CN203844144U - Mould variable-angle diagonal rod core-pulling mechanism - Google Patents
Mould variable-angle diagonal rod core-pulling mechanism Download PDFInfo
- Publication number
- CN203844144U CN203844144U CN201420166928.2U CN201420166928U CN203844144U CN 203844144 U CN203844144 U CN 203844144U CN 201420166928 U CN201420166928 U CN 201420166928U CN 203844144 U CN203844144 U CN 203844144U
- Authority
- CN
- China
- Prior art keywords
- core
- slide block
- mould
- pulling mechanism
- pulling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a mould variable-angle diagonal rod core-pulling mechanism which comprises a slide block (7), a rolling wheel (10), a fixed shaft (11), a cylindrical pin (12), a moving core (13), a variables-angle diagonal rod (1), a movable mould frame (2), a fixed mould frame (9), a guide plate (17), a wedge block (8), a positioning plate (5), a threaded rod (6) and a compression spring (4). According to the mould variable-angle diagonal rod core-pulling mechanism, when a mould is opened, mould opening force acts on the variable-angle diagonal rod (1), and the driving rolling wheel (10) drives the moving core (13) connected with the slide block (7) to slide on the inclined surfaces with the core-pulling angles alpha and beta of the variable-angle diagonal rod (1), so that the core-pulling movement is realized. The mould variable-angle diagonal rod core-pulling mechanism disclosed by the utility model has the advantages of simple structure, safety and reliability in movement, low manufacturing cost, high core-pulling speed and high production efficiency of formed parts and is suitable for being used in a metal pressure casting mould and a plastic injection mould.
Description
Technical field:
The utility model relates to a kind of mould side core pulling mechanism technical field, is specifically related to the varied angle brace core-pulling mechanism of a kind of metal die-casting mold and plastic injection mould.
Background technology:
At present in metal die-casting mold and plastic injection mould industry, there are concaveconvex shape and depanning direction in forming part side when inconsistent, just need to be in mould design side core-pulling mechanism, generally all adopt Angle Pin or the hydraulic pressure device mechanism of loosing core to complete side and loose core.While adopting Angle Pin core-pulling mechanism withdrawing side cores package power large, Angle Pin easy fracture, when withdrawing core is long, mold thickness will strengthen.It can only be little at withdrawing enclasping force, Core-pulling distance uses from short in the situation that.Adopt the hydraulic pressure device core-pulling mechanism of loosing core to loose core, it mainly contains hydraulic jack, piston, piston rod, the device seat of loosing core, shaft coupling, high-pressure oil pipe, hydraulic control system composition, complex structure, installation and debugging inconvenience, the die boundary dimensions needing is installed large, need the folding modular space of lathe also to want large, the size of the package power of withdrawing side moving core and Core-pulling distance are from length, be subject to the restriction of oil cylinder piston size and piston rod length, complete and once produce forming part and need die sinking, loose core, eject forming part, matched moulds, the process action more complicated of lock pin, and hydraulic pressure the loosing core of device of loosing core, lock pin is slow in one's movements, produce forming part efficiency low, die manufacturing cost is high.In order to overcome the deficiency of said mechanism, spy provides a kind of side varied angle brace core-pulling mechanism to solve an above-mentioned difficult problem.
Literature search: a kind of internal loose core injection mold application number: 201020138746.6
Summary: the utility model provides a kind of internal loose core injection mold, for substituting, plastic products inside back-off is loosed core and the slant-top core-pulling mechanism that adopts, can solve slant-top core-pulling and eject in motion process incident thorn, flexural deformation, wear and rupture, be subject to the problems such as oblique top angle limits.Technical scheme is, core-pulling mechanism is made up of plug-in Tiebar structure, the arm-tie of loosing core, the pull bar of loosing core, core-pulling slide block and spring, be installed on the positive and negative both sides of mould, the arm-tie of loosing core is fixed on mould dynamic model, and spring is set between moving platen, the pull bar of loosing core is fixed on and looses core on arm-tie through moving platen, and in core-pulling slide block is located at and inserts, pull bar is slidably matched with loosing core; When mould die sinking, mould moving platen departs from the backstop of plug-in Tiebar structure and under the active force of spring, drives core-pulling slide block to slide, and realization is loosed core.
Summary of the invention:
In order to overcome the deficiencies in the prior art, the technical problem that the utility model solves is: provide that a kind of withdrawing power is large, the distance of loosing core, the fireballing die casting varied angle brace core-pulling mechanism of loosing core.
The purpose of this utility model is achieved in that it is to be made up of slide block (7), roller (10), dead axle (11) straight pin (12), moving core (13), varied angle brace (1), dynamic model frame (2), cover half frame (9), guide plate (17), wedge block (8), location-plate (5), threaded rod (6), Compress Spring (4), and its contribution to prior art is:
Moving core (13) coordinates in the hole of inserting slide block (7) lower surface, use straight pin (12) to be fixed on slide block (7) upper, slide block (7) slides in the T-shaped guide runner that is installed on two guide plates (17) in dynamic model frame (2) again;
One end of varied angle brace (1) is fixed in cover half frame (9), the cross section of varied angle brace is rectangle, the angle α of initially loosing core, large apart from the angle β of loosing core greatly, it is through in the middle of two rollers (10) in slide block (7) square hole, and upper and lower side is rolled and coordinated with two rollers (10) cylindrical;
After in roller (10) hole, slip packs dead axle (11) into, be fixed on again in slide block (7) square hole;
Symmetrical slide block (7) both sides that are distributed in of two guide plates (17), use screw (19), straight pin (18) to be connected with dynamic model frame (2);
Wedge block (8) is to coordinate with the inclined-plane that is arranged on the middle wedge block (8) of cover half frame (9) by the inclined-plane of slide block (7), with locking sliding block (7);
Threaded rod (6) penetrates Compress Spring (4), be connected with slide block (7) upper side through location-plate (5), location-plate (5) lower surface and dynamic model frame (2) screw for upper surface (3) are fastenedly connected.
The beneficial effects of the utility model are: die sinking is carried out with loosing core to synchronize, and mould opening force makes idler wheel driving movable slider drive side moving core along the little angle α of loosing core of varied angle brace, the βJiao inclined-plane, angle of loosing core does to loose core and moves greatly.This core-pulling mechanism is simple in structure, and withdrawing power is large, the distance of loosing core, and the speed of loosing core is fast, and die cast part production efficiency is high.
The problem that the utility model has solved that Angle Pin is can not withdrawing enclasping force large, the distance of loosing core, Angle Pin easy fracture, mold thickness are large.Solved hydraulic pressure loose core device complex structure, manufacturing cost is high, installation and debugging are inconvenient problem, solved the hydraulic pressure device of loosing core and installed and need die boundary dimensions large, the folding modular space of lathe is large, the problem that die manufacturing cost is high.Solved hydraulic pressure loose core device while loosing core core package power large, want oil cylinder piston area large, the distance of loosing core wants piston rod long, the package power size of withdrawing moving core and Core-pulling distance, from length, are subject to the problem of oil cylinder piston area and piston rod length restriction.Solved the hydraulic pressure device action of loosing core of loosing core complicated, the speed of loosing core is slow, produces the inefficient problem of forming part.It is simple in structure, and the action of loosing core is safe and reliable, utilizes mould opening force just can realize mould core pulling action, is particularly useful for using on metal die-casting mold and plastic injection mould.
Brief description of the drawings
Fig. 1 is the longitudinal section of mould varied angle brace core-pulling mechanism matched moulds state.
Fig. 2 be mould varied angle brace core-pulling mechanism guide plate, slide block, roller, be arranged on the front view in dynamic model frame.
Fig. 3 is the B--B profile of slide block, guide plate Fig. 2 in dynamic model.
Fig. 4 is the die sinking of the mould varied angle brace core-pulling mechanism motion longitudinal section of loosing core.
In figure, sequence number represents respectively:
1. varied angle brace; 2. dynamic model frame; 3. screw; 4. Compress Spring; 5. location-plate; 6. threaded rod; 7. slide block; 8. wedge block; 9. cover half frame; 10. roller; 11. dead axles; 12. straight pins; 13. moving cores; 14. forming part 15. dynamic models; 16. cover half .17. guide plates; 18. straight pins; 19. screws.
F-mold parting surface, α-little angle of loosing core, the β-angle of loosing core greatly, S-moving core length,
The initial Core-pulling distance of S1-from, the quick Core-pulling distance of S2-from,
H-die sinking distance.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
In the present embodiment shown in Fig. 1, being positioned at die joint F right-hand member is cover half part, and left end is dynamic model part.Slide block (7) lower surface is connected with moving core (13), there is T stage slide block (7) two sides, in the middle of slide block (7), in logical square hole, 2 rollers (10) are installed, 2 rollers (10) become α angle with die joint F, dead axle (11) packs in roller (10) and is connected with slide block (7), varied angle brace (1) is through in two rollers (10) of slide block (7) square hole, the right-hand member of varied angle brace (1) is fixed in cover half frame (9), cross section is rectangle, the initial little angle α of loosing core of varied angle brace (1), large apart from the angle β of loosing core greatly, when die sinking, slide block (7) is connected with side moving core (13), (in the T-shaped guide runner of (17), move up and down at guide plate, withdrawing goes out moving core (13).Wedge block (8) right-hand member is fixed in cover half frame (9), when matched moulds die cast part, the inclined-plane of the inclined-plane of wedge block (8) and slide block (7) fits tightly, and while preventing matched moulds die cast part, slide block retreats, locking sliding block.Location-plate (5) is pressed abd fixed on dynamic model frame (2) above, Compress Spring (4) be contained in location-plate (5) above, in the hole of Compress Spring (4), pass threaded rod (6), threaded rod (6) head threads is connected with slide block (7) upper side screwed hole, after the motion of loosing core finishes, makes slide block (7) parking position accuracy.
It shown in Fig. 2, is the front view of the utility model die casting varied angle brace core-pulling mechanism, two guide plates (17) are symmetrical to be pressed abd fixed in dynamic model frame (2), guide plate (17) compresses afterwards and dynamic model frame (2) forms T-shaped guide runner, when motion is loosed core in die sinking, slide block (7) moves at the T-shaped guide runner inner core pulling of guide plate (17);
Shown in Fig. 3 is the B--B profile of Fig. 2 in the present embodiment, and guide plate assembly is arranged in dynamic model frame (2), is connected by guide plate (17), straight pin (18), screw (19).Two guide plates (17) are symmetrical to be pressed abd fixed in dynamic model hole (2), when opening and closing mould, slide block (7) moves back and forth in the T-shaped guide runner of guide plate (17), makes slide block (7) drive moving core the loosing core of (13), lock pin motion;
The die casting varied angle brace core-pulling mechanism motion longitudinal sectional view of loosing core in the present embodiment shown in Fig. 4, when die sinking campaign, cover half partial fixing is motionless, mould opening force is opened mold parting surface F (Fig. 1), dynamic model is moved to the left with respect to cover half, varied angle brace (1) is through among 2 rollers (10) in slide block (7) square hole, mould opening force makes roller (10) drive slide block (7) to connect moving core (13) mobile segment distance in the guide runner of guide plate (17) along the inclined-plane of the initial little angle α of loosing core of varied angle brace (1), the huge package power that removal forming part (14) produces moving core (13), Core-pulling distance is from being S1.Now moving core (13) still rests in the inner chamber of forming part (14) and can not extract, continue die sinking campaign H distance, roller (10) drives moving core (13) that slide block (7) connects large distance moving guide plate (17) guide runner in along loose core the greatly inclined-plane of angle β of varied angle brace (1), Core-pulling distance is from being S2, now outside moving core (13 all depart from forming part (14)) type wall, now Core-pulling distance is greater than S1 from S2, the distance of loosing core, the speed of loosing core is fast, this die casting varied angle brace core-pulling mechanism, utilize mould opening force just can reach the object of the long core of extracting S=S1+S2 length out.Forming part (14)) be ejected after, start the motion of next time loosing core, mould matched moulds lock pin, die sinking is loosed core.The action of loosing core, loose core is easy.This core-pulling mechanism is simple in structure, and withdrawing power is large, the distance of loosing core, and die sinking is carried out with loosing core simultaneously, and the speed of loosing core is fast, and die cast part production efficiency is high, is particularly useful for using on non-ferrous metal die casting.
Claims (2)
1. a mould varied angle brace core-pulling mechanism, it is to be made up of slide block (7), roller (10), dead axle (11) straight pin (12), moving core (13), varied angle brace (1), dynamic model frame (2), cover half frame (9), guide plate (17), wedge block (8), location-plate (5), threaded rod (6), Compress Spring (4), it is characterized in that:
Described moving core (13) coordinates in the hole of inserting slide block (7) lower surface, use straight pin (12) to be fixed on slide block (7) upper, slide block (7) slides in the T-shaped guide runner that is installed on two guide plates (17) in dynamic model frame (2) again;
One end of described varied angle brace (1) is fixed in cover half frame (9), the angle α of initially loosing core, large apart from the angle β of loosing core greatly, it is through in the middle of two rollers (10) in slide block (7) square hole, and upper and lower side is rolled and coordinated with two rollers (10) cylindrical;
After in roller (10) hole, slip packs dead axle (11) into, be fixed on again in slide block (7) square hole;
Symmetrical slide block (7) both sides that are distributed in of two guide plates (17), use screw (19), straight pin (18) to be connected with dynamic model frame (2);
Wedge block (8) is inclined-plane by slide block (7) and the inclined-plane that is arranged on wedge block (8) in cover half frame (9) the incompatible locking sliding block (7) that matches;
Threaded rod (6) penetrates Compress Spring (4), be connected with slide block (7) upper side through location-plate (5), location-plate (5) lower surface and dynamic model frame (2) screw for upper surface (3) are fastenedly connected.
2. mould varied angle brace core-pulling mechanism according to claim 1, is characterized in that: the cross section of described varied angle brace (1) is rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166928.2U CN203844144U (en) | 2014-04-01 | 2014-04-01 | Mould variable-angle diagonal rod core-pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166928.2U CN203844144U (en) | 2014-04-01 | 2014-04-01 | Mould variable-angle diagonal rod core-pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844144U true CN203844144U (en) | 2014-09-24 |
Family
ID=51557200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420166928.2U Expired - Fee Related CN203844144U (en) | 2014-04-01 | 2014-04-01 | Mould variable-angle diagonal rod core-pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203844144U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965388A (en) * | 2017-03-28 | 2017-07-21 | 台州市黄岩西诺模具有限公司 | The cavity jacking mechanism of injection mold |
| CN107901355A (en) * | 2017-12-20 | 2018-04-13 | 浙江台州美多模具有限公司 | Injection mold multi-angle is laminated core-pulling mechanism |
| CN113601796A (en) * | 2021-08-03 | 2021-11-05 | 东风(十堰)有色铸件有限公司 | Oil cylinder interlocking type die-casting die structure for preventing core from retreating and forming method thereof |
| CN114559584A (en) * | 2022-01-26 | 2022-05-31 | 杭州鸿雁电器有限公司 | Cross movable part assembling structure and moving method |
| CN115157531A (en) * | 2022-02-22 | 2022-10-11 | 宝鸡法士特齿轮有限责任公司 | Auxiliary automatic unloading mechanism |
-
2014
- 2014-04-01 CN CN201420166928.2U patent/CN203844144U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965388A (en) * | 2017-03-28 | 2017-07-21 | 台州市黄岩西诺模具有限公司 | The cavity jacking mechanism of injection mold |
| CN107901355A (en) * | 2017-12-20 | 2018-04-13 | 浙江台州美多模具有限公司 | Injection mold multi-angle is laminated core-pulling mechanism |
| CN107901355B (en) * | 2017-12-20 | 2019-12-03 | 浙江台州美多模具有限公司 | Core-pulling mechanism is laminated in injection mold multi-angle |
| CN113601796A (en) * | 2021-08-03 | 2021-11-05 | 东风(十堰)有色铸件有限公司 | Oil cylinder interlocking type die-casting die structure for preventing core from retreating and forming method thereof |
| CN114559584A (en) * | 2022-01-26 | 2022-05-31 | 杭州鸿雁电器有限公司 | Cross movable part assembling structure and moving method |
| CN114559584B (en) * | 2022-01-26 | 2023-03-28 | 杭州鸿雁电器有限公司 | Cross movable part assembly structure and moving method |
| CN115157531A (en) * | 2022-02-22 | 2022-10-11 | 宝鸡法士特齿轮有限责任公司 | Auxiliary automatic unloading mechanism |
| CN115157531B (en) * | 2022-02-22 | 2024-01-05 | 宝鸡法士特齿轮有限责任公司 | Auxiliary automatic unloading mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203844144U (en) | Mould variable-angle diagonal rod core-pulling mechanism | |
| CN107030992B (en) | Oil cylinder twice-parting core-pulling injection mold and using method thereof | |
| CN203973960U (en) | A kind of sliding block core-pulling mechanism of the injection mold with self-locking structure | |
| CN202412609U (en) | Mould mechanism with pitched roof for pulling inner side core and slider for pulling outer side core | |
| CN103252876B (en) | A kind of slotted eye slip key type simple and easy self-locking angled-lift splits ancillary equipment | |
| CN106985355A (en) | A kind of strong mould emptier of sliding block two-part core pulling | |
| CN204687268U (en) | A kind of injection mold diagonal-cut rack formula side core-pulling mechanism | |
| CN202045835U (en) | Cavity mould side-drawing mechanism | |
| CN102990036A (en) | Die-casting die and method for delay ejection of lateral die sinking | |
| CN202291352U (en) | Slipper inclined press block-inclined guide post side core pulling mechanism | |
| CN103464717A (en) | Die casting die with two-stage joint core pulling structure | |
| CN102069557A (en) | Spring screw type fixed-distance parting tension mechanism | |
| CN203063063U (en) | Mold with secondary ejection | |
| CN204076698U (en) | A kind of injection mold side slide pulled core structure | |
| CN103144255A (en) | Mold mechanism realizing inner core extraction by oblique ejectors and outer core extraction by outer sliding blocks | |
| CN204095068U (en) | Side core-pulling injection mold | |
| CN201525108U (en) | Internal core-pulling mold structure | |
| CN101352915B (en) | Mechanism scheme of side parting and forced stripper of injection mold | |
| CN104668483A (en) | Vertical-parting core shooting machine | |
| CN207564873U (en) | A kind of automobile water chamber mold pipe thread core-pulling mechanism | |
| CN203737950U (en) | Die for casting thin-wall part | |
| CN205032699U (en) | Mould corner structure of loosing core | |
| CN206796438U (en) | A kind of strong mould emptier of sliding block two-part core pulling | |
| CN204308170U (en) | Sliding block inclined guide pillar adds oil cylinder mechanism | |
| CN203046191U (en) | Self-detection injection molding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20210401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |