CN218227485U - Preheating device - Google Patents

Abstract

The utility model discloses a preheating device belongs to the pultrusion machine field, a preheating device, including the fender frame that is used for installing the mould, the top surface that keeps off the frame runs through and sets up to the open end, still including being used for carrying out the heating member that preheats to the mould, the heating member is provided with a plurality ofly, a plurality of heating members are run through connection respectively on the outside side terminal surface that keeps off the frame, the top face of keeping off the frame is improved level and is provided with a frame, and the bottom face of a frame and the top face fixed connection that keeps off the frame, it is fixed with the mount pad that is used for supporting the fender frame to support on the outer terminal surface in both sides of a frame, it can realize evenly preheating to the mould, improves the mould and preheats the effect.

Description

Preheating device

Technical Field

The utility model relates to a pultrusion machine field, more specifically say, relate to a preheating device.

Background

The pultrusion machine is a composite machine used for producing glass fiber composite materials, has multiple processing procedures, and when the pultrusion machine is used, the glass fiber is dragged and processed, and when the pultrusion machine is used, the traction mechanisms at the two ends of the pultrusion machine drag the glass fiber, and the glass fiber passes through the resin slurry groove through the conveying device, so that the glass fiber is fully adhered with the resin material and then enters the heating device to be heated, and the mold is required to be preheated before being heated, thereby being beneficial to the temperature constancy of the mold cavity in the later period.

The utility model discloses a current publication number is CN202122889197.7, and the name is an adjustable mould heating clamping platform of combined material pultrusion machine, including fixed station and splint, the upper end surface fixed mounting of fixed station has the hot plate, the upper end surface fixed mounting of hot plate has the baffle, the equal fixed mounting in both ends of baffle has the mount pad, the rear end surface fixed mounting of mount pad has the pneumatic cylinder, the output of pneumatic cylinder is located the fixed mounting in the place ahead of mount pad has the connecting rod, the rear end surface fixed mounting of splint has connecting sleeve, the connecting rod cup joints the inside at connecting sleeve, the surface cover of connecting rod is equipped with damping spring, the inside fixed mounting of hot plate has the electrothermal tube, one side surface fixed mounting of hot plate has the connection terminal, the baffle includes shell and insulating layer, the position of cover at the inner wall of shell is pasted to the insulating layer, can improve the stability when clamping platform uses to enable clamping platform to have heating function when the centre gripping mould, can carry out the preheating treatment to the mould.

However, the heating clamping platform used in the pultrusion machine preheats the clamping die to be single-side heating, the single-side heating die causes uneven heating of the die, the preheating effect is poor, and the later-stage die is uneven in molding.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a preheating device, it can realize improving the mould and preheat the effect to the even preheating of mould.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a preheating device, is including the fender frame that is used for installing the mould, and the top surface that keeps off the frame runs through to set up to the open end, still including being used for carrying out the heating member that preheats to the mould, and the heating member is provided with a plurality ofly, and a plurality of heating members are run through connection respectively on the outside side end face that keeps off the frame, and the top face that keeps off the frame is improved level and is provided with a frame, and the bottom face that just props up the frame and the top face fixed connection that keeps off the frame, and the equal level is fixed with the mount pad that is used for supporting the fender frame on the outer terminal surface in both sides of propping up the frame.

Furthermore, the heating member includes heat conduction frame and electrothermal tube, and wherein a terminal surface of heat conduction frame runs through the setting, and the open end of heat conduction frame runs through the vertical terminal surface setting that keeps off the frame, and the opening terminal surface of heat conduction frame fixes on keeping off frame outside terminal surface, and the electrothermal tube sets up in the inside of heat conduction frame, and the electrothermal tube is provided with many and is used for the heated air, and the both ends of many electrothermal tubes are fixed respectively on the inner wall of heat conduction frame.

Furthermore, a wire holder penetrates through and is fixed on one side end face of the heat conduction frame, and the wire holder is connected with the plurality of electric heating tubes in parallel through a conducting wire.

Furthermore, heating wires are sleeved on the electric heating tubes, and the heating wires on the electric heating tubes are connected with the wire holder in parallel through wires.

Furthermore, an air inlet penetrates through the end face of one side, far away from the opening end, of the heat conduction frame, and a fan used for accelerating air flow rate is fixed in the air inlet of the heat conduction frame.

Furthermore, a flow distribution plate is fixed on the end face of one side, far away from the opening end, of the interior of the heat conduction frame, a screen plate is horizontally arranged at the opening end of the heat conduction frame, and the end face of the outer side of the screen plate is fixedly connected with the inner wall of the heat conduction frame.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) Utilize the mount pad on the frame to cooperate current erection joint spare during the use, carry out fixed mounting to the fender frame of installation mould, then with the die holding in keeping off the frame, all be provided with the heating member on keeping off the outside side end face of frame during preheating, carry out the multiaspect heating to inside mould, not only improved the efficiency of heating, guaranteed the homogeneity of heating moreover.

(2) When the heating device is used, the fan drives external air to enter the heat conducting frame, the air is in contact with the electric heating tubes and the heating wires to form a heating module, heat is carried to flow towards the opening end of the heat conducting frame and enter the blocking frame, the heat is uniformly contacted with the mold in the hot air flow, and the heat is transferred to the mold, so that the mold is uniformly preheated.

(3) The inside shunt plate that is fixed with on keeping away from the side end face of open end of heat conduction frame, run through on the shunt plate and be fixed with the polylith net piece, the open end level of heat conduction frame is provided with the otter board, and the outside terminal surface of otter board and the inner wall fixed connection of heat conduction frame, the even slope is provided with a plurality of blend stops downwards on the bottom surface of otter board, the air flow rate is slowed down in the combination of shunt plate and otter board, increase the time that the air persists in heat conduction frame inside, carry more heats, be convenient for improve the preheating effect to the mould.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall exploded structure of the present invention;

fig. 3 is an exploded view of a heating element according to an embodiment of the present invention;

fig. 4 is a schematic view of a structure of a blocking frame in an embodiment of the present invention.

The numbering in the figures illustrates:

1. a blocking frame; 2. a heating element; 21. a heat conducting frame; 22. a fan; 23. a splitter plate; 24. an electric heating tube; 241. a wire holder; 242. heating wires; 25. a screen plate; 3. supporting a frame; 4. and (7) mounting a seat.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Example 1:

please refer to fig. 1-4 a preheating device, including the fender frame 1 for installing the mould, the top surface of the fender frame 1 is run through and set as the open end, and also includes the heating member 2 for preheating the mould, the heating member 2 is provided with a plurality of, the plurality of heating members 2 are run through and connected on the outside side end face of the fender frame 1 respectively, the top end face of the fender frame 1 is provided with a support frame 3 horizontally, and the bottom end face of the support frame 3 is fixedly connected with the top end face of the fender frame 1, the outer end faces of both sides of the support frame 3 are fixed with the mount pad 4 for supporting the fender frame 1 horizontally, when in use, the mount pad 4 on the support frame 3 is used to cooperate with the existing mounting connector to fixedly mount the fender frame 1 of the installation mould, then the mould is installed in the fender frame 1, when preheating, the heating member 2 is provided on the outside side end face through the fender frame 1, to heat the mould of the inside in many sides, not only improves the efficiency of heating, but also ensures the homogeneity of heating.

Referring to fig. 3, the heating element 2 includes a heat conducting frame 21 and an electric heating tube 24, wherein one end face of the heat conducting frame 21 is arranged in a penetrating manner, the open end of the heat conducting frame 21 is arranged in a penetrating manner through the vertical end face of the retaining frame 1, the open end face of the heat conducting frame 21 is fixed on the end face of the outer side of the retaining frame 1, the heat conducting frame 21 is made of a composite board material, a rock wool heat insulating layer is arranged outside the heat conducting frame for heat preservation and heat loss reduction, the electric heating tube 24 is arranged inside the heat conducting frame 21, the electric heating tube 24 is provided with a plurality of electric heating tubes 24, two ends of the plurality of electric heating tubes 24 are respectively fixed on the inner wall of the heat conducting frame 21, the plurality of electric heating tubes 24 are used for heating air, and heat is transferred to a mold by the flowing of air.

Referring to fig. 3, a wire holder 241 is fixedly penetrated through an end surface of one side of the heat conducting frame 21, a binding post connected with an external wire is arranged on the wire holder 241, the wire holder 241 is connected with the plurality of electric heating tubes 24 in parallel through a wire, the plurality of electric heating tubes 24 are all sleeved with heating wires 242, the heating wires 242 on the plurality of electric heating tubes 24 are connected with the wire holder 241 in parallel through a wire, in use, two end connecting terminals of the plurality of electric heating tubes 24 and the plurality of heating wires 242 are connected with a main wire of the wire holder 241 in parallel through a wire, meanwhile, the plurality of electric heating tubes 24 and the plurality of heating wires 242 form heating modules, heat is generated to heat air, an air inlet is arranged through an end surface of one side of the heat conducting frame 21 away from the open end, a fan 22 for accelerating air flow rate is fixed in the air inlet of the heat conducting frame 21, the fan 22 is connected with an external cable, in use, the fan 22 drives external air to enter the heat conducting frame 21, the air contacts the plurality of electric heating tubes 24 and the plurality of heating wires 242 to form heating modules, the heat flows towards the open end of the heat conducting frame 21 and enters the baffle frame 1, the mold is uniformly contacted with the mold, and the mold is uniformly preheated, thereby.

Referring to fig. 3, the inside lateral surface who keeps away from the open end of heat conduction frame 21 is fixed with flow distribution plate 23, run through on the flow distribution plate 23 and be fixed with the polylith net piece, the open end level of heat conduction frame 21 is provided with otter board 25, and the outside terminal surface of otter board 25 and the inner wall fixed connection of heat conduction frame 21, even slope is provided with a plurality of blend stops downwards on the bottom surface of otter board 25, flow velocity is slowed down in the combination of flow distribution plate 23 and otter board 25, increase the time that the air persists in heat conduction frame 21 inside, carry more heats, be convenient for improve the preheating effect to the mould.

When in use: when the heating mold is used, the mounting seat 4 on the support frame 3 is matched with the existing mounting connecting piece to fixedly mount the baffle frame 1 of the mounting mold, then the mold is mounted in the baffle frame 1, the heating piece 2 is arranged on the end face of the outer side of the baffle frame 1 during preheating, the fan 22 drives the outside air to enter the heat conducting frame 21, the air contacts the electric heating tubes 24 and the heating wires 242 to form a heating module, heat is carried to flow towards the open end of the heat conducting frame 21 and enter the baffle frame 1, the heat is uniformly contacted with the mold in the hot air flowing process, and the heat is transferred to the mold to heat the inner mold in multiple surfaces.

The foregoing is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (6)

1. The utility model provides a preheating device, includes the fender frame (1) that is used for installing the mould, the top surface of keeping off frame (1) runs through to set up to the open end, its characterized in that: still including being used for carrying out the heating member (2) that preheats to the mould, heating member (2) are provided with a plurality ofly, a plurality of heating member (2) are run-through connection respectively on the outside side end face of keeping off frame (1), the top face of keeping off frame (1) is improved level and is provided with a frame (3), and the bottom face of propping up frame (3) and the top face fixed connection who keeps off frame (1), equal horizontally fixed has mount pad (4) that are used for supporting fender frame (1) on the outer terminal surface in both sides of propping up frame (3).

2. A preheating arrangement according to claim 1, wherein: the heating member (2) includes heat conduction frame (21) and electrothermal tube (24), and wherein a terminal surface of heat conduction frame (21) runs through the setting, and the open end of heat conduction frame (21) runs through the vertical terminal surface setting of keeping off frame (1), and the opening terminal surface of heat conduction frame (21) is fixed on keeping off frame (1) outside terminal surface, electrothermal tube (24) set up the inside at heat conduction frame (21), electrothermal tube (24) are provided with many and are used for heated air, and the both ends of many electrothermal tube (24) are fixed respectively on the inner wall of heat conduction frame (21).

3. A preheating arrangement according to claim 2, wherein: a wire holder (241) penetrates through and is fixed on one side end face of the heat conduction frame (21), and the wire holder (241) is connected with the electric heating tubes (24) in parallel through conducting wires.

4. A preheating arrangement according to claim 3, wherein: the electric heating tubes (24) are all sleeved with heating wires (242), and the heating wires (242) on the electric heating tubes (24) are connected in parallel with the wire holder (241) through wires.

5. A preheating arrangement according to claim 2, wherein: an air inlet is formed in the end face, far away from the opening end, of one side of the heat conduction frame (21) in a penetrating mode, and a fan (22) used for accelerating air flow rate is fixed in the air inlet of the heat conduction frame (21).

6. A preheating arrangement according to claim 2, wherein: a shunt plate (23) is fixed on the end face of one side, far away from the opening end, of the interior of the heat conduction frame (21), a screen plate (25) is horizontally arranged at the opening end of the heat conduction frame (21), and the end face of the outer side of the screen plate (25) is fixedly connected with the inner wall of the heat conduction frame (21).

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