CN108527785A - Injection mold with core-pulling device - Google Patents
Injection mold with core-pulling device Download PDFInfo
- Publication number
- CN108527785A CN108527785A CN201810425852.3A CN201810425852A CN108527785A CN 108527785 A CN108527785 A CN 108527785A CN 201810425852 A CN201810425852 A CN 201810425852A CN 108527785 A CN108527785 A CN 108527785A
- Authority
- CN
- China
- Prior art keywords
- core
- pulling device
- injection mold
- plate unit
- slide block
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention discloses a kind of injection mold with core-pulling device, and the injection mold with core-pulling device includes cover half plate unit and dynamic model plate unit, and the cover half plate unit includes solid plate and the inclined guide pillar that is fixedly arranged on the solid plate；The dynamic model plate unit includes moving platen, slide block assembly and core-pulling device；The moving platen can be movable relatively in a first direction with the solid plate, and the slide block assembly can be movable relatively in a second direction with the moving platen, and the first direction and the second direction are perpendicular.The injection mold with core-pulling device in the present invention can prevent stick-slip block phenomenon occur during core pulling, and avoid causes core-pulling device displacement distance larger and flimsy disadvantage since stroke is excessive.
Description
Technical field
The present invention relates to injection mold mechanism field, more particularly to a kind of injection mold with core-pulling device.
Background technology
The mold of injection molding is usually with different from open mold direction raised or sunken, when injection mold, which molds, to be taken out,
After first must laterally taking out the spare and accessory parts of protrusion and recess, it just can guarantee that injection mould is not in by zero when taking out
The problem of part interim card, so as to cause can not depanning the problem of.
When the part of injection mold laterally takes out, core pulling is carried out usually using the mode of inclined guide pillar core pulling, if mold zero
Lateral movement needed for part can cause inclined guide pillar long, in core pulling process apart from larger using the mode of inclined guide pillar core pulling
In be easily damaged.
Invention content
The main object of the present invention is to provide a kind of injection mold with core-pulling device, it is desirable to provide one kind preventing stick-slip
Block, and the injection mold with core-pulling device being less likely to be damaged during core pulling.
To achieve the above object, the present invention proposes a kind of injection mold with core-pulling device, described a kind of with pumping
The injection mold of core apparatus includes cover half plate unit and dynamic model plate unit, and the cover half plate unit includes solid plate and is fixedly arranged on institute
State the inclined guide pillar on solid plate；The dynamic model plate unit can do relative motion with the cover half plate unit in a first direction, institute
It includes moving platen, slide block assembly and core-pulling device to state dynamic model plate unit, and the slide block assembly can be moved with described in a second direction
Template does relative motion, and the slide block assembly is equipped with through-hole, is equipped with along the moveable bullet of the second direction in the through-hole
Needle；The core-pulling device is fixedly arranged on the moving platen, and the core-pulling device is connected with the slide block assembly；The dynamic model plate unit
The second state with the first state being in contact with the cover half plate unit and with cover half plate unit phase separation；Work as institute
When stating dynamic model plate unit and being in the first state, the dynamic model plate unit is enclosed cavity with the cover half plate unit；When
When the dynamic model plate unit is in second state, the slide block assembly is under the action of the inclined guide pillar along the second party
To, move to the side far from the cavity, the bullet generates position-limiting action for the product in the cavity；The core pulling dress
It sets for driving the slide block assembly along the second direction, further moved to the side far from the cavity；Described first
Direction and the second direction are perpendicular.
Preferably, the slide block assembly includes the sliding block and take-up housing being fixedly connected；The take-up housing deviates from the cunning
The side surface of block is formed with the inclined-plane coordinated with the inclined guide pillar.
Preferably, the bullet needle includes thimble and elastic component, the thimble have the first end for protruding from the through-hole and
Second end, the first end are held in the solid plate, and the second end is held in the product.
Preferably, the position of the close first end of the thimble is equipped with mounting flange, and the inner wall of the through-hole is formed
There are installation step, the elastic component to be sheathed on the thimble and be located between the mounting flange and the installation step.
Preferably, it is equipped at intervals with multiple through-holes on the inclined-plane, a bullet needle is equipped in each through-hole.
Preferably, the slide block assembly further includes the first wear-resistant block, and the inclined-plane is equipped with deep gouge, first wear-resistant block
In the deep gouge.
Preferably, the slide block assembly further includes the second wear-resistant block, and second wear-resistant block is fixedly arranged on the moving platen, institute
State the second wear-resistant block away from the moving platen surface be set to the take-up housing downside and can be with the moving platen relative motion.
Preferably, the inclined guide pillar is equipped with multiple, and multiple inclined guide pillars are arranged at intervals at the solid plate.
Preferably, displacement distance of the slide block assembly under the action of inclined guide pillar is less than or equal to the take-up housing
With the collision distance between the core-pulling device.
Preferably, the core-pulling device includes travel switch and oil cylinder, and the travel switch includes detection part and trigger member,
The detection part is fixedly connected with the take-up housing, and the trigger member is fixedly connected with the oil cylinder；When the dynamic model plate unit
When in second state, the take-up housing is interferenceed, to touch for driving the detection part to move to the trigger member
It sends out travel switch described and closes the core-pulling device.
In technical solution proposed by the present invention, the injection mold with core-pulling device includes cover half plate unit and moving platen list
Member, wherein the solid plate unit includes solid plate and the inclined guide pillar that is fixedly arranged on the solid plate, the dynamic model plate unit packet
Include moving platen, slide block assembly and core-pulling device；The dynamic model plate unit can do phase with the cover half plate unit in a first direction
To movement；The slide block assembly in the dynamic model plate unit can do relative motion with the moving platen in a second direction, institute
It states core-pulling device and is fixedly arranged on the moving platen, the core-pulling device is connected with the slide block assembly；The slide block assembly is equipped with
Through-hole, interior be equipped with of the through-hole movably play needle along the second direction；The dynamic model plate unit has and the solid plate
The first state that unit is in contact and the second state with cover half plate unit phase separation；When the dynamic model plate unit is in
When the first state, the dynamic model plate unit is enclosed cavity with the cover half plate unit；At the dynamic model plate unit
When second state, the slide block assembly is under the action of the inclined guide pillar along the second direction, to far from the type
The side of chamber is moved, and the bullet generates position-limiting action for the product in the cavity, prevents the product and the sliding block group
Part bonding causes product to be moved together with slide block assembly, influences formed product.When product is detached with the slide block assembly, product
It is used to drive the slide block assembly along the second direction with the core-pulling device, further be moved to the side far from the cavity
It is dynamic；Avoid causes core-pulling device displacement distance larger and flimsy disadvantage since stroke is excessive.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is section when dynamic model plate unit described in injection mold of the present invention with core-pulling device is in first state
Structural schematic diagram；
Fig. 2 is the part section structure enlargement diagram for injection mold Fig. 1 that the present invention has core-pulling device；
Fig. 3, which is the present invention, has dynamic model plate unit described in the injection mold of core-pulling device in first state to the second state
Cross-sectional view when transformation；
Fig. 4 is the part section structure enlargement diagram for injection mold Fig. 3 that the present invention has core-pulling device；
Fig. 5, which is the present invention, has the cross-sectional view after the injection mold die sinking of core-pulling device；
Fig. 6 is the injection mold dimensional structure diagram that the present invention has core-pulling device.
Drawing reference numeral explanation：
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining relative position relation, motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and should not be understood as
It indicates or implies its relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In the description of the present invention, " multiple " contain
Justice is at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense,
For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral；It can be mechanical connection, can also be
Electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements or two
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In addition, the technical solution between each embodiment of the present invention can be combined with each other, but must be general with this field
Logical technical staff can be implemented as basis, will be understood that when the combination of technical solution appearance is conflicting or cannot achieve this
The combination of technical solution is not present, also not the present invention claims protection domain within.
The present invention proposes a kind of injection mold with core-pulling device.
It please refers to Fig.1 to Fig. 2, in the present embodiment, it is proposed that a kind of injection mold with core-pulling device, described one kind
Injection molding mould fixed die plate unit 100 with core-pulling device, including solid plate 110 and the inclined guide pillar that is fixedly arranged on the solid plate
120；Dynamic model plate unit 200, can do relative motion with the cover half plate unit in a first direction, and the dynamic model plate unit includes
Moving platen 210, slide block assembly 220 and core-pulling device 240, the slide block assembly 220 can in a second direction with the moving platen
210 do relative motion, and the slide block assembly 220 is equipped with through-hole, is equipped in the through-hole moveable along the second direction
Play needle 230；The core-pulling device is fixedly arranged on the moving platen 210, and the core-pulling device 240 is connected with the slide block assembly 220；
The dynamic model plate unit 200 have the first state that is in contact with the cover half plate unit 100 and with the cover half plate unit
Second state of 100 phase separations；When the dynamic model plate unit 200 is in the first state, the dynamic model plate unit 200 with
The cover half plate unit 100 is enclosed cavity；When the dynamic model plate unit 220 is in second state, the sliding block
Component 220 moves under the action of the inclined guide pillar 120 along the second direction, to the side far from the cavity, the bullet
Needle 230 generates position-limiting action to the product 300 in the cavity；The core-pulling device is for driving 220 edge of the slide block assembly
The second direction is further moved to the side far from the cavity；The first direction and the second direction are perpendicular.
It please refers to Fig.1 to Fig. 5, in technical solution proposed by the present invention, the injection mold with core-pulling device includes cover half
Plate unit 100 and dynamic model plate unit 200, wherein the solid plate unit 100 includes solid plate 110 and is fixedly arranged on the solid plate
On inclined guide pillar 120, the dynamic model plate unit 200 include moving platen 210, slide block assembly 220 and core-pulling device 240；It is described dynamic
Modular unit 200 can do relative motion with the cover half plate unit 100 in a first direction；In the dynamic model plate unit 200
The slide block assembly 220 can do relative motion with the moving platen 210 in a second direction, and the core-pulling device is fixedly arranged on described
Moving platen 210, the core-pulling device 240 are connected with the slide block assembly 220；The slide block assembly 220 is equipped with through-hole, described
It is equipped in through-hole and movably plays needle 230 along the second direction；The dynamic model plate unit 200 has and the cover half plate unit
100 first states being in contact and the second state being separated with the cover half plate unit 100；When the dynamic model plate unit
200 when being in the first state, and the dynamic model plate unit 200 and the cover half plate unit 100 are enclosed cavity；When described
When dynamic model plate unit 220 is in second state, the slide block assembly 220 is under the action of the inclined guide pillar 120 along described
Second direction is moved to the side far from the cavity, and the needle 230 that plays makees the generation limit of product 300 in the cavity
With preventing the product 300 from being bonded with the slide block assembly 220 causes product 300 to be moved together with slide block assembly 220, influences
Product 300 is molded.After product 300 is detached with the slide block assembly 220, product 300 is with the core-pulling device 240 for driving
The slide block assembly 220 is further moved along the second direction, to the side far from the cavity；It avoids due to stroke mistake
Cause core-pulling device displacement distance larger and flimsy disadvantage greatly.
Specifically, the slide block assembly 220 includes the sliding block 221 and take-up housing 222 of connection fastened to each other；The take-up housing
222 away from the side surface of the sliding block 221 are formed with the inclined-plane coordinated with the inclined guide pillar 120.In specific implementation mode, institute
It states sliding block 221 to be fixedly connected by screw with the take-up housing 222, the side table away from the sliding block 221 of the take-up housing 222
The inclined-plane that face is formed is consistent with the angle of the inclined guide pillar 120, and the inclined-plane and the angle that the first direction is formed are excellent
Choosing is ranging from more than 0 degree and is less than or equal to 25 degree, to ensure when the dynamic model plate unit 200 is in second state,
The inclined guide pillar 120 smooth can push the take-up housing 222, ensure that the slide block assembly 220 can be in the second direction
Upper clog-free movement.
Specifically, there is the injection mold of core-pulling device as described in claim 1, which is characterized in that the bullet needle 230
Including thimble 231 and elastic component 232, the thimble 231 has the first end 2311 and second end 2312 for protruding from the through-hole,
The first end 2311 is held in the solid plate 110, and the second end 2312 is held in the product 300.Specific embodiment party
In formula, the inner wall of the solid plate 110 is formed with step surface (not indicating).It is in described first in the dynamic model plate unit 200
When state, the first end 2311 of the thimble 231 is held in the step surface of the solid plate 110；In the moving platen list
When member 200 is in second state, with the dynamic model plate unit 200 relative position movement occurs for the cover half plate unit 100,
The first end 2311 of the thimble 231 is held in the medial slope of the solid plate 110, at this time the first end of the thimble 231
2311 are contained in the through-hole.When the moving platen 210 is further away from the solid plate 110, due to the thimble at this time
231 first end 2311 is no longer influenced by the position-limiting action of 110 medial slope of the solid plate, the first end of the thimble 231
2311 are partially protrude through the through-hole.
Specifically, there is the injection mold of core-pulling device as described in claim 1, which is characterized in that the thimble 231
Be equipped with mounting flange 2313 close to the side of the first end 2311, the inner wall of the through-hole is formed with installation step 223, institute
Elastic component 232 is stated to be sheathed on the thimble 231 and be located between the mounting flange 2313 and the installation step 223.Tool
In body embodiment, when the dynamic model plate unit 200 is in second state, the slide block assembly 220 is tiltedly led described
It is moved along the second direction, to the side far from the cavity under the action of column 120 so that the mounting flange 2313 and institute
The spacing for stating installation step 223 shortens, and elastic deformation occurs for the elastic component 232, and the thimble 231 is not with the sliding block at this time
Component 220 moves, and the second end 2312 of the thimble 231 is still held in the product 300, prevents the product 300 described
With 220 related movement of the slide block assembly in the moving process of slide block assembly 220, there is stick-slip block phenomenon.In addition, the thimble
231 2311 end face of first end is circle, and contact area is small, can reduce the frictional force in solid plate moving process, the top
2312 end face of second end of needle 231 is matched with the product 300, to ensure that the product 300 is not drawn by the thimble 231
Wound.
Specifically, it is equipped at intervals with multiple through-holes on the inclined-plane, a bullet needle is equipped in each through-hole
230.In specific implementation mode, it is spaced apart the multiple through-holes of setting on the inclined-plane, an institute is equipped in each through-hole
It states and plays needle 230, when the injection mold with core-pulling device carries out core pulling action, multiple second ends for playing needle 230
2312 are held in the product 300 simultaneously, ensure the resist force multiple spot distribution that the product 300 is subject to when core pulling, avoid because
Resist force is unevenly distributed the case where causing the product 300 to damage.
Specifically, the slide block assembly 220 further includes the first wear-resistant block 400, and the inclined-plane is equipped with deep gouge, and described first
Wear-resistant block 400 is set in the deep gouge.In specific implementation mode, first wear-resistant block 400 is fixed by screw or briquetting is solid
Fixed mode is fixedly arranged in the deep gouge.When first wear-resistant block 400 is fixedly arranged on by screw fixation method in the deep gouge
When, it is uniformly distributed on first wear-resistant block 400 and the inclined-plane and offers multiple screw holes (not indicating), first wear-resistant block
400 screw hole is matched with the screw hole on the inclined-plane, and screw is enable to consolidate first wear-resistant block 400 in the inclined-plane
It is fixed.When first wear-resistant block 400 is fixedly arranged on by briquetting fixed form in the deep gouge, first wear-resistant block 400 is equal
Even to be distributed equipped with multiple through holes, there is the boss formed along edge in the through hole, first briquetting runs through with described
Hole shape matches, and first briquetting is kept with first wear-resistant block 400 after being installed in same plane, institute
It states and is provided with screw hole on the first briquetting, first briquetting is fixed with first wear-resistant block 400 by screw.In addition, working as institute
When stating the first wear-resistant block 400 and being set to the extending direction of the through-hole, first wear-resistant block 400 is in the through-hole extending direction
Corresponding position offer through hole (not indicating), to ensure that the thimble 231 can support the inside of the solid plate 110
Inclined-plane.
Specifically, the slide block assembly 220 further includes the second wear-resistant block 500, and second wear-resistant block 500 is fixedly arranged on described
Moving platen 210, second wear-resistant block 500 away from the moving platen 210 surface be set to the take-up housing 222 downside and can
With 210 relative motion of the moving platen.In specific implementation mode, second wear-resistant block 500 deviates from the table of the moving platen 210
Face is set to the downside of the take-up housing 222 and can be used for 210 relative motion of the moving platen, second wear-resistant block 500
The flatness for improving 210 surface of the moving platen, to avoid the take-up housing 222 and the moving platen 210 that opposite transport occurs
When dynamic, bumpy motion occur leads to core pulling defect and the service life reduction of core-pulling device.
Specifically, the inclined guide pillar 120 is equipped with multiple, and multiple inclined guide pillars 120 are set in distance in the solid plate
110.In specific implementation mode, the inclined guide pillar 120 is fixedly arranged on the solid plate 110 by the fixed mode of briquetting, described oblique
The side wall of guide post 120 opens up fluted, and the inclined guide pillar 120 is contained in the solid plate 110, the groove of the inclined guide pillar 120
Open up fluted at the position of the solid plate 110 pointed by recessed openings, the second briquetting is made by way of embedded groove
The inclined guide pillar 120 is fixed on the solid plate 110.In addition, multiple inclined guide pillars 120 are arranged at intervals at the solid plate
110,222 uniform force of the take-up housing can be made when the dynamic model plate unit 200 is in second state, ensure institute
State the smooth motion of slide block assembly 220.
Specifically, displacement distance of the slide block assembly 220 under the action of the inclined guide pillar 120 is less than or equal to described
Collision distance between take-up housing 222 and the core-pulling device 240.In specific implementation mode, the take-up housing 222 offers T
Type groove (does not indicate), and the core-pulling device 240 includes link block, and the link block is contained in the T-slot, makes the core pulling
Device 240 can drive the take-up housing 222 to move.Collision distance between the take-up housing 222 and the core-pulling device 240
For the T-slot close to 221 side of the sliding block side wall and the link block close to 221 1 side end face of the sliding block away from
From.When displacement distance of the slide block assembly 220 under the action of the inclined guide pillar 120 is less than or equal to the take-up housing 222
When collision distance between the core-pulling device 240, the slide block assembly 220 can be avoided in the work of the inclined guide pillar 120
With it is lower mobile when, collide with the core-pulling device 240, influence core pulling effect.
It please refers to Fig.1 to Fig. 6, specifically, the core-pulling device 240 includes travel switch 241 and oil cylinder 242, the row
Cheng Kaiguan 241 includes detection part 2411 and trigger member 2412, and the detection part 2411 is fixedly connected with the take-up housing 222, institute
Trigger member 2412 is stated to be fixedly connected with the oil cylinder 242；It is described when the dynamic model plate unit 200 is in second state
Take-up housing 222 drives the detection part 2411 to move to interference with the trigger member 2412 to trigger the travel switch 241
Close the core-pulling device 240.In specific implementation mode, the trigger member 2412 is triggered including the first trigger member 2413 and second
Part 2414；First trigger member 2413 is set to the oil cylinder 242 close to the side of the sliding block 221, second triggering
Part 2414 is set to side of the oil cylinder 242 far from the sliding block 221.First trigger member 2413 is triggered with described second
Part 2414 is electrically connected with the control circuit of the oil cylinder 242, the working condition for controlling the oil cylinder 242.The detection
Part 2411 is fixedly connected with the take-up housing 222, when the oil cylinder 242 drags the slide block assembly 220, the detection part
2411 is close to second trigger member 2414, when the detection part 2411 is interfered with second trigger member 2414,
Second trigger member 2414 controls the oil cylinder 242 and is stopped.When the detection part 2411 is to first trigger member
2413 close to when, when the detection part 2411 and first trigger member 2413 interfere, first trigger member 2413
The oil cylinder 242 is controlled to be stopped.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the present invention.
Claims (10)
1. a kind of injection mold with core-pulling device, which is characterized in that the injection mold with core-pulling device includes:
Cover half plate unit (100), including solid plate (110) and the inclined guide pillar (120) that is fixedly arranged on the solid plate；
Dynamic model plate unit (200) can do relative motion with the cover half plate unit (100) in a first direction, the moving platen
Unit (200) includes moving platen (210), slide block assembly (220) and core-pulling device (240), and the slide block assembly (220) can be
It does relative motion with the moving platen (210) on two directions, the slide block assembly (220) is equipped with through-hole, is set in the through-hole
Have and movably plays needle (230) along the second direction；The core-pulling device is fixedly arranged on the moving platen (210), the core pulling
Device (240) is connected with the slide block assembly (220)；
The dynamic model plate unit (200) have the first state that is in contact with the cover half plate unit (100) and with it is described fixed
Second state of modular unit (100) phase separation；It is described dynamic when the dynamic model plate unit (200) is in the first state
Modular unit (200) is enclosed cavity with the cover half plate unit (100)；
When the dynamic model plate unit (220) is in second state, the slide block assembly (220) is in the inclined guide pillar
(120) it is moved along the second direction, to the side far from the cavity under the action of, the bullet needle (230) is to the cavity
Interior product (300) generates position-limiting action；
The core-pulling device be used for drive the slide block assembly (220) along the second direction, to far from the cavity side
It is further mobile；The first direction and the second direction are perpendicular.
2. the injection mold with core-pulling device as described in claim 1, which is characterized in that slide block assembly (220) packet
Include the sliding block (221) being fixedly connected and take-up housing (222)；The take-up housing (222) away from the side surface of the sliding block (221)
It is formed with the inclined-plane coordinated with the inclined guide pillar (120).
3. the injection mold with core-pulling device as described in claim 1, which is characterized in that the bullet needle (230) includes top
Needle (231) and elastic component (232), the thimble (231) have the first end (2311) and second end for protruding from the through-hole
(2312), the first end (2311) is held in the solid plate (110), and the second end (2312) is held in the product
(300)。
4. as claimed in claim 3 with core-pulling device injection mold, which is characterized in that the thimble (231) it is close
The position of the first end (2311) is equipped with mounting flange (2313), and the inner wall of the through-hole is formed with installation step (223), institute
Elastic component (232) is stated to be sheathed on the thimble (231) and be located in the mounting flange (2313) and the installation step (223)
Between.
5. the injection mold with core-pulling device as claimed in claim 2, which is characterized in that be equipped at intervals on the inclined-plane more
A through-hole, each through-hole is interior to be equipped with a bullet needle (230).
6. the injection mold with core-pulling device as claimed in claim 2, which is characterized in that the slide block assembly (220) is also
Including the first wear-resistant block (400), the inclined-plane is equipped with deep gouge, and first wear-resistant block (400) is set in the deep gouge.
7. the injection mold with core-pulling device as claimed in claim 6, which is characterized in that the slide block assembly (220) is also
Including the second wear-resistant block (500), second wear-resistant block (500) is fixedly arranged on the moving platen (210), second wear-resistant block
(500) deviate from the moving platen (210) surface be set to the take-up housing (222) downside and can be with the moving platen (210)
Relative motion.
8. the injection mold with core-pulling device as described in claim 1, which is characterized in that the inclined guide pillar (120) is equipped with
Multiple, multiple inclined guide pillars (120) are arranged at intervals at the solid plate (110).
9. the injection mold with core-pulling device as described in claim 1, which is characterized in that the slide block assembly (220) exists
Displacement distance under the action of the inclined guide pillar (120) is less than or equal to the take-up housing (222) and the core-pulling device (240)
Between collision distance.
10. the injection mold with core-pulling device as described in claim 1, which is characterized in that core-pulling device (240) packet
Travel switch (241) and oil cylinder (242) are included, the travel switch (241) includes detection part (2411) and trigger member (2412), institute
It states detection part (2411) to be fixedly connected with the take-up housing (222), the trigger member (2412) and the fixed company of the oil cylinder (242)
It connects；
The take-up housing (222) for drive the detection part (2411) move to interference with the trigger member (2412), with
It triggers the travel switch (241) and closes the core-pulling device (240).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810425852.3A CN108527785A (en) | 2018-05-04 | 2018-05-04 | Injection mold with core-pulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109849296A (en) * | 2018-11-14 | 2019-06-07 | 宁波方正汽车模具股份有限公司 | The demoulding mechanism of Vehicle Control Panel injection mold |
| CN110370569A (en) * | 2019-08-14 | 2019-10-25 | 太仓科益精密模塑股份有限公司 | A kind of sliding block inclined core pulling ejecting mechanism |
| CN110370573A (en) * | 2019-06-13 | 2019-10-25 | 浙江零跑科技有限公司 | A kind of bullet needle construction preventing product stick-slip block |
| CN111231234A (en) * | 2020-02-12 | 2020-06-05 | 东莞力浦精密电子有限公司 | Injection mould |
| CN111730826A (en) * | 2020-07-23 | 2020-10-02 | 宁波方正汽车模具股份有限公司 | Demoulding mechanism and injection mold with same |
| CN112873748A (en) * | 2019-11-29 | 2021-06-01 | 苏州汉扬精密电子有限公司 | Inclined slide block inner core-pulling structure |
| CN113352559A (en) * | 2021-05-24 | 2021-09-07 | 深圳市银宝山新科技股份有限公司 | Die set |
| CN115056436A (en) * | 2022-06-15 | 2022-09-16 | 苏州双荣橡塑有限公司 | Dust collector hanger injection mold |
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| CN104476735A (en) * | 2014-11-24 | 2015-04-01 | 深圳创维精密科技有限公司 | Side core-pulling mechanism and injection mould |
| CN204773377U (en) * | 2015-06-15 | 2015-11-18 | 台州新立模塑科技股份有限公司 | Oblique guide pillar hydro -cylinder of injection mold mechanism of loosing core of inclining in proper order |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109849296A (en) * | 2018-11-14 | 2019-06-07 | 宁波方正汽车模具股份有限公司 | The demoulding mechanism of Vehicle Control Panel injection mold |
| CN109849296B (en) * | 2018-11-14 | 2020-12-01 | 宁波方正汽车模具股份有限公司 | Demoulding mechanism of injection mould for automobile central control panel |
| CN110370573A (en) * | 2019-06-13 | 2019-10-25 | 浙江零跑科技有限公司 | A kind of bullet needle construction preventing product stick-slip block |
| CN110370569A (en) * | 2019-08-14 | 2019-10-25 | 太仓科益精密模塑股份有限公司 | A kind of sliding block inclined core pulling ejecting mechanism |
| CN112873748A (en) * | 2019-11-29 | 2021-06-01 | 苏州汉扬精密电子有限公司 | Inclined slide block inner core-pulling structure |
| CN111231234A (en) * | 2020-02-12 | 2020-06-05 | 东莞力浦精密电子有限公司 | Injection mould |
| CN111730826A (en) * | 2020-07-23 | 2020-10-02 | 宁波方正汽车模具股份有限公司 | Demoulding mechanism and injection mold with same |
| CN113352559A (en) * | 2021-05-24 | 2021-09-07 | 深圳市银宝山新科技股份有限公司 | Die set |
| CN115056436A (en) * | 2022-06-15 | 2022-09-16 | 苏州双荣橡塑有限公司 | Dust collector hanger injection mold |
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Application publication date: 20180914 |