CN104690164B - Fin used for heat exchange and drawing processing device thereof, and heat exchange - Google Patents
Fin used for heat exchange and drawing processing device thereof, and heat exchange Download PDFInfo
- Publication number
- CN104690164B CN104690164B CN201410724591.7A CN201410724591A CN104690164B CN 104690164 B CN104690164 B CN 104690164B CN 201410724591 A CN201410724591 A CN 201410724591A CN 104690164 B CN104690164 B CN 104690164B
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- Prior art keywords
- oil supply
- punch
- rail
- processing device
- deep
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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
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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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/28—Deep-drawing of cylindrical articles using consecutive dies
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
Provided are a fin used for a heat exchange and a drawing processing device thereof, and the heat exchange. The lower end face of a drawing punch (71) is supported by a height adjusting device (77) across an oil feed plate (76). The side surface of the oil feed plate is connected with an oil feed pipe (75) which is configured in an oil feed pipe configuration space (87). The oil feed pipe configuration space is limited between a punch fixing plate (72) and a lower mold holder (52a). The oil feed plate provides lubricating oil supplied by the oil feed pipe to a longitudinal oil feed path (81) of the drawing punch. Through integrally making the drawing punch, the oil feed plate, and the oil feed pipe move up and down, the drawing processing device adjusts height positions of the upper end face of the drawing punch by the height adjusting device. In the oil feed pipe configuration space, gaps are formed on and under the oil feed pipe, so that the oil feed pipe can move up and down with the height adjustment. According to the drawing processing device, through improving supply of the lubricating oil of the drawing processing portion, processing precision of the sleeve portion of the fin used for a heat exchange is improved.
Description
Technical field
The present invention relates to the deep-drawing processing device of aluminum fin, the heat exchanger wing processed with this processing unit (plant)
Piece and the heat exchanger with this fin.
Background technology
Cross-fin tubing heat exchanger has stacked square fin and runs through stacked fin
Heat pipe.Each fin is formed by sheet metal.Heat pipe is applied in the cannula portion that each fin is formed.Cannula portion is by between fin
Stacking spacing keeps fixing, and improves the heat conductivility of fin and heat pipe.
Cannula portion is by carrying out to sheet metal rousing convex forming, deep-draw processing, piercing and flanging processing, drawing process
And expanding and prepared.Drawing process are to be carried out by making the leading section of drawing punch enter in the through hole of drawing die
's.Sometimes the inner surface of the leading section of drawing punch and drawing die is referred to as drawing process portion.For drawing process, in order to anti-
Only precision of the crackle of cannula portion and cracking and raising cannula portion etc., to be therefore processed to drawing process portion supply lubricating oil
It is critically important.
It was used in the method that the leading section to drawing punch supplies lubricating oil in the past, as patent documentation 1 is recorded,
Lubricating oil is supplied to the spray-hole of the internal face opening of the through hole of lifting plate from the oil supply path being formed in lifting plate.Special
In sharp document 2, lubricating oil is passed through in longitudinal oil supply path (feed bore of axial direction) of the axle center of drawing punch setting and is indulged with this
To the horizontal feed bore (horizontal feed bore) of oil supply path connection, it is supplied to the side of the leading section of drawing punch.Patent literary composition
Offer 3 and disclose the longitudinal oil supply road connect in the lubricating oil feed path of lower mould die setting and with this lubricating oil feed path
Footpath.
[patent documentation 1] Japanese Unexamined Patent Publication 8-90122 publication
[patent documentation 2] Japanese Unexamined Patent Publication 6-328172 publication
[patent documentation 3] Japanese Unexamined Patent Application 60-180631 publication
But, in patent documentation 1, from the side to the drawing punch that must supply lubricating oil for the internal face of through hole and set
The distance of the inner peripheral surface of pipe portion increases, thus is difficult to supply lubricating oil to drawing process portion.Profit is not disclosed in patent documentation 2
Lubricating oil is to the supply method in longitudinal oil supply path.Patent documentation 3 does not account for convex from the prominent drawing of the upper surface of lower mould die
The adjustment of the projecting height of mould.Therefore, present inventor is in the drawing process of the height adjuster with drawing punch
In device, the supply technology of lubricating oil is improved, to improve the machining accuracy of cannula portion.
Content of the invention
It is an object of the invention to, the drawing process dress of the higher aluminum fin of machining accuracy of cannula portion is provided
Put, aluminum fin and heat exchanger.
The deep-drawing processing device of the aluminum fin of one aspect of the present invention has: upper mould, it is recessed that it has drawing
Mould；And lower mould, it has drawing punch, and this drawing punch includes entering the leading section of described drawing die.Described lower mould
Have: punch retainer, it keeps described drawing punch；Height adjuster, it adjusts the height of the upper surface of described drawing punch
Degree position；Lower mould die holder, it supports described height adjuster；Longitudinal oil supply path, it is formed at the axle of described drawing punch
The heart；Rail, it is used for supplying lubricating oil to described longitudinal oil supply path；Oil supply plate, consist of connection described rail and
Described longitudinal oil supply path, so that the lubricating oil from described rail is supplied in described longitudinal oil supply path, and, should
Oil supply plate configures between the lower surface and the upper surface of described height adjuster of described drawing punch；And rail configuration
Space, it is formed between described punch retainer and described lower mould die holder, for configuring described rail.Described drawing is convex
Mould, described oil supply plate and described rail are configured to, in the upper end adjusting described drawing punch by described height adjuster
Integratedly move up and down during the height and position in face.In described rail configuration space, in being formed with up and down of described rail
Gap, so as to carry out moving up and down of described rail.
According to this structure, it is formed with described rail configuration space between described rail can be made to move up and down
Gap.In the state of described rail is connected with described oil supply plate, can be by drawing described in described height adjuster adjustment
The height and position of the upper surface of deep punch.And, this structure realizes the upper surface of drawing punch without problem ground simultaneously
The adjustment of height and position and to machined surface during drawing process lubricating oil supply, thus help in cannula portion processing essence
The raising of degree.
Preferably, the recess of the lower surface that described rail configuration space is formed from described punch retainer is formed.
According to this structure, only processing punch retainer can form described rail configuration space, because without right
The additional processing of lower mould die holder.
Preferably, described oil supply plate has: oil supply tube connection ports, for connecting described rail；Lubricating oil reservoir,
It is formed by the described height adjuster being contacted with the lower surface of described oil supply plate with the described lower surface of described oil supply plate
Recess limit；1st connection oil circuit, it connects described lubricating oil reservoir and described oil supply tube connection ports；And the 2nd connect oil
Road, it connects described lubricating oil reservoir and described longitudinal oil supply path.
According to this structure, can pass through steady in the lubricating oil reservoir that described oil supply plate shape becomes is to longitudinal oil supply path
Surely supply lubricating oil.And, the height adjuster contacting with the lower surface of oil supply plate is as the diapire of lubricating oil reservoir
Play a role it is thus possible to cost of implementation reduces.
Preferably, described oil supply plate has the rail arranging in the one side being exposed to described rail configuration space
Connector, described rail is connected with described oil supply tube connection ports.
According to this structure, described rail can be connected with the side of described oil supply plate, compact can constitute and be used for
Configure the construction of rail in deep-drawing processing device.
Preferably, described drawing punch has at least one horizontal oil supply path, and this horizontal oil supply path is vertical with described
To the connection of oil supply path, and the lateral opening of the upper end in the described drawing punch carrying out drawing process.
According to this structure, when carrying out drawing process, can be directly to the side supply profit of the upper end of drawing punch
Lubricating oil.Therefore, it is possible to improve the cooling effect based on lubricating oil, it is possible to increase the machining accuracy of cannula portion.
Preferably, described at least one horizontal oil supply path is towards described drawing punch from described longitudinal oil supply path
The circumferential lateral surface of described upper end extend radially and be formed as a plurality of horizontal oil supply path of equal angle intervals.
According to this structure, when carrying out drawing process, can be whole to the side of the drawing punch entering drawing die
Region smoothly feeds lubricating oil, it is possible to increase the machining accuracy of cannula portion.
Preferably, described height adjuster is taper gib, and this taper gib is by taper gib upper member and taper gib lower member structure
Become, and be configured to carry out height adjustment by the movement of described taper gib lower member.
According to this structure, height adjuster can be made up of conventional taper gib.And, the butterfly when carrying out height adjustment
Wedge upper member does not move it is thus possible to stably support drawing punch, and also can reduce the leakage of lubricating oil.
In one example, the lower surface of described taper gib lower member is supported by described lower mould die holder, described taper gib upper member
Lower surface by described taper gib lower member upper surface, the lower surface of described oil supply plate is by the upper table of described taper gib lower member
Face supports.
According to this structure, taper gib lower member moves in the state of being supported by lower mould die holder, thus enables that drawing
Punch is moved up and down together with oil supply plate.
Another aspect of the present invention provides a kind of aluminum fin, and this aluminum fin is had and drawn using described
The cannula portion that deep processing device makes.
According to this structure, the machining accuracy of cannula portion improves it is thus possible to provide stay-in-grade heat exchanger wing
Piece.
Fin is had based on the heat exchanger of another aspect of the present invention, this fin has using described deep-drawing processing device
The cannula portion making.
According to this structure, the machining accuracy of cannula portion improves it is thus possible to provide stay-in-grade heat exchanger.
Brief description
(a) of Fig. 1 is the top view of the aluminum fin of embodiments of the present invention, and (b) is the a-a along Fig. 1 (a)
The profile of line.
Fig. 2 is for fin manufacture device and the schematic diagram for manufacturing the manufacturing procedure of aluminum fin are described.
Fig. 3 is the profile of the forming process of the cannula portion for aluminum fin is described, (a) represents the convex shaping of drum
Manufacturing procedure, (b) represent that deep-draw manufacturing procedure, (c) represent that piercing and flanging manufacturing procedure, (d) represent drawing process operation, (e)
Represent expanding operation.
Fig. 4 is the profile of the upper die and lower die of deep-drawing processing device during die sinking.
Fig. 5 is the profile of the upper die and lower die of deep-drawing processing device during matched moulds.
(a) of Fig. 6 is the side view of drawing punch, and (b) is the profile of the b-b line along Fig. 6 (a).
Fig. 7 is the enlarged drawing of the mould during upper surface adjusting drawing punch using height adjuster higher.
Fig. 8 is the enlarged drawing of the mould during upper surface lower adjusting drawing punch using height adjuster.
Label declaration
P thin metallic plate；Sa1 minimum top size；Sa2 maximum top size；Sb1 minimum lower section size；Under sb2 maximum
Square chi cun；1 fin；10 cannula portion；11 portions；12 vertical cylinder portions；13 expansion mouths；20 BAIYE fins；30 groove gaps；40 heat conduction
Pipe；50 payoff reels；51 loop control units；52 decompressors；Mould die holder under 52a；52b upper mould die holder；53 stackers；53a sells；60
Upper mould；61 drawing dies；61a hole portion；61b big footpath end difference；61c flange part；62 die supports；The installing hole with ladder for the 62a；
62b shoulder；63 upper mould fixed plates；64 knock pins；64a flange part；64b sliding part；65 springs；66 holes；70 times moulds；71 drawing are convex
Mould；71a the 1st cylindrical portion；71b the 2nd cylindrical portion；71c the 3rd cylindrical portion；71d the 4th cylindrical portion；72 punch retainers；
72a through hole；73 retaining member；73a through hole；74 lifting plates；74a through hole；75 rails；76 oil supply plates；77 height adjusters；
77a taper gib upper member；77b taper gib lower member；78 springs；81 longitudinal oil supply paths；81a lower end opening portion；82 laterally give
Oil circuit footpath；83 oil supply tube connection ports；84 oily reservoir；85 the 1st connection oil circuits；86 the 2nd connection oil circuits；87 rail configurations are empty
Between；101 drum protuberances；102 deep-draw portions；103 lower opening；104 turn-up portion；105 portions；106 vertical cylinder portions；107 expansion mouths.
Specific embodiment
Below, it is described with reference to aluminum fin and the deep-drawing processing device of embodiments of the present invention.This
The bright mode being not limited to example.For example, exemplified feature should not be construed as necessary to the present invention, certainly the present invention sometimes
Theme is the feature fewer than whole features of disclosed specific embodiment.The present invention is the model using claims
Enclose and illustrate, comprise being had altered in the meaning equal with claims and scope.
First, the schematic configuration of the aluminum fin of embodiment is described.
As shown in (a), (b) of Fig. 1, aluminum fin 1 is, for example, the fin of cross-fin tubing heat exchanger, and
It is configured to be enough in the heat exchanger of the indoor set of air conditioner etc..Fin 1 has what the heat pipe 40 of heat exchanger ran through
At least one cannula portion 10.In the example in the figures, cannula portion 10 is formed as the staggered of 6 sections of 2 row.Adjacent set in each row
It is formed with the BAIYE fins set being made up of multiple (such as 4) BAIYE fin 20 between pipe portion 10.As shown in Fig. 1 (b), each BAIYE
Fin 20 can be bulge.It is formed with the groove gap 30 as perforation (perforation) between row.
As shown in Fig. 1 (b), cannula portion 10 includes end difference or portions 11, above this portions 11, formation is vertical
Cylindrical portion 12 and the expansion mouth 13 being formed above this vertical cylinder portion 12.In the example in the figures, the diameter of portions 11 is big
In the diameter in vertical cylinder portion 12, the height erecting highly less than vertical cylinder portion 12 of portions 11.Vertical cylinder portion 12 is to hold
Support heat pipe 40 and the joint portion being combined with heat pipe 40, are configured to effectively carry out the heat conduction of heat pipe 40 and fin 1.Heat conduction
Pipe 40 is inserted in the cannula portion 10 of the shape being shaped as regulation, then so that the interior table in heat pipe 40 and vertical cylinder portion 12
The mode that face is in close contact carries out expanding.Portions 11 play a role as guide portion when being laminated multiple fins 1.Enlarging
Portion 13 maintains the stacking spacing between multiple fins 1 to fix.
BAIYE fin 20 utilizes leading edge effect to improve the thermal conductivity of fin 1.BAIYE fin 20 is formed as carrying out in section direction
Otch simultaneously erects, from the base portion of fin 1, the shape come at the two ends in section direction.Shown in Fig. 1 is of BAIYE fin 20, energy
Enough it is replaced into variously-shaped fin.
Groove gap 30 between row is used for easily splitting between row fin 1.In outdoor coil using as condenser etc.
In heat exchanger, other groove gaps can be formed between row, this other groove gap is configured to by reducing due to heat pipe 40
Inlet side and outlet sides divide between conduction of heat and the loss that causes, promote liquefaction and the sub-cooled of cold-producing medium.Its
Its groove gap can also be continuous groove gap on section direction, to split fin 1 between row.Groove gap 30 in this embodiment
Other groove gaps can be included to substitute perforation, or perforation and described other groove gap can be included.
Below, the fin manufacture device of embodiment is described.
Fin manufacture device manufactures fin 1 from sheet metal p.Sheet metal p can be for example aluminium sheet.As shown in Fig. 2
Fin manufacture device has the payoff reel 50 of the roller supporting sheet metal p.Sheet metal p is from payoff reel 50 through loop control
Device 51 is sent to decompressor 52.Decompressor 52 has the lower mould being fixed on pedestal and is fixed on pressing equipment
Upper mould on slide.In this fin manufacture device, due to crossing over multiple working procedure, thus can not be in the gold of a decompressor 52
The mould of storage each operation in the length range of the conveying direction of metal thin plate p.Therefore, in decompressor 52, make mould under support
Downstream from lower mould die holder 52a to conveying direction extend.Equally, in support the upper mould die holder 52b of mould also to conveying direction
Downstream extends.In addition, hanging part 52c continues to extend to the foreign side of conveying direction, with make up upper mould extension size not
Foot.In this embodiment, the shear of final operation is kept using this hanging part 52c.
Carry out operation a～i using such decompressor 52 constituting.As shown in Fig. 2 carrying out BAIYE wing in operation a
The processing of piece 20.Carry out the processing of cannula portion 10 in operation b～operation f successively.Define cannula portion 10 for through operation f
Sheet metal p, enters groove gap processing and finishing processing between ranks in operation g.Operation h pass through interrupted feed carry out overall interrupted
Conveying.Operation i is final operation, enters to be about to the shearing that sheet metal p cuts into the length of regulation.Sheet metal p is with this
Operation i completes aluminum fin 1 for final operation.And, the fin 1 being completed is incorporated in stacker 53, heap
Material machine 53 configures the downstream in operation i.Stacker 53 has the multiple pin 53a erectting setting along vertical direction, by by pin 53a
In plug-in-sleeve portion 10, fin 1 is laminated with fixing spacing.
In addition, fin manufacture device is configured in multiple row carry out each operation as device known to the past simultaneously, with
Just process multiple fins from sheet metal p simultaneously.In addition, the position of groove gap sets the columns of fin between according to continuous arranging, and
And the different fin of columns can be processed simultaneously.And, the setting according to these columns, determines opening of the fin making simultaneously
Number.For instance, it is possible to produce the fin 1 of 20 2 row 6 segmentations illustrated above simultaneously.The fin manufacture device of embodiment is simultaneously
Row arrange multiple multiple moulds corresponding to each operation.
Here, operation b～operation f for processing cannula portion 10 is described with reference to Fig. 3.
As shown in Fig. 3 (a), carry out being formed the convex forming of drum of bulging protuberance 101 in operation b.As shown in Fig. 3 (b), in work
Sequence c is processed the deep-draw processing in deep-draw portion 102.As shown in Fig. 3 (c), it is punched out flange processing in operation d, in this punching
In flange processing, the central part in deep-draw portion 102 forms lower opening 103, forms turn-up portion 104 and portions 105 simultaneously.As Fig. 3 (d)
Shown, carry out drawing process in operation e, in this drawing process, form the vertical cylinder portion 106 of the internal diameter with regulation.As
Shown in Fig. 3 (e), carry out expanding in operation f, in this expanding, form expansion mouth in the front end in vertical cylinder portion 106
13.The cannula portion 10 that shape representation shown in Fig. 3 (e) completes through operation f.Cannula portion 10 has portions 11, vertical cylinder portion
12 and expansion mouth 13.That is, the portions 105 in processing way become the portions 11 of cannula portion 10.Vertical cylinder portion 106 in processing way
Become vertical cylinder portion 12 and the expansion mouth 13 of cannula portion 10.
Below, the deep-drawing processing device comprising in fin manufacture device is described.
As shown in figure 4, the mould of deep-drawing processing device is made up of upper mould 60 and lower mould 70 as the mould of other operations,
Upper mould 60 is fixed on mould die holder 52b, and lower mould 70 is fixed on lower mould die holder 52a.Upper mould die holder 52b is fixed on along the vertical direction
On the slide of movement, lower mould die holder 52a is fixed on static pedestal.In addition, the fin manufacture device of embodiment is constituted
For processing multiple fins simultaneously, for example, can include the parellel arranged mould with the columns respective amount of regulation.But, under
In the explanation in face, only a mould is illustrated, to simplify explanation.
As shown in figure 4, upper mould 60 has drawing die 61, for fixing the die support 62 of this drawing die 61, being used for
The upper mould fixed plate 63 of anchor mould holder 62, the knock pin 64 being accommodated in hole portion 61a of drawing die 61, to knock pin 64
Spring 65 exerting a force downwards etc..
Lower mould 70 has drawing punch 71, the punch retainer 72 keeping drawing punch 71, prevents drawing punch 71 from deviating from
Retaining member 73, lifting plate 74, supply lubricating oil rail 75, connect rail 75 oil supply plate 76, adjustment drawing convex
Height adjuster 77 of the height of the upper surface of mould 71 etc..
In matched moulds, the leading section of the drawing punch 71 comprising in lower mould 70 enters in hole portion 61a of drawing die 61.?
The bottom of hole portion 61a is formed with shallower big footpath end difference 61b, and this big footpath end difference 61b is formed as such degree: in work
The portions 105 that sequence D-shaped becomes can embed in matched moulds in this big footpath end difference 61b.Drawing die 61 has and die support 62
Identical height.The flange part 61c in big footpath is formed at the top of drawing die 61, and drawing die 61 is inserted from above in die support
In the installing hole 62a with ladder of 62 formation, flange part 61c is abutted with the shoulder 62b of the installing hole 62a with ladder and is drawn with limiting
The movement downwards of deep die 61.And, drawing die 61 is limited by the upper mould fixed plate 63 of configuration above die support 62
System is deviate from upward.
The lower section of the knock pin 64 being exerted a force downwards by spring 65 is inserted in hole portion 61a of drawing die 61.
The upper end of knock pin 64 forms the flange part 64a in big footpath, flange part 64a formed below in hole portion 61a
The sliding part 64b of interior slip.Flange part 64a is exerted a force downwards by spring 65.Spring 65 is incorporated in hole 66, and hole 66 is with from upper
The mode that mould die holder 52b runs through upper mould fixed plate 63 is arranged.The part running through upper mould fixed plate 63 in this hole 66 allows knock pin
64 flange part 64a moves up and down.Knock pin 64 force by spring 65 under die opening state, the following table of flange part 64a
Face is pressed against static on the upper surface of drawing die 61.In this condition, knock pin 64 be configured to its lower surface with recessed
The lower surface of mould holder 62 is roughly the same or somewhat more prominent than the lower surface of die support 62.Enter hole portion in drawing punch 71
When in 61a, knock pin 64 is abutted with the upper surface of drawing punch 71 and is pushed upward simultaneously.
Below, illustrate to constitute the part of lower mould 70.
As shown in figure 4, drawing punch 71 is to add carrying out drawing to the sheet metal p finishing piercing and flanging manufacturing procedure
Man-hour uses.Drawing punch 71 can be formed as under attenuate by stages upward cylindric with ladder.In diagram
In example, drawing punch 71 has: the 1st cylindrical portion 71a of bottom, and it can slide up and down to run through to be inserted in and is formed at
The through hole 72a of punch retainer 72 is interior and is held in this；With the 2nd cylindrical portion 71b, it is located at the 1st cylindrical portion 71a
Top.2nd cylindrical portion 71b runs through retaining member 73 and inserts in the through hole 74a of lifting plate 74.And, drawing punch 71 has
Have: the 3rd cylindrical portion 71c, consist of longitudinally through lifting plate 74；With the 4th cylindrical portion 71d of front end, in the 4th cylinder
Between the inner surface of hole portion 61a of shape portion 71d and drawing die 61, drawing process are carried out to sheet metal p.
Drawing punch 71 the 1st cylindrical portion 71a insert punch retainer 72 through hole 72a in and can be along the vertical direction
Slide.It is provided with retaining member 73 on the top of the through hole 72a of punch retainer 72.It is solid that retaining member 73 is for example fixed on punch
The recess of fixed board 72 upper surface.It is provided with the through hole that the 2nd cylindrical portion 71b for drawing punch 71 runs through in this retaining member 73
73a.The diameter of this through hole 73a is less than the diameter of the 1st cylindrical portion 71a.It is configured to when drawing punch 71 is to be moved upward,
1st cylindrical portion 71a is abutted with retaining member 73.Retaining member 73 is passed through to limit moving up and down of the 1st cylindrical portion 71a, prevents
Only drawing punch 71 is deviate from upward.In addition, between the lower surface and the upper surface of the 1st cylindrical portion 71a of retaining member 73
Being formed with can be enough to adjust the gap of the height and position of upper surface of drawing punch 71.
When lifting plate 74 being not applied to loading downward, in die opening state, lifting plate 74 is by as force
The spring 78 of part exerts a force upward, forms the interval of predetermined distance between punch retainer 72 and retaining member 73.Spring
78 are located between lifting plate 74 and punch retainer 72.And, it is formed with the 3rd cylinder allowing drawing punch 71 in lifting plate 74
The through hole 74a that shape portion 71c and the 4th cylindrical portion 71d are passed through.Adjust the position of lifting plate 74 in die opening state so that drawing
The upper end surface of punch 71 is in the upper surface identical height with lifting plate 74 or the position low compared with the upper surface of template 74.Knot
The sheet metal p having restrainted the piercing and flanging processing of operation d is shifted into enforcement drawing process on the upper surface of lifting plate 74.
The 1st gap between the outer peripheral face of the inner surface of through hole 73a, 74a and drawing punch 71 is larger.On the other hand, convex
The 2nd gap-ratio the 1st gap between the inner surface of through hole 72a of mould fixed plate 72 and the outer peripheral face of drawing punch 71 is little, is to protect
Hold drawing punch 71 gap of the degree that can slide.
The lower surface of drawing punch 71 is supported by the upper surface of oil supply plate 76.Oil supply plate 76 is by for adjusting drawing punch 71
The height adjuster 77 of the height and position of upper surface support.Therefore, when height adjuster 77 is adjusted action, draw
Deep punch 71 and oil supply plate 76 integratedly move up and down, by this mobile height and position adjustment by the upper surface of drawing punch 71
Position in regulation.
Preferably height adjuster 77 is the taper gib being made up of taper gib upper member 77a and taper gib lower member 77b.Taper gib
Lower member 77b is slidably moved in lower mould die holder 52a in the horizontal direction, thus adjusts the upper table of taper gib upper member 77a
Face height.When adjusting the upper level of taper gib upper member 77a, make oil supply plate 76 and drawing punch 71 integratedly vertically
Direction is moved, as a result, the height and position of the upper surface of drawing punch 71 is adjusted at the position of regulation.
Below, the oil supply mechanism for drawing process portion is described.
As shown in Figure 4, Figure 5, in this embodiment, the longitudinal direction that lubricating oil is formed via the axle center part in drawing punch 71
Oil supply path 81 the horizontal oil supply path 82 by being formed in the leading section of drawing punch 71, to drawing process portion oil supply.As
Shown in (a), (b) of Fig. 6, from longitudinal oil supply path 81, the side of the leading section towards drawing punch 71 is in horizontal oil supply path 82
Radiated entends and in this lateral opening.Laterally oil supply path 82 is formed according to equal angle intervals, for example formed as cross
Shape.Longitudinal oil supply path 81 is in the lower surface opening of drawing punch 71.
Here, illustrating the oil supply to longitudinal oil supply path 81 from rail 75.
As shown in Figure 4, Figure 5, carried out from rail 75 to the oil supply in longitudinal oil supply path 81 by oil supply plate 76, should
Oil supply plate 76 is in the lower section of drawing punch 71, is supported by the upper surface of height adjuster 77.
Oil supply plate 76 is formed as shape as rectangular-shaped base, side have by taper thread joint with to
The oil supply tube connection ports 83 that oil pipe 75 connects.The recess being formed in the lower surface of oil supply plate 76 is blocked by taper gib upper member 77a,
Thus limit lubricating oil reservoir 84.Connect lubricating oil reservoir 84 and oil supply tube connection ports in being internally formed of oil supply plate 76
The 2nd of lower end opening portion 81a in 83 the 1st connection oil circuit 85 and connection lubricating oil reservoir 84 and longitudinal oil supply path 81
Connect oil circuit 86.
In addition, in the side of oil supply plate 76, being formed with punch retainer 72 in the lower position of punch retainer 72
The recess of lower surface opening, is thus formed between lower mould die holder 52a and punch retainer 72 and is joined using the rail of this recess
87 between being empty.When making height adjuster 77 carry out action, rail 75 and oil supply plate 76 and drawing punch 71 integratedly exist
Move up in rail configuration space 87 or move down.Therefore, as shown in Figure 7 and Figure 8, in this rail configuration space
In 87, in the gap being vertically disposed with permission rail 75 movement of rail 75.
As shown in fig. 7, when height adjuster 77 makes drawing punch 71 move up, being formed above rail 75
Minimum top gap sa1, gap sb2 below the maximum formed below of rail 75.And, as shown in figure 8, in height adjustment
When device 77 makes drawing punch 71 move down, form gap sa2 above maximum above rail 75, under rail
Square one-tenth minimum lower section gap sb1.
Below, the action of deep-drawing processing device is described.
As shown in figure 4, in deep-drawing processing device, under die opening state, the piercing and flanging that have passed through operation d is processed work
The sheet metal p of sequence is transplanted on the assigned position on lifting plate 74.Then, as shown in figure 5, upper mould 60 moves downwards and becomes
Matched moulds state.
When upper mould 60 moves downwards, lifting plate 74 is pushed movement downwards by the lower end of drawing die 61.Pass through
This pushing is moved, and the distance between punch retainer 72 and lifting plate 74 shorten, and through hole 74a is passed through simultaneously in the front end of drawing punch 71
Prominent to the upper surface of lifting plate 74.Form such state: drawing die 61 utilizes its lower surface by the surrounding of portions 105
The surrounding of sheet metal is pressed against and is clamped on the upper surface of lifting plate 74, and on the other hand, portions 105 embed under hole portion 61a
The big footpath end difference 61b at end.And, drawing punch 71 runs through lower opening 103, the force of spring 65 is overcome so that knock pin 64 is entered
In hole portion 61a.With this entrance, between the side of the 4th cylindrical portion 71d of drawing punch 71 and the internal face of hole portion 61a,
Drawing process are carried out to the bulge of the sheet metal p with lower opening 103, turn-up portion 104 and portions 105, forms specified altitude
Vertical cylinder portion 106 (with reference to Fig. 3 (c) and Fig. 3 (d)).
As shown in figure 5, by mould 60 carry out downward action, drawing punch 71 leading section enter hole portion 61a
When inside carrying out drawing process, the upper surface of drawing punch 71 is abutted with the lower surface of knock pin 64, and drawing punch 71 overcomes spring
65 forces downwards are by knock pin 64 pushing tow upwards.
It is set to as shown in Figure 4, when drawing process terminate and are in die opening state, knock pin is downward in drawing punch
Move downwards while Fang Yidong, and it is roughly the same with the lower surface of die support 62 or somewhat to move to its lower surface
The degree exposed.With this movement, can will be attached to swollen in the processing way of the sheet metal p on the inner surface of hole portion 61a
Go out portion to extrude, thus enable that sheet metal p departs from from upper mould.
As shown in Figure 4, Figure 5, in side and hole portion 61a of the leading section to the drawing punch 71 as drawing process portion
The lubricating oil (punch process oil) of spray form when supplying lubricating oil between inner peripheral surface, is supplied from oil-way pipe 75.The profit of this spray form
Lubricating oil connects oil circuit 85, lubricating oil reservoir the 84, the 2nd connection oil circuit 86, longitudinal oil supply path 81, horizontal oil supply path the 1st
Flow in 82.As shown in fig. 6, horizontal oil supply path 82 be configured to such as crosswise according to equal angle intervals it is thus possible to
Lubricating oil is smoothly fed in the whole region in drawing process portion.
In addition, in this deep-drawing processing device, in the case of the height of the upper surface of adjustment drawing punch 71, by handss
Dynamic motor or electro-motor make taper gib lower member 77b of composition height adjuster 77 move in the horizontal direction, to adjust
Support the upper level of taper gib upper member 77a of drawing punch 71.In this case, rail 75 and drawing punch 71
And oil supply plate 76 integratedly moves up and down, thus rail 75 moves up and down with respect to rail configuration space 87.Rail 75
The gap and upper surface of rail configuration space 87 and lower surface between is configured to the size of more than this amount of movement.Therefore,
When making height adjuster 77 carry out action as needed, the oil supply to drawing process portion also will not be hindered.
Embodiment can play effect as described below.
(1) gap about 75 for the rail in rail configuration space 87 is set as considering moving up and down of rail
Size it is thus possible to without prejudice to height adjuster 77 is mobile, this height adjuster 77 adjusts the upper end of drawing punch 71
The height and position in face.Therefore, according to deep-drawing processing device, the height of the height and position of upper surface of setting adjustment drawing punch 71
Adjusting apparatus 77, without prejudice to can supply lubricating oil to drawing process portion.
(2) rail configuration space 87 is formed from the recess composition of the lower surface of punch retainer 72, thus only processes
Punch retainer 72 can form rail configuration space 87.Therefore, there is no need to the additional processing to lower mould die holder 52a.
(3) due to being formed with lubricating oil reservoir 84 it is thus possible to stablize in longitudinal oil supply path 81 in oil supply plate 76
Ground supply lubricating oil.And, due to blocking the wall surface of lubricating oil reservoir 84 with height adjuster it is thus possible to be implemented as
This reduction.
(4) rail configuration space 87 is formed at the side of oil supply plate 76, and rail 75 is connected with oil supply plate 76 from side,
It is thus able to make rail configure the compact composition of surrounding.
(5) because the side of the upper end in the drawing punch 71 carrying out drawing process is formed with the oil supply of supply lubricating oil
Mechanism is it is thus possible to directly supply lubricating oil to drawing process portion.Therefore, it is possible to improve the cooling effect based on lubricating oil, energy
Enough improve the machining accuracy of cannula portion 10.
(6) a plurality of horizontal oil supply path 82 from longitudinal oil supply path 81 in the axle center of drawing punch 71 towards drawing punch 71
The circumferential lateral surface of upper end extend radially and be formed as equal angle intervals.Therefore, it is possible to drawing process portion
Whole region smooth supply lubricating oil, can improve the machining accuracy of cannula portion further.
(7) height adjuster 77 is configured to adjust the upper of drawing punch 71 by the movement of taper gib lower member 77b
The height and position of end face.When carrying out height adjustment, taper gib upper member 77a does not move.It is thus able to stably support drawing convex
Mould 71, and also can reduce the leakage of lubricating oil.
(8) utilize deep-drawing processing device to make cannula portion, thus the machining accuracy of cannula portion improves, aluminum fin
It is capable of stable quality.
(9) heat exchanger have using deep-drawing processing device make cannula portion fin, thus the cannula portion of fin plus
Work precision improves, and heat exchanger is capable of stable quality.
The change that above-mentioned embodiment also can be discussed below.
Laterally oil supply path 82 is formed as four cross-like, but not limited to this are it is also possible to suitable increase and decrease.For example, also may be used
So that this horizontal oil supply path 82 to be set to two or three.In addition, in such a situation it is preferred that making a plurality of horizontal oil supply path 82
Circumferencial direction interval impartial.
Rail configuration space 87 be only recess is set in punch retainer 72 and formed but it is also possible to solid in punch
Fixed board 72 and lower mould die holder 52a both sides form recess.
As long as the construction of height adjuster 77 can adjust the upper surface of drawing punch 71 height can it is also possible to
Suitably change.For example, height adjuster 77 can also be configured to move in the horizontal direction to adjust by taper gib upper member 77a
Section supports the height of the upper surface of drawing punch 71.In this case, worry propping up of the lower end for supporting drawing punch 71
The posture of moving influence drawing punch 71 in support face (upper surface of taper gib upper member 77a) and make lubricating oil reservoir 84
Fluid tight variation.
The tube diameter in longitudinal oil supply path 81 of drawing punch 71 is formed as attenuating in way upward, but not
It is must be this manner it is also possible to be formed as on the way not attenuating.
The shape of cannula portion 10 is not limited to example illustrated, for example, can also be omitted in the bottom shape in vertical cylinder portion 12
The dish-like portions 11 becoming.And, portions 11 are not limited to circle in top view, it is possible to have such as hexagon, four sides
Other plan view shape such as shape.
The columns of fin 1 can also be set to more than 1 row or 3 row.The hop count of fin 1 can be set to less than 5 sections, also may be used
Think more than 7 sections.With regard to BAIYE fin 20, both can omit or other shapes, can also be other constructions.
In the example in the figures, the 3rd cylindrical portion 71c and the 4th cylindrical portion 71d are the leading sections of drawing punch 71
One.4th cylindrical portion 71d is of the upper end of drawing punch 71.The top surface of the 4th cylindrical portion 71d is drawing punch
One of 71 upper surface.Construction (such as leading section, upper end, upper surface) with regard to drawing punch 71, can be according to made
The construction of cannula portion 10 of work, shape, appropriately sized decision.
Rail 75 can be rigid body pipe or flexible pipe.
Claims (10)
1. a kind of deep-drawing processing device of aluminum fin, wherein, this deep-drawing processing device has:
Upper mould (60), it has drawing die (61)；And
Lower mould (70), it has drawing punch (71) and punch retainer (72), and this drawing punch (71) includes drawing described in entrance
The leading section of deep die (61), described punch retainer (72) keeps described drawing punch (71),
The deep-drawing processing device of described aluminum fin is characterised by,
Described lower mould (70) has:
Height adjuster (77), it adjusts the height and position of the upper surface of described drawing punch (71)；
Lower mould die holder (52a), it supports described height adjuster (77)；
Longitudinal oil supply path (81), it is formed at the axle center of described drawing punch (71)；
Rail (75), it is used for supplying lubricating oil to described longitudinal oil supply path (81)；
Oil supply plate (76), consists of the described rail of connection (75) and described longitudinal oil supply path (81), so that will be from institute
The lubricating oil stating rail (75) is supplied in described longitudinal oil supply path (81), and, this oil supply plate (76) configures described
Between the upper surface of the lower surface of drawing punch (71) and described height adjuster (77)；And
Rail configuration space (87), it is formed between described punch retainer (72) and described lower mould die holder (52a), is used for
Configure described rail (75),
Described drawing punch (71), described oil supply plate (76) and described rail (75) are configured to, by described height adjustment
Device (77) integratedly moves up and down when adjusting the height and position of upper surface of described drawing punch (71),
In described rail configuration space (87), it is formed with gap up and down, so as to carrying out in described rail (75)
The moving up and down of described rail (75).
2. the deep-drawing processing device of aluminum fin according to claim 1, wherein,
The recess of the lower surface that described rail configuration space (87) is formed from described punch retainer (72) is formed.
3. the deep-drawing processing device of aluminum fin according to claim 1 and 2, wherein,
Described oil supply plate (76) has:
Oil supply tube connection ports (83), for connecting described rail (75)；
Lubricating oil reservoir (84), its by the described height adjuster (77) contacting with the lower surface of described oil supply plate (76) and
The recess being formed in the described lower surface of described oil supply plate (76) limits；
1st connects oil circuit (85), and it connects described lubricating oil reservoir (84) and described oil supply tube connection ports (83)；And
2nd connects oil circuit (86), and it connects described lubricating oil reservoir (84) and described longitudinal oil supply path (81).
4. the deep-drawing processing device of aluminum fin according to claim 1 and 2, wherein,
Described oil supply plate (76) has the rail arranging in the one side being exposed to described rail configuration space (87) and connects
Mouth (83),
Described rail (75) is connected with described oil supply tube connection ports (83).
5. the deep-drawing processing device of aluminum fin according to claim 1 and 2, wherein,
Described drawing punch (71) has at least one horizontal oil supply path (82), this horizontal oil supply path (82) and described longitudinal direction
Oil supply path (81) connects, and the lateral opening of the upper end (71d) in the described drawing punch (71) carrying out drawing process.
6. the deep-drawing processing device of aluminum fin according to claim 5, wherein,
Described at least one horizontal oil supply path (82) is towards described drawing punch (71) from described longitudinal oil supply path (81)
The side of described upper end extend radially and be formed as a plurality of horizontal oil supply path of equal angle intervals.
7. the deep-drawing processing device of aluminum fin according to claim 1 and 2, wherein,
Described height adjuster (77) is taper gib, and this taper gib is by taper gib upper member (77a) and taper gib lower member (77b) structure
Become, and be configured to carry out height adjustment by the movement of described taper gib lower member (77b).
8. the deep-drawing processing device of aluminum fin according to claim 7, wherein,
The lower surface of described taper gib lower member (77b) is supported by described lower mould die holder (52a),
The lower surface of described taper gib upper member (77a) is supported by the upper surface of described taper gib lower member (77b),
The lower surface of described oil supply plate (76) is supported by the upper surface of described taper gib upper member (77a).
9. a kind of aluminum fin, wherein, this aluminum fin has using any one in claim 1～8
The cannula portion (10) that the deep-drawing processing device of described aluminum fin is made.
10. a kind of heat exchanger, wherein, this heat exchanger has the aluminum fin described in claim 9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013254447A JP5892150B2 (en) | 2013-12-09 | 2013-12-09 | Heat exchanger finning ironing apparatus, heat exchanger fin manufacturing method, and heat exchanger manufacturing method |
| JP2013-254447 | 2013-12-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104690164A CN104690164A (en) | 2015-06-10 |
| CN104690164B true CN104690164B (en) | 2017-01-18 |
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| CN201410724591.7A Active CN104690164B (en) | 2013-12-09 | 2014-12-03 | Fin used for heat exchange and drawing processing device thereof, and heat exchange |
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| Country | Link |
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| JP (1) | JP5892150B2 (en) |
| CN (1) | CN104690164B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015101717A1 (en) * | 2015-02-06 | 2016-08-11 | Thyssenkrupp Ag | Method and device for projecting a workpiece |
| EP3401033B1 (en) * | 2016-02-23 | 2020-04-22 | Nippon Steel Nisshin Co., Ltd. | Molded material production method and molded material |
| CN106270137A (en) * | 2016-08-24 | 2017-01-04 | 新昌县宏宇制冷有限公司 | The aluminum ceiling board perforating press that a kind of cooling performance is good |
| CN107999616B (en) * | 2017-12-19 | 2019-04-16 | 中国航发南方工业有限公司 | Progressive die mould tapping device |
| CN108127040B (en) * | 2018-02-08 | 2024-08-13 | 青岛金诺汽车模具有限公司 | Self-oiling stamping die guide assembly and stamping die |
| KR102323809B1 (en) | 2018-06-18 | 2021-11-09 | 주식회사 엘지에너지솔루션 | The Apparatus For Venting And The Method For Manufacturing Thereof |
| KR20210011192A (en) * | 2019-07-22 | 2021-02-01 | 한온시스템 주식회사 | Forming method for a louver fin and heat exchanger including the louver fin |
| CN113770244A (en) * | 2021-09-18 | 2021-12-10 | 二重（德阳）重型装备有限公司 | Manufacturing method of upper end enclosure of high-level radioactive waste liquid glass curing container |
| CN114393133A (en) * | 2022-01-28 | 2022-04-26 | 无锡微研股份有限公司 | Can realize accurate fin flanging dies of adjusting of turn-ups height |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60180633A (en) * | 1984-02-28 | 1985-09-14 | Toshiba Corp | Ironing punch for forming flare of fin |
| US5501092A (en) * | 1993-07-14 | 1996-03-26 | Hidaka Seiki Kabushiki Kaisha | Die-punch machine |
| JP3592758B2 (en) * | 1994-09-16 | 2004-11-24 | 日高精機株式会社 | Manufacturing dies for heat exchanger fins |
| JPH08117908A (en) * | 1994-10-19 | 1996-05-14 | Hidaka Seiki Kk | Manufacture of heat exchanger fin |
| JP2790999B2 (en) * | 1996-04-08 | 1998-08-27 | 日高精機株式会社 | Fin unit for heat exchanger |
| JP3610694B2 (en) * | 1996-10-02 | 2005-01-19 | 株式会社デンソー | Press die having oil supply means for punched shear surface |
| JP2001137974A (en) * | 1999-11-16 | 2001-05-22 | Matsushita Electric Ind Co Ltd | Die unit |
| JP5608375B2 (en) * | 2009-04-15 | 2014-10-15 | 株式会社アマダ | Punch mold and lubricating oil supply method |
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2013
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| CN104690164A (en) | 2015-06-10 |
| JP5892150B2 (en) | 2016-03-23 |
| JP2015112609A (en) | 2015-06-22 |
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