CN105904677B - A kind of modified ball end dustproof cover class mold - Google Patents
A kind of modified ball end dustproof cover class mold Download PDFInfo
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- CN105904677B CN105904677B CN201610370488.6A CN201610370488A CN105904677B CN 105904677 B CN105904677 B CN 105904677B CN 201610370488 A CN201610370488 A CN 201610370488A CN 105904677 B CN105904677 B CN 105904677B
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- mold
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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
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- 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
- B29C45/38—Cutting-off equipment for sprues or ingates
-
- 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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
- B29C2045/334—Mountings or guides therefor; Drives therefor several transversely movable mould parts driven by a single drive 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
- B29C45/40—Removing or ejecting moulded articles
- B29C2045/4084—Progressive ejection
Abstract
The present invention proposes a kind of modified ball end dustproof cover class mold, and including upper mold, middle mould, lower die, mold core, mould emptier, upper mold includes cope plate and multiple upper mold mold inserts, upper mold mold insert are installed on cope plate；Middle mould includes middle template, and middle template is equipped with multiple middle die cavitys；Lower die includes the first lower template, the second lower template and multiple lower die mold inserts, first lower template is equipped with multiple first lower mode cavities, second lower template is equipped with multiple second lower mode cavities, and the first lower mode cavity, the second lower mode cavity complement each other to form lower mode cavity, lower die mold insert are mounted in each lower mode cavity；Mold core includes the first mold core, the second mold core, third mold core, and the second mold core is set on the outside of the first mold core, and third mold core is set on the outside of the second mold core；Mould emptier includes demoulding top plate and multiple mandrils being arranged on demoulding top plate.The present invention devises the automatic demoulding and overlap separating mechanism of three-level ejection, realizes automatic, fast demoulding, reduces demoulding time, reduces labor intensity.
Description
Technical field
The present invention relates to technology of die manufacturing field more particularly to a kind of modified ball end dustproof cover class molds.
Background technology
As shown in FIG. 1, FIG. 1 is ball end dustproof cover mold in the prior art, the product of mold production has 4 punishment types, from
And the overlap at generation 4 between overlap, especially mold core and lower die is complete cycle and lock ring is on mold core, it is difficult to remove；Product takes off
During mould, rubber product is wrapped in outside mold core, and mold core is the small swelling-waist shape broad in the middle in both ends, and more difficult demoulding needs craft
Cooperation high pressure air rifle takes off one by one per chamber to be taken, and since cavity quantity is more (usually having 40~50 chambers), is wasted time, and worker's labour is strong
Degree increase, low production efficiency；Overlap subsequently needs a large amount of artificial progress torn edges at 4, and production cost is high, efficiency is low, and quality is not
Stablize.
Invention content
Based on technical problem present in background technology, the present invention proposes a kind of modified ball end dustproof cover class mold.
A kind of modified ball end dustproof cover class mold proposed by the present invention, including upper mold, middle mould, lower die, mold core, ingot stripper
Structure, wherein：
Upper mold includes cope plate and multiple upper mold mold inserts, upper mold mold insert are installed on cope plate；Middle mould includes middle template,
Middle template is equipped with multiple middle die cavitys, and note plug is equipped between middle template and cope plate, material cup is formed between note plug and middle template；Under
Mould includes the first lower template, the second lower template and multiple lower die mold inserts, and the first lower template is located above the second lower template, under first
Template is equipped with multiple first lower mode cavities, and the second lower template is equipped with multiple second lower mode cavities, the first lower template, the second lower template
It is fixed together and the first lower mode cavity, the second lower mode cavity complements each other to form lower mode cavity, lower die is mounted in each lower mode cavity
Mold insert；
Mold core includes the first mold core, the second mold core, third mold core, and the second mold core is set on the outside of the first mold core, third
Mold core is set on the outside of the second mold core, and the length of the first mold core is more than the length of the second mold core and less than the length of third mold core；
Mould emptier includes demoulding top plate and multiple mandrils being arranged on demoulding top plate, and mandril outer diameter is more than the first mandrel diameter and small
In the second mandrel diameter；
Under molding state, cope plate, middle template, the first lower template, the second lower template cooperatively form cavity, mold core setting
In cavity and its bottom end is stretched out outside lower mode cavity, and the first core tip is with upper mold mold insert lower end against third mold core periphery is under
Mould mold insert inner circumferential is against mandril is corresponded with cavity and mandril top is stretched into third mold core.
Preferably, third mold core bottom periphery is equipped with baffle ring.
Preferably, material cup and middle template lean and are equipped with multiple torn edges slots at position, under molding state, in torn edges slot
Mandrel line is conllinear with the central axis of cavity.
Preferably, backing plate is further included, backing plate is located at below the second lower template and is connect with the second lower template.
Preferably, backing plate is equipped with the first mounting groove close to the second lower template side, is equipped with lead in the first mounting groove, takes off
Mould top plate is socketed on lead and can down be moved in the vertical direction along lead.
Preferably, return spring is equipped between cope plate and middle template.
Preferably, cope plate is equipped with multiple second mounting grooves, and upper mold mold insert is mounted in each second mounting groove.
Preferably, the first lower template is bolted on together with the second lower template.
During present invention demoulding, demoulding top plate moves upwards, and jacks up the first mold core, the second mold core, third mold core successively, jacks up
The overlap in torn edges slot is detached during the first mold core；Since rubber product is wrapped in outside mold core, by product when jacking up the second mold core
And third mold core is therefrom ejected in die cavity together, mold core continue up third mold core baffle ring and the second template against
When, third mold core stop motion, and the second mold core continues up, it in this way can be by rubber product at the waist drum of third mold core
At this moment abjection demoulds top plate and then moves downward, this series of actions was completed at 3-5 seconds.
Modified ball end dustproof cover class mold proposed by the present invention devises the automatic demoulding of three-level ejection and overlap separation
Mechanism realizes automatic, fast demoulding, existing demoulding time was reduced to about 30 seconds by 120 seconds, reduces demoulding time, drop
Low labor intensity；Non-trimming design is employed, pressurization when designing and producing by interference at mold cooperation makes at parting
Overlap can not be generated, overlap is reduced so as to reduce hidden danger of quality, improves production efficiency；The global design of overlap, torn edges slot, at 3
In torn edges slot one at design in material cup, removed during scrap rubber in cleaning material cup together with overlap during demoulding, upper end aperture
Place's overlap has just been removed in automatic demoulding, and the overlap at middle mould is linked to be entirety by communication groove, demoulds whole removal, in this way after
Road just tears overlap without a large amount of personnel, reduces cost.
Description of the drawings
Fig. 1 is ball end dustproof cover mold structure diagram in the prior art；
Fig. 2 is a kind of modified ball end dustproof cover class mold structure diagram proposed by the present invention；
Fig. 3 is enlarged diagram at A in Fig. 2；
Fig. 4 is B-B sectional views in Fig. 2.
Specific embodiment
Such as Fig. 2, Fig. 3, Fig. 4, Fig. 2 is a kind of modified ball end dustproof cover class mold structure diagram proposed by the present invention；
Fig. 3 is enlarged diagram at A in Fig. 2；Fig. 4 is B-B sectional views in Fig. 2.
With reference to Fig. 2, Fig. 3, Fig. 4, the present invention proposes a kind of modified ball end dustproof cover class mold, including upper mold, middle mould, under
Mould, mold core, mould emptier, backing plate 14, wherein：
Upper mold includes cope plate 1 and multiple upper mold mold inserts 2, and cope plate 1 is equipped with multiple second mounting grooves, each second peace
Upper mold mold insert 2 is mounted in tankage.
Middle mould includes middle template 3, and middle template 3 is equipped with multiple middle die cavitys, and note plug is equipped between middle template 3 and cope plate 1
17, forms material cup between note plug 17 and middle template 3, material cup and middle template 3 lean and be equipped with multiple torn edges slots at position, are molding
Under state, the central axis of torn edges slot is conllinear with the central axis of cavity.Return spring is equipped between cope plate 1 and middle template 3
16。
Lower die includes the first lower template 4, the second lower template 5 and multiple lower die mold inserts 6, and the first lower template 4 is located under second
5 top of template, the first lower template 4 are equipped with multiple first lower mode cavities, and the second lower template 5 is equipped with multiple second lower mode cavities, the
One lower template 4 and the second lower template 5 are bolted on together and the first lower mode cavity, the second lower mode cavity complement each other to form down
Die cavity is mounted on lower die mold insert 6 in each lower mode cavity.
Mold core includes the first mold core 7, the second mold core 8, third mold core 9, and the second mold core 8 is set on 7 outside of the first mold core,
Third mold core 9 is set in 8 outside of the second mold core, and the length of the first mold core 7 is more than the length of the second mold core 8 and less than third mold core
9 length, 9 bottom periphery of third mold core are equipped with baffle ring 13.
Mould emptier includes demoulding top plate 10 and multiple mandrils 11 being arranged on demoulding top plate 10, and 11 outer diameter of mandril is more than
First mold core, 7 outer diameter and less than 8 outer diameter of the second mold core.
Backing plate 14 is located at 5 lower section of the second lower template and is connect with the second lower template 5.Backing plate 14 is close to the second lower template 5 one
Side is equipped with the first mounting groove, is equipped with lead 15 in the first mounting groove, and demoulding top plate 10 is socketed on lead 15 and can be along leading
It is moved to column 15 is lower in the vertical direction.
Under molding state, cope plate 1, middle template 3, the first lower template 4, the second lower template 5 cooperatively form the present embodiment
Cavity, mold core is arranged in cavity and its bottom end is stretched out outside lower mode cavity, and 7 top of the first mold core and 2 lower end of upper mold mold insert are against the
Three mold cores, 9 periphery is with 6 inner circumferential of lower die mold insert against mold core upper end cooperatively forms dust cover forming cavity 12, mandril with cavity inner wall
11 stretch into cavity one-to-one correspondence and 11 top of mandril in third mold core 9.
The present embodiment sizing material is added in the note plug 17 between film, middle mould, in material cup, is moved downward by noting plug 17 by sizing material
It is injected into mold cavity.During demoulding, demoulding top plate 10 moves upwards, and jacks up the first mold core 7, the second mold core 8, third mould successively
Core 9 detaches the overlap in torn edges slot when jacking up the first mold core 7；Since rubber product is wrapped in outside mold core, the second mold core is jacked up
Product and third mold core 9 are therefrom ejected in die cavity together when 8, mold core continue up the baffle ring 13 of third mold core 9 with
Second template 5 against when, 9 stop motion of third mold core, and the second mold core 8 continues up, in this way can by rubber product from
Deviate from the waist drum of third mold core 9, at this moment demould top plate 10 and then move downward, this series of actions was completed at 3-5 seconds.
A kind of modified ball end dustproof cover class mold proposed by the present invention devises the automatic demoulding and overlap of three-level ejection
Separating mechanism realizes automatic, fast demoulding, existing demoulding time was reduced to about 30 seconds by 120 seconds, when reducing demoulding
Between, reduce labor intensity；Non-trimming design is employed, pressurization when designing and producing by interference at mold cooperation makes
Overlap can not be generated at parting, overlap is reduced so as to reduce hidden danger of quality, improves production efficiency；Overlap, torn edges slot entirety set
Meter, at 3 in torn edges slot one at design in material cup, removed during scrap rubber in cleaning material cup together with overlap during demoulding；On
Overlap has just been removed in automatic demoulding at the aperture of end；Overlap at middle mould is linked to be entirety by communication groove, demoulds whole removal,
Road just tears overlap without a large amount of personnel after in this way, reduces cost.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of modified ball end dustproof cover class mold, which is characterized in that including upper mold, middle mould, lower die, mold core, mould emptier,
Wherein：
Upper mold includes cope plate (1) and multiple upper mold mold inserts (2), and upper mold mold insert (2) is installed on cope plate (1)；Middle mould packet
Middle template (3) is included, middle template (3) is equipped with multiple middle die cavitys, and note plug (17), note are equipped between middle template (3) and cope plate (1)
Material cup is formed between plug (17) and middle template (3)；Lower die includes the first lower template (4), the second lower template (5) and multiple lower dies edge
Part (6), for the first lower template (4) above the second lower template (5), the first lower template (4) is equipped with multiple first lower mode cavities, the
Two lower templates (5) are equipped with multiple second lower mode cavities, and the first lower template (4), the second lower template (5) are fixed together and under first
Die cavity, the second lower mode cavity complement each other to form lower mode cavity, and lower die mold insert (6) is mounted in each lower mode cavity；
Mold core includes the first mold core (7), the second mold core (8), third mold core (9), and the second mold core (8) is set on the first mold core
(7) outside, third mold core (9) are set on the outside of the second mold core (8), and the length of the first mold core (7) is more than the length of the second mold core (8)
Degree and the length for being less than third mold core (9)；Mould emptier includes demoulding top plate (10) and multiple be arranged on is demoulded on top plate (10)
Mandril (11), mandril (11) outer diameter is more than the first mold core (7) outer diameter and less than the second mold core (8) outer diameter；
Under molding state, cope plate (1), middle template (3), the first lower template (4), the second lower template (5) cooperatively form cavity,
Mold core is arranged in cavity and its bottom end is stretched out outside lower mode cavity, and the first mold core (7) top and upper mold mold insert (2) lower end are against the
Three mold cores (9) periphery and lower die mold insert (6) inner circumferential are against mandril (11) is corresponded with cavity and mandril (11) top stretches into the
In three mold cores (9)；
Third mold core (9) bottom periphery is equipped with baffle ring (13).
2. modified ball end dustproof cover class mold according to claim 1, which is characterized in that material cup and middle template (3) phase
Rest position is equipped with multiple torn edges slots, and under molding state, the central axis of torn edges slot is conllinear with the central axis of cavity.
3. modified ball end dustproof cover class mold according to claim 1 or 2, which is characterized in that backing plate (14) is further included,
Backing plate (14) is connect below the second lower template (5) and with the second lower template (5).
4. modified ball end dustproof cover class mold according to claim 3, which is characterized in that backing plate (14) is under second
Template (5) side is equipped with the first mounting groove, and lead (15) is equipped in the first mounting groove, and demoulding top plate (10) is socketed in lead
(15) it can move on and along lead (15) is lower in the vertical direction.
5. modified ball end dustproof cover class mold according to claim 1 or 2, which is characterized in that cope plate (1) and middle mould
Return spring (16) is equipped between plate (3).
6. modified ball end dustproof cover class mold according to claim 1 or 2, which is characterized in that cope plate (1) is equipped with
Multiple second mounting grooves are mounted on upper mold mold insert (2) in each second mounting groove.
7. modified ball end dustproof cover class mold according to claim 1 or 2, which is characterized in that the first lower template (4) with
Second lower template (5) is bolted on together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610370488.6A CN105904677B (en) | 2016-05-25 | 2016-05-25 | A kind of modified ball end dustproof cover class mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610370488.6A CN105904677B (en) | 2016-05-25 | 2016-05-25 | A kind of modified ball end dustproof cover class mold |
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| Publication Number | Publication Date |
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| CN105904677A CN105904677A (en) | 2016-08-31 |
| CN105904677B true CN105904677B (en) | 2018-06-29 |
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| CN201610370488.6A Active CN105904677B (en) | 2016-05-25 | 2016-05-25 | A kind of modified ball end dustproof cover class mold |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044856B (en) * | 2017-12-31 | 2023-08-11 | 安徽宁国中鼎模具制造有限公司 | Insert structure dust cover mould |
| CN114654683A (en) * | 2022-04-29 | 2022-06-24 | 温州富成机械有限公司 | Ejection mechanism for rubber injection toe cap sole and production method thereof |
| CN116252442B (en) * | 2023-05-16 | 2023-07-07 | 山东恒信基塑业股份有限公司 | Automobile plastic connecting piece processing die structure with automatic demolding function |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5253997A (en) * | 1988-09-30 | 1993-10-19 | Sumitomo Heavy Industries, Ltd. | Injection molding machine for molding disk-shaped recording medium carriers |
| JPH11226992A (en) * | 1998-02-13 | 1999-08-24 | Kanazawa Kasei:Kk | Injection molding method and mold therefor |
| JP2000254947A (en) * | 1999-03-10 | 2000-09-19 | Sumikou Tec Kk | Bore undercut mold |
| CN201659674U (en) * | 2010-04-13 | 2010-12-01 | 台州市黄岩大盛模塑有限公司 | Water bucket cap inner cap mould secondary compulsive demoulding mechanism |
| CN202336978U (en) * | 2011-10-13 | 2012-07-18 | 浙江凯华模具有限公司 | Guide column sequence demoulding mechanism of injection mould |
| CN203712907U (en) * | 2013-12-09 | 2014-07-16 | 安徽宁国中鼎模具制造有限公司 | Car dust cover mould |
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2016
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