CN213618459U - Impregnation device and pultrusion device - Google Patents

Abstract

The utility model provides a gumming device and pultrusion device relates to combined material processing equipment technical field to make the resin in the gumming in-process steeping vat not take place the gel phenomenon. The gumming device comprises a gumming tank, a fixed bracket and a distance adjusting device; the fixed bracket is arranged on the glue dipping tank, and the distance adjusting device is positioned between the fixed bracket and the glue dipping tank and is used for adjusting the distance between the fixed bracket and the glue dipping tank; the part to be gummed is arranged on the fixed bracket in an operating way, a gumming liquid is arranged in the gumming tank, and at least part of the part to be gummed is positioned below the liquid level of the gumming liquid. The utility model discloses the resin that enables among the gumming process gumming groove does not take place the gel phenomenon.

Description

Impregnation device and pultrusion device

Technical Field

The utility model relates to a combined material processing equipment technical field, in particular to gumming device and pultrusion device.

Background

The pultrusion process is a production process with higher automation degree in the production process of fiber composite materials, and is to heat, solidify and form continuous fibers impregnated with resin glue solution through a forming die and continuously draw the continuous fibers to prepare the section under the action of the pulling force of a tractor. The process is suitable for manufacturing various shapes of pipes, rods, angles, I-shaped sections, grooves, plate shapes and the like. The pultrusion process has the advantages of low equipment cost, high production efficiency, capability of continuously producing various sectional materials with any length, high effective utilization rate of raw materials, basically no corner waste in the manufacturing process and the like.

In the existing pultrusion molding equipment, a continuous piece to be dipped is led out from a creel in the pultrusion molding process, enters a resin tank through a fixedly arranged rolling piece to be dipped, then enters a preforming mold to remove redundant resin, removes air bubbles in the compacting process, then enters a forming mold, is further dipped, cured and molded in the forming mold, and finally is drawn out of the mold to be cut into a product.

Because the distance between the fixed support and the impregnation tank is fixed in the prior art, the resin at the bottom of the impregnation tank can not be completely taken away by a piece to be impregnated in the impregnation process, and the resin does not flow at the bottom of the impregnation tank for a long time, so that the problems of gelation, solidification and heat release are easily caused.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a gumming device and pultrusion device to make the resin in the gumming in-process steeping vat not take place the gel phenomenon.

According to an aspect of the embodiment of the utility model, a gumming device is provided, gumming device includes steeping vat, fixed bolster and distance adjusting device.

The fixed support is arranged on the glue dipping tank, and the distance adjusting device is positioned between the fixed support and the glue dipping tank and is used for adjusting the distance between the fixed support and the glue dipping tank.

The part to be gummed is arranged on the fixed support, a gumming liquid is arranged in the gumming groove, and at least part of the part to be gummed is positioned below the liquid level of the gumming liquid.

In some embodiments, the distance adjusting device includes a first connector and a second connector, the first connector and the second connector are connected through threads, the first connector is disposed on the glue dipping tank, and the second connector is disposed on the fixed bracket.

The first connecting piece rotates relative to the second connecting piece so as to adjust the distance between the glue dipping tank and the fixed support.

In some embodiments, the dip tank includes a tank body and a notch, the dip liquid is located in the tank body, the notch is provided with a fixed edge, and the first connecting member is disposed on the fixed edge.

In some embodiments, at least one rolling member is disposed on the fixing bracket, an outer surface of the rolling member has a rolling surface, and the member to be gummed surrounds an outer portion of at least a part of the rolling member and is attached to at least a part of the rolling surface.

In some embodiments, at least two rolling members are arranged on the fixing support, the length direction of the fixing support is the same as the extending direction of the member to be dipped, and the at least two rolling members are arranged at intervals along the length direction of the fixing support.

In some embodiments, the gumming device further comprises a pulling device, and the pulling device comprises two pulling ends, and the two pulling ends are respectively fixed with two ends of the piece to be gummed.

The traction device drives the piece to be dipped to move along the length direction of the fixed support.

In some embodiments, the fixed support comprises a first support, a second support, a third support and a fourth support which are connected end to end in sequence; the first support and the third support are arranged oppositely, and the second support and the fourth support are arranged oppositely.

And two ends of the rolling piece are respectively fixed on the first bracket and the third bracket.

In some embodiments, the part to be gummed comprises a part to be gummed, the part to be gummed is located between the fixed bracket and the gumming tank, and the upper surface of the part to be gummed is attached to at least part of the rolling surface.

Supporting parts are arranged on the second support and the fourth support, and at least part of the lower surface of the piece to be dipped is positioned on the supporting parts.

In some embodiments, the lower surface of the roller is below the level of the dip liquid, and the height difference between the lower surface of the roller and the level of the dip liquid is in the range of 10-15 mm.

According to another aspect of the embodiments of the present invention, there is provided a pultrusion apparatus, including the above-mentioned dipping apparatus.

The utility model discloses above-mentioned embodiment's gumming device and pultrusion device, through set up apart from adjusting device between fixed bolster and steeping vat, will treat that the gumming piece is installed on the fixed bolster, make at the gumming in-process, according to treating what of gumming piece volume, come the adjustment to treat the distance between gumming piece and the steeping vat tank bottom, the resin that makes the tank bottom can in time be taken away by the gumming piece, and in time supply fresh resin, thereby the resin in the steeping vat does not take place the gel phenomenon.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the related art, the drawings required for describing the embodiments of the present invention or the related art are briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a front view of a gumming apparatus according to some embodiments of the present invention;

fig. 2 is a top view of a gumming apparatus in accordance with some embodiments of the present invention;

FIG. 3a is a front view of a dip tank according to some embodiments of the present invention;

FIG. 3b is a left side view of a dip tank according to some embodiments of the present invention;

FIG. 3c is a top view of a dip tank according to some embodiments of the present invention;

FIG. 4a is a front view of rolling elements in some embodiments of the present invention;

fig. 4b is a left side view of the rolling elements in some embodiments of the invention;

fig. 5a is a front view of a mounting bracket according to some embodiments of the present invention;

fig. 5b is a left side view of a mounting bracket according to some embodiments of the present invention;

fig. 5c is a top view of a mounting bracket according to some embodiments of the present invention;

FIG. 6 is a front view of the gumming apparatus of some embodiments of the present invention;

fig. 7 is a top view of a dipping device according to some embodiments of the present invention.

Description of reference numerals:

1-a glue dipping tank;

2-fixing the bracket;

3-a distance adjustment device;

4-a first connector;

5-a second connector;

6-rolling elements;

7-a resin;

8-fibers;

11-a trough body;

12-notches;

21-a first scaffold;

22-a second support;

23-a third scaffold;

24-a fourth scaffold;

61-rolling surface;

62-inner.

Detailed Description

In the existing pultrusion molding equipment, a continuous piece to be dipped is led out from a creel in the pultrusion molding process, enters a resin tank through a fixedly arranged rolling piece to be dipped, then enters a preforming mold to remove redundant resin, removes air bubbles in the compacting process, then enters a forming mold, is further dipped, cured and molded in the forming mold, and finally is drawn out of the mold to be cut into a product.

In the prior art, the distance between the fixed support and the impregnation tank is fixed, so that resin at the bottom of the impregnation tank cannot be completely taken away by a part to be impregnated in the impregnation process, and the resin cannot flow at the bottom of the impregnation tank for a long time, so that the problems of gelation, solidification and heat release are easily caused, and the resin is wasted. And if the resin of the gel is brought into the die by the piece to be dipped, the stability of the pultrusion process is influenced if the resin is light, and the die is blocked if the resin is heavy, so that the production line is stopped.

In view of this, the utility model provides a gumming device and pultrusion device through set up apart from adjusting device between fixed bolster and steeping vat, will treat gumming piece and install on the fixed bolster for at the gumming in-process, can be according to treating what of gumming piece volume, the adjustment is treated the distance between gumming piece and the steeping vat tank bottom, make the resin of tank bottom can in time be taken away by treating gumming piece, and in time supply fresh resin, thereby make the resin in the steeping vat not take place the gel phenomenon.

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the drawings in the preferred embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar components or components having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Fig. 1 is a front view of a gumming apparatus according to some embodiments of the present invention; fig. 2 is a top view of a gumming apparatus in accordance with some embodiments of the present invention; FIG. 3a is a front view of a dip tank according to some embodiments of the present invention; FIG. 3b is a left side view of a dip tank according to some embodiments of the present invention; FIG. 3c is a top view of a dip tank according to some embodiments of the present invention; FIG. 4a is a front view of rolling elements in some embodiments of the present invention; fig. 4b is a left side view of the rolling elements in some embodiments of the invention; fig. 5a is a front view of a mounting bracket according to some embodiments of the present invention; fig. 5b is a left side view of a mounting bracket according to some embodiments of the present invention; fig. 5c is a top view of a mounting bracket according to some embodiments of the present invention; FIG. 6 is a front view of the gumming apparatus of some embodiments of the present invention; fig. 7 is a top view of a dipping device according to some embodiments of the present invention. The embodiment of the utility model provides a gumming device, it is shown with specific reference to fig. 1 to 7.

The utility model discloses some embodiments provide a gumming device, including gumming tank 1, fixed bolster 2 and distance adjusting device 3;

the fixed support 2 is arranged on the glue dipping tank 1, and the distance adjusting device 3 is positioned between the fixed support 2 and the glue dipping tank 1 and is used for adjusting the distance between the fixed support 2 and the glue dipping tank 1;

the part to be gummed is arranged on the fixed support 2, a gumming liquid is arranged in the gumming tank 1, and at least part of the part to be gummed is positioned below the liquid level of the gumming liquid.

In the utility model, the dipping tank 1 is filled with dipping liquid, in the specific embodiment, the dipping liquid can be liquid resin, and the liquid resin includes one of epoxy resin, epoxy vinyl ester resin and unsaturated resin; the utility model discloses in, treat that the gumming piece includes single or multiple assorted fibre and goods in kinds such as carbon fiber, glass fiber, draw the fu and draw fibre and basalt fiber.

In a specific impregnation process, a part to be impregnated is arranged on a fixed support 2, a distance adjusting device 3 is used for adjusting the distance between the fixed support 2 and an impregnation tank 1, the part to be impregnated moves relative to the bottom of the impregnation tank 1 through the movement of the fixed support 2, the distance between fibers and the bottom of the impregnation tank 1 is adjusted according to the amount of the fibers, resin at the bottom of the tank can be taken away by the fibers in time, and fresh resin can be supplemented in time, so that the problem that the resin at the bottom of the impregnation tank 1 is gelled, solidified and released heat due to long-time deposition at the bottom of the tank is solved.

As shown in fig. 1 or fig. 2, in some embodiments of the present invention, the distance adjusting device 3 includes a first connecting member 4 and a second connecting member 5, the first connecting member 4 and the second connecting member 5 are connected by a screw thread, the first connecting member 4 is disposed on the glue dipping tank 1, and the second connecting member 5 is disposed on the fixing bracket 2;

the first connecting piece 4 rotates relative to the second connecting piece 5 to adjust the distance between the glue dipping tank 1 and the fixed bracket 2.

The utility model discloses in, through rotating first connecting piece 4, adjust the relative distance between steeping vat 1 and the fixed bolster 2, treat that the gumming piece sets up on fixed bolster 2, treat that the gumming piece passes through the removal of fixed bolster 2 and remove for 1 tank bottom position of steeping vat, can be according to how much of fibre volume, the distance of adjustment fibre and 1 tank bottom of steeping vat, the resin of tank bottom can in time be taken away by the fibre, and can in time supply fresh resin, thereby make the resin of 1 tank bottom of steeping vat can not take place the gel because of long-time at the tank bottom deposit, the exothermic problem of solidification.

Specifically, the first connecting piece 4 can be a nut, the second connecting piece 5 can be a bolt, the fixed support 2 can move up and down by rotating the nut, and the distance between the glue dipping tank 1 and the fixed support 2 can be adjusted. Certainly, in actual use, the distance adjusting device 3 can also be a component of a gear and a rack, that is, the first connecting piece 4 is the gear, the second connecting piece 5 is the rack, the rack is meshed with the gear, and the gear rotates to drive the rack to move up and down along the vertical direction, so as to drive the fixed support 2 to move up and down and adjust the distance between the fixed support 2 and the glue dipping tank 1.

As shown in fig. 1-2 and fig. 3(a-c), in some embodiments of the present invention, the dip tank 1 includes a tank body 11 and a notch 12, the dip liquid is located in the tank body 11, the notch 12 is provided with a fixed edge, and the first connecting member 4 is disposed on the fixed edge.

The glue dipping tank 1 is used for containing glue dipping liquid, the utility model discloses do not do the special restriction to the concrete structure of glue dipping tank 1, the front view appearance of glue dipping tank 1 can be trapezoidal, also can be rectangle; the material of the dip tank 1 is not particularly limited, and the material of the dip tank 1 is generally metal or alloy.

As shown in fig. 1-2 and 4(a-b), in some embodiments of the present invention, at least one rolling member 6 is disposed on the fixing bracket 2, the outer surface of the rolling member 6 has a rolling surface 61, and the member to be impregnated surrounds at least a part of the outer surface of the rolling member and is attached to at least a part of the rolling surface 61.

The rolling member 6 is arranged on the fixed support, the part of the rolling surface 61 of the rolling member 6 is surrounded by the member to be gummed, the member to be gummed moves relatively on the rolling surface 61 of the rolling member 6, the arrangement of the rolling member 6 can enable the stress of each part of the member to be gummed to be relatively balanced, the moving speed of the member to be gummed and the relative position of the member to be gummed and the bottom of the gumming groove 1 can be more accurately controlled, and the member to be gummed can be gummed more uniformly in the gumming process.

In a particular embodiment, the rolling elements 6 of the present invention are generally metal elements with a polished surface. The rolling part 6 can also be a composite structure with an inner part 62 made of metal and a rolling surface 61 made of nonmetal, wherein the nonmetal comprises hard rubber or engineering plastics; the class of engineering plastics includes: terpolymer of acrylonitrile, butenenitrile and styrene, polypropylene, polyethylene terephthalate, high-density polyethylene, and one of tetrafluoro resin and polysulfone resin.

As shown in fig. 1 or fig. 2, in some embodiments of the present invention, at least two rolling members 6 are disposed on the fixing bracket 2, the length direction of the fixing bracket 2 is the same as the extending direction of the members to be dipped, and the at least two rolling members 6 are disposed along the length direction of the fixing bracket 2 at intervals.

By arranging the at least two rolling parts 6 on the fixed support 2 and arranging the plurality of rolling parts 6, the parts to be impregnated can be more uniformly spread, so that the stress of each part of the parts to be impregnated is more balanced, and the parts to be impregnated can be uniformly impregnated in the impregnation process. In a specific embodiment, the number of the rolling members 6 is not particularly limited as long as the rolling members 6 can be arranged at intervals along the length direction of the fixing bracket 2, and at least two rolling members are named as a first rolling member, a second rolling member, a third rolling member and an nth rolling member, where n is a positive integer.

In a specific implementation process, the rolling member 6 may also be a conveying member, and the part of the to-be-dipped member surrounding the conveying member is attached to the conveying member and is driven by the conveying member to move.

In some embodiments of the present invention, the gumming device further comprises a pulling device, the pulling device comprises two pulling ends, and the two pulling ends are respectively fixed to two ends of the piece to be gummed;

the traction device drives the piece to be dipped in the glue to move along the length direction of the fixed bracket 2.

Two traction ends of the traction device are respectively fixed at two ends of the piece to be dipped, traction force is applied to the piece to be dipped, and the piece to be dipped moves along the length direction of the fixed support 2 under the action of the traction force. The arrangement of the traction device enables the piece to be dipped to move under the action of constant traction force, and is beneficial to uniform dipping of the piece to be dipped in glue in the dipping process.

As shown in fig. 1-2 and 5(a-c), in some embodiments of the present invention, the fixing bracket 2 includes a first bracket 21, a second bracket 22, a third bracket 23 and a fourth bracket 24 which are sequentially connected end to end; the first bracket 21 and the third bracket 23 are oppositely arranged, and the second bracket 22 and the fourth bracket 24 are oppositely arranged;

the rolling elements 6 are fixed at both ends to the first bracket 21 and the third bracket 22, respectively.

The utility model discloses well fixed bolster 2's structure and size are set up for steeping vat 1, the utility model discloses well fixed bolster 2's structure is not limited to above structure, and all can fix the structure of rolling member 6 or treat the gumming piece belong to within the protection scope the utility model discloses a.

In some embodiments of the present invention, the part to be dipped includes a part to be dipped, the part to be dipped is located between the fixing support 2 and the dipping tank 1, and the upper surface of the part to be dipped is attached to at least a part of the rolling surface 61;

the second bracket 22 and the fourth bracket 24 are provided with support parts, and at least part of the lower surface of the member to be dipped is positioned on the support parts.

In the dipping process, two ends of the piece to be dipped are respectively positioned on the second bracket 22 and the fourth bracket 24, the upper surface of the part to be dipped is attached to the rolling surface of the rolling piece 6, the piece to be dipped moves under the action of the traction device, the dipping process is completed, and the next procedure is carried out.

In some embodiments of the present invention, the lower surface of the rolling member 6 is lower than the liquid level of the dipping liquid, and the range of the height difference between the lower surface of the rolling member 6 and the liquid level of the dipping liquid is 10-15 mm.

When the part to be impregnated is too close to the liquid level, the resin on the surface of the liquid resin is partially taken away by the fibers due to the surface tension of the resin surface, a dry fiber area can be formed on the upper surface of the fiber bundle, and the resin in the dry fiber area cannot be supplemented in time. In addition, when the impregnation tank 1 is not controlled by the liquid level, after the fibers take away the resin, the liquid level of the impregnation tank 1 can be quickly reduced, so that the liquid level of the resin is lower than that of the fiber bundles, and the fibers cannot be impregnated.

The utility model discloses in set for the difference in height scope between the lower surface of rolling member 6 and the gumming liquid level, the difference in height between the position of treating the gumming member of control and the 6 lower surface laminating of rolling member and the gumming liquid level is within a reasonable scope, be favorable to treating the gumming member and realize more even gumming at the gumming in-process to be favorable to controlling the liquid level in the steeping vat 1, the better liquid of avoiding in the steeping vat 1 takes place the gel phenomenon.

The utility model discloses a gumming device work flow is shown in fig. 6 or fig. 7 to the above-mentioned piece of treating gumming is fibre 8, takes certain particle A on the fibre 8 as the example and explains the work flow of gumming device in detail.

In some embodiments of the present invention, when the dipping apparatus has a rolling member 6, the working flow of the dipping apparatus is: the fiber 8 is led out from the traction device, the particle A on the fiber 8 enters the lower surface of the rolling member 6, the particle A is moved out from the lower surface of the rolling member 6 under the traction force of the traction device of the fiber 8, and then is moved out of the resin liquid 7 in the impregnation tank 1, namely, the impregnation in the liquid resin 7 is completed, and the impregnation process is completed.

In some embodiments of the present invention, when the dipping apparatus has a plurality of rolling members 6, the working flow of the dipping apparatus is: and (3) leading out the fiber 8 bundle drawing device, enabling the mass point A on the fiber 8 to enter the lower surface of the first rolling member, then enabling the fiber 8 to move from the lower surface of the first rolling member to the lower surface of the second rolling member to the lower surface of the nth rolling member under the action of the traction force of the drawing device, enabling the fiber 8 to be always soaked in the liquid resin in the impregnation tank in the process of moving the mass point A, and when the mass point A is moved out from the lower surface of the nth rolling member, then moving the mass point A out of the resin liquid 7 in the impregnation tank 1, namely completing the impregnation in the liquid resin 7, and completing the impregnation process.

The utility model discloses an on the other hand discloses a pultrusion device, including foretell gumming device.

The utility model discloses a pultrusion device still includes forming device and auxiliary device.

In some embodiments of the present invention, the above pultrusion device has a working flow that: and leading out the fibers 8 which are not dipped with glue through a traction device, enabling the mass points A on the fibers 8 to enter the lower surface of the rolling member 6, enabling the mass points A to be moved out of the lower surface of the rolling member 6 under the traction force of the traction device of the fibers 8, and then moving out of the resin liquid 7 in the dipping tank 1, namely finishing the dipping in the liquid resin 7, and finishing the dipping process. The fibers 8 enter the auxiliary device under the action of the traction force of the traction device and finally enter the forming device for forming. The above-mentioned forming and auxiliary devices are those commonly used in the art and are not further limited herein.

To sum up, the utility model discloses the gumming device and pultrusion device of above-mentioned embodiment can be according to how much of fibre 8, adjust the distance between fibre 8 and the 1 bottom of steeping vat, when making the resin 7 of tank bottom can in time be taken away by fibre 8 to supply fresh resin 7, avoided resin 7 to take place the gel in the steeping vat 1.

In the description of the embodiments of the present invention, it should be understood that the terms "mounted," "connected," and "connected" are intended to be construed broadly, e.g., to mean a fixed connection, an indirect connection through intervening media, a connection between two elements, or an interaction between two elements, unless expressly stated or limited otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "upper", "lower", "front", "rear", "vertical", "horizontal", "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 merely for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically stated otherwise.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A gumming device is characterized by comprising a gumming tank, a fixed bracket and a distance adjusting device;

the fixed support is arranged on the glue dipping tank, and the distance adjusting device is positioned between the fixed support and the glue dipping tank and is used for adjusting the distance between the fixed support and the glue dipping tank;

the part to be gummed is arranged on the fixed support, a gumming liquid is arranged in the gumming groove, and at least part of the part to be gummed is positioned below the liquid level of the gumming liquid.

2. The impregnation device of claim 1, wherein the distance adjustment device comprises a first connector and a second connector, the first connector and the second connector are connected by a screw thread, the first connector is disposed on the impregnation tank, and the second connector is disposed on the fixed support;

the first connecting piece rotates relative to the second connecting piece so as to adjust the distance between the glue dipping tank and the fixed support.

3. The impregnation device of claim 2, wherein the impregnation tank comprises a tank body and a notch, the impregnation liquid is located in the tank body, a fixed edge is arranged at the notch, and the first connecting member is arranged on the fixed edge.

4. The impregnation device according to claim 3, wherein at least one rolling member is arranged on the fixed support, the outer surface of the rolling member is provided with a rolling surface, and the member to be impregnated surrounds the outside of at least part of the rolling member and is attached to at least part of the rolling surface.

5. The impregnation device according to claim 4, wherein at least two rolling members are arranged on the fixed support, the length direction of the fixed support is the same as the extension direction of the member to be impregnated, and the at least two rolling members are arranged at intervals along the length direction of the fixed support.

6. The impregnation device according to any one of claims 1 to 5, further comprising a pulling device, wherein the pulling device comprises two pulling ends, and the two pulling ends are respectively fixed with two ends of the member to be impregnated;

the traction device drives the piece to be dipped to move along the length direction of the fixed support.

7. The impregnation device according to claim 4, wherein the fixed support comprises a first support, a second support, a third support and a fourth support which are sequentially connected end to end; the first bracket and the third bracket are oppositely arranged, and the second bracket and the fourth bracket are oppositely arranged;

and two ends of the rolling piece are respectively fixed on the first bracket and the third bracket.

8. The impregnation device of claim 7, wherein the part to be impregnated comprises a part to be impregnated, the part to be impregnated is located between the fixed support and the impregnation tank, and an upper surface of the part to be impregnated is attached to at least part of the rolling surface;

supporting parts are arranged on the second support and the fourth support, and at least part of the lower surface of the piece to be dipped is positioned on the supporting parts.

9. The impregnation apparatus of claim 4, wherein the lower surface of the roller is lower than the liquid level of the impregnation liquid, and the height difference between the lower surface of the roller and the liquid level of the impregnation liquid is in a range of 10-15 mm.

10. A pultrusion device characterized by comprising the dipping device as claimed in any one of claims 1 to 9.

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