Gas cylinder welding equipment

Abstract

The utility model discloses gas cylinder welding equipment which comprises a frame body, the frame body comprises side plates arranged at the two ends and a cross beam located at the upper end between the two side plates, and a welding head is installed on the cross beam; two rotating shafts are rotationally arranged at the lower end between the two side plates in parallel, two carrier rollers are fixed to each rotating shaft at intervals, and the carrier rollers are used for bearing gas cylinders; and a gas cylinder transverse positioning device is arranged between the two side plates, so that the welding seam of the gas cylinder corresponds to the welding position of the welding head. According to the automatic welding device, automatic welding can be achieved, automatic feeding and discharging can be achieved, two welding seams can be welded at the same time in the welding process, and the welding efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to a gas cylinder welding equipment belongs to gas cylinder welding technical field. BACKGROUND

[0002] As an important energy storage device, high-pressure energy storage cylinder has a wide application prospect, and has been widely used in petroleum, chemical industry, electric power, energy and other fields. Among them, in the nitrogen production process, more gas cylinders will be used to store air, mixed gas and finished nitrogen. The volume of the gas cylinder in the nitrogen production process is large, and the total length often exceeds one meter. The gas cylinder is generally first processed into a steel cylinder, and then two hemispheres are welded at both ends of the steel cylinder.

[0003] In the prior art, the annular welds at both ends of the cylinder are generally welded by manual arc welding, which is labor-intensive and has poor weld quality. In the prior art, there are also welding equipment using submerged arc welding machines, but due to the large volume of the gas cylinder, it is not easy to clamp and it is not convenient to load and unload. The welds at both ends can only be welded one by one, and the welding efficiency is low.

[0004] In summary, the prior art has obvious inconvenience and defects in actual use, so it is necessary to improve. UTILITY MODEL CONTENTS

[0005] The utility model provides a gas cylinder welding equipment in response to the deficiencies in the background art, which can realize automatic welding and automatic loading and unloading. During the welding process, two welds can be welded at the same time, and the welding efficiency is high.

[0006] To solve the above technical problems, the utility model adopts the following technical scheme:

[0007] A gas cylinder welding equipment, comprising a frame body, the frame body comprising side plates arranged at both ends and a cross beam located between the two side plates at the upper end, the cross beam being provided with a welding head;

[0008] Two shafts are arranged in parallel at the lower end between the two side plates, and two supporting rollers are fixed on each shaft at intervals, the supporting rollers being used to support the gas cylinder;

[0009] A gas cylinder transverse positioning device is further arranged between the two side plates to make the weld of the gas cylinder correspond to the welding position of the welding head.

[0010] Further, an upper and lower loading and unloading device is symmetrically arranged on each side of the frame body, the upper and lower loading and unloading device comprising a vertical fixed stand, a supporting plate being hingedly installed on the top of the stand, a recess being arranged on the supporting plate, and an upper and lower loading and unloading cylinder being arranged at the lower end of the supporting plate.

[0011] Further, two up-top air cylinders are vertically arranged near each feeding and discharging device, and a roller is rotatably arranged on the telescopic rod of the up-top air cylinder.

[0012] Further, the rolling direction of the roller is perpendicular to the feeding and discharging direction of the gas cylinder.

[0013] Further, the welding head has two welding heads, and the distance between the two welding heads is equal to the distance between the two ends of the welding seam of the gas cylinder.

[0014] Further, the gas cylinder transverse positioning device comprises two oppositely arranged moving seats, each of which is provided with a positioning plate, and the two moving seats are driven to move by a transverse driving device.

[0015] Further, the center of the positioning plate is provided with an avoiding hole matched with the end of the gas cylinder.

[0016] Further, the transverse driving device comprises two parallel sliding rods, the moving seat is slidingly arranged on the sliding rod, and a lead screw is rotatably arranged between the two sliding rods, and the lead screw is driven by a second motor.

[0017] Further, the first motor is arranged on one of the side plates, and the first motor is connected with one of the rotating shafts.

[0018] The above technical scheme is adopted, and compared with the prior art, the following advantages are obtained.

[0019] 1. The gas cylinder to be welded is placed in the groove of the feeding and discharging device of the feeding side, the feeding and discharging cylinder pushes the tray upwards, the gas cylinder rolls between the two rotating shafts in the middle, the feeding is realized, after the welding is completed, the telescopic rod of the up-top air cylinder is extended, the roller pushes the gas cylinder to roll to the feeding and discharging device of the discharging side, and the automatic discharging is realized.

[0020] 2. The welding head has two welding heads, and the distance between the two welding heads is equal to the distance between the two ends of the welding seam of the gas cylinder, after the gas cylinder is positioned, each welding head corresponds to a welding seam, and simultaneous welding is performed, so that the welding efficiency is high.

[0021] The utility model will be described in detail in combination with the drawings and examples. DRAWINGS

[0022] Figure 1 is the three-dimensional structure schematic diagram of the utility model;

[0023] Figure 2 is the front view of the utility model;

[0024] Figure 3 is the three-dimensional view of the utility model hidden gas cylinder;

[0025] Figure 4 is a side view of the utility model.

[0026] In the drawings,

[0027] 1-frame body, 101-side plate, 2-welding head, 3-gas cylinder, 4-supporting plate, 5-vertical plate, 6-feeding and discharging cylinder, 7-rotation shaft, 8-supporting roller, 9-uplift cylinder, 10-sliding rod, 11-screw, 12-moving seat, 13-positioning plate, 14-first motor, 15-second motor. DETAILED DESCRIPTION

[0028] In order to have more clear understanding of the technical features, objects and effects of the utility model, the specific implementation mode of the utility model will be explained by referring to the drawings.

[0029] As Figures 1-4 shown, the utility model provides a kind of gas cylinder welding equipment, including frame body 1, frame body 1 includes the side plate 101 being arranged at both ends and the crossbeam being located between two side plates 101 upper end, and welding head 2 is installed on crossbeam;

[0030] Two side plates 101 between lower end parallel rotation is equipped with two rotation shafts 7, and two supporting rollers 8 are fixed on each rotation shaft 7 with interval, and supporting roller 8 is used to bear gas cylinder 3;

[0031] Gas cylinder transverse positioning device is also included between two side plates 101, so that the weld of gas cylinder 3 corresponds to the welding position of welding head 2.

[0032] Frame body 1 two sides are respectively symmetrically equipped with one feeding and discharging device, and the feeding and discharging device includes vertical fixedly arranged vertical plate 5, and the top of vertical plate 5 is hingedly installed with supporting plate 4, and recess is arranged on supporting plate 4, and feeding and discharging cylinder 6 is arranged on the lower end of supporting plate 4.When feeding and discharging, the gas cylinder 3 to be welded is placed into the recess of the feeding and discharging device supporting plate 4 of the feeding side, and feeding and discharging cylinder 6 pushes supporting plate 4 to tilt upwards, so that gas cylinder 3 rolls to between two rotation shafts 7 in the middle, to realize feeding, and after welding is completed, gas cylinder 3 is discharged from the feeding and discharging device of the discharging side.

[0033] Two uplift cylinders 9 are vertically arranged close to each feeding and discharging device, and roller is rotatably installed on the telescopic rod of uplift cylinder 9, and when discharging, the telescopic rod of two uplift cylinders 9 close to the feeding and discharging device of the feeding side is extended, so that roller pushes gas cylinder 3 to tumble to the feeding and discharging device of the discharging side, to realize automatic discharging.

[0034] The rolling direction of the roller is perpendicular to the direction of gas cylinder 3 feeding and discharging rolling, and when the telescopic rod of four uplift cylinders 9 is extended, gas cylinder 3 is horizontally lifted, gas cylinder 3 is lifted away from supporting roller 8, so that gas cylinder 3 is rolled with roller, under the action of gas cylinder transverse positioning device, gas cylinder 3 moves along its length direction, to realize positioning.

[0035] The two welding heads 2 are equidistant from the welding seams at the two ends of the gas cylinder 3, and each welding head 2 corresponds to a welding seam after the gas cylinder 3 is positioned, so that simultaneous welding is performed, thereby improving the welding efficiency.

[0036] The gas cylinder transverse positioning device comprises two oppositely arranged moving seats 12, each of which is provided with a positioning plate 13, and the two moving seats 12 are driven to move by a transverse driving device.

[0037] The center of the positioning plate 13 is provided with an avoiding hole which is matched with the end of the gas cylinder 3.

[0038] The transverse driving device comprises two parallel sliding rods 10, the moving seat 12 is slidingly installed on the sliding rod 10, and a lead screw 11 is rotatably installed between the two sliding rods 10, and the lead screw 11 is driven by a second motor 15.

[0039] One of the side plates 101 is provided with a first motor 14 which is connected with one of the rotating shafts 7, so as to drive the carrier roller 8 to rotate, thereby driving the gas cylinder 3 to rotate and weld at the same time.

[0040] The above is the example of the best embodiment of the present application, and the parts not described in detail are the common knowledge of the ordinary skilled in the art. The protection scope of the present application is subject to the content of the claims, and any equivalent transformation based on the technical inspiration of the present application is also within the protection scope of the present application.

Claims

1. A gas cylinder welding apparatus characterized by: The utility model relates to a welding head (2) is installed on the crossbeam of the frame body (1), and the welding head (2) is used for welding the welding seam of the gas cylinder (3) on the two ends of the gas cylinder (3) respectively. Two rotating shafts (7) are arranged at the lower end between the two side plates (101) and are parallel to each other, and two supporting rollers (8) are fixed on each rotating shaft (7) at intervals. A gas cylinder transverse positioning device is arranged between the two side plates (101) to make the welding seam of the gas cylinder (3) correspond to the welding position of the welding head (2). An upper and lower feeding device is symmetrically arranged on each side of the frame body (1), and the upper and lower feeding device comprises a vertical fixed stand (5), a supporting plate (4) is hingedly installed on the top of the stand (5), the supporting plate (4) is provided with a groove, and an upper and lower feeding cylinder (6) is arranged at the lower end of the supporting plate (4). The welding head (2) has two welding heads, and the distance between the two welding heads is equal to the distance between the two ends of the welding seam of the gas cylinder (3).

2. A gas cylinder welding apparatus as claimed in claim 1, wherein: Two upper lifting cylinders (9) are vertically arranged near each upper and lower feeding device, and a roller is rotatably installed on the telescopic rod of the upper lifting cylinder (9).

3. A gas cylinder welding apparatus as claimed in claim 2, wherein: The rolling direction of the roller is perpendicular to the rolling direction of the gas cylinder (3) during the feeding and discharging of the gas cylinder (3).

4. The gas cylinder welding apparatus of claim 1, wherein: The gas cylinder transverse positioning device comprises two oppositely arranged moving seats (12), each moving seat (12) is provided with a positioning plate (13), and the two moving seats (12) are driven to move by a transverse driving device.

5. A gas cylinder welding apparatus as claimed in claim 4, wherein: An avoiding hole is arranged at the center position of the positioning plate (13), and the avoiding hole is matched with the end of the gas cylinder (3).

6. A gas cylinder welding apparatus as claimed in claim 5, wherein: The transverse driving device comprises two parallel sliding rods (10), the moving seat (12) is slidingly installed on the sliding rod (10), a lead screw (11) is rotatably installed between the two sliding rods (10), and the lead screw (11) is driven by a second motor (15).

7. A gas cylinder welding apparatus as claimed in claim 5, wherein: One side plate (101) is provided with a first motor (14), and the first motor (14) is connected with one rotating shaft (7).

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