CN108453192A - A kind of finned tube and the process units of finned tube and the production method of the finned tube - Google Patents
A kind of finned tube and the process units of finned tube and the production method of the finned tube Download PDFInfo
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- CN108453192A CN108453192A CN201810499911.1A CN201810499911A CN108453192A CN 108453192 A CN108453192 A CN 108453192A CN 201810499911 A CN201810499911 A CN 201810499911A CN 108453192 A CN108453192 A CN 108453192A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000008569 process Effects 0.000 title claims abstract description 19
- 238000005096 rolling process Methods 0.000 claims description 237
- 238000000465 moulding Methods 0.000 claims description 69
- 230000007246 mechanism Effects 0.000 claims description 61
- 238000003825 pressing Methods 0.000 claims description 24
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 20
- 238000010276 construction Methods 0.000 claims description 17
- 238000012545 processing Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
Classifications
-
- 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
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/08—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of both metal tubes and sheet metal
-
- 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
- B21D15/00—Corrugating tubes
- B21D15/04—Corrugating tubes transversely, e.g. helically
- B21D15/06—Corrugating tubes transversely, e.g. helically annularly
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The present invention relates to a kind of finned tube of field of heat exchange and the process units of finned tube and the production methods of the finned tube, including base tube, the periphery of base tube is provided with finned tube, it is spaced a distance on finned tube and is provided with several groups fin, several groups fin is arranged along the axial direction of base tube, several groups fin is arranged on finned tube in the shape of a spiral from base tube one end to the base tube other end, and finned tube and several groups fin are in integrated setting, and every group of fin all undulates are arranged；Be staggered certain distance setting above and below the crest location of two groups of fins of arbitrary neighborhood, the wave trough position also upper and lower certain distance setting that is staggered of two groups of fins of arbitrary neighborhood；The heat dissipation area for increasing fin on each finned tube of the invention by a relatively large margin improves the heat exchanger effectiveness of finned tube and process units and production method by finned tube, optimizes the process of entire fin production, and its manufacturing process, it is cost-effective, energy consumption is reduced, manpower is saved.
Description
Technical field
The present invention relates to the production methods of the process units and the finned tube of a kind of finned tube and finned tube.
Background technology
Finned tube is the core heat transfer element of shell-and-tube heat exchanger；Traditional fin pipe surface be usually it is smooth, referred to as
For light pipe；With the raising of development and the environmental requirement of power-saving technology, occur a large amount of novel efficient enhanced fins in recent years
Pipe, such as：Screwed pipe, low finned tube, groove profile pipe etc., these efficient pipes improve heat transfer efficiency, reduce heat transfer area, reduce operation
Maintenance cost brings good Social benefit and economic benefit；But lack ripe technique and dress since shape tube rolls
It is standby, seriously constrain the application of efficient pipe；In the prior art, application No. is 201310275631.X, application publication number CN
103317047 A, data of publication of application are the hair of the rolling device and milling method of the conical finned condensation pipe of 2013.09.25
It is bright；Including rack and cutter shaft, cutter shaft is mounted in rack, and cutter shaft connecting power device, cutter shaft is provided with rolling knife, inlet pipe direction
Front side be arranged contact roller, contact roller be arranged on cutter shaft；Milling method, including rolled successively in the smooth outer surface of condenser pipe
Intake chute, rolling blade part rolls out helical form intake chute in the case where compressing force effect in condensation tube outer surface, then to condenser pipe
Outer surface rolls conical finned；The disadvantages of this solution is that production efficiency is low, does not roll the quick of cutter or molding cutter
Mechanism is replaced, it is cumbersome once to wear or damage its maintenance in long-term production process；The invention simultaneously produces special-shaped cutter
It is relatively difficult, it is difficult to produce the fin of undulate.
Invention content
The object of the present invention is to provide a kind of finned tube, which can increase the radiating surface of fin on each finned tube
Product, improves the heat exchanger effectiveness of finned tube.
The object of the present invention is achieved like this：A kind of finned tube, including base tube, which is characterized in that the periphery of base tube is set
It is equipped with finned tube, is spaced a distance on finned tube and is provided with several groups fin, several groups fin is set along the axial direction of base tube
It sets, several groups fin is arranged on finned tube in the shape of a spiral from base tube one end to the base tube other end, finned tube and several groups fin
In integrated setting, every group of fin all undulates are arranged；Be staggered a spacing above and below the crest location of two groups of fins of arbitrary neighborhood
From setting, the wave trough position also upper and lower certain distance setting that is staggered of two groups of fins of arbitrary neighborhood.
The beneficial effects of the present invention are the radiating surface for increasing fin on each finned tube of the invention by a relatively large margin
Product, improves the heat exchanger effectiveness of finned tube, optimizes the process of entire fin production, reduces energy consumption, save manpower.
Second object of the present invention is to provide a kind of process units of finned tube, in finned tube carry in production process
High efficiency, the machine pipe by generation processing that preferably can relatively stablize compresses, while can realize the quick of rolling device
It replaces, saves labour.
What second object of the present invention was realized in：Including being horizontally arranged with feed mechanism, being arranged in feed mechanism
The driving mechanism that exit supporting mechanism, cooperation supporting mechanism are arranged, feed mechanism include fixing bracket and its are arranged in fixation
Finned tube delivery wheel on holder, finned tube delivery wheel are provided with several groups along straight line；Supporting mechanism is internally provided with
The both sides of fin roll mechanism and its cooling body, supporting mechanism are additionally provided with postive stop baffle；Fin roll mechanism includes setting
0 ° of position upper rolling component, be arranged 120 ° of positions left rolling component and its right rolling group 240 ° of positions is set
Part；Upper rolling component, left rolling component and its setting of right rolling component are in the same plane；Fin roll mechanism passes through company respectively
Bar is connect with driving mechanism；Upper rolling component, left rolling component and its right rolling component respectively include axial trajectory, are arranged in axis
Pedestal on track is set on the base support device, pressing device is arranged beside support device and setting is filled in support
The rolling device set；Pressing device and rolling device are arranged side by side, upper rolling component, left rolling component and its right rolling component
Between setting spaced apart；Rolling device includes shaft and its rolling cutter and its molding cutter that are arranged in shaft.
When the present invention works, base tube is pressed onto in finned tube first by forcing press so that the inner wall and finned tube of base tube
Outer arm between be interference fitted；The outer base tube for being surrounded by finned tube is placed on feed mechanism, it will by finned tube delivery wheel
The base tube is transported in fin roll mechanism, and opens rolling component, left rolling component, right rolling component and its cooler
Structure；It waits for that base tube enters between rolling component, left rolling component, the right rolling device for rolling component internal, first passes through difference
Pressing device before upper rolling component, left rolling component and its right rolling component is set, and pressing device is compressed by controlling
It takes turns and carries out positioning compression 0 °, 120 ° and its 240 ° of position, while feed mechanism is constantly towards delivered inside base tube；Base tube not
It is disconnected when entering rolling component, left rolling component, right rolling component internal, rolling cutter and molding cutter high speed rotation at this time
Work；The rolling cutter for being provided in 0 °, 120 ° and its 240 ° of foremost first touches the fin being set on base tube at first
Pipe, and then is carried out at the same time rolling, and as feed mechanism constantly carries out feeding, base tube towardss upper rolling group while rotating
Part, left rolling component, the movement of right rolling component internal, then pass through second group of rolling cutter and its N groups rolling cutter successively；According to
After the secondary rolling cutter rolling by N groups, have been completed basic rolling at this time and its reach the size of setting, then using
First composing type cutter carries out processing and forming, then ensures that the processing undulate of the finned tube on the pedestal is set by N groups successively
It sets, burr is carried out using last composing type cutter；After processing for a long time, cutter and molding cutter have been rolled
It is seriously worn；Then by pedestal, axially track moves outwardly, moves on to position and then dismantles support device, directly takes out and turns
Then axis changes new shaft, then proceed to use；It changes old shaft and then directly replaces rolling cutter and molding cutter,
Operating personnel can take out rolling cutter in arbitrary side and either molding cutter and take out n-th rolling cutter or N successively
A molding cutter；When then installing, new rolling cutter and molding cutter, then the number of installation support device are changed successively in sequence
On device device, then control pedestal axially track move inwardly, be moved to position at postive stop baffle always；Setting exists
Rolled on 0 ° of position component, be arranged 120 ° of positions left rolling component and its be arranged 240 ° of positions right rolling component successively
It is replaced.
The beneficial effects of the present invention are the radiating surface for increasing fin on each finned tube of the invention by a relatively large margin
Product, improves the heat exchanger effectiveness of finned tube and the process units by finned tube, optimizes the process of entire fin production, and
Its manufacturing process, it is cost-effective, energy consumption is reduced, manpower is saved.
As a further improvement on the present invention, to ensure that the device normally can carry out compressing while ensure rolling device
Replacement easy to disassemble；Support device includes the hydraulic pressure cylinder assembly being fixed on the base, and hydraulic pressure cylinder assembly is provided with several groups, hydraulic pressure
It is provided with rolling device on cylinder component, rolling device includes the support construction of setting of taking the shape of the letter U, and shaft is provided in support construction,
Rolling bearing component is provided between support construction and shaft；Pressing device is arranged before support device；Pressing device packet
Include the contact roller for compressing hydraulic pressure cylinder assembly and its cooperation compression hydraulic pressure cylinder assembly setting.
As a further improvement on the present invention, to ensure that rolling cutter and molding cutter can be normally carried out work, and it is fast
The production department of speed carries Wavelike finned finned tube, while ensureing to roll and not moved left and right between cutter and molding cutter；It rolls
Cutter processed is provided with several groups, and molding cutter is additionally provided with several groups, and molding cutter is arranged behind rolling cutter；Roll knife
Diameter becomes larger tool successively from front to back, and the diameter of molding cutter is constant successively；It is provided with positioning sleeve between adjacent rolling cutter,
Adjacent molding cutter is provided with positioning sleeve, and positioning sleeve is provided between adjacent rolling cutter and molding cutter；It is arranged most
It is provided with lock sleeve before the rolling cutter of front end, is arranged and is additionally provided with lock sleeve behind the molding cutter of rearmost end.
As a further improvement on the present invention, it can preferably work for guarantee molding cutter so that corrugated wing
Piece is preferably molded；Molding cutter includes internal layer, middle layer and outer layer；Internal layer is in hollow round setting, and middle layer is towards side
It is provided with protrusion, middle layer is arranged fluted towards the other side；The both sides of outer layer are respectively arranged with left boss and right boss；Left boss
It is arranged in similar triangle with right boss, left boss and right boss are narrow end close to one end of outer layer, and left boss and right boss lean on
One end of nearly middle layer is wide end；Left boss and right boss are distributed in outer using the center of molding cutter as center of circle circular array
Layer.
Third object of the present invention is to provide a kind of production methods of finned tube, are optimized by the production method entire
The step of finned tube is processed improves production efficiency, cost-effective；
What third object of the present invention was realized in：Including
Step 1：Base tube is pressed onto in finned tube first by forcing press so that between the inner wall of base tube and the outer arm of finned tube
Interference fit；
Step 2：The outer base tube for being surrounded by finned tube is placed on feed mechanism, it is by finned tube delivery wheel that the base tube is defeated
It is sent in fin roll mechanism, and opens rolling component, left rolling component, right rolling component and its cooling body.
Step 3：Wait for base tube enter rolling component, it is left rolling component, it is right rolling component internal rolling device it
Between, first pass through the pressing device being separately positioned on before rolling component, left rolling component and its right rolling component, pressing device
By compressing hydraulic pressure cylinder assembly positioning compression, while feeder are carried out 0 °, 120 ° and its 240 ° of position to control contact roller
Structure is constantly towards delivered inside base tube；
Step 4：When base tube constantly enters upper rolling component, left rolling component, right rolling component internal, knife is rolled at this time
Tool and molding cutter high speed rotational operation；0 °, 120 ° and its 240 ° of rolling cutter for being provided in foremost first connects at first
It contacts the finned tube being set on base tube, and then is carried out at the same time rolling, as feed mechanism constantly carries out feeding, base tube revolves on one side
Turn to move towards upper rolling component, left rolling component, right rolling component internal on one side, then successively by second group of rolling cutter and
Its N group rolls cutter；
Step 5：Successively by after the rolling cutter rolling of N groups, basic rolling is had been completed at this time and its reaches the ruler of setting
It is very little, processing and forming then is carried out using the first composing type cutter, then pass through N groups successively to ensure that the finned tube on the pedestal adds
Work undulate is arranged, and burr is carried out using last composing type cutter；
Step 6：After processing for a long time, rolls cutter and molding cutter has been seriously worn；Then by pedestal along
Axial trajectory moves outwardly, moves on to position and then dismantles rolling bearing component and support construction, directly takes out shaft, then change
Upper new shaft, then proceedes to use；
Step 7：Old shaft is changed when replacing rolling cutter and molding cutter, needs the lock sleeve for unclamping arbitrary side,
Rolling cutter or molding cutter are taken out, then takes out positioning sleeve, takes out n-th rolling cutter or n-th molding cutter successively；
N is taken out successively again every positioning sleeve；
Step 8：It changes new rolling cutter and molding cutter successively in sequence, then bearing assembly is installed to support construction
On, axially track moves control pedestal inwardly, is moved to position at postive stop baffle always；Rolling group is set on 0 ° of position
Part is arranged and is replaced successively in the left rolling component of 120 ° of positions and its right rolling component that is arranged 240 ° of positions.
The beneficial effects of the present invention are the radiating surface for increasing fin on each finned tube of the invention by a relatively large margin
Product, improves the heat exchanger effectiveness of finned tube and process units and production method by finned tube, optimizes entire fin
The process and its manufacturing process of production, it is cost-effective, energy consumption is reduced, manpower is saved.
As a further improvement on the present invention, for ensure rolling cutter and molding cutter can prolonged use, as possible
Reduce rolling cutter and its molding cutter replacement frequency；Rolling cutter is provided with 38 groups, and molding cutter is provided with two groups.
Description of the drawings
Fig. 1 is molding cutter structure chart.
Fig. 2 is upper rolling component, left rolling component and its right rolling assembly assumption diagram.
Fig. 3 is the layout viewing of molding cutter and rolling cutter.
Fig. 4 is fin tube structure figure.
Fig. 5 is fin roll mechanism stereoscopic schematic diagram.
Fig. 6 is production apparatus structure schematic diagram.
Fig. 7 is the sectional view of fin roll mechanism.
Fig. 8 is rolling device and its pressing device schematic diagram.
Wherein, 1 right boss, 2 internal layers, 3 wide ends, 4 narrow ends, 5 middle layers, 6 left rolling components, rolling component on 7,8 base tubes,
9 finned tubes, 10 right rolling components, 11 left boss, 12 molding cutters, 13 pedestals, 14 rolling cutters, 15 positioning sleeves, 16 lock sleeves,
17 grooves, 18 protrusions, 19 wave trough positions, 20 crest locations, 21 postive stop baffles, 22 fin roll mechanisms, 23 feed mechanisms, 24 are consolidated
Fixed rack, 25 finned tube delivery wheels, 26 connecting rods, 27 driving mechanisms, 28 axial trajectories, 29 cooling bodies, 30 rolling bearing components,
31 fins, 32 outer layers, 33 compress hydraulic pressure cylinder assembly, 34 shafts, 35 support constructions, 36 contact rollers, 37 hydraulic pressure cylinder assemblies, 38 rollings
Device, 39 pressing devices.
Specific implementation mode
Embodiment one, as shown in figures 1-8, the object of the present invention is achieved like this：A kind of finned tube, including base tube 8, base
The periphery of pipe 8 is provided with finned tube 9, is spaced a distance on finned tube 9 and is provided with several groups fin 31, several groups fin 31
Along the axial direction setting of base tube 8, several groups fin 31 is arranged in the shape of a spiral from 8 one end of base tube to 8 other end of base tube in finned tube 9
On, finned tube 9 and several groups fin 31 are in integrated setting, and every group of fin 31 all undulates are arranged；Two groups of wings of arbitrary neighborhood
About 20 crest location of piece 31 is staggered certain distance setting, and the wave trough positions 19 of two groups of fins 31 of arbitrary neighborhood is also staggered up and down
Certain distance is arranged.
Embodiment two, as shown in figures 1-8, what second object of the present invention was realized in：It is sent including being horizontally arranged with
The driving mechanism 27 being arranged in 23 exit supporting mechanism of feed mechanism, cooperation supporting mechanism, feed mechanism is arranged in material mechanism 23
23 include fixing bracket 24 and its finned tube delivery wheel 25 being arranged on fixing bracket 24, and finned tube delivery wheel 25 is along one
Straight line is provided with several groups；Supporting mechanism is internally provided with fin roll mechanism 22 and its cooling body 29, and the two of supporting mechanism
Side is additionally provided with postive stop baffle 21；Fin roll mechanism 22 include be arranged 0 ° of position upper rolling component 7, be arranged 120 ° of positions
The left rolling component 6 set and its right rolling component 10 240 ° of positions is set；Upper rolling component 7, left rolling component 6 and its right side
Roll the setting of component 10 in the same plane；Fin roll mechanism 22 is connect by connecting rod 26 with driving mechanism 27 respectively；On roll
The bottom that component 7, left rolling component 6 and its right rolling component 10 processed respectively include axial trajectory 28, are arranged in axial trajectory 28
Seat 13 is arranged on pedestal 13 support device, the pressing device 39 beside support device is arranged and is arranged in support device
Rolling device 38；Pressing device 39 and rolling device 38 are arranged side by side, upper rolling component 7, left rolling component 6 and its right rolling group
Setting spaced apart between part 10；Rolling device 38 include shaft 34 and its rolling cutter 14 that is arranged in shaft 34 and
Its molding cutter 12；
Support device includes the hydraulic pressure cylinder assembly 37 being fixed on pedestal 13, and hydraulic pressure cylinder assembly 37 is provided with several groups, hydraulic cylinder
Rolling device 38 is provided on component 37, rolling device 38 includes the support construction 35 for the setting that takes the shape of the letter U, is arranged in support construction 35
There is shaft 34, rolling bearing component 30 is provided between support construction 35 and shaft 34；Pressing device 39 is arranged in support device
Before；Pressing device 39 includes compressing the contact roller 36 that hydraulic pressure cylinder assembly 33 and its cooperation compression hydraulic pressure cylinder assembly 33 are arranged.
Rolling cutter 14 is provided with several groups, and molding cutter 12 is additionally provided with several groups, and the setting of molding cutter 12 is rolling
Behind cutter 14；Diameter becomes larger rolling cutter 14 successively from front to back, and the diameter of molding cutter 12 is constant successively；Adjacent rolls
Be provided with positioning sleeve 15 between cutter 14 processed, adjacent molding cutter 12 is provided with positioning sleeve 15, adjacent rolling cutter 14 with
Positioning sleeve 15 is provided between molding cutter 12；It is arranged and is provided with lock sleeve 16 before the rolling cutter 14 of front end, if
It sets and is additionally provided with lock sleeve 16 behind the molding cutter 12 of rearmost end.
Molding cutter 12 includes internal layer 2, middle layer 5 and outer layer 32；Internal layer 2 is in hollow round setting, middle layer 5 towards one
Side is provided with protrusion 18, and middle layer 5 is arranged fluted 17 towards the other side；The both sides of outer layer 32 are respectively arranged with left boss 11 and the right side
Boss 1；Left boss 11 is narrow close to one end of outer layer 32 in the setting of similar triangle, left boss 11 and right boss 1 with right boss 1
End 4, left boss 11 and right boss 1 are wide end 3 close to one end of middle layer 5；Left boss 11 and right boss 1 are with molding cutter 12
Center is that center of circle circular array is distributed in outer layer 32.
The invention is realized in this way：Base tube 8 is pressed onto in finned tube 9 first by forcing press so that the inner wall of base tube 8
It is interference fitted between the outer arm of finned tube 9；The outer base tube 8 for being surrounded by finned tube 9 is placed on feed mechanism 23, wing is passed through
The base tube 8 is transported in fin roll mechanism 22 by piece pipe delivery wheel 25, and opens rolling component 7, left rolling component 6, the right side
Roll component 10 and its cooling body 29；Wait that the base tube 8 for being set with unprocessed finned tube 9 enters rolling component 7, a left side is rolled
Between rolling device 38 inside component 6 processed, right rolling component 10, first passes through to be separately positioned on and roll component 7, left rolling group
Part 6 and its pressing device 39 of right 10 front of rolling component, pressing device 39 are compressed by compressing hydraulic pressure cylinder assembly 33 to control
Wheel 36 carries out comprehensive positioning compression 0 °, 120 ° and its 240 ° of position, while feed mechanism 23 is constantly towards delivered inside
Base tube 8；When base tube 8 constantly enters upper rolling component 7, left rolling component 6, right rolling 10 inside of component, knife is rolled at this time
Tool 14 and 12 high speed rotational operation of molding cutter；It is provided in 0 °, 120 ° and its 240 ° of rolling cutter 14 of foremost first
The finned tube 9 to be processed being set on base tube 8 is touched at first, and then is carried out at the same time rolling in three angles, with feeder
Structure 23 constantly carries out feeding, and the finned tube 9 to be processed on base tube 8 towardss upper rolling component 7, left rolling while rotating
Component 6, the 10 inside axial movement of right rolling component, then pass through second group of rolling cutter 14 and its N groups rolling cutter 14 successively；
After being rolled successively by N groups rolling cutter 14, basic rolling is had been completed at this time and its reaches the size of setting, then again
Processing and forming is carried out by the first composing type cutter 12, then pass through N groups successively to ensure that the processing of the finned tube 9 on the pedestal is in wave
Shape wave is arranged, and burr is carried out using last composing type cutter 12；After processing for a long time, roll cutter 14 and at
Type cutter 12 has been seriously worn；Then postive stop baffle 21 is removed, axially track 28 moves outwardly by pedestal 13, moves on to position
And then rolling bearing component 30 and support construction 35 are dismantled, shaft 34 is directly taken out, then changes new shaft 34, then
It is continuing with；Old shaft 34 is changed when replacing rolling cutter 14 and molding cutter 12, needs the lock for unclamping arbitrary side
Fixed 16, take out rolling cutter 14 or molding cutter 12, then take out positioning sleeve 15, take out successively n-th rolling cutter 14 or
Person's n-th molding cutter 12；N is taken out successively again every positioning sleeve 15；Change successively in sequence new rolling cutter 14 and at
Type cutter 12, then bearing assembly is installed in support construction 35, axially track 28 moves control pedestal 13 inwardly, always
It is moved to position at postive stop baffle 21；Be arranged on 0 ° of position rolling component 7, be arranged 120 ° of positions left rolling component 6 and
Its right rolling component 10 for being arranged 240 ° of positions is replaced successively.
Embodiment three, as shown in figures 1-8, the object of the present invention is achieved like this, including
Step 1：Base tube 8 is pressed onto in finned tube 9 first by forcing press so that the outer arm of the inner wall and finned tube 9 of base tube 8
Between be interference fitted；
Step 2：The outer base tube 8 for being surrounded by finned tube 9 is placed on feed mechanism 23, it should by finned tube delivery wheel 25
Base tube 8 is transported in fin roll mechanism 22, and opens rolling component 7, left rolling component 6, right rolling component 10 and its cold
But mechanism 29；
Step 3：Wait for that base tube 8 enters rolling component 7, left rolling component 6, the right rolling device 38 rolled inside component 10
Between, the pressing device 39 for being separately positioned on rolling component 7, left rolling component 6 and its right 10 front of rolling component is first passed through,
Pressing device 39 carries out positioning pressure to control contact roller 36 by compressing hydraulic pressure cylinder assembly 33 0 °, 120 ° and its 240 ° of position
Tightly, while feed mechanism 23 is constantly towards delivered inside base tube 8；
Step 4：When base tube 8 constantly enters upper rolling component 7, left rolling component 6, right rolling 10 inside of component, roll at this time
12 high speed rotational operation of cutter 14 and molding cutter processed；It is provided in 0 °, 120 ° and its 240 ° of rolling knife of foremost first
Tool 14 touches the finned tube 9 being set on base tube 8 at first, and then is carried out at the same time rolling, as feed mechanism 23 constantly carries out
Feeding, base tube 8 towards upper rolling component 7, left rolling component 6, right 10 internal motion of rolling component while rotating, then successively
Cutter 14 is rolled by second group of rolling cutter 14 and its N groups；
Step 5：After being rolled successively by N groups rolling cutter 14, basic rolling is had been completed at this time and its reaches setting
Then size carries out processing and forming using the first composing type cutter 12, then ensures the fin on the pedestal by N groups successively
Pipe 9 processes undulate setting, and burr is carried out using last composing type cutter 12；
Step 6：After processing for a long time, rolls cutter 14 and molding cutter 12 has been seriously worn；Then by pedestal
13 axially track 28 move outwardly, move on to position and then dismantle rolling bearing component 30 and support construction 35, directly take out
Then shaft 34 changes new shaft 34, then proceedes to use；
Step 7：Old shaft 34 is changed when replacing rolling cutter 14 and molding cutter 12, needs to unclamp arbitrary side
Lock sleeve 16 takes out rolling cutter 14 or molding cutter 12, then takes out positioning sleeve 15, takes out n-th rolling cutter 14 successively
Or n-th molding cutter 12；N is taken out successively again every positioning sleeve 15；
Step 8：It changes new rolling cutter 14 and molding cutter 12 successively in sequence, then bearing assembly is installed to support
In structure 35, axially track 28 moves control pedestal 13 inwardly, is moved to position at postive stop baffle 21 always；It is arranged at 0 °
Rolled on position component 7, be arranged 120 ° of positions left rolling component 6 and its be arranged right rolling component 10 240 ° of positions according to
It is secondary to be replaced.
The beneficial effects of the present invention are the heat dissipation for increasing fin 31 on each finned tube 9 of the invention by a relatively large margin
Area improves the heat exchanger effectiveness of finned tube 9 and process units and production method by finned tube 9, optimizes entire
The process and its manufacturing process that fin 31 produces, it is cost-effective, energy consumption is reduced, manpower is saved.
As a further improvement on the present invention, for ensure rolling cutter 14 and molding cutter 12 can prolonged use,
Reduce rolling cutter 14 and its 12 replacement frequency of molding cutter to the greatest extent；Rolling cutter 14 is provided with 38 groups, molding cutter 12
It is provided with two groups.
The invention is not limited in above-described embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing performing creative labour
A little to replace and deform, these are replaced and deformation is within the scope of the invention.
Claims (8)
1. a kind of finned tube, including base tube, which is characterized in that the periphery of the base tube is provided with finned tube, on the finned tube
It is spaced a distance and is provided with several groups fin, the several groups fin is arranged along the axial direction of base tube, the several groups wing
Piece is arranged on finned tube in the shape of a spiral from base tube one end to the base tube other end, and the finned tube and several groups fin are in integration
Setting, every group of fin all undulates are arranged；Be staggered certain distance setting above and below the crest location of two groups of fins of arbitrary neighborhood, appoints
The also upper and lower certain distance setting that is staggered of the wave trough position of meaning two adjacent groups fin.
2. a kind of process units of finned tube according to claim 1, including be horizontally arranged with feed mechanism, be arranged and giving
Expect mechanism exit supporting mechanism, cooperation supporting mechanism setting driving mechanism, the feed mechanism include fixing bracket and its
The finned tube delivery wheel being arranged on fixing bracket, the finned tube delivery wheel are provided with several groups along straight line；It is special
Sign is that the supporting mechanism is internally provided with fin roll mechanism and its cooling body, and the both sides of the supporting mechanism are also set
It is equipped with postive stop baffle；The fin roll mechanism include be arranged 0 ° of position upper rolling component, be arranged on a left side for 120 ° of positions
It rolls component and its right rolling component 240 ° of positions is set；The upper rolling component, left rolling component and its right rolling group
Part is arranged in the same plane；The fin roll mechanism is connect by connecting rod with driving mechanism respectively；The upper rolling component,
Left rolling component and its right rolling component respectively include axial trajectory, the pedestal that is arranged in axial trajectory, are set on the base
Pressing device and the rolling device being arranged in support device is arranged beside support device in support device；The pressing device
It is arranged side by side with rolling device, it is spaced apart between the upper rolling component, left rolling component and its right rolling component to set
It sets；The rolling device includes shaft and its rolling cutter and its molding cutter that are arranged in shaft.
3. a kind of process units of finned tube according to claim 2, it is characterised in that：The support device includes fixing
Hydraulic pressure cylinder assembly on pedestal, the hydraulic pressure cylinder assembly are provided with several groups, and rolling dress is provided on the hydraulic pressure cylinder assembly
It sets, the rolling device includes the support construction of setting of taking the shape of the letter U, and shaft, the support construction are provided in the support construction
Rolling bearing component is provided between shaft；The pressing device is arranged before support device；The pressing device packet
Include the contact roller for compressing hydraulic pressure cylinder assembly and its cooperation compression hydraulic pressure cylinder assembly setting.
4. a kind of process units of finned tube according to claim 2, it is characterised in that：If the rolling cutter is provided with
Dry group, the molding cutter are additionally provided with several groups, and the molding cutter is arranged behind rolling cutter；The rolling cutter
Diameter becomes larger successively from front to back, and the diameter of the molding cutter is constant successively；It is provided with positioning between adjacent rolling cutter
Set, adjacent molding cutter are provided with positioning sleeve, positioning sleeve are provided between adjacent rolling cutter and molding cutter；Setting exists
It is provided with lock sleeve before the rolling cutter of front end, is arranged behind the molding cutter of rearmost end and is additionally provided with locking
Set.
5. a kind of process units of finned tube according to claim 2, it is characterised in that：The molding cutter includes interior
Layer, middle layer and outer layer；The internal layer is provided with protrusion, the centre in hollow round setting, the middle layer towards side
Layer is arranged fluted towards the other side；The both sides of the outer layer are respectively arranged with left boss and right boss；The left boss and the right side are convex
Platform is in that similar triangle is arranged, and the left boss and right boss are narrow end, the left boss and right boss close to one end of outer layer
It is wide end close to one end of middle layer；The left boss and right boss are distributed by center of circle circular array of the center of molding cutter
In outer layer.
6. a kind of production method of finned tube according to claim 1-5, it is characterised in that：Including
Step 1：Base tube is pressed onto in finned tube first by forcing press so that between the inner wall of base tube and the outer arm of finned tube
Interference fit；
Step 2：The outer base tube for being surrounded by finned tube is placed on feed mechanism, it is by finned tube delivery wheel that the base tube is defeated
It is sent in fin roll mechanism, and opens rolling component, left rolling component, right rolling component and its cooling body.
7. step 3：Wait for that base tube enters between rolling component, left rolling component, the right rolling device for rolling component internal,
The pressing device being separately positioned on before rolling component, left rolling component and its right rolling component is first passed through, pressing device is logical
It crosses and compresses hydraulic pressure cylinder assembly to control position progress positioning compression of the contact roller at 0 °, 120 ° and its 240 °, while feed mechanism
Constantly towards delivered inside base tube；
Step 4：When base tube constantly enters upper rolling component, left rolling component, right rolling component internal, knife is rolled at this time
Tool and molding cutter high speed rotational operation；0 °, 120 ° and its 240 ° of rolling cutter for being provided in foremost first connects at first
It contacts the finned tube being set on base tube, and then is carried out at the same time rolling, as feed mechanism constantly carries out feeding, base tube revolves on one side
Turn to move towards upper rolling component, left rolling component, right rolling component internal on one side, then successively by second group of rolling cutter and
Its N group rolls cutter；
Step 5：Successively by after the rolling cutter rolling of N groups, basic rolling is had been completed at this time and its reaches the ruler of setting
It is very little, processing and forming then is carried out using the first composing type cutter, then pass through N groups successively to ensure that the finned tube on the pedestal adds
Work undulate is arranged, and burr is carried out using last composing type cutter；
Step 6：After processing for a long time, rolls cutter and molding cutter has been seriously worn；Then by pedestal along
Axial trajectory moves outwardly, moves on to position and then dismantles rolling bearing component and support construction, directly takes out shaft, then change
Upper new shaft, then proceedes to use；
Step 7：Old shaft is changed when replacing rolling cutter and molding cutter, needs the lock sleeve for unclamping arbitrary side,
Rolling cutter or molding cutter are taken out, then takes out positioning sleeve, takes out n-th rolling cutter or n-th molding cutter successively；
N is taken out successively again every positioning sleeve；
Step 8：It changes new rolling cutter and molding cutter successively in sequence, then bearing assembly is installed to support construction
On, axially track moves control pedestal inwardly, is moved to position at postive stop baffle always；Rolling group is set on 0 ° of position
Part is arranged and is replaced successively in the left rolling component of 120 ° of positions and its right rolling component that is arranged 240 ° of positions.
8. a kind of production method of finned tube according to claim 6, which is characterized in that the rolling cutter is provided with three
18 groups, the molding cutter is provided with two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810499911.1A CN108453192B (en) | 2018-05-23 | 2018-05-23 | Fin tube and production device and production method of fin tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810499911.1A CN108453192B (en) | 2018-05-23 | 2018-05-23 | Fin tube and production device and production method of fin tube |
Publications (2)
| Publication Number | Publication Date |
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| CN108453192A true CN108453192A (en) | 2018-08-28 |
| CN108453192B CN108453192B (en) | 2024-02-13 |
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ID=63215782
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810499911.1A Active CN108453192B (en) | 2018-05-23 | 2018-05-23 | Fin tube and production device and production method of fin tube |
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| CN (1) | CN108453192B (en) |
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| CN112059296A (en) * | 2020-08-21 | 2020-12-11 | 梁丽 | Auxiliary cutting device for hotpot basin bottom |
| CN115815450A (en) * | 2022-12-07 | 2023-03-21 | 无锡化工装备股份有限公司 | Nano-fluid self-lubricating outer surface forming equipment and method for three-dimensional finned circular tube |
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