CN2130619Y - Shaper for metallic cylinder body - Google Patents

Abstract

The utility model relates to metal barrel, in particular to equipment for doing the moldings of flanging, corrugation, and ring ribs for the barrel body of a steel barrel, mainly comprising the clamping positioning mechanism of a pawl type barrel body driven by an oil cylinder, an internal expanding mold assembled by a plurality of unit molds, the push rod of the internal expanding mold, a driven oil cylinder, and a flange mold, wherein, the internal expanding mold and the flange mold are assembled on a sliding base plate driven by the oil cylinder. After the barrel body is clamped and is positioned, the sliding base plate moves to push a split mold in the barrel body, and meanwhile the end port of the barrel body is flanged; then a push rod extends the internal expanding mold to orderly expand out each unit mold one by one, which completes the moldings of the corrugation and the ring rids.

Description

Shaper for metallic cylinder body

The utility model belongs to the cutting-free machining equipment of metal tube, is a kind of metal drum that makes, and particularly steel drum produces flange, the forming machine of ripple and ring muscle.

These three shaping manufacturing procedures of ladle body flange, ripple and ring muscle in the current domestic and international metal drum production generally adopt three forming machine tools to process successively on three stations.Because three stations respectively have the location benchmark of self, so the size that ladle body is shaped and the raising of positional precision are restricted.Chinese patent CN204533U discloses a kind of ladle body forming machine, and it is provided with bulging tendons, flange and three stations of the demoulding on a turntable.Wherein sending to detent mechanism of ladle body is made up of hydraulic cylinder and chuck; Finishing die comprise the interior bloated mould that has annular protrusion and external mold and end face have in the flange die of scrobicular ring, in interior bloated mould, be provided with cone push rod and driving oil cylinder thereof that the mould that expands in can ordering about is radially expanded.Bloated mould and external mold are all-in-one-piece in the axial direction in being somebody's turn to do, and promptly ripple and annular muscle finishing die are an integral body, expand between mould and the external mold in ladle body is enclosed within, and push rod moves, and the interior mould that expands is expanded outwardly, and squeeze out ripple and ring muscle on ladle body simultaneously.The ripple bulge loop of ladle body all is solid matter usually, and the above-mentioned this mode of distortion simultaneously makes each ripple bulge loop produce in forming process to influence each other and restrict, and causes being out of shape inhomogeneous, and the bulk strength of ladle body is affected.In addition, this forming machine needs to cooperate with internal mold with external mold, and structure is comparatively complicated, and power required during extrusion molding is bigger.This forming machine is still multistation and is shaped, and production efficiency is lower.

The purpose of this utility model provides the metal ladle body forming machine that distortion evenly in a kind of forming process, production efficiency is high.

Realize that the purpose of this utility model is that solution is: the metal ladle body forming machine that is provided, comprise ladle body clamping detent mechanism, interior bloated mould and an end face of forming by upper and lower oil cylinder and claw with annular protrusion be provided with in scrobicular ring flange die, band conehead that the mould that expands in can ordering about is radially expanded push rod and drive oil cylinder, the mould that expands wherein is to be closed by a plurality of cell module to form, each unit mould has an annular protrusion, be provided with radially feather key between each unit mould, interior bloated mould and flange die combination are contained in on the slip seat board of hydraulic oil cylinder driving.Ladle body is by carrying raceway to roll into forming machine, and the upper and lower hydraulic oil cylinder driving claw of clamping detent mechanism clamps ladle body.The slip seat board is traversing, and interior bloated mould is sent in the ladle body.Meanwhile, the port of flange die extruding ladle body makes its flange.Then, the push rod of interior bloated mould is traversing, and each unit mould of the mould that expands in making is expanded in turn, squeezes out each corrugated ring and ring muscle on ladle body one by one in turn.

Below in conjunction with accompanying drawing content of the present utility model is described in detail.

Fig. 1 is overall structure figure of the present utility model.

Fig. 2 is the schematic diagram of one of duty of the present utility model.

Fig. 3 is two a schematic diagram of duty of the present utility model.

Fig. 4 is three a schematic diagram of duty of the present utility model.

Fig. 5 is the structure chart of bloated mould in the utility model.

Fig. 6 is the left view of Fig. 5.

As shown in Figure 1: the utility model adopts horizontal type structure.Left and right support plate 1, four pillar guide rails 2 and base 3 connect into a straight-side frame, and left and right two slip seat boards 4 are housed on the guide rail 2.Flange die 5 and interior bloated mould 6 are equipped with in the inboard of each slip seat board 4, and they can move with seat board 4; Preceding oil cylinder 7 is equipped with in the outside of seat board 4, the push rod 61 of the piston rod of this oil cylinder 71 and interior bloated mould 6 link (referring to Fig. 2).Back oil cylinder 8 is housed on the support plate 1, and its piston rod 81 links (referring to Fig. 2) with the cylinder body of preceding oil cylinder 7, and its effect is to drive slip seat board 4 to move along guide rail 2, and the effect of preceding oil cylinder 7 is to drive push rod 61 to move in interior bloated mould 6.The travel position of slip seat board 4 is to be by the travel switch on the seat board 4 41 control by 31 travel position that control, push rod 61 of the travel switch on the base 3.Be provided with upper cylinder 9 and following oil cylinder 11 at the middle part of fuselage, upper clipping claw 10 and following claw 12 are connected on the piston rod of upper and lower oil cylinder 9,10, constitute the clamping detent mechanism of a ladle body.13 is electrical control cabinet among the figure, and 14 is Hydraulic Station.

The course of work of this forming machine such as Fig. 2～shown in Figure 4.Shown in Figure 2 is the original state of forming machine.Ladle body 15 rolls into the forming machine middle part by the slope raceway, and following oil cylinder 11 will be lifted on the ladle body 15 to the precalculated position earlier, and upper and lower then oil cylinder 9,10 drives upper clipping claw 10 and following claw 12 clamps ladle body 15.Then, back oil cylinder 8 actions on the left and right both sides of forming machine, its piston rod 81 promotes 4 reaches of slip seat board, and interior bloated mould 6 is sent in the ladle body 15.Meanwhile, the port of flange die 5 extruding ladle bodies 15, with its flange, the state of this moment is as shown in Figure 3.Behind the port flange of ladle body 15, back oil cylinder 8 promptly keeps this pressure state.Subsequently, preceding oil cylinder 7 actions, the inner chamber of the mould 6 that expand in its piston rod 71 will push with the push rod 61 of conehead, mould 6 distendings that expand in making squeeze out ripple and ring muscle on ladle body 15, and its state is as shown in Figure 4.After extrusion molding was finished, preceding oil cylinder 7 drove push rod 61 and withdraws from the interior mould 6 that expands earlier, made interior bloated mould retraction and disengaging ladle body 15.Then, back oil cylinder 8 drives seat boards 4 and returns initial position, and upper and lower claw 10,12 unclamps, and ladle body 15 rolls out forming machine by raceway, and a working cycles is finished.

Forming mode of the present utility model is that each corrugated ring on the ladle body and ring muscle are progressive formings one by one, and interior bloated mould closes by each cell module and form its structure such as Fig. 5, shown in Figure 6.In the mould 6 that expands be provided with a ring muscle unit mould 62 and a plurality of ripples unit mould 63, each unit mould by eight or eight with T shape mould lobe be put together, its peripheral ring is combined each mould lobe around tension spring 64.Be provided with radially feather key 65,66 between each unit mould, they can radially be relatively moved.Each unit mould is superimposed vertically with the bolt 67 that is with splicing sleeve, and bolt 67 is positioned at the empty place between T shape mould lobe, therefore can not influence moving radially of mould lobe.The inner of each unit mould mould lobe is provided with roller 68,69 so that resistance and wearing and tearing when reducing push rod 61 and moving.Flange die 5 is combined with interior bloated mould 6, is contained on the slip seat board 4 by connecting plate 16.Each unit mould 62,63 is by core rod 62a, 63a and punch 62b, 63b are chimeric forms.Adopt this structure, can change the punch of wearing and tearing first easily; As long as the punch of second changing different-diameter can be adjusted the forming requirements of different bore ladle bodies.Change a whole set of mould and then can adapt to the specification that changes ladle body on a large scale.The head of push rod 61 is taper, and the inner chamber that the piston rod of oil cylinder (not drawing among Fig. 5) passes push rod 61 is linked together with it.When push rod 61 reach, its head contact with the roller of each unit mould in turn, with each unit mould distending in turn, the shaping of extruding ladle body.When push rod 61 retreated, each unit mould bounced back under the effect of spring 64 in turn.Fig. 5, shown in Figure 6 be the state of each unit mould during by push rod 61 distendings.

The mould that expands in of the present utility model adopts cell module to close and forms, and each corrugated ring and ring muscle are progressive formings one by one, so when crimp, each corrugated ring does not have mutual interference, its distortion evenly, the bulk strength of ladle body is higher, but also has saved external mold.The flange that another advantage of the present utility model is a ladle body, ripple and ring muscle are shaped on a station, and productivity ratio is higher, and can adapt to the deformation requirements of different bore ladle bodies.Owing to adopted the extruding flange, thereby the precision of flange is very high.The utility model is mainly used in greatly, the steel drum of medium caliber, also can be used for other metal drum.

Claims (2)

1, a kind of metal ladle body forming machine, comprise ladle body clamping detent mechanism, interior bloated mould 6 and an end face of forming by upper and lower oil cylinder 9,11 and claw 10,12 with annular protrusion be provided with in the flange die 5, the push rod 61 and the driving oil cylinder 7 thereof of band conehead that the mould 6 that expands in can ordering about radially expand of scrobicular ring, it is characterized in that the said interior mould 6 that expands is to be combined by a plurality of unit mould 62,63, each unit mould has an annular protrusion, be provided with radially feather key between each unit mould 62,63, interior bloated mould 6 and flange die 5 combinations are contained on the slip seat board 4 that drives with oil cylinder 8.

2, ladle body forming machine as claimed in claim 1, each unit mould 62,63 of the mould that expands in it is characterized in that is by core rod 62,63 and punch 62,63 chimeric forming.

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