Automatic seam roller for welding

Abstract

The utility model relates to an automatic coiling machine for welding, including machine body and top roll, bottom roll and both sides roll of rotation in machine body, top roll, bottom roll and both sides roll all include roll body, the upper portion of left and right both ends of roll body is all fixedly connected with inverted L shape locating plate, the center is all provided with cross blind slot, the vertical part of cross blind slot corresponding locating plate is provided with cross through slot, the machine body of left and right sides of roll body all is equipped with pivot of rotation, and the one end built -in of pivot near roll body has electric push rod, and the fixed connection of electric push rod telescopic end has cross -shaped insert block, cross -shaped insert block can stretch out pivot, and the end of pivot near roll body is fixedly connected with locating box, and the top of locating box is open, and the both sides are all provided with cross -shaped through -hole in the position corresponding cross -shaped insert block. The utility model can realize the convenient disassembly replacement of roll body, and it is more practical.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the round technology field, concretely relates to a welding automatic rounder. BACKGROUND

[0002] The gas drainage pipe is a special pipe for draining gas in coal mine, and the production process of the pipe mainly includes round, straight seam welding and ring welding steps. Among them, the commonly used round equipment for round processing is a four-roll round machine. However, the top roller, the bottom roller and the two side rollers of the conventional four-roll round machine are rotated by an integrated shaft cooperating with a driving device. When the roller body is damaged or needs to be replaced according to the actual production requirements, it is often necessary to disassemble and replace the roller body, which is time-consuming and complicated to operate, and the replacement is difficult, which needs to be improved. CONTENT OF THE UTILITY MODEL

[0003] Therefore, the utility model aims at providing a welding automatic rounder, which can realize convenient disassembly and replacement of the roller body to solve the above problems.

[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of a welding automatic rounder, which comprises a machine body and a top roller, a bottom roller and two side rollers rotating on the machine body. The top roller, the bottom roller and the two side rollers all comprise a roller body. The upper part of the left and right ends of the roller body is fixedly connected with an inverted L-shaped positioning plate, and a cross-shaped blind slot is formed in the center. A cross-shaped through slot is formed in the vertical part of the positioning plate corresponding to the cross-shaped blind slot. A rotating shaft is arranged on the machine body on the left and right sides of the roller body. An electric push rod is arranged in one end of the rotating shaft close to the roller body. The extension end of the electric push rod is fixedly connected with a cross-shaped plug block, which can extend out of the rotating shaft. A positioning box is fixedly connected to the end of the rotating shaft close to the roller body. The top of the positioning box is open, and cross-shaped through holes are formed in the left and right sides corresponding to the cross-shaped plug block. The positioning plate is inserted into the same side positioning box. The cross-shaped plug block penetrates through the cross-shaped through hole and the cross-shaped through slot on the same side and is inserted into the cross-shaped blind slot on the same side.

[0005] Preferably, the positioning plate is matched with the corresponding positioning box.

[0006] Preferably, the cross-shaped plug block is matched with the corresponding cross-shaped through hole, cross-shaped through slot and cross-shaped blind slot.

[0007] Preferably, the middle part of the left and right sides and the middle part of the front and back sides of the bottom surface of the machine body are vertically fixedly provided with hydraulic cylinders. The piston rods of the hydraulic cylinders are all downward and the bottom end of the piston rod of the hydraulic cylinder in the middle part of the left and right sides is provided with a directional wheel. The bottom end of the piston rod of the hydraulic cylinder in the middle part of the front and back sides is provided with a universal wheel.

[0008] Preferably, the cylinder body part of the hydraulic cylinder is fixed with a reverse U-shaped support plate, and the bottom end of the directional wheel and universal wheel is higher than the bottom end of the support plate when the piston rod of the hydraulic cylinder is in the retracted state.

[0009] Preferably, the support plate is a foam aluminum plate.

[0010] The utility model discloses a beneficial effect is: when top roll, bottom roll and or side roll appear damage fault or according to actual production demand need to replace the roll body, can be in the shutdown state, first the open end of positioning box is adjusted to the angle of convenient operation, then corresponding electric push rod is run, makes its telescopic end contract, drives corresponding cross -shaped insert piece to retreat to the shaft, can remove the insertion of roll body and positioning plate, then moves whole roll body towards the orientation of the open end of positioning box, until the positioning plate is pulled out from the corresponding positioning box, can tear down the original roll body. Then, after taking new roll body, first the positioning plate of left and right sides is inserted in place to the corresponding positioning box, then electric push rod is run, makes its telescopic end lengthen, drives cross -shaped insert piece to move, makes cross -shaped insert piece can be inserted in place in corresponding cross -shaped blind slot in proper order cross -shaped through -hole and cross -shaped through -groove, and the positioning plate and roll body are inserted and fixed, can complete the fixed mounting of new roll body, and installation is stable, transmission is stable, does not influence the synchronous rotation of subsequent roll body with corresponding shaft. Therefore, according to actual needs, flexible and convenient disassembly and replacement of the roll body of top roll, bottom roll and side roll can be realized, without large disassembly and replacement, and the difficulty of replacement is lower, and the whole operation is more simple and time -saving and labor -saving, and is more convenient and practical. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the front view structure schematic diagram of the utility model;

[0012] Fig. 2 It is the front view structure schematic diagram of the roll body of the utility model;

[0013] Fig. 3 It is the right view structure schematic diagram of the roll body of the utility model;

[0014] Fig. 4 It is the front view structure schematic diagram of the shaft of the utility model;

[0015] Fig. 5 It is the left view structure schematic diagram of the positioning box of the utility model;

[0016] Fig. 6 It is the front view structure schematic diagram of the roll body and the shaft connection of the utility model;

[0017] Fig. 7 It is the bottom view structure schematic diagram of the utility model machine body.

[0018] The figure label: 1 is the machine body, 2 is the top roller, 3 is the bottom roller, 4 is the side roller, 5 is the roller body, 6 is the positioning plate, 7 is the cross-shaped blind slot, 8 is the cross-shaped through slot, 9 is the rotating shaft, 10 is the electric push rod, 11 is the cross-shaped plug, 12 is the positioning box, 13 is the cross-shaped through hole, 14 is the hydraulic cylinder, 15 is the directional wheel, 16 is the universal wheel, 17 is the support plate. DETAILED DESCRIPTION

[0019] The utility model will be described in further detail below in combination with the drawings and specific embodiments:

[0020] As Figs. 1 to 7 shown, an automatic edge rolling machine for welding includes a machine body 1 and a top roller 2, a bottom roller 3 and two side rollers 4 rotatingly arranged on the machine body 1. The top roller 2, the bottom roller 3 and the two side rollers 4 each include a roller body 5. The upper part of each of the left and right ends of the roller body 5 is fixedly connected with an inverted L-shaped positioning plate 6, and a cross-shaped blind slot 7 is formed in the center of each of the positioning plates 6. A cross-shaped through slot 8 is formed in the vertical part of the positioning plate 6 corresponding to the cross-shaped blind slot 7. A rotating shaft 9 is rotatably arranged on the machine body 1 at each of the left and right sides of the roller body 5. An electric push rod 10 is arranged in one end of the rotating shaft 9 close to the roller body 5. The extension end of the electric push rod 10 is directed towards the direction of the roller body 5 and is fixedly connected with a cross-shaped plug 11. The cross-shaped plug 11 can extend out of the rotating shaft 9. A positioning box 12 is fixedly connected to the end of the rotating shaft 9 close to the roller body 5. The top of the positioning box 12 is open, and cross-shaped through holes 13 are formed in the left and right sides of the positioning box 12 corresponding to the cross-shaped plug 11. The positioning plate 6 is inserted into the same side positioning box 12, and the cross-shaped plug 11 is inserted into the same side cross-shaped blind slot 7 through the same side cross-shaped through hole 13 and the cross-shaped through slot 8.

[0021] When the top roller 2, the bottom roller 3 and or the side roller 4 appear damage fault or need to replace the roller body 5 according to actual production demand, can be in the stop state, first adjust the open end of the positioning box 12 to the angle convenient for operation, then run the corresponding electric push rod 10, make its telescopic end retract, drive the corresponding cross-shaped insert block 11 to retreat into the rotating shaft 9, that is, the plug-in fixing of the roller body 5 and the positioning plate 6 is released, then move the whole roller body 5 towards the open end of the positioning box 12, until the positioning plate 6 is pulled out from the corresponding positioning box 12, that is, the original roller body 5 can be disassembled. Then, after taking the new roller body 5, first align the left and right positioning plates 6 with the corresponding positioning boxes 12 and plug them into place, then run the electric push rod 10, make its telescopic end extend, drive the cross-shaped insert block 11 to move, so that the cross-shaped insert block 11 can be inserted into the corresponding cross-shaped through hole 13 and cross-shaped through slot 8 in turn and fixed in the corresponding cross-shaped blind slot 7, the positioning plate 6 and the roller body 5 are plug-in fixed, that is, the fixing and installation of the new roller body 5 is completed, and the installation is stable, the transmission is stable, and it does not affect the synchronous rotation of the subsequent roller body 5 with the corresponding rotating shaft. Therefore, according to actual needs, flexible and convenient disassembly and replacement of the roller body of the top roller 2, the bottom roller 3 and the side roller 4 can be realized, without large disassembly and replacement, with lower replacement difficulty, more convenient and time-saving and labor-saving operation, and more convenient and practical. The machine body 1 adopts the machine body of the existing conventional four-roller coiling machine, and the specific structure and working principle are prior art, which will not be described in detail here. The rotating shaft 9 is in transmission connection with the corresponding transmission mechanism on the machine body 1, thereby driving the corresponding roller body 5 to rotate, and cooperating to realize the coiling operation.

[0022] In this embodiment, the positioning plate 6 is matched with the corresponding positioning box 12 to ensure that the positioning plate 6 is smoothly inserted into place.

[0023] In this embodiment, the cross-shaped insert block 11 is matched with the corresponding cross-shaped through hole 13, cross-shaped through slot 8 and cross-shaped blind slot 7 to ensure that the cross-shaped insert block 11 is smoothly inserted into place.

[0024] In this embodiment, the left and right middle parts and the front and rear middle parts of the bottom surface of the machine body 1 are vertically fixedly provided with hydraulic cylinders 14, the piston rods of the hydraulic cylinders 14 are all downward, and the bottom ends of the piston rods of the hydraulic cylinders 14 located in the left and right middle parts are provided with directional wheels 15, and the bottom ends of the piston rods of the hydraulic cylinders 14 located in the front and rear middle parts are provided with universal wheels 16, so that in actual use, the whole machine can be moved flexibly through the cooperation of the two directional wheels 15 and the two universal wheels 16, and the whole machine can be rotated by 360 degrees in place through the number and position distribution of the two directional wheels 15 and the two universal wheels 16, which greatly reduces the space required for turning of the whole machine, and is more conducive to turning and transposition operation of the whole machine in the construction site with limited space, so that the whole machine can be quickly moved and adjusted into place, and the use of the whole machine is more flexible and convenient.

[0025] In the embodiment, the cylinder body part of the hydraulic cylinder 14 is fixed with a reverse U-shaped support plate 17, when the piston rod of the hydraulic cylinder 14 is in the retracted state, the bottom end of the directional wheel 15 and the universal wheel 16 is higher than the bottom end of the support plate 17, so that in actual use, when the position of the whole machine is adjusted to the right position, the hydraulic cylinder 14 can be operated to retract the piston rod until the corresponding directional wheel 15 and universal wheel 16 are suspended and stored in the corresponding support plate 17, the bottom end of the support plate 17 is in contact with the ground, the whole machine can be supported and fixed by the support plate 17, so that the whole machine is no longer moved randomly, thereby being more conducive to the operation of the whole machine, and when the whole machine needs to be moved, the piston rod of the hydraulic cylinder 14 is only needed to be elongated to drive the directional wheel 15 and the universal wheel 16 to move downward until they are in contact with the ground and the support plate 17 is suspended, so that the whole machine can be moved flexibly by the cooperation of the directional wheel 15 and the universal wheel 16, and the use of the whole machine is more flexible and convenient.

[0026] In the embodiment, the support plate 17 is a foamed aluminum plate, the foamed aluminum is a material in the prior art, has the characteristics of high damping, shock absorption and energy absorption, and can have good buffering and shock absorption effect, thereby being more conducive to the stable operation of the coiling operation.

[0027] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An automatic seam roller for welding, comprising a machine body, a top roller, a bottom roller and two side rollers rotatably provided on the machine body, characterized in that, The top roller, the bottom roller and the two side rollers each comprise a roller body, the upper part of the left and right ends of the roller body is fixedly connected with an inverted L-shaped positioning plate, the center of the roller body is provided with a cross-shaped blind slot, a cross-shaped through slot is formed in the vertical part of the positioning plate corresponding to the cross-shaped blind slot, a rotating shaft is arranged on the machine body on the left and right sides of the roller body, an electric push rod is arranged in one end of the rotating shaft close to the roller body, the extension end of the electric push rod is fixedly connected with a cross-shaped plug, the cross-shaped plug can extend out of the rotating shaft, a positioning box is fixedly connected to the end of the rotating shaft close to the roller body, the top of the positioning box is open, cross-shaped through holes are formed in the positions corresponding to the cross-shaped plug on the left and right sides of the positioning box, the positioning plate is inserted into the positioning box on the same side, the cross-shaped plug penetrates through the cross-shaped through hole and the cross-shaped through slot on the same side and is inserted into the cross-shaped blind slot on the same side.

2. The automatic cupping machine for welding according to claim 1, characterized in that, The positioning plate is matched with the corresponding positioning box.

3. The automatic cupping machine for welding according to claim 1, characterized in that, The cross-shaped plug is matched with the corresponding cross-shaped through hole, cross-shaped through slot and cross-shaped blind slot.

4. The automatic cupping machine for welding according to claim 1, characterized by The middle parts of the left and right sides and the middle parts of the front and back sides of the bottom surface of the machine body are vertically fixedly provided with hydraulic cylinders, the piston rods of the hydraulic cylinders are all downward, a directional wheel is mounted on the bottom end of the piston rod of the hydraulic cylinder on the left and right sides, and a universal wheel is mounted on the bottom end of the piston rod of the hydraulic cylinder on the front and back sides.

5. The automatic cupping machine for welding according to claim 4, characterized in that, The cylinder body part of the hydraulic cylinder is fixedly sleeved with an inverted U-shaped supporting plate, when the piston rod of the hydraulic cylinder is in the retracted state, the bottom end of the directional wheel and the universal wheel is higher than the bottom end of the supporting plate.

6. The automatic cupping machine for welding according to claim 5, characterized in that, The supporting plate is a foamed aluminum plate.

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