Water-cooling type electromagnetic heating roller

Abstract

The utility model relates to the technical field of electromagnetic heating rollers, and discloses a water cooling type electromagnetic heating roller which comprises a heating device, an adjusting mechanism, a motor and a support. The heating device comprises two flange covers, and shaft sleeves are fixedly arranged on the sides, away from each other, of the two flange covers; a water inlet is fixedly formed in the circle center of the interior of one of the two flange covers, a water outlet is fixedly formed in the circle center of the interior of the other flange cover, a heat dissipation finned tube is fixedly connected between the water inlet and the water outlet, and a sealing shell is fixedly arranged on the periphery of the heat dissipation finned tube; a coil barrel is connected between the two flange covers, and an electromagnetic coil is fixedly arranged on the periphery of the coil barrel. In the utility model, when the device is used, heat is absorbed by the radiating finned tubes, and then cooling liquid is filled into the radiating finned tubes, so that the cooling liquid passes through the spiral grooves around the radiating finned tubes, the heat is taken away, the internal temperature is reduced, and the long-time operation of the heating roller is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic heating rollers, in particular to a water-cooled electromagnetic heating roller. Background Art

[0002] The electromagnetic heating roller uses the eddy current effect and hysteresis effect of electromagnetic induction to make the roller body heat itself, and makes the temperature of the working area of the roller surface uniform through temperature equalization, and exchanges heat with the processed material indirectly or directly. The temperature is supplemented by a closed loop. When the electromagnetic heating roller is running, the internal electromagnetic coil is energized to generate heat, and then the heat is transferred to the surface of the outer roller barrel, and the processed material is heated through the outer roller barrel.

[0003] In the prior art, when the electromagnetic coil is operating, the internal temperature is higher than the external temperature. Prolonged exposure to high temperatures can reduce the heating efficiency of the electromagnetic coil inside the outer roller barrel, damage components within the electromagnetic heating roller, and prevent sustained operation. Therefore, the present application provides a water-cooled electromagnetic heating roller to address the issues raised in the aforementioned background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a water-cooled electromagnetic heating roller. When in use, the device can take away the heat generated by the electromagnetic coil during operation through the heat dissipation fin tube, thereby avoiding the electromagnetic coil from overheating and allowing the electromagnetic coil to maintain long-term operation.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a water-cooled electromagnetic heating roller, comprising a heating device, an adjustment mechanism, a motor, and a bracket, characterized in that: the heating device comprises two flange covers, each of the two flange covers being fixedly provided with a shaft sleeve on one side away from each other, a water inlet being fixedly provided at the inner center of one of the two flange covers, and a water outlet being fixedly provided at the inner circle of the other of the two flange covers;

[0006] A heat dissipation fin tube is fixedly connected between the water inlet and the water outlet, a sealing shell is fixedly arranged around the heat dissipation fin tube, a coil barrel is connected between the two flange covers, an electromagnetic coil is fixedly arranged around the coil barrel, bearings are fixedly arranged on opposite sides of the two flange covers, and outer roller barrels are fixedly arranged around the two bearings, and the adjustment mechanism includes a shell, two support columns and two screws;

[0007] Furthermore, a transmission shaft is rotatably provided inside the housing, the two screws are rotatably provided at the upper end of the housing, a first bevel gear is fixedly provided at the lower end of the two screws, two second bevel gears are fixedly provided around the transmission shaft, and the two first bevel gears are respectively engaged with the two second bevel gears;

[0008] Furthermore, the upper ends of the two support columns are fixedly provided with lower fixing fixtures, and the upper ends of the two lower fixing fixtures are rotatably provided with upper fixing fixtures;

[0009] Furthermore, the motor is fixedly arranged at one end of the transmission shaft, and the motor is fixedly arranged inside the bracket;

[0010] Furthermore, two protrusions are fixedly provided around the two shaft sleeves, and the distance between the four protrusions is equal to the width of the upper fixing fixture and the lower fixing fixture;

[0011] Furthermore, a fixing plate is fixedly provided on one side of the two lower fixing fixtures and the two upper fixing fixtures, and the four fixing plates are fixed together in pairs by bolts;

[0012] Furthermore, the inner lower ends of the two support columns are threadedly sleeved around the screw rod, and a plurality of grooves are formed around the support columns;

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model proposes a water-cooled electromagnetic heating roller. When the device is in use, heat dissipation liquid is poured into the water inlet. After the heat dissipation liquid enters the interior of the heating device from the water inlet, it can move along the spiral fins around the heat dissipation fin tube and be discharged after reaching the water outlet, taking away the heat inside the device, reducing the internal temperature, and allowing the electromagnetic coil to maintain long-term operation without excessive heating.

[0015] 2. The utility model proposes a water-cooled electromagnetic heating roller. When in use, the transmission shaft is driven by the motor to rotate, and the transmission shaft drives the two No. 2 bevel gears to rotate. The two No. 2 bevel gears drive the screw to rotate through the two No. 1 bevel gears, and the screw drives the support column to move up and down. The height of the heating device can be adjusted, which is convenient for users to adjust according to usage requirements and better meet usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an axonometric diagram of the present utility model;

[0017] Figure 2 It is a cross-sectional schematic diagram of the heating device of the present invention;

[0018] Figure 3 This is an explosion diagram of the utility model;

[0019] Figure 4 This is an axonometric diagram of the internal structure of the present invention;

[0020] Figure 5 For the utility model Figure 4 A magnified schematic diagram of .

[0021] Legend:

[0022] 1. Heating device; 2. Adjustment mechanism; 3. Motor; 4. Bracket; 101. Outer roller barrel; 102. Coil barrel; 103. Flange cover; 104. Bump; 105. Water inlet; 106. Bushing; 107. Bearing; 108. Electromagnetic coil; 109. Heat dissipation fin tube; 110. Water outlet; 201. Support column; 202. Housing; 203. Upper fixing fixture; 204. Lower fixing fixture; 205. Screw; 206. Bevel gear No. 1; 207. Bevel gear No. 2; 208. Drive shaft; 209. Bolt; 210. Fixing plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Reference Figure 1 and Figure 2 The utility model provides a water-cooled electromagnetic heating roller, comprising a heating device 1, an adjustment mechanism 2, a motor 3 and a bracket 4. The heating device 1 comprises two flange covers 103, each of which is fixedly provided with a shaft sleeve 106 on one side of the two flange covers 103 away from each other. A water inlet 105 is fixedly provided at the inner center of one of the two flange covers 103, and a water outlet 110 is fixedly provided at the inner circle of the other flange covers 103.

[0025] The shaft sleeve 106 facilitates the installation of the heating device 1 on the upper end of the regulating mechanism 2; the two flange covers 103 facilitate the wrapping of the two ends of the heating device 1 to prevent the internal parts from being exposed; the water inlet 105 facilitates the entry of coolant; the water outlet 110 facilitates the discharge of the coolant that has absorbed heat, taking away the heat and lowering the temperature.

[0026] A heat dissipation fin tube 109 is fixedly connected between the water inlet 105 and the water outlet 110, and a sealing shell is fixedly arranged around the heat dissipation fin tube 109. A coil barrel 102 is connected between the two flange covers 103, and an electromagnetic coil 108 is fixedly arranged around the coil barrel 102. Bearings 107 are fixedly arranged on opposite sides of the two flange covers 103, and outer roller barrels 101 are fixedly arranged around the two bearings 107. The adjustment mechanism 2 includes an outer shell 202, two support columns 201 and two screws 205. Two protrusions 104 are fixedly arranged around the two sleeves 106, and the distance between the four protrusions 104 is equal to the width of the upper fixing clamp 203 and the lower fixing clamp 204.

[0027] The heat dissipation fin tube 109 is conducive to absorbing the heat of the electromagnetic coil 108, and the heat is taken away by the coolant to reduce the temperature; the electromagnetic coil 108 is convenient to be installed through the coil barrel 102; the electromagnetic coil 108 is convenient to dissipate heat and heat the outer roller barrel 101; the bearing 107 is convenient to make the outer roller barrel 101 rotatable; after the adjustment mechanism 2 fixes the heating device 1, the two protrusions 104 of the heating device 1 are clamped on both sides of the upper fixing clamp 203 and the lower fixing clamp 204 to prevent the heating device 1 from shaking

[0028] Reference Figure 1 、 Figure 3 、 Figure 4 and Figure 5 , a transmission shaft 208 is rotatably provided inside the shell 202, two screws 205 are rotatably provided at the upper end of the interior of the shell 202, and the lower ends of the two screws 205 are fixedly provided with a No. 1 bevel gear 206, and two No. 2 bevel gears 207 are fixedly provided around the transmission shaft 208. The two No. 1 bevel gears 206 are respectively engaged with the two No. 2 bevel gears 207, and the upper ends of the two support columns 201 are fixedly provided with a lower fixing fixture 204, and the upper ends of the two lower fixing fixtures 204 are rotatably provided with an upper fixing fixture 203. The motor 3 is fixedly provided at one end of the transmission shaft 208, and the motor 3 is fixedly provided inside the bracket 4. A fixing plate 210 is fixedly provided on one side of the two lower fixing fixtures 204 and the two upper fixing fixtures 203. The four fixing plates 210 are fixed together in pairs by bolts 209. The lower ends of the inner parts of the two support columns 201 are threadedly sleeved around the screw 205, and a plurality of grooves are provided around the support column 201.

[0029] Through the transmission shaft 208, the motor 3 is conducive to driving the two second bevel gears 207 to rotate at the same time; through the screw 205, it is conducive to driving the support column 201 to move up and down to adjust the height of the heating device 1; through the first bevel gear 206, it is conducive to driving the screw 205 to rotate; through the second bevel gear 207, it is conducive to driving the first bevel gear 206 to rotate; through the upper fixing clamp 203 and the lower fixing clamp 204, it is conducive to fixing the heating device 1; through the bolts 209, the two fixing plates 210 are fixed together, which is conducive to fixing the upper fixing clamp 203 and the lower fixing clamp 204 together.

[0030] Working principle: When the device is in use, the coolant enters the interior of the heating device 1 from the water inlet 105, then moves along the spiral pattern of the heat dissipating fin tube 109, and finally comes out from the water outlet 110. In this process, the heat generated by the electromagnetic coil 108 is taken away to prevent the electromagnetic coil 108 from being overheated, so that it can maintain long-term operation. In addition, the transmission shaft 208 is driven to rotate by the motor 3, and the transmission shaft 208 drives the two second bevel gears 207 to rotate. The two second bevel gears 207 respectively drive the two first bevel gears 206 to rotate, and the two first bevel gears 206 respectively drive the two screws 20 5 rotates, and the two screw rods 205 respectively drive the two support columns 201 to rise and fall, thereby adjusting the height of the heating device 1 to meet different usage requirements. Since there are two support columns 201, there is no need to set an additional limit device to prevent the support columns 201 from rotating with the screw rods 205. When installing the heating device 1, it is only necessary to place the shaft sleeves 106 at both ends of the heating device 1 in the upper fixing clamp 203 and the lower fixing clamp 204 respectively, so that the two protrusions 104 are aligned with the upper fixing clamp 203 and the lower fixing clamp 204, and then use the bolts 209 to fix the two fixing plates 210 together to complete the fixation.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A water-cooled electromagnetic heating roller, comprising a heating device (1), an adjustment mechanism (2), a motor (3) and a bracket (4), characterized in that: The heating device (1) comprises two flange covers (103), a shaft sleeve (106) is fixedly provided on one side of the two flange covers (103) away from each other, a water inlet (105) is fixedly provided at the inner center of one of the two flange covers (103), and a water outlet (110) is fixedly provided at the inner center of the other of the two flange covers (103); A heat dissipation fin tube (109) is fixedly connected between the water inlet (105) and the water outlet (110), a sealing shell is fixedly arranged around the heat dissipation fin tube (109), a coil barrel (102) is connected between the two flange covers (103), an electromagnetic coil (108) is fixedly arranged around the coil barrel (102), bearings (107) are fixedly arranged on opposite sides of the two flange covers (103), and outer roller barrels (101) are fixedly arranged around the two bearings (107), and the adjustment mechanism (2) comprises a shell (202), two support columns (201) and two screws (205).

2. The water-cooled electromagnetic heating roller according to claim 1, characterized in that: A transmission shaft (208) is rotatably provided inside the housing (202), the two screw rods (205) are rotatably provided at the upper end of the housing (202), a first bevel gear (206) is fixedly provided at the lower end of each of the two screw rods (205), two second bevel gears (207) are fixedly provided around the transmission shaft (208), and the two first bevel gears (206) are respectively engaged with the two second bevel gears (207).

3. The water-cooled electromagnetic heating roller according to claim 1, characterized in that: The upper ends of the two support columns (201) are fixedly provided with lower fixing fixtures (204), and the upper ends of the two lower fixing fixtures (204) are rotatably provided with upper fixing fixtures (203).

4. The water-cooled electromagnetic heating roller according to claim 1, characterized in that: The motor (3) is fixedly arranged at one end of the transmission shaft (208), and the motor (3) is fixedly arranged inside the bracket (4).

5. The water-cooled electromagnetic heating roller according to claim 1, characterized in that: Two protrusions (104) are fixedly provided around the two shaft sleeves (106), and the distance between two of the four protrusions (104) is equal to the width of the upper fixing fixture (203) and the lower fixing fixture (204).

6. The water-cooled electromagnetic heating roller according to claim 1, characterized in that: A fixing plate (210) is fixedly provided on one side of the two lower fixing clamps (204) and the two upper fixing clamps (203), and the four fixing plates (210) are fixed together in pairs by bolts (209).

7. The water-cooled electromagnetic heating roller according to claim 1, characterized in that: The inner lower ends of the two support columns (201) are threadedly sleeved around the screw rod (205), and a plurality of grooves are formed through the periphery of the support columns (201).

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