CN114260436A - Multi-point synchronous extrusion structure of die casting die - Google Patents
Multi-point synchronous extrusion structure of die casting die Download PDFInfo
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- CN114260436A CN114260436A CN202111338655.6A CN202111338655A CN114260436A CN 114260436 A CN114260436 A CN 114260436A CN 202111338655 A CN202111338655 A CN 202111338655A CN 114260436 A CN114260436 A CN 114260436A
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- 238000001125 extrusion Methods 0.000 title claims abstract description 145
- 238000004512 die casting Methods 0.000 title claims abstract description 24
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 19
- 238000003825 pressing Methods 0.000 claims abstract description 30
- 238000001816 cooling Methods 0.000 claims description 36
- 239000000498 cooling water Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 239000003921 oil Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The invention discloses a multipoint synchronous extrusion structure of a die-casting die, which comprises an extrusion oil cylinder, a pressure oil cylinder and a pressure oil cylinder, wherein the extrusion oil cylinder is arranged inside the die-casting die; one end of each of the at least two extrusion pins is connected with an extension rod of the extrusion oil cylinder, and the other end of each of the at least two extrusion pins penetrates through the template and the mold core and is inserted into the mold cavity; the guide post is sleeved on the outer side of one end, connected with the extrusion oil cylinder, of the extrusion pin and moves along with the extrusion pin; the guide sleeve and the pressing sleeve are coaxially abutted and mounted on the template, the extrusion pin penetrates through the corresponding guide sleeve and the pressing sleeve, and the guide pillar is matched and movable along inner holes of the guide sleeve and the pressing sleeve; and the sleeve is sleeved on the extrusion pin and is positioned in the die core, one end of the sleeve is abutted against one end of the pressing sleeve, and the other end of the sleeve extends to the die cavity. The invention adopts a multilayer guide structure, and solves the problem that the single oil cylinder in the conventional structure pushes a plurality of extrusion pins to easily generate bayonet lock or pin breakage.
Description
Technical Field
The invention relates to the field of die-casting molds, in particular to a multi-point synchronous extrusion structure of a die-casting mold.
Background
With the more complex product structure, the higher the requirement. In order to meet the product requirements, the conventional means can not solve the problem that the product design or the process can not be solved by using a special structure when two local product gas shrinkage cavities are close. When the current design is adjacent, needs the extruded structural scheme simultaneously, the conventional scheme is to use the fixed plate to connect a plurality of extrusion pins, by promoting with single hydro-cylinder. When the structure is used in actual production, due to structural strength and processing deviation, the single oil cylinder pushes the extrusion pins to easily cause the situation of bayonet lock or pin breakage, and the lower die needs to be frequently repaired when in use, thus seriously affecting the stability and production efficiency of the die. In the conventional structure, the volume of the extrusion oil cylinder occupies the arrangement space of the product ejector rod, and meanwhile, the product ejection is unbalanced, so that the problems of product deformation and the like are caused. And if one extrusion cylinder is provided for each extrusion pin, there is not so much space inside the die to arrange a plurality of cylinders. Therefore, a new extrusion structure is required to solve the above technical problems.
Disclosure of Invention
The invention provides a multi-point synchronous extrusion structure of a die-casting die, which adopts a multilayer guide structure and solves the problem that a single oil cylinder in a conventional structure pushes a plurality of extrusion pins to easily generate bayonet lock or pin breakage.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a die casting die's synchronous extrusion structure of multiple spot, includes:
the extrusion oil cylinder is arranged inside the die-casting die;
one end of each of the at least two extrusion pins is connected with an extension rod of the extrusion oil cylinder, and the other end of each of the at least two extrusion pins penetrates through the template and the mold core and is inserted into the mold cavity;
the guide post is sleeved on the outer side of one end, connected with the extrusion oil cylinder, of the extrusion pin and moves along with the extrusion pin;
the guide sleeve and the pressing sleeve are coaxially abutted and mounted on the template, the extrusion pin penetrates through the corresponding guide sleeve and the pressing sleeve, and the guide pillar is matched and movable along inner holes of the guide sleeve and the pressing sleeve;
and the sleeve is sleeved on the extrusion pin and is positioned in the die core, one end of the sleeve is abutted against one end of the pressing sleeve, and the other end of the sleeve extends to the die cavity.
Preferably, the extension rod of the extrusion oil cylinder is connected with a connecting push plate, one end of the connecting push plate is connected with a connecting plate, and the extrusion pin and the guide pillar sleeved on the outer side of the extrusion pin penetrate through the connecting plate to abut against the connecting push plate.
Preferably, the guide sleeve is arranged on one side of the template facing the extrusion oil cylinder, part of the guide sleeve is inserted into the template, and part of the guide sleeve is positioned on the outer side of the template, wherein the part positioned on the outer side of the template is positioned in the pressure plate connected with one side of the template.
Preferably, the middle part of the outer side of the guide sleeve is provided with a limiting step, and the limiting step is arranged between the template and the pressing plate in a limiting way.
Preferably, the extrusion pin comprises a guide large-diameter section and an extrusion small-diameter section, the extrusion small-diameter section is positioned in the sleeve, and the extrusion small-diameter section penetrates through a small-diameter guide hole at the end part of the sleeve.
Preferably, a cooling inner cavity is arranged between the extrusion small-diameter section of the extrusion pin and the inner wall of the sleeve, and a cooling water inlet hole and a cooling water outlet hole which are communicated with the outside are formed in the cooling inner cavity.
Preferably, the cooling water inlet hole and the cooling water outlet hole of the cooling inner cavity are communicated with the outside through a cooling flow channel in the mold core.
Preferably, the cooling cavities of adjacent sleeves are communicated with each other through a cooling flow passage inside the mold core.
Preferably, the guide sleeve is made of copper materials, and a plurality of graphite embedding blocks are uniformly embedded in the inner side wall of the guide sleeve.
Preferably, the distance between the pressing pins is less than 50 mm.
Compared with the prior art, the invention has the beneficial effects that:
the guide posts which move synchronously are arranged on the outer sides of the extrusion pins, so that the strength of the extrusion pins is improved, and the guide sleeves and the pressing sleeves are arranged to effectively guide the axial movement of the guide posts, so that the situation that a plurality of extrusion pins are deflected and clamped when being stressed to move simultaneously can be prevented, and the extrusion pins cannot be stressed to bend and break; the sleeve is further arranged, the front end extrusion part of the extrusion pin can be protected, the cooling cavity is further arranged inside the sleeve, the front end extrusion part of the extrusion pin can be cooled, and the extrusion pin is prevented from being blocked due to high-temperature expansion at high temperature of the die. The multipoint synchronous extrusion structure can adapt to extrusion pins with different quantities, can be applied to different dies, reduces the maintenance times of the dies, improves the production efficiency of the dies and has good popularization value.
In addition, the extrusion oil cylinder is fixed on the top plate, the rear limit position of enough supporting surfaces is added behind the top plate, and in addition, the extrusion structure is connected with the top plate to solve the problem that an ejector pin cannot be arranged in an extrusion area, so that the ejection force of a product is more balanced.
Drawings
Fig. 1 is a front sectional structural view of the present invention.
Reference numerals:
1. the extrusion device comprises an extrusion oil cylinder, 11, an ejector rod push plate, 12, a rear limiting column, 13, a template, 14, a mold core, 15, a cooling flow channel, 2, a connecting push plate, 3, a connecting plate, 4, a guide column, 5, a guide sleeve, 6, a pressing sleeve, 7, an extrusion pin, 71, a guide large-diameter section, 72, an extrusion small-diameter section, 8, a pressing plate, 9, a sleeve, 91, a cooling inner cavity, 92, a small-diameter guide hole, 10 and a mold cavity.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in figure 1, the invention provides a technical scheme for solving the problem that a single oil cylinder in the conventional structure pushes a plurality of extrusion pins to easily generate bayonet lock or pin breakage: the utility model provides a die casting die's synchronous extrusion structure of multiple spot, includes:
the extrusion oil cylinder 1 is arranged inside the die-casting die, the die-casting die generally comprises an upper top plate, a lower top plate, a movable die plate and a fixed die plate, a movable die core and a fixed die core are respectively arranged in the movable die plate and the fixed die plate, and the movable die plate and the upper top plate can be generally arranged in a space, so that the extrusion oil cylinder 1 is preferably arranged in the space between the movable die plate and the upper top plate.
At least two extrusion pins 7, which are arranged side by side, are connected at one end to the extension bar of the extrusion cylinder 1 and at the other end are inserted into the mold cavity 10 through the mold plate 13 and the mold core 14, in this embodiment, the mold plate 13 and the mold core 14 are preferably a movable mold plate and a movable mold core.
In order to protect the root of the extrusion pin 7, the extrusion device further comprises a guide post 4 in the embodiment, the guide post 4 is sleeved outside one end, connected with the extrusion cylinder 1, of the extrusion pin 7 and moves along with the extrusion pin 7, the extrusion pin 7 and the guide post 4 are provided with matched steps and grooves at the roots, so that the extrusion pin 7 and the guide post 4 cannot move relatively, and the extrusion cylinder 1 can push the extrusion pin 7 and the guide post 4 to move synchronously. For the scheme that a single extrusion oil cylinder 1 drives a plurality of extrusion pins 7 to axially move, the requirement on the strength of the root parts of the extrusion pins 7 is high, and if the root parts of the extrusion pins 7 deform, the deflection of the front end extrusion parts of the extrusion pins 7 is more serious.
In order to guide the guide post 4, the guide sleeve 5 and the pressing sleeve 6 are further included in the embodiment, the guide sleeve 5 and the pressing sleeve 6 are coaxially abutted to be mounted on the template 13, the extrusion pin 7 penetrates through the corresponding guide sleeve 5 and the corresponding pressing sleeve 6, the guide post 4 is matched and moves along inner holes of the guide sleeve 5 and the pressing sleeve 6, the guide post 4 is tightly matched with the inner holes of the guide sleeve 5 and the pressing sleeve 6, and anti-skid measures such as setting a lubricating oil layer and setting a graphite layer can be added. In this embodiment, preferably, the guide sleeve 5 is made of copper material, a plurality of graphite inserts are uniformly embedded in the inner side wall of the guide sleeve, the guide pillar 4 mainly slides in the guide sleeve 5 to play a guiding role, so the guide sleeve 5 can play a good guiding and sliding role by contacting the guide pillar 4 with the copper material and the graphite inserts, and the guide pillar 4 cannot be clamped, of course, the pressing sleeve 6 can also be made of copper material, the extrusion pin 7 cannot contact with the guide sleeve 5, and the clamping cannot occur, the extrusion pin 7 can pass through a center hole in the end portion of the pressing sleeve 6, the center hole in the end portion of the pressing sleeve 6 can also guide the extrusion pin 7, but the contact area is small, and the sliding of the extrusion pin 7 cannot be influenced.
In this embodiment, still include sleeve pipe 9, sleeve pipe 9 cover on extrusion round pin 7 and be located mold core 14, sleeve pipe 9 one end offset with the one end of pressing cover 6, the other end extends to die cavity 10, sleeve pipe 9 wraps up the front end extrusion part of extrusion round pin 7, can play fine guide effect, sleeve pipe 9 is spacing in mold core 14, can not follow extrusion round pin 7 and remove together.
As a mode for connecting the extrusion oil cylinder 1 with a plurality of extrusion pins 7, an extension rod of the extrusion oil cylinder 1 is connected with a connecting push plate 2, one end of the connecting push plate 2 is connected with a connecting plate 3, the extrusion pin 7 and a guide post 4 sleeved outside the extrusion pin penetrate through the connecting plate 3 to be abutted against the connecting push plate 2, the size of the connecting push plate 2 is consistent with that of the connecting plate 3, the size of the connecting plate 3 is matched with the number of the extrusion pins 7, and can be replaced according to actual requirements, the root parts of the extrusion pin 7 and the guide post 4 are clamped by the connecting plate 3 and the connecting push plate 2, the extension rod of the extrusion oil cylinder 1 is connected with the middle part of the connecting push plate 2, this is favorable to extrusion hydro-cylinder 1 to transmit thrust to every extrusion pin 7 evenly, the interval between extrusion pin 7 be less than 50mm, if the interval is greater than 50mm then can lead to connecting plate 3 and connecting push plate 2 to take place the deformation.
As an installation mode of the guide sleeve 5, the guide sleeve 5 is arranged on one side, facing the extrusion oil cylinder 1, of the template 13, part of the guide sleeve 5 is inserted into the template 13, part of the guide sleeve is positioned on the outer side of the template 13, and part of the guide sleeve 5 positioned on the outer side of the template 13 is positioned in the pressing plate 8 connected with one side of the template 13.
Meanwhile, a limiting step 51 can be arranged in the middle of the outer side of the guide sleeve 5, the limiting step 51 is arranged between the template 13 and the pressing plate 8 in a limiting mode, and the limiting step 51 can be used for rapidly positioning the guide sleeve 5 to facilitate installation of the guide sleeve 5.
In this embodiment, the extruding pin 7 includes a guiding large diameter section 71 and an extruding small diameter section 72, the extruding small diameter section 72 is located in the sleeve 9, and the extruding small diameter section 72 passes through a small diameter guiding hole 92 at the end of the sleeve 9, so that not only can material be saved, but also the overall strength of the extruding pin 7 can be improved, and the small diameter guiding hole 92 can guide the extruding small diameter section 72 well when extending out of the sleeve 9.
Meanwhile, in order to cool the extruding pin 7, generally, the diameter of the extruding pin 7 is relatively small, and a cooling water channel cannot be arranged inside the extruding pin 7, but in this embodiment, the internal structure of the sleeve 9 is utilized, specifically, a cooling inner cavity 91 is arranged between the extruding small-diameter section 72 of the extruding pin 7 and the inner wall of the sleeve 9, a cooling water inlet hole and a cooling water outlet hole which are communicated with the outside are arranged on the cooling inner cavity 91, and the cooling water inlet hole and the cooling water outlet hole are arranged at positions close to the front end of the cooling inner cavity 91, so that the cooling water inlet hole and the cooling water outlet hole can be prevented from being blocked by the guiding large-diameter section 71 when the extruding pin 7 moves, because the space of the relatively small cooling inner cavity 91, and the cooling inner cavity 91 can be compressed by the movement of the extruding pin 7 during the mold molding operation, a cooling liquid with good cooling effect can be introduced into the cooling inner cavity 91, for example, a low-temperature cooling water circulator is matched beside the die casting machine, so that the flow speed of cooling water is improved, and the heat of the extrusion pin 7 is quickly taken away.
As a mode of the external connection of the cooling inner cavities 91 with cooling water, the cooling water inlet holes and the cooling water outlet holes of the cooling inner cavities 91 are communicated with the outside through the cooling flow channels 15 inside the mold core 14, each cooling inner cavity 91 extends to the outside of the mold through the independent cooling flow channels 15, and the cooling flow channels 15 can be communicated through the water collector, so that the quick water supply and the quick water return of the cooling inner cavities 91 are realized.
As another way of externally connecting the cooling cavities 91 with cooling water, the cooling cavities 91 of adjacent sleeves 9 are communicated with each other through cooling channels 15 inside the mold core 14, that is, a cooling water inlet hole of one sleeve 9 is connected with the outside of the mold through one cooling channel 15, cooling water is introduced, and after entering the sleeve 9, the cooling water flows to the next sleeve 9 through the cooling channels 15 between the cooling cavities 91 and is sequentially transferred until a cooling water outlet hole of the last sleeve 9 is discharged to the outside of the mold through the other cooling channel 15.
In this embodiment, because many extrusion pins 7 and the setting of extrusion cylinder 1 have occupied the position that need arrange the ejector pin originally in the mould, so satisfy the ejecting needs of drawing of patterns behind the product shaping, also can use extrusion pin 7 as the ejector pin, this needs to install extrusion cylinder 1 on ejector pin push pedal 11, ejector pin push pedal 11 also can drive extrusion cylinder 1 and many extrusion pins 7 and move together when promoting other ejector pin ejecting products, it is ejecting with the product, and the reaction force that produces when preventing extrusion cylinder 1 control extrusion pin 7 to extrude the deformation of ejector pin push pedal 11 pressure, spacing post 12 after the position installation that corresponds with extrusion cylinder 1 in the rear side of ejector pin push pedal 11.
The technical scheme of this application can use in most need use synchronous extruded mould, can compromise the ejecting effect of product moreover, and stable in structure reduces the number of times of mould lower mould maintenance.
It should be noted that all directional indicators (such as up, down, left, right, front, and back) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Claims (10)
1. The utility model provides a die casting die's synchronous extrusion structure of multiple spot which characterized in that includes:
the extrusion oil cylinder (1) is arranged inside the die-casting die;
at least two extrusion pins (7) arranged side by side, one end of each extrusion pin is connected with an extension rod of the extrusion oil cylinder (1), and the other end of each extrusion pin penetrates through the template (13) and the mold core (14) and is inserted into the mold cavity (10);
the guide post (4) is sleeved on the outer side of one end, connected with the extrusion oil cylinder (1), of the extrusion pin (7) and moves along with the extrusion pin (7);
the guide sleeve (5) and the pressing sleeve (6) are coaxially abutted and mounted on the template (13), the extrusion pin (7) penetrates through the corresponding guide sleeve (5) and the pressing sleeve (6), and the guide post (4) is matched and moves along inner holes of the guide sleeve (5) and the pressing sleeve (6);
the die comprises a sleeve (9), wherein the sleeve (9) is sleeved on the extrusion pin (7) and is positioned in the die core (14), one end of the sleeve (9) is abutted to one end of the pressing sleeve (6), and the other end of the sleeve extends to the die cavity (10).
2. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 1, wherein: the extrusion oil cylinder is characterized in that an extension rod of the extrusion oil cylinder (1) is connected with a connecting push plate (2), one end of the connecting push plate (2) is connected with a connecting plate (3), and the extrusion pin (7) and a guide pillar (4) sleeved outside the extrusion pin penetrate through the connecting plate (3) to be abutted against the connecting push plate (2).
3. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 1, wherein: the guide sleeve (5) is arranged on one side, facing the extrusion oil cylinder (1), of the template (13), part of the guide sleeve (5) is inserted into the template (13), part of the guide sleeve is positioned on the outer side of the template (13), and the part of the guide sleeve positioned on the outer side of the template (13) is positioned in the pressing plate (8) connected with one side of the template (13).
4. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 3, wherein: the middle part of the outer side of the guide sleeve (5) is provided with a limiting step (51), and the limiting step (51) is limited between the template (13) and the pressing plate (8).
5. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 1, wherein: the extrusion pin (7) comprises a guide large-diameter section (71) and an extrusion small-diameter section (72), the extrusion small-diameter section (72) is located in the sleeve (9), and the extrusion small-diameter section (72) penetrates through a small-diameter guide hole (92) in the end portion of the sleeve (9).
6. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 5, wherein: a cooling inner cavity (91) is arranged between the small-diameter extrusion section (72) of the extrusion pin (7) and the inner wall of the sleeve (9), and a cooling water inlet hole and a cooling water outlet hole which are communicated with the outside are formed in the cooling inner cavity (91).
7. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 6, wherein: and the cooling water inlet hole and the cooling water outlet hole of the cooling inner cavity (91) are communicated with the outside through a cooling flow channel (15) inside the mold core (14).
8. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 7, wherein: the cooling inner cavities (91) of the adjacent sleeves (9) are communicated through a cooling flow passage (15) inside the mold core (14).
9. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 1, wherein: the guide sleeve (5) is made of copper materials, and a plurality of graphite embedding blocks are uniformly embedded into the inner side wall of the guide sleeve.
10. The multi-point synchronous extrusion structure of a die casting mold as claimed in claim 1, wherein: the distance between the extrusion pins (7) is less than 50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111338655.6A CN114260436A (en) | 2021-11-12 | 2021-11-12 | Multi-point synchronous extrusion structure of die casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111338655.6A CN114260436A (en) | 2021-11-12 | 2021-11-12 | Multi-point synchronous extrusion structure of die casting die |
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| CN114260436A true CN114260436A (en) | 2022-04-01 |
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| CN202111338655.6A Pending CN114260436A (en) | 2021-11-12 | 2021-11-12 | Multi-point synchronous extrusion structure of die casting die |
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| JP2003039154A (en) * | 2001-07-27 | 2003-02-12 | Ube Machinery Corporation Ltd | Degassing method and degassing device for mold |
| CN204182880U (en) * | 2014-09-16 | 2015-03-04 | 宁波辉旺机械有限公司 | A kind of two squeeze pin structures connected by push pedal |
| DE102013111171A1 (en) * | 2013-10-09 | 2015-04-09 | Sven Ziegler | Temperierhülse, preferably for plastic injection molds |
| CN204610483U (en) * | 2015-03-29 | 2015-09-02 | 宁波市北仑赛维达机械有限公司 | A kind of squeeze pin point cooling structure |
| CN207154728U (en) * | 2017-08-09 | 2018-03-30 | 宁波市北仑辉旺铸模实业有限公司 | A kind of inexpensive cooled squeeze pin for compression mod |
| CN108405824A (en) * | 2018-04-20 | 2018-08-17 | 广东鸿图科技股份有限公司 | A kind of die casting squeeze pin special construction |
| CN209867308U (en) * | 2018-12-28 | 2019-12-31 | 广东鸿泰科技股份有限公司 | Local extrusion structure of die casting die with cooling water course |
| CN111318664A (en) * | 2020-04-28 | 2020-06-23 | 中信戴卡股份有限公司 | Extrusion device and casting die |
-
2021
- 2021-11-12 CN CN202111338655.6A patent/CN114260436A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003039154A (en) * | 2001-07-27 | 2003-02-12 | Ube Machinery Corporation Ltd | Degassing method and degassing device for mold |
| DE102013111171A1 (en) * | 2013-10-09 | 2015-04-09 | Sven Ziegler | Temperierhülse, preferably for plastic injection molds |
| CN204182880U (en) * | 2014-09-16 | 2015-03-04 | 宁波辉旺机械有限公司 | A kind of two squeeze pin structures connected by push pedal |
| CN204610483U (en) * | 2015-03-29 | 2015-09-02 | 宁波市北仑赛维达机械有限公司 | A kind of squeeze pin point cooling structure |
| CN207154728U (en) * | 2017-08-09 | 2018-03-30 | 宁波市北仑辉旺铸模实业有限公司 | A kind of inexpensive cooled squeeze pin for compression mod |
| CN108405824A (en) * | 2018-04-20 | 2018-08-17 | 广东鸿图科技股份有限公司 | A kind of die casting squeeze pin special construction |
| CN209867308U (en) * | 2018-12-28 | 2019-12-31 | 广东鸿泰科技股份有限公司 | Local extrusion structure of die casting die with cooling water course |
| CN111318664A (en) * | 2020-04-28 | 2020-06-23 | 中信戴卡股份有限公司 | Extrusion device and casting die |
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