CN103691801B - The side shaving die of air outlet taper pipe shell of automobile engine exhaust system - Google Patents

The side shaving die of air outlet taper pipe shell of automobile engine exhaust system Download PDF

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Publication number
CN103691801B
CN103691801B CN201310583994.XA CN201310583994A CN103691801B CN 103691801 B CN103691801 B CN 103691801B CN 201310583994 A CN201310583994 A CN 201310583994A CN 103691801 B CN103691801 B CN 103691801B
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workpiece
half shell
shell portion
die structure
die
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CN103691801A (en
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白瑛
曹一枢
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Wuxi Dawn Die and Stamping Co Ltd
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Wuxi Dawn Die and Stamping Co Ltd
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Abstract

The invention provides the side shaving die of air outlet taper pipe shell of automobile engine exhaust system, the waste material of workpiece both sides can disposable be excised by it, and machining accuracy is high, and working (machining) efficiency is high.It includes upper die structure and lower die structure, upper die structure includes cope match-plate pattern, lower die structure includes lower bolster, by mould foot, installing plate is installed under lower bolster, upper die structure and lower die structure are led matched moulds by sliding guide piece, it is characterized in that: cope match-plate pattern bottom is provided with holding pad, a left side is tiltedly carved and is tiltedly carved with the right side, lower bolster is provided with workpiece positioning female die structure, the both lateral sides of workpiece positioning female die structure is separately installed with left side trimming punch structure and right side trimming punch structure, matched moulds process holding pad by Work-sheet pressing in workpiece positioning female die structure, a left side is tiltedly carved with the right side and tiltedly to be carved promotion described left side trimming punch structure and move to laterally inboard respectively with right side trimming punch structure workpiece is carried out side trimming.

Description

The side shaving die of air outlet taper pipe shell of automobile engine exhaust system
Technical field
The present invention relates to the punch process field of automotive engine component, be specially the side shaving die of air outlet taper pipe shell of automobile engine exhaust system.
Background technology
A kind of automobile engine exhaust system air outlet taper pipe, its structure is shown in Fig. 1, it is applied to automobile engine exhaust system hot junction, during installation one end be connected with purifier carrier, the Flange joint of the other end and engine side, its parts precision requires height, these parts mostly were stainless steel precision castings in the past, and therefore its processing cost height and working (machining) efficiency are low.In order to reduce the processing cost of these parts and improve working (machining) efficiency, now progressively adopt the method for punch process to produce this parts, construction features according to these parts, these parts are divided into upper half shell 32 and lower half shell 33 by punch process, see Fig. 2 and Fig. 3, the process route of its punch process is first distinguish punch forming upper half shell and lower half shell, again upper half shell and lower half shell split are welded into entirety, in figs. 2 and 3, 34 is the big opening end of upper half shell, 35 is the osculum end of upper half shell, 37 is the big opening end of lower half shell, 36 is the osculum end of lower half shell, when upper half shell 32 and lower half shell 33 split, the big opening end 34 of upper half shell and big opening end 37 split of lower half shell, the osculum end 35 of upper half shell and osculum end 36 split of lower half shell.In order to reduce manufacturing procedure, improve working (machining) efficiency, the drawing and forming of upper half shell 32 and lower half shell 33 adopts the method even expecting integrated punching drawing and forming, after upper half shell with lower half shell even material drawing and forming, need the slitter edge 38,39 of excision lower half shell part both sides, see Fig. 4 and Fig. 5, owing to the workpiece with form surface after upper half shell and lower half shell even material one drawing and forming is complicated, and it is thin-wall case for workpiece, adopts the drift directly mode of upper and lower die-cut workpiece of conventional ones mould to be difficult to side and cut processing.In Fig. 1,40 is the welded seam of upper half shell 32 and lower half shell 33.
Summary of the invention
For the problems referred to above, the invention provides the side shaving die of air outlet taper pipe shell of automobile engine exhaust system, the waste material of workpiece both sides can disposable be excised by it, and machining accuracy is high, and working (machining) efficiency is high.
Its technical scheme is such, it includes upper die structure and lower die structure, described upper die structure includes cope match-plate pattern, described lower die structure includes lower bolster, by mould foot, installing plate is installed under described lower bolster, described upper die structure and lower die structure are led matched moulds by sliding guide piece, it is characterized in that: described cope match-plate pattern bottom is provided with holding pad, a left side is tiltedly carved and is tiltedly carved with the right side, described lower bolster is provided with workpiece positioning female die structure, the both lateral sides of described workpiece positioning female die structure is separately installed with left side trimming punch structure and right side trimming punch structure, matched moulds process holding pad by Work-sheet pressing in workpiece positioning female die structure, a described left side is tiltedly carved with the right side and tiltedly to be carved promotion described left side trimming punch structure and move to laterally inboard respectively with right side trimming punch structure workpiece is carried out side trimming.
It is further characterized by
Described workpiece positioning female die structure includes die on the left of workpiece lower half shell portion, die on the right side of workpiece lower half shell portion, workpiece upper half shell portion the first locating piece, workpiece upper half shell portion the second locating piece, workpiece upper half shell portion the 3rd locating piece and workpiece upper half shell portion the 4th locating piece, die on the left of described workpiece lower half shell portion, on the right side of workpiece lower half shell portion after die split by limited block limit mounting in described lower bolster, described workpiece upper half shell portion the first locating piece, workpiece upper half shell portion the second locating piece positions die on the left of profile and described workpiece lower half shell portion according to workpiece, die split on the right side of workpiece lower half shell portion, described workpiece upper half shell portion the 3rd locating piece is provided with the locating surface mated with workpiece upper half shell portion big opening end circular arc, described workpiece upper half shell portion the 3rd locating piece is installed on described lower bolster by workpiece upper half shell portion the 4th locating piece;
Described left side trimming punch structure includes left side trimming punch, left resetting block, left skateboard, described left side trimming punch is installed on left resetting block, described left resetting block is installed in described left skateboard and can move along described left skateboard horizontal cross, described left skateboard is installed on described lower bolster, described left resetting block and a left side are tiltedly carved inclined-plane and are agreed with, the transverse direction left side of described left skateboard is provided with a left side and tiltedly carves limiting iron, and a described left side is tiltedly carved limiting iron and is connected by left spring rod assembly with described left resetting block;
Described right side trimming punch structure includes right side trimming punch, right resetting block, right slide plate, described right side trimming punch is installed on right resetting block, described right resetting block is installed in described right slide plate and can move along described right slide plate horizontal cross, described right slide plate is installed on described lower bolster, described right resetting block and the right side are tiltedly carved inclined-plane and are agreed with, the transverse direction right side of described right slide plate is provided with the right side and tiltedly carves limiting iron, the described right side is tiltedly carved limiting iron and is connected by right spring rod assembly with described right resetting block, described right spring rod assembly is provided with two groups, described two groups of right spring rod assemblies are longitudinally arranged in juxtaposition;
Longitudinal both sides of described left skateboard, right slide plate longitudinal both sides be respectively arranged with and tiltedly carve side shield;
Under described cope match-plate pattern, longitudinal both sides of described holding pad be separately installed with holding pad guide pad.
The side shaving die of the present invention, in matched moulds process, holding pad by Work-sheet pressing in workpiece positioning female die structure, a left side is tiltedly carved tiltedly to carve with the right side and is promoted left side trimming punch structure to move to laterally inboard thus workpiece is carried out side trimming respectively with right side trimming punch structure, its workpiece registration, the waste material of workpiece both sides can be excised by punching press of mould, machining accuracy is high, and working (machining) efficiency is high.
Accompanying drawing explanation
The air outlet taper pipe shell of automobile engine exhaust system product schematic diagram of Fig. 1 present invention processing;
Fig. 2 is the structural representation of the upper half shell of the air outlet taper pipe shell of automobile engine exhaust system that the present invention processes;
Fig. 3 is the structural representation of the lower half shell of the air outlet taper pipe shell of automobile engine exhaust system that the present invention processes;
Fig. 4 is the workpiece side trimming position view of inventive die processing;
Fig. 5 is the workpiece side trimming position view of inventive die processing;
Fig. 6 is the schematic top plan view of inventive die lower die structure;
Fig. 7 be inventive die under matched moulds state by the A-A of Fig. 6 to schematic diagram;
Fig. 8 is the schematic diagram in top down perspective of inventive die upper die structure.
Detailed description of the invention
See Fig. 6~Fig. 8, inventive die includes upper die structure and lower die structure, upper die structure includes cope match-plate pattern 1, lower die structure includes lower bolster 2, lower bolster is provided with installing plate 3 by mould foot 42 times, upper die structure and lower die structure are led matched moulds by sliding guide piece, cope match-plate pattern 1 bottom is provided with holding pad 28, a left side is tiltedly carved 27 and is tiltedly carved 26 with the right side, lower bolster 2 is provided with workpiece positioning female die structure, the both lateral sides of workpiece positioning female die structure is separately installed with left side trimming punch structure and right side trimming punch structure, matched moulds process holding pad 28 by Work-sheet pressing in workpiece positioning female die structure, a left side is tiltedly carved 27 and is tiltedly carved trimming punch structure and right side trimming punch structure on the left of 26 promotions with the right side and move to laterally inboard respectively workpiece is carried out side trimming.
nullWorkpiece positioning female die structure includes die 20 on the left of workpiece lower half shell portion、Die 19 on the right side of workpiece lower half shell portion、Workpiece upper half shell portion the first locating piece 18、Workpiece upper half shell portion the second locating piece 17、Workpiece upper half shell portion the 3rd locating piece 23 and workpiece upper half shell portion the 4th locating piece 22,Die 20 on the left of workpiece lower half shell portion、On the right side of workpiece lower half shell portion after die 19 split by limited block 21 limit mounting in lower bolster 2,Workpiece upper half shell portion the first locating piece 18、Workpiece upper half shell portion the second locating piece 18 positions die 20 on the left of profile and workpiece lower half shell portion according to workpiece、Die 19 split on the right side of workpiece lower half shell portion,Workpiece upper half shell portion the 3rd locating piece 23 is provided with the locating surface mated with workpiece upper half shell portion big opening end circular arc,Location, workpiece upper half shell portion the 3rd 23 is installed on lower bolster 2 by workpiece upper half shell portion the 4th locating piece 22;
Left side trimming punch structure includes left side trimming punch 14, left resetting block 13, left skateboard 15, left side trimming punch 14 is installed on left resetting block 13, left resetting block 13 is installed in left skateboard 15 and can move along left skateboard 15 horizontal cross, left skateboard 15 is installed on lower bolster, left resetting block 13 is tiltedly carved 27 inclined-planes with a left side and is agreed with, the transverse direction left side of left skateboard 15 is provided with a left side and tiltedly carves limiting iron 16, and a left side is tiltedly carved limiting iron 16 and is connected by left spring rod assembly 30 with left resetting block 13;
Right side trimming punch structure includes right side trimming punch 8, right resetting block 7, right slide plate 9, right side trimming punch 8 is installed on right resetting block 7, right resetting block 7 is installed in right slide plate 9 and can move along right slide plate 9 horizontal cross, right slide plate 9 is installed on lower bolster, right resetting block 7 is tiltedly carved 26 inclined-planes with the right side and is agreed with, the transverse direction right side of right slide plate 9 is provided with the right side and tiltedly carves limiting iron 10, the right side is tiltedly carved limiting iron 10 and is connected by right spring rod assembly 31 with right resetting block 7, right spring rod assembly 31 is provided with two groups, and two groups of right spring rod assemblies 31 are longitudinally arranged in juxtaposition;
Longitudinal both sides of left skateboard 15, right slide plate 9 longitudinal both sides be respectively arranged with and tiltedly carve side shield 12,6;Cope match-plate pattern 1 time, holding pad 28 longitudinal both sides be separately installed with holding pad guide pad 29.In Fig. 6,5,11 are and tiltedly carve guide plate;24 is block;25 is limited post;41,42 respectively baffle plates.In Fig. 7,25,41,42 is not shown.

Claims (2)

1. the side shaving die of air outlet taper pipe shell of automobile engine exhaust system, it includes upper die structure and lower die structure, described upper die structure includes cope match-plate pattern, described lower die structure includes lower bolster, by mould foot, installing plate is installed under described lower bolster, described upper die structure and lower die structure are led matched moulds by sliding guide piece, it is characterized in that: described cope match-plate pattern bottom is provided with holding pad, a left side is tiltedly carved and is tiltedly carved with the right side, described lower bolster is provided with workpiece positioning female die structure, the both lateral sides of described workpiece positioning female die structure is separately installed with left side trimming punch structure and right side trimming punch structure, matched moulds process holding pad by Work-sheet pressing in workpiece positioning female die structure, a described left side is tiltedly carved with the right side and tiltedly to be carved promotion described left side trimming punch structure and move to laterally inboard respectively with right side trimming punch structure workpiece is carried out side trimming;
Described workpiece positioning female die structure includes die on the left of workpiece lower half shell portion, die on the right side of workpiece lower half shell portion, workpiece upper half shell portion the first locating piece, workpiece upper half shell portion the second locating piece, workpiece upper half shell portion the 3rd locating piece and workpiece upper half shell portion the 4th locating piece, die on the left of described workpiece lower half shell portion, on the right side of workpiece lower half shell portion after die split by limited block limit mounting in described lower bolster, described workpiece upper half shell portion the first locating piece, workpiece upper half shell portion the second locating piece positions die on the left of profile and described workpiece lower half shell portion according to workpiece, die split on the right side of workpiece lower half shell portion, described workpiece upper half shell portion the 3rd locating piece is provided with the locating surface mated with workpiece upper half shell portion big opening end circular arc, described workpiece upper half shell portion the 3rd locating piece is installed on described lower bolster by workpiece upper half shell portion the 4th locating piece;
Described left side trimming punch structure includes left side trimming punch, left resetting block, left skateboard, described left side trimming punch is installed on left resetting block, described left resetting block is installed in described left skateboard and can move along described left skateboard horizontal cross, described left skateboard is installed on described lower bolster, described left resetting block and a left side are tiltedly carved inclined-plane and are agreed with, the transverse direction left side of described left skateboard is provided with a left side and tiltedly carves limiting iron, and a described left side is tiltedly carved limiting iron and is connected by left spring rod assembly with described left resetting block;
Described right side trimming punch structure includes right side trimming punch, right resetting block, right slide plate, described right side trimming punch is installed on right resetting block, described right resetting block is installed in described right slide plate and can move along described right slide plate horizontal cross, described right slide plate is installed on described lower bolster, described right resetting block and the right side are tiltedly carved inclined-plane and are agreed with, the transverse direction right side of described right slide plate is provided with the right side and tiltedly carves limiting iron, the described right side is tiltedly carved limiting iron and is connected by right spring rod assembly with described right resetting block, described right spring rod assembly is provided with two groups, described in two groups, right spring rod assembly is longitudinally arranged in juxtaposition;
Longitudinal both sides of described left skateboard, right slide plate longitudinal both sides be respectively arranged with and tiltedly carve side shield.
2. the side shaving die of air outlet taper pipe shell of automobile engine exhaust system according to claim 1, it is characterised in that: under described cope match-plate pattern, longitudinal both sides of described holding pad be separately installed with holding pad guide pad.
CN201310583994.XA 2013-11-20 2013-11-20 The side shaving die of air outlet taper pipe shell of automobile engine exhaust system Active CN103691801B (en)

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CN104107862B (en) * 2014-08-06 2016-04-20 滁州亚利模具设备有限公司 A kind of mould
CN105149451A (en) * 2015-09-22 2015-12-16 无锡曙光模具有限公司 Side cutting and punching die for air inflow half shell
CN105149415B (en) * 2015-09-22 2017-03-29 无锡曙光模具有限公司 A kind of mould that can cut into gas half-shell end face and side simultaneously
CN113695469B (en) * 2021-10-29 2021-12-28 南通虹冈铸钢有限公司 Multi-angle rotating wedge of automobile casting stamping die

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