Portable electric foam thermal cutting carving tool

By designing a portable electric foam thermal cutting and engraving tool, which adopts a storage box and sealed cover structure, combined with a telescopic rod and power cord, and equipped with a heating wire and a hot melt knife, the problem of poor portability and limited functionality of existing tools is solved. It realizes flexible switching between cutting and engraving and portable storage, improving the practicality and flexibility of operation.

CN224044014UActive Publication Date: 2026-03-27SHANGHAI CHUANNUO PROPS PRODUCTION CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-25
Publication Date
2026-03-27

AI Technical Summary

Technical Problem

Existing electric foam thermal cutting and engraving tools are not very portable and have limited functionality.

Method used

A portable electric foam thermal cutting and engraving tool was designed. It adopts a storage box and sealed cover structure, combined with a telescopic rod and wire for power supply, and is equipped with a heating wire and a hot melt blade. The power supply object is intelligently controlled by a switch to realize flexible switching between cutting and engraving functions. The tool is portable and stored by the cooperation of a spring coil and a winding roller.

Benefits of technology

It achieves portability and operational flexibility, possessing the dual functions of cutting large pieces of foam and fine carving, thus improving the practicality and flexibility of operation.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224044014U_ABST
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Abstract

The utility model discloses a portable electric foam thermal cutting carving tool, which relates to the technical field of foam carving and comprises a storage box, a sealing cover is mounted at the top of the storage box, and the storage box and the sealing cover are attached to each other to form a sealing structure; two telescopic rods are fixedly connected between the storage box and the sealing cover, the two telescopic rods are distributed in parallel, the interior of each telescopic rod is of a hollow structure, and a wire is installed in each telescopic rod. The portable electric foam thermal cutting and carving tool has the functions of large foam cutting and fine carving at the same time, the electric heating wire is used for rapidly and roughly cutting the large foam and is suitable for processing large-area foam, the hot melting knife is used for finely carving the foam and is suitable for operation needing higher precision, and the work efficiency is improved. According to different states of the storage box and the sealing cover, a power supply object is intelligently controlled through the switch, free switching under different modes is achieved, and operation flexibility and practicability are greatly improved.
Need to check novelty before this filing date? Find Prior Art

Description

TECHNICAL FIELD

[0001] The utility model relates to a foamed carving technical field, concretely is a portable electric foamed hot cutting carving tool. BACKGROUND

[0002] Electric foamed hot cutting carving tool is a kind of electric tool specially designed for cutting and carving foam material, usually equipped with hot wire or hot knife, by heating element heating, it can easily cut foam material.

[0003] In order to realize the above function, the prior art (announcement number: CN219769507U) of Chinese patent discloses a kind of electric hot carving knife, including: body, including heater body, the surface of the heater body is fixedly connected with power connector;Heating mechanism, including connecting line, the surface of the connecting line is fixedly connected on heater body, the surface of the connecting line is fixedly connected with connector, the surface of the connector is threadedly connected with electric cautery connector, the surface of the electric cautery connector is fixedly connected with cutter shell, the surface of the cutter shell is engagedly connected with carving cutter, by the cooperation between connecting line, connector, electric cautery connector, terminal, cutter shell and carving cutter, the carving cutter can be heated carving cutter in the process of carving foam plastic, can quickly melt neat incision of plastic, applied on foam plastic block, will not collapse also will not produce cutting skid too deep or too shallow, easy to operate, improve the efficiency of work.

[0004] Although prior art can overcome the above-mentioned deficiencies, there are other problems in its running process: electric foamed hot cutting carving tool is poor in portability in the process of use, and cutting carving tool is single in function. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of portable electric foamed hot cutting carving tool, to solve the problem that electric foamed hot cutting carving tool is poor in portability in the process of use in the above background art, and cutting carving tool is single in function.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of portable electric foamed hot cutting carving tool, including storage box, the storage box top is equipped with sealing cover, and storage box and sealing cover mutually adhere to form sealed structure;

[0007] Two telescopic rods are fixedly connected between the storage box and the sealing cover, and the two telescopic rods are distributed in parallel, the telescopic rod is hollow structure, and wire is installed in the telescopic rod, the storage box and the sealing cover are fixedly connected with electric heating wire, and the electric heating wire is powered by wire in the telescopic rod;

[0008] The lower end of the storage box is provided with a storage structure for storing the electric heating wire.

[0009] Preferably, a hot melting knife is fixedly connected to the middle of the top of the sealing cover, and a protective cover is snap-connected to the outside of the top of the sealing cover, the hot melting knife is located inside the protective cover, and the protective cover is powered by the wire inside the telescopic rod.

[0010] Preferably, the lower end of the storage box is provided with a battery compartment, the outside of the battery compartment is fixedly connected with a switch, and two battery compartments are arranged at the bottom of the storage box.

[0011] Preferably, an electrode is fixedly connected to the top of the battery compartment, a charging battery is arranged in each battery compartment, a clockwork box is snap-connected to the bottom of the battery compartment, and the top of the clockwork box and the bottom of the charging battery are attached to each other.

[0012] Preferably, the storage structure comprises an installation compartment arranged at the bottom of the storage box, an electric control module is arranged in the installation compartment, and the electric control module is electrically connected with the telescopic rod, the electric heating wire, the hot melting knife and the switch.

[0013] Preferably, two symmetrical clockwork boxes are fixedly connected in the installation compartment, a rotating shaft is rotatably connected between the two clockwork boxes, and a winding roller is fixedly connected to the outside of the rotating shaft.

[0014] Preferably, a clockwork ring is fixedly connected to the outside of both ends of the rotating shaft, one end of the clockwork ring away from the rotating shaft is fixedly connected to the inside of the clockwork box, and the electric heating wire is wound around the outside of the winding roller.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The portable electric foam hot cutting and carving tool has the functions of cutting large foam and fine carving, the electric heating wire is used for roughly cutting large foam and is suitable for processing a large area, the hot melting knife is used for fine carving of foam and is suitable for operation with higher precision, the switch is used for intelligently controlling the power supply object according to different states of the storage box and the sealing cover, free switching in different modes is realized, and the operation flexibility and practicability are greatly improved.

[0017] Further, the electric heating wire can be automatically retracted when the storage box and the sealing cover are close to each other through the cooperation of the clockwork ring and the winding roller, so that the tool is convenient to carry and store. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0019] Figure 2 It is a telescopic rod extension structure schematic view of the utility model;

[0020] Figure 3 It is the section structure schematic view of the utility model;

[0021] Figure 4 It is the hot melting knife structure schematic view of the utility model;

[0022] Figure 5 It is the battery compartment section structure schematic view of the utility model;

[0023] Figure 6 It is the spring ring structure schematic view of the utility model.

[0024] In the drawing: 1, storage box;2, sealing cover;3, telescopic rod;4, heating wire;5, hot melting knife;6, protective cover;7, installation compartment;8, battery compartment;9, switch;10, electrode;11, rechargeable battery;12, spring box;13, rotating shaft;14, spring ring;15, winding roller. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0026] Embodiment one: please refer to Figure 1 - Figure 6 The utility model provides the following technical scheme: a portable electric foam hot cutting carving tool, including storage box 1, the top of storage box 1 is equipped with sealing cover 2, and storage box 1 and sealing cover 2 mutually adhere to form sealing structure, two telescopic rods 3 are fixedly connected between storage box 1 and sealing cover 2, and two telescopic rods 3 are in parallel distribution, the inside of telescopic rod 3 is hollow structure, and the inside of telescopic rod 3 is equipped with wire, storage box 1 and sealing cover 2 are fixedly connected with heating wire 4, and heating wire 4 is powered by the wire in the inside of telescopic rod 3, the lower end of storage box 1 is installed with the storage structure that is used for storing heating wire 4, the top of sealing cover 2 is fixedly connected with hot melting knife 5 in the middle, and sealing cover 2 top outside is clamped and is connected with protective cover 6, and hot melting knife 5 is located in the inside of protective cover 6, and protective cover 6 is powered by the wire in the inside of telescopic rod 3, the lower end of storage box 1 is equipped with battery compartment 8, and battery compartment 8 outside is fixedly connected with switch 9, and battery compartment 8 is equipped with two in the bottom of storage box 1, the top of battery compartment 8 is fixedly connected with electrode 10, and each battery compartment 8 is equipped with rechargeable battery 11 in the inside, and battery compartment 8 bottom is clamped and is connected with spring box 12, and the top of spring box 12 and the bottom of rechargeable battery 11 mutually adhere.

[0027] In the use of the carving tool, first pull the sealing cover 2 to drive the telescopic rod 3 to extend, so that the storage box 1 and the sealing cover 2 are separated from each other, at this time the electric heating wire 4 will extend between the storage box 1 and the sealing cover 2, the telescopic rod 3 is composed of multiple metal pipes, and a damper is arranged between each metal pipe, so that when the sealing cover 2 stays at any position on the top of the storage box 1, the sealing cover 2 will be fixed on the top of the telescopic rod 3.

[0028] When the sealing cover 2 and the telescopic rod 3 have a certain distance and the electric heating wire 4 is located between the storage box 1 and the sealing cover 2, press the switch 9 to make the charging battery 11 supply power to the electric heating wire 4, at this time the electric heating wire 4 will heat up, and the high temperature generated by the electric heating wire 4 can cut the foam.

[0029] When the storage box 1 and the sealing cover 2 are attached to each other, press the switch 9 to make the charging battery 11 supply power to the hot melting knife 5 to heat it up, at the same time, remove the protective cover 6 from the top of the sealing cover 2, so that the hot melting knife 5 is in an open state, and when the storage box 1 and the sealing cover 2 are attached to each other, the whole carving tool is in the shortest state, so that the user can operate the hot melting knife 5, and the high temperature generated by the hot melting knife 5 can finely carve the foam.

[0030] The whole carving tool is powered by the charging battery 11 in the battery compartment 8, the charging battery 11 can be directly charged by a cable, and the charging battery 11 can be taken out from the battery compartment 8 by removing the clockwork box 12, so that the charging battery 11 can be replaced, and the endurance of the carving tool is improved.

[0031] In the embodiment one, the storage structure is further disclosed, and the specific structure is as follows: the storage structure comprises the mounting compartment 7 located at the bottom of the storage box 1, and the electric control module is mounted in the mounting compartment 7, and the electric control module is electrically connected with the telescopic rod 3, the electric heating wire 4, the hot melting knife 5 and the switch 9 respectively; the mounting compartment 7 is fixedly connected with two symmetrical clockwork boxes 12, the two clockwork boxes 12 are rotationally connected with the rotating shaft 13, and the rotating shaft 13 is fixedly connected with the winding roller 15 on the outside; the rotating shaft 13 is fixedly connected with the clockwork ring 14 on the outside of both ends, the clockwork ring 14 is fixedly connected to the inside of the clockwork box 12 away from the rotating shaft 13, and the electric heating wire 4 is wound on the outside of the winding roller 15.

[0032] The electric control module in the mounting compartment 7 detects the extension length of the telescopic rod 3, when the storage box 1 and the sealing cover 2 are attached to each other, the telescopic rod 3 is in the shortest state, at this time, pressing the switch 9 will only supply power to the hot melting knife 5, when the storage box 1 and the sealing cover 2 are separated from each other, the telescopic rod 3 will be in an extended state, at this time, pressing the switch 9 will only supply power to the electric heating wire 4, so that the carving tool has the functions of cutting large foam and finely carving foam.

[0033] During the movement of the storage box 1 and the sealing cover 2, the electric heating wire 4 will be extended, since the electric heating wire 4 is wound outside the winding roller 15, the electric heating wire 4 will drive the winding roller 15 to rotate, and during the rotation of the winding roller 15, the clockwork ring 14 will be rotated to store energy, when the storage box 1 and the sealing cover 2 are close to each other, the clockwork ring 14 will drive the winding roller 15 to rotate, thereby automatically winding the electric heating wire 4 outside the winding roller 15.

[0034] In the description of the utility model, it needs to explain, unless another explicit stipulation and limit, the term "link" "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium.

[0035] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A portable electric foam hot cutting carving tool, comprising a storage box (1), a sealing cover (2) is installed on the top of the storage box (1), and the storage box (1) and the sealing cover (2) are mutually attached to form a sealed structure; characterized in that Two telescopic rods (3) are fixedly connected between the storage box (1) and the sealing cover (2), and the two telescopic rods (3) are distributed in parallel, the telescopic rod (3) is a hollow structure, and a wire is installed in the telescopic rod (3), an electric heating wire (4) is fixedly connected between the storage box (1) and the sealing cover (2), and the electric heating wire (4) is powered by the wire in the telescopic rod (3); The lower end of the storage box (1) is provided with a storage structure for storing the electric heating wire (4).

2. A portable electric foam hot-cut engraving tool according to claim 1, wherein: The top of the sealing cover (2) is fixedly connected with a hot melting knife (5), and the outer side of the top of the sealing cover (2) is clamped with a protective cover (6), the hot melting knife (5) is located in the protective cover (6), and the protective cover (6) is powered by the wire in the telescopic rod (3).

3. A portable electrically powered foam hot wire cutting and engraving tool according to claim 2 wherein: The lower end of the storage box (1) is provided with a battery compartment (8), and the outer side of the battery compartment (8) is fixedly connected with a switch (9), and the battery compartment (8) is provided with two on the bottom of the storage box (1).

4. A portable electrically powered foam hot wire cutting and engraving tool according to claim 3 wherein: The top of the battery compartment (8) is fixedly connected with an electrode (10), and a rechargeable battery (11) is installed in each battery compartment (8), the bottom of the battery compartment (8) is clamped with a clockwork box (12), and the top of the clockwork box (12) and the bottom of the rechargeable battery (11) are mutually attached.

5. A portable electrically powered foam hot wire cutting and engraving tool according to claim 1 wherein: The storage structure comprises an installation compartment (7) located at the bottom of the storage box (1), and an electric control module is installed in the installation compartment (7), and the electric control module is electrically connected with the telescopic rod (3), the electric heating wire (4), the hot melting knife (5) and the switch (9) respectively.

6. A portable electrically powered foam hot-cut engraving tool according to claim 5 wherein: Two symmetrical clockwork boxes (12) are fixedly connected in the installation compartment (7), a rotating shaft (13) is rotatably connected between the two clockwork boxes (12), and a winding roller (15) is fixedly connected to the outer side of the rotating shaft (13).

7. A portable electrically powered foam hot wire cutting and engraving tool according to claim 6 wherein: Spring rings (14) are fixedly connected to the outer sides of both ends of the rotating shaft (13), one end of the spring ring (14) away from the rotating shaft (13) is fixedly connected to the inner side of the clockwork box (12), and the electric heating wire (4) is wound on the outer side of the winding roller (15).

Citation Information

Patent Citations

  • Electric heating graver

    CN219769507U