CN105642735A - Pre-cutting die for upper half shell and lower half shell of special-shaped pipe - Google Patents
Pre-cutting die for upper half shell and lower half shell of special-shaped pipe Download PDFInfo
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- CN105642735A CN105642735A CN201610153048.5A CN201610153048A CN105642735A CN 105642735 A CN105642735 A CN 105642735A CN 201610153048 A CN201610153048 A CN 201610153048A CN 105642735 A CN105642735 A CN 105642735A
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- half shell
- cut
- shaped punch
- lower half
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
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- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a pre-cutting die for an upper half shell and a lower half shell of a special-shaped pipe. The pre-cutting die comprises an upper die structure and a lower die structure. The upper die structure can move horizontally and vertically relative to the lower die structure under the guidance of a guiding mechanism. The upper die structure comprises an upper die plate and an upper material pressing plate. A positioning cavity is milled in the lower end of the upper material pressing plate. The lower die structure comprises a lower material pressing plate and a lower die plate, and the lower material pressing plate and the lower die plate are relatively fixed. A positioning profile is milled at the upper end of the lower material pressing plate, and two sets of first wedges, two sets of second wedges, an upper half shell small opening end cutting assembly and a lower half shell small opening end cutting assembly are arranged at the part, surrounding the lower material pressing plate, between the upper die plate and the lower die plate. By means of the pre-cutting die for the upper half shell and the lower half shell of the special-shaped pipe, the three processes of small opening end face cutting, outline lateral cutting and cutting of the two sides of the connecting position of the upper half shell and the lower half shell are conducted in a one-time stroke, the structure is compact, the cost is saved, efficiency is improved, a good foundation is laid for subsequent continuous machining, and a guarantee is provided for ensuring the good machining precision.
Description
Technical field
The present invention relates to a kind of mould, particularly a kind of particular manufacturing craft that part is carried out to processing of cutting.
Background technology
Mould of the present invention for workpiece as shown in Figure 1, it is a kind of housing after punching press, has in the middle of itU font protuberance, has a circle waste material edge around U font protuberance, and this workpiece is carried out to further processing can be processed intoLower half shell shown in upper half shell as shown in Figure 2 and accompanying drawing 3, upper half shell and lower half shell can form as Fig. 4 and Fig. 5Shown special pipe, described special pipe is the shape of similar water pipe bent sub, special pipe has interior bight portion and excurvation part,And a large port of port is little, therefore corresponding upper half shell and lower half shell also have interior bight portion and excurvation part andBig opening end and osculum end, the workpiece the present invention is directed to can be considered the disjunctor of upper half shell and lower half shell, corresponding upper half shell on itLarge end and the large end of lower half shell link together, its final shaping need to cut out the big opening end of upper half shell and lower half shell and littleThe outline line of mouthful end and interior curved and outer crook. In order finally to process the upper half shell and the lower half shell zero that meet precision conditionsPart, first will cut in advance to workpiece, makes its final shaping that is conducive to upper half shell and lower half shell, needs design a kind of pre-Cut mould.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides one can at utmost save intoThe upper lower casing of originally enhancing productivity and provide safeguard for the final shaping of upper half shell and lower half shell is cut mould in advance.
Technical scheme: for achieving the above object, upper and lower half shell of special pipe of the present invention cut in advance mould comprise upper die structure withLower die structure, described upper die structure can be under the guiding of guiding mechanism lower die structure upper and lower translation relatively; Described upper die structureComprise cope match-plate pattern and upper holding pad, described upper holding pad can be with respect to cope match-plate pattern upper and lower translation, and its translation has boundPosition; Upper holding pad lower end is milled with locating mould cavity, and upper end is provided with the flexible member A in compressive state; Described lower die structureComprise lower holding pad and lower bolster, relatively fixing between the two, the upper end of lower holding pad is milled with location profile; On describedBetween template and lower bolster around described lower holding pad be provided with two group of first wedge, two group of second wedge, upper half shell are cut osculumEnd assembly and lower half shell are cut osculum end assembly; On two group of first wedge, be separately installed with side abnormal-shaped punch A and the punching of side abnormityB, side abnormal-shaped punch A and side abnormal-shaped punch B point to respectively upper half shell on workpiece and the both sides of lower half shell junction;On two group of second wedge, be separately installed with side abnormal-shaped punch C and side abnormal-shaped punch D, side abnormal-shaped punch C and the punching of side abnormityD point to respectively on workpiece corresponding on the mid portion of the excurvation side of upper half shell part and workpiece corresponding to lower half shellThe mid portion of the excurvation side of part; Described upper half shell is cut osculum end assembly and is comprised the cut-out drift A being fixed on cope match-plate patternAnd be arranged on side on the lower holding pad A that inserts; Described lower half shell is cut osculum end assembly and is comprised and being fixed on cope match-plate patternCut off drift B and be arranged on side on the lower holding pad B that inserts.
Further, the insert upper end of A of side is the protruding U-shaped shape of agreeing with upper half shell osculum end shape, correspondenceThe edge of a knife of cut-out drift A be the depression U-shaped shape of agreeing with upper half shell osculum end shape; Described side is inserted B'sUpper end is the protruding U-shaped shape of agreeing with lower half shell osculum end shape, and the edge of a knife of corresponding cut-out drift B is and secondThe depression U-shaped shape that shell osculum end shape is agreed with.
Further, in the edge of a knife of described cut-out drift A and in the edge of a knife of cut-out drift B, be provided with ejector pin, ejector pin canSlide up and down with respect to cutting off drift A and cutting off drift B, the upper end of each ejector pin is equipped with flexible member B to carryFor ejecting force.
Further, in the location profile of described lower holding pad, have at least one hole vertically downward, all sliding in each holeMove and be combined with a lower jacking block, the lower end of each lower jacking block is equipped with in the flexible member C of compressive state and ejects to providePower.
Further, on described lower holding pad, be provided with side abnormity insert A, side abnormity insert B, side abnormity insert C withAnd the side abnormity D that inserts, respectively with side abnormal-shaped punch A, side abnormal-shaped punch B, side abnormal-shaped punch C and side abnormal-shaped punchD coordinates excision waste material.
Further, described side abnormity is inserted on A and is had notch A, and described side abnormal-shaped punch A can pass in and out its notch A,Side abnormal-shaped punch A approach axis the most inboard, lower block is installed in notch A; Described side abnormity is inserted on B and is hadNotch B, described side abnormal-shaped punch B can pass in and out its notch B, and the inherent side abnormal-shaped punch of notch B B approach axis isInboard is also provided with lower block; Described lower block is taper, enters in level in the direction of notch A or notch B, underThe area of section of block is increased gradually by little.
Further, on described upper holding pad, have at least one square groove, on described cope match-plate pattern, be fixed with and square groove numberThe upper guide pad that amount equates, described square groove and described upper guide pad are slidably matched, and glide direction is above-below direction.
Beneficial effect: upper and lower half shell of special pipe of the present invention cut in advance mould will cut osculum end face, side cut outline line and upper,Two lateral incisions this three process in lower half shell junction carries out in a stroke, and compact conformation is rationally distributed, and has savedCost, has greatly improved efficiency, and for continuation processing afterwards provides good basis, for ensureing good processingPrecision provides guarantee.
Brief description of the drawings
Accompanying drawing 1 is mould for the structure chart of workpiece;
Accompanying drawing 2 is the structure chart of the upper half shell after being shaped;
Accompanying drawing 3 is the structure chart of the lower half shell after being shaped;
The front view that accompanying drawing 4 is special pipe;
The top view that accompanying drawing 5 is special pipe;
Accompanying drawing 6 is cut the top view of lower mould structure in advance for upper and lower half shell of special pipe;
Accompanying drawing 7 is cut the top view of upper mould structure in advance for upper and lower half shell of special pipe;
Accompanying drawing 8 is mold integral with respect to the A-A of accompanying drawing 6 to cutaway view;
Accompanying drawing 9 Local map to cutaway view that is mold integral with respect to the B-B of accompanying drawing 6;
Accompanying drawing 10 Local map to cutaway view that is mold integral with respect to the C-C of accompanying drawing 6;
Accompanying drawing 11 Local map to cutaway view that is mold integral with respect to the D-D of accompanying drawing 6;
Accompanying drawing 12 is cut the structure chart of osculum end assembly for upper half shell;
Accompanying drawing 13 Local map to cutaway view that is mold integral with respect to the E-E of accompanying drawing 6;
Accompanying drawing 14 is cut the structure chart of osculum end assembly for lower half shell;
Accompanying drawing 15 Local map to cutaway view that is mold integral with respect to the F-F of accompanying drawing 6.
In accompanying drawing, the title of each label indication part is as follows:
1, lower bolster; 2, cope match-plate pattern; 3, counterdie pin; 4, discharging screw; 5, nitrogen spring A; 6, patrix pin;7, lower cushion block; 8, guiding mechanism; 9, nitrogen spring B; 10, bottom plate; 11, punch fixing plate A; 12,Drift backing plate A; 13, punch fixing plate B; 14, side abnormal-shaped punch A; 15, side abnormal-shaped punch B; 16, side edgePiece A; 17, the side abnormity C that inserts; 18, the side abnormity D that inserts; 19, the side abnormity A that inserts; 20, the side abnormity B that inserts;21, lower jacking block A; 22, lower jacking block B; 23, lower jacking block C; 24, lower cushion block A; 25, lower cushion block B; 26, underBlock; 27, lower jacking block D; 28, upper guide pad; 29, upper holding pad; 30, upper inserted block backing plate; 31, cut off and fixPiece A; 32, cut off fixed block B; 33, cut off drift A; 34, limited post; 35, lower cushion block; 36, lower push rod;37, upper ejector pin; 38, the first wedge; 39, upper mounting plate; 40, lower installation board; 41, lower holding pad; 42, secondWedge; 43, side abnormal-shaped punch C; 44, side abnormal-shaped punch D; 45, cut off drift B; 46, the side B that inserts; 47,Rectangular Spring; 48, ejector pin.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described.
Upper and lower half shell of special pipe as shown in accompanying drawing 6-15 is cut mould in advance, comprises upper die structure and lower die structure, described inUpper die structure can be under the guiding of guiding mechanism 8 lower die structure upper and lower translation relatively, and equal on upper die structure and lower die structureLimited post 34 is installed spacing for mould being carried out to matched moulds. Described guide frame 8 comprises guide pillar and guide pin bushing, described in leadPost is fixed on upper die structure, and described guide pin bushing is fixed on lower die structure, and guide pillar is installed with guide pin bushing is concentric, and guide pillar and leadingIt between cover, is slip cooperating relationship.
Described upper die structure comprises upper mounting plate 39, patrix pin 6, cope match-plate pattern 2 and upper holding pad 29 from top to bottom successively,It between former three, is the relation that is connected. On described upper holding pad 29, have two square grooves, on described cope match-plate pattern 2, be fixed withThe upper guide pad 28 equating with square groove quantity, described square groove and described upper guide pad 28 are slidably matched, glide directionFor above-below direction. Upper holding pad 29 upper ends are provided with discharging screw 4, and discharging screw 4 is through the shoulder hole on cope match-plate pattern 2And and between shoulder hole for being slidably matched, the effect of discharging screw 4 is strokes of the upper holding pad 29 of restriction. Holding pad 29Between upper end and upper mounting plate 39, be pressed with flexible member A, flexible member A is herein nitrogen spring A5, nitrogen springThe effect of A5 is the power that binder location is provided in the time of matched moulds, makes upper mounting plate 39 reset after die sinking.
Upper holding pad 29 lower ends are milled with locating mould cavity, and the outer surface profile of locating mould cavity and workpiece to be processed is agreed with.
Described lower die structure comprise successively from top to bottom lower holding pad 41, lower cushion block 7, lower bolster 1, counterdie pin 3 andBetween lower installation board 40, five, be the relation that is connected, the upper end of lower holding pad 41 is milled with location profile, its shape with wait to addInside work workpiece, profile is agreed with, and lower holding pad 41 coordinates workpiece to be processed is carried out to profile location with upper holding pad 29. UnderIn the location profile of holding pad 41, have three holes vertically downward, in each hole, be all sliding combined with a lower jacking block,Be respectively lower jacking block A21, lower jacking block B22 and lower jacking block C23, the lower end of each lower jacking block is equipped with in compression shapeThe flexible member C of state is to provide ejecting force, and flexible member C is nitrogen spring A5 herein.
Between described cope match-plate pattern 2 and lower bolster 1, be provided with two group of first wedge 38, two group around described lower holding pad 41Two wedges 42, upper half shell cut osculum end assembly and lower half shell is cut osculum end assembly.
On two group of first wedge 38, be separately installed with side abnormal-shaped punch A14 and side abnormal-shaped punch B15, side abnormal-shaped punch A14Point to respectively the both sides of the junction of workpiece upper half shell and lower half shell with side abnormal-shaped punch B15, for by upper half shell and secondTwo lateral incisions of the junction of shell. On described lower holding pad 40 corresponding position be separately installed with side abnormity insert A19 withSide abnormity is inserted B20 for coordinating the incision action of side abnormal-shaped punch A14 and side abnormal-shaped punch B15, and side abnormity is insertedA19 and the side abnormity B20 that inserts is mold insert, convenient processing with change.
Described side abnormity is inserted on A19 and is had notch A, and described side abnormal-shaped punch A14 can pass in and out its notch A, notch AIn side abnormal-shaped punch A14 approach axis the most inboard, lower block 26 is installed; Described side abnormity is inserted on B20 and is hadNotch B, described side abnormal-shaped punch B15 can pass in and out its notch B, the inherent side abnormal-shaped punch of notch B B15 approach axisThe most inboard lower block 26 is also installed; Described lower block 26 is taper, enters the side of notch A or notch B in levelUpwards, the area of section of lower block 26 is increased gradually by little. The effect of lower block 26 is to make side cut waste material can be smooth and easy to fallUnder.
Further, on the shape of edge of a knife one end of described side abnormal-shaped punch A14 and side abnormal-shaped punch B15 and workpiece, treatThe profile of cut part is agreed with, and can the shortest time waste material be cut like this, and when side is cut, workpiece is stressed evenly, avoids workPart in the time that side is cut, be out of shape and cut place coarse.
On two group of second wedge 42, be separately installed with side abnormal-shaped punch C43 and side abnormal-shaped punch D44, side abnormal-shaped punch C43Point to respectively on workpiece on the mid portion and workpiece corresponding to the excurvation side of upper half shell part with side abnormal-shaped punch D44Corresponding to the mid portion of the excurvation side of lower half shell part, for by the waste material excision of corresponding part; Described lower holding padOn 40, corresponding position is separately installed with side abnormity C17 and the side abnormity D18 that inserts that inserts, for coordinating the punching of side abnormityC43 and side abnormal-shaped punch D44 be the operation except waste material from side cut, side abnormity C17 and the side abnormity D18 that inserts that insertsFor mold insert, convenient processing and replacing.
Described upper half shell is cut osculum end assembly and is comprised the cut-out drift A33 being fixed on cope match-plate pattern and be arranged on lower binderSide on the plate A16 that inserts; Side insert the upper end of A16 be with workpiece on corresponding to the osculum end shape of upper half shell partThe protruding U-shaped shape of agreeing with, the edge of a knife of corresponding cut-out drift A33 is the depression U agreeing with upper half shell osculum end shapeShape shape.
Described lower half shell is cut osculum end assembly and is comprised the cut-out drift B45 being fixed on cope match-plate pattern and be arranged on lower binderSide on the plate B46 that inserts. The insert upper end of B46 of described side is the protruding U agreeing with lower half shell osculum end shapeShape shape, the edge of a knife of corresponding cut-out drift B45 is the depression U-shaped shape of agreeing with lower half shell osculum end shape.
The object that the edge of a knife of above-mentioned cut-out drift A33, cut-out drift B45 is made above-mentioned shape is waste material entirety can be cutRemove, while avoiding the linearity edge of a knife of general cutting knife to cut from top to bottom, cause distortion and the sawtooth of work piece cut end face.
In the edge of a knife of described cut-out drift A33 and in the edge of a knife of cut-out drift B45, be provided with ejector pin 48, ejector pin 48 can phaseSlide up and down for cutting off drift A33 and cutting off drift B45, the upper end of each ejector pin 48 is equipped with flexible member BSo that ejecting force to be provided, flexible member B is herein Rectangular Spring 47. Ejector pin 48 is for ejecting the waste material scaling off, anti-Only waste material is stayed in the edge of a knife, affects the cutting of next workpiece.
This mould has excised middle part, upper half shell excurvation edge when the osculum end face of upper half shell and lower half shell is cut outThe waste material at outline line and middle part, lower half shell excurvation edge, is to lay the groundwork in order to cut out complete excurvation outline line below, if becauseThink once to cut out excurvation outline line, the part of once resecting is too much, can cause unbalance stress, causes that part is wrinkling, precisionThe consequences such as reduction, and tooling cost is high. And simultaneously by the both sides of the edge place of the large end junction of upper half shell and lower half shellCut, such object is for completely cutting and lay the groundwork below, if because think once to cut, and from top to bottom will very long rushingJourney, and it is bad to cut effect, and precision is not high, so first, from the side by holding greatly the both sides excision of junction, can make lastCut and become simple, and machining accuracy is secure.
Upper and lower half shell of special pipe of the present invention is cut mould in advance will cut that osculum end face, side are cut outline line and upper and lower half shell connectsTwo lateral incisions this three process in the place's of connecing carries out in a stroke, and compact conformation is rationally distributed, and provides cost savings the utmost pointImprove greatly efficiency, and for continuation processing afterwards provides good basis, for ensureing that good machining accuracy providesGuarantee.
It should be noted that, the component name having in above-mentioned component name is with suffix A, B, C, D, A, B etc. hereinOnly play differentiation effect, illustrate that be not same part with A with the part with B, do not play remaining restriction effect.
The above is only the preferred embodiment of the present invention, is noted that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications are alsoShould be considered as protection scope of the present invention.
Claims (7)
1. upper and lower half shell of special pipe is cut a mould in advance, it is characterized in that: comprise upper die structure and lower die structure, instituteState upper die structure can be under the guiding of guiding mechanism lower die structure upper and lower translation relatively; Described upper die structure comprise cope match-plate pattern withAnd upper holding pad, described upper holding pad can be with respect to cope match-plate pattern upper and lower translation, and its translation has spacing up and down; Upper holding padLower end is milled with locating mould cavity, and upper end is provided with the flexible member A in compressive state; Described lower die structure comprises lower holding padAnd lower bolster, relatively fixing between the two, the upper end of lower holding pad is milled with location profile; Described cope match-plate pattern and lower bolsterBetween around described lower holding pad be provided with two group of first wedge, two group of second wedge, upper half shell cut osculum end assembly and underHalf shell is cut osculum end assembly; On two group of first wedge, be separately installed with side abnormal-shaped punch A and side abnormal-shaped punch B, side abnormityDrift A and side abnormal-shaped punch B point to respectively upper half shell on workpiece and the both sides of lower half shell junction; Two group second obliqueOn wedge, be separately installed with side abnormal-shaped punch C and side abnormal-shaped punch D, side abnormal-shaped punch C and side abnormal-shaped punch D refer to respectivelyTo on workpiece corresponding to the excurvation corresponding to lower half shell part on the mid portion of the excurvation side of upper half shell part and workpieceThe mid portion of side; Described upper half shell is cut osculum end assembly and is comprised the cut-out drift A being fixed on cope match-plate pattern and be arranged onSide on the lower holding pad A that inserts; Described lower half shell is cut osculum end assembly and is comprised the cut-out drift B being fixed on cope match-plate patternAnd be arranged on side on the lower holding pad B that inserts.
2. upper and lower half shell of a kind of special pipe according to claim 1 is cut mould in advance, it is characterized in that: side edgeThe upper end of piece A is the protruding U-shaped shape of agreeing with upper half shell osculum end shape, and the edge of a knife of corresponding cut-out drift A isThe depression U-shaped shape of agreeing with upper half shell osculum end shape; Described side insert B upper end for and lower half shell osculum endThe protruding U-shaped shape that shape is agreed with, the edge of a knife of corresponding cut-out drift B be with lower half shell osculum end shape agree with recessedFall into U-shaped shape.
3. upper and lower half shell of a kind of special pipe according to claim 2 is cut mould in advance, it is characterized in that: described in cutIn the edge of a knife of disconnected drift A and cut off in the edge of a knife of drift B and be equipped with ejector pin, ejector pin can with respect to cut off drift A withAnd cut off drift B and slide up and down, the upper end of each ejector pin is equipped with flexible member B so that ejecting force to be provided.
4. upper and lower half shell of a kind of special pipe according to claim 1 is cut mould in advance, it is characterized in that: under describedIn the location profile of holding pad, have at least one hole vertically downward, in each hole, be all sliding combined with a lower jacking block,The lower end of each lower jacking block is equipped with flexible member C in compressive state so that ejecting force to be provided.
5. upper and lower half shell of a kind of special pipe according to claim 1 is cut mould in advance, it is characterized in that: under describedSide abnormity A, side abnormity B, side abnormity C and the side abnormity D that inserts that inserts that inserts that inserts is installed, respectively on holding padCoordinate excision waste material with side abnormal-shaped punch A, side abnormal-shaped punch B, side abnormal-shaped punch C and side abnormal-shaped punch D.
6. upper and lower half shell of a kind of special pipe according to claim 5 is cut mould in advance, it is characterized in that: described sideAbnormity is inserted on A and is had notch A, and described side abnormal-shaped punch A can pass in and out its notch A, the punching of the inherent side abnormity of notch AA approach axis the most inboard is provided with lower block; Described side abnormity is inserted on B and is had notch B, described side abnormityDrift B can pass in and out its notch B, side abnormal-shaped punch B approach axis the most inboard, lower block is also installed in notch B;Described lower block is taper, enter in level in the direction of notch A or notch B, the area of section of lower block by little byCumulative large.
7. upper and lower half shell of a kind of special pipe according to claim 1 is cut mould in advance, it is characterized in that: on describedHolding pad has at least one square groove, is fixed with the upper guide pad equating with square groove quantity on described cope match-plate pattern, described inSquare groove and described upper guide pad are slidably matched, and glide direction is above-below direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610153048.5A CN105642735A (en) | 2016-03-17 | 2016-03-17 | Pre-cutting die for upper half shell and lower half shell of special-shaped pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610153048.5A CN105642735A (en) | 2016-03-17 | 2016-03-17 | Pre-cutting die for upper half shell and lower half shell of special-shaped pipe |
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|---|---|
| CN105642735A true CN105642735A (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610153048.5A Pending CN105642735A (en) | 2016-03-17 | 2016-03-17 | Pre-cutting die for upper half shell and lower half shell of special-shaped pipe |
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| CN (1) | CN105642735A (en) |
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| CN106040847A (en) * | 2016-08-01 | 2016-10-26 | 无锡曙光模具有限公司 | Trimming and punching die of special-shaped four-claw half shell |
| CN108097782A (en) * | 2017-12-15 | 2018-06-01 | 无锡曙光模具有限公司 | A kind of lateral incision Trimming Die of automotive air intake end cone housing |
| CN109433905A (en) * | 2018-12-18 | 2019-03-08 | 无锡曙光模具有限公司 | A kind of incision side-cutting die of air outlet end cone upper casing body case |
| CN109454139A (en) * | 2018-12-21 | 2019-03-12 | 富奥威泰克汽车底盘***有限公司 | A kind of pipe fitting angled end-face trimming method and mold |
| CN110899461A (en) * | 2019-11-28 | 2020-03-24 | 无锡曙光模具有限公司 | Heat shield side cutting die of automobile exhaust system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106040847A (en) * | 2016-08-01 | 2016-10-26 | 无锡曙光模具有限公司 | Trimming and punching die of special-shaped four-claw half shell |
| CN108097782A (en) * | 2017-12-15 | 2018-06-01 | 无锡曙光模具有限公司 | A kind of lateral incision Trimming Die of automotive air intake end cone housing |
| CN108097782B (en) * | 2017-12-15 | 2023-11-17 | 无锡曙光模具有限公司 | Side cutting trimming die for automobile air inlet end cone shell |
| CN109433905A (en) * | 2018-12-18 | 2019-03-08 | 无锡曙光模具有限公司 | A kind of incision side-cutting die of air outlet end cone upper casing body case |
| CN109454139A (en) * | 2018-12-21 | 2019-03-12 | 富奥威泰克汽车底盘***有限公司 | A kind of pipe fitting angled end-face trimming method and mold |
| CN110899461A (en) * | 2019-11-28 | 2020-03-24 | 无锡曙光模具有限公司 | Heat shield side cutting die of automobile exhaust system |
| CN110899461B (en) * | 2019-11-28 | 2024-04-26 | 无锡曙光模具有限公司 | Side cutting die for heat shield of automobile exhaust system |
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Application publication date: 20160608 |