CN119773208B - Glass fiber reinforced nylon material for blow molding and production equipment and method thereof - Google Patents
Glass fiber reinforced nylon material for blow molding and production equipment and method thereof Download PDFInfo
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- CN119773208B CN119773208B CN202510273423.9A CN202510273423A CN119773208B CN 119773208 B CN119773208 B CN 119773208B CN 202510273423 A CN202510273423 A CN 202510273423A CN 119773208 B CN119773208 B CN 119773208B
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Abstract
The invention discloses a glass fiber reinforced nylon material for blow molding and a production device and a production method thereof, relating to the technical field of glass fiber reinforced nylon material production, comprising a preformed injection mold and a blow molding component, the top of preforming injection mold is provided with blow molding subassembly, the outer end of movable rod is fixed with the neck mould, the telescopic rod body is worn to be equipped with in fluid pipe bottom both sides. According to the glass fiber reinforced nylon material for blow molding, the electric telescopic rod is used for shrinking to enable the mold supporting ball to ascend, the neck opening mold is separated in the process of ascending the mold supporting ball so that the neck opening part of a product is separated from the inside of the neck opening mold, then the piston is pushed upwards in the process of continuously ascending the mold supporting ball, so that oil is pressed into the channels in the inner walls of the two sides of the oil pipe to push the telescopic rod body to extend out, the telescopic rod body extends downwards to push the demolding sleeve to slide downwards along the outer wall of the gas injection head, and the product is pushed to separate from the outer wall of the gas injection head and fall to the unloading part to finish unloading.
Description
Technical Field
The invention relates to the technical field of glass fiber reinforced nylon material production, in particular to a glass fiber reinforced nylon material for blow molding and production equipment and method thereof.
Background
The glass fiber reinforced nylon material is a composite material combining glass fiber and nylon characteristics, and is produced by mixing the glass fiber, the nylon characteristics and auxiliary materials, extruding, and blow molding the extruded materials to obtain a molded product.
When the prior glass fiber reinforced nylon material is used as a blow molding material to blow molding some products with neck (especially with a convex structure), as the inner wall and the outer wall of the neck of the products are attached to the mold, the outer mold of the neck needs to be loosened firstly to perform blanking, and the inner wall of the neck of the products is also easy to adhere to the inner mold, namely the gas injection pipe head, so that the molded products are not easy to perform blanking.
Accordingly, in view of the above, research and improvement on the existing structure and the existing defects are performed, and a glass fiber reinforced nylon material for blow molding and a production device and a production method thereof are provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a glass fiber reinforced nylon material for blow molding and production equipment and method thereof, and solves the problems in the prior art.
The production equipment for the glass fiber reinforced nylon material for blow molding comprises a preformed injection mold and a blow molding assembly, wherein the blow molding assembly is arranged above the preformed injection mold, the blow molding assembly comprises a cladding, an oil pipe, a return spring, a piston, an electric telescopic rod, an air injection head, an air transmission hose, an outer spring pipe, a movable rod, a neck mold, an arc plate, a mold supporting ball, a telescopic rod body and a demolding sleeve, the oil pipe is fixed at the top of the inner wall of the cladding, the return spring is arranged in the oil pipe, the piston is fixed at the bottom of the return spring, the electric telescopic rod is fixed at the top of the cladding, the air injection head is fixed at the bottom of the electric telescopic rod, the air transmission hose is connected to the surface of the air injection head, the outer spring pipes are fixed at the two sides of the cladding, the movable rod is connected to the outer spring through the spring, the neck mold is fixed at the outer end of the movable rod, the inner end of the movable rod is fixed with the neck mold, the support ball is fixed at the outer wall of the lower part of the electric telescopic rod, the telescopic rod is connected to the bottom of the telescopic rod body, and the telescopic rod body is connected to the bottom of the demolding sleeve.
Further, the lower part of the electric telescopic rod penetrates through the oil pipe, and the outer wall of the lower part of the electric telescopic rod is connected with a piston in a sliding mode.
Further, the diameter of the bottom opening of the oil pipe is larger than the outer diameter of the supporting mould ball, and the arc plates are symmetrically distributed about the central axis of the supporting mould ball.
Further, the demolding sleeve is sleeved on the upper part of the outer wall of the gas injection head, and a space is reserved between the outer wall of the gas injection head and the inner wall of the neck mold.
Further, the electric lifting push rod is fixed on the outer side face of the cladding, and the support plate is fixed on the outer wall of the electric lifting push rod.
Further, driving motors are arranged in the middle of the support plates, and blow molding die assemblies are arranged below one ends of the support plates.
Further, the blow molding die assembly comprises a hydraulic push rod and a die body, wherein the end part of the hydraulic push rod is fixed with the die body.
Further, the top structure of the mold body is matched with the bottom structure of the neck mold, and the bottom of the neck mold is matched with the top of the preformed injection mold.
The production method of the glass fiber reinforced nylon material for blow molding, which is applied to the production equipment of the glass fiber reinforced nylon material for blow molding, comprises the following steps of:
step one, uniformly mixing the raw materials by mixing equipment, and then putting the raw materials into an extruder for extrusion;
The extrusion end of the extruder is connected with the feeding end of the pre-forming injection mold, at the moment, the electric lifting push rod stretches out to enable the gas injection head to enter the inside of the pre-forming injection mold, the bottom of the neck mold is attached to the top of the pre-forming injection mold to be sealed, and a gap is reserved between the gas injection head and the inner wall of the pre-forming injection mold to enable the raw material in a molten state to be coated on the outer wall of the gas injection head;
Step three, the gas injection head carries the raw materials attached to the outer wall of the gas injection head to lift away from the position of the preformed injection mold, and the support plate is driven to rotate by the driving motor so that the gas injection head with the raw materials attached to the surface rotates to the position above the blow molding mold assembly;
The gas injection head carries raw materials to descend, the hydraulic push rods extend out to enable the die bodies to be close to each other and fold, the gas injection head carries raw materials to be located inside the die bodies, and at the moment, a gas hose inputs gas to the gas injection head to enable the raw materials to expand until the raw materials are contacted with the inner walls of the die bodies to be shaped;
Step five, separating the die body to expose the product after the product is solidified and shaped, at the moment, rotating the gas injection head to a discharging position with the product, at the moment, shrinking the electric telescopic rod to enable the gas injection head and the die supporting ball to ascend, and enabling the neck opening die to be mutually separated by an external supporting arc plate when the die supporting ball ascends, so that contact between the neck opening part of the product and the inner wall of the neck opening die is separated;
And step six, the electric telescopic rod continues to shrink to enable the die supporting ball to enter the oil pipe to push the piston to rise, so that the reset spring and the oil are compressed, the oil is pressed into the cavity channels in the inner walls of the two sides of the oil pipe to push the telescopic rod body to extend out, so that the telescopic rod body extends downwards to push the stripping sleeve to slide downwards along the outer wall of the gas injection head to push a product to separate from the outer wall of the gas injection head and fall to a discharging position to finish discharging, and then the operations of the steps two to six are repeated.
A glass fiber reinforced nylon material for blow molding, which is applied to the production method of the glass fiber reinforced nylon material for blow molding, the glass fiber reinforced nylon material for blow molding comprises the following raw materials in parts by weight:
600-700 parts of PA6 nylon or PA66 nylon, 200-400 parts of glass fiber, 1-3 parts of antioxidant, 9-10 parts of lubricant and 4-5 parts of ultraviolet resistant agent.
The invention provides a glass fiber reinforced nylon material for blow molding, and production equipment and a production method thereof, and the glass fiber reinforced nylon material has the following beneficial effects:
1. According to the glass fiber reinforced nylon material for blow molding, the electric telescopic rod is used for shrinking to enable the mold supporting ball to ascend, the neck opening mold is separated in the process of ascending the mold supporting ball so that the neck opening part of a product is separated from the inside of the neck opening mold, then the piston is pushed upwards in the process of continuously ascending the mold supporting ball, so that oil is pressed into the channels in the inner walls of the two sides of the oil pipe to push the telescopic rod body to extend out, the telescopic rod body extends downwards to push the demolding sleeve to slide downwards along the outer wall of the gas injection head, and the product is pushed to separate from the outer wall of the gas injection head and fall to the unloading part to finish unloading.
2. The glass fiber reinforced nylon material for blow molding and the production equipment and the production method thereof are characterized in that the demolding sleeve is sleeved outside the rod body of the electric telescopic rod, and the demolding sleeve and the rod body are not fixedly connected, so that the elastic action of the reset spring of the electric telescopic rod is kept unchanged when the electric telescopic rod is contracted at first, the demolding sleeve is prevented from lifting along with the contraction of the electric telescopic rod at first, and the movement interference caused by the separation operation of the neck mold and the sliding down of the demolding sleeve is avoided.
Drawings
FIG. 1 is a schematic view of a preformed injection mold according to the present invention;
FIG. 2 is a schematic view of a mold body according to the present invention;
FIG. 3 is a schematic view of the internal structure of the enclosure of the present invention;
FIG. 4 is a schematic view of the neck finish mold structure of the present invention;
FIG. 5 is a schematic view of the internal structure of the oil pipe according to the present invention;
FIG. 6 is a schematic view of the bottom structure of the oil pipe of the present invention.
In the figure, 1, a preformed injection mold, 2, a blow molding assembly, 201, a cladding, 202, an oil pipe, 203, a return spring, 204, a piston, 205, an electric telescopic rod, 206, an air injection head, 207, an air hose, 208, an outer spring pipe, 209, a movable rod, 210, a neck mold, 211, an arc plate, 212, a mold supporting ball, 213, a telescopic rod body, 214, a mold stripping sleeve, 3, an electric lifting push rod, 4, a support plate, 5, a driving motor, 6, a blow molding mold assembly, 601, a hydraulic push rod, 602 and a mold body.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 to 6, the present invention provides the following technical solutions: the production equipment for the glass fiber reinforced nylon material for blow molding comprises a preformed injection mold 1 and a blow molding assembly 2, wherein the blow molding assembly 2 is arranged above the preformed injection mold 1, the blow molding assembly 2 comprises an enclosure 201, an oil pipe 202, a return spring 203, a piston 204, an electric telescopic rod 205, an air injection head 206, an air hose 207, an air pipe 208, a movable rod 209, a neck mold 210, an arc plate 211, a supporting mold ball 212, a telescopic rod 213 and a demolding sleeve 214, the oil pipe 202 is fixed at the top of the inner wall of the enclosure 201, the return spring 203 is arranged in the oil pipe 202, the piston 204 is fixed at the bottom of the return spring 203, the electric telescopic rod 205 is fixed at the top of the enclosure 201, the air injection head 206 is fixed at the bottom of the electric telescopic rod 205, the air pipe 207 is connected with the air pipe 207 on the surface of the enclosure 201, the spring outer pipes 208 are fixed at the two sides of the air pipe 208, the movable rod 209 is connected with the movable rod 209 through a spring, the inner end 211 of the movable rod 209 is fixed with the arc plate 211, the lower outer wall 205 of the electric rod 205 is fixed with the lower wall 212 and the lower wall 205 is fixed with the lower wall 212 of the outer wall 212 of the electric rod 205, the upper wall of the electric rod 205 is connected with the outer wall 212 of the air pipe 206, the outer wall 212 is connected with the outer wall 212 of the outer wall of the air pipe 206, which is arranged between the outer wall of the air pipe 206 and the outer wall of the air pipe is connected with the outer wall 212, and the outer wall 212 is provided with the outer wall 212 of the outer wall of the air pipe 206;
The method comprises the following specific operations that the extrusion end of an extruder is connected with the feeding end of a pre-forming injection mold 1, at the moment, an electric lifting push rod 3 stretches out to enable an air injection head 206 to enter the pre-forming injection mold 1, the bottom of a neck mold 210 is attached to the top of the pre-forming injection mold 1 to be sealed, a gap is reserved between the air injection head 206 and the inner wall of the pre-forming injection mold 1, so that a raw material in a molten state can be coated on the outer wall of the air injection head 206, at the moment, the neck mold 210 clamps the top of the raw material, and the inner wall of the neck mold 210 is of a concave structure so as to facilitate clamping the raw material to prevent the raw material on the surface of the air injection head 206 from falling off carelessly in the rotating process
When the glass fiber reinforced nylon material is used for blow molding of products, raw materials in a pre-forming stage are adhered to the outer wall of the gas injection head 206, at the moment, the top of the raw materials is contacted with the bottom of the demolding sleeve 214, the bottom of the demolding sleeve 214 can be oiled in advance to facilitate later demolding, the top of the outer wall of the raw materials is also contacted with the inner wall of the neck mold 210, and the neck molds 210 are mutually folded under the action of the spring in the spring outer tube 208;
After the product is solidified and shaped, the gas injection head 206 carries the product to rotate to a discharging position, at the moment, the electric telescopic rod 205 is contracted to enable the gas injection head 206 and the mold supporting ball 212 to ascend, the outer mold supporting plate 211 enables the neck mold 210 to be separated from each other when the mold supporting ball 212 ascends, thereby separating the contact between the neck part of the product and the inner wall of the neck mold 210, avoiding the interference of movement caused by the closed neck mold 210 when the mold stripping sleeve 214 descends to push the product to discharge, the electric telescopic rod 205 continues to contract to enable the mold supporting ball 212 to enter the oil pipe 202 to push the piston 204 to ascend, so that the reset spring 203 and the oil are compressed, the oil is pressed into the cavities in the inner walls of the two sides of the oil pipe 202 to push the telescopic rod 213 to stretch out, so that the telescopic rod 213 stretches downwards to push the mold stripping sleeve 214 to slide downwards along the outer wall of the gas injection head 206, the product is separated from the outer wall of the gas injection head 206 to fall to the discharging position to complete the discharging, and then the operation is repeated to realize continuous operation;
Based on the above description, the invention utilizes the shrinkage of the electric telescopic rod 205 to enable the die supporting ball 212 to rise, during the rising process of the die supporting ball 212, the neck mold 210 is firstly separated so that the neck part of the product is separated from the interior of the neck mold 210, then the piston 204 is pushed upwards during the continuous rising process of the die supporting ball 212, so that the oil is pressed into the cavities in the inner walls of the two sides of the oil pipe 202 to push the telescopic rod 213 to extend, so that the telescopic rod 213 extends downwards to push the demolding sleeve 214 to slide downwards along the outer wall of the gas injection head 206, and the product is pushed to separate from the outer wall of the gas injection head 206 and fall to the unloading position to complete unloading;
Secondly, the stripper sleeve 214 is sleeved outside the rod body of the electric telescopic rod 205, and the two are not fixedly connected, so that the elastic action of the reset spring 203 of the electric telescopic rod 205 is kept unchanged when the electric telescopic rod 205 is contracted at first, and the stripper sleeve 214 is prevented from lifting along with the contraction of the electric telescopic rod 205 at first, so that the motion interference caused by the separation operation of the neck die 210 and the sliding down of the stripper sleeve 214 is avoided.
As shown in fig. 1-6, an electric lifting push rod 3 is fixed on the outer side surface of a shell 201, a support plate 4 is fixed on the outer wall of the electric lifting push rod 3, a driving motor 5 is arranged in the middle of the support plate 4, a blow molding die assembly 6 is arranged below one end of the support plate 4, the blow molding die assembly 6 comprises a hydraulic push rod 601 and a die body 602, the end part of the hydraulic push rod 601 is fixed with the die body 602, the top structure of the die body 602 is matched with the bottom structure of a neck die 210, and the bottom of the neck die 210 is matched with the top of a preformed injection die 1;
The glass fiber reinforced nylon material comprises the following raw materials which are uniformly mixed by a mixing device and then are put into an extruder for extrusion, the extrusion end of the extruder is connected with the feeding end of a preformed injection mold 1, after a sufficient amount of raw materials are attached to the inside of the preformed injection mold 1 by an air injection head 206, the raw materials attached to the outer wall of the air injection head 206 are lifted away from the position of the preformed injection mold 1, a support plate 4 is driven by a driving motor 5 to rotate so that the air injection head 206 with the raw materials attached to the surface is rotated to the position above a blow molding mold assembly 6, the raw materials are carried by the air injection head 206 to descend, a hydraulic push rod 601 extends out so that the mold bodies 602 are mutually close and folded, the raw materials are carried by the air injection head 206 and are positioned in the mold body 602, at the moment, a gas hose 207 inputs gas into the air injection head 206, the raw materials expand until the raw materials are contacted with the inner wall of the mold body 602 for shaping, after the products are solidified and shaped, the mold body 602 is separated to expose, and the products are carried by the air injection head 206 to rotate to the unloading position for blanking.
The production method of the glass fiber reinforced nylon material for blow molding, which is applied with the production equipment of the glass fiber reinforced nylon material for blow molding, comprises the following steps:
step one, uniformly mixing the raw materials by mixing equipment, and then putting the raw materials into an extruder for extrusion;
The extrusion end of the extruder is connected with the feeding end of the pre-forming injection mold 1, at the moment, the electric lifting push rod 3 stretches out to enable the gas injection head 206 to enter the pre-forming injection mold 1, the bottom of the neck mold 210 is attached to the top of the pre-forming injection mold 1 to be sealed, and a gap is reserved between the gas injection head 206 and the inner wall of the pre-forming injection mold 1 to enable the raw material in a molten state to be coated on the outer wall of the gas injection head 206;
Step three, the gas injection head 206 carries the raw materials attached to the outer wall of the gas injection head to rise away from the position of the preformed injection mold 1, and the support plate 4 is driven to rotate by the driving motor 5 so that the gas injection head 206 with the raw materials attached to the surface rotates to the upper part of the blow molding mold assembly 6;
Step four, the gas injection head 206 carries raw materials to descend, and the hydraulic push rods 601 extend out to enable the die bodies 602 to be close to each other and fold, so that the gas injection head 206 carries raw materials to be located inside the die bodies 602, and at the moment, the gas transmission hose 207 inputs gas into the gas injection head 206, so that the raw materials expand until contacting with the inner wall of the die bodies 602 for shaping;
step five, separating the die body 602 to expose the product after the product is solidified and shaped, at the moment, the gas injection head 206 carries the product to rotate to a discharging position, at the moment, the electric telescopic rod 205 contracts to enable the gas injection head 206 and the die supporting ball 212 to ascend, and the arc-shaped plate 211 is externally supported to enable the neck opening die 210 to be separated from each other when the die supporting ball 212 ascends, so that contact between the neck opening part of the product and the inner wall of the neck opening die 210 is separated;
Step six, the electric telescopic rod 205 continues to shrink so that the mold supporting ball 212 enters the oil pipe 202 to push the piston 204 to rise, so that the return spring 203 and the oil are compressed, the oil is pressed into the cavities in the inner walls of the two sides of the oil pipe 202 to push the telescopic rod 213 to extend, so that the telescopic rod 213 extends downwards to push the mold stripping sleeve 214 to slide downwards along the outer wall of the gas injection head 206, so that the product is pushed to separate from the outer wall of the gas injection head 206 and fall to the discharging position to finish discharging, and then the operations of steps two to six are repeated.
A glass fiber reinforced nylon material for blow molding, which is applied to the production method of the glass fiber reinforced nylon material for blow molding, the glass fiber reinforced nylon material for blow molding comprises the following raw materials in parts by weight:
600-700 parts of PA6 nylon or PA66 nylon, 200-400 parts of glass fiber, 1-3 parts of antioxidant, 9-10 parts of lubricant and 4-5 parts of ultraviolet resistant agent.
The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510273423.9A CN119773208B (en) | 2025-03-10 | 2025-03-10 | Glass fiber reinforced nylon material for blow molding and production equipment and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202510273423.9A CN119773208B (en) | 2025-03-10 | 2025-03-10 | Glass fiber reinforced nylon material for blow molding and production equipment and method thereof |
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| CN119773208A CN119773208A (en) | 2025-04-08 |
| CN119773208B true CN119773208B (en) | 2025-05-16 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102481702A (en) * | 2009-07-03 | 2012-05-30 | 海内肯供应连锁公司 | Container, preform assembly and method and apparatus for forming containers |
| CN119348110A (en) * | 2024-12-24 | 2025-01-24 | 张家港市艾必模科技有限公司 | An injection blow molding machine with rapid cooling and molding capabilities |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2914580B1 (en) * | 2007-04-06 | 2013-04-12 | Sidel Participations | BLOWING DEVICE OR BLOWING DEVICE FOR THE MANUFACTURE OF CONTAINERS COMPRISING CLAMP MEANS TO SUPPORT A BLEACH BY ITS COLLAR |
| CN107031024B (en) * | 2012-08-20 | 2019-06-07 | 日精Asb机械株式会社 | Blow-moulding machine |
| CN221249800U (en) * | 2023-11-02 | 2024-07-02 | 江苏青木机械有限公司 | PET bottle blow molding machine with automatic demoulding mechanism |
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2025
- 2025-03-10 CN CN202510273423.9A patent/CN119773208B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102481702A (en) * | 2009-07-03 | 2012-05-30 | 海内肯供应连锁公司 | Container, preform assembly and method and apparatus for forming containers |
| CN119348110A (en) * | 2024-12-24 | 2025-01-24 | 张家港市艾必模科技有限公司 | An injection blow molding machine with rapid cooling and molding capabilities |
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Denomination of invention: A glass fiber reinforced nylon material for blow molding and its production equipment and method Granted publication date: 20250516 Pledgee: Bank of Nanjing Co.,Ltd. Taizhou Branch Pledgor: Jiangsu Haiju New Material Technology Co.,Ltd. Registration number: Y2025980038045 |