CN220841399U - Two-piece type plastic oil tank blow molding die, device and processing equipment - Google Patents
Two-piece type plastic oil tank blow molding die, device and processing equipment Download PDFInfo
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- CN220841399U CN220841399U CN202322685851.1U CN202322685851U CN220841399U CN 220841399 U CN220841399 U CN 220841399U CN 202322685851 U CN202322685851 U CN 202322685851U CN 220841399 U CN220841399 U CN 220841399U
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- blow molding
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- molding die
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- 238000000071 blow moulding Methods 0.000 title claims abstract description 57
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 239000002828 fuel tank Substances 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000007664 blowing Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a two-piece type plastic oil tank blow molding die, a device and processing equipment, wherein the two-piece type plastic oil tank blow molding die comprises a left blow molding die, a right blow molding die and an intermediate die arranged between the left blow molding die and the right blow molding die, wherein forming cavities are formed in the left blow molding die and the right blow molding die, and a plurality of groups of fixing holes are formed in the outer sides of the forming cavities; the two sides of the middle mold are provided with pressing pieces at positions corresponding to the fixing holes of the left blow mold and the right blow mold; when the left blow mold and the right blow mold are pressed on both sides of the middle mold, the pressing member is engaged with the fixing hole. According to the two-piece plastic oil tank blow molding die, in the process of blowing the two-piece plastic oil tank, the material blanks can be fixed, and too much contact area is not required to be reserved for the material blanks, so that the material blanks are greatly saved.
Description
Technical Field
The utility model relates to a plastic oil tank mould, in particular to a two-piece plastic oil tank blow mould, a device and processing equipment.
Background
In the blow molding production process of the two-piece plastic oil tank, a single middle mold or a plurality of middle molds are arranged, so that the molds need to be opened and closed for a plurality of times, and the blanks can be driven or fall off in the opening and closing process, so that poor molding is caused, and a special mechanical structure is needed to be designed to fix the blanks. In the prior art, a mode of an air cylinder manipulator and a pressing plate is commonly adopted, and the pressing plate is driven to move through the air cylinder manipulator, so that clamping and fixing of a blank are realized, however, the pressing plate in the mode needs to be in contact with the blank, so that the blank needs to be reserved with enough contact area, the width of the blank is required to be more, and therefore too much raw materials are wasted.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide the two-piece type plastic oil tank blow molding die, which not only can fix the blank in the process of blowing the two-piece type plastic oil tank, but also does not need to reserve too much contact area for the blank, thereby greatly saving the blank.
A second object of the present utility model is to provide a two-piece plastic fuel tank blow molding apparatus using the above two-piece plastic fuel tank blow molding mold.
A second object of the present utility model is to provide a two-piece plastic fuel tank processing apparatus using the above two-piece plastic fuel tank blow molding device.
The technical scheme for solving the problems in the prior art is as follows:
The two-piece plastic oil tank blow molding die comprises a left blow molding die, a right blow molding die and an intermediate die arranged between the left blow molding die and the right blow molding die, wherein forming cavities are formed in the left blow molding die and the right blow molding die, and a plurality of groups of fixing holes are formed in the outer sides of the forming cavities; the two sides of the middle mold are provided with pressing pieces at positions corresponding to the fixing holes of the left blow mold and the right blow mold; when the left blow mold and the right blow mold are pressed on both sides of the middle mold, the pressing member is engaged with the fixing hole.
Preferably, the fixing holes are divided into a first fixing hole and a second fixing hole, wherein the first fixing holes are arranged along the outer contour of the forming cavity; the second fixing hole is formed at the top of the left and right blow molds.
Preferably, the pressing piece is a pressing bar.
Preferably, the pressing strips are arranged at positions corresponding to the first fixing holes or/and the second fixing holes in two side surfaces of the middle die.
Preferably, the first fixing holes and the second fixing holes are all multiple groups.
Preferably, the two sides of the middle mold are provided with air blowing structures.
A two-piece type plastic oil tank blow molding device comprises a two-piece type plastic oil tank blow molding die, a die clamping driving mechanism for driving a left blow molding die and a right blow molding die to move in opposite directions or in opposite directions, and an intermediate die driving mechanism for driving an intermediate die to enter or leave between the left blow molding die and the right blow molding die.
Preferably, the mold closing driving mechanism is driven by a hydraulic cylinder or an electric push rod.
Preferably, the middle die driving mechanism is driven by a hydraulic cylinder or an electric push rod.
A processing device for a two-piece plastic oil tank comprises the two-piece plastic oil tank blow molding device.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the two-piece plastic oil tank blow molding die disclosed by the utility model, the pressing pieces are arranged on the two side surfaces of the middle die, and the fixing holes are arranged on the left blow die and the right blow die, so that after the two side surfaces of the middle die are closed, air is blown, and partial blanks enter the fixing holes of the left blow die and the right blow die under the action of air pressure and the pressing pieces, so that when the middle die leaves the space between the left blow die and the right blow die, the blanks on the two sides can be respectively fixed on the left blow die and the right blow die, and therefore, the blanks on the two sides can not fall or wave, and the positions of the blanks on the left blow die and the right blow die can not be changed when the left blow die and the right blow die are closed again, so that the quality of a processed plastic oil tank can be ensured.
2. In the two-piece plastic oil tank blow molding die, the material blanks are fixed through the fixing holes in the process of blowing the two-piece plastic oil tank, so that excessive contact areas are not required to be reserved for the material blanks, the material blanks can be fixed, the material blanks can be greatly saved, and the production cost is reduced.
3. The two-piece plastic oil tank blow molding die can reduce the generation of the flash of the oil tank, and the original mode of clamping by the air cylinder clamp or pressing the blank by the air cylinder pressing plate is canceled, and the blank is fixed by directly drilling a molding cavity of the die, so that the width of the blank can be greatly reduced, the effect of reducing the flash is achieved, and the manufacturing cost is greatly saved.
Drawings
Fig. 1 is a schematic perspective view of a blow mold for a two-piece plastic fuel tank according to the present utility model.
Fig. 2 is an exploded view of a two-piece plastic fuel tank blow mold of the present utility model.
Fig. 3 is a schematic view of the structure of the right blow mold.
Fig. 4 is a schematic structural view of the left blow mold.
Fig. 5 to 6 are schematic structural views of both sides of the intermediate mold.
Detailed Description
The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.
Example 1
Referring to fig. 1-6, the two-piece plastic fuel tank blow mold of the present utility model comprises a left blow mold 1, a right blow mold 3 and an intermediate mold 2 arranged between the left blow mold 1 and the right blow mold 3, wherein forming cavities 4 are arranged on the left blow mold 1 and the right blow mold 3, and a plurality of groups of fixing holes are arranged on the outer sides of the forming cavities 4; the two sides of the middle mold 2 are provided with pressing pieces at positions corresponding to the fixing holes of the left blow mold 1 and the right blow mold 3; when the left blow mold 1 and the right blow mold 3 are pressed on both sides of the middle mold 2, the pressing member is engaged with the fixing hole, and is a pressing bar 5.
Referring to fig. 1-6, the fixing holes are divided into a first fixing hole 6 and a second fixing hole 7, wherein the first fixing holes 6 are multiple groups, and the multiple groups of first fixing holes 6 are equidistantly arranged along the outer contour of the forming cavity 4; the second fixing holes 7 are multiple groups, and the multiple groups of second fixing holes 7 are equidistantly arranged along the width direction of the left blow mold 1 and the right blow mold 3; the pressing strips 5 are arranged at positions corresponding to the first fixing holes 6 or/and the second fixing holes 7 in the two side surfaces of the middle die 2.
Referring to fig. 1-6, two sides of the middle mold 2 are provided with blowing structures, by which blanks can be forced to be molded into molding cavities 4 in the left blow mold 1 and the right blow mold 3 when the molds are closed, and the blowing structures can be implemented by using existing devices.
Referring to fig. 1 to 6, the working principle of the two-piece plastic fuel tank blow mold of the utility model is as follows:
First, the left blow mold 1 and the right blow mold 3 are separated, the intermediate mold 2 is driven by the intermediate mold 2 driving mechanism to move between the left blow mold 1 and the right blow mold 3, then two blanks are respectively sent between the two sides of the intermediate mold 2 and the left blow mold 1 and the right blow mold 3, then the left blow mold 1 and the right blow mold 3 are closed, two blanks are respectively clamped between the two sides of the intermediate mold 2 and the left blow mold 1 and the right blow mold 3, then the two sides of the intermediate mold 2 are blown, so that the blanks are caused to be attached to the left blow mold 1 and the right blow mold 3, and the first fixing holes 6 and the second fixing holes 7 are formed on the left blow mold 1 and the right blow mold 3 due to the arrangement of the pressing strips 5 on the intermediate mold 2, so that the blanks are blown to the first fixing holes 6 outside the forming cavities 4 of the left blow mold 1 and the right blow mold 3 and the second fixing holes 7 close to the top of the left blow mold 1 and the right blow mold 3 during the blowing of the intermediate mold 2.
After the blowing is finished, the left blow molding die 1 and the right blow molding die 3 are opened, the middle die 2 is separated from the left blow molding die 1 and the right blow molding die 3, at the moment, the blank is fixed, so that falling and fluctuation cannot occur, and finally the left blow molding die 1 and the right blow molding die 3 are completely folded in place, and the left blank and the right blank are folded in place to form an integral oil tank.
Example 2
The two-piece type plastic oil tank blow molding device comprises the two-piece type plastic oil tank blow molding die, a die clamping driving mechanism for driving the left blow molding die 1 and the right blow molding die 3 to move in opposite directions or reversely, and an intermediate die driving mechanism for driving the intermediate die 2 to enter or leave between the left blow molding die 1 and the right blow molding die 3, wherein the die clamping driving mechanism and the intermediate die driving mechanism are driven by a hydraulic cylinder or an electric push rod.
In addition to the above-described structure, the rest of the structure may be implemented with reference to the existing device.
Example 3
The two-piece plastic oil tank processing equipment adopts the two-piece plastic oil tank blow molding device, and other structures can be implemented by referring to the existing device.
The foregoing is illustrative of the present utility model, and is not to be construed as limiting thereof, but rather as merely providing for the purpose of teaching herein before described various modifications, alternatives, variations and alternatives, as well as variations and alternatives, without departing from the spirit and principles of the utility model.
Claims (10)
1. The two-piece plastic oil tank blow molding die is characterized by comprising a left blow molding die, a right blow molding die and an intermediate die arranged between the left blow molding die and the right blow molding die, wherein forming cavities are formed in the left blow molding die and the right blow molding die, and a plurality of groups of fixing holes are formed in the outer sides of the forming cavities; the two sides of the middle mold are provided with pressing pieces at positions corresponding to the fixing holes of the left blow mold and the right blow mold; when the left blow mold and the right blow mold are pressed on both sides of the middle mold, the pressing member is engaged with the fixing hole.
2. The two-piece plastic tank blow mold of claim 1, wherein the securing holes are divided into a first securing hole and a second securing hole, wherein the first securing holes are equally spaced along an outer contour of the molding cavity; the second fixing hole is formed at the top of the left and right blow molds.
3. The two-piece plastic tank blow mold of claim 2 wherein the compression member is a bead.
4. A two-piece plastic tank blow mold according to claim 3, wherein the bead is provided in the two side faces of the intermediate mold at a position corresponding to the first fixing hole or/and the second fixing hole.
5. The two-piece plastic fuel tank blow mold of claim 4, wherein the first and second securing holes are each multiple sets.
6. The two-piece plastic tank blow mold of claim 1, wherein the middle mold is provided with blow structures on both sides.
7. A two-piece plastic tank blow molding apparatus comprising the two-piece plastic tank blow mold according to any one of claims 1 to 6, a mold clamping driving mechanism for driving the left and right blow molds to move in opposite directions or in opposite directions, and an intermediate mold driving mechanism for driving the intermediate mold into or out of between the left and right blow molds.
8. The two-piece plastic tank blow molding apparatus of claim 7, wherein the mold clamping drive mechanism is driven by a hydraulic cylinder or an electric push rod.
9. The two-piece plastic tank blow molding apparatus of claim 7, wherein the intermediate mold drive mechanism is driven by a hydraulic cylinder or an electric push rod.
10. A two-piece plastic fuel tank processing apparatus comprising a two-piece plastic fuel tank blow molding apparatus as claimed in any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322685851.1U CN220841399U (en) | 2023-10-08 | 2023-10-08 | Two-piece type plastic oil tank blow molding die, device and processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322685851.1U CN220841399U (en) | 2023-10-08 | 2023-10-08 | Two-piece type plastic oil tank blow molding die, device and processing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220841399U true CN220841399U (en) | 2024-04-26 |
Family
ID=90784031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322685851.1U Active CN220841399U (en) | 2023-10-08 | 2023-10-08 | Two-piece type plastic oil tank blow molding die, device and processing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220841399U (en) |
-
2023
- 2023-10-08 CN CN202322685851.1U patent/CN220841399U/en active Active
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