CN114603113A - Mold for manufacturing automobile front shell - Google Patents
Mold for manufacturing automobile front shell Download PDFInfo
- Publication number
- CN114603113A CN114603113A CN202210497090.4A CN202210497090A CN114603113A CN 114603113 A CN114603113 A CN 114603113A CN 202210497090 A CN202210497090 A CN 202210497090A CN 114603113 A CN114603113 A CN 114603113A
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- CN
- China
- Prior art keywords
- slider
- mold
- front shell
- manufacturing
- cavity
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2236—Equipment for loosening or ejecting castings from dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a mold for manufacturing a front shell of an automobile, which comprises: including cover half, movable mould and slider, slider slidable sets up on the movable mould, and the movable mould can with the cover half compound die and can surround with cover half and slider terminal surface and form the die cavity, still includes: the slider not hard up structure, be equipped with the shifting block on the cover half/the movable mould, be equipped with the spacing groove on the slider, the shifting block constitutes the not hard up structure of slider with the spacing groove, and the shifting block can insert the spacing inslot, move to keeping away from die cavity one side with the drive slider, utilize the not hard up structure of slider can mechanical drive slider and product break away from the contact, play a not hard up effect, make things convenient for the translation of slider, the phenomenon of die sinking difficulty avoids appearing, and set up the thimble on the heat dissipation muscle of slider, can be ejecting with the shaping product through the thimble, make it break away from the contact with the slider, further improve the die sinking performance of slider, and the cooling water route adopts 3D printing technique to make, can more laminating die cavity, the cooling effect is better.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a die for manufacturing a front shell of an automobile.
Background
The front shell is an important component of an automobile, and is irregular in shape, troublesome in machining, complex in design of machining parameters and repeated in machining, so that the main manufacturing mode is that a mold is adopted for batch production, the mold is usually matched in a mode that a sliding block, a movable mold and a fixed mold are matched for products with irregular shapes, and after molding, the sliding block is firstly moved away, the movable mold is then moved away, and mold opening is realized.
However, in the prior art, since the slider directly contacts with the product, a certain adhesive force exists, the mold opening is difficult, the oil cylinder is required to provide moving force for the slider, but for the slider with a large contact area, the force provided by the oil cylinder for the slider is smaller than the adhesive force, and the mold opening cannot be performed normally.
Disclosure of Invention
In view of the above defects in the prior art, the technical problem to be solved by the present invention is to provide a mold for manufacturing a front shell of an automobile, which is used for solving the problem of difficulty in mold opening of a slide block in the prior art.
The technical scheme adopted by the invention for solving the technical problems is that the die for manufacturing the front shell of the automobile comprises a fixed die, a movable die and a slide block, wherein the slide block is arranged on the movable die in a sliding way, the movable die can be matched with the fixed die and can surround the end surfaces of the fixed die and the slide block to form a cavity, and the die further comprises:
the slider is not hard up the structure, be equipped with the shifting block on the cover half/the movable mould, be equipped with the spacing groove on the slider, the shifting block with the spacing groove constitutes the slider is not hard up the structure, just the shifting block can insert the spacing inslot, in order to drive the slider is to keeping away from die cavity one side motion.
According to the mould for manufacturing the automobile front shell, the sliding blocks comprise two first sliding blocks arranged oppositely and two second sliding blocks arranged oppositely, a first contact surface is arranged at one end, close to the cavity, of each first sliding block, and a second contact surface is arranged at one end, close to the cavity, of each second sliding block;
the area of the first contact surface is larger than that of the second contact surface;
the limiting groove is obliquely arranged on the first sliding block.
According to the die for manufacturing the automobile front shell, the limiting groove is provided with the first opening located on the upper surface of the first sliding block and the second opening located on the lower surface of the first sliding block, and the distance from the first opening to the cavity is smaller than the distance from the second opening to the cavity;
the width of the first opening and the width of the second opening are both larger than the diameter of the pulling block.
According to the mould for manufacturing the automobile front shell, the pulling block can be arranged on the fixed mould in a lifting mode, and can be separated from the limiting groove.
According to the mould for manufacturing the automobile front shell, the second contact surface is provided with a plurality of heat dissipation ribs, and the heat dissipation ribs are provided with ejector pins.
According to the mould for manufacturing the automobile front shell, the sliding block is provided with the driving oil cylinder, and the driving oil cylinder is used for driving the sliding block to translate.
According to the mould for manufacturing the automobile front shell, the mould further comprises a cooling water path, wherein the cooling water path is attached to the side wall of the cavity, and the cooling water path is manufactured by 3D printing.
According to the mould for manufacturing the automobile front shell, a first extrusion rod is arranged on the fixed die, a second extrusion rod is arranged on the movable die, and the first extrusion rod and the second extrusion rod can be respectively abutted to the lower side and the upper side of the casting.
According to the mould for manufacturing the automobile front shell, the movable mould is provided with the plurality of mechanical valves, the plurality of mechanical valves are all provided with the first pipelines, and the plurality of first pipelines can be communicated with the cavity.
According to the mould for manufacturing the automobile front shell, the mould further comprises an ejection structure, and the ejection structure is used for ejecting a casting when the mould is opened.
Compared with the prior art, the invention has at least the following beneficial effects:
1. the fixed die is provided with a pulling block, the sliding block is provided with a limit groove which is obliquely arranged, the pulling block is driven to be inserted into the limit groove to drive the sliding block to move towards one side far away from the cavity, the sliding block can be driven to be separated from contact with a product, an oil cylinder can be assisted to perform die opening action, and the sliding block is easy to open a die;
2. the contact surface of the second sliding block is provided with a heat dissipation rib, and the heat dissipation rib is provided with a thimble, so that the heat dissipation efficiency of the product can be enhanced, and the molded product can be separated from the sliding block;
3. the cooling water channel is made by adopting a 3D printing technology, can be more attached to the cavity, and has better cooling effect;
4. the fixed die and the movable die are respectively provided with the extrusion rods, so that the casting can be extruded up and down simultaneously, bubbles are not easy to remain in the product, and the quality of the formed product is high;
5. the movable mould is provided with a plurality of mechanical valves which can be used for pumping air in the cavity and accelerating the pouring speed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the slider of the present invention assembled with a product;
FIG. 3 is a schematic view of the slider assembly of the present invention;
FIG. 4 is a schematic view of the first and second sliders of the present invention;
FIG. 5 is a schematic view of an assembly structure of the dial block and the first sliding block of the present invention;
FIG. 6 is a schematic view of a first slider configuration of the present invention.
In the figure:
100. fixing a mold; 200. moving the mold; 300. a slider; 310. a first slider; 311. a limiting groove; 312. a first contact surface; 320. a second slider; 321. a second contact surface; 321a, heat dissipation ribs; 330. a driving oil cylinder; 400. a cooling water path; 500. and (5) shifting blocks.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Referring to fig. 1 to 6, the present invention discloses a mold for manufacturing a front shell of an automobile, including a fixed mold 100, a movable mold 200 and a slider 300, wherein the slider 300 is slidably disposed on the movable mold 200, the movable mold 200 can be assembled with the fixed mold 100 and can surround the end surfaces of the fixed mold 100 and the slider 300 to form a cavity, that is, the end surface of the slider 300 forms a part of the inner wall of the cavity and can be directly contacted with a liquid metal or a molded product, because the product is liquid before molding, a part of the product can be adhered to the end surface of the slider 300, when the mold is opened, the movement of the slider 300 can be realized by overcoming the adhesion force, and the mold further includes:
the sliding block loosening structure is characterized in that a pulling block 500 is arranged on the fixed die 100/the movable die 200, a limiting groove 311 is arranged on the sliding block 300, the pulling block 500 and the limiting groove 311 form the sliding block 300 loosening structure, the pulling block 500 can be inserted into the limiting groove 311 to drive the sliding block 300 to move towards one side far away from the cavity, namely, the pulling block 500 is inserted into the limiting groove 311 and drives the sliding block 300 to move for a short distance, and the sliding block 300 is driven to be separated from or loosened with a molded product, so that the sliding block 300 can conveniently move subsequently; in this embodiment, the limit slot 311 is an inclined slot, and when the shifting block 500 is pushed down or pushed up, the shifting block 500 abuts against the inclined edge of the limit slot 311, so as to convert the up-and-down movement of the shifting block 500 into the horizontal movement of the slider 300.
Preferably, the sliding block 300 comprises two oppositely arranged first sliding blocks 310 and two oppositely arranged second sliding blocks 320, wherein one end of the first sliding block 310 close to the cavity is provided with a first contact surface 312, and one end of the second sliding block 320 close to the cavity is provided with a second contact surface 321; wherein, the area of the first contact surface 312 is larger than that of the second contact surface 321; the limiting groove 311 is obliquely arranged on the first sliding block 310, the first contact surface 312 and the second contact surface 321 are connected with a casting, and because the area of the first contact surface 312 is larger than that of the second contact surface 321, the bonding force borne by the first sliding block 310 is larger than that borne by the second sliding block 320, the limiting groove 311 is arranged on the first sliding block 310, and the mold opening of the sliding block 300 with large bonding force is facilitated.
Further preferably, the limiting groove 311 has a first opening located on the upper surface of the first slider 310 and a second opening located on the lower surface of the first slider 310, a distance from the first opening to the cavity is smaller than a distance from the second opening to the cavity, an inclined direction of the limiting groove 311 is defined, it can be ensured that the slider 300 is driven to move to a side away from the cavity when the pulling block is inserted into the limiting groove 311, and a width of the first opening and a width of the second opening are both larger than a diameter of the pulling block.
Further preferably, the pulling block is arranged on the fixed mold 100 in a liftable manner, and the pulling block can be separated from the limiting groove 311, the pulling block can be directly inserted into the limiting groove 311 when descending, and the pulling block can be lifted to be separated from the limiting groove 311 when ascending, so that the sliding block 300 can continuously move outwards.
Further preferably, be equipped with a plurality of heat dissipation muscle 321a on the second contact surface 321, be equipped with the thimble on the heat dissipation muscle 321a, the heat dissipation of product is convenient for to heat dissipation muscle 321a, is equipped with the thimble hole on the heat dissipation muscle 321a, this thimble hole of thimble accessible and shaping product butt.
Preferably, a driving oil cylinder 330 is arranged on the slider 300, the driving oil cylinder 330 is used for driving the slider 300 to translate, the driving oil cylinder 330 is a main driving force for translating the slider 300, and the slider 300 loosening structure has a loosening effect in the previous stage and is used for overcoming the bonding force between the slider 300 and the shell.
Preferably, the cooling water path 400 is attached to the side wall of the cavity, the cooling water path 400 is manufactured by 3D printing, and the front shell is irregular in shape and the cavity is also irregular in shape, so that the cooling water path 400 is manufactured by 3D printing technology in consideration of the cooling effect of the cooling water path 400, so that the cooling water path can be completely attached to the shape of the cavity, and the cooling effect is better.
Preferably, be equipped with first extrusion pole on the cover half 100, be equipped with the second extrusion pole on the movable mould 200, first extrusion pole with the second extrusion pole can respectively with the downside and the upside butt of foundry goods, extrude the foundry goods simultaneously from the upper and lower both sides of foundry goods, can extrude the foundry goods at the gas of shaping process, avoid producing the bubble in the shaping product.
Preferably, the movable mold 200 is provided with a plurality of mechanical valves, each of the mechanical valves is provided with a first pipeline, and each of the first pipelines is communicated with the mold cavity.
Preferably, the die-opening mechanism further comprises an ejection structure, the ejection structure is used for ejecting a casting when the die is opened, the ejection structure generally comprises an ejection cylinder and an ejector rod, the ejection cylinder starts to work when the die is opened, the ejector rod is driven to perform telescopic motion, and the ejector rod further ejects the formed casting adhered to the movable die 200 to facilitate the die opening action of the movable die 200.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a 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 specifically limited 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 interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. 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 the technical solutions by those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination of the 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 mould for making car front shell, includes cover half, movable mould and slider, slider slidable sets up on the movable mould, the movable mould can with the cover half compound die and can with cover half and slider terminal surface surround and form the die cavity, its characterized in that still includes:
the slider is not hard up the structure, be equipped with the pull block on the cover half movable mould, be equipped with the spacing groove on the slider, the pull block with the spacing groove constitutes the slider is not hard up the structure, just the pull block can insert the spacing inslot, in order to drive the slider is to keeping away from die cavity side motion.
2. The mold for manufacturing the automobile front shell according to claim 1, wherein the slide blocks comprise two oppositely arranged first slide blocks and two oppositely arranged second slide blocks, one ends of the first slide blocks, which are close to the cavity, are provided with first contact surfaces, and one ends of the second slide blocks, which are close to the cavity, are provided with second contact surfaces;
the area of the first contact surface is larger than that of the second contact surface;
the limiting groove is obliquely arranged on the first sliding block.
3. The mold for manufacturing a front shell of an automobile according to claim 2, wherein the limiting groove has a first opening located on an upper surface of the first slide block and a second opening located on a lower surface of the first slide block, and a distance from the first opening to the cavity is smaller than a distance from the second opening to the cavity;
the width of the first opening and the width of the second opening are both larger than the diameter of the shifting block.
4. The mold for manufacturing the automobile front shell according to claim 3, wherein the pulling block is arranged on the fixed mold in a lifting manner, and the pulling block can be separated from the limiting groove.
5. The mold for manufacturing the automobile front shell according to claim 2, wherein a plurality of heat dissipation ribs are arranged on the second contact surface, and ejector pins are arranged on the heat dissipation ribs.
6. The mold for manufacturing the front shell of the automobile according to any one of claims 1 to 5, wherein the slide block is provided with a driving oil cylinder, and the driving oil cylinder is used for driving the slide block to translate.
7. The mold for manufacturing the automobile front shell according to claim 1, further comprising a cooling water path, wherein the cooling water path is attached to the side wall of the cavity, and the cooling water path is manufactured by 3D printing.
8. The mold for manufacturing the front shell of the automobile as claimed in claim 1, wherein a first extrusion rod is provided on the fixed mold, a second extrusion rod is provided on the movable mold, and the first extrusion rod and the second extrusion rod can abut against the lower side and the upper side of the casting respectively.
9. The mold for manufacturing the automobile front shell according to claim 1, wherein a plurality of mechanical valves are arranged on the movable mold, a first pipeline is arranged on each of the plurality of mechanical valves, and each of the plurality of first pipelines can be communicated with the cavity.
10. The mold for manufacturing a front shell of an automobile according to claim 1, further comprising an ejection structure for ejecting the casting when the mold is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210497090.4A CN114603113A (en) | 2022-05-09 | 2022-05-09 | Mold for manufacturing automobile front shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210497090.4A CN114603113A (en) | 2022-05-09 | 2022-05-09 | Mold for manufacturing automobile front shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114603113A true CN114603113A (en) | 2022-06-10 |
Family
ID=81868508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210497090.4A Pending CN114603113A (en) | 2022-05-09 | 2022-05-09 | Mold for manufacturing automobile front shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114603113A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004056527B3 (en) * | 2004-11-24 | 2006-06-01 | Konwel Gmbh | Ejector retracting mechanism for injection molding tool includes a bush with self-engaging pins to connect ejectors and actuating rod |
| CN202571240U (en) * | 2012-02-23 | 2012-12-05 | 宁波埃利特模具制造有限公司 | Aluminum alloy die-casting mold of communication equipment shell |
| CN205763741U (en) * | 2016-04-20 | 2016-12-07 | 共立精机(大连)有限公司 | Pressure-casting mold of speed changer shell |
| CN106424640A (en) * | 2016-08-31 | 2017-02-22 | 宁波博大机械有限公司 | Filter cleaner base shell mould |
| CN110385416A (en) * | 2018-04-19 | 2019-10-29 | 昆山汉鼎精密金属有限公司 | Anti- holding slide block mechanism |
| CN113145826A (en) * | 2021-05-06 | 2021-07-23 | 宁波臻至机械制造有限公司 | Core-pulling system and core-pulling method of die-casting die |
| CN113385656A (en) * | 2021-06-03 | 2021-09-14 | 宁波星源卓镁技术股份有限公司 | Production die for producing motor shell and motor shell |
-
2022
- 2022-05-09 CN CN202210497090.4A patent/CN114603113A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004056527B3 (en) * | 2004-11-24 | 2006-06-01 | Konwel Gmbh | Ejector retracting mechanism for injection molding tool includes a bush with self-engaging pins to connect ejectors and actuating rod |
| CN202571240U (en) * | 2012-02-23 | 2012-12-05 | 宁波埃利特模具制造有限公司 | Aluminum alloy die-casting mold of communication equipment shell |
| CN205763741U (en) * | 2016-04-20 | 2016-12-07 | 共立精机(大连)有限公司 | Pressure-casting mold of speed changer shell |
| CN106424640A (en) * | 2016-08-31 | 2017-02-22 | 宁波博大机械有限公司 | Filter cleaner base shell mould |
| CN110385416A (en) * | 2018-04-19 | 2019-10-29 | 昆山汉鼎精密金属有限公司 | Anti- holding slide block mechanism |
| CN113145826A (en) * | 2021-05-06 | 2021-07-23 | 宁波臻至机械制造有限公司 | Core-pulling system and core-pulling method of die-casting die |
| CN113385656A (en) * | 2021-06-03 | 2021-09-14 | 宁波星源卓镁技术股份有限公司 | Production die for producing motor shell and motor shell |
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