CN117862351A - Device and method for assembling flat tubes and grouped fins of heat exchanger core body - Google Patents
Device and method for assembling flat tubes and grouped fins of heat exchanger core body Download PDFInfo
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- CN117862351A CN117862351A CN202410269164.8A CN202410269164A CN117862351A CN 117862351 A CN117862351 A CN 117862351A CN 202410269164 A CN202410269164 A CN 202410269164A CN 117862351 A CN117862351 A CN 117862351A
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- 230000007704 transition Effects 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
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- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The invention discloses a heat exchanger core flat tube and grouped fin assembling device and method, comprising a complete machine frame, a roller, a rotary supporting frame and a forming tool, wherein the roller is arranged at the left side of the complete machine frame, four stations are uniformly arranged on the roller along the circumferential direction, a supporting plate I is respectively arranged on each station, a grouped fin receiving assembly and a prepressing assembly are arranged on the supporting plate I, the prepressing assembly is arranged on the side surface of the grouped fin receiving assembly, the grouped fin receiving assembly comprises a bottom plate and fin positioning baffle plates, the fin positioning baffle plates are arranged on the surface of the bottom plate at equal intervals to form fin receiving channels for receiving grouped fins, positioning rubber plates are arranged in the fin receiving channels, and prepressing grooves are arranged on the fin positioning baffle plates; the device structural design is simple, low in manufacturing cost adopts rotatory mode to switch the station, has the advantage of saving area and reduction equipment size, can replace manual assembly flat pipe and fin of bending, saves the bundling step.
Description
Technical Field
The invention relates to the technical field of refrigerator heat exchanger core assembly, in particular to a device and a method for assembling flat tubes and grouped fins of a heat exchanger core.
Background
The heat exchanger is an important part in a refrigerating system, is a key part for determining the good or bad refrigerating effect of equipment, and is used for increasing the heat exchange area, and is generally assembled by radiating pipes and fins, the fins are sleeved on the radiating pipes in sequence, and then the radiating pipes are expanded to enable the radiating pipes to be in close contact with the fins; the problem with this approach is the difficulty in assembly and low production efficiency; is not suitable for the assembly work of heat exchangers in automatic vending machines and small refrigerator refrigerating systems.
The utility model provides a heat exchanger comprises flat pipe and fin of bending in vending machine and the little freezer refrigerating system, then form through brazing process welding, the assembly work of present heat exchanger still mainly relies on artifical assembly, the manual work is put flat pipe on the frock earlier, limit the both sides of flat pipe through two side pipes, then take out the fin of collecting, put into flat pipe's clearance manually one by one with the fin, lock square pipe through quick calliper, make flat pipe and fin in close contact, then pass the iron wire from square pipe below and around a week, and lock the iron wire through electric tool, accomplish the assembly of radiator core, this kind of assembly method is extravagant manual work, low efficiency, assembly quality is poor, cause personnel's hand fish tail very easily moreover, consequently this kind of mode has not satisfied the production demand of enterprise.
The Chinese patent application number 202110977948.2 discloses a parallel flow evaporator assembly process for an automobile air conditioner and a core assembly machine, which comprises a feeding trolley, wherein flat pipes are placed on a flat pipe material frame arranged on the feeding trolley, and a flat pipe robot places the flat pipes on a flat pipe fin arrangement mechanism; the flat tube fin arranging mechanism comprises a flat tube arranging mechanism, a flat tube arranging mechanism and a flat tube fin arranging bracket arranged on the core assembly frame, wherein the flat tube fin arranging mechanism automatically arranges the flat tubes and the fins which are conveyed one by one, the fins and the flat tubes are arranged in a staggered manner, meanwhile, the flat tube arranging mechanism synchronously pushes the flat tubes at the upper end of the flat tube arranging mechanism to the position of a fin output plate along with the flat tubes on the tube conveying turbine through the tube conveying turbine, the flat tubes on the tube conveying turbine and the flat tubes on the tube conveying turbine are separated up and down by a baffle plate, and the fins are arranged between each row of flat tubes; the fins and the flat tubes are arranged at intervals in a staggered manner, so that the fin is suitable for staggered assembly of a single flat tube and the fins, and is not suitable for assembly of the flat tubes bent into a serpentine shape and the fins; chinese patent application No. 201110209131.7 discloses a fin side direction assembly fixture of heat exchanger, firstly fixes the flat tube that constitutes the heat exchanger on the tube holder, then connects the fin frame that is equipped with the heat exchanger fin with the guide rail, then uses the propelling movement row to push the fin in the fin frame to the heat exchanger frame through the guide rail in, and this station needs manual operation, is applicable to the assembly of single flat tube and fin moreover.
The Chinese patent application number 201810090410.8 relates to an assembly mechanism and an assembly method for a heat exchanger, wherein the assembly mechanism comprises a receiving device, a conveying device, a induction device and an assembly device; the heat exchange fins sequentially pass through the receiving device, the conveying device and the induction device, the induction device is used for overturning the heat exchange fins, the compression joint of the flat tube to be compressed and the heat exchange fins in the subsequent procedure is facilitated, the flat tube tray of the flat tube installation assembly of the assembly device moves towards the pressing plate of the flat tube installation assembly, so that the flat tube to be compressed and compressed of the flat tube installation assembly is pressed into the U-shaped groove of the heat exchange fins to form a heat exchanger, and the assembly mechanism is only suitable for a heat exchanger assembly line with a clamping groove type heat exchanger and is not suitable for vending machines and small refrigerator refrigerating systems.
Aiming at the problems, the device and the method for assembling the flat tubes of the heat exchanger core body and the grouped fins are provided.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides a device and a method for assembling a flat tube and a group of fins of a heat exchanger core body.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a heat exchanger core flat tube and group fin assembly quality and method, including complete machine frame, the cylinder, rotate braced frame and shaping frock, the cylinder sets up in the left side of complete machine frame, the cylinder evenly is provided with four stations along the circumferencial direction, be provided with backup pad I on each station respectively, be provided with group fin receiving module and pre-compaction subassembly on the backup pad I, the pre-compaction subassembly sets up in the side of group fin receiving module, group fin receiving module includes bottom plate and fin location baffle, fin location baffle is provided with the pre-compaction groove on the surface equidistant setting of bottom plate and forms the fin receiving channel that is used for receiving group fin, be provided with the positioning rubber plate in the fin receiving channel, be provided with the pre-compaction groove on the fin location baffle, the pre-compaction groove forms the pre-compaction passageway on the fin location baffle, the pre-compaction subassembly includes elastic lifting frame, pre-compaction frame and lead screw, the one end of pre-compaction frame and the slider fixed connection of lead screw, the other end of pre-compaction frame is provided with the inclined plane, this inclined plane passes elastic lifting frame and pre-compaction passageway and corresponds, the right side of complete machine frame is provided with slewing bearing, it sets up on slewing bearing, be provided with mutual symmetry's station on the slewing bearing on the braced frame, be provided with shaping frock on the every station, shaping frame includes the shaping frame, shaping slot hole, shaping frame includes the supporting frame and support frame and two movable sleeve side plate, the shaping slot hole is formed by the movable sleeve is passed through on the movable sleeve, the movable sleeve is formed outside the side is the movable sleeve is equipped with the screw.
Further, the side of complete machine frame is provided with the servo motor that is used for driving the cylinder pivoted, and the station of cylinder circumferencial direction is respectively for receiving station, waits to assemble station, assembly station and receives waiting station, and the lateral surface of complete machine frame is provided with the enhancement square steel, and complete machine frame's upper portion is provided with the protection casing, and the protection casing is made with the ya keli transparent plate.
Further, backup pad I is connected with the cylinder through fastening plate, fastening plate includes fixed plate and fly leaf, the fixed plate evenly sets up four along the cylinder circumferencial direction, the fly leaf passes through the bolt and is connected with the fixed plate, be provided with deep floor between the adjacent fixed plate, form the tight passageway of clamp that is used for backup pad I between fixed plate and the fly leaf, backup pad I sets up between fixed plate and the fly leaf, be provided with spacing boss on the fly leaf, the lateral surface of fixed plate and fly leaf is provided with the extension support arm respectively, this extension support arm is laminated with the upper surface and the lower surface of backup pad I respectively, the bottom plate passes through the bolt fastening in backup pad I.
Further, be provided with direction slide bar I on the elastic lifting frame of lead screw both sides, the below of pre-compression frame and direction slide bar I sliding connection, elastic lifting frame is provided with the lifter plate, the four corners of lifter plate is provided with the guide arm respectively, the four corners of elastic lifting frame is provided with the guide pin bushing respectively, the guide arm inserts in the guide pin bushing, the outside of guide pin bushing is provided with the spring, the lower surface four corners of lifter plate is provided with guide pillar I, guide pillar I wears to the below of backup pad I, the lower surface of backup pad I is provided with the lift cylinder, the flexible end and the lifter plate fixed connection of lift cylinder, be provided with spacing on the backup pad I of banked fin receiving module opposite side, be provided with U-shaped spacing on the spacing, U-shaped spacing corresponds with the pre-compression passageway.
Further, still include location push pedal and location cylinder, be connected through the push rod between location push pedal and the location rubber slab, be provided with the guide bracket on the backup pad I, be provided with direction slide bar II on the guide bracket, location push pedal and II sliding connection of direction slide bar, location cylinder's flexible end and location push pedal fixed connection.
Further, the outside end of the group fin receiving assembly is provided with a transition roller, the transition roller is arranged on a roller support, the side surface of the roller support is provided with a Z-shaped supporting plate, the Z-shaped supporting plate is fixedly connected with a supporting plate I through a bolt, and the rolling surface of the transition roller is higher than the bottom surface of the fin receiving channel.
Further, the both sides face of shaping frame is provided with location curb plate and activity pressfitting frame respectively, location curb plate and activity pressfitting frame respectively with supporting table face sliding connection, the lateral surface of location curb plate is provided with side movable ear, one of them shaping curb plate of shaping frame leans on the location curb plate, the lateral surface of location curb plate is provided with the shaping cylinder, this shaping cylinder is two sections flexible, supporting table face upper surface is provided with the spout, supporting table face upper surface one side is provided with the location back, the location back is connected with supporting table face through T shape screw, the location back symmetry sets up.
Further, be provided with horizontal backup pad on the complete machine frame, the top of horizontal backup pad is provided with backup pad II, and slewing bearing's lower extreme is fixed on backup pad II, and backup pad II's lower surface four corners is provided with guide pillar II, and guide pillar II's lower extreme wears to the below of horizontal backup pad, is provided with the regulation cylinder in the horizontal backup pad, and the flexible end and the backup pad II fixed connection of regulation cylinder.
Compared with the prior art, the invention has the beneficial effects that:
1. the device structural design is simple, low in manufacturing cost adopts rotatory mode to switch the station, has the advantage of saving area and reduction equipment size, can replace manual assembly flat pipe and fin of bending, saves the step of tying up, only needs the shaping frame of manual work getting put can, simplifies assembly flow, improves work efficiency and assembly quality.
2. The lead screw drives the pre-compaction frame and passes the pre-compaction passageway and enter into the groove of U-shaped spacing, and the limit is controlled to the entering end of pre-compaction frame to the U-shaped spacing, prevents that the pre-compaction frame from taking place to rock at the rotation in-process, ensures structural safety, and the spring makes the elasticity crane have certain elasticity, when the pre-compaction frame applys pressure to the fin, can not with the hard contact of fin, avoid damaging the fin, the fin freely falls to the fin receiving passageway from the top under the effect of gravity, need not the exogenic action, can not cause the damage to the fin.
3. The locking hand wheel is loosened, the movable sleeve and the movable rod move to slide freely, the distance between the forming side plates can be adjusted, the locking hand wheel is locked, the positions between the movable sleeve and the movable rod are relatively fixed, and therefore the assembled radiator core can be fixed, and the operation of a relatively binding mode is more convenient and rapid.
4. The mounting position of the supporting plate I is limited through the limiting boss, so that the same mounting position of each supporting plate I is ensured, the connecting mode of the supporting plate I and the roller is a detachable mode, and equipment is convenient to overhaul and maintain.
Drawings
FIG. 1 is a schematic view of a removable protective cover according to the present invention;
FIG. 2 is a schematic view of the position of a unitized fin receiving assembly according to the present invention;
FIG. 3 is a schematic view of the pre-compression assembly of the present invention;
FIG. 4 is a schematic view of a fin end positioning assembly of the present invention;
FIG. 5 is a schematic diagram of the front view of the precompression assembly of the present invention;
FIG. 6 is a schematic view of the circumferential mounting assembly of the drum of the present invention;
FIG. 7 is an enlarged schematic view of the structure of the present invention A;
FIG. 8 is a schematic top view of the forming tool of the present invention;
FIG. 9 is an isometric view of a forming tool of the present invention;
FIG. 10 is a schematic view of a bottom view of the shield of the present invention;
FIG. 11 is a schematic view of a transitional roller mounting structure according to the present invention;
FIG. 12 is a front view of the belt guard of the present invention;
fig. 13 is an isometric view of a belt guard of the present invention.
In the figure: the device comprises a complete machine frame, a 2 slewing bearing, a 3 forming tool, a 4 rotating support frame, a 5 servo motor, a 6 roller, a 7 pre-pressing component, an 8-group fin receiving component, a 9 support plate I, a 10 bottom plate, a 11 fin positioning baffle plate, a 12 pre-pressing groove, a 13 reinforced square steel, a 14 screw rod, a 15 guide pillar I, a 16 elastic lifting frame, a 17 lifting plate, a 18 guide slide bar I, a 19 pre-pressing frame, a 20 fin receiving channel, a 21 limit bracket, a 22U-shaped limit frame, a 23 guide slide bar II, a 24 guide bracket, a 25 positioning push plate, a 26 push rod, a 27 positioning cylinder, a 28 positioning rubber plate, a 29 inclined plane, a 30 lifting cylinder, a 31 reinforcing rib plate, a 32 fixed plate, a 33 extending support arm, a 34 movable plate, a 35 limiting boss, a 36 positioning backing plate, a 37 support table surface, a 38 forming frame, a 39 side movable lug, a 40 locking hand wheel, a 41 movable pressing frame, a 42 forming cylinder, a 43 chute, a 44 limiting slot, a 45 screw rod, a 46 movable sleeve, a 47 movable rod, a 48 forming side plate, a 49 transverse support plate, a 50 adjusting cylinder, a 51 support plate II, a 52 guide pillar II, a 53 transitional roller, a 54 roller, a support, a 55 support, a Z-shaped support, a 56 guide plate, a 58 guide plate, a 60, and a 60.
Detailed Description
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-13, the present invention provides a technical solution: the utility model provides a heat exchanger core flat tube and group fin assembly device and method, including complete machine frame 1, cylinder 6, rotate braced frame 4 and shaping frock 3, cylinder 6 sets up in complete machine frame 1's left side, cylinder 6 evenly is provided with four stations along the circumferencial direction, be provided with backup pad I9 on each station respectively, be provided with group fin receiving element 8 and pre-compaction subassembly 7 on the backup pad I9, the design is not only reasonable to the space utilization like this, but also can increase the station, reduce this device volume, save the factory building area, pre-compaction subassembly 7 sets up in the side of group fin receiving element 8, group fin receiving element 8 includes bottom plate 10 and fin location baffle 11, fin location baffle 11 equidistant the setting is formed the fin receiving channel 20 that is used for receiving group fin on the surface of bottom plate 10, fin receiving channel 20 corresponds with group fin, the group of fins are pushed in by an external side pushing structure to realize the receiving of the fins, a positioning rubber plate 28 is arranged in a fin receiving channel 20, one end of the fins is positioned by the positioning rubber plate 28 so as to determine the position of the fins in the fin receiving channel 20, a pre-pressing groove 12 is arranged on a fin positioning baffle 11, the pre-pressing groove 12 forms a pre-pressing channel on the fin positioning baffle 11, a pre-pressing assembly 7 comprises an elastic lifting frame 16, a pre-pressing frame 19 and a screw rod 14, one end of the pre-pressing frame 19 is fixedly connected with a sliding block of the screw rod 14, a motor drives the screw rod 14 to rotate, the sliding block on the screw rod 14 drives the pre-pressing frame 19 to move back and forth in the pre-pressing channel to realize the limiting above the fins, thus the fins cannot fall from the fin receiving channel 20 in the rotating process of the roller 6, the other end of the pre-pressing frame 19 is provided with a bevel 29, the bevel 29 passes through the elastic lifting frame 16 to correspond to the pre-pressing channel, the right side of the whole machine frame 1 is provided with a slewing bearing 2, a rotary supporting frame 4 is arranged on the slewing bearing 2, stations which are symmetrical to each other are arranged on the rotary supporting frame 4, each station is provided with a forming tool 3, a bending flat pipe on one station is assembled with a fin, the other station is used for placing the bending flat pipe, the two stations are circularly switched, the forming tool 3 comprises a supporting table surface 37 and a forming frame 38, the forming frame 38 consists of two forming side plates 48, the forming side plates 48 are spliced together through movable sleeves 46 and movable rods 47, limiting long holes 44 are formed in the outer side surfaces of the movable sleeves 46, a screw 45 is arranged on the movable rods 47, one ends of the screw 45 penetrate to the outer sides of the limiting long holes 44, locking handwheels 40 are arranged on the screw 45, the loose locking handwheels 40 and the movable sleeves 46 and the movable rods 47 move and slide freely, and the distance between the forming side plates 48 can be adjusted, and the positions between the movable sleeves 46 and the movable rods 47 are relatively fixed, so that the assembled radiator core body can be fixed.
The side of complete machine frame 1 is provided with the servo motor 5 that is used for driving cylinder 6 pivoted, servo motor 5 drives cylinder 6 and rotates ninety degrees at every turn, realize switching between the station, the station of cylinder 6 circumferencial direction is respectively for receiving the station, wait for assembly station, assembly station and receive waiting station, receive the station and the spacing row piece device butt joint of outside, the spacing row piece device is released the group fin, receive the station and be used for receiving the group fin that is released, the lateral surface of complete machine frame 1 is provided with the reinforcement square steel 13, the upper portion of complete machine frame 1 is provided with protection casing 56, protection casing 56 is made with the transparent board of ya keli, protection casing 56 is used for protecting four stations of cylinder 6 circumferencial direction.
The backup pad I9 is connected with cylinder 6 through the fastening plate, the fastening plate includes fixed plate 32 and fly leaf 34, the fixed plate 32 evenly sets up four along cylinder 6 circumferencial direction, fly leaf 34 passes through the bolt and is connected with fixed plate 32, be provided with deep floor 31 between the adjacent fixed plate 32, structural strength through deep floor 31 increase fixed plate 32, structural stability in the rotation of cylinder 6 has been guaranteed, form the clamp channel that is used for backup pad I9 between fixed plate 32 and the fly leaf 34, backup pad I9 sets up between fixed plate 32 and fly leaf 34, be provided with spacing boss 35 on the fly leaf 34, be used for restricting the mounted position of backup pad I9 through spacing boss 35, thereby the mounted position of each backup pad I9 has been guaranteed to be the same, the fixed plate 32 is provided with extension support arm 33 respectively with the lateral surface of fly leaf 34, this extension support arm 33 is laminated with the upper surface and the lower surface of backup pad I9 respectively, play the effect of supporting backup pad I9 in the rotation in-process, bottom plate 10 passes through the bolt fastening on backup pad I9.
The guide slide bars I18 are arranged on the elastic lifting frames 16 at two sides of the screw rod 14, the pre-pressing frames 19 are in sliding connection with the guide slide bars I18, the lifting plates 17 are arranged below the elastic lifting frames 16, the guide rods 57 are respectively arranged at four corners of the lifting plates 17, the guide sleeves 58 are respectively arranged at four corners of the elastic lifting frames 16, the guide rods 57 are inserted into the guide sleeves 58, the guide rods 57 are in sliding fit with the guide sleeves 58 to guide the elastic lifting frames 16 up and down, the elastic lifting frames 16 can only move up and down, the springs 59 are arranged at the outer sides of the guide sleeves 58, the springs 59 enable the elastic lifting frames 16 to have certain elasticity, the fins are not in hard contact with each other when the pre-pressing frames 19 exert pressure on the fins, the fins are prevented from being damaged, the quality of products is ensured, the guide posts I15 are arranged at the four corners of the lower surface of the lifting plates 17, the guide pillar I15 penetrates to the below of the support plate I9, the lower surface of the support plate I9 is provided with a lifting cylinder 30, the telescopic end of the lifting cylinder 30 is fixedly connected with the lifting plate 17, the lifting plate 17 can be driven to lift through the telescopic action of the lifting cylinder 30, and then the elastic lifting frame 16 is driven to lift, the prepressing rack 19 on the elastic lifting frame 16 performs prepressing limiting on the fins, the support plate I9 on the other side of the group fin receiving assembly 8 is provided with a limiting support 21, the limiting support 21 is provided with a U-shaped limiting rack 22, the U-shaped limiting rack 22 corresponds to a prepressing channel, the screw 14 drives the prepressing rack 19 to penetrate through the prepressing channel and enter a groove of the U-shaped limiting rack 22, and the U-shaped limiting rack 22 limits the entering end of the prepressing rack 19 left and right, so that the prepressing rack 19 is prevented from shaking in the rotating process.
The positioning push plate 25 is connected with the positioning rubber plate 28 through the push rod 26, the guide support 24 is arranged on the support plate I9, the guide slide rod II 23 is arranged on the guide support 24, the positioning push plate 25 is in sliding connection with the guide slide rod II 23, the telescopic end of the positioning cylinder 27 is fixedly connected with the positioning push plate 25, the positioning push plate 25 can be pushed to move through the positioning cylinder 27, the positioning push plate 25 pushes the positioning rubber plate 28 to move in the fin receiving channel 20 through the push rod 26, so that the position of the positioning rubber plate 28 in the fin receiving channel 20 can be adjusted, the positioning position of one end of the fin is adjusted, and the use requirement is met.
The outer side end of the group fin receiving assembly 8 is provided with a transition roller 53, the transition roller 53 is arranged on a roller support 54, the side surface of the roller support 54 is provided with a Z-shaped support plate 55, the Z-shaped support plate 55 is fixedly connected with a support plate I9 through bolts, the rolling surface of the transition roller 53 is higher than the bottom surface of the fin receiving channel 20, the transition roller 53 plays a role in supporting the fins in a rolling manner, the group fins are smoothly pushed into the fin receiving channel 20 through the transition roller 53, a gasket can be added between the Z-shaped support plate 55 and the support plate I9, and therefore the height of the transition roller 53 can be adjusted, and the rolling surface of the transition roller 53 is slightly higher than the bottom surface of the fin receiving channel 20.
The two sides of the forming frame 38 are respectively provided with a positioning side plate 60 and a movable pressing frame 41, the positioning side plate 60 and the movable pressing frame 41 are respectively connected with the supporting table top 37 in a sliding way, the outer side surface of the positioning side plate 60 is provided with a side movable lug 39, the side movable lug 39 is fixedly connected with the supporting table top 37 through T-shaped screws, thus the position of the supporting table top 37 is adjusted, one forming side plate 48 of the forming frame 38 leans against the positioning side plate 60, the outer side surface of the positioning side plate 60 is provided with a forming air cylinder 42, the forming air cylinder 42 stretches for two sections, a bent flat pipe is placed on the inner side of the forming frame 38, the bent flat pipe has elasticity, when the bending flat pipe is not stressed, the gap on the bent flat pipe is dispersed, the forming frame 38 is used for keeping a certain shape when one section of the forming air cylinder 42 stretches out, the shaping curb plate 48 shrink, the distance diminishes between the shaping curb plate 48, make the preliminary location of flat pipe, ensure the clearance between the flat pipe of bending is fixed, be used for with the fin assembly of group, the clearance between the flat pipe of bending after the location is with fin receiving channel 20 one-to-one, the fin freely falls into fin receiving channel 20 from the top under the effect of gravity, need not the exogenic action, can not cause the damage to the fin, supporting mesa 37 upper surface is provided with spout 43, supporting mesa 37 upper surface one side is provided with location and leans on mountain 36, location is leaned on mountain 36 to be connected with supporting mesa 37 through T shape screw, location is leaned on mountain 36 symmetry setting, supporting mesa 37 has T shape groove and T shape screw sliding connection, can adjust to location lean on mountain 36 like this, location lean on mountain 36 to movable sleeve 46, confirm the position of shaping frame 38.
Be provided with horizontal backup pad 49 on the complete machine frame 1, the top of horizontal backup pad 49 is provided with backup pad II 51, slewing bearing 2's lower extreme is fixed on backup pad II 51, the lower surface four corners of backup pad II 51 is provided with guide pillar II 52, the lower extreme of guide pillar II 52 wears to the below of horizontal backup pad 49, be provided with the regulation cylinder 50 on the horizontal backup pad 49, the flexible end and the backup pad II 51 fixed connection of regulation cylinder 50 can promote backup pad II 51 through the flexible of regulation cylinder 50 and reciprocate, and then adjust the height of rotating support frame 4, satisfy the user demand.
A method for assembling flat tubes and grouped fins of a heat exchanger core body comprises the following steps:
s1: the group fin receiving assembly 8 of the receiving station receives the group fins, the group fins are pushed into the fin receiving channel 20, and when one end of the group fins is abutted against the positioning rubber plate 28, the group fins are received in the position;
s2: the screw rod 14 drives the pre-pressing frame 19 to be inserted into the pre-pressing channel, the lifting cylinder 30 drives the elastic lifting frame 16 to descend, and the pre-pressing frame 19 contacts with the upper ends of the groups of fins to limit the groups of fins;
s3: the servo motor 5 drives the roller 6 to rotate ninety degrees, the group fin receiving assembly 8 with fins enters a waiting assembly station, and the group fin receiving assembly 8 on the receiving waiting station enters a receiving station to continuously receive the group fins;
s4: placing the forming frame 38 on the forming tool 3, wherein one end of the forming frame 38 is abutted against the positioning backup 36, one side of the forming frame 38 is abutted against the positioning side plate 60, placing the bent flat tube into the forming frame 38, extending out a section of the forming cylinder 42, and initially shaping the bent flat tube by the forming frame 38;
s5: before the group fin receiving assembly 8 with fins on the waiting assembly station enters the assembly station, the slewing bearing 2 drives the forming tool 3 with the forming frame 38 to rotate to the assembly station, the servo motor 5 continues to drive the group fin receiving assembly 8 on the waiting assembly station to enter the assembly station, and at the moment, the group fins of the group fin receiving assembly 8 vertically correspond to the gaps of the bent flat tubes on the assembly station.
S6: the group of fins are assembled with the flat tube, the screw rod 14 drives the pre-pressing frame 19 to separate from the pre-pressing channel, and the fins in the fin receiving channel 20 sequentially fall into the gaps of the bent flat tube until all the fins fall into the gaps;
s7: the slewing bearing 2 drives the forming frame 38 to rotate to one side, at the moment, the servo motor 5 drives the roller 6 to continuously rotate ninety degrees, so that the group fin receiving assemblies 8 on the assembling station enter a receiving waiting station, the group fin receiving assemblies 8 on the waiting assembling station enter the assembling station, the slewing bearing 2 drives another forming frame 38 with a bent flat tube to enter the assembling station, and S6 is repeated;
s8: and S6, the second section of the forming air cylinder 42 stretches out to shape the bent flat pipe, the fins are in contact with the surface of the flat pipe, the movable sleeve 46 and the movable rod 47 are locked through the locking hand wheel 40, the forming frame 38 is in a fixed form, the heat exchanger core body is assembled, the forming frame 38 is taken out from the forming tool 3, and the forming frame 38 is put into another new forming frame 38 to be assembled repeatedly.
While the basic principles of the invention have been shown and described, there are various changes and modifications to the invention, which fall within the scope of the invention as hereinafter claimed, without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a flat pipe of heat exchanger core and group fin assembly quality, includes complete machine frame (1), cylinder (6), rotates braced frame (4) and shaping frock (3), its characterized in that: the roller (6) is arranged at the left side of the whole machine frame (1), four stations are uniformly arranged on the roller (6) along the circumferential direction, a supporting plate I (9) is respectively arranged on each station, a group fin receiving assembly (8) and a pre-pressing assembly (7) are arranged on the supporting plate I (9), the pre-pressing assembly (7) is arranged on the side surface of the group fin receiving assembly (8), the group fin receiving assembly (8) comprises a bottom plate (10) and a fin positioning baffle (11), the fin positioning baffle (11) is uniformly arranged on the surface of the bottom plate (10) at intervals to form a fin receiving channel (20) for receiving the group fins, a positioning rubber plate (28) is arranged in the fin receiving channel (20), a pre-pressing groove (12) is formed on the fin positioning baffle (11), the pre-pressing groove (12) forms a pre-pressing channel on the fin positioning baffle (11), the pre-pressing assembly (7) comprises an elastic lifting frame (16), a pre-pressing frame (19) and a lead screw (14), one end of the pre-pressing frame (19) is fixedly connected with a slide block (29) at the other end of the group fin receiving assembly (19), the inclined plane (29) passes through the elastic lifting frame (16) to pass through the corresponding to the pre-pressing channel (2) on the right side of the whole machine frame (1), the rotary support frame (4) is arranged on the slewing bearing (2), mutually symmetrical stations are arranged on the rotary support frame (4), forming tools (3) are arranged on each station, each forming tool (3) comprises a support table surface (37) and a forming frame (38), each forming frame (38) consists of two forming side plates (48), each forming side plate (48) is inserted with a movable rod (47) through a movable sleeve (46), limiting long holes (44) are formed in the outer side face of each movable sleeve (46), a screw rod (45) is arranged on each movable rod (47), one end of each screw rod (45) penetrates through the outer side of each limiting long hole (44), and a locking hand wheel (40) is arranged on each screw rod (45).
2. The heat exchanger core flat tube and gang fin assembly apparatus of claim 1, wherein: the side of complete machine frame (1) is provided with servo motor (5) that are used for driving cylinder (6) pivoted, and the station of cylinder (6) circumferencial direction is respectively for receiving station, waits to assemble station, assembly station and receiving waiting station, and the lateral surface of complete machine frame (1) is provided with strengthens square steel (13), and the upper portion of complete machine frame (1) is provided with protection casing (56), and protection casing (56) are made with ya keli transparent plate.
3. The heat exchanger core flat tube and gang fin assembly apparatus of claim 1, wherein: backup pad I (9) are connected with cylinder (6) through fastening plate, fastening plate includes fixed plate (32) and fly leaf (34), fixed plate (32) evenly set up four along cylinder (6) circumferencial direction, fly leaf (34) are connected with fixed plate (32) through the bolt, be provided with deep floor (31) between adjacent fixed plate (32), form the tight passageway of clamp that is used for backup pad I (9) between fixed plate (32) and fly leaf (34), backup pad I (9) set up between fixed plate (32) and fly leaf (34), be provided with spacing boss (35) on fly leaf (34), the lateral surface of fixed plate (32) and fly leaf (34) is provided with extension support arm (33) respectively, should extension support arm (33) respectively with the upper surface and the laminating of backup pad I (9) lower surface, bottom plate (10) are fixed on backup pad I (9) through the bolt.
4. The heat exchanger core flat tube and gang fin assembly apparatus of claim 2, wherein: be provided with direction slide bar I (18) on elastic lifting frame (16) of lead screw (14) both sides, pre-compaction frame (19) and direction slide bar I (18) sliding connection, the below of elastic lifting frame (16) is provided with lifter plate (17), the four corners of lifter plate (17) are provided with guide arm (57) respectively, the four corners of elastic lifting frame (16) are provided with guide pin bushing (58) respectively, guide arm (57) insert in guide pin bushing (58), the outside of guide pin bushing (58) is provided with spring (59), the lower surface four corners of lifter plate (17) is provided with guide pillar I (15), the below of backup pad I (9) is worn to by guide pillar I (15), the lower surface of backup pad I (9) is provided with lift cylinder (30), the flexible end and lifter plate (17) fixed connection of lift cylinder (30) are provided with spacing support (21) on backup pad I (9) of banked fin receiving assembly (8) opposite side, be provided with U-shaped spacing frame (22) on spacing support (21), U-shaped spacing frame (22) corresponds with the passageway.
5. The heat exchanger core flat tube and gang fin assembly apparatus of claim 1, wherein: still include location push pedal (25) and location cylinder (27), be connected through push rod (26) between location push pedal (25) and the location rubber slab (28), be provided with on backup pad I (9) guide bracket (24), be provided with on guide bracket (24) and lead slide bar II (23), location push pedal (25) and lead slide bar II (23) sliding connection, the flexible end and the location push pedal (25) fixed connection of location cylinder (27).
6. The heat exchanger core flat tube and gang fin assembling apparatus of claim 4, wherein: the outer side end of the group fin receiving assembly (8) is provided with a transition roller (53), the transition roller (53) is arranged on a roller support (54), the side surface of the roller support (54) is provided with a Z-shaped support plate (55), the Z-shaped support plate (55) is fixedly connected with a support plate I (9) through a bolt, and the rolling surface of the transition roller (53) is higher than the bottom surface of the fin receiving channel (20).
7. The heat exchanger core flat tube and gang fin assembling apparatus of claim 6, wherein: the two side surfaces of the forming frame (38) are respectively provided with a positioning side plate (60) and a movable pressing frame (41), the positioning side plate (60) and the movable pressing frame (41) are respectively connected with the supporting table surface (37) in a sliding mode, the outer side surface of the positioning side plate (60) is provided with side movable lugs (39), one forming side plate (48) of the forming frame (38) leans against the positioning side plate (60), the outer side surface of the positioning side plate (60) is provided with a forming air cylinder (42), the forming air cylinder (42) stretches out and draws back for two sections, the upper surface of the supporting table surface (37) is provided with a sliding groove (43), one side of the upper surface of the supporting table surface (37) is provided with a positioning backing (36), the positioning backing (36) is connected with the supporting table surface (37) through T-shaped screws, and the positioning backing (36) is symmetrically arranged.
8. The heat exchanger core flat tube and gang fin assembly apparatus of claim 1, wherein: be provided with horizontal backup pad (49) on complete machine frame (1), the top of horizontal backup pad (49) is provided with backup pad II (51), the lower extreme of slewing bearing (2) is fixed on backup pad II (51), the lower surface four corners of backup pad II (51) is provided with guide pillar II (52), the lower extreme of guide pillar II (52) wears to the below of horizontal backup pad (49), be provided with on horizontal backup pad (49) and adjust cylinder (50), the flexible end and the backup pad II (51) fixed connection of adjusting cylinder (50).
9. A method for assembling a flat tube of a heat exchanger core and a group of fins, characterized in that the device for assembling the flat tube of the heat exchanger core and the group of fins according to claim 7 is adopted, and comprises the following steps:
s1: a group fin receiving assembly (8) of the receiving station receives the group fins, the group fins are pushed into the fin receiving channel (20), and when one end of each group fin abuts against the positioning rubber plate (28), the group fins receive the position;
s2: the screw rod (14) drives the pre-pressing frame (19) to be inserted into the pre-pressing channel, the lifting cylinder (30) drives the elastic lifting frame (16) to descend, and the pre-pressing frame (19) contacts with the upper ends of the grouped fins to limit the grouped fins;
s3: the servo motor (5) drives the roller (6) to rotate ninety degrees, the group fin receiving assembly (8) with fins enters a waiting assembly station, and the group fin receiving assembly (8) on the receiving waiting station enters a receiving station to continuously receive the group fins;
s4: placing a forming frame (38) on a forming tool (3), abutting one end of the forming frame (38) against a positioning backup (36), abutting one side of the forming frame (38) against a positioning side plate (60), placing a bent flat pipe into the forming frame (38), extending one section of a forming cylinder (42), and preliminarily shaping the bent flat pipe by the forming frame (38);
s5: before a group fin receiving assembly (8) with fins on a waiting assembly station enters the assembly station, a slewing bearing (2) drives a forming tool (3) with a forming frame (38) to rotate to the assembly station, a servo motor (5) continues to drive the group fin receiving assembly (8) on the waiting assembly station to enter the assembly station, and at the moment, the group fins of the group fin receiving assembly (8) vertically correspond to gaps of the bent flat tubes on the assembly station.
S6: the group of fins are assembled with the flat tube, the screw rod (14) drives the pre-pressing frame (19) to separate from the pre-pressing channel, and the fins in the fin receiving channel (20) sequentially fall into the gaps of the bent flat tube until all the fins fall into the gaps;
s7: the slewing bearing (2) drives the forming frame (38) to rotate to one side, at the moment, the servo motor (5) drives the roller (6) to continuously rotate ninety degrees, so that the group fin receiving assemblies (8) on the assembling station enter a receiving waiting station, the group fin receiving assemblies (8) on the waiting assembling station enter the assembling station, the slewing bearing (2) drives another forming frame (38) with a bent flat pipe to enter the assembling station, and S6 is repeated;
s8: and S6, the two sections of the forming air cylinder (42) extend out to shape the bent flat pipe, the fins are in contact with the surface of the flat pipe at the moment, the movable sleeve (46) and the movable rod (47) are locked through the locking hand wheel (40), the forming frame (38) is in a fixed form, the heat exchanger core body is assembled, the forming frame (38) is taken out from the forming tool (3), and another new forming frame (38) is put in for sequentially and repeatedly assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410269164.8A CN117862351B (en) | 2024-03-11 | Device and method for assembling flat tubes and grouped fins of heat exchanger core body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410269164.8A CN117862351B (en) | 2024-03-11 | Device and method for assembling flat tubes and grouped fins of heat exchanger core body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117862351A true CN117862351A (en) | 2024-04-12 |
| CN117862351B CN117862351B (en) | 2024-05-31 |
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