CN108790068A - A kind of mold stripping method of injection mold back-off - Google Patents
A kind of mold stripping method of injection mold back-off Download PDFInfo
- Publication number
- CN108790068A CN108790068A CN201810603554.9A CN201810603554A CN108790068A CN 108790068 A CN108790068 A CN 108790068A CN 201810603554 A CN201810603554 A CN 201810603554A CN 108790068 A CN108790068 A CN 108790068A
- Authority
- CN
- China
- Prior art keywords
- elasticity
- side top
- thimble system
- pattern plate
- mold
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 17
- 239000007924 injection Substances 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910000639 Spring steel Inorganic materials 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 abstract description 12
- 238000013459 approach Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 4
- 238000012827 research and development Methods 0.000 abstract description 4
- 229920003002 synthetic resin Polymers 0.000 abstract description 4
- 239000000057 synthetic resin Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of mold stripping methods of injection mold back-off, including die ontology, the die ontology includes support block and rear pattern plate, the rear pattern plate is equipped with rear cavity, and traveller is equipped between the support block and rear pattern plate, and the support block bottom is equipped with the bottom plate for fixing mould ontology, the die ontology is equipped with mould support column, and thimble system is equipped between mold rear pattern plate and bottom plate, it is equipped with two groups of elasticity sides above the thimble system and pushes up, the elasticity upper ends Fang Ding connect rear cavity.The present invention is pushed up by using the elasticity side that flexible spring steel is made, the rear cavity inclined-plane of the side's of making bending song, make it in ejection, side is withstood under the action of inclined-plane, elasticity occurs and is detached from back-off to which bending pushes up side, it realizes that the depanning of product, global design structure solve the mode of the button bit depanning of small size synthetic resin product in this approach, is very suitable for research and development and uses.
Description
Technical field
The present invention relates to injection mold technologies, more particularly, to a kind of mold stripping method of injection mold back-off.
Background technology
Many small-sized plastic cement products, such as miaow shell, small on & off switch etc. at present, there is the structure of interior back-off in product, lead to
The method that the depanning buckled in product in normal solution injection mold uses is to use oblique top and inner slide, or depanning two by force
Kind mode, but since miscellaneous goods space itself is limited, oblique top and inner slide depanning can not be done, if depanning again can be right by force
Interior buckle damages, and a series of problem of mold can be caused to can not only influence structure also.For this purpose, we research and develop a kind of note
The mold stripping method of mould back-off is for solving the problems, such as appeal.
Invention content
The technical problem to be solved in the present invention overcomes existing defect, provides a kind of mold stripping method of injection mold back-off,
The elasticity side top being made by using the stainless steel with certain elasticity, the rear cavity inclined-plane of the side's of making bending song, make its
It when ejection, just withstands under the action of inclined-plane, elasticity occurs and is detached from back-off to which bending pushes up side, above-mentioned background can be solved
The problem of being proposed in technology
In order to achieve the above objectives, the present invention uses following technical scheme：
A kind of mold stripping method of present invention injection mold back-off, including die ontology, the die ontology include support block and
Rear pattern plate, the rear pattern plate are equipped with rear cavity, and guide post is equipped between the support block and rear pattern plate, and the support block bottom is equipped with and is used for
The bottom plate of fixing mould ontology, the die ontology is equipped with mould support column, and top is equipped between mold rear pattern plate and bottom plate
Needle system, the thimble system top are equipped with two groups of elasticity sides and push up, and the elasticity upper ends Fang Ding connect rear cavity.
Preferably, the thimble system includes upper thimble system and lower thimble system, the upper thimble system and lower thimble
The elastic body for resetting thimble system is equipped between system.
Preferably, the elasticity side top is whole is made using springy spring steel.
Preferably, the elasticity side top is equipped with side top bevel X, and the rear cavity cuts with inclined-plane A with the elasticity junctions Fang Ding,
And the side top being equipped with for ease of elasticity side's bending song is oriented to distance and is more than the orientation distance after side top resets.
Preferably, the elasticity side top is additionally provided with the square top bevel X for being squeezed with inclined-plane A cooperations and is pushed up convenient for elasticity side
Ejection after swing backward and return smoothly side top bevel Y pushes up in elasticity side when molding.
Preferably, elasticity side top top is connected with product button bit amount, and the side top bevel A is more than product button bit amount.
The beneficial effects of the invention are as follows：
The elasticity side top being made by using flexible spring steel, the rear cavity inclined-plane of the side's of making bending song makes
It just withstands under the action of inclined-plane in ejection, and elasticity occurs and is detached from back-off to which bending pushes up side, comes in this approach real
Existing product goes out to touch, and the button bit that global design structure solves small size synthetic resin product goes out the mode touched, and simplifies structure, and make
Structure stabilization reliable for operation, reduces the cost of mold, and greatly improves production efficiency, is very suitable for research and development and uses.
A kind of mold stripping method of present invention injection mold back-off, including die ontology, the die ontology include support block and
Rear pattern plate, the rear pattern plate are equipped with rear cavity, and guide post is equipped between the support block and rear pattern plate, and the support block bottom is equipped with and is used for
The bottom plate of fixing mould ontology, the die ontology is equipped with mould support column, and top is equipped between mold rear pattern plate and bottom plate
Needle system, the thimble system top are equipped with two groups of elasticity sides and push up, and the elasticity upper ends Fang Ding connect rear cavity.
Further, the thimble system includes upper thimble system and lower thimble system, the upper thimble system and lower top
The elastic body for driving thimble system is equipped between needle system, the elasticity side top is whole to use springy spring steel
Be made, elasticity side top is equipped with side top and resets apart from face (86), the rear cavity and the elasticity junctions Fang Ding guiding away from
From (81), the rear cavity is equipped with inclined-plane A, elasticity side top be additionally provided with square top bevel X for coordinating extruding with inclined-plane A and
Elasticity side top return smoothly push up by side top bevel Y, the elasticity side when swing backward and molding after the ejection pushed up convenient for elasticity side
Top is connected with product button bit amount, and the side top bevel A is more than product button bit amount.It is made by using flexible spring steel
Made of elasticity side push up, and by the rear cavity inclined-plane of the side's of making bending song, make it when ejecting, just withstand under the action of inclined-plane,
It elasticity occurs is detached from back-off to which bending pushes up side, realize that product goes out to touch in this approach, global design structure solution
The button bit of small size synthetic resin product of having determined goes out the mode touched, and simplifies structure, and make structure stabilization reliable for operation, reduces mold
Cost, and production efficiency is greatly improved, it is very suitable for research and development and uses.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, those of ordinary skill in the art are come
It says, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the die ontology overall structure diagram of the present invention；
Fig. 2 is elasticity side's roof construction schematic diagram of the present invention；
Fig. 3 is structural schematic diagram after the elasticity side top of the present invention ejects.
Fig. 4 is the elasticity side top bevel X and inclined-plane Y structure schematic diagram of the present invention.
In figure：1. die ontology, 2. support blocks, 3. rear pattern plates, 4. bottom plates, 5. guide posts, 6. rear cavities, 7. thimble systems, 71.
Upper thimble system, 72. times thimble systems, 73. elastic bodies, 8. elasticity sides top, 81. are oriented to distance, 82. inclined-plane A, 83. sides top
Inclined-plane X, 84. side top bevel Y, 85. product button bit amounts, 86. sides, which push up, to be resetted apart from face, 9. mould support columns.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
As shown in Figures 1 to 4, a kind of mold stripping method of injection mold back-off, including die ontology 1, the die ontology 1
Including support block 2 and rear pattern plate 3, the rear pattern plate 3 is equipped with rear cavity 6, and guide post 5, institute are equipped between the support block 2 and rear pattern plate 3
It states 2 bottom of support block and is equipped with the bottom plate 4 for being used for fixing mould ontology 1, the die ontology 1 is equipped with mould support column 9, and in mold
Thimble system 7 is equipped between rear pattern plate and bottom plate, 7 top of the thimble system is equipped with two groups of elasticity sides and pushes up 8, the elasticity side top
8 upper ends connect rear cavity 6.
A kind of mold stripping method of injection mold back-off of the present invention, the bullet being made by using flexible spring steel
Property side is pushed up, the rear cavity inclined-plane of the side's of making bending song, is made it in ejection, is just withstood under the action of inclined-plane, and elasticity occurs to become
Side is pushed up in shape bending is detached from back-off, realizes that product goes out to touch in this approach, global design structure solves small size synthetic resin production
The button bit of product goes out the mode touched, and simplifies structure, and makes structure stabilization reliable for operation, reduces the cost of mold, and greatly
Production efficiency is improved, research and development is very suitable for and uses.
Wherein, the thimble system 7 includes upper thimble system 71 and lower thimble system 72, and the upper thimble system 71 is under
The elastic body 73 for driving thimble system 7 is equipped between thimble system 72.
Wherein, the elasticity side top 8 is whole is made using springy spring steel.
Wherein, the elasticity side top is equipped with side top and resets apart from face 86, and the rear cavity is oriented to the elasticity junctions Fang Ding
Distance 81, the rear cavity is equipped with inclined-plane A82, and the side top being equipped with for ease of elasticity side's bending song is oriented to distance and is more than Fang Dingfu
Orientation distance behind position.
Wherein, the elasticity side top 8 is additionally provided with the square top bevel X83 for being squeezed with inclined-plane A82 cooperations and is convenient for elasticity
8 returns smoothly side top bevel Y84 pushes up in elasticity side when swing backward and molding after the ejection on side top 8.
Wherein, 8 top of elasticity side top is connected with product button bit amount 85, and the side top bevel X83 is more than product button bit
Amount 85.Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, ordinary skill
Other modifications or equivalent replacement that personnel make technical scheme of the present invention, without departing from the essence of technical solution of the present invention
God and range, are intended to be within the scope of the claims of the invention.
Claims (6)
1. a kind of mold stripping method of injection mold back-off, including die ontology (1), it is characterised in that：Die ontology (1) packet
Support block (2) and rear pattern plate (3) are included, the rear pattern plate (3) is equipped with rear cavity (6), is set between the support block (2) and rear pattern plate (3)
There are guide post (5), support block (2) bottom to be equipped with the bottom plate (4) for fixing mould ontology (1), the die ontology (1) is equipped with
Mould support column (9) is equipped with two to support upper thimble system (71) and rear pattern plate (3) to sink above the thimble system (7)
Group elasticity side top (8), elasticity side's top (8) upper end connection rear cavity (6).
2. a kind of mold stripping method of injection mold back-off according to claim 1, it is characterised in that：The thimble system
(7) include upper thimble system (71) and lower thimble system (72), between the upper thimble system (71) and lower thimble system (72)
Equipped with the elastic body (73) for resetting thimble system (7).
3. a kind of mold stripping method of injection mold back-off according to claim 1, it is characterised in that：The elasticity side top
(8) whole to be made using springy spring steel.
4. a kind of mold stripping method of injection mold back-off according to claim 3, it is characterised in that：The elasticity side top
(8) it is equipped with side top between rear cavity (6) and is oriented to distance (81), the rear cavity (6) is equipped with inclined-plane A (82).
5. a kind of mold stripping method of injection mold back-off according to claim 4, it is characterised in that：The elasticity side top
(8) be additionally provided with the square top bevel X (83) for being squeezed with inclined-plane A (82) cooperations and convenient for after the ejection on elasticity side top (8) to rear
The orientation distance after (8) return smoothly side top bevel Y (84), and elasticity side top (8) reset pushes up in elasticity side when swinging and molding
(86), the side top is oriented to the orientation distance after distance (81) is resetted more than side top.
6. a kind of mold stripping method of injection mold back-off according to claim 4, it is characterised in that：The elasticity side top
(8) top is connected with product button bit amount (85), and the side top bevel X (83) is more than product button bit amount (85).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603554.9A CN108790068A (en) | 2018-06-12 | 2018-06-12 | A kind of mold stripping method of injection mold back-off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603554.9A CN108790068A (en) | 2018-06-12 | 2018-06-12 | A kind of mold stripping method of injection mold back-off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108790068A true CN108790068A (en) | 2018-11-13 |
Family
ID=64085330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810603554.9A Pending CN108790068A (en) | 2018-06-12 | 2018-06-12 | A kind of mold stripping method of injection mold back-off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108790068A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303646A (en) * | 2019-07-04 | 2019-10-08 | 深圳东洋旺和实业有限公司 | Torque product mold and corresponding forming method |
| CN110406053A (en) * | 2019-08-26 | 2019-11-05 | 浙江长珑车灯股份有限公司 | Injection mold narrow space small angle oscillation formula pitched roof mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030068402A1 (en) * | 2001-10-10 | 2003-04-10 | Lars Persson | Injection mould and ejector arrangement therefor |
| CN203919604U (en) * | 2014-07-10 | 2014-11-05 | 重庆长安汽车股份有限公司 | A kind of demolding structure of automobile front beam mould fog lamp erection column |
| CN204354418U (en) * | 2014-12-02 | 2015-05-27 | 浙江凯华模具有限公司 | Injection mold elasticity oblique top inner side core-drawing mechanism |
| CN205167466U (en) * | 2015-10-27 | 2016-04-20 | 苏州启点机械有限公司 | Back -off structure is taken off on straight top |
| CN107214918A (en) * | 2017-07-02 | 2017-09-29 | 宁波市港腾塑业有限公司 | A kind of Double-ejection injection mold of torque product |
| CN208410562U (en) * | 2018-06-12 | 2019-01-22 | 广东永畅兴精密制造股份有限公司 | A kind of injection mold, which is buckled to out, touches structure |
-
2018
- 2018-06-12 CN CN201810603554.9A patent/CN108790068A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030068402A1 (en) * | 2001-10-10 | 2003-04-10 | Lars Persson | Injection mould and ejector arrangement therefor |
| CN203919604U (en) * | 2014-07-10 | 2014-11-05 | 重庆长安汽车股份有限公司 | A kind of demolding structure of automobile front beam mould fog lamp erection column |
| CN204354418U (en) * | 2014-12-02 | 2015-05-27 | 浙江凯华模具有限公司 | Injection mold elasticity oblique top inner side core-drawing mechanism |
| CN205167466U (en) * | 2015-10-27 | 2016-04-20 | 苏州启点机械有限公司 | Back -off structure is taken off on straight top |
| CN107214918A (en) * | 2017-07-02 | 2017-09-29 | 宁波市港腾塑业有限公司 | A kind of Double-ejection injection mold of torque product |
| CN208410562U (en) * | 2018-06-12 | 2019-01-22 | 广东永畅兴精密制造股份有限公司 | A kind of injection mold, which is buckled to out, touches structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303646A (en) * | 2019-07-04 | 2019-10-08 | 深圳东洋旺和实业有限公司 | Torque product mold and corresponding forming method |
| CN110406053A (en) * | 2019-08-26 | 2019-11-05 | 浙江长珑车灯股份有限公司 | Injection mold narrow space small angle oscillation formula pitched roof mechanism |
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