Automatic welding equipment for circular seam of fire extinguisher steel cylinder

Abstract

The utility model relates to the technical field of steel cylinder welding, in particular to fire extinguisher steel cylinder circular seam automatic welding equipment which comprises a base, supporting seats are fixedly installed on the two sides of the top of the base, a plurality of guide sliding rods are fixedly installed between the two supporting seats, and movable seats are arranged on the outer walls of the guide sliding rods in a sleeved mode. The number of the movable seats is two. According to the automatic welding equipment for the circular seam of the fire extinguisher steel cylinder, the base, the supporting base, the air cylinder, the movable base, a guide sliding rod, a rotating shaft, a clamping mechanism, a welding gun, an electric telescopic rod, an electric sliding block, a guide rail, a fixing frame, a chain transmission mechanism, a supporting plate and a synchronous rotating mechanism are used in cooperation; and automatic angle adjustment in the steel cylinder clamping and fixing process and the welding process is achieved. Compared with traditional manual welding, production efficiency and welding seam quality are remarkably improved, consistency and sealing performance of welding seams are guaranteed, and welding defects are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel bottle welding technical field, concretely is a kind of automatic welding equipment of fire extinguisher steel bottle ring seam. BACKGROUND

[0002] The ring seam of fire extinguisher steel bottle usually refers to the longitudinal welding joint of steel bottle, that is, the weld along the length direction of steel bottle. This weld is mainly used to connect two parts of steel bottle to form a complete cylindrical or cylindrical tank. The ring seam is usually located at the middle position of the steel bottle. During the manufacturing process, the two parts of the steel bottle are first accurately shaped and processed, and then connected together through a welding process.

[0003] At present, the common fire extinguisher steel bottle welding method is mostly manual welding, which has problems such as low welding efficiency, unstable weld quality, high labor intensity of operators, etc. Especially for ring seam welding, due to the special shape of the steel bottle, manual welding cannot guarantee the consistency and sealing of the weld, and weld defects are likely to occur, affecting product performance.

[0004] Therefore, it is necessary to provide an automatic fire extinguisher steel bottle ring seam welding equipment to solve the above technical problems. SUMMARY

[0005] The utility model aims at providing an automatic fire extinguisher steel bottle ring seam welding equipment to solve the problems raised in the background.

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

[0007] An automatic fire extinguisher steel bottle ring seam welding equipment comprises:

[0008] A base is provided with a support seat on each side of the top, a plurality of guide sliding rods are fixedly installed between the two support seats, a movable seat is sleeved on the outer wall of the guide sliding rod, the number of movable seats is two, a support plate is fixedly installed on the top of each movable seat, and a rotating shaft is rotatably installed on each support plate.

[0009] A clamping mechanism is arranged at the opposite end of each rotating shaft, a gas cylinder is fixedly installed on the opposite side of each support seat, the driving end of the gas cylinder penetrates the support seat and is fixedly connected with the corresponding movable seat, a synchronous rotating mechanism is arranged on the top of the support seat, and a fixed frame is fixedly installed on the rear side of the top of the base.

[0010] A guide rail is fixedly installed on the top of the fixed frame, an electric sliding block is slidably installed on the guide rail, an electric telescopic rod is fixedly installed on the bottom of the electric sliding block, and a welding gun is fixedly installed on the driving end of the electric telescopic rod.

[0011] Preferably, the clamping mechanism comprises two vertical plates, the two vertical plates are fixedly installed at opposite ends of the two rotating shafts, opposite sides of the two vertical plates are provided with sliding grooves, the inside of the sliding grooves is rotatably installed with an adjusting screw rod, the outer wall of the adjusting screw rod is provided with symmetrically distributed left-handed threads and right-handed threads, the outer wall of the adjusting screw rod is sleeved with symmetrically distributed adjusting blocks, the adjusting blocks are slidably connected with the sliding grooves, one side of the adjusting block is fixedly installed with a clamping arm, one end of the clamping arm is fixedly installed with an arc-shaped clamp, the top of the vertical plate is fixedly installed with a second motor, and the driving end of the second motor penetrates through the vertical plate and extends into the inside of the sliding groove and is fixedly connected with the top end of the adjusting screw rod.

[0012] Preferably, the synchronous rotating mechanism comprises two fixed plates, the two fixed plates are fixedly installed at the top of the two support seats, a transmission rectangular rod is rotatably installed between the two fixed plates, one side of one of the fixed plates is fixedly installed with a first motor, the driving end of the first motor penetrates through the fixed plate and is fixedly connected with one end of the transmission rectangular rod, a rotating drum is rotatably installed below each of the two support plates, and the rotating drum is slidably sleeved on the outer wall of the transmission rectangular rod, and the rotating drum is provided with a chain transmission mechanism between the rotating drum and the rotating shaft.

[0013] Preferably, the chain transmission mechanism is composed of two sprockets and a toothed chain, the two sprockets are connected in transmission through the toothed chain, and the two sprockets are fixedly installed on the outer walls of the rotating shaft and the rotating drum, respectively.

[0014] Preferably, the inner surface of the arc-shaped clamp is bonded with a non-slip pad, the top of the vertical plate is fixedly installed with a protective cover, and the second motor is located in the inside of the protective cover.

[0015] Preferably, the adjusting block is provided with a threaded hole matched with the adjusting screw rod, and the adjusting block is threadedly connected with the adjusting screw rod through the threaded hole.

[0016] Preferably, the number of the guide sliding rods is four, the movable seat is provided with sliding holes matched with the guide sliding rods, and the movable seat is slidably connected with the guide sliding rods through the sliding holes.

[0017] Preferably, the transmission rectangular rod is matched with the rotating drum.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] 1.The utility model discloses a base, support seat, air cylinder, movable seat, guide slide rod, pivot, clamping mechanism, welding torch, electric telescopic rod, electric sliding block, guide rail, fixed frame, chain transmission mechanism, support plate and synchronous rotation mechanism's cooperation, the device in the use process, realized the automatic clamping of steel bottle and the angle automatic adjustment in the welding process.Compared with traditional manual welding, the production efficiency and the welding quality are improved, the consistency and the sealing of welding are ensured, the welding defect is reduced, and the reliability of product is improved.

[0020] 2.In the welding process of steel bottle, the angle adjustment of steel bottle can be realized through the drive of the first motor, the synchronous rotation of two clamping mechanisms is realized through the transmission of chain transmission mechanism, the power is transmitted through the accurate meshing of toothed chain and sprocket, and the high synchronism of chain and sprocket is maintained in the transmission process through the accurate toothed design.The meshing of each tooth is accurately calculated, so that no sliding or tooth skipping phenomenon occurs between chain and sprocket when rotating, the synchronism of two clamping mechanisms when rotating is ensured, the misplacement of steel bottle in the welding process is avoided, and the stability and reliability of device operation are improved. DRAWINGS

[0021] Figure 1 It is the structural schematic diagram of the utility model;

[0022] Figure 2 It is the front view sectional structure schematic diagram of the utility model;

[0023] Figure 3 It is the sectional structure schematic diagram of clamping mechanism in the utility model;

[0024] Figure 4 It is the structural schematic diagram of rotary drum in the utility model;

[0025] Figure 5 It is the structural schematic diagram of movable seat in the utility model.

[0026] In the drawing: 1, base;2, support seat;3, air cylinder;4, movable seat;5, fixed plate;6, first motor;7, guide slide rod;8, transmission rectangular bar;9, pivot;10, clamping mechanism;11, welding torch;12, electric telescopic rod;13, electric sliding block;14, guide rail;15, fixed frame;16, chain transmission mechanism;17, rotary drum;18, vertical plate;19, adjusting screw;20, clamping arm;21, sliding groove;22, adjusting block;23, protective cover;24, second motor;25, arc clamp;26, support plate. DETAILED DESCRIPTION

[0027] In order to make the technical means, creative characteristics, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific implementation manners.

[0028] In the description of the utility model, it needs to explain, the term "upper", "lower", "internal", "external" "front end", "rear end", "both ends", "one end", "the other end" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as the limitation of the utility model. In addition, the term "first", "second" is only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0029] In the description of the utility model, it needs to explain, unless otherwise explicitly specified and limited, the terms "installation", "setting", "connection" and so on should be understood broadly, for example, "connection", can be fixed connection, can be detachable connection, or integrally connected, can be mechanical connection, can be electrical connection, can be directly connected, can be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0030] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0031] Please refer to Figures 1-5 The utility model provides an embodiment:

[0032] A fire extinguisher steel cylinder ring seam automatic welding equipment, it includes:

[0033] The base 1, the both sides of the top of base 1 are fixedly installed with support seat 2, a plurality of guide sliding rods 7 are fixedly installed between two support seats 2, the outer wall of guide sliding rod 7 is sleeved with movable seat 4, and the number of movable seat 4 is two, the top of two movable seats 4 is fixedly installed with support plate 26, and two support plates 26 are rotatably installed with shaft 9;

[0034] The opposite ends of two shafts 9 are provided with clamping mechanisms 10, the opposite sides of two support seats 2 are fixedly installed with cylinders 3, and the driving end of cylinder 3 penetrates support seat 2 and is fixedly connected with corresponding movable seat 4, the top of support seat 2 is provided with synchronous rotating mechanism, and the rear side of the top of base 1 is fixedly installed with fixed frame 15;

[0035] The top of the fixing frame 15 is fixedly provided with a guide rail 14, the electric sliding block 13 is slidably arranged on the guide rail 14, the bottom of the electric sliding block 13 is fixedly provided with an electric telescopic rod 12, and the driving end of the electric telescopic rod 12 is fixedly provided with a welding gun 11.

[0036] The clamping mechanism 10 comprises vertical plates 18, the number of the vertical plates 18 is two, the two vertical plates 18 are fixedly arranged on the opposite ends of the two rotating shafts 9, the opposite sides of the two vertical plates 18 are both provided with sliding grooves 21, the inside of the sliding groove 21 is rotatably provided with an adjusting screw rod 19, the outer wall of the adjusting screw rod 19 is provided with symmetrically distributed left-handed threads and right-handed threads, the outer wall of the adjusting screw rod 19 is sleeved with symmetrically distributed adjusting blocks 22, the adjusting blocks 22 are slidably connected with the sliding grooves 21, one side of the adjusting block 22 is fixedly provided with a clamping arm 20, one end of the clamping arm 20 is fixedly provided with an arc-shaped clamp 25, the top of the vertical plate 18 is fixedly provided with a second motor 24, and the driving end of the second motor 24 penetrates through the vertical plate 18 and extends into the inside of the sliding groove 21 and is fixedly connected with the top end of the adjusting screw rod 19.

[0037] In one of the embodiments, the synchronous rotating mechanism comprises fixed plates 5, the number of the fixed plates 5 is two, the two fixed plates 5 are fixedly arranged on the top of the two support seats 2, the transmission rectangular rod 8 is rotatably arranged between the two fixed plates 5, one side of one fixed plate 5 is fixedly provided with a first motor 6, the driving end of the first motor 6 penetrates through one fixed plate 5 and is fixedly connected with one end of the transmission rectangular rod 8, the lower side of each of the two support plates 26 is rotatably provided with a rotating cylinder 17, the rotating cylinder 17 is slidably sleeved on the outer wall of the transmission rectangular rod 8, and the rotating cylinder 17 is provided with the chain transmission mechanism 16 between the rotating cylinder 17 and the rotating shaft 9.

[0038] In one of the preferred embodiments, the chain transmission mechanism 16 is composed of two sprockets and a toothed chain, the two sprockets are connected through the toothed chain, the two sprockets are fixedly arranged on the outer walls of the rotating shaft 9 and the rotating cylinder 17 respectively, the toothed chain is made of high-strength and wear-resistant material, has a precise tooth shape design, and ensures the meshing precision with the sprockets. The sprockets are precisely machined to ensure that the tooth shape is completely matched with the chain.

[0039] In one of the embodiments, the inner surface of the arc-shaped clamp 25 is bonded with a non-slip pad, the top of the vertical plate 18 is fixedly provided with a protective cover 23, and the second motor 24 is located in the inside of the protective cover 23. The non-slip pad improves the stability of the arc-shaped clamp 25 in clamping and fixing the steel cylinder.

[0040] In one of the preferred embodiments, the adjusting block 22 is provided with a threaded hole matched with the adjusting screw rod 19, and the adjusting block 22 is threadedly connected with the adjusting screw rod 19 through the threaded hole.

[0041] In one of the embodiments, the number of guide sliding rods 7 is four, the movable seat 4 is provided with sliding holes matched with the guide sliding rods 7, and the movable seat 4 is slidably connected with the guide sliding rods 7 through the sliding holes formed on the movable seat 4. The four guide sliding rods 7 are evenly distributed, so that the movable seat 4 is evenly stressed during movement, and the eccentric force or uneven stress problem caused by a single guide sliding rod 7 is avoided.

[0042] In one of the preferred embodiments, the transmission rectangular rod 8 is matched with the rotating drum 17, so that the rotating drum 17 can slide on the outer wall of the transmission rectangular rod 8, and the rotation of the transmission rectangular rod 8 can also drive the rotating drum 17 to rotate.

[0043] The working principle of the utility model discloses: the electric appliance element appearing in the text all are electrically connected with the master controller and power supply, the master controller can be the conventional known device of computer and so on to control, and the existing public power connection technology, not in the text, the part not involved in the device is same as the prior art or can adopt the prior art to realize, when using, first control second motor 24 starts work, the drive end of second motor 24 drives adjusting screw rod 19 to rotate, through the thread transmission of left-hand thread and right-hand thread on adjusting screw rod 19 and the sliding relationship of adjusting block 22 and sliding slot 21, make two adjusting blocks 22 synchronous relative movement or opposite movement, the movement of adjusting block 22 drives clamping arm 20 to move, the movement of clamping arm 20 drives arc clamp 25 to move, therefore first through second motor 24 drive, adjust the interval between two arc clamps 25 to maximum, then the two parts of steel bottle are clamped on two sets of arc clamps 25 respectively, and the relative movement of two arc clamps 25 is controlled to clamp and fix the steel bottle, then control two cylinders 3 start work, the extension of cylinder 3 drive end controls two movable seats 4 to slide on the outer wall of guide slide 7, the movement of movable seat 4 drives support plate 26 to move, support plate 26 drives two clamping mechanisms 10 to move relatively through pivot 9, make the ring seam welding position of two parts of steel bottle butt joint together, support plate 26 will drive rotary drum 17 to slide on the outer wall of transmission rectangular rod 8 in the process of horizontal movement, then control electric sliding block 13 to slide on guide rail 14, adjust the horizontal position of electric telescopic rod 12 and welding torch 11, make welding torch 11 aim at the welding position of ring seam of steel bottle, then control the drive end of electric telescopic rod 12 to drive welding torch 11 to descend and weld steel bottle, during welding, control first motor 6 to start work, the drive end of first motor 6 drives transmission rectangular rod 8 to rotate, transmission rectangular rod 8 will drive two rotary drums 17 to rotate synchronously, the rotation of rotary drum 17 drives two pivots 9 to rotate synchronously through the transmission of chain transmission mechanism 16, the rotation of pivot 9 drives clamping mechanism 10 to rotate, make two clamping mechanisms 10 rotate synchronously, the rotation speed of clamping mechanism 10 is slow, adjust the angle of steel bottle, after slowly rotating a circle, welding torch 11 will complete the complete welding of ring seam position of two parts of steel bottle, make steel bottle form a whole, then control welding torch 11 to reset, and control arc clamp 25 on two clamping mechanisms 10 to move oppositely, lose the clamping and fixing effect of steel bottle, the staff can take away the welded steel bottle, the device realizes automatic clamping and fixing of steel bottle and automatic adjustment of angle during welding in the process of use, compared with traditional manual welding, the production efficiency and weld quality are improved significantly, the consistency and sealing property of weld are ensured, welding defects are reduced, and the reliability of product is improved.

[0044] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An automatic welding device for the circumferential seam of a fire extinguisher cylinder, characterized in that, It includes: The base (1) has a support seat (2) fixedly installed on both sides of the top of the base (1). A number of guide slide rods (7) are fixedly installed between the two support seats (2). The outer wall of the guide slide rod (7) is fitted with a movable seat (4), and there are two movable seats (4). The top of the two movable seats (4) is fixedly installed with a support plate (26), and a rotating shaft (9) is rotatably installed on the two support plates (26). Clamping mechanisms (10) are provided at the opposite ends of the two rotating shafts (9), and cylinders (3) are fixedly installed on the opposite sides of the two support seats (2). The driving end of the cylinder (3) passes through the support seat (2) and is fixedly connected to the corresponding movable seat (4). A synchronous rotation mechanism is provided at the top of the support seat (2), and a fixing frame (15) is fixedly installed on the rear side of the top of the base (1). A guide rail (14) is fixedly installed on the top of the fixed frame (15), an electric slider (13) is slidably installed on the guide rail (14), an electric telescopic rod (12) is fixedly installed on the bottom of the electric slider (13), and a welding torch (11) is fixedly installed on the driving end of the electric telescopic rod (12).

2. The automatic welding equipment for circumferential seams of fire extinguisher cylinders according to claim 1, characterized in that: The clamping mechanism (10) includes two vertical plates (18). The two vertical plates (18) are fixedly installed on the opposite ends of two rotating shafts (9). Slide grooves (21) are provided on the opposite sides of the two vertical plates (18). An adjusting screw (19) is rotatably installed inside the slide groove (21). The outer wall of the adjusting screw (19) is provided with symmetrically distributed left-hand threads and right-hand threads. A sleeve is fitted on the outer wall of the adjusting screw (19). There are symmetrically distributed adjustment blocks (22), and the adjustment blocks (22) are slidably connected to the slide groove (21). A clamping arm (20) is fixedly installed on one side of the adjustment block (22), and an arc-shaped clamp (25) is fixedly installed at one end of the clamping arm (20). A second motor (24) is fixedly installed on the top of the vertical plate (18), and the driving end of the second motor (24) passes through the vertical plate (18) and extends into the interior of the slide groove (21) and is fixedly connected to the top end of the adjustment screw (19).

3. The automatic welding equipment for circumferential seams of fire extinguisher cylinders according to claim 1, characterized in that: The synchronous rotation mechanism includes two fixed plates (5), which are fixedly installed on the top of two support seats (2). A transmission rectangular rod (8) is rotatably installed between the two fixed plates (5). A first motor (6) is fixedly installed on one side of one of the fixed plates (5), and the driving end of the first motor (6) passes through one fixed plate (5) and is fixedly connected to one end of the transmission rectangular rod (8). A rotating cylinder (17) is rotatably installed below each of the two support plates (26), and the rotating cylinder (17) is slidably sleeved on the outer wall of the transmission rectangular rod (8). A chain drive mechanism (16) is provided between the rotating cylinder (17) and the rotating shaft (9).

4. The automatic welding equipment for circumferential seams of fire extinguisher cylinders according to claim 3, characterized in that: The chain drive mechanism (16) consists of two sprockets and a toothed chain. The two sprockets are connected by meshing with the toothed chain. The two sprockets are respectively fixedly installed on the outer walls of the rotating shaft (9) and the rotating drum (17).

5. The automatic welding equipment for circumferential seams of fire extinguisher cylinders according to claim 2, characterized in that: An anti-slip pad is adhered to the inner surface of the arc-shaped clamp (25), a protective cover (23) is fixedly installed on the top of the vertical plate (18), and the second motor (24) is located inside the protective cover (23).

6. The automatic welding equipment for circumferential seams of fire extinguisher cylinders according to claim 2, characterized in that: The adjusting block (22) has a threaded hole that matches the adjusting screw (19), and the adjusting block (22) is threadedly connected to the adjusting screw (19) through the threaded hole.

7. The automatic welding equipment for circumferential seams of fire extinguisher cylinders according to claim 1, characterized in that: The number of guide slide rods (7) is four. The movable seat (4) is provided with sliding holes that are adapted to the guide slide rods (7), and the movable seat (4) is slidably connected to the guide slide rods (7) through the sliding holes.

8. The automatic welding equipment for circumferential seams of fire extinguisher cylinders according to claim 3, characterized in that: The transmission rectangular rod (8) is adapted to the rotating drum (17).

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