CN203621231U - Flanging die for air exhaust taper pipe outer shell of automobile engine exhaust system - Google Patents
Flanging die for air exhaust taper pipe outer shell of automobile engine exhaust system Download PDFInfo
- Publication number
- CN203621231U CN203621231U CN201320734360.5U CN201320734360U CN203621231U CN 203621231 U CN203621231 U CN 203621231U CN 201320734360 U CN201320734360 U CN 201320734360U CN 203621231 U CN203621231 U CN 203621231U
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- Prior art keywords
- block
- die
- combined type
- automobile engine
- exhaust system
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- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000000465 moulding Methods 0.000 claims description 40
- 238000003825 pressing Methods 0.000 claims description 7
- 238000003754 machining Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005267 amalgamation Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a flanging die for an air exhaust taper pipe outer shell of an automobile engine exhaust system. The problem that a complex surface can not be machined through a die of a traditional integrated modularized structure can be solved by the flanging die. The flanging die comprises an upper die structure and a lower die structure. The upper die structure comprises an upper die plate. An upper die foot is installed on the upper die plate. The lower die structure comprises a lower die plate. A lower installation plate is installed on the lower die plate through a lower die foot. An independent sliding guide mechanism is installed between the upper die plate and the lower die plate. The upper die structure and the lower die structure are combined through the independent sliding guide mechanism in a guided mode. The flanging die for the air exhaust taper pipe outer shell of the automobile engine exhaust system is characterized in that a combined flanging forming female die is installed on the lower side of the upper die plate, a combined flanging forming male die is installed on the upper side of the lower die plate, and after a workpiece is tightly pressed by the combined flanging forming female die and the combined flanging forming male die, a flanging of the workpiece is formed appropriately.
Description
Technical field
The utility model relates to the punch process field of automotive engine component, is specially a kind of flanging die of automobile engine exhaust system air outlet taper pipe shell.
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, when installation, one end is connected with purifier carrier, the other end is connected with the flange that starts pusher side, its parts required precision is high, these parts mostly were stainless steel precision castings in the past, and therefore its processing cost is high and working (machining) efficiency is low.In order to reduce the processing cost of these parts and to improve working (machining) efficiency, now progressively adopt the method for punch process to produce this parts, according to the design feature of these parts, these parts are divided into upper half shell 24 and lower half shell 25 in punch process, the process route of its punch process is for first distinguishing punch forming upper half shell and lower half shell, to after upper half shell and lower half shell amalgamation, be welded into entirety again, see Fig. 2 and Fig. 3, in order to reduce manufacturing procedure, improve working (machining) efficiency, the drawing and forming of upper half shell and lower half shell adopts and connects the method for expecting integrated punching drawing and forming, it first excises the waste material of housing periphery after drawing and forming, to carry out processing to upper overturning to lower half shell part big opening end 27, due to profile complexity after workpiece drawing and forming, adopt in traditional monoblock type, the mould structure of lower module cannot carry out flange processing to this mould.In Fig. 1,26 is the welded seam of upper half shell 24 and lower half shell 25; In Fig. 2 and Fig. 3,28 is the big opening end of upper half shell, 29 is the osculum end of upper half shell, 30 is the big opening end of lower half shell, 31 is the osculum end of lower half shell, when upper half shell 24 and lower half shell 25 amalgamation, the big opening end 28 of upper half shell and the osculum end 29 of big opening end 30 amalgamations of lower half shell, upper half shell and osculum end 31 amalgamations of lower half shell.
Summary of the invention
For the problems referred to above, the utility model provides a kind of flanging die of automobile engine exhaust system air outlet taper pipe shell, and it can solve and adopt traditional integral modular organization mould cannot carry out the problem of Machining Complicated Profile.
Its technical scheme is such, it comprises upper die structure and lower die structure, described upper die structure comprises cope match-plate pattern, patrix pin is installed on described cope match-plate pattern, described lower die structure comprises lower bolster, under described lower bolster, by counterdie pin, lower installation board is installed, independent sliding guide mechanism is installed between described cope match-plate pattern and lower bolster, described upper die structure and lower die structure are by described independent sliding guide mechanism guiding matched moulds, it is characterized in that: combined type flange molding concave die is installed under described cope match-plate pattern, combined type flange forming convax mould is installed on described lower bolster, described combined type flange molding concave die and combined type flange forming convax mould put flange after Work-sheet pressing in place.
It is further characterized in that:
Described combined type flange molding concave die comprises jacking block and patrix, and described upper jacking block is installed under described cope match-plate pattern, and described patrix is installed under described cope match-plate pattern by patrix cushion block, and described patrix is positioned at the horizontal left-hand end of described patrix jacking block;
Described combined type flange forming convax mould comprises lower jacking block and flange moulding counterdie, and described lower jacking block and flange moulding counterdie are all installed on described lower bolster, and described flange moulding counterdie is near the horizontal right-hand end that is installed on described lower jacking block;
Described patrix, upper jacking block coordinate with described lower jacking block profile, for workpiece pressing, described retreading forming counterdie coordinates with described upper jacking block for the moulding of workpiece flange.
It is further characterised in that:
Described combined type flange molding concave die and combined type flange forming convax mould have also been respectively arranged with stop block structure;
The stop block structure of described combined type flange molding concave die comprises block one, upper block two and upper block three, under described cope match-plate pattern, be positioned at longitudinal two side ends of described upper jacking block and laterally right-hand end be separately installed with described upper block one, upper block two and upper block three, described upper block three is vertically tangent with described flange moulding counterdie;
The stop block structure of combined type flange forming convax mould comprises the lower block one being all installed on described lower bolster, lower block two and lower block three, longitudinal two ends of described lower jacking block are separately installed with described lower block three, the horizontal left-hand end of described lower jacking block is provided with described lower block two, and described lower block one is vertically tangent with described patrix;
In the tangent one side of described lower block one and described patrix, described upper block three and the tangent one side of described flange moulding counterdie, be separately installed with block mold insert.
Flanging die of the present utility model, its patrix, upper jacking block by combined type flange molding concave die coordinates Work-sheet pressing with the lower jacking block of combined type flange forming convax mould, upper jacking block coordinates the moulding of workpiece flange is put in place with the flange moulding counterdie of combined type flange forming convax mould, its machining accuracy is high, can guarantee that the processing dimension of workpiece meets the requirements; In addition; combined type flange molding concave die also includes respectively stop block structure with combination flange forming convax mould; in the time of upper die structure and lower die structure matched moulds, stop block structure can play more accurate guide effect; vertically tangent, upper block three is vertically tangent with flange moulding counterdie with patrix particularly to descend block one; can further guarantee that patrix and lower jacking block spacing compression, upper jacking block and the counterdie to workpiece puts in place to the flange moulding of workpiece, guarantees the machining accuracy of workpiece.
Accompanying drawing explanation
The automobile engine exhaust system air outlet taper pipe shell product schematic diagram of Fig. 1 the utility model processing;
Fig. 2 is the structural representation of the upper half shell of the automobile engine exhaust system air outlet taper pipe shell of the utility model processing;
Fig. 3 is the structural representation of the lower half shell of the automobile engine exhaust system air outlet taper pipe shell of the utility model processing;
Fig. 4 is the Workpiece structure schematic diagram after company's material moulding, the trimming of the automobile engine exhaust system air outlet taper pipe shell of the utility model processing processed;
Fig. 5 is the main TV structure schematic diagram of the utility model flanging die;
Fig. 6 is the plan structure schematic diagram of the lower die structure of the utility model flanging die;
Fig. 7 is the top perspective structural representation of the upper die structure of the utility model flanging die.
The specific embodiment
See Fig. 5, Fig. 6 and Fig. 7, it comprises upper die structure and lower die structure the utility model flanging die, upper die structure comprises cope match-plate pattern 1, on 1 cope match-plate pattern, 1 is provided with patrix pin 5, state lower die structure and comprise lower bolster 2, lower bolster is provided with lower installation board 3 by counterdie pin 42 times, independent sliding guide mechanism 6 is installed between cope match-plate pattern 1 and lower bolster 2, upper die structure and lower die structure are by independent sliding guide mechanism 6 matched moulds that leads, cope match-plate pattern is provided with combined type flange molding concave die for 1 time, combined type flange forming convax mould is installed on lower bolster 2, combined type flange molding concave die and combined type flange forming convax mould put flange after Work-sheet pressing in place.
Combined type flange molding concave die comprises jacking block 9 and patrix 8, upper jacking block 9 is installed on cope match-plate pattern 1 time, patrix 8 is installed on cope match-plate pattern 1 time by patrix cushion block 7, and patrix 8 is positioned at the horizontal left-hand end of jacking block 9 and in the big end surface of the upper half shell part of spacing workpiece;
Combined type flange forming convax mould comprises lower jacking block 10 and flange moulding counterdie 11, and lower jacking block 10 is all installed on 2 lower bolsters with flange moulding counterdie 11, and flange moulding counterdie 11 is near the horizontal right-hand end that is installed on lower jacking block 10;
Patrix 8, upper jacking block 9 coordinate with lower jacking block 10 profiles, for workpiece pressing, retreading forming counterdie 11 coordinates with upper jacking block 9 for the moulding of workpiece flange.
Combined type flange molding concave die and combined type flange forming convax mould have also been respectively arranged with stop block structure;
Wherein, the stop block structure of combined type flange molding concave die comprises block 1, upper block 2 17 and upper block 3 18, cope match-plate pattern 1 time, the longitudinal two side ends that is positioned at jacking block 9 and horizontal right-hand end are separately installed with block 1, upper block 2 17 and upper block 3 18, and upper block 3 18 is vertically tangent with flange moulding counterdie 11;
The stop block structure of combined type flange forming convax mould comprises the lower block 1 being all installed on lower bolster 2, lower block 2 14 and lower block 3 15, longitudinal two ends of lower jacking block 10 are separately installed with lower block 3 14, the horizontal left-hand end of lower jacking block 10 is provided with lower block 2 14, and lower block 1 is vertically tangent with patrix 8;
In the one side of the tangent one side of lower block 1 and patrix 8, upper block 3 18 and flange moulding counterdie tangent 11, be separately installed with block mold insert 13.
In Fig. 5,19 is ejector pin, and 20 is nitrogen spring, and 21 is Rectangular Spring, and 22 is upper limit post, and 23 is lower limit post.
Claims (8)
1. the flanging die of an automobile engine exhaust system air outlet taper pipe housing, it comprises upper die structure and lower die structure, described upper die structure comprises cope match-plate pattern, patrix pin is installed on described cope match-plate pattern, described lower die structure comprises lower bolster, under described lower bolster, by counterdie pin, lower installation board is installed, independent sliding guide mechanism is installed between described cope match-plate pattern and lower bolster, described upper die structure and lower die structure are by described independent sliding guide mechanism guiding matched moulds, it is characterized in that: combined type flange molding concave die is installed under described cope match-plate pattern, combined type flange forming convax mould is installed on described lower bolster, described combined type flange molding concave die and combined type flange forming convax mould put flange after Work-sheet pressing in place.
2. the flanging die of a kind of automobile engine exhaust system air outlet taper pipe housing according to claim 1, it is characterized in that: described combined type flange molding concave die comprises jacking block and patrix, described upper jacking block is installed under described cope match-plate pattern, described patrix is installed under described cope match-plate pattern by patrix cushion block, and described patrix is positioned at the horizontal left-hand end of described patrix jacking block.
3. the flanging die of a kind of automobile engine exhaust system air outlet taper pipe housing according to claim 2, it is characterized in that: described combined type flange forming convax mould comprises lower jacking block and flange moulding counterdie, described lower jacking block and flange moulding counterdie are all installed on described lower bolster, and described flange moulding counterdie is near the horizontal right-hand end that is installed on described lower jacking block.
4. the flanging die of a kind of automobile engine exhaust system air outlet taper pipe housing according to claim 3, it is characterized in that: described patrix, upper jacking block coordinate with described lower jacking block profile, for workpiece pressing, described retreading forming counterdie coordinates with described upper jacking block for the moulding of workpiece flange.
5. the flanging die of a kind of automobile engine exhaust system air outlet taper pipe housing according to claim 4, is characterized in that: described combined type flange molding concave die and combined type flange forming convax mould have also been respectively arranged with stop block structure.
6. the flanging die of a kind of automobile engine exhaust system air outlet taper pipe housing according to claim 5, it is characterized in that: the stop block structure of described combined type flange molding concave die comprises block one, upper block two and upper block three, under described cope match-plate pattern, be positioned at longitudinal two side ends of described upper jacking block and laterally right-hand end be separately installed with described upper block one, upper block two and upper block three, described upper block three is vertically tangent with described flange moulding counterdie.
7. the flanging die of a kind of automobile engine exhaust system air outlet taper pipe housing according to claim 6, it is characterized in that: the stop block structure of combined type flange forming convax mould comprises the lower block one being all installed on described lower bolster, lower block two and lower block three, longitudinal two ends of described lower jacking block are separately installed with described lower block three, the horizontal left-hand end of described lower jacking block is provided with described lower block two, and described lower block one is vertically tangent with described patrix.
8. the flanging die of a kind of automobile engine exhaust system air outlet taper pipe housing according to claim 7, is characterized in that: in the tangent one side of described lower block one and described patrix, described upper block three and the tangent one side of described flange moulding counterdie, be separately installed with block mold insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320734360.5U CN203621231U (en) | 2013-11-20 | 2013-11-20 | Flanging die for air exhaust taper pipe outer shell of automobile engine exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320734360.5U CN203621231U (en) | 2013-11-20 | 2013-11-20 | Flanging die for air exhaust taper pipe outer shell of automobile engine exhaust system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203621231U true CN203621231U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320734360.5U Withdrawn - After Issue CN203621231U (en) | 2013-11-20 | 2013-11-20 | Flanging die for air exhaust taper pipe outer shell of automobile engine exhaust system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203621231U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691809B (en) * | 2013-11-20 | 2016-05-18 | 无锡曙光模具有限公司 | The flanging die of automobile engine exhaust system air outlet taper pipe shell |
| CN108194768A (en) * | 2017-12-18 | 2018-06-22 | 无锡曙光模具有限公司 | A kind of auto parts machinery shell and its processing method |
| CN111558657A (en) * | 2020-05-09 | 2020-08-21 | 重庆广合精密机械有限公司 | Engine mold |
-
2013
- 2013-11-20 CN CN201320734360.5U patent/CN203621231U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691809B (en) * | 2013-11-20 | 2016-05-18 | 无锡曙光模具有限公司 | The flanging die of automobile engine exhaust system air outlet taper pipe shell |
| CN108194768A (en) * | 2017-12-18 | 2018-06-22 | 无锡曙光模具有限公司 | A kind of auto parts machinery shell and its processing method |
| CN111558657A (en) * | 2020-05-09 | 2020-08-21 | 重庆广合精密机械有限公司 | Engine mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140604 Effective date of abandoning: 20160518 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |