CN220946446U - Automobile bumper die - Google Patents
Automobile bumper die Download PDFInfo
- Publication number
- CN220946446U CN220946446U CN202323007527.0U CN202323007527U CN220946446U CN 220946446 U CN220946446 U CN 220946446U CN 202323007527 U CN202323007527 U CN 202323007527U CN 220946446 U CN220946446 U CN 220946446U
- Authority
- CN
- China
- Prior art keywords
- fixed
- die
- chamber
- runner
- movable
- 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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Links
- 238000001746 injection moulding Methods 0.000 claims abstract description 19
- 229920003023 plastic Polymers 0.000 claims abstract description 9
- 239000004033 plastic Substances 0.000 claims abstract description 9
- 238000004321 preservation Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims 5
- 239000012528 membrane Substances 0.000 claims 4
- 238000002347 injection Methods 0.000 abstract description 11
- 239000007924 injection Substances 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000002994 raw material Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides an automobile bumper die which comprises a fixed die and a movable die which are arranged up and down, wherein a runner communicated with an injection cavity in the fixed die is arranged in the fixed die, two discharge holes communicated with the injection cavity are arranged on the runner, the upper end of the runner penetrates through the top end of the fixed die and is communicated with the outside, a plurality of guide pieces are respectively arranged on the left and right outer walls of the fixed die and the movable die, each guide piece comprises a guide rod, the upper ends of the guide rods are fixed on the outer wall of the fixed die, long holes are formed in the lower ends of the guide rods along the length direction of the guide rods, and a slide rod penetrates through the long holes and is fixed on the outer wall of the movable die. The beneficial effects of the utility model are as follows: the through cavity is provided with two discharge holes which are respectively positioned at two sides of the center of the injection cavity, and the flow time of molten plastic during injection molding can be reduced due to the fact that the whole length of the bumper is longer, so that the injection molding efficiency is improved, and the injection molding pressure is reduced; the fixed film is connected with the movable die through the guide piece, so that the situation that the stop die falls down is prevented during guiding.
Description
Technical Field
The utility model belongs to the technical field of bumper molds, and particularly relates to an automobile bumper mold.
Background
The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front and rear parts of the automobile body. The bumper mould is a special mould for producing and forming the automobile bumper. When the bumper die is used, the movable die and the fixed die are positioned up and down along with the use of time, so that the situation of inaccurate positions is easy to occur; sometimes, because the whole length of the bumper is longer, the flowing time of the injection molding raw material flowing into the injection molding cavity can be quite long, and the injection molding efficiency is reduced.
Disclosure of utility model
The utility model aims to provide an automobile bumper die which improves the positioning accuracy of a movable die and a fixed die, reduces the flowing time of injection molding raw materials, improves the injection molding efficiency and is particularly suitable for being used in the manufacture of automobile bumpers.
The technical scheme of the utility model is as follows: the automobile bumper mold comprises a fixed mold and a movable mold which are arranged up and down, wherein a runner communicated with an injection cavity in the fixed mold is arranged in the fixed mold, two discharge ports communicated with the injection cavity are arranged on the runner, the discharge ports are respectively positioned at two sides of the center of the injection cavity, the upper end of the runner passes through the top end of the fixed mold and is communicated with the outside,
The fixed die under be equipped with the first chamber that leads to that is linked together around, and the first chamber that leads to is close to the injection molding chamber setting of fixed film, all first chamber that leads to is used for placing first spiral cooling tube, and is equipped with first heat preservation pad at every first intracavity roof, the movable die on be equipped with the second chamber that is linked together around, and the second chamber that moulds plastics that is close to the movable film sets up, all second chambers are used for placing second spiral cooling tube, and be equipped with the second heat preservation pad at every second intracavity roof, fixed film, movable die about the outer wall be equipped with a plurality of guides respectively, the guide include the guide arm, guide arm upper end fix on fixed film outer wall, the lower extreme of guide arm is equipped with the slot hole that sets up along its length direction, the slide bar passes, and fixes on the movable die outer wall, the outer end of slide bar be equipped with the baffle.
Preferably, a plug is arranged at the upper end of the flow channel.
Preferably, each insulation pad is disposed away from its corresponding injection cavity side.
Preferably, the movable mould is provided with a perforation for moving up and down.
The utility model has the advantages and positive effects that: by adopting the technical scheme, the through cavity is provided with the two discharge holes which are respectively positioned at the two sides of the center of the injection cavity, namely the left half part and the right half part of the bumper are respectively injected, and the flow time of molten plastics during injection molding can be reduced due to the arrangement of the discharge holes, so that the injection molding efficiency is improved, and the injection molding pressure is reduced; the fixed film is connected with the movable die through the guide piece, so that the situation that the stop die falls down is prevented during guiding.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a side view of the present utility model.
Fig. 3 is an internal schematic view of the fixed film.
In the figure:
1. fixed die 2, movable die 3 and runner
4. Discharge port 5, first through cavity 6 and first heat preservation pad
7. Second through cavity 8, second heat preservation pad 9 and guide rod
10. Long hole 11 and slide bar
Detailed Description
As shown in fig. 1-3, the technical scheme of the utility model is an automobile bumper mould, comprising a fixed mould 1 and a movable mould 2 which are arranged up and down, wherein a runner 3 communicated with an injection cavity in the fixed mould 1 is arranged in the fixed mould 1, two discharge ports 4 communicated with the injection cavity are arranged on the runner 3, the discharge ports 4 are respectively positioned at two sides of the center of the injection cavity, the upper end of the runner 3 passes through the top end of the fixed mould 1 and is communicated with the outside,
The lower part of the fixed die 1 is provided with a first through cavity 5 which is communicated with the front part and the back part, the first through cavities 5 are arranged close to the injection molding cavity of the fixed die 1, all the first through cavities 5 are used for placing first spiral cooling pipes, the inner top wall of each first through cavity 5 is provided with a first heat preservation pad 6,
The movable mould 2 on be equipped with the second through-cavity 7 that is linked together around, and the second through-cavity 7 is close to the injection molding chamber setting of movable mould 2, all second through-cavities 7 are used for placing the second spiral cooling tube, and the roof is equipped with second heat preservation pad 8 in every second through-cavity 7, the heat preservation pad that every leads to intracavity was equipped with reduces the condition that the air conditioning appears losing, fixed mould 1, movable mould 2 left and right sides outer wall be equipped with a plurality of guides respectively, the guide include guide rod 9, guide rod 9 upper end fix on fixed mould 1 outer wall, guide rod 9's lower extreme is equipped with slot hole 10 that sets up along its length direction, slide bar 11 passes the slot hole, and fixes on movable mould 2 outer wall, slide bar 11's outer end be equipped with the baffle.
In this embodiment, a plug is disposed at the upper end of the flow channel 3.
In this embodiment, each heat preservation pad is far away from the side of the injection molding cavity corresponding to the heat preservation pad.
In this embodiment, the movable mold 2 is provided with a through hole for moving up and down.
The working process and principle of this example: when the movable die is used, the fixed film 1 is fixed on the fixed frame, the movable die 2 moves up and down through the power piece, the fixed film 1 and the movable die 2 move up and down under the action of the guide piece, positioning and mounting of the fixed film 1 and the movable die 2 are ensured, and falling of the stop die is effectively prevented; two discharge ports are arranged at the lower end of the through cavity of the injection molding hole and are respectively positioned at the left side and the right side of the injection molding cavity, and the flow time of molten plastics during injection molding can be reduced by corresponding to the left part and the right part of the bumper.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (4)
1. An automobile bumper mould, its characterized in that: including cover half, the movable mould that set up from top to bottom, the cover half in be equipped with the runner that is linked together rather than the interior chamber of moulding plastics, the runner on be equipped with two discharge gates that are linked together with the chamber of moulding plastics, and the discharge gate is located the both sides at chamber center of moulding plastics respectively, the upper end of runner pass the top of cover half, and be linked together with the external world, the cover half under be equipped with the first logical chamber that is linked together from front to back, and the first chamber that leads to is close to the fixed membrane sets up of moulding plastics, all first logical chambeies are used for placing first spiral cooling tube, and be equipped with first heat preservation pad at every first logical intracavity roof, the movable mould on be equipped with the second through chamber that is linked together from front to back, and the second through chamber is close to the chamber setting of moulding plastics of movable membrane, all second through chambeies are used for placing the second spiral cooling tube, and be equipped with the second heat preservation pad at every second through chamber inner roof, fixed membrane, the outer wall be equipped with a plurality of guides about the movable mould respectively, the guide include the guide arm, guide arm upper end fixed at fixed membrane outer wall, guide arm upper end be equipped with the slot hole along the length, the guide arm is equipped with the length of slot hole and the slide bar is equipped with the slide bar along the fixed length of the fixed mould.
2. An automobile bumper die as defined in claim 1, wherein: the upper end of the runner is provided with a plug.
3. An automobile bumper die as defined in claim 1, wherein: each heat preservation pad is far away from the side of the injection molding cavity corresponding to the heat preservation pad.
4. An automobile bumper die as defined in claim 1, wherein: the movable mould is provided with a perforation for the movable mould to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323007527.0U CN220946446U (en) | 2023-11-08 | 2023-11-08 | Automobile bumper die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323007527.0U CN220946446U (en) | 2023-11-08 | 2023-11-08 | Automobile bumper die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220946446U true CN220946446U (en) | 2024-05-14 |
Family
ID=90978302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323007527.0U Active CN220946446U (en) | 2023-11-08 | 2023-11-08 | Automobile bumper die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220946446U (en) |
-
2023
- 2023-11-08 CN CN202323007527.0U patent/CN220946446U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |