CN217021339U - Forming die of automobile side coaming - Google Patents
Forming die of automobile side coaming Download PDFInfo
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- CN217021339U CN217021339U CN202123071924.5U CN202123071924U CN217021339U CN 217021339 U CN217021339 U CN 217021339U CN 202123071924 U CN202123071924 U CN 202123071924U CN 217021339 U CN217021339 U CN 217021339U
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Abstract
The utility model discloses a forming die of an automobile side panel, wherein a demoulding device of the forming die comprises a back-off demoulding mechanism and a large inclined top demoulding mechanism which are used for product back-off, wherein the large inclined top demoulding mechanism is divided into a plurality of inclined top demoulding mechanism units along the length direction of an automobile side panel, a lower die simulation block used for forming the lower surface of the automobile side panel is divided into a plurality of simulation blocks along the length direction of a product, a cooling water channel is arranged in each simulation block, each simulation block is correspondingly provided with one inclined top demoulding mechanism unit, and the insides of the simulation blocks are combined to form a communicated cooling water channel. After the forming die is adopted, the injection cooling balance can be ensured, so that the phenomenon of distortion and deformation of the product after forming is avoided.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a forming die for a side coaming of an automobile.
Background
The side enclosing board for automobile is located on two sides of automobile and is used to reduce the reverse airflow produced during running and increase the downward pressure of automobile to make the automobile run stably at high speed. The conventional side coaming of the automobile is usually made of plastic, so the conventional side coaming of the automobile is formed by injection molding by using a molding die. However, the side panel of the automobile, as shown in fig. 1, is a part which has a large area, a thin wall, a complex and irregular shape, and has a plurality of folded edges and a plurality of inverted edges. The forming die for the automobile side coaming in the prior art has the following defects:
1) because of the product characteristics of the product, such as a curved surface, such as a folded edge, cooling at each part of a cavity is not balanced, so that when the solidification in the product is different, the product is easy to distort, and once the structure of a forming die of the automobile side coaming is unreasonable, the problems can be caused on the formed product, and the qualification rate of the product is influenced;
2) because the product is longer in the length direction and irregular, the cooling water path during injection molding is designed along with the curved surface of the product, and the internal water path in the prior art is usually straight and cylindrical, the cooling water path in the large pitched roof demolding mechanism cannot be processed; meanwhile, the length of the cooling water channel in the die is relatively long, so that the phenomenon of distortion and deformation due to uneven stress is easily caused when the die is obliquely ejected and demoulded.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a forming die for automobile side coamings, which can ensure the injection cooling to be balanced through the die so as to avoid the phenomenon of distortion and deformation of products after forming.
In order to solve the technical problem, the forming die for the automobile side wall plate comprises an upper die assembly and a lower die assembly, wherein the upper die assembly and the lower die assembly form a product cavity after die assembly, a demoulding device and a cooling device are arranged in the lower die assembly, a die with one die and two dies is arranged in the forming die, and the product cavity is two connected cavities; demoulding device is including back-off demoulding mechanism and the big demoulding mechanism that pushes up to one side that is used for the product back-off, wherein push up demoulding mechanism to one side along the length direction of car side bounding wall divide into a plurality of demoulding mechanism units that push up to one side greatly to a lower mould simulation piece that is used for shaping car side bounding wall lower surface is divided into a plurality of simulation pieces along product length direction, the inside cooling water route that all is equipped with of every simulation piece, every simulation piece corresponds and sets up a demoulding mechanism unit that pushes up to one side, the inside cooling water route that forms the intercommunication behind a plurality of simulation piece combinations.
The main sprue in the forming die is located between two product cavities, a multi-section auxiliary pouring gate is arranged in the die at the periphery of each product cavity, each section of auxiliary pouring gate is communicated with the product cavities through a branch pouring gate, and each section of auxiliary pouring gate is communicated with the main pouring gate.
The number of the simulation blocks is four, and the number of the corresponding inclined ejection demoulding mechanism units is four.
The back-off demoulding mechanism comprises a back-off inclined top, an inclined rod and a sliding block assembly, wherein the side surface of the back-off inclined top is a back-off forming surface, the upper end of the inclined rod is connected with the back-off inclined top, the lower end of the inclined rod is connected with the sliding block assembly, the inclined rod is connected in the lower die assembly in a sliding manner, and the sliding block assembly is installed in the lower die assembly.
The sliding block component comprises two pressing blocks, a connecting block, two sliding blocks and two rotating pins; an inclined sliding groove is formed in the wall surface of one side, opposite to each pressing block, and the two sliding blocks are respectively connected in the sliding grooves of the two pressing blocks in a sliding mode; the connecting block is located between the two sliding blocks, two sides of the connecting block are hinged to the sliding blocks through the two rotating pins respectively, and the bottom of the inclined rod is inserted into the connecting block and circumferentially limited through the limiting block.
The sliding block component further comprises an upper limiting strip and a lower limiting strip which are used for limiting the stroke of the connecting block, the upper limiting strip and the lower limiting strip are respectively horizontally arranged on two end faces of the two pressing blocks, two ends of the upper limiting strip are respectively and fixedly connected to the end faces of the two pressing blocks, and two ends of the lower limiting strip are respectively and fixedly connected to the end faces of the two pressing blocks.
After adopting the structure, compared with the prior art, the utility model has the following advantages:
1) the large simulation block is split into the plurality of simulation block units, and the cooling water channel is independently processed in each simulation block, so that the processing is convenient, and after the plurality of simulation blocks are combined, the cooling water channel forms an integral cooling water channel, so that the cooling effect of the product forming of the automobile side boarding is ensured, and the phenomenon of distortion and deformation after the mould stripping is avoided;
2) the forming die with one die and two dies greatly improves the production efficiency; moreover, the periphery of the product cavity is provided with a plurality of sections of auxiliary pouring channels and branch pouring channels communicated with the product cavity, so that the molten material can quickly reach all parts of the product cavity when a product is injected, the filling rate of the molten material in the product cavity is consistent, and the quality of a molded product is ensured;
3) in the back-off demoulding mechanism, the slide block combination at the bottom enables the up-and-down movement of the die opening to be changed into horizontal left-and-right movement, when the die opening is carried out, the back-off demoulding mechanism is firstly actuated, and after the back-off oblique top is driven by the slide block assembly to be separated from a product, the action of the large oblique top demoulding mechanism is carried out, thereby ensuring that the demoulding of each part of the product can not be interfered.
Drawings
Fig. 1 is a schematic structural view of a side panel for a vehicle according to the present invention.
FIG. 2 is a schematic structural view of a lower die in the forming die for the automobile side coaming.
Fig. 3 is a schematic structural view of an upper die in a forming die for the automobile side panel.
Fig. 4 is a schematic view of the structure of the mold releasing mechanism of the present invention.
Fig. 5 is a schematic structural view of the back-off mold-releasing mechanism in the present invention.
FIG. 6 is a schematic view of the slider assembly of the present invention.
Wherein: 1. a vehicle side panel; 1-1, folding edges; 1-2, reversing; 1-3, reinforcing ribs; 1-4, a groove; 2. a main gate; 3. auxiliary pouring channels; 4. branch pouring channels; 5. reversely buckling the inclined top; 6. a diagonal bar; 7. briquetting; 8. a slider; 9. connecting blocks; 10. a rotation pin; 11. an upper limit strip; 12. a lower limit strip; 13. a chute; 14. and a limiting block.
Detailed Description
The present invention will be described in further detail with reference to the drawings and the detailed description.
As can be seen from the schematic structural diagrams of the forming mold for the automobile side coaming shown in fig. 1-6, the forming mold comprises an upper mold component and a lower mold component, wherein the upper mold component and the lower mold component form a product cavity after mold closing, a demolding device and a cooling device are arranged in the lower mold component, a mold with one mold and two molds is arranged in the forming mold, and the product cavity is two connected cavities; the demoulding device comprises a back-off demoulding mechanism and a large inclined top demoulding mechanism for product back-off, wherein the large inclined top demoulding mechanism is divided into a plurality of inclined top demoulding mechanism units along the length direction of the side enclosing plate of the automobile, a lower mould simulation block for forming the lower surface of the side enclosing plate of the automobile is divided into a plurality of simulation blocks along the length direction of the product, a cooling water channel is arranged inside each simulation block, each simulation block is correspondingly provided with an inclined top demoulding mechanism unit, and a plurality of simulation blocks are combined to form a communicated cooling water channel.
The main sprue 2 in the forming die is positioned between two product cavities, a multi-section auxiliary pouring gate 3 is arranged in the die at the periphery of each product cavity, each section of auxiliary pouring gate 3 is communicated with the product cavities through a branch pouring gate 4, and each section of auxiliary pouring gate 3 is communicated with the main pouring gate.
The number of the simulation blocks is four, and the number of the corresponding inclined top demoulding mechanism units is four.
The back-off demoulding mechanism comprises a back-off lifter 5, a lifter 6 and a sliding block assembly, wherein the side surface of the back-off lifter 5 is a back-off forming surface, the upper end of the lifter 6 is connected with the back-off lifter 5, the lower end of the lifter is connected with the sliding block assembly, the lifter 6 is connected in the lower die assembly in a sliding manner, and the sliding block assembly is arranged in the lower die assembly.
The sliding block component comprises two pressing blocks 7, a connecting block 9, two sliding blocks 8 and two rotating pins 10; an inclined sliding groove 13 is formed in the wall surface of one side, opposite to each pressing block 7, of each pressing block 7, and the two sliding blocks 8 are connected in the sliding grooves 13 of the two pressing blocks 7 in a sliding mode respectively; the connecting block 9 is located between the two sliding blocks 8, two sides of the connecting block 9 are hinged to the sliding blocks 8 through the two rotating pins 10, and the bottom of the inclined rod 6 is inserted into the connecting block 9 and is circumferentially limited through the limiting block 14.
The sliding block component further comprises an upper limiting strip 11 and a lower limiting strip 12 which are used for limiting the stroke of the connecting block 9, the upper limiting strip 11 and the lower limiting strip 12 are horizontally arranged on two end faces of the two pressing blocks 7 respectively, two ends of the upper limiting strip 11 are fixedly connected to the end faces of the two pressing blocks 7 respectively, and two ends of the lower limiting strip 12 are fixedly connected to the end faces of the two pressing blocks 7 respectively.
The above description is only a preferred embodiment of the present invention, and it should not be understood that the scope of the present invention is limited thereby, and it should be understood that other various changes and modifications by the technical solution and concept of the present invention should fall within the protection scope of the present invention.
Claims (6)
1. The utility model provides a forming die of car side wall board, includes upper die assembly and lower die assembly, upper die assembly and lower die assembly form the product die cavity after the compound die, are equipped with shedder and cooling device, its characterized in that in the lower die assembly: the forming die is internally provided with a die with one die and two dies, and the product die cavities are two connected die cavities; the demoulding device comprises a back-off demoulding mechanism and a large inclined top demoulding mechanism for product back-off, wherein the large inclined top demoulding mechanism is divided into a plurality of inclined top demoulding mechanism units along the length direction of the side enclosing plate of the automobile, a lower mould simulation block for forming the lower surface of the side enclosing plate of the automobile is divided into a plurality of simulation blocks along the length direction of the product, a cooling water channel is arranged inside each simulation block, each simulation block is correspondingly provided with an inclined top demoulding mechanism unit, and a plurality of simulation blocks are combined to form a communicated cooling water channel.
2. The molding die for automobile side panels according to claim 1, wherein: the forming die is characterized in that the main sprue (2) is located between the two product cavities, a plurality of sections of auxiliary runners (3) are arranged in the die at the periphery of each product cavity, each section of auxiliary runner (3) is communicated with the product cavity through a branch runner (4), and each section of auxiliary runner (3) is communicated with the main runner.
3. The molding die for automobile side panels according to claim 1, wherein: the number of the simulation blocks is four, and the number of the corresponding inclined top demoulding mechanism units is four.
4. The molding die for automobile side panels according to claim 1, wherein: the back-off demoulding mechanism comprises a back-off inclined top (5), an inclined rod (6) and a sliding block assembly, wherein the side surface of the back-off inclined top (5) is a back-off forming surface, the upper end of the inclined rod (6) is connected with the back-off inclined top (5), the lower end of the inclined rod is connected with the sliding block assembly, the inclined rod (6) is connected in the lower die assembly in a sliding manner, and the sliding block assembly is installed in the lower die assembly.
5. The molding die for automobile side panels according to claim 4, wherein: the sliding block component comprises two pressing blocks (7), a connecting block (9), two sliding blocks (8) and two rotating pins (10); an inclined sliding groove (13) is formed in the wall surface of one side, opposite to each pressing block (7), of each pressing block (7), and the two sliding blocks (8) are connected in the sliding grooves (13) of the two pressing blocks (7) in a sliding mode respectively; the connecting block (9) is located between the two sliding blocks (8), two sides of the connecting block (9) are hinged to the sliding blocks (8) through the two rotating pins (10), and the bottom of the inclined rod (6) is inserted into the connecting block (9) and limited in the circumferential direction through the limiting block (14).
6. The forming die for automobile side panels according to claim 5, wherein: the sliding block component further comprises an upper limiting strip (11) and a lower limiting strip (12) which are used for limiting the stroke of the connecting block (9), the upper limiting strip (11) and the lower limiting strip (12) are horizontally arranged on two end faces of the two pressing blocks (7) respectively, two ends of the upper limiting strip (11) are fixedly connected to the end faces of the two pressing blocks (7) respectively, and two ends of the lower limiting strip (12) are fixedly connected to the end faces of the two pressing blocks (7) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123071924.5U CN217021339U (en) | 2021-12-08 | 2021-12-08 | Forming die of automobile side coaming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123071924.5U CN217021339U (en) | 2021-12-08 | 2021-12-08 | Forming die of automobile side coaming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217021339U true CN217021339U (en) | 2022-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123071924.5U Active CN217021339U (en) | 2021-12-08 | 2021-12-08 | Forming die of automobile side coaming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217021339U (en) |
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2021
- 2021-12-08 CN CN202123071924.5U patent/CN217021339U/en active Active
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