CN209257329U - Mold is used in a kind of production of plastic fuel tank - Google Patents
Mold is used in a kind of production of plastic fuel tank Download PDFInfo
- Publication number
- CN209257329U CN209257329U CN201822208769.9U CN201822208769U CN209257329U CN 209257329 U CN209257329 U CN 209257329U CN 201822208769 U CN201822208769 U CN 201822208769U CN 209257329 U CN209257329 U CN 209257329U
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- lower die
- die holder
- connector
- hole
- pipe
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Abstract
The utility model relates to a kind of plastic fuel tank production molds, lower die is connected on lower die holder, thread groove is offered on lower die periphery wall, there is cooling duct in lower die, lower die bottom has been downwardly extending the first connector and the second connector, first connector and the second connector are connected to cooling duct, and the first connector also passes through first pipe and is connected to cooler bin, and the second connector also passes through second pipe and is connected to cooler bin；Upper die holder is connected in driving mechanism, driving mechanism can drive upper die holder to move up and down with respect to bracket, upper mold is connected on upper die holder, upper mold is located above lower die, upper mold bottom is equipped with model hole, the injecting hole being connected to model hole is equipped at the top of upper mold, injecting hole, which is communicated with, leads modeling pipe, leads modeling pipe and is equipped with switch valve.The utility model can enable injection process long-time stable carry out, and lower die can be accelerated cooling, cooling time is greatly decreased, improves the production efficiency and quality of oil port cover, also facilitates blanking.
Description
Technical field
The utility model relates to plastic fuel tank fields more particularly to a kind of production of plastic fuel tank to use mold.
Background technique
Fuel tank is chiefly used in engine system, to load fuel oil, convenient for the storage, carrying and movement of fuel oil.Vehicle fuel tank
Cabinet on be respectively provided with oil filler for adding fuel oil, which configures an oil port cover, should after filling it up with fuel oil in fuel tank
Oil port cover tightly covers conjunction on the oil filler of fuel tank, to prevent fuel oil from leaking.Existing oil port cover production method is mostly to mould
Injected plastic liquid in having, it is lower that there are working efficiencies, and blanking is difficult, and the oil port cover bad product rate produced is higher to ask
Topic.
Utility model content
The utility model is exactly in view of the deficienciess of the prior art, provide a kind of plastic fuel tank production mold.
To solve the above problems, technical solution adopted in the utility model is as follows:
A kind of plastic fuel tank production mold, for being molded oil port cover, which includes workbench, connects on the table
Bracket, be also connected with lower die holder on the workbench, lower die be connected on the lower die holder, is opened up on the lower die periphery wall
There is thread groove, there is cooling duct in the lower die, the lower die bottom has been downwardly extending the first connector and the second connector,
First connector and the second connector are connected to cooling duct, and first connector also passes through first pipe and cooler bin connects
Logical, second connector also passes through second pipe and is connected to cooler bin；The upper die holder is connected in driving mechanism, the driving
Mechanism can drive upper die holder to move up and down with respect to bracket, and upper mold is connected on the upper die holder, and the upper mold is located at lower die
Top, the upper mold bottom are equipped with model hole, the injecting hole being connected to model hole are equipped at the top of the upper mold, and the injecting hole connects
It is connected with and leads modeling pipe, the modeling pipe of leading is equipped with switch valve.
Preferably, the driving mechanism includes the first cylinder and guide rod, and the fixing end of first cylinder is connected to branch
On frame, the piston end of first cylinder is connect with upper die holder, and the circular hole passed through for guide rod, institute are offered on the upper die holder
It states guide rod to be arranged in circular hole, one end is connected on workbench or bracket.
Preferably, third connector is connected on the upper die holder, one end of the third connector stretches in injecting hole, separately
One end is located above upper die holder, and the third junction portion above upper die holder is connected to the modeling pipe of leading.
Preferably, cooling water is loaded in the cooler bin, the first pipe or second pipe are equipped with circulating pump.
Preferably, the lower die holder and lower die penetratingly offer axis hole along axial direction, and two axis holes are interconnected, described
Mandril is equipped in axis hole, under natural conditions, the upper surface of the mandril and the upper surface of lower die are in same plane.
Preferably, the upper mold upper end extends to form annular plate outward, is connected between annular plate and upper die holder by screw thread
The mode of connecing connects；The lower die lower end offers lower die screw hole, and mode is connected through a screw thread between lower die and lower die holder and is connected.
Compared with prior art, the implementation result of the utility model is as follows:
(1) plastics liquid can directly be perfused by injecting hole in injection molding, since injecting hole is provided in upper mold, plastics liquid meeting
It is fallen by gravity by injecting hole, is remained in upper mold almost without plastics liquid, plastics liquid utilization rate is more abundant；And can prevent because
Plastics liquid is transformed into solid-state by liquid and causes injection molding hole plug, and injection process energy long-time stable carries out.
(2) cooling duct is equipped in lower die, cooling medium constantly recycles in cooling duct and cooler bin, accelerates lower die
It is cooling, cooling time is greatly decreased, improves the production efficiency and quality of oil port cover.
(3) it is additionally provided with axis hole in lower die and lower die holder, is equipped with mandril in axis hole, can be incited somebody to action by mandril after injection molding
Oil port cover ejection, facilitates blanking.
Detailed description of the invention
Fig. 1 is a kind of plastic fuel tank production mold structure diagram of the utility model.
Fig. 2 is the structural schematic diagram of upper mold in Fig. 1.
Fig. 3 is the structural schematic diagram of lower die in Fig. 1.
Fig. 4 is the stereoscopic schematic diagram of lower die in Fig. 1.
In figure: 1, workbench；2, bracket；3, guide rod；4, the first cylinder；5, upper die holder；6, third connector；7, modeling is led
Pipe；8, switch valve；9, upper mold；91, upper mould body；92, annular plate；93, upper mold screw hole；94, injecting hole；10, lower die holder；11,
Lower die；111, cooling duct；112, lower die screw hole；113, the first connector；114, the second connector；115, axis hole；12, cooler bin；
13, circulating pump；14, mandril.
Specific embodiment
Illustrate the content of the utility model below in conjunction with specific embodiments.
In conjunction with Fig. 1-4, the utility model proposes a kind of plastic fuel tank production mold, for being molded oil port cover, the mould
Tool includes workbench 1, the bracket 2 being connected on workbench 1, is also connected with lower die holder 10, the lower die holder on the workbench 1
It is connected with lower die 11 on 10, thread groove is offered on 11 periphery wall of lower die, there is cooling duct 111 in the lower die 11,
11 bottom of lower die has been downwardly extending the first connector 113 and the second connector 114, and first connector 113 and second connect
First 114 are connected to cooling duct 111, and first connector 113 is also connected to by first pipe with cooler bin 12, and described second
Connector 114 is also connected to by second pipe with cooler bin 12；The upper die holder 5 is connected in driving mechanism, the driving mechanism
Upper die holder 5 can be driven to move up and down with respect to bracket 2, upper mold 9 is connected on the upper die holder 5, the upper mold 9 is located at lower die
11 tops, 9 bottom of upper mold are equipped with model hole, are equipped with the injecting hole 94 being connected to model hole, the note at the top of the upper mold 9
Mole 94, which is communicated with, leads modeling pipe 7, and the modeling pipe 7 of leading is equipped with switch valve 8.
The utility model proposes a kind of plastic fuel tank production mold, its working principles are as follows: make upper die holder 5 drive on
Mould 9 moves downward, until upper mold 9 is resisted against on lower die holder 10, makes to cooperatively form between upper mold 9 and lower die 11 and oil port cover shape
Matched type chamber.By injecting hole 94 to type intra-bladder instillation plastics liquid, the cooling medium in cooler bin 12 is made to exist after perfusion
Circulation in cooler bin 12 and cooling duct 111, accelerates the cooling of plastics liquid.After predetermined time, upper die holder 5 is made to drive upper mold multiple
Position, then by oil port cover after molding by being removed in lower die 11.
Since injecting hole 94 is provided in upper mold 9, plastics liquid can be fallen by gravity by injecting hole 94, several in upper mold 9
It is remained without plastics liquid, plastics liquid utilization rate is more abundant；And it can prevent from being molded caused by being transformed into solid-state by liquid because of plastics liquid
Hole 94 blocks, and injection process energy long-time stable carries out.
Cooling duct 111 is equipped in lower die 11, cooling medium constantly recycles in cooling duct 111 and cooler bin 12,
Accelerate lower die 11 cooling, cooling time is greatly decreased, improves the production efficiency and quality of oil port cover.
Previously described driving mechanism includes the first cylinder 4 and guide rod 3, and the fixing end of first cylinder 4 is connected to
On bracket 2, the piston end of first cylinder 4 is connect with upper die holder 5, is offered on the upper die holder 5 and is passed through for guide rod 3
Circular hole, the guide rod 3 are arranged in circular hole, and one end is connected on workbench 1 or bracket 2.This mode makes the fortune of upper die holder 5
Dynamic more steady, movement ensure that the quality of product after injection molding without offset.
Third connector 6 is connected on the upper die holder 5, one end of the third connector 6 stretches in injecting hole 94, another
End is located at 5 top of upper die holder, and 6 part of third connector above upper die holder 5 is connected to the modeling pipe 7 of leading.This mode is convenient
Plastics liquid is perfused into injecting hole 94, and plastics liquid will not leak.
Under the premise of guaranteeing cooling efficiency, for reduce cooling cost, the present embodiment using water-cooling pattern to lower die 11 into
Row cooling is specifically loaded with cooling water in the cooler bin 12, the first pipe or second pipe are equipped with circulating pump
13。
The lower die holder 10 and lower die 11 penetratingly offer axis hole 115 along axial direction, and two axis holes 115 are interconnected,
It is equipped with mandril 14 in the axis hole 115, under natural conditions, the upper surface of the mandril 14 is in same with the upper surface of lower die 11
Plane.Oil port cover can be ejected by mandril 14 after injection molding, facilitate blanking.In addition, driving mandril 14 is transported for convenience
Dynamic, mandril 14 is connect with the piston end of the second cylinder, and is driven and moved up and down by the second cylinder.
In order to facilitate the installation of upper mold 9, the upper mold 9 includes upper mould body 91, and 91 upper end of upper mould body extends outward
Annular plate 92 is formed, upper mold screw hole 93 is penetratingly offered on the annular plate 92, is offered on the upper die holder 5 and upper mold spiral shell
The upper die holder screw hole that hole 93 is connected to is connected between upper film screw hole 93 and upper die holder screw hole by fixing bolt.
In order to facilitate the installation of lower die 11,11 lower end of lower die offers lower die screw hole 112, on the lower die holder 10 penetratingly
The lower die holder screw hole being connected to lower die screw hole 112 is offered, is connected between lower die screw hole 112 and lower die holder screw hole by fixing bolt
It connects.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of plastic fuel tank production mold, for being molded oil port cover, which includes workbench, connects on the table
Bracket, which is characterized in that be also connected with lower die holder on the workbench, be connected with lower die on the lower die holder, outside the lower die
Thread groove is offered on peripheral wall, there is cooling duct in the lower die, the lower die bottom has been downwardly extending the first connector
With the second connector, first connector and the second connector are connected to cooling duct, and first connector also passes through first pipe
It is connected to cooler bin, second connector also passes through second pipe and is connected to cooler bin；Upper die holder is connected in driving mechanism, institute
Stating driving mechanism can drive upper die holder to move up and down with respect to bracket, and upper mold, the upper mold position are connected on the upper die holder
Above lower die, the upper mold bottom is equipped with model hole, is equipped with the injecting hole being connected to model hole, the note at the top of the upper mold
Mole, which is communicated with, leads modeling pipe, and the modeling pipe of leading is equipped with switch valve.
2. a kind of plastic fuel tank production mold according to claim 1, which is characterized in that the driving mechanism includes the
The fixing end of one cylinder and guide rod, first cylinder is connected on bracket, the piston end and upper die holder of first cylinder
It connects, offers the circular hole passed through for guide rod on the upper die holder, the guide rod is arranged in circular hole, and one end is connected to
On workbench or bracket.
3. a kind of plastic fuel tank production mold according to claim 1, which is characterized in that be connected on the upper die holder
One end of third connector, the third connector stretches in injecting hole, and the other end is located above upper die holder, is located above upper die holder
Third junction portion with it is described lead modeling pipe be connected to.
4. a kind of plastic fuel tank production mold according to claim 1, which is characterized in that be loaded in the cooler bin
Cooling water, the first pipe or second pipe are equipped with circulating pump.
5. a kind of plastic fuel tank production mold according to claim 1, which is characterized in that the lower die holder and lower die edge
Axial penetratingly to offer axis hole, two axis holes are interconnected, and mandril, under natural conditions, the top are equipped in the axis hole
The upper surface of bar and the upper surface of lower die are in same plane.
6. a kind of plastic fuel tank production mold according to claim 1, which is characterized in that the upper mold includes upper mold master
Body, the upper mould body upper end extend to form annular plate, the side of being connected through a screw thread between the annular plate and upper die holder outward
Formula connection；The lower die lower end offers lower die screw hole, is connected through a screw thread mode between the lower die and lower die holder and connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822208769.9U CN209257329U (en) | 2018-12-27 | 2018-12-27 | Mold is used in a kind of production of plastic fuel tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822208769.9U CN209257329U (en) | 2018-12-27 | 2018-12-27 | Mold is used in a kind of production of plastic fuel tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209257329U true CN209257329U (en) | 2019-08-16 |
Family
ID=67561674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822208769.9U Active CN209257329U (en) | 2018-12-27 | 2018-12-27 | Mold is used in a kind of production of plastic fuel tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209257329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810008A (en) * | 2020-12-26 | 2021-05-18 | 浙江神英科技股份有限公司 | Shampoo bottle preparation system |
-
2018
- 2018-12-27 CN CN201822208769.9U patent/CN209257329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112810008A (en) * | 2020-12-26 | 2021-05-18 | 浙江神英科技股份有限公司 | Shampoo bottle preparation system |
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