CN205949647U - Compound mould of crooked impression of automobile drive axle oil pipe fixed bolster - Google Patents

Compound mould of crooked impression of automobile drive axle oil pipe fixed bolster Download PDF

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Publication number
CN205949647U
CN205949647U CN201620963103.2U CN201620963103U CN205949647U CN 205949647 U CN205949647 U CN 205949647U CN 201620963103 U CN201620963103 U CN 201620963103U CN 205949647 U CN205949647 U CN 205949647U
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CN
China
Prior art keywords
die
bending
impressing
pieces
ejector
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620963103.2U
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Chinese (zh)
Inventor
邹函滔
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Jiangxi Jiangling Chassis Co Ltd
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Jiangxi Jiangling Chassis Co Ltd
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Priority to CN201620963103.2U priority Critical patent/CN205949647U/en
Application granted granted Critical
Publication of CN205949647U publication Critical patent/CN205949647U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a compound mould of crooked impression of automobile drive axle oil pipe fixed bolster, including last mould and lower mould, its characterized in that goes up and is equipped with two impression terrace dies around the inside right side of crooked terrace die of mould, is equipped with two around in the middle of crooked terrace die inside and goes up the ejector pin of unloading on stripper spring and two, the inside left and right sides of lower mould fixed plate of lower mould is equipped with two crooked dies, is equipped with an impression die between the die cavity of two crooked dies, and the centre of two location die cavities is equipped with a locating pin respectively around the impression die, and two the location die cavity right sides in front and back are equipped with the impression recess that corresponds with two impression terrace dies, and sliding connection has two bottom knockout poles around the below of impression die, crooked terrace die, impression terrace die, crooked die and impression die form the crooked impression die cavity of two oil pipe fixed bolsters. The utility model discloses blank forming is stable, guarantees that the face shaping of oil pipe fixed bolster is regular.

Description

A kind of composite die of automobile drive axle oil pipe fixed support bending impressing
Technical field
This utility model belongs to machining equipment field, is related to a kind of oil pipe fixed support bending impressing composite die, Composite die particularly to a kind of automobile drive axle U-shaped oil pipe fixed support bending impressing.
Background technology
Automobile drive axle oil pipe fixed support is welded on automobile rear axle housing body, and its Main Function is to install automobile Fixing oil pipe position and the effect of control oil pipe circuit integral layout is played during back axle brake pipe.
The traditional mode of production of oil pipe fixed support is that point four procedures are processed, and it first adopts single-point plate shearing machine to implement Operation one blanking is processed, and then adopts one point press to implement operation two blankings-punching processing, then adopts one point press real Construction sequence three bending machining, finally adopts one point press to implement operation four coinging.Using traditional processing technology, need to pacify The number of molds of dress is more, produces time-consuming longer, production efficiency is relatively low.
This utility model is based on optimization property that in prior art, production technology exists and considers, designs a kind of U-shaped part The composite die of bending impressing, can make two pieces product complete to bend in a cycle of operation inter-sync and imprint two procedures, this Sample passes through a kind of bending that can meet production U-shaped part of design and imprints composite die, the quality stability of raising product, and improves product The production efficiency of product, just seems very necessary.
Utility model content
The purpose of this utility model is to optimize the deficiency of existing production technology, adapts to reality need, provides a kind of automobile The composite die of drive axle oil pipe fixed support bending impressing.
In order to realize the purpose of this utility model, the technical solution adopted in the utility model is:
A kind of composite die of automobile drive axle oil pipe fixed support bending impressing, including upper mould and lower mould, described upper mould Include die shank, cope match-plate pattern, upper padding plate, upper mould fixed plate and the bending punch being fastenedly connected successively from top to bottom, described bending is convex Be provided with two pieces embossing male die before and after mould inner right side, be provided with before and after the bosom of described bending punch two pieces loading and unloading material spring and Two pieces loading and unloading material push rod;
Described lower mould includes lower mold fixed plate, lower bolster and the lower template being fastenedly connected successively, described lower mould from top to bottom The internal left and right sides of fixed plate is provided with two pieces bending die, is provided with an impressing recessed between the die cavity of described two pieces bending die Mould, the centre of former and later two locating mould cavities of described impressing die is respectively equipped with an alignment pin, and former and later two locating mould cavities are right Side is provided with embossed grooves corresponding with two pieces embossing male die, and the lower section slide anteroposterior of described impressing die is connected with two pieces bottom knockout Bar;
Described bending punch, embossing male die, bending die and impressing die form two support bracket fastened bendings of oil pipe and press Print die cavity.
Further, the described impressing die left and right sides is provided with mounting groove, and mounting groove is connected with bending die, and described impressing is recessed Gap cooperation between mould left and right sides edge face and the die cavity edge surface of two pieces bending die.
Further, fastened by interference fit before and after described bending punch inner right side and two pieces embossing male die is installed, bending The equal gap in top of two step vias before and after punch bosom coordinates a loading and unloading material spring, under two step vias The equal gap in portion coordinates a loading and unloading material push rod, loading and unloading material push rod upper end pole socket and the spacing company in seam face bending punch step via Connect, loading and unloading material push rod is slided up and down with the step via of bending punch and is connected.
Further, described two pieces bending die is fastened by bolts the inside left and right sides in lower mold fixed plate, and lower mould is solid Fixed board is fastened on the top of lower bolster by bolt and alignment pin, and lower bolster is fastened on down by bolt and alignment pin The top of template, impressing die is placed on by mounting groove between the die cavity of two pieces bending die and slides up and down connection, two pieces Alignment pin is placed in the inside of impressing die middle by interference fit, is placed on impressing die before and after two pieces bottom knockout bar Lower section.
Further, the lower section of described bottom knockout bar is connected with ejector, and bottom knockout bar is slidably connected with lower bolster liftout hole.
Further, described ejector include ejector top board, excellent power rubber, ejector pull bar, ejector lower platen and Ejector securing member, the lower end of bottom knockout bar is connected with the upper end of ejector pull bar, and ejector pull bar is connected with ejector Pressing plate, excellent power rubber and ejector lower platen, the lower end of ejector pull bar is connected with ejector securing member.
The beneficial effects of the utility model are:
1. what bending punch of the present utility model and embossing male die and bending die and impressing die collectively formed is compound Convex-concave mode structure can a cycle of operation inter-sync complete product bending and impressing two procedures, can be lifted productive temp, Increase production capacity, reduce production cost;
2. automatic loading/unloading device of the present utility model and automatic bottom ejection device can make blank bending and the process of impressing Stably can guarantee that the support bracket fastened face shaping of oil pipe is regular and strength character is stable;
3. duplex bit architecture of the present utility model can bend impressing in a cycle of operation and make two pieces product, can be lifted The productive temp of single products, increasing production capacity, reduction production cost.
Brief description
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the overlooking the structure diagram of this utility model part of the lower die;
Fig. 3 is the main structure diagram after workpiece bows impressing;
Fig. 4 is the overlooking the structure diagram after workpiece bows impressing.
In figure, die shank 1, cope match-plate pattern 2, guide pin bushing 3, upper padding plate 4, upper mould fixed plate 5, embossing male die 6, loading and unloading material spring 7, on Discharging push rod 8, bends punch 9, lower bolster 10, lower template 11, guide pillar 12, lower mold fixed plate 13, bending die 14, oil pipe is fixed Support 15, impressing die 16, alignment pin 17, bottom knockout bar 18, ejector top board 19, excellent power rubber 20, ejector pull bar 21, Ejector lower platen 22, ejector clamp nut 23.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is further illustrated:
Embodiment:Referring to Fig. 1 Fig. 4.
A kind of composite die of automobile drive axle oil pipe fixed support bending impressing, including including upper mould and lower mould, described Upper mould includes die shank 1, cope match-plate pattern 2, upper padding plate 4, upper mould fixed plate 5 and the bending punch 9 being fastenedly connected successively, institute from top to bottom It is provided with two pieces embossing male die 6 before and after stating bending punch 9 inner right side, before and after the bosom of described bending punch 9, be provided with two pieces Loading and unloading material spring 7 and two pieces loading and unloading material push rod 8;
Described lower mould includes lower mold fixed plate 13, lower bolster 10 and the lower template 11 being fastenedly connected successively, institute from top to bottom State the internal left and right sides of lower mold fixed plate 13 and be provided with two pieces bending die 14, be provided between the die cavity of described two pieces bending die 14 One impressing die 16, the centre of former and later two locating mould cavities of described impressing die 16 is respectively equipped with an alignment pin 17, front It is provided with embossed grooves corresponding with two pieces embossing male die 6, before and after the lower section of described impressing die 16 on the right side of latter two locating mould cavity Slidably connect two pieces bottom knockout bar 18;
Described bending punch 9, embossing male die 6, bending die 14 and impressing die 16 form two oil pipe fixed supports 15 Bending impressing die cavity.
Described impressing die 16 left and right sides is provided with mounting groove, and mounting groove is connected with bending die 14, described impressing die Gap cooperation between 16 left and right sides edge faces and the die cavity edge surface of two pieces bending die 14.
Fastened by interference fit before and after described bending punch 9 inner right side and two pieces embossing male die 6 is installed, bend punch 9 The equal gap in top of two step vias before and after bosom coordinates a loading and unloading material spring 7, the bottom of two step vias All gap coordinates a loading and unloading material push rod 8, and loading and unloading material push rod 8 upper end pole socket is spacing with the seam face of bending punch 9 step via Connect, loading and unloading material push rod 8 is slided up and down with the step via of bending punch 9 and is connected.
Described two pieces bending die 14 is fastened by bolts the inside left and right sides in lower mold fixed plate 13, lower mold fixed plate 13 are fastened on the top of lower bolster 10 by bolt and alignment pin, and lower bolster 10 is fastened on by bolt and alignment pin The top of lower template 11, impressing die 16 is placed on by mounting groove between the die cavity of two pieces bending die 14 and the company of sliding up and down Connect, two pieces alignment pin 17 is placed in the inside of impressing die 16 middle by interference fit, puts before and after two pieces bottom knockout bar 18 Put the lower section in impressing die 16.
The lower section of described bottom knockout bar 18 is connected with ejector, and bottom knockout bar 18 is slidably connected with lower bolster 10 liftout hole.
Described ejector includes ejector top board 19, excellent power rubber 20, ejector pull bar 21, ejector lower platen 22 and Ejector securing member, the lower end of bottom knockout bar 18 is connected with the upper end of ejector pull bar 21, and ejector pull bar 21 is connected with top Glassware top board 19, excellent power rubber 20 and ejector lower platen 22, the lower end of ejector pull bar 21 is connected with ejector securing member.
The lower left corner of described cope match-plate pattern 2, upper padding plate 4 and upper mould fixed plate 5 lower surface is all provided with " L-shaped " circle of identical direction The anti-back mark in hole, the lower left corner of described lower mold fixed plate 13, lower bolster 10 and lower template 11 upper surface is all provided with identical direction The anti-back mark of " L-shaped " circular hole, needs each piece surface stacking installation to process " L-shaped " circular hole of identical direction in this upper and lower mould The structure of anti-back mark can effectively prevent fore-and-aft direction during die assembly from installing reverse maloperation generation.
It is provided with guide pillar guide sleeve structure on described, described guide pin bushing 3 passes through interference fit and cope match-plate pattern 2 between mould and lower mould Connect, described guide pillar 12 is connected with lower template 11 by interference fit.
Operation principle of the present utility model is summarized as follows:
The oil pipe fixed support of such vehicle drive axle is to be processed into by the thick cold-reduced sheet of 2.0mm is stamped, in blanking Just can be used for after operation and blanking-punching operation bending the processing of impressing composite die:
The first step, the composite die of drive axle oil pipe fixed support of the present utility model bending impressing is arranged on single-point On open type steam-operating 100T forcing press.
Second step, as shown in Fig. 2 the two pieces oil pipe fixed support 15 after blanking-punching operation is placed on impressing die In the locating mould cavity of 16 upper surfaces, and the center hole of two pieces oil pipe fixed support 15 is made to be respectively fitted over the outer of two pieces alignment pin 17 On edge.
3rd step, starts forcing press and carries out punch process to oil pipe fixed support 15, on lathe, work platformses are with bending Punch 9, embossing male die 6, loading and unloading material spring 7 and loading and unloading material push rod 8 move downward, when oil pipe fixed support 15 and loading and unloading material push rod During 8 contact, loading and unloading material push rod 8, with loading and unloading material spring 7 because the thrust downwards that compression produces is moved upwards, is meanwhile pressed Print die 16, bottom knockout bar 18 and ejector top board 19 are with excellent power rubber 20 because compressing the thrust upwards producing and oil pipe Fixed support 15 moves downward with bending punch 9 and embossing male die 6 together, and oil pipe fixed support 15 is curved with left and right two pieces after a while Bent die 14 contacts in the then stable again die cavity entering left and right two pieces bending die 14 formation, until impressing die 16 Till lower surface touches the upper surface of lower bolster 10, make oil pipe fixed support 15 recessed in bending punch 9, embossing male die 6, bending Complete to bend in the die cavity being formed between mould 14 and impressing die 16 and imprint, reaching U-shaped width of dehiscing is 46.3 mm, both sides The straight side length dug is 20.2 mm, impressing bump height is 2.7 mm, impressing salient point external diameter is φ 6.9 mm, impressing salient point Centre-to-centre spacing is 15.0 mm, impressing salient point straight flange away from for 10.1 mm, after bending impressing, structure such as Fig. 3, Fig. 4 institute of workpiece Show.
4th step, forcing press upper table face, bending punch 9, embossing male die 6, loading and unloading material spring 7 and loading and unloading material push rod 8 First return upwards, the thrust upwards that then ejector top board 19 produces because of compression with excellent power rubber 20 is by bottom knockout bar 18th, impressing die 16 and oil pipe fixed support 15 jack-up upwards, until upper surface and the lower template 11 of ejector top board 19 Till lower surface contacts, with long tweezers, the two pieces oil pipe fixed support 15 of forming is removed and placed in from impressing die 16 In body feed tank.
The oil pipe being made using the composite die of automobile drive axle oil pipe fixed support of the present utility model bending impressing is solid Fixed rack overall dimensions stable U-shaped width of dehiscing be 46.3 mm, the straight side length dug of both sides be 20.2 mm, impressing salient point Highly be 2.7 mm, impressing salient point external diameter be φ 6.9 mm, impressing salient point centre-to-centre spacing be 15.0 mm, imprint salient point straight flange away from for 10.1 mm, the concordance of monnolithic case is regular, sustainable stable guarantee that oil pipe fixed support reaches the design of product drawing will Ask.Also improve production capacity while improve product quality, the oil pipe fixed support production process of drive axle is by four original roads Process optimization is present three process, will the bending of former operation three and former operation four imprint two procedures be optimized for together with bend Embossing process steps;And can only produce a products perfection by each original cycle of operation is that each present cycle of operation can be same When bending impressing make two pieces product.Single products split run production capacity is promoted to 5070 by 2160, and split run production capacity improves 134.7%.

Claims (6)

1. the composite die of a kind of automobile drive axle oil pipe fixed support bending impressing, include upper mould and lower mould it is characterised in that Described upper mould includes the die shank being fastenedly connected successively from top to bottom(1), cope match-plate pattern(2), upper padding plate(4), upper mould fixed plate(5)With Bending punch(9), described bending punch(9)It is provided with two pieces embossing male die before and after inner right side(6), described bending punch(9)'s It is provided with two pieces loading and unloading material spring before and after bosom(7)With two pieces loading and unloading material push rod(8);
Described lower mould includes the lower mold fixed plate being fastenedly connected successively from top to bottom(13), lower bolster(10)And lower template(11), Described lower mold fixed plate(13)The internal left and right sides is provided with two pieces bending die(14), described two pieces bending die(14)Die cavity Between be provided with one impressing die(16), described impressing die(16)The centre of former and later two locating mould cavities be respectively equipped with one Alignment pin(17), it is provided with the right side of former and later two locating mould cavities and two pieces embossing male die(6)Corresponding embossed grooves, described impressing is recessed Mould(16)Lower section slide anteroposterior be connected with two pieces bottom knockout bar(18);
Described bending punch(9), embossing male die(6), bending die(14)With impressing die(16)Form fixing of two oil pipes Frame(15)Bending impressing die cavity.
2. the composite die of a kind of automobile drive axle oil pipe fixed support bending impressing according to claim 1, its feature It is:Described impressing die(16)The left and right sides is provided with mounting groove, mounting groove and bending die(14)Connect, described impressing die (16)Left and right sides edge face and two pieces bending die(14)Die cavity edge surface between gap cooperation.
3. the composite die of a kind of automobile drive axle oil pipe fixed support bending impressing according to claim 2, its feature It is:Described bending punch(9)Fastened by interference fit before and after inner right side and two pieces embossing male die is installed(6), bend punch (9)The equal gap in top of two step vias before and after bosom coordinates a loading and unloading material spring(7), two step vias The equal gap in bottom coordinates a loading and unloading material push rod(8), loading and unloading material push rod(8)Upper end pole socket and bending punch(9)Step via The spacing connection in seam face, loading and unloading material push rod(8)With bending punch(9)Step via slide up and down connection.
4. the composite die of a kind of automobile drive axle oil pipe fixed support bending impressing according to claim 3, its feature It is:Described two pieces bending die(14)It is fastened by bolts in lower mold fixed plate(13)The inside left and right sides, lower mould fixes Plate(13)Lower bolster is fastened on by bolt and alignment pin(10)Top, lower bolster(10)Locked by bolt and positioning Guan County is loaded on lower template(11)Top, imprint die(16)Two pieces bending die is placed on by mounting groove(14)Die cavity it Between and slide up and down connection, two pieces alignment pin(17)Impressing die is placed in by interference fit(16)The inside of middle, two Part bottom knockout bar(18)It is placed on impressing die in front and back(16)Lower section.
5. a kind of automobile drive axle oil pipe fixed support bending according to claim 1 to 4 any claim imprints Composite die it is characterised in that:Described bottom knockout bar(18)Lower section be connected with ejector, bottom knockout bar(18)With lower bolster (10)Liftout hole is slidably connected.
6. the composite die of a kind of automobile drive axle oil pipe fixed support bending impressing according to claim 5, its feature It is:Described ejector includes ejector top board(19), excellent power rubber(20), ejector pull bar(21), ejector lower platen (22)With ejector securing member, bottom knockout bar(18)Lower end and ejector pull bar(21)Upper end connect, ejector pull bar (21)It is connected with ejector top board(19), excellent power rubber(20)With ejector lower platen(22), ejector pull bar(21)'s Lower end is connected with ejector securing member.
CN201620963103.2U 2016-08-29 2016-08-29 Compound mould of crooked impression of automobile drive axle oil pipe fixed bolster Expired - Fee Related CN205949647U (en)

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Application Number Priority Date Filing Date Title
CN201620963103.2U CN205949647U (en) 2016-08-29 2016-08-29 Compound mould of crooked impression of automobile drive axle oil pipe fixed bolster

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620963103.2U CN205949647U (en) 2016-08-29 2016-08-29 Compound mould of crooked impression of automobile drive axle oil pipe fixed bolster

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106140964A (en) * 2016-08-29 2016-11-23 江西江铃底盘股份有限公司 A kind of composite die of automobile drive axle oil pipe fixed support bending impressing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106140964A (en) * 2016-08-29 2016-11-23 江西江铃底盘股份有限公司 A kind of composite die of automobile drive axle oil pipe fixed support bending impressing

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170215

Termination date: 20190829