WO2022264223A1 - 放熱用フィン製造装置 - Google Patents
放熱用フィン製造装置 Download PDFInfo
- Publication number
- WO2022264223A1 WO2022264223A1 PCT/JP2021/022556 JP2021022556W WO2022264223A1 WO 2022264223 A1 WO2022264223 A1 WO 2022264223A1 JP 2021022556 W JP2021022556 W JP 2021022556W WO 2022264223 A1 WO2022264223 A1 WO 2022264223A1
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- WIPO (PCT)
- Prior art keywords
- fin
- heat radiating
- drop guide
- guide body
- holding
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 230000017525 heat dissipation Effects 0.000 title abstract description 10
- 230000005855 radiation Effects 0.000 claims description 91
- 238000000034 method Methods 0.000 claims description 68
- 230000007246 mechanism Effects 0.000 claims description 50
- 229910052751 metal Inorganic materials 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 23
- 238000005520 cutting process Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 230000000630 rising effect Effects 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims 2
- 238000012545 processing Methods 0.000 description 13
- 238000012546 transfer Methods 0.000 description 9
- 238000000465 moulding Methods 0.000 description 8
- 239000012530 fluid Substances 0.000 description 7
- 238000003860 storage Methods 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/32—Perforating, i.e. punching holes in other articles of special shape
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/20—Storage arrangements; Piling or unpiling
- B21D43/22—Devices for piling sheets
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/28—Associations of cutting devices therewith
- B21D43/285—Devices for handling elongated articles, e.g. bars, tubes or profiles
-
- 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
Definitions
- the present invention relates to a heat radiation fin manufacturing apparatus for manufacturing heat radiation fins used in heat exchangers.
- a plurality of heat radiation fins 30 having a plurality of notches 34 for inserting heat exchange tubes 32 as shown in FIGS. It is constructed by stacking.
- Such heat radiation fins 30 can be manufactured by a heat radiation fin manufacturing apparatus as shown in FIG.
- the radiating fin manufacturing apparatus 100 is provided with an uncoiler 40 in which a thin plate 10 made of metal such as aluminum is coiled.
- the thin plate 10 pulled out from the uncoiler 40 through the loop controller 42 is passed through an NC feeder 44 to be intermittently supplied to a mold device 46 provided in a press device 48 at a constant length.
- an oil supply unit for supplying processing oil to the surface of the thin plate 10 before being supplied to the mold device 46 .
- the mold device 46 is internally provided with an upper die set 46A that can move up and down and a lower die set 46B that is stationary. With this mold device 46, a metal strip 11 in which heat radiation fin moldings 31 (heat radiation fins 30) are continuously formed in the width direction and the longitudinal direction as shown in FIGS. 20A and 20B is formed ( See Figure 2). Such a metal strip 11 is formed into the radiating fin molded body 31 by being divided into product widths by the inter-row slit device 52 in the width direction orthogonal to the conveying direction in the horizontal plane. After the radiating fin molded body 31 is delivered to the holding device 70, it is cut by the cutoff device 60 to a required length in the conveying direction and singulated into the radiating fins 30. After that, the stack pins SP are erected. stacked and housed in a stacked stacking device 80 .
- the heat radiation fins 30 formed in this way are formed with a plurality of cutouts 34 into which the heat exchange tubes 32 are inserted, and a louver 35 is formed between the cutouts 34 .
- a plate-like portion 36 is provided.
- the notch 34 is formed only from one side of the heat radiation fin 30 in the width direction. Therefore, the plurality of plate-like portions 36 between the notch portions 34 are connected by connecting portions 38 extending along the longitudinal direction.
- Applicant has made a configuration of a heat radiation fin manufacturing apparatus 100 having a stacking device 80 suitable for use in stacking and accommodating such heat radiation fins 30, and disclosed a stacking device in Patent Document 1 (International Publication No. WO2020/152736A1). 80 specific configurations are disclosed.
- the stacking device 80 of the heat radiating fin manufacturing apparatus 100 disclosed in Patent Document 1 the stacking device 80 is arranged from the lower side of the holding device 70 for the heat radiating fins 30 adjacent to the downstream side of the cutoff device 60 . 80 is lifted to stack and store the heat radiation fins 30 from the holding device 70 (illustration of the overall image is omitted). In other words, it has become clear that there is a problem that the stack device 80 becomes unstable in operation when the stack device 80 is lifted due to an increase in weight as the number of stacked heat radiation fins 30 increases.
- the present invention has been made to solve the above problems, and its objectives are as follows. That is, when the stacking device of the radiating fin manufacturing apparatus stacks and accommodates the radiating fins, when the radiating fins are stacked in the stacking device, only the downward movement is performed, thereby increasing the number of stacked radiating fins. To provide a configuration of a heat radiation fin manufacturing apparatus capable of stabilizing the operation of a stack apparatus even if the weight is increased due to weight increase.
- the present invention provides a press device provided with a mold device that forms notches in an unprocessed metal thin plate supplied from a material supply unit to form a heat radiation fin molded body, and A conveying device for supplying a thin plate and carrying out the heat radiating fin molded body from the press device, a cutoff device for cutting the heat radiating fin molded body to a predetermined length to be used as a heat radiating fin, and the cut
- the heat radiating fin molded body can move toward and away from a side position of the heat radiating fin molded body projecting from the conveying destination side of the cut-off device after passing through the off device and a holding position of the heat radiating fin molded body,
- a holding device having a pair of holders for holding the heat radiating fin molded body and the heat radiating fins, and a holder contact/separation movement mechanism for moving the pair of holders toward and away from each other; a stack
- a stacking device having a moving mechanism for moving the stacking device, a drop guide body disposed above the pair of holders in a planar position that can be inserted into one of the cutouts, and the drop guide body facing the stacking device.
- a drop guide device having a drop guide body moving unit that contacts and separates, and an operation control unit that controls operations of at least the cutoff device, the holding device, the stack device, and the drop guide device. It is a heat radiation fin manufacturing apparatus characterized by
- the drop guide body is moved toward and away from the stacking device from the upper side of the stacking device to guide the fall of the heat radiating fins. be able to.
- the stacking device does not have to insert the heat radiation fins from below the heat radiation fins, eliminating the need to move the stacking device up and down. That is, when the stack device stacks and accommodates the radiating fins, the stack device is raised only in an empty state, and when the fins are stacked and accommodated, it is only lowered. Therefore, even if the number of stacked heat radiation fins in the stack device increases, the stack device can be operated in a stable state.
- the heat radiation fins are stacked and accommodated by raising the stack device from below toward the heat radiation fins, so it is necessary to make the stack pins thin for alignment, and the rigidity of the stack pins is low. rice field. Therefore, it was unstable when handling the laminated body of the radiating fins stacked and accommodated in the stacking device. According to the present invention, since the stack pin of the stack device can be thickened, the stacked body of heat radiation fins stacked and housed in the stack device can be handled in a stable state.
- the operation control section operates the moving mechanism to move the fin receiving section to the heat radiating position. a first process of raising the fins to a receiving height position, a second process of operating the conveying device to pass the heat radiating fin molded body from the cutoff device over the predetermined length, and a pair of By the time the heat radiating fin molded body held by the holding body is cut into the heat radiating fins by the cutoff device, the drop guide body moving section is operated to move the drop guide body to the heat radiating fins.
- the operation control section operates the conveying device to dissipate the heat from the cutoff device. a first process of passing the fin molded body over the predetermined length; a second process of operating the moving mechanism to raise the fin receiving portion to a receiving height position of the heat radiating fin; By the time the heat radiating fin molded body held by the holding body is cut into the heat radiating fins by the cutoff device, the drop guide body moving section is operated to move the drop guide body to the heat radiating fins.
- the operation control unit preferably executes an eighth process by operating the holder contact/separation movement mechanism to return the pair of holders to the holdable positions. More preferably, after executing the eighth process, the operation control unit returns to the first process, and repeats the first to eighth processes a predetermined number of times.
- the process of stacking the heat radiation fins on the stacking device can be performed continuously.
- the operation control unit simultaneously executes the first process and the second process.
- the stack guide body has a stack blade that is inserted into the notch and a stack pin that abuts on the outer edge of the heat radiating fin, and the drop guide body is a drop guide blade that is inserted into the notch.
- the drop guide body moving section moves the drop guide blade toward and away from the stacking device.
- the drop guide body further includes a drop guide pin arranged so as to be able to come into contact with the outer edge of the heat radiating fin, or at a predetermined interval.
- the heat radiation fins held by the holding body can be prevented from moving together with the holding body when the holding body separates from the holding body, so that the state of being positioned with respect to the stacking device can be maintained. can.
- a stripper for preventing the heat radiating fins from rising together when the drop guide body separates from the stacking device.
- the stacking device of the heat radiation fin manufacturing apparatus when the stacking device of the heat radiation fin manufacturing apparatus stacks and accommodates the heat radiation fins, when the stack device is raised, the stack device is placed in an empty state and heat radiation is performed. In the state in which the fins are stacked and accommodated, the stacking device is only operated downward. Therefore, even if the number of stacked heat radiation fins in the stack device increases and the weight of the stack device increases, the stack device can be operated in a stable state. In addition, since the stack pin of the stacking device can be made thicker, the stack of heat radiation fins stacked and housed in the stacking device can be handled in a stable state.
- FIG. 1 is a side view showing a schematic overall configuration of a heat radiating fin manufacturing apparatus according to the present invention.
- 2 is a plan view of a metal strip machined by the mold apparatus of FIG. 1.
- FIG. 3 is a side view of the holding device and stacking device portion.
- FIG. 4 is a front view of the main part of the holding device portion of FIG. 3, viewed from the transfer destination side to the transfer source side.
- FIG. 5 is a plan view of the fin receiving portion.
- FIG. 6 is a side view of the main part of the stacking device in this embodiment.
- FIG. 7 is a front view of the portion VII in FIG. 6 viewed from the transfer destination side to the transfer source side.
- FIG. 8 is a plan view of the main part from above the holding body in FIG. 7.
- FIG. 7 is a front view of the portion VII in FIG. 6 viewed from the transfer destination side to the transfer source side.
- FIG. 8 is a plan view of the main part from above the holding body in FIG.
- FIG. 9 is an explanatory diagram showing the schematic structure of the stripper.
- FIG. 10 is a side view of the stacking device showing a state in which the fin receiving portion is lifted from the state shown in FIG. 6;
- FIG. 11 is a front view of the XI portion in FIG. 10 facing from the transfer destination side to the transfer source side.
- FIG. 12 is a side view of essential parts showing a state in which the stack guide holder and the fin receiving portion are synchronized and raised from the state shown in FIG. 10 to the radiating fin receiving height position.
- 13 is a view corresponding to FIG. 11 in FIG. 12.
- FIG. FIG. 14 is a view equivalent to FIG.
- FIG. 11 showing a state in which the drop guide body is lowered to a position where it passes through the radiating fin moldings held by the pair of holding bodies.
- FIG. 15 is a view corresponding to FIG. 11 showing a state in which the pair of holders are separated after cutting the heat radiating fin molded body.
- FIG. 16 is a view equivalent to FIG. 11 showing a state in which the heat radiation fins are dropped from the pair of holders and placed on the fin receiving portions along the stack blade.
- FIG. 17 is a view corresponding to FIG. 11 showing a state in which the drop guide body is retracted to a position above the pair of holding bodies.
- FIG. 18 is a view corresponding to FIG. 11 showing a state in which only the fin receiving portion is lowered by a height corresponding to one heat radiation fin.
- FIG. 19 is a side view showing a schematic overall configuration of a conventional heat radiating fin manufacturing apparatus.
- FIG. 20A is a plan view of the heat radiation fin molded body
- FIG. 20B is
- FIG. 1 shows a schematic overall configuration of a heat radiating fin manufacturing apparatus 100 according to this embodiment.
- the heat radiation fin manufacturing apparatus 100 in this embodiment can be roughly divided into a fin forming section 100A and a stack section 100B.
- the fin forming section 100 ⁇ /b>A has a material supply section 47 , a press device 48 , a feeding device 50 , an inter-row slit device 52 and a cutoff device 60 .
- the stacking section 100B includes a holding device 70 and a stacking device 80. As shown in FIG.
- the operation control of each component in the heat radiating fin manufacturing apparatus 100 is performed by an operation control unit 90 having at least an operation control program pre-stored in a storage unit and a CPU that operates based on the operation control program. It is done.
- Such an operation control unit 90 can be implemented by a personal computer or the like provided separately from the heat radiating fin manufacturing apparatus 100, in addition to being incorporated in the heat radiating fin manufacturing apparatus 100. A detailed description is omitted here.
- a material supply section 47 in the fin forming section 100A has an uncoiler 40, a loop controller 42, and an NC feeder 44.
- An unprocessed metal thin plate 10 (hereinafter simply referred to as thin plate 10) such as aluminum, which is the material of the heat radiating fins 30, is wound around an uncoiler 40 in a coil shape.
- the thin plate 10 pulled out from the uncoiler 40 is inserted into the loop controller 42, and the loop controller 42 suppresses fluttering of the intermittently fed thin plate 10.
- - ⁇ An NC feeder 44 is provided downstream of the loop controller 42 .
- the NC feeder 44 is composed of two rollers which are in contact with the upper surface and the lower surface of the thin plate 10, and when the two rollers are driven to rotate, the thin plate 10 is sandwiched between each other and the thin plate 10 is intermittently fed at a constant length. .
- a press device 48 On the downstream side of the NC feeder 44, there is provided a press device 48 in which a die device 46 is arranged.
- the mold device 46 is provided with an upper die set 46A that can move up and down and a lower die set 46B that is stationary.
- the thin plate 10 is supplied to the press device 48 after oil is applied to the surface thereof by an oil supply unit (not shown).
- the metal strip 11 formed by the press device 48 is in a state in which a plurality of products are lined up in the product width direction orthogonal to the arrow A, which is the conveying direction.
- the heat radiation fins 30, which are specific products obtained by appropriately dividing the metal strip 11 in the width direction and the conveying direction, have a plurality of cutouts 34 into which flat heat exchange tubes 32 are inserted. formed in places.
- a plate-like portion 36 having a louver 35 is formed between the notch portions 34 .
- Openings 37 are formed at both ends of the louver 35 in the width direction by cutting and raising the thin metal plate 10 . Of the two openings 37 , 37 for one louver 35 , the opening 37 on one side is formed on the tip side of the plate-like portion 36 .
- the notch 34 is formed only from one side of the heat radiation fin 30 in the width direction. Therefore, the plurality of plate-like portions 36 between the cutout portions 34 are connected by a connecting portion 38 continuously extending along the longitudinal direction. Of the two openings 37 , 37 for one louver 35 , the opening 37 on the other side is formed on this connecting portion 38 .
- a plurality of sets are formed in which two products are arranged to face each other so that the opening sides of the cutouts 34 are adjacent to each other.
- a set of two products in which the opening sides of the cutouts 34 face each other is arranged in a state in which the connecting portions 38 of the two products are adjacent to each other.
- the metal strip 11 in the present embodiment is formed with six sets (12 pieces) of radiating fin moldings 31 (not shown), but the metal strip 11 is not limited to this form. No.
- the metal strip 11 formed by the die device 46 in the press device 48 is intermittently fed in the conveying direction by a feeding device 50 provided downstream of the press device 48 .
- the feeding timing of the feeding device 50 is operated in conjunction with the pressing operations of the NC feeder 44 and the pressing device 48 by the operation control unit 90, and stable intermittent feeding is possible.
- the horizontally movable reciprocating unit 51 is controlled by the motion control unit 90 so as to reciprocate between the initial position and the transfer position.
- the metal strip 11 is pulled.
- a feed pin 55 is arranged on the upper surface of the reciprocating unit 51 so as to protrude upward. 55 pulls the metal strip 11 to the transfer position.
- the material supply unit 47 and the feeding device 50 constitute a conveying device as defined in the claims.
- a feeding device 62 which will be described later, can also be added to this conveying device.
- An inter-row slit device 52 is provided at a position adjacent to the downstream side of the feeding device 50 .
- the row-to-row slit device 52 has an upper blade 53 arranged on the upper surface side of the metal strip 11 and a lower blade 54 arranged on the lower surface side of the metal strip 11 .
- the inter-row slit device 52 is preferably provided so as to operate using the vertical motion of the press device 48 . Further, the operation of the inter-row slit device 52 can be controlled by controlling the operation of the driving mechanism of the inter-row slit device 52 (not shown) by the operation control unit 90 .
- the upper blade 53 and the lower blade 54 are formed long along the conveying direction of the metal strip 11, and the upper blade 53 and the lower blade 54 are engaged with the intermittently fed metal strip 11 to form a predetermined width. It is cut to manufacture a heat radiating fin molded body 31 having a long product width in the conveying direction.
- the heat radiating fin molded bodies 31 cut by the inter-row slit device 52 are fed into the separately provided cutoff device 60 .
- the plurality of radiating fin molded bodies 31 are arranged so that the adjacent fin molded bodies 31 for radiating heat are spaced apart from each other by a predetermined interval.
- the plurality of heat radiating fin moldings 31 are bent downward in order to temporarily accumulate a length longer than the length of one feeding by the cutoff device 60. Thus, a buffer portion BF is formed.
- a feeder 62 is provided in the cutoff device 60 for intermittently transporting each of the fin molded bodies 31 for heat radiation in the transport direction.
- the structure of the feeding device 62 is such that the length of one feed can be made longer than the structure of the feeding device 50 provided on the downstream side of the press device 48 .
- the operation of the feeding device 62 is also controlled by the operation control unit 90, and the horizontally movable conveying unit 64 moves a predetermined distance to pull the heat radiating fin molded body 31 from the press device 48 side and cut it. It is pushed out to the downstream side of the off device 60 .
- a plurality of rows of feed pins 65 arranged in the horizontal direction corresponding to the number of the heat radiating fin moldings 31 are arranged so as to protrude upward in a row.
- the feed pins 65 enter the notches 34 or the openings 37 formed in the respective radiating fin molded bodies 31 from below, and the respective radiating fin molded bodies 31 are moved to the transfer position by being pulled by the feeding pins 65. be moved.
- a cutting device 66 is provided downstream of the feeding device 62 in the cutoff device 60 .
- the operation of the cutting device 66 is controlled by the operation control unit 90, and the heat radiating fins 30 are formed by cutting each of the heat radiating fin moldings 31 to a predetermined size (predetermined length).
- the cutting device 66 has an upper blade 68 arranged on the upper surface side of each radiating fin molded body 31 and a lower blade 69 arranged on the lower surface side of each radiating fin molded body 31 . By closing the molds with the upper blade 68 and the lower blade 69, each heat radiating fin molded body 31 is cut to a predetermined length in the conveying direction, and the heat radiating fin 30 as a product is manufactured.
- On the downstream side of the cut-off device 60 there are a holding device 70 as a stack portion 100B as shown in FIGS. and are provided.
- the holding device 70 slidably supports the heat radiating fin molded body 31 coming out from the downstream side of the cutoff device 60 in the conveying direction and before being cut to a required length in the conveying direction. Specifically, the holding device 70 moves the heat radiating fin molded body 31 in the width direction so that it can be held at the width direction end portion of the heat radiating fin molded body 31 that has passed through the cutoff device 60 and has not yet been cut. It has a pair of holders 71 arranged on both sides. Each holder 71 has a U-shaped cross-section in a direction perpendicular to the longitudinal direction (conveyance direction) of the heat radiating fin molded body 31 .
- Such a holding device 70 maintains a holding state even after the heat radiating fin molded body 31 is cut to a predetermined length by the cutting device 66 and formed into the heat radiating fins 30 from the point of time when the heat radiating fin molded body 31 is not yet cut. be able to.
- the pair of holders 71 are provided so as to be movable toward and away from each other in the horizontal direction between the side position of the radiating fin molded body 31 and the holding position where the radiating fin molded body 31 is held. It is A fluid cylinder 72 whose operation is controlled by an operation control unit 90, which will be described later, is provided as a holding member contact/separation mechanism for bringing the pair of holding members 71 into contact/separate motion (in the drawings other than FIG. 1, the fluid cylinder 72 is omitted).
- the stack device 80 includes a flat plate-shaped stack guide holding portion 82 on which a stack blade 81 as a stack guide and a stack pin SP are erected, and a plurality of radiating fins 30 inserted through the stack blade 81 . It has a flat plate-like fin receiving portion 83 that abuts on the lower surface of the lower radiation fin 30 .
- the stack pin SP abuts on the outer edge of the heat radiation fin 30 in the width direction, and regulates the planar position of the heat radiation fin 30 stacked on the fin receiving portion 83 .
- the stack blade 81 in this embodiment has a size that allows it to be inserted into the cutout portion 34 of the heat radiating fin 30.
- the long side is formed in the width direction of the product according to the shape of the cutout portion 34. It has a thin plate shape.
- the upper end of the stack blade 81 may be formed as an inclined tip 81A slash-cut with respect to the central axis in the so-called upright direction as in the present embodiment, or may be formed as a flat tip. good too.
- a flat product side guide 81B is arranged at the base of the stack blade 81.
- the product side guide 81B is for regulating the side position of the heat radiation fins 30 stacked on the fin receiving portion 83, and is provided at a position close to or in contact with the edge portion of the heat radiation fins 30 in the width direction. (see Figure 8).
- the fin receiving portion 83 in this embodiment is formed of a rectangular plate having a flat upper surface so that the heat radiation fins 30 are stacked thereon.
- a passage hole 93 for inserting the stack blade 81 and the product side guide 81B, and a pin avoiding portion 96 for inserting the stack pin SP are formed in the fin receiving portion 83 at positions corresponding to their planar positions.
- the stack guide body holding portion 82 on which the stack blade 81, the product side guide 81B, and the stack pin SP are respectively erected has a flat upper surface like the fin receiving portion 83. As shown in FIG.
- the stack guide body holding portion 82 in this embodiment has a pallet 82A as a base and a magazine 82C to which spacers 82B for holding the stack blades 81 are fixed.
- a spacer 82B holding the stack blade 81 in an upright state is attached to the pallet 82A via a magazine 82C.
- the fin receiving portion 83 and the stack guide body holding portion 82 in the stacking device 80 are independently moved vertically along the erecting direction of the stack blade 81 by the first moving mechanism 84 and the second moving mechanism 85 . It is possible.
- the first moving mechanism 84 corresponds to the moving mechanism referred to in the claims.
- the first moving mechanism 84 for moving the fin receiving portion 83 of the stacking device 80 in this embodiment has a first servomotor 84A, a first ball screw 84B, a first timing belt 84C, and an elevating plate 84D.
- the first ball screw 84B is provided parallel to the direction in which the stack blade 81 is erected.
- the first timing belt 84C is hung between a first timing pulley 84F attached to the output shaft 84E of the first servomotor 84A and a first driven timing pulley 84G attached to one end of the first ball screw 84B. passed.
- the elevating plate 84D is attached while being screwed to the first ball screw 84B, and is provided so as to support the fin receiving portion 83. As shown in FIG. The elevating plate 84D moves vertically while supporting the fin receiving portion 83 along the axial direction of the first ball screw 84B (along the erecting direction of the stack blade 81) according to the rotation direction of the first ball screw 84B. It is movable.
- the first moving mechanism 84 in the present embodiment is provided at each of both ends of the fin receiving portion 83 in the longitudinal direction (conveying direction of the heat radiation fin molded body 31). Further, the operation control unit 90 controls the operations of the first moving mechanisms 84 to synchronize with each other so that the upper surface of the fin receiving portion 83 is kept horizontal when the fin receiving portion 83 is moved up and down.
- the second moving mechanism 85 that moves the stack guide body holding portion 82 has a second servo motor 85A, a second ball screw 85B, a second timing belt 85C, and an elevator 85D.
- the second ball screw 85B is provided in parallel with the erecting direction of the stack blade 81 at the lower position of the stack guide body holding portion 82 .
- the second timing belt 85C is stretched between a second timing pulley 85F attached to the output shaft 85E of the second servomotor 85A and a second driven timing pulley 85G attached to one end of the second ball screw 85B.
- the elevator table 85D has its lateral ends screwed into the second ball screws 85B, and its upward end is attached to the stack guide body holding portion 82.
- the elevator 85D vertically moves the stack guide body holding portion 82 along the axial direction of the second ball screw 85B (along the erecting direction of the stack blade 81) according to the rotation direction of the second ball screw 85B. It is possible.
- the operation of the second moving mechanism 85 is controlled by the operation control unit 90 so that it operates independently of and in synchronization with the operation of the first moving mechanism 84 .
- each operation is controlled by the operation control unit so that the mutual positional relationship is maintained (the relative position is maintained). 90 will be controlled.
- the configuration of the second moving mechanism 85 can be omitted, and a form in which the stack guide body holding portion 82 is fixed by omitting the second moving mechanism 85 can also be adopted. By having the second moving mechanism 85, a sufficient distance can be secured from the holding body 71 to the stack guide body holding portion 82, and a large amount of heat radiation fins 30 can be stacked and collected.
- the pallet 82A can be replaced (moved) while avoiding the drop guide pin 59.
- FIG. the provision of the second moving mechanism 85 is advantageous in that the work of stacking and collecting the heat radiating fins 30 is made efficient.
- a drop guide device 56 is arranged to guide the fall of the heat radiating fins 30 when the heat radiating fins 30 are transferred from the holding device 70 to the stacking device 80 .
- the drop guide device 56 in this embodiment has a drop guide blade 57 and a drop guide pin 59 as drop guide bodies, and a drop guide blade moving part 58 as a drop guide body moving part.
- the drop guide blade 57 in this embodiment is formed in a blade body having an inclined tip portion 57A, and is arranged in a state of being aligned in a planar position that allows it to be inserted into one of the notch portions 34. is set.
- the notch 34 through which the stack blade 81 is inserted and the notch 34 through which the drop guide blade 57 is inserted need not be the same notch 34 (see FIG. 8).
- the drop guide blade 57 formed in this manner can be vertically moved from the upper position to the lower position of the holding device 70 by the drop guide blade moving portion 58 arranged at the upper position of the holding device 70 (stack device). 80).
- a fluid cylinder is employed as the drop guide blade moving portion 58, but other configurations can also be employed.
- the up-and-down motion of the drop guide blade 57 by the drop guide blade moving unit 58 is controlled by the motion control unit 90 .
- a drop guide pin 59 is suspended from the side position of the drop guide blade 57 .
- the drop guide pin 59 is arranged at a position where the outer peripheral surface abuts or is just before abutting on the widthwise end edge portions (side surfaces) of the heat radiation fin molded body 31 (heat radiation fin 30). It is inserted through the formed evacuation portion 96 portion.
- the drop guide pin 59 is formed to have a small diameter portion in the required range of the tip portion including the portion to be inserted into the holder 71 .
- the lower end of the drop guide pin 59 is located below the lower end of the drop guide blade 57 and overlaps the tip of the stack pin SP in the height direction.
- the position of the heat radiating fin 30 in the width direction by the drop guide blade 57 and the drop guide pin 59 can be made more precise. It is convenient in that it can be performed.
- a stripper 92 suspended from the gantry MT that suspends and holds the holder 71 .
- the stripper 92 in this embodiment is formed in a J shape having a mounting portion 92A to the mount MT, a suspension portion 92B from the mount MT, and a contact portion 92C with the heat radiation fins 30 .
- the length of the hanging portion 92B of the stripper 92 is adjusted so that the contact portion 92C is held at a position directly above the heat radiating fins 30 with a predetermined distance therebetween.
- the operations of the holding device 70 and the stacking device 80 which are characteristic operations of the heat radiating fin manufacturing apparatus 100 of this embodiment, will be described in detail.
- the stacking device 80 moves from the initial position shown in FIG. 6 to the standby position shown in FIGS. to raise it (waiting for stack collection start).
- the operation control section 90 operates the first moving mechanism 84 .
- the second moving mechanism 85 is operated in a synchronized state. That is, as shown in FIGS.
- the fin receiving portion 83 and the stack guide body holding portion 82 are attached to the heat radiation fin 30 while maintaining the amount of protrusion of the stack blade 81 and the stack pin SP from the upper surface of the fin receiving portion 83. It is raised to the receiving height position (first process).
- the operation control section 90 operates the conveying unit 64 of the cutoff device 60, and as shown in FIG. process). 12 indicates the pass line of the heat radiating fin molded body 31 (the height position at which the heat radiating fin 30 is transferred from the pair of holders 71 to the fin receiving portion 83).
- the operation control unit 90 operates the drop guide blade moving unit 58 to move the drop guide blade 57 from above the pair of holders 71 to the heat dissipation device held by the pair of holders 71 . It is lowered to a position where it passes through the fin molded body 31 . At this time, the drop guide blade 57 is inserted into the cutout portion 34 of the heat radiation fin molded body 31, and is brought close to just before the inclined tip portion 57A contacts the inclined tip portion 81A (upper end portion) of the stack blade 81 (second 3 processing). The radiating fin molded body 31 thus held by the pair of holders 71 while being positioned in the width direction is further positioned in the conveying direction by the drop guide blade 57 . In this state, the operation control unit 90 operates the cutting device 66 to cut the radiating fin molded body 31 to a predetermined size in the conveying direction to separate the radiating fins 30 (fourth process).
- the operation control section 90 operates the fluid cylinder 72 to separate the concave portions 74 of the pair of holding bodies 71 from each other as shown in FIG.
- the drop guide pins 59 are in contact with the outer edges of the heat radiation fins 30 in the width direction, it is possible to restrict the displacement of the heat radiation fins 30 in the width direction.
- the heat radiation fins 30 held by the pair of holders 71 drop along the drop guide blade 57 as shown in FIG.
- the stack blade 81 of the fin receiving portion 83 is placed in a state in which the notch portion 34 is inserted (fifth process).
- the operation control section 90 operates the drop guide blade moving section 58 to retract the drop guide blade 57 to a position above the pair of holders 71 as shown in FIG. 17 (sixth process).
- the retracted position of the drop guide blade 57 may be a position above the pass line of the radiating fin molded body 31 and at a height position that does not interfere with the newly fed radiating fin molded body 31 .
- the operation control unit 90 in this embodiment executes a process of returning the pair of holders 71 to positions where the heat radiation fin molded bodies 31 can be held simultaneously with the sixth process.
- the operation control unit 90 When executing the sixth process, the operation control unit 90 operates the fluid cylinder 72 to bring the pair of holders 71 separated from each other closer to each other and return them to the holding positions of the radiating fin moldings 31 . is not limited to this form.
- the operation control unit 90 can also execute the process of returning the pair of holding bodies 71 separated from each other to a position where the radiating fin molded body 31 can hold them immediately before or immediately after the sixth process.
- the operation control unit 90 may execute the process of returning the pair of holders 71 separated from each other to a position where the radiating fin molding 31 can hold them as the eighth process after executing the seventh process described later. can.
- the operation control section 90 operates the first moving mechanism 84 to lower the fin receiving section 83 to a preset height as shown in FIG. 18 (seventh process).
- the height to which the fin receiving portion 83 is lowered is the height of one heat dissipating fin 30 to be stacked.
- the drop height of the heat radiating fins 30 from the holding device 70 to the fin receiving portion 83 can be made constant.
- the operation control unit 90 controls the counter value of the stacked number of heat radiating fins 30 stored in advance in a storage unit (not shown) simultaneously with, immediately before, or after the fifth processing. The value is reset to 0 at the start) is incremented by 1.
- the operation control unit 90 executes processing (stacking number confirmation processing) of comparing a comparison target value stored in advance in a storage unit (not shown) with a counter value of the number of stacked layers.
- the operation control unit 90 executes the process of returning to the second process, and repeatedly executes up to the process of confirming the number of stacked layers.
- the operation control unit 90 moves the stacked body of heat radiating fins 30, the fin receiving part 83, and the stack guide body holding part 82 to the stacked body delivery position by a stack device moving mechanism (not shown) (stacked body take-out moving process). to run.
- the operation control unit 90 executes a process (laminated body removal process) for removing the laminated body of the heat radiation fins 30 from the stacking device 80 by a laminated body removal device (not shown).
- the operation control unit 90 resets the counter value of the number of stacked sheets in the storage unit to 0, and then operates the stacking device moving mechanism to return the stacking device 80 to its original position (stacking device return processing).
- stacking device return process can be replaced with a process of attaching the separate fin receiving portion 83 and the stack guide body holding portion 82 .
- the operation control unit 90 operates the first moving mechanism 84 to execute processing (standby state transition processing) for raising the fin receiving unit 83 to the stacking start reference height position, and then the processing after the first processing. is repeatedly executed in the same manner as described above.
- the fin receiving portion 83 is lifted from the initial state of the stack device 80 to perform the standby state transition processing, but the state after the standby state transition processing can also be the initial state.
- the heat radiation fin manufacturing apparatus 100 of the present embodiment when the heat radiation fins 30 are stacked and accommodated in the stack device 80, the operation of lifting the heavy stack guide body holding portion 82 is minimized. be able to. As a result, the electrical energy consumption of the stack device 80 is reduced when the heat radiation fins 30 are stacked and accommodated, and the operating cost can be reduced. Further, after the heat radiation fins 30 are stacked on the fin receiving portion 83, the fin receiving portion 83 only moves downward, so that the stacking operation of the heat radiation fins 30 can be performed in a stable state.
- the stacking device 80 does not pick up the heat radiation fins 30 from below.
- the pin SP can be thickened, and the rigidity of the stack pin SP can be increased. Therefore, it is also advantageous in that the stacked body of heat radiation fins 30 stacked and housed in the stacking device 80 can be handled in a stable state.
- the heat radiation fins 30 can be dropped from the pair of holders 71 to the fin receiving portions 83 with as little drop as possible. Then, the radiation fins 30 can be stacked and accommodated in the stack device 80 in a state of being positioned by the drop guide blade 57 and the stack blade 81, and by the drop guide pin 59 and stack pin SP.
- the inter-row slit device 52 is used.
- the embodiment has been described, it is not limited to this embodiment.
- the configuration of the inter-row slit device 52 can be omitted. .
- the stack guide body holding portion 82 is completely fixed, and the upward movement of the guide body holding portion 82 can be eliminated.
- this form is adopted, only the first moving mechanism 84 operates in the first process, and only the fin receiving portion 83 rises to the receiving height position of the heat radiating fins 30 .
- the configuration of the stack device 80 can be simplified, the electric energy consumption can be further reduced, and the operating cost can be further reduced.
- the drop guide body in the above embodiment has the drop guide blade 57 and the drop guide pin 59, the configuration of the drop guide pin 59 can be omitted.
- the holder 71 having a U-shaped cross-section is described. Any form may be used as long as it has a shape. Specifically, a configuration of the holder 71 having an L-shaped cross section or a C-shaped cross section can be adopted.
- the holder 71 described above has been described as being continuous in the delivery direction of the metal strip 11, but a plurality of pairs of holders formed to have a required length along the length direction of the heat radiating fins 30 are described.
- the holding members 71 may be arranged at predetermined intervals. By arranging the drop guide pins 59 so as to enter the intervals between the holders 71 , it is possible to prevent the drop guide pins 59 from interfering with the holders 71 .
- the heat-dissipating fin manufacturing apparatus 100 in the above embodiment employs the fluid cylinder 72 as a contact/separation means for the holding member 71
- the configuration of the fluid cylinder 72 is particularly suitable if the holding member 71 can be moved. It is not limited.
- a first servomotor 84A and a second servomotor 85A are used as the first moving mechanism 84 and the second moving mechanism 85
- a first timing pulley 84F and a second timing pulley 85F are connected to the output shafts 84E and 85E.
- the embodiment employing the first ball screw 84B and the second ball screw 85B connected via the first timing belt 84C and the second timing belt 85C has been described.
- the present invention is not limited to the configuration of the form described above also for the first moving mechanism 84 (and the second moving mechanism 85).
- the drop guide pin 59 in this embodiment is arranged in a state of being already provided on the drop guide blade 57 at a position on the longitudinal extension line of the notch 34 into which the drop guide blade 57 enters. is shown, but is not limited to this form.
- a form in which the drop guide blade 57 and the drop guide pin 59 are arranged at positions other than the position on the longitudinal extension line of the same notch 34 can also be adopted.
Abstract
Description
Claims (9)
- 材料供給部から供給された未加工の金属製の薄板に切欠部を形成して放熱用フィン成形体とする金型装置が設けられたプレス装置と、
前記プレス装置への前記薄板の供給、および前記プレス装置からの前記放熱用フィン成形体の搬出を行う搬送装置と、
前記放熱用フィン成形体を所定長さに切断し、放熱用フィンとするカットオフ装置と、
前記カットオフ装置を通過して前記カットオフ装置の搬送先側から突出した前記放熱用フィン成形体の側方位置と前記放熱用フィン成形体の保持位置との間で互いに接離動可能であって、前記放熱用フィン成形体および前記放熱用フィンを保持する一対の保持体、および前記一対の保持体を接離動させる保持体接離動機構を有する保持装置と、
前記カットオフ装置により前記所定長さに切断された前記放熱用フィンを積層させるべく前記保持装置の下方に配設され、前記保持装置により保持されている前記放熱用フィンに挿通されるスタックガイド体が立設されたスタックガイド体保持部、前記スタックガイド体に挿通された複数枚の前記放熱用フィンのうち最下部の前記放熱用フィンの下面に当接するフィン受け部、および前記フィン受け部を前記スタックガイド体に沿って移動させる移動機構を有するスタック装置と、
前記一対の保持体の上方において前記切欠部のいずれかに挿通可能な平面位置に配設された落下ガイド体、および前記落下ガイド体を前記スタック装置に向けて接離動させる落下ガイド体移動部を有する落下ガイド装置と、
少なくとも前記カットオフ装置、前記保持装置、前記スタック装置、および前記落下ガイド装置の動作をそれぞれ制御する動作制御部と、
を具備することを特徴とする放熱用フィン製造装置。 - 前記動作制御部は、
前記一対の保持体が前記放熱用フィン成形体を保持することが可能な保持可能位置にあるときに、前記移動機構を作動させて、前記フィン受け部を前記放熱用フィンの受け取り高さ位置まで上昇させる第1処理と、
前記搬送装置を作動させて、前記カットオフ装置から前記放熱用フィン成形体を前記所定長さにわたって通過させる第2処理と、
前記一対の保持体により保持された前記放熱用フィン成形体が前記カットオフ装置によって前記放熱用フィンに切断されるときまでに、前記落下ガイド体移動部を作動させて、前記落下ガイド体を前記放熱用フィン成形体の前記切欠部に挿通させると共に前記落下ガイド体の下端部を前記スタックガイド体の上端部に接近させる第3処理と、
前記カットオフ装置により前記放熱用フィン成形体を所定寸法で切断させる第4処理と、
前記保持体接離動機構を作動させて、前記一対の保持体を離反させることにより前記落下ガイド体に沿って前記放熱用フィンを前記フィン受け部に載置する第5処理と、
前記一対の保持体から前記放熱用フィンが前記フィン受け部に載置された後、前記落下ガイド体移動部を作動させて、前記落下ガイド体の前記下端部を前記一対の保持体の上方位置に退避させる第6処理と、
前記移動機構を作動させて、前記フィン受け部を予め設定した高さで下降させる第7処理と、
をそれぞれ実行することを特徴とする請求項1記載の放熱用フィン製造装置。 - 前記動作制御部は、
前記一対の保持体が前記放熱用フィン成形体を保持することが可能な保持可能位置にあるときに、前記搬送装置を作動させて、前記カットオフ装置から前記放熱用フィン成形体を前記所定長さにわたって通過させる第1処理と、
前記移動機構を作動させて、前記フィン受け部を前記放熱用フィンの受け取り高さ位置まで上昇させる第2処理と、
前記一対の保持体により保持された前記放熱用フィン成形体が前記カットオフ装置によって前記放熱用フィンに切断されるときまでに、前記落下ガイド体移動部を作動させて、前記落下ガイド体を前記放熱用フィン成形体の前記切欠部に挿通させると共に前記落下ガイド体の下端部を前記スタックガイド体の上端部に接近させる第3処理と、
前記カットオフ装置により前記放熱用フィン成形体を所定寸法で切断させる第4処理と、
前記保持体接離動機構を作動させて、前記一対の保持体を離反させることにより前記落下ガイド体に沿って前記放熱用フィンを前記フィン受け部に載置する第5処理と、
前記一対の保持体から前記放熱用フィンが前記フィン受け部に載置された後、前記落下ガイド体移動部を作動させて、前記落下ガイド体の前記下端部を前記一対の保持体の上方位置に退避させる第6処理と、
前記移動機構を作動させて、前記フィン受け部を予め設定した高さで下降させる第7処理と、
をそれぞれ実行することを特徴とする請求項1記載の放熱用フィン製造装置。 - 前記動作制御部は、
前記第6処理を実行した以降に、前記保持体接離動機構を作動させて前記一対の保持体を前記保持可能位置に戻す第8処理を実行することを特徴とする請求項2または3記載の放熱用フィン製造装置。 - 前記動作制御部は、
前記第8処理を実行した後、前記第1処理に戻り、前記第1処理乃至前記第8処理を予め設定した回数にわたり繰り返し実行することを特徴とする請求項4記載の放熱用フィン製造装置。 - 前記動作制御部は、
前記第1処理と前記第2処理とを同時に実行することを特徴とする請求項2または3記載の放熱用フィン製造装置。 - 前記スタックガイド体は、前記切欠部に挿通するスタックブレードと前記放熱用フィンの外端縁に当接するスタックピンとを有し、
前記落下ガイド体は、前記切欠部に挿通する落下ガイドブレードであって、
前記落下ガイド体移動部が前記落下ガイドブレードを前記スタック装置に向けて接離動させていることを特徴とする請求項1~3のうちのいずれか一項に記載の放熱用フィン製造装置。 - 前記落下ガイド体は、前記放熱用フィンの外端縁と当接可能に、または所定間隔をあけて配設された落下ガイドピンをさらに有していることを特徴とする請求項1~3のうちのいずれか一項に記載の放熱用フィン製造装置。
- 前記落下ガイド体が前記スタック装置から離反する際において、前記放熱用フィンの共上がりを防止するためのストリッパをさらに有していることを特徴とする請求項1~3のうちのいずれか一項に記載の放熱用フィン製造装置。
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JPH10263733A (ja) * | 1997-03-24 | 1998-10-06 | Toshiba Corp | 切断積層装置 |
JP2014073510A (ja) * | 2012-10-03 | 2014-04-24 | Hidaka Seiki Kk | スタック装置及び扁平チューブ用フィンの製造装置 |
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JPH10263733A (ja) * | 1997-03-24 | 1998-10-06 | Toshiba Corp | 切断積層装置 |
JP2014073510A (ja) * | 2012-10-03 | 2014-04-24 | Hidaka Seiki Kk | スタック装置及び扁平チューブ用フィンの製造装置 |
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CN117463900A (zh) * | 2023-12-27 | 2024-01-30 | 南京允诚机械制造有限公司 | 一种卷料自动冲孔装置 |
CN117463900B (zh) * | 2023-12-27 | 2024-03-19 | 南京允诚机械制造有限公司 | 一种卷料自动冲孔装置 |
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