CN116532983A - Bending welding device for heat exchanger and application method of bending welding device - Google Patents
Bending welding device for heat exchanger and application method of bending welding device Download PDFInfo
- Publication number
- CN116532983A CN116532983A CN202310562305.0A CN202310562305A CN116532983A CN 116532983 A CN116532983 A CN 116532983A CN 202310562305 A CN202310562305 A CN 202310562305A CN 116532983 A CN116532983 A CN 116532983A
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- heat exchanger
- welding
- bending
- roller
- fixedly connected
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- 238000003466 welding Methods 0.000 title claims abstract description 95
- 238000005452 bending Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000007493 shaping process Methods 0.000 claims description 45
- 238000001816 cooling Methods 0.000 claims description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 230000005540 biological transmission Effects 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 14
- 238000003825 pressing Methods 0.000 claims description 11
- 238000004513 sizing Methods 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 206010053615 Thermal burn Diseases 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010438 heat treatment 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
- 230000002265 prevention Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/08—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers
-
- 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
- B23K37/003—Cooling means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a bending welding device for a heat exchanger and a use method thereof, and particularly relates to the technical field of heat exchanger processing.
Description
Technical Field
The invention relates to the technical field of heat exchanger processing, in particular to a bending and welding device for a heat exchanger and a using method thereof.
Background
At present, in the prior art, in the process of processing the heat exchanger shell, the heat exchanger shell is often required to be bent into a cylinder shape and then welded, which is more troublesome, a certain amount of heat is generated when the heat exchanger shell is directly bent and deformed through a bending machine, a necessary heat dissipation device is lacked in the bending process, the shell is easy to bend and deform due to heating, the rebound quantity of the metal shell after bending is too large, the shell after bending is transferred to the welding equipment for welding, certain deformation is generated, the shell forming quality is influenced, and in addition, the heat generated during welding is difficult to be rapidly cooled in the welding process, so that the shell is hotter when the welding is completed, and workers are easy to scald when the heat exchanger shell is taken out.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a bending welding device for a heat exchanger and a use method thereof, and the technical problems to be solved by the invention are as follows: in the prior art, in the process of processing the heat exchanger shell, the heat exchanger shell is more troublesome, and when the bent shell is transferred to the position of welding equipment for welding, certain deformation can be generated, the molding quality of the shell is affected, and in the welding process, heat generated during welding is difficult to rapidly perform cooling treatment, so that the shell is hotter when the welding is completed, and workers are easy to scald when the shell is taken out.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a welding set that bends for heat exchanger, includes the bottom plate, the quantity of bottom plate is two, dock between two bottom plates, all set up flutedly below two bottom plates, respectively with the both ends fixed connection of second electric putter on the lateral wall of two recesses, the equal fixedly connected with supporting seat above two bottom plates, dock between two supporting seats, and the equal fixedly connected with subassembly of bending above two bottom plates, dock between two subassemblies of bending, two subassemblies of bending are located the one side that two supporting seats kept away from each other respectively, the higher authority fixedly connected with telescopic assembly of bottom plate, telescopic assembly's an end and fixing base fixed connection, and the below of two fixing bases is connected with the design and keeps the cooling subassembly, the design keeps the cooling subassembly through transmission structure with flatten and weld the subassembly between transmission connection, flatten the welding subassembly and be located the top that the design kept the cooling subassembly.
As a further aspect of the invention: the shaping maintaining and cooling assembly comprises a shaping roller, wherein a heat conducting sheet is embedded and installed on the shaping roller, and a plurality of fins are fixedly connected to the lower surface of the heat conducting sheet and positioned in an inner cavity of the shaping roller.
As a further aspect of the invention: the fin is located the top of second screw rod, the second screw rod runs through the middle part that is located the sizing roller, the second screw rod rotates respectively through two bearings and connects in two sleeves, and left side sleeve runs through the middle part of sizing roller and inlays to be established and install on left side fixing base, and right side sleeve runs through the middle part of sizing roller and overlaps to be established in right side fixing base.
As a further aspect of the invention: the outside threaded connection of second screw rod has the second nut, the outside of second nut is through a plurality of bracing pieces and same sprinkler head group fixed connection, the sprinkler head group is located the below of fin, the sprinkler head group is through taking over the delivery port intercommunication of water pump, the water inlet downwardly extending of water pump reaches the bottom of design roller inner chamber, water pump fixed mounting is on the sliding sleeve, fixed connection is passed through between backup pad and the second nut in the upper middle part of sliding sleeve, the sliding sleeve slides on two slide bars, two lateral wall fixed connection of both ends respectively with the design roller of two slide bars.
As a further aspect of the invention: the flattening welding assembly comprises a first screw rod, the first screw rod is connected with a second screw rod through a transmission structure in a transmission manner, the first screw rod is connected to a left fixing seat through a bearing in a rotating manner, a first nut is connected to the first screw rod through an external thread, a movable sleeve is fixedly connected to the lower surface of the first nut, a welding head and a pressing roller are fixedly connected to the lower surface of the movable sleeve, the pressing roller is located on the right side of the welding head, the lower surface of the pressing roller is attached to a heat conducting fin, the movable sleeve slides on a guide rod, the guide rod is fixedly connected to the left fixing seat, and the right end of the guide rod is in contact with the right fixing seat.
As a further aspect of the invention: the square mouth has been seted up on the right side of first screw rod, square mouth and square head block, and square head passes through the bearing rotation to be connected on right side fixing base, and the top fixed mounting of left side fixing base has welding equipment, welding equipment passes through the spool and is connected with the welding head, one side of welding equipment passes through dead lever and motor fixed connection, the output shaft of motor and the left end fixed connection of first screw rod.
As a further aspect of the invention: the telescopic component comprises a third electric push rod which is fixedly arranged on the bottom plate, the top end of the third electric push rod is fixedly connected with the connecting plate, and one end face of the connecting plate is fixedly connected with the fixing seat.
As a further aspect of the invention: the bending assembly comprises a fixing plate, the fixing plate is fixedly arranged on the bottom plate, a first electric push rod is embedded on the fixing plate, the top end of the first electric push rod is fixedly connected with the support, toothed bars are fixedly connected to the two ends of the support, and the two toothed bars are arranged on the two ends of the support in a staggered mode.
As a further aspect of the invention: one side top of fixed plate is connected with the pivot through the bearing rotation, two gears of fixedly connected with in the pivot, two gears respectively with two rack meshing, and one side fixedly connected with connecting strip of gear, the connecting strip is connected with the roll body through the bearing rotation, and two roll bodies are located the front and back both sides of supporting seat respectively.
The application method of the bending welding device for the heat exchanger comprises the following steps of:
s1, when bending and welding operation is carried out on the heat exchanger shell, firstly, the heat exchanger shell is arranged on two supporting seats, a roller body is attached to the lower surface of the heat exchanger shell, then, a third electric push rod is controlled to drive a connecting plate and a fixing seat to move downwards, so that the fixing seat drives a shaping roller to contact the heat exchanger shell downwards, at the moment, a first electric push rod is controlled to drive a bracket to move downwards, the bracket drives a toothed bar and a gear to carry out meshing transmission, the gear drives a connecting bar to rotate, the connecting bar drives the roller body to turn upwards, the roller body presses the heat exchanger shell to carry out bending operation around the outer surface of the shaping roller, and the roller body upwards presses the heat exchanger shell to process the circumference surface of the shaping roller into a cylinder shape;
s2, after the heat exchanger shell is kept in a cylindrical shape, controlling a motor to drive a first screw rod to rotate, enabling the first screw rod to drive a movable sleeve to move rightwards along a guide rod through a first nut, enabling the movable sleeve to drive a welding head and a press roller to move rightwards, enabling the press roller to keep two end faces of the heat exchanger shell flat, and then controlling welding equipment to weld rightwards through the welding head;
s3, in the welding process of the heat exchanger shell, the first screw drives the second screw to rotate through the transmission structure, so that the second screw drives the second nut to move rightwards, the second nut drives the sliding sleeve and the water pump to move rightwards through the supporting plate, the spray head group moves synchronously, at the moment, the water pump operates to extract liquid in the shaping roller and sprays the liquid on the fins through the spray head group, and as the heat generated by welding the heat exchanger shell is downwards guided to the fins through the heat conducting fins, the conduction efficiency of the fins is improved through water cooling, and the cooling operation of the heat exchanger shell in the welding process is achieved;
s4, after welding is completed, controlling the second electric push rod to stretch, enabling the two bottom plates to be separated, enabling the two bending assemblies to be separated, enabling the right fixing seat to be separated from the sleeve to move, and taking the heat exchanger shell out of the shaping roller right at the moment.
The invention has the beneficial effects that:
according to the invention, the bending assembly can extrude the heat exchanger shell to be attached to the shaping roller for bending operation, so that the two ends of the bending surface of the heat exchanger shell are pressed in the bending process, the stability can be kept, the problem of bending deformation is avoided, the heat exchanger shell forms a cylinder shape around the outer peripheral surface of the shaping roller, the heat exchanger shell can be kept and shaped, after bending, the butt joint surfaces of the two ends of the heat exchanger shell are directly flattened through the flattening welding assembly, and welding operation is performed, so that the position of the heat exchanger shell is not required to be transferred, the problem that the heat exchanger shell is rebounded or deformed to influence the molding quality of the heat exchanger shell is avoided, and in the welding process, the heat generated by welding of the heat exchanger shell is guided and dissipated through the keeping shaping cooling assembly, and the heat conduction efficiency is improved in a water cooling mode, so that the effect of cooling and scalding prevention personnel is achieved;
according to the invention, the right bottom plate is pushed to move through the second electric push rod, and the corresponding roller is arranged below the right bottom plate, so that the bottom plate keeps smooth movement, two bending assemblies are separated, meanwhile, the right fixing seat is separated from the sleeve, and the fixing seat is far away from the shaping roller and does not play a role in blocking the heat exchanger shell, so that the heat exchanger shell is convenient to take off from the shaping roller.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention with two base plates separated;
FIG. 3 is a schematic view of a three-dimensional structure of a fixing base of the present invention;
FIG. 4 is a schematic view of a three-dimensional cross-sectional structure of a sizing roller according to the present invention;
FIG. 5 is a schematic view showing the structure of a first screw in a three-dimensional manner;
FIG. 6 is a schematic view of a three-dimensional structure of a base plate according to the present invention;
in the figure: the device comprises a bottom plate 1, a bending assembly 2, a fixing plate 21, a connecting strip 22, a first electric push rod 23, a bracket 24, a toothed bar 25, a rotating shaft 26, a gear 27, a roller body 28, a flattening welding assembly 3, a first screw rod 31, a motor 32, a square opening 33, a guide rod 34, a pressing roller 35, a movable sleeve 36, a first nut 37, a welding head 38, a square head 39, a welding device 310, a supporting seat 4, a second electric push rod 5, a shaping and cooling maintaining assembly 6, a shaping roller 61, a fin 62, a heat conducting sheet 63, a second screw rod 64, a water pump 65, a sliding sleeve 66, a second nut 67, a spraying head group 68, a sleeve 69, a supporting rod 610, a sliding rod 611, a groove 7, a transmission structure 8, a telescopic assembly 9, a third electric push rod 91, a connecting plate 92 and a fixing seat 10.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the invention provides a technical scheme of a bending welding device for a heat exchanger, which comprises the following steps:
examples
According to the embodiment shown in fig. 1-3 and fig. 6, a bending welding device for a heat exchanger comprises a bottom plate 1, wherein the number of the bottom plates 1 is two, two bottom plates 1 are in butt joint, grooves 7 are formed in the lower surfaces of the two bottom plates 1, two side walls of the two grooves 7 are fixedly connected with two ends of a second electric push rod 5 respectively, the second electric push rod 5 pushes a right bottom plate 1 to move, corresponding rollers are arranged below the right bottom plate 1, so that the bottom plate 1 keeps smooth movement, the two bending assemblies 2 are separated, meanwhile, a right fixing seat 10 is separated from a sleeve 69, at the moment, a fixing seat 10 is far away from a shaping roller 61 and does not play a role of blocking a heat exchanger shell, further, the heat exchanger shell is conveniently taken down from the shaping roller 61, supporting seats 4 are fixedly connected to the upper surfaces of the two bottom plates 1, bending assemblies 2 are fixedly connected to the upper surfaces of the two supporting seats 4, the two bending assemblies 2 are in butt joint, the two bending assemblies 2 are respectively positioned on one side of the two supporting seats 4, the upper surfaces of the bottom plate 1 are fixedly connected with one another, the electric push rod 9 is fixedly connected with the upper surfaces of the shaping assembly, the electric push rod 9 is fixedly connected with the upper end of the third fixing seat 6, the upper end of the cooling seat 10 is fixedly connected with the cooling seat 10, the cooling seat 10 is fixedly connected with the cooling seat 6, and the cooling seat 10 is fixedly connected with the upper end of the cooling seat 6, and the cooling seat 10 is fixedly connected with the cooling seat 10, and the cooling seat 10 is fixedly connected with the cooling seat 6, and the cooling seat is fixedly connected with the cooling seat 6 and the cooling seat 10 is connected with the cooling seat 6;
the flattening welding assembly 3 comprises a first screw 31, the first screw 31 is in transmission connection with a second screw 64 through a transmission structure 8, the transmission structure 8 consists of two transmission wheels and a belt, the two transmission wheels are respectively connected with the first screw 31 and the second screw 64, the belt plays a role of driving the two transmission wheels to rotate, so that the first screw 31 and the second screw 64 can synchronously transmit, the first screw 31 is rotationally connected on a left fixed seat 10 through a bearing, a first nut 37 is connected with the external thread of the first screw 31, a movable sleeve 36 is fixedly connected below the first nut 37, a welding head 38 and a pressing roller 35 are fixedly connected below the movable sleeve 36, the pressing roller 35 is positioned on the right side of the welding head 38, the lower part of the pressing roller 35 is attached to a heat conducting sheet 63, the movable sleeve 36 slides on a guide rod 34, the guide rod 34 can guide the movable sleeve 36, the movable sleeve 36 can move stably along the guide rod 34, the first nut 37, the welding head 38 and the press roller 35 can move stably, the guide rod 34 is fixedly connected to the left fixed seat 10, the right end of the guide rod 34 is in contact with the right fixed seat 10, the right side of the first screw rod 31 is provided with a square opening 33, the square opening 33 is clamped with the square head 39, the square head 39 and the square opening 33 can be separated, the fixed seat 10 can move smoothly, the square head 39 and the square opening 33 are clamped, the function of connecting the first screw rod 31 can be achieved, the stable rotation of the first screw rod 31 is kept, the square head 39 is connected to the right fixed seat 10 through a bearing in a rotating way, the top of the left fixed seat 10 is fixedly provided with a welding device 310, the welding device 310 is connected with the welding head 38 through a spool, one side of the welding device 310 is fixedly connected with the motor 32 through the fixing rod, an output shaft of the motor 32 is fixedly connected with the left end of the first screw 31;
the bending assembly 2 comprises a fixing plate 21, the fixing plate 21 is fixedly arranged on the bottom plate 1, a first electric push rod 23 is embedded on the fixing plate 21, the top end of the first electric push rod 23 is fixedly connected with a support 24, two ends of the support 24 are fixedly connected with toothed bars 25, the two toothed bars 25 are arranged on two ends of the support 24 in a staggered mode, a rotating shaft 26 is rotatably connected to one side of the fixing plate 21 through a bearing, two gears 27 are fixedly connected to the rotating shaft 26, the two gears 27 are respectively meshed with the two toothed bars 25, one side of the gears 27 is fixedly connected with a connecting strip 22, the connecting strip 22 is rotatably connected with a roller body 28 through a bearing, the bearing can ensure the rotary motion of the roller body 28, the roller body 28 can rotate to bend the shell of the heat exchanger, friction force between the roller body 28 and the shell of the heat exchanger is reduced, and the two roller bodies 28 are respectively located on the front side and the rear side of the supporting seat 4.
In specific use, the connecting plate 92 and the fixing seat 10 are controlled to move downwards through the third electric push rod 91, so that the shaping roller 61 is kept downwards and the heat exchanger shell, at the moment, the second electric push rod 5 can be controlled to drive the toothed bar 25 and the gear 27 to be meshed and driven through the bracket 24, the connecting bar 22 drives the roller body 28 to turn upwards, the roller body 28 presses the heat exchanger shell upwards to bend around the shaping roller 61, the heat exchanger shell can keep stability when being pressed on two sides in the bending process, bending deformation is avoided, the heat exchanger shell is enabled to be enclosed on the outer peripheral surface of the shaping roller 61, at the moment, the motor 32 is controlled to drive the first screw rod 31 to drive the first nut 37 to drive the movable sleeve 36 to move rightwards, the welding head 38 and the pressing roller 35 are enabled to move rightwards, at the moment, the contact surfaces at two ends of the heat exchanger shell can be flattened and butted through the welding head 38, at the moment, the welding operation can be directly carried out on the two butted end surfaces of the heat exchanger shell through the welding device 310, and the problem of quality easy occurrence or rebound caused by the fact that the position of the heat exchanger shell is not required to be transferred again.
Examples
On the basis of embodiment 1, as shown in fig. 4-5, the shaping maintaining and cooling component 6 comprises a shaping roller 61, a heat conducting fin 63 is embedded and installed on the shaping roller 61, a plurality of fins 62 are fixedly connected to the lower surface of the heat conducting fin 63 and located in the inner cavity of the shaping roller 61, the fins 62 are located above a second screw 64, the second screw 64 penetrates through the middle of the shaping roller 61, the second screw 64 is respectively connected in two sleeves 69 in a rotating manner through two bearings, the left sleeve 69 penetrates through the middle of the shaping roller 61 and is embedded and installed on the left fixing seat 10, the right sleeve 69 penetrates through the middle of the shaping roller 61 and is sleeved in the right fixing seat 10, a second nut 67 is connected to the outer threads of the second screw 64, the outer surface of the second nut 67 is fixedly connected with a same spray head set 68 through a plurality of support rods 610, the spray head set 68 is located below the fins 62, the spray head set 68 is communicated with a water outlet of the water pump 65 through a connecting tube, a water inlet of the water pump 65 extends downwards to the bottom of the inner cavity of the shaping roller 61, the water pump 65 is fixedly installed on the upper surface of the sliding sleeve 66, the sliding sleeve 66 penetrates through two support plates 611, the upper middle of the sliding sleeve 66 penetrates through the middle of the sliding sleeve 67 and is fixedly connected with two sliding sleeves 611, two sliding rods 611 can be fixedly connected with two sliding rods and can be fixedly connected with two sliding rods 61, and can be fixedly connected with two sliding rods of the sliding rods 61.
When the heat exchanger is particularly used, the transmission structure 8 is used for transmitting the heat between the first screw 31 and the second screw 64, so that the second screw 64 can drive the second nut 67 to move, the second nut 67 drives the sliding sleeve 66 and the water pump 65 to move through the supporting plate, at the moment, the water pump 65 and the spray head group 68 move rightwards, the water pump 65 extracts the liquid in the shaping roller 61 and sprays the liquid onto the fins 62 through the spray head group 68, and the heat conducting fin 63 can transfer the heat of the welding process of the heat exchanger shell to the fins 62, so that the heat conducting efficiency of the fins 62 can be accelerated by radiating the heat of the fins 62, the heat radiating efficiency of the heat exchanger shell is improved, and the problem that workers are scalded is avoided.
The application method of the bending welding device for the heat exchanger comprises the following steps of:
s1, when bending and welding the heat exchanger shell, firstly placing the heat exchanger shell on two supporting seats 4, attaching a roller body 28 to the lower surface of the heat exchanger shell, controlling a third electric push rod 91 to drive a connecting plate 92 and a fixed seat 10 to move downwards, enabling the fixed seat 10 to drive a shaping roller 61 to contact with the heat exchanger shell downwards, at the moment, controlling a first electric push rod 23 to drive a bracket 24 to move downwards, enabling the bracket 24 to drive a toothed bar 25 and a gear 27 to carry out meshing transmission, enabling the gear 27 to drive a connecting bar 22 to rotate, enabling the connecting bar 22 to drive the roller body 28 to carry out upward overturning motion, enabling the roller body 28 to squeeze the heat exchanger shell to bend around the outer surface of the shaping roller 61, and enabling the roller body 28 to upwards squeeze the heat exchanger shell to be processed into a cylinder shape around the circumferential surface of the shaping roller 61;
s2, after the heat exchanger shell is kept in a cylindrical shape, controlling a motor 32 to drive a first screw 31 to rotate, enabling the first screw 31 to drive a movable sleeve 36 to move rightward along a guide rod 34 through a first nut 37, enabling the movable sleeve 36 to drive a welding head 38 and a press roller 35 to move rightward, enabling the press roller 35 to keep two end faces of the heat exchanger shell flat, and then controlling welding equipment 310 to weld rightward through the welding head 38;
s3, in the welding process of the heat exchanger shell, the first screw 31 drives the second screw 64 to rotate through the transmission structure 8, so that the second screw 64 drives the second nut 67 to move rightwards, the second nut 67 drives the sliding sleeve 66 and the water pump 65 to move rightwards through the supporting plate, the spray head group 68 moves synchronously, at the moment, the water pump 65 operates to extract liquid in the shaping roller 61 and sprays the liquid on the fins 62 through the spray head group 68, and as the heat generated by welding the heat exchanger shell is downwards guided to the fins 62 through the heat conducting fins 63, the conduction efficiency of the fins 62 is improved through water cooling and heat dissipation, and the cooling operation of the heat exchanger shell in the welding process is achieved;
and S4, after the welding is finished, controlling the second electric push rod 5 to stretch, so that the two bottom plates 1 are separated, the two bending assemblies 2 are separated, and simultaneously, the right fixing seat 10 is separated from the sleeve 69 to move, so that the heat exchanger shell can be taken out rightward from the shaping roller 61.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. Bending and welding device for heat exchangers, comprising a bottom plate (1), characterized in that: the utility model discloses a cooling system for the electric putter, including base plate (1), welding assembly (3), fixing base (10), fixing base (6), welding assembly (3), fixing base (6) and welding assembly (3) are connected in the transmission between the equal fixedly connected with supporting seat (4) above two base plate (1), and the equal fixedly connected with subassembly (2) of bending above two base plate (1), butt joint between two subassembly (2) of bending, and two subassembly (2) of bending are located one side that two supporting seats (4) kept away from each other respectively, the above-mentioned fixedly connected with telescoping subassembly (9) of base plate (1), one end face and fixing base (10) fixed connection of telescoping subassembly (9), and the below of two fixing bases (10) is connected with fixing base and keeps cooling subassembly (6), fixing base keeps cooling subassembly (6) through transmission structure (8) and flattening between welding assembly (3) and is connected.
2. A bending and welding device for a heat exchanger according to claim 1, wherein: the shaping maintaining and cooling assembly (6) comprises a shaping roller (61), wherein a heat conducting fin (63) is embedded and arranged on the shaping roller (61), and a plurality of fins (62) are fixedly connected below the heat conducting fin (63) and located in an inner cavity of the shaping roller (61).
3. A bending and welding device for a heat exchanger according to claim 2, wherein: the fin (62) is located the top of second screw rod (64), second screw rod (64) run through the middle part that is located sizing roller (61), second screw rod (64) are rotated respectively through two bearings and are connected in two sleeve (69), and left side sleeve (69) run through the middle part of sizing roller (61) and inlay and establish and install on left side fixing base (10), and right side sleeve (69) run through the middle part of sizing roller (61) and overlap and establish in right side fixing base (10).
4. A bending and welding device for a heat exchanger according to claim 3, wherein: the outside threaded connection of second screw rod (64) has second nut (67), the outside of second nut (67) is through a plurality of bracing pieces (610) and same sprinkler head group (68) fixed connection, sprinkler head group (68) are located the below of fin (62), sprinkler head group (68) are through taking over the delivery port intercommunication of water pump (65), the water inlet downwardly extending of water pump (65) to the bottom of sizing roller (61) inner chamber, water pump (65) fixed mounting is on sliding sleeve (66), the upper middle part of sliding sleeve (66) is through fixed connection between backup pad and the second nut (67), sliding sleeve (66) slide on two slide bars (611), the both ends of two slide bars (611) are respectively with two lateral walls fixed connection of sizing roller (61).
5. The bending and welding device for a heat exchanger of claim 4, wherein: the flattening welding assembly (3) comprises a first screw (31), the first screw (31) is connected with a second screw (64) through a transmission structure (8), the first screw (31) is rotationally connected to a left fixing seat (10) through a bearing, a first nut (37) is connected to the outer thread of the first screw (31), a movable sleeve (36) is fixedly connected to the lower surface of the first nut (37), a welding head (38) and a pressing roller (35) are fixedly connected to the lower surface of the movable sleeve (36), the pressing roller (35) is located on the right side of the welding head (38), the lower surface of the pressing roller (35) is attached to a heat conducting sheet (63), the movable sleeve (36) slides on a guide rod (34), the guide rod (34) is fixedly connected to the left fixing seat (10), and the right end of the guide rod (34) is in contact with the right fixing seat (10).
6. The bending and welding device for a heat exchanger of claim 5, wherein: square mouth (33) have been seted up on the right side of first screw rod (31), square mouth (33) and square head (39) block, and square head (39) are rotated through the bearing and are connected on right side fixing base (10), and the top fixed mounting of left side fixing base (10) has welding equipment (310), welding equipment (310) are connected with welding head (38) through the spool, one side of welding equipment (310) is through dead lever and motor (32) fixed connection, the output shaft of motor (32) is with the left end fixed connection of first screw rod (31).
7. A bending and welding device for a heat exchanger according to claim 1, wherein: the telescopic assembly (9) comprises a third electric push rod (91), the third electric push rod (91) is fixedly arranged on the bottom plate (1), the top end of the third electric push rod (91) is fixedly connected with the connecting plate (92), and one end face of the connecting plate (92) is fixedly connected with the fixing seat (10).
8. A bending and welding device for a heat exchanger according to claim 1, wherein: the bending assembly (2) comprises a fixing plate (21), the fixing plate (21) is fixedly arranged on the bottom plate (1), a first electric push rod (23) is embedded on the fixing plate (21), the top end of the first electric push rod (23) is fixedly connected with a support (24), toothed bars (25) are fixedly connected to the two ends of the support (24), and the two toothed bars (25) are arranged at the two ends of the support (24) in a staggered mode.
9. The bending and welding device for a heat exchanger of claim 8, wherein: one side top of fixed plate (21) is connected with pivot (26) through the bearing rotation, fixedly connected with two gears (27) on pivot (26), two gears (27) respectively with two rack bar (25) meshing, and one side fixedly connected with connecting strip (22) of gear (27), connecting strip (22) are connected with roll body (28) through the bearing rotation, and two roll bodies (28) are located the front and back both sides of supporting seat (4) respectively.
10. Use of a bending and welding device for heat exchangers according to any of claims 1-9, characterized in that it comprises the following steps:
s1, when bending and welding the heat exchanger shell, firstly placing the heat exchanger shell on two supporting seats (4), attaching a roller body (28) to the lower surface of the heat exchanger shell, controlling a third electric push rod (91) to drive a connecting plate (92) and a fixed seat (10) to move downwards, enabling the fixed seat (10) to drive a shaping roller (61) to contact with the heat exchanger shell downwards, at the moment, controlling a first electric push rod (23) to drive a bracket (24) to move downwards, enabling the bracket (24) to drive a toothed bar (25) to drive a gear (27) to engage and drive, enabling the gear (27) to drive a connecting bar (22) to rotate, enabling the connecting bar (22) to drive the roller body (28) to turn upwards, enabling the roller body (28) to squeeze the heat exchanger shell to bend around the outer surface of the shaping roller (61), and enabling the roller body (28) to squeeze the heat exchanger shell upwards to surround the circumferential surface of the shaping roller (61) to process into a cylinder shape;
s2, after the heat exchanger shell is kept in a cylindrical shape, controlling a motor (32) to drive a first screw rod (31) to rotate, enabling the first screw rod (31) to drive a movable sleeve (36) to move rightwards along a guide rod (34) through a first nut (37), enabling the movable sleeve (36) to drive a welding head (38) and a press roller (35) to move rightwards, enabling the press roller (35) to keep two end faces of the heat exchanger shell flat, and then controlling welding equipment (310) to weld rightwards through the welding head (38);
s3, in the welding process of the heat exchanger shell, the first screw (31) drives the second screw (64) to rotate through the transmission structure (8), so that the second screw (64) drives the second nut (67) to move rightwards, the second nut (67) drives the sliding sleeve (66) and the water pump (65) to move rightwards through the supporting plate, the spray head group (68) moves synchronously, at the moment, the water pump (65) operates to extract liquid in the shaping roller (61) and is sprayed on the fins (62) through the spray head group (68), and as the heat generated by welding the heat exchanger shell is downwards guided to the fins (62) through the heat conducting fins (63), the heat conducting fins (62) are enabled to improve the conduction efficiency through water cooling and heat dissipation, and then the cooling operation of the heat exchanger shell welding process is achieved;
s4, after welding is completed, the second electric push rod (5) is controlled to stretch, the two bottom plates (1) are separated, the two bending assemblies (2) are separated, meanwhile, the right fixing seat (10) is separated from the sleeve (69) to move, and the heat exchanger shell can be taken out rightward from the shaping roller (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310562305.0A CN116532983A (en) | 2023-05-18 | 2023-05-18 | Bending welding device for heat exchanger and application method of bending welding device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310562305.0A CN116532983A (en) | 2023-05-18 | 2023-05-18 | Bending welding device for heat exchanger and application method of bending welding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117840771A (en) * | 2023-12-27 | 2024-04-09 | 德清卡诺晶体纤维有限公司 | PECVD and boron expansion heating furnace inner core manufacturing device and production process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117840771A (en) * | 2023-12-27 | 2024-04-09 | 德清卡诺晶体纤维有限公司 | PECVD and boron expansion heating furnace inner core manufacturing device and production process thereof |
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