CN217071378U - Concave mold prefabricated part for automobile bumper - Google Patents
Concave mold prefabricated part for automobile bumper Download PDFInfo
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- CN217071378U CN217071378U CN202220726457.0U CN202220726457U CN217071378U CN 217071378 U CN217071378 U CN 217071378U CN 202220726457 U CN202220726457 U CN 202220726457U CN 217071378 U CN217071378 U CN 217071378U
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Abstract
The utility model relates to the technical field of mold, particularly, relate to a spill mould prefab for car bumper. The utility model provides a problem: the problem that the automobile bumper concave die forging stock cannot be sawed. In order to solve the above problems, an embodiment of the present invention provides a concave mould prefabricated member for automobile bumper, which comprises: the prefabricated template is provided with a processing surface; the positioning holes are formed in the processing surface of the prefabricated template and penetrate through the positioning template; the prefabricated template is processed through the positioning hole to form a concave mold, the cutting line is arranged on the processing surface, and the cutting line divides the processing surface into a residual material part and a concave mold part.
Description
Technical Field
The utility model relates to the technical field of mold, particularly, relate to a spill mould prefab for car bumper.
Background
At present, for a large mold: large concave molds such as automobile bumpers, die-casting mold frames and the like are directly milled into the concave molds by adopting a milling method of a milling machine. The method has the defects that the milling time is slow, and the concave gap is directly milled into waste slag, so that the utilization rate of steel is greatly reduced. The processing cost and material waste are excessive.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem: the problem that the forging stock of the concave die of the automobile bumper cannot be sawed.
In order to solve the above problem, an embodiment of the utility model provides a spill mould prefab for car bumper, the spill mould prefab includes: the prefabricated template is provided with a processing surface; the positioning holes are formed in the processing surface of the prefabricated template and penetrate through the positioning template; the prefabricated template is processed through the positioning hole to form a concave mold, the cutting line is arranged on the processing surface, and the cutting line divides the processing surface into a residual material part and a concave mold part.
Compared with the prior art, the technical scheme has the following technical effects: the positioning of the cutting line is realized through the arrangement of the positioning holes, the sawing work is convenient to carry out, the sawing mode is quicker than a milling method of a milling machine, the working efficiency of manufacturing of the concave die is improved, materials of the notch of the concave die can be repeatedly utilized after being sawed, and the utilization rate of steel materials is improved.
In an embodiment of the present invention, the cutting line includes: the first cutting line is arranged on the processing surface and is tangent to the positioning hole; the second cutting line is arranged on the processing surface and is tangent to the positioning hole; the third cutting line is arranged on the processing surface and is tangent to the positioning hole, and the third cutting line is respectively contacted with the first cutting line and the second cutting line; wherein, a first cutting part is formed among the first cutting line, the second cutting line and the third cutting line.
Compared with the prior art, the technical scheme has the following technical effects: the part that first cutting line, second cutting line and third cutting line will need to saw cut has carried out the piecemeal, also lets the direction of saw cutting more accurate, and the first cutting portion after the cutting can be used for the processing of small-size mould, has promoted the steel utilization ratio, has practiced thrift manufacturing cost.
In an embodiment of the present invention, the second cutting line is perpendicular to the third cutting line, and the second cutting line is parallel to the edge of the processing surface, and a first angle is formed between the first cutting line and the second cutting line, and the first angle is greater than 45 ° and smaller than 135 °.
Compared with the prior art, the technical scheme has the following technical effects: the first angle can be adjusted according to the needs of the concave mould, and the manufacture of the concave mould with different concave sizes is realized at different positions of the positioning hole, so that the practicability of the concave mould prefabricated part is improved.
In an embodiment of the present invention, the cutting line further comprises: the fourth cutting line is connected with the third cutting line, a second cutting part is formed among the fourth cutting line, the second cutting line and the third cutting line, the fourth cutting line and the third cutting line are arranged at an angle, and the fourth cutting line and the first cutting line are symmetrical relative to the midpoint of the third cutting line.
Compared with the prior art, the technical scheme has the following technical effects: the arrangement of the fourth cutting line enables the second cutting portion to be more convenient to saw, the second cutting portion is a complete trapezoidal steel block after the second cutting portion is completely sawed, the application range is wider in subsequent work, and the appearance of the concave die is more attractive due to the arrangement of the fourth cutting line and the first cutting line.
In an embodiment of the present invention, the present invention further includes: the radius of the locating hole is 5cm to 10 cm.
Compared with the prior art, the technical scheme has the following technical effects: 5cm to 10 cm's radius setting lets saw cut the instrument and can get into the locating hole and saw cut, also lets saw cut the first cutting part integrity after finishing higher, the utilization ratio of further increase steel material.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of FIG. 1;
fig. 3 is a schematic view of the first cutting portion.
Description of reference numerals:
100-prefabricating a template; 110-processing the surface; 120-positioning holes; 130-a cutting line; 131-a first cutting line; 132-a second cut line; 133-a third cut line; 134-fourth cut line; 210-a residue portion; 211-first cutting portion; 212-a second cutting; 220-a concave mould; the first angle-alpha.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
[ first embodiment ] A method for manufacturing a semiconductor device
Referring to fig. 1-3, in one particular embodiment, the female mold preform comprises: the prefabricated template 100 is provided with a processing surface 110; the positioning holes 120 are formed in the processing surface 110 of the prefabricated template 100, and the positioning holes 120 penetrate through the positioning template; the prefabricated template 100 is processed through the positioning hole 120 to form a concave mold 220, the cutting line 130 is arranged on the processing surface 110, and the cutting line 130 divides the processing surface 110 into a remainder portion 210 and a concave mold 220 portion.
Among the correlation technique, when using cuboid steel to process into spill mould 220, carry out large batch punching with the part that needs processing, a plurality of holes run through steel, reduce the unnecessary part on the cuboid steel, after the whole fretworks of middle part, reuse and insert and dig the technology and repair the edge, required roughness when using in order to reach spill mould 220, nevertheless beat the mode of a plurality of holes and let the unable reasonable utilization of the waste material that saw cuts, great reduction the utilization ratio of steel, the cost of processing has also been increased.
When processing, at first beat a locating hole 120 on prefabricated template 100's surface, the size of locating hole 120 position cutting as required is adjusted, later sets up cutting line 130 along locating hole 120, and cutting line 130 sets up the back that finishes, cuts prefabricated template 100 along cutting line 130, and the steel that will cut is divided into two parts and saw cuts, saw cuts the back that finishes, obtains concave mould 220, and steel after saw cutting can reuse, has promoted the utilization ratio of steel material.
The positioning of the cutting line 130 is achieved through the positioning holes 120, the sawing work is convenient to conduct, the sawing mode is quicker than a milling method of a milling machine, the working efficiency of manufacturing the concave die 220 is improved, materials of gaps of the concave die 220 can be reused after sawing, and the utilization rate of steel materials is improved.
[ second embodiment ]
In a particular embodiment, the cut line 130 includes: the first cutting line 131, the first cutting line 131 is arranged on the processing surface 110, and the first cutting line 131 is tangent to the positioning hole 120; the second cutting line 132, the second cutting line 132 is disposed on the processing surface 110, and the second cutting line 132 is tangent to the positioning hole 120; the third cutting line 133, the second cutting line 132 is arranged on the processing surface 110, the third cutting line 133 is tangent to the positioning hole 120, and the third cutting line 133 is respectively contacted with the first cutting line 131 and the second cutting line 132; wherein, the first cutting portion 211 is formed among the first cutting line 131, the second cutting line 132 and the third cutting line 133.
The first cutting line 131 extends from one long side of the processing surface 110 towards the positioning hole 120, is tangent to the positioning hole 120 and then is connected with the third cutting line 133, the second cutting line 132 and the first cutting line 131 extend towards the positioning hole 120 along the same long side, and is tangent to the positioning hole 120 and then is connected with the third cutting line 133, the third cutting line 133 is parallel to the long side and is positioned at two opposite sides of the positioning hole 120, and the first cutting line 131, the second cutting line 132, the third cutting line 133 and the long side enclose a first cutting part 211.
When the mold preform is processed into the concave mold 220, firstly, a positioning hole 120 is punched, then, the cylindrical steel materials punched by the positioning hole 120 are taken down, then, the steel materials are sawed along the first cutting line 131 to the tangent point of the first cutting line 131 and the positioning hole 120, then, the steel materials are sawed along the second cutting line 132 to the tangent point of the second cutting line 132 and the positioning hole 120, after the cutting is finished, the first cutting part 211 is integrally separated from the mold preform, the cut steel materials are complete and can be recycled, finally, the arc-shaped leftover materials of the positioning hole 120 close to one side of the third cutting line 133 are inserted and planed, the flatness required by the original mold is achieved, and the follow-up sawing work is facilitated.
[ third embodiment ]
In a specific embodiment, the second cut line 132 and the third cut line 133 are perpendicular to each other, the second cut line 132 is parallel to the edge of the processing surface 110, and the first cut line 131 and the second cut line 132 have a first angle α therebetween, and the first angle α is greater than 45 ° and less than 135 °.
The first cutting line 131 is tangent to the positioning hole 120 and then continues to extend, and stops when extending to the end of the positioning hole 120 far away from the long side, the third cutting line 133 is tangent to the point of the positioning hole 120 farthest from the long side and is parallel to the long side, one end of the third cutting line 133 is intersected with the first cutting line 131 to form a first angle alpha, the size of the first angle alpha is related to the cutting direction of the first cutting line 131, when the concave slope needs to be stable, the first angle alpha is larger, otherwise, the first angle alpha is smaller, the second cutting line 132 is perpendicular to the third cutting line 133, the second cutting line 132 is tangent to the positioning hole 120 and then extends to intersect with the third cutting line 133, and when sawing along the second cutting line 132, the perpendicular arrangement enables the arc-shaped part left after sawing to be processed more easily.
The first angle alpha can be adjusted according to the requirements of the concave mould 220, and then the concave mould 220 with different concave sizes can be manufactured through different positions of the positioning holes 120, so that the practicability of the prefabricated part of the concave mould 220 is improved.
[ fourth example ] A
In a specific embodiment, the cutting line 130 further comprises: the fourth cutting line 134, the fourth cutting line 134 and the third cutting line 133 are connected, a second cutting portion 212 is formed among the fourth cutting line 134, the second cutting line 132 and the third cutting line 133, the fourth cutting line 134 and the third cutting line 133 are arranged at an angle, and the fourth cutting line 134 and the first cutting line 131 are symmetrical with respect to the midpoint of the third cutting line 133.
The fourth cutting line 134 extends in the direction of the long side of the third cutting line 133 and intersects with one end of the third cutting line 133, the angle of the fourth cutting line 134 is identical to the first cutting line 131, and the fourth cutting line 134 is symmetrical with respect to the midpoint of the third cutting line 133 compared to the first cutting line 131. The fourth cut line 134, the second cut line 132, the third cut line 133, and the long side form a second cut portion 212.
After the first cutting portion 211 is sawed, the cutting is started along the tangent point of the third cutting line 133 and the positioning hole 120, the cutting is started along the third cutting line 133, the cutting is carried out to the intersection of the third cutting line 133 and the fourth cutting line 134, finally the cutting is carried out along the fourth cutting line 134, the cutting is carried out to the connection of the third cutting line 133, the second cutting portion 212 is separated from the prefabricated template 100, and the second cutting portion 212 which is sawn is a complete trapezoidal steel block and can be reused.
The arrangement of the fourth cutting line 134 makes the second cutting portion 212 more convenient in sawing, and also makes the second cutting portion 212 a complete trapezoidal steel block after the sawing is completed, so that the application range is wider in subsequent work, and the arrangement of the fourth cutting line 134 and the first cutting line 131 which are symmetrical makes the appearance of the concave mold 220 more attractive.
[ fifth embodiment ]
In a specific embodiment, the method further comprises the following steps: the radius of locating hole 120 is 5cm to 10cm, and 5cm to 10 cm's radius setting lets the saw cutting instrument can get into the locating hole 120 and saw cut, also lets the first cutting portion 211 degree of completeness after the saw cutting is accomplished higher, the utilization ratio of further increase steel material.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.
Claims (8)
1. A female mold preform for an automotive bumper, the female mold preform comprising:
the prefabricated template is provided with a processing surface;
the positioning hole is formed in the processing surface of the prefabricated template and penetrates through the prefabricated template;
and the prefabricated template is processed through the positioning hole to form a concave mould.
2. The female mold preform of claim 1, further comprising:
and the cutting line is arranged on the processing surface and divides the processing surface into a part to be processed and the concave mould part.
3. The female mold preform of claim 2, wherein the cut line comprises:
the first cutting line is arranged on the processing surface and is tangent to the positioning hole;
the second cutting line is arranged on the processing surface and is tangent to the positioning hole;
the second cutting line is arranged on the processing surface, the third cutting line is tangent to the positioning hole, and the third cutting line is respectively contacted with the first cutting line and the second cutting line;
wherein a first cutting portion is formed among the first cutting line, the second cutting line and the third cutting line.
4. The female mold preform of claim 3, wherein the second cut line and the third cut line are perpendicular to each other and the second cut line is parallel to an edge of the working surface.
5. The female mold preform of claim 3, wherein the first cut line and the second cut line have a first angle therebetween, the first angle being greater than 45 ° and less than 135 °.
6. The female mold preform of claim 3, wherein the cut line further comprises:
and the fourth cutting line is connected with the third cutting line, and a second cutting part is formed among the fourth cutting line, the second cutting line and the third cutting line.
7. The female mold preform of claim 6, wherein the fourth cut line is disposed at an angle to the third cut line, the fourth cut line being symmetrical to the first cut line about a midpoint of the third cut line.
8. The female mold preform of claim 1, wherein the pilot hole has a radius of 5cm to 10 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220726457.0U CN217071378U (en) | 2022-03-30 | 2022-03-30 | Concave mold prefabricated part for automobile bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220726457.0U CN217071378U (en) | 2022-03-30 | 2022-03-30 | Concave mold prefabricated part for automobile bumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217071378U true CN217071378U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220726457.0U Active CN217071378U (en) | 2022-03-30 | 2022-03-30 | Concave mold prefabricated part for automobile bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217071378U (en) |
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2022
- 2022-03-30 CN CN202220726457.0U patent/CN217071378U/en active Active
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