CN207723462U - A kind of device for preventing mold inner cylinder sliding block from retreating - Google Patents
A kind of device for preventing mold inner cylinder sliding block from retreating Download PDFInfo
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- CN207723462U CN207723462U CN201721858967.9U CN201721858967U CN207723462U CN 207723462 U CN207723462 U CN 207723462U CN 201721858967 U CN201721858967 U CN 201721858967U CN 207723462 U CN207723462 U CN 207723462U
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- core
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- sliding block
- retreating
- fixed seat
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Abstract
The utility model discloses a kind of devices for preventing mold inner cylinder sliding block from retreating, including dynamic model frame, mavable module core is equipped in the dynamic model frame, the mavable module core is equipped with core-pulling mechanism, the core-pulling mechanism includes internal core-pulling, core pulling fixed seat, core-pulling slide block and core pulling oil cylinder, the internal core-pulling is installed on the inside of mavable module core by core pulling fixed seat, the core-pulling slide block is connected with internal core-pulling, the core-pulling slide block is by core pulling hydraulic oil cylinder driving, the core pulling fixed seat is connected with anti-back taper pin, and the anti-back taper pin is connected with anti-back oil cylinder.The device provided by the utility model for preventing mold inner cylinder sliding block from retreating, it is simple in structure, it is easy to use, it is of low cost, it can effectively avoid internal core-pulling in mold mavable module core and core-pulling slide block automatic backing in process of production, product disqualification rate is reduced, production efficiency is improved, there is application value.
Description
Technical field
The utility model is related to a kind of devices for preventing mold inner cylinder sliding block from retreating, and belong to production and processing technical field.
Background technology
Die casting (full name：Compression casting), refer to molten alloy is filled into mold cavity under high pressure, high-speed condition, and
The casting method being cooled and shaped under high pressure is metal heat processing and forming work most widely used, with the fastest developing speed in casting technique
One of process.
Using die-casting process produce metal product when inevitably need use die casting, die casting generally include cover half and
Dynamic model, die casting first mold in producing product process, cavity are formed between cover half and dynamic model, then liquid metals is in height
Pressure is full of the cavity, and after metal liquid solidification, die sinking, dynamic model separates with cover half, can take out shaped article.
But die casting, in producing product process, when injecting the molten metal liquid of high pressure, the inside of dynamic model is taken out
Core is easy to draw back under high pressure, and dynamic model typically achievees the purpose that core pulling by core pulling oil cylinder pushing sliding block at present, but
Being current sliding block does not have retaining mechanism, can only lean on oil cylinder locking, and oil cylinder itself has inexactness, this is resulted in when inside
Core pulling retreat when, sliding block can also retreat therewith, and then cause production process unstable, eventually lead to shaped article disqualification rate compared with
Height influences normally to produce, and production efficiency is low.Currently in order to prevent cylinder slide block from retreating, the measure of use mainly has following several
Kind：One is the cylinder diameters for increasing oil cylinder, and using the oil cylinder that thrust is larger, but this mode can make die cost increase
Add；One is adding retaining valve to oil cylinder, but retaining valve can only carry the pressure of oil cylinder 20% or so, if pressure is excessive, oil
Cylinder can damage；Another kind be change oil cylinder into self locking oil cylinder, but it is this not only increase die cost, and cannot be guaranteed
100% safely and effectively.
Invention content
In view of the above problems existing in the prior art, the purpose of the utility model is to provide one kind to prevent mold inner cylinder from sliding
The device that block retreats.
To achieve the above object, the utility model adopts the following technical solution：
A kind of device for preventing mold inner cylinder sliding block from retreating, including dynamic model frame, the dynamic model frame is interior to be equipped with mavable module core, institute
It states mavable module core and is equipped with core-pulling mechanism, the core-pulling mechanism includes internal core-pulling, core pulling fixed seat, core-pulling slide block and core pulling oil
Cylinder, the internal core-pulling are installed on the inside of mavable module core by core pulling fixed seat, and the core-pulling slide block is connected with internal core-pulling,
For the core-pulling slide block by core pulling hydraulic oil cylinder driving, the core pulling fixed seat is connected with anti-back taper pin, the anti-back taper pin
It is connected with anti-back oil cylinder.
Preferably, cooperation gradient≤5 ° of the anti-back taper pin and core pulling fixed seat.
Preferably, the core pulling fixed seat is set to the bottom of mavable module core vertically, and the internal core-pulling passes through core pulling
Fixed seat and the inside for being installed on mavable module core.
Preferably, the core pulling fixed seat is removably set to the bottom of mavable module core.
Preferably, the side of the core pulling fixed seat is provided with insertion groove, the anti-back taper pin flexible connection
In in insertion groove.
Preferably, the anti-back oil cylinder is set to outside mavable module core.
As further preferred scheme, the anti-back oil cylinder is removably set on dynamic model frame.
Preferably, further include anti-back sliding block, the anti-back sliding block is connected with anti-back taper pin, described anti-
It retreats sliding block and is equipped with guide groove, the mandril of the anti-back oil cylinder is set in the guide groove of anti-back sliding block.
Further include briquetting as further preferred scheme, at least two pieces of the briquetting is symmetrically set to anti-back sliding block
Both sides.
Compared to the prior art, the advantageous effects of the utility model are：
The device provided by the utility model for preventing mold inner cylinder sliding block from retreating, equipped with core pulling fixed seat to being set to dynamic model
Internal core-pulling inside benevolence is fixed, and core pulling fixed seat is connected with anti-back taper pin and anti-back oil cylinder, solid in core pulling
Under the synergistic effect of reservation, anti-back taper pin and anti-back oil cylinder three, mold can effectively prevent inside in process of production
Core pulling because pressure is excessive retreat the problem of, and then effectively avoid the retrogressing of core-pulling slide block so that stable production process, product close
Lattice rate is high, and production efficiency is higher；In addition, the device for preventing mold inner cylinder sliding block from retreating of the utility model also has structure letter
Advantage single, easy to use, of low cost has extremely strong practical value, and should be widely promoted application.
Description of the drawings
Fig. 1 is a kind of structural representation for device for preventing mold inner cylinder sliding block from retreating that the utility model embodiment provides
Figure.
Figure label is schematically as follows：1- dynamic model frames；2- mavable module cores；3- core-pulling mechanisms；31- internal core-pullings；32- core pullings are fixed
Seat；33- core-pulling slide blocks；34- core pulling oil cylinders；4- anti-back taper pins；5- anti-back oil cylinders；6- anti-back sliding blocks；7- briquettings.
Specific implementation mode
The technical solution of the utility model is done below with reference to drawings and examples and is further clearly and completely described.
Embodiment
As shown in Figure 1：A kind of device for preventing mold inner cylinder sliding block from retreating provided by the utility model, including dynamic model frame
1, the dynamic model frame 1 is interior to be equipped with mavable module core 2, and the mavable module core 2 is equipped with core-pulling mechanism 3, and the core-pulling mechanism includes internal pumping
Core 31, core pulling fixed seat 32, core-pulling slide block 33 and core pulling oil cylinder 34, the internal core-pulling 31 are installed on by core pulling fixed seat 32
The inside of mavable module core 2, the core-pulling slide block 33 are connected with internal core-pulling 31, and the core-pulling slide block 33 is driven by core pulling oil cylinder 34
Dynamic, the core pulling fixed seat 32 is connected with anti-back taper pin 4, and the anti-back taper pin 4 is connected with anti-back oil cylinder 5.It takes out
Core fixed seat 32, anti-back taper pin 4,5 three of anti-back oil cylinder match, and consolidate from Multi-orientation multi-angle to internal core-pulling 31
It is fixed, even if pressure in production process can effectively prevent internal core-pulling 31 to retreat if excessive, and then it effectively prevent core-pulling slide block 33
It retreats；In addition, for anti-back taper pin 4 is compared to conventional retaining valve, bearing capacity is stronger and simple in structure；Meanwhile after preventing
It moves back taper pin 4 to be flexibly connected with core pulling fixed seat 32 under the driving of anti-back oil cylinder 5, the advance and retrogressing of anti-back taper pin 4 are more
It is steady, ensure that the retaining effect of anti-back taper pin 4；Also, due to core pulling fixed seat 32, anti-back taper pin 4, anti-back oil
The interaction of 5 three of cylinder, anti-back oil cylinder 5 and core pulling oil cylinder 34 all use conventional oil cylinder, cost more cheap.
Cooperation gradient≤5 ° of the anti-back taper pin 4 and core pulling fixed seat 32, be further ensured that anti-back taper pin 4 with
The mutual cooperation of core pulling fixed seat 32 acts on, and improves and acts on the anti-back of internal core-pulling 31.
The core pulling fixed seat 32 is set to the bottom of mavable module core 2 vertically, specifically removably set on mavable module core 2
Bottom, to repair and to replace, the internal core-pulling 31 passes through core pulling fixed seat 32 and is installed on the inside of mavable module core 2, in this way
Core pulling fixed seat 32 matches common fixing internal core pulling 31 with mavable module core 2.
The side of the core pulling fixed seat 32 is provided with insertion groove, and the anti-back taper pin 4 is movably connected on insertion groove
It is interior.
The anti-back oil cylinder 5 is set to outside mavable module core 2, and the anti-back oil cylinder 5 is removably set to dynamic model frame 1
On, to repair and to replace.
The device for preventing mold inner cylinder sliding block from retreating further includes anti-back sliding block 6, the anti-back sliding block 6 with it is anti-
It retreats taper pin 4 to be connected, the anti-back sliding block 6 is equipped with guide groove (not showing in figure), the anti-back oil cylinder 5
Mandril be set to anti-back sliding block 6 guide groove in, such anti-back oil cylinder 5 passes through anti-back sliding block 6 and 4 phase of anti-back taper pin
Connection can drive the company of anti-back taper pin 4 and core pulling fixed seat 32 by anti-back oil cylinder 5 drives anti-back sliding block 6
It is connected to separation.
The device for preventing mold inner cylinder sliding block from retreating further includes briquetting 7, and the briquetting 7 has two pieces, symmetrically sets
In the both sides of anti-back sliding block 6, fixed function is played to anti-back sliding block 6, the retrogressing of itself of anti-back sliding block 6 can be prevented,
And then further enhance the anti-back effect of anti-back taper pin 4, anti-back oil cylinder 5 to internal core-pulling 31.
In addition, the utility model can also be designed in core-pulling slide block 33, the side of anti-back sliding block 6 and bottom it is wear-resisting
Block avoids core-pulling slide block 33, anti-back sliding block 6 from being retreated because using abrasion, while extending core-pulling slide block 33, anti-back sliding block
6 service life.
It is described in the utility model prevent mold inner cylinder sliding block retreat device in use,
Mavable module core 2 is installed on dynamic model frame 1, then core-pulling mechanism 3 and anti-back taper pin 4 and anti-back oil cylinder are installed
5 equal components, constitute the dynamic model of mold, and after mold clamping, core pulling oil cylinder 34 drives core-pulling slide block 33 to advance in place, anti-back oil cylinder
5 push anti-back taper pin 4 to lock core pulling fixed seat 32, to prevent internal core-pulling 31 from retreating, then carry out die casting filling work procedure, pressure
After the completion of casting filling, it is cooled and shaped product, anti-back oil cylinder 5 retreats, and then anti-back taper pin 4 retreats and is detached from core pulling fixed seat
32, then core pulling oil cylinder 34 retreats, and then core-pulling slide block 33 is driven to retreat, and internal core-pulling 31 can be detached from mavable module core 2 and product
Separation, entire process of producing product are stablized, and internal core-pulling 31 will not retreat because pressure is excessive and cause production unqualified.
In conclusion the device provided by the utility model for preventing mold inner cylinder sliding block from retreating, simple in structure, user
Just, of low cost, internal core-pulling in mold mavable module core and core-pulling slide block automatic backing in process of production are can effectively avoid, is subtracted
Few product disqualification rate, improves production efficiency, compared with the existing technology, has conspicuousness progress, has application value.
It is last it is necessarily pointed out that：The foregoing is merely the preferable specific implementation modes of the utility model, but this
The protection domain of utility model is not limited thereto, and any one skilled in the art discloses in the utility model
In technical scope, the change or replacement that can be readily occurred in should be covered within the scope of the utility model.
Claims (8)
1. a kind of device for preventing mold inner cylinder sliding block from retreating, it is characterised in that：Including dynamic model frame, it is equipped in the dynamic model frame
Mavable module core, the mavable module core are equipped with core-pulling mechanism, and the core-pulling mechanism includes internal core-pulling, core pulling fixed seat, core-pulling slide block
With core pulling oil cylinder, the internal core-pulling is installed on the inside of mavable module core by core pulling fixed seat, and the core-pulling slide block is taken out with internal
Core is connected, and for the core-pulling slide block by core pulling hydraulic oil cylinder driving, the core pulling fixed seat is connected with anti-back taper pin, described anti-
It retreats taper pin and is connected with anti-back oil cylinder.
2. the device according to claim 1 for preventing mold inner cylinder sliding block from retreating, it is characterised in that：The anti-back is oblique
Cooperation gradient≤5 ° of pin and core pulling fixed seat.
3. the device according to claim 1 for preventing mold inner cylinder sliding block from retreating, it is characterised in that：The core pulling is fixed
Seat is set to the bottom of mavable module core vertically, and the internal core-pulling passes through core pulling fixed seat and is installed on the inside of mavable module core.
4. the device according to claim 1 for preventing mold inner cylinder sliding block from retreating, it is characterised in that：The core pulling is fixed
The side of seat is provided with insertion groove, and the anti-back taper pin, which is movably connected on, to be inserted into groove.
5. the device according to claim 1 for preventing mold inner cylinder sliding block from retreating, it is characterised in that：The anti-back oil
Cylinder is set to outside mavable module core.
6. the device according to claim 5 for preventing mold inner cylinder sliding block from retreating, it is characterised in that：The anti-back oil
Cylinder is removably set on dynamic model frame.
7. the device according to claim 1 for preventing mold inner cylinder sliding block from retreating, it is characterised in that：It further include anti-back
Sliding block, the anti-back sliding block are connected with anti-back taper pin, and the anti-back sliding block is equipped with guide groove, the anti-back oil
The mandril of cylinder is set in the guide groove of anti-back sliding block.
8. the device according to claim 7 for preventing mold inner cylinder sliding block from retreating, it is characterised in that：Further include briquetting,
At least two pieces of the briquetting, the symmetrical both sides for being set to anti-back sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721858967.9U CN207723462U (en) | 2017-12-27 | 2017-12-27 | A kind of device for preventing mold inner cylinder sliding block from retreating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721858967.9U CN207723462U (en) | 2017-12-27 | 2017-12-27 | A kind of device for preventing mold inner cylinder sliding block from retreating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207723462U true CN207723462U (en) | 2018-08-14 |
Family
ID=63086895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721858967.9U Active CN207723462U (en) | 2017-12-27 | 2017-12-27 | A kind of device for preventing mold inner cylinder sliding block from retreating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207723462U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102720A (en) * | 2021-03-30 | 2021-07-13 | 宁波金亿卡特勒车业有限公司 | Die casting machine and die casting method |
| CN114407296A (en) * | 2021-12-31 | 2022-04-29 | 浙江凯华模具有限公司 | Oil cylinder anti-retreating mechanism and working method thereof |
-
2017
- 2017-12-27 CN CN201721858967.9U patent/CN207723462U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102720A (en) * | 2021-03-30 | 2021-07-13 | 宁波金亿卡特勒车业有限公司 | Die casting machine and die casting method |
| CN114407296A (en) * | 2021-12-31 | 2022-04-29 | 浙江凯华模具有限公司 | Oil cylinder anti-retreating mechanism and working method thereof |
| CN114407296B (en) * | 2021-12-31 | 2023-09-29 | 浙江凯华模具有限公司 | Oil cylinder anti-retreating mechanism and working method thereof |
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