CN112264759A - Positioning device for welding and positioning method thereof - Google Patents
Positioning device for welding and positioning method thereof Download PDFInfo
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- CN112264759A CN112264759A CN202011100919.XA CN202011100919A CN112264759A CN 112264759 A CN112264759 A CN 112264759A CN 202011100919 A CN202011100919 A CN 202011100919A CN 112264759 A CN112264759 A CN 112264759A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a positioning device for welding and a positioning method thereof, relates to the technical field of welding equipment, and particularly comprises a workbench for fixing a pipe fitting and four supporting legs for supporting the workbench, wherein the supporting legs are fixedly connected to the bottom of the workbench through rivets, and a rectangular movable groove A and a rectangular movable groove B for guiding and sliding are respectively formed in the middle position of the upper surface and the middle position of the lower surface of the workbench for fixing the pipe fitting. Through setting up activity location structure, power structure and arc B, reached to press from both sides tight location and can be with pipe fitting pivoted effect when the pipe fitting is tight to the pipe fitting of thickness in the certain limit, solved positioner and can only press from both sides the pipe fitting of the specific thickness of tight location, the use limitation is great, because pipe fitting welding needs the welding round, and it is difficult to rotate the pipe fitting after the pipe fitting presss from both sides tight location, therefore the unable rotation of pipe fitting then causes the comparatively trouble problem of welding.
Description
Technical Field
The invention relates to welding equipment, in particular to a positioning device for welding and a positioning method thereof.
Background
The positioning device is a device for fixing certain components for subsequent operation, is common in welding equipment, and is used for fixing different component shapes due to different shapes of the components to be welded of the welding equipment, such as a pipe fitting positioning device for welding pipe fittings, a plate positioning device for welding plates and the like, so that the welding is easy, and the work efficiency is improved.
Some welded positioner are comparatively troublesome on the pipe fitting of location at present, some can only press from both sides the pipe fitting of the specific thickness of tight location at positioner, hardly carry out the gradual tight location of clamp to the pipe fitting of other thicknesses, and the use limitation is great, because pipe fitting welding needs the welding round, and hardly rotates the pipe fitting after the pipe fitting presss from both sides tight location, then need press from both sides tight location again if rotating, and the operation is numerous and diverse, and consequently the unable rotation of pipe fitting then causes the welding comparatively troublesome.
Disclosure of Invention
The present invention is directed to a positioning device for welding and a positioning method thereof, so as to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a positioning device for welding and a positioning method thereof comprise a workbench for fixing a pipe fitting and four supporting legs for supporting the workbench, wherein the supporting legs are fixedly connected to the bottom of the workbench through rivets, a rectangular movable groove A and a rectangular movable groove B for guiding and sliding are respectively arranged at the middle position of the upper surface and the middle position of the lower surface of the workbench for fixing the pipe fitting, the bottom of the inner wall of the movable groove A is communicated with the top of the inner wall of the movable groove B through a connecting groove, a movable block A which is attached to the inner wall of the movable groove A is movably connected inside the movable groove A for guiding and sliding, an arc-shaped part A is fixedly connected to the upper surface of the movable block A close to the middle position, a movable positioning part for clamping the pipe fitting is arranged at the top of the movable block A, and a power structure for providing power for the movement is movably connected inside the movable groove B, the top of power structure is provided with the connecting block, connecting block fixed connection is in movable block A's bottom, movable block A and the inside fixed connection of power structure are run through to the bottom of activity setting element, a long and thin guide way has been seted up to the bottom that is used for direction and gliding movable groove A inner wall, activity setting element swing joint is in the inside of guide way, the equal fixedly connected with in both ends of workstation is used for promoting movable block A horizontal migration's cylinder A, the fixed surface that the one end that cylinder A output shaft is close to the workstation runs through the workstation and extends to the connecting block is connected with the connecting block.
As a further scheme of the invention: the upper surface of the movable positioning piece is provided with an auxiliary rotating structure used for rotating the pipe fitting, and an output shaft of the auxiliary rotating structure is rotatably connected with the movable positioning piece.
As a further scheme of the invention: arc spare A includes dead lever A more than or equal to one, roller A more than or equal to one and a roll rolling area A, and the roller A that the level set up rotates to be connected in dead lever A's one end, and dead lever A's the other end is connected with movable block A's fixed surface, and rolling area A activity cup joints the surface at roller A.
As a further scheme of the invention: the movable positioning part comprises a movable block C, two movable rods and an arc-shaped part B, the arc-shaped part B is fixedly connected to the bottom of the movable block C, the two movable rods are axially symmetrically and vertically arranged at the two ends of the movable block C by taking the vertical axis of the movable block C as a symmetry axis, and the bottom of each movable rod penetrates through the movable block A and the guide groove and is fixedly connected with the power structure.
As a further scheme of the invention: arc spare B includes dead lever B more than or equal to one, roller B more than or equal to one and a roll area B, and dead lever B fixed connection is on movable block C's surface, and roller B rotates the other end of connecting at dead lever B, and roll area B activity cup joints on roller B's surface, and half length and the supplementary revolution mechanic of the about movable block A of roller B one end extension of middlest rotate and be connected.
As a further scheme of the invention: the auxiliary rotating structure comprises a motor, a belt pulley and a belt, the belt pulley is fixedly sleeved on the surface of an output shaft of the motor, the motor is fixed on the upper surface of the movable block C through a fixing bolt, the belt is movably sleeved on the surface of the belt pulley, and the other end of the belt is movably sleeved on the surface of the roller shaft B in the middle.
As a further scheme of the invention: the power structure comprises a movable block B, a movable chamber, a movable plate and a cylinder B, wherein the power cylinder B is fixedly connected at the middle position of the bottom of the movable block B, the middle position of the top of an output shaft of the cylinder B, which penetrates through the movable block B and the bottom of the movable plate, is fixed, the movable plate is horizontally and movably connected inside the movable chamber, the movable chamber is arranged inside the movable block B, and the bottom of a movable rod is fixedly connected with the upper surface of the movable plate.
As a still further scheme of the invention: the operation steps are as follows:
step one, starting an air cylinder B to enable an output shaft of the air cylinder B to extend, so that a movable plate pushes against a movable rod to drive a movable block C to move upwards, and the arc-shaped piece B and the arc-shaped piece A are far away from each other;
and step two, placing the pipe fitting on the arc-shaped part B and the arc-shaped part A, and contracting an output shaft of the cylinder B, so that the movable rod is pulled through the movable plate belt to drive the movable block C to move downwards, and the arc-shaped part B moves downwards to be close to the arc-shaped part A, so that the pipe fitting can be fixed.
Compared with the prior art, the method has the advantages that,
the invention has the beneficial effects that:
through setting up activity location structure, power structure and arc B, distance between the last arc A of activity location structure and the arc B passes through power structure control, thereby realize pressing from both sides tight location to the pipe fitting of thickness in the certain limit, roll area A and roll area B can rotate on roller A and roller B when pressing from both sides tight to the pipe fitting, thereby rotate the pipe fitting, the pipe fitting that has reached thickness in the certain limit presss from both sides tight location and can be with pipe fitting pivoted effect when the pipe fitting presss from both sides tightly, it only can press from both sides the pipe fitting of the specific thickness of location to have solved positioner, use the limitation great, because pipe fitting welding needs the welding round, and it rotates to the pipe fitting very difficultly after the pipe fitting presss from both sides tight location, therefore the unable rotation of pipe fitting then causes the comparatively trouble problem of welding.
Through setting up supplementary rotating-structure, realized that the motor passes through the belt and drives roller B and rotate to make roll and take B to rotate the pipe fitting, reached and rotated the pipe fitting through the motor is automatic, need not manually operation's effect.
Drawings
Fig. 1 is a schematic overall structure diagram of a positioning device for welding and a positioning method thereof.
Fig. 2 is a front sectional view of a positioning apparatus for welding and a positioning method thereof.
Fig. 3 is an enlarged view of a structure a in fig. 2 in a positioning device for welding and a positioning method thereof.
FIG. 4 is a left sectional view of a movable positioning member of a positioning device for welding and a positioning method thereof.
FIG. 5 is a top sectional view of a positioning device for welding and a positioning method thereof.
As shown in the figure: 1. a work table; 2. supporting legs; 3. a movable groove A; 4. a movable groove B; 5. a movable block A; 6. an arc-shaped member A; 61. fixing the rod A; 62. a roll shaft A; 63. rolling the belt A; 7. a movable positioning member; 71. a movable block C; 72. a movable rod; 73. an arc-shaped member B; 731. fixing the rod B; 732. a roll shaft B; 733. rolling the belt B; 8. a power structure; 81. a movable block B; 82. an activity room; 83. a movable plate; 84. a cylinder B; 9. connecting blocks; 10. a guide groove; 11. a cylinder A; 12. auxiliary rotating structure 121, motor; 122. a belt pulley; 123. a belt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, in the embodiment of the present invention, a positioning device for welding and a positioning method thereof include a work table 1 for fixing a pipe and four supporting legs 2 for supporting the work table 1, where the supporting legs 2 are cylindrical, and a non-slip pad is fixed at the bottom for preventing an operation from moving the work table to cause a position deviation of a welding point, the supporting legs 2 are fixedly connected to the bottom of the work table 1 through rivets, a rectangular movable groove A3 and a movable groove B4 for guiding and sliding are respectively formed at a middle position of an upper surface and a middle position of a lower surface of the work table 1 for fixing the pipe, sizes of the movable groove A3 and the movable groove B4 are the same, a bottom of an inner wall of the movable groove A3 is communicated with a top of an inner wall of the movable groove B4 through a connecting groove, sizes of the connecting groove are the movable groove A3 and the movable groove B4, a movable block A5 attached to an inner wall of the movable groove A3 is movably connected to the inside of the movable groove A3 for guiding, the corner position of the movable block A5 in the movable groove A3 is set to be in an arc shape, the position, corresponding to the movable block A5, of the inner wall of the movable groove A3 is matched with the movable block A5, an arc-shaped piece A6 is fixedly connected to the position, close to the middle position, of the upper surface of the movable block A5, a groove matched with the arc-shaped piece A6 is formed in the top of the movable block A5, the arc-shaped piece A6 is fixedly connected inside the groove, the arc-shaped piece A6 comprises one or more fixing rods A61, one or more roller shafts A62 and a roll of rolling belt A63, the quantity and the positions of the fixing rods A61 and the roller shafts A62 are matched with each other, the horizontally arranged roller shafts A62 are rotatably connected to one end of the fixing rod A61, the angle formed between the roller shafts A62 and the fixing rod A61 is a right angle, the roller shafts A62 support the rolling belt A63 and are used for supporting a relatively strong pipe fitting, the surface of, the other end of the fixed rod A61 is fixedly connected with the surface of the movable block A5, and the rolling belt A63 is movably sleeved on the surface of the roller shaft A62.
The top of the movable block A5 is provided with a movable positioning part 7 for clamping a pipe fitting, the movable positioning part 7 comprises a movable block C71, two movable rods 72 and an arc-shaped part B73, the arc-shaped part B73 is fixedly connected to the bottom of the movable block C71, the movable block C71 is a T-shaped block, the arc-shaped part B73 is arranged at the bottom of the vertical position of the T-shaped block, the two movable rods 72 are vertically arranged at the bottoms of two ends of the movable block C71 in an axial symmetry mode by taking the vertical axis of the movable block C71 as a symmetry axis, the movable rods 72 are round rods and are convenient to move in the guide groove 10, the bottom of each movable rod 72 penetrates through the movable block A5 and the guide groove 10 and is fixedly connected with the power structure 8, the arc-shaped part B73 comprises more than one fixed rod B731, more than one roller shaft B732 and one rolling belt B733, the arc-shaped part B73 is the same as the arc-shaped part A6, and is only distinguished on the right, because the pipe fitting is matched with the auxiliary rotating structure, the fixed rod B731 is fixedly connected to the surface of the movable block C71, the roller shaft B732 is rotatably connected to the other end of the fixed rod B731, the rolling belt B733 is movably sleeved on the surface of the roller shaft B732, one end of the middle roller shaft B732 is extended by about half of the length of the movable block A5 to be rotatably connected with the auxiliary rotating structure 12, the movable positioning part 7 clamps the pipe fitting through up-and-down movement to prevent the pipe fitting from shifting during welding, because the movable positioning part 7 is relatively wide, the pipe fitting is in a water state during clamping, because the arc-shaped part A6 and the arc-shaped part B73 are both arranged in an arc shape, the pipe fitting with a certain internal size can be clamped, the maximum clamping distance is the longest distance of the output shaft extension of the air cylinder B84, and the minimum distance is the shortest distance between the arc-shaped part A6 and the arc-shaped part B73, if the pipe fitting is large, if the pipe fitting is small, the two arc-shaped pieces A6 and the arc-shaped piece B73 are damaged due to extrusion, so that the pipe fitting with the size within a certain range can be clamped and positioned in an operating mode, the upper surface of the movable positioning piece 7 is provided with the auxiliary rotating structure 12 for rotating the pipe fitting, the output shaft of the auxiliary rotating structure 12 is connected with the movable positioning piece 7 in a rotating mode, the auxiliary rotating structure 12 enables the pipe fitting to rotate automatically around the horizontal axis of the auxiliary rotating structure 12, the pipe fitting connecting position can be conveniently rotated, the welding machine cannot automatically rotate and weld the pipe fitting, and convenient operability is provided, the auxiliary rotating structure 12 comprises a motor 121, a belt pulley 122 and a belt 123, the belt pulley 122 is fixedly sleeved on the surface of the output shaft of the motor 121, the motor 121 is fixed on the upper surface of the movable block C71 through a fixing bolt, the belt 123 is movably sleeved on the surface of the, the motor 121 is a speed reducing motor 121, and the motor 121 rotates to drive the roll shaft B732 to rotate through the belt pulley 122 and the belt 123, so that the rolling belt B733 rotates to rotate the pipe fitting, and a welding machine can weld conveniently.
The inside swing joint of activity groove B4 has the power structure 8 that is used for providing power for the movable positioning piece, power structure 8 includes movable block B81, activity room 82, fly leaf 83 and cylinder B84, power cylinder B84 fixed connection is in the intermediate position of movable block B81 bottom, the top of cylinder B84 output shaft is fixed with the intermediate position of fly leaf 83 bottom through movable block B81, fly leaf 83 horizontal swing joint is in the inside of activity room 82, drive fly leaf 83 through a cylinder B84 and reciprocate, activity room 82 sets up in the inside of movable block B81, the bottom of movable rod 72 and the upper surface fixed connection of fly leaf 83, fly leaf 83 reciprocates and can drive two movable rods 72 and reciprocate, thereby reciprocate movable block C71 and arc B73 and clamp the pipe fitting location.
The top of the power structure 8 is provided with a connecting block 9, the connecting block 9 is matched with the connecting groove in size, the connecting block 9 is fixedly connected with the bottom of a movable block A5, the bottom of a movable positioning part 7 penetrates through the movable block A5 and is fixedly connected with the inside of the power structure 8, the bottom of the inner wall of a movable groove A3 for guiding and sliding is provided with a slender guide groove 10, the guide groove 10 provides a movable area for a movable rod 72, so that the movable rod 72 can not be blocked when moving linearly, the movable rod 72 on the movable positioning part 7 is movably connected inside the guide groove 10, two ends of the workbench 1 are both fixedly connected with an air cylinder A11 for pushing the movable block A5 to move horizontally, one end of an output shaft of an air cylinder A11, which is close to the workbench 1, penetrates through the workbench 1 and extends to the surface of the connecting block 9 to be fixedly connected with the surface of the connecting block 9, the air cylinder A11, then the end face of the pipe fitting is connected and moved, and the two air cylinders A11 are started and stopped simultaneously, so that the moving distance of the movable block A5 is the same, and welding is facilitated.
The operation steps are as follows:
step one, starting an air cylinder B84 to enable an output shaft of an air cylinder B84 to extend, so that a movable plate 83 props against a movable rod 72 to drive a movable block C71 to move upwards, and an arc-shaped piece B73 and an arc-shaped piece A6 are far away from each other;
and secondly, placing the pipe fitting on the arc-shaped piece B73 and the arc-shaped piece A6, and contracting the output shaft of the air cylinder B84, so that the movable rod 72 is pulled through the movable plate 83 to drive the movable block C71 to move downwards, and the arc-shaped piece B73 moves downwards to be close to the arc-shaped piece A6, so that the pipe fitting can be fixed.
When the device is used, the cylinder B84 is started, the output shaft of the cylinder B84 extends, the movable plate 83 pushes against the movable rod 72 to drive the movable block C71 to move upwards, the arc-shaped piece B73 and the arc-shaped piece A6 are far away from each other, then the pipe fittings are placed on the arc-shaped piece B73 and the arc-shaped piece A6, the output shaft of the cylinder B84 contracts, the movable rod 72 is pulled by the movable plate 83 to drive the movable block C71 to move downwards, the arc-shaped piece B73 moves downwards to be close to the arc-shaped piece A6 to fix the pipe fittings, after the fixing is finished, the cylinder A11 is started, the cylinder A11 extends to move the two movable blocks A5 to be close to each other, the end face positions of the two pipe fittings to be welded are abutted, then the connecting positions are welded, the welding machine is fixed, the motor 121 rotates to drive the roller B732 to rotate through the belt 123, the roller B732 rotates to drive the rolling belt B733, therefore, the position of the pipe fitting to be welded is rotated for welding, a welding machine does not need to be rotated, and the operation is simple.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention without departing from the spirit and scope of the invention.
Claims (8)
1. A positioning device for welding comprises a workbench (1) for fixing a pipe fitting and four supporting legs (2) for supporting the workbench (1), and is characterized in that the supporting legs (2) are fixedly connected to the bottom of the workbench (1) through rivets, a rectangular movable groove A (3) and a movable groove B (4) for guiding and sliding are respectively arranged at the middle position of the upper surface and the middle position of the lower surface of the workbench (1) for fixing the pipe fitting, the bottom of the inner wall of the movable groove A (3) is communicated with the top of the inner wall of the movable groove B (4) through a connecting groove, a movable block A (5) attached to the inner wall of the movable groove A (3) is movably connected inside the movable groove A (3) for guiding and sliding, an arc-shaped part A (6) is fixedly connected to the position, close to the middle position, of the upper surface of the movable block A (5), the top of activity piece A (5) is provided with movable positioning piece (7) that is used for pressing from both sides tight pipe fitting, the inside swing joint of activity groove B (4) has power structure (8) that is used for providing power for movable positioning piece, the top of power structure (8) is provided with connecting block (9), connecting block (9) fixed connection is in the bottom of activity piece A (5), the bottom of activity positioning piece (7) run through activity piece A (5) and with the inside fixed connection of power structure (8), a slender guide way (10) have been seted up to the bottom that is used for direction and gliding activity groove A (3) inner wall, movable positioning piece (7) swing joint is in the inside of guide way (10), the equal fixedly connected with in both ends of workstation (1) is used for promoting cylinder A (11) horizontal migration of activity piece A (5), cylinder A (11) output shaft is close to the one end of workstation (1) and runs through workstation (1) and extends to the surface of connecting block (9) and the surface of connecting block (9 And (4) fixedly connecting.
2. The welding positioning device according to claim 1, wherein an auxiliary rotating structure (12) for rotating the pipe fitting is arranged on the upper surface of the movable positioning part (7), and an output shaft of the auxiliary rotating structure (12) is rotatably connected with the movable positioning part (7).
3. The welding positioning device as claimed in claim 1, wherein the arc-shaped member a (6) comprises one or more fixed rods a (61), one or more roller shafts a (62) and a roll of rolling belt a (63), the horizontally arranged roller shafts a (62) are rotatably connected to one ends of the fixed rods a (61), the other ends of the fixed rods a (61) are fixedly connected to the surface of the movable block a (5), and the rolling belt a (63) is movably sleeved on the surface of the roller shafts a (62).
4. The welding positioning device according to claim 1, wherein the movable positioning part (7) comprises a movable block C (71), two movable rods (72) and an arc-shaped part B (73), the arc-shaped part B (73) is fixedly connected to the bottom of the movable block C (71), the two movable rods (72) are axially symmetrically and vertically arranged at the bottoms of the two ends of the movable block C (71) by taking the vertical axis of the movable block C (71) as a symmetry axis, and the bottoms of the movable rods (72) penetrate through the movable block A (5) and the guide groove (10) and are fixedly connected with the power structure (8).
5. The welding positioning device as claimed in claim 4, wherein the arc-shaped member B (73) comprises one or more fixed rods B (731), one or more roller shafts B (732) and a rolling belt B (733), the fixed rods B (731) are fixedly connected to the surface of the movable block C (71), the roller shafts B (732) are rotatably connected to the other ends of the fixed rods B (731), the rolling belt B (733) is movably sleeved on the surface of the roller shaft B (732), and one end of the middle roller shaft B (732) is extended by about half of the length of the movable block A (5) to be rotatably connected with the auxiliary rotating structure (12).
6. The welding positioning device as claimed in claim 1, wherein the auxiliary rotating structure (12) comprises a motor (121), a belt pulley (122) and a belt (123), the belt pulley (122) is fixedly sleeved on the surface of the output shaft of the motor (121), the motor (121) is fixed on the upper surface of the movable block C (71) through a fixing bolt, the belt (123) is movably sleeved on the surface of the belt pulley (122), and the other end of the belt (123) is movably sleeved on the surface of the middle roller B (732).
7. The welding positioning device according to claim 1, wherein the power structure (8) comprises a movable block B (81), a movable chamber (82), a movable plate (83) and a cylinder B (84), the power cylinder B (84) is fixedly connected to the middle position of the bottom of the movable block B (81), the top of an output shaft of the cylinder B (84) penetrates through the movable block B (81) and is fixed to the middle position of the bottom of the movable plate (83), the movable plate (83) is horizontally and movably connected to the inside of the movable chamber (82), the movable chamber (82) is arranged inside the movable block B (81), and the bottom of the movable rod (72) is fixedly connected to the upper surface of the movable plate (83).
8. The positioning method of a positioning device for welding according to claim 1, characterized in that the operation steps are as follows:
step one, starting an air cylinder B (84) to enable an output shaft of the air cylinder B (84) to extend, so that a movable plate (83) pushes against a movable rod (72) to drive a movable block C (71) to move upwards, and an arc-shaped piece B (73) and an arc-shaped piece A (6) are far away from each other;
and step two, placing the pipe fitting on an arc-shaped part B (73) and an arc-shaped part A (6), and enabling an output shaft of the cylinder B (84) to contract, so that the movable rod (72) is pulled through the movable plate (83) to drive the movable block C (71) to move downwards, and the arc-shaped part B (73) moves downwards to be close to the arc-shaped part A (6) to fix the pipe fitting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011100919.XA CN112264759A (en) | 2020-10-15 | 2020-10-15 | Positioning device for welding and positioning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011100919.XA CN112264759A (en) | 2020-10-15 | 2020-10-15 | Positioning device for welding and positioning method thereof |
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| CN112264759A true CN112264759A (en) | 2021-01-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092680A (en) * | 2021-04-01 | 2021-07-09 | 溧阳市嘉雄不锈钢设备有限公司 | Nondestructive testing device for welding seam |
| CN114952171A (en) * | 2022-03-16 | 2022-08-30 | 浙江共合实业有限公司 | Stainless steel pipe fitting ring welding machine tool fixture device |
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| CN211332026U (en) * | 2019-11-06 | 2020-08-25 | 上海呈勋管道科技有限公司 | Rotatable positioning device for steel pipe welding |
| CN111730282A (en) * | 2020-07-20 | 2020-10-02 | 广东电网有限责任公司东莞供电局 | Metal electric power pipe straight seam welding set |
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| CN210415540U (en) * | 2019-07-09 | 2020-04-28 | 哈尔滨焊接研究院有限公司 | Welding base of PE pipe |
| CN211332026U (en) * | 2019-11-06 | 2020-08-25 | 上海呈勋管道科技有限公司 | Rotatable positioning device for steel pipe welding |
| CN111730282A (en) * | 2020-07-20 | 2020-10-02 | 广东电网有限责任公司东莞供电局 | Metal electric power pipe straight seam welding set |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113092680A (en) * | 2021-04-01 | 2021-07-09 | 溧阳市嘉雄不锈钢设备有限公司 | Nondestructive testing device for welding seam |
| CN114952171A (en) * | 2022-03-16 | 2022-08-30 | 浙江共合实业有限公司 | Stainless steel pipe fitting ring welding machine tool fixture device |
| CN114952171B (en) * | 2022-03-16 | 2023-12-29 | 浙江共合实业有限公司 | Tool clamp device of stainless steel pipe fitting ring welding machine |
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