CN107062979A - A kind of cooler backplate - Google Patents

A kind of cooler backplate Download PDF

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Publication number
CN107062979A
CN107062979A CN201710395028.3A CN201710395028A CN107062979A CN 107062979 A CN107062979 A CN 107062979A CN 201710395028 A CN201710395028 A CN 201710395028A CN 107062979 A CN107062979 A CN 107062979A
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CN
China
Prior art keywords
backplate
plate
pin
block
bolster
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Pending
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CN201710395028.3A
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Chinese (zh)
Inventor
朱盖想
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Individual
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Individual
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Priority to CN201710395028.3A priority Critical patent/CN107062979A/en
Publication of CN107062979A publication Critical patent/CN107062979A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/005Other auxiliary members within casings, e.g. internal filling means or sealing means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/08Dies with different parts for several steps in a process
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • B21D37/12Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)

Abstract

The present invention relates to a kind of cooler backplate, the backplate includes body, turn-up portion and spill bending part, and spill bending part is arranged on the two ends of body, and body constitutes the backplate that longitudinal section is U-shaped bending-like with spill bending part;Two side positions and turn-up portion that turn-up portion is arranged on body are provided with some gap, and body constitutes the backplate that cross section is U-shaped bending-like with turn-up portion;The medium position of body is provided with expansion joint structure, expansion joint structure is provided with the backplate of the present invention, backplate can vary with temperature any contraction and extension during chiller applications, basic guarantee is synchronous with the change of cooling tube, backplate expansion synchronous with cooling tube is effectively ensured and is unlikely to produce excessive internal stress, so as to effectively improve the service life of cooler.

Description

A kind of cooler backplate
Technical field
The present invention relates to cooling device technical field, and in particular to a kind of cooler backplate.
Background technology
At present, aluminium cooler is commonly used, and face shaping and installation size are different, in use for difference The influence degree difference of the cooler expanded by heating of volume is obvious.It is used as the core body part cooling tube of cooler critical piece It can be influenced each other in thermal expansion process with backplate, and the change being mainly manifested on core height and cooling tube and backplate length direction Influence.Due to cooling tube and backplate material are thick and structural strength gap substantially and the two being become by heat during cooler use Changing can be different, can cause the difference of both thermal expansion effects, cause to produce mutual internal stress therebetween, so as to cause The cooling tube early fatigue crackle nearer apart from backplate, makes cooler the phenomenon leaked occur.
The content of the invention
The technical assignment of the present invention is that deficiency is there is provided a kind of cooler backplate for more than, to solve how to ensure Backplate expansion synchronous with cooling tube and be unlikely to produce excessive internal stress, so as to effectively improve the service life of cooler The problem of.
The technical solution adopted for the present invention to solve the technical problems is:A kind of cooler backplate, the backplate includes body Portion, turn-up portion and spill bending part, spill bending part are arranged on the two ends of body, and body and spill bending part composition are vertical Section is the backplate of U-shaped bending-like;Two side positions and turn-up portion that turn-up portion is arranged on body are provided with some gap, this Body portion constitutes the backplate that cross section is U-shaped bending-like with turn-up portion;The medium position of body is provided with expansion joint structure.
Preferably, the expansion joint structure is made up of fracture and V-arrangement bending part, fracture is arranged on the middle position of body Put, V-arrangement bending part in the both sides of fracture and is provided with gap between fracture, and V-arrangement bending part is turning over by body both sides The butterfly muscle structure that edge part bending is formed.
Preferably, the backplate uses the clad aluminium of 4343/3003/7072 material, clad aluminium is welded including outer layer The bed of material, middle level mother metal layer, internal layer touch water layer, and outer layer solder layer is 4343 aluminium alloy layers, and mother metal layer in middle level is 3003 aluminium alloy layers, It is 7072 aluminium alloy layers that internal layer, which touches water layer,.
Preferably, the backplate is the backplate by backplate punching shaving die and molding mold for protecting plate machine-shaping.
More preferably, the backplate punching shaving die includes upper bolster and die shoe, upper bolster and die shoe be arranged in parallel, And guide pin bushing one and guide pin bushing two are provided between upper bolster and die shoe, it is socketed and coordinates between guide pin bushing one and guide pin bushing two;Under upper bolster Side, which is provided with the downside of upper padding plate, upper padding plate, is provided with cope plate, is provided with the upside of lower bolster, lower bolster and is provided with the upside of die shoe Holding pad is provided with the upside of lower template, lower template;Be disposed between holding pad and upper padding plate crop punch-pin, cutting punch-pin, I-shaped punch-pin and boss mould;Unloading bolt is provided between upper bolster and holding pad, the side of unloading bolt is provided with rectangle Spring, Rectangular Spring is arranged between upper padding plate and holding pad and through cope plate;Unloading bolt is fixedly connected with holding pad, During punching press, unloading bolt is moved back and forth with holding pad;Screw run through die shoe, lower bolster and lower template, for connect die shoe, Lower bolster and lower template;The side of crop punch-pin is provided with straight pin, and straight pin runs through upper bolster, upper padding plate and cope plate, circle Pin is used to connect upper bolster, upper padding plate and cope plate, plays positioning action during mould assembling;The side for cutting punch-pin is set There is alignment pin, alignment pin is arranged in lower template, and resigning hole is correspondingly arranged on holding pad, determining when being punched for material Position.Wherein, crop punch-pin, cutting punch-pin, I-shaped punch-pin and the equal insert of boss mould are fixed on cope plate, and cope plate top has Upper padding plate, is fastened, holding pad is slidably matched with each stamping knife, and upper bolster is lifted on by unloading bolt by bolt and upper bolster On.Lower template and lower bolster are fastenedly connected by screw with die shoe, and groove is provided with lower bolster, facilitate blinking scrap to fall simultaneously Clean out.
More preferably, the molding mold for protecting plate includes upper bolster and die shoe, and upper bolster be arranged in parallel with die shoe, upper mould It is provided with seat on guide pin bushing, die shoe and is provided with guide pillar, guide pillars and bushes socket coordinates;Upper padding plate is provided with the downside of upper bolster, It is provided with to be provided with lower bolster, lower bolster on the upside of Rectangular Spring one, die shoe on upper padding plate and is provided with Rectangular Spring two, upper pad Wedge mechanism is provided between plate and lower bolster.
More preferably, the Wedge mechanism include punch-pin, stripper, material returned block, cavity plate, block, compression spring, limited block, Locating piece, sliding block and forward block, punch-pin are arranged on the lower section of upper padding plate and coordinated with discharging sheet separation, and cavity plate is arranged on discharging The lower section of plate, material returned block is arranged in cavity plate, and block is embedded on cavity plate, and compression spring is fixedly installed on block side, spacing Block is fixed on cavity plate, and spacing effect is played to forward block, and locating piece is fixed on cavity plate, and positioning action is played to sliding block, Sliding block is positioned by locating piece and compression spring, and sliding block can move left and right the muscle shaping of completion backplate butterfly, and forward block is fixed on On upper bolster, as upper bolster is moved up and down;The wedge shaped shape of forward block.
Compared to the prior art the cooler backplate of the present invention, has the advantages that:
1st, expansion joint structure is provided with backplate of the invention, backplate, which can be varied with temperature, during chiller applications appoints Meaning is shunk and extended, and basic guarantee is synchronous with the change of cooling tube, expand synchronous with cooling tube of backplate is effectively ensured and unlikely In producing excessive internal stress, so as to effectively improve the service life of cooler;Backplate with expansion joint structure is applied cold But in device core body assembling process, all kinds of coolers is assembled into marketing, the market demand is met;
2nd, the expansion joint structure of backplate of the present invention is determined according to core body specification, the size of different core body specification expansion joint structures Understand difference, structure type is basically identical, the quantity of expansion joint structure is determined according to the height of core body, it is ensured that expansion joint structure While eliminating thermal stress, the quantity of expansion joint structure is reduced, cost is saved;
3rd, gap is provided with the turn-up portion of backplate of the present invention, fixed position placing clamp when being easy to the core body to weld, it is ensured that core body The uniformity of welding;
4th, backplate forming process of the invention uses rational manufacture craft, it is ensured that obtain that internal stress can correspondingly be eliminated Backplate, the backplate passes through backplate punching shaving die and molding mold for protecting plate machine-shaping, it is ensured that manufacturability is strong, intensity is high, slow Antipyretic stress influence, effectively solves the negative effect of thermal expansion, the backplate is applied in cooler, it is possible to increase radiator Service life, increase cooler intensity, it is ensured that cooler can be applied to all kinds of vehicles, it is wide using scope;
5th, according to the different size of core body, the size of the blanking in backplate process is determined, and without more mold exchange, significantly The development cost of product are reduced, the production cycle of product is shortened, improves operating efficiency;
6th, backplate uses the clad aluminium of model 4343/3003/7072 of Ge Langjisi Aluminums Co., Ltd, the said firm's product quality It is stable, the alloy for improving timber intensity, the increase of plate intensity are with the addition of in middle level masterbatch layer, i.e. 3003 aluminium alloy layers;4343 Aluminium alloy layer fusing point is less than 10 DEG C or so of 3003 aluminium alloy layer fusing point, and welding temperature control is fully melted in 4343 aluminium alloy layers And the aluminium alloy layer fusing point of mother metal 3003 less than situation under, it is possible to realize the welding of 4343 aluminium alloy layers;7072 aluminium alloy layers Fusing point is identical with 3003 aluminium alloy layers, unchanged in welding process, with antisepsis, can extend 3003 aluminium alloy layers Corrosion resistance, and then extend the service life of backplate, reduce backplate and change number of times, reduce cost.
Therefore the present invention have reasonable in design, simple in construction, easy to process, small volume, it is easy to use the features such as, thus, tool There is good popularizing value.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of cooler backplate;
Accompanying drawing 2 be accompanying drawing 1 in A to structural representation;
Accompanying drawing 3 is the close-up schematic view at B in accompanying drawing 2;
Accompanying drawing 4 is the structural representation of backplate punching shaving die;
Accompanying drawing 5 is the structural representation of molding mold for protecting plate;
Accompanying drawing 6 is the structural representation for the blanking part that accompanying drawing 4 is processed;
Accompanying drawing 7 is the structural representation for the molding part that accompanying drawing 5 is processed;
Accompanying drawing 8 is the structural representation of accompanying drawing 1 and correspondence cooler.
In figure:1st, body, 2, turn-up portion, 3, spill bending part, 4, gap, 5, fracture, 6, V-arrangement bending part;
In accompanying drawing 4:4.1st, upper bolster, 4.2 straight pins, 4.3, upper padding plate, 4.4, crop punch-pin, 4.5, cope plate, 4.6, binder Plate, 4.7, unloading bolt, 4.8, Rectangular Spring, 4.9, guide pin bushing one, 4.10, guide pin bushing two, 4.11, lower template, 4.12, screw, 4.13rd, lower bolster, 4.14, die shoe, 4.15, boss mould, 4.16, I-shaped punch-pin, 4.17, cutting punch-pin, 4.18, positioning Pin;
In accompanying drawing 5:5.1st, upper bolster, 5.2, upper padding plate, 5.3, punch-pin, 5.4, stripper, 5.5, material returned block, 5.6, cavity plate, 5.7th, material returned block alignment pin, 5.8, lower bolster, 5.9, die shoe, 5.10, Rectangular Spring one, 5.11, block, 5.12, straight pin One, 5.13, compression spring, 5.14, guide pillar, 5.15, limited block, 5.16, straight pin two, 5.17, locating piece, 5.18, interior hexagonal Fillister head screw one, 5.19, sliding block, 5.20, alignment pin, 5.21, forward block, 5.22, Rectangular Spring two, 5.23, guide pin bushing, 5.24th, hexagon socket cap head screw two, 5.25, unloading bolt, 5.26, straight pin three;
In accompanying drawing 8:8.1 core bodys, 8.2, backplate, 8.3, upper main leaf, 8.4, lower main leaf, 8.5, upper tank, 8.6, lower header.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1:
As shown in accompanying drawing 1,2 and 3, cooler backplate of the invention, its structure includes body 1, turn-up portion 2 and spill bending Portion 3, spill bending part 3 is arranged on the two ends of body 1, and body 1 is U-shaped bending-like with the composition of spill bending part 3 longitudinal section Backplate;Two side positions and turn-up portion 2 that turn-up portion 2 is arranged on body 1 are provided with some gap 4, body 1 and flange The composition cross section of portion 2 is the backplate of U-shaped bending-like;The medium position of body 1 is provided with expansion joint structure.Expansion joint structure It is made up of fracture 5 and V-arrangement bending part 6, fracture 5 is arranged on the medium position of body 1, V-arrangement bending part 6 is located at the two of fracture 5 Side and gap is provided between fracture 5, V-arrangement bending part 6 is that the local bending of turn-up portion 2 by the both sides of body 1 is formed Butterfly muscle structure.Backplate uses the clad aluminium of 4343/3003/7072 material, and clad aluminium includes outer layer solder layer, middle level Mother metal layer, internal layer touch water layer, and outer layer solder layer is 4343 aluminium alloy layers, and mother metal layer in middle level is 3003 aluminium alloy layers, and internal layer touches water Layer is 7072 aluminium alloy layers.Backplate is the backplate by backplate punching shaving die and molding mold for protecting plate machine-shaping.
As shown in Figure 4, backplate punching shaving die includes upper bolster 4.1 and die shoe 4.14, upper bolster 4.1 and lower mould Seat 4.14 be arranged in parallel and is provided with guide pin bushing 1 and guide pin bushing 2 4.10, guide pin bushing one between upper bolster 4.1 and die shoe 4.14 It is socketed and coordinates between 4.9 and guide pin bushing 2 4.10;The downside of upper bolster 4.1 is provided with upper padding plate 4.3, and the downside of upper padding plate 4.3 is provided with Cope plate 4.5, the upside of die shoe 4.14 is provided with lower bolster 4.13, and the upside of lower bolster 4.13 is provided with lower template 4.11, lower mould The upside of plate 4.11 is provided with holding pad 4.6;Crop punch-pin 4.4, cutting are disposed between holding pad 4.6 and upper padding plate 4.3 Punch-pin 4.17, I-shaped punch-pin 4.16 and boss mould 4.15;Unloading bolt is provided between upper bolster 4.1 and holding pad 4.6 4.7, the side of unloading bolt 4.7 is provided with Rectangular Spring 4.8, and Rectangular Spring 4.8 is arranged on upper padding plate 4.3 and holding pad 4.6 Between and through cope plate 4.5;Unloading bolt 4.7 is fixedly connected with holding pad 4.6, during punching press, and unloading bolt 4.7 is with binder Plate 4.6 is moved back and forth;Screw 4.12 runs through die shoe 4.14, lower bolster 4.13 and lower template 4.11, for connecting die shoe 4.14th, lower bolster 4.13 and lower template 4.11;The side of crop punch-pin 4.4 is provided with straight pin 4.2, and straight pin 4.2 is through upper Die holder 4.1, upper padding plate 4.3 and cope plate 4.5, straight pin 4.2 are used to connect upper bolster 4.1, upper padding plate 4.3 and cope plate 4.5, Play positioning action during mould assembling;The side of cutting punch-pin 4.17 is provided with alignment pin 4.18, and alignment pin 4.18 is arranged on In lower template 4.11, resigning hole is correspondingly arranged on holding pad 4.6, positioning when being punched for material.
As shown in Figure 5, molding mold for protecting plate includes upper bolster 5.1 and die shoe 5.9, upper bolster 5.1 and die shoe 5.9 It is arranged in parallel, is provided with upper bolster 5.1 on guide pin bushing 5.23, die shoe 5.9 and is provided with guide pillar 5.14, guide pillar 5.14 and guide pin bushing 5.23 socket coordinates;The downside of upper bolster 5.1, which is provided with upper padding plate 5.2, upper padding plate 5.2, is provided with Rectangular Spring 1, under The upside of die holder 5.9, which is provided with lower bolster 5.8, lower bolster 5.8, is provided with Rectangular Spring 2 5.22, upper padding plate 5.2 and lower bolster Wedge mechanism is provided between 5.8.Wedge mechanism includes punch-pin 5.3, stripper 5.4, material returned block 5.5, cavity plate 5.6, block 5.11st, compression spring 5.13, limited block 5.15, locating piece 5.17, sliding block 5.19 and forward block 5.21, punch-pin 5.3 are arranged on The lower section of backing plate 5.2 and coordinate with the gap of stripper 5.4, cavity plate 5.6 is arranged on the lower section of stripper 5.4, and material returned block 5.5 is set Put in cavity plate 5.6, block 5.11 is embedded on cavity plate 5.6, compression spring 5.13 is fixedly installed on the side of block 5.11, spacing Block 5.15 is fixed on cavity plate 5.6, spacing effect is played to forward block 5.21, locating piece 5.17 is fixed on cavity plate 5.6, right Sliding block 5.19 plays positioning action, and sliding block 5.19 is positioned by locating piece 5.17 and compression spring 5.13, and sliding block 5.19 can be left The muscle shaping of completion backplate butterfly is moved right, forward block 5.21 is fixed on upper bolster 5.1, as upper bolster 5.1 is moved up and down;Push away Enter the wedge shaped shape of block 5.21.Material returned block alignment pin 5.7 is provided between lower bolster 5.8 and cavity plate 5.6, for realizing Rectangular Spring One 5.10 compressions and reset;Compression spring 5.13 is fixed on by straight pin 5.12 on the one side of block 5.11;Limited block 5.15 are fixed on sliding block 5.19 by straight pin 2 5.16, and locating piece 5.17 is fixed by hexagon socket cap head screw 1 On sliding block 5.19;Some alignment pins 5.20 are provided with punch-pin 5.3, alignment pin 5.20 is used to realize determining for forward block 5.21 Position;Upper bolster 5.1 is connected with upper padding plate 5.2 by hexagon socket cap head screw 2 5.24, hexagon socket cap head screw 2 5.24 Side be additionally provided with unloading bolt 5.25, the medium position of upper bolster 5.1 is provided with straight pin 3 5.26.
As shown in Figure 8, backplate and correspondence cooler construction are as follows:The cooler include core body 8.1, main leaf, hydroecium and Backplate 8.2, core body 8.1 is to be provided with main leaf hole on cooling tube and the spaced assembly of cooling zone, main leaf, core body 8.1 Upper and lower ends are respectively arranged with main leaf 8.3, lower main leaf 8.4, and the upper and lower ends of the cooling tube of core body 8.1 insert main leaf respectively 8.3rd, in the main leaf hole of lower main leaf 8.4, the quantity in main leaf hole, position, the quantity of the cooling tube of shape size and core body, position, Shape of cross section size is consistent, and the upper top of main leaf 8.3 is provided with upper tank 8.5, and the lower lower section of main leaf 8.4 is provided with lower header 8.6, upper tank 8.5, cooling tube, the cavity of the one sealed intercommunication of formation of lower header 8.6, upper tank 8.5 and lower header 8.6 Paddle hole is located on same side, and water inlet pipe and water outlet pipe is equipped with paddle hole;Core body 8.1, main leaf, that hydroecium is combined as one is whole Gone along with sb. to guard him and be fixed as one by left and right two backplates 8.2 in body, the left and right sides.
Backplate 8.2 with expansion joint structure, for different core body specifications, expansion joint structure size can be variant, but knot Configuration formula is basically identical, and can set the expansion joint structure of varying number according to different core bodys height, and such as core body height is in 600mm One expansion joint structure can be set below, 2-3 expansion nodule can be set according to the difference of the high size of core more than 600mm Structure.
As shown in accompanying drawing 1,4 and 6, the specific work process of cooler backplate punching trimming of the invention:By blanking Clad aluminium is once punched matched moulds punching and blanking and obtains blanking part by uncoiler self-feeding to backplate punching shaving die, Crop punch-pin 4.4 on backplate punching shaving die processes spill bending part 3, and boss mould 4.15 processes positioning round orifice, fixed Circle of position hole is used for the positioning that follow-up backplate is processed, and cutting punch-pin 4.17 processes gap 4, and the I-shaped processing of punch-pin 4.16 is gone to work Font hole, I-shaped hole is used to process follow-up backplate expansion joint structure;The specific punching course of punching trimming is as follows:Binder Plate 4.6 first contacts blanking part, is compressed and fixed blanking part by compressing Rectangular Spring 4.8, crop punch-pin 4.4, cutting punch-pin 4.17th, I-shaped punch-pin 4.16 and boss mould 4.15 are punched, and blinking scrap falls on die shoe 4.14 and cleaned out in time;Punching Cut out and complete, upper bolster 4.1 is gradually increasing, holding pad 4.6 will be punched the blanking part completed under the effect of the screen resilience of Rectangular Spring 4.8 Unloaded from crop punch-pin 4.4, cutting punch-pin 4.17, I-shaped punch-pin 4.16 and boss mould 4.15, blanking part is stayed in lower mould On plate 4.11.
As shown in accompanying drawing 1,5 and 7, the specific work process that cooler backplate of the invention is molded:Blanking part is placed into shield When on board forming die, by the one of outer layer solder layer down, there is the spill at bending at three, i.e. two ends in backplate forming process The V-arrangement bending part 6 of bending part 3, the turn-up portion 2 on both sides and expansion joint structure;Wherein, the shaping of V-arrangement bending part 6 uses backplate Wedge mechanism in mould, Wedge mechanism is by step(2)In I-shaped hole machined forming V-shape bending part 6;It is recessed at two ends Wedge mechanism brings into operation while shape bending part 3 and upright both sides turn-up portion 2, the compression spring in molding mold for protecting plate 5.13 are gradually compressed, and after molding mold for protecting plate closure completely, V-arrangement bending part 6 is molded in place;Molding mold for protecting plate opening process In, the gradually resilience of compression spring 5.13, sliding block 5.19 playbacks;Molding part releases die cavity by material returned block 5.5, and backplate shaping is finished. In the expansion joint structure forming process of backplate, the specific work process of Wedge mechanism is as follows:Forward block 5.21 is with upper bolster 5.1 Together move down, forward block 5.21 contacts with sliding block 5.19 and promotes sliding block 5.19 to be moved to centre position, while sliding block 5.19 compression compression springs 5.13, make compression spring 5.13 be in compressive state, expansion nodule are reached when punch-pin 5.3 is moved down Structure shaping position, sliding block 5.19 is simultaneously in expansion joint structure shaping position, and sliding block 5.19 moves left and right completion backplate expansion joint The butterfly muscle shaping of structure;In molding mold for protecting plate opening process, forward block 5.21 is together moved up with upper padding plate 5.2, Forward block 5.21 is separated with sliding block 5.19, and sliding block 5.19 is moved out under the thrust of compression spring 5.13, returns to initial position.
Through the above description of the embodiments, it is apparent to those skilled in the art that the present invention can be with Realized with hardware, or firmware is realized, or combinations thereof mode is realized;In a word, it the foregoing is only technical solution of the present invention Preferred embodiment, be not intended to limit the scope of the present invention.Within the spirit and principles of the invention, made Any modification, equivalent substitution and improvements etc., should be included in the scope of the protection.

Claims (7)

1. a kind of cooler backplate, it is characterised in that:The backplate includes body, turn-up portion and spill bending part, spill bending Portion is arranged on the two ends of body, and body constitutes the backplate that longitudinal section is U-shaped bending-like with spill bending part;Turn-up portion is set Two side positions and turn-up portion of body are provided with some gap, body is U-shaped bending-like with turn-up portion composition cross section Backplate;The medium position of body is provided with expansion joint structure.
2. cooler backplate according to claim 1, it is characterised in that:The expansion joint structure is by fracture and V-arrangement bending Portion is constituted, and fracture is arranged on the medium position of body, and V-arrangement bending part is provided with the both sides of fracture and between fracture Gap, V-arrangement bending part is the butterfly muscle structure that the local bending of turn-up portion by body both sides is formed.
3. cooler backplate according to claim 1 or 2, it is characterised in that:The backplate uses 4343/3003/ 7072 The clad aluminium of material, clad aluminium includes outer layer solder layer, middle level mother metal layer, internal layer and touches water layer, and outer layer solder layer is 4343 Aluminium alloy layer, middle level mother metal layer is 3003 aluminium alloy layers, and it is 7072 aluminium alloy layers that internal layer, which touches water layer,.
4. cooler backplate according to claim 1, it is characterised in that:The backplate is to pass through backplate punching shaving die With the backplate of molding mold for protecting plate machine-shaping.
5. cooler backplate according to claim 4, it is characterised in that:The backplate punching shaving die includes upper bolster And die shoe, upper bolster and die shoe be arranged in parallel and are provided with guide pin bushing one and guide pin bushing two, guide pin bushing between upper bolster and die shoe It is socketed and coordinates between one and guide pin bushing two;It is provided with the downside of upper padding plate, upper padding plate and is provided with cope plate, die shoe on the downside of upper bolster Side, which is provided with the upside of lower bolster, lower bolster, is provided with lower template, and holding pad is provided with the upside of lower template;Holding pad and upper padding plate it Between be disposed with crop punch-pin, cutting punch-pin, I-shaped punch-pin and boss mould;Discharging is provided between upper bolster and holding pad Screw, the side of unloading bolt is provided with Rectangular Spring, and Rectangular Spring is arranged between upper padding plate and holding pad and through upper mould Plate;Unloading bolt is fixedly connected with holding pad;Screw runs through die shoe, lower bolster and lower template;The side of crop punch-pin is set There is straight pin, straight pin runs through upper bolster, upper padding plate and cope plate;The side of cutting punch-pin is provided with alignment pin, and alignment pin is set Put in lower template.
6. cooler backplate according to claim 4, it is characterised in that:The molding mold for protecting plate includes upper bolster with Die holder, upper bolster be arranged in parallel with die shoe, is provided with upper bolster on guide pin bushing, die shoe and is provided with guide pillar, guide pillars and bushes Socket coordinates;It is provided with the downside of upper bolster on upper padding plate, upper padding plate and is provided with Rectangular Spring one, underlay is provided with the upside of die shoe Rectangular Spring two is provided with plate, lower bolster, Wedge mechanism is provided between upper padding plate and lower bolster.
7. cooler backplate according to claim 6, it is characterised in that:The Wedge mechanism includes punch-pin, stripper, moved back Expect block, cavity plate, block, compression spring, limited block, locating piece, sliding block and forward block, punch-pin be arranged on the lower section of upper padding plate and Coordinate with discharging sheet separation, cavity plate is arranged on the lower section of stripper, and material returned block is arranged in cavity plate, and block is embedded on cavity plate, Compression spring is fixedly installed on block side, and limited block is fixed on cavity plate, and locating piece is fixed on cavity plate, and sliding block passes through positioning Block and compression spring positioning, forward block are fixed on upper bolster;The wedge shaped shape of forward block.
CN201710395028.3A 2017-05-30 2017-05-30 A kind of cooler backplate Pending CN107062979A (en)

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CN201710395028.3A CN107062979A (en) 2017-05-30 2017-05-30 A kind of cooler backplate

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Citations (6)

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Publication number Priority date Publication date Assignee Title
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CN106091787A (en) * 2016-08-10 2016-11-09 山东厚丰汽车散热器有限公司 A kind of automobile radiators backplate and production method thereof
CN205878983U (en) * 2016-08-10 2017-01-11 山东厚丰汽车散热器有限公司 Auto radiator backplate

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Publication number Priority date Publication date Assignee Title
EP1001241A2 (en) * 1998-11-10 2000-05-17 Valeo Inc. Side member for heat exchanger and heat exchanger incorporating side plate
CN104930903A (en) * 2014-03-21 2015-09-23 泰安鼎鑫冷却器有限公司 Guard board for energy-absorbing heat sink and processing method thereof
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CN205878983U (en) * 2016-08-10 2017-01-11 山东厚丰汽车散热器有限公司 Auto radiator backplate

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Application publication date: 20170818