CN201128226Y - Mould for refill opening of automobile oil tank - Google Patents
Mould for refill opening of automobile oil tank Download PDFInfo
- Publication number
- CN201128226Y CN201128226Y CNU2007201913915U CN200720191391U CN201128226Y CN 201128226 Y CN201128226 Y CN 201128226Y CN U2007201913915 U CNU2007201913915 U CN U2007201913915U CN 200720191391 U CN200720191391 U CN 200720191391U CN 201128226 Y CN201128226 Y CN 201128226Y
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- CN
- China
- Prior art keywords
- chuck
- liner
- feeding port
- mould
- oil
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- 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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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
An automobile oil tank oil filler mould includes a bottom plates, a chassis, a circular outer cover, and a linear and a combined chuck with grated and matching conical surfaces, wherein, the inner side wall of the mouth of the chuck is provided with an inner convex ring; a cylindrical cavity is arranged below the inner convex ring; an extrusion disk is arranged in the cylindrical cavity; the upper surface of the extrusion disk is provided with a circular convex ring; the upper end of an ejector post in a chassis through hole is connected with the extrusion disk; meanwhile, the bottom plate is also provided with a first cylinder used to drive the linear to axially move and a second cylinder used to drive the extrusion disk to move in the cylindrical cavity by the ejector post. During manufacturing, the circular convex ring on the extrusion disk can be used to process a first circular sealing grove on the end face of the oil filler and the inner convex ring on the chuck can be used to process a second circular sealing groove on the neck of the oil filler, so that the oil tank oil filler processed by the mould can be provided with a seal ring and a plastic clasp in the two circular sealing grooves, and thus having better sealing performance, which effectively prevents the fuel oil from leaking and volatiling, improves the automobile safety, and the mould is characterized by simple structure and easy knockout.
Description
Technical field
The utility model relates to a kind of required mould of automotive oil tank of making, and particularly relates to a kind of mould of oil feeding port of automobile gasoline tank.
Background technology
The oil filler that is used for adding fuel oil all is set on the casing of automotive oil tank, this oil filler disposes hydraulic fluid port lid, and after filling it up with fuel oil in the fuel tank, this hydraulic fluid port lid covers tightly on the oil filler of fuel tank, preventing that fuel oil from leaking, and cause oil consumption thus and to the influence of surrounding environment.
The fuel tank of existing each automobile is different, but wherein the syndeton great majority of tank filler and hydraulic fluid port lid are to adopt to be threaded.After filling it up with fuel oil, this hydraulic fluid port lid is tightened on the oil filler of fuel tank.
At present, the mould of processing above-mentioned oil filler comprises copper nut, motor and intermeshing big or small gear train, and motor drives the copper nut advance and retreat by the transmission of above-mentioned big or small gear train, and utilize screw thread on the copper nut, on the oil filler of fuel tank, be molded into required screw thread.But as can be known: have thread pitch owing to be threaded from this screw connection structure analysis, this gap can influence the sealing property of fuel tank, so that in the long-term use of fuel tank, fuel oil can produce from oil filler and leaks or volatilize phenomenon, so not only be an impediment to energy-conservation, and can cause pollution thus to surrounding air, also exist the hidden danger of vehicle safety difference simultaneously; Moreover, the thread making technology more complicated at oil filler place, difficult quality control can further influence its dependability and working life again.
Summary of the invention
Technical problem to be solved in the utility model is exactly the present situation at above-mentioned prior art, provides a kind of producing to have good seal performance and service life, and the simple oil feeding port of automobile gasoline tank mould of manufacture craft.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this oil feeding port of automobile gasoline tank mould comprises the base plate of band mould pin, be supported on this base plate connecting plate and be positioned on the connecting plate and the middle part tape spool to the ⊥ of through hole font chassis, concentric locking collar is equipped with the ring-shaped jacket that is connected mutually with it outside this ⊥ font chassis, be provided with the liner of band inner conical surface in this ring-shaped jacket week, dispose the combined type chuck of band male cone (strobilus masculinus) between the inner conical surface of this liner and the chassis, and inserting each other is connected the inner conical surface of liner with the male cone (strobilus masculinus) of chuck, simultaneously on the oral area end face of described liner and chuck, be distributed with locating convex block with one heart, and the oral area madial wall of chuck is provided with an internal projecting ring, the below of this internal projecting ring is set to cylindrical cavity, in this cylindrical cavity, be provided with the extruding disk that is complementary with it, the upper surface of this extruding disk has annular bead, and be fixed with the post that ejects that is arranged in above-mentioned chassis through hole on the described connecting plate, also be provided with the above-mentioned liner of driving in described floor below and drive second oil cylinder that above-mentioned extruding disk moves in cylindrical cavity along axially movable first oil cylinder of ring-shaped jacket inwall with by the above-mentioned post that ejects.
In such scheme, can also be provided with and drive the 3rd oil cylinder that base plate moves up and down, utilize the 3rd oil cylinder, drive base plate and move up and down, thereby the utility model is moved with respect to the fuel tank mould.Consider the stationarity in the motion process simultaneously, on described base plate, can be provided with guide pillar, to play guide effect.
Described combined type chuck preferably adopts along four branch chucks of circumference symmetric arrangement and forms butterfly structure, and after adopting this structure, product stripping is more convenient smoothly.Can certainly form by 2 or 3 branch chucks.
As further improvement of the utility model, can be provided with the iron chains plate between the male cone (strobilus masculinus) of described liner inner conical surface and chuck, this iron chains plate is fixed in the groove of male cone (strobilus masculinus), and with above-mentioned inner conical surface mutually inserting connect.This inserting connects and can realize by having the dovetail groove of pegging graft for above-mentioned iron chains panel edges on the inner conical surface, can certainly adopt other conventional slot.After adopting this structure, can improve the kinetic characteristic and the coefficient of sliding friction between liner and the chuck, make the product stripping action more light correct; By repairing or changing this iron chains plate, can improve demoulding quality and service life simultaneously.
One liner can be set between the bottom surface of described liner and the chassis insert, its effect is to adjust between liner and the chassis issuable axial dipole field in long-term the use.
Under the blowing operating mode, chuck can produce temperature rise, thus in the endoporus of chuck, preferably be provided with cooling water pipe, in order to avoid under higher temperature, cause the mold hot distortion, and produce internal stress thus, and influence the outward appearance and the geometric accuracy of product.
Described locating convex block is good to be designed to three, and also has two radially fins on each locating convex block surface, and three locating convex blocks can relatively process three grooves in this structure on fuel tank.During assembling, plastic clasp is installed in second annular seal groove that is processed by internal projecting ring, three boss are arranged on the plastic clasp, three grooves on these three boss and the above-mentioned fuel tank are harmonious, effect is to prevent that hydraulic fluid port lid is non-slip when tightening, and another effect is equipped with the effect of fixed position point to the initial and stop bit of hydraulic fluid port lid.
Compared with prior art; because the utility model can utilize annular bead on the extruding disk to process first annular seal groove on the oil filler end face; process second annular seal groove of oil filler neck by means of the internal projecting ring on the chuck; thereby the tank filler that uses the utility model to process utilizes and sets sealing ring and plastic clasp in two annular seal grooves respectively and have better sealing property; in long-term use, can reduce leaking and volatilizing of oil tank fuel so effectively; thereby help the protection of surrounding environment; also improved simultaneously the security performance of automobile; and mould itself has simple in structure, is convenient in demoulding; the characteristics that quality is easy to control.
Description of drawings
The cutaway view of the tank filler that Fig. 1 processes for the utility model embodiment;
Fig. 2 is the schematic perspective view of the utility model embodiment;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is that A-A among Fig. 3 is to cutaway view;
Fig. 5 is that B-B among Fig. 3 is to cutaway view;
Fig. 6 is the liner stereogram among Fig. 4;
Fig. 7 is the stereogram of the chuck among Fig. 4;
Fig. 8 is the three-dimensional exploded view of Fig. 7;
Fig. 9 is the stereogram of extruding disk among Fig. 4.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Be illustrated in figure 1 as the oil feeding port of automobile gasoline tank structure after the utility model blow molding, oil filler 50 does not also carry out through hole processing among the figure.Has first annular seal groove 501 on the top surface of this oil filler 50, the neck of this oil filler has second annular seal groove 502, in second annular seal groove 502 of this first annular seal groove 501 and neck, set a planar seal ring and plastic clasp respectively, and be sealed and matched mutually with the hydraulic fluid port lid.After fuel tank was filled it up with fuel oil, this hydraulic fluid port lid sealed tightly and covers on oil filler, to prevent that fuel oil from leaking and the oil consumption that causes thus and to the influence of surrounding environment.
Extremely shown in Figure 5 as Fig. 2, this oil feeding port of automobile gasoline tank mould is a part as whole fuel tank mould, it comprises the base plate 1 of a band mould pin 2, the base plate upper support has connecting plate 3, this connecting plate is provided with the middle part tape spool to the ⊥ of through hole font chassis 7, concentric locking collar is equipped with ring-shaped jacket 4 outside this ⊥ font chassis 7, this ring-shaped jacket 4 is connected with tray bottom mutually by alignment pin, be provided with the liner 5 of band inner conical surface 51 in this ring-shaped jacket 4 week, dispose the combined type chuck 6 of band male cone (strobilus masculinus) 64 between the inner conical surface 51 of liner and the chassis 7, see also Fig. 6 and Fig. 8.In the present embodiment, this combined type chuck forms butterfly structure by forming along four branch chucks 62 of circumference symmetric arrangement, the oral area madial wall of chuck 6 is provided with an internal projecting ring 61, this internal projecting ring 61 is complementary with second annular seal groove 502 of tank filler, to be used for the setting-in plastic clasp.The below of this internal projecting ring 61 is set to cylindrical cavity 66, in cylindrical cavity 66, dispose extruding disk 8, see also Fig. 4, Fig. 5 and Fig. 9, the external diameter and the cylindrical cavity of this extruding disk are slidingly fitted, the upper surface of extruding disk has annular bead 81, first annular sealing surface 501 on this annular bead 81 and the above-mentioned oil filler is complementary, and is used for the setting-in planar seal ring.The lower surface of this extruding disk 8 is connected mutually with the post 9 that ejects that is arranged in ⊥ font chassis 7 through holes, this ejects post 9 and is fixed on the connecting plate 3, and be connected mutually with the piston rod of the second oil cylinder B by second pull bar 30, this ejects post 9 and gives extruding disk with the transmission of power of the second oil cylinder B, extruding disk 8 can be moved up and down, to finish blow molding in above-mentioned cylindrical cavity.
Simultaneously on the oral area end face of liner 5 and chuck 6, be distributed with locating convex block with one heart, each locating convex block is formed by being positioned at outside fix projection 52 on the liner 5 oral area end faces and the locating convex block 65 that is positioned on the chuck 6 oral area end faces again, and also have two radially fins on each locating convex block surface, with the accuracy of guaranteeing to locate.
In order to make the chuck demoulding successfully, above-mentioned liner 5 bottoms connect the piston rod of the first oil cylinder A by first pull bar 40.And between the male cone (strobilus masculinus) 64 of the inner conical surface 51 of liner and chuck, be provided with iron chains plate 63, this iron chains plate 63 is fixed on the groove 68 of above-mentioned male cone (strobilus masculinus), and with above-mentioned inner conical surface mutually inserting connect.Here, on inner conical surface, have dovetail groove 53 for above-mentioned iron chains plate 63 edge connectings, drive liner 5 by the first oil cylinder A and make axial downward movement along ring-shaped jacket 4 inwalls, by means of the cone match between liner and the chuck, each minute chuck 62 is moved as horizontal direction, finish the stripping process of product with this.
Also be provided with the 3rd oil cylinder C in the present embodiment, the piston rod of the 3rd oil cylinder C is connected mutually with base plate 1.Because entire mechanism of the present utility model is supported on the base plate 1, therefore when base plate 1 moves up and down with the action of the 3rd oil cylinder, entire mechanism is changed with respect to fuel tank mould occurrence positions, cooperate with this and finish the concerned process steps of whole fuel tank mould in blow molding.In addition, on base plate 1, also be provided with four upright guide pillars 10, utilize each guide pillar, make base plate can be steadily, move with respect to the fuel tank mould reliably.
Owing to can make mould produce certain temperature rise in blow-moulding process, this temperature rise meeting causes the mold hot distortion and produces internal stress thus, thereby influences the outward appearance and the geometric accuracy of product.For this reason, in the endoporus of above-mentioned chuck 6, be provided with cooling water pipe 67,, in cooling water pipe, pass to cooling water and lower the temperature, can improve the quality of products, guarantee the reliability that mould uses referring to shown in Figure 8.
The utility model is driven on the liner by first oil cylinder and to move when blow molding, makes each minute chuck be combined into chuck, and second oil cylinder promotes to move to desired location on the extruding disk by ejecting post simultaneously, is retained to blowing always and finishes and cool off.Carry out demoulding action then, promptly drive liner and move down, under the cone match between liner and the chuck, make each minute chuck move horizontally and form the shape that scatters by first oil cylinder; Move down by ejecting the moving extruding disk of cornice by second oil cylinder simultaneously, make product be able to the demoulding successfully.
Claims (9)
1, a kind of oil feeding port of automobile gasoline tank mould, the base plate (1) that comprises band mould pin (2), it is characterized in that: also comprise the connecting plate (3) that is supported on this base plate (1) and be positioned at that connecting plate (3) is gone up and the middle part tape spool to the ⊥ of through hole font chassis (7), concentric locking collar is equipped with the ring-shaped jacket (4) that is connected mutually with it outside this ⊥ font chassis (7), be provided with the liner (5) of band inner conical surface (51) interior week of this ring-shaped jacket (4), dispose the combined type chuck (6) of band male cone (strobilus masculinus) (64) between the inner conical surface of this liner (51) and chassis (7), and male cone (strobilus masculinus) (64) inserting each other of inner conical surface of liner (51) and chuck is connected, simultaneously on the oral area end face of described liner (5) and chuck (6), be distributed with locating convex block with one heart, and the oral area madial wall of chuck (6) is provided with an internal projecting ring (61), the below of this internal projecting ring (61) is set to cylindrical cavity (66), in this cylindrical cavity (66), be provided with the extruding disk (8) that is complementary with it, the upper surface of this extruding disk (8) has annular bead (81), and be fixed with on the described connecting plate (3) be arranged in above-mentioned chassis (7) through hole eject post (9), also be provided with in described floor below and drive above-mentioned liner (5) and drive above-mentioned extruding disk (8) mobile second oil cylinder (B) cylindrical cavity (66) in along ring-shaped jacket (4) axially movable first oil cylinder of inwall (A) with by the above-mentioned post that ejects.
2, oil feeding port of automobile gasoline tank mould according to claim 1 is characterized in that: also be provided with and drive the 3rd oil cylinder (C) that base plate (1) moves up and down.
3, oil feeding port of automobile gasoline tank mould according to claim 2 is characterized in that: described base plate (1) is provided with guide pillar (10).
4, oil feeding port of automobile gasoline tank mould according to claim 1 is characterized in that: described combined type chuck (6) is made up of four the branch chucks (62) along the circumference symmetric arrangement.
5, oil feeding port of automobile gasoline tank mould according to claim 1, it is characterized in that: be provided with iron chains plate (63) between the male cone (strobilus masculinus) (64) of inner conical surface of described liner (51) and chuck, this iron chains plate (63) is fixed in the groove of male cone (strobilus masculinus), and with above-mentioned inner conical surface mutually inserting connect.
6, oil feeding port of automobile gasoline tank mould according to claim 5 is characterized in that: have the dovetail groove (52) for above-mentioned iron chains plate (63) edge connecting on the described inner conical surface.
7, according to the described oil feeding port of automobile gasoline tank mould of the arbitrary claim of claim 1 to 6, it is characterized in that: a liner insert (20) is set between the bottom surface of described liner (5) and described chassis (7).
8, according to the described oil feeding port of automobile gasoline tank mould of the arbitrary claim of claim 1 to 6, it is characterized in that: be provided with cooling water pipe (67) in the endoporus of described combined type chuck (6).
9, according to the described oil feeding port of automobile gasoline tank mould of the arbitrary claim of claim 1 to 6, it is characterized in that: described locating convex block has three, and also has two radially fins on each locating convex block surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201913915U CN201128226Y (en) | 2007-11-20 | 2007-11-20 | Mould for refill opening of automobile oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201913915U CN201128226Y (en) | 2007-11-20 | 2007-11-20 | Mould for refill opening of automobile oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201128226Y true CN201128226Y (en) | 2008-10-08 |
Family
ID=40016054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201913915U Expired - Fee Related CN201128226Y (en) | 2007-11-20 | 2007-11-20 | Mould for refill opening of automobile oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201128226Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358558A (en) * | 2013-07-08 | 2013-10-23 | 亚普汽车部件股份有限公司 | Oil filling port molding method for two-sheet blow molding process and preparation device |
| CN104607604A (en) * | 2013-11-04 | 2015-05-13 | 大林企业株式会社 | Manufacturing mold of a hollow cylindrical casting |
| CN110370581A (en) * | 2019-08-06 | 2019-10-25 | 宁波方正汽车模具股份有限公司 | Metal card disc molding mechanism |
| CN113477782A (en) * | 2021-07-05 | 2021-10-08 | 嘉兴坤博新能源装备制造有限公司 | Precision stamping device of crystal growth furnace crucible cover plate |
-
2007
- 2007-11-20 CN CNU2007201913915U patent/CN201128226Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358558A (en) * | 2013-07-08 | 2013-10-23 | 亚普汽车部件股份有限公司 | Oil filling port molding method for two-sheet blow molding process and preparation device |
| CN103358558B (en) * | 2013-07-08 | 2016-06-08 | 亚普汽车部件股份有限公司 | A kind of for oil port forming method and preparation facilities in two panels blow molding process |
| CN104607604A (en) * | 2013-11-04 | 2015-05-13 | 大林企业株式会社 | Manufacturing mold of a hollow cylindrical casting |
| CN110370581A (en) * | 2019-08-06 | 2019-10-25 | 宁波方正汽车模具股份有限公司 | Metal card disc molding mechanism |
| CN113477782A (en) * | 2021-07-05 | 2021-10-08 | 嘉兴坤博新能源装备制造有限公司 | Precision stamping device of crystal growth furnace crucible cover plate |
| CN113477782B (en) * | 2021-07-05 | 2022-12-27 | 嘉兴坤博新能源装备制造有限公司 | Precision stamping device of crystal growth furnace crucible cover plate |
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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: 20081008 Termination date: 20161120 |