CN209407373U - A kind of D type injection head plate and the die casting machine comprising it - Google Patents
A kind of D type injection head plate and the die casting machine comprising it Download PDFInfo
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- CN209407373U CN209407373U CN201822077468.7U CN201822077468U CN209407373U CN 209407373 U CN209407373 U CN 209407373U CN 201822077468 U CN201822077468 U CN 201822077468U CN 209407373 U CN209407373 U CN 209407373U
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- fixed plate
- bridge portion
- type injection
- injection head
- plate
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Abstract
The utility model provides a kind of D type injection head plate and the die casting machine comprising it, wherein D type injection head plate includes: the first fixed plate and the second fixed plate, bridge portion and at least once bridge portion are equipped at least one between first fixed plate and second fixed plate, and first fixed plate, second fixed plate, the upper bridge portion and the lower bridge portion are integrally formed；First fixed plate is equipped with injection chamber positioning port, which is equipped with injection cylinder sleeve positioning port, and the central axes of the injection chamber positioning port and the injection cylinder sleeve positioning port coincide.The D type injection head plate and comprising its press structure it is compact, integral strength is high, and without carrying out concentricity calibration, long service life, precision is high.
Description
Technical field
The utility model relates to die casting machine, in particular to a kind of D type injection head plate and the die casting machine comprising it.
Background technique
At home in Die Casting Industry, the injection structure majority of die casting machine is three pull rods and four-pull-rod structure.Three pull rods and four
Tiebar structure very expends the time when adjusting injection rod and injection chamber concentricity, and to the operation experience of commissioning staff
It is required that very high.C-type injection structure is high to the requirement on machining accuracy of part, reinstalls after dismantling, precision can be impacted, is difficult
Reach original precision.
Utility model content
The technical problems to be solved in the utility model is to overcome rod-pulling type die casting machine in the prior art using
The registration that injection rod Yu injection chamber center must be adjusted in journey causes time in too long consuming working hour, and since structure is multiple
Miscellaneous and required precision is excessively high to cause precision after disassembly refitting to be difficult to reach the defect of original requirement, provides a kind of D type injection head plate
And the die casting machine comprising it.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of D type injection head plate comprising have: the first fixed plate and the second fixed plate, first fixed plate and this second
Bridge portion and at least bridge portion, and first fixed plate, second fixed plate, the upper bridge once at least one are equipped between fixed plate
Portion and the lower bridge portion are integrally formed；First fixed plate is equipped with injection chamber fixing port, which is equipped with pressure
Cylinder sleeve positioning port is penetrated, and the central axes of the injection chamber positioning port and the injection cylinder sleeve positioning port coincide.The D type pressure of above structure
It penetrates head plate and guarantees that injection chamber positioning port is remained with the central axes of injection cylinder sleeve positioning port and is overlapped, in use without school
Both quasi- concentricity is worn caused by reducing injection chamber positioning port and injection cylinder sleeve positioning port due to concentricity adjusts, into one
Step ensures its service precision and service life, in addition, the overall structure securement strength of the D type injection head plate is high.
Preferably, first fixed plate is equipped with a main recessed portion, which is set on the main recessed portion, should
The outer rim of main recessed portion is arc-shaped.The wall thickness reduction of the main recessed portion can reduce the solid volume of the first fixed plate, save
Material, and mitigate its self weight.
Preferably, at least one side of first fixed plate respectively has a side recessed portion, the side recessed portion through this
The front end face of one fixed plate and side end face.The side recessed portion can effectively reduce the solid volume of the first fixed plate, play and mitigate it
The purpose of self weight, and reduce the slight crack being likely to occur in knockout course.
Preferably, the ratio between the wall thickness of the side recessed portion and the wall thickness of first fixed plate are 1:2~1:3；The side is recessed
The ratio between height of the height of concave portion and first fixed plate is 1:2~1:3；The width of the side recessed portion and first fixed plate
The ratio between width be 1:2~1:3.D type injection head plate in the proportional region has taken into account intensity requirement and self weight.
Preferably, one end that the upper bridge portion intersects with first fixed plate is higher than the upper bridge portion and second fixed plate
One end of intersection.In view of operating condition when complete equipment works in practical process, which enables to support connection position to have
Enough supporting forces support entire injection component, reduce deflection.
Preferably, bridge portion has lightening hole at least one on this, the top edge of the upper lightening hole and lower edge are circular arc
Shape, area ratio 1:7~1:8 of the upper lightening hole relative to the upper bridge portion.This is arc-shaped to keep wall thickness transition uniform as far as possible, subtracts
During few heat is concentrated.
Preferably, bridge portion has at least one upper bridge muscle extended along bridge portion extending direction on this on this.Upper bridge muscle can be right
Upper bridge portion can ensure that the integral strength in bridge portion, make up the missing of intensity caused by lightening hole.
Preferably, the lower bridge portion has at least once lightening hole, the top edge of the lower lightening hole and lower edge are circular arc
Shape, area ratio 1:7~1:8 of the lower lightening hole relative to lower bridge portion.
Preferably, the lower bridge portion has at least one lower bridge muscle extended along the lower bridge portion extending direction.
Preferably, the upper lightening hole and the lower lightening hole are ellipse, and the long axis direction of the ellipse with
The upper bridge portion is identical with the extending direction in the lower bridge portion.
Preferably, bridge portion and the first fixed plate intersection and the lower bridge portion and the first fixed plate intersection are equal on this
Equipped with arc-shaped transition.
The utility model also provides a kind of die casting machine, it is characterized in that, which includes any of the above-described D type injection plunger
Plate, shot piston are through at the injection cylinder sleeve positioning port and extend to the injection chamber positioning port.
In the utility model, above-mentioned optimum condition on the basis of common knowledge of the art can any combination to get this reality
With novel each preferred embodiment.
The positive effect of the utility model is: the D type injection head plate in the utility model passes through monolithic construction
And the design of injection chamber and injection cylinder sleeve positioning port with height concentricity always, reduce concentricity in use
The working hour of check and correction also avoids abrasion caused by injection chamber and injection cylinder sleeve positioning port caused by concentricity check and correction is repeated,
Improve its service life and intensity.Die casting machine it is compact-sized, it is not necessary that concentricity check and correction is repeated, improve it using the longevity
Life and intensity.
Detailed description of the invention
Fig. 1 is the D type injection head plate schematic perspective view in the utility model embodiment.
Fig. 2 is the front view of D type injection head plate in Fig. 1.
Fig. 3 is A-A cross-sectional view in Fig. 2.
Fig. 4 is B-B cross-sectional view in Fig. 2.
Fig. 5 is the left view of D type injection head plate in Fig. 1.
Fig. 6 is C-C cross-sectional view in Fig. 5.
Fig. 7 is D-D cross-sectional view in Fig. 5.
Fig. 8 is the state diagram after the utility model is connect with shot piston.
Fig. 9 is the cross-sectional view of Fig. 8.
Specific embodiment
A preferred embodiment is named, and completely illustrates the utility model in conjunction with attached drawing to become apparent from.
As shown in figs. 1-7, the D type injection head plate in the present embodiment includes first fixed plate 1 and the of its opposite
Two fixed plates 4 are equipped with a upper bridge portion 2 and a lower bridge portion 3 between first fixed plate 1 and second fixed plate 4, also,
One end that one end that upper bridge portion 2 intersects with the first fixed plate 1 is higher than the upper bridge portion 2 and the second fixed plate 4 intersects.Upper bridge portion 2
It is excessive that with 1 intersection of the first fixed plate arc is equipped with 1 intersection of the first fixed plate and the lower bridge portion 3.In addition, this first
Fixed plate 1, second fixed plate 4, the upper bridge portion 2 and the lower bridge portion 3 are integrally formed.
First fixed plate 1 is equipped with main recessed portion 12, and main recessed portion 12 is oval in the present embodiment, and its long axis with
The central axes of first fixed plate 1 are overlapped.Injection chamber positioning port 13 is equipped on main recessed portion 12.At two of the first fixed plate 1
Side respectively has a side recessed portion 14.The side recessed portion 14 has run through front end face and the side end face of the first fixed plate 1.This reality
It applies in example, the cup depth of side recessed portion is identical as the cup depth of main recessed portion, certainly, in other embodiments, the two
Depth can not also wait.The ratio between wall thickness and the wall thickness of first fixed plate of the side recessed portion are 1:2~1:3, the present embodiment
In the preferred wall ratio be 1:2.5.The ratio between height and the height of first fixed plate of the side recessed portion are 1:2~1:3,
The ratio between preferred height is 1:2 in the present embodiment.The ratio between the width of the side recessed portion and the width of first fixed plate are
1:2~1:3, the ratio between preferred height is 1:2.5 in the present embodiment.
Be equipped in the second fixed plate 4 injection cylinder sleeve positioning port 41 and the central axes of the injection cylinder sleeve positioning port 41 with it is upper
The central axes for stating injection chamber positioning port 13 coincide.The two can by being formed simultaneously integrally formed, can one at
It is formed after type by drilling processing of the equipment of bore hole.
In the present embodiment, there are two the upper lightening holes 22 along the arrangement of upper bridge portion extending direction for the middle part tool in upper bridge portion 2, and on
The top edge of lightening hole 22 and lower edge are arc-shaped.Likewise, there are two along lower bridge portion extending direction for the middle part tool in lower bridge portion 3
The lower lightening hole 32 of arrangement, and the top edge of lower lightening hole 32 and lower edge are also arc-shaped.Wherein, upper lightening hole 22 subtracts under
Repeated hole 32 is ellipse, and the extending direction of long axis is consistent with the extending direction in corresponding upper bridge portion 2 and lower bridge portion 3, is made
Its is symmetrical above and below.Meanwhile in order to this structure upper bridge portion 2 and lower bridge portion 3 carry out intensity and supply, in the upper of upper bridge portion 2
The consistent upper bridge muscle 21 of extending direction of twice and upper bridge portion 2 is arranged in surface, is similarly also provided with two in the lower surface in lower bridge portion 3
The consistent lower bridge muscle 31 of extending direction in road and lower bridge portion 3.The up/down bridge muscle for extending entire up/down bridge portion surface can be from whole
The intensity of up/down bridge muscle is improved on body, and is convenient for the installation of other components.Face of the upper lightening hole relative to the upper bridge portion
Product is than 1:7~1:8, and preferably the area ratio is 1:7.8 in the present embodiment；Area ratio 1 of the lower lightening hole relative to lower bridge portion:
7~1:8, preferably the area ratio is 1:7.7 in the present embodiment.
The present embodiment additionally provides a kind of die casting machine, as shown in FIG. 8 and 9, be illustrated as the D type injection head plate of above structure with
The prior art can be used in the rest part of the effect diagram of injection component assembling, die casting machine, and details are not described herein.Wherein, it presses
The shot piston for penetrating component is through at the injection cylinder sleeve positioning port and extends to the injection chamber positioning port.Due to D type injection head plate
It is an integral structure and the concentricity between injection cylinder sleeve positioning port and injection chamber fixing port will not change always, therefore save
Calibration before having saved assembly and operation, greatly reduces the working time, improves production efficiency.
Claims (12)
1. a kind of D type injection head plate, which is characterized in that it includes: the first fixed plate and the second fixed plate, first fixed plate
Be equipped at least one bridge portion and at least once bridge portion between second fixed plate, and first fixed plate, second fixed plate,
The upper bridge portion and the lower bridge portion are integrally formed；First fixed plate is equipped with injection chamber positioning port, second fixed plate
It is equipped with injection cylinder sleeve positioning port, and the central axes of the injection chamber positioning port and the injection cylinder sleeve positioning port coincide.
2. D type injection head plate as described in claim 1, which is characterized in that first fixed plate is equipped with a main recessed portion, should
Injection chamber positioning port is set on the main recessed portion, and the outer rim of the main recessed portion is arc-shaped.
3. D type injection head plate as claimed in claim 2, which is characterized in that at least one side of first fixed plate respectively has
Side recessed portion, front end face and side end face of the side recessed portion through first fixed plate.
4. D type injection head plate as claimed in claim 3, which is characterized in that the wall thickness of the side recessed portion and first fixation
The ratio between wall thickness of plate is 1:2~1:3；The ratio between height and the height of first fixed plate of the side recessed portion are 1:2~1:3；
The ratio between width and the width of first fixed plate of the side recessed portion are 1:2~1:3.
5. D type injection head plate as described in claim 1, which is characterized in that the upper bridge portion intersected with first fixed plate
One end is higher than one end that the upper bridge portion intersects with second fixed plate.
6. D type injection head plate as described in claim 1, which is characterized in that bridge portion has lightening hole at least one on this, described
The top edge of upper lightening hole and lower edge are arc-shaped, area ratio 1:7~1 of the upper lightening hole relative to the upper bridge portion:
8。
7. D type injection head plate as claimed in claim 6, which is characterized in that bridge portion is at least one along bridge portion on this on this
The upper bridge muscle that extending direction extends.
8. D type injection head plate as claimed in claim 7, which is characterized in that the lower bridge portion has at least once lightening hole, described
The top edge of lower lightening hole and lower edge are arc-shaped, area ratio 1:7~1:8 of the lower lightening hole relative to lower bridge portion.
9. D type injection head plate as claimed in claim 8, which is characterized in that the lower bridge portion is at least one along the lower bridge portion
The lower bridge muscle that extending direction extends.
10. D type injection head plate as claimed in claim 9, which is characterized in that the upper lightening hole and the lower lightening hole are
Ellipse, and the long axis direction of the ellipse is identical as the extending direction in the upper bridge portion and the lower bridge portion.
11. D type injection head plate as claimed in claim 10, which is characterized in that bridge portion and the first fixed plate intersection on this
And with the first fixed plate intersection to be equipped with arc excessive in the lower bridge portion.
12. a kind of die casting machine, which is characterized in that the die casting machine includes D type injection plunger of any of claims 1-11
Plate, shot piston are through at the injection cylinder sleeve positioning port and extend to the injection chamber positioning port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822077468.7U CN209407373U (en) | 2018-12-11 | 2018-12-11 | A kind of D type injection head plate and the die casting machine comprising it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822077468.7U CN209407373U (en) | 2018-12-11 | 2018-12-11 | A kind of D type injection head plate and the die casting machine comprising it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209407373U true CN209407373U (en) | 2019-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822077468.7U Active CN209407373U (en) | 2018-12-11 | 2018-12-11 | A kind of D type injection head plate and the die casting machine comprising it |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663897A (en) * | 2018-12-11 | 2019-04-23 | 深圳领威科技有限公司 | A kind of D type injection head plate and the die casting machine comprising it |
-
2018
- 2018-12-11 CN CN201822077468.7U patent/CN209407373U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663897A (en) * | 2018-12-11 | 2019-04-23 | 深圳领威科技有限公司 | A kind of D type injection head plate and the die casting machine comprising it |
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