CN210999846U

CN210999846U - Injection mold for researching demolding inclination of dermatoglyph car lamp product

Info

Publication number: CN210999846U
Application number: CN201920961068.4U
Authority: CN
Inventors: 周宇; 周猛
Original assignee: ZHEJIANG TIANCHONG VEHICLE LAMP GROUP
Current assignee: ZHEJIANG TIANCHONG VEHICLE LAMP GROUP
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-07-14
Anticipated expiration: 2029-06-25

Abstract

The utility model provides an injection mould that is used for dermatoglyph class car light product drawing of patterns inclination to study belongs to mould technical field. It includes cope match-plate pattern and lower bolster, and cope match-plate pattern and lower bolster combination form the die cavity, are equipped with the different dermatoglyph face of a plurality of dermatoglyph degree of depth in the die cavity, cope match-plate pattern and lower bolster be equipped with a plurality of and dermatoglyph face one-to-one and be used for preventing the slope step of dermatoglyph face surface damage when the drawing of patterns. The leather grain surfaces in the forming cavity can form leather grain patterns on products, and the inclined steps matched with the leather grain surfaces can prevent the leather grain surfaces from being pulled when the products are demoulded, so that the surface quality of the products at the leather grain surfaces is improved.

Description

Injection mold for researching demolding inclination of dermatoglyph car lamp product

Technical Field

The utility model belongs to the technical field of the mould, a injection mould that is used for dermatoglyph class car light product drawing of patterns inclination to study is related to.

Background

Along with the development and scientific progress of the society, the living standard of people is improved, and particularly, higher requirements on the appearance of products are met; the upper leather grain of the car lamp decorative frame is used as the main appearance grain of the lamp, the shape is more and more diversified, the processing difficulty is more and more high, and the forming process is more and more complex; when the inclined step in the forming cavity is positioned at the surface of the formed leather grain, the inclination of the inclined step easily causes the surface of the leather grain surface to be damaged by pulling during demoulding, and the surface quality of a product is influenced.

In order to overcome the defects of the prior art, people continuously explore and provide various solutions, for example, a Chinese patent discloses a mechanical inclined-pulling and releasing reversing mechanism of an injection mold, which has the following application numbers: (CN201810074256.5), including a front mold; and the rear die is arranged opposite to the front die, wherein the front die and the rear die are combined to form a forming cavity between the front die and the rear die, and a parting surface between the front die and the rear die is an inclined surface. According to the invention, the three-dimensional multi-curved surface type forming curved surface for forming the reflecting curved surface is added on the front mold, and meanwhile, the reflecting capacity of the reflector is improved by improving the brightness of the curved surface at each angle. The scheme has the advantage of improving the surface brightness of the product, but also has the defect that the inclined part in the forming cavity is easy to be damaged by pulling when demoulding.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a injection mould that is used for dermatoglyph class car light product drawing of patterns inclination to study is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides an injection mould for dermatoglyph car light product drawing of patterns inclination research, includes cope match-plate pattern and lower bolster, and cope match-plate pattern and lower bolster combination form the die cavity, are equipped with the different dermatoglyph face of a plurality of dermatoglyph degree of depth in the die cavity, cope match-plate pattern and lower bolster be equipped with a plurality of and the different dermatoglyph face of dermatoglyph face one-to-one and be used for preventing the slope step of dermatoglyph face surface damage when the drawing of patterns.

In the injection mould for researching the demoulding inclination of the dermatoglyph car lamp product, the angle formed by the inclined step and the horizontal plane is the inclination of the inclined step, the depth of the dermatoglyph surface embedded into the inclined step is the dermatoglyph depth, and when the product is demoulded, the dermatoglyph depth of the dermatoglyph surface is matched with the inclination of the inclined step to be suitable for preventing the damage of the surface of the dermatoglyph surface.

In the injection mould for researching the demoulding inclination of the dermatoglyph car lamp product, the inclination of the inclined step is between 0 and 90 degrees.

In the injection mold for researching the demolding inclination of the dermatoglyph car lamp product, the upper mold plate moves along the vertical direction when the mold is opened, and the product also moves along the vertical direction when the mold is demolded.

In the injection mold for researching the demolding inclination of the dermatoglyph car lamp product, the included angle formed by the inclined step and the vertical surface is the demolding inclination, the demolding inclination is 0-90 degrees, and the sum of the demolding inclination and the inclination of the inclined step is 90 degrees.

In the injection mould for researching the demoulding inclination of the dermatoglyph car lamp product, the plurality of inclined steps correspond to the dermatoglyph depth of the dermatoglyph surface one by one, the inclination of the inclined steps is gradually reduced along with the increase of the demoulding inclination, the dermatoglyph depth is less than 2mm when the demoulding inclination is more than or equal to 45 degrees and less than 90 degrees, the dermatoglyph depth is less than 0.5mm when the demoulding inclination is more than 10 degrees and less than 45 degrees, and the dermatoglyph depth is less than or equal to 70 mu m when the demoulding inclination is more than 0 degrees and less than or equal to 10 degrees.

In the injection mould for researching the demoulding inclination of the dermatoglyph car lamp product, when the demoulding inclination of the product is 10 degrees or less than 10 degrees, the dermatoglyph depth is less than or equal to 70 mu m; when the product demoulding inclination is 8 degrees or less than 8 degrees, the dermatoglyph depth is less than or equal to 50 mu m; when the product demoulding inclination is 5 degrees or less than 5 degrees, the dermatoglyph depth needs to be less than or equal to 30 mu m.

In the injection mold for researching the demoulding inclination of the dermatoglyph car lamp product, the upper template is also internally provided with a molding groove, the molding groove is internally and movably connected with a molding die with the bottom matched with the lower template, and the bottom of the molding die and the end part of the lower template are combined to form a molding cavity.

In the injection mold for researching the demolding inclination of the dermatoglyph car lamp product, an exhaust runner for exhausting gas in a molding cavity is further arranged between the upper mold plate and the lower mold plate, and the exhaust runner penetrates through the molding mold and is connected with the molding cavity.

In foretell injection mould that is used for dermatoglyph class car light product drawing of patterns inclination to study, the cope match-plate pattern top still is equipped with the roof, is equipped with the mouth of moulding plastics on the roof, even has the injection molding pipe on the mouth of moulding plastics, and the injection molding pipe tip passes cope match-plate pattern and moulded die in proper order and inserts to the shaping chamber.

Compared with the prior art, the utility model has the advantages of: the leather grain surfaces in the forming cavity can form leather grain patterns on products, and the inclined steps matched with the leather grain surfaces can prevent the leather grain surfaces from being pulled when the products are demoulded, so that the surface quality of the products at the leather grain surfaces is improved.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic diagram of the internal structure provided by the present invention;

fig. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of an upper die plate;

FIG. 4 is a schematic structural view of the lower template;

fig. 5 is an enlarged schematic view at a in fig. 2.

In the figure, an upper template 1, a lower template 2, a molding cavity 3, a dermatoglyph surface 4, an inclined step 5, a molding groove 6, a molding die 7, an exhaust runner 8, a top plate 20, an injection port 21 and an injection pipe 22.

Detailed Description

As shown in fig. 1, fig. 2 and fig. 5, an injection mould for dermatoglyph class car light product drawing of patterns inclination research, including cope match-plate pattern 1 and lower bolster 2, cope match-plate pattern 1 and the combination of lower bolster 2 form one-tenth die cavity 3, are equipped with the different dermatoglyph face 4 of a plurality of dermatoglyph degree of depth in one-tenth die cavity 3, cope match-plate pattern 1 and lower bolster 2 be equipped with a plurality of and the different slope step 5 of dermatoglyph face 4 one-to-one and be used for preventing the damage of dermatoglyph face 4 surface when the drawing of patterns.

In the embodiment, the upper template 1 and the lower template 2 are combined to form the forming cavity 3, a plurality of dermatoglyph surfaces 4 in the forming cavity 3 can form dermatoglyph patterns on products, the inclined steps 5 matched with the dermatoglyph surfaces 4 can prevent the surfaces of the dermatoglyph surfaces 4 from being pulled when the products are demoulded, and the surface quality of the products at the dermatoglyph surfaces 4 is improved.

The angle that slope step 5 and horizontal plane formed is the inclination of slope step 5, and the degree of depth that dermatoglyph face 4 embedded into slope step 5 is the dermatoglyph degree of depth, and when the product was in the drawing of patterns, the dermatoglyph degree of depth of dermatoglyph face 4 and the inclination of slope step 5 match and are suitable for can prevent dermatoglyph face 4 surface damage.

In this embodiment, as shown in fig. 2 and 5, the greater the inclination of the inclined step 5, the greater the possibility that the dermatoglyph surface 4 is scratched at the time of demolding, so when the inclination of the inclined step 5 is greater, the dermatoglyph depth of the dermatoglyph surface 4 corresponding thereto should be appropriately reduced to prevent the surface of the dermatoglyph surface 4 from being scratched at the time of demolding.

The inclination of the inclined step 5 is 0-90 degrees, the upper die plate 1 moves along the vertical direction when the die is opened, the product also moves along the vertical direction when the die is removed, the included angle formed by the inclined step 5 and the vertical surface is the demoulding inclination, the demoulding inclination is 0-90 degrees, and the sum of the demoulding inclination and the inclination of the inclined step 5 is 90 degrees.

In this embodiment, as shown in fig. 2 and 5, when the mold is opened, the upper mold plate 1 moves in the vertical direction and is separated from the lower mold plate 2, when the mold is opened, the mold moves in the vertical direction and is separated from the lower mold plate 2, an included angle between the movement direction of the mold and the action of the inclined step 5 is a mold release inclination, the smaller the mold release inclination is, and the smaller the depth of the dermatoglyph which can be borne by the dermatoglyph surface 4 without being damaged is when the mold is released.

The inclined steps 5 correspond to the dermatoglyph depth of the dermatoglyph surface 4 one by one, the inclination of the inclined steps 5 is gradually reduced along with the increase of the demoulding inclination, when the demoulding inclination is more than or equal to 45 degrees and less than 90 degrees, the dermatoglyph depth is less than 2mm, when the demoulding inclination is more than 10 degrees and less than 45 degrees, the dermatoglyph depth is less than 0.5mm, and when the demoulding inclination is more than 0 degrees and less than or equal to 10 degrees, the dermatoglyph depth is less than or equal to 70 mu m.

In this embodiment, as shown in fig. 2 and 5, when the draft angle is greater than or equal to 45 ° and less than 90 °, the skin pattern depth needs to be less than 2mm to ensure that the surface of the skin pattern surface 4 is not damaged, when the draft angle is greater than 10 ° and less than 45 °, the skin pattern depth needs to be less than 0.5mm to ensure that the surface of the skin pattern surface 4 is not damaged, and when the draft angle is greater than 0 and less than 10 °, the skin pattern depth needs to be less than or equal to 70 μm to ensure that the surface of the skin pattern surface 4 is not damaged.

When the product demoulding inclination is 10 degrees or less than 10 degrees, the dermatoglyph depth is less than or equal to 70 mu m; when the product demoulding inclination is 8 degrees or less than 8 degrees, the dermatoglyph depth is less than or equal to 50 mu m; when the product demoulding inclination is 5 degrees or less than 5 degrees, the dermatoglyph depth needs to be less than or equal to 30 mu m.

In this embodiment, as shown in fig. 2 and 5, when the product has a draft of 10 degrees or less, the depth of the dermatoglyph needs to be less than or equal to 70 μm to ensure that the surface of the dermatoglyph surface 4 is not damaged; when the product demoulding inclination is 8 degrees or below 8 degrees, the dermatoglyph depth needs to be less than or equal to 50 mu m to ensure that the surface of the dermatoglyph surface 4 is not damaged; when the product demoulding inclination is 5 degrees or less than 5 degrees, the dermatoglyph depth needs to be less than or equal to 30 mu m to ensure that the surface of the dermatoglyph surface 4 is not damaged.

A molding cavity 6 is further arranged in the upper template 1, a molding die 7 with the bottom matched with the lower template 2 is movably connected in the molding cavity 6, and the bottom of the molding die 7 and the end part of the lower template 2 are combined to form a molding cavity 3.

In this embodiment, as shown in fig. 2 to 4, the forming die 7 is movably connected to the die slot 6, so that the disassembly, replacement and maintenance are convenient, the cost is saved, and the maintenance efficiency is improved.

An exhaust runner 8 for exhausting the gas in the molding cavity 3 is further arranged between the upper template 1 and the lower template 2, and the exhaust runner 8 penetrates through the molding die 7 and is connected with the molding cavity 3.

In this embodiment, as shown in fig. 1 and fig. 2, the exhaust channel 8 can facilitate the exhaust of the gas in the molding cavity 3 during the injection molding process, thereby improving the injection molding efficiency.

The top of the upper template 1 is also provided with a top plate 20, the top plate 20 is provided with an injection port 21, the injection port 21 is connected with an injection pipe 22, and the end part of the injection pipe 22 sequentially penetrates through the upper template 1 and the forming die 7 and is inserted into the forming cavity 3.

In this embodiment, as shown in fig. 1 and 3, the injection port 21 is externally connected to a molding press, and the molding press injects the injection liquid through the injection port 21, and then injects the injection liquid into the molding cavity 3 through the injection pipe 22.

The theory of operation of this mould is, the injection molding liquid is injected into through mouth 21 that moulds plastics to the compression molding machine, rethread injection molding pipe 22 will mould plastics the liquid and inject into the die cavity 3, and through the gas outgoing in exhaust runner 8 will become die cavity 3, improve the efficiency of moulding plastics, earlier separate cope match-plate pattern 1 and lower bolster 2 through outside actuating mechanism during the drawing of patterns, it is ejecting again with the product, move along vertical direction during the product drawing of patterns and break away from with lower bolster 2, the contained angle of the direction of motion and the 5 actions of slope step during the product drawing of patterns is the drawing of patterns inclination, slope step 5 that matches the fit with dermatoglyph face 4 can prevent that 4 surfaces of dermatoglyph face from being pulled when the drawing of patterns, improve the product surface quality of 4 departments of dermatoglyph face.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms upper template 1, lower template 2, molding cavity 3, dermatoglyph surface 4, inclined step 5, mold groove 6, molding die 7, exhaust runner 8, top plate 20, injection port 21, injection tube 22, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. The utility model provides an injection mould for dermatoglyph class car light product drawing of patterns inclination research, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that, cope match-plate pattern (1) and lower bolster (2) combination form one-tenth die cavity (3), are equipped with the different dermatoglyph face of a plurality of dermatoglyph degree of depth (4) in one-tenth die cavity (3), cope match-plate pattern (1) and lower bolster (2) be equipped with a plurality of and dermatoglyph face (4) one-to-one and be used for preventing slope step (5) of dermatoglyph face (4) surface damage when the drawing of patterns.

2. The injection mold for researching the demolding inclination of the dermatoglyph-like car lamp product as claimed in claim 1, wherein the angle formed by the inclined step (5) and the horizontal plane is the inclination of the inclined step (5), the depth of the dermatoglyph surface (4) embedded into the inclined step (5) is the dermatoglyph depth, and when the product is demolded, the dermatoglyph depth of the dermatoglyph surface (4) is matched with the inclination of the inclined step (5) to be suitable for preventing the damage of the surface of the dermatoglyph surface (4).

3. The injection mold for studying the mold release slope of a dermatoglyph-like vehicular lamp product according to claim 2, wherein the slope of the inclined step (5) is between 0 and 90 degrees.

4. The injection mold for researching the demoulding inclination of the dermatoglyph car lamp product according to the claim 3, wherein the upper mold plate (1) moves along the vertical direction when the mold is opened, and the product moves along the vertical direction when the mold is released.

5. The injection mold for researching the demoulding inclination of the dermatoglyph car lamp product according to the claim 4, wherein the included angle formed by the inclined step (5) and the vertical surface is the demoulding inclination, the demoulding inclination is between 0 and 90 degrees, and the sum of the demoulding inclination and the inclination of the inclined step (5) is 90 degrees.

6. The injection mold for researching the draft angle of the dermatoglyph car lamp product according to claim 5, wherein the plurality of inclined steps (5) correspond to the dermatoglyph depth of the dermatoglyph surface (4) in a one-to-one manner, the inclination of the inclined steps (5) is gradually reduced along with the increase of the draft angle, the dermatoglyph depth is less than 2mm when the draft angle is greater than or equal to 45 degrees and less than 90 degrees, the dermatoglyph depth is less than 0.5mm when the draft angle is greater than 10 degrees and less than 45 degrees, and the dermatoglyph depth is less than or equal to 70 μm when the draft angle is greater than 0 degrees and less than or equal to 10 degrees.

7. The injection mold for researching the demoulding inclination of the dermatoglyph car lamp product according to the claim 6, wherein when the demoulding inclination of the product is 10 degrees or less, the dermatoglyph depth is less than or equal to 70 μm; when the product demoulding inclination is 8 degrees or below 8 degrees, the dermatoglyph depth is less than or equal to 50 mu m; when the product demoulding inclination is 5 degrees or less than 5 degrees, the dermatoglyph depth needs to be less than or equal to 30 mu m.

8. The injection mold for researching the demolding inclination of the dermatoglyph car lamp product as claimed in claim 1, wherein a mold cavity (6) is further arranged in the upper template (1), a forming mold (7) with the bottom matched with the lower template (2) is movably connected in the mold cavity (6), and the bottom of the forming mold (7) and the end of the lower template (2) are combined to form a forming cavity (3).

9. The injection mold for studying the mold release slope of the dermatoglyph car lamp product according to claim 8, wherein an exhaust runner (8) for exhausting the gas in the molding cavity (3) is further arranged between the upper mold plate (1) and the lower mold plate (2), and the exhaust runner (8) passes through the molding die (7) and is connected with the molding cavity (3).

10. The injection mold for studying the mold release slope of the dermatoglyph car lamp product according to claim 9, wherein the top of the upper mold plate (1) is further provided with a top plate (20), the top plate (20) is provided with an injection port (21), the injection port (21) is connected with an injection pipe (22), and the end part of the injection pipe (22) sequentially passes through the upper mold plate (1) and the forming mold (7) and is inserted into the forming cavity (3).