CN207327508U - A kind of multi-direction core-pulling die - Google Patents
A kind of multi-direction core-pulling die Download PDFInfo
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- CN207327508U CN207327508U CN201721381844.0U CN201721381844U CN207327508U CN 207327508 U CN207327508 U CN 207327508U CN 201721381844 U CN201721381844 U CN 201721381844U CN 207327508 U CN207327508 U CN 207327508U
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- core
- pulling
- take
- housing
- outer side
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Abstract
Multi-direction core-pulling die is the utility model is related to, by setting sliding block core-pulling mechanism：First, take-up housing and outer side action sliders are connection that can be movable, i.e., during open mold, after take-up housing first departs from initial position certain distance, outer side action sliders are driven by limiting device demould again；Secondly, outer side action sliders are equipped with secondary core-pulling slide block, and take-up housing is equipped with secondary inclined guide pillar, the two adaptation forms guide post sliding block core-pulling mechanism, realize secondary core pulling die sinking；Mould is more simple, while avoids the problem of failure hits mould, reduces mold failure rate.
Description
Technical field
The utility model belongs to technology of die manufacturing field, and in particular to a kind of center in the core pulling direction of product is same
When have the multi-direction core-pulling die of core pulling action normal thereto again.
Background technology
In the prior art, for complicated valve body class Injection Molding Products, its is complicated, multi-direction to have screw thread or chamber
Body, often requires that injection mold has core pulling action normal thereto again at the same time in the center in the core pulling direction of product, and
Their movement rail forms actual intersection.
In multi-direction core-pulling die, core pulling that the action request of open mold is in above is wanted under could entering after the completion of elder generation
The action of one step；Therefore, in conventional design, this kind of core pulling can be taken out by the way of sliding block+inclined guide pillar, or using oil cylinder
The mode of core+sliding block.
With reference to shown in Fig. 1, valve body tube 9 is a four-way tube body, which has the fluid cavity 91 of perforation, the fluid
One openend of chamber 91 has the inner tube 92 for protruding out valve body tube 9, and the outside wall surface of the inner tube 92 is equipped with the connecting groove of annular；
During the die sinking of 9 moulding of valve body tube, the openend of fluid cavity 91 need to set the core pulling of horizontal direction first, the inner tube 92
Connecting groove must be by the core moulding on vertical direction, and therefore, which has three core pulling directions：Level is to the left, vertically
Upwards and straight down.
If using sliding block+inclined guide pillar mode, in conjunction with Fig. 2, which is used for the valve body tube 9 for being molded Fig. 1, it is adopted
With sliding block+inclined guide pillar mode come formed valve body pipe 9, sliding block and corresponding inclined guide pillar cannot be with core pullings on same pedestal.
A plates 3 are provided with cover half, and equipped with the first core pulling 30 through A plates 3；The dynamic model is equipped with moving platen 1 and pusher
Plate 2, the second core pulling 10 is arranged on moving platen 1, and runs through scraping wings 2；The 3rd core pulling 4 of activity installation, corresponding, A on scraping wings 2
Plate 3 is equipped with the inclined guide pillar 31 that can be inserted in the 3rd core pulling 4；And then three prescriptions are formed to different core-pulling mechanism.This kind of mould
It is required that three groups of core-pulling mechanism sequence of motion will be according to a specific order, i.e., former way returns, so a set of control must be done again
Mechanism come ensure the die sinking of mould order.Therefore mould also complicates.
In other implementations, it is also possible to oil cylinder realizes sequence of motion control, but the typical feature of oil cylinder be exactly speed-
The bad control of time graph, instantaneous velocity is high, and stroke is difficult to accurately control.It is finally substantially dependent on inductive switch.And work as
When inductive switch is faulty or inaccurate, problem will be following.Light then mould is not opened, and heavy then sliding block is broken mutually.
Therefore, continue to replace electronic structure with mechanical structure, open mold core pulling order is realized, to improve die life.
The content of the invention
The utility model aims to provide a kind of multi-direction core-pulling die, to solve existing polyaxial core-pulling die sequential control
The problem of mechanism is complicated, control accuracy is not high, and mold failure rate is high.
Concrete scheme is as follows：A kind of multi-direction core-pulling die, including dynamic model, cover half and sliding block core-pulling mechanism, the sliding block
Core-pulling mechanism can be actively arranged on dynamic model or cover half；The sliding block core-pulling mechanism includes take-up housing and is installed on the take-up housing
Outer side action sliders；The outer side action sliders movable can be installed on the take-up housing by limiting device；The take-up housing with
The spring for separating the two is additionally provided between the outer side action sliders；Secondary core pulling dress is additionally provided with the sliding block core-pulling mechanism
Put, which includes secondary core-pulling slide block and the secondary inclined guide pillar being adapted to therewith, the secondary inclined guide pillar are fixed on
On the take-up housing, which can actively be arranged in the outer side action sliders；Molding state, the secondary inclined guide pillar are inserted
Arranged on the secondary core-pulling slide block, to drive secondary core-pulling slide block when take-up housing departs from outer side action sliders with respect to the outer side core-pulling
Sliding block moves.
Further, the demoulding moving direction of the secondary core-pulling slide block is perpendicular to the demoulding movement side of the outer side action sliders
To.
Further, a central core pulling is additionally provided with the take-up housing, which includes being respectively arranged on center pumping
The lower inclined guide pillar of both sides and upper inclined guide pillar above and below core；Corresponding, which includes upper core pulling setting up and down and slides
Block and lower core-pulling slide block.
Further, it is lower end to define the sliding block core-pulling mechanism away from the one end in die sinking face, under the sliding block core-pulling mechanism
End is additionally provided with supporting block；The supporting block is fixed on the take-up housing, and under molding state, which protrudes out to the lower core pulling and slide
The lower section of block.
Further, the end of the supporting block has a supporting oblique surface, which inclines parallel to the lower inclined guide pillar
Tilted direction；Corresponding, the bottom of the lower core-pulling slide block is tilted parallel to the supporting oblique surface.
Further, which is arranged on the dynamic model, and the position that the take-up housing is corresponded on the cover half is equipped with one
Primary inclined guide pillar；
Alternatively,
The sliding block core-pulling mechanism can be actively arranged on dynamic model or cover half, and the dynamic model or cover half are equipped with core pulling oil
Cylinder, the piston rod of the core pulling oil cylinder are connected on the take-up housing.
Further, which includes caging bolt, which runs through the take-up housing, after screw togather and be installed on this
In outer side action sliders；The caging bolt can do limited travel activity with respect to the take-up housing, so that the outer side action sliders can live
It is installed on dynamicly on take-up housing.
Further, which is pressing spring, which cooperatively forms a spring installation cavity with the outer side action sliders,
The pressing spring is arranged in the spring installation cavity, to apply an active force away from take-up housing to the outer side action sliders, realizes two
The separation of person.
The multi-direction core-pulling die of the utility model, by setting sliding block core-pulling mechanism：First, take-up housing and outer side core-pulling
Sliding block is the movable connection of energy, i.e., during open mold, after take-up housing first departs from initial position certain distance, and outer side action sliders
Driven and demoulded by limiting device again；Secondly, outer side action sliders are equipped with secondary core-pulling slide block, and take-up housing is equipped with secondary and tiltedly leads
Column, the two adaptation form guide post-sliding block core-pulling mechanism, realize secondary core pulling die sinking；Preferably, by ten built in outer side action sliders
Word realizes the multi-direction die sinking core pulling of vertical direction and horizontal direction, and save except pusher to slotting secondary core-pulling slide block
The original papers such as plate, sequence control mechanism and time schedule controller, mould are more simple；Meanwhile even if side core-pulling sliding block acts not
In place, but side core-pulling sliding block can be inserted in by the sliding block inclined-plane of cover half, since the angle of chamfer of sliding block is more than secondary core-pulling slide block
The angle of chamfer, so side core-pulling sliding block may proceed to act, and final safety molding.That is, the operating distance of oil cylinder can
To there is the scope of bigger；Or assume secondary inclined guide pillar corrupted, finally also says that it is also to draw product bad to be, therefore, is avoided
Failure hits the problem of mould, reduces mold failure rate.
Brief description of the drawings
Fig. 1 shows prior art valve body tube structure diagram；
Fig. 2 shows prior art valve body tube injection mold partial sectional view；
Fig. 3 shows the structure diagram of the utility model embodiment sliding block core-pulling mechanism connection oil cylinder；
Fig. 4 shows another viewing angle constructions schematic diagrames of Fig. 3；
Fig. 5 shows sectional view at the utility model embodiment sliding block core-pulling mechanism secondary core-pulling device；
Fig. 6 shows sectional view at the utility model embodiment sliding block core-pulling mechanism limiting device；
Fig. 7 shows the utility model embodiment sliding block core-pulling mechanism explosion front view；
Fig. 8 shows the utility model embodiment sliding block core-pulling mechanism detonation configuration view.
Embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings is in the utility model exposure
A part for appearance, it can coordinate the associated description of specification to explain the running of embodiment original mainly to illustrate embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and this practicality are new
The advantages of type.Component in figure is not necessarily to scale, and similar element numbers are conventionally used to indicate similar component.
The utility model is further illustrated in conjunction with the drawings and specific embodiments.
With reference to shown in Fig. 3, which provides a kind of multi-direction core-pulling die, including dynamic model (not shown), cover half
(not shown) and sliding block core-pulling mechanism 5, the sliding block core-pulling mechanism 5 be able to actively can be arranged on dynamic model.
With reference to Fig. 5 and Fig. 6, which includes take-up housing 51 and is movably installed on the take-up housing 51
Outer side action sliders 52；The outer side action sliders 52 are movable to be installed on by limiting device on the take-up housing 51,
Specifically, the limiting device is caging bolt, which is equipped with the through hole 511 that aperture is shunk, which is hole
The stepped contraction in footpath, it is slightly larger than the protrusion afterbody of caging bolt away from one end of outer side action sliders 52, and the other end is that is, suitable
Threaded shank assigned in caging bolt, the threaded shank of the caging bolt run through the take-up housing 51 by through hole 511, after screw togather and be installed on
In the outer side action sliders 52；The caging bolt afterbody is disposed through in hole 511, and then the opposite take-up housing 51 can do restricted driving
Journey activity, so that the outer side action sliders 52 can be movably arranged on take-up housing 51.
The pressing spring for separating the two is additionally provided between the take-up housing 51 and the outer side action sliders 52：The take-up housing 51
A spring installation cavity 512 is cooperatively formed with the outer side action sliders 52, which is arranged in the spring installation cavity 512, it two
End contacts at take-up housing 51 and outer side action sliders 52 respectively, to apply one away from take-up housing 51 to the outer side action sliders 52
Active force, realize the separation of the two.
Preferably, to realize manufacture simplification, which is equipped with a fixed plate 510, and the one of the spring installation cavity 512
End is arranged in the fixed plate 510, and the narrower bore section of the through hole 511 is arranged in the fixed plate 510；And through hole 511 and spring
Installation cavity 512 molds moving direction each parallel to outer side action sliders 52.
In this embodiment, which is rectangle plate, which has four, it is arranged in close
Four corner positions of the fixed plate 510；The through hole 511 has four, and corresponding, which has four, the through hole
511 are opened in the position of corresponding 510 4 edge centers of fixed plate.
With reference to shown in Fig. 3 to Fig. 8, secondary core-pulling device is additionally provided with the sliding block core-pulling mechanism 5, with towards the direction of cover half
For top, then the secondary core-pulling device includes two secondary core-pulling slide blocks and two secondary inclined guide pillar columns, and twice levels are tiltedly led
Column, which corresponds to, to be fixed in fixed plate 510, and an inclined guide pillar corresponding inserted is arranged on sliding block in a level core-pulling slide block to form one
Secondary sliding block-guide post core-pulling mechanism in core-pulling mechanism 5.
Specifically, the two secondary inclined guide pillars are respectively upper inclined guide pillar 513 and lower inclined guide pillar 514 setting up and down, on this
Inclined guide pillar 513 and lower inclined guide pillar 514 are arranged in the fixed plate 510, are then positioned by pin by the fixed plate 510 and again
It is fixedly installed on the take-up housing 51, this kind of fixed form, its fit precision is high, processing technology is simple, and repairs convenient for disassembly and assembly.
In this embodiment, position of inclined guide pillar 513 towards moulding is inclined upwardly extension on this, corresponding, lower 513 court of inclined guide pillar
Extension is tilted down to the position of moulding, and then forms two core pulling directions being away from each other.
The two secondary core-pulling slide blocks are respectively upper core-pulling slide block 53 and lower core-pulling slide block 54 setting up and down, which takes out
Core sliding block 52 is equipped with the mounting hole of vertical extension and up/down perforation, is divided on this on core-pulling slide block 53 and lower core-pulling slide block 54
That puts movable can be loaded in the mounting hole, and then in the outer side action sliders 52.
Corresponding, core-pulling slide block 53 and lower core-pulling slide block 54 are respectively equipped with inclined guide pillar hole on this, mold state, on
The tilting section of inclined guide pillar 513 and lower inclined guide pillar 514 is inserted in core-pulling slide block 53 and lower core-pulling slide block 54 respectively, and then
With when take-up housing 51 departs from outer side action sliders 52, two secondary core-pulling slide blocks of driving are moved with respect to the outer side action sliders 52
It is dynamic, and the core pulling straight up of upper core-pulling slide block 53, and the core pulling straight down of lower core-pulling slide block 54.
In this embodiment, mounting hole runs through the outer side action sliders 52 up and down, and then, under molding state, core pulling on this
Sliding block 53 is compressed by cover half, realizes the sealed fixation of die-closed position.To realize the lower sealed fixation of 54 die-closed position of core-pulling slide block, the cunning
The lower end of block core-pulling mechanism 5 is additionally provided with supporting block 55：Wherein, which is fixed on the take-up housing 51, and molds state
Under, the free end of the supporting block 55 protrudes out to the lower section of the lower core-pulling slide block 54, wherein, it is preferred that the freedom of the supporting block 55
End upside has a supporting oblique surface for tilting extension, and the supporting oblique surface is parallel to the incline direction of the lower inclined guide pillar 514, the lower pumping
The bottom of core sliding block 54 is tilted parallel to the supporting oblique surface, and then realizes that the support of lower core-pulling slide block 54 is fixed.
In this embodiment, the demoulding movement side of core-pulling slide block 53 and lower core-pulling slide block 54 is gone up in the secondary core-pulling slide block
To the demoulding moving direction perpendicular to the outer side action sliders 52；And one is additionally provided with the take-up housing 51 along outer side action sliders 52
The central core pulling 56 of moving direction extension is demoulded, upper core-pulling slide block 53 and lower core-pulling slide block 54 are respectively arranged on the center core pulling 56
Both sides up and down.Likewise, the center core pulling 56 and the supporting block 55 are to be installed on the take-up housing by the fixed block 510
On 51.
Due to using built-in sliding block-inclined guide pillar core-pulling mechanism, inclined guide pillar size design is limited, to realize optimal fixed effect
Fruit, the guide pillar hole on this on core-pulling slide block 53 and lower core-pulling slide block 54 are set for perforation, and in the outer side action sliders 52, it is right
Jack should be additionally provided with the position of guide post bore end under molding state, end of inclined guide pillar 513 and lower inclined guide pillar 514 is all provided with this
Have one along 51 direction of motion of take-up housing extend inserted block, the inserted block corresponding inserted in jack, realize inclined guide pillar 513 and
The fixation of lower 514 end of inclined guide pillar.
In this embodiment, which can actively be arranged on dynamic model, and the dynamic model is equipped with core pulling oil
Cylinder 6, the piston rod of the core pulling oil cylinder 6 is connected on the take-up housing 51, to realize the driving of sliding block core-pulling mechanism 5.It is appreciated that
, in other embodiments, oil cylinder element can also be cancelled, specifically, the sliding block core-pulling mechanism is arranged on the dynamic model
On, the position that the take-up housing is corresponded on the cover half is equipped with a primary inclined guide pillar, realizes that sliding block core-pulling mechanism 5 drives first to form
Level sliding block-guide post core-pulling mechanism.
The course of work of the embodiment is as follows：
A：Injection moulding machine mould open, solid plate and the moving platen on dynamic model on cover half separate；53 top quilt of core-pulling slide block on this
Release；
B：Core pulling oil cylinder 6 acts, and take-up housing 51 moves laterally, while drives central core pulling 56 to be displaced outwardly；Take-up housing
Inclined guide pillar 513 and lower inclined guide pillar 514 continue to move to slide to act on upper core-pulling slide block 53 and lower core pulling in 51 synchronous drives
Block 54；The synchronous outer shifting of supporting block 55 at the same time, lower core-pulling slide block 54 no longer supports, and 53 upper surface of upper core-pulling slide block is due to cover half
Depart from, there is no support, and therefore, synchronization is upward for the two, moves down, and is finally disengaged with product；
In the process, outer side action sliders 52 are under the action of built-in pressing spring and front-end product enclasping force, with sliding block
Seat 51 separates, and secondary core-pulling device is not operating, stays in the original location；
C：After upper core-pulling slide block 53 and lower core-pulling slide block 54 disengage, effect of the outer side action sliders 52 in Limit screw
Under, it is displaced outwardly together with take-up housing 51, until stop bit.The outer die sinking of side action sliders 52 is completed.
D：Product ejects.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, in the spirit and scope for not departing from the utility model that the appended claims are limited, in form and details
On the utility model can be made a variety of changes, be the scope of protection of the utility model.
Claims (8)
1. a kind of multi-direction core-pulling die, including dynamic model, cover half and sliding block core-pulling mechanism, which can be actively
On dynamic model or cover half；The sliding block core-pulling mechanism includes take-up housing and the outer side action sliders being installed on the take-up housing；
It is characterized in that：
The outer side action sliders movable can be installed on the take-up housing by limiting device；
The spring for separating the two is additionally provided between the take-up housing and the outer side action sliders；
Secondary core-pulling device is additionally provided with the sliding block core-pulling mechanism, the secondary core-pulling device is including secondary core-pulling slide block and therewith
The secondary inclined guide pillar of adaptation, the secondary inclined guide pillar are fixed on the take-up housing, and it is outer which can actively be arranged on this
In side action sliders；
Molding state, the secondary inclined guide pillar are inserted in the secondary core-pulling slide block, to be driven when take-up housing departs from outer side action sliders
Dynamic secondary core-pulling slide block is moved relative to the outer side action sliders.
2. multi-direction core-pulling die according to claim 1, it is characterised in that：The demoulding movement side of the secondary core-pulling slide block
To the demoulding moving direction perpendicular to the outer side action sliders.
3. multi-direction core-pulling die according to claim 1, it is characterised in that：A center is additionally provided with the take-up housing to take out
Core, the secondary inclined guide pillar include being respectively arranged on the center the core pulling lower inclined guide pillar of both sides and upper inclined guide pillar up and down；It is corresponding, should
Secondary core-pulling slide block includes upper core-pulling slide block setting up and down and lower core-pulling slide block.
4. multi-direction core-pulling die according to claim 3, it is characterised in that：The sliding block core-pulling mechanism is defined away from die sinking
The one end in face is lower end, and the lower end of the sliding block core-pulling mechanism is additionally provided with supporting block；The supporting block is fixed on the take-up housing, and is closed
Under mould state, which protrudes out to the lower section of the lower core-pulling slide block.
5. multi-direction core-pulling die according to claim 4, it is characterised in that：The end of the supporting block has a support tiltedly
Face, incline direction of the supporting oblique surface parallel to the lower inclined guide pillar；Corresponding, the bottom of the lower core-pulling slide block is parallel to the support
Inclined-plane tilts.
6. multi-direction core-pulling die according to claim 1, it is characterised in that：The sliding block core-pulling mechanism is arranged on the dynamic model
On, the position that the take-up housing is corresponded on the cover half is equipped with a primary inclined guide pillar；
Alternatively,
The sliding block core-pulling mechanism can be actively arranged on dynamic model or cover half, and the dynamic model or cover half are equipped with a core pulling oil cylinder, should
The piston rod of core pulling oil cylinder is connected on the take-up housing.
7. multi-direction core-pulling die according to claim 1, it is characterised in that：The limiting device includes caging bolt, should
Caging bolt runs through the take-up housing, after screw togather and be installed in the outer side action sliders；The caging bolt can be done with respect to the take-up housing
Limited travel activity, so that the outer side action sliders can be movably arranged on take-up housing.
8. multi-direction core-pulling die according to claim 1, it is characterised in that：The spring is pressing spring, the take-up housing with
The outer side action sliders cooperatively form a spring installation cavity, which is arranged in the spring installation cavity, with to the outer side core-pulling
Sliding block applies an active force away from take-up housing, realizes the separation of the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721381844.0U CN207327508U (en) | 2017-10-25 | 2017-10-25 | A kind of multi-direction core-pulling die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721381844.0U CN207327508U (en) | 2017-10-25 | 2017-10-25 | A kind of multi-direction core-pulling die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207327508U true CN207327508U (en) | 2018-05-08 |
Family
ID=62366160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721381844.0U Expired - Fee Related CN207327508U (en) | 2017-10-25 | 2017-10-25 | A kind of multi-direction core-pulling die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207327508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571464A (en) * | 2017-10-25 | 2018-01-12 | 厦门市鑫胜鑫工贸有限公司 | A kind of multi-direction core-pulling die |
-
2017
- 2017-10-25 CN CN201721381844.0U patent/CN207327508U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571464A (en) * | 2017-10-25 | 2018-01-12 | 厦门市鑫胜鑫工贸有限公司 | A kind of multi-direction core-pulling die |
| CN107571464B (en) * | 2017-10-25 | 2024-05-10 | 鑫胜鑫精密科技(厦门)有限公司 | Multidirectional core-pulling mold |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180508 Termination date: 20211025 |