CN108638456A - Processing mold - Google Patents
Processing mold Download PDFInfo
- Publication number
- CN108638456A CN108638456A CN201810431923.0A CN201810431923A CN108638456A CN 108638456 A CN108638456 A CN 108638456A CN 201810431923 A CN201810431923 A CN 201810431923A CN 108638456 A CN108638456 A CN 108638456A
- Authority
- CN
- China
- Prior art keywords
- plate
- ejection
- mandril
- double
- face needle
- 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
Links
Classifications
-
- 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
- B29C45/401—Ejector pin constructions or mountings
-
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- 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
- B29C2045/4084—Progressive ejection
-
- 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
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3418—Loud speakers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of processing mold provided by the invention, including upper mold, lower die, face needle plate, and the mandril for ejecting processed product, it is arranged in Double-ejection plate of the face needle plate far from the lower die side, the bottom of the face needle plate is provided with face needle bottom plate, the bottom of the Double-ejection plate is provided with Double-ejection bottom plate, the mandril includes the first mandril being connected on the face needle bottom plate across the face needle plate and is connected to the second mandril on the Double-ejection bottom plate across the Double-ejection plate, second mandril is located at processed product and needs to carry out at the deformation that has a downwarp of plane rectification, before mandril ejection, have between the Double-ejection plate and the face needle bottom plate and adjusts gap.Due to being ejected with the indeformable punishment period at the deformation that has a downwarp, to give product one power opposite with deformation tendency, it is bad to effectively correct product flatness.This method is simple in structure, stable, and effect is good, and cost of labor is low, can stably produce.
Description
Technical field
The present invention relates to field of machining more particularly to a kind of processing molds for processing acoustic element.
Background technology
As mobile phone products demand increases increasingly, this processing with regard to acoustical device used on inevitable requirement mobile phone products
Mold must ensure good acoustical behavior while meeting Mechanized Processing.
When carrying out injection molding acoustic element, it will usually it is molded into some inserts, it is usually internal to note for being molded frame
It moulds into steel disc, however since injection molding insert injection moulding contraction is uneven, product flatness is bad.It is bad for correction flatness, it is existing
Technology generally use steel disc reflex action song and tooling shaping two schemes.Then both scheme man efficiencies are very low, and shaping is imitated
Fruit is unstable, it is difficult to volume production.
Therefore, it is really necessary to provide a kind of new processing mold to solve the above problems.
Invention content
The present invention in order to solve the above technical problems, and a kind of processing mold is provided, can easily and effectively correct injection molding
The flatness of inserts.
Concrete scheme is to provide a kind of processing mold, includes the upper mold with upper cores, the lower die with lower mode, face
Needle plate and the mandril for ejecting processed product, the upper cores and the lower mode are in the upper mold and the lower die
Lower relative motion, sandwiched is driven to position processed product, the processing mold further includes that setting is separate described in the face needle plate
The bottom of the Double-ejection plate of lower die side, the face needle plate is provided with face needle bottom plate, the bottom setting of the Double-ejection plate
There are Double-ejection bottom plate, the mandril to include the first mandril being connected on the face needle bottom plate across the face needle plate and pass through
The Double-ejection plate is connected to the second mandril on the Double-ejection bottom plate, and second mandril, which is located at processed product, to be needed
It carries out at the deformation that has a downwarp of plane rectification, before mandril ejection, between the Double-ejection plate and the face needle bottom plate
With adjusting gap.
Preferably, the processing mold includes that the I-shaped plate being arranged in the upper mold far from the lower die side exists with setting
The locating ring of the I-shaped plate.
Preferably, the processing mold further includes the bottom plate played a supporting role, and is provided on the bottom plate accommodating described
The storage tank of Double-ejection bottom plate.
Preferably, before mandril ejection, the flush on the surface and the bottom plate of the Double-ejection bottom plate.
Preferably, the cavity of accommodating processed product is provided on the lower mode.
Processing mold of the present invention includes being arranged in Double-ejection plate of the face needle plate far from the lower die side, the face
The bottom of needle plate is provided with face needle bottom plate, and the bottom of the Double-ejection plate is provided with Double-ejection bottom plate, and the mandril includes
The first mandril for being connected on the face needle bottom plate across the face needle plate and it is connected to described two across the Double-ejection plate
The second mandril in secondary ejection base plate, second mandril are located at processed product and need to carry out the deformation that has a downwarp of plane rectification
Place has before mandril ejection, between the Double-ejection plate and the face needle bottom plate and adjusts gap.Due to the deformation that has a downwarp
Place is ejected with the indeformable punishment period, to give product one power opposite with deformation tendency, effectively corrects product flatness
It is bad.This method is simple in structure, stable, and effect is good, and cost of labor is low, can stably produce.
Description of the drawings
Fig. 1 is the structural schematic diagram of processing mold of the present invention；
Fig. 2 is sectional view of the processing mold of the present invention before mandril ejection；
Fig. 3 is sectional view of the processing mold of the present invention after mandril ejection.
Specific implementation mode
The following further describes the present invention with reference to the drawings.
As shown in Figure 1-Figure 3, the present invention provides a kind of processing molds 100, including mutually assemble upper mold 1, lower die 2,
I-shaped plate 3 and pedestal 4.
Upper mold 1 and lower die 2 can be close to each other or separate under the promotion of external force, and one in upper mold 1 and lower die 2 is to fix
Side, another is drawer at movable side, and specifically in the present embodiment, upper mold 1 is drawer at movable side, and lower die 2 is affixed side, is embedded in upper mold 1
There are upper cores 11, lower mode 21 is embedded in lower die 2.In process, upper mold 1 under the action of extraneous driving force to lower die
2 directions are moved, that is, drive 11 downward mode of upper cores, 21 direction movement.Certainly, in selectable other embodiment, lower die
The position of benevolence 21 and upper cores 11 can also exchange, or upper mold is affixed side, and lower die is drawer at movable side, is that can implement
's.Processed product 8 is arranged between upper mold 1 and lower die 2, specifically, being provided with accommodating processed product on lower mode 21
Cavity.The sandwiched processed product 8 under the drive of upper mold 1 of upper cores 11.
Locating ring 31 is provided on I-shaped plate 3, in use, locating ring 31 is correspondingly arranged with note cast gate, so as to true
Fixed note pours position.
Pedestal 4 includes support block 41 and bottom plate 42.Pedestal 4 is arranged on extraneous surface, plays the support of processing mold entirety
Effect.It is provided with accommodation space between support block 41.
Processing mold further comprises that the face needle plate 6 and Double-ejection plate 7 being arranged in pedestal 4, the bottom of face needle plate 6 are set
It is equipped with face needle bottom plate 61,7 bottom of Double-ejection plate is provided with Double-ejection bottom plate 71.In addition, processing mold further comprises passing through
The mandril 5 that processed product 8 is ejected.
Mandril 5 includes being connected to the first mandril 51 on face needle bottom plate 61 across 6 bottom of face needle plate and passing through Double-ejection
7 bottom of plate is connected to the second mandril 52 on Double-ejection bottom plate 71.Second mandril 52, which is located at processed product 8, is put down
At the deformation that has a downwarp of face correction.
The storage tank 401 for housing Double-ejection bottom plate 71 is provided on bottom plate 42.It is described secondary before mandril ejection
The flush on the surface of ejection base plate 71 and the bottom plate 42.
When mandril ejects, Double-ejection bottom plate 71 first pushes the second mandril 52 that product has a downwarp first ejection upwards at deformation
A distance, until Double-ejection plate 7 is contacted with face needle bottom plate 61.It is first ejected at deformation that has a downwarp of product during this.When
After Double-ejection plate 7 is contacted with face needle bottom plate 61, the first mandril 51 and the second mandril 52 together eject product from cavity.Due to
The deformation that has a downwarp first is ejected a part, can offset the deformation quantity that has a downwarp of product, play the role of plane rectification.It is ejected in mandril
Before, have between Double-ejection plate 7 and face needle bottom plate 61 and adjust gap 9, the width by adjusting gap 9 controls product flatness
Adjustable range.
Compared to the prior art, processing mold of the present invention includes being arranged in the face needle plate 6 far from 2 side of the lower die
Double-ejection plate 7, the bottom of the face needle plate 6 are provided with face needle bottom plate 61, and the bottom of the Double-ejection plate 7 is provided with secondary
Ejection base plate 71, the mandril 5 include the first mandril 51 being connected on the face needle bottom plate 61 across the face needle plate 6 and wear
The second mandril 52 that the Double-ejection plate 7 is connected on the Double-ejection bottom plate 71 is crossed, second mandril 52, which is located at, to be waited for
Converted products needs to carry out at the deformation that has a downwarp of plane rectification, before mandril ejection, the Double-ejection plate 7 and the face
Have between needle bottom plate 61 and adjusts gap 9.Due to being ejected with the indeformable punishment period at the deformation that has a downwarp, to give product one
The power opposite with deformation tendency, effectively corrects that product flatness is bad, and it is flat can also to control product by adjusting the width in gap 9
The adjustable range of whole degree.This method is simple in structure, stable, and effect is good, and cost of labor is low, can stably produce.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is, example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (5)
- Include the upper mold with upper cores, the lower die with lower mode, face needle plate and will be to be processed 1. a kind of processing mold The mandril of product ejection, the upper cores and lower mode relative motion under the drive of the upper mold and the lower die, folder Set position processed product, which is characterized in that the processing mold further includes being arranged in the face needle plate far from the lower die one The Double-ejection plate of side, the bottom of the face needle plate are provided with face needle bottom plate, and the bottom of the Double-ejection plate is provided with secondary Ejection base plate, the mandril include across the face needle plate being connected to the first mandril on the face needle bottom plate and passing through described two Secondary liftout plate is connected to the second mandril on the Double-ejection bottom plate, and second mandril is located at processed product and needs to carry out At the deformation that has a downwarp of plane rectification, has before mandril ejection, between the Double-ejection plate and the face needle bottom plate and adjust Internode gap.
- 2. processing mold according to claim 1, which is characterized in that the processing mold includes that setting is remote in the upper mold I-shaped plate from the lower die side and the locating ring in the I-shaped plate is set.
- 3. processing mold according to claim 1, which is characterized in that the processing mold further includes playing a supporting role Bottom plate is provided with the storage tank of the accommodating Double-ejection bottom plate on the bottom plate.
- 4. processing mold according to claim 3, which is characterized in that before mandril ejection, the Double-ejection bottom The flush on the surface of plate and the bottom plate.
- 5. processing mold according to claim 1, which is characterized in that be provided with accommodating processed product on the lower mode Cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810431923.0A CN108638456B (en) | 2018-05-08 | 2018-05-08 | Processing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810431923.0A CN108638456B (en) | 2018-05-08 | 2018-05-08 | Processing die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108638456A true CN108638456A (en) | 2018-10-12 |
| CN108638456B CN108638456B (en) | 2021-02-19 |
Family
ID=63749766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810431923.0A Expired - Fee Related CN108638456B (en) | 2018-05-08 | 2018-05-08 | Processing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108638456B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110696297A (en) * | 2019-11-19 | 2020-01-17 | 瑞声精密制造科技(常州)有限公司 | Injection molding shaping mold |
| WO2020133107A1 (en) * | 2018-12-27 | 2020-07-02 | 泰睿美精密器件(深圳)有限公司 | Ejection mechanism |
| CN111673984A (en) * | 2020-05-17 | 2020-09-18 | 宁波正佳模塑有限公司 | Mould of half push pipe demoulding mechanism with pipe joint end cover edge covering |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202805567U (en) * | 2012-08-21 | 2013-03-20 | 深圳市鼎盛达模具发展有限公司 | Secondary ejector mechanism |
-
2018
- 2018-05-08 CN CN201810431923.0A patent/CN108638456B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202805567U (en) * | 2012-08-21 | 2013-03-20 | 深圳市鼎盛达模具发展有限公司 | Secondary ejector mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020133107A1 (en) * | 2018-12-27 | 2020-07-02 | 泰睿美精密器件(深圳)有限公司 | Ejection mechanism |
| CN110696297A (en) * | 2019-11-19 | 2020-01-17 | 瑞声精密制造科技(常州)有限公司 | Injection molding shaping mold |
| WO2021097950A1 (en) * | 2019-11-19 | 2021-05-27 | 瑞声声学科技(深圳)有限公司 | Deformation-prevention injection mold |
| CN111673984A (en) * | 2020-05-17 | 2020-09-18 | 宁波正佳模塑有限公司 | Mould of half push pipe demoulding mechanism with pipe joint end cover edge covering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108638456B (en) | 2021-02-19 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210219 Termination date: 20210508 |