CN205631284U - Fine and closely woven net of large -scale injection mould part ejection mechanism - Google Patents
Fine and closely woven net of large -scale injection mould part ejection mechanism Download PDFInfo
- Publication number
- CN205631284U CN205631284U CN201620373466.0U CN201620373466U CN205631284U CN 205631284 U CN205631284 U CN 205631284U CN 201620373466 U CN201620373466 U CN 201620373466U CN 205631284 U CN205631284 U CN 205631284U
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- plate
- liftout plate
- power part
- closely woven
- meshing
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Abstract
The utility model belongs to the technical field of injection mold and specifically relates to a fine and closely woven net of large -scale injection mould part ejection mechanism. It includes: base, mould foot, movable mould board, mainly insert, down liftout plate, power, go up liftout plate and spring, fixed being provided with ejector pin on the lower liftout plate, the upwards slip of the relative power of power piece can be followed to the liftout plate down, and a power range that relative base reciprocated is H2, going up and fixedly on the liftout plate being provided with a plurality of little ejector pins, the top looks rigid coupling of liftout plate and power is gone up to little ejector pin and movable mould board and the main sliding connection that inserts, goes up the range that the relative movable mould board of liftout plate reciprocated and is H3, the range of liftout plate rebound is H1 down, H1 is greater than H2 and is greater than H3. The ejection stroke of the little ejector pin of its net part can be very little, little ejector pin length can shorten greatly, and the amount of deflection diminishes, ejecting process non -deformable, the problem of the ejecting force of net part uneven is solved.
Description
Technical field
This utility model relates to injection mold field, especially a kind of fine and closely woven grid of Large Injection Mold
Part ejecting mechanism.
Background technology
Generally, large injection mold to eject distance the biggest, when having greatly in product
During the fine and closely woven grid of sheet, can only arrange the diameter push rod less than 2mm, the layout of push rod is more tired
Difficulty, traditional ejecting structure is to use the elongated push rod lengthened, and on the one hand increases die cost,
On the one hand stroke is relatively big, the flexible deformation of push rod, and another further aspect exists that ejecting force is unbalanced asks
Topic, product appearance quality is impacted.
Utility model content
This utility model aims to solve the problem that the problems referred to above, it is provided that a kind of fine and closely woven grid of Large Injection Mold
Part ejecting mechanism, the ejection stroke of the little push rod of its meshing can be the least；Little push rod length
Being substantially shorter, amount of deflection diminishes, and ejection process is unlikely to deform；Solve meshing ejecting force
Unbalanced problem, its technical scheme used is as follows:
A kind of Large Injection Mold fine and closely woven meshing ejecting mechanism, it is characterised in that including:
Base；
Mould foot, it is fixed on base；
Moving platen, it is fixed on mould foot and is positioned at the top of base；
Main insert, it is fixed on moving platen；
Lower liftout plate, it is fixedly installed push rod, and described push rod top is butted on large-scale injection and produces
On product；
Power part, described lower liftout plate is slidably connected with power part, and described power part is slidably connected with base
And the range that respect thereto moves up and down is H2, described power part has can with under eject
Plate is had an effect the forced section of power, and described lower liftout plate is upper and lower along power part under the driving of injection machine
Motion, described lower liftout plate along power part move upward time, between power part and lower liftout plate without effect
Power；Described lower liftout plate along power part move downward time, can be power by means of liftout plate under forced section
Part provides a downward active force；
Upper ejector plate, it is fixedly installed some little push rods, and described little push rod passes dynamic model
Plate and the slideway of main insert are also slidably connected with moving platen and main insert, the top of described little push rod
Being butted on the fine and closely woven meshing of large-scale injecting products, described upper ejector plate is solid mutually with the top of power part
Connecing, described upper ejector plate is H3 relative to the range that moving platen moves up and down；
For the spring to power part offer one elastic force back up；
The range that described lower liftout plate moves up is H1；
Described H1 is more than H2 and more than H3.
On the basis of technique scheme, described base has the first shoulder hole, described first
Backing plate it has been connected by screw at shoulder hole；The basal sliding of described power part is connected to the of base
In one shoulder hole, the bottom of described power part is formed with the shaft shoulder, and its range upwards is by first
The step surface of shoulder hole carries out spacing by the backstop shaft shoulder, and downward range is by backing plate backstop
Spacing；Described spring is arranged between bottom and the backing plate of power part.
On the basis of technique scheme, the bottom of described moving platen offers groove, described on
Liftout plate is arranged in groove, and the ultimate range of described upper ejector plate end face to the top of groove is
H3。
On the basis of technique scheme, described groove has been connected by screw cover plate, described
Upper ejector plate is positioned at the top of cover plate.
On the basis of technique scheme, described power part is mainly by contour screw and spring housing group
Become, the head of described contour screw and spring housing Joint；Is offered on described lower liftout plate
Two shoulder holes, the head of described contour screw is arranged in the second shoulder hole of lower liftout plate, its
Screw rod through lower liftout plate and is slidably connected with lower liftout plate；The end of the screw rod of described contour screw
End is threadeded with upper ejector plate, and described spring housing is arranged in the second shoulder hole of lower liftout plate
And be slidably connected with lower liftout plate, the head of described contour screw and/or spring housing are to second-order
Ladder hole forms backstop, and described spring is arranged in spring housing.
On the basis of technique scheme, described lower liftout plate is mainly ejected base plate and by first
One liftout plate composition, described first ejects base plate and the first liftout plate Joint；Described second-order
Ladder hole is opened on the first liftout plate.
On the basis of technique scheme, described upper ejector plate is mainly ejected base plate and by second
Two liftout plate compositions, the end of the screw rod of described contour screw and second ejects base plate and is connected,
Described little push rod is arranged on the second liftout plate.
On the basis of technique scheme, the end face of described lower liftout plate is provided with eject spacing
Block, the ultimate range of the end face of described ejecting limit block to moving platen bottom surface is H1.
On the basis of technique scheme, described H2 is equal to H3.
This utility model has the advantage that the ejection stroke of the little push rod of meshing can be very
Little；Little push rod length is substantially shorter amount of deflection and diminishes, and ejection process is unlikely to deform；Solve net
The unbalanced problem of lattice part ejecting force.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art,
The accompanying drawing used required in embodiment or description of the prior art will be briefly described below.
It should be evident that the accompanying drawing in describing below is only a kind of embodiment of the present utility model, right
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Extend according to the accompanying drawing provided and obtain other enforcement accompanying drawing.
The structural representation of Fig. 1: embodiment 1；
The structural representation of Fig. 2: embodiment 2 original state；
Fig. 3: embodiment 2 eject for the first time after structural representation；
Fig. 4: embodiment 2 second time eject after structural representation；
Detailed description of the invention
The utility model is described in further detail with example below in conjunction with the accompanying drawings:
Of the present utility model embodiment is described below in detail, and the example of described embodiment is in the accompanying drawings
Illustrating, the most same or similar label represents same or similar element or has
The element of same or like function.The embodiment described below with reference to accompanying drawing is exemplary
, it is only used for explaining this utility model, and it is not intended that to restriction of the present utility model.
In description of the present utility model, it should be noted that term " on ", D score, " left ",
" right " etc. instruction orientation or position relationship be based on position relationship shown in the drawings, be only for
Be easy to describe this utility model and simplifying describe rather than instruction or the device of hint indication or
Element must have specific orientation, with specific azimuth configuration and operation, be not understood that
For to restriction of the present utility model.Additionally, term " first ", " second " are only used for describing mesh
, and it is not intended that indicate or hint relative importance.
Embodiment 1
As it is shown in figure 1, a kind of Large Injection Mold fine and closely woven meshing ejecting mechanism, its feature exists
In, including:
Base 16；
Mould foot 1, it is fixed on base 16；
Moving platen 4, it is fixed on mould foot 1 and is positioned at the top of base 16；
Main insert 5, it is fixed on moving platen 4；
Lower liftout plate 30, it is fixedly installed push rod 7, and described push rod 7 top is butted on large-scale
On injecting products 20；
Power part 100, described lower liftout plate 30 is slidably connected with power part 100, described power part 100
It is slidably connected with base 16 and range that respect thereto 16 moves up and down is H2, described
Have on power part 100 and can have an effect the forced section of power with lower liftout plate 30, described under eject
Plate 30 moves up and down along power part 100 under the driving of injection machine, and described lower liftout plate 30 is along power
When part 100 moves upward, without active force between power part 100 and lower liftout plate 30；Under described
Liftout plate 30 along power part 100 move downward time, can be power by means of liftout plate under forced section 30
Part 100 provides a downward active force；
Upper ejector plate 90, it is fixedly installed some little push rods 6, and described little push rod 6 is worn
Cross moving platen 4 and the slideway of main insert 5 and be slidably connected with moving platen 4 and main insert 5, sliding
Road can produce supporting role to little push rod 6, reduces the amount of deflection of little push rod 6 further, reduces it
The deformation occurred in ejection process, the top of described little push rod 6 is butted on large-scale injecting products 20
Fine and closely woven meshing, the top Joint of described upper ejector plate 90 and power part 100, described
The range that the relative moving platen 4 of upper ejector plate 90 moves up and down is H3；
For providing the spring 13 of an elastic force back up to power part 100；
The range that described lower liftout plate 30 moves up is H1；
Described H1 is more than H2 and more than H3.
Being advisable more than the diameter of little push rod 6 with the diameter of push rod 7, little push rod 6 mainly peaks at carefully
Fine grid part, and push rod 7 preferably peaks at non-fine and closely woven meshing, longer row to be walked by push rod 7
Journey, the diameter of push rod 7 is relatively thick, so can make full use of the rigidity of push rod 7, make push rod 7
The minor diameter of big rigidity and little push rod 6 produces synergism.
On the basis of technique scheme, described base 16 has the first shoulder hole 16a,
It has been connected by screw backing plate 12 at described first shoulder hole 16a；The end of described power part 100
Portion is slidably connected in the first shoulder hole 16a of base 16, the bottom shape of described power part 100
Becoming to have the shaft shoulder, its range upwards is passed through backstop axle by the step surface of the first shoulder hole 16a
It is spacing by backing plate 12 backstop that shoulder carries out spacing, downward range；Described spring 13 is arranged
Between the bottom of power part 100 and backing plate 12.
Embodiment 2
As shown in Figures 2 to 4, on the basis of embodiment 1, it is preferred that described moving platen
The bottom of 4 offers groove 4a, and described upper ejector plate 90 is arranged in groove 4a, described on
Liftout plate 90 end face is H3 to the ultimate range at the top of groove 4a.
Preferably, cover plate 10, described upper ejector plate it have been connected by screw at described groove 4a
90 tops being positioned at cover plate 10.
Preferably, described power part 100 is mainly made up of contour screw 11 and spring housing 14, institute
State head and spring housing 14 Joint of contour screw 11；Offer on described lower liftout plate 30
The second shoulder hole 3a, the head of described contour screw 11 is had to be arranged at the of lower liftout plate 30
In two shoulder hole 3a, its screw rod through lower liftout plate 30 and is slidably connected with lower liftout plate 30；
The end of the screw rod of described contour screw 11 is threadeded with upper ejector plate 90, described spring housing
14 are arranged in the second shoulder hole 3a of lower liftout plate 30 and are slidably connected with lower liftout plate 30,
Head and/or the spring housing 14 of described contour screw 11 form backstop to the second shoulder hole 3a,
Described spring 13 is arranged in spring housing 14.
Preferably, described lower liftout plate 30 is mainly ejected base plate 2 and the first liftout plate by first
3 compositions, described first ejects base plate 2 and the first liftout plate 3 Joint；Described second ladder
Hole 3a is opened on the first liftout plate 3.
Preferably, described upper ejector plate 90 is mainly ejected base plate 9 and the second liftout plate by second
8 compositions, the end and second of the screw rod of described contour screw 11 ejects base plate 9 and is connected,
Described little push rod 6 is arranged on the second liftout plate 8.
Further, the end face of described lower liftout plate 30 is provided with ejecting limit block 15, described
The end face of ejecting limit block 15 is H1 to the ultimate range of moving platen 4 bottom surface.
Further, described H2 is equal to H3.Little push rod 6 eject distance for H2 and H3
The numerical value that in both, numerical value is less, i.e. H2 is less than H3, and the distance that ejects of the least push rod 6 is
H2, if H3 is less than H2, little push rod 6 eject distance for H3, certain H2 and H3 also may be used
With equal, the distance that ejects of the least push rod 6 is H2.
When ejecting, lower liftout plate 30 jack-up, spring housing upsprings under the effect of compression spring,
Make contour screw be synchronized with the movement, drive upper ejector plate 90 to complete the action that ejects of little push rod, top
Going out distance when reaching H2, upper ejector plate 90 is limited stop motion by groove 4a top；Under
Liftout plate 30 continues upper shifting, and push rod completes to eject action.
During matched moulds, push rod resets with lower liftout plate 30, and contour screw is at lower liftout plate 30
Effect under upper ejector plate 90 is haled reset, simultaneously by spring compression reset.
The most by way of example this utility model is illustrated, but this utility model is not limited to
Above-mentioned specific embodiment, all any changes done based on this utility model or modification belong to this
The scope that utility model is claimed.
Claims (9)
1. a Large Injection Mold fine and closely woven meshing ejecting mechanism, it is characterised in that including:
Base (16)；
Mould foot (1), it is fixed on base (16)；
Moving platen (4), it is fixed on mould foot (1) and is positioned at the top of base (16)；
Main insert (5), it is fixed on moving platen (4)；
Lower liftout plate (30), it is fixedly installed push rod (7), described push rod (7) top
It is butted on large-scale injecting products (20)；
Power part (100), described lower liftout plate (30) is slidably connected with power part (100), institute
State power part (100) and base (16) to be slidably connected and respect thereto (16) moves up and down
Range is H2, described power part (100) has and can make with lower liftout plate (30)
Forced section firmly, described lower liftout plate (30) under the driving of injection machine along power part (100)
Move up and down, described lower liftout plate (30) along power part (100) move upward time, power part (100)
And without active force between lower liftout plate (30)；Described lower liftout plate (30) is along power part (100)
When moving downward, can be that power part (100) provides one by means of liftout plate under forced section (30)
Downward active force；
Upper ejector plate (90), it is fixedly installed some little push rods (6), described little top
Bar (6) through moving platen (4) and the slideway of main insert (5) and with moving platen (4) and leading
Insert (5) is slidably connected, and the top of described little push rod (6) is butted on large-scale injecting products (20)
Fine and closely woven meshing, the top Joint of described upper ejector plate (90) and power part (100),
Described upper ejector plate (90) range that moving platen (4) moves up and down relatively is H3；
For the spring (13) to power part (100) offer one elastic force back up；
The range that described lower liftout plate (30) moves up is H1；
Described H1 is more than H2 and more than H3.
A kind of Large Injection Mold fine and closely woven meshing ejector the most according to claim 1
Structure, it is characterised in that: there is on described base (16) the first shoulder hole (16a), described
One shoulder hole (16a) place has been connected by screw backing plate (12)；Described power part (100)
Basal sliding is connected in first shoulder hole (16a) of base (16), described power part (100)
Bottom be formed with the shaft shoulder, its range upwards is by the step of the first shoulder hole (16a)
Face carries out spacing by the backstop shaft shoulder, and downward range is spacing by backing plate (12) backstop；
Described spring (13) is arranged between the bottom of power part (100) and backing plate (12).
A kind of fine and closely woven meshing of Large Injection Mold the most according to claim 1 and 2 ejects
Mechanism, it is characterised in that: the bottom of described moving platen (4) offers groove (4a), described
Upper ejector plate (90) is arranged in groove (4a), and described upper ejector plate (90) end face is to recessed
The ultimate range at the top of groove (4a) is H3.
A kind of Large Injection Mold fine and closely woven meshing ejector the most according to claim 3
Structure, it is characterised in that: described groove (4a) place has been connected by screw cover plate (10), institute
State upper ejector plate (90) and be positioned at the top of cover plate (10).
A kind of fine and closely woven meshing of Large Injection Mold the most according to claim 1 and 2 ejects
Mechanism, it is characterised in that: described power part (100) is main by contour screw (11) and spring
Set (14) composition, the head of described contour screw (11) and spring housing (14) Joint；
The second shoulder hole (3a), described contour screw (11) is offered on described lower liftout plate (30)
Head be arranged in second shoulder hole (3a) of lower liftout plate (30), its screw rod passes down
Liftout plate (30) and being slidably connected with lower liftout plate (30)；Described contour screw (11)
The end of screw rod is threadeded with upper ejector plate (90), and described spring housing (14) is arranged at down
It is slidably connected in second shoulder hole (3a) of liftout plate (30) and with lower liftout plate (30),
The head of described contour screw (11) and/or spring housing (14) are to the second shoulder hole (3a)
Forming backstop, described spring (13) is arranged in spring housing (14).
A kind of Large Injection Mold fine and closely woven meshing ejector the most according to claim 5
Structure, it is characterised in that: described lower liftout plate (30) mainly by first eject base plate (2) and
First liftout plate (3) forms, and described first ejects base plate (2) and the first liftout plate (3)
Joint；Described second shoulder hole (3a) is opened on the first liftout plate (3).
A kind of Large Injection Mold fine and closely woven meshing ejector the most according to claim 5
Structure, it is characterised in that: described upper ejector plate (90) mainly by second eject base plate (9) and
Second liftout plate (8) forms, the end of the screw rod of described contour screw (11) and the second top
Going out base plate (9) to be connected, described little push rod (6) is arranged on the second liftout plate (8).
A kind of Large Injection Mold fine and closely woven meshing ejector the most according to claim 1
Structure, it is characterised in that: it is provided with ejecting limit block (15) on the end face of described lower liftout plate (30),
The end face of described ejecting limit block (15) is H1 to the ultimate range of moving platen (4) bottom surface.
A kind of Large Injection Mold fine and closely woven meshing ejector the most according to claim 1
Structure, it is characterised in that: described H2 is equal to H3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620373466.0U CN205631284U (en) | 2016-04-28 | 2016-04-28 | Fine and closely woven net of large -scale injection mould part ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620373466.0U CN205631284U (en) | 2016-04-28 | 2016-04-28 | Fine and closely woven net of large -scale injection mould part ejection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205631284U true CN205631284U (en) | 2016-10-12 |
Family
ID=57061642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620373466.0U Withdrawn - After Issue CN205631284U (en) | 2016-04-28 | 2016-04-28 | Fine and closely woven net of large -scale injection mould part ejection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205631284U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105751450A (en) * | 2016-04-28 | 2016-07-13 | 青岛华涛汽车模具有限公司 | Ejection mechanism for fine grid part of large injection mold |
| CN112549468A (en) * | 2021-02-22 | 2021-03-26 | 宁波均胜群英汽车系统股份有限公司 | Driving device and injection mold ejection mechanism |
-
2016
- 2016-04-28 CN CN201620373466.0U patent/CN205631284U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105751450A (en) * | 2016-04-28 | 2016-07-13 | 青岛华涛汽车模具有限公司 | Ejection mechanism for fine grid part of large injection mold |
| CN112549468A (en) * | 2021-02-22 | 2021-03-26 | 宁波均胜群英汽车系统股份有限公司 | Driving device and injection mold ejection mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161012 Effective date of abandoning: 20171128 |