CN213137447U

CN213137447U - Impregnation die for long glass fiber reinforced thermoplastic plastic

Info

Publication number: CN213137447U
Application number: CN202022081961.3U
Authority: CN
Inventors: 张强
Original assignee: Nanjing Jiuju Composite Material Co ltd
Current assignee: Nanjing Jiuju Composite Material Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-07
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a fine reinforcing impregnation mould for thermoplastic of long glass belongs to long wave fine reinforcing thermoplastic technical field. A dipping die for long glass fiber reinforced thermoplastic plastic comprises a working box, wherein a base is connected to the working box in a sliding manner, a motor is fixedly connected to the base, a driving wheel is fixedly connected to the output end of the motor, a first piston handle is connected to a first piston cylinder in a sliding manner, the driving wheel is rotatably connected with a driven wheel through a belt, a second piston cylinder is fixedly connected to the working box, a second piston handle is connected to the second piston cylinder in a sliding manner, the second piston handle is fixedly connected to the base through a second piston rod, a connecting pipe is fixedly connected to the second piston cylinder through a first air pipe, and an adjusting mechanism for adjusting the soaking depth of the long glass fiber reinforced thermoplastic plastic is arranged in the working box; the utility model discloses can change the pulling force according to the long fiber of isostructure, length and thickness, avoid destroying or breaking and the insufficient condition of flooding, improve production efficiency.

Description

Impregnation die for long glass fiber reinforced thermoplastic plastic

Technical Field

The utility model relates to a long wave fine reinforcing thermoplastic technical field especially relates to a fine reinforcing impregnation mould for thermoplastic of long glass.

Background

The long glass fiber reinforced thermoplastic (LFRT) is a high-performance composite material which is rapidly developed in recent years, has the advantages of high rigidity and strength, heat resistance, creep resistance, excellent dimensional stability, long service life and the like, is widely applied to the fields of automobiles, aerospace, chemical engineering, electronics and electrical, buildings and the like, and the final performance of the long glass fiber reinforced thermoplastic (LFRT) depends on the infiltration effect, fiber dispersibility and final length of long fibers in a thermoplastic resin matrix.

At present, the melt coating method is most widely used in the field of long fiber manufacturing, LFRT with a structure similar to a cable can be prepared, the method can realize continuous production by using the conventional extrusion process only by improving the neck ring die of the extruder, but the method still has a plurality of defects, such as only coating a layer of resin on the outer surface of long fibers after impregnation, extremely poor impregnation effect and extremely poor LFRT performance, in this regard, some dies have been developed that use the guiding and drawing principle to increase the fiber tension and thus solve the problem of poor impregnation effect, but long fibers of different structures, lengths and thicknesses can bear different tensions during impregnation, the fixed guide traction structure is easy to generate the condition of being too large or too small when the tension is changed, the long fiber is damaged or broken due to too large tension when the tension is changed, and the long fiber cannot be fully impregnated when the tension is changed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of inconvenient adjustment of the tension borne by long fibers and providing a dipping die for long glass fiber reinforced thermoplastic plastic.

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

the dipping die for the long glass fiber reinforced thermoplastic plastic comprises a working box, wherein the working box is connected with a base in a sliding manner, the base is fixedly connected with a motor, the output end of the motor is fixedly connected with an action wheel, the working box is connected with a first guide roller in a rotating manner, the first guide roller is connected with a sealing column in a fixed manner, the sealing column is fixedly connected with a first piston cylinder, the first piston cylinder is connected with a first piston rod in a sliding manner, one end of the first piston rod is fixedly connected with a driven wheel, the other end of the first piston rod is fixedly connected with a first piston handle, the first piston handle is connected in the first piston cylinder in a sliding manner, the action wheel is connected with the driven wheel in a rotating manner through a belt, the working box is fixedly connected with a second piston cylinder, the second piston handle is connected in the second piston cylinder in a sliding manner, and is fixedly connected on the base through a, the sealing column is rotatably connected with a connecting pipe, the connecting pipe is fixedly connected to the second piston cylinder through a first air pipe, and an adjusting mechanism for adjusting the soaking depth of the long-wave fiber reinforced thermoplastic plastic is arranged in the working box.

Preferably, guiding mechanism includes a third piston barrel, third piston barrel fixed connection is on the work box, sliding connection has a third piston handle in the third piston barrel, the third piston handle passes through third piston rod fixed connection on the base, fixedly connected with fourth piston barrel in the work box, sliding connection has a fourth piston rod in the fourth piston barrel, the top of fourth piston rod is rotated and is connected with the second guide roll, the bottom fixedly connected with fourth piston handle of fourth piston rod, fourth piston handle sliding connection is in the fourth piston barrel, the fourth piston barrel passes through second trachea and third piston barrel fixed connection.

Preferably, the bottom of the base is fixedly connected with a sliding block, the working box is fixedly connected with an installation table, and a sliding groove matched with the sliding block is formed in the installation table.

Preferably, the working box is internally and fixedly connected with a hinged seat, and the first guide roller is rotatably connected to the hinged seat.

Preferably, a fixing rod is fixedly connected in the working box, and the connecting pipe is fixedly connected to the fixing rod.

Compared with the prior art, the utility model provides a fine reinforcing impregnation mould for thermoplastic plastics of long glass possesses following beneficial effect:

1. the dipping die for the long glass fiber reinforced thermoplastic plastic comprises a first guide roller and a second guide roller, wherein a workpiece to be dipped is wound and penetrates through the first guide roller and the second guide roller, a motor is started to drive a driving wheel to rotate, the driving wheel drives a driven wheel to rotate through a belt, if long fibers with stronger tension can be borne when long fibers with different tensions are to be treated, a base is pulled outwards, the motor fixedly connected to the base, a second piston handle and a third piston handle slide rightwards, gas in a sealing column is pumped out when the second piston handle slides rightwards, the first piston handle in a first piston cylinder slides inwards under the action of atmospheric pressure, so that the driven wheel contracts, the motor also slides rightwards when the driven wheel contracts, the belt is ensured to be always in a tight state, the rotating speed of the driven wheel is accelerated after the driven wheel contracts, the rotating speed of the first guide roller is accelerated, and the tension borne by the, simultaneously the third piston handle slides right, take out the gas in the fourth piston cylinder through the second trachea, the same second guide roll slides down to make the time that the long fiber soaks can with the increase of first guide roll rotational speed to the cooperation, can not lead to the rotational speed to increase the condition that makes the long fiber soak time shorten and take place, promote the base will make from the driving wheel expansion equally left, thereby the rotational speed reduces, the second guide roll also can rise, make the tension that the long fiber receives reduce.

Drawings

Fig. 1 is a schematic structural view of a dipping mold for long glass fiber reinforced thermoplastic provided by the present invention;

fig. 2 is a schematic structural view of a portion a in fig. 1 of a dipping mold for long glass fiber reinforced thermoplastic provided by the utility model.

In the figure: 1. a work box; 101. an installation table; 2. a base; 2001. a motor; 201. a slider; 202. a driving wheel; 2021. a belt; 3. a driven wheel; 301. a first piston rod; 3011. a first piston shank; 302. a first piston cylinder; 303. sealing the column; 3031. connecting pipes; 3032. fixing the rod; 4. a second piston cylinder; 401. a second piston shank; 4011. a second piston rod; 402. a first air pipe; 5. a third piston cylinder; 501. a third piston shank; 5011. a third piston rod; 502. a second air pipe; 503. a fourth piston cylinder; 5031. a fourth piston rod; 5032. a fourth piston shank; 5033. a second guide roller; 6. a first guide roller; 601. a hinged seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-2, an impregnation die for long glass fiber reinforced thermoplastic comprises a working box 1, a base 2 is slidably connected on the working box 1, a motor 2001 is fixedly connected on the base 2, an output end of the motor 2001 is fixedly connected with a driving wheel 202, a first guide roller 6 is rotatably connected in the working box 1, a sealing column 303 is fixedly connected on the first guide roller 6, a first piston cylinder 302 is fixedly connected on the sealing column 303, a first piston rod 301 is slidably connected in the first piston cylinder 302, one end of the first piston rod 301 is fixedly connected with a driven wheel 3, the other end of the first piston rod 301 is fixedly connected with a first piston handle 3011, the first piston handle 3011 is slidably connected in the first piston cylinder 302, the driving wheel 202 is rotatably connected with the driven wheel 3 through a belt 2021, a second piston cylinder 4 is fixedly connected on the working box 1, and a second piston handle 401 is slidably connected in the second piston cylinder 4, the second piston handle 401 is fixedly connected to the base 2 through a second piston rod 4011, the sealing column 303 is rotatably connected with a connecting tube 3031, the connecting tube 3031 is fixedly connected to the second piston cylinder 4 through a first air tube 402, an adjusting mechanism for adjusting the soaking depth of the long-wave fiber reinforced thermoplastic is arranged in the working box 1, the adjusting mechanism comprises a third piston cylinder 5, the third piston cylinder 5 is fixedly connected to the working box 1, a third piston handle 501 is slidably connected to the third piston cylinder 5, the third piston handle 501 is fixedly connected to the base 2 through a third piston rod 5011, a fourth piston cylinder 503 is fixedly connected to the working box 1, a fourth piston rod 5031 is slidably connected to the fourth piston cylinder 503, the top of the fourth piston rod 5031 is rotatably connected with a second guide roller 5033, the bottom of the fourth piston rod 5031 is fixedly connected with a fourth piston handle 5032, the fourth piston handle 5032 is slidably connected to the fourth piston cylinder 503, fourth piston cylinder 503 passes through

second trachea

502 and 5 fixed connection of third piston cylinder, 2 bottom fixedly connected with sliders 201 of base, fixedly connected with mount table 101 on the work box 1, set up on the mount table 101 with slider 201 complex spout, the articulated seat 601 of fixedly connected with in the work box 1, first guide roll 6 rotates to be connected on articulated seat 601, fixedly connected with dead lever 3032 in the work box 1, connecting pipe 3031 fixed connection is on dead lever 3032.

The working principle is as follows: in the utility model, the workpiece to be impregnated is wound and passes through the first guide roller 6 and the second guide roller 5033, the starting motor 2001 drives the driving wheel 202 to rotate, the driving wheel 202 drives the driven wheel 3 to rotate through the belt 2021, if the long fiber bearing stronger tension can be used for treating the long fiber with different tension, the base 2 is pulled outwards, at the moment, the motor 2001 fixedly connected to the base 2, the second piston handle 401 and the third piston handle 501 slide rightwards, the gas in the sealing column 303 is pumped out when the second piston handle 401 slides rightwards, at the moment, the first piston handle 3011 in the first piston cylinder 302 slides inwards under the action of atmospheric pressure, so that the driven wheel 3 contracts, the motor 2001 also slides rightwards when the driven wheel 3 contracts, so that the belt 2021 is always in a tightening state, the rotating speed of the driven wheel 3 is accelerated after the contraction, so that the rotating speed of the first guide roller 6 is accelerated, and the tension borne by the long fiber is improved, meanwhile, the third piston handle 501 slides rightwards, air in the fourth piston cylinder 503 is pumped out through the second air pipe 502, and the second guide roller 5033 slides downwards, so that the long fiber soaking time can be matched with the increase of the rotating speed of the first guide roller 6, the situation that the rotating speed is increased to shorten the long fiber soaking time is avoided, the driven wheel 3 is expanded by pushing the base 2 leftwards, the rotating speed is reduced, the second guide roller 5033 is also increased, and the tension borne by the long fibers is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a fine reinforcing of long glass flooding mould for thermoplastic, includes work box (1), its characterized in that, sliding connection has base (2) on work box (1), fixedly connected with motor (2001) on base (2), the output fixedly connected with action wheel (202) of motor (2001), the internal rotation of work box (1) is connected with first guide roll (6), fixedly connected with sealed post (303) on first guide roll (6), fixedly connected with first piston section of thick bamboo (302) on sealed post (303), sliding connection has first piston rod (301) in first piston section of thick bamboo (302), first piston rod (301) one end fixedly connected with follows driving wheel (3), first piston rod (301) other end fixedly connected with first piston handle (3011), first piston handle (3011) sliding connection is in first piston section of thick bamboo (302), the driving wheel (202) is connected with the driven wheel (3) in a rotating mode through a belt (2021), a second piston cylinder (4) is fixedly connected to the working box (1), a second piston handle (401) is connected to the second piston cylinder (4) in a sliding mode, the second piston handle (401) is fixedly connected to the base (2) through a second piston rod (4011), a connecting pipe (3031) is connected to the sealing column (303) in a rotating mode, the connecting pipe (3031) is fixedly connected to the second piston cylinder (4) through a first air pipe (402), and an adjusting mechanism used for adjusting the soaking depth of the long-wave fiber reinforced thermoplastic plastic is arranged in the working box (1).

2. The dipping die for long glass fiber reinforced thermoplastic plastic according to claim 1, wherein the adjusting mechanism comprises a third piston cylinder (5), the third piston cylinder (5) is fixedly connected to the working box (1), a third piston handle (501) is slidably connected to the third piston cylinder (5), the third piston handle (501) is fixedly connected to the base (2) through a third piston rod (5011), a fourth piston cylinder (503) is fixedly connected to the inside of the working box (1), a fourth piston rod (5031) is slidably connected to the inside of the fourth piston cylinder (503), a second guide roller (5033) is rotatably connected to the top of the fourth piston rod (5031), a fourth piston handle (5032) is fixedly connected to the bottom of the fourth piston rod (5031), and the fourth piston handle (5032) is slidably connected to the inside of the fourth piston cylinder (503), the fourth piston cylinder (503) is fixedly connected with the third piston cylinder (5) through a second air pipe (502).

3. The impregnation die for the long glass fiber reinforced thermoplastic plastic as claimed in claim 1, wherein a sliding block (201) is fixedly connected to the bottom of the base (2), an installation table (101) is fixedly connected to the work box (1), and a sliding groove matched with the sliding block (201) is formed in the installation table (101).

4. An impregnation die for long glass fiber reinforced thermoplastic plastics according to claim 1, characterized in that a hinged seat (601) is fixedly connected in the working box (1), and the first guide roller (6) is rotatably connected to the hinged seat (601).

5. The impregnation die for long glass fiber reinforced thermoplastic plastic as claimed in claim 4, wherein a fixing rod (3032) is fixedly connected in the working tank (1), and the connecting pipe (3031) is fixedly connected to the fixing rod (3032).