CN205674428U - A kind of injection mold improving die holder structure - Google Patents
A kind of injection mold improving die holder structure Download PDFInfo
- Publication number
- CN205674428U CN205674428U CN201620503251.6U CN201620503251U CN205674428U CN 205674428 U CN205674428 U CN 205674428U CN 201620503251 U CN201620503251 U CN 201620503251U CN 205674428 U CN205674428 U CN 205674428U
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- CN
- China
- Prior art keywords
- locating piece
- die
- injection mold
- die holder
- holder structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of injection mold improving die holder structure, upper bolster is provided with connecting hole, and one first locating piece is fixed in connecting hole, and die shoe is provided with lower connecting hole, one second locating piece is fixed in lower connecting hole, and this second locating piece inserts the first locating piece.Upper bolster and and die shoe be mutually located by the first locating piece and the second locating piece, the first locating piece and the mutual tight fit of the second locating piece, when the first locating piece and the second locating piece wear and tear bigger, can directly change, die holder may continue to use.Upper bolster relies on isometry block directly to contact with the surface of die shoe, and isometry block is removable, reduces the mutual abrasion of upper bolster and die shoe further.Arc enlarging can reduce the temperature distortion at angle position, it is ensured that the first locating piece and the second locating piece can be plugged in together completely.
Description
Technical field
This utility model relates to injection mold, particularly relates to a kind of injection mold improving die holder structure.
Background technology
Various moulds are widely used in the high volume manufacturing process of industrial products.Mould includes die holder and is arranged on die holder
Interior core rod.Die holder is generally frame structure, is volume and weight proportion the best part in mould.The life-span of die holder and precision
Being the key factor affecting product, for producing back-off class part, abrasion and the higher positioning precision of minimizing are outstanding
For important.201120524324.7 relate to injection mold, and its structure includes die holder and core rod, and core rod includes upper mold core and lower mold
Core, die holder includes cope match-plate pattern, support column and lower bolster.Upper mold core is installed on cope match-plate pattern, the installation that cope match-plate pattern is installed with upper mold core
Face is burnishing surface, is installed with the first positioning insert on it, and the installed surface that upper mold core and cope match-plate pattern are installed is provided with and first
The first locating slot that positioning insert position is corresponding.Lower mold core is installed on lower bolster, and the installed surface that lower bolster and lower mold core are installed is
Burnishing surface, being installed with the second positioning insert on it, the installed surface that lower mold core and lower bolster are installed is provided with and the second location
The second locating slot that insert site is corresponding.Support column is supported between cope match-plate pattern and lower bolster, its height and the thickness of described core rod
Spend equal.This case realizes the location of cope match-plate pattern and lower bolster by the first positioning insert and the second positioning insert, it is ensured that connect essence
Degree.This mould is when using every time, and the first positioning insert and the second positioning insert are all mutually inserted with mould, produces friction.
After being used for multiple times, mould there will be loss, affects life-span and precision.Obviously, it is necessary to improve prior art further.
Utility model content
The technical problems to be solved in the utility model is to propose a kind of injection mold improving die holder structure, is ensureing mould
Abrasion is reduced while seat positioning precision.
For solving above-mentioned technical problem, the technical solution of the utility model is achieved in that
A kind of injection mold improving die holder structure, including top mold frame and lower mold holder, this lower mold holder slidably connects
In the lower section of described top mold frame, this top mold frame includes a upper bolster and running channel, is provided with mounting groove, described upper peace in this upper bolster
Being provided with upper cores in tankage, the surface of this upper cores has a upper cavity, and described running channel stretches into described upper cavity, and this lower mold holder has
Having a die shoe, described die shoe to be provided with lower mounting groove, be provided with die in this lower mounting groove, the surface of this lower die has
One lower chamber, this lower chamber and described upper cavity form a die cavity, it is characterised in that described upper bolster is provided with connecting hole,
One first locating piece is fixed in described upper connecting hole, and described die shoe is provided with lower connecting hole, and one second locating piece is fixed on
In described lower connecting hole, this second locating piece inserts described first locating piece.
In the injection mold improving die holder structure of the present utility model, described first locating piece is provided with a square groove,
Described second locating piece is provided with a boss, and this boss inserts described square groove.
In the injection mold improving die holder structure of the present utility model, the angle of at least one of described square groove sets
There is arc enlarging.
In the injection mold improving die holder structure of the present utility model, described upper bolster is provided with multiple contour groove, and one
Isometry block is fixed in described contour groove, and the surface of this isometry block contacts with described die shoe.
In the injection mold improving die holder structure of the present utility model, described upper cores is provided with the first locating slot and
Two locating slots, described lower die is provided with the first positioning table and the second positioning table, and described first positioning table stretches into described first location
Groove, described second positioning table stretches into described second locating slot.
In the injection mold improving die holder structure of the present utility model, described second positioning table is provided with location mark
Note.
In the injection mold improving die holder structure of the present utility model, this injection mold also includes cooling body, should
Cooling body includes cooling pipe and lower cooling pipe, and described upper cooling pipe passes from described upper cores, described under cold
But pipeline passes from described lower die.
Implement this injection mold improving die holder structure of the present utility model, have the advantages that upper bolster
It is mutually located by the first locating piece and the second locating piece with die shoe, the first locating piece and the mutual close-fitting of the second locating piece
Closing, when the first locating piece and the second locating piece wear and tear bigger, can directly change, die holder may continue to use.Upper bolster and under
The surface of die holder relies on isometry block directly to contact, and isometry block is removable, reduces the mutual of upper bolster and die shoe further
Abrasion.Arc enlarging can reduce the temperature distortion at angle position, it is ensured that the first locating piece and the second locating piece can be plugged on completely
Together.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this injection mold improving die holder structure of the present utility model；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is the schematic diagram of the die shoe of Fig. 2；
Fig. 4 is the schematic diagram of the upper bolster of Fig. 2；
Fig. 5 is the schematic diagram of the mould emptier of Fig. 1；
Fig. 6 is the partial view of Fig. 2, main presentation stripping means；
Fig. 7 is the schematic diagram under another state of Fig. 5, the attachment structure of main presentation push rod and die；
Fig. 8 is the partial view of the die of Fig. 7, main presentation the first pore-forming piece；
Fig. 9 is the partial view of the die of Fig. 7, main presentation the second pore-forming piece；
Figure 10 is the partial view of Fig. 1, the attachment structure of main presentation cooling body and upper and lower die；
Figure 11 is the schematic diagram of the cooling body of Figure 10；
Figure 12 is the schematic diagram of the other direction of Figure 11.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe.
The of the present utility model this injection mold improving die holder structure as shown in 1,2 figures, including top mold frame 100 He
Lower mold holder 200, this lower mold holder 200 is slidably connected to the lower section of described top mold frame 100.In the present embodiment, top mold frame 100
Being provided with pilot hole 110 with lower mold holder 200, lead (not shown) is arranged in this pilot hole 110, guides top mold frame 100
Motion.This top mold frame 100 includes a upper bolster 120 and running channel 130, is provided with mounting groove 121 in this upper bolster 120.Upper mold
Seat 120 is fixed in top mold frame 100 by some screws, is provided with upper cores 130, this upper cores 130 in described upper mounting groove 121
Surface there is a upper cavity 131, described running channel 134 stretches into described upper cavity 131.Running channel 134 is positioned at top mold frame 100, table
Face is blocked by the cladding plate of top mold frame 100.This lower mold holder 200 has a die shoe 220, and described die shoe 220 is provided with lower installation
Groove 221.Being provided with die 230 in this lower mounting groove 221, the surface of this lower die 230 has a lower chamber 231, this cavity of resorption
Body 231 and described upper cavity 131 form a die cavity 500.The surface of lower chamber 231 and upper cavity 131 directly forms moulding
600, its shape designs according to the shape of moulding 600.
In this utility model, described upper bolster 120 is provided with connecting hole 122, and one first locating piece 123 is fixed on institute
Stating in connecting hole 122, described die shoe 220 is provided with lower connecting hole 222, and one second locating piece 223 is fixed on described lower company
Connecing in hole 222, this second locating piece 223 inserts described first locating piece 123.First locating piece 123 and the second locating piece 223
It is connected with each other and can ensure that being accurately positioned of upper bolster 120 and die shoe 220.In the accompanying drawings, described first locating piece 123 is provided with
One square groove 124, described second locating piece 223 is provided with a boss 224, and this boss 224 inserts described square groove 124.In addition institute
The angle of at least one stating square groove 124 and boss 224 is provided with arc enlarging, the effect of this arc enlarging and the arc of stopper slot
Shape enlarging is identical.
Described upper bolster 120 is provided with multiple contour groove 140, and an isometry block 141 is fixed in described contour groove 140, such
The surface of high block 141 contacts with described die shoe 220.Isometry block 141 is enclosed in the surrounding of upper cores 130, stops upper bolster 120
With directly contacting of die shoe 220, reduce the abrasion that repeatedly open-close module causes, when micro-strain occur in these external two die holders also
Will not mutually extrude and cause more large deformation.
The overall precision of this injection mold of the present utility model is high, is difficult to dislocation, is particularly suited for manufacturing moulding
600.This injection mold also includes multiple mould emptier 300, this mould emptier 300 include power source 310, gathering sill 320 and
Push rod 330.Described power source 310 is fixed on described lower mold holder 200, and this power source 310 is connected to described push rod 330, described
Push rod 330 is through described gathering sill 320.This push rod 330 has a forming tank 331, described forming tank 331 and described die cavity 500
Connection, this forming tank 331 is stretched out from described stripping chute 239.The upper surface of push rod 330 is concordant with lower chamber, with moulding 600
Directly contact.Back-off 610 structure of moulding 600 is formed directly into forming tank 331.Owing to back-off 610 is shape on push rod 330
Becoming, push rod 330 will not damage back-off 610 during directly ejecting moulding 600, moulding 600 can take after ejecting voluntarily
Go out.In the present embodiment, the width of the forming tank 331 of push rod 330 is corresponding to back-off 610, the agent structure of push rod 330 and injection
The width of part 600 is corresponding, in order to eject moulding 600.
Described die shoe 220 includes base plate 211, more than one connecting plate 212 and the first cant board 213 and the second side
Riser 214, described power source 310 is fixed on described connecting plate 212.Base plate 211, connecting plate 212 and the first cant board 213
Accommodating chamber 125 with the second cant board 214 composition, power source 310 electric component such as grade can be arranged in this receiving chamber 215.At this
In embodiment, power source 310 can be cylinder.Moulding 600 may be provided with the broached-tooth design 620 of part, this broached-tooth design 620
The structure of forming cavity 500 complicated, two pore-forming pieces are set at this utility model, are combined into into hole slot 232.Described lower die
230 include the first pore-forming piece 233 and the second pore-forming piece 234, and described first pore-forming piece 233 forms with described second pore-forming piece 234
One one-tenth hole slot 232, described running channel 134 is connected to this one-tenth hole slot 232 through sub-runner 135.First pore-forming piece 233 and the second pore-forming piece
234 are equipped with the sawtooth hole 235 stretched into inner side.
This injection mold of this utility model is additionally provided with die location structure, at least two side of described lower mounting groove 221
Wall is provided with stopper slot 225, is provided with locating part 226 in described stopper slot 225, and this locating part 226 is resisted against the sidewall of described die.
Locating part 226 can be the structure of wedge shape, screws in stopper slot 225 by screw 227.Lower die 230 is arranged on lower mounting groove
After 121, locating part 226 withstands lower die 230 from two sidewalls, and screw 227 screws in the deepest, and locating part 226 connects with lower die 230
Touch the tightst.Described upper cores 130 is provided with the first locating slot 132 and the second locating slot 133, and described lower die 230 is provided with first
Positioning table 236 and the second positioning table 237, described first positioning table 236 stretches into described first locating slot 132, described second location
Platform 237 stretches into described second locating slot 133.Upper cores 130 and the mutual fastening of lower die 230, it is possible to achieve consolidating of two dies
Fixed.In the present embodiment, positioning table is step-like structure, improves positioning precision.The part peripheral structure of locating slot is by die holder
Formed, so the connection of positioning table and locating slot can ensure that being located by connecting of die and die holder simultaneously.Lower die 230 is non-right
Claiming structure, described second positioning table 237 is provided with telltale mark 238, to avoid mistake installation.Additionally, described stopper slot 225
The angle of at least one is provided with arc enlarging 228.
Injection mold of the present utility model also includes cooling body 400, and this cooling body 400 ensures 600 sides of moulding
The cooling effect of position.This cooling body 400 includes cooling pipe 410 and lower cooling pipe 420, described upper cooling pipe 410
Passing from described upper bolster 120, described lower cooling pipe 420 passes from described lower die 230.Upper cooling pipe 410 He
Lower cooling pipe 420 is provided with extension, and this extension 430, for cooling down the die holder away from moulding 600 simultaneously, can be avoided
The coldest die deformation going to bring.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (7)
1. improving an injection mold for die holder structure, including top mold frame and lower mold holder, this lower mold holder is slidably connected to
The lower section of described top mold frame, this top mold frame includes a upper bolster and running channel, is provided with mounting groove, described upper installation in this upper bolster
Being provided with upper cores in groove, the surface of this upper cores has a upper cavity, and described running channel stretches into described upper cavity, and this lower mold holder has
One die shoe, described die shoe is provided with lower mounting groove, is provided with die in this lower mounting groove, and the surface of this lower die has one
Lower chamber, this lower chamber and described upper cavity form a die cavity, it is characterised in that described upper bolster is provided with connecting hole, and one
First locating piece is fixed in described upper connecting hole, and described die shoe is provided with lower connecting hole, and one second locating piece is fixed on institute
Stating in lower connecting hole, this second locating piece inserts described first locating piece.
The injection mold improving die holder structure the most according to claim 1, it is characterised in that described first locating piece sets
Having a square groove, described second locating piece to be provided with a boss, this boss inserts described square groove.
The injection mold improving die holder structure the most according to claim 2, it is characterised in that described square groove is at least
The angle of one is provided with arc enlarging.
The injection mold improving die holder structure the most according to claim 1, it is characterised in that described upper bolster is provided with many
Individual contour groove, an isometry block is fixed in described contour groove, and the surface of this isometry block contacts with described die shoe.
The injection mold improving die holder structure the most according to claim 1, it is characterised in that described upper cores is provided with
One locating slot and the second locating slot, described lower die is provided with the first positioning table and the second positioning table, and described first positioning table stretches into
Described first locating slot, described second positioning table stretches into described second locating slot.
The injection mold improving die holder structure the most according to claim 5, it is characterised in that on described second positioning table
It is provided with telltale mark.
7. according to the injection mold improving die holder structure described in claim 1 to 6 any one, it is characterised in that this note
Mould also includes cooling body, and this cooling body includes cooling pipe and lower cooling pipe, and described upper cooling pipe is from institute
Stating in upper cores and pass, described lower cooling pipe passes from described lower die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620503251.6U CN205674428U (en) | 2016-05-30 | 2016-05-30 | A kind of injection mold improving die holder structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620503251.6U CN205674428U (en) | 2016-05-30 | 2016-05-30 | A kind of injection mold improving die holder structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205674428U true CN205674428U (en) | 2016-11-09 |
Family
ID=57436066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620503251.6U Expired - Fee Related CN205674428U (en) | 2016-05-30 | 2016-05-30 | A kind of injection mold improving die holder structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205674428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215077A (en) * | 2018-01-11 | 2018-06-29 | 刘青建 | A kind of injection mold with location structure |
-
2016
- 2016-05-30 CN CN201620503251.6U patent/CN205674428U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215077A (en) * | 2018-01-11 | 2018-06-29 | 刘青建 | A kind of injection mold with location structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20170530 |