CN210518864U

CN210518864U - Novel press electrical heating board

Info

Publication number: CN210518864U
Application number: CN201921415631.4U
Authority: CN
Inventors: 易永庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-05-12
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses a novel press electrical heating board, including heat conduction base plate, heating wire, silica gel insulating layer and ceramic fiber insulating layer, evenly be fixed with the heating wire in the upper end recess of heat conduction base plate, the sealed silica gel insulating layer that is fixed with in upper end of heat conduction base plate, the upper end of silica gel insulating layer is fixed with the ceramic fiber insulating layer, the both ends of heating wire are connected with copper wire respectively. The heating wires are uniformly fixed in the grooves at the upper ends of the heat conducting substrates, the heat conducting substrates are tightly attached to the heated workpieces, the heat loss caused by heat conduction is reduced, and the heat conducting efficiency is improved; the problems of surface drying and the like caused by uneven temperature of the heated workpiece are avoided; the silica gel insulating layer can solve the insulation problem of the electric heating wire and the buffer problem in the up-and-down movement of the press; utilize ceramic fiber insulating layer can effectually prevent thermal unnecessary loss to can play the effect of buffering impact force, increase electric heating plate's life.

Description

Novel press electrical heating board

Technical Field

The utility model belongs to the technical field of the press, concretely relates to novel press electrical heating board.

Background

The press is a simple name of a press, a hydraulic press and an oil press, and the press refers to a forming machine for forming industrial products through pressure, generally adopts a hydraulic oil cylinder, and is also called as the oil press. The press is the main equipment for compression molding and is divided into a frame structure and a column structure according to the form of a frame structure. The pressing machine is divided into an upper pressing type and a lower pressing type according to the position of the main pressing oil cylinder, the press for pressing the large plastic laminated board can adopt the lower pressing type press with the oil cylinder, and the upper pressing type press is usually adopted for pressing general plastic parts.

The prior art has the following problems: the existing press heating is that heat conduction oil is heated by burning fuel and circulated to a press heat conduction plate through a circulating pump and a hot oil pipeline, heat is sent to a heat conduction buffering cushion by the heat conduction plate, the heat conduction buffering cushion heats a die, the die heats a workpiece, unnecessary heat loss is caused because too many heat conduction links are adopted, and long heat waste is caused in the process of preheating and cooling down after shutdown.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a novel press electrical heating board has heat conduction efficiency height, and the heating is even, preheats fast to production predetermined temperature, effectively avoids energy loss's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel press electrical heating board, includes heat conduction base plate, heating wire, silica gel insulating layer and ceramic fiber insulating layer, evenly be fixed with the heating wire in the upper end recess of heat conduction base plate, the sealed silica gel insulating layer that is fixed with in upper end of heat conduction base plate, the upper end of silica gel insulating layer is fixed with the ceramic fiber insulating layer, the both ends of heating wire are connected with copper wire respectively.

Preferably, the heating wire is of an S-shaped structure, and a groove corresponding to the heating wire is formed in the upper end surface of the heat-conducting substrate.

Preferably, the silica gel insulating layer completely covers the surface of the heat conducting substrate and the position corresponding to the heating wire, and a sealant is coated at the joint between the silica gel insulating layer and the heat conducting substrate.

Preferably, the silica gel insulating layer and the ceramic fiber heat insulation layer are fixedly bonded through 3M glue.

Preferably, the heating wire embedding grooves of the heat-conducting substrate are small in interval and densely distributed, so that the high voltage can be borne, and the density of a heating source is increased.

Preferably, the heating wire and the copper conducting wire are fixed by soldering and welding.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the heating wires are uniformly fixed in the groove at the upper end of the heat conducting substrate, the heat conducting substrate is tightly attached to the heated workpiece, so that the heat loss caused by heat conduction is reduced, and the heat conducting efficiency is improved;

2. the heating wire embedding grooves of the heating substrate of the utility model have small intervals and are densely distributed, which can bear high pressure and increase the density of a heating source, so that the temperature deviation of the whole plate surface is very small, and the problems of surface dry flower and the like caused by uneven temperature of a heated workpiece are avoided;

3. the utility model is fixed with a silica gel insulating layer on the upper end of the heat conducting base plate, the silica gel insulating layer can solve the insulation problem of the heating wire and the buffer problem in the up-and-down movement of the press;

4. the utility model discloses be fixed with the ceramic fibre insulating layer in silica gel insulating layer's upper end, utilize the ceramic fibre insulating layer can effectually prevent thermal unnecessary loss to can play the effect of buffering impact force, increase the life of electrical heating board.

5. The utility model discloses heat conduction base plate is small intensifies fast, can reach in the short time and set for preheating temperature, and rapid cooling to safe temperature during the shut down reduces invalid calorific loss by a wide margin.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a plan view of the heating wire mounting structure of the present invention.

Fig. 3 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

Fig. 4 is an enlarged schematic structural diagram of fig. 2B according to the present invention.

In the figure: 1. a heat conductive substrate; 2. an electric heating wire; 3. a silica gel insulating layer; 4. a ceramic fiber thermal insulation layer; 5. a copper wire.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a novel electrical heating plate of a press comprises a heat conduction substrate 1, heating wires 2, a silica gel insulating layer 3 and a ceramic fiber insulating layer 4, wherein the heating wires 2 are uniformly fixed in a groove at the upper end of the heat conduction substrate 1, in order to improve the heat conduction area, the heating wires 2 are arranged to be S-shaped structures, a groove corresponding to the heating wires 2 is arranged on the upper end surface of the heat conduction substrate 1, in order to avoid uneven heating, the embedding grooves 2 of the heating wires 2 of the heat conduction substrate 1 are small in interval and densely distributed, the high voltage can be borne, and the density of a heating source is increased, the silica gel insulating layer 3 is fixed at the upper end of the heat conduction substrate 1 in a sealing manner, in order to improve the sealing performance, the silica gel insulating layer 3 completely covers the position of the surface of the heat conduction substrate 1 corresponding to the heating wires 2, sealant is coated, in order to improve fixed fastness, glue through 3M glue between silica gel insulating layer 3 and the ceramic fibre insulating layer 4 and glue fixedly, the both ends of heating wire 2 are connected with copper wire 5 respectively, in order to improve fixed fastness, through tin soldering welded fastening between heating wire 2 and the copper wire 5.

The utility model discloses a theory of operation and use flow: when the utility model is used, the electric heating plate is arranged at a proper position, the heating wires 2 are evenly fixed in the upper end groove of the heat conducting substrate 1, the heat conducting substrate 1 is tightly attached to the heated workpiece to reduce the heat loss caused by heat conduction, so the heat conducting efficiency is improved, the distance between the embedded grooves of the heating wires 2 of the heat conducting substrate 1 is small, the embedded grooves are densely distributed, the high pressure can be borne, and the density of a heating source is increased, so the temperature deviation of the whole plate surface is very small, the problems of surface dry flower and the like caused by the heated workpiece due to uneven temperature are avoided, the upper end of the heat conducting substrate 1 is sealed and fixed with the silica gel insulating layer 3, the silica gel insulating layer 3 can solve the insulation problem of the heating wires 2 and the buffer problem in the up-down movement of a press, the ceramic fiber insulating layer 4 is fixed, and can play the effect of buffering impact, increase the life of electric heating board.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel press electrical heating board, includes heat conduction base plate (1), heating wire (2), silica gel insulating layer (3) and ceramic fibre insulating layer (4), its characterized in that: evenly be fixed with heating wire (2) in the upper end recess of heat conduction base plate (1), the sealed silica gel insulating layer (3) that is fixed with in upper end of heat conduction base plate (1), the upper end of silica gel insulating layer (3) is fixed with ceramic fibre insulating layer (4), the both ends of heating wire (2) are connected with copper wire (5) respectively.

2. The novel electromechanical heating plate of claim 1, characterized in that: the heating wire (2) is of an S-shaped structure, and a groove corresponding to the heating wire (2) is formed in the upper end surface of the heat conducting base plate (1).

3. The novel electromechanical heating plate of claim 1, characterized in that: the silica gel insulating layer (3) completely covers the surface of the heat conducting substrate (1) and the position corresponding to the heating wire (2), and sealant is coated at the joint between the silica gel insulating layer (3) and the heat conducting substrate (1).

4. The novel electromechanical heating plate of claim 1, characterized in that: the silica gel insulating layer (3) and the ceramic fiber heat insulation layer (4) are fixedly bonded through 3M glue.

5. The novel electromechanical heating plate of claim 1, characterized in that: the electric heating wire (2) and the copper lead (5) are fixed by soldering and welding.