CN116352364A - Pipe fitting welding device - Google Patents
Pipe fitting welding device Download PDFInfo
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- CN116352364A CN116352364A CN202310514739.3A CN202310514739A CN116352364A CN 116352364 A CN116352364 A CN 116352364A CN 202310514739 A CN202310514739 A CN 202310514739A CN 116352364 A CN116352364 A CN 116352364A
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- 238000003466 welding Methods 0.000 title claims abstract description 65
- 230000007246 mechanism Effects 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims description 45
- 238000000034 method Methods 0.000 description 8
- 210000001503 joint Anatomy 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
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- 238000005096 rolling process Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
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Classifications
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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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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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
- B23K2101/10—Pipe-lines
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention belongs to the field of pipe fitting welding devices, in particular to a pipe fitting welding device which comprises a base, wherein a fixing device is arranged on the base and comprises two groups of support frame mechanisms, the two groups of support frame mechanisms are fixedly arranged on the base, and a fixing component movably arranged in the support frame mechanisms, the fixing component comprises two groups of side plates, a first gear is driven to move along the radial direction, so that four groups of clamps are folded and moved towards the center until a receiving shaft slides to the extreme end of an inclined chute and cannot move, at the moment, a pipe fitting is clamped between the four groups of clamps, so that the fixing of the clamps is realized, when the pipe fitting needs to be disassembled, a first gear is driven to return to an initial position along the radial direction, the four groups of clamps are released from fixing the pipe fitting, the first gear can be driven by the existing electric cylinder or the cylinder and other devices, and the operation can be realized after the first gear moves, so that the device can be suitable for automatic operation.
Description
Technical Field
The invention belongs to the field of pipe fitting welding devices, and particularly relates to a pipe fitting welding device.
Background
Welding, also called welding, is a manufacturing process and technology for joining metal or other thermoplastic materials such as plastics in a heating, high-temperature or high-pressure mode, and in the welding process of pipe fittings, common pipe fitting welding modes are that a worker holds a welding gun to place two pipe fittings on a supporting table for rolling spot welding, and the spot welding positions are easily overlapped and are not uniform due to the fact that the spot welding positions are judged by naked eyes, so that defects are easily generated at welding positions, and welding quality and attractiveness are affected.
The utility model provides a pipe fitting welding set of publication number CN115889349A, belongs to welding equipment technical field, including plummer, welding set spare, pipe fitting installation component and brace table, the upper surface fixed connection brace table of plummer, welding set spare is fixed in the upper surface of brace table, the pipe fitting installation component is in the bilateral symmetry distribution of brace table; the pipe fitting installation component includes stand, three-jaw chuck, shift ring, first gear, second gear and third gear, and this pipe fitting welding set makes the pipe fitting can reach rotatory, spot welding, the multiple effect of decline welding rod position in the welding process through the cooperation of welding component and pipe fitting installation component, satisfies the demand of pipe fitting welding efficiency to promote pipe fitting electric welding's homogeneity, make pipe fitting welded quality, aesthetic property obtain promoting.
In practical implementation, two welded pipe fittings are required to be respectively installed on two three-jaw chucks, the three-jaw chucks are communicated with a sleeve, the pipe fittings penetrate through the three-jaw chucks and the sleeve, a welding surface of the pipe fittings is aligned with welding rods on a welding gun, the three-jaw chucks are screwed to fix the pipe fittings, the pipe fittings are known to be fixed through manual screwing of the three-jaw chucks, otherwise, the pipe fittings can be detached through manual operation of the three-jaw chucks after welding, so that the fixing mode is low in automation, and workers need to operate the three-jaw chucks by means of tools, so that the efficiency of pipe fitting installation and detachment is greatly affected; to this end, the invention provides a pipe welding device.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention discloses a pipe fitting welding device, which comprises a base, wherein a fixing device is arranged on the base and comprises two groups of support frame mechanisms, the two groups of support frame mechanisms are fixedly arranged on the base, and a fixing assembly movably arranged in the support frame mechanisms, the fixing assembly comprises two groups of side plates, four groups of clamps are movably arranged between the two groups of side plates, inclined sliding grooves formed in the clamps, a bearing shaft connected with the inclined sliding grooves in a sliding manner, a support fixedly connected with the bearing shaft, the support is fixed in an inner ring of a first gear, a support sleeve of the side plates is connected in a rotating manner, the support sleeve is movably arranged in the support frame mechanisms, the clamps are extruded along the bearing shaft sliding along the inclined sliding grooves, and the four groups of clamps are used for clamping pipe fittings.
The first gear is driven to move along the radial direction, so that the four groups of clamps are closed to the center and move until the receiving shaft slides to the most end part of the inclined chute and cannot move, at the moment, the pipe fitting is clamped between the four groups of clamps, so that the clamps are fixed, when the pipe fitting needs to be disassembled, the first gear is driven to return to the initial position along the radial direction, the four groups of clamps are used for releasing the fixing of the pipe fitting, the first gear can be driven through the existing electric cylinder or air cylinder and other devices, the operation can be realized after the first gear moves, and the device can be suitable for automatic operation.
Preferably, as shown in the figure, two groups of holes are symmetrically formed at two ends of the clamp, the holes are in sliding connection with the guide posts, four groups of mounting holes are formed in the side plates at equal angles, the guide posts are fixed in the mounting holes, and specifically, in the moving process of the clamp towards the pipe fitting direction, the holes formed at the end parts of the clamp slide along the guide posts, and the guide posts play a guiding role on the movement of the clamp.
Preferably, the fixing device further comprises: the baffle device is located inside the support frame mechanism to baffle device movable mounting installs fixed subassembly one end, installs the interlock mechanism between two sets of fixed subassemblies, and fixed mounting is at the electric putter on a set of support frame mechanism, and the baffle device includes: the second gear is arranged on the transmission rod mechanism below the second gear, the sleeve is screwed on the transmission rod mechanism, the spiral chute is formed in the sleeve, the limit pin is connected with the spiral chute in a sliding mode, the baffle is fixedly arranged at one end of the sleeve, the spring is arranged at one side of the second gear, the insertion holes are formed in one group of shell ends, the sleeve is inserted into the insertion holes, the limit pin is fixed at one group of shell ends, the limit pin slides along with the limit pin, the limit pin extrudes the inner wall of the spiral chute, the sleeve rotates, the rotating sleeve drives the baffle to overturn towards one side of the end part of the pipe fitting, the baffle staggers the end parts of the sleeve until the baffle is in a horizontal state by vertical overturning, the blocking of the baffle to the sleeve is relieved, and the two groups of sleeve ends can be smoothly butted.
Preferably, the transmission lever mechanism includes: the transmission shaft of the third gear is fixedly connected with the second gear, the semicircular pin is arranged at the end part of the transmission shaft, the semicircular slot is formed in the end part of the transmission shaft, the other side of the second gear is connected with four groups of sliding rods at equal angles, four groups of through holes are formed in the side plates at equal angles, the sliding rods are in sliding connection with the through holes, the transmission shaft is matched with the semicircular slot through the semicircular pin to enable the other group of transmission shaft to rotate, the other group of transmission shaft rotates to enable the other group of pipe fittings to rotate together, and therefore two groups of butted pipe fittings can rotate simultaneously, and a laser welding gun can encircle and weld along the butted positions of the two groups of butted pipe fittings.
Preferably, the support frame mechanism includes: the two groups of shells are fixed on the base, four groups of rectangular shafts are connected between the two groups of shells in a rotating mode at equal angles, a fourth gear of the inserted rectangular shaft is connected to the fixing frame in a rotating mode, the electric push rod is fixedly connected with one group of fixing frames, the fourth gear is meshed with the first gear, two groups of rectangular sliding grooves are symmetrically formed in the shells, two groups of guide blocks are symmetrically arranged on the outer ring of the support sleeve, the support sleeve is connected with the shells in a sliding mode, the guide blocks are connected with the inner cavity of the shells in a sliding mode, when the electric push rod pushes one group of fixing frames, the one group of fixing frames drive the four groups of gears to slide along the four groups of rectangular shafts respectively, driving of the first gear is achieved, secondly one group of rectangular shafts drive the corresponding fourth gear to rotate through a motor, and the fourth gear drives the first gear to rotate, and driving of the side plates is achieved.
Preferably, the linkage mechanism includes: the first shaft is fixed on the base, the first shaft is rotationally connected with a fifth gear of the first shaft, racks symmetrically distributed on two sides of the fifth gear are meshed with the fifth gear, guide holes are formed in a supporting sleeve, the guide holes are slidably connected with the racks, one ends of the racks are fixedly connected with a fixing frame, a laser welding gun is arranged right above two groups of supporting frame mechanisms, the laser welding gun is fixed on the supporting plate, the fifth gear rotates to enable another group of racks to slide along the corresponding guide holes, and the other group of racks simultaneously drive the other group of fixing frames to move, so that the other group of fixing assemblies can clamp the other group of pipe fittings, and the two groups of pipe fittings can synchronously move in opposite directions, the butt joint positions of the two groups of pipe fittings can be accurately located under the laser welding gun, and welding quality of the laser welding gun to the butt joint positions of the two groups of pipe fittings is guaranteed.
The beneficial effects of the invention are as follows:
1. the first gear is driven to move along the radial direction, the first gear drives the four groups of bearing shafts, the four groups of bearing shafts slide along the four groups of inclined sliding grooves respectively, the bearing shafts slide along the inclined sliding grooves along the bearing shafts, the bearing shafts extrude the inner walls of the inclined sliding grooves to enable the clamps to move towards the pipe fitting direction, so that the four groups of bearing shafts and the four groups of inclined sliding grooves are matched, the four groups of clamps are folded to move towards the center until the bearing shafts slide to the extreme end part of the inclined sliding grooves and cannot move, the pipe fitting is clamped between the four groups of clamps at the moment, so that the clamps are fixed, when the pipe fitting needs to be disassembled, the first gear is driven to return to the initial position along the radial direction, the four groups of clamps are released from fixing the pipe fitting, the first gear can be driven through devices such as an existing electric cylinder or an air cylinder, and the operation can be realized after the first gear moves, and the device can be suitable for automatic operation.
2. The pipe fitting is in the inside in-process of putting into support frame mechanism, and the pipe fitting end will support the baffle, and the baffle plays spacing effect to the pipe fitting end to make two sets of pipe fittings can the symmetric distribution in fixing device.
3. When the pipe fitting is clamped between four groups of clamps, the first gear is continuously driven to move along the radial direction, the bearing shaft pushes the clamps, the clamps sequentially drive the guide post, the side plates and the supporting sleeve to move together, and the springs are compressed, meanwhile, the four groups of clamps clamp the pipe fitting to move along the radial direction, in the moving process of the side plates, the side plates push the transmission rod mechanism, the transmission rod mechanism pushes the sleeve to slide along the insertion hole, meanwhile, the limiting pin shaft slides along the spiral chute, the limiting pin shaft extrudes the inner wall of the spiral chute along with the sliding of the limiting pin shaft, the sleeve is enabled to rotate, the rotating sleeve drives the baffle to overturn towards one side of the end part of the pipe fitting, the baffle staggers the end part of the sleeve until the baffle is in a horizontal state by vertical overturning, the blocking of the baffle to the sleeve is relieved, and the end parts of the two groups of the sleeve can be successfully butted.
4. After the baffle is turned vertically to be in a horizontal state, the transmission rod mechanism pushes the sleeve to slide along the jack until the semi-cylindrical pins at the ends of the two groups of transmission shafts are mutually inserted into the respective semi-circular slots, so that the butt joint of the two groups of transmission shafts is realized, the side plates are driven to rotate, the side plates drive the pipe fittings to rotate through the four groups of clamps, meanwhile, the side plates drive the second gear to rotate through the four groups of sliding rods, the second gear drives the transmission shafts to rotate, the transmission shafts drive the other group of transmission shafts to rotate through the cooperation of the semi-cylindrical pins and the semi-circular slots, and the other group of transmission shafts rotate to enable the other group of pipe fittings to rotate together, so that the laser welding gun can encircle and weld along the butt joint positions of the two groups of butted pipe fittings.
5. When the electric push rod pushes the fixing frame, the fixing frame drives the four groups of gears to slide along the four groups of rectangular shafts respectively, and the annular groove limits the first gear, so that the four groups of gears drive the first gear to move along the radial direction, the first gear is driven, the second rectangular shaft is driven to rotate by a motor, the rectangular shaft drives the corresponding fourth gear to rotate, the fourth gear drives the first gear to rotate, the first gear drives the clamp to rotate by the support, and the clamp drives the side plate to rotate, so that the rotation of the driving side plate is realized.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present invention.
FIG. 2 is a schematic view showing a combination of a fixing device and a pipe fitting according to the present invention.
Fig. 3 is a schematic diagram of a combination of a support frame mechanism, a fixing assembly and a baffle device in a cross section.
FIG. 4 is a schematic view of a fastening assembly according to the present invention.
Fig. 5 is an assembled schematic view of the fixing assembly of the present invention.
Fig. 6 is a schematic view of a combination of a shell, side plates and baffle means in cross section according to the invention.
FIG. 7 is a schematic diagram of a drive rod mechanism, sleeve, limit pin, and baffle assembly of the present invention.
FIG. 8 is a schematic view of the combination of the shell, mount, semi-cylindrical pins, and mounting assembly of the present invention.
In the figure: 1. a base; 2. a fixing device; 3. a laser welding gun; 4. a support plate; 5. a pipe fitting; 201. a support frame mechanism; 202. a linkage mechanism; 203. a fixing assembly; 204. an electric push rod; 205. a baffle device; 2031. a side plate; 11. a mounting hole; 12. a through hole; 2032. a clamp; 21. a guide post; 2033. an inclined chute; 2034. a receiving shaft; 2035. a bracket; 2036. a first gear; 2037. a support sleeve; 16. a guide block; 2051. a second gear; 2052. a transmission rod mechanism; 2053. a sleeve; 2054. limiting pin shafts; 2055. a baffle; 2056. a spiral chute; 2057. a spring; 2058. a slide bar; 31. a transmission shaft; 32. a third gear; 33. a semi-cylindrical pin; 34. a semicircular slot; 2011. a shell; 17. rectangular sliding grooves; 18 jacks; 2012. a rectangular shaft; 2013. a fourth gear; 2014. a fixing frame; 2015. a guide hole; 2021. a fifth gear; 2022. a first shaft; 2023. a rack.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Embodiment one: as shown in fig. 3 to 5, the pipe welding device according to the embodiment of the invention includes a base 1, a fixing device 2 is disposed on the base 1, the fixing device 2 includes two sets of support frame mechanisms 201, the two sets of support frame mechanisms 201 are fixedly mounted on the base 1, and a fixing component 203 movably mounted inside the support frame mechanisms 201, the fixing component 203 includes two sets of side plates 2031, four sets of clamps 2032 are movably mounted between the two sets of side plates 2031, a diagonal chute 2033 formed on the clamps 2032, a bearing shaft 2034 slidingly connected with the diagonal chute 2033, a support 2035 fixedly connected with the bearing shaft 2034, the support 2035 is fixed in an inner ring of a first gear 2036, a support sleeve 2037 screwed with the side plates 2031 is movably mounted in the support frame mechanisms 201, the bearing shaft 2034 slides along the diagonal chute 2033 to squeeze the clamps 2032, and the four sets of clamps 2032 are used for clamping the pipe 5.
Specifically, the two groups of support sleeves 2037 are different in length, the distance between the four groups of clamps 2032 is larger than the diameter of the pipe fitting 5, the contact sides of the clamps 2032 and the pipe fitting 5 are arc surfaces, when two groups of pipe fitting 5 are required to be subjected to butt welding, the two groups of pipe fitting 5 are respectively inserted into the two groups of support frame mechanisms 201, the pipe fitting 5 sequentially passes through the space between the side plates 2031 and the four groups of clamps 2032, the pipe fitting 5 is placed between the four groups of clamps 2032, then a first gear 2036 is driven to move along the radial direction, the first gear 2036 simultaneously drives four groups of receiving shafts 2034, the four groups of receiving shafts 2034 respectively slide along the four groups of inclined slide grooves 2033, along with the sliding of the receiving shafts 2034, the inner walls of the inclined slide grooves 2033 are extruded by the receiving shafts 2034, the clamps 2032 move towards the direction of the pipe fitting 5, the four groups of inclined slide grooves 2033 are matched, the four groups of clamps 2032 are folded towards the center until the receiving shafts 2034 are not moved until the end of the inclined slide groove 2033, the pipe fitting 5 is clamped between the four groups of clamps 2032, accordingly, the first gear 2036 can be driven to move along the radial direction, the first gear 2036 is driven to move along the fourth gear 2032, the first gear 2036 is driven to move automatically, the first gear 2036 is driven to move along the fourth gear 2036, and the position is required to move automatically, the fourth gear 203is realized, and the device can be driven to move along the gear 203, and the device is automatically, and can be driven to move along the position, and can be automatically, and can be driven, and the device, and can be automatically, and the device, and can be operated.
As shown in fig. 5, two groups of holes are symmetrically formed at two ends of the clamp 2032, the holes are slidably connected with the guide posts 21, four groups of mounting holes 11 are formed in the side plate 2031 at equal angles, and the guide posts 21 are fixed in the mounting holes 11.
Specifically, during the movement of the clamp 2032 toward the pipe 5, the hole formed at the end of the clamp 2032 slides along the guide post 21, and the guide post 21 plays a guiding role in the movement of the clamp 2032.
As shown in fig. 6 to 7, the fixing device 2 further includes: the baffle device 205, the baffle device 205 is located inside the support frame mechanism 201, and the baffle device 205 movable mounting is at fixed subassembly 203 one end, installs the interlock mechanism 202 between two sets of fixed subassemblies 203 to and the electric putter 204 of fixed mounting on a set of support frame mechanism 201, the baffle device 205 includes: the second gear 2051, the transmission rod mechanism 2052 arranged below the second gear 2051, the sleeve 2053 screwed on the transmission rod mechanism 2052, the spiral chute 2056 arranged on the sleeve 2053, the limit pin 2054 connected with the spiral chute 2056 in a sliding manner, the baffle 2055 fixedly arranged at one end of the sleeve 2053, the spring 2057 arranged at one side of the second gear 2051, the jack 18 arranged at the end part of the set of shells 2011, the sleeve 2053 inserted into the jack 18, and the limit pin 2054 fixed at the end part of the set of shells 2011.
Specifically, in the process of placing the pipe fitting 5 into the supporting frame mechanism 201, the end part of the pipe fitting 5 abuts against the baffle plate 2055, the baffle plate 2055 plays a limiting role on the end part of the pipe fitting 5, so that two groups of pipe fittings 5 can be symmetrically distributed in the fixing device 2, after the pipe fitting 5 is clamped between the four groups of clamps 2032, the first gear 2036 is continuously driven to move along the radial direction, the bearing shaft 2034 pushes the clamps 2032, the clamps 2032 sequentially drive the guide post 21, the side plate 2031 and the supporting sleeve 2037 to move together, the springs 2057 are compressed, meanwhile, the four groups of clamps 2032 clamp the pipe fitting 5 along the radial direction, in the process of moving the side plate 2031, the side plate 2031 pushes the transmission rod mechanism 2052, the transmission rod mechanism 2053 slides along the jack 18, meanwhile, the limiting pin 2054 slides along the spiral chute 2056, the limiting pin 2054 presses the inner wall of the spiral chute 2056, the sleeve 2053 rotates, the rotating sleeve 2053 drives one side of the end part of the baffle plate 2055 to turn over, the baffle plate 2055 staggers the end part of the sleeve 2053, and the sleeve 2053 moves along the radial direction, and the end part of the sleeve 2053, and the sleeve 2053 is turned vertically, in the state, and the two groups of the end parts 2053 can be smoothly blocked by the sleeve 2053.
As shown in fig. 6, the transmission lever mechanism 2052 includes: the third gear 32, the third gear 32 meshes with the second gear 2051, the transmission shaft 31 fixedly connected with the third gear 32, the semi-cylindrical pin 33 arranged at the end part of the transmission shaft 31, and the semi-circular slot 34 arranged at the end part of the transmission shaft 31, the other side of the second gear 2051 is connected with four groups of sliding rods 2058 at equal angles, four groups of through holes 12 are arranged on the side plate 2031 at equal angles, and the sliding rods 2058 are connected with the through holes 12 in a sliding manner.
Specifically, an annular groove is formed on the outer ring of the second gear 2051, teeth of the second gear 2051 are located in the annular groove, the annular groove plays a limiting role on the third gear 32, after the baffle 2055 is turned vertically to be in a horizontal state, the transmission rod mechanism 2052 pushes the sleeve 2053 to slide along the jack 18 until the semicircular pins 33 at the end parts of the two groups of transmission shafts 31 are mutually inserted into the semicircular slots 34, so that the two groups of transmission shafts 31 are in butt joint, the side plate 2031 is driven to rotate, the side plate 2031 drives the pipe 5 to rotate through the four groups of clamps 2032, meanwhile, the side plate 2031 drives the second gear 2051 to rotate through the four groups of sliding rods 2058, the second gear 2051 drives the transmission shaft 31 to rotate, the transmission shaft 31 drives the other group of transmission shafts 31 to rotate through the cooperation of the semicircular pins 33 and the semicircular slots 34, and the other group of transmission shafts 31 rotate together, so that the two groups of butted pipe 5 rotate simultaneously, and the laser welding gun 3 can be welded around the butt joint of the two groups of pipe 5.
As shown in fig. 2 to 3, the support frame mechanism 201 includes: two groups of shells 2011, the shells 2011 are fixed on the base 1, four groups of rectangular shafts 2012 are connected between the two groups of shells 2011 in a rotating mode at equal angles, a fourth gear 2013 of the rectangular shafts 2012 is connected to the fixed frame 2014 in a rotating mode, the electric push rod 204 is fixedly connected with the fixed frame 2014, the fourth gear 2013 is meshed with the first gear 2036, two groups of rectangular sliding grooves 17 are symmetrically formed in the shells 2011, two groups of guide blocks 16 are symmetrically arranged on the outer circles of the support sleeves 2037, the support sleeves 2037 are connected with the shells 2011 in a sliding mode, and the guide blocks 16 are connected with the inner cavities of the shells 2011 in a sliding mode.
Specifically, the electric push rod 204 is a linear transmission servo electric cylinder in the prior art, and is used for driving a group of fixing frames 2014 to move along a radial direction, an annular groove is also formed in an outer ring of the fourth gear 2013, teeth of the fourth gear 2013 are located in the annular groove, the annular groove plays a role in limiting the first gear 2036, when the electric push rod 204 pushes the group of fixing frames 2014, the group of fixing frames 2014 drive the group of gears 2013 to slide along the group of rectangular shafts 2012 respectively, the group of gears 2013 drive the group of gears 2036 to move along the radial direction due to limiting of the annular groove on the first gear 2036, driving of the first gear 2036 is achieved, then one group of rectangular shafts 2012 drive the corresponding fourth gear 2013 to rotate through motor driving, the fourth gear 2013 drives the first gear 2036 to rotate, and the first gear 2036 drives the clamp 2032 to rotate through the bracket 2035, and the clamp 2032 drives the side plate 2031 to rotate.
Embodiment two: as shown in fig. 1, 2 and 8, a first comparative example is shown in which another embodiment of the present invention is: the interlocking mechanism 202 includes: the first shaft 2022, the first shaft 2022 is fixed on the base 1, the fifth gear 2021 of the first shaft 2022 is connected with the fifth gear 2021 in a rotating mode, racks 2023 are symmetrically distributed on two sides of the fifth gear 2021, the racks 2023 are meshed with the fifth gear 2021, a guide hole 2015 is formed in a supporting sleeve 2037, the guide hole 2015 is connected with the racks 2023 in a sliding mode, one end of each rack 2023 is fixedly connected with a fixing frame 2014, a laser welding gun 3 is arranged right above two groups of supporting frame mechanisms 201, and the laser welding gun 3 is fixed on the supporting plate 4.
Specifically, the laser welding gun 3 adopts a related structure of a laser welding device in the prior art, the laser welding gun 3 is used for welding the pipe fitting 5, when the electric push rod 204 pushes the group of fixing frames 2014, the group of fixing frames 2014 simultaneously drives the group of racks 2023 to slide along the guide holes 2015, the movable group of racks 2023 rotates the fifth gear 2021, the rotating fifth gear 2021 enables the other group of racks 2023 to slide along the corresponding guide holes 2015, the other group of racks 2023 simultaneously drives the other group of fixing frames 2014 to move, so that the other group of fixing assemblies 203 can clamp the other group of pipe fitting 5, and the two groups of pipe fitting 5 can synchronously move in opposite directions, so that the joint of the two groups of pipe fitting 5 can be accurately positioned under the laser welding gun 3, and the welding quality of the joint of the laser welding gun 3 to the two groups of pipe fitting 5 is ensured.
When two sets of pipe fittings 5 are needed to be butt welded, the two sets of pipe fittings 5 are respectively inserted into the two sets of supporting frame mechanisms 201, the pipe fittings 5 sequentially pass through the space between the side plates 2031 and the four sets of clamps 2032, the pipe fittings 5 are placed between the four sets of clamps 2032, and the ends of the pipe fittings 5 are abutted against the baffle 2055, when the electric push rod 204 pushes one set of fixing frames 2014, the one set of fixing frames 2014 drives the four sets of gears 2013 to respectively slide along the four sets of rectangular shafts 2012, the first gears 2036 are limited by the annular grooves, the four sets of gears 2013 drive the first gears 2036 to move along the radial direction, the first gears 2036 simultaneously drive the four sets of bearing shafts 2034, the four sets of bearing shafts 2034 respectively slide along the four sets of inclined sliding grooves 2033, the bearing shafts 2034 slide along the inclined sliding grooves 2033 along with the shafts 2034, the inner walls of the inclined sliding grooves 2033 are extruded by the bearing shafts 2032 to move along the directions of the pipe fittings 5, therefore, the four groups of bearing shafts 2034 are matched with the four groups of inclined sliding grooves 2033, so that the four groups of clamps 2032 are folded and moved towards the center until the bearing shafts 2034 slide to the extreme end of the inclined sliding grooves 2033 and cannot move, at the moment, the pipe fitting 5 is clamped between the four groups of clamps 2032, the first gear 2036 is continuously driven to move along the radial direction, the bearing shafts 2034 push the clamps 2032, the clamps 2032 sequentially drive the guide posts 21, the side plates 2031 and the supporting sleeves 2037 to move together, and compress the springs 2057, meanwhile, the four groups of clamps 2032 clamp the pipe fitting 5 to move along the radial direction, in the moving process of the side plates 2031, the side plates 2031 push the transmission rod mechanism 2052, the transmission rod mechanism 2052 pushes the sleeve 2053 to slide along the insertion hole 18, meanwhile, the limiting pin 2054 slides along the spiral sliding groove 2056, the limiting pin 2054 presses the inner wall of the spiral sliding groove 2056, the sleeve 2053 rotates, the rotating sleeve 2053 drives the baffle 2055 to overturn towards the end part side of the pipe fitting 5, the baffle 2055 is staggered with the end of the sleeve 2053 until the baffle 2055 is turned vertically to be in a horizontal state, when the electric push rod 204 pushes a group of fixing frames 2014, the group of fixing frames 2014 simultaneously drives a group of racks 2023 to slide along the guide holes 2015, the movable group of racks 2023 enables the fifth gear 2021 to rotate, the rotating fifth gear 2021 enables the other group of racks 2023 to slide along the corresponding guide holes 2015, the other group of racks 2023 simultaneously drives the other group of fixing frames 2014 to move, thereby the other group of fixing assemblies 203 can clamp the other group of pipe fittings 5, and the two groups of pipe fittings 5 can synchronously move in opposite directions to realize butt joint of the two groups of pipe fittings 5, after the baffle 2055 is turned vertically to be in a horizontal state, the transmission rod mechanism 2052 pushes the sleeve 2053 to slide along the jacks 18 until the semicircular pins 33 at the end parts of the two groups of transmission shafts 31 are mutually inserted into the semicircular slots 34, the rectangular shafts 2012 of the corresponding fourth gear 2013 are driven to rotate by a motor, the fourth gear 2013 is driven by the fourth gear 2013, the first gear 2013 drives the first gear 2036 to rotate, the other group of the first gear 2036 drives the first gear 2031 to rotate, the other group 2032 to rotate, the other group of the other round pin 2031 is driven by the other round pin 2031, and the other round pin 2032 rotates the other round pin 2031, and the other round pin 2031 rotates the other round pin 2031.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Pipe fitting welding set, including base (1), its characterized in that: a fixing device (2) is arranged on the base (1);
the fixing device (2) comprises two groups of support frame mechanisms (201), and the two groups of support frame mechanisms (201) are fixedly arranged on the base (1);
and a fixed component (203) movably mounted inside the support frame mechanism (201);
the fixing assembly (203) comprises two groups of side plates (2031), and four groups of clamps (2032) are movably arranged between the two groups of side plates (2031);
a diagonal chute (2033) arranged on the clamp (2032);
a receiving shaft (2034) which is connected with the inclined chute (2033) in a sliding manner;
a bracket (2035) fixedly connected to the receiving shaft (2034);
the bracket (2035) is fixed in the inner ring of the first gear (2036);
a supporting sleeve (2037) screwed on the side plate (2031), wherein the supporting sleeve (2037) is movably arranged in the supporting frame mechanism (201);
the clamp (2032) is pressed by a bearing shaft (2034) sliding along the inclined chute (2033), and four groups of clamps (2032) are used for clamping the pipe fitting (5).
2. A pipe welding apparatus according to claim 1, wherein: two groups of holes are symmetrically formed in two ends of the clamp (2032), the holes are connected with the guide posts (21) in a sliding mode, four groups of mounting holes (11) are formed in the side plates (2031) in an equal angle mode, and the guide posts (21) are fixed in the mounting holes (11).
3. A pipe welding apparatus according to claim 2, wherein: the fixing device (2) further comprises:
the baffle device (205) is positioned in the support frame mechanism (201), and the baffle device (205) is movably installed at one end of the fixed assembly (203);
a linkage mechanism (202) installed between two groups of the fixing components (203);
and an electric push rod (204) fixedly mounted on a group of the support frame mechanisms (201).
4. A pipe welding apparatus according to claim 3, wherein: the baffle device (205) comprises:
a second gear (2051);
a transmission rod mechanism (2052) provided below the second gear (2051);
a sleeve (2053) screwed on the transmission rod mechanism (2052);
a spiral chute (2056) provided on the sleeve (2053);
a limit pin shaft (2054) which is connected with the spiral chute (2056) in a sliding way;
a baffle (2055) fixedly mounted at one end of the sleeve (2053);
and a spring (2057) attached to one side of the second gear (2051).
5. A pipe welding apparatus as defined in claim 4 wherein: the transmission rod mechanism (2052) includes:
a third gear (32), the third gear (32) engaging the second gear (2051);
a transmission shaft (31) fixedly connected with the third gear (32);
a semi-cylindrical pin (33) provided at an end of the drive shaft (31);
and a semicircular slot (34) formed at the end of the transmission shaft (31);
the other side of the second gear (2051) is connected with four groups of sliding rods (2058) at equal angles, four groups of through holes (12) are formed in the side plate (2031) at equal angles, and the sliding rods (2058) are connected with the through holes (12) in a sliding mode.
6. A pipe welding apparatus as defined in claim 5, wherein: the support frame mechanism (201) includes:
two sets of shells (2011), the shells (2011) being fixed on the base (1);
four groups of rectangular shafts (2012) which are screwed between two groups of the shells (2011) at equal angles;
a fourth gear (2013) which is inserted into the rectangular shaft (2012);
and a fixed frame (2014), wherein the fourth gear (2013) is screwed on the fixed frame (2014).
7. A pipe welding apparatus as defined in claim 6, wherein: the electric push rod (204) is fixedly connected with a group of fixing frames (2014), the fourth gear (2013) is meshed with the first gear (2036), a group of jacks (18) are formed in the ends of the shells (2011), the sleeves (2053) are inserted into the jacks (18), and the limiting pin shafts (2054) are fixed at the ends of the group of shells (2011).
8. A pipe welding apparatus as defined in claim 7, wherein: two groups of rectangular sliding grooves (17) are symmetrically formed in the shell (2011), two groups of guide blocks (16) are symmetrically arranged on the outer ring of the supporting sleeve (2037), the supporting sleeve (2037) is connected with the shell (2011) in a sliding mode, and the guide blocks (16) are connected with the inner cavity of the shell (2011) in a sliding mode.
9. A pipe welding apparatus as defined in claim 8, wherein: the interlocking mechanism (202) includes:
-a first shaft (2022), said first shaft (2022) being fixed to said base (1);
a fifth gear (2021) rotationally coupled to the first shaft (2022);
and racks (2023) symmetrically distributed on both sides of the fifth gear (2021);
the rack (2023) is meshed with the fifth gear (2021), a guide hole (2015) is formed in the supporting sleeve (2037), the guide hole (2015) is connected with the rack (2023) in a sliding mode, and one end of the rack (2023) is fixedly connected with the fixing frame (2014).
10. A pipe welding apparatus as defined in claim 9, wherein: and a laser welding gun (3) is arranged right above the two groups of support frame mechanisms (201), and the laser welding gun (3) is fixed on the support plate (4).
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