CN211492828U

CN211492828U - Heating device for be used for 5G cell-phone radiation protection film coining mill

Info

Publication number: CN211492828U
Application number: CN202021667546.XU
Authority: CN
Inventors: 刘富生
Original assignee: Foshan Lida Lisu New Material Co ltd
Current assignee: Foshan Lida Lisu New Material Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2020-09-15
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a heating device for be used for 5G cell-phone radiation protection film coining mill, which comprises a frame, the frame rotates and is connected with the warming mill, the end connection of warming mill has two-way circulation formula rotary joint, two-way circulation formula rotary joint is connected with conduction oil circulation heater, the upside of warming mill is equipped with the heating lid, the curved form of arching upwards is established to being to the heating lid, be equipped with the heating tube that is used for heating the film in the heating lid, a plurality of heating tube parallel arrangement, the heating tube is parallel with the warming mill, the heating lid includes planking and inner panel, the edge of planking is formed with the sideboard, be equipped with thermal-insulated cotton between planking and the inner panel, the heating tube sets up in the. The heating device of the utility model can improve the heating effect to the film; through setting up thermal-insulated cotton, reduced the heat loss waste of heating tube, also play certain heat preservation effect to the warming mill.

Description

Heating device for be used for 5G cell-phone radiation protection film coining mill

Technical Field

The utility model relates to a heating device field for be used for the coining mill, concretely relates to heating device for be used for 5G cell-phone radiation protection film coining mill.

Background

At present, the radiation protection film on the market comprises a plastic film substrate, a metal shielding layer is formed on the plastic film substrate, so that the radiation protection film has a blocking effect on electromagnetic radiation, along with the popularization of 5G mobile phones, people can use a mobile phone network to complete more works, the service time of the mobile phone network is longer and longer, the radiation protection film is attached to the front side and the back side of the 5G mobile phone, and the influence of the electromagnetic radiation on a human body can be reduced to a certain degree. Some radiation protection films needing to be adhered to the back of the mobile phone need to be patterned, the existing embossing machine is used for embossing radiation protection film roll materials, after the radiation protection film roll materials are pressed by the embossing machine to form the patterns, the radiation protection films are cut into sizes and specifications which are matched with the appearances of various mobile phones through cutting equipment. The heating device of the embossing machine heats the radiation-proof protective film to a softening or softening critical state, and then presses corresponding patterns on the radiation-proof protective film through the embossing roller engraved with the patterns. As shown in fig. 8, a heating device of a conventional embossing machine is provided with a heating roller 2 into which circulating heat conduction oil is introduced, a film 99 partially wraps the heating roller 2, so that the film 99 can be heated, a traction roller 3 is further provided, the traction roller 4 presses the film 99 onto the traction roller 3 through a first cylinder 41, the traction roller 3 is driven by a motor, so that the traction roller 3 can drive the film 99 to travel, the embossing device of the embossing machine comprises a support roller 5 and an embossing roller 6, the embossing roller 6 presses the film 99 onto the support roller 5 through a second cylinder 61 (or a hydraulic cylinder), since the roller surface of the embossing roller 6 is engraved with patterns, the film 99 softened by heating forms corresponding patterns, and the film 99 is cooled and solidified through a cooling roller set of the embossing machine. However, since the heating roller 2 can only heat the film 99 on one side, the thickness of the film 99 is usually thicker when the film is a radiation protection film, and the radiation protection film is heated more slowly due to insufficient heat conductivity of the steel roller shell of the heating roller 2, which results in lower production efficiency.

Disclosure of Invention

An object of the utility model is to overcome prior art's is not enough, provides a heating device for 5G cell-phone radiation protection film coining mill, and it is favorable to improving the heating effect to the radiation protection film.

The purpose of the utility model is realized by the following technical scheme.

The utility model discloses a heating device for be used for 5G cell-phone radiation protection film coining mill, which comprises a frame, the frame rotates and is connected with the warming mill, the end connection of warming mill has two-way circulation formula rotary joint, two-way circulation formula rotary joint is connected with conduction oil circulation heater, wherein, the upside of warming mill is equipped with the heating lid, the curved form of setting up to being the arch-up is covered to the heating, be equipped with the heating tube that is used for heating the film in the heating lid, a plurality of heating tube parallel arrangement, the heating tube with the warming mill is parallel, the heating lid includes planking and inner panel, the edge of planking is formed with the surrounding plate, the planking with be equipped with thermal-insulated cotton between the inner panel, the heating tube sets up the inner panel with in the cavity that the surrounding plate.

Preferably, one end of the heating cover is connected with a rotating shaft, the heating cover is pivoted with the rack through the rotating shaft, the heating cover is fixedly connected with a lifting lug, the rack is rotatably connected with a transmission shaft, the transmission shaft is fixedly connected with a rope winding wheel, and the rope winding wheel and the transmission shaft are arranged coaxially;

the heating cover is arranged on the rope winding wheel, the steel wire rope is used for pulling up and putting down the heating cover, one end of the steel wire rope is connected with the lifting lug, the other end, corresponding to the steel wire rope, of the steel wire rope is fixedly connected with a riveting head, and the riveting head is fixedly connected with the rope winding wheel;

the transmission shaft is connected with the transmission shaft in a driving mode.

Preferably, the heating device comprises a first travel switch and a second travel switch which are used for limiting the swinging travel of the heating cover, the first travel switch and the second travel switch are respectively arranged on two sides of the heating cover, and the first travel switch and the second travel switch are electrically connected with the worm gear speed reduction motor.

Preferably, flanges are respectively formed at both ends of the rope winding wheel.

Preferably, the heat insulation cotton is ceramic fiber heat insulation cotton.

Compared with the prior art, the utility model, its beneficial effect is: the heating roller is connected with the heat-conducting oil circulating heater, the upper side of the heating roller is provided with the heating cover which is in an upward arched curved shape, the heating cover is internally provided with the heating pipe for heating the film, the heat insulation cotton is arranged between the outer plate and the inner plate, the heating pipe is arranged in the cavity defined by the inner plate and the surrounding plate, and the heating pipe of the heating cover can heat the upper side surface of the film due to the lower side surface of the heating roller heating the film, so the upper side surface and the lower side surface of the film are heated, the temperature rise of the film is accelerated, and the heating device can improve the heating effect on the film; through setting up thermal-insulated cotton, reduced the heat loss waste of heating tube, also play certain heat preservation effect to the warming mill.

Drawings

Fig. 1 is a schematic front view of the heating device of the present invention.

Fig. 2 is a schematic top view of the heating device of the present invention.

Fig. 3 is a schematic sectional view of the heating cover according to the present invention.

Fig. 4 is a schematic sectional view along the direction B-B in fig. 3.

Fig. 5 is an enlarged view of fig. 4 at C.

Fig. 6 is an enlarged view of fig. 2 at a.

Fig. 7 is a schematic view of the open state of the heating cover of the present invention.

Fig. 8 is a front view schematically showing the structure of a heating device of an embossing machine according to the prior art.

FIG. 9 is a schematic cross-sectional view of a prior art embossing roll and bi-directional flow-through rotary union connection.

Description of reference numerals: 1-a frame; 2-heating roller; 3-a drawing roll; 4-drawing a compression roller; 41-a first cylinder; 5, supporting rollers; 6-embossing roller; 61-a second cylinder; 7-a bidirectional flow-through swivel; 8-heating the cover; 81-lifting lug; 82-a rotating shaft; 801-heating tube; 8011-the terminal post; 802-outer plate; 803-inner panel; 804-heat insulation cotton; 805-a heating tube support plate; 806-surrounding edge plates; 9-a transmission shaft; 10-a rope winding wheel; 1001-rib; 11-a worm gear speed reducing motor; 12-a steel wire rope; 13-riveting the joint; 14-a first travel switch; 15-a second travel switch; 99-film.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The utility model discloses a heating device for be used for 5G cell-phone radiation protection film coining mill, as shown in fig. 1 to fig. 3, including frame 1, frame 1 is formed by can splicing by shaped steel, and frame 1 rotates and is connected with warming mill 2, and the both ends spindle nose of warming mill 2 is connected with frame 1 through the bearing respectively promptly. As shown in fig. 9, the end of the heating roller 2 is connected with a bidirectional circulation type rotary joint 7, the heating roller 2 is internally provided with a hollow structure, the bidirectional circulation type rotary joint 7 is a product on the market, the shell of the bidirectional circulation type rotary joint 7 can be kept unrotated when the heating roller 2 rotates, the bidirectional circulation type rotary joint 7 is connected with a heat conduction oil circulation heater, the heat conduction oil circulation heater is a product in the prior art, the heat conduction oil circulation heater is provided with an electric heating pipe for heating heat conduction oil and a circulation pump for circulating the heat conduction oil, the middle part of the bidirectional circulation type rotary joint 7 is connected with an oil delivery pipe, the oil delivery pipe is inserted into the heating roller 2, and the flow direction of the heat.

As shown in fig. 1 and 2, a heating cover 8 is provided on the upper side of the heating roller 2, the heating cover 8 is formed in a curved shape that is upwardly curved, and in a state where the heating cover 8 is closed, as shown in fig. 1, a part of the outer shape of the heating cover 8 is concentric with the heating roller 2, and as shown in fig. 3 to 5, a heating pipe 801 for heating the thin film 99 is provided in the heating cover 8, and the heating pipe 801 may be a quartz heating pipe. As shown in FIG. 3, a plurality of heat pipes 801 are arranged in parallel, and the heat pipes 801 are parallel to the heating roller 2, so as to increase the heating range of the heat pipes 801 to the film 99. As shown in fig. 5, the heating cover 8 includes an outer plate 802 and an inner plate 803, a surrounding plate 806 is formed at an edge of the outer plate 802, heat insulation cotton 804 is disposed between the outer plate 802 and the inner plate 803, the heating tube 801 is disposed in a cavity surrounded by the inner plate 803 and the surrounding plate 806, specifically, a heating tube support plate 805 is fixedly connected to the inner plate 803, two ends of the heating tube 801 respectively penetrate through the heating tube support plate 805, and terminals 8011 are disposed at two ends of the heating tube 801.

The working principle of the present invention is briefly explained as follows: fig. 8 shows the orientation of the film 99, and the conduction oil circulation heater circulates high-temperature conduction oil into the inside of the heating roller 2, thus warming the roller surface of the heating roller 2, and as can be seen from fig. 8, the film 99 wraps the upper roller surface of the heating roller 2, thus warming the lower side surface of the film 99. As shown in fig. 1, the heat pipe 801 of the heating cover 8 transfers heat to the upper side of the film 99 in the form of infrared radiation and airborne heat. Then make the upper and lower two sides of film 99 all obtain the heating, the intensification of film 99 accelerates, compare with prior art, the utility model discloses a heating device can improve the heating effect to film 99, especially when heating tube 801 establishes to quartzy heating tube, the infrared radiation of quartzy heating tube directly shines film 99, so electric heat conversion efficiency is higher than the original electric heat conversion efficiency that only conducts heat for the mode of warming mill 2 reconveying heat for film 99 through the conduction oil. Through setting up the utility model discloses a heating device to be favorable to film 99 can be with very fast walking, improve production efficiency. The heat insulation cotton 804 is arranged between the outer plate 802 and the inner plate 803, so that the heat loss and waste of the heating pipe 801 are reduced, and a certain heat preservation effect is achieved on the heating roller 2. Since the heating cover 8 is formed in a curved shape that is curved upward, it is advantageous to adapt the arrangement of the heat generating pipes 801 to the outer shape of the heating roller 2, so that the film 99 is heated uniformly.

Further, as shown in fig. 3, one end of the heating cover 8 is connected to a rotating shaft 82, as shown in fig. 1 and fig. 2, the heating cover 8 is pivotally connected to the frame 1 through the rotating shaft 82, the rotating shaft 82 may be welded to a surrounding edge plate 806 of the heating cover 8, the rotating shaft 82 is specifically connected to the frame 1 through a bearing, the heating cover 8 is fixedly connected to a lifting lug 81, specifically, the outer plate 802 is welded to the lifting lug 81, and the lifting lug 81 is formed with a through hole. As shown in fig. 2, the frame 1 is rotatably connected with a transmission shaft 9, the transmission shaft 9 is fixedly connected with a rope winding wheel 10, and the rope winding wheel 10 and the transmission shaft 9 are coaxially arranged. The heating cover comprises a steel wire rope 12 used for pulling up and putting down the heating cover 8, wherein one end of the steel wire rope 12 is connected with a lifting lug 81, specifically, one end of the steel wire rope 12 firstly passes through a through hole of the lifting lug 81, and the end part of the steel wire rope 12 is formed into a closed ring shape by a steel wire rope clamping head sold on the market. As shown in fig. 2 and 6, the other end of the steel wire rope 12 corresponding to the steel wire rope is fixedly connected with a rivet joint 13, the rivet joint 13 is clamped and fixed at the end of the steel wire rope 12 through rivet pressure deformation, the rivet joint 13 is fixedly connected with the rope winding wheel 10 through a screw, and comprises a worm gear and worm reduction motor 11, the worm gear and worm reduction motor 11 is a combination of a motor and a worm gear reducer, the worm gear and worm reduction motor 11 is in driving connection with a transmission shaft 9, and a shell of the worm gear and worm reduction motor 11 is fixedly installed with the rack 1. With the above arrangement, when the switch is used to control the operation of the worm and gear reduction motor 11, the worm and gear reduction motor 11 drives the transmission shaft 9 to rotate, so that the rope winding wheel 10 rotates, the steel wire rope 12 winds on the rope winding wheel 10, so that the steel wire rope 12 pulls the heating cover 8 to swing around the rotation shaft 82, the worm and gear reduction motor 11 is connected with a forward and reverse circuit, and is provided with a corresponding forward switch and a reverse switch, so that the heating cover 8 can swing and open from the position shown in fig. 1 to the position shown in fig. 7, and the heating cover 8 can be reset by releasing the steel wire rope 12, thereby facilitating the maintenance and replacement of the heating pipe 801 and facilitating the cleaning of the roller surface of the heating roller 2, because the worm and gear reducer of the worm and gear reduction motor 11 has the self-locking effect, the heating cover 8 can be prevented from dropping due to the power loss of the motor of the worm and gear reduction motor, the labor intensity of the operators is also reduced.

Further, as shown in fig. 1, 2 and 7, the heating device includes a first travel switch 14 and a second travel switch 15 both used for limiting the swing travel of the heating cover 8, the first travel switch 14 and the second travel switch 15 are respectively disposed on both sides of the heating cover 8, fig. 1 shows the installation positions of the first travel switch 14 and the second travel switch 15 by way of example, and the first travel switch 14 and the second travel switch 15 are electrically connected to the worm gear reduction motor 11. When the heating cover 8 is closed to the position shown in fig. 1, the surrounding edge plate 806 of the heating cover 8 triggers the first travel switch 14 to stop the operation of the worm and gear speed-reducing motor 11, but at this time, the heating cover 8 can be driven by the worm and gear speed-reducing motor 11 to swing in the opening direction, and similarly, when the heating cover 8 is opened to the position shown in fig. 7, the heating cover 8 triggers the second travel switch 15 to stop the operation of the worm and gear speed-reducing motor 11, so that the heating cover 8 can only swing between the position shown in fig. 1 and the position shown in fig. 7, the heating cover 8 is prevented from colliding with the rack 1, and the heating tube 801 can be located at a position with a proper distance from the film 99 when the heating cover 8 is closed.

Further, as shown in fig. 6, flanges 1001 are formed at both ends of the sheave 10, and the provision of the flanges 1001 prevents the wire rope 12 from coming off the sheave 10 during winding around the sheave 10.

Further, thermal-insulated cotton 804 is established to ceramic fiber thermal-insulated cotton, and ceramic fiber thermal-insulated cotton is a thermal-insulated cotton of prior art, compares with ordinary heat preservation rock wool, and ceramic fiber thermal-insulated cotton's coefficient of heat conductivity is littleer, and the effect that keeps warm promptly is better, and ceramic fiber thermal-insulated cotton temperature resistance is higher.

Claims

1. The utility model provides a heating device for be used for 5G cell-phone radiation protection film coining mill, includes frame (1), frame (1) rotates and is connected with warming mill (2), the end connection of warming mill (2) has two-way circulation formula rotary joint (7), two-way circulation formula rotary joint (7) are connected with conduction oil circulation heater, its characterized in that: the upside of warming mill (2) is equipped with heating cover (8), heating cover (8) are established to be the crooked form of upwards encircleing, be equipped with heating tube (801) that are used for heating film (99) in heating cover (8), a plurality of heating tube (801) parallel arrangement, heating tube (801) with warming mill (2) are parallel, heating cover (8) are including planking (802) and inner panel (803), the edge of planking (802) is formed with surrounding plate (806), planking (802) with be equipped with thermal-insulated cotton (804) between inner panel (803), heating tube (801) set up inner panel (803) with enclose in the cavity that bounding plate (806) enclose.

2. The heating device for the embossing machine for the radiation protection film of the 5G mobile phone according to the claim 1, is characterized in that: one end of the heating cover (8) is connected with a rotating shaft (82), the heating cover (8) is pivoted with the rack (1) through the rotating shaft (82), the heating cover (8) is fixedly connected with a lifting lug (81), the rack (1) is rotatably connected with a transmission shaft (9), the transmission shaft (9) is fixedly connected with a rope winding wheel (10), and the rope winding wheel (10) and the transmission shaft (9) are coaxially arranged;

the heating device is characterized by further comprising a steel wire rope (12) used for pulling up and putting down the heating cover (8), one end of the steel wire rope (12) is connected with the lifting lug (81), the other end, corresponding to the steel wire rope (12), of the steel wire rope is fixedly connected with a riveting head (13), and the riveting head (13) is fixedly connected with the rope winding wheel (10);

the transmission device is characterized by further comprising a worm gear speed reducing motor (11), wherein the worm gear speed reducing motor (11) is in driving connection with the transmission shaft (9).

3. The heating device for the embossing machine for the radiation protection film of the 5G mobile phone according to the claim 2 is characterized in that: the heating cover is characterized by comprising a first travel switch (14) and a second travel switch (15) which are used for limiting the swinging travel of the heating cover (8), wherein the first travel switch (14) and the second travel switch (15) are respectively arranged on two sides of the heating cover (8), and the first travel switch (14) and the second travel switch (15) are electrically connected with the worm gear speed reduction motor (11).

4. The heating device for the embossing machine for the radiation protection film of the 5G mobile phone according to the claim 2 is characterized in that: flanges (1001) are respectively formed at two ends of the rope winding wheel (10).

5. The heating device for the embossing machine for the radiation protection film of the 5G mobile phone according to the claim 1, is characterized in that: the heat insulation cotton (804) is made of ceramic fiber heat insulation cotton.