connected to the water tank, and the outlet end of the booster pump (101) is connected to a water injection pipe (102). The end of the water injection pipe (102) away from the booster pump (101) is connected to a water injection connector. The water injection connector includes a bottle stopper (1031) for sealing the neck of a seamless gas cylinder. A pressure-increasing pipe (1032) and a pressure-reducing pipe (1033) are inserted into the bottle stopper (1031). The pressure-increasing pipe (1032) is connected to the end of the water injection pipe (102) furthest from the booster pump (101). Bottle stopper sleeves (1034) that can be screwed onto the pressure-increasing pipe (1032) and pressure-reducing pipe (1033) are fitted with the bottle stopper. When the ferrule (1034) is threaded onto the mouth of the seamless gas cylinder, the ferrule (1034) presses the stopper (1031) tightly inside the mouth of the seamless gas cylinder. The pressurizing pipe (1032) is equipped with a regulating valve (1035), the pressure relief pipe (1033) is equipped with a pressure regulating valve (1036), and the pressure relief pipe (1033) between the pressure regulating valve (1036) and the stopper (1031) is equipped with a pressure gauge (1037).

9. The seamless gas cylinder water pressure testing device according to claim 1, characterized in that, The detection mechanism (11) includes a camera (111), which is electrically connected to an image processing system. The image processing system is electrically connected to a display (112). The image processing system is electrically connected to a control system, and the control system is electrically connected to an LED light (13).

10. The seamless gas cylinder water pressure testing device according to claim 1, characterized in that, The outer surfaces of the first conveyor belt (2) and the second conveyor belt (4) are provided with anti-slip grooves (12) for placing seamless gas cylinders.

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