CN115674558B - Avoid carbon fiber forming machine of overlap - Google Patents
Avoid carbon fiber forming machine of overlap Download PDFInfo
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- CN115674558B CN115674558B CN202211645997.7A CN202211645997A CN115674558B CN 115674558 B CN115674558 B CN 115674558B CN 202211645997 A CN202211645997 A CN 202211645997A CN 115674558 B CN115674558 B CN 115674558B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses a carbon fiber forming machine capable of avoiding flash, which comprises an injection assembly, an injection assembly and a pressing assembly, wherein the injection assembly comprises an outer fixed pipe, an inner accommodating pipe, a rotating pipe and an extrusion rod, the inner accommodating pipe penetrates through two ends of the outer fixed pipe, one end of the inner accommodating pipe is provided with a conical head, an accommodating space is arranged in the inner accommodating pipe, the rotating pipe is arranged in the accommodating space, one end of the rotating pipe, which is on the same side with the conical head, is opened, the other end of the rotating pipe is closed, and the extrusion rod penetrates through the inner accommodating pipe and the rotating pipe, extends into the rotating pipe and is in threaded connection with the inner wall of the rotating pipe; the molding assembly comprises a shell, a telescopic arm and a mold, wherein a circular opening is formed in one surface of the shell, which faces the injection assembly, the telescopic arm is arranged on two side walls in the shell, and the mold is fixedly clamped by the telescopic arm; the invention utilizes the high-temperature air pressure difference to generate pressure to impact and vibrate the mould, so that the demoulding is more effective, and the impact technology is well combined in the high-temperature melting injection part, so that the structure is more compact, the high-temperature waste heat is effectively utilized, and the energy waste is avoided.
Description
Technical Field
The invention relates to the technical field of plastic molding, in particular to a carbon fiber molding machine capable of avoiding flash.
Background
With the rapid development of the plastic industry and the continuous improvement of general and engineering plastics in the aspects of strength, precision and the like, the application range of plastic products is continuously expanded, and the proportion of the plastic products is rapidly increased. A reasonably designed plastic part tends to replace many conventional metal parts. The amount of plastic products is also increasing. A plastic mould is a tool which is matched with the plastic mould in the plastic processing industry and gives a complete configuration and accurate dimension to a plastic product. Because the plastic varieties and processing methods are various, and the structures of the plastic molds and the plastic products are various, the types and the structures of the plastic molds are also various. When a plastic mold is used for producing a plastic product, molten plastic materials are required to be placed into a mold cavity of the mold, and molten materials in the mold cavity are cooled, solidified and shaped to form plastic.
In the prior art, the application of a forming machine is gradually expanded, the forming machine of the carbon fiber occupies extensive application in the market along with the development of the technology, but the condition of flash can occur in the traditional forming technology during the forming of a mould, according to analysis, the phenomenon of collapse flash can be caused by a mould due to incomplete demoulding or uneven cooling in the prior art, and in the prior art, the condition of insufficient melting of plastic can be caused due to uneven melting of high temperature, so that the produced finished product often has defective products.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the problems occurring in the prior art.
Therefore, the technical problems to be solved by the invention are that in the prior art, the model can cause the phenomenon of collapse and flash due to incomplete demolding or uneven cooling, and in the prior art, the condition of insufficient melting of plastics can be caused due to uneven high-temperature melting.
In order to solve the technical problems, the invention provides the following technical scheme: a carbon fiber forming machine capable of avoiding flash comprises an injection assembly, wherein the injection assembly comprises an outer fixing pipe, an inner containing pipe, a rotating pipe and an extrusion rod, the outer fixing pipe is hollow, the end faces of two ends of the outer fixing pipe are provided with circular openings, the inner containing pipe penetrates through the two ends of the outer fixing pipe and is fixedly arranged, one end of the inner containing pipe is provided with a conical head, the tip end of the conical head is open, an containing space is arranged in the inner containing pipe, the rotating pipe is installed in the containing space, one end of the rotating pipe, which is the same with the conical head, is open, the other end of the rotating pipe is closed, and the extrusion rod sequentially penetrates through the inner containing pipe and the rotating pipe, extends into the rotating pipe and is in threaded connection with the inner wall of the rotating pipe; and the number of the first and second groups,
the shaping subassembly, the shaping subassembly includes shell, flexible arm and mould, the shell sets up circular opening towards the one side of injection subassembly, and flexible arm sets up two and to setting up on the both sides wall in the shell with using, the end fixing centre gripping mould of flexible arm.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: the mold comprises two half mold bodies which are identical in structure and symmetrically arranged, two telescopic arms fixedly clamp one half mold body through arc-shaped clamping parts respectively, and the two half mold bodies are combined to form the mold with a cavity.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: the side wall of the shell is connected with a cooling pipe, the cooling pipe is communicated to the inside of the shell, cooling gas is introduced into the cooling pipe, and the jet orifice faces the die.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: an annular cavity is formed between the outer fixed pipe and the inner containing pipe, a high-temperature fusion pipe is spirally wound on the outer wall of the inner containing pipe and is positioned in the annular cavity, a spiral groove is formed in the outer wall of the rotating pipe, and the spiral direction and the track of the spiral groove are synchronously arranged with the spiral track pitch of the high-temperature fusion pipe;
two ends of the high-temperature fusion tube penetrate out of two end parts of the outer fixing tube.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: the conical head of the inner accommodating pipe and one end far away from the conical head extend out of two ends of the outer fixing pipe, and the conical head corresponds to the mold;
one end of the outer fixing pipe is provided with a first ring sealing plate, the other end of the outer fixing pipe is provided with a second ring sealing plate, the first ring sealing plate and the second ring sealing plate are fixedly connected with the outer wall of the inner containing pipe, and the inner diameter size of the first ring sealing plate and the inner diameter size of the second ring sealing plate are consistent with the outer diameter size of the inner containing pipe.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: a cylinder is arranged at one end of the extrusion rod, which is positioned in the rotating pipe, the cylinder is in threaded connection with the inner wall of the rotating pipe, and a cone is arranged at the end part of the cylinder;
the outside of the closed end of the rotating pipe is provided with a limiting pipe, the limiting pipe is embedded into the inner containing pipe and is far away from the inner wall of the end part of the conical head and is in rotating connection with the inner wall of the end part of the conical head, the outer wall of the end part of the inner containing pipe, which is far away from the conical head, is provided with a material through hole, and the material through hole is communicated with the containing space.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: the utility model discloses a shaping subassembly, including annular cavity, division board, second ring closure plate, first ring closure plate, division board, the division board is provided with the impact pole in the long tube, the impact pole is worn out from second ring closure plate, and the tip striking cooperation mould of impact pole is worn out to the annular cavity, and the annular cavity is equipped with a plurality of annular cavity inner circle, and the annular cavity inner circle is equipped with the circular long tube, and the annular cavity inner circle is equipped with a plurality of annular cavity inner circle, set up the division board in the long tube, the division board divide into first region and second region with long tube inner space.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: one end of the impact rod penetrates through the partition plate and is positioned in the first area, a circular plate is arranged at the end part of the impact rod positioned in the first area, the circular plate is connected with the partition plate through a first spring, and a vent hole is formed in the partition plate;
the outer wall of the outer fixing pipe is provided with a plurality of water injection holes, the circumference of each water injection hole corresponds to the corresponding long pipe, and the water injection holes are communicated to the second area in the long pipe.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: and a round hole is formed in the second ring closing plate, the impact rod penetrates out of the round hole, and the size of the round hole is larger than that of the part of the impact rod penetrating out of the round hole.
As a preferable aspect of the carbon fiber forming machine of the present invention, the flash-avoiding carbon fiber forming machine further includes: the injection assembly further comprises a sealing ring, the sealing ring is positioned on the side of the second ring sealing plate, a small sealing ball is circumferentially arranged on one surface of the sealing ring facing the round hole, the small sealing ball is embedded into the round hole, and the impact rod sequentially penetrates through the round hole, the small sealing ball and the sealing ring;
the sealing ring is connected with the second ring sealing plate through a second spring, a pair of connecting plates are arranged on the sealing ring, the end portion, far away from the sealing ring, of each connecting plate is connected with a lantern ring which is coaxial with the sealing ring, the lantern ring is sleeved on the outer wall, extending out of the first ring sealing plate, of the containing pipe and is in threaded connection with the outer wall of the containing pipe, and the end portion of each connecting plate is connected with the outer wall of the lantern ring in a rotating mode.
The invention has the beneficial effects that: the invention better perfects the technology of high-temperature uniform melting and cooling, simultaneously utilizes the pressure generated by high-temperature air pressure difference to impact and vibrate the mould, so that the demoulding is more effective, and the impact technology is well combined in the high-temperature melting injection part, so that the structure is more compact, the high-temperature waste heat is effectively utilized, and the energy waste is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein:
fig. 1 is a schematic view of the mounting structure of an injection assembly and a molding assembly in a first embodiment.
Fig. 2 is a schematic view of the exploded structure of the injection assembly in the first embodiment.
Fig. 3 is a schematic view of the inner structure of the outer fixing tube in the first and second embodiments.
Fig. 4 is a schematic view showing an assembly structure of the inside of the outer fixing tube in the first and second embodiments.
Fig. 5 is a schematic cross-sectional view of an injection assembly in a second embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying figures of the present invention are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to 1~4, this embodiment provides a flash-free carbon fiber molding machine according to a first embodiment of the present invention, which includes an injection assembly 1 and a molding assembly 2, wherein the injection assembly 1 is used to melt a plastic material into a liquid state and inject the liquid state into the molding assembly 2, and the plastic material is fixed in the molding assembly 2 by a mold 23 and then cooled for molding.
The injection assembly 1 comprises an outer fixed tube 11, an inner containing tube 12, a rotating tube 13 and an extrusion rod 14, wherein the outer fixed tube 11, the inner containing tube 12, the rotating tube 13 and the extrusion rod 14 are all of a circular structure.
The circular opening is seted up to cavity and the terminal surface at both ends in outer fixed tube 11, outer fixed tube 11 is outer tube fixed stay's effect, the both ends that outer fixed tube 11 was passed to interior containing tube 12 are fixed to be set up, it is concrete, contain containing tube 12 in outer fixed tube 11 with outer fixed tube 11 fixed connection, simultaneously, interior containing tube 12 both ends all expose outer fixed tube 11 and the one end of interior containing tube 12 sets up tapered head 121, tapered head 121 tip opening sets up accommodation space 122 in and interior containing tube 12.
The rotating tube 13 is installed in the accommodating space 122, one end of the rotating tube 13 on the same side as the conical head 121 is open, the other end is closed, one end of the extrusion rod 14 sequentially penetrates through the inner accommodating tube 12 and the rotating tube 13, extends into the rotating tube 13 and is in threaded connection with the inner wall of the rotating tube 13, and the extrusion rod 14 is driven by the push rod motor to move linearly in the rotating tube 13.
Further, the plastic material is located in a space between the inner accommodating tube 12 and the rotating tube 13, the rotating tube 13 is rotatably connected with the inner accommodating tube 12 at a position opposite to the inner accommodating tube 12 in the inner accommodating tube 12, when the extrusion rod 14 is driven to advance, the rotating tube 13 rotates due to threaded connection, specifically, the outer wall of the rotating tube 13 is provided with a spiral groove 131, the plastic material advances toward the conical head 121 along with the movement of the spiral groove 131, then the extrusion rod 14 continuously advances to extend out of an opening of the rotating tube 13 in the direction of the conical head 121 and extrude the melted plastic, one end of the extrusion rod 14 located inside the rotating tube 13 is provided with a cylinder 141, the cylinder 141 is in threaded connection with the inner wall of the rotating tube 13, the end of the cylinder 141 is provided with a cone 142, the cone 142 extends out of the opening into the conical head 121 to match the size inside of the conical head 121 to extrude the melted plastic inside and extrude the melted plastic out of the opening at the tip of the conical head 121.
Further, the outside of the closed end of the rotating pipe 13 is provided with a limiting pipe 132, the limiting pipe 132 is embedded into the inner wall of the end part of the containing pipe 12 far away from the conical head 121 and is connected in a rotating manner, the outer wall of the end part of the containing pipe 12 far away from the conical head 121 is provided with a material through hole, and the material through hole is communicated with the accommodating space 122.
An annular cavity 111 is formed between the outer fixed pipe 11 and the inner containing pipe 12, a high-temperature fusion pipe 123 is spirally wound on the outer wall of the inner containing pipe 12, the high-temperature fusion pipe 123 is positioned in the annular cavity 111, a spiral groove 131 is formed in the outer wall of the rotating pipe 13, and the spiral direction and the track of the spiral groove 131 are synchronously arranged with the spiral track pitch of the high-temperature fusion pipe 123; this arrangement can make the optimum temperature conduction point of the high-temperature fusion pipe 123 always consistent with the plastic in the spiral groove 131, resulting in optimum temperature conduction efficiency. And defective products produced by insufficient melting of the plastic are prevented.
Both ends of the high temperature fusion pipe 123 penetrate out from both end portions of the outer fixing pipe 11.
Further, the molding assembly 2 comprises a housing 21, two telescopic arms 22 and a mold 23, wherein a circular opening is formed in one surface of the housing 21 facing the injection assembly 1, the two telescopic arms 22 are arranged on two side walls arranged in the housing 21, and the end portions of the telescopic arms 22 fixedly clamp the mold 23.
Specifically, injection subassembly 1 and shaping subassembly 2 all set up on the platform, have the supporting part on the platform and hold up injection subassembly 1, shaping subassembly 2 then is located with injection subassembly 1 in the position of conical head 121 pointed end opening orientation, conical head 121 pointed end opening corresponds the opening of mould 23.
The mold 23 includes two mold halves 231 which are identical in structure and symmetrically arranged, the two telescopic arms 22 fixedly clamp one mold half 231 through arc-shaped clamping portions respectively, and the two mold halves 231 are combined to form the mold 23 with a cavity therein. After being melted, the plastic enters a cavity of the mold 23 for molding through extrusion; a cooling pipe 24 is connected to a side wall of the housing 21, the cooling pipe 24 is communicated with the inside of the housing 21, cooling gas is introduced into the cooling pipe 24, and an injection port faces the mold 23. The cooling pipe 24 can accelerate the shaping of the plastic liquid in the mould 23. Further effectively avoiding mold flash in the mold 23 of the molding machine.
The conical head 121 of the inner accommodating tube 12 and one end far away from the conical head 121 extend out of two ends of the outer fixing tube 11, and the conical head 121 corresponds to the mold 23; in particular, the tapered head 121 partially protrudes into the opening of the mold 23, facilitating the injection of the liquid plastic.
One end of the outer fixing pipe 11 is provided with a first ring closing plate 112, the other end is provided with a second ring closing plate 113, the first ring closing plate 112 and the second ring closing plate 113 are both fixedly connected with the outer wall of the inner containing pipe 12, and the inner diameter size of the first ring closing plate 112 and the second ring closing plate 113 is consistent with the outer wall diameter size of the inner containing pipe 12. The inner accommodating tube 12 is disposed in the accommodating space 122 in the outer fixing tube 11, and two ends of the inner accommodating tube respectively pass through the first ring sealing plate 112 and the second ring sealing plate 113 and are fixedly connected with the first ring sealing plate 112 and the second ring sealing plate 113, and can be fixed by welding. Two ends of the high-temperature fusion pipe 123 respectively penetrate out of the first ring closing plate 112 and the second ring closing plate 113.
Example 2
Referring to 3~5, a second embodiment of the present invention is based on the previous embodiment, and in order to further avoid mold flash in the mold 23 of the molding machine, an impact member is disposed to impact the mold 23 after cooling and molding, and the mold is separated better in the mold 23 by impact vibration, so as to prevent the mold from partially collapsing due to adhesion between the mold 23 and a portion of the mold.
Specifically, one end of the outer fixing tube 11 is provided with a first ring closing plate 112, the other end is provided with a second ring closing plate 113, the first ring closing plate 112 and the second ring closing plate 113 are both fixedly connected with the outer wall of the inner containing tube 12, and the inner diameter of the first ring closing plate 112 and the inner diameter of the second ring closing plate 113 are the same as the outer wall of the inner containing tube 12. It is further noted that the second ring closure plate 113 is disposed proximate to the end of the molding assembly 2 and the first ring closure plate 112 is disposed distal to the end of the molding assembly 2.
A circular long pipe 114 is connected between the first ring closing plate 112 and the second ring closing plate 113, a plurality of long pipes 114 are arranged on the inner circumference of the annular cavity 111, a separation plate 114-1 is arranged in the long pipe 114, the separation plate 114-1 divides the inner space of the long pipe 114 into a first area 114-2 and a second area 114-3, a striking rod 115 is arranged in the long pipe 114, the striking rod 115 penetrates out of the second ring closing plate 113, and the end of the striking rod 115 strikes and is matched with the mold 23.
One end of the striking rod 115 penetrates through the partition plate 114-1 and is positioned in the first area 114-2, the other part of the striking rod 115 is positioned in the second area 114-3, a circular plate 115-1 is arranged at the end part of the striking rod 115 positioned in the first area 114-2, the circular plate 115-1 is connected with the partition plate 114-1 through a first spring 115-2, and a vent hole 114-4 is formed in the partition plate 114-1.
The outer wall of the outer fixing pipe 11 is provided with a plurality of water injection holes 116, the water injection holes 116 are circumferentially arranged and correspond to the long pipe 114, the water injection holes 116 are communicated with a second area 114-3 in the long pipe 114, a small amount of water is injected into the second area 114-3 through the water injection holes 116, the water temperature is increased and evaporated under the action of the high-temperature fusion pipe 123 to become water vapor, the water vapor increases the pressure in the second area 114-3, the water vapor moves into the first area 114-2 through the vent holes 114-4, and therefore the circular plate 115-1 is pushed to move, and the first spring 115-2 is further stretched.
When the second ring closing plate 113 is deflated, the air pressure in the second area 114-3 instantly escapes, the first spring 115-2 rebounds, and the impact rod 115 rapidly moves to impact the corresponding mold 23 so that the mold 23 vibrates and is convenient to demold.
Further, in order to facilitate the air leakage of the second ring closing plate 113, a circular hole 113-1 is formed in the second ring closing plate 113, the striker 115 penetrates through the circular hole 113-1, and the size of the circular hole 113-1 is larger than that of the portion of the striker 115 penetrating through the circular hole 113-1.
The injection assembly 1 further comprises a sealing ring 15, and the sealing ring 15 is positioned on the second ring closing plate 113 side to seal the round hole 113-1; specifically, one surface of the sealing ring 15 facing the round hole 113-1 is circumferentially provided with small sealing balls 151, the small sealing balls 151 correspond to the round hole 113-1 and are consistent in number, the small sealing balls 151 are embedded into the round hole 113-1, and the striking rod 115 sequentially penetrates through the round hole 113-1, the small sealing balls 151 and the sealing ring 15;
the sealing ring 15 is connected with the second ring closing plate 113 through a second spring 152, a pair of connecting plates 153 are arranged on the sealing ring 15, the end part of the connecting plate 153 far away from the sealing ring 15 is connected with a lantern ring 154 which is coaxial with the sealing ring 15, the lantern ring 154 is sleeved on the outer wall of the inner accommodating tube 12 extending out of the first ring closing plate 112 and is in threaded connection with the outer wall of the inner accommodating tube 12, and the end part of the connecting plate 153 is rotationally connected with the outer wall of the lantern ring 154; the lantern ring 154 is rotated to drive the sealing ring 15 to press the second spring 152, the small sealing ball 151 is embedded into the round hole 113-1 for sealing, and the lantern ring 154 is rotated reversely when the sealing is released.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a avoid carbon fiber forming machine of overlap which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the injection assembly (1) comprises an outer fixing tube (11), an inner containing tube (12), a rotating tube (13) and an extrusion rod (14), wherein the outer fixing tube (11) is hollow, round openings are formed in end faces of two ends of the outer fixing tube (11), the inner containing tube (12) penetrates through two ends of the outer fixing tube (11) and is fixedly arranged, a conical head (121) is arranged at one end of the inner containing tube (12), the tip end of the conical head (121) is opened, a containing space (122) is arranged in the inner containing tube (12), the rotating tube (13) is arranged in the containing space (122), one end of the rotating tube (13), which is the same with the conical head (121), is opened, the other end of the rotating tube is closed, and the extrusion rod (14) penetrates through the inner containing tube (12) and the rotating tube (13) in sequence, extends into the rotating tube (13) and is in threaded connection with the inner wall of the rotating tube (13); and the number of the first and second groups,
the injection molding device comprises a molding assembly (2), wherein the molding assembly (2) comprises a shell (21), two telescopic arms (22) and a mold (23), one surface of the shell (21) facing the injection assembly (1) is provided with a circular opening, the two telescopic arms (22) are arranged on two side walls in the shell (21) and are oppositely arranged, and the end parts of the telescopic arms (22) are fixedly clamped with the mold (23);
the conical head (121) of the inner accommodating tube (12) and one end far away from the conical head (121) extend out of two ends of the outer fixing tube (11), and the conical head (121) corresponds to the mold (23);
one end of the outer fixing pipe (11) is provided with a first ring sealing plate (112), the other end of the outer fixing pipe is provided with a second ring sealing plate (113), the first ring sealing plate (112) and the second ring sealing plate (113) are fixedly connected with the outer wall of the inner containing pipe (12), and the inner diameter size of the first ring sealing plate (112) and the inner diameter size of the second ring sealing plate (113) are consistent with the outer wall diameter size of the inner containing pipe (12);
the device comprises a forming assembly (2), a second ring closing plate (113), a first ring closing plate (112), a plurality of annular chambers (111), a plurality of separating plates (114-1) and a plurality of impact rods (115), wherein the second ring closing plate (113) is close to the end of the forming assembly (2), the first ring closing plate (112) is far away from the end of the forming assembly (2), a circular long pipe (114) is connected between the first ring closing plate (112) and the second ring closing plate (113), the inner circumference of each annular chamber (111) is provided with the long pipe (114), the separating plates (114-1) are arranged in the long pipe (114), the inner space of the long pipe (114) is divided into a first area (114-2) and a second area (114-3) by the separating plates (114-1), the impact rods (115) are arranged in the long pipe (114), the impact rods (115) penetrate out of the second ring closing plate (113), and the end parts of the impact rods (115) are impacted and matched with a mould (23);
one end of the impact rod (115) penetrates through the partition plate (114-1) and is positioned in the first area (114-2), a circular plate (115-1) is arranged at the end part of the impact rod (115) positioned in the first area (114-2), the circular plate (115-1) is connected with the partition plate (114-1) through a first spring (115-2), and a vent hole (114-4) is formed in the partition plate (114-1);
the outer wall of the outer fixing pipe (11) is provided with a plurality of water injection holes (116), the circumference of each water injection hole (116) is provided with a plurality of long pipes (114) corresponding to the long pipes, and the water injection holes (116) are communicated with a second area (114-3) in the long pipes (114);
a round hole (113-1) is formed in the second ring closing plate (113), the impact rod (115) penetrates out of the round hole (113-1), and the size of the round hole (113-1) is larger than that of the part, penetrating out of the round hole (113-1), of the impact rod (115);
the injection assembly (1) further comprises a sealing ring (15), the sealing ring (15) is located on the side of the second ring closing plate (113), sealing small balls (151) are circumferentially arranged on one surface, facing the round hole (113-1), of the sealing ring (15), the sealing small balls (151) are embedded into the round hole (113-1), and the impact rod (115) sequentially penetrates through the round hole (113-1), the sealing small balls (151) and the sealing ring (15);
sealing ring (15) are connected through second spring (152) with second ring closing plate (113), be provided with a pair of connecting plate (153) on sealing ring (15), the end connection that sealing ring (15) were kept away from in connecting plate (153) has lantern ring (154) with the axle center with sealing ring (15), set up including lantern ring (154) cover on the outer wall that holding pipe (12) stretched out first ring closing plate (112) and with the outer wall threaded connection of interior holding pipe (12), connecting plate (153) tip is connected with lantern ring (154) outer wall rotation.
2. The flash-avoiding carbon fiber forming machine according to claim 1, wherein: the mould (23) comprises two half mould bodies (231) which are identical in structure and symmetrically arranged, the two telescopic arms (22) fixedly clamp one half mould body (231) through arc-shaped clamping parts respectively, and the mould (23) with a cavity is arranged in the two half mould bodies (231) in a synthesis mode.
3. The carbon fiber molding machine avoiding flash as claimed in claim 1 or 2, wherein: the side wall of the shell (21) is connected with a cooling pipe (24), the cooling pipe (24) is communicated to the inside of the shell (21), cooling gas is introduced into the cooling pipe (24), and the jet port faces the mold (23).
4. The flash-preventing carbon fiber molding machine according to claim 2, wherein: an annular cavity (111) is formed between the outer fixed pipe (11) and the inner containing pipe (12), a high-temperature fusion pipe (123) is spirally wound on the outer wall of the inner containing pipe (12), the high-temperature fusion pipe (123) is positioned in the annular cavity (111), a spiral groove (131) is formed in the outer wall of the rotating pipe (13), and the spiral direction and the track of the spiral groove (131) are synchronously arranged with the spiral track pitch of the high-temperature fusion pipe (123);
two ends of the high-temperature fusion tube (123) penetrate out of two ends of the outer fixing tube (11).
5. The carbon fiber forming machine with flash avoidance of claim 4, wherein: a cylinder (141) is arranged at one end, located inside the rotating pipe (13), of the extrusion rod (14), the cylinder (141) is in threaded connection with the inner wall of the rotating pipe (13), and a cone (142) is arranged at the end part of the cylinder (141);
the outside spacing pipe (132) that sets up of blind end of rotating-barrel (13), the tip inner wall and the swivelling joint of conical head (121) are kept away from in spacing pipe (132) embedding content holding tube (12), set up on the tip outer wall that conical head (121) were kept away from in interior holding tube (12) and lead to the material mouth, lead to material mouth intercommunication accommodation space (122).
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| JPH0651331B2 (en) * | 1991-10-09 | 1994-07-06 | 東海樹研工業株式会社 | Large-capacity injection molding mechanism using an extruder |
| CN207224519U (en) * | 2017-09-21 | 2018-04-13 | 深圳市欧丽塑胶原材料有限公司 | A kind of injection moulding apparatus of horizontal injection press |
| CN108149709A (en) * | 2017-12-28 | 2018-06-12 | 中铁十局集团第五工程有限公司 | Underground pipe gallery precast assembly construction method |
| CN109177055A (en) * | 2018-09-23 | 2019-01-11 | 肖尧 | A kind of injection molding machine nozzle of included cleaning function |
| CN109249597A (en) * | 2018-11-09 | 2019-01-22 | 新昌县三维精工机械有限公司 | A kind of driving device for plastic products extrusion molding |
| CN211164986U (en) * | 2019-12-16 | 2020-08-04 | 荆州市骏达科技有限公司 | High stability steam foam forming device |
| CN112026089A (en) * | 2020-08-24 | 2020-12-04 | 上海依呗科技有限公司 | Injection molding machine capable of controlling material to enter and exit |
| CN213797134U (en) * | 2020-10-16 | 2021-07-27 | 上海聚人铁路器材有限公司 | Subway sleeper forming device |
| CN216658809U (en) * | 2021-11-30 | 2022-06-03 | 华尔福(扬州)半导体新材料有限公司 | Anti-slip injection molding screw for injection molding machine |
| CN216708145U (en) * | 2021-12-29 | 2022-06-10 | 杭州暄妍包装有限公司 | Injection molding machine with screw rod self-cleaning structure |
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