CN214188200U - High-impact-resistance anti-deformation food-grade plastic product injection mold - Google Patents

High-impact-resistance anti-deformation food-grade plastic product injection mold Download PDF

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CN214188200U
CN214188200U CN202022896111.9U CN202022896111U CN214188200U CN 214188200 U CN214188200 U CN 214188200U CN 202022896111 U CN202022896111 U CN 202022896111U CN 214188200 U CN214188200 U CN 214188200U
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mold
movable
fixed
die
slider
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陈贤礼
陈贤鹏
杨清
张宁利
王永义
张银标
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Taizhou Shuoxiang Technology Co ltd
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Taizhou Shuoxiang Technology Co ltd
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Abstract

The utility model provides a food level plastic products injection mold of preapring for an unfavorable turn of events of high impact resistance belongs to the injection mold field. The die comprises a movable die plate and a fixed die plate, wherein the movable die plate is connected with a plurality of movable die sliding blocks in a sliding mode, the movable die sliding blocks can be sequentially connected end to end and form a first die cavity, the fixed die plate is connected with a plurality of fixed die sliding blocks in a sliding mode, the fixed die sliding blocks can be sequentially connected end to end and form a second die cavity, and the first die cavity and the second die cavity are connected to form a forming cavity when die assembly is carried out. Its advantage lies in that a plurality of cover half slider keeps away from each other and makes cover half slider and mould a disconnection, and the movable mould board is kept away from the cover half board to thereby make mould the piece along with the movable mould board removes, thereby keep away from each other and make the piece of moulding drop after that a plurality of movable mould slider, reach the effect of quick drawing of patterns, and do not need the ejector pin.

Description

High-impact-resistance anti-deformation food-grade plastic product injection mold
Technical Field
The utility model belongs to the injection mould field especially relates to a high anti-impact shape food level plastic products injection mold that preapres for an unfavorable turn of events.
Background
In the demoulding process of the traditional mould, the demoulding of the plastic part is usually finished by ejecting the plastic part by the ejector rod, on one hand, if the ejecting force of the ejector rod is larger, the plastic part is easy to deform or break to cause the unqualified plastic part or the contact area of the plastic part and the movable mould plate is larger, and if the ejecting force is unevenly distributed, the plastic part is easy to bend to cause the unqualified plastic part; on the other hand, with the variety of shapes of plastic parts, the ejection mode through the ejector rod is not suitable for manufacturing the plastic parts with complicated or irregular shapes.
For example, chinese patent document discloses a straight ejector rod and inclined ejector rod combined demolding mechanism of an injection mold [ patent application No.: CN201820738659.0], which comprises a straight ejector rod and an oblique ejector rod, wherein the straight ejector rod is fixed on the ejector plate, the oblique ejector rod is installed on the straight ejector rod through a guide rail structure, the end surfaces of the straight ejector rod and the oblique ejector rod located on the same side are both contacted with the plastic part, and the oblique ejector rod is matched with the back-off structure of the plastic part. The injection mold demolding process is too complicated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a food level plastic products injection mold of shape is preapred for an unfavorable turn of events to high anti-impact.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a high anti-impact shape food level plastic products injection mold that preapres for an unfavorable turn of events, includes movable mould board and fixed die plate, movable mould board on sliding connection have a plurality of movable mould slider, a plurality of movable mould slider can end to end and form first die cavity in proper order, the fixed die plate on sliding connection have a plurality of cover half slider, a plurality of cover half slider can end to end and form the second die cavity in proper order, when the compound die, first die cavity and second die cavity connect and form the die cavity.
In foretell high anti-impact shape food level plastic products injection mold that preapres for an unfavorable turn of events, movable mould board on sliding connection have four movable mould sliders, four two bisymmetry settings of movable mould slider, fixed mould board on sliding connection have four cover half sliders, four two bisymmetry settings of cover half slider, each movable mould slider and cover half slider's both sides respectively have an inclined plane.
In the injection mold for the high-impact deformation-preventing food-grade plastic products, each movable mold slide block is at least in sliding connection with a movable mold slide rod fixedly arranged on the movable mold plate, when the mold is closed, the movable mold slide rod is arranged outside the first mold cavity, each fixed mold slide block is at least in sliding connection with a fixed mold slide rod fixedly arranged on the fixed mold plate, and when the mold is closed, the fixed mold slide rod is arranged outside the second mold cavity.
In the high-impact-resistance anti-deformation food-grade plastic product injection mold, when the mold is closed, the side wall of the first cavity is provided with a circle of first reinforcing grooves sunken in the four movable mold sliding blocks, and the side wall of the second cavity is provided with a circle of second reinforcing grooves sunken in the four fixed mold sliding blocks.
In the injection mold for the high-impact deformation-preventing food-grade plastic products, the first cooling pipe penetrates through each movable mold sliding block and each fixed mold sliding block.
In the injection mold for food-grade plastic products with high impact resistance and deformation resistance, each first cooling pipe is provided with a section of arc-shaped cooling pipe.
In the injection mold for the high-impact deformation-preventing food-grade plastic product, the fixed template and the movable template are provided with the plurality of second cooling pipes in a penetrating manner.
In the above-mentioned food level plastic products injection mold of preapring for an unfavorable turn of events of high impact, be equipped with the locating lever on each movable mould slider, be equipped with the constant head tank on each cover half slider, locating lever and constant head tank one-to-one and looks adaptation.
In the high-impact-resistance anti-deformation food-grade plastic product injection mold, each movable mold slide block and each fixed mold slide block are connected with an oil cylinder, and the plurality of oil cylinders are respectively arranged on the movable mold plate and the fixed mold plate.
In the above-mentioned food grade plastic products injection mold of preapring for an unfavorable turn of events of high impact, each movable mould slider sliding connection has two movable mould slide bars, and two movable mould slide bars set up respectively at the both ends of the movable mould slider that corresponds, and the output shaft of the hydro-cylinder that corresponds is located between two movable mould slide bars, and each cover half slider sliding connection has two cover half slide bars, and two cover half slide bars set up respectively at the both ends of the cover half slider that corresponds, and the output shaft of the hydro-cylinder that corresponds is located between two cover half slide bars.
Compared with the prior art, the utility model has the advantages of:
1. the utility model provides a sliding connection has a plurality of movable mould slider on the movable mould board, and a plurality of cover half slider can end to end and form the second die cavity in proper order. The fixed die slide blocks are far away from each other and are separated from the plastic part, the movable die plate is far away from the fixed die plate, so that the plastic part moves along with the movable die plate, then the movable die slide blocks are far away from each other, the plastic part falls off, the effect of quick demoulding is achieved, and an ejector rod is not needed.
2. The utility model provides an inclined plane extends to the other end from the one end of movable mould slider or cover half slider. The area of the inclined surface is large enough, so that the connection relation between the two adjacent movable mold sliding blocks or the fixed mold sliding block can be increased and stable enough, and the qualification rate of the plastic part is improved.
Drawings
Fig. 1 is a schematic view of the present invention as a whole;
FIG. 2 is a schematic structural view of a moving platen;
FIG. 3 is a schematic structural diagram of a fixed die plate;
fig. 4 is a schematic structural view of the first cooling pipe.
In the figure: the device comprises a movable mould plate 10, a fixed mould plate 11, a movable mould slide block 12, a first mould cavity 13, a fixed mould slide block 14, a second mould cavity 15, a movable mould slide rod 16, a first reinforcing groove 17, a second reinforcing groove 18, a first cooling pipe 19, an arc-shaped cooling pipe 20, a positioning rod 22, a positioning groove 23, an oil cylinder 24 and a fixed mould slide rod 25.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Combine shown in fig. 1-4, a food level plastic products injection mold of preapring for an unfavorable turn of events of high impact, including movable mould board 10 and fixed die plate 11, movable mould board 10 on sliding connection have a plurality of movable mould slider 12, a plurality of movable mould slider 12 can end to end in proper order and form first die cavity 13, fixed die plate 11 on sliding connection have a plurality of cover half slider 14, a plurality of cover half slider 14 can end to end in proper order and form second die cavity 15, when the compound die, first die cavity 13 and second die cavity 15 connect and form the shaping chamber.
In the embodiment, in the process of die assembly, a plurality of movable die sliders 12 are close to each other and are connected end to form a first die cavity 13, a plurality of fixed die sliders 14 are close to each other and are connected end to form a second die cavity 15, then the movable die plate 10 is close to the fixed die plate 11 to enable the first die cavity 13 and the second die cavity 15 to be connected to form a forming cavity, injection molding liquid is subjected to injection molding in the forming cavity, after the forming and cooling are finished, the fixed die sliders 14 are mutually far away and enable the fixed die sliders 14 to be disconnected with a plastic part, the movable die plate 10 is far away from the fixed die plate 11, so that the plastic part moves along with the movable die plate 10, then the movable die sliders 12 are mutually far away to enable the plastic part to fall.
The movable mould plate 10 on sliding connection have four movable mould sliders 12, four movable mould sliders 12 bisymmetry sets up, fixed mould plate 11 on sliding connection have four cover half sliders 14, four cover half sliders 14 bisymmetry sets up, each movable mould slider 12 and cover half slider 14 both sides respectively have an inclined plane. In this embodiment, the area of the inclined surface is as large as possible, and the two adjacent movable mold sliders 12 and the two adjacent fixed mold sliders 14 are all connected in an abutting manner through the two inclined surfaces, and the area of the inclined surface is large enough to increase the connection relationship between the two adjacent movable mold sliders 12 or the fixed mold sliders 14 to be stable enough.
Each movable mold slide block 12 is at least connected with a movable mold slide bar 16 fixedly arranged on the movable mold plate 10 in a sliding mode, when the mold is closed, the movable mold slide bar 16 is arranged outside the first mold cavity 13, each fixed mold slide block 14 is at least connected with a fixed mold slide bar 25 fixedly arranged on the fixed mold plate 11 in a sliding mode, and when the mold is closed, the fixed mold slide bar 25 is arranged outside the second mold cavity 15.
In this embodiment, during mold clamping or mold release, the movable mold slide 12 slides on the corresponding movable mold slide 16, and the fixed mold slide 14 slides on the corresponding fixed mold slide 25, so that the moving directions of the movable mold slide 12 and the fixed mold slide 14 are limited, and the occurrence of a misalignment phenomenon during mold clamping is prevented.
When the die is closed, a circle of first reinforcing grooves 17 recessed in the four movable die slide blocks 12 are formed in the side wall of the first cavity 13, and a circle of second reinforcing grooves 18 recessed in the four fixed die slide blocks 14 are formed in the side wall of the second cavity 15.
In the embodiment, since the diameters of the first reinforcing groove 17 and the second reinforcing groove 18 are larger than the diameters of the first cavity 13 and the second cavity 15, the mold cannot be demolded in a conventional demolding manner, that is, a manner of ejecting a plastic part only by using the ejector rod. Therefore, during demolding, the plastic part is disconnected from the movable mold slide 12 and the fixed mold slide 14 through movement of the two slides.
A first cooling pipe 19 penetrates through each movable mold slide 12 and each fixed mold slide 14.
In this embodiment, the first cooling pipe 19 can accelerate cooling of the molded parts formed in the side walls of the first cavity 13 and the second cavity 15, and also accelerate cooling of the molded parts formed in the first reinforcement groove 17 and the second reinforcement groove 18.
Each of the first cooling pipes 19 has a curved cooling pipe 20 having a circular arc shape. In this embodiment, the shape of the arc-shaped cooling pipe 20 is adapted to the arc shapes of the molding cavity, the first reinforcement groove 17 and the second reinforcement groove 18, so as to further uniformly and rapidly cool the plastic parts molded on the side walls of the first cavity 13 and the second cavity 15, and the plastic parts molded in the first reinforcement groove 17 and the second reinforcement groove 18.
And a plurality of second cooling pipes are arranged on the fixed template 11 and the movable template 10 in a penetrating way.
In this embodiment, the second cooling pipe is used to accelerate cooling of the top and bottom portions of the plastic part.
Each movable mold slide block 12 is provided with a positioning rod 22, each fixed mold slide block 14 is provided with a positioning groove 23, and the positioning rods 22 correspond to the positioning grooves 23 one by one and are matched with the positioning grooves 23.
In this embodiment, during clamping, the positioning rods 22 extend into the corresponding positioning grooves 23, and the movable mold slide 12 and the corresponding fixed mold slide 14 are prevented from being displaced from each other.
Each movable mold slide block 12 and the fixed mold slide block 14 are connected with an oil cylinder 24, and a plurality of oil cylinders 24 are respectively arranged on the movable mold plate 10 and the fixed mold plate 11.
Each movable mold slide block 12 is connected with two movable mold slide bars 16 in a sliding manner, the two movable mold slide bars 16 are respectively arranged at two ends of the corresponding movable mold slide block 12, an output shaft of the corresponding oil cylinder 24 is positioned between the two movable mold slide bars 16, each fixed mold slide block 14 is connected with two fixed mold slide bars 25 in a sliding manner, the two fixed mold slide bars 25 are respectively arranged at two ends of the corresponding fixed mold slide block 14, and an output shaft of the corresponding oil cylinder 24 is positioned between the two fixed mold slide bars 25.
The utility model discloses a theory of operation does: when the die is closed, the plurality of oil cylinders 24 work to enable the four movable die slide blocks 12 to be close to each other and connected end to form a first die cavity 13, the plurality of fixed die slide blocks 14 are close to each other and connected end to form a second die cavity 15, then the movable die plate 10 is close to the fixed die plate 11 to enable the first die cavity 13 and the second die cavity 15 to be connected to form a forming cavity, and injection molding liquid is subjected to injection molding in the forming cavity. In the cooling process, the first cooling pipe 19 and the second cooling pipe accelerate the cooling speed of the plastic part, after the molding cooling is finished, the fixed mold sliders 14 are mutually far away and the fixed mold sliders 14 are separated from the plastic part, the movable mold plate 10 is far away from the fixed mold plate 11, so that the plastic part moves along with the movable mold plate 10, then the movable mold sliders 12 are mutually far away, the plastic part falls off, the effect of quick demolding is achieved, and an ejector rod is not needed.
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 movable die plate 10, the fixed die plate 11, the movable die slide 12, the first cavity 13, the fixed die slide 14, the second cavity 15, the movable die slide 16, the first reinforcement groove 17, the second reinforcement groove 18, the first cooling pipe 19, the arc-shaped cooling pipe 20, the positioning rod 22, the positioning groove 23, the oil cylinder 24, the fixed die slide 25, etc., are used more herein, these terms are used only for the purpose of more conveniently describing and explaining the essence of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (10)

1. The utility model provides a food level plastic products injection mold of preapring for an unfavorable turn of events of high impact, includes movable mould board (10) and fixed die plate (11), its characterized in that, movable mould board (10) go up sliding connection and have a plurality of movable mould slider (12), a plurality of movable mould slider (12) can end to end in proper order and form first die cavity (13), fixed die plate (11) go up sliding connection and have a plurality of fixed mould slider (14), a plurality of fixed mould slider (14) can end to end in proper order and form second die cavity (15), when the compound die, first die cavity (13) and second die cavity (15) connect and form the shaping chamber.
2. The injection mold for the food-grade plastic products with high impact resistance and deformation resistance according to claim 1, wherein the movable mold plate (10) is slidably connected with four movable mold sliders (12), the four movable mold sliders (12) are arranged in pairwise symmetry, the fixed mold plate (11) is slidably connected with four fixed mold sliders (14), the four fixed mold sliders (14) are arranged in pairwise symmetry, and two sides of each movable mold slider (12) and each fixed mold slider (14) are respectively provided with an inclined surface.
3. A high impact and deformation resistant food grade plastic product injection mold according to claim 2, wherein each movable mold slide block (12) is at least slidably connected with a movable mold slide bar (16) fixed on the movable mold plate (10), when closing the mold, the movable mold slide bar (16) is outside the first cavity (13), each fixed mold slide block (14) is at least slidably connected with a fixed mold slide bar (25) fixed on the fixed mold plate (11), when closing the mold, the fixed mold slide bar (25) is outside the second cavity (15).
4. A high impact and deformation resistant food grade plastic product injection mold according to claim 3, wherein when the mold is closed, a circle of first reinforcing grooves (17) recessed in the four movable mold slides (12) is formed on the side wall of the first cavity (13), and a circle of second reinforcing grooves (18) recessed in the four fixed mold slides (14) is formed on the side wall of the second cavity (15).
5. The injection mold for food-grade plastic products with high impact resistance and deformation resistance according to claim 4, wherein each moving mold slide (12) and the fixed mold slide (14) is internally provided with a first cooling pipe (19) in a penetrating way.
6. A high impact and deformation prevention food grade plastic product injection mold according to claim 5, wherein each first cooling pipe (19) has a segment of arc-shaped cooling pipe (20) with a circular arc shape.
7. The injection mold for food-grade plastic products with high impact resistance and deformation resistance according to claim 6, wherein a plurality of second cooling pipes are arranged on the fixed mold plate (11) and the movable mold plate (10) in a penetrating manner.
8. The injection mold for the food-grade plastic products with high impact resistance and deformation resistance according to claim 7, wherein each movable mold sliding block (12) is provided with a positioning rod (22), each fixed mold sliding block (14) is provided with a positioning groove (23), and the positioning rods (22) correspond to and are matched with the positioning grooves (23) one by one.
9. The injection mold for the food-grade plastic products with high impact resistance and deformation resistance according to claim 8, wherein each movable mold slide block (12) and each fixed mold slide block (14) are connected with an oil cylinder (24), and the oil cylinders (24) are respectively arranged on the movable mold plate (10) and the fixed mold plate (11).
10. The injection mold for the food-grade plastic products with high impact resistance and deformation resistance according to claim 9, wherein each movable mold slider (12) is slidably connected with two movable mold slide bars (16), the two movable mold slide bars (16) are respectively arranged at two ends of the corresponding movable mold slider (12), an output shaft of the corresponding oil cylinder (24) is positioned between the two movable mold slide bars (16), each fixed mold slider (14) is slidably connected with two fixed mold slide bars (25), the two fixed mold slide bars (25) are respectively arranged at two ends of the corresponding fixed mold slider (14), and an output shaft of the corresponding oil cylinder (24) is positioned between the two fixed mold slide bars (25).
CN202022896111.9U 2020-12-03 2020-12-03 High-impact-resistance anti-deformation food-grade plastic product injection mold Active CN214188200U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022896111.9U CN214188200U (en) 2020-12-03 2020-12-03 High-impact-resistance anti-deformation food-grade plastic product injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022896111.9U CN214188200U (en) 2020-12-03 2020-12-03 High-impact-resistance anti-deformation food-grade plastic product injection mold

Publications (1)

Publication Number Publication Date
CN214188200U true CN214188200U (en) 2021-09-14

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Application Number Title Priority Date Filing Date
CN202022896111.9U Active CN214188200U (en) 2020-12-03 2020-12-03 High-impact-resistance anti-deformation food-grade plastic product injection mold

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CN (1) CN214188200U (en)

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