CN106378911B - The multi-direction reverse buckle demolding mechanism of injection mold plastic - Google Patents
The multi-direction reverse buckle demolding mechanism of injection mold plastic Download PDFInfo
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- CN106378911B CN106378911B CN201611133925.9A CN201611133925A CN106378911B CN 106378911 B CN106378911 B CN 106378911B CN 201611133925 A CN201611133925 A CN 201611133925A CN 106378911 B CN106378911 B CN 106378911B
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- Prior art keywords
- cover half
- block
- spring
- small slide
- slide block
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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
-
- 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
Abstract
The multi-direction reverse buckle demolding mechanism of injection mold plastic; the invention belongs to thermoplastic plastics shaping mould applications; it is mainly used in the molding die that multi-direction back-off is provided in plastic product; additional power plant need not be configured; the smooth demoulding of the elastic force realization multi-direction back-off of injection mold plastic of power and spring is molded by mold, advantageous effect is：Solve the problems, such as the multi-direction back-off forming process of injection mold plastic by the multi-direction reverse buckle demolding mechanism of injection mold plastic, cover half first take out block 2, cover half sliding shoe 4, shouldered tap bolt 8 and the first spring 9 with the use of the demoulding for realizing plastic product inner reverse fastener；Hook leg 10, small slide block 11, limit mold insert 12 and second spring 16 is used cooperatively the demoulding for realizing and being buckled on the outside of plastic product, this mould structure stable working is reliable, stripping action is stablized, product is set to reach technology requirement and requirement, save die space, it is simple and compact for structure, it is cost-effective, improve production efficiency.
Description
Technical field
The invention belongs to thermoplastic plastics shaping mould applications, are related to the multi-direction reverse buckle demolding mechanism of injection mold plastic,
It is mainly used in the molding die that multi-direction back-off is provided in plastic product.
Background technology
Thermoplastic injection molding method is that membrane cavity will be injected after molten plastic material, and the plastics of melting enter mold
In, it is cooled and is molded into definite shape according to die cavity sample, gained shape is exactly often last finished product, in installation or as final finished
Other processing are no longer needed before use；Back-off is that plastic product is to meet to be assembled and used with the protrusion that demand is arranged on product
Or the part of recess, it cannot be along dividing mould direction to skid off after molding, the presence of back-off is produced when stationary mould for mould and dynamic model being prevented to detach
The direct disengaging of product, generally use cover half either dynamic model slide block mechanism or realize the demoulding of back-off using pitched roof mechanism, when
Multi-direction back-off conventional sliding block and Slanted ejecting device are provided in plastic product can cause mould structure complicated, occupy larger mould
Tool space causes mold body larger, and cost is higher；In conclusion for the deficiency for solving in existing mold structure, need to design
It is a kind of simple in structure, save die space, the cost-effective and multi-direction reverse buckle demolding mechanism that is easily worked.
Invention content
The object of the present invention is to provide the multi-direction reverse buckle demolding mechanisms of injection mold plastic, need not configure additional power
Device molds the smooth demoulding of the elastic force realization multi-direction back-off of injection mold plastic of power and spring by mold.
The technical problem to be solved in the present invention is to provide the multi-direction reverse buckle demolding mechanisms of injection mold plastic, and it is more to solve plastic
Direction is buckled to the problem of forming process, so that product is smoothly demoulded and reaches technology requirement and requirement.
The technical scheme is that：The multi-direction reverse buckle demolding mechanism of injection mold plastic, structure include：First pressing plate
1, cover half first take out block 2, the second pressing plate 3, cover half sliding shoe 4, fixed die insert 5, cover half float plate 6, solid plate 7, shouldered tap bolt 8,
First spring 9 hooks leg 10, small slide block 11, limit mold insert 12, big sliding block 13, moving die insert 14, moving platen 15, second spring 16；
The connection relation of the multi-direction reverse buckle demolding mechanism of injection mold plastic is：First pressing plate 1 is contacted with 6 face of cover half float plate by bolt
It is locked, cover half first takes out block 2 and contacts tight fit with 1 face of the first pressing plate and limit, and cover half first takes out block 2 and 5 face of fixed die insert
It contacts and is slidably matched, cover half first takes out block 2 and contacts and be fitted close with 6 face of cover half float plate to be connected by hanging platform, and cover half first takes out block 2
With 7 clearance fit of solid plate, the second pressing plate 3 is contacted with 7 face of solid plate, and the second pressing plate 3 is contacted with 5 face of fixed die insert by bolt lock
It fastens, cover half sliding shoe 4 is contacted and is slidably matched with 3 face of the second pressing plate, and cover half sliding shoe 4 contacts simultaneously with 5 face of fixed die insert
Be slidably matched and connected by hanging platform, cover half is first taken out and is provided with wedging inclined-plane on block 2, be provided on cover half sliding shoe 4 wedging inclined-plane and
Threaded hole, cover half are first taken out the wedging face being arranged on block 2 and are coordinated with the wedging plane-plane contact being arranged on cover half sliding shoe 4 and wedging,
Shouldered tap bolt 8 is threadedly coupled with cover half sliding shoe 4, and shouldered tap bolt 8 and 5 clearance fit of fixed die insert, the first spring 9 are slided with cover half
4 face of motion block contacts, the first spring 9 and 5 bottom plane-plane contact surrounding clearance fit of fixed die insert, between the first spring 9 and shouldered tap bolt 8
Gap coordinates；It hooks and is provided with rectangular positioning table and wedging inclined-plane on leg 10, rectangular pit is provided on fixed die insert 5, hook on leg 10
It is provided with rectangular positioning table and is locked by bolt with being provided with rectangular pit face on fixed die insert 5 and contact and limit；Small slide block
It is provided with wedging inclined-plane, guide table, sliding stand and spring on 11 and places blind hole, limits and is provided with positioning convex platform and platform on mold insert 12
Terrace is provided with guide groove, limiting slot and rectangular pit on big sliding block 13, hooks the wedging inclined-plane being arranged on leg 10 and small slide block 11
Simultaneously wedging coordinates the oblique plane-plane contact of wedging of upper setting, the guide table being arranged on small slide block 11 and the guiding being arranged on big sliding block 13
Groove face is contacted and is slidably matched, and the sliding stand being arranged on small slide block 11 is contacted and slided with the limit groove face being arranged on big sliding block 13
Fixed spring is set on cooperation, second spring 16 and small slide block 11 and places blind hole clearance fit, what is be arranged on limit mold insert 12 determines
Position boss is contacted and is fitted close with the rectangular pit face being arranged on big sliding block 13 to be locked by bolt, limits the bottom of mold insert 12
The top plane-plane contact of face and small slide block 11 is simultaneously slidably matched；Big sliding block 13 coordinates with 14 face contact slide of moving die insert, dynamic model edge
Block 14 is contacted and is fitted close with 15 face of moving platen and is locked by bolt.
The multi-direction reverse buckle demolding mechanism operation principle of injection mold plastic is：When die sinking movement, in the effect of molding machine
Under, when cover half float plate 6 is detached with solid plate 7, cover half first takes out block 2 as cover half float plate 6 moves, while cover half first takes out block
The 2 wedging power for being applied to cover half sliding shoe 4 disappear, and under the action of the first 9 tension of spring, cover half sliding shoe 4 moves along a straight line,
When the heavy deck contact of the hanging platform face of shouldered tap bolt 8 and fixed die insert 5,4 stop motion of cover half sliding shoe, while being detached from plastic
The inner reverse fastener part of product；Solid plate 7 is detached with moving platen 15, hooks leg 10 as fixed die insert 5 moves together, is hooked leg 10 and is applied
The wedging power being added on small slide block 11 disappears, and under the action of 16 tension of second spring, the guide table being arranged on small slide block 11 exists
Sliding in the guide groove being arranged on big sliding block 13, when 11 end of small slide block is contacted with limit 12 step surface of mold insert, small slide block 11
Stop motion, while being detached from the outside back-off part of plastic product.
The hanging platform bottom surface of the shouldered tap bolt 8 and the heavy platform bottom surface molding state of fixed die insert 5 are arranged with gap, between being somebody's turn to do
The distance of gap is the die sinking distance of cover half sliding shoe 4.
The end of the small slide block 11 and the step surface molding state of limit mold insert 12 are arranged with gap, the gap away from
With a distance from the die sinking for small slide block 11.
The beneficial effects of the invention are as follows：Solves injection mold modeling by the multi-direction reverse buckle demolding mechanism of injection mold plastic
The problem of part multi-direction back-off forming process, cover half first takes out block 2, cover half sliding shoe 4, shouldered tap bolt 8 and the first spring 9
With the use of realizing the demoulding of plastic product inner reverse fastener；Hook leg 10, small slide block 11, limit mold insert 12 and second spring 16
With the use of the demoulding being buckled on the outside of plastic product is realized, this mould structure stable working is reliable, and stripping action is stablized, and makes
Product reaches technology requirement and requirement, effectively saves die space, simple and compact for structure, cost-effective, improves production
Efficiency.
Description of the drawings
Below in conjunction with attached drawing, illustrated with embodiment.
Fig. 1 is mechanism overall schematic.
Fig. 2 is mechanism cut-away illustration one.
Fig. 3 is mechanism cut-away illustration two.
Fig. 4 is that mechanism cover half first takes out block 2 and 4 cooperation schematic diagram of cover half sliding shoe.
Fig. 5 is that mechanism hooks leg 10, small slide block 11 and limit 12 cooperation schematic diagram of mold insert.
In figure：1 first pressing plate；2 cover half first take out block；3 second pressing plates；4 cover half sliding shoes；5 fixed die inserts；6 cover half float
Plate；7 solid plates；8 shouldered tap bolts；9 first springs；10 hook leg；11 small slide blocks；12 limit mold inserts；13 big sliding blocks；14 dynamic models are inlayed
Block；15 moving platens；16 second springs.
Specific implementation mode
Describe the specific embodiment of invention in detail with reference to technology word and attached drawing.
When assembling die, cover half is first taken out block 2 and is limited by hanging platform in the cavity that cover half float plate 6 processes, and first
Pressing plate 1 is mounted in the cavity that cover half float plate 6 processes and first takes out 2 face of block with cover half and contacts and compress, and bolt passes through first
Itself and cover half float plate 6 are locked by pressing plate 1；First spring 9 is mounted in the cavity that fixed die insert 5 processes, and cover half is slided
Motion block 4 is mounted in the cavity that fixed die insert 5 processes and is limited by hanging platform, and shouldered tap bolt 8 is mounted on what fixed die insert processed
In through-hole, while the screw thread of 8 front end of shouldered tap bolt being tightened to equipped, the second pressing plate 3 with the screw thread processed on cover half sliding shoe 4
Contact and compress with 5 face of cover half sliding shoe in the cavity that fixed die insert 5 processes, bolt pass through the second pressing plate 3 by its
It is locked with fixed die insert 5；Leg 10 is hooked to be mounted in the cavity that processes of fixed die insert 5, bolt pass through hook leg 10 by its with
Fixed die insert 5 is locked；Fixed die insert 5 is mounted in the cavity that solid plate 7 processes, and bolt passes through solid plate 7 by cover half
Insert 5 is locked；Cover half is first taken out block 2 and is installed in company with cover half float plate 6 and solid plate 7, and cover half first takes out block 2 and is fitted in solid plate
In the 7 resigning square holes processed, cover half is first taken out block 2 and is coordinated with 4 wedging of cover half sliding shoe（See Fig. 3,4）；Mold insert 12 is limited to install
It being limited by boss in the cavity that big sliding block 13 processes, bolt passes through limit mold insert 12 that itself and big sliding block 13 are locked,
Second spring 16 is mounted in the blind hole that small slide block 11 processes, and second spring 16 is fitted in big sliding block 13 together with small slide block 11
It is interior（See Fig. 5）, the guide table that is arranged on small slide block 11, which is mounted in the guide groove processed on big sliding block 13, to be slidably matched（See figure
2）；Moving die insert 14 is mounted in the cavity that moving platen 15 processes and limits, and bolt passes through moving platen 15 by moving die insert 14
It is fixed on moving platen 15；Big sliding block 13 is mounted in the cavity processed on moving die insert 14 and is slidably matched；Cover half part with
Dynamic model part molds, and hook leg 10 matches with 11 wedging of small slide block and merges positioning（See Fig. 1,5）, the multi-direction back-off of injection mold plastic is de-
Mold mechanism assembling finishes.
Specifically forming process is：After the completion of molding machine injection, mold carries out die sinking campaign, cover half float plate 6 and cover half
Plate 7 detaches, and cover half first takes out block 2 and moves in company with cover half float plate 6 while being detached with cover half sliding shoe 4, in the effect of the first spring 9
The lower linear motion of cover half sliding shoe 4 is detached from the back-off on the inside of plastic product；When solid plate 7 is detached with moving platen 15, leg 10 is hooked
It is detached with small slide block 11, small slide block 11, which moves in a straight line, under the action of second spring 16 detaches falling on the outside of plastic product
Button.
The above is the superior embodiment of the present invention, it is noted that for the technology of the technical field of the invention
For personnel, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improve and become
Shape also should be regarded as protection scope of the present invention.
Claims (4)
1. the multi-direction reverse buckle demolding mechanism of injection mold plastic, structure include：First pressing plate（1）, cover half first take out block（2）,
Two pressing plates（3）, cover half sliding shoe（4）, fixed die insert（5）, cover half float plate（6）, solid plate（7）, shouldered tap bolt（8）, first
Spring（9）, hook leg（10）, small slide block（11）, limit mold insert（12）, big sliding block（13）, moving die insert（14）, moving platen（15）,
Second spring（16）；It is characterized in that：Connection relation is the first pressing plate（1）With cover half float plate（6）Face contact is locked by bolt
Fixed, cover half first takes out block（2）With the first pressing plate（1）Face contact is fitted close and limits, and cover half first takes out block（2）With fixed die insert
（5）Face contacts and is slidably matched, and cover half first takes out block（2）With cover half float plate（6）Face contacts and is fitted close and connected by hanging platform, fixed
Mould first takes out block（2）With solid plate（7）Clearance fit, the second pressing plate（3）With solid plate（7）Face contacts, the second pressing plate（3）With cover half
Insert（5）Face contact is locked by bolt, cover half sliding shoe（4）With the second pressing plate（3）Face contacts and is slidably matched, and cover half is slided
Motion block（4）With fixed die insert（5）Face contacts and is slidably matched and connected by hanging platform, and cover half first takes out block（2）On be provided with wedging inclined-plane,
Cover half sliding shoe（4）On be provided with wedging inclined-plane and threaded hole, cover half first takes out block（2）The wedging face of upper setting and cover half sliding shoe
（4）The simultaneously wedging cooperation of the wedging plane-plane contact of upper setting, shouldered tap bolt（8）With cover half sliding shoe（4）It is threadedly coupled, shouldered tap bolt
（8）With fixed die insert（5）Clearance fit, the first spring（9）With cover half sliding shoe（4）Face contacts, the first spring（9）It is inlayed with cover half
Block（5）Bottom plane-plane contact surrounding clearance fit, the first spring（9）With shouldered tap bolt（8）Clearance fit；Hook leg（10）On be provided with
Rectangular positioning table and wedging inclined-plane, fixed die insert（5）On be provided with rectangular pit, hook leg（10）On be provided with rectangular positioning table with
Fixed die insert（5）On be provided with rectangular pit face and contact and limit and be locked by bolt；Small slide block（11）On be provided with wedging
Inclined-plane, guide table, sliding stand and spring place blind hole, limit mold insert（12）On be provided with positioning convex platform and step surface, big sliding block
（13）On be provided with guide groove, limiting slot and rectangular pit, hook leg（10）The wedging inclined-plane and small slide block of upper setting（11）On set
The oblique plane-plane contact of wedging set and wedging cooperation, small slide block（11）The guide table of upper setting and big sliding block（13）The guiding of upper setting
Groove face is contacted and is slidably matched, small slide block（11）The sliding stand of upper setting and big sliding block（13）The limit groove face contact of upper setting is simultaneously
It is slidably matched, second spring（16）With small slide block（11）The fixed spring of upper setting places blind hole clearance fit, limits mold insert（12）
The positioning convex platform of upper setting and big sliding block（13）The rectangular pit face of upper setting contacts and is fitted close to be locked by bolt, limit
Position mold insert（12）Bottom surface and small slide block（11）Top plane-plane contact and be slidably matched；Big sliding block（13）With moving die insert（14）Face
Contact slide coordinates, moving die insert（14）With moving platen（15）Face contacts and is fitted close and is locked by bolt.
2. the multi-direction reverse buckle demolding mechanism of injection mold plastic according to claim 1, it is characterised in that：When die sinking movement
When cover half float plate（6）With solid plate（7）When separation, cover half first takes out block（2）With cover half float plate（6）Movement, while cover half
First take out block（2）It is applied to cover half sliding shoe（4）Wedging power disappear, in the first spring（9）Under the action of tension, cover half sliding shoe
（4）It moves along a straight line, works as shouldered tap bolt（8）Hanging platform face and fixed die insert（5）Heavy deck contact when, cover half sliding shoe（4）
Stop motion, while being detached from the inner reverse fastener part of plastic product；Hook leg（10）With fixed die insert（5）It moves together, hooks leg
（10）It is applied to small slide block（11）On wedging power disappear, in second spring（16）Under the action of tension, small slide block（11）On set
The guide table set is in big sliding block（13）Sliding, works as small slide block in the guide groove of upper setting（11）End and limit mold insert（12）Step
When face contacts, small slide block（11）Stop motion, while being detached from the outside back-off part of plastic product.
3. the multi-direction reverse buckle demolding mechanism of injection mold plastic according to claim 1, it is characterised in that：The band shoulder spiral shell
Bolt（8）Hanging platform bottom surface and fixed die insert（5）Heavy platform bottom surface molding state be arranged with gap, the distance in the gap is cover half
Sliding shoe（4）Die sinking distance.
4. the multi-direction reverse buckle demolding mechanism of injection mold plastic according to claim 1, it is characterised in that：The small slide block
（11）End with limit mold insert（12）Step surface molding state be arranged with gap, the distance in the gap is small slide block（11）
Die sinking distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611133925.9A CN106378911B (en) | 2016-12-10 | 2016-12-10 | The multi-direction reverse buckle demolding mechanism of injection mold plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611133925.9A CN106378911B (en) | 2016-12-10 | 2016-12-10 | The multi-direction reverse buckle demolding mechanism of injection mold plastic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106378911A CN106378911A (en) | 2017-02-08 |
| CN106378911B true CN106378911B (en) | 2018-10-26 |
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| CN201611133925.9A Active CN106378911B (en) | 2016-12-10 | 2016-12-10 | The multi-direction reverse buckle demolding mechanism of injection mold plastic |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443687A (en) * | 2017-09-04 | 2017-12-08 | 遵义群建塑胶制品有限公司 | A kind of air-conditioning moulding injection mold and injection moulding process with contraction distortion control |
| CN107521050B (en) * | 2017-10-17 | 2024-03-12 | 青岛海信模具有限公司 | Injection mold without draft angle and demolding method |
| CN108790050A (en) * | 2018-07-02 | 2018-11-13 | 欧朋达科技(深圳)有限公司 | Die assembly |
| CN109397636B (en) * | 2018-08-21 | 2024-02-20 | 宏利科技(苏州)有限公司 | Injection mold with annular back-off demoulding structure |
| CN109093953B (en) * | 2018-10-12 | 2020-05-19 | 中山市利群精密实业有限公司 | Multidirectional demoulding mechanism for plastic product back-off pipe orifice |
| CN109454833A (en) * | 2018-12-27 | 2019-03-12 | 大连銮艺精密模塑制造有限公司 | Mold equipped with more mold insert built-in sliding block devices |
| CN109759544A (en) * | 2019-03-26 | 2019-05-17 | 洛阳刘氏模具有限公司 | The automatic core-pulling mechanism of single cylinder engine inner cavity loose piece |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62279914A (en) * | 1986-05-28 | 1987-12-04 | Cosmo Seimitsu:Kk | Manufacturing equipment for article having undercut on inside |
| JP2610194B2 (en) * | 1990-05-24 | 1997-05-14 | ファナック株式会社 | Mold with slide core |
| CN101947837A (en) * | 2010-09-13 | 2011-01-19 | 凡嘉科技（无锡）有限公司 | Coring structure with inverted buckle in coring direction of slide block |
| CN104441495A (en) * | 2014-10-22 | 2015-03-25 | 宁波宇升模业有限公司 | Under-cut demolding device for straightly pulling and transversely extracting injection mold |
| CN204196152U (en) * | 2014-11-14 | 2015-03-11 | 杭州光驰精密模具有限公司 | A kind of double-joint type slide block demolding mechanism |
| CN105946186B (en) * | 2016-07-04 | 2017-11-03 | 扬州恒生精密模具有限公司 | Full circle back-off distribution pulled core structure on the inside of a kind of dome plastic |
| CN206230824U (en) * | 2016-12-10 | 2017-06-09 | 大连銮艺精密模塑制造有限公司 | The multi-direction reverse buckle demolding mechanism of injection mold plastic |
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