CN109333926A - It is a kind of for manufacturing the mold of sound box for vehicle cover board - Google Patents
It is a kind of for manufacturing the mold of sound box for vehicle cover board Download PDFInfo
- Publication number
- CN109333926A CN109333926A CN201811318175.1A CN201811318175A CN109333926A CN 109333926 A CN109333926 A CN 109333926A CN 201811318175 A CN201811318175 A CN 201811318175A CN 109333926 A CN109333926 A CN 109333926A
- Authority
- CN
- China
- Prior art keywords
- mold core
- cover board
- sound box
- manufacturing
- vehicle cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
- B29C45/2606—Guiding or centering means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2628—Moulds with mould parts forming holes in or through the moulded article, e.g. for bearing cages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C2045/4063—Removing or ejecting moulded articles preventing damage to articles caused by the ejector
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
Abstract
The present invention discloses a kind of for manufacturing the mold of sound box for vehicle cover board, and include: molding machine includes upper mold core and lower mold core, and upper mold core is placed in above lower mold core, is encircled into the die cavity of shaped article；Multiple slanted kicking blocks are provided in lower mold core, the top of slanted kicking block is in curved surface.Casting device is arranged in upper mold core；Centre offers the channel for liquid plastic flowing, and the channel is connected with die cavity.The outside of molding machine is arranged in die set device, includes the first guidance set, ejection assembly, reset assembly and the fixation kit in rectangle；The setting of first guidance set is in fixation kit four corners, and ejection assembly is movable to be arranged in lower mold core, and reset assembly is arranged in fixation kit.The advantage of the invention is that inclined ejector block of die assists ejection balance；Mold guiding is precisely and mold failure rate is low.
Description
Technical field
The present invention relates to technical field of mold more particularly to a kind of for manufacturing the mold of sound box for vehicle cover board.
Background technique
Plastic mould be it is a kind of for compression moulding, extrusion molding, injection, blow molding and the molding sectional die of low ratio foamed abbreviation.
Mold punch and matrix and assistant formation system coordination variation, can process different shape, a series of various sizes of plastics.
When injection molding, clamping mould is on injection molding machine, and it is intracavitary that molten plastic is injected into pattern, and in intracavitary cooling and shaping, then up and down
Mould separates, and product is left mold from die cavity ejection via ejection system, last mold recloses to be molded next time, entirely
Injection moulding process is that circulation carries out.Product is produced high compared to the production capacity of other production methods using mold.
The various tools and product arrived used in our daily production and lifes, big pedestal, the fuselage cover for arriving lathe,
The shell of small to one embryo head screw, button and various household electrical appliance, has close relationship with mold invariably.The shape of mold
Shape decides that the shape of these products, the processing quality and precision of mold also just decide the quality of these products.
Due to automobile being in great demand in daily life, sound box for vehicle cover board is also one of essential part,
It only passes through the demand that the large batch of production of mold is just able to satisfy existing market.Existing sound box for vehicle cover board is all logical mostly
Cross the plastic mould manufacturing；But the mold of existing production sound box for vehicle cover board has the following problems: due to ejection system
Design it is unreasonable, product depanning be easy by top deform, cause product rejection rate height；The pillar in molding speaker hole is provided separately within down
Mold core is easy to be pulled off during open mold repeatedly, and mold failure rate is high.
In conclusion needing to design one kind to solve the above problem existing for the mold of existing production sound box for vehicle cover board
The low mold of ejection balance, failure rate.
Summary of the invention
It is an object of the present invention to be directed to the above-mentioned deficiency of the prior art, a kind of ejection balance, the low use of failure rate are proposed
In the mold of manufacture sound box for vehicle cover board.
The technical solution used to solve the technical problems of the present invention is that proposing a kind of for manufacturing the mould of sound box for vehicle cover board
Tool includes:
Molding machine includes upper mold core and lower mold core, and the upper mold core is placed in above lower mold core, is encircled into shaped article
Die cavity；Multiple slanted kicking blocks are provided in lower mold core, the top of slanted kicking block is in curved surface；
Casting device is arranged in upper mold core；Centre offers the channel for liquid plastic flowing, the channel and die cavity
It is connected；
The outside of molding machine is arranged in die set device, includes the first guidance set, ejection assembly, reset assembly and
In the fixation kit of rectangle；In fixation kit four corners, ejection assembly is movable to be arranged under for the first guidance set setting
In mold core, reset assembly is arranged in fixation kit.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, the multiple slanted kicking block is in lower mold core corresponding positions
It sets and is carved with different markup characters, each character corresponds to corresponding slanted kicking block.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, it is additionally provided in the upper mold core and lower mold core
Second guidance set includes guide ledges and the guide cylinder with guide ledges cooperation；The guide cylinder is mounted on upper mold core
In, the guide ledges are mounted in lower mold core；
Multiple pillars are installed in upper mold core and lower mold core, each pillar is gradually increased by the section at top to bottom,
Pillar height in lower mold core is greater than the pillar height of lower mold core；Upper mold core center is additionally provided with a through-hole.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, the casting device includes sprue bush and determines
Position ring 22, sprue bush is mounted in the through-hole of upper mold core, and positioning ring 22 is mounted on the top of die set device, and same with sprue bush
The heart；Sprue bush center offers the channel for liquid plastics flowing, and the diameter in the channel is gradually increased by upper under, channel top
Portion offers a spherical groove.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, the fixation kit includes being arranged from top to bottom
Upper mold base plate and the upper mold plate, lower template, two support blocks and bottom plate；
The cope plate and upper clamping plate are connected by screw, and upper mold core is mounted in cope plate；
Two support block is symmetricly set on the downside of lower template, and screw passes through bottom plate, support block and lower template and is connected, lower mold core
It is mounted in lower template.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, there are extremely between the cope plate and lower template
Few 1 millimeter of exhaust clearance, and briquetting is mounted in cope plate and lower template, briquetting protrudes from the surface of upper and lower template.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, first guidance set include guide post and
Guide sleeve, guide sleeve are mounted in cope plate, and guide post is mounted in lower template, and multi-turn oil groove is offered on the guide post.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, the ejection assembly include Ejector Retainer Plate,
Thimble panel and Duo Gen thimble, Ejector Retainer Plate are set to above bottom plate；Thimble panel is connected in above Ejector Retainer Plate by screw；
The more thimble lower parts are mounted in thimble panel, and top passes through lower template, lower mold core is connected with the die cavity.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, the reset assembly includes, release link and
Bumping post, bumping post are mounted in cope plate；Release link lower part is mounted in thimble panel, and top passes through lower template and contacts with bumping post,
And reset spring is cased in release link.
In a kind of above-mentioned mold for manufacturing sound box for vehicle cover board, the die set device further includes having support column,
It is arranged between lower template and bottom plate, is connected by screw and the two.
Compared with prior art, the invention has the following advantages:
1, multiple slanted kicking block ejecting products of the invention, in the curved-surface structure of slanted kicking block top molding speaker cover board, oblique top
Block assists ejection, makes to eject area greatly and ejection balance, product can be effectively prevented and deformed by top；
2, mold is using guide post, guide sleeve guiding level-one guiding, and the guide ledges of mold core, the second level of guide cylinder are led up and down
To guiding is accurate, and upper and lower mold core is not easy to misplace；And guide ledges and the guide cylinder position of upper and lower mold core, it can be used as upper and lower mould
The lifting position of core, without additionally opening up lifting eye；
3, lower mold core is carved with mistake proofing mark in each slanted kicking block position, and assembly crewman can be effectively prevented by slanted kicking block
Position is wrongly installed；
4, it is provided with bumping post right above release link, cope plate can be prevented to be recessed by top, reset ejection assembly accurate；
5, the pillar for forming speaker cover board hole is formed jointly using upper and lower mold core, effectively reduces the unilateral height of pillar, is prevented
Only pillar is pulled off during open mold repeatedly, reduces mold failure rate.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is Fig. 1 cross-section schematic diagram；
Fig. 3 is overall structure perspective view of the explosion；
Fig. 4 is molding machine schematic diagram；
Fig. 5 is another viewing angle constructions schematic diagram of Fig. 4；
Fig. 6 is the enlarged diagram of pillar.
In figure, 1, molding machine；11, upper mold core；12, lower mold core；13, slanted kicking block；14, guide ledges；15, guide cylinder；
16, pillar；17, markup character；2, casting device；21, sprue bush；22, positioning ring；23, spherical groove；3, die set device；31,
First guidance set；32, ejection assembly；33, reset assembly；34, fixation kit；35, upper clamping plate；36, cope plate；37, under
Template；38, support block；39, bottom plate；40, briquetting；41, support column；311, guide post；312, guide sleeve；321, Ejector Retainer Plate；322, it pushes up
Dial plate；323, thimble；331, release link；332, bumping post；333, reset spring.
Specific embodiment
Technical solution of the present invention is described in further detail below by conjunction with the drawings and specific embodiments, but this
Invention is not limited to these examples.
As shown in figures 1 to 6, a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that include: molding machine
1, casting device 2 and die set device 3.
Molding machine 1, includes upper mold core 11 and lower mold core 12, and upper mold core 11 is placed in 12 top of lower mold core, is encircled into
The die cavity of type product；A plurality of cooling water channel is offered in upper mold core 11 and lower mold core 12, for carrying out cooled and solidified to product,
And mold temperature is reduced, prevent mold high temperature；Water channel and 3 joint of die set device are sealed by sealing ring, prevent leak.Lower die
Multiple slanted kicking blocks 13 are provided in core 12, the top of slanted kicking block 13 is in curved surface；The curved surface of 13 top of slanted kicking block molding speaker cover board
Structure, slanted kicking block 13 assist ejection, make to eject area greatly and ejection balance, product can be effectively prevented and deformed by top.It is multiple oblique
Jacking block 13 is carved with different markup characters 17 on 12 corresponding position of lower mold core, and each character corresponds to corresponding slanted kicking block 13；It is convenient for
Prevent the position of the wrongly installed slanted kicking block 13 of assembly crewman.13 lower part of slanted kicking block is mounted in tilted footstock, and tilted footstock is mounted on thimble face
In plate 322, slanted kicking block 13 is moved with the driving of thimble panel 322, and is ejected and resetted.
Be additionally provided with the second guidance set in upper mold core 11 and lower mold core 12, include guide ledges 14 and be oriented to it is convex
The guide cylinder 15 that platform 14 cooperates；Guide cylinder 15 is mounted in upper mold core 11, and guide ledges 14 are mounted in lower mold core 12.In mold
When molding, after guide post 311 and the completion first order guiding of guide sleeve 312, guide ledges 14 and guide cylinder 15 cooperate second level guiding；One
Grade guiding, second level guiding, guiding is accurate, and upper and lower mold core is not easy to misplace；And the guide ledges 14 and guide cylinder 15 of upper and lower mold core
Position of mounting hole, can be used as the lifting position of upper and lower mold core, without additionally opening up lifting eye or process screw hole.On
Multiple pillars 16 are installed on mold core 11 and lower mold core 12, each pillar 16 is gradually increased by the section at top to bottom, under
16 height of pillar on mold core 12 is greater than 16 height of pillar of lower mold core 12；16 height of pillar in lower mold core 12 is higher than upper mold core
16 height of pillar on 11 is convenient for so that product be made to be greater than the enclasping force in upper mold core 11 in the package power in lower mold core 12
Product stays in lower mold core 12；Pillar 16 is formed jointly using upper and lower mold core, is effectively reduced the unilateral height of pillar 16, is prevented
Pillar 16 is pulled off during open mold repeatedly, reduces mold failure rate.11 center of upper mold core is additionally provided with a through-hole；For pouring
Muzzle 21 is installed.
Casting device 2 is arranged in upper mold core 11；Centre offers the channel for liquid plastic flowing, channel and die cavity
It is connected.Casting device 2 includes sprue bush 21 and positioning ring 22, and sprue bush 21 is mounted in the through-hole of upper mold core 11, positioning
Ring 22 is mounted on the top of die set device 3, and offers with concentric 21 center of sprue bush of sprue bush 21 for liquid plastics flowing
The diameter in channel, channel is gradually increased by upper under, stays in lower mold core 12 conducive to die sinking product, runner is not pulled off；Channel top
Portion offers a spherical groove 23, matches with the nozzle of injection molding machine.
The outside of molding machine 1 is arranged in die set device 3, includes the first guidance set 31, and ejection assembly 32 resets
Component 33 and fixation kit 34 in rectangle.For the setting of first guidance set 31 in 34 four corners of fixation kit, ejection assembly 32 is living
In lower mold core 12, reset assembly 33 is arranged in fixation kit 34 for dynamic setting.Fixation kit 34 includes being arranged from top to bottom
Upper clamping plate 35,36 lower template 37 of cope plate, two support blocks 38 and bottom plate 39；Cope plate 36 and upper clamping plate 35 are solid by screw
Even, upper mold core 11 is mounted in cope plate 36；Two support blocks 38 are symmetricly set on the downside of lower template 37, screw pass through bottom plate 39,
Support block 38 and lower template 37 are connected, and lower mold core 12 is mounted in lower template 37.There are at least 1 between cope plate 36 and lower template 37
The exhaust clearance of millimeter, conducive to the gas discharge in die cavity；Briquetting 40, briquetting 40 are mounted in cope plate 36 and lower template 37
The surface briquetting 40 for protruding from upper and lower template makes of the material that hardness is higher than upper and lower template, the upper and lower template in open mold
In briquetting 40 contact, prevent, lower template compressive strain.
First guidance set 31 includes guide post 311 and guide sleeve 312, and guide sleeve 312 is mounted in cope plate 36, guide post 311
It is mounted in lower template 37, multi-turn oil groove is offered on guide post 311；The setting of multi-turn oil groove keeps guide post 311 and guide sleeve 312 sliding
When dynamic cooperation, it is stuck to be not likely to produce high temperature.
Ejection assembly 32 includes Ejector Retainer Plate 321, thimble panel 322 and Duo Gen thimble 323, and Ejector Retainer Plate 321 is arranged
Above bottom plate；It is additionally provided with lower position block below Ejector Retainer Plate 321, controls the return lower limit of thimble 323, thimble panel
322 are connected in 321 top of Ejector Retainer Plate by screw；More 323 lower parts of thimble are mounted in thimble panel 322, and top passes through
Lower template 37, lower mold core 12 are connected with die cavity.Since 323 head of thimble is contacted with product surface, to reduce thimble print, thimble
323 heads are made into curved with product curved surface, therefore offer anti-rotary head in the tail portion of thimble 323, specifically, in thimble 323
Tail portion cuts out a straight flange, matches with the thimble slot in thimble panel 322, to prevent thimble 323 from rotating.
Reset assembly 33 includes that release link 331 and bumping post 332, bumping post 332 are mounted in cope plate 36；Release link 331
Lower part is mounted in thimble panel 322, and top passes through lower template 37 and contacts with bumping post 332, and bumping post 332 can prevent cope plate 36
It is recessed by top, resets ejection assembly 32 accurately；And reset spring 333 is cased in release link 331.After mold die sinking, ejection
Component 32 ejects product, 333 stress of reset spring, generates compressive deformation, and after ejecting force revocation, reset spring 333 is answered
Position pushes dynamic ejection assembly 32 and returns to initial position, completes to reset；Using spring reset, structure is simple, is swift in motion, and is not required to
The bar of pulling back on injection molding machine is connected, homing action can be completed；Reduce the load of injection molding machine.
Die set device 3 further includes having support column 41, is arranged between lower template 37 and bottom plate 39, solid by screw and the two
Even.Support column 41 carries the weight of entire mold between two support blocks 38, prevents die deformation, and centre generates recess.
Preferably, it is provided with lifting eye in front template and rear pattern plate side, hanging ring is installed in lifting eye, when mold is transported
When defeated or upper and lower mould, mold is conveniently sling.Four corners between upper and lower template offer chamfered groove, in mold work
In the process, occur it is stuck and when do not open mould, ripping bar is inserted into chamfered groove, upper and lower mould can be pried open.Sprue bush 21 is just
Lower section offers cold slug well, for accommodating front end cold burden.
In the course of work, mold is molded on injection molding machine, the nozzle of injection molding machine is matched with sprue bush 21；Liquid modeling
Material is sprayed from nozzle, and the cold burden of front end enters cold slug well, without entering in die cavity；Liquid plastics enter by sprue bush 21
In the die cavity that upper and lower mold core is encircled into, when liquid plastics fill up entire die cavity, stop injection molding；After sealant cooled and solidified,
Injection moulding machine mould open, cope plate 36 and upper mold core 11 are fixed, and injection molding machine drives lower mold core 12 and lower template 37 to retreat, by upper mold
Core 11 and lower mold core 12 are pulled open, since the enclasping force in lower mold core 12 is greater than the enclasping force in upper mold core 11, so product stays in
In lower mold core 12；Mandril in injection molding machine pushes Ejector Retainer Plate 321 to move upwards, and ejection produces upwards for thimble 323 and slanted kicking block 13
Product, at the same time, slanted kicking block 13 are deviate from from the button bit of product, take out product；Ejecting force revocation, ejection assembly 32 is in reset group
Return under the action of part 33；13 return of ejection assembly 32 and slanted kicking block, injection molding machine push lower template 37 and lower mold core 12 to be closed
Mould is molded next time.
Specific embodiments are merely illustrative of the spirit of the present invention described in text.The technical field of the invention
Technical staff can make various modifications or additions to the described embodiments or be substituted in a similar manner,
However, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that include:
Molding machine includes upper mold core and lower mold core, and the upper mold core is placed in above lower mold core, is encircled into the mould of shaped article
Chamber；Multiple slanted kicking blocks are provided in lower mold core, the top of slanted kicking block is in curved surface；
Casting device is arranged in upper mold core；Centre offers the channel for liquid plastic flowing, and the channel is connected with die cavity
It is logical；
The outside of molding machine is arranged in die set device, includes the first guidance set, ejection assembly, reset assembly and be in square
The fixation kit of shape；In fixation kit four corners, ejection assembly is movable to be arranged in lower mold core for the first guidance set setting
In, reset assembly is arranged in fixation kit.
2. according to claim 1 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that the multiple oblique
Jacking block is carved with different markup characters on lower mold core corresponding position, and each character corresponds to corresponding slanted kicking block.
3. according to claim 1 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that the upper mold core
With the second guidance set is additionally provided in lower mold core, include guide ledges and with guide ledges cooperation guide cylinder；It is described
Guide cylinder is mounted in upper mold core, and the guide ledges are mounted in lower mold core；
Multiple pillars are installed in upper mold core and lower mold core, each pillar is gradually increased by the section at top to bottom, lower die
Pillar height on core is greater than the pillar height of lower mold core；Upper mold core center is additionally provided with a through-hole.
4. according to claim 3 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that described to pour filling
Setting includes sprue bush and positioning ring, and sprue bush is mounted in the through-hole of upper mold core, and positioning ring is mounted on the top of die set device,
And it is concentric with sprue bush；Sprue bush center offers the channel for liquid plastics flowing, the diameter in the channel by it is upper under by
Cumulative big, channel roof offers a spherical groove.
5. according to claim 3 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that described fixed group
Part includes the upper mold base plate and the upper mold plate being arranged from top to bottom, lower template, two support blocks and bottom plate；
The cope plate and upper clamping plate are connected by screw, and upper mold core is mounted in cope plate；
Two support block is symmetricly set on the downside of lower template, and screw passes through bottom plate, support block and lower template and is connected, lower mold core installation
In lower template.
6. according to claim 5 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that the cope plate
There are at least 1 millimeter of exhaust clearances between lower template, and briquetting is mounted in cope plate and lower template, and briquetting protrudes from
The surface of upper and lower template.
7. according to claim 5 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that described first leads
It include guide pillars and bushes to component, guide sleeve is mounted in cope plate, and guide post is mounted in lower template, is offered on the guide post
Multi-turn oil groove.
8. according to claim 5 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that the ejection group
Part includes Ejector Retainer Plate, thimble panel and Duo Gen thimble, and Ejector Retainer Plate is set to above bottom plate；Thimble panel is solid by screw
It is connected in above Ejector Retainer Plate；
The more thimble lower parts are mounted in thimble panel, and top passes through lower template, lower mold core is connected with the die cavity.
9. according to claim 8 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that the reset group
Part includes that release link and bumping post, bumping post are mounted in cope plate；Release link lower part is mounted in thimble panel, and top passes through
Lower template is contacted with bumping post, and reset spring is cased in release link.
10. according to claim 8 a kind of for manufacturing the mold of sound box for vehicle cover board, which is characterized in that the mould bases
Device further includes having support column, is arranged between lower template and bottom plate, is connected by screw and the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811318175.1A CN109333926B (en) | 2018-11-07 | 2018-11-07 | A mould for making automobile-used audio amplifier apron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811318175.1A CN109333926B (en) | 2018-11-07 | 2018-11-07 | A mould for making automobile-used audio amplifier apron |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109333926A true CN109333926A (en) | 2019-02-15 |
| CN109333926B CN109333926B (en) | 2023-10-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811318175.1A Active CN109333926B (en) | 2018-11-07 | 2018-11-07 | A mould for making automobile-used audio amplifier apron |
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| CN (1) | CN109333926B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053222A (en) * | 2019-06-03 | 2019-07-26 | 深圳市国凯精密制品有限公司 | A kind of high-accuracy limit linkage board mold of safe case lock body |
| CN110341132A (en) * | 2019-06-27 | 2019-10-18 | 宁波帅特龙集团有限公司 | A kind of automobile-used gear and the mold for manufacturing the automobile-used gear |
| CN110861265A (en) * | 2019-11-13 | 2020-03-06 | 朱道庭 | Plastic mold capable of reducing demolding friction and used for automobile part production |
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| CN110341132A (en) * | 2019-06-27 | 2019-10-18 | 宁波帅特龙集团有限公司 | A kind of automobile-used gear and the mold for manufacturing the automobile-used gear |
| CN110861265A (en) * | 2019-11-13 | 2020-03-06 | 朱道庭 | Plastic mold capable of reducing demolding friction and used for automobile part production |
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