CN108620485A - Mold and method for being molded the hollow net metal sound equipment guard of oval ball - Google Patents
Mold and method for being molded the hollow net metal sound equipment guard of oval ball Download PDFInfo
- Publication number
- CN108620485A CN108620485A CN201810315929.1A CN201810315929A CN108620485A CN 108620485 A CN108620485 A CN 108620485A CN 201810315929 A CN201810315929 A CN 201810315929A CN 108620485 A CN108620485 A CN 108620485A
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- Prior art keywords
- sound equipment
- equipment guard
- elastic rubber
- oval ball
- net metal
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Classifications
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- 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
- B21D31/00—Other methods for working sheet metal, metal tubes, metal profiles
- B21D31/04—Expanding other than provided for in groups B21D1/00 - B21D28/00, e.g. for making expanded metal
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/02—Local etching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The present invention discloses a kind of mold for being molded the hollow net metal sound equipment guard of oval ball, including lower die holder, a lower die is installed on lower die holder, the forming cavity for being formed in lower die and matching on the hollow net metal sound equipment net cover structure of oval ball, lower die upper end sets the elastic rubber upper cores of energy activity implantation forming cavity, elastic rubber upper cores, which are equipped with, can drive elastic rubber upper cores mobile and/or the compression bar of extruding elastic rubber upper cores expansion, compression bar upper end sets upper mold affixed therewith, and upper mold upper end sets upper die holder；When molding, sound equipment guard to be formed is set in elastic rubber upper cores and takes to hold by elastic rubber upper cores is implanted into forming cavity from top to bottom, movement makes compression bar squeeze elastic rubber upper cores vertically downwards to upper mold vertically downwards, the compressing of elastic rubber upper cores expands and outwardly against sound equipment guard to be formed, the forming cavity of lower die is coordinated to complete the molding hollow net metal sound equipment guard of oval ball.
Description
Technical field
The present invention relates to the moulding field of metal material, more particularly to is used to be molded the hollow net metal sound equipment guard of oval ball
Mold and method.
Background technology
In existing metal material processing technical field, since Sheet Metal Forming Technology is at low cost, stabilization etc. after diel molding
Advantage and be used in the punch forming process of various metallic material shells.But existing diel is usually only processed
Go out the product of such as cuboid, cylinder class comparison rule shape, and then can not for the shape of oval ball (refer to the attached drawing 1)
Processing is directly completed through the stamping process.Do not increase cost to meet, reach client structure diversity requirement,
The creator of this exercises devises a kind of mold and method for being molded the hollow net metal sound equipment guard of oval ball, leads to
Oval, the hollow web-shaped product of sphere processing can be completed by crossing Sheet Metal Forming Technology then.
Invention content
The technical issues of solution of the present invention be for the above-mentioned prior art in existing defect, provide it is a kind of solve it is existing
Have that utilize Sheet Metal Forming Technology that cannot be molded in technology oval, the hollow web-shaped product of sphere for being molded the hollow netted gold of oval ball
Dominant rings the mold and method of guard.
According to the first aspect of the invention, the technical solution adopted by the present invention is as follows:One kind is for being molded oval ball sky
The mold of heart net metal sound equipment guard, including lower die holder are installed with a lower die on the lower die holder, be formed in the lower die with
The forming cavity to match on the hollow net metal sound equipment net cover structure of oval ball, the lower die upper end are set described in energy activity implantation
The elastic rubber upper cores of forming cavity, the elastic rubber upper cores be equipped with elastic rubber upper cores can be driven mobile and/or
The compression bar of elastic rubber upper cores expansion is squeezed, the compression bar upper end sets upper mold affixed therewith, and the upper mold upper end sets upper mold
Seat；When molding, sound equipment guard to be formed is set in the elastic rubber upper cores and is taken by the elastic rubber upper cores
It holds and is implanted into the forming cavity from top to bottom, the upper mold is mobile vertically downwards to make the compression bar squeeze the elastic rubber vertically downwards
Glue upper cores, the elastic rubber upper cores compressing expand and outwardly against sound equipment guard to be formed, coordinate the lower die
Forming cavity completes the molding hollow net metal sound equipment guard of oval ball.
It is expanded on further as to upper technical solution,
In the above-mentioned technical solutions, the forming cavity includes the first forming part and the second forming part, first forming part
Positioned at the top of forming cavity, and first forming part is round table-like cavity；Second forming part is located at the lower part of forming cavity,
And second forming part is oval mesa-shaped cavity.
In the above-mentioned technical solutions, the lower die and the upper mold are respectively steel lower die and steel upper mold.
The mold of the present invention by the upper cores of existing diel by using elastic expansion rubber bodies, when to be punched
After in the forming cavity of cylindric embryo material indentation lower die, make elastic expansion rubber bodies in cooperation compression bar indentation elastic expansion rubber bodies
Outwardly against sound equipment guard to be formed, the forming cavity of the lower die is coordinated to complete the molding hollow net metal sound equipment of oval ball
Guard, good forming effect, shaping efficiency are high, and pass through the hollow net metal sound equipment net of oval ball that expanding die processes
Cover attractive appearance, mesh are uniform, and stability is high.
According to the second aspect of the invention, the technical solution adopted by the present invention is as follows:One kind is for being molded oval ball sky
The method of heart net metal sound equipment guard, includes the following steps：
Step A. is cut
Metal embryo material is cut to sheet embryo material to be formed using punching machine；
Step B. etchings
I cleanings:The sheet embryo material to be formed of cutting is cleaned using supersonic wave cleaning machine matching purge liquid, is gone
Except its surface and oil contaminant；
II etches pre-treatment：Sheet embryo material to be formed is coated photosensitive-ink, prebake, exposure successively and is shown
Shadow processing；
III etches hollow reticulated cell:The sheet embryo material to be formed for completing etching pre-treatment is delivered to chemical etching
In machine, chemical etching liquor hollow reticulated cell of etch-forming matched shape and number on sheet embryo material to be formed is matched；
IV etching post-processings:The sheet embryo material to be formed that etched hollow reticulated cell is immersed in deinking solution and is removed
Then ink uses hot-air seasoning to dry；
Half round table-like sound equipment guard of step C. pre-profiling
I press machines coordinate diel will etched the sheet embryo material pressing and bending to be formed of hollow reticulated cell at
Type is cylindrical shape sound equipment guard；
II using seamless welding machine by the joint close for the cylindrical shape sound equipment guard being placed in matched fixed fixture into
Row seamless welding makes the molding cylindrical shape sound equipment guard of pressing and bending be shaped to whole cylindrical shape sound equipment guard；
Step D. expands punch forming
Pre-profiling is that whole cylindrical shape sound equipment guard is sleeved on described one kind such as first aspect for being molded by I
In the elastic rubber upper cores of the mold of the hollow net metal sound equipment guard of oval ball；
II starts the press machine for the mold for having installed the molding hollow net metal sound equipment guard of oval ball, by the punching press
Machine drives upper mold, compression bar and elastic rubber upper cores vertically movable, makes the cylindrical shape sound equipment guard implantation that pre-profiling is whole
The forming cavity, press machine drive the compression bar to squeeze elastic rubber upper cores and make elastic rubber upper cores compressing expansion and to
Expansion punching press is completed in outer extruded cylinder shape sound equipment guard, cylindrical shape sound equipment guard evagination and the forming cavity that reclines, matching
It is molded the hollow net metal sound equipment guard of oval ball.
It is expanded on further as to upper technical solution,
In the above-mentioned technical solutions, in step B, the cleaning solution that is injected in the supersonic wave cleaning machine be include hydroxide
The alkaline cleaning fluid of sodium, sodium carbonate and neopelex, and scavenging period is:280s~320s.
In the above-mentioned technical solutions, in step B, the prebake is dried using hot wind prebake or using vulcanizing machine, is dried
Dry temperature is 30~40 DEG C, and drying time is 10~15min.
In the above-mentioned technical solutions, in step B, the chemical etching liquor is alkaline copper chloride etching solution or acidic copper chloride
Etching solution, and when etching, the etching groove of chemical etcher and the temperature of chemical etching liquor are set as 30 DEG C~45 DEG C.
In the above-mentioned technical solutions, in step B, the deinking solution is 20% sodium hydroxide solution, and is located after the etching
It manages in step, the time that etched in the sheet embryo material immersion deinking solution to be formed of hollow reticulated cell is 8min~10min,
The temperature of deinking solution is set as 50 DEG C~60 DEG C.
In the above-mentioned technical solutions, in step D, compression bar is pressed into the surge of elastic rubber upper cores by the press machine
It is 60~80 tons, is stamped and formed out as 100mm~120mm, impact velocity is 3cm/s~5cm/s.
In the above-mentioned technical solutions, the metal embryo material is precision SPCC nickel plated steel strips, and thickness is 0.5~0.8mm
Compared with prior art, the method for being molded the hollow net metal sound equipment guard of oval ball of the invention:It is logical
It crosses Sheet Metal Forming Technology cooperation expandable die and realizes continuous and automatic punching press, and then be molded the hollow net metal sound equipment net of oval ball
Cover, shaping efficiency height, the hollow net metal sound equipment guard attractive appearance of oval ball processed by expanding die, mesh
Uniformly, stability is high.
Description of the drawings
Fig. 1 is the mold of the present invention and the schematic diagram of the hollow net metal sound equipment guard of the molding oval ball of method；
Fig. 2 is the stereogram of the mold of the molding hollow net metal sound equipment guard of oval ball of the present invention；
Fig. 3 is the exploded view of Fig. 2；
Fig. 4 is the sectional view of Fig. 3；
Fig. 5 is the flow diagram for the method for implementing the present invention molding hollow net metal sound equipment guard of oval ball.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.
Embodiment 1
Refer to the attached drawing 1-4, a kind of mold for being molded the hollow net metal sound equipment guard of oval ball, including lower die holder
001, a lower die 002 is installed on the lower die holder 001, is formed in the lower die 002 and the hollow net metal sound of oval ball
The forming cavity 003 to match in guard (attached drawing is not shown) structure is rung, 002 upper end of the lower die is set can the activity implantation molding
The elastic rubber upper cores 004 of chamber 003, the elastic rubber upper cores 004, which are equipped with, can drive elastic rubber upper cores 004 to move
Compression bar 005 that is dynamic and/or squeezing 004 expansion of elastic rubber upper cores, 005 upper end of the compression bar set upper mold 006 affixed therewith,
006 upper end of the upper mold sets upper die holder 007, and in practice, the upper die holder 007 is connect with press machine, and can be driven by press machine
And move, and the lower die holder 001, lower die 002 are then that opposite press machine is fixed, and the elastic rubber upper cores 004 with
The compression bar 005 is connected together, and press machine makes compression bar 005 move vertically downwards by upper die holder 007, upper mold 006, band
The matching of dynamic elasticity rubber upper cores 004 is moved vertically downwards, and the bottom of elastic rubber upper cores 004 first contacts against the lower die
002 and forming cavity 003, as compression bar 005 moves further downward, it is right to act on elastic rubber upper cores 004 for compression bar 005 at this time
It is squeezed, and laterally uniformly extends outward after so that elastic rubber upper cores 004 is compressed and vertical central direction expands；It is real
When border uses expandable die machine-shaping, sound equipment guard 000 to be formed (cylindrical shape sound equipment guard) is set in the elasticity
In rubber upper cores 004 and take to hold by the elastic rubber upper cores 004 and be implanted into the forming cavity 003 from top to bottom, it is described on
Movement makes the compression bar 005 squeeze the elastic rubber upper cores 004, the elastic rubber vertically downwards to mould 006 vertically downwards
The compressing of upper cores 004 expands and outwardly against sound equipment guard to be formed, the forming cavity 003 of the lower die 002 is coordinated (to be molded
In the process, the madial wall of forming cavity 003 is by stopping that the wall of sound equipment guard continues to be shaped to matched shape by expanding evagination) it is complete
At the molding hollow net metal sound equipment guard of oval ball.
Refer to the attached drawing 1-4, in the present embodiment, preferably, the forming cavity 003 includes the first forming part 31 and second
Forming part 32, first forming part 31 is located at the top of forming cavity 003, and first forming part 31 is round table-like cavity；
Second forming part 32 is located at the lower part of forming cavity 003, and second forming part 32 is oval mesa-shaped cavity, and at this
In embodiment, the lower die 002 and the upper mold 006 are respectively steel lower die and steel upper mold.
Embodiment 2
Refer to the attached drawing 4, a method of it is used to be molded the hollow net metal sound equipment guard of oval ball, including walks as follows
Suddenly：
Step S21. is cut
Metal embryo material is cut to sheet embryo material to be formed using punching machine；
Step S22. etchings
I cleanings:The sheet embryo material to be formed of cutting is cleaned using supersonic wave cleaning machine matching purge liquid, is gone
Except its surface and oil contaminant；
II etches pre-treatment：Sheet embryo material to be formed is coated photosensitive-ink, prebake, exposure successively and is shown
Shadow processing；
III etches hollow reticulated cell:The sheet embryo material to be formed for completing etching pre-treatment is delivered to chemical etching
In machine, chemical etching liquor hollow reticulated cell of etch-forming matched shape and number on sheet embryo material to be formed is matched；
IV etching post-processings:The sheet embryo material to be formed that etched hollow reticulated cell is immersed in deinking solution and is removed
Then ink uses hot-air seasoning to dry；
Half round table-like sound equipment guard of step 23. pre-profiling
I press machines coordinate diel will etched the sheet embryo material pressing and bending to be formed of hollow reticulated cell at
Type is cylindrical shape sound equipment guard；
II using seamless welding machine by the joint close for the cylindrical shape sound equipment guard being placed in matched fixed fixture into
Row seamless welding makes the molding cylindrical shape sound equipment guard of pressing and bending be shaped to whole cylindrical shape sound equipment guard；
Step 24. expands punch forming
Pre-profiling is that whole cylindrical shape sound equipment guard is sleeved on described one kind such as first aspect for being molded by I
In the elastic rubber upper cores of the mold of the hollow net metal sound equipment guard of oval ball；
II starts the press machine for the mold for having installed the molding hollow net metal sound equipment guard of oval ball, by the punching press
Machine drives upper mold, compression bar and elastic rubber upper cores vertically movable, makes the cylindrical shape sound equipment guard implantation that pre-profiling is whole
The forming cavity, press machine drive the compression bar to squeeze elastic rubber upper cores and make elastic rubber upper cores compressing expansion and to
Expansion punching press is completed in outer extruded cylinder shape sound equipment guard, cylindrical shape sound equipment guard evagination and the forming cavity that reclines, matching
It is molded the hollow net metal sound equipment guard of oval ball.
It is expanded on further as to the present embodiment, in step S22, the cleaning solution injected in the supersonic wave cleaning machine is
Include the alkaline cleaning fluid of sodium hydroxide, sodium carbonate and neopelex, and scavenging period is:280s~320s.
It is expanded on further as to the present embodiment, in step S22, the prebake, which uses hot wind prebake or uses, to be added
Sulphur machine is dried, and drying temperature is 30~40 DEG C, and drying time is 10~15min.
It is expanded on further as to the present embodiment, in step S22, in step B, the chemical etching liquor is alkaline chlorination
Copper etchant solution or acid copper chloride etching liquid, and when etching, the etching groove of chemical etcher and the temperature setting of chemical etching liquor
It is 30 DEG C~45 DEG C.
It being expanded on further as to the present embodiment, in step S22, the deinking solution is 20% sodium hydroxide solution,
And after the etching in processing step, the time that etched in the sheet embryo material immersion deinking solution to be formed of hollow reticulated cell is
The temperature of 8min~10min, deinking solution are set as 50 DEG C~60 DEG C.
It is expanded on further as to the present embodiment, in step S24, compression bar is pressed into elastic rubber upper mold by the press machine
The surge of benevolence is 60~80 tons, is stamped and formed out as 100mm~120mm, and impact velocity is 3cm/s~5cm/s.
It is expanded on further as to the present embodiment, the metal embryo material is precision SPCC nickel plated steel strips, thickness 0.5
~0.8mm
Method in the present embodiment coordinates expandable die to realize continuous and automatic punching press, and then is molded through the stamping process
The hollow net metal sound equipment guard of oval ball, shaping efficiency is high, the hollow net of oval ball processed by expanding die
Shape metal sound equipment guard attractive appearance, mesh are uniform, and stability is high.
It is not intended to limit the scope of the present invention above, all technical spirits according to the present invention are to above implementation
Any modification, equivalent variations and modification made by example, in the range of still falling within technical scheme of the present invention.
Claims (10)
1. a kind of mold for being molded the hollow net metal sound equipment guard of oval ball, it is characterised in that, including lower die holder, institute
It states and is installed with a lower die on lower die holder, be formed in the lower die and phase on the hollow net metal sound equipment net cover structure of oval ball
The forming cavity matched, the lower die upper end set can activity be implanted into the elastic rubber upper cores of the forming cavity, on the elastic rubber
Mode, which is equipped with, can drive elastic rubber upper cores mobile and/or the compression bar of extruding elastic rubber upper cores expansion, the compression bar
Upper end sets upper mold affixed therewith, and the upper mold upper end sets upper die holder；When molding, sound equipment guard to be formed is set in the bullet
In property rubber upper cores and take to hold by the elastic rubber upper cores and be implanted into the forming cavity from top to bottom, the upper mold vertically to
Lower movement makes the compression bar squeeze the elastic rubber upper cores vertically downwards, the elastic rubber upper cores compressing expansion and to
It is outer to squeeze sound equipment guard to be formed, coordinate the forming cavity of the lower die to complete the molding hollow net metal sound equipment net of oval ball
Cover.
2. a kind of mold for being molded the hollow net metal sound equipment guard of oval ball according to claim 1, special
Sign is that the forming cavity includes the first forming part and the second forming part, and first forming part is located at the top of forming cavity, and
First forming part is round table-like cavity；Second forming part is located at the lower part of forming cavity, and second forming part is
Oval mesa-shaped cavity.
3. a kind of mold for being molded the hollow net metal sound equipment guard of oval ball according to claim 2, special
Sign is that the lower die and the upper mold are respectively steel lower die and steel upper mold.
4. a kind of method for being molded the hollow net metal sound equipment guard of oval ball, it is characterised in that, include the following steps：
Step A. is cut
Metal embryo material is cut to sheet embryo material to be formed using punching machine；
Step B. etchings
I cleanings:The sheet embryo material to be formed of cutting is cleaned using supersonic wave cleaning machine matching purge liquid, removes it
Surface and oil contaminant；
II etches pre-treatment：Sheet embryo material to be formed is coated photosensitive-ink, prebake, exposed and developed place successively
Reason；
III etches hollow reticulated cell:The sheet embryo material to be formed for completing etching pre-treatment is delivered in chemical etcher,
Match chemical etching liquor hollow reticulated cell of etch-forming matched shape and number on sheet embryo material to be formed；
IV etching post-processings:The sheet embryo material to be formed that etched hollow reticulated cell is immersed in deinking solution and removes ink,
Then hot-air seasoning is used to dry；
Half round table-like sound equipment guard of step C. pre-profiling
I coordinates diel to be shaped to the sheet embryo material pressing and bending to be formed that etched hollow reticulated cell with press machine
Cylindrical shape sound equipment guard；
The joint close for the cylindrical shape sound equipment guard being placed in matched fixed fixture is carried out nothing by II using seamless welding machine
Seam welding makes the molding cylindrical shape sound equipment guard of pressing and bending be shaped to whole cylindrical shape sound equipment guard；
Step D. expands punch forming
The cylindrical shape sound equipment guard that pre-profiling is entirety is sleeved on claims 1 to 3 any one of them one kind such as and is used for by I
It is molded in the elastic rubber upper cores of the mold of the hollow net metal sound equipment guard of oval ball；
II starts the press machine for the mold for having installed the molding hollow net metal sound equipment guard of oval ball, is driven by the press machine
Dynamic upper mold, compression bar and elastic rubber upper cores are vertically movable, make described in the cylindrical shape sound equipment guard implantation that pre-profiling is whole
Forming cavity, press machine drive the compression bar to squeeze elastic rubber upper cores and the compressing of elastic rubber upper cores are made to expand and squeeze outward
Cylindrical shape sound equipment guard, cylindrical shape sound equipment guard evagination and the forming cavity that reclines, matching is pressed to complete expansion punch forming
The hollow net metal sound equipment guard of oval ball.
5. a kind of method for being molded the hollow net metal sound equipment guard of oval ball according to claim 4, special
Sign is, in step B, the cleaning solution that is injected in the supersonic wave cleaning machine be include sodium hydroxide, sodium carbonate and dodecyl
The alkaline cleaning fluid of benzene sulfonic acid sodium salt, and scavenging period is:280s~320s.
6. a kind of method for being molded the hollow net metal sound equipment guard of oval ball according to claim 5, special
Sign is, in step B, the prebake is dried using hot wind prebake or using vulcanizing machine, and drying temperature is 30~40 DEG C, is dried
The dry time is 10~15min.
7. a kind of method for being molded the hollow net metal sound equipment guard of oval ball according to claim 6, special
Sign is, in step B, the chemical etching liquor is alkaline copper chloride etching solution or acid copper chloride etching liquid, and when etching, is changed
The temperature of the etching groove and chemical etching liquor of learning etching machine is set as 30 DEG C~45 DEG C.
8. a kind of method for being molded the hollow net metal sound equipment guard of oval ball according to claim 6, special
Sign is, in step B, the deinking solution is 20% sodium hydroxide solution, and after the etching in processing step, be etched hollow
The time that the sheet embryo material to be formed of reticulated cell immerses in deinking solution is 8min~10min, and the temperature of deinking solution is set
It is 50 DEG C~60 DEG C.
9. a kind of method for being molded the hollow net metal sound equipment guard of oval ball according to claim 8, special
Sign is, in step D, the surge that compression bar is pressed into elastic rubber upper cores by the press machine is 60~80 tons, punching press shape
As 100mm~120mm, impact velocity is 3cm/s~5cm/s.
10. a kind of method for being molded the hollow net metal sound equipment guard of oval ball according to claim 9, special
Sign is that the metal embryo material is precision SPCC nickel plated steel strips, and thickness is 0.5~0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810315929.1A CN108620485B (en) | 2018-04-10 | 2018-04-10 | Mold and method for forming elliptical-sphere hollow-mesh metal sound box net cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810315929.1A CN108620485B (en) | 2018-04-10 | 2018-04-10 | Mold and method for forming elliptical-sphere hollow-mesh metal sound box net cover |
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| Publication Number | Publication Date |
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| CN108620485A true CN108620485A (en) | 2018-10-09 |
| CN108620485B CN108620485B (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810315929.1A Active CN108620485B (en) | 2018-04-10 | 2018-04-10 | Mold and method for forming elliptical-sphere hollow-mesh metal sound box net cover |
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| CN1264326A (en) * | 1997-07-18 | 2000-08-23 | 科西马国际公司 | Hydroforming of tubular blank having oval cross section and hydroforming apparatus |
| CN101069610A (en) * | 2007-05-24 | 2007-11-14 | 林其添 | Technology for producing stainless-steel plane-bit |
| CN101722408A (en) * | 2008-10-17 | 2010-06-09 | 日立电线株式会社 | Radiator plate, perforated plate and methods of making the same |
| CN203649090U (en) * | 2013-12-05 | 2014-06-18 | 奇瑞重工股份有限公司 | Engine air inlet pipe compression tool |
| CN105127285A (en) * | 2015-07-02 | 2015-12-09 | 北京灵隆科技有限公司 | Speaker mesh processing device and processing method |
| US20170043515A1 (en) * | 2015-08-13 | 2017-02-16 | Chih-Chia WEI | Thermoplastic Shell Assembly Formed Integrally by Embedding and Injection and Method for Manufacturing the Shell Assembly |
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