CN205951212U - Ejecting connecting rod structure of car bumper mould secondary - Google Patents
Ejecting connecting rod structure of car bumper mould secondary Download PDFInfo
- Publication number
- CN205951212U CN205951212U CN201620966557.5U CN201620966557U CN205951212U CN 205951212 U CN205951212 U CN 205951212U CN 201620966557 U CN201620966557 U CN 201620966557U CN 205951212 U CN205951212 U CN 205951212U
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- Prior art keywords
- ejector retainner
- retainner plate
- push rod
- arc body
- rear mold
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Abstract
The utility model relates to an ejecting connecting rod structure of car bumper mould secondary, its difference lies in: it is including the back stool, locate the back mould of back stool top, the lower extreme of back mould is provided with first spacing portion, the straight top of yu houmo upper end is inlayed to the part, inlay in the kicking block portion of straight top upper end, just be used for supporting the support column of back mould after locating on the stool, locate back mould below and be used for an ejecting push rod assembly who straightens the top, drive the oil cylinder component of a push rod assembly up -and -down motion, locate the 2nd push rod assembly that back mould below just is used for ejecting kicking block portion, and link assembly, link assembly includes arc body and first horizontal rotating shaft, the arc body has the both ends of relative setting, be respectively with the first end of second thimble board complex and with first spacing portion complex second end, protruding, the both ends perk that makes progress downwards of the middle part of arc body. The utility model discloses stable in structure has saved the injection forming cycle.
Description
Technical field
This utility model is related to bumper field, especially a kind of automotive bumper mold Double-ejection connecting rod knot
Structure.
Background technology
The cost pressure that Automobile Enterprises face at present is increasing, and reduction manufacturing cost is that the reality that each car enterprise faces is asked
Topic, how on the premise of ensureing automotive quality, reduces the manufacturing cost of product, is to need designer to go the difficulty captured；
The share ratio accounting in the cost workinprocess cost of mould is larger, how to reduce the key factor that die cost is product cost declining.
Bumper product generally requires mould and ejects twice just can smoothly eject it, therefore must design two on mould
Group oil cylinder to control respectively and ejects twice, and designs two group oil cylinders and mould overall dimensions can be made to increase, and the top on mould
Go out oil cylinder in product volume production, stability is bad, and follow-up maintenance is more frequent.
Content of the invention
The purpose of this utility model is to overcome the shortcoming of prior art, provides a kind of automotive bumper mold Double-ejection
Bar linkage structure, Stability Analysis of Structures, save the injection molded cycle.
For solving above technical problem, the technical solution of the utility model is：A kind of automotive bumper mold Double-ejection
Bar linkage structure, its difference is：
It includes rear baffle plate；
Rear mold above rear baffle plate, the lower end of described rear mold is provided with the first limiting section；
Part is embedded in the straight top of rear mold upper end, and described straight top can move up and down with respect to described rear mold；
It is embedded in the jacking block portion of described straight top upper end, described jacking block portion can move up and down with respect to described straight top；
On described rear baffle plate and for supporting the support column of described rear mold；
Below described rear mold and for ejecting first push rod component at described straight top, described first push rod component bag
Include the first push rod and the first ejector retainner plate on described rear baffle plate, the lower end of described first push rod is fixed on described first top
On needle plate, the upper end of described first push rod is passed through described rear mold and is fixed with described straight top, and described first ejector retainner plate is arranged
There are the first guide part and the second limiting section with the cooperation of described rear mold, described first guide part is in described first ejector retainner plate
Portion, described second limiting section is arranged near the edge of described first ejector retainner plate；
Drive the cylinder component that described first ejector retainner plate moves up and down；
Below described rear mold and for ejecting second push rod component in described jacking block portion, described second push rod component bag
Include the second ejector retainner plate located at described first ejector retainner plate upper center and the second push rod, the lower end of described second push rod is fixed on institute
State on described second ejector retainner plate, the upper end of described second push rod is passed through described rear mold and straight top and fixed with described jacking block portion,
The first pilot hole with described first guide part cooperation is offered on described second ejector retainner plate；
And
Part is embedded in the link assembly in described first ejector retainner plate, and described link assembly includes arc body and first level
Rotating shaft, described arc body has two ends being oppositely arranged, respectively with the first end of described second ejector retainner plate cooperation and with institute
State the second end of the first limiting section cooperation, the middle part of described arc body is downwardly convex, two ends are upturned, described arc body
Two ends can be rotated up around described first level rotating shaft outer or rotate down to retract described first to stretch out the first ejector retainner plate
In ejector retainner plate.
By above technical scheme, described rear baffle plate is provided with the second guide part, described first ejector retainner plate offers
The second pilot hole with described second guide part cooperation.
By above technical scheme, described link assembly also includes the pressure-bearing portion located at described arc body two ends, located at institute
State the pressure-bearing portion of arc body first end and described second ejector retainner plate cooperation, located at described arc body second end pressure-bearing portion with
Described first limiting section cooperation, described pressure-bearing portion is connected with described arc body by the second horizontal rotating shaft.
By above technical scheme, the bottom surface of described second ejector retainner plate is embedded with the pressure-bearing with described arc body first end
The wear-resisting portion of portion's cooperation, described wear-resisting portion is detachably connected with described second ejector retainner plate.
By above technical scheme, described link assembly also includes in described first ejector retainner plate and is used for supporting described
The pedestal of one horizontal rotating shaft, described base via shaft is held and is connected with described first level rotating shaft.
By above technical scheme, described first limiting section and described rear mold are detachably connected.
Contrast prior art, beneficial features of the present utility model are：Cylinder component drives the straight top of the first push rod component ejection
Portion is to eject for the first time, because the second ejector retainner plate is located at described first ejector retainner plate upper end, drives the first thimble by cylinder component
When plate moves upwards, jacking block portion is ejected together with straight top, when the first ejector retainner plate moves up to the second of arc body
When the lower end of end and the first limiting section offsets, continue up with the first pin top board, the first end of arc body is transported upwards
Move and the second ejector retainner plate is ejected, so that jacking block portion is ejected outside straight top, this is to eject for second, up to the second limiting section and rear mold
Bottom surface when offseting, the first push rod component and the second push rod component stop motion, eject twice and complete simultaneously, this bumper
Mould secondary ejects bar linkage structure, only ejects the first ejector retainner plate using cylinder component, you can complete to eject twice, structure is steady simultaneously
Fixed, save the injection molded cycle.
Brief description
Fig. 1 is this utility model example structure schematic diagram, and in figure support column, the first push rod and the second push rod are not shown；
Fig. 2 is this utility model example structure schematic diagram, and in figure only illustrates part support column；
Fig. 3 is the cross-sectional view of Fig. 2；
Fig. 4 is that in this utility model embodiment, second ejection will start view；
Fig. 5 is to eject completion statuses schematic diagram twice in this utility model embodiment；
Fig. 6 is to eject completion statuses schematic diagram twice in this utility model embodiment；
Fig. 7 is link assembly structural representation in this utility model embodiment；
Figure is the cross-sectional view of 8 Fig. 7；
Wherein：Baffle plate after 1-（101- second guide part）, 2- rear mold（201- first limiting section）, the straight top of 3-, 4- top
Block portion, 5- support column, 6- first push rod component（601- first push rod, 602- first ejector retainner plate（6021- second limiting section））、7-
Cylinder component, 8- second push rod component（801- second push rod, 802- second ejector retainner plate（The wear-resisting portion of 8021-））, 9- link assembly
（901- arc body（The first end of 901a- arc body, the second end of 901b- arc body）, 902- first level rotating shaft,
903- pressure-bearing portion, 904- second horizontal rotating shaft, 905- pedestal, 906- bearing）.
Specific embodiment
Combine accompanying drawing below by specific embodiment this utility model is described in further detail.
Refer to Fig. 1 to Fig. 8, this utility model embodiment automotive bumper mold Double-ejection bar linkage structure, it includes
Baffle plate 1 afterwards；
Located at the rear mold 2 of rear baffle plate 1 top, the lower end of described rear mold 2 is provided with the first limiting section 201；
Part is embedded in the straight top 3 of rear mold 2 upper end, and described straight top 3 can move up and down with respect to described rear mold 2；
It is embedded in the jacking block portion 4 of described straight top 3 upper end, described jacking block portion 4 can move up and down with respect to described straight top 3；
On described rear baffle plate 1 and for supporting the support column 5 of described rear mold 2；
Below described rear mold 2 and for ejecting first push rod component 6 at described straight top 3, described first push rod group
Part 6 includes the first push rod 601 and the first ejector retainner plate 602 on rear baffle plate 1, and the lower end of described first push rod 601 is fixed
On described first ejector retainner plate 602, the upper end of described first push rod 601 is passed through described rear mold 2 and is fixed with described straight top 3,
Be provided with described first ejector retainner plate 602 first guide part and with described rear mold 2 cooperation the second limiting section 6021, described first
, located at the middle part of described first ejector retainner plate 602, described second limiting section 6021 is near the side of described first ejector retainner plate 602 for guide part
Edge is arranged；
Drive the cylinder component 7 that described first ejector retainner plate 602 moves up and down；
Below described rear mold 2 and for ejecting second push rod component 8 in described jacking block portion 4, described second push rod group
Part 8 includes the second ejector retainner plate 802 and the second push rod 801 located at described first ejector retainner plate 602 upper center, described second push rod
801 lower end is fixed on described second ejector retainner plate 802, and the upper end of described second push rod 801 passes through described rear mold 2 and straight
Top 3 is simultaneously fixing with described jacking block portion 4, and described second ejector retainner plate 802 offers keeping away of being suitable to that described first push rod 601 passes through
Emptying aperture, described second ejector retainner plate 802 offers the first pilot hole with described first guide part cooperation；
And
Part is embedded in the link assembly 9 in described first ejector retainner plate 602, and described link assembly 9 includes arc body 901 He
First level rotating shaft 902, described arc body 901 has the two ends being oppositely arranged, and respectively joins with described second ejector retainner plate 802
First end 901a closed and the second end 901b with the cooperation of described first limiting section 201, the middle part of described arc body 901 to
Lower convexity, two ends are upturned, and the two ends of described arc body 901 can be rotated up around described first level rotating shaft 902 to stretch
Go out outside the first ejector retainner plate 602 or rotate down to retract in described first ejector retainner plate 602.
Preferably, in order to improve the stability of structure, described rear baffle plate 1 is provided with the second guide part 101, described
The second pilot hole with the cooperation of described second guide part 101 is offered on one ejector retainner plate 602.
Preferably, in order to improve the service life of link assembly 9, described link assembly 9 is also included located at described arc originally
The pressure-bearing portion 903 at body 901 two ends, located at pressure-bearing portion 903 and described second ejector retainner plate 802 of described arc body first end 901a
Cooperation, is coordinated with described first limiting section 201 located at the pressure-bearing portion 903 of described arc body the second end 901b, described pressure-bearing portion
903 are connected with described arc body 901 by the second horizontal rotating shaft 904.
Preferably, in order to avoid damaging the second ejector retainner plate 802, the bottom surface of described second ejector retainner plate 802 is embedded with and institute
State the wear-resisting portion 8021 of pressure-bearing portion 903 cooperation of arc body first end 901a, described wear-resisting portion 8021 and described second thimble
Plate 802 is detachably connected.
Preferably, for the ease of changing link assembly 9, described link assembly 9 is also included located at described first ejector retainner plate 602
Interior and for supporting the pedestal 905 of described first level rotating shaft 902, described pedestal 905 passes through bearing 906 and described first level
Rotating shaft 902 connects, and described pedestal 905 is detachably connected with described first ejector retainner plate 602.
Preferably, for the ease of changing the first limiting section 201, described first limiting section 201 and described rear mold 2 detachably connect
Connect.
Specifically, described link assembly 9 have several and symmetrical.
Specifically, described cylinder component 7 has four and symmetrical.
The operation principle of this utility model embodiment is：State when cylinder component 7 is also not actuated refer to Fig. 3；Oil cylinder
After assembly 7 starts, ejection for the first time starts：First push rod component 6 up ejects, because the second ejector retainner plate 802 is located at described
On one ejector retainner plate 602, therefore the second push rod component 8 ejects upwards with the first push rod component 6, promotes straight top 3 and jacking block portion 4
Move upwards simultaneously, so that straight top 3 is separated with rear mold 2；The second end 901b when the arc body on the first ejector retainner plate 602
When offseting with the first limiting section 201, refer to Fig. 4, because the first ejector retainner plate 602 continues up, but arc body
Second end 901b is limited stopping by the first limiting section 201 and is moved upwards, under the pressure of the first limiting section 201 acts on, arc
First end 901a of shape body is moved upwards, and promotes the second ejector retainner plate 802 of its upper end to move upwardly together, and makes the second thimble
Plate 802 is separated with the first ejector retainner plate 602, is now second ejection and starts；After second ejection starts, not only straight top 3
Continue to separate with rear mold 2, in the presence of the second push rod component 8, jacking block portion 4 also begins to separate with straight top 3, for the first time now
Ejection and second ejection are carried out simultaneously, until the bottom surface phase of the second limiting section 6021 on the first ejector retainner plate 602 and rear mold 2
Support, refer to state shown in Fig. 5, the first push rod component 6 and the second push rod component 8 stop ejecting, and ejection completes, and now pushes up simultaneously
Block portion 4 is pushed up to exposing outside straight top 3, refer to Fig. 6.
In this utility model embodiment, make use of lever principle, can achieve only with a group oil cylinder assembly and eject twice
Action, need not arrange other cylinder components and eject the second push rod component, and ejection for the first time and second ejection synchronously complete, and save
Injection molding cycle, and structure is more stable, reduce the cost of mould simultaneously.
Above content is further description this utility model done with reference to specific embodiment it is impossible to assert
Of the present utility model it is embodied as being confined to these explanations.Ordinary skill people for the technical field belonging to this utility model
For member, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as
Belong to protection domain of the present utility model.
Claims (6)
1. a kind of automotive bumper mold Double-ejection bar linkage structure it is characterised in that：
It includes rear baffle plate；
Rear mold above rear baffle plate, the lower end of described rear mold is provided with the first limiting section；
Part is embedded in the straight top of rear mold upper end, and described straight top can move up and down with respect to described rear mold；
It is embedded in the jacking block portion of described straight top upper end, described jacking block portion can move up and down with respect to described straight top；
On described rear baffle plate and for supporting the support column of described rear mold；
Below described rear mold and for ejecting first push rod component at described straight top, described first push rod component includes the
One push rod and the first ejector retainner plate on described rear baffle plate, the lower end of described first push rod is fixed on described first ejector retainner plate
On, the upper end of described first push rod is passed through described rear mold and is fixed with described straight top, and described first ejector retainner plate is provided with the
One guide part and with described rear mold cooperation the second limiting section, described first guide part located at the middle part of described first ejector retainner plate,
Described second limiting section is arranged near the edge of described first ejector retainner plate；
Drive the cylinder component that described first ejector retainner plate moves up and down；
Below described rear mold and for ejecting second push rod component in described jacking block portion, described second push rod component includes setting
In the second ejector retainner plate and second push rod of described first ejector retainner plate upper center, the lower end of described second push rod is fixed on described institute
State on the second ejector retainner plate, the upper end of described second push rod is passed through described rear mold and straight top and fixed with described jacking block portion, described
The first pilot hole with described first guide part cooperation is offered on the second ejector retainner plate；
And
Part is embedded in the link assembly in described first ejector retainner plate, and described link assembly includes arc body and first level turns
Axle, described arc body has two ends being oppositely arranged, respectively with the first end of described second ejector retainner plate cooperation and with described
Second end of the first limiting section cooperation, the middle part of described arc body is downwardly convex, two ends are upturned, described arc body
Two ends can be rotated up around described first level rotating shaft to stretch out outside the first ejector retainner plate or to rotate down with described first top of retracting
In needle plate.
2. automotive bumper mold Double-ejection bar linkage structure as claimed in claim 1 it is characterised in that：Described rear baffle plate
On be provided with the second guide part, described first ejector retainner plate offers with described second guide part cooperation the second pilot hole.
3. automotive bumper mold Double-ejection bar linkage structure as claimed in claim 1 it is characterised in that：Described link assembly
Also include the pressure-bearing portion located at described arc body two ends, located at the pressure-bearing portion of described arc body first end and described second top
Needle plate coordinates, and located at pressure-bearing portion and the described first limiting section cooperation at described arc body second end, described pressure-bearing portion passes through the
Two horizontal rotating shafts are connected with described arc body.
4. automotive bumper mold Double-ejection bar linkage structure as claimed in claim 3 it is characterised in that：Described second
The bottom surface of ejector retainner plate is embedded with the wear-resisting portion with the pressure-bearing portion cooperation of described arc body first end, described wear-resisting portion and described second
Ejector retainner plate is detachably connected.
5. automotive bumper mold Double-ejection bar linkage structure as claimed in claim 1 it is characterised in that：Described link assembly
Also include in described first ejector retainner plate and for supporting the pedestal of described first level rotating shaft, described base via shaft hold with
Described first level rotating shaft connects.
6. the automotive bumper mold Double-ejection bar linkage structure as described in any one of claim 1 to 5 it is characterised in that：Institute
State the first limiting section to be detachably connected with described rear mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620966557.5U CN205951212U (en) | 2016-08-29 | 2016-08-29 | Ejecting connecting rod structure of car bumper mould secondary |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620966557.5U CN205951212U (en) | 2016-08-29 | 2016-08-29 | Ejecting connecting rod structure of car bumper mould secondary |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205951212U true CN205951212U (en) | 2017-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620966557.5U Active CN205951212U (en) | 2016-08-29 | 2016-08-29 | Ejecting connecting rod structure of car bumper mould secondary |
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| Country | Link |
|---|---|
| CN (1) | CN205951212U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106166825A (en) * | 2016-08-29 | 2016-11-30 | 武汉燎原模塑有限公司 | A kind of automotive bumper mold Double-ejection bar linkage structure |
-
2016
- 2016-08-29 CN CN201620966557.5U patent/CN205951212U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106166825A (en) * | 2016-08-29 | 2016-11-30 | 武汉燎原模塑有限公司 | A kind of automotive bumper mold Double-ejection bar linkage structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |