CN206999547U - A kind of center needle fixation device of injection forming mold - Google Patents
A kind of center needle fixation device of injection forming mold Download PDFInfo
- Publication number
- CN206999547U CN206999547U CN201720914689.8U CN201720914689U CN206999547U CN 206999547 U CN206999547 U CN 206999547U CN 201720914689 U CN201720914689 U CN 201720914689U CN 206999547 U CN206999547 U CN 206999547U
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- Prior art keywords
- fixed
- plate
- fixed block
- center pin
- pressing plate
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Abstract
The utility model provides a kind of center needle fixation device of injection forming mold,Including center pin,Lengthen seat,Ejector sleeve,Fixed plate,Fixed block,Pressing plate and cover plate,Lengthening seat includes lengthening seat body,T-slot,And hollow slots,T-slot is positioned at an end for lengthening seat body,Hollow slots set along the length direction for lengthening seat body and through lengthening seat bodies,Center pin is installed through hollow slots and T-slot,The bottom of ejector sleeve is fixed in T-slot,Center pin passes through ejector sleeve,Fixed plate has fixed plate through hole,Fixed plate is fixed on another end for lengthening seat by fixed plate through hole,Fixed block includes fixed block body,Fixed block through hole and fixed block mounting groove,Pressing plate is placed in fixed block through hole,Center pin passes through pressing plate through hole,Cover plate is placed in fixed block mounting groove,Pressing plate is fixed on cover plate,The end of center pin is fixed by the cooperation of pressing plate and cover plate.The utility model saves space, is not susceptible to interfere, is easy to be stripped.
Description
Technical field
A kind of mould emptier of injection forming mold is the utility model is related to, relates more specifically to the one of automobile decoration piece product
The center needle fixation device of kind injection forming mold.
Background technology
Fig. 1 is the schematic perspective view of the automobile decoration piece product with BOSS post features according to prior art, can by Fig. 1
Know, the moulding of automobile decoration piece product 1 of the prior art is increasingly sophisticated, and one of them is important to be characterized in thering is several BOSS
Post 2.
Fig. 2 is the mounting structure in injection molding according to the automobile decoration piece product with BOSS post features of prior art
Schematic cross-section, Fig. 3 is the partial enlarged drawing according to Fig. 2 center pin and the section of BOSS posts, from Fig. 2 combination Fig. 3,
For the automobile decoration piece product 1 with BOSS posts 2, its in injection molding, the cooperation of generally use center pin 3 and ejector sleeve 4 with
Realize the demoulding of injecting products, specifically, ejector sleeve 4 is installed in the push pedal 6 of mould through dynamic model 5, center pin 3 through push pedal 6,
Dynamic model 5 and ejector sleeve 4, the bottom of center pin 3 are fixed on Bottom clamp plate 7, and the top of center pin 3 is inserted after passing through ejector sleeve 4
The inside of BOSS posts 2 is for formation BOSS posts during injection molding.After the shaping of automobile decoration piece product 1, push pedal 6 will drive ejector sleeve
4 motions upwards, center pin 3 are kept fixing, and the top of ejector sleeve 4 is withstood BOSS posts and produced automobile decoration piece with the motion with dynamic model 5
Product 1 eject, and realize the demoulding.However, as the integrated level more and more higher of current automobile decoration piece product, function, design requirement are more next
It is more, this kind of structure the demoulding when due to needing to run through whole dynamic model, easily by various on mould size, height and product
The influence of the combination arrangement of core-drawing demoulding mechanism so that the grade part of ejector sleeve 4 is tended to the tilted footstock on periphery or push rod etc.
Mold component interferes, cause to be difficult to be laid out, adjust or be stripped not smoothly, the problems such as can not installing, be inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of center needle fixation device of injection forming mold, so as to solve existing skill
The mould in injection of the automobile decoration piece product with BOSS post features is difficult to be laid out and is stripped ill problem in art.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is to provide a kind of center of injection forming mold
Needle fixation device, the center needle fixation device include：Center pin；Lengthen seat, the lengthening seat includes lengthening seat body, T-shaped
Groove and hollow slots, wherein, the lengthening seat body is in cylinder, and the T-slot is positioned at an end of the lengthening seat body
Portion, the hollow slots along it is described lengthening seat body length direction set and through it is described lengthening seat body, the T-slot with
The hollow slots connection, the center pin are installed through the hollow slots and the T-slot；Ejector sleeve, the ejector sleeve is cylindrical,
The bottom of the ejector sleeve is fixed in the T-slot, and the center pin passes through the ejector sleeve；Fixed plate, the fixed plate have
Fixed plate through hole, the fixed plate are fixed on another end of the lengthening seat by the fixed plate through hole；Fixed block, institute
State fixed block and run through the fixation including fixed block body, fixed block through hole and fixed block mounting groove, the fixed block through hole
Block body, the fixed block through hole connect with the fixed block mounting groove；Pressing plate, the pressing plate have pressing plate through hole, the pressure
Plate is placed in the fixed block through hole, and the center pin passes through the pressing plate through hole；And cover plate, the cover plate are placed in institute
State in fixed block mounting groove, the pressing plate is fixed on the cover plate, the end of the center pin by the pressing plate with it is described
The cooperation of cover plate is fixed.
Center pin includes center pin body and center pin base, and the center pin body is cylinder, the center pin
The diameter that base is fixed on the end of the center pin body and the center pin base is more than the diameter of center pin body, described
The base of center pin is fixed between the pressing plate and the cover plate.
Lengthening seat also includes the lengthening seat bottom plate positioned at the lengthening seat body bottom, and the diameter of the lengthening seat bottom plate is big
In the diameter of the lengthening seat body.
T-slot extends along the inside of the central axis of the lengthening seat body to the lengthening seat body in the vertical,
The T-slot is in the horizontal along the table perpendicular to the direction of the central axis for lengthening seat body from the lengthening seat body
Extend towards inside.
Ejector sleeve includes ejector sleeve body and ejector sleeve bottom plate, and the ejector sleeve body is cylindrical, and the ejector sleeve bottom plate is positioned at described
The end of ejector sleeve body, direction of the ejector sleeve bottom plate along the axis perpendicular to the ejector sleeve body is from the ejector sleeve body
Surface stretches out.
Fixed block bolt is additionally provided with fixed block.
Pressing plate is provided at both ends with follower bolt hole.
Cover plate includes cover board body and cover plate bolt, and the cover plate bolt is fixed on the both ends of the cover board body, institute
Cover plate is stated to be fixed in the fixed block mounting groove of the fixed block by the cover plate bolt.
The bottom of pressing plate also has pressing plate shrinkage pool, and the diameter of the pressing plate shrinkage pool is more than the diameter of the center pin base,
The diameter of the center pin base is more than the diameter of the pressing plate through hole, and the center pin base is fixed on the pressing plate shrinkage pool
It is interior.
The length of hollow slots is more than the length of the center pin.
The center needle fixation device of injection forming mold provided by the utility model, by the installation position for changing center pin
Put, reduce the space-consuming of center needle fixation device in a mold, without take mould from below push pedal to Bottom clamp plate it
Between space, be advantageous to the simplification of overall ejecting mechanism, center pin is run through whole dynamic model when avoiding the demoulding, add mould
The flexible space of design so that the combination arrangement of various core-drawing demoulding mechanisms is more polynary on mould size, height and product
Change, be more suitable for complex designing and the higher large-scale injecting products of integrated level, while the part such as ejector sleeve is not easy and perimeter die portion
Part interferes, and reduces the risk that the elongated members such as ejector sleeve, center pin fracture, easy to use.
Brief description of the drawings
Fig. 1 is the schematic perspective view according to the automobile decoration piece product with BOSS post features of prior art；
Fig. 2 is the mounting structure in injection molding according to the automobile decoration piece product with BOSS post features of prior art
Schematic cross-section；
Fig. 3 is the partial enlarged drawing according to Fig. 2 center pin and the section of BOSS posts；
Fig. 4 is illustrated according to the three-dimensional of center needle fixation device of the injection forming mold of the utility model one embodiment
Figure；
Fig. 5 is the exploded perspective view according to the center needle fixation device of Fig. 4 injection forming mold；
Fig. 6 is the biopsy cavity marker devices schematic diagram according to the center needle fixation device of Fig. 4 injection forming mold；
Fig. 7 is the scheme of installation according to the center needle fixation device of Fig. 4 injection forming mold.
Embodiment
Below in conjunction with specific embodiment, the utility model is described further.It should be understood that following examples are only used for
Bright the utility model is not for limitation the scope of the utility model.
Fig. 4 is to be shown according to the solid of the center needle fixation device of the injection forming mold of one embodiment of the present utility model
It is intended to, Fig. 5 positions are according to the exploded perspective view of the center needle fixation device of Fig. 4 injection forming mold, from Fig. 4 combination Fig. 5,
The center needle fixation device of injection forming mold provided by the utility model, including center pin 11, lengthen seat 12, be ejector sleeve 13, solid
Fixed board 14, fixed block 15, pressing plate 16 and cover plate 17, wherein, center pin 11 includes center pin body 111 and center pin base
112, center pin body 111 is elongated cylinder, and center pin base 112 is fixed on the end of center pin body 111 and center
The diameter of pin base 112 is more than the diameter of center pin body 111；Lengthening seat 12 includes lengthening seat body 121, T-slot 122, engraves
Dead slot 123 and lengthening seat bottom plate 124, lengthening seat body 121 is cylindrical, lengthens seat body 121 and top end is provided with T
Type groove 122, T-slot 122 extend along the central axis for lengthening seat body 121 to the inside for lengthening seat body 121 in the vertical,
T-slot 122 in the horizontal along perpendicular to lengthen seat body 121 central axis direction from lengthen seat body 121 surface
Extend inward, hollow slots 123 are along the central axial direction extension for lengthening seat body 121 and in the horizontal through lengthening seat sheet
Body 121, penetrated between hollow slots 123 and T-slot 122, lengthen seat bottom plate 124 positioned at the bottom and lengthening for lengthening seat body 121
The diameter of seat bottom plate 124 is more than the diameter for lengthening seat body 121；Ejector sleeve 13 includes ejector sleeve body 131 and ejector sleeve bottom plate 132, department
Cylinder body 131 is in elongated cylindrical shape, and ejector sleeve bottom plate 132 is located at the end of ejector sleeve body 131, and ejector sleeve bottom plate 132 is along vertical
Stretch out in the direction of the axis of ejector sleeve body 131 from the surface of ejector sleeve body 131；Fixed plate 14 includes fixed plate body
141st, fixed plate through hole 142 and bolt of fixing plate 143, fixed plate body 141 are tabular, the center of fixed plate body 141
Place is provided with several bolt of fixing plates 143 formed with fixed plate through hole 142, the edge of fixed plate 141；Fixed block 15 includes
Fixed block body 151, fixed block through hole 152, fixed block mounting groove 153 and fixed block bolt 154, fixed block 15 are in cube
Shape, the fixed block through hole 152 being provided through at the center of fixed block 15, the bottom of fixed block 15 is provided with fixed block mounting groove
151, fixed block mounting groove 151 and fixed block through hole 152 are mutually communicated, and the corner of fixed block 15 is additionally provided with fixed block bolt
154；Pressing plate 16 is also in cubic shaped, and the center of pressing plate 16 has the pressing plate through hole 161 run through, and pressing plate 16 is provided at both ends with
Follower bolt hole 162；Cover plate 17 includes cover board body 171 and cover plate bolt 172, and cover plate bolt 172 is fixed on cover board body
171 both ends.
Fig. 6 is according to the biopsy cavity marker devices schematic diagram of the center needle fixation device of Fig. 4 injection forming mold, is combined by Fig. 6
Fig. 5 understands that the bottom of pressing plate 16 also has pressing plate shrinkage pool 163, and the diameter of pressing plate shrinkage pool 163 is more than the straight of center pin base 112
Footpath, the diameter of center pin base 112 are more than the diameter of pressing plate through hole 161.The installation of center needle fixation device of the present utility model
Relation is as follows, first, lengthens seat 12 through the fixed plate through hole 142 in fixed plate 14, lengthens seat bottom plate 124 against fixed plate 14
Bottom；Ejector sleeve 13 is through the T-slot 122 for lengthening seat 12 and is fixed in T-slot 122, and ejector sleeve bottom plate 132 is stuck in T-slot 122
It is interior；Center pin 11 is through the lengthening hollow slots 123 of seat 12, the pressing plate through hole 161 of pressing plate 16, T-slot 122, ejector sleeve 13 and consolidates
Determine fixed block mounting groove 153, the fixed block through hole 152 of block 15, center pin base 112 is installed on the pressing plate shrinkage pool 163 of pressing plate 16
Interior, pressing plate 16 is fixed on cover plate 17 by the cooperation of bolt and follower bolt hole 162, so as to pass through pressing plate 16 and cover plate 17
Cooperation cause center pin base 112 be firmly fixed in the pressing plate shrinkage pool 163 of pressing plate 16；The top for lengthening seat 123 passes through
The fixed block through hole 152 of fixed block 15, cover plate 17 passes through the hollow slots 123 for lengthening seat 12 together with pressing plate 16, and passes through cover plate
Bolt 172 is fixed in the fixed block mounting groove 153 of fixed block 15, and now, pressing plate 16 is located in fixed block through hole 152.
It is worth noting that, the length of hollow slots 123 is more than the length of center pin 11, otherwise center pin in the utility model
11 smoothly can not install through hollow slots 123；The diameter of the fixed plate through hole 142 of fixed plate 14, which is equal or slightly larger than, lengthens seat
12 diameter for lengthening seat body 121, the diameter of fixed plate through hole 142 are less than the diameter for lengthening seat bottom plate 124, so that plus
Swinging seat 12 can be fixed smoothly through fixed plate 14 and by fixed plate 14；The diameter of the pressing plate through hole 161 of pressing plate 16 is equal to
Or slightly larger than the diameter of center pin body 111 to allow center pin 11 to pass through pressing plate through hole 161；The length of pressing plate 16
The length equal to or less than fixed block through hole 152 is spent to allow pressing plate 16 to be smoothly placed in fixed block through hole 152；Department
The internal diameter of cylinder 13 is equal to or slightly greater than the diameter of center pin body 111 to allow center pin to pass through ejector sleeve 13.
Fig. 7 is according to the scheme of installation of the center needle fixation device of Fig. 4 injection forming mold, as shown in Figure 7, this reality
With it is new when in use, lengthen seat 12 and the top of push pedal 16 be fixed on by fixed plate 14, fixed block 15 passes through fixed block bolt 154
The bottom surface of dynamic model 5 is fixed on, because pressing plate 16 and cover plate 17 are fixed on fixed block 15, therefore, pressing plate 16 and cover plate 17 are also solid
Due to the bottom of dynamic model 5, the BOSS posts 2 of the top of ejector sleeve 13 against automobile decoration piece product 1.After the shaping of automobile decoration piece product 1,
Push pedal 6 drives lengthening seat 12 to move up, and because ejector sleeve 13 is fixed in the T-slot 122 for lengthening seat 12, lengthens seat 12 and pushes away therewith
Dynamic ejector sleeve 13 moves up, and ejector sleeve 13 withstands on BOSS posts 2 and ejects BOSS posts 2, and now, center pin 11 is due to compression plate 16
Constraint with push pedal 17 and be fixed in the bottom of dynamic model 5 and remain stationary as.
Compared with prior art, the center needle fixation device of injection forming mold provided by the utility model, passes through change
The installation site of center pin, reduce the space-consuming of center needle fixation device in a mold, without take mould from push pedal with
Under to the space between Bottom clamp plate, be advantageous to the simplification of overall ejecting mechanism, center pin made when avoiding the demoulding through whole
Dynamic model, add the flexible space of mold design so that the group of various core-drawing demoulding mechanisms on mould size, height and product
Arrangement more diversification is closed, is more suitable for complex designing and the higher large-scale injecting products of integrated level, while the part such as ejector sleeve is not
Easily interfered with perimeter die part, reduce the risk that the elongated members such as ejector sleeve, center pin fracture, it is easy to use.
It is above-described, preferred embodiment only of the present utility model, the scope of the utility model is not limited to, this
Above-described embodiment of utility model can also make a variety of changes.I.e. every claims according to the present utility model application and
Simple, the equivalent changes and modifications that description is made, fall within the claims of the utility model patent.This
The not detailed description of utility model is routine techniques content.
Claims (10)
1. the center needle fixation device of a kind of injection forming mold, it is characterised in that the center needle fixation device includes：
Center pin；
Seat is lengthened, the lengthening seat includes lengthening seat body, T-slot and hollow slots, wherein, the lengthening seat body is in circle
Cylindricality, the T-slot is positioned at an end of the lengthening seat body, length of the hollow slots along the lengthening seat body
Direction sets and connected through the lengthening seat body, the T-slot with the hollow slots, and the center pin passes through the hollow out
Groove and T-slot installation；
Ejector sleeve, the ejector sleeve is cylindrical, and the bottom of the ejector sleeve is fixed in the T-slot, and the center pin is described in
Ejector sleeve；
Fixed plate, the fixed plate have fixed plate through hole, and the fixed plate is fixed on described add by the fixed plate through hole
Another end of swinging seat；
Fixed block, the fixed block include fixed block body, fixed block through hole and fixed block mounting groove, the fixed block through hole
Through the fixed block body, the fixed block through hole connects with the fixed block mounting groove；
Pressing plate, the pressing plate have pressing plate through hole, and the pressing plate is placed in the fixed block through hole, and the center pin passes through institute
State pressing plate through hole；And
Cover plate, the cover plate are placed in the fixed block mounting groove, and the pressing plate is fixed on the cover plate, the center pin
End fixed by the cooperation of the pressing plate and the cover plate.
2. the center needle fixation device of injection forming mold according to claim 1, it is characterised in that the center pin bag
Include center pin body and center pin base, the center pin body is cylinder, the center pin base be fixed on it is described in
The diameter of the end of heart pin body and the center pin base is more than the diameter of center pin body, and the base of the center pin is fixed
Between the pressing plate and the cover plate.
3. the center needle fixation device of injection forming mold according to claim 1, it is characterised in that the lengthening seat is also
Including the lengthening seat bottom plate positioned at the lengthening seat body bottom, the diameter for lengthening seat bottom plate is more than the lengthening seat body
Diameter.
4. the center needle fixation device of injection forming mold according to claim 1, it is characterised in that the T-slot exists
The inside of central axis to the lengthening seat body on longitudinal direction along the lengthening seat body extends, and the T-slot is in transverse direction
On along perpendicular to it is described lengthening seat body central axis direction from it is described lengthening seat body surface extend inward.
5. the center needle fixation device of injection forming mold according to claim 1, it is characterised in that the ejector sleeve includes
Ejector sleeve body and ejector sleeve bottom plate, the ejector sleeve body is cylindrical, and the ejector sleeve bottom plate is located at the end of the ejector sleeve body, institute
Direction of the ejector sleeve bottom plate along the axis perpendicular to the ejector sleeve body is stated from the surface of the ejector sleeve body to stretch out.
6. the center needle fixation device of injection forming mold according to claim 1, it is characterised in that on the fixed block
It is additionally provided with fixed block bolt.
7. the center needle fixation device of injection forming mold according to claim 1, it is characterised in that the two of the pressing plate
End is provided with follower bolt hole.
8. the center needle fixation device of injection forming mold according to claim 1, it is characterised in that the cover plate includes
Cover board body and cover plate bolt, the cover plate bolt are fixed on the both ends of the cover board body, and the cover plate passes through the lid
Crab bolt is fixed in the fixed block mounting groove of the fixed block.
9. the center needle fixation device of injection forming mold according to claim 2, it is characterised in that the bottom of the pressing plate
Portion also has pressing plate shrinkage pool, and the diameter of the pressing plate shrinkage pool is more than the diameter of the center pin base, the center pin base
Diameter is more than the diameter of the pressing plate through hole, and the center pin base is fixed in the pressing plate shrinkage pool.
10. the center needle fixation device of injection forming mold according to claim 1, it is characterised in that the hollow slots
Length be more than the center pin length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720914689.8U CN206999547U (en) | 2017-07-26 | 2017-07-26 | A kind of center needle fixation device of injection forming mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720914689.8U CN206999547U (en) | 2017-07-26 | 2017-07-26 | A kind of center needle fixation device of injection forming mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206999547U true CN206999547U (en) | 2018-02-13 |
Family
ID=61457434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720914689.8U Expired - Fee Related CN206999547U (en) | 2017-07-26 | 2017-07-26 | A kind of center needle fixation device of injection forming mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206999547U (en) |
-
2017
- 2017-07-26 CN CN201720914689.8U patent/CN206999547U/en not_active Expired - Fee Related
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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: 20180213 Termination date: 20200726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |