CN206170563U - Injection mold convenient to product drawing of patterns - Google Patents
Injection mold convenient to product drawing of patterns Download PDFInfo
- Publication number
- CN206170563U CN206170563U CN201621245821.2U CN201621245821U CN206170563U CN 206170563 U CN206170563 U CN 206170563U CN 201621245821 U CN201621245821 U CN 201621245821U CN 206170563 U CN206170563 U CN 206170563U
- Authority
- CN
- China
- Prior art keywords
- slide bar
- portable plate
- cover half
- breather line
- injection 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an injection mold convenient to product drawing of patterns, its technical scheme main points are, including the die carrier, be provided with the cover half in the die carrier, the movable mould, all be provided with the die cavity that is used for injection moulding product on cover half and the movable mould, wear to be equipped with many slide bars on the cover half, supply the gliding passageway of slide bar, slide bar top accessible slides and the die cavity inner wall flushes, the slide bar is located to be connected with on the outside tip of cover half and is used for driving the slip driving piece, be equipped with in the slide bar and be used for communicateing admission line between the slide bar top and the external world, it flows from the external check valve that enters into in the die cavity to be provided with the air feed in the inlet channel, it opens connector between vent pipe and the passageway still to be equipped with the vent pipe and the slip of slide bar accessible that supply external gaseous admission passage in the cover half.
Description
Technical field
This utility model is related to mould, more particularly to a kind of injection mold for being easy to product stripping.
Background technology
Now many accessories are all, using made by plastics, to be generally required for using note when production above automobile
Molding machine forms the accessory integrated injection molding of automobile.The injection molding of general plastic product can all use injection mold, in processing
During, injection machine is molded toward in injection mold, forms product.
Existing, notification number discloses a kind of automobile door plate for the Chinese patent of CN205326198U, and it includes thimble with top
Needle plate, when mould is molded, push pedal can promote ejector retainner plate up to move, and thimble can be molded the mould for finishing in die cavity
Tool is up pushed, and then completes demoulding work.
Because the thickness of whole automobile door plate is larger, the product weight being molded by is heavier, meanwhile, just it has been molded what is finished
Product is also uncolled, and fully there be certain pliability on surface, therefore, during demoulding, the push rod of hard is squeezed in product
Surface, easily ejection pit out, cause product surface flatness not high.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of injection mold, by pneumatic
The mode of ejection, the not high situation of flatness that slows down ejection process product surface because local pressure is serious.
Above-mentioned technical purpose of the present utility model technical scheme is that：One kind is easy to product stripping
Injection mold, including mould bases is provided with cover half, dynamic model, is provided with for noting on the cover half and dynamic model in the mould bases
The die cavity of molding product, is equipped with many slide bars, for the passage of sliding bar on the cover half, the slide bar top can be by sliding
Flush with mould intracavity wall, the slide bar is located on the end outside cover half to be connected with and drives slip actuator, the cunning for driving
It is provided with bar for connecting admission line between slide bar top and the external world, is provided with to enter from the external world for air-flow in the inlet channel
Enter the check valve in die cavity, the breather line and slide bar for entering passage for ambient atmos is additionally provided with the cover half can be by sliding
It is dynamic to open connector between breather line and passage.
By above-mentioned technical proposal, when injection, slide bar top slides to and state is flushed with die cavity, can allow die cavity
Structure is completed, and product is stably molded.Injection finish after, slide bar is separated toward bottom offset with product, it is detached during air inlet pipe
Road is entered between slide bar top and product by external air flow, it is to avoid larger vacuum occur, when slide bar and breather line
After connector is separated between passage, extraneous gases at high pressure can be entered in passage, then up give product applying use
In the pressure of product abjection.Because gas possesses high fluidity, the gap between product and mould intracavity wall can be pierced, and then be kept away
Original ejecting force concentration is exempted from and has been applied to product local location, high pressure gas can be by the outer surface of pressure dissipation to product, de-
When mould, the serious situation of local pressure is slow down, product surface more smooth effect when playing the demoulding.
This utility model is further arranged to：The actuator includes portable plate, the cylinder for driving portable plate displacement,
The slide bar is located at the end outside cover half and is fixedly connected with portable plate.
By above-mentioned technical proposal, portable plate can in the lump couple together many slide bars, and cylinder only needs to driving activity
Plate activity, you can complete the displacement to slide bar and adjust, simplify linkage structure.
This utility model is further arranged to：The mould bases includes upper die plate, lower template, connects between upper die plate and lower template
The guide pillar through dynamic model, cover half is connected to, the guide pillar runs through the portable plate.
By above-mentioned technical proposal, guide pillar can allow the relatively stable relative motion of dynamic model, meanwhile, by portable plate it is spacing
Above guide pillar, it is also possible to so that motion the stablizing more of portable plate, reduces portable plate and rock situation in motor process.
This utility model is further arranged to：The length of the slide bar is consistent with the length of the passage, and the activity
The back-moving spring for driving portable plate to fit with cover half is provided between plate and lower template.
By above-mentioned technical proposal, due to slide bar it is consistent with passage length, when such portable plate is fitted on cover half,
The top of slide bar just can flush with the inwall of die cavity, reduce the component of a positioning, and it is fixed to be directly fitted in portable plate
When on mould, it is complete that product is molded by just to compare.Simultaneously back-moving spring can provide the effect of return, when the demoulding
Wait, need portable plate drive displacement using cylinder, after product stripping is completed, cylinder pressure release, Spring driving is lived
Dynamic plate voluntarily return, it is not necessary to allow cylinder all the time in the state of inflation Compressive activities plate, it is only necessary to intermittent pressure, keep away
Exempt from excessive to air flue partial pressure in factory, saved air pressure resource.
This utility model is further arranged to：Be provided with the guide pillar to contradict and for controlling cylinder work with portable plate
The travel switch of work, travel switch meets：Connector between breather line and passage is beaten when portable plate band moving slide-bar is moved to
When opening, portable plate is contacted with travel switch and then control cylinder stops driving portable plate motion.
By above-mentioned technical proposal, can play a part of to limit cylinder stroke using the structure of travel switch, so as not to work
Dynamic plate is driven folding and forms excessively big, causes unnecessary stroke to waste, and simplifies structure, improves demoulding efficiency.
This utility model is further arranged to：The entrance of the breather line is provided with the electromagnetic valve for opening and closing, institute
State travel switch and be electrically connected with the solenoid valve the following regulation of satisfaction, when portable plate is contacted with travel switch, electromagnetic valve is opened for outer
Boundary's air-flow is entered, and when portable plate is not contacted with travel switch, closed electromagnetic valve hinders external air flow to enter.
By above-mentioned technical proposal, the position of portable plate can be perceived by travel switch, and then can be fed back signal to
Control system, and then the opening and closing of electromagnetic valve is controlled, using the structure of electromagnetic valve, it is only necessary to independent to apply one all the time to breather line
The air pump of individual high pressure, can to control gases at high pressure by electromagnetic valve carry out in due course acting consumption, it is to avoid high pressure gas
Occur consuming in gap not doing work, it is also possible to allow the construction of switch of high pressure gas to become relatively simple.
This utility model is further arranged to：The pin of cut-out breather line is equipped with the cover half, and is set on lever
The hollow-out parts for breather line to be turned on are equipped with, the lever is fixedly connected with portable plate, the position of the hollow-out parts meets：
When connector is sealed portable plate band moving slide-bar just between breather line and passage, hollow-out parts misplace with breather line, work as work
Dynamic strip moving slide-bar is moved to when connector between breather line and passage is opened, and hollow-out parts are docked with breather line.
By above-mentioned technical proposal, during portable plate is moved, lever can be allowed to be synchronized with the movement with slide bar, such one
Denier slide bar is displaced to when air-flow can be allowed to enter in passage, and hollow-out parts can be docked voluntarily with breather line, allows the external world
Air-flow from being advanced into.After product stripping is finished, slide bar resets, and breather line also seal itself, high pressure draught is wasted
It is less, equipment integrated automation degree is higher.
This utility model is further arranged to：The water-filled pipe with extraneous water communication, institute are additionally provided with the slide bar
State water-filled pipe and extend to slide bar top.
By above-mentioned technical proposal, water flowing water route can allow extraneous colder current to be flowed into slide bar top, allow push rod
Top keeps the relatively low state of a temperature, so when mold injection, is molded by the contact for coming product and thimble end
In, the position for being contacted can quickly cool down, by when initial gas shock, in more firm state, slowing down gas
The deformation that flowing pressure is produced to it.
This utility model is further arranged to：The water-filled pipe is located at the part at the top of slide bar and takes the shape of the letter U to fold and is distributed.
By above-mentioned technical proposal, U-shaped folds distribution can allow slide bar top water-holding quantity in unit volume larger, once
Performance enough absorbs more heats, and the change of thimble own temperature is less, and cooling effect is more excellent.
Description of the drawings
Fig. 1 is the structure chart under the matched moulds state of embodiment one；
Fig. 2 is the enlarged drawing in Fig. 1 at I；
Fig. 3 is the structure chart under the die opening state of embodiment one；
Fig. 4 is the structure chart under the matched moulds state of embodiment two；
Fig. 5 is the structure chart under the die opening state of embodiment two.
Reference：11st, upper die plate；12nd, lower template；13rd, guide pillar；2nd, cover half；21st, passage；22nd, breather line；23rd, electricity
Magnet valve；3rd, dynamic model；31st, die cavity；4th, portable plate；41st, slide bar；42nd, inlet channel；43rd, check valve；44th, back-moving spring；45th, gas
Cylinder；46th, travel switch；47th, lever；471st, hollow-out parts；48th, water-filled pipe.
Specific embodiment
This utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment one,
As shown in figure 1, a kind of injection mold for being easy to product stripping, including mould bases, mould bases includes upper die plate 11, lower template
12, upper die plate 11 is connected with many guide pillars 13 with lower template 12, and guide pillar 13 is provided with above cover half 2 and dynamic model 3, cover half 2
It is fixed on guide pillar 13, dynamic model 3 can slide along guide pillar 13.Cover half 2 is provided with above the die cavity toward sunken inside with dynamic model 3
31, cover half 2 can be mutually butted with the die cavity 31 on dynamic model 3 when matched moulds, form the cavity consistent with injecting products are treated.
Portable plate 4 is provided between the bottom of cover half 2 and lower template 12, guide pillar 13 runs through portable plate 4, and portable plate 4 can edge
Guide pillar 13 to slide up and down, back-moving spring 44 is provided between portable plate 4 and lower template 12, the two ends of back-moving spring 44 are under
Template 12 is contradicted with portable plate 4, and back-moving spring 44 drives portable plate 4 to contradict in the bottom of cover half 2.Portable plate 4 is connected with one above
Individual cylinder 45, the piston rod of cylinder 45 runs through lower template 12, drives portable plate 4 down to move.
As shown in Figures 1 and 3, many slide bars 41 are vertically fixed on portable plate 4, slide bar 41 penetrates cover half 2, in cover half 2
Portion is provided with and the one-to-one passage 21 of slide bar 41, and the inwall of passage 21 is fitted with the outer wall of slide bar 41.Passage 21 vertically up extends,
The top of passage 21 turns on die cavity 31, meanwhile, slide bar 41 is consistent with the length of passage 21, when portable plate 4 and the bottom of cover half 2 are pasted
When the extreme position of conjunction, the top of slide bar 41 just flushes with the inwall of die cavity 31.Inlet channel 42, air inlet are provided with slide bar 41
42 a total of two openings of passage, the one end open of inlet channel 42 is located at the top of slide bar 41, and the opening of the other end is located at lives
The bottom of dynamic plate 4.Opening positioned at the inlet channel 42 at the top of slide bar 41 is less, under the injection pressure of normal die cavity 31, will not
Vestige is formed in frosting.Check valve 43 is provided with inlet channel 42, check valve 43 enters to allow the air-flow in the external world past sliding
The flowing of the top of bar 41.
As shown in Figures 1 and 2, water-filled pipe 48 is provided with slide bar 41, water-filled pipe 48 includes water inlet and outlet,
Water inlet is connected respectively with outlet with extraneous cooling circulating water.Water-filled pipe 48 up flows to always slide bar 41 for current
Top, and folding that water-filled pipe 48 takes the shape of the letter U at the top of thimble distribution.
Be additionally provided with the breather line 22 not interfered with one another with water-filled pipe 48 in cover half 2, breather line 22 at work with
Extraneous high-pressure pump connection, inside the communicating passage 21 of breather line 22.The position of the connector of breather line 22 and passage 21
Meet following condition, when slide bar 41 slides into top to be flushed with die cavity 31, the outer wall of slide bar 41 by breather line 22 and
Passage 21 connector sealing air-flow can not enter passage 21, when slide bar 41 slide into lower section when, the outer wall of slide bar 41 with
The connector is separated, and air-flow can enter passage 21.
Wherein, the Inlet Position in breather line 22 is provided with an electromagnetic valve 23, and electromagnetic valve 23 is direct-acting electromagnetic valve
23, signal can be received breather line 22 is opened or closed.One is provided with guide pillar 13 can support with portable plate 4
Tactile travel switch 46.Electromagnetic valve 23 with travel switch 46 is connected with the controller above injection machine, and controller is simultaneously
Also the work of cylinder 45 is controlled.
As shown in Figures 1 and 3, the injection molding process of mould is as follows, dynamic model 3 and the 2-in-1 mould of cover half, and injection machine drives melting
Inside the plastics injection die cavity 31 of state, cooling and shaping.Then injection machine pulls dynamic model 3 to separate with cover half 2, and product is attached to fixed
The surface of mould 2.Then cylinder 45 drives portable plate 4 to decline slowly, the displacement of the motion with moving slide-bar 41 of portable plate 4, slide bar 41
During decline, extraneous air-flow can be entered at the top of slide bar 41 and product between by inlet channel 42, it is to avoid by
Higher in vacuum between the two, slide bar 41 will not draw bad product when extracting out because of vacuum pressure.Under portable plate 4
Drop to when contact with travel switch 46, travel switch 46 sends the controller of the signal to injection machine of triggering, controller control
Cylinder processed 45 keeps air pressure so as to keep original position no longer to decline, at the same time, controller drive magnetic valve 23 is opened,
Extraneous gases at high pressure are entered in passage 21 by inlet channel 42, product is applied certain pressure so that by product with calmly
Mould 2 is separated, being capable of the smoothly demoulding within the set time.
Through the set time after travel switch 46 is triggered, controller closes electromagnetic valve 23, hinders extraneous high pressure draught
Enter in breather line 22.The locking pressure of cylinder 45 is discharged simultaneously so that portable plate 4 is subject to the driving of back-moving spring 44 certainly
Row is up fitted with cover half 2, and then slide bar 41 slowly rises, and returns to original position, can carry out the processing of next step.
During the demoulding, air-flow when product is pushed, concentrates stress top as driving force before can changing
Dynamic situation, by the pressure of applying the outer surface of product can be evenly spread to, slow down product local pressure and cause table
The irregular situation in face occurs.And demoulding whole process automaticity is higher, positioning is not more precisely error-prone.
Embodiment two,
As shown in figure 4, a kind of injection mold for being easy to product stripping, embodiment two is right with the distinctive points of embodiment one
On the opening and closing structure of inlet channel 4221.Portable plate 4 is provided with the lever 47 for penetrating cover half 2 above, and lever 47 blocks breather
Road 22, can hinder breather line 22 to ventilate.Lever 47 is provided with above hollow-out parts 471, and lever 47 can be by sliding up and down
Allow hollow-out parts 471 to be directed at breather line 22, realize that breather line 22 is turned on.
Such as Fig. 4 and Fig. 5, during product stripping, when portable plate 4 is contacted with travel switch 46, injection machine
Controller stops the motion of cylinder 45, and then portable plate 4 is kept into stationary state, and portable plate 4 can drive during decline
The decline of lever 47, when lever 47 is contacted with travel switch 46, hollow-out parts 471 are mutually aligned with breather line 22,
Extraneous air-flow carries out applying product pressure in passage 21, and then can allow product stripping.
The above is only exemplary embodiment of the present utility model, not for restriction protection model of the present utility model
Enclose, protection domain of the present utility model is determined by appended claim.
Claims (9)
1. a kind of injection mold for being easy to product stripping, including mould bases, is provided with cover half (2), dynamic model (3), institute in the mould bases
The die cavity (31) being provided with cover half (2) and dynamic model (3) for injecting products is stated, be it is characterized in that：Wear on the cover half (2)
There are many slide bars (41), the passage (21) slided for slide bar (41), slide bar (41) top can be by sliding and die cavity (31)
Inwall is flushed, and the slide bar (41) is connected with the outside end of cover half (2) drives slip actuator, the cunning for driving
It is provided with bar (41) for connecting admission line between slide bar (41) top and the external world, in the inlet channel (42) confession is provided with
It is additionally provided with the check valve (43) that air-flow is entered in die cavity (31) from the external world, the cover half (2) and enters passage for ambient atmos
(21) breather line (22), and slide bar (41) can by slide connector between breather line (22) and passage (21) be beaten
Open.
2. the injection mold for being easy to product stripping according to claim 1, is characterized in that：The actuator includes portable plate
(4), for driving the cylinder (45) of portable plate (4) displacement, the slide bar (41) connects positioned at the outside end of cover half (2) is fixed
It is connected on portable plate (4).
3. the injection mold for being easy to product stripping according to claim 2, is characterized in that：The mould bases includes upper die plate
(11), lower template (12), are connected with the guide pillar through dynamic model (3), cover half (2) between upper die plate (11) and lower template (12)
(13), the guide pillar (13) is through the portable plate (4).
4. the injection mold for being easy to product stripping according to claim 3, is characterized in that：The length of the slide bar (41) with
The length of the passage (21) is consistent, and be provided between the portable plate (4) and lower template (12) for drive portable plate (4) and
The back-moving spring (44) of cover half (2) laminating.
5. the injection mold for being easy to product stripping according to claim 3, is characterized in that：It is provided with the guide pillar (13)
Can contradict with portable plate (4) and for controlling the travel switch (46) that cylinder (45) works, travel switch (46) meets：Work as activity
Plate (4) band moving slide-bar (41) is moved to when connector between breather line (22) and passage (21) is opened, portable plate (4) with it is capable
Cheng Kaiguan (46) contacts and then control cylinder (45) stopping driving portable plate (4) motion.
6. the injection mold for being easy to product stripping according to claim 5, is characterized in that：Breather line (22) are entered
The electromagnetic valve (23) for opening and closing is provided with mouthful, the travel switch (46) electrically connects satisfaction with electromagnetic valve (23) as lowered
Section, when portable plate (4) contact with travel switch (46), electromagnetic valve (23) opening for external air flow entrance, when portable plate (4) not
When contacting with travel switch (46), electromagnetic valve (23) is closed and hinders external air flow to enter.
7. the injection mold for being easy to product stripping according to claim 5, is characterized in that：It is equipped with the cover half (2)
The pin of cut-out breather line (22), and the hollow-out parts (471) for breather line (22) to be turned on are provided with lever (47),
The lever (47) is fixedly connected with portable plate (4), and the position of the hollow-out parts (471) meets：When portable plate (4) band moving slide-bar
(41) when connector between breather line (22) and passage (21) is sealed, hollow-out parts (471) misplace with breather line (22), when
Portable plate (4) band moving slide-bar (41) is moved to when connector between breather line (22) and passage (21) is opened, hollow-out parts
(471) dock with breather line (22).
8. the injection mold for being easy to product stripping according to claim 1, is characterized in that：Also set up in the slide bar (41)
There is the water-filled pipe (48) with extraneous water communication, the water-filled pipe (48) extends to slide bar (41) top.
9. the injection mold for being easy to product stripping according to claim 8, is characterized in that：The water-filled pipe (48) is located at
Part at the top of slide bar (41) takes the shape of the letter U and folds distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621245821.2U CN206170563U (en) | 2016-11-18 | 2016-11-18 | Injection mold convenient to product drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621245821.2U CN206170563U (en) | 2016-11-18 | 2016-11-18 | Injection mold convenient to product drawing of patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206170563U true CN206170563U (en) | 2017-05-17 |
Family
ID=58685873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621245821.2U Expired - Fee Related CN206170563U (en) | 2016-11-18 | 2016-11-18 | Injection mold convenient to product drawing of patterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206170563U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243550A (en) * | 2017-06-05 | 2017-10-13 | 曹越 | The Pneumatic demoulding mould of mobile phone protecting case |
| CN107813467A (en) * | 2017-11-30 | 2018-03-20 | 重庆鑫际激光科技有限公司 | Computer parts release method |
| CN108044892A (en) * | 2017-11-30 | 2018-05-18 | 重庆鑫际激光科技有限公司 | Computer spare part mould |
| CN110053220A (en) * | 2019-03-28 | 2019-07-26 | 江苏雨燕模业科技股份有限公司 | Water purifier plastic front board injection mold |
| CN111300780A (en) * | 2020-03-24 | 2020-06-19 | 武汉天顺汽车零部件有限公司 | Plastic handrail mold in automobile |
-
2016
- 2016-11-18 CN CN201621245821.2U patent/CN206170563U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243550A (en) * | 2017-06-05 | 2017-10-13 | 曹越 | The Pneumatic demoulding mould of mobile phone protecting case |
| CN107813467A (en) * | 2017-11-30 | 2018-03-20 | 重庆鑫际激光科技有限公司 | Computer parts release method |
| CN108044892A (en) * | 2017-11-30 | 2018-05-18 | 重庆鑫际激光科技有限公司 | Computer spare part mould |
| CN107813467B (en) * | 2017-11-30 | 2019-06-14 | 重庆鑫际激光科技有限公司 | Computer components release method |
| CN110053220A (en) * | 2019-03-28 | 2019-07-26 | 江苏雨燕模业科技股份有限公司 | Water purifier plastic front board injection mold |
| CN110053220B (en) * | 2019-03-28 | 2024-03-19 | 江苏宇豪新材料科技有限公司 | Injection mold for plastic panel of water purifier |
| CN111300780A (en) * | 2020-03-24 | 2020-06-19 | 武汉天顺汽车零部件有限公司 | Plastic handrail mold in automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170517 Termination date: 20181118 |