CN202985924U - Plastic fuel tank forming device - Google Patents
Plastic fuel tank forming device Download PDFInfo
- Publication number
- CN202985924U CN202985924U CN 201220644219 CN201220644219U CN202985924U CN 202985924 U CN202985924 U CN 202985924U CN 201220644219 CN201220644219 CN 201220644219 CN 201220644219 U CN201220644219 U CN 201220644219U CN 202985924 U CN202985924 U CN 202985924U
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- CN
- China
- Prior art keywords
- injection moulding
- half module
- plastic injection
- fuel tank
- clamping mechanism
- 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.)
- Withdrawn - After Issue
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to a plastic fuel tank forming device. A left mold locking mechanism and a right mold locking mechanism which are connected mutually are installed on a transverse guide rail of a base, a left plastic injection half mold is fixed on the left mold locking mechanism, and a right plastic injection half mold is independently supported on the transverse guide rail and is mutually connected with the right mold locking mechanism through a cylinder; a left plastic injection cavity and a right plastic injection cavity are respectively formed in the opposite end surfaces of the left plastic injection half mold and the right plastic injection half mold; a preforming template and a built-in mechanism are installed between the left plastic injection half mold and the right plastic injection half mold, wherein the preforming template and the built-in mechanism can move along a longitudinal guide rail; and the left end surface and the right end surface of the preforming template are respectively matched with the opposite end surfaces of the left plastic injection half mold and the right plastic injection half mold. The left plastic injection half mold and the right plastic injection half mold are respectively clamped on two sides of the preforming template for plastic injecting, then the left plastic injection half mold and the right plastic injection half mold are separated, the preforming template is moved out, the built-in mechanism is moved between the left plastic injection half mold and the right plastic injection half mold and is moved out after built-in parts are connected in an adhesive mode, and the left plastic injection half mold and the right plastic injection half mold are folded and are connected in an adhesive mode. According to the plastic fuel tank forming device and the forming method, a produced fuel tank is uniform in wall thickness, reliable in quality, high in production efficiency, and low in cost and material consumption.
Description
Technical field
The utility model relates to a kind of plastic fuel tank shaped device, belongs to the plastic fuel tank technical field.
Background technology
Plastic fuel tank inside needs the installation function part, as washboard, liquid/vapor separator, liquid level sensor, oil pump etc.In order to realize being connected between the outer parts of part and casing in fuel tank, traditional method be fuel tank this body formed after, punching on tank wall, welding and assembling.The number of openings of minimizing on box body wall, the size that reduces perforate are conducive to reduce the interior fuel-steam of casing to the discharge capacity of environment, have increased difficulty for parts with being connected of casing but do also like this.
In order to realize the target of low emission, the assembly of welding on fuel tank and assembling is placed into the inside of fuel tank, be to reduce hydrocarbon to a feasible method of external leakage.Blowing tubular parison for traditional wants to realize that assembly is built-in, can only assembly be put into parison inside by the parison port, and the size of parison port is less, and large-sized assembly can't be put into wherein.For making built-in part have the free degree of increase, gradually two parison blow molding methods have been produced, two parisons flow between left and right half module, blow in the backward parison of left and right half module matched moulds to make the left and right parison be fitted in respectively on the die cavity wall of left half module, right half module and moulding.There is following weak point in this technique: 1. the fuel tank of blow molding has larger overlap, needs the artificial removal, wastes the raw-material while, has increased cost of labor; 2. blowing is by the die head blanking, is difficult to control because action of gravitation causes parison, easily causes fuel tank part wall thickness defective, and fuel tank is scrapped; 3. owing to being that mode by high pressure blows is carried out blow molding after the mould closure, the size of pressure very easily causes the inequality of fuel tank wall thickness, and fuel tank is scrapped; 4. in blowing process, air consumption is large and noise is larger; 5. the price of blow moulding equipment far above injection-moulding device, has increased the manufacturing cost of fuel tank.
The utility model content
The purpose of this utility model is, overcomes problems of the prior art, and a kind of plastic fuel tank shaped device is provided, and makes the casing wall thickness that forms even, reliable in quality.
for solving above technical problem, a kind of plastic fuel tank shaped device provided by the utility model, comprise base, the upper plane of described base is equipped with cross slide way along its length, left clamping mechanism and the right clamping mechanism that can move along cross slide way respectively are installed on described cross slide way, left injection moulding half module is installed on described left clamping mechanism, right injection moulding half module is installed on described right clamping mechanism, a described left side, be respectively equipped with a left side on right injection moulding half module, right injection moulding die cavity, a described left side, right injection moulding die cavity arrange in opposite directions and respectively with the left side of fuel tank, right two halves shape size is identical, also be equipped with on described cross slide way respectively with the synchronization-moving left and right injection molding extruder of described left and right injection moulding half module, the outlet of described left and right injection molding extruder communicates with the left and right injection moulding die cavity of described left and right injection moulding half module respectively, and the entrance of described left and right injection molding extruder is separately installed with hopper, be provided with the longitudinal rail perpendicular with described cross slide way between described left and right injection moulding half module, described longitudinal rail two ends are separately installed with preformed template and the built-in mechanism that guide rail longitudinally moves, the left and right end face of described preformed template matches with the end face in opposite directions of described left and right injection moulding half module respectively, and on described built-in mechanism, clamping has the built-in part of fuel tank.
With respect to prior art, the utility model has been obtained following beneficial effect: fuel tank is divided into two parts, and respectively by the injection mo(u)lding of this device, injection moulding can be controlled arbitrarily shape and the size of casing with two parts; Because the wall thickness of injection mold is changeless, be not subjected to the impact of gravity and blank flowing velocity, also not by compression air blow the impact of power, the wall thickness of fuel tank moulding can be made corresponding injection mold as required, realize that wall thickness is fully controlled, wall thickness evenly and saved the parison raw material; Injection moulding is with respect to blowing, and cost is lower; Because injection moulding speed is fast, parison can be completed the docking of bonding and the right and left of built-in part before cooling, has saved the operation of follow-up intensification heating welding, and production efficiency is high, and is with short production cycle; By adding the assembly built-in, in the process of fuel tank moulding, the assembly of following process is built in fuel tank; The fuel tank of injection mo(u)lding does not need gases at high pressure blowing, has reduced production cost, has reduced simultaneously environmental noise; Need not punching welding on fuel tank, increased the intensity of fuel tank, improved its sealing property.
As preferred version of the present utility model, the interconnecting by oil cylinder between end face in opposite directions of described right injection moulding half module and described right clamping mechanism, the bottom of described right injection moulding half module by right injection moulding half module slide independent support on described cross slide way; Be fixedly connected with by connecting rod between described left clamping mechanism and described right clamping mechanism.Left clamping mechanism and left injection moulding half module and right clamping mechanism are overall structure; when being moved to the left under the driving of right injection moulding half module at oil cylinder; left and right clamping mechanism and left injection moulding half module synchronously move right under the oil cylinder reaction force drives, and oil cylinder has realized that namely left and right injection moulding half module realizes Bidirectional clamping in preformed template both sides.
As preferred version of the present utility model, described cross slide way is provided with two that are parallel to each other, and described left clamping mechanism, right clamping mechanism and right injection moulding half module slide are supported on respectively on two described cross slide waies.
As preferred version of the present utility model, interconnect by three described connecting rods between described left clamping mechanism and described right clamping mechanism, three described connecting rods are parallel to each other and distribution triangular in shape.Three connecting rods are triangular in shape to be fixedly connected with left clamping mechanism with right clamping mechanism, Stability Analysis of Structures and overall weight are lighter.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, accompanying drawing only provides reference and explanation use, and is non-in order to limit the utility model.
Fig. 1 is the front view of the utility model plastic fuel tank shaped device.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the stereogram of the utility model plastic fuel tank shaped device.
In figure: 1. base; 2. cross slide way; 3. left clamping mechanism; 4. right clamping mechanism; 5. left injection moulding half module; 6. right injection moulding half module; 6a. right injection moulding half module slide; 7. connecting rod; 8. oil cylinder; 9. left injection molding extruder; 10. right injection molding extruder; 11. hopper; 12. extruder drive motors; 13. gear reduction box; 14. longitudinal rail; 15. preformed template; 16. built-in mechanism.
The specific embodiment
as shown in Figure 1 to Figure 3, the utility model plastic fuel tank shaped device, comprise base 1, the upper plane of base 1 is equipped with two cross slide waies that are parallel to each other 2 along its length, left clamping mechanism 3 and the right clamping mechanism 4 that can move along cross slide way respectively are installed on cross slide way 2, thirty years of age in opposite directions of left injection moulding half module 5 and right injection moulding half module 6, left injection moulding half module 5 is fixed on left clamping mechanism 3, interconnecting by oil cylinder 8 between end face in opposite directions of right injection moulding half module 6 and right clamping mechanism 4, the bottom of right injection moulding half module 6 by right injection moulding half module slide 6a independent support on cross slide way, be fixedly connected with by three connecting rods 7 between left clamping mechanism 3 and right clamping mechanism 4, three connecting rods are parallel to each other, and respectively near cross slide way, a connecting rod is on top lower for two connecting rods, three connecting rod distributions triangular in shape.
Left injection moulding half module 5 is provided with left injection moulding die cavity, and right injection moulding half module 6 is provided with right injection moulding die cavity, and left injection moulding die cavity is arranged in opposite directions with right injection moulding die cavity and the left and right two halves shape size with fuel tank is identical respectively; Also be equipped with on cross slide way with the synchronization-moving left injection molding extruder 9 of left injection moulding half module 5, and with the synchronization-moving right injection molding extruder 10 of right injection moulding half module 6.Left injection molding extruder 9, right injection molding extruder 10 are driven by extruder drive motors 12 and gear reduction box 13 respectively, the outlet of left injection molding extruder 9 communicates with the left injection moulding die cavity of left injection moulding half module 5, the outlet of right injection molding extruder 10 communicates with the right injection moulding die cavity of right injection moulding half module 6, and the entrance of left injection molding extruder 9, right injection molding extruder 10 is separately installed with hopper 11.
Be provided with the longitudinal rail 14 perpendicular with cross slide way between left injection moulding half module 5, right injection moulding half module 6, longitudinal rail 14 two ends are separately installed with preformed template 15 and the built-in mechanism 16 that guide rail longitudinally moves, the left and right end face of preformed template 15 matches with the end face in opposite directions of left injection moulding half module 5, right injection moulding half module 6 respectively, and on built-in mechanism 16, clamping has the built-in part of fuel tank.
Comprise the following steps successively during the fuel tank moulding: (1) right injection moulding half module 6 is moved to the left along cross slide way under the driving of oil cylinder 8, left clamping mechanism 3, right clamping mechanism 4 and left injection moulding half module 5 move right along cross slide way under the driving of oil cylinder 8, until left injection moulding half module 5, right injection moulding half module 6 are clamped in respectively the both sides of preformed template 15; (2) injection raw material enters respectively left injection molding extruder 9, right injection molding extruder 10 from hopper 11, then enters and fill with the left injection moulding die cavity of left injection moulding half module 5, right injection moulding half module 6, right injection moulding die cavity by the outlet of left injection molding extruder 9, right injection molding extruder 10 respectively; (3) left injection moulding half module 5, right injection moulding half module 6 separate under the driving of oil cylinder 8 respectively, and then preformed template 15 longitudinally guide rail 14 shifts out between left injection moulding half module 5, right injection moulding half module 6; (4) built-in mechanism 16 longitudinally guide rail 14 move between left injection moulding half module 5, right injection moulding half module 6, then the built-in part of fuel tank is bonded in the inwall of left injecting preform or right injecting preform; (5) built-in mechanism 16 longitudinally guide rail 14 shift out between left injection moulding half module 5, right injection moulding half module 6; (6) left injection moulding half module 5, right injection moulding half module 6 are again mutually close until close up the mutual bonding integral body that makes fuel tank become sealing of the end face in opposite directions of left and right injecting preform under the driving of oil cylinder 8.
The above is only the better possible embodiments of the utility model, and is non-so limit to scope of patent protection of the present utility model.In addition to the implementation, the utility model can also have other embodiments.For example also can be fixedly connected with right clamping mechanism by right injection moulding half module, oil cylinder is connected etc. with left injection moulding half module, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (4)
1. plastic fuel tank shaped device, comprise base, the upper plane of described base is equipped with cross slide way along its length, left clamping mechanism and the right clamping mechanism that can move along cross slide way respectively are installed on described cross slide way, it is characterized in that: left injection moulding half module is installed on described left clamping mechanism, right injection moulding half module is installed on described right clamping mechanism, be respectively equipped with left and right injection moulding die cavity on described left and right injection moulding half module, described left and right injection moulding die cavity is arranged in opposite directions and the left and right two halves shape size with fuel tank is identical respectively; Also be equipped with on described cross slide way respectively with the synchronization-moving left and right injection molding extruder of described left and right injection moulding half module, the outlet of described left and right injection molding extruder communicates with the left and right injection moulding die cavity of described left and right injection moulding half module respectively, and the entrance of described left and right injection molding extruder is separately installed with hopper; Be provided with the longitudinal rail perpendicular with described cross slide way between described left and right injection moulding half module, described longitudinal rail two ends are separately installed with preformed template and the built-in mechanism that guide rail longitudinally moves, the left and right end face of described preformed template matches with the end face in opposite directions of described left and right injection moulding half module respectively, and on described built-in mechanism, clamping has the built-in part of fuel tank.
2. plastic fuel tank shaped device according to claim 1, it is characterized in that, interconnecting by oil cylinder between end face in opposite directions of described right injection moulding half module and described right clamping mechanism, the bottom of described right injection moulding half module by right injection moulding half module slide independent support on described cross slide way; Be fixedly connected with by connecting rod between described left clamping mechanism and described right clamping mechanism.
3. plastic fuel tank shaped device according to claim 2, is characterized in that, described cross slide way is provided with two that are parallel to each other, and described left clamping mechanism, right clamping mechanism and right injection moulding half module slide are supported on respectively on two described cross slide waies.
4. plastic fuel tank shaped device according to claim 3, is characterized in that, interconnects by three described connecting rods between described left clamping mechanism and described right clamping mechanism, and three described connecting rods are parallel to each other and distribution triangular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220644219 CN202985924U (en) | 2012-11-29 | 2012-11-29 | Plastic fuel tank forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220644219 CN202985924U (en) | 2012-11-29 | 2012-11-29 | Plastic fuel tank forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202985924U true CN202985924U (en) | 2013-06-12 |
Family
ID=48557141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220644219 Withdrawn - After Issue CN202985924U (en) | 2012-11-29 | 2012-11-29 | Plastic fuel tank forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202985924U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317687A (en) * | 2013-07-03 | 2013-09-25 | 德科摩橡塑科技(东莞)有限公司 | Opening and assembling die and carrying product structure of rubber machine |
| CN115847711A (en) * | 2022-11-01 | 2023-03-28 | 宁波德玛智能机械有限公司 | Two-way bimodulus injection molding machine |
-
2012
- 2012-11-29 CN CN 201220644219 patent/CN202985924U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317687A (en) * | 2013-07-03 | 2013-09-25 | 德科摩橡塑科技(东莞)有限公司 | Opening and assembling die and carrying product structure of rubber machine |
| CN103317687B (en) * | 2013-07-03 | 2016-03-09 | 德科摩橡塑科技(东莞)有限公司 | A kind of folding mould of rubber machine and holder article construction |
| CN115847711A (en) * | 2022-11-01 | 2023-03-28 | 宁波德玛智能机械有限公司 | Two-way bimodulus injection molding machine |
| CN115847711B (en) * | 2022-11-01 | 2024-04-02 | 宁波德玛智能机械有限公司 | Two-way double-mode injection molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130612 Effective date of abandoning: 20140820 |
|
| RGAV | Abandon patent right to avoid regrant |