CN108067542A - A kind of automobile air outlet end cone processing method of casing and its machining production line - Google Patents

A kind of automobile air outlet end cone processing method of casing and its machining production line Download PDF

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Publication number
CN108067542A
CN108067542A CN201711348395.4A CN201711348395A CN108067542A CN 108067542 A CN108067542 A CN 108067542A CN 201711348395 A CN201711348395 A CN 201711348395A CN 108067542 A CN108067542 A CN 108067542A
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China
Prior art keywords
shell
pin
holding pad
punch
die
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Granted
Application number
CN201711348395.4A
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Chinese (zh)
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CN108067542B (en
Inventor
白瑛
段玉霞
曹枢
曹一枢
周文涵
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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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Priority to CN201711348395.4A priority Critical patent/CN108067542B/en
Publication of CN108067542A publication Critical patent/CN108067542A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/002Processes combined with methods covered by groups B21D1/00 - B21D31/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00Making other particular articles
    • B21D53/88Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Punching Or Piercing (AREA)

Abstract

The invention discloses a kind of automobile air outlet end cone processing method of casing and its machining production lines, including blanking, shaping, shaping and osculum port, lateral incision one, lateral incision two and the process cut, for complicated type face, multistep is divided to carry out punch forming, ensure the molding effect of complex profile, the defects of without cracking, and for the punching die structure advantages of simple of each process, good forming effect.The present invention provides a kind of automobile air outlet end cone processing method of casing and its machining production line, and rational processing method and processing mold are provided for product, can save material and high-volume is suitble to process.

Description

A kind of automobile air outlet end cone processing method of casing and its machining production line
Technical field
The invention belongs to exhaust system field, more particularly to a kind of automobile air outlet end cone processing method of casing and its processing life Producing line.
Background technology
Automobile exhaust system is an automobile engine important system unit during the work time, and in exhaust system The port of air outlet end cone housing connected with catalyst converter barrel tip, size two-port connecting portion die joint is more complicated, And it requires parts precision height, and to ensure to reduce carbon distribution to the greatest extent inside gas channel, also need to ensure that pleat does not occur in housing The defects of wrinkle, and existing air inlet end cone processing method is using casting, not only efficiency is very low, but also is susceptible to It the defects of cracking, bubble, influences to use.
A kind of existing new automobile air outlet end cone housing, as shown in attached drawing 1 to attached drawing 3, the air outlet end cone housing is Taper cover body structure, the both ends of the air outlet end cone housing offer the port of connection, and the port is including small end port and greatly Port is held, the small end port forms gas channel with big end port;The air outlet end cone housing includes first and urges outlet half in advance Shell and second it is pre- urge outlet half-shell, described first it is pre- urge outlet half-shell, second pre- to urge outlet half-shell be air outlet end cone housing along gas Two separated half-shell housings of the direction of circulation road, described first pre- urges outlet half-shell, the second pre- housing side for urging outlet half-shell Edge is both provided with scrap (bridge), and described first urges outlet half-shell with second outlet half-shell to be urged mutually to overlap split welding by scrap (bridge) in advance in advance Form air outlet end cone housing.Since the feature in its type face is various and in irregular shape, requirement on machining accuracy is high, it is difficult to pass through one As method make or be difficult once-forming, it is necessary to a point multistep is processed, therefore selects suitable processing method and choosing Select suitable processing mold.
The content of the invention
Goal of the invention:In order to overcome the deficiencies in the prior art, the present invention provides a kind of automobile air outlet end cone housing Processing method and its machining production line provide rational processing method and processing mold for product.
Technical solution:To achieve the above object, technical scheme is as follows:
A kind of automobile air outlet end cone processing method of casing, comprises the following steps that:
Step 1:Blanking:First it is pre- urge outlet half-shell with second it is pre- urge the even material processing of outlet half-shell, be used in conjunction with it is same fall Tablet carries out processing and forming, and pattern type is in line continuous pattern type, and the blanking piece is approximately round sheet;
Step 2:Shaping:Once drawing carries out blanking piece by molding die, drawing go out first it is pre- urge outlet half-shell, The second pre- monolithic devices face for urging outlet half-shell;Drawing goes out the first pre- arcuation knot that outlet half-shell is urged to urge outlet half-shell in advance with second Structure forms first and urges outlet half-shell, the second pre- big end and small end for urging outlet half-shell in advance, and first urges outlet half-shell, second in advance In advance the big end of outlet half-shell is urged to be integrated mated condition;
Step 3:Shaping:Shaping is carried out to the molding drawing part of preamble by shaping mould;
Step 4:Cut osculum port:The clout that small end port is carried out to the shaping piece of step 3 is cut off, after clout excision To complete small end port machined surface profile;
Step 5:First lateral incision:It is pre- to first to urge outlet half-shell, the second pre- stage casing area that the big end of outlet half-shell is urged to connect The housing two sides in domain carry out trimming, cut out first and pre- urge outlet half-shell, the second pre- big end both sides of edges for urging outlet half-shell Contour shape;
Step 6:Second lateral incision:It is pre- to first urge outlet half-shell, the second pre- housing for urging outlet half-shell both sides of the edge into Row trimming cuts off extra clout, obtains the side edge contour line of two shell half;
Step 7:Trimming:It cuts first and urges outlet half-shell and the second pre- part that outlet half-shell big end is urged to connect in advance, and it is right Big end end face is modified, and modifies out complete big end port machined surface profile;The incision process is with big end finishing process same It is completed in one punching stroke, obtains first and urge outlet half-shell, the second pre- finished work-piece for urging outlet half-shell in advance.
Further, including blanking die, shaping mould, sizing die, cut small mouth mold, the first side-cutting mould, the second side-cutting mould and cut Bian Mo, the plate for processing air outlet end cone housing pass sequentially through blanking die, shaping mould, sizing die, cut small mouth mold, the first lateral incision Mould, the second side-cutting mould and edger carry out punch process, and the workpiece of postorder mold processing using the workpiece that preamble mold is processed as Basis carries out continuing to process;The blanking die, shaping mould, sizing die are single die;Described and small mouth mold and edger are equal For two-step common mode configuration.
Further, the blanking die includes the first lower template, the first cope plate, the first ejector pin and the first positioning pin, institute The first cope plate bottom is stated to be provided with the first punch-pin, be provided with the first cavity plate, first cope plate in first lower template Open mold is carried out compared with the first lower template, and die height is limited by the first limited post;The first cope plate bottom is set Be equipped with the first holding pad, first holding pad is set on the outside of the first punch-pin, first holding pad and the first cope plate it Between coated with excellent power glue, the first punch-pin internal vertical offers pin hole in the direction of the first cavity plate, is set in the pin hole There is the first ejector pin, first ejector pin is connected by the first Rectangular Spring with the first cope plate;Several first positioning pins point Cloth is arranged on the first cavity plate profile surrounding, and first positioning pin includes guide positioning pin and sizing pin, moved along plate The both sides in direction are respectively provided at least two guide positioning pins, and a size is at least set on the moving direction perpendicular to plate Positioning pin, and the sizing pin is arranged on one end of plate blanking, the sizing pin is tangential on previous blanking punching The plate contour edge formed behind hole.
Further, the shaping mould includes the second cope plate, the second lower template, the second locating piece and the second isometry block, The second cope plate bottom is provided with the second cavity plate, is provided with the second punch-pin above second lower template, on described second Template carries out open mold compared with the first lower template, and limits die height by the second limited post;It is provided in the cavity plate Several second play ejector pin;The second holding pad is provided in second lower template, several are embedded in second holding pad Two isometry blocks, the second isometry block distribution are arranged on the profile surrounding of the second punch-pin, and the isometry block is higher by second pressure When flitch, second cope plate and the second lower template mold, the bottom surface of second cavity plate is bonded with several isometry blocks, and institute It is unanimously equal with the gap of the second holding pad to state the second cavity plate;Several second locating piece distributions are arranged on the wheel of the second punch-pin Wide periphery, and several second locating pieces are abutted respectively with the plate contour edge after blanking and tangent setting, described second Locating piece adjusts the spacing of the second locating piece and the second punch-pin by adjusting mechanism.
Further, the adjusting mechanism includes adjusting block and fastening bolt, and second lower template is concavely provided with several Rectangle sliding slot, the sliding slot are opened in the profile surrounding of the second punch-pin, and the adjusting block is slidably arranged in sliding slot, and the tune Locking nub passes through the elastic adjusting of fastening bolt;One end contacted with workpiece of the adjusting block is contact jaw, and the contact jaw is circle Arcuate structure, the arc-shaped structure and the edge of work are tangent.
Further, the sizing die includes the 3rd cope plate, the 3rd lower template and the 3rd positioning pin, the 3rd upper mold Plate bottom is provided with the 3rd cavity plate, is provided with the 3rd punch-pin above the 3rd lower template, and the 3rd cope plate is compared with the Three lower templates carry out open mold, and limit die height by the 3rd limited post;3rd punch-pin, the 3rd cavity plate respectively with warp The Internal periphery of workpiece, outer profile fitting after shaping mold forming;Several three are provided in 3rd cavity plate and plays ejector pins, described the The profile periphery of three punch-pin is provided with the 3rd holding pad, and several 3rd positioning pins, Ruo Gansuo are provided on the 3rd holding pad The outside that the 3rd positioning pin is arranged on the 3rd punch-pin is stated, and the 3rd positioning pin abuts the side of the workpiece after being molded mold forming Edge.
Further, the small end port mold of cutting includes the 4th upper mold seat and the 4th die holder, the 4th upper mold seat Open mold, and the 4th upper mold seat and the 4th die holder pass through /V up and down is carried out with respect to the 4th die holder by guidance set Column limits die height;
4th upper mold seat includes the 4th cope plate, the 4th upper cutter and the 4th holding pad, and the 4th upper cutter is set It puts on the 4th cope plate, the 4th holding pad is arranged on the periphery of the 4th upper cutter, and the 4th holding pad passes through Four unloading bolts are arranged on the 4th cope plate, and the 4th holding pad by the 4th resetting spring with respect to the 4th upper cutter into Row upper and lower displacement, and the 4th holding pad is oriented to by the 4th guide pad and set, the bottom of the 4th holding pad is provided with Concave structure, the contoured profiles of the concave structure match with the lateral face of two half-shells;
4th die holder includes the 4th lower template, the first locating piece A and the first locating piece B, the first locating piece A It is set with the first locating piece B spacing, and cutter cavity is formed between the first locating piece A and the first locating piece B, the described 4th During upper cutter incision, the both sides edge of a knife of the 4th upper cutter is respectively with the first locating piece A, the first locating piece B there are gap, and described Comprising positioning punch surface, the inside of the positioning punch surface and half-shell siamese part on a positioning block A and the first locating piece B Type face matches.
Further, the big end port mold of cutting includes the 7th upper mold seat and the 7th die holder, the 7th upper mold seat Open mold, and the 7th upper mold seat and the 7th die holder pass through /V up and down is carried out with respect to the 7th die holder by guidance set Column limits die height;
7th upper mold seat includes the 7th cope plate, cutter B and holding pad B, and the 7th cope plate bottom is provided with It is provided on cutter B, the cutter B on the outside of the edge of a knife mold insert B, the cutter B and is provided with holding pad B, the holding pad B passes through Unloading bolt is arranged on the 7th cope plate, and the holding pad B can be compared with cutter B upper and lower displacements, institute by resetting spring The bottom for stating holding pad B includes the female profile to match with the upper surface contoured profiles of half-shell siamese part, described cutter B In the surface in the middle part disjunctor region of half-shell siamese part, half-shell siamese part, which by cutter B cut, is separated into two independences Shell half;
7th die holder includes the 7th lower template and the second locating piece B, and the second locating piece B is arranged under the 7th In template, positioning punch surface, the medial type of the positioning punch surface and half-shell siamese part are included on the second locating piece B Face matches.
Advantageous effect:The present invention's is processed by two pieces half-shell even material, saves material, and rational step-by-step process ensures shell Situations such as type face of body is complete and avoids cracking, good forming effect, mould structure used is simple, the part processing precision of production Height can effectively improve production efficiency, and high-volume is suitble to process.
Description of the drawings
Attached drawing 1 is the overall structure diagram of the air outlet end cone housing of the present invention;
Attached drawing 2 is the sectional view of the air outlet end cone housing of the present invention;
Attached drawing 3 is the overall structure side view of the air outlet end cone housing of the present invention;
Attached drawing 4 is the blanking piece stock layout schematic diagram of the step one of the present invention;
Attached drawing 5 is the shaping type face product schematic diagram of the step two of the present invention;
Attached drawing 6 is the shaping type face product schematic diagram of the step three of the present invention;
Attached drawing 7 cuts the product schematic diagram in one end small end shape of the mouth as one speaks face for the step four of the present invention;
Attached drawing 8 cuts other end small end shape of the mouth as one speaks face product schematic diagram for the step four of the present invention;
Attached drawing 9 is the first lateral incision product schematic diagram of the step five of the present invention;
Attached drawing 10 is the second lateral incision product schematic diagram of the step six of the present invention;
The schematic diagram that attached drawing 11 cuts for the housing siamese part of the step seven of the present invention;
Attached drawing 12 cuts off schematic diagram after being cut for the step seven of the present invention to the end face clout of another half-shell;
Attached drawing 13 is the overall structure front view of the blanking die of the present invention;
Attached drawing 14 is the overall structure top view of the blanking die of the present invention;
Attached drawing 15 is the overall structure front view of the molding die of the present invention;
Attached drawing 16 is the Lower die base structure top view of the molding die of the present invention;
Attached drawing 17 is the structure of upper die base top view of the molding die of the present invention;
Attached drawing 18 is the adjusting mechanism schematic diagram of the molding die of the present invention;
Attached drawing 19 is the overall structure front view of the shaping mould of the present invention;
Attached drawing 20 is the overall structure front view for cutting small end port mold of the invention;
Attached drawing 21 is the Lower die base structure top view for cutting small end port mold of the invention;
Attached drawing 22 is the structure of upper die base top view for cutting small end port mold of the invention;
Attached drawing 23 is the overall structure front view of the first side-cutting die of the present invention;
Attached drawing 24 is the Lower die base structure top view of the first side-cutting die of the present invention;
Attached drawing 25 is the overall structure front view of the second side-cutting die of the present invention;
Attached drawing 26 is the Lower die base structure top view of the second side-cutting die of the present invention;
Attached drawing 27 is the overall structure diagram for cutting big end port mold of the invention;
Attached drawing 28 is the Lower die base structure top view for cutting big end port mold of the invention.
Specific embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in attached drawing 4 to attached drawing 12, a kind of automobile air outlet end cone processing method of casing comprises the following steps that:
Step 1:Blanking:First it is pre- urge outlet half-shell with second it is pre- urge the even material processing of outlet half-shell, be used in conjunction with it is same fall Tablet carries out processing and forming, and pattern type is in line continuous pattern type, and the blanking piece is approximately round sheet;
Step 2:Shaping:Once drawing carries out blanking piece by molding die, drawing go out first it is pre- urge outlet half-shell, The second pre- monolithic devices face for urging outlet half-shell;Drawing goes out the first pre- arcuation knot that outlet half-shell is urged to urge outlet half-shell in advance with second Structure forms first and urges outlet half-shell, the second pre- big end and small end for urging outlet half-shell in advance, and first urges outlet half-shell, second in advance In advance the big end of outlet half-shell is urged to be integrated mated condition;
Step 3:Shaping:Shaping is carried out to the molding drawing part of preamble by shaping mould;
Step 4:Cut osculum port:The clout that small end port is carried out to the shaping piece of step 3 is cut off, after clout excision To complete small end port machined surface profile;
Step 5:First lateral incision:It is pre- to first to urge outlet half-shell, the second pre- stage casing area that the big end of outlet half-shell is urged to connect The housing two sides in domain carry out trimming, cut out first and pre- urge outlet half-shell, the second pre- big end both sides of edges for urging outlet half-shell Contour shape;
Step 6:Second lateral incision:It is pre- to first urge outlet half-shell, the second pre- housing for urging outlet half-shell both sides of the edge into Row trimming cuts off extra clout, obtains the side edge contour line of two shell half;
Step 7:Trimming:It cuts first and urges outlet half-shell and the second pre- part that outlet half-shell big end is urged to connect in advance, and it is right Big end end face is modified, and modifies out complete big end port machined surface profile;The incision process is with big end finishing process same It is completed in one punching stroke, obtains first and urge outlet half-shell, the second pre- finished work-piece for urging outlet half-shell in advance.
Further, including blanking die, shaping mould, sizing die, cut small mouth mold, the first side-cutting mould, the second side-cutting mould and cut Bian Mo, the plate for processing air outlet end cone housing pass sequentially through blanking die, shaping mould, sizing die, cut small mouth mold, the first lateral incision Mould, the second side-cutting mould and edger carry out punch process, and the workpiece of postorder mold processing using the workpiece that preamble mold is processed as Basis carries out continuing to process;The blanking die, shaping mould, sizing die are single die;Described and small mouth mold and edger are equal For two-step common mode configuration.
As shown in attached drawing 13 and attached drawing 14, the blanking die includes the first lower template 1-2, the first cope plate 1-3, the first top Pin 1-16 and the first positioning pin, the first cope plate 1-3 bottoms are provided on the first punch-pin 1-8, the first lower template 1-2 The first cavity plate 1-5 is provided with, the first punch-pin 1-8 is fixed on by the first upper mould fixed plate 1-6 on the first cope plate, described First cope plate 1-3 is oriented to 1-10 compared with the first lower template 1-2 progress open molds by rolling, and passes through the first limited post 1- 9 limit die height;The first cope plate 1-3 bottoms are provided with the first holding pad 1-7, and the first holding pad 1-7 is arranged On the outside of the first punch-pin 1-8, coated with excellent power glue 1-13 between the first holding pad 1-7 and the first cope plate 1-3, described the One punch-pin 1-8 internal verticals offer pin hole in the direction of the first cavity plate, and the first ejector pin 1-16 is provided in the pin hole, described First ejector pin 1-16 is connected by the first Rectangular Spring 1-11 with the first cope plate 1-3;Prevent blanking piece from gluing by ejector pin 1-16 It is attached on the first punch-pin 1-8, and blanking piece can be made to be dropped out downwards from cavity plate, several first positioning pin distributions are arranged on first Cavity plate 1-5 profile surroundings, first positioning pin includes guide positioning pin 1-14 and sizing pin 1-15, along the plate side of movement To both sides be respectively provided at least two guide positioning pin 1-14, a ruler is at least set on the moving direction perpendicular to plate Very little positioning pin 1-15, and the sizing pin 1-15 is arranged on one end of plate blanking, the sizing pin 1-15 phases It is cut in the plate contour edge formed after previous blanking and punching.The two of plate moving direction are limited by guide positioning pin 1-14 Side, prevents it from larger offset occurs, and sizing pin 1-15 is arranged on the front of plate feedstock direction, after blanking, plate Forward, the edge of plate can be connected on sizing pin 1-15, and carry out punching next time.
As shown in attached drawing 15, attached drawing 16 and attached drawing 17, the shaping mould includes the second cope plate 2-1, the second lower template 2- 2nd, the second locating piece 2-13 and the second isometry block 2-14, the second cope plate 2-1 bottoms are provided with the second cavity plate 2-6, described The second punch-pin 2-10 is provided with above second lower template 2-2, the second cope plate 2-1 is carried out compared with the first lower template 2-2 Open mold, and die height is limited by the second limited post 2-11;Several second are provided in the cavity plate 2-6 and plays ejector pin 2- 15;Workpiece is prevented to be adhered on the second punch-pin, second male bottom is provided with fixed column 2-16, can eject the work after shaping Part is provided with the second holding pad 2-7 on the second lower template 2-2, and the second holding pad both sides are provided with guide pad 2- 12 couple of second holding pad 2-7 is oriented to, and is embedded with several second isometry block 2-14 in the second holding pad 2-7, and described Two isometry block 2-14 are distributed the profile surrounding for being arranged on the second punch-pin 2-10, and the isometry block 2-14 is higher by second holding pad When 2-7, the second cope plate 2-1 and the second lower template 2-2 are molded, bottom surface and several isometry blocks of the second cavity plate 2-6 2-14 is bonded, and the second cavity plate 2-6 is unanimously equal with the gap of the second holding pad 2-7;Ensure between cavity plate and holding pad Gap uniformity it is consistent, when making punch forming, the consistency of thickness of housing, several second locating piece 2-13 distributions are arranged on the The profile periphery of two punch-pin 2-10, and several second locating piece 2-13 are abutted simultaneously respectively with the plate contour edge after blanking Tangent setting, the second locating piece 2-13 adjust the second locating piece 2-13's and the second punch-pin 2-10 by adjusting mechanism 2-20 Spacing.Design Orientation block positions tablet, ensures tablet position consistency;And second locating piece using adjustable form, Tablet position is debugged during facilitating die trial.
As shown in Figure 18, the adjusting mechanism 2-20 includes adjusting block 2-201 and fastening bolt 2-202, and described second Lower template 2-2 is concavely provided with several rectangle sliding slot 2-204, and the sliding slot 2-204 is opened in the profile surrounding of the second punch-pin 2-10, The adjusting block 2-201 is slidably arranged in sliding slot 2-204, and the adjusting block passes through the elastic adjusting of fastening bolt;The tune One end contacted with workpiece of locking nub 2-201 is contact jaw 2-205, and the contact jaw 2-205 is arc-shaped structure, the circular arc Shape structure and the edge of work are tangent.Debugging process is more convenient by adjustable second locating piece, and locating piece can be made with falling The contact of tablet is closer, and when preventing shaping, play occurs in tablet, and the contact jaw of arc can prevent locating piece from making blanking piece Deformation.
As shown in Figure 19, the sizing die includes the 3rd cope plate 3-1, the 3rd lower template 3-2 and the 3rd positioning pin 3- 14, the 3rd cope plate 3-1 bottoms are provided with the 3rd cavity plate 3-6, and the 3rd punch-pin is provided with above the 3rd lower template 3-2 3-10, the 3rd cope plate 3-1 carry out open mold compared with the 3rd lower template 3-2, and are limited by the 3rd limited post 3-11 Die height;The 3rd punch-pin 3-10, the 3rd cavity plate 3-6 Internal periphery, the outer profile with the workpiece after being molded mold forming respectively Fitting;Several three are provided in the 3rd cavity plate 3-6 and plays ejector pin 3-15, the profile periphery of the 3rd punch-pin 3-10 is set There is the 3rd holding pad 3-7, the both sides of the 3rd holding pad 3-7 are provided with the 3rd lead 3-12, pass through the 3rd lead 3- 12 pair of the 3rd holding pad is oriented to, and is provided with several 3rd positioning pin 3-14 on the 3rd holding pad 3-7, and several described Three positioning pin 3-14 are arranged on the outside of the 3rd punch-pin 3-10, and the 3rd positioning pin 3-14 is abutted after being molded mold forming The edge of workpiece.Shaping is carried out to workpiece by sizing die, makes its type face more fairing transition, reduces the generation of defect, and reach To workpiece with form surface size.
As shown in attached drawing 20 to attached drawing 22, the small end port mold of cutting includes the 4th upper mold seat and the 4th die holder, institute It states the 4th upper mold seat and open mold up and down is carried out with respect to the 4th die holder by guidance set, the guidance set is oriented to roll, And the 4th upper mold seat and the 4th die holder limit die height by limited post 4-14;
4th upper mold seat includes the 4th cope plate 4-8, the 4th upper cutter 4-12 and the 4th holding pad 4-11, and described the Four upper cutter 4-12 are arranged on the 4th cope plate 4-8, and the 4th holding pad 4-11 is arranged on the outer of the 4th upper cutter 4-12 It encloses, and the 4th holding pad 4-11 is arranged on by the 4th unloading bolt 4-17 on the 4th cope plate 4-8, and the 4th pressure Flitch 4-11 carries out upper and lower displacement, and the 4th holding pad 4- by the 4th resetting spring 4-18 with respect to the 4th upper cutter 4-12 11 are oriented to setting by the 4th guide pad 5-15, and the bottom of the 4th holding pad 4-11 is provided with concave structure, the concave The contoured profiles of structure match with the lateral face of two half-shells;Further include the 4th upper padding plate 4-9 and the 4th upper mounted plate 4- 10, the 4th upper cutter 4-12 pass sequentially through the 4th upper mounted plate 4-10, the 4th upper padding plate 4-9 and the 4th cope plate is fixed and connected It connects;The 4th unloading bolt 4-17 is connected through the 4th upper padding plate 4-9 and the 4th upper mounted plate with the 4th holding pad 4-11, and /V is carried out to the 4th holding pad;Upper cutter insert 4-13 is inlaid on the 4th upper cutter 4-12, after cutting blade abrasion Cutting edge replace;
4th die holder includes the 4th lower template 4-3, the first locating piece A4-5 and the first locating piece B4-6, and described the A positioning block A4-5 and the first locating piece B4-6 spacing are set, and the shape between the first locating piece A4-5 and the first locating piece B4-6 Into cutter cavity 4-16, in the 4th upper cutter 4-12 incisions, the both sides edge of a knife of the 4th upper cutter 4-12 is respectively with first Locating piece A4-5, the first locating piece B4-6 are there are gap, and the first locating piece A4-5 on the first locating piece B4-6 with including Punch surface is positioned, the positioning punch surface matches with the medial type face of half-shell siamese part.
Further include the 4th lower installation board 4-1, the four times support block 4-2 and the 4th lower bolster 4-4, the first locating piece A4-5 It is connected with the first locating piece B4-6 by the 4th lower bolster 4-4 with lower template, the 4th lower template bottom passes through several four Lower support block 4-2 is connected with the 4th lower installation board 4-1;On the first locating piece A4-5 and the first locating piece B4-6 on the 4th The one side of cutter is mounted on edge of a knife mold insert 4-7, and the cutting edge after being worn convenient for lower cutter is replaced;The edge of a knife mold insert 4-7 and Four upper cutter 4-12 are correspondingly arranged.
As shown in attached drawing 23 and attached drawing 24, first side-cutting die includes the 5th die holder and compared under the described 5 Die holder carries out the 5th upper mold seat of open mold, and the 5th upper mold seat includes the 5th cope plate 5-2, the 5th holding pad 5-7 and the One underneath type inclined wedge, the 5th holding pad 5-7 is arranged on the bottom of the 5th cope plate 5-2, and the 5th holding pad 5-7 leads to Unloading bolt 5-22 and Rectangular Spring 5-21 are crossed with respect to the 5th cope plate 5-2 upper and lower displacements, the first underneath type inclined wedge includes First cam unit A5-13 and the first cam unit B5-14, the first cam unit A5-13, the first cam unit B5-14 On be separately installed with the first side blow head A5-12, the first side blow head B5-8;5th die holder include the 5th lower template 5-1 and Include on the five times positioning plate 5-5 being arranged on the 5th lower template 5-1, the five times positioning plate 5-5 and urged in advance with first The first location type face that the type face of air inlet half-shell matches.
As shown in attached drawing 25 and attached drawing 26, second side-cutting die includes the 6th die holder and compared under the described 6 Die holder carries out the 6th upper mold seat of open mold, and the 6th upper mold seat includes the 6th cope plate 6-2, the 6th holding pad 6-12 and the Two underneath type inclined wedges, the 6th holding pad 6-12 are arranged on the bottom of the 6th cope plate 6-2, and the 6th holding pad 6-12 With respect to the 6th cope plate 6-2 upper and lower displacements, the second underneath type inclined wedge includes the second cam unit A6-10 and the second inclined wedge group The second side punch A6-13, are separately installed on part B6-11, the second cam unit A6-10, the second cam unit B6-11 Two side blow head B6-14;6th die holder include the 6th lower template 6-1 and be arranged on the 6th lower template 6-1 the 6th under Include the second positioning for second the type face of air inlet half-shell being urged to match in advance on positioning plate 6-8, the six times positioning plate 6-8 Type face.
As shown in attached drawing 27 and attached drawing 28, the big end port mold of cutting includes the 7th upper mold seat and the 7th die holder, institute It states the 7th upper mold seat and open mold, and under the 7th upper mold seat and the 7th up and down is carried out with respect to the 7th die holder by guidance set Die holder limits die height by limited post 28;
7th upper mold seat includes the 7th cope plate 16, cutter B27 and holding pad B22,16 bottom of the 7th cope plate Portion is provided on cutter B27, the cutter B and is provided with edge of a knife mold insert B12, facilitates the replacement after the processing and abrasion of cutter B, institute It stating and holding pad B22 is provided on the outside of cutter B27, the holding pad B22 is arranged on by unloading bolt on the 7th cope plate 16, And the holding pad B22 by resetting spring can compared with cutter B upper and lower displacements, the bottom of the holding pad B22 include with The female profile that the upper surface contoured profiles of half-shell siamese part match, the cutter B27 are located in the middle part of half-shell siamese part and connect The surface of body region, half-shell siamese part, which by cutter B27 cut, is separated into two independent shell half;
7th die holder includes the 7th lower template 3 and the second locating piece B11, and the second locating piece B11 is arranged on In 7th lower template 3, positioning punch surface, the positioning punch surface and half-shell disjunctor are included on the second locating piece B11 The medial type face of part matches.Incision separation is carried out to housing siamese part by cutter B, obtains two independent half-shell housings, When cutting, and the big end type face of at least one half-shell is molded simultaneously, cut-out while reaches dimensional accuracy;Or it is cutting When opening, while two half-shells is made all to reach the dimensional accuracies of needs.
It further includes cutter A21, holding pad A19 and the second locating piece A6, the cutter A21 is arranged on the 7th cope plate 16 On, it is provided on the cutter A21 on the outside of the edge of a knife mold insert A7, the cutter A21 and is provided with holding pad A19, the holding pad A19 is arranged on by unloading bolt on the 7th cope plate 16, and the holding pad A19 can be compared with cutter A by resetting spring Upper and lower displacement, the bottom of the holding pad A19 include the concave type to match with the upper surface contoured profiles of half-shell siamese part Face;The cutter A21 spacing cutters B27 is set, and the cutter A, cutter B respectively carry out two shell half on big end port type Face is molded;The second locating piece A6 is arranged in the 7th lower template 3, and positioning convex model is included on the second locating piece A6 Face, the positioning punch surface match with the medial type face of half-shell siamese part.Due to cut while to two half-shell shells The big end end face of body part carries out there are problems that larger flash or since cutter sharpness causes hair when shaping reaches drawing size Side or the slight deformation in port type face, therefore, when cutting housing siamese part, make the big end of one of half-shell housing directly into Type goes out type face, another half-shell housing retains clout scrap (bridge), and passes through the second locating piece A6 and cutter A21 and clout scrap (bridge) is carried out It cuts off again, ensures the dimensional accuracy of its big end end face, two processes are arranged in same mold, being manufactured into for mold can be saved This, and two-step common mode, production efficiency has been significantly increased.
Cutter A21 is fixed on the 7th cope plate bottom by cutter fixed plate 20, under the opposite with cutter fixed plate the 7th Fixed block 9 is provided in template, edge of a knife mold insert 8 is provided on the fixed block 9, the edge of a knife mold insert 8 is corresponding with cutter A to be set It puts, edge of a knife mold insert 8 facilitates replacement when punch process and cutting edge abrasion.
The above is only the preferred embodiment of the present invention, it should be pointed out that:For the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (8)

1. a kind of automobile air outlet end cone processing method of casing, it is characterised in that:It comprises the following steps that:
Step 1:Blanking:First urges outlet half-shell with second outlet half-shell to be urged even to expect to process in advance in advance, is used in conjunction with same blanking piece Processing and forming is carried out, pattern type is in line continuous pattern type, and the blanking piece is approximately round sheet;
Step 2:Shaping:Once drawing is carried out to blanking piece by molding die, drawing goes out first and urges outlet half-shell, second in advance The pre- monolithic devices face for urging outlet half-shell;Drawing goes out the first pre- arc structure that outlet half-shell is urged to urge outlet half-shell in advance with second, shape Into the first pre- big end and small end that outlet half-shell, second is urged to urge outlet half-shell in advance, and first urges outlet half-shell, second to urge out in advance in advance The big end of gas half-shell is integrated mated condition;
Step 3:Shaping:Shaping is carried out to the molding drawing part of preamble by shaping mould;
Step 4:Cut osculum port:The clout that small end port is carried out to the shaping piece of step 3 is cut off, and has been obtained after clout excision Whole small end port machined surface profile;
Step 5:First lateral incision:It is pre- to first to urge outlet half-shell, the second pre- stage casing region that the big end of outlet half-shell is urged to connect Housing two sides carry out trimming, cut out first and pre- urge outlet half-shell, the profile of the second pre- big end both sides of edges for urging outlet half-shell Shape;
Step 6:Second lateral incision:It cuts the both sides of the edge of the housing that outlet half-shell, second is urged to urge outlet half-shell in advance pre- to first Side cuts off extra clout, obtains the side edge contour line of two shell half;
Step 7:Trimming:It cuts first and urges outlet half-shell and the second pre- part that outlet half-shell big end is urged to connect in advance, and to big end End face is modified, and modifies out complete big end port machined surface profile;The incision process is with big end finishing process in same punching It is completed in pressure stroke, obtains first and urge outlet half-shell, the second pre- finished work-piece for urging outlet half-shell in advance.
2. implement the machining production line of automobile air outlet end cone processing method of casing described in claim 1, it is characterised in that:Including Blanking die, shaping mould, cut small mouth mold, the first side-cutting mould, the second side-cutting mould and edger at sizing die, for processing air outlet end cone The plate of housing passes sequentially through blanking die, shaping mould, sizing die, cuts small mouth mold, the first side-cutting mould, the second side-cutting mould and edger Punch process is carried out, and the workpiece of postorder mold processing carries out continuing to process based on the workpiece that preamble mold is processed;It is described Blanking die, shaping mould, sizing die are single die;Described and small mouth mold and edger are two-step common mode configuration.
3. the machining production line of automobile air outlet end cone processing method of casing according to claim 2, it is characterised in that:It is described Blanking die include the first lower template (1-2), the first cope plate (1-3), the first ejector pin (1-16) and the first positioning pin, described first Cope plate (1-3) bottom is provided with the first punch-pin (1-8), is provided with the first cavity plate (1-5) in first lower template (1-2), First cope plate (1-3) carries out open mold compared with the first lower template (1-2), and is limited by the first limited post (1-9) Die height;First cope plate (1-3) bottom is provided with the first holding pad (1-7), and first holding pad (1-7) is arranged On the outside of the first punch-pin (1-8), excellent power glue (1- is coated between first holding pad (1-7) and the first cope plate (1-3) 13), the first punch-pin (1-8) internal vertical offers pin hole in the direction of the first cavity plate, and first is provided in the pin hole Ejector pin (1-16), first ejector pin (1-16) are connected by the first Rectangular Spring (1-11) with the first cope plate (1-3);It is several The first positioning pin distribution is arranged on the first cavity plate (1-5) profile surrounding, and first positioning pin includes guide positioning pin (1- 14) with sizing pin (1-15), two guide positioning pins (1-14) are respectively provided at least along the both sides of plate moving direction, One sizing pin (1-15) is at least set on the moving direction of plate, and the sizing pin (1-15) is set In one end of plate blanking, the sizing pin (1-15) is tangential on the plate profile side formed after previous blanking and punching Edge.
4. the machining production line of automobile air outlet end cone processing method of casing according to claim 2, it is characterised in that:It is described Shaping mould includes the second cope plate (2-1), the second lower template (2-2), the second locating piece (2-13) and the second isometry block (2-14), Second cope plate (2-1) bottom is provided with the second cavity plate (2-6), and second is provided with above second lower template (2-2) Punch-pin (2-10), second cope plate (2-1) carries out open mold compared with the first lower template (2-2), and passes through the second /V Column (2-11) limits die height;Several second are provided in the cavity plate (2-6) and plays ejector pin (2-15);Second lower template The second holding pad (2-7) is provided on (2-2), several second isometry blocks (2-14) are embedded in second holding pad (2-7), Second isometry block (2-14) distribution is arranged on the profile surrounding of the second punch-pin (2-10), and the isometry block (2-14) is higher by institute The second holding pad (2-7) is stated, when second cope plate (2-1) molds with the second lower template (2-2), the second cavity plate (2- 6) bottom surface is bonded with several isometry blocks (2-14), and second cavity plate (2-6) is consistent with the gap of the second holding pad (2-7) It is equal;Several second locating pieces (2-13) distributions are arranged on the profile periphery of the second punch-pin (2-10), and several described the Two locating pieces (2-13) are abutted respectively with the plate contour edge after blanking and tangent setting, and second locating piece (2-13) is logical Overregulate the spacing that mechanism (2-20) adjusts the second locating piece (2-13) and the second punch-pin (2-10).
5. the machining production line of automobile air outlet end cone processing method of casing according to claim 4, it is characterised in that:It is described Adjusting mechanism (2-20) includes adjusting block (2-201) and fastening bolt (2-202), and second lower template (2-2) is concavely provided with Several rectangle sliding slots (2-204), the sliding slot (2-204) are opened in the profile surrounding of the second punch-pin (2-10), the adjusting block (2-201) is slidably arranged in sliding slot (2-204), and the adjusting block passes through the elastic adjusting of fastening bolt;Adjusting block (the 2- 201) one end contacted with workpiece be contact jaw (2-205), the contact jaw (2-205) be arc-shaped structure, the circular arc Shape structure and the edge of work are tangent.
6. the machining production line of automobile air outlet end cone processing method of casing according to claim 2, it is characterised in that:It is described Sizing die includes the 3rd cope plate (3-1), the 3rd lower template (3-2) and the 3rd positioning pin (3-14), the 3rd cope plate (3- 1) bottom is provided with the 3rd cavity plate (3-6), is provided with the 3rd punch-pin (3-10) above the 3rd lower template (3-2), and described the Three cope plates (3-1) carry out open mold compared with the 3rd lower template (3-2), and limit molding height by the 3rd limited post (3-11) Degree;3rd punch-pin (3-10), the 3rd cavity plate (3-6) respectively with after being molded mold forming the Internal periphery of workpiece, outer profile paste It closes;Several three are provided in 3rd cavity plate (3-6) and plays ejector pin (3-15), the profile periphery of the 3rd punch-pin (3-10) The 3rd holding pad (3-7) is provided with, several 3rd positioning pins (3-14), Ruo Gansuo are provided on the 3rd holding pad (3-7) The outside that the 3rd positioning pin (3-14) is arranged on the 3rd punch-pin (3-10) is stated, and the 3rd positioning pin (3-14) is abutted through shaping The edge of workpiece after mold forming.
7. the machining production line of automobile air outlet end cone processing method of casing according to claim 2, it is characterised in that:It is described Cutting small end port mold includes the 4th upper mold seat and the 4th die holder, and the 4th upper mold seat passes through under guidance set the opposite 4th Die holder carries out open mold, and the 4th upper mold seat and the 4th die holder limit die height by limited post up and down;
4th upper mold seat includes the 4th cope plate (4-8), the 4th upper cutter (4-12) and the 4th holding pad (4-11), described 4th upper cutter (4-12) is arranged on the 4th cope plate (4-8), and the 4th holding pad (4-11) is arranged on the 4th upper cutter The periphery of (4-12), and the 4th holding pad (4-11) is arranged on the 4th cope plate (4- by the 4th unloading bolt (4-17) 8) on, and the 4th holding pad (4-11) is carried out up and down by the 4th resetting spring (4-18) with respect to the 4th upper cutter (4-12) Displacement, and the 4th holding pad (4-11) is oriented to by the 4th guide pad (5-15) and set, the 4th holding pad (4-11) Bottom be provided with concave structure, the contoured profiles of the concave structure match with the lateral face of two half-shells;
4th die holder includes the 4th lower template (4-3), the first locating piece A (4-5) and the first locating piece B (4-6), described First locating piece A (4-5) is set with first locating piece B (4-6) spacing, and in the first locating piece A (4-5) and the first locating piece B Cutter cavity (4-16), in the 4th upper cutter (4-12) incision, the two of the 4th upper cutter (4-12) are formed between (4-6) Side tool mouth respectively with the first locating piece A (4-5), the first locating piece B (4-6) there are gap, the first locating piece A (4-5) with Comprising positioning punch surface, the medial type face phase of the positioning punch surface and half-shell siamese part on first locating piece B (4-6) It coincide.
8. the machining production line of automobile air outlet end cone processing method of casing according to claim 2, it is characterised in that:It is described Cutting big end port mold includes the 7th upper mold seat and the 7th die holder, and the 7th upper mold seat passes through under guidance set the opposite 7th Die holder carries out open mold, and the 7th upper mold seat and the 7th die holder limit die height by limited post up and down;
7th upper mold seat includes the 7th cope plate (16), cutter B (27) and holding pad B (22), the 7th cope plate (16) bottom is provided with cutter B (27), and edge of a knife mold insert B (12) is provided on the cutter B, is set on the outside of the cutter B (27) Holding pad B (22) is equipped with, the holding pad B (22) is arranged on by unloading bolt on the 7th cope plate (16), and the binder Plate B (22) can be compared with cutter B upper and lower displacements by resetting spring, and the bottom of the holding pad B (22) includes to be connected with half-shell The female profile that the upper surface contoured profiles of body part match, the cutter B (27) are located at the middle part disjunctor area of half-shell siamese part The surface in domain, half-shell siamese part, which by cutter B (27) cut, is separated into two independent shell half;
7th die holder includes the 7th lower template (3) and the second locating piece B (11), and the second locating piece B (11) is set In the 7th lower template (3), positioning punch surface, the positioning punch surface and half are included on the second locating piece B (11) The medial type face of shell siamese part matches.
CN201711348395.4A 2017-12-15 2017-12-15 Machining method and machining production line for automobile air outlet end cone shell Active CN108067542B (en)

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CN109048218A (en) * 2018-08-21 2018-12-21 内蒙古第机械集团股份有限公司 The cold stamping method of armour steel revolution bodily form shell conical part
CN109047495A (en) * 2018-08-10 2018-12-21 彭波 A kind of vehicle frame linking arm Drawing Die
CN109396246A (en) * 2018-12-12 2019-03-01 无锡曙光模具有限公司 A kind of side-cutting die of automobile parts half-shell
CN109482737A (en) * 2018-11-30 2019-03-19 宁波凯荣船用机械有限公司 Film-type liquefied natural gas cargo tank maintenance system stainless steel wave card nut cap makes tooling and manufacture craft
CN109482728A (en) * 2018-12-17 2019-03-19 无锡曙光模具有限公司 A kind of hole flanging flanging die of automobile air outlet end cone
CN110193555A (en) * 2019-07-12 2019-09-03 中国石油大学(华东) A kind of composite die
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
CN110947837A (en) * 2019-11-28 2020-04-03 无锡曙光模具有限公司 Forming process and forming die for air outlet end cone of automobile exhaust system
CN110947839A (en) * 2019-11-28 2020-04-03 无锡曙光模具有限公司 Forming die of automobile engine machine storehouse covering
CN110985181A (en) * 2019-11-28 2020-04-10 无锡曙光模具有限公司 Pipeline heat shield structure of automobile exhaust system and machining process thereof
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CN112705627A (en) * 2020-12-11 2021-04-27 无锡曙光模具有限公司 Forming die of automobile end cone shell and machining process thereof
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CN114393094A (en) * 2021-12-17 2022-04-26 无锡曙光精密工业有限公司 Machining die and machining method for lower shell of automobile

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CN108296347A (en) * 2017-12-15 2018-07-20 无锡曙光模具有限公司 A kind of automotive air intake end cone shell and its processing method
CN108296347B (en) * 2017-12-15 2024-04-26 无锡曙光模具有限公司 Automobile air inlet end cone shell and processing method thereof
CN109047495A (en) * 2018-08-10 2018-12-21 彭波 A kind of vehicle frame linking arm Drawing Die
CN109048218A (en) * 2018-08-21 2018-12-21 内蒙古第机械集团股份有限公司 The cold stamping method of armour steel revolution bodily form shell conical part
CN109482737A (en) * 2018-11-30 2019-03-19 宁波凯荣船用机械有限公司 Film-type liquefied natural gas cargo tank maintenance system stainless steel wave card nut cap makes tooling and manufacture craft
CN109396246A (en) * 2018-12-12 2019-03-01 无锡曙光模具有限公司 A kind of side-cutting die of automobile parts half-shell
CN109482728A (en) * 2018-12-17 2019-03-19 无锡曙光模具有限公司 A kind of hole flanging flanging die of automobile air outlet end cone
CN110193555A (en) * 2019-07-12 2019-09-03 中国石油大学(华东) A kind of composite die
CN110193555B (en) * 2019-07-12 2020-07-21 中国石油大学(华东) Composite die
CN110985181A (en) * 2019-11-28 2020-04-10 无锡曙光模具有限公司 Pipeline heat shield structure of automobile exhaust system and machining process thereof
CN110947839A (en) * 2019-11-28 2020-04-03 无锡曙光模具有限公司 Forming die of automobile engine machine storehouse covering
CN110947837A (en) * 2019-11-28 2020-04-03 无锡曙光模具有限公司 Forming process and forming die for air outlet end cone of automobile exhaust system
CN110947839B (en) * 2019-11-28 2024-04-26 无锡曙光模具有限公司 Forming die of automobile engine machine storehouse covering
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
CN111136163A (en) * 2019-12-06 2020-05-12 无锡曙光模具有限公司 Automobile air outlet shell and stamping process thereof
CN112705627A (en) * 2020-12-11 2021-04-27 无锡曙光模具有限公司 Forming die of automobile end cone shell and machining process thereof
CN112705627B (en) * 2020-12-11 2023-02-24 无锡曙光模具有限公司 Forming die of automobile end cone shell and machining process thereof
CN113458252A (en) * 2021-07-05 2021-10-01 武汉日晗精密机械有限公司 Forming process of stainless steel exhaust half-shell stamping part and edge upsetting die
CN114393094A (en) * 2021-12-17 2022-04-26 无锡曙光精密工业有限公司 Machining die and machining method for lower shell of automobile
CN114393094B (en) * 2021-12-17 2023-06-16 无锡曙光精密工业有限公司 Machining die and machining method for automobile lower shell

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