CN109772977A - A kind of heating tube metal fin winding processing method - Google Patents
A kind of heating tube metal fin winding processing method Download PDFInfo
- Publication number
- CN109772977A CN109772977A CN201910225478.7A CN201910225478A CN109772977A CN 109772977 A CN109772977 A CN 109772977A CN 201910225478 A CN201910225478 A CN 201910225478A CN 109772977 A CN109772977 A CN 109772977A
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- Prior art keywords
- heating tube
- metal tape
- support base
- chuck
- heating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D21/00—Combined processes according to methods covered by groups B21D1/00 - B21D19/00
-
- 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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
-
- 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
- B21D7/00—Bending rods, profiles, or tubes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Of Metal (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Resistance Heating (AREA)
Abstract
The invention discloses a kind of heating tube metal fins to wind processing method, includes the following steps, straight heating tube one end is first fixed on chuck hub by (1), other end horizontal extension and is rotatably fixed to heating tube support base；(2) the heating pipe end close to chuck position is fixed in metal tape one end, restarts motor and drive chuck rotation, so that metal tape twist is screwed in heating tube with the rotation of heating tube forms metal fin；Metal tape is squeezed and deformed it is characterized in that, metal tape is screwed in front of heating tube, so that itself and the heating tube side that connects is generated bending, and the fitting of the side position after bending is pressed in heating tube.The present invention has the advantages that easy to make, safety is good, and preparation cost is low, good product quality, heat conductivity is high.
Description
Technical field
The present invention relates to steel pipe fin machining technical fields, and in particular to a kind of heating tube metal fin winding processing side
Method.
Background technique
In many electric heater units, it is required to the core component for using fin straight tube as heat exchange.Fin straight tube includes
Internal heating tube (generally straight steel pipe) and the metal fin on steel pipe that is fastened, hot-fluid medium is out of steel pipe when use
Pass through, heat exhales realization heat exchange by metal fin.
Individual steel pipe and metal tape is usually used in fin straight tube preparation method, then metal tape is vertically wound admittedly
It is scheduled on steel pipe and fin is made.Existing some fin straight tube preparation methods, one is using the bullet being first made in overlapping round
Spring shape metal tape, then steel pipe is penetrated in spring shape metal tape inner ring, and the stretching of spring shape metal tape, which is screwed, makes its inner ring contract
It is small and be fitted on steel pipe, this processing method, have that fitting is bad, is easy to loosen；Processing is inconvenient, the defect of safety difference,
And it is easy to produce the problem of pitch of fin unevenness.
In the prior art, there are also the processing methods for using process equipment winding up and being welded and fixed.Such as CN107855647A
Once disclosed a kind of laser welding moulding process of fin straight tube, includes the following steps: that chuck is fixed in straight steel pipe one end by (1)
Center, the other end are stuck between a pair of of pinch roller；(2) steel coil strip, steel are set above the straight steel pipe between chuck and pinch roller
Steel band is discharged downwards under the driving of servo motor with volume, is close to straight steel pipe side and righting wheel is set, righting wheel is circumferentially with depth
Slot, the width of deep trouth and the thickness of steel band are suitable, and steel band side is embedded in deep trouth, and the other side of steel band is contacted with straight steel pipe surface；
(3) straight steel pipe is at the uniform velocity mobile to pinch roller side under the drive of chuck horizontal direction driving motor, and straight steel pipe is rotated in chuck
Uniform rotation under the drive of driving motor, steel band are at the uniform velocity sent to straight steel pipe under the driving of servo motor, steel strip winding in
While straight steel pipe, steel band is fixed with straight steel pipe contact position by laser welding.Such as CN1278812C is once disclosed a kind of again
Welding method for heat radiating fin of heat exchanger, it is characterized in that the end head of stainless steel band is stood to being welded in steel pipe walls, then steel pipe is even
Speed rotation applies to stainless steel band and stretches pretightning force, and steel band is stood under the drawing of rotating steel tube to being spirally wound on steel pipe,
When winding, the alignment of the tungsten electrode of argon-arc welding gun is located at the horizontal points of tangency of stainless steel band and steel pipe, and when welding outputs current to stabilising arc,
Carry out the welding to radiating fin root.
Above-mentioned existing two kinds of fins straight tube preparation method is to drive steel pipe rotary by lathe, and by force by steel band
Along vertical direction winding up on steel pipe, fixation then is realized by the way of welding again.This mode, steel band winding up by force, if
Larger by power, steel band is easy to burst apart, and safety is poor, while welding cost is higher, and weld seam is easy to appear notch, production obtained
Product heat-conductive characteristic is poor.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: how to provide a kind of production side
Just, safety is good, and preparation cost is low, good product quality, and the high heating tube metal fin of product heat conductivity winds processing method.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions:
A kind of heating tube metal fin winding processing method, includes the following steps, straight heating tube one end is first fixed on card by (1)
Disk center, other end horizontal extension and is rotatably fixed to heating tube support base；(2) metal tape one end is fixed on close to card
The heating pipe end of disk position, restart motor drive chuck rotation so that metal tape with heating tube rotation twist
It is screwed in heating tube and forms metal fin；It is characterized in that, metal tape squeezes metal tape before being screwed in heating tube
Compressive strain makes itself and the heating tube side that connects generate bending, and the fitting of the side position after bending is pressed in heating tube.
In this way, simple process is fitted in heating tube again after metal tape bending without welding, metal tape winding is reduced
Deformation difficulty, improve the heating conduction of obtained fin.
As optimization, this method realizes that the heating tube fin twines using heating tube fin below winding process equipment
Around process equipment, including rack, rack one end has vertically arranged chuck, and chuck and the motor drive being fixed on the rack connect
It connects, rack other end face chuck is provided with heating tube support base, and face chuck, which is provided with, on heating tube support base vertically to turn
Dynamic heating tube mounting tool, so that forming horizontal heating tube installation station between chuck and heating tube mounting tool and realizing
To the rotatable Set and Positioning of heating tube, which is characterized in that it further include having extrusion clamp, heating tube of the extrusion clamp after positioning
The servo-actuated setting of length direction, extrusion clamp have the forming section for being located at positioning rear heating tube peripheral surface side, forming section
For metal tape bending deformation side will be wrapped in positioning rear heating tube surface after metal tape side bending deformation.
This equipment is installed on station in use, heating tube is first mounted on heating tube, then by metal tape one end along heating tube
Outer peripheral surface is stood after the forming section for passing through extrusion clamp, and the fixed one end end for being wrapped in heating tube, then motor drives chuck
Rotation drives heating tube rotation, and metal tape is pulled to feed from the forming section of extrusion clamp, and metal tape enters extrusion clamp forming section
Afterwards, it is deformed close to the inside of heating tube by forming section bending and squeezes fitting by force and be wrapped in heating pipe surface, metal tape outside
The fin for standing on heating pipe surface is formed, with the rotation of heating tube, extrusion clamp squeezes the reaction generated when metal tape
Power, will drive extrusion clamp toward the heating tube other end slide so that heating tube self-contained screw pitch be wound into heating tube.
In this way, this equipment is in use, first be able to will make again its extruding after bending deformation on the inside of metal tape by extrusion clamp
Fitting is wrapped in heating tube, in this way, making it first is that greatly improve the contact area of metal tape and heating tube peripheral surface
Fitting is close reliable, and no longer needing to can be fixed using welding, simplifies process and dramatically saves cost.Second is that metal
Heating tube peripheral surface is wound into again after band inside bending, and outer ledge position is substantially no longer influenced by or very when metal tape is wound
It is few to be significantly reduced the deformation difficulty of metal tape winding by the deformation force stretched is forced, on the outside of metal tape distorting tension compared with
Small, metal tape is not easy to burst apart, and safety is higher, and fin profile better quality is made.Third is that improving metal tape in this way and adding
After heat pipe peripheral surface contact area, heating tube is also greatly improved to the heat-conducting effect of metal tape, greatly improves system
The heating conduction for obtaining fin, improves properties of product quality.
Further, heating tube mounting tool includes a heating tube mounting hole positioned at heating tube support base top, is added
The setting of heat pipe mounting hole face chuck hub, heating tube mounting hole, which is used to pass through for heating tube, realizes installation；Heating tube support base
Lower end is mounted on the rack by support base translation fit structure, and support base translation fit structure is able to drive heating tube support base
Along positioning rear heating tube length direction free translation.
In this way, only heating tube end need to be passed through heating tube mounting hole, i.e., by the way of simple heating tube mounting hole
The rotatable Set and Positioning of heating tube can be achieved, structure is simple, easy to install reliable.Heating tube support base being capable of edge simultaneously
Rear heating tube length direction free translation is positioned, heating tube support base is enabled to follow extrusion clamp servo-actuated at work.This
When sample winds fin, winding position is always held at relatively close to the position of heating tube support base, avoids heating tube both ends
Support Position disturbed too far, when heating tube being caused to rotate apart from fin winding position spends it is big generate shaking so that winding effect by
Winding difficulty is improved to wobble effects and reduces fin winding mass.
Further, heating tube support base top face chuck hub is provided with a bearing, and bearing inner race forms described
Heating tube mounting hole.
It in this way can be with more convenient heating tube rotating freely on heating tube support base.
Further, support base translation fit structure includes that one be arranged below heating tube installation station is parallel in rack
A support base sliding rail further includes that heating tube support base lower end and support base sliding rail can be translatable the translation auxiliary section of clamping engagement.
In this way, heating tube support base lower end is slidably matched using translation auxiliary section and the clamping of support base sliding rail, heating is realized
The setting that is translatable of pipe support base, structure is simple, and installation cooperation is convenient and movement is reliable and stable.
Further, support base sliding rail is obtained by a horizontally disposed square tube, and one lateral edges of square tube are centrally located upwards,
Translation auxiliary section includes two claws for being set to square tube two sides, and claw and the adjacent inside of square tube are in and square tube lateral surface shape
Matched L shape.
In this way, structure is simple, facilitate realization, and is conducive to realize the clamping engagement that can be translatable.
Further, the L-shaped two sides up and down of lateral edge are each provided with an idler wheel in claw, idler wheel rollably corresponding matching
On inclined-plane above and below square tube two sides.
In this way, the convenient limit of clamping up and down is to keep the stability cooperated, while idler wheel is realized using four rolling
Rolling match ratio is slidably matched more steady reliable.
Further, the extrusion clamp includes a supporting block, is provided in supporting block and passes through simultaneously certainly for heating tube
It is arranged in heating tube after positioning by the heating tube perforation rotated, and at work by heating tube perforation, supporting block faces
One side lower part of chuck is also set side by side with a vertical gripping block, and gripping block and supporting block are relatively fixed and between supporting block
For metal tape along standing to the charging clip slot for passing through charging, charging clip slot length direction edge is set perpendicular to the heating tube after positioning for formation
It sets, gripping block upper surface is horizontally disposed with and is formed charging clip slot upper surface, and charging clip slot upper surface is along the lower end edge of heating tube perforation
The distance of edge setting, charging clip slot slot bottom to heating tube perforation lower edge is less than metal bandwidth, the charging in supporting block
Heating tube perforated edge position on clip slot side along feedstock direction front lower place is provided with an extrusion deformation groove, squeezes and becomes
The shape of shape groove is perforated along the position of the third quadrant of feedstock direction front lower place from heating tube to before feeding clip slot side
Lower section extends, and the width of the notch of extrusion deformation groove is gradually to broaden to set from preceding lower position to heating tube punch position
It sets, the depth of extrusion deformation groove is that setting is gradually deepened from preceding lower position to heating tube punch position, is squeezed and deformed and uses
The section of groove in the width direction is arc-shaped；The anti-self-revolving machine for preventing extrusion clamp rotation is additionally provided on extrusion clamp
Structure.
In this way, metal tape is along charging clip slot charging, due to metal tape end point preparatory winding up in extrusion clamp work
Be wrapped in heating tube, therefore heating tube rotation can drive metal tape persistently to feed and realize winding, metal tape from feed clip slot into
After material along heating tube half revolution after the back-out of heating tube top, when being rotated down again and passing through gripping block upper end position, gold
Belong to band outside be rotated down during and gripping block on the outside of be affixed and be clamped block distort by force it is inclined, due to the clamping
It is to screw out torsion of the position application towards chuck direction on heating tube top on the outside of metal tape, therefore the power acts on gold on the outside of block
After belonging to band, due to lever principle, chuck can be directed away to generating one in heating tube other side lower position on the inside of metal tape
The reaction force that direction agitates when so that metal tape passing through the position, can enter under the action of this agitates power on the inside of metal tape
To extrusion deformation groove, since the distance of charging clip slot slot bottom to heating tube perforation lower edge is less than metal bandwidth (i.e.
Feed clip slot depth and be less than metal bandwidth), and extrusion deformation uses the unique texture of groove and is squeezed and deformed with groove and adds
The unique location relationship of heat pipe perforation can make the bending of generation one by force on the inside of metal tape deform and to be bent over deformation
Position closely adhere to heating tube outer surface.In this way, chuck is only needed to drive heating tube rotation, under the action of extrusion clamp,
Metal tape, which can be made to be extruded on the inside of it after bending by force, is adhesively secured to heating pipe surface, while realizing spiral twine
Around, while with heating tube rotation, the reaction force that extrusion clamp is squeezed and generated when winding metal tape will drive extrusion clamp
Slided toward the heating tube other end so that heating tube self-contained screw pitch be wound into heating tube, without extra power and metal tape is solid
It is fixed convenient and reliable.The size of the screw pitch simultaneously also can be convenient and realize that flexible modulation is controlled by the thickness size of gripping block.
Further, gripping block lateral surface upper end position is additionally provided with helix-deformed guiding groove, helix-deformed guidance slot position
It is affixed at position on the outside of the metal tape that extrusion clamp screws out with gripping block, helix-deformed guiding groove is on the outside of gripping block and upper end
The notch shape in face is arc-shaped.
In this way, fitting when screwing out metal tape from extrusion clamp with helix-deformed guiding groove, and by helix-deformed
Guiding groove guidance metal tape gradually generates the displacement in axial direction, guarantees that metal tape realizes the stabilization and reliability of spiral winding, together
When also avoid stress from excessively concentrating metal tape is caused to be scratched.
Further, gripping block medial surface top has a step, and gripping block lower part and supporting block patch merga pass are fixed
It is fixedly connected with screw element, so that the space formed between the step and supporting block constitutes the charging clip slot.
In this way, facilitating the installation of gripping block fixed and the setting forming of charging clip slot.
Further, gripping block lower end has the upward mounting groove being set side by side, and the fixation passes through peace with screw element
Tankage and the fixation for realizing gripping block.
The up and down direction of gripping block is adjusted after fixed screw element can be unclamped in this way, and then adjusts charging clip slot slot bottom and arrives
The distance of heating tube lower end, and then adjustable metal tape is wound in the depth of fin after fin.Therefore simple structure is used, it is real
The control of the adjusting to fin depth is showed.
Further, the anti-rotation mechanism includes the anti-rotation support arm for being fixed on supporting block side, outside anti-rotation support arm
End bending extends downwardly and is provided with a sliding block, and sliding block lower surface has a slip plane, which is slidably matched
In on the rack one and positioning rear heating tube guide surface disposed in parallel.
In this way, anti-rotation mechanism can be prevented extrusion clamp rotation while will not be generated on extra direction using simple structure
Constraint, with guarantee extrusion clamp can be realized to metal tape winding reliability and stability.
In conclusion the present invention has easy to make, safety is good, and preparation cost is low, good product quality, and heat conductivity is high
The advantages that.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the process equipment used in the specific embodiment of the invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the A-A cross-sectional view of Fig. 1.
Fig. 4 is the schematic perspective view of independent extrusion clamp in Fig. 1.
Fig. 5 is the left view of independent extrusion clamp in Fig. 1.
Fig. 6 is the structural schematic diagram of independent supporting block in Fig. 4.
Fig. 7 is the structural schematic diagram of independent supporting block in Fig. 5.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing.
When specific implementation: a kind of heating tube metal fin winding processing method includes the following steps that (1) first adds straight
Heat pipe one end is fixed on chuck hub, other end horizontal extension and is rotatably fixed to heating tube support base；(2) by metal tape
The heating pipe end close to chuck position is fixed in one end, restarts motor and drives chuck rotation, so that metal tape is with heating tube
Rotation twist be screwed in heating tube and form metal fin；It is characterized in that metal tape be screwed in heating tube it
It is preceding that metal tape is squeezed and deformed, so that itself and the heating tube side that connects is generated bending, and the side position after bending is pasted
Conjunction is pressed in heating tube.
In this way, simple process is fitted in heating tube again after metal tape bending without welding, metal tape winding is reduced
Deformation difficulty, improve the heating conduction of obtained fin.
It in the present embodiment, is realized using heating tube fin below winding process equipment, the heating tube fin winding adds
Construction equipment, as shown in figs. 1-7, including rack 1, rack one end have a vertically arranged chuck 2, chuck 2 and are fixed on the rack
Motor 3 be sequentially connected, 1 other end face chuck 2 of rack is provided with heating tube support base 4, face card on heating tube support base 4
Disk be provided with can vertical rotating heating tube mounting tool so that formed between chuck 2 and heating tube mounting tool it is horizontal plus
Heat pipe is installed station and is realized to the rotatable Set and Positioning of heating tube 5, wherein and it further include having extrusion clamp, extrusion clamp edge
There is one to be located at positioning rear heating tube peripheral surface side for the servo-actuated setting in heating tube length direction after positioning, extrusion clamp
Forming section, forming section are used to that metal tape bending deformation side positioning rear heating tube table will to be wrapped in after metal tape side bending deformation
Face.
This equipment is installed on station in use, heating tube is first mounted on heating tube, then by metal tape one end along heating tube
Outer peripheral surface is stood after the forming section for passing through extrusion clamp, and the fixed one end end for being wrapped in heating tube, then motor drives chuck
Rotation drives heating tube rotation, and metal tape is pulled to feed from the forming section of extrusion clamp, and metal tape enters extrusion clamp forming section
Afterwards, it is deformed close to the inside of heating tube by forming section bending and squeezes fitting by force and be wrapped in heating pipe surface, metal tape outside
The fin for standing on heating pipe surface is formed, with the rotation of heating tube, extrusion clamp squeezes the reaction generated when metal tape
Power, will drive extrusion clamp toward the heating tube other end slide so that heating tube self-contained screw pitch be wound into heating tube.
In this way, this equipment is in use, first be able to will make again its extruding after bending deformation on the inside of metal tape by extrusion clamp
Fitting is wrapped in heating tube, in this way, making it first is that greatly improve the contact area of metal tape and heating tube peripheral surface
Fitting is close reliable, and no longer needing to can be fixed using welding, simplifies process and dramatically saves cost.Second is that metal
Heating tube peripheral surface is wound into again after band inside bending, and outer ledge position is substantially no longer influenced by or very when metal tape is wound
It is few to be significantly reduced the deformation difficulty of metal tape winding by the deformation force stretched is forced, on the outside of metal tape distorting tension compared with
Small, metal tape is not easy to burst apart, and safety is higher, and fin profile better quality is made.Third is that improving metal tape in this way and adding
After heat pipe peripheral surface contact area, heating tube is also greatly improved to the heat-conducting effect of metal tape, greatly improves system
The heating conduction for obtaining fin, improves properties of product quality.
Wherein, heating tube mounting tool includes a heating tube mounting hole 6 positioned at 4 top of heating tube support base, heating
The setting of pipe mounting hole face chuck hub, heating tube mounting hole 6, which is used to pass through for heating tube, realizes installation；Heating tube support base 4
Lower end is mounted on the rack by support base translation fit structure, and support base translation fit structure is able to drive heating tube support base
Along positioning rear heating tube length direction free translation.
In this way, only heating tube end need to be passed through heating tube mounting hole, i.e., by the way of simple heating tube mounting hole
The rotatable Set and Positioning of heating tube can be achieved, structure is simple, easy to install reliable.Heating tube support base being capable of edge simultaneously
Rear heating tube length direction free translation is positioned, heating tube support base is enabled to follow extrusion clamp servo-actuated at work.This
When sample winds fin, winding position is always held at relatively close to the position of heating tube support base, avoids heating tube both ends
Support Position disturbed too far, when heating tube being caused to rotate apart from fin winding position spends it is big generate shaking so that winding effect by
Winding difficulty is improved to wobble effects and reduces fin winding mass.
Wherein, see that Fig. 3,4 top face chuck hub of heating tube support base are provided with a bearing, bearing inner race forms institute
State heating tube mounting hole 6.
It in this way can be with more convenient heating tube rotating freely on heating tube support base.
Wherein, see that Fig. 3, support base translation fit structure include that setting below heating tube installation station is parallel in rack 1
A support base sliding rail 7, further include heating tube support base lower end and support base sliding rail 7 can be translatable the translation cooperation of clamping engagement
Portion.
In this way, heating tube support base lower end is slidably matched using translation auxiliary section and the clamping of support base sliding rail, heating is realized
The setting that is translatable of pipe support base, structure is simple, and installation cooperation is convenient and movement is reliable and stable.
Wherein, see that Fig. 3, support base sliding rail 7 are obtained by a horizontally disposed square tube, one lateral edges of square tube are set between two parties upwards
It sets, translation auxiliary section includes two claws 8 for being set to square tube two sides, and the inside adjacent with square tube of claw 8 is in and square tube outside
The L shape of face form fit.
In this way, structure is simple, facilitate realization, and is conducive to realize the clamping engagement that can be translatable.
Wherein, the L-shaped two sides up and down of lateral edge are each provided with an idler wheel 9 in claw, and rollably corresponding matching exists idler wheel 9
On inclined-plane above and below square tube two sides.
In this way, the convenient limit of clamping up and down is to keep the stability cooperated, while idler wheel is realized using four rolling
Rolling match ratio is slidably matched more steady reliable.
Wherein, referring to fig. 4-7, an including supporting block 10 is provided with for heating in supporting block 10 extrusion clamp
Pipe across and the heating tube perforation 11 that rotates freely, and be arranged heating tube after positioning by heating tube perforation at work
On, supporting block is also set side by side with a vertical gripping block 12,10 phase of gripping block 12 and supporting block in face of one side lower part of chuck
It is stood for metal tape edge to the charging clip slot for passing through charging, charging clip slot length direction edge to fixing and being formed between supporting block 10
It is arranged perpendicular to the heating tube 5 after positioning, 12 upper surface of gripping block is horizontally disposed with and is formed charging clip slot upper surface, feeds clip slot
Upper surface is less than metal along heating tube perforation lower edge setting, the distance of charging clip slot slot bottom to heating tube perforation lower edge
Bandwidth is provided with one along the heating tube perforated edge position of feedstock direction front lower place on the charging clip slot side in supporting block
A be squeezed and deformed uses groove 13, the shape of extrusion deformation groove 13 from heating tube perforate the third along feedstock direction front lower place as
The position of limit extends to the front lower place of charging clip slot side, and the width of the notch of extrusion deformation groove 13 is from preceding lower position
It gradually broadens setting to heating tube punch position, the depth of extrusion deformation groove 13 is to perforate from preceding lower position to heating tube
Position gradually deepens setting, is squeezed and deformed arc-shaped with the section of groove 13 in the width direction；Use is additionally provided on extrusion clamp
In the anti-rotation mechanism for preventing extrusion clamp rotation.
In this way, metal tape is along charging clip slot charging, due to metal tape end point preparatory winding up in extrusion clamp work
Be wrapped in heating tube, therefore heating tube rotation can drive metal tape persistently to feed and realize winding, metal tape from feed clip slot into
After material along heating tube half revolution after the back-out of heating tube top, when being rotated down again and passing through gripping block upper end position, gold
Belong to band outside be rotated down during and gripping block on the outside of be affixed and be clamped block distort by force it is inclined, due to the clamping
It is to screw out torsion of the position application towards chuck direction on heating tube top on the outside of metal tape, therefore the power acts on gold on the outside of block
After belonging to band, due to lever principle, chuck can be directed away to generating one in heating tube other side lower position on the inside of metal tape
The reaction force that direction agitates when so that metal tape passing through the position, can enter under the action of this agitates power on the inside of metal tape
To extrusion deformation groove, since the distance of charging clip slot slot bottom to heating tube perforation lower edge is less than metal bandwidth (i.e.
Feed clip slot depth and be less than metal bandwidth), and extrusion deformation uses the unique texture of groove and is squeezed and deformed with groove and adds
The unique location relationship of heat pipe perforation can make the bending of generation one by force on the inside of metal tape deform and to be bent over deformation
Position closely adhere to heating tube outer surface.In this way, chuck is only needed to drive heating tube rotation, under the action of extrusion clamp,
Metal tape, which can be made to be extruded on the inside of it after bending by force, is adhesively secured to heating pipe surface, while realizing spiral twine
Around, while with heating tube rotation, the reaction force that extrusion clamp is squeezed and generated when winding metal tape will drive extrusion clamp
Slided toward the heating tube other end so that heating tube self-contained screw pitch be wound into heating tube, without extra power and metal tape is solid
It is fixed convenient and reliable.The size of the screw pitch simultaneously also can be convenient and realize that flexible modulation is controlled by the thickness size of gripping block.
Wherein, 12 lateral surface upper end position of gripping block is additionally provided with helix-deformed guiding groove 14, helix-deformed guiding groove 14
Positioned at extrusion clamp screw out metal tape on the outside of and gripping block be affixed at position, helix-deformed guiding groove 14 on the outside of gripping block and
The notch shape of upper surface is arc-shaped.
In this way, fitting when screwing out metal tape from extrusion clamp with helix-deformed guiding groove, and by helix-deformed
Guiding groove guidance metal tape gradually generates the displacement in axial direction, guarantees that metal tape realizes the stabilization and reliability of spiral winding, together
When also avoid stress from excessively concentrating metal tape is caused to be scratched.
Wherein, 12 medial surface top of gripping block has a step, and 11 lower part of gripping block and supporting block patch merga pass are fixed
It is fixedly connected with screw element 15, so that the space formed between the step and supporting block constitutes the charging clip slot.
In this way, facilitating the installation of gripping block fixed and the setting forming of charging clip slot.
Wherein, 12 lower end of gripping block has the upward mounting groove 16 being set side by side, and the fixation is passed through with screw element 15
Mounting groove 16 and the fixation for realizing gripping block.
The up and down direction of gripping block is adjusted after fixed screw element can be unclamped in this way, and then adjusts charging clip slot slot bottom and arrives
The distance of heating tube lower end, and then adjustable metal tape is wound in the depth of fin after fin.Therefore simple structure is used, it is real
The control of the adjusting to fin depth is showed.
Wherein, the anti-rotation mechanism includes the anti-rotation support arm 17 for being fixed on supporting block side, outside anti-rotation support arm 17
End bending extends downwardly and is provided with a sliding block 18, and 18 lower surface of sliding block has a slip plane, slip plane sliding
In cooperation on the rack one and positioning rear heating tube guide surface disposed in parallel.
In this way, anti-rotation mechanism can be prevented extrusion clamp rotation while will not be generated on extra direction using simple structure
Constraint, with guarantee extrusion clamp can be realized to metal tape winding reliability and stability.
Claims (10)
1. a kind of heating tube metal fin winds processing method, include the following steps, straight heating tube one end is first fixed on by (1)
Chuck hub, other end horizontal extension and is rotatably fixed to heating tube support base；(2) metal tape one end is fixed on close
The heating pipe end of chuck position, restart motor drive chuck rotation so that metal tape with heating tube rotation twist
Ground, which is screwed in heating tube, forms metal fin；It is characterized in that, metal tape carries out metal tape before being screwed in heating tube
It is squeezed and deformed, so that itself and the heating tube side that connects is generated bending, and the fitting of the side position after bending is made to be pressed on heating tube
On.
2. heating tube metal fin according to claim 1 winds processing method, it is characterised in that: use heating below
Pipe fin winds process equipment and realizes, the heating tube fin winding process equipment includes rack, and rack one end, which has, vertically to be set
The chuck set, chuck are connected with the motor drive being fixed on the rack, and rack other end face chuck is provided with heating tube support
Seat, on heating tube support base face chuck be provided with can vertical rotating heating tube mounting tool so that chuck and heating tube peace
Horizontal heating tube installation station is formed between dress tooling and is realized to the rotatable Set and Positioning of heating tube, further includes having extruding
Fixture, the servo-actuated setting in heating tube length direction of the extrusion clamp after positioning, extrusion clamp heat after being located at positioning with one
The forming section of pipe peripheral surface side, forming section are used to wind metal tape bending deformation side after metal tape side bending deformation
Pipe surface is heated after positioning.
3. heating tube metal fin according to claim 2 winds processing method, it is characterised in that: heating tube mounting tool
A heating tube mounting hole including being located at heating tube support base top, the setting of heating tube mounting hole face chuck hub, heating
Pipe mounting hole, which is used to pass through for heating tube, realizes installation；Heating tube support base lower end is mounted on by support base translation fit structure
In rack, support base translation fit structure is able to drive heating tube support base along positioning rear heating tube length direction free translation.
4. heating tube metal fin according to claim 3 winds processing method, it is characterised in that: support base translation is matched
Closing structure includes that a support base sliding rail being arranged below heating tube installation station is parallel in rack, further includes heating tube support
Seat lower end and support base sliding rail can be translatable the translation auxiliary section of clamping engagement.
5. heating tube metal fin according to claim 4 winds processing method, it is characterised in that: support base sliding rail is by one
The horizontally disposed square tube of root obtains, and one lateral edges of square tube are centrally located upwards, and translation auxiliary section includes being set to square tube two sides
Two claws, claw and the adjacent inside of square tube are in and the L shape of square tube lateral surface form fit；
The L-shaped two sides up and down of lateral edge are each provided with an idler wheel in claw, idler wheel rollably corresponding matching on square tube two sides
Under inclined-plane on.
6. heating tube metal fin according to claim 2 winds processing method, it is characterised in that: the extrusion clamp packet
Include a supporting block, be provided in supporting block passed through for heating tube and rotate freely heating tube perforation, and at work according to
It is arranged in heating tube after positioning by heating tube perforation, supporting block is also set side by side with one vertically in face of one side lower part of chuck
Gripping block, gripping block and supporting block it is relatively fixed and between supporting block formed for metal tape along stand to pass through charging charging
Clip slot, charging clip slot length direction along perpendicular to after positioning heating tube be arranged, gripping block upper surface be horizontally disposed with and formed into
Feed collet slot upper surface, charging clip slot upper surface are perforated along heating tube perforation lower edge setting, charging clip slot slot bottom to heating tube
The distance of lower edge is less than metal bandwidth, along the heating of feedstock direction front lower place on the charging clip slot side in supporting block
Pipe perforated edge position is provided with an extrusion deformation groove, and the shape of extrusion deformation groove is perforated from heating tube along charging
The position of the third quadrant of direction front lower place extends to the front lower place of charging clip slot side, is squeezed and deformed the width of the notch with groove
Degree is the setting that gradually broadens from preceding lower position to heating tube punch position, and the depth of extrusion deformation groove is from front lower place position
It sets heating tube punch position and gradually deepens setting, extrusion deformation is arc-shaped with the section of groove in the width direction；Extrusion clamp
On be additionally provided with anti-rotation mechanism for preventing extrusion clamp rotation.
7. heating tube metal fin according to claim 6 winds processing method, it is characterised in that: on gripping block lateral surface
End position is additionally provided with helix-deformed guiding groove, and helix-deformed guiding groove is located on the outside of the metal tape of extrusion clamp back-out and clamps
Block is affixed at position, and helix-deformed guiding groove is on the outside of gripping block and the notch shape of upper surface is arc-shaped.
8. heating tube metal fin according to claim 7 winds processing method, it is characterised in that: on gripping block medial surface
Portion has a step, and gripping block lower part is fixed with supporting block patch merga pass and is fixedly connected with screw element, so that the step and branch
The space formed between bracer constitutes the charging clip slot.
9. heating tube metal fin according to claim 8 winds processing method, it is characterised in that: gripping block lower end has
The upward mounting groove being set side by side, the fixation screw element pass through mounting groove and realize the fixation of gripping block.
10. heating tube metal fin according to claim 6 winds processing method, it is characterised in that: the anti-self-revolving machine
Structure includes the anti-rotation support arm for being fixed on supporting block side, and the bending of anti-rotation support arm outer end extends downwardly and is provided with a cunning
Block, sliding block lower surface have a slip plane, one and the positioning rear heating tube which is slidably matched on the rack
In guide surface disposed in parallel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294499.7A CN111250582B (en) | 2019-03-27 | 2019-03-27 | Heating pipe metal fin winding processing equipment and extrusion fixture thereof |
| CN201910225478.7A CN109772977B (en) | 2019-03-27 | 2019-03-27 | Winding processing method for metal fin of heating pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910225478.7A CN109772977B (en) | 2019-03-27 | 2019-03-27 | Winding processing method for metal fin of heating pipe |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010294499.7A Division CN111250582B (en) | 2019-03-27 | 2019-03-27 | Heating pipe metal fin winding processing equipment and extrusion fixture thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN109772977A true CN109772977A (en) | 2019-05-21 |
| CN109772977B CN109772977B (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910225478.7A Active CN109772977B (en) | 2019-03-27 | 2019-03-27 | Winding processing method for metal fin of heating pipe |
| CN202010294499.7A Active CN111250582B (en) | 2019-03-27 | 2019-03-27 | Heating pipe metal fin winding processing equipment and extrusion fixture thereof |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010294499.7A Active CN111250582B (en) | 2019-03-27 | 2019-03-27 | Heating pipe metal fin winding processing equipment and extrusion fixture thereof |
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| CN (2) | CN109772977B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115255822A (en) * | 2022-07-27 | 2022-11-01 | 抚顺煤矿电机制造有限责任公司 | Machining method of motor cooling water path structure |
| CN115674660A (en) * | 2022-11-29 | 2023-02-03 | 江苏斯必得重工机械有限公司 | Automatic change rubber coating line equipment |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111250582A (en) | 2020-06-09 |
| CN111250582B (en) | 2021-11-23 |
| CN109772977B (en) | 2020-04-17 |
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