CN117583424B - Ovality adjustment tool for welding large flange of pressure vessel equipment - Google Patents
Ovality adjustment tool for welding large flange of pressure vessel equipment Download PDFInfo
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- CN117583424B CN117583424B CN202410066679.8A CN202410066679A CN117583424B CN 117583424 B CN117583424 B CN 117583424B CN 202410066679 A CN202410066679 A CN 202410066679A CN 117583424 B CN117583424 B CN 117583424B
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- large flange
- ovality
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- driving
- flange
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- 238000003466 welding Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 71
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000011295 pitch Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 abstract description 35
- 238000010586 diagram Methods 0.000 description 4
- 238000005482 strain hardening Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/14—Recontouring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/02—Making hollow objects characterised by the structure of the objects
- B21D51/10—Making hollow objects characterised by the structure of the objects conically or cylindrically shaped objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/24—Making hollow objects characterised by the use of the objects high-pressure containers, e.g. boilers, bottles
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention discloses an ovality adjusting tool for welding a large flange of pressure vessel equipment, in particular to the field of flange ovality adjustment, which is used for adjusting ovality of the large flange and comprises a cylinder body and the large flange, and comprises the following components: the support piece is used for supporting the cylinder; the device further comprises an adjusting mechanism I, the adjusting mechanism I comprises a vertical frame, a side support plate is arranged on the vertical frame, a driving piece I is arranged on the vertical frame, the output end of the driving piece I is connected with a supporting plate, and the driving piece I is used for driving the supporting plate to move. The invention adjusts the diameter of the large flange by applying opposite force, and in the adjusting process, the large flange can be adjusted to the length range of the standard diameter by measuring the diameter of the large flange, so that the problem that the mounting holes on the large flange are misplaced when the large flange is mounted because the large flange cannot be extruded into the standard circle due to too small or too large extrusion force is avoided.
Description
Technical Field
The invention relates to the technical field of flange ellipticity adjustment, in particular to an ellipticity adjustment tool for welding a large flange of pressure vessel equipment.
Background
A pressure vessel device is a device designed to store, control or transport a gas or liquid within its interior, which vessels generally need to be able to withstand relatively high pressures.
The large-scale reation kettle is one of the pressure vessel equipment, large-scale reation kettle's whole includes barrel and big flange, and need carry out welded fastening between barrel and the big flange in production process, during the welding, flange and barrel receive high temperature influence, lead to thermal expansion, when the cooling, because the shrinkage rate of different parts is different, can lead to inhomogeneous deformation, lead to the flange to wholly be oval form, when leading to at the on-the-spot installation, can have dislocation to not going up because of the deformation of flange lead to the flange mounting hole, consequently need carry out ovality adjustment to the flange after the welding.
At present, the adjustment mode of the ovality of the flange mainly comprises a cold working mode and a hot working mode, but the hot working mode possibly introduces larger thermal stress in the heating process to further deform the flange, so that in order to avoid the thermal stress and deformation, the cold working mode is generally adopted at present, the cold working mode mainly comprises the mode of extruding and adjusting the flange from the inside of the large flange and the outside of the large flange, the adjustment tool is required to be placed at the inner side of the large flange, then a tool and a jack are required to be moved down to rotate the flange to find points, then the jack and the tool are moved to be fixed, the time is relatively consumed, and the manual operation is relatively complicated, so that the ovality adjustment is generally carried out on the large flange in the mode of extruding the large flange from the outside.
However, in the extrusion process, because the deformation degrees of different large flanges after welding are different, when extrusion adjustment is performed, extrusion force cannot be accurately controlled, so that the large flanges cannot be guaranteed to be extruded and adjusted to be round, the problem that extrusion force is too large or extrusion force is too small in the extrusion process can occur, the extrusion force is too large to cause excessive extrusion, the flanges are further deformed, the extrusion force is too small, and the flange which is in an elliptical shape cannot be extruded into a standard circle.
Disclosure of Invention
The invention provides an ovality adjusting tool for welding a large flange of pressure vessel equipment, which aims to solve the problems that: in the existing cold working extrusion mode, the deformation degree of different large flanges after welding is different in the extrusion process, so that extrusion force cannot be accurately controlled during extrusion adjustment, and the problem that the extrusion force is too large or the extrusion force is too small in the extrusion process can occur, so that the flanges are further deformed or cannot be extruded into a standard circle state for the oval-shaped flanges.
In order to achieve the above purpose, the present invention provides the following technical solutions: an ovality adjustment tool for welding a large flange of pressure vessel equipment is used for adjusting ovality of the large flange, comprises a cylinder body and the large flange, and comprises: the support piece is used for supporting the cylinder; the device comprises a first adjusting mechanism, a second adjusting mechanism and a third adjusting mechanism, wherein the first adjusting mechanism comprises a vertical frame, a side support plate is arranged on the vertical frame, a first driving piece is arranged on the vertical frame, the output end of the first driving piece is connected with a supporting plate, the first driving piece is used for driving the supporting plate to move, the side support plate is aligned with the supporting plate in the vertical direction, a large flange is positioned between the side support plate and the supporting plate, a measuring piece is fixedly arranged on one side of the side support plate, and the measuring piece is used for measuring the diameter of the large flange in the adjusting process; when the support plate is used, the support plate and the side support plate move in opposite directions to adjust the diameter of the large flange to the length range of the standard diameter.
In a preferred embodiment, the ovality adjustment tool further comprises a clamping and rotating mechanism, the clamping and rotating mechanism comprises a base, a second driving piece is installed on the base, the output end of the second driving piece is connected with a transverse seat, a third driving piece is installed on one side of the transverse seat, a screw rod is rotationally arranged in the transverse seat, the output end of the third driving piece is connected with the screw rod, two clamping pieces are slidably arranged in the transverse seat, two groups of external threads are arranged on the outer side of the screw rod, the pitches of the two groups of external threads are identical, the directions of rotation are opposite, and the two groups of external threads are in threaded fit connection with the corresponding clamping pieces.
In a preferred embodiment, this ellipticity adjustment frock still includes guiding mechanism two, guiding mechanism two includes the connecting seat, install driving piece four on the connecting seat, the rotation is provided with the disc in the connecting seat, driving piece four's output is connected with the disc, fixed mounting has two round axles on the disc, the outside of two round axles all overlaps and is equipped with sliding frame, two sliding frame all sliding connection are in the connecting seat, all fixed being provided with the connecting plate on two sliding frame, two connecting plates all stretch to outside the connecting seat, and all install the regulating plate on two connecting plates.
In a preferred embodiment, the sliding frame is provided with a rectangular opening, and the circular shaft is movably contacted with the inner wall of the rectangular opening.
In a preferred embodiment, the ovality adjustment tool further comprises a linear driving mechanism, the linear driving mechanism is used for driving the second adjusting mechanism to linearly move, the linear driving mechanism comprises a sliding plate, one end of the sliding plate is fixedly connected with the connecting seat, the sliding plate is slidably connected in the base, a clamping groove is formed in the sliding plate, a rack is fixedly arranged in the clamping groove, a driving part five is fixedly installed on the base, the output end of the driving part five is connected with a gear, and the gear is meshed with the rack.
In a preferred embodiment, the device further comprises two vertical adjusting mechanisms for driving the support member and the clamping and rotating mechanism to move vertically.
In a preferred embodiment, the vertical adjusting mechanism comprises a supporting seat, a groove is formed in the supporting seat, a driving piece six is installed in the groove, and the output end of the driving piece six is connected with a screw rod.
In a preferred embodiment, a supporting mechanism is arranged on one side of the supporting seat, the supporting mechanism comprises a guide rail, a supporting rod is slidably arranged on the guide rail, and one end, far away from the guide rail, of the supporting rod is fixedly connected with the sliding plate.
In a preferred embodiment, the support comprises two support rollers rotatably arranged on the support;
in a preferred embodiment, a side frame is mounted on the outer side of the vertical frame, two limiting plates are mounted on the side frame, a first driving piece is located between the two limiting plates, a base plate is movably placed on the side frame and located below the first driving piece, and lug plates are fixedly mounted on two sides of the vertical frame.
The invention has the beneficial effects that:
according to the invention, the diameter of the large flange is adjusted by applying opposite force through the adjusting mechanism, and in the adjusting process, the large flange can be adjusted to the length range of the standard diameter through measuring the diameter of the large flange, so that the condition that the large flange cannot be extruded into a standard circle due to too small or too large extrusion force is avoided, and the problem that the dislocation of mounting holes on the large flange cannot occur during mounting is avoided.
According to the invention, the second adjusting mechanism is arranged, so that the edges of the large flanges are contacted, tightly abutted and tightly pressed in the extrusion process, and the problem that tiny bulges are formed at the edges of the large flanges due to extrusion force generated when the ovality of the large flanges is adjusted by the first adjusting mechanism is avoided.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic structural view of the support member of the present invention.
Fig. 3 is a diagram showing the correction state of the large flange when the pressing force to the large flange is too small.
Fig. 4 is a diagram showing the correction state of the large flange when the extrusion force of the large flange is excessive.
Fig. 5 is a schematic perspective view of a second embodiment of the present invention.
Fig. 6 is a schematic structural view of the clamping and rotating mechanism of the present invention.
FIG. 7 is a schematic view of the large flange of the present invention during adjustment to create a bulge in the edge of the large flange.
FIG. 8 is a schematic diagram of a second adjustment mechanism and a linear driving mechanism according to the present invention.
Fig. 9 is a schematic cross-sectional view of the connecting base of the present invention.
Fig. 10 is a schematic structural view of the vertical adjustment mechanism of the present invention.
Fig. 11 is a schematic structural view of the supporting mechanism of the present invention.
The reference numerals are: 1. a cylinder; 2. a large flange; 3. a support; 31. supporting rollers; 4. an adjusting mechanism I; 41. a vertical frame; 411. a side frame; 412. a limiting plate; 413. a backing plate; 414. ear plates; 42. a side support plate; 43. a first driving member; 44. a support plate; 45. a measuring member; 5. a clamping and rotating mechanism; 51. a base; 52. a second driving piece; 53. a transverse seat; 54. a third driving member; 55. a screw rod; 56. a clamping member; 6. an adjusting mechanism II; 61. a connecting seat; 62. a driving member IV; 63. a disc; 64. a circular shaft; 65. a sliding frame; 66. a connecting plate; 67. an adjustment plate; 7. a linear driving mechanism; 71. a slide plate; 72. a clamping groove; 73. a rack; 74. a fifth driving member; 75. a gear; 8. a vertical adjustment mechanism; 81. a support base; 82. a driving piece six; 83. a screw; 9. a support mechanism; 91. a guide rail; 92. and (5) supporting the rod.
Detailed Description
The following detailed description of the present application is provided in conjunction with the accompanying drawings, and it is to be understood that the following detailed description is merely illustrative of the application and is not to be construed as limiting the scope of the application, since numerous insubstantial modifications and adaptations of the application will be to those skilled in the art in light of the foregoing disclosure.
Referring to fig. 1 to 4 of the accompanying drawings of the specification, an ovality adjustment tool for welding a large flange of pressure vessel equipment is used for adjusting ovality of a large flange 2, and comprises a cylinder 1 and the large flange 2, wherein the cylinder 1 and the large flange 2 are fixed by welding, and the ovality adjustment tool comprises: a support 3, the support 3 being for supporting the cylinder 1; the device comprises a first adjusting mechanism (4), wherein the first adjusting mechanism (4) comprises a vertical frame (41), a side support plate (42) is arranged on the vertical frame (41), a first driving piece (43) is arranged on the vertical frame (41), the output end of the first driving piece (43) is connected with a support plate (44), the first driving piece (43) is used for driving the support plate (44) to move, the side support plate (42) is aligned with the support plate (44) in the vertical direction, a large flange (2) is positioned between the side support plate (42) and the support plate (44), a measuring piece (45) is fixedly arranged on one side of the side support plate (42), and the measuring piece (45) is used for measuring the diameter of the large flange (2) in the adjusting process; in use, movement of the support plate 44 in opposition to the side support plate 42 adjusts the diameter of the large flange 2 to the length of the standard diameter.
It should be noted that, the vertical frame 41 and the side support plates 42 are all H-shaped steel, the supporting member 3 is a roller frame, the first driving member 43 is a jack, the measuring member 45 is a scale, the number of the side support plates 42 is four, the four side support plates 42 are respectively and fixedly arranged on the four sides of the vertical frame 41, and the heights of the four side support plates 42 are different, so that the four side support plates 42 are suitable for ovality adjustment of the large flange 2 with different sizes, and the standard diameter length range is 2mm of the diameter size tolerance of the large flange 2.
The implementation scene is specifically as follows: the welded cylinder body 1 and the large flange 2 are placed on a roller frame, the cylinder body 1 is assisted to rotate by the roller frame, the position of the large flange 2 to be regulated is aligned with the bottom of a supporting plate 44 in the vertical direction, the large flange 2 is contacted with the bottom of a side support plate 42, then a jack drives the supporting plate 44 to move upwards to push the large flange 2, the large flange 2 is deformed to regulate the ovality of the large flange 2, the large flange 2 deformed into an oval shape after welding is deformed into a standard circular state, in addition, as shown in fig. 2, the large flange 2 is deformed into a schematic diagram with too small extrusion force, as shown in fig. 3, the large flange 2 is extruded with too large extrusion force, in order to avoid the problem that the large flange 2 is not extruded into a circular shape due to too small extrusion force, or the problem that the large flange 2 is further deformed due to too large extrusion force, in the extrusion process, the distance between the side support plate 42 and the supporting plate 44 is within the length range of the standard extrusion force of the large flange 2 when the supporting plate 44 moves upwards to the standard extrusion force, so that the large flange 2 can be controlled to ensure that the large flange 2 is accurately installed in the standard circular state or the problem that the large flange 2 cannot be installed in the standard circular state due to the too large extrusion force is avoided.
In the above technical solution, after the adjustment of the large flange 2, in order to ensure that the adjustment of the large flange 2 is qualified, further detection of the large flange 2 is required, and therefore, the invention also provides a clamping and rotating mechanism 5 for detecting ovality of the large flange 2 after the adjustment.
Further, as shown in fig. 5 and 6, the clamping and rotating mechanism 5 includes a base 51, a second driving member 52 is installed on the base 51, an output end of the second driving member 52 is connected with a horizontal seat 53, a third driving member 54 is installed on one side of the horizontal seat 53, a screw rod 55 is rotationally arranged in the horizontal seat 53, an output end of the third driving member 54 is connected with the screw rod 55, two clamping members 56 are slidingly arranged in the horizontal seat 53, two groups of external threads are arranged on the outer side of the screw rod 55, pitches of the two groups of external threads are identical, and the directions of rotation are opposite, and the two groups of external threads are in threaded fit with the corresponding clamping members 56.
It should be noted that, the second driving member 52 is the first motor, the third driving member 54 is the second motor, the clamping member 56 is the splint that is V-shaped setting, through the splint that is V-shaped setting, can be applicable to the centre gripping to the big flange 2 of equidimension, the second motor drives the lead screw 55 to rotate, make it under the effect of two sets of external screw threads that set up in the lead screw 55, drive two splint that are V-shaped setting and be close to the motion mutually, press from both sides tight fixation to the big flange 2, then the horizontal seat 53 rotation of first motor drive, make horizontal seat 53 when rotatory, drive barrel 1 and big flange 2 rotation through two splint that are V-shaped setting, make big flange 2 in rotatory in-process, because the distance between backup pad 44 and the side flange 2 diameter of equal big flange 2, if big flange 2 diameter has been adjusted to standard diameter length scope, then big flange 2 can be in smooth rotation between backup pad 44 and side flange 42, otherwise, if big flange 2 is not adjusted to standard diameter length scope, press from both sides tight position to the big flange 2 can not be blocked by the big flange 2 because of the big flange 2 still can not be carried out the correction because of the big flange 2 of the big position that is blocked.
In the above technical solution, when the extrusion force generated by the opposite movement extrudes the large flange 2 to adjust the ovality of the large flange 2, as shown in fig. 7, the arrow is the direction of the extrusion force, the opposite extrusion force acts on two sides of the large flange 2, so that the position a of the large flange 2 is easy to form the tiny bump b due to the opposite extrusion force, currently, in order to avoid forming the tiny bump b, an inner ring is usually provided inside the flange and is propped against the flange to support the flange so as to avoid generating the tiny bump b, but in the case of the large flange 2, the operation process of fixing and propping the inner ring adapting to the size of the large flange 2 against the inside of the large flange 2 is complicated, therefore, the invention also provides an adjusting mechanism II 6 for avoiding forming the tiny bump at the edge of the large flange 2 in the extrusion process.
Further, as shown in fig. 7, 8 and 9, the ovality adjustment tool further comprises an adjustment mechanism two 6, the adjustment mechanism two 6 comprises a connection seat 61, a driving piece four 62 is installed on the connection seat 61, a disc 63 is rotationally arranged in the connection seat 61, the output end of the driving piece four 62 is connected with the disc 63, two circular shafts 64 are fixedly installed on the disc 63, sliding frames 65 are sleeved on the outer sides of the two circular shafts 64, the two sliding frames 65 are slidably connected in the connection seat 61, connecting plates 66 are fixedly arranged on the two sliding frames 65, the two connecting plates 66 extend out of the connection seat 61, and an adjustment plate 67 is installed on the two connecting plates 66.
It should be noted that, the fourth driving member 62 is a motor, the motor drives the disc 63 to rotate, so that the disc 63 drives the two circular shafts 64 to perform revolution motion in the rotation process, and in the motion process of the two circular shafts 64, the two circular shafts 64 stir the two sliding frames 65 to move close to each other, so that the two adjusting plates 67 can be driven to move close to each other by the two connecting plates 66, and the two adjusting plates 67 are respectively contacted, closely contacted and abutted with the outer wall and the inner wall of the large flange 2, so that the two adjusting plates 67 are supported against the large flange 2 in the adjustment process, and the problem that tiny protrusions are generated at the edge of the large flange 2 in the extrusion process is avoided.
It should be noted that the number of the second adjusting mechanisms 6 is two, and the two second adjusting mechanisms 6 are respectively located at two sides of the large flange 2 and are used for supporting the two side a portions of the large flange 2.
It should be noted that, the connection plate 66 and the adjustment plate 67 are detachably mounted through bolts, so that when the ovality of the large flange 2 with different sizes is adjusted, the adjustment plate 67 is replaced, and the adjustment plate 67 can be tightly attached to the inner wall of the large flange 2 to support the large flange 2.
Further, as shown in fig. 9, a rectangular opening is formed in the sliding frame 65, and the circular shaft 64 is movably contacted with the inner wall of the rectangular opening.
It should be noted that, when the disc 63 drives the two circular shafts 64 to move, the circular shafts 64 stir the two sliding frames 65 to move in opposite directions, so that the distance between the two adjusting plates 67 can be conveniently adjusted, and the two adjusting plates 67 are conveniently contacted with the large flange 2.
Further, as shown in fig. 8, the ovality adjustment tool further comprises a linear driving mechanism 7, the linear driving mechanism 7 is used for driving the second adjusting mechanism 6 to linearly move, the linear driving mechanism 7 comprises a sliding plate 71, one end of the sliding plate 71 is fixedly connected with the connecting seat 61, the sliding plate 71 is slidably connected in the base 51, a clamping groove 72 is formed in the sliding plate 71, a rack 73 is fixedly arranged in the clamping groove 72, a driving part five 74 is fixedly installed on the base 51, the output end of the driving part five 74 is connected with a gear 75, and the gear 75 is meshed with the rack 73.
It should be noted that, the fifth driving member 74 is a motor, and the motor drives the gear 75 to rotate, so that the gear 75 drives the sliding plate 71 to move through the rack 73 when rotating, so that the connecting seat 61 is driven to move through the sliding plate 71, and the connecting seat 61 drives the two adjusting plates 67 to move to positions close to the inner wall and the outer wall of the large flange 2 respectively.
Further, as shown in fig. 10, two vertical adjustment mechanisms 8 are provided, and the two vertical adjustment mechanisms 8 are respectively used for driving the support 3 and the clamping and rotating mechanism 5 to vertically move.
In order to adjust ovality of the large flange 2 with different sizes, the heights of the support member 3 and the clamping and rotating mechanism 5 are vertically adjusted through the two vertical adjusting mechanisms 8, so that the support member is suitable for adjusting ovality of the large flange 2 with different sizes.
Further, as shown in fig. 10, the vertical adjustment mechanism 8 includes a support base 81, a groove is formed in the support base 81, a driving member six 82 is installed in the groove, and a screw 83 is connected to an output end of the driving member six 82.
It should be noted that, the driving member six 82 is a motor, internal threads are disposed in the supporting member 3 and the base 51, the supporting member 3 and the base 51 are in threaded connection and fit with the screw 83 through the internal threads, the motor drives the screw 83 to rotate, so that the screw 83 drives the supporting member 3 and the base 51 to vertically move when rotating, and therefore, the supporting member 3 and the base 51 are suitable for height adjustment of different large flanges 2 through height adjustment of the supporting member 3 and the base 51.
Further, as shown in fig. 11, a supporting mechanism 9 is disposed on one side of the supporting seat 81, the supporting mechanism 9 includes a guide rail 91, a supporting rod 92 is slidably disposed on the guide rail 91, and an end of the supporting rod 92 away from the guide rail 91 is fixedly connected with the sliding plate 71.
It should be noted that, because the slide plate 71 is long, the slide plate 71 needs to be supported, so that the stable support of the second adjustment mechanism 6 to the large flange 2 is ensured, the support rod 92 is provided with an inclined side rod, the side rod is fixedly connected with the slide plate 71, and when the slide plate 71 moves, the support rod 92 can slide on the guide rail 91, so that the stable support of the slide plate 71 is ensured through the support rod 92, and the stable support of the second adjustment mechanism 6 is ensured.
Further, as shown in fig. 2, the support 3 includes two support rollers 31, and the two support rollers 31 are rotatably provided on the support 3.
It should be noted that, when the cylinder 1 is placed, the cylinder 1 can be supported by the two supporting rollers 31 on the supporting member 3, and the cylinder 1 can be rotationally adjusted according to the position where the large flange 2 needs to be adjusted.
Further, as shown in fig. 1, a side frame 411 is installed on the outer side of the vertical frame 41, two limiting plates 412 are installed on the side frame 411, a first driving member 43 is located between the two limiting plates 412, a base plate 413 is movably placed on the side frame 411, the base plate 413 is located below the first driving member 43, and ear plates 414 are fixedly installed on two sides of the vertical frame 41.
It should be noted that, through two limiting plates 412, it is convenient to place spacingly to driving piece one 43, when the distance between the stroke and the side support plate 42 with driving piece one 43 does not satisfy the adjustment of the ovality to big flange 2, the accessible increases the backing plate 413 in a flexible way and uses, in addition through two otic placodes 414 that set up on the vertical frame 41, make things convenient for fork truck to fork up and remove, when needs adjust not unidimensional big flange 2 ovality, fork truck fork up this ovality adjustment frock and remove, make the side support plate 42 of co-altitude orientation big flange 2.
The foregoing examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.
Claims (9)
1. Ovality adjustment frock is used in welding of big flange of pressure vessel equipment for ovality of adjustment big flange (2), including barrel (1) and big flange (2), its characterized in that includes: the support piece (3), the support piece (3) is used for supporting the cylinder (1);
the device comprises a first adjusting mechanism (4), wherein the first adjusting mechanism (4) comprises a vertical frame (41), a side support plate (42) is arranged on the vertical frame (41), a first driving piece (43) is arranged on the vertical frame (41), the output end of the first driving piece (43) is connected with a supporting plate (44), the first driving piece (43) is used for driving the supporting plate (44) to move, the side support plate (42) is aligned with the supporting plate (44) in the vertical direction, a large flange (2) is positioned between the side support plate (42) and the supporting plate (44), a measuring piece (45) is fixedly arranged on one side of the side support plate (42), and the measuring piece (45) is used for measuring the diameter of the large flange (2) in the adjusting process;
when in use, the supporting plate (44) and the side support plate (42) move in opposite directions to adjust the diameter of the large flange (2) to the length range of the standard diameter;
this ellipticity adjustment frock still includes guiding mechanism two (6), guiding mechanism two (6) are including connecting seat (61), install driving piece four (62) on connecting seat (61), the rotation of connecting seat (61) is provided with disc (63), the output and the disc (63) of driving piece four (62) are connected, fixed mounting has two round axle (64) on disc (63), the outside of two round axle (64) all overlaps and is equipped with sliding frame (65), two sliding frame (65) all sliding connection are in connecting seat (61), all be fixed on two sliding frame (65) and be provided with connecting plate (66), two connecting plates (66) all stretch out connecting seat (61), and all install regulating plate (67) on two connecting plates (66), driving piece four (62) are the motor, motor drive disc (63) rotate, make disc (63) drive two round axle (64) and do revolution motion, and in the in-process that two round axle (64) moved, make two round axle (64) stir two sliding frame (65) and be close to two connecting plates (67) and make two and be close to two regulating plate (67) and be close to two connecting plate (67) and be close to the big and be close to regulating plate (67) and be close to 2.
2. The ovality adjustment tool for welding a large flange of pressure vessel equipment according to claim 1, wherein: the ovality adjustment tool further comprises a clamping and rotating mechanism (5), wherein the clamping and rotating mechanism (5) comprises a base (51), a second driving part (52) is arranged on the base (51), the output end of the second driving part (52) is connected with a transverse seat (53), a third driving part (54) is arranged on one side of the transverse seat (53), a screw rod (55) is rotationally arranged on the transverse seat (53), the output end of the third driving part (54) is connected with the screw rod (55), two clamping parts (56) are slidably arranged on the transverse seat (53), two groups of external threads are arranged on the outer side of the screw rod (55), the pitches of the two groups of external threads are identical, the directions of rotation are opposite, and the two groups of external threads are in threaded fit connection with the corresponding clamping parts (56).
3. The ovality adjustment tool for welding a large flange of pressure vessel equipment according to claim 2, wherein: a rectangular opening is formed in the sliding frame (65), and the round shaft (64) is in movable contact with the inner wall of the rectangular opening.
4. An ovality adjustment tool for welding a large flange of pressure vessel equipment according to claim 3, characterized in that: the ovality adjustment tool further comprises a linear driving mechanism (7), the linear driving mechanism (7) is used for driving the second adjusting mechanism (6) to linearly move, the linear driving mechanism (7) comprises a sliding plate (71), one end of the sliding plate (71) is fixedly connected with a connecting seat (61), the sliding plate (71) is slidably connected in a base (51), a clamping groove (72) is formed in the sliding plate (71), a rack (73) is fixedly arranged in the clamping groove (72), a driving part five (74) is fixedly arranged on the base (51), a gear (75) is connected to the output end of the driving part five (74), and the gear (75) is meshed with the rack (73).
5. The ovality adjustment tool for welding a large flange of pressure vessel equipment according to claim 4, wherein: the vertical adjusting mechanism (8) is used for driving the supporting piece (3) and the clamping rotating mechanism (5) to vertically move respectively.
6. The ovality adjustment tool for welding a large flange of pressure vessel equipment according to claim 5, wherein: the vertical adjusting mechanism (8) comprises a supporting seat (81), a groove is formed in the supporting seat (81), a driving piece six (82) is arranged in the groove, the output end of the driving piece six (82) is connected with a screw rod (83), internal threads are formed in the supporting piece (3) and the base (51), the supporting piece (3) and the base (51) are in threaded connection with the screw rod (83) through the internal threads, and the screw rod (83) drives the supporting piece (3) to vertically move with the base (51) when rotating.
7. The ovality adjustment tool for welding a large flange of pressure vessel equipment as set forth in claim 6, wherein: one side of supporting seat (81) is provided with supporting mechanism (9), and supporting mechanism (9) are provided with bracing piece (92) including guide rail (91) on sliding on guide rail (91), and one end and slide (71) fixed connection of keeping away from guide rail (91) of bracing piece (92).
8. The ovality adjustment tool for welding a large flange of pressure vessel equipment as set forth in claim 7, wherein: the support (3) comprises two support rollers (31), and the two support rollers (31) are rotatably arranged on the support (3).
9. The ovality adjustment tool for welding a large flange of pressure vessel equipment as set forth in claim 8, wherein: the side frame (411) is installed on the outer side of the vertical frame (41), two limiting plates (412) are installed on the side frame (411), the first driving piece (43) is located between the two limiting plates (412), a base plate (413) is movably placed on the side frame (411), the base plate (413) is located below the first driving piece (43), and lug plates (414) are fixedly installed on two sides of the vertical frame (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410066679.8A CN117583424B (en) | 2024-01-17 | 2024-01-17 | Ovality adjustment tool for welding large flange of pressure vessel equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410066679.8A CN117583424B (en) | 2024-01-17 | 2024-01-17 | Ovality adjustment tool for welding large flange of pressure vessel equipment |
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| CN117583424B true CN117583424B (en) | 2024-03-29 |
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| CN202410066679.8A Active CN117583424B (en) | 2024-01-17 | 2024-01-17 | Ovality adjustment tool for welding large flange of pressure vessel equipment |
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| Publication number | Publication date |
|---|---|
| CN117583424A (en) | 2024-02-23 |
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Inventor after: Huang Feihong Inventor after: Yuan Longcheng Inventor after: Yang Linsheng Inventor after: Zhong Shien Inventor after: Gao Yunhua Inventor after: Huang Feiyan Inventor after: Wu Guohui Inventor after: Lan Yingfei Inventor after: Sheng Jingye Inventor before: Huang Feihong Inventor before: Yuan Longcheng Inventor before: Yang Linsheng Inventor before: Zhong Shien Inventor before: Gao Yunhua Inventor before: Huang Feiyan Inventor before: Wu Guohui Inventor before: Lan Yingfei Inventor before: Sheng Jingye |