CN107225737A - The ejecting mechanism of injection mold - Google Patents
The ejecting mechanism of injection mold Download PDFInfo
- Publication number
- CN107225737A CN107225737A CN201610171835.2A CN201610171835A CN107225737A CN 107225737 A CN107225737 A CN 107225737A CN 201610171835 A CN201610171835 A CN 201610171835A CN 107225737 A CN107225737 A CN 107225737A
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- ejecting mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 204
- 238000002347 injection Methods 0.000 title claims abstract description 44
- 239000007924 injection Substances 0.000 title claims abstract description 44
- 239000004033 plastic Substances 0.000 claims abstract description 37
- 229920003023 plastic Polymers 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000001737 promoting effect Effects 0.000 claims abstract description 8
- 239000000243 solution Substances 0.000 claims description 17
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002991 molded plastic Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000000630 rising effect Effects 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of ejecting mechanism of injection mold, it includes an ejecting mechanism and secondary ejecting mechanism that working of plastics is ejected to injecting cavity, working of plastics is ejected injection mold by secondary ejecting mechanism after working of plastics ejection injecting cavity, top panel mechanism is connected with an ejecting mechanism and secondary ejecting mechanism, top panel mechanism includes the slide plate for promoting an ejecting mechanism to rise, in top panel mechanism uphill process, unlock piece drives slide plate slides, and misplaced with an ejecting mechanism, ejecting mechanism is released to an ejecting mechanism thrust, top panel mechanism continues to press on secondary ejecting mechanism motion, pass through the cooperation of the slide plate and unlock piece of top panel mechanism, misplaced after slide plate rises to preset distance with an ejecting mechanism, and release driving force of the top panel mechanism to an ejecting mechanism, then continue to rise with the driving of top panel mechanism by secondary ejecting mechanism and working of plastics is ejected into injection mold, by the way that working of plastics ejection can effectively repeatedly be decomposed into the package power in knockout course, solve the problem of product ejection is difficult.
Description
Technical field
The present invention relates to plastic mould field, particularly a kind of ejecting mechanism of injection mold.
Background technology
Injection mold is wide variety of a kind of mould in working of plastics production, when structure more special working of plastics product is stripped after shaping, particularly cylinder deep wall thin plastic part and internal effigurate housing, case class product, peripheral sidewalls thickness of thin, and thin muscle and deep hole are additionally provided with the middle of case, working of plastics is tightly wrapped on dynamic mould core, easily cause to destroy working of plastics when ejecting after being therefore molded, package power is big, the pressure born on less wall is big, necessarily cause the demoulding difficult, have a strong impact on product quality, the plane demoulding also results in mould volume increase, mold parting surface increases so that mould is complicated.
The content of the invention
It is an object of the invention to the defect for overcoming prior art, there is provided a kind of ejecting mechanism of the high injection mold of simple in construction, reliability.
To achieve the above object, present invention employs following technical scheme：
A kind of ejecting mechanism of injection mold, it includes an ejecting mechanism 310 and secondary ejecting mechanism 320 that working of plastics is ejected to injecting cavity 500, working of plastics is ejected injection mold by secondary ejecting mechanism 320 after working of plastics ejection injecting cavity 500, top panel mechanism 350 is connected with an ejecting mechanism 310 and secondary ejecting mechanism 320, top panel mechanism 350 includes the slide plate 330 for promoting an ejecting mechanism 310 to rise, in the uphill process of top panel mechanism 350, unlock piece 340 drives slide plate 330 to slide, and misplaced with an ejecting mechanism 310, release thrust of ejecting mechanism 310 of ejecting mechanism 310 pair, top panel mechanism 350 continues to press on secondary ejecting mechanism 320 and moved.
Optionally, unlock piece 340 is provided with the inclined plane for being used for promoting slide plate 330 and an ejecting mechanism 310 to misplace.
Optionally, the unlock piece 340 includes the first guide end 342, the second guide end 343 and the solution lock section 341 being connected between the first guide end 342 and the second guide end 343, and the diameter of the second guide end 343 is more than the
One guide end 342, the solution lock section 341 is that section is trapezoidal frustum cone structure, and side and the slide plate 330 of solution lock section 341 are slidably matched.
Optionally, the top panel mechanism 350 also includes the top plate backing plate 353 being slidably matched with slide plate 330, and top plate backing plate 353 is provided with the skateboards slot 351 being slidably matched with slide plate 330.
Optionally, the top panel mechanism 350 also includes the top plate body 352 for being arranged on the upside of top plate backing plate 353, slide plate 330 is arranged in the skateboards slot 351 of top plate backing plate 353 by top plate body 352 and top plate backing plate 353, slide plate 330 is located between top plate backing plate 353 and top plate body 352, and top panel mechanism 350 is oriented to and driven slide plate 330 to slide by unlock piece 340 simultaneously；The fore-set through hole passed through for the fore-set 311 of an ejecting mechanism 310 is provided with top plate body 352；The unblock through hole passed through for unlock piece 340 is equipped with top plate body 352 and top plate backing plate 353；The slide plate 330 is provided with the dislocation hole 332 being additionally provided with the solution lockhole 331 coordinated with unlock piece 340, slide plate 330 with the cooperation of fore-set 311 of an ejecting mechanism 310；Unlock piece 340 sequentially passes through the solution lockhole 331 and the unblock through hole of top plate backing plate 353 of the unblock through hole of top plate body 352, slide plate 330；Original state, the dislocation hole 332 of slide plate 330 and the fore-set through hole of top plate body 352 are shifted to install, and the fore-set through hole of fore-set 311 through the top plate body 352 of an ejecting mechanism 310 is connected with slide plate 330；In the uphill process of top panel mechanism 350, unlock piece 340, which drives slide plate 330 to slide, makes dislocation hole 332 corresponding with the fore-set through hole of top plate body 352, and the fore-set 311 of an ejecting mechanism 310 couples through the misplace releasing of hole 332 and top panel mechanism 350.
Optionally, the fore-set through hole passed through for the fore-set 311 of an ejecting mechanism 310 also is provided with the top plate backing plate 353；The fore-set through hole of top plate body 352 and the fore-set through hole of top plate backing plate 353 are correspondingly arranged.
Optionally, the release link 104 for resetting is provided with an ejecting mechanism 310, release link 104 includes the push pedal guide rod 1042 that insert guide rod 1041 and the other end are stretched into movable mould push plate 312 stretched into the moving die insert 101 of moving platen 100 one end, it is provided with retainer ring 1043, movable mould push plate 312 to be provided with the outside of push pedal guide rod 1042 and coordinates the stepped hole installed with retainer ring 1043 and push pedal guide rod 1042.
Optionally, the skateboard spring 360 that the side of slide plate 330 resets provided with driving slide plate 330.
Optionally, the secondary ejecting mechanism 320 includes the thimble 321 through the dynamic mould core 102 of moving platen 100, the thimble 321 of secondary ejecting mechanism 320 passes through dynamic mould core 102 and is arranged on the lower section of dynamic mould core 102, the fore-set 311 of ejecting mechanism 310 is arranged on the side of the thimble 311 of secondary ejecting mechanism 320, and dynamic mould core 102 is promoted by movable mould push plate 312, the other end of fore-set 311 is slidably matched with slide plate 330, and movable mould push plate 312, which is arranged on, to be used in moving platen 100 under the heavy frame for installing moving die insert 101
Ten thousand.
Optionally, the ejecting mechanism of the injection mold of the present invention includes moving platen 100 and quiet template 200, moving mold insert 101 and dynamic mould core 102 are provided with moving platen 100, the quiet upside of template 200 is provided with quiet baffle plate 201, the first die joint A is formed between quiet baffle plate 201 and quiet template 200, the second die joint B is formed between quiet masterplate 200 and moving platen 100, the injecting cavity 500 for injection molded plastic parts is cooperatively formed in dynamic mould core 102 and moving die insert 101, the side wall of injecting cavity 500 is stretched into one end of the dynamic mould core 102 of moving platen 100, ejecting mechanism 300 is arranged in the dynamic model backing plate 103 of the lower section of moving platen 100, provided with the dynamic model spring 106 being connected between the top panel mechanism 350 of ejecting mechanism 300 and moving platen 100 in dynamic model backing plate 103；Also include the support column 204 being connected with quiet baffle plate 201, the other end of support column 204 sequentially passes through quiet template 200 and moving platen 100, and the other end is arranged in dynamic model backing plate 103 by stop screw 2041 and support column pad 2042 and constitutes controlled interval pull rod；Provided with die sinking spring 202 between quiet template 200 and quiet baffle plate 201.
The ejecting mechanism of the injection mold of the present invention, pass through the cooperation of the slide plate and unlock piece of top panel mechanism, misplaced after slide plate rises to preset distance with an ejecting mechanism, and release driving force of the top panel mechanism to an ejecting mechanism, then continue to rise with the driving of top panel mechanism by secondary ejecting mechanism and working of plastics is ejected into injection mold, by the way that working of plastics repeatedly is ejected into the package power that can effectively decompose in knockout course, frictional force, the problem of product ejection is difficult can solve the problem that.In addition, unlock piece is using cylindrical structure, slide plate slides not only can be promoted in slide plate uphill process, the beneficial features that the direction of motion of ejecting mechanism can also be guided, and the side of slide plate is provided with skateboard spring, it can make to coordinate between slide plate and unlock piece and more stablize, slide plate can also be made to be automatically reset after Double-ejection release.
Brief description of the drawings
Fig. 1 is the structural representation of the working of plastics of the ejecting mechanism of injection mold of the present invention；
Fig. 2 is the structural representation of the ejecting mechanism of injection mold of the present invention；
Fig. 3 is the explosive view of the ejecting mechanism of injection mold of the present invention；
Fig. 4 is the sectional view of another embodiment of the ejecting mechanism of injection mold of the present invention；
Fig. 5 is the structural representation of the unlock piece of the ejecting mechanism of injection mold of the present invention；
Fig. 6 is the close-up sectional view of another embodiment of the ejecting mechanism of injection mold of the present invention；
Fig. 7 is the structural representation of the axis of guide of the ejecting mechanism of injection mold of the present invention；
Fig. 8 is the structural representation of another embodiment of the ejecting mechanism of injection mold of the present invention.
Embodiment
The embodiment provided below in conjunction with accompanying drawing 1 to 8, further illustrates the embodiment of the ejecting mechanism of the injection mold of the present invention.The ejecting mechanism of the injection mold of the present invention is not limited to the following description.
Fig. 1 shows the structure for the working of plastics that an embodiment of the present invention is processed, due to the case that the working of plastics is square tubular structure, peripheral sidewalls thickness of thin, and easily causes to destroy working of plastics when being additionally provided with ejection after thin muscle and deep hole, therefore shaping in the middle of case.The ejecting mechanism of injection mold of the present invention can decompose package power in knockout course, frictional force, can solve the problem that product ejection is difficult, the problems such as working of plastics is fragile can also further improve the production efficiency of mould.
As in Figure 2-4, the injection moulding apparatus of the present invention includes moving platen 100 and quiet template 200, moving mold insert 101 and dynamic mould core 102 are provided with moving platen 100, the quiet upside of template 200 is provided with quiet baffle plate 201, the first die joint A is formed between quiet baffle plate 201 and quiet template 200, the second die joint B is formed between quiet masterplate 200 and moving platen 100, the injecting cavity 500 for injection molded plastic parts is cooperatively formed in dynamic mould core 102 and moving die insert 101, one end of the dynamic mould core 102 of moving platen 100 is stretched into injecting cavity 500；
Ejecting mechanism 300 is arranged in the dynamic model backing plate 103 of the lower section of moving platen 100, ejecting mechanism 300 includes the ejecting mechanism 310 and secondary ejecting mechanism 320 that working of plastics is ejected to injecting cavity 500, working of plastics is ejected injection mold by secondary ejecting mechanism 320 after working of plastics ejection injecting cavity 500, top panel mechanism 350 is connected with an ejecting mechanism 310 and secondary ejecting mechanism 320, top panel mechanism 350 includes the slide plate 330 for promoting an ejecting mechanism 310 to rise, in the uphill process of top panel mechanism 350, unlock piece 340 drives slide plate 330 to slide, and misplaced with an ejecting mechanism 310, release thrust of ejecting mechanism 310 of ejecting mechanism 300 pair, top panel mechanism 350 continues to press on secondary ejecting mechanism 320 and moved.
The ejecting mechanism of injection mold of the present invention is when first time ejection is acted, an ejecting mechanism 310 and secondary ejecting mechanism 320 is driven to rise simultaneously by top panel mechanism 350, secondary ejecting mechanism 320 contacts the dynamic mould core 102 driven with an ejecting mechanism 310 with working of plastics while promoting working of plastics, relative slide is produced between effect of the uphill process middle slide plate 301 because of unlock piece 340 and an ejecting mechanism 310, when slide plate 330 rises to preset distance, working of plastics is ejected the moving die insert 101 for constituting injecting cavity 500 by dynamic mould core 102, slide plate 330 and an ejecting mechanism 310 misplace and release the thrust to an ejecting mechanism 310, the now stop motion of dynamic mould core 102, second of ejection action starts, drive secondary ejecting mechanism 320 to continue to rise by top panel mechanism 350 and working of plastics is ejected into dynamic mould core 102.
Wherein, the secondary ejecting mechanism 320 includes the thimble 321 through the dynamic mould core 102 of moving platen 100, the thimble 321 of secondary ejecting mechanism 320 passes through dynamic mould core 102 and is arranged on the lower section of dynamic mould core 102, the fore-set 311 of ejecting mechanism 310 is arranged on the side of the thimble 311 of secondary ejecting mechanism 320, and dynamic mould core 102 is promoted by movable mould push plate 312, the other end of fore-set 311 is slidably matched with slide plate 330, movable mould push plate 312, which is arranged on, is used for the lower section for installing the heavy frame of moving die insert 101 in moving platen 100, moving platen 100 is provided with below moving die insert 101 is used for the space that movable mould push plate 102 is moved, during matched moulds certain distance is left between movable mould push plate 102 and moving die insert 101.
Specifically, the unlock piece 340 of ejecting mechanism is provided with the inclined plane for being used for promoting slide plate 330 and an ejecting mechanism 310 to misplace, slide plate 330 is contacted in uphill process with inclined plane, and promotes the relative slip of generation between slide plate 330 and an ejecting mechanism 310 by the inclined plane.Fig. 5 is used as a kind of preferred embodiment of the invention, the unlock piece 340 includes the first guide end 342, second guide end 343 and the solution lock section 341 being connected between the first guide end 342 and the second guide end 343, the diameter of second guide end 343 is more than the first guide end 342, the solution lock section 341 is that section is trapezoidal frustum cone structure, the side of solution lock section 341 is slidably matched with slide plate 330, second guide end 343 is fixedly connected with moving platen 100, and the effect being oriented to is provided when second of ejection is acted, first guide end 342 is fixedly connected with moving clamping plate 105, and the effect being oriented to is provided when first time ejection is acted, the guiding and driving slide plate 330 that unlock piece 340 plays a part of top panel mechanism 350 simultaneously are slided.Certainly, it is used as other embodiments of the invention, unlock piece 340 can also be realized by other structures, projection cube structure including the rod-like structure being obliquely installed being arranged on the ascending path of top panel mechanism 350 or with inclined plane etc., coordinate to realize that slide plate 330 misplaces with the formation of ejecting mechanism 310 automatically after preset distance is risen to by inclined plane and slide plate 330, do not do specific restriction here.In addition, it is used as another specific embodiment of the present invention, the inclined plane can also be arranged on slide plate 330, coordinate with unlock piece 340, unlock piece 340 can be fixation projection in a mold or the structure such as shaft-like, promote inclined plane set on slide plate 330 to make to produce relative slide between slide plate 330 and an ejecting mechanism 310 by unlock piece 340.Wherein, as a kind of preferred embodiment of the present invention, the second guide end 343 of all unlock pieces 340 is provided with roll adjustment screw 344, and roll adjustment screw 344 can adjust the height of unlock piece 340, in order to adapt to the length of fore-set 311, convenient processing.
Further, the concrete structure of slide plate 330 as shown in Fig. 6 and Fig. 7, the slide plate 330 is provided with the solution lockhole 331 coordinated with unlock piece 340, the dislocation hole 332 with the cooperation of fore-set 311 of an ejecting mechanism 310 is additionally provided with slide plate 330, before second of ejection action starts, the side that the bottom of fore-set 311 is withstood on the dislocation circumference of hole 332, the dislocation hole 332 of slide plate 330 and the fore-set through hole 3521 of top panel mechanism 350, 3531 shift to install, when second of ejection action starts, dislocation hole 332 slides into the position that axis is overlapped with the axis of fore-set 311, fore-set 311 is set to fall into dislocation hole 332, now slide plate 330 releases the thrust to fore-set 311.
With reference to shown in Fig. 4, the top panel mechanism 350 also includes the top plate backing plate 353 being slidably matched with slide plate 330, and top plate backing plate 353 is provided with the skateboards slot 351 being slidably matched with slide plate 330, it is ensured that stable between slide plate 330 and unlock piece 340 to be slidably matched.It is used as a kind of preferred embodiment of the present embodiment, the top panel mechanism 350 also includes the top plate body 352 for being arranged on the upside of top plate backing plate 353, slide plate 330 is arranged in the skateboards slot 351 of top plate backing plate 353 by top plate body 352 and top plate backing plate 353, the fore-set through hole 3521 and 3531 passed through of fore-set 311 and the unblock through hole 3522 and 3532 passed through for unlock piece 340 of an ejecting mechanism 310 are respectively provided with top plate body 352 and top plate backing plate 353, slide plate 330 is located between top plate backing plate 353 and top plate body 352, top panel mechanism 350 is oriented to and driven slide plate 330 to slide by unlock piece 340 simultaneously；The slide plate 330 is provided with the dislocation hole 332 being additionally provided with the solution lockhole 331 coordinated with unlock piece 340, slide plate 330 with the cooperation of fore-set 311 of an ejecting mechanism 310；Unlock piece 340 sequentially passes through the solution lockhole 331 and the unblock through hole of top plate backing plate 353 of the unblock through hole of top plate body 352, slide plate 330；The fore-set through hole of top plate body 352 and the fore-set through hole of top plate backing plate 353 are correspondingly arranged, original state, the dislocation hole 332 of slide plate 330 and the fore-set through hole of top plate body 352 are shifted to install, and the fore-set through hole of fore-set 311 through the top plate body 352 of an ejecting mechanism 310 is connected with slide plate 330；In the uphill process of top panel mechanism 350, unlock piece 340, which drives slide plate 330 to slide, makes dislocation hole 332 corresponding with the fore-set through hole of top plate body 352, and the fore-set 311 of an ejecting mechanism 310 couples through the misplace releasing of hole 332 and top panel mechanism 350.It is used as a kind of preferred embodiment of the present embodiment, pass through the thickness of appropriate reduction slide plate 330, and the fore-set through hole 3532 that an ejecting mechanism 310 is fallen into is correspondingly arranged on top plate backing plate 353, it is conveniently adjusted the angle of inclination of inclined plane, make overall structure compacter, the uphill process of ejecting mechanism is more smooth.Wherein, the thickness of slide plate 330 is less than the thickness of top plate body 352 and top plate backing plate 353.Certainly, it is used as another specific embodiment, after slide plate 330 and an ejecting mechanism 310 misplace, by the thickness for increasing slide plate 330, one time ejecting mechanism 310 will not fall into top plate backing plate 353, the fore-set through hole 3531 can also be not provided with top plate backing plate 353, but with the thickness increase of slide plate 330, unlock piece 340 also reduces therewith to the thrust of slide plate 330 in the horizontal plane.The top plate backing plate 353 is connected with the thimble 321 of secondary ejecting mechanism 320, and the thimble 321 of certain secondary ejecting mechanism 320 can also be arranged on top plate body 352.Before once ejection action starts, the solution lock section 341 of unlock piece 340 is arranged in unblock through hole 3521.When first time ejection is acted, the second guide end 343 for unlocking through hole 3521 and unlock piece 340 coordinates guiding, fore-set through hole 3522 and an ejecting mechanism 310, which coordinate, to be oriented to, after second of ejection action starts, unlock through hole 3521 and coordinate guiding with unlock piece 340, the fore-set 311 of an ejecting mechanism 310 is fallen into the dislocation hole 332 of fore-set through hole 3522 and slide plate 330.
Further, the skateboard spring 360 that the side of slide plate 330 resets provided with driving slide plate 330, it is used as a kind of preferred embodiment of the present embodiment, skateboard spring 360 is to be arranged on stage clip of the slide plate 330 away from the one end of unlock piece 340, the other end is against on the top plate backing plate 353 of top panel mechanism 350, it is fixed on by screw in top plate backing plate 353, skateboard spring 360 is continuously applied the thrust for constantly extruding unlock piece 340 on slide plate 330, it can make slide plate 330 is stable to be slidably matched with unlock piece 340, it is easy to the motion to slide plate 330 to be controlled, in addition, pass through the setting of skateboard spring 360, after the completion of ejection action, slide plate 330 can also be made to automatically reset.Wherein, skateboard spring 360 can also be the extension spring for being arranged on slide plate 330 close to one end of unlock piece 340.
A preferred embodiment of the present invention as shown in Figure 4, the injection moulding apparatus of the present invention includes moving platen 100 and quiet template 200, moving mold insert 101 and dynamic mould core 102 are provided with moving platen 100, the quiet upside of template 200 is provided with quiet baffle plate 201, the first die joint A is formed between quiet baffle plate 201 and quiet template 200, the second die joint B is formed between quiet masterplate 200 and moving platen 100, the injecting cavity 500 for injection molded plastic parts is cooperatively formed in dynamic mould core 102 and moving die insert 101, the side wall of injecting cavity 500 is stretched into one end of the dynamic mould core 102 of moving platen 100, ejecting mechanism 300 is arranged in the dynamic model backing plate 103 of the lower section of moving platen 100, ejecting mechanism 310 of ejecting mechanism 300 is used to drive dynamic mould core 102 that working of plastics product is released into injecting cavity 500, one end of ejecting mechanism 310 is connected with the slide plate 330 of ejecting mechanism 300, the other end is with promoting the movable mould push plate 312 of dynamic mould core 102 to be connected, the secondary ejecting mechanism 320 of ejecting mechanism 300 is used to working of plastics product ejecting dynamic mould core 102, the one end of secondary ejecting mechanism 320 is connected with the top plate backing plate 353 of ejecting mechanism 300, the other end extends the side wall of injecting cavity 500 through dynamic mould core 102, provided with the dynamic model spring 106 being connected between the top panel mechanism 350 of ejecting mechanism 300 and moving platen 100 in dynamic model backing plate 103；The release link 104 for resetting is provided with an ejecting mechanism 310, specifically combine Fig. 7, release link 104 includes the push pedal guide rod 1042 that insert guide rod 1041 and the other end are stretched into movable mould push plate 312 stretched into the moving die insert 101 of moving platen 100 one end, it is provided with retainer ring 1043, movable mould push plate 312 to be provided with the outside of push pedal guide rod 1042 and coordinates the stepped hole installed with retainer ring 1043 and push pedal guide rod 1042.Certainly, as the other embodiment of the present invention, the ejecting mechanism 310 and secondary ejecting mechanism 320 of ejecting mechanism 300 can also coordinate with other mechanisms of injection mold be stripped to product, rather than be only limitted to should in embodiment product demoulding order.
Further, with reference to Fig. 4, also include the support column 203 being connected with quiet baffle plate 201, the other end of support column 203 sequentially passes through quiet template 200 and moving platen 100, and the other end is arranged in dynamic model backing plate 103 by stop screw 2031 and support column pad 2032 and constitutes controlled interval pull rod；Provided with die sinking spring 202 between quiet masterplate 200 and quiet baffle plate 201,During die sinking under the active force of die sinking spring 202,Injection mold is from the first die joint A punishment types,Then taken out by manipulator through the material head 204 in masterplate 200,Injection mold after material head 204 is taken out to continue to mold,Under the driving of support column 203,Molded at the second die joint B between moving platen 100 and quiet template 200,Then ejecting mechanism is started working,An ejecting mechanism 310 and secondary ejecting mechanism 320 is driven to act by top panel mechanism 350,The thimble 321 of wherein secondary ejecting mechanism 320 is contacted with the inner surface of working of plastics,Simultaneously,Working of plastics ejection moving die insert 101 is completed once ejection together with thimble 321 by the driving of an ejecting mechanism 320 and acted by dynamic mould core 102,Now due to the promotion of the top incline of unlock piece 340,Slide plate 330 and a dislocation of ejecting mechanism 310 are slided,After the axis in the dislocation hole 332 while slide plate 330 compresses skateboard spring .360 on sliding block 330 is overlapped with the axis that the top of an ejecting mechanism 310 leans on 311,Fore-set 311 is fallen into the dislocation hole 332 of slide plate,Movable mould push plate 312 is stopped by the moving die insert 101 of moving platen 100 simultaneously for movable mould push plate 312 and the stop motion of dynamic mould core 102,Dynamic mould core 102 stops continuing to rise,The thimble 321 of secondary ejecting mechanism 320 continues to move upwards with top panel mechanism 350 and working of plastics ejection dynamic mould core 102 is completed into Double-ejection action,Ejecting mechanism is rational in infrastructure and the effective package power decomposed in knockout course,Frictional force,Improve the production efficiency of injection mold.
It should be noted that the adjective such as top, upside, risings involved in the present invention is merely to state position relative between each mechanism and part and movement relation, not to concrete restriction of the invention.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert that the specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, protection scope of the present invention should be all considered as belonging to.
Claims (10)
1. a kind of ejecting mechanism of injection mold, it is characterised in that：Including working of plastics is ejected into injecting cavity (500)
An ejecting mechanism (310) and secondary ejecting mechanism (320), after working of plastics ejection injecting cavity (500)
Working of plastics is ejected injection mold, top panel mechanism (350) and an ejector by secondary ejecting mechanism (320)
Structure (310) and secondary ejecting mechanism (320) connection, top panel mechanism (350) include promoting an ejector
In the slide plate (330) that structure (310) rises, top panel mechanism (350) uphill process, unlock piece (340) band
Dynamic slide plate (330) is slided, and is misplaced with an ejecting mechanism (310), releases ejecting mechanism (310) right
Ejecting mechanism (310) thrust, top panel mechanism (350) continues to press on secondary ejecting mechanism (320) fortune
It is dynamic.
2. the ejecting mechanism of injection mold according to claim 1, it is characterised in that：Unlock piece (340)
Being provided with is used to promote slide plate (330) and the inclined plane of ejecting mechanism (310) dislocation.
3. the ejecting mechanism of injection mold according to claim 2, it is characterised in that：The unlock piece
(340) include the first guide end (342), the second guide end (343) and be connected to the first guide end (342)
Solution lock section (341) between the second guide end (343), the second guide end (343) diameter is more than first
Guide end (342), the solution lock section (341) is that section is trapezoidal frustum cone structure, solution lock section (341)
Side be slidably matched with slide plate (330).
4. the ejecting mechanism of injection mold according to claim 1, it is characterised in that：The top plate machine
Structure (350) also includes the top plate backing plate (353) being slidably matched with slide plate (330), top plate backing plate (353)
Provided with the skateboards slot (351) being slidably matched with slide plate (330).
5. the ejecting mechanism of injection mold according to claim 4, it is characterised in that：The top plate machine
Structure (350) also includes being arranged on the top plate body (352) on the upside of top plate backing plate (353), passes through top plate sheet
Slide plate (330) is arranged on the skateboards slot of top plate backing plate (353) by body (352) and top plate backing plate (353)
(351) in, slide plate (330) is located between top plate backing plate (353) and top plate body (352), top plate
Mechanism (350) by unlock piece (340) while being oriented to and driving slide plate (330) to slide；In top plate body
(352) it is provided with the fore-set through hole passed through for the fore-set (311) of an ejecting mechanism (310)；Top plate
The unblock through hole passed through for unlock piece (340) is equipped with body (352) and top plate backing plate (353)；
The slide plate (330) is provided with the solution lockhole (331) coordinated with unlock piece (340), slide plate (330)
It is additionally provided with the dislocation hole (332) coordinated with the fore-set (311) of an ejecting mechanism (310)；Unlock piece (340)
Sequentially pass through the unblock through hole of top plate body (352), the solution lockhole (331) of slide plate (330) and top plate pad
The unblock through hole of plate (353)；Original state, dislocation hole (332) and the top plate body (352) of slide plate (330)
Fore-set through hole shift to install, the fore-set (311) of an ejecting mechanism (310) passes through top plate body (352)
Fore-set through hole be connected with slide plate (330)；In top panel mechanism (350) uphill process, unlock piece (340)
Driving slide plate (330) to slide makes dislocation hole (332) corresponding with the fore-set through hole of top plate body (352), and one
The fore-set (311) of secondary ejecting mechanism (310) is released and top panel mechanism (350) through dislocation hole (332)
Connection.
6. the ejecting mechanism of injection mold according to claim 5, it is characterised in that：The top plate pad
The fore-set through hole passed through for the fore-set (311) of an ejecting mechanism (310) also is provided with plate (353)；
The fore-set through hole of top plate body (352) and the fore-set through hole of top plate backing plate (353) are correspondingly arranged.
7. the ejecting mechanism of injection mold according to claim 1, it is characterised in that：Once ejecting
Mechanism (310) is provided with the release link (104) for resetting, and release link (104) stretches into dynamic including one end
Insert guide rod (1041) and the other end in the moving die insert (101) of template (100) stretch into dynamic model and pushed away
Push pedal guide rod (1042) in plate (312), is provided with retainer ring (1043) on the outside of push pedal guide rod (1042),
It is provided with movable mould push plate (312) and coordinates the platform installed with retainer ring (1043) and push pedal guide rod (1042)
Rank hole.
8. according to the ejecting mechanism of any described injection molds of claim 1-7, it is characterised in that：Slide plate
(330) skateboard spring (360) that side resets provided with driving slide plate (330).
9. according to the ejecting mechanism of any described injection molds of claim 1-7, it is characterised in that：It is described
Secondary ejecting mechanism (320) includes the thimble (321) through the dynamic mould core (102) of moving platen (100),
The thimble (321) of secondary ejecting mechanism (320) is through dynamic mould core (102) and is arranged on dynamic mould core (102)
Lower section, the fore-set (311) of an ejecting mechanism (310) is arranged on the top of secondary ejecting mechanism (320)
The side of pin (311), and dynamic mould core (102), fore-set (311) are promoted by movable mould push plate (312)
The other end be slidably matched with slide plate (330), movable mould push plate (312) is arranged on use in moving platen (100)
In the lower section for the heavy frame for installing moving die insert (101).
10. according to the ejecting mechanism of any described injection molds of claim 1-7, it is characterised in that：Bag
Include moving platen (100) and quiet template (200), in moving platen (100) provided with moving mold insert (101) and
Quiet baffle plate (201) is provided with the upside of dynamic mould core (102), quiet template (200), in quiet baffle plate (201)
The first die joint A is formed between quiet template (200), quiet masterplate (200) and moving platen (100) it
Between form the second die joint B, cooperatively formed in dynamic mould core (102) and moving die insert (101) for being molded
Injecting cavity is stretched into the injecting cavity (500) of working of plastics, one end of the dynamic mould core (102) of moving platen (100)
(500) side wall, ejecting mechanism (300) is arranged on the dynamic model backing plate (103) of the lower section of moving platen (100)
In, provided with the top panel mechanism (350) and dynamic model for being connected to ejecting mechanism (300) in dynamic model backing plate (103)
Dynamic model spring (106) between plate (100)；Also include the support column (204) being connected with quiet baffle plate (201),
The other end of support column (204) sequentially passes through quiet template (200) and moving platen (100), and the other end passes through
Stop screw (2041) and support column pad (2042), which are arranged in dynamic model backing plate (103), constitutes controlled interval pull rod；
Provided with die sinking spring (202) between quiet masterplate (200) and quiet baffle plate (201).
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| CN201610171835.2A CN107225737B (en) | 2016-03-24 | 2016-03-24 | Ejection mechanism of injection mold |
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| CN201610171835.2A CN107225737B (en) | 2016-03-24 | 2016-03-24 | Ejection mechanism of injection mold |
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| CN107225737B CN107225737B (en) | 2024-04-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114714577A (en) * | 2022-06-08 | 2022-07-08 | 宁海县第一注塑模具有限公司 | Injection mold of spiral T type groove product |
| CN115871127A (en) * | 2023-02-14 | 2023-03-31 | 汕头市三润机电科技有限公司 | Raw material pretreatment equipment |
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| CN114714577B (en) * | 2022-06-08 | 2022-08-26 | 宁海县第一注塑模具有限公司 | Injection mold of spiral T type groove product |
| CN115871127A (en) * | 2023-02-14 | 2023-03-31 | 汕头市三润机电科技有限公司 | Raw material pretreatment equipment |
| CN115871127B (en) * | 2023-02-14 | 2023-05-05 | 汕头市三润机电科技有限公司 | Raw material pretreatment equipment |
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