CN216635347U

CN216635347U - Tubular carbon fiber material blowing mold

Info

Publication number: CN216635347U
Application number: CN202123354772.XU
Authority: CN
Inventors: 蔡志军; 杜国义; 刘嫦娥; 赵琼芳
Original assignee: Huizhou Lianyi Compound Material Technology Co ltd
Current assignee: Huizhou Lianyi Compound Material Technology Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-31
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a tubular carbon fiber material blow mold which comprises a first mold cavity, a second mold cavity and a heating pipe, wherein the first mold cavity and the second mold cavity are of the same structure, side plates are fixedly arranged on two sides of the first mold cavity and the second mold cavity, first cylinders are fixedly arranged at two ends of the outer wall of each side plate, and piston rods of the first cylinders are fixedly connected with the first mold cavity and the second mold cavity. Has the beneficial effects that: according to the device, the first die cavity and the second die cavity are adopted, when the tubular carbon fiber material is blown, the carbon fiber cylindrical material is attached to the inner walls of the first die cavity and the second die cavity after being blown by high pressure, then the second cylinder extends to push the cutter to cut off the carbon fiber tube formed by blow molding, so that the connecting part of the top opening and the sealing part of the bottom opening are cut off to form a tubular structure, the device is used for cutting immediately after the blow molding, the problem of trouble in later cutting is avoided, the tubular carbon fiber is integrally formed, and the forming production efficiency of the tubular carbon fiber is improved.

Description

Tubular carbon fiber material blowing mold

Technical Field

The utility model relates to the technical field of tubular carbon fiber material production, in particular to a tubular carbon fiber material blow molding mold.

Background

Tubulose carbon fiber material is exactly to be pipy carbon fiber material, including pipe and square pipe, short carbon fiber tubular product accessible blow molding, the blowing in-process, need put into blow mold with cylindric carbon fiber tubular product raw materials, take out after high-pressure blowing forms, then cut the processing, excision mouthpiece and bottom, form the tubular structure, because carbon fiber at this moment has cooled off the shaping, the later stage cutting is very troublesome, seriously influence production efficiency, and simultaneously, before carrying out the blowing, need preheat cylindric spacing tubular product raw materials, make it soften the convenient blowing, it is comparatively troublesome, the problem of cooling hardening and deformation still appears easily in-process of transfer, influence production efficiency and product percent of pass, also can further make the improvement.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a tubular carbon fiber material blow mold which has the advantages of automatic cutting and forming, and improvement of production efficiency and use convenience, and further solves the problems in the background art.

(II) technical scheme

In order to realize the advantages of automatic cutting and forming and improvement of production efficiency and use convenience, the utility model adopts the following specific technical scheme:

the utility model provides a tubulose carbon fiber material blowing mould, includes first die cavity, second die cavity and heating pipe, first die cavity and second die cavity are the same structure, and first die cavity and second die cavity both sides fixed mounting have a curb plate to curb plate outer wall both ends fixed mounting has first cylinder, the piston rod and first die cavity and the second die cavity fixed connection of first cylinder, and first die cavity and second die cavity surface both ends have all seted up the sword groove to the inside interference of sword groove slides and has the cutter, first cylinder inboard is located curb plate outer wall fixed mounting has the second cylinder, and the piston rod other end and the cutter fixed connection of second cylinder, the heating pipe is located directly over first die cavity and the second die cavity, and the heating pipe link up fixed connection with the blowing pipe.

Further, the heating pipe includes outer tube and inner tube, and fixed mounting has spiral heating wire between outer tube and the inner tube to inner tube and blow molding pipe through connection, first die cavity and second die cavity top surface have all been seted up and have been pressed from both sides the hole, and press from both sides downthehole wall fixedly connected with clamp pad.

Further, the width of the cutting knife is equal to the width of the inner part of the first die cavity, and the length of the cutting knife is greater than the length of the inner part of the first die cavity.

Furthermore, outer tube and inner tube sealing connection, and inner tube and outer tube all adopt the copper product.

Furthermore, the first die cavity and the second die cavity are both made of stainless steel materials, and the inner walls of the first die cavity and the second die cavity are subjected to polishing treatment.

Furthermore, the spiral heating wires are electric heating wires, and the lengths of the spiral heating wires are equal to the length of the inner pipe respectively.

(III) advantageous effects

Compared with the prior art, the utility model provides a tubular carbon fiber material blow mold, which has the following beneficial effects:

(1) according to the device, the first die cavity and the second die cavity are adopted, when the tubular carbon fiber material is blown, the carbon fiber cylinder material is attached to the inner walls of the first die cavity and the second die cavity after being blown by high pressure, then, the second cylinder extends to push the cutter to cut off the carbon fiber pipe formed by blow molding, so that the connecting part of the top opening and the sealing part of the bottom opening are cut off to form a tubular structure, the device is used for immediately cutting after the blow molding, the problem of trouble in later cutting is avoided, the tubular carbon fiber is integrally formed, and the forming production efficiency of the tubular carbon fiber is improved.

(2) The heating pipe is adopted, the heating pipe is in through connection with the blow molding pipe, before blow molding is carried out, the heating pipe can be preheated through the spiral heating wire, the carbon fiber cylinder is placed between the clamping pads, the first cylinder is started to extend to drive the first mold cavity and the second mold cavity to be closed and simultaneously clamp the carbon fiber cylinder, then the heating pipe is driven by the blow molding pipe to move downwards to be inserted into the carbon fiber cylinder, and the carbon fiber cylinder is softened by heating the carbon fiber cylinder, so that blowing molding is facilitated, the trouble of manual preheating transfer is saved, deformation during transfer is avoided, convenience in use is improved, and production efficiency and product percent of pass are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a blow mold made of tubular carbon fiber material according to the present invention;

FIG. 2 is a front view of a tubular carbon fiber material blow mold according to the present invention;

FIG. 3 is a schematic structural view of a heating tube according to the present invention;

fig. 4 is a schematic view of the external structure of the first mold cavity and the second mold cavity according to the present invention.

In the figure:

1. a first mold cavity; 2. a second mold cavity; 3. a first cylinder; 4. a side plate; 5. a second cylinder; 6. a cutter; 7. a cutter groove; 8. heating a tube; 9. a clamping pad; 10. an outer tube; 11. a spiral heating wire; 12. an inner tube; 13. and (4) clamping holes.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the present invention, a tubular carbon fiber material blow mold is provided.

The utility model will be further described with reference to the accompanying drawings and specific embodiments, as shown in fig. 1-4, a tubular carbon fiber material blow mold according to an embodiment of the utility model includes a first mold cavity 1, a second mold cavity 2 and a heating pipe 8, the first mold cavity 1 and the second mold cavity 2 are of the same structure, are of a rectangular structure, and are suitable for square-tube carbon fiber materials, side plates 4 are fixedly installed at two sides of the first mold cavity 1 and the second mold cavity 2, first cylinders 3 are fixedly installed at two ends of the outer wall of each side plate 4, four first cylinders 3 are symmetrically arranged, a piston rod of each first cylinder 3 is fixedly connected with the first mold cavity 1 and the second mold cavity 2, cutter grooves 7 are respectively formed at two ends of the outer surface of each of the first mold cavity 1 and the second mold cavity 2, cutters 6 are slidably arranged in the cutter grooves 7 in an interference manner, four cutter grooves 7 are arranged, a second cylinder 5 is fixedly installed at the inner side of the first cylinder 3 and on the outer wall of the side plate 4, the other end of the piston rod of the second cylinder 5 is fixedly connected with the cutter 6, the heating pipe 8 is located right above the first mold cavity 1 and the second mold cavity 2, the heating pipe 8 is communicated and fixedly connected with the blow molding pipe, the blow molding pipe is common equipment, details are not shown in the drawing, when tubular carbon fiber material is blown, a carbon fiber cylinder material is attached to the inner walls of the first mold cavity 1 and the second mold cavity 2 after being blown by high pressure, then the second cylinder 5 is extended to push the cutter 6 to cut off the blow molding carbon fiber pipe, so that a top opening connecting part and a bottom opening sealing part are cut off to form a tubular structure, the device can be cut immediately after blow molding, the problem of trouble cutting in the later period is avoided, the tubular carbon fiber is integrally molded, and the molding production efficiency of the tubular carbon fiber is improved.

In one embodiment, the heating pipe 8 comprises an outer pipe 10 and an inner pipe 12, a spiral heating wire 11 is fixedly installed between the outer pipe 10 and the inner pipe 12, the inner pipe 12 is communicated with the blow molding pipe to facilitate the input of high-pressure air, clamping holes 13 are formed in the top surfaces of the first mold cavity 1 and the second mold cavity 2, and clamping pads 9 are fixedly connected to the inner walls of the clamping holes 13 to improve the friction force of clamping, thereby improving the clamping stability, before blow molding, the heating pipe 8 can be preheated through the spiral heating wire 11, the carbon fiber cylinder is placed between the clamping pads 9, the first cylinder 3 is started to extend to drive the first mold cavity 1 and the second mold cavity 2 to be closed and simultaneously clamp the carbon fiber cylinder, then the heating pipe 8 is moved downwards under the driving of the blow molding pipe to be inserted into the carbon fiber cylinder, the carbon fiber cylinder is softened by heating the carbon fiber cylinder, thereby facilitating blow molding, and eliminating the trouble of manual preheating transfer, deformation during transfer is avoided, use convenience is improved, and production efficiency and product percent of pass are improved.

In one embodiment, the width of the cutting knife 6 is equal to the width of the inside of the first mold cavity 1, and the length of the cutting knife 6 is greater than the length of the inside of the first mold cavity 1, so that the formed carbon fiber tube can be completely cut.

In one embodiment, the outer tube 10 and the inner tube 12 are hermetically connected, and the inner tube 12 and the outer tube 10 are made of copper, so that the heat conduction efficiency is improved.

In one embodiment, the first mold cavity 1 and the second mold cavity 2 are made of stainless steel, and the inner walls of the first mold cavity 1 and the second mold cavity 2 are polished to reduce friction and facilitate demolding.

In one embodiment, the spiral heating wires 11 are heating wires, and the lengths of the spiral heating wires 11 are equal to the lengths of the inner tubes 12, respectively, which is a common electric heating structure and will not be described in detail herein.

The working principle is as follows:

before blow molding, a heating pipe 8 can be preheated by a spiral heating wire 11, a carbon fiber cylinder is placed between clamping pads 9, a first cylinder 3 is started to extend to drive a first mold cavity 1 and a second mold cavity 2 to be closed and simultaneously clamp the carbon fiber cylinder, then the heating pipe 8 is driven by a blow molding pipe to move downwards and insert into the carbon fiber cylinder, the carbon fiber cylinder is softened by heating the carbon fiber cylinder, so that blowing molding is facilitated, the trouble of manual preheating and transferring is eliminated, deformation during transferring is avoided, use convenience is improved, production efficiency and product qualification rate are improved, meanwhile, when tubular carbon fiber materials are subjected to blow molding, the carbon fiber cylinder materials are adhered to the inner walls of the first mold cavity 1 and the second mold cavity 2 after being blown by high pressure, then, a second cylinder 5 extends to push a cutter 6 to cut off the carbon fiber pipe subjected to blow molding, so that a top opening connecting part and a bottom opening sealing part are cut off, form the tubular structure, this device cuts the processing immediately after the blowing shaping, avoids the later stage to cut troublesome problem, makes the shaping of tubulose carbon fiber integral type, has improved the shaping production efficiency of tubulose carbon fiber.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The blowing mold for the tubular carbon fiber materials is characterized by comprising a first mold cavity (1), a second mold cavity (2) and a heating pipe (8), wherein the first mold cavity (1) and the second mold cavity (2) are of the same structure, side plates (4) are fixedly arranged on two sides of the first mold cavity (1) and the second mold cavity (2), first air cylinders (3) are fixedly arranged on two ends of the outer wall of each side plate (4), piston rods of the first air cylinders (3) are fixedly connected with the first mold cavity (1) and the second mold cavity (2), cutter grooves (7) are formed in two ends of the outer surfaces of the first mold cavity (1) and the second mold cavity (2), cutters (6) slide in the cutter grooves (7) in an interference mode, the inner side of the first air cylinder (3) is located on the outer wall of the side plate (4) and fixedly provided with the second air cylinder (5), and the other ends of the piston rods of the second air cylinders (5) are fixedly connected with the cutters (6), the heating pipe (8) is positioned right above the first mold cavity (1) and the second mold cavity (2), and the heating pipe (8) is communicated and fixedly connected with the blow molding pipe.

2. The blowing mold for tubular carbon fiber materials as claimed in claim 1, wherein the heating pipe (8) comprises an outer pipe (10) and an inner pipe (12), a spiral heating wire (11) is fixedly installed between the outer pipe (10) and the inner pipe (12), the inner pipe (12) is connected with the blowing pipe in a through manner, clamping holes (13) are formed in the top surfaces of the first mold cavity (1) and the second mold cavity (2), and clamping pads (9) are fixedly connected to the inner walls of the clamping holes (13).

3. The tubular carbon fiber material blow mold according to claim 1, characterized in that the width of the cutting knife (6) is equal to the inner width of the first cavity (1), and the length of the cutting knife (6) is greater than the inner length of the first cavity (1).

4. The blow mold for tubular carbon fiber material as claimed in claim 2, wherein the outer tube (10) and the inner tube (12) are hermetically connected, and the inner tube (12) and the outer tube (10) are made of copper.

5. The blow mold of tubular carbon fiber material as claimed in claim 1, wherein the first mold cavity (1) and the second mold cavity (2) are made of stainless steel, and the inner walls of the first mold cavity (1) and the second mold cavity (2) are polished.

6. The tubular carbon fiber material blow mold according to claim 2, wherein the spiral heating wires (11) are heating wires, and the lengths of the spiral heating wires (11) are respectively equal to the length of the inner tube (12).