CN1759952A - Anti rotational passing out set in molding machine for forged parts - Google Patents

Anti rotational passing out set in molding machine for forged parts Download PDF

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Publication number
CN1759952A
CN1759952A CN 200410080894 CN200410080894A CN1759952A CN 1759952 A CN1759952 A CN 1759952A CN 200410080894 CN200410080894 CN 200410080894 CN 200410080894 A CN200410080894 A CN 200410080894A CN 1759952 A CN1759952 A CN 1759952A
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China
Prior art keywords
limit
pass
classics
passing out
out set
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CN 200410080894
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Chinese (zh)
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CN100368117C (en
Inventor
吴重辉
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YIWANNIAN TRADE CO Ltd
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YIWANNIAN TRADE CO Ltd
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Priority to CNB2004100808946A priority Critical patent/CN100368117C/en
Publication of CN1759952A publication Critical patent/CN1759952A/en
Application granted granted Critical
Publication of CN100368117C publication Critical patent/CN100368117C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

An antirotation ejecting unit for ejecting the forged workpiece out of the die on forging machine is composed of an installation base with a through hole for installing a female die in it and an antirotation hole perpendicular to said through hole, an ejecting out part movable transversely for ejecting out the forged workpiece and with an antirotation radial recess, and an antirotation part installed in said antirotation hole and extended in said antirotation radial recess.

Description

The anti rotational passing out set of forging press
Technical field
The present invention relates to a kind of passing out set of forging press, particularly relate to a kind of portion's product that accept to forge can being ejected outside the master mold, and the anti rotational passing out set that rotates can prevent forged part by pass-out the time.
Background technology
Forging press 1 was about forging and logical design of expecting in the past, roughly as shown in Figure 1, comprise: a pedestal 11, several are erected at the identical die unit 13 of passing out set 12 on the pedestal 11, several quantity and passing out set 12, and a liftout attachment 14 that is erected at pedestal 11 right sides.
The quantity of the passing out set 12 of forging press 1 and portion product needed the number of times that forges relevant in the past, that is to say, for example: screw, forged parts such as nut are if need forge through three times, the passing out set 12 that quantity cooperates and the quantity of die unit 13 are exactly three groups, each passing out set 12 all comprises: one is fixedly mounted in the mount pad 121 on the pedestal 11, an and pass-out part 122, wherein have a cross section on this mount pad 121 and be circular horizontal installing hole 123, a side of contiguous die unit 13 has the master mold section of setting up 124 of an enlarged-diameter on installing hole 123, and the cross section of this pass-out part 122 is circular.Each die unit 13 all comprise one be erected at the master mold 131 on the master mold section of setting up 123 regularly, the male model master mold 131 left sides (direction with Fig. 1 explains) sets up seat 132, and one and master mold about 131 corresponding and be located at male model and set up male model 133 on the seat 132.
And this liftout attachment 14 can be controlled these pass-out parts 122 and moves toward complex line along arrow shown in Figure 1 15 directions, so that a forged part 16 pass-outs that will be positioned at master mold 131 are outside the die cavity of master mold 131, and be clamped to down one 13 of die units for unshowned feeding clip mechanism among Fig. 1 and accept forging, because how the portion's product that forge are by pass-out, and the forging processing that how to be held down together all is conventional art, no longer explanation.
This pass-out part 122 laterally design of line shifting in the installing hole 123 of this mount pad 121 that utilizes round bar shape; no doubt can be outside master mold 131 with forged part 16 pass-outs; but in order to make the pass-out part 122 can be traversing smoothly; usually can be at the inner surface of installing hole 123; and be coated with lubricating oil on the outer surface of pass-out part 122; therefore; when a pass-out end 125 and forged part 16 right sides of pass-out part 122 lean; and when this pass-out part 122 of liftout attachment 14 pushing tows is moved to the left; lack spacing and pass-out part 122 and installing hole 123 inner surfaces between have under the double influence of lubricating oil; this pass-out part 122 can produce rotation unavoidably, and therefore drives forged part 16 rotations that connect.
The phenomenon that this part of pass-out in use 122 can rotate unavoidably, for many cross sections identical and in the end one program just to form forged part 16 influence property such as the screw of polygonal moulding or nut little, but the cross section in some zones has the angle variation on forged part 16, and angle changes and need forge the forged part 16 that processing could form through at least two, if by pass-out the time, rotate, will make twice forging processing angular misalignment that will form and can't accurately processing, therefore, how to prevent that pass-out part 122 from rotating when mobile horizontal, for treating improved problem in passing out set 12 designs in the past.
Practical summary of the invention
The objective of the invention is is providing a kind of portion's product that can prevent to rotate at forging process, with the anti rotational passing out set of the forging quality that improves forged part.
Anti rotational passing out set of the present invention is to supply a master mold of a die unit of described forging press to set up, and with the forged part pass-out of position in master mold, above-mentioned passing out set comprises: a mount pad and a pass-out part.Wherein this mount pad comprises: an installing hole of establishing and supplying this master mold to install around a datum line, and this pass-out part is to be installed on the installing hole movably along datum line.
The invention is characterized in: this mount pad comprises that more one has the limit commentaries on classics assembly hole of an inner opening that communicates with this installing hole, and this pass-out part has one and changes groove towards this inner opening and the limit of establishing along datum line, passing out set of the present invention again more comprises: one is installed in the interior limit commentaries on classics part of limit commentaries on classics assembly hole, and above-mentioned limit is changeed part and had the limit commentaries on classics section that a limit commentaries on classics groove that protrudes in inner opening and past pass-out part stretches into.Borrow pass-out part and limit to change the cooperation of part, prevent that the pass-out part from rotating in the process of pass-out forged part, and therefore improve the quality that forged part forges.
Description of drawings
The present invention is described in detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is that one of a kind of forging press is in the past overlooked simplified schematic diagram, mainly shows several passing out set of this forging press, and the corresponding relation between other device that is mated;
Fig. 2 is the sectional exploded view of a preferred embodiment of passing out set of the present invention, shows the corresponding relation of a die unit and this passing out set simultaneously;
Fig. 3 is the forging process figure of outer 12 jiaos of high-tensile strength screws;
Fig. 4 is a stereogram, shows a pass-out part of this preferred embodiment separately;
Fig. 5 is an assembled sectional view of this preferred embodiment, and this pass-out part position is at a going-back position among the figure;
Fig. 6 is a cutaway view of being got along 6-6 line among Fig. 5; And
Fig. 7 is the assembled sectional view of a similar Fig. 5, and this pass-out part position is in a pass-out position among the figure.
The specific embodiment
Consult Fig. 2,3, one preferred embodiment of passing out set 21 of the present invention is to cooperate with a die unit 22 of forging press, and most groups forge a forged part 23 as shown in Figure 3 ordinatedly gradually, the forging process of described forged part 23 at first cuts one section suitable long wire rod 231, process through the forging in four roads then, these final purposes of forging processing are to form a shaft 232 on forged part 23, and the bar head 233 of a diameter expansion, the base portion 234 that on this bar head 233, has one section contiguous shaft 232, an and multi-angle head 235 that is positioned at base portion 234 tops, on head 235, has the triangle short slot 236 that most footpaths concave, in order to form the head 235 of this multi-angle smoothly in the forging mode, the essential angle of strike 237 that forges the corresponding short slot 236 of formation in the step earlier in the 3rd road, forging adds the short slot 236 that accurately angle of strike 237 is forged the shape and the degree of depth of needs man-hour again in the 4th road then.That is to say, if the forged part of Fig. 3 23 is to forge the mode moulding, must guarantee not rotate, could accurately form these short slots 236, but in the field of the present invention's utilization, so long as forged part 23 needs to be pre-formed angle of strike 237 in the process of forging, and then forms the sunk area of similar short slot 236, all ought to be fit to make with passing out set 21 of the present invention.And the die unit 22 of described forging press comprises: a master mold 221 and a male model 222, this is no longer explanation of design in the past.
Consult Fig. 2,4,5, passing out set 21 of the present invention comprises: one can change part 5 for mount pad 3, a pass-out part 4, a limit that master mold 221 is installed, and an anti-release member 6.Wherein, this mount pad 3 comprises: upright first basal plane 31, one and first basal plane 31 be at interval and for second basal plane 32 of circle, runs through these basal planes 31,32 and the orifice ring face established around this datum line 33 35, defines the installing hole 36 that forms by this orifice ring face 35 around face 34, outward around what a datum line 33 of this mount pad 3 was established, and one radially is provided with and changes assembly hole 37 perpendicular to the limit of installing hole 36.In an embodiment of the present invention, because mount pad 3 roughly is column type, therefore, this datum line 33 is exactly in fact the central axis of mount pad 3, the cross section of installing hole 36 of the present invention again is circular, the expanding reach 361 that has one section vicinity first basal plane 31 on it, and one contiguous second basal plane 32 and diameter less than the section of dwindling 362 of this expanding reach 361, and described master mold 221 is exactly to be fixedly mounted on this expanding reach 361, it is forms of a screw that limit of the present invention is changeed assembly hole 37, has an outer opening 371 and an inner opening 372, wherein, 371 of outer openings center on the face 34 outside, the section of dwindling 362 correspondences of 372 of inner openings and installing hole 361.In design, mount pad 3 of the present invention is not necessary with cylindrical, that is to say other design that this mount pad 3 can be the square-section.
Pass-out part 4 of the present invention is laterally reciprocatingly to be installed in the installing hole 36 of mount pad 3 along datum line 33, comprise: the head 41 of one section circle, and one section radially extended and the mobile jib portion 42 of reduced, in this mobile jib portion 42, has an outer ring surface 421, and one change groove 422 from this outer ring surface 421 toward the limit that radial inner end are arranged with, above-mentioned limit change groove 422 have two between left and right every and the end face 423 that radially is arranged with, and one be connected 423 of these end faces and change the face 424 that supports towards the limit of inner opening 372.
It is forms of a similar double-screw bolt that the limit of the embodiment of the invention is changeed part 5, comprise: one section limit that is arranged in this mount pad 3 is changeed the section of being spirally connected 51 on the assembly hole 37, and one the limit that can charge into toward installing hole 36 change section 52, a bottom of changeing section 52 in limit has a plane 521.Loosening after assembling in order to prevent that this limit from changeing part 5, spiral shell is adorned this anti-release member 6 in this limit is changeed assembly hole 37 again, and this anti-release member 6 also is the form of double-screw bolt, and its structure is identical with limit commentaries on classics part 5, no longer explanation.
Consult Fig. 5,6,7, passing out set 21 of the present invention is after assembling, it is the inner openings 372 that change assembly hole 37 towards this limit that the limit of this pass-out part 4 is changeed groove 422, and this limit to change part 5 be that spiral shell is contained in this limit commentaries on classics assembly hole 37, it is to stretch into installing hole 36 that the limit of its bottom is changeed 52 of sections, and the position changes on the groove 422 in the limit of this pass-out part 4, should limit after the assembling change on the part 5 plane 521 will with limit change limit on the groove 422 change support face 424 slightly against or very contiguous.
Control when pass-out part 4 is subjected to a not shown liftout attachment,, and make that forged part 23 will be by pass-out part 4 pass-outs when pass-out part 4 was transformed into the pass-out position of Fig. 7 by the going-back position of Fig. 5 along direction lateral displacement shown in the arrow 7 of Fig. 5.Most important, when pass-out part 4 is transformed in the process of pass-out position by going-back position, not only pass-out part 4 is subjected to limitting commentaries on classics the spacing of part 5 to rotate, the forged part 23 that leans with mobile jib portion 42 left sides of pass-out part 4 can not rotate yet, therefore, this design of the present invention can guarantee that forged part 23 does not rotate in the process of transverse shift and pass-out, and has preferable and the accurate quality of forging.Identical reason when pass-out part 4 is transformed into the going-back position of Fig. 5 by the pass-out position of Fig. 7, is subjected to limitting changeing the spacing of part 5, and this pass-out part 4 can not rotate yet.

Claims (7)

1. the anti rotational passing out set of a forging press, be to supply a master mold of a die unit of described forging press to set up, and with the forged part pass-out of position in master mold, this passing out set comprises: a mount pad and a pass-out part, wherein, this mount pad comprises: an installing hole of establishing and supplying this master mold to install around a datum line, and this pass-out part can be installed on the installing hole along datum line movably; Be characterised in that:
This mount pad comprises that more one has the limit commentaries on classics assembly hole of an inner opening that communicates with this installing hole, and this pass-out part has one and changes groove towards this inner opening and the limit of establishing along datum line, passing out set of the present invention again more comprises: one is installed in the interior limit commentaries on classics part of limit commentaries on classics assembly hole, and above-mentioned limit is changeed part and had the limit commentaries on classics section that a limit commentaries on classics groove that protrudes in inner opening and past pass-out part stretches into.
2, the anti rotational passing out set of forging press as claimed in claim 1, it is characterized in that: this mount pad more comprise one establish around this datum line and the cross section for circular outer around face, and this limit commentaries on classics assembly hole is perpendicular to datum line, changes in limit to have an outer opening that centers on the face on the assembly hole outside this.
3, the anti rotational passing out set of forging press as claimed in claim 1 is characterized in that: have an expanding reach of installing for this master mold on this installing hole, and a diameter dwindles and to limitting the section of dwindling of the inner opening that changes assembly hole.
4, the anti rotational passing out set of forging press as claimed in claim 1 is characterized in that: it is the form of a screw that this limit is changeed assembly hole, and this limit commentaries on classics part is that releasably spiral shell is contained on this limit commentaries on classics assembly hole.
5, the anti rotational passing out set of forging press as claimed in claim 1 is characterized in that: more comprise a spiral shell and be contained in limit and change on the assembly hole and prevent to limit and change part toward the anti-release member of moving away from inner opening one side outward.
6, the anti rotational passing out set of forging press as claimed in claim 1, it is characterized in that: the limit of this pass-out part is changeed groove and is located in the mobile jib portion, this limit is changeed groove and is had that a footpath concaves and the limit parallel with datum line changeed the face of supporting, and the limit of should limit changeing part is changeed and had the plane of this limit commentaries on classics of a vicinity to face on the section.
7, the anti rotational passing out set of forging press as claimed in claim 6 is characterized in that: this limit is changeed the end face that has more two intervals and radial projection on the groove.
CNB2004100808946A 2004-10-11 2004-10-11 Anti rotational passing out set in molding machine for forged parts Expired - Fee Related CN100368117C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2004100808946A CN100368117C (en) 2004-10-11 2004-10-11 Anti rotational passing out set in molding machine for forged parts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2004100808946A CN100368117C (en) 2004-10-11 2004-10-11 Anti rotational passing out set in molding machine for forged parts

Publications (2)

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CN1759952A true CN1759952A (en) 2006-04-19
CN100368117C CN100368117C (en) 2008-02-13

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101468379B (en) * 2007-12-24 2010-09-29 金谙工业股份有限公司 Forcedly withdrawable back support apparatus of forming press for forging members
CN103008517A (en) * 2012-12-19 2013-04-03 宁波思进机械股份有限公司 Rear pass-out device of cold header

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2327470Y (en) * 1998-04-03 1999-07-07 曲阜市锻件厂 Mechanism for releasing steel cable cramp from forging mould
DE10007255A1 (en) * 2000-02-17 2001-09-06 Wafios Ag Work piece ejector for single/multistage press e.g. screws, rivets, etc. has ejector peg charged by pivoted ejector lever
DE10312934A1 (en) * 2002-04-08 2003-10-16 Formatech Maschinen Und Servic Forming appliance for e.g. steel components has work piece ejector driven by hydraulic piston-cylinder unit to be at standstill during die retraction, to improve grab action
CN2590703Y (en) * 2002-12-12 2003-12-10 天津市天锻压力机有限公司 Workingtable upsetting means on large isothermal forging hydropress for processing titanium alloy

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101468379B (en) * 2007-12-24 2010-09-29 金谙工业股份有限公司 Forcedly withdrawable back support apparatus of forming press for forging members
CN103008517A (en) * 2012-12-19 2013-04-03 宁波思进机械股份有限公司 Rear pass-out device of cold header

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Granted publication date: 20080213

Termination date: 20131011