CN2523531Y

CN2523531Y - Automatic forming structure of ribs and connectors

Info

Publication number: CN2523531Y
Application number: CN 01228888
Authority: CN
Inventors: 黄孟正; 徐名钧
Original assignee: YOUZHONG INDUSTRY Co Ltd
Current assignee: YOUZHONG INDUSTRY Co Ltd
Priority date: 2001-12-30
Filing date: 2001-12-30
Publication date: 2002-12-04
Anticipated expiration: 2011-12-30

Abstract

A fin and connecting part automatic forming structure facilitates the material belt driven by a material inlet roller to enter a punch. The punch is provided with a continuous punching die; the material belt advances along a bottom die of the punching die by a guide device; a top die carries out middle punching, circumference appearance forming, hole enlargement extraction forming and edge bending; after the interval of a period, the material belt is cut off by the top die of the punching die, the end edge punching and cutting are carried out by a downwards moved pressing block; meanwhile, the formed piece-shaped fin is pressed into the connecting part; a stepping device ensures that the pressing block with the piece-shaped fin sequentially piled on the connecting part which is arranged on a material feeding device and sequentially fed into a connecting part positioning device; the automatic replacement can be implemented after the fin piling is implemented.

Description

Fin and connector automatic forming structure

Technical field

The utility model is meant after stamping forming sheet fin is finished with the program of punching press to be the frame for movement of a slice a slice and the automatic winding of connector especially about a kind of fin and connector automatic forming structure.

Background technology

Known heat abstractor also has a kind of fin of piece-shape type except that the radiator of integral type, its sheet metal by many sheets is formed, in order to improve whole area of dissipation.It mainly is to add a connection piece on fin structure, offers a perforation accordingly on each sheet of fin, allow connector pass, and this piercing aperture must be slightly larger than the external diameter of connector, allow the metal fins of each sheet be positioned on the connector.

Known manufacture, be to allow the metal fins of each sheet through one time punching molded, as shown in Figure 1, it shows that a coiled strip band 10 is behind a charging scrolling device 11, enter in the stamping machine 12, utilization punch die 13 strikes out strip 10 fin 14 of sheet, see also shown in Figure 2ly,, the technology of connector is arranged in addition certainly then manually assembling, but how the utility model and connector technology have nothing to do, this is no longer explanation partly, in Fig. 2, exactly with the connector of making 15, with manual type, a slice a slice fin 14 is worn successively into connector 15.

And because degree of connecting airtight height between the two, degree of difficulty height in assembling process relatively, because each sheet fin all need use manpower at leisure in connector place frictional movement, and connector has the bendable folding endurance, more be not easy to move, so making with the manual type combination is to waste time and energy, and because of cost of labor high, output is few, also having influence on the price of finished product jointly, trace it to its cause, is exactly to make with assembling to separate, and each sheet fin also need be through the work of permutation subtend, all requirements of incompatibility quick Fabrication.

More particularly, known fin is in order to adapt to the assembling demand, the aperture of offering need be slightly larger than the external diameter of connector, after the assembling, can find that the state that cooperates is loose, each fin all can freely rotate, just irregular pattern can take place, in order to seek to become more stable structure after the combination, also need pass through stationary positioned steps such as adding thermal weld, can produce finished product, the structure of more realistic demand this shows that known technology has very big shortcoming, in order to be arranged, the creator researches and develops, to solve known assembly cost problem and manufacturing issue.

The utility model content

The purpose of this utility model is to provide a kind of fin and connector automatic forming structure, adopt the pattern of continuous punching press to make the fin of many sheets, draw the perforation that becomes to supply cross-under and in the shaping of sheet fin, take out in advance, when the fin position that connector is positioned to shaping, carrying out with punching press, also carry out the process of winding, allow piecemeal fin oppress into connector, entangle connector with perforation, the more special briquetting that is provided with, the mobile fin that makes with briquetting moves along connector thereupon, allow each fin be stacked over the connector place successively to some, change next connector then, make the action that wears fin of connector, need not with artificial assembling or through other special-purpose machinery, and can directly cooperate the technology of punching press, directly finish the process of combination, need not to carry out again follow-up processing location, make the fin of sheet can not produce the wait process of stock and carrying, promptly finish assembling after just allowing the fin of sheet make, to save cost of manufacture and built-up time, just can improve yield of unit time, and make finished product obtain better economy and market competitiveness.

For achieving the above object, structure of the present utility model is: strip is driven via charging scrolling device enter in the stamping machine, stamping machine has progressive press tool, strip advances via the bed die of guiding device along punch die, carry out the centre punching respectively by backform, the periphery appearance forming, the hole enlarges to take out draws shaping, the edge bending, again behind the interval of one-period, backform with punch die is cut off strip, move down with briquetting again and hold the limit punching, allow the sheet fin of moulding oppress simultaneously in punching into connector, making the briquetting band the sheet fin by step device is stacked on the connector successively, connector is arranged in feeder, send into the connector positioner successively, after the fin storehouse is finished, substitute automatically.

Description of drawings

Fig. 1 is the mechanical front view of known making;

Fig. 2 is the finished product part three-dimensional exploded view of radiator;

Fig. 3 is a stereogram of the present utility model;

Fig. 4 is punch die of the present utility model front view of analysing and observe of punch die only when not engaging;

Fig. 5 is the bed die top view of the utility model punch die;

The front view analysed and observe of punch die only when Fig. 6 engages for punch die of the present utility model;

Fig. 6 A is an A enlarged drawing partly among the utility model Fig. 6;

Fig. 7 be punch die of the present utility model when engaging in the cutaway view at place, bed die top;

Fig. 8 is the front view analysed and observe of punch die only after the utility model briquetting displacement; Fig. 8 A is an A enlarged drawing partly among the utility model Fig. 8; Fig. 9 is the stereogram that the utlity model has feeder; Figure 10 is the utility model front view of partly analysing and observe of feeder only; Figure 11 is the utility model side view of partly analysing and observe of feeder only; Figure 12 is the utility model top view of analysing and observe of feeder only. (for locating above bed die) Figure 13 is the action diagram of Figure 12 of the present utility model.10: strip 11: charging rolling device 12: stamping machine 13: punch die 14: fin 15: connector 2: stamping machine 20: guiding device 21: rolling device 22: punch die 23: bed die 24: backform 25: housing 26: briquetting 27: pusher 28: step control device 29: plate 30: semi-finished product (fin of sheet) 3: strip 31: interstitial hole 32: side 33: ear shape hole 34: flanging 35: arcuation flanging 36: distal edge line 37: proximal edge line 38: guide pillar 39: location guide block 4: connector positioner

40: connector 41: slide block

42: slide rail 43: hole

44: hole

5: feeder 50: adjust baffle plate

51: slide block 52: container

53: stepping push rod 54: the clamping locator

55: hydraulic cylinder 56: fixed block

57: sliding shoe 58: the location guide channel

59: stepper motor

6: screw

7: the punching cutter

8: passage slips away

The specific embodiment

To shown in Figure 5,, has a stamping machine 2 as Fig. 3 for a kind of fin of the utility model and connector automatic forming structure; Basic structure the utility model of stamping machine 2 no longer carries out the explanation of thin portion, because the structure of each label and manner of execution are similar, perhaps demonstrate many structures on the icon, but all be the locating structure of stamping machine, side joint in stamping machine 2 is provided with a scrolling device 21, with the power that is produced in the scrolling device 21, strip (seeing also Fig. 1) is driven, and strip is entered in the stamping machine 2, the action of punching press is carried out in preparation.Main utilization scrolling device once only moves the distance that is slightly larger than a slice finished product by strip.

Be provided with a progressive press tool 22 in the space of stamping machine 2, and punch die 22 is positioned in the stamping machine 2, punch die 22 has a bed die 23 and a backform 24, and backform 24 has more one and cuts off portion and several pressing parts; Do not express the portion of cutting off in the drawings, the shape of pressing part, because this has been the basic framework of mould, and because of the position and the shape of desire punching press, has changeability, the corresponding demand that more has coupling to use, so mould need can in response to, so the shape and the position that need not to limit setting, but satisfy because of the requirement of some basic important document in making is essential, to close requirement in continuous punching press, according to enforcement of the present utility model, carry out the centre punching respectively by backform, the periphery appearance forming, the hole enlarges to take out draws formation ear shape hole, the minor face place bending of periphery, take out the backfin of drawing in the earhole again.Wherein the hole of fin can be shapes such as circular, square, oval, polygon, and can match with connector; Connector can be heat-conductive assemblies such as metal, club such as nonmetal or heat pipe.

See also shown in Fig. 5, when strip 3 advances via the bed die 23 of guiding device 20 along punch die 22, this guiding device 20 is for being positioned at the location guide block 39 of strip both sides, location guide block 39 is for being located at in-position place respectively, going out position and centre position and locate, all are the positions that do not influence punching press, also can be a pair of guide pillar 38, strip 3 is passed by the ditch place of guide pillar 38, these all are the limiter assemblies that restriction strip 3 can only move horizontally, in case the structure that stopping materials strip pops up.

So on strip 3, set the flanging 34 of an interstitial hole 31, a dual-side 32, ear shape hole 33, both sides, the arcuation flanging 35 in the ear shape hole toward transport direction by sending into direction, can see clearly that by Fig. 7 aforementioned five kinds of shapes are altogether through five punching courses, making step by step successively, finished product is through a stamping period (five times space at interval) then, and the finished product that the side will be contained in strip 3 pushes out outside the punch die 22.

The above, be required structure that has and method on the progressive press tool 22, be the most special assembling process of the utility model, make the variation that promptly produces after the technology that cooperates stamping machine on the fabrication schedule, simplified the time of technology, more can produce the demand of automated production thereafter.

Main is to be connected to a briquetting 26 in backform 24 sides of punch die 22 with a housing 25, as shown in Figure 4, briquetting 26 upper ends are connected to a pusher 27 and a stepping control device 28, and make briquetting 26 by formation punching interface between the side of punch die 22 and bed die 23 peripheries, and 23 of the backform 24 of punch die and bed dies are provided with punching cutter 7, as Fig. 6, shown in Figure 7, when punch die 22 matched moulds, be distal edge line 36 places of punching strip 3, crush block 26 places of breaking are proximal edge line 37, and with the plate 29 of 37 on distal edge line 36 and proximal edge line dash from, plate 29 is got rid of by the passage 8 that slips away of bed die 26, dash from the time, allow the fin semi-finished product 30 of sheet become free object, and can cooperate with connector with briquetting, promptly by the punching press of Fig. 5, show the state of Fig. 7 through Fig. 6, again through briquetting 26 punching presses of Fig. 8, with Fig. 8 A and Fig. 6 A relatively, just can see plate 29 dash from state, the finishing of punching press that Here it is.Enter the action of most important structure of the present utility model thereafter.

Has a connection piece positioner 4, it is connected in the stamping machine 2, and its bed die that is positioned at progressive press tool is finished the terminal foreign side of punching press, its location, position a connection piece 40, make its position just be positioned at again briquetting 26 under locate, connector 40 can be forms such as excellent part, pipe fitting, heat pipe, and the sheet fin semi-finished product 30 that crush block 26 is finished with punching press are stacked on the connector 40 successively.Fig. 3 to connector positioner 4 shown in Figure 8 for having at least one pair of

hole

43,44,

hole

43,44 directly is located on the slide block 41 of stamping machine 2, slide block 41 moves back and forth on a slide rail 42, with the action of manually carrying out

arbitrary hole

43 or 44 places plug connector 40 or the replacement action that plugs with machinery, this is a kind of mode.

So with connector positioner 4, cooperate the action of the pusher 27 of briquetting 26, crush block 26 is carried out the action that moves down, and pusher 27 is a hydraulic cylinder usually, to produce action up and down reciprocatingly, because semi-finished product 30 are to pile up in the appearance of connector 40, its each stroke will dwindle again, so must cooperate stepping control device 28, it is a little stepper motor, to drive briquetting 26 backward travel is arranged all at every turn, to institute's desire storehouse semi-finished product number, just restore.It allows piecemeal semi-finished product 30 be pushed into the location by briquetting 26 successively, and briquetting 26 can be a tubular article as shown in Figure 4.

Fig. 9 is to shown in Figure 13 for another example, the structure that is had with aforesaid stamping machine 2 is identical, but have more the enforcement of a feeder 5 with the part positioner 4 that is connected, to produce the location and the clamping function of connector 40, just make the connector of row be arranged in feeder 5 places, once send into the processing that a connector is assembled via feeder 5; Feeder 5 has a slide block 51, be connected to the container 52 of containing a row connector on the slide block 51, a slide block 51 and a stepping push rod 53 join, stepping push rod 53 can be a screw rod, container 52 tops two side slides 51 are the wall that leans on of connector, side by wall is provided with a clamping locator 54, clamping locator 54 is driven by a hydraulic cylinder 55, one fixed block 56 and a sliding shoe 57 are promptly arranged on slide block 51, two 56,57 have a location guide channel 58 to hold to go into a connection piece 40, drive sliding shoe 57 clutches with hydraulic cylinder 55, leave stamping machine place to a conveying device with the finished product after the permission assembling; Wherein the stepping push rod 53 of feeder 5 is by being driven by a stepper motor 59; Wherein have one to adjust baffle plate 50 on the feeder 5, adjust baffle plate 50 upper ends and allow 40 times end in contact of connector, the adjustment baffle plate 50 on the feeder 5 be connected to Height Adjustment screw 6 (as shown in figure 10, being a kind of height adjustable structure) in the lower end; The adjustment of adjusting baffle plate 50 as shown in figure 11, with the storehouse number of control semi-finished product 30; And the shift motion of feeder 5 such as Figure 12 make the production model that produces automation to shown in Figure 13.

Structure in sum, the utility model utilization is located at the fin of the action formation sheet of the continuous punching press on the stamping machine, again in location, its rear end a connection piece, cooperate a briquetting that is shifted that the fin of sheet is pressed into connector successively, and briquetting is positioned the punch die place, more cooperate with the stepping control device and finish the function of storehouse successively with pusher, allow the fin of sheet finish storehouse in a slice a slice mode of shrinking back, so directly allow fin be positioned on the connector, need not to carry out again follow-up processing location, similarly, also can produce the function of sending into connector and finished product, have the effect of adjusting the storehouse number concurrently, so the utility model is different from known technology on preparation method by feeder, and more can provide good manufacturing on the structure, fully different with known technology.

Claims

1, a kind of fin and connector automatic forming structure comprise:

One stamping machine;

One scrolling device, it drives strip and enters stamping machine, it is characterized in that this structure also comprises:

One progressive press tool, it is arranged in stamping machine, and it has a bed die and a backform, and backform has the portion of cutting off and several pressing parts;

One briquetting, it is located at by the backform, and it is connected to a pusher and a stepping control device, forms the punching interface between its side and bed die periphery; And

A connection piece positioner, it is connected in the stamping machine, and its bed die that is positioned at progressive press tool is finished the terminal foreign side of punching press, its location, position a connection piece, make its position just be positioned at again briquetting under locate, the crush block band the sheet fin that punching press finishes and is stacked on the connector successively.

2, fin as claimed in claim 1 and connector automatic forming structure is characterized in that, establish a guiding device on bed die, and strip is therebetween moved.

3, fin as claimed in claim 1 and connector automatic forming structure is characterized in that connector is arranged in a feeder, and feeder is sent into the connector positioner successively.

4, fin as claimed in claim 3 and connector automatic forming structure, it is characterized in that, feeder has a slide block, be connected to the container of containing a row connector on the slide block, a slide block and a stepping push rod join, both sides, container top are that connector leans on wall, and leaning on a side of wall is the clamping locator, and the clamping locator is driven by a hydraulic cylinder.

5, fin as claimed in claim 4 and connector automatic forming structure is characterized in that, the stepping push rod of feeder is by being driven by a stepper motor.

6, fin as claimed in claim 3 and connector automatic forming structure is characterized in that, have one to adjust baffle plate on the feeder, adjust the baffle plate upper end and allow end in contact under the connector.

7, fin as claimed in claim 6 and connector automatic forming structure is characterized in that, the adjustment baffle plate on the feeder is connected to Height Adjustment mechanism in the lower end.

8, fin as claimed in claim 1 and connector automatic forming structure is characterized in that, the stepping control device is a little stepper motor, with the flexible stroke of control briquetting.

9, fin as claimed in claim 1 and connector automatic forming structure is characterized in that, pusher is a hydraulic cylinder.