CN209207983U - Injection mould is anti-to pull secondary ejecting mechanism - Google Patents
Injection mould is anti-to pull secondary ejecting mechanism Download PDFInfo
- Publication number
- CN209207983U CN209207983U CN201821947688.4U CN201821947688U CN209207983U CN 209207983 U CN209207983 U CN 209207983U CN 201821947688 U CN201821947688 U CN 201821947688U CN 209207983 U CN209207983 U CN 209207983U
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- Prior art keywords
- overhead kick
- double
- plate
- voussoir
- seat
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- 238000002347 injection Methods 0.000 title claims abstract description 20
- 239000007924 injection Substances 0.000 title claims abstract description 20
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 230000014759 maintenance of location Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model belongs to injection mould ejection technique field, is related to that a kind of injection mould is anti-to pull secondary ejecting mechanism.It includes the back-off curved lever being fixed on Double-ejection plate, it is buckled at the top of curved lever and is equipped with back-off forming part, elastic wedge assemblies are equipped in Double-ejection plate, straight top plate is equipped on Double-ejection plate, several mandrils are connected on straight top plate, back-off curved lever is inserted into type in-core, type core is fixed in template, template is located above straight top plate, straight top plate side is fixed with overhead kick slide block assembly, overhead kick slide block assembly includes overhead kick seat, and the overhead kick being fixedly connected with straight top plate, corner portion is equipped at the top of overhead kick seat, elastic wedge assemblies include the spring in Double-ejection plate, and in Double-ejection plate and the voussoir of connecting spring, voussoir is equipped with the corner inclined-plane to match with corner portion close to one end of overhead kick seat.The utility model uses secondary demoulding, can prevent product from being pulled.
Description
Technical field
The utility model belongs to injection mould ejection technique field, is related to that a kind of injection mould is anti-to pull secondary ejecting mechanism.
Background technique
It in injection molding production process, is completed when product is molded, needs to be opened taking-up product after pressure maintaining is cooling, as set on product
When having back-off portion, it usually needs by mandril could ejecting product, since back-off portion is tightly combined with core structure, the top that needs
Power output, which increases, could complete demoulding, if knockout press is larger, in the direct ejecting product of mandril, will cause the position with ejector pin contact
Product is ejected into trace, or generates and pulls in back-off forming part.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing that a kind of injection mould is anti-to pull secondary ejecting mechanism.
In order to achieve the above objectives, the utility model uses following technical proposal:
A kind of injection mould is anti-to pull secondary ejecting mechanism, described including the back-off curved lever being fixed on Double-ejection plate
Back-off curved lever at the top of be equipped with back-off forming part, elastic wedge assemblies are equipped in the Double-ejection plate, in Double-ejection
Plate is equipped with straight top plate, is connected with several mandrils on the straight top plate, the back-off curved lever is inserted into type in-core, described
Type core be fixed in template, template is located above straight top plate, and the straight top plate side is fixed with overhead kick slide block assembly, and falls
The position for hooking slide block assembly is corresponding with elastic wedge assemblies position, and the overhead kick slide block assembly includes being fixedly connected with bottom plate
Overhead kick seat, bottom plate is located at below Double-ejection plate, and the overhead kick being fixedly connected with straight top plate, sets at the top of the overhead kick seat
Have a corner portion, the elastic wedge assemblies include the spring in Double-ejection plate, and be located in Double-ejection plate and
The voussoir of connecting spring, the voussoir are equipped with the corner inclined-plane to match with corner portion close to one end of overhead kick seat.
Pull in secondary ejecting mechanism above-mentioned injection mould is anti-, the overhead kick seat be equipped with two be parallel to each other draw
Conducting bar forms the sliding slot to match with overhead kick between two guide ribs, and overhead kick, which is inserted into sliding slot and slides with sliding slot inner wall, to be connected
It connects, the end of every guide ribs is equipped with a corner portion.
Prevent pulling in secondary ejecting mechanism in above-mentioned injection mould, overhead kick bottom is equipped with the overhead kick portion to match with voussoir.
Pull in secondary ejecting mechanism above-mentioned injection mould is anti-, the type in-core is equipped with back-off positioning seat, back-off at
Type bar is entered in back-off positioning seat after passing through template and is flexibly connected with back-off positioning seat.
Prevent pulling in secondary ejecting mechanism in above-mentioned injection mould, is equipped with several extend at the top of the back-off positioning seat
The back-off groove of type core, the back-off forming part top extend outside back-off positioning seat, are buckled on the side wall of forming part and set
Have and the back-off one-to-one back-off groove strip of paper used for sealing of groove.
It pulls in secondary ejecting mechanism above-mentioned injection mould is anti-, sets that there are two for putting spring in the voussoir
Spring retention chamber, each spring retention is intracavitary to be equipped with a spring, and both ends of the spring bears against voussoir and Double-ejection plate.
Compared with prior art, utility model has the advantages that
Using a parting, it is detached from product and type core, secondary de- back-off portion is detached from back-off portion and product, Neng Goufen
Ejection device power is solved, is pulled to place product.The ejecting force of mandril can accordingly become smaller when demoulding, can be avoided generation top
Trace.
The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram of the utility model.
Fig. 2 is the schematic diagram of internal structure of the utility model.
Fig. 3 is the explosive view of the utility model.
In figure: Double-ejection plate 1, back-off curved lever 2, back-off forming part 3, elastic wedge assemblies 4, straight top plate 5, mandril 6,
Type core 7, template 8, overhead kick slide block assembly 9, overhead kick seat 10, overhead kick 11, corner portion 12, spring 13, voussoir 14, corner inclined-plane 15,
Guide ribs 16, sliding slot 17, overhead kick portion 18, back-off positioning seat 19, back-off groove 20, back-off groove strip of paper used for sealing 21, spring retention chamber 22,
Power mandril 100.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Figure 1 and Figure 2 and Figure 3, a kind of injection mould is anti-pulls secondary ejecting mechanism, including is fixed on Double-ejection plate
Back-off curved lever 2 on 1 is equipped with back-off forming part 3 at the top of the back-off curved lever 2, is equipped in the Double-ejection plate 1
Elastic wedge assemblies 4 are equipped with straight top plate 5 on Double-ejection plate 1, are connected with several mandrils 6 on the straight top plate 5, described
Back-off curved lever 2 be inserted into type core 7, the type core 7 is fixed in template 8, and template 8 is located at 5 top of straight top plate, described
5 side of straight top plate be fixed with overhead kick slide block assembly 9, and the position of overhead kick slide block assembly 9 is opposite with elastic 4 position of wedge assemblies
It answers, the overhead kick slide block assembly 9 includes the overhead kick seat 10 being fixedly connected with bottom plate 101, and bottom plate 101 is located under Double-ejection plate
Side, and the overhead kick 11 being fixedly connected with straight top plate 5 are equipped with corner portion 12, the resilient wedge at the top of the overhead kick seat 10
Block assembly 4 includes the spring 13 in the Double-ejection plate 1, and in Double-ejection plate 1 and the voussoir of connecting spring 13
14, the voussoir 14 is equipped with the corner inclined-plane 15 to match with corner portion 12 close to one end of overhead kick seat 10.
14 bottom of voussoir is caught in 11 bottom of overhead kick, and when straight top plate 5 drives overhead kick 11 to rise, overhead kick 11 is with dynamic voussoir 14
On, voussoir drives Double-ejection plate 1 to rise, and back-off curved lever 2 rises with mandril 6 is synchronous, during this, is buckled to forming part 3
It is synchronizing moving with the product on type core 7, product and type core are detached from, and back-off forming part 3 is not departed from product, work as Double-ejection
When plate 1 is risen at the corner portion 12 of overhead kick seat 10, the corner inclined-plane 15 on voussoir 14 is bonded and along corner portion with corner portion 12
12 chamfering sliding, is retracted into Double-ejection plate 1 after overcoming the elastic force of spring 13, so that it is detached from overhead kick and voussoir, it is secondary
Liftout plate 1 is not rising, and when 6 technology of mandril rises, pushes product and back-off forming part 3 to be detached from, as mandril 6 is once rising
Can not make to be buckled to forming part 3 and product in the process and be detached from, then straight top plate can be declined again, make overhead kick again with voussoir hook joint,
Above-mentioned movement is carried out again, it is repeated multiple times, it can reach product stripping.
In the present embodiment, the first step is to realize that product and type core demould, and second step realizes product and back-off forming part 3 again
Demoulding, therefore the knockout press of product is decomposed, to place directly demoulding and the back-off position of product is caused to be pulled.
It is set in voussoir 14 there are two the spring retention chamber 22 for being used for putting spring 13, each spring retention chamber 22 is interior to be equipped with one
A spring 13,13 both ends of spring bear against voussoir 14 and Double-ejection plate 1.
There are two springs 13, and along 14 center line symmetrical setting of voussoir, can play the role of elastic force uniformly.
As shown in connection with fig. 3, overhead kick seat 10 is equipped with two guide ribs 16 being parallel to each other, and is formed between two guide ribs 16
The sliding slot 17 to match with overhead kick 11, overhead kick 11 are inserted into sliding slot 17 and are slidably connected with 17 inner wall of sliding slot, every guide ribs
16 end is equipped with a corner portion 12.
17 sliding along the chute of overhead kick 11, realizes and is positioned.11 bottom of overhead kick is equipped with the overhead kick to match with voussoir 14
Portion 18,18 upper surface face of overhead kick portion are plane, and lower surface is cambered surface, which can cooperate with corner inclined-plane 15, to make down
Hook part 18 is oppressed voussoir during decline and is entered in Double-ejection plate 1, is attached overhead kick portion 18 with voussoir.
Back-off positioning seat 19 is equipped in type core 7, back-off curved lever 2 enters in back-off positioning seat 19 simultaneously after passing through template 8
It is flexibly connected with back-off positioning seat 19.On the one hand back-off positioning seat plays the role of the radial positioning to back-off curved lever 2, another party
Face also acts as the effect in molding back-off portion.
Specifically, it is buckled at the top of positioning seat 19 and is equipped with several back-off grooves 20 for extending type core 7, the back-off
Extend outside back-off positioning seat 19 at the top of forming part 3, the side wall of back-off forming part 3 is equipped with to be corresponded with back-off groove 20
Back-off groove strip of paper used for sealing 21.Back-off item is formed after being buckled to a groove 20 and the cooperation of back-off groove strip of paper used for sealing 21.
When the utility model at work, need to connect the power mandril 100 on injection molding machine, power mandril 100 passes through secondary
Straight top plate 5 is connected after liftout plate 1, directly provides the power of up and down motion for straight top plate 5, and when straight top plate 5 rises, overhead kick 11 is drawn
Firmly voussoir 14, to make Double-ejection plate 1 is synchronous to rise, applicant has in front elaborated the working principle,
Details are not described herein again.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application.
Although herein more using Double-ejection plate 1, back-off curved lever 2, back-off forming part 3, elastic wedge assemblies 4,
Straight top plate 5, mandril 6, type core 7, template 8, overhead kick slide block assembly 9, overhead kick seat 10, overhead kick 11, corner portion 12, spring 13, voussoir
14, corner inclined-plane 15, guide ribs 16, sliding slot 17, overhead kick portion 18, back-off positioning seat 19, back-off groove 20, back-off groove strip of paper used for sealing
21, the terms such as spring retention chamber 22, power mandril 100, but it does not exclude the possibility of using other terms.Use these terms
Just for the sake of being more convenient to describe and explain the essence of the utility model, it is construed as any additional limitation all
It is contrary to the spirit of the present invention.
Claims (6)
1. a kind of injection mould is anti-to pull secondary ejecting mechanism, including the back-off curved lever (2) being fixed on Double-ejection plate (1),
It is equipped with back-off forming part (3) at the top of the back-off curved lever (2), elastic voussoir group is equipped in the Double-ejection plate (1)
Part (4) is equipped with straight top plate (5) on Double-ejection plate (1), is connected with several mandrils (6) on the straight top plate (5), special
Sign is that the back-off curved lever (2) is inserted into type core (7), and the type core (7) is fixed on template (8), template
(8) it is located above straight top plate (5), described straight top plate (5) side is fixed with overhead kick slide block assembly (9), and overhead kick slide block assembly
(9) position is corresponding with elastic wedge assemblies (4) position, and the overhead kick slide block assembly (9) includes fixed with bottom plate (101)
The overhead kick seat (10) of connection, bottom plate (101) is located at below Double-ejection plate, and the overhead kick being fixedly connected with straight top plate (5)
(11), corner portion (12) are equipped at the top of the overhead kick seat (10), the elastic wedge assemblies (4) include being located at Double-ejection
Spring (13) in plate (1), and interior and connecting spring (13) the voussoir (14) positioned at Double-ejection plate (1), the voussoir
(14) one end close to overhead kick seat (10) is equipped with the corner inclined-plane (15) to match with corner portion (12).
2. injection mould according to claim 1 is anti-to pull secondary ejecting mechanism, which is characterized in that the overhead kick seat (10)
Two guide ribs (16) being parallel to each other are equipped with, form the sliding slot to match with overhead kick (11) between two guide ribs (16)
(17), overhead kick (11) is inserted into sliding slot (17) and is slidably connected with sliding slot (17) inner wall, and the end of every guide ribs (16) is set
There is a corner portion (12).
3. injection mould according to claim 1 is anti-to pull secondary ejecting mechanism, which is characterized in that overhead kick (11) bottom is equipped with
The overhead kick portion (18) to match with voussoir (14).
4. injection mould according to claim 1 is anti-to pull secondary ejecting mechanism, which is characterized in that in the type core (7)
Equipped with back-off positioning seat (19), back-off curved lever (2) enters in back-off positioning seat (19) and fixed with back-off after template (8)
Position seat (19) is flexibly connected.
5. injection mould according to claim 4 is anti-to pull secondary ejecting mechanism, which is characterized in that the back-off positioning seat
(19) top is equipped with several back-off grooves (20) for extending type core (7), extends at the top of the back-off forming part (3)
It is buckled to positioning seat (19) outside, the side wall of back-off forming part (3) is equipped with to be sealed with the one-to-one back-off groove of back-off groove (20)
Item (21).
6. injection mould according to claim 1 is anti-to pull secondary ejecting mechanism, which is characterized in that in the voussoir (14)
If being equipped with a spring in each spring retention chamber (22) there are two the spring retention chamber (22) for being used for putting spring (13)
(13), spring (13) both ends bear against voussoir (14) and Double-ejection plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821947688.4U CN209207983U (en) | 2018-11-23 | 2018-11-23 | Injection mould is anti-to pull secondary ejecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821947688.4U CN209207983U (en) | 2018-11-23 | 2018-11-23 | Injection mould is anti-to pull secondary ejecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209207983U true CN209207983U (en) | 2019-08-06 |
Family
ID=67461189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821947688.4U Expired - Fee Related CN209207983U (en) | 2018-11-23 | 2018-11-23 | Injection mould is anti-to pull secondary ejecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209207983U (en) |
-
2018
- 2018-11-23 CN CN201821947688.4U patent/CN209207983U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 318000 Houyao Industrial Zone, Beiyang Town, Huangyan District, Taizhou City, Zhejiang Province Patentee after: Zhejiang Ouwei Furniture Co.,Ltd. Address before: 318000 Houyao Industrial Zone, Beiyang Town, Huangyan District, Taizhou City, Zhejiang Province Patentee before: TAIZHOU OUWEI FURNITURE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |