CN207736671U - Fan blade injection mold secondary core-pulling mechanism - Google Patents
Fan blade injection mold secondary core-pulling mechanism Download PDFInfo
- Publication number
- CN207736671U CN207736671U CN201721878680.2U CN201721878680U CN207736671U CN 207736671 U CN207736671 U CN 207736671U CN 201721878680 U CN201721878680 U CN 201721878680U CN 207736671 U CN207736671 U CN 207736671U
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- CN
- China
- Prior art keywords
- loose core
- core block
- block
- plate
- upper loose
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- Expired - Fee Related
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Abstract
Fan blade injection mold secondary core-pulling mechanism,It is characterized by comprising upper,Lower compound plate,Perforation is opened in lower compound plate,Support block is set on lower compound plate,Upper ejector retainner plate,Lower ejector retainner plate and thimble,It is set on support block and sets moving die insert and slider guide on backing plate,Bulge loop processed on moving die insert,Outer groove and inner groove,Fuse is set on moving die insert,Slider guide both sides horizontal concrete chute,It is set between each slider guide,Lower Loose core block,Upper Loose core block,Lower Loose core block,Die cavity is formed between moving die insert and fuse,There is wind blade main body in die cavity,Wind blade main body surrounding blade,There is sunken arcs face between bottom plate and blade processed under wind blade main body,It is formed with downward flanging and in-flanges in the middle part of bottom plate,Connect oil cylinder on the outside of upper Loose core block,Upper Loose core block both sides horizontal slide rail,Oblique chute processed under upper Loose core block,Positioning pin is set in upper Loose core block,Locating slot processed in oblique sliding rail is made in lower Loose core block,Positioning pin coordinates with locating slot,Groove processed is matched with the bulge loop of moving die insert under lower Loose core block.
Description
Technical field
The utility model is related to injection molds, more particularly to fan blade injection mold secondary core-pulling mechanism.
Background technology
After injection mold is to plastic part injection molding, if the surrounding of plastic part is formed with the blade of several arcs, and plastic part
Bottom plate be formed with downward flanging and in-flanges, and downward arc surface is formed between bottom plate and in-flanges, the arc surface is then
Cause core pulling not go out directly, existing mold can not extract the structure out, therefore the arc surface can only be done it is flat, in this way can shadow
Ring the performance of product.
Invention content
The purpose of this utility model is to overcome prior art there are the shortcomings that, provide it is a kind of utilize upper and lower Loose core block
Core pulling is interlocked successively, it is simple in structure, ensure the fan blade injection mold secondary core-pulling mechanism of the smooth core pulling of mold.
The technical solution of the utility model fan blade injection mold secondary core-pulling mechanism is：It is characterized by comprising upper compound plate and
Lower compound plate is provided with perforation in lower compound plate, support block is arranged on lower compound plate, and upper ejector retainner plate, lower top are arranged on the lower compound plate between support block
Needle plate and thimble, ejector pin pass through perforation to be in contact with lower ejector retainner plate, and backing plate is arranged on support block, and setting dynamic model is inlayed on backing plate
Block and slider guide are formed with bulge loop, outer groove and inner groove on moving die insert, fuse, the surrounding system of fuse are arranged on moving die insert
There is wind wheel blade slot, is formed with horizontal concrete chute in the both sides of slider guide, upper Loose core block and lower Loose core block are set between each slider guide,
Die cavity is formed between upper Loose core block, lower Loose core block, moving die insert and fuse, there is the wind blade main body of injection molding, fan blade in die cavity
The surrounding of main body is formed with blade, and bottom plate is formed under wind blade main body, there is recessed arc surface, the middle part of bottom plate between bottom plate and blade
It is formed with downward flanging and in-flanges, the outside of the upper Loose core block connects oil cylinder, and the both sides of upper Loose core block are formed with level
Sliding rail, horizontal slide rail are matched with horizontal concrete chute, and oblique chute is formed under upper Loose core block, positioning pin is arranged in upper Loose core block, under
Oblique sliding rail is formed in Loose core block, oblique sliding rail is matched with oblique chute, and locating slot is formed in oblique sliding rail, and positioning pin passes through upper Loose core block
It is matched with locating slot, groove is formed under lower Loose core block, groove is matched with the bulge loop of moving die insert.
The utility model discloses a kind of fan blade injection mold secondary core-pulling mechanisms, and after fan blade injection molding, mold is opened
The piston rod of mould, oil cylinder drives upper Loose core block to extract out outward, since the horizontal concrete chute of slider guide and the level of upper Loose core block are sliding
Rail coordinates, and the oblique sliding rail of the oblique chute under upper Loose core block and lower Loose core block coordinates so that upper Loose core block moves horizontally outward
While drive lower Loose core block to be moved up along oblique chute, to keep the groove prolapse upwards wind blade main body of lower Loose core block recessed
Arc surface, when the positioning pin of upper Loose core block be moved to positioning slot tail be in contact when, lower Loose core block also just deviates from circular arc
Face, Loose core block outside core pulling together under the upper located pin of Loose core block drives at this time, makes it also deviate from the blade of wind blade main body surrounding,
It drives upper and lower ejector retainner plate and thimble to eject the wind blade main body after injection molding and completion core pulling finally by ejector pin to take off
Mould.This programme fan blade injection mold secondary core-pulling mechanism is coordinated using slider guide and upper Loose core block, upper Loose core block and lower Loose core block
Cooperation, the upward core pulling of Loose core block under being driven while upper Loose core block is extracted out outward recycle the cooperation of positioning pin and locating slot
Lower Loose core block is driven to extract out outward, upper and lower Loose core block interlocks core pulling successively, simple in structure, ensures the smooth core pulling of mold.
The utility model fan blade injection mold secondary core-pulling mechanism, is arranged nut in the upper Loose core block, nut with it is upper
Bayonet lock is arranged in Loose core block screw-thread fit under the nut, and bayonet lock outer wall is formed with baffle ring, is located on baffle ring in bayonet lock outer wall and bullet is arranged
Spring, spring upper end are in contact with nut, and lower spring end is in contact with baffle ring, and bayonet lock lower end is formed with inclined-plane, are made in lower Loose core block
There are card slot, bayonet lock to be matched with card slot.When upper Loose core block extracts the upper blade of wind blade main body out outward, positioning pin and locating slot
While obtaining location fit, it is corresponding with card slot that upper Loose core block also drives bayonet lock to be moved to, and is acted at this time in the elastic force of spring
Under push down on baffle, baffle pushes bayonet lock to be caught in card slot downwards, in this way when mold resets, on oil cylinder pushing Loose core block to
Before, upper Loose core block drives lower Loose core block first to reset by bayonet lock and card slot cooperation, wait lower Loose core block in place after, under drag effect
It forces bayonet lock to be sprung back upwards along inclined-plane, bayonet lock is made to deviate from card slot, push core pulling block reset again at this time, ensure so upper and lower
Loose core block can reset successively.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model fan blade injection mold secondary core-pulling mechanism；
Fig. 2 is the stereoscopic schematic diagram of dynamic model side；
Fig. 3 is moving die insert, fuse, slider guide, upper Loose core block, lower Loose core block and oil cylinder mated condition stereoscopic schematic diagram；
Fig. 4 is moving die insert and lower Loose core block mated condition stereoscopic schematic diagram；
Fig. 5 is lower Loose core block and positioning pin and nut, bayonet lock mated condition stereoscopic schematic diagram；
Fig. 6 is nut, bayonet lock, spring mated condition structural schematic diagram；
Fig. 7 is the structural schematic diagram of wind blade main body.
Specific implementation mode
The utility model is related to a kind of fan blade injection mold secondary core-pulling mechanisms, as shown in Fig. 1-Fig. 7, it is characterised in that：
Including upper compound plate 1 and lower compound plate 2, it is provided with perforation 3 in lower compound plate, support block 4 is set on lower compound plate, is set on the lower compound plate between support block
Ejector retainner plate 5, lower ejector retainner plate 6 and thimble 7 are set, ejector pin 8 passes through perforation 3 to be in contact with lower ejector retainner plate 6, is arranged on support block
Backing plate 9, setting moving die insert 10 and slider guide 11 on backing plate are formed with bulge loop 12, outer groove 13 and inner groove 14 on moving die insert,
Fuse 15 is set on moving die insert, and the surrounding of fuse is formed with wind wheel blade slot 16, horizontal concrete chute is formed in the both sides of slider guide 11
17, upper Loose core block 18 and lower Loose core block 19 are set between each slider guide, in upper Loose core block, lower Loose core block, moving die insert 10 and core
Die cavity is formed between son 15, has the wind blade main body 40 of injection molding, the surrounding of wind blade main body to be formed with blade 41, fan blade master in die cavity
It is formed with bottom plate 42 under body, there is recessed arc surface 43 between bottom plate and blade, downward 44 He of flanging is formed in the middle part of bottom plate
The outside of in-flanges 45, the upper Loose core block connects oil cylinder 20, and the both sides of upper Loose core block are formed with horizontal slide rail 21, horizontal slide rail
It is matched with horizontal concrete chute 17, oblique chute 22 is formed under upper Loose core block, positioning pin 23 is set in upper Loose core block, in lower Loose core block 19
On be formed with oblique sliding rail 24, oblique sliding rail is matched with oblique chute 22, is formed with locating slot 25 in oblique sliding rail, and positioning pin 23 passes through upper core pulling
Block 18 is matched with locating slot, and groove 26 is formed under lower Loose core block, and groove is matched with the bulge loop 12 of moving die insert 10.Work as wind
After leaf injection molding, the piston rod of mold die sinking, oil cylinder 20 drives upper Loose core block 18 to extract out outward, due to the water of slider guide 11
Smooth slot 17 and the horizontal slide rail 21 of upper Loose core block 18 coordinate, and the oblique chute 22 under upper Loose core block and lower Loose core block 19 is oblique
Sliding rail 24 coordinates so that drives lower Loose core block 19 along oblique chute 22 to moving up while upper Loose core block 18 moves horizontally outward
It is dynamic, to the arc surface 43 for keeping the 26 prolapse upwards wind blade main body 40 of groove of lower Loose core block recessed, when the positioning of upper Loose core block 18
Pin 23 is moved to when being in contact with 25 tail portion of locating slot, and lower Loose core block also just deviates from arc surface 43, and upper Loose core block 18 passes through at this time
Positioning pin 23 drives lower 19 outside core pulling together of Loose core block, it is made also to deviate from the blade 41 of 40 surrounding of wind blade main body, finally by
It is de- that ejector pin 8 drives upper and lower ejector retainner plate 5,6 and thimble 7 to eject the wind blade main body 40 after injection molding and completion core pulling
Mould.This programme fan blade injection mold secondary core-pulling mechanism is coordinated using slider guide 11 and upper Loose core block 18, upper Loose core block and lower pumping
Pellet 19 coordinates, and the upward core pulling of Loose core block under being driven while upper Loose core block is extracted out outward recycles positioning pin 23 and positioning
The cooperation of slot 25 drives 19 extraction outward of lower Loose core block, and upper and lower Loose core block interlocks core pulling successively, simple in structure, ensures that mold is suitable
Sharp core pulling.Nut 27, nut and upper Loose core block screw-thread fit are set in the upper Loose core block 18, bayonet lock is set under the nut
28, bayonet lock outer wall is formed with baffle ring 29, is located at setting spring 30 on baffle ring in bayonet lock outer wall, spring upper end is in contact with nut, bullet
Spring lower end is in contact with baffle ring, and bayonet lock lower end is formed with inclined-plane 31, and card slot 32, bayonet lock 28 and card slot phase are formed in lower Loose core block 19
Cooperation.When the upper blade 41 of extraction wind blade main body 40 outward of upper Loose core block 18, positioning pin 23 is positioned with locating slot 25
While cooperation, it is corresponding with card slot 32 that upper Loose core block 18 also drives bayonet lock 28 to be moved to, and is acted at this time in the elastic force of spring 30
Under push down on baffle 29, baffle pushes bayonet lock 28 to be caught in downwards in card slot 32, in this way when mold resets, in the promotion of oil cylinder 20
Forward, upper Loose core block drives lower Loose core block 19 first to reset to Loose core block 18 by bayonet lock 28 and the cooperation of card slot 32, waits lower Loose core block 19
After in place, forces bayonet lock 28 to be sprung back upwards along inclined-plane 31 under drag effect, so that bayonet lock is deviate from card slot 32, push again at this time
Loose core block 18 resets, and ensures that upper and lower Loose core block 18,19 can reset successively in this way.
Claims (2)
1. fan blade injection mold secondary core-pulling mechanism, it is characterised in that：Including upper compound plate（1）With lower compound plate（2）, open in lower compound plate
There is perforation（3）, support block is set on lower compound plate（4）, the upper ejector retainner plate of setting on the lower compound plate between support block（5）, lower ejector retainner plate（6）With
Thimble（7）, ejector pin（8）Across perforation（3）With lower ejector retainner plate（6）It is in contact, backing plate is set on support block（9）, on backing plate
Moving die insert is set（10）And slider guide（11）, bulge loop is formed on moving die insert（12）, outer groove（13）And inner groove（14）, move
Fuse is set in mould insert（15）, the surrounding of fuse is formed with wind wheel blade slot（16）, in slider guide（11）Both sides be formed with level
Sliding slot（17）, upper Loose core block is set between each slider guide（18）With lower Loose core block（19）, in upper Loose core block, lower Loose core block, dynamic model
Insert（10）And fuse（15）Between form die cavity, have the wind blade main body of injection molding in die cavity（40）, the surrounding of wind blade main body
It is formed with blade（41）, bottom plate is formed under wind blade main body（42）, there is recessed arc surface between bottom plate and blade（43）, in bottom plate
Portion is formed with downward flanging（44）And in-flanges（45）, the outside of the upper Loose core block connects oil cylinder（20）, upper Loose core block
Both sides be formed with horizontal slide rail（21）, horizontal slide rail and horizontal concrete chute（17）It matches, oblique chute is formed under upper Loose core block（22）,
Positioning pin is set in upper Loose core block（23）, in lower Loose core block（19）On be formed with oblique sliding rail（24）, oblique sliding rail and oblique chute（22）Phase
Coordinate, locating slot is formed in oblique sliding rail（25）, positioning pin（23）Across upper Loose core block（18）It is matched with locating slot, in lower core pulling
It is formed with groove under block（26）, groove and moving die insert（10）Bulge loop（12）It matches.
2. fan blade injection mold secondary core-pulling mechanism as described in claim 1, it is characterised in that：The upper Loose core block（18）
Middle setting nut（27）, bayonet lock is arranged in nut and upper Loose core block screw-thread fit under the nut（28）, bayonet lock outer wall is formed with baffle ring
（29）, it is located on baffle ring in bayonet lock outer wall and spring is set（30）, spring upper end is in contact with nut, and lower spring end connects with baffle ring
It touches, bayonet lock lower end is formed with inclined-plane（31）, in lower Loose core block（19）On be formed with card slot（32）, bayonet lock（28）It is matched with card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721878680.2U CN207736671U (en) | 2017-12-28 | 2017-12-28 | Fan blade injection mold secondary core-pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721878680.2U CN207736671U (en) | 2017-12-28 | 2017-12-28 | Fan blade injection mold secondary core-pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207736671U true CN207736671U (en) | 2018-08-17 |
Family
ID=63120401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721878680.2U Expired - Fee Related CN207736671U (en) | 2017-12-28 | 2017-12-28 | Fan blade injection mold secondary core-pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207736671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107877791A (en) * | 2017-12-28 | 2018-04-06 | 台州市黄岩金马泰模具有限公司 | Fan blade injection mold secondary core-pulling mechanism |
-
2017
- 2017-12-28 CN CN201721878680.2U patent/CN207736671U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107877791A (en) * | 2017-12-28 | 2018-04-06 | 台州市黄岩金马泰模具有限公司 | Fan blade injection mold secondary core-pulling mechanism |
| CN107877791B (en) * | 2017-12-28 | 2023-10-20 | 台州市黄岩金马泰模具有限公司 | Secondary core pulling method for fan blade injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180817 Termination date: 20211228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |