Double-steel-belt calendering mechanism

Abstract

The invention discloses a double-steel-belt calendering mechanism which comprises a plurality of calendering roller sets. The device comprises an upper steel belt, a lower steel belt, an upper cross beam, a lower cross beam, an upper vertical column, a lower vertical column, a base arranged below the lower cross beam, an upper-lower vertical column connecting block detachably connected with the upper vertical column and the lower vertical column, and a lower cross beam-base connecting block detachably connected with the lower cross beam and the base; the calendering roller set comprises an upper roller, a lower roller, an upper roller mounting frame used for mounting the upper roller, a lower roller mounting frame used for mounting the lower roller, and an upper-lower roller mounting frame connecting block detachably connected with the upper roller mounting frame and the lower roller mounting frame, wherein the upper roller and the lower roller are parallel to each other. The upper and lower vertical column connecting blocks and the upper and lower roller mounting frame connecting blocks are dismounted, so that the upper steel belt can be quickly taken down; and the upper-lower vertical column connecting block, the upper-lower roller mounting frame connecting block and the lower cross beam-base connecting block are disassembled, so that the time required for replacing or maintaining the steel belt can be shortened, and the maintenance cost of the steel belt is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of lithium battery production, and in particular to a double steel belt rolling mechanism used in the production process of lithium batteries. Background Art

[0002] In the dry electrode forming process, the double steel belt calendering mechanism is a key process equipment, which is used to calender the material into a membrane, thereby increasing the volume energy density of the battery;

[0003] The double steel belt calendering mechanism in the prior art usually includes two parallel steel belts, which are driven by a motor to run at a certain speed. The two parallel steel belts exert pressure on the material to compact the membrane.

[0004] The steel belt of the double steel belt calendering mechanism is prone to deformation or fatigue due to long-term operation under high pressure, and needs to be replaced or maintained regularly;

[0005] However, since the steel strip has a large gravity and is usually welded and fixed inside the calendering mechanism, disassembly is time-consuming and labor-intensive; when the steel strip needs to be replaced or maintained, the production line will greatly affect production efficiency and increase production costs. Summary of the invention

[0006] In order to overcome the deficiencies of the prior art, the present invention provides a double steel belt calendering mechanism which can be quickly disassembled, reduces the time required for replacing or maintaining the steel belt, and reduces the maintenance cost.

[0007] The technical solution adopted by the present invention to solve its technical problem is:

[0008] A double steel strip calendering mechanism, comprising a plurality of calendering roller groups, an upper steel strip, a lower steel strip, an upper crossbeam, a lower crossbeam, an upper vertical column, a lower vertical column, a base arranged below the lower crossbeam, an upper-lower vertical column connecting block detachably connected to the upper vertical column and the lower vertical column, and a lower crossbeam-base connecting block detachably connected to the lower crossbeam and the base;

[0009] The calendering roller group includes an upper roller and a lower roller parallel to each other, an upper roller mounting frame for mounting the upper roller, a lower roller mounting frame for mounting the lower roller, and an upper-lower roller mounting frame connecting block detachably connected to the upper roller mounting frame and the lower roller mounting frame;

[0010] The upper roller is in rolling contact with the upper steel strip; the lower roller is in rolling contact with the lower steel strip;

[0011] A diaphragm transmission channel is provided between the upper roller mounting frame and the lower roller mounting frame, and between the upper vertical column and the lower vertical column; a lower steel belt diaphragm channel is provided between the lower cross beam and the base;

[0012] The upper-lower roller mounting frame connecting block is detachably connected to the upper roller mounting frame and the lower roller mounting frame;

[0013] The upper crossbeam is arranged above the calendering roller group, and the lower crossbeam is arranged below the calendering roller group; the upper vertical column is arranged perpendicular to the upper crossbeam and the lower crossbeam and is connected to the upper crossbeam; the lower vertical column is arranged perpendicular to the lower crossbeam and the upper crossbeam and is connected to the lower crossbeam.

[0014] The double steel strip calendering mechanism as described above, wherein the upper crossbeam is arranged on both sides of the calendering roller group, and is used to limit the position of the calendering roller group;

[0015] The upper cross beam is detachably connected to the upper vertical column, and the roller mounting frame is detachably connected to the lower cross beam.

[0016] The double steel strip rolling mechanism as described above, wherein the upper roller mounting frame comprises an upper mounting frame column arranged parallel to the upper vertical column, an upper open slide rail arranged parallel to the axial direction of the upper roller, an upper roller mounting plate arranged at both ends of the upper roller, and an upper roller support plate arranged along the axial direction of the upper roller;

[0017] The upper open slide rail is vertically connected to the upper mounting frame column at both ends;

[0018] Both ends of the upper roller are rotatably connected to the upper roller mounting plate;

[0019] The upper roller support plate is arranged above the upper roller, the front and rear ends of the upper roller support plate are fixedly connected to the upper roller mounting plate, and the left and right sides of the upper roller support plate are slidably connected to the upper open slide rail;

[0020] The upper roller mounting plate is detachably connected to the upper mounting frame column.

[0021] The double steel strip rolling mechanism as described above, wherein the lower roller mounting frame comprises a lower mounting frame column arranged parallel to the lower vertical column, a lower open slide rail arranged parallel to the axial direction of the lower roller, and lower roller mounting plates arranged at both ends of the lower roller;

[0022] The head and tail ends of the lower open slide rail are vertically connected to the lower mounting frame column;

[0023] The lower open slide rails are arranged on both sides below the axis of the lower roller;

[0024] Both ends of the lower roller are rotatably connected to the lower roller mounting plate;

[0025] The lower roller mounting plate is detachably connected to the lower mounting frame column;

[0026] The lower rollers are provided on the left and right sides of the lower roller mounting plate, and the lower rollers are slidably arranged on the lower open slide rails.

[0027] The double steel belt calendering mechanism as described above also includes a tensioning roller group, a deviation correction module and a driving roller group, and the tensioning roller group, the deviation correction module, the calendering roller group and the driving roller group are all arranged on the upper and lower sides of the diaphragm transmission channel; the calendering roller group is also provided with a heating module, and the heating module is used to heat the upper steel belt and / or the lower steel belt, and the steel belt heats the material.

[0028] As described above, the double steel strip rolling mechanism, the heating module includes a heater disposed between the upper roller and the lower roller and located above and below the diaphragm transmission channel, respectively, and fixedly connected to the roller mounting frame.

[0029] The double steel strip rolling mechanism as described above, wherein the tensioning roller group comprises a tensioning roller mounting frame provided on the upper vertical column and the lower vertical column, a slider slidably connected to the tensioning roller mounting frame, a tensioning roller fixedly connected to the slider at both ends, and a tensioning oil cylinder;

[0030] The fixed end of the tensioning oil cylinder is arranged on the tensioning roller mounting frame, and the output end of the tensioning oil cylinder is connected to the sliding block. The tensioning oil cylinder can be extended to tension the upper steel belt or the lower steel belt.

[0031] The double steel strip rolling mechanism as described above, a mounting plate is provided between adjacent tension roller mounting frames, and the deviation correction module comprises two electric cylinder mounting frames provided on the mounting plate, an electric cylinder provided on the electric cylinder mounting frames, an adjusting roller frame provided on the upper vertical column and the lower vertical column, two adjusting roller sliders slidably provided on the adjusting roller frame, and adjusting rollers whose two ends are rotatably connected to the adjusting roller sliders;

[0032] Each of the adjusting roller sliders is arranged on the output end of each of the electric cylinders in a one-to-one correspondence;

[0033] The adjusting roller is in rolling contact with the steel belt.

[0034] As described above, the double steel strip rolling mechanism, the heating module includes a heater disposed between the upper roller and the lower roller and located above and below the diaphragm transmission channel, respectively, and fixedly connected to the roller mounting frame.

[0035] As described above, in the double steel belt calendering mechanism, a roller scraper and a steel belt scraper are rotatably provided on the roller mounting frame.

[0036] The double steel strip rolling mechanism as described above, wherein one side of the upper roller mounting frame is fixedly connected to one side of the lower roller mounting frame, and the other side of the upper roller mounting frame is detachably connected to the lower roller mounting frame via the upper-lower roller mounting frame connecting block;

[0037] The driving roller group is fixedly arranged on one side of the upper roller mounting frame and the lower roller mounting frame, and the driving roller group is arranged away from the upper-lower roller mounting frame connecting block.

[0038] The beneficial effects of the present invention are:

[0039] By providing an upper-lower vertical column connecting block detachably connected to the upper vertical column and the lower vertical column, an upper-lower roller mounting frame connecting block detachably connected to the upper roller mounting frame and the lower roller mounting frame, and a lower crossbeam-base connecting block detachably connected to the lower crossbeam and the base; when the upper steel strip needs to be repaired, the upper-lower vertical column connecting block and the upper-lower roller mounting frame connecting block are removed, and the upper steel strip can be quickly removed; when the lower steel strip needs to be repaired, the upper-lower vertical column connecting block, the upper-lower roller mounting frame connecting block and the lower crossbeam-base connecting block are removed, and the lower steel strip can be quickly removed, which can reduce the time required for replacing or maintaining the steel strip and reduce the protection cost of the steel strip. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0041] Figure 1 It is an overall schematic diagram of the double steel belt calendering mechanism in the present invention;

[0042] Figure 2 is along Figure 2 Sectional view along line AA;

[0043] Figure 3 yes Figure 3 A magnified view of the structure of the middle A part;

[0044] Figure 4 It is a schematic diagram of the structure of one of the calendering roller groups;

[0045] Figure 5 It is a structural diagram of the correction module;

[0046] Description of reference numerals:

[0047] 2. Double steel strip calendering mechanism; 2-1. Tensioning roller group; 2-2. Correction module; 2-3. Calendering roller group; 2-31. Roller; 2-4. Driving roller group; 2-5. Steel strip; 2-6. Heating module; 21. Upper crossbeam; 22. Lower crossbeam; 23. Vertical column; 231. Upper vertical column; 2311. Roller; 2312. Electric cylinder mounting frame; 2313. Electric cylinder; 2314. Adjusting roller frame; 2315. Adjusting roller slider; 2316. Adjusting roller; 232. Lower vertical column; 233. Upper-lower vertical column connecting block; 24. Base; 241. Transport trough; 242. Lower crossbeam-base connecting block; 25. Upper roller; 251. Upper steel strip; 26. Lower roller; 261. Lower steel strip; 27. Roller mounting frame; 271 , roller scraper; 272, steel strip scraper; 273, roller mounting wall plate; 275, upper roller mounting frame; 2751, upper mounting frame column; 2752, upper open slide rail; 2753, upper roller mounting plate; 2754, upper roller support plate; 27531, upper pulley; 2755, upper baffle; 276, lower roller mounting frame; 2761, lower mounting frame column; 2762, lower open slide rail; 2763, lower roller mounting plate; 2764, lower pulley; 2765, lower baffle; 278, upper-lower roller mounting frame connecting block; 28, heater; 291, cylinder; 292, pressure sensor; 200, mounting plate; 201, tensioning roller mounting frame; 202, slider; 203, tensioning roller; 204, tensioning cylinder. DETAILED DESCRIPTION

[0048] The following will clearly and completely describe the concept, specific structure and technical effects of the present invention in combination with the embodiments and drawings, so as to fully understand the purpose, characteristics and effects of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, other embodiments obtained by technicians in this field without creative work are all within the scope of protection of the present invention. In addition, all the connection / connection relationships involved in the patent do not refer to the direct connection of components, but refer to the formation of a better connection structure by adding or reducing connection accessories according to the specific implementation situation. The various technical features in the present invention can be combined interchangeably without conflicting with each other.

[0049] Reference Figure 1-Figure 5 The present invention provides a double steel belt calendering mechanism, wherein the double steel belt calendering mechanism 2 is used to calender the extruded material into a film;

[0050] A diaphragm transmission channel is arranged inside the double steel belt calendering mechanism 2, and a tensioning roller group 2-1, a deviation correction module 2-2, a calendering roller group 2-3 and a driving roller group 2-4 are arranged on the upper and lower sides of the diaphragm transmission channel. The tensioning roller group 2-1, the deviation correction module 2-2 and the calendering roller group 2-3 are arranged in sequence along the transmission direction of the diaphragm, and the driving roller group 2-4 is adjacent to the calendering roller group 2-3 and is arranged on one side of the diaphragm transmission channel.

[0051] The tensioning roller group 2-1 includes a tensioning roller 203, the calendering roller group 2-3 includes a rolling roller 2-31, and the correcting module group 2-2 includes a correcting and adjusting roller 2316; the tensioning roller 203, the rolling roller 2-31 and the adjusting roller 2316 are all in rolling contact with the steel belt 2-5; the function of the tensioning roller group 203 is to tighten the steel belt 2-5 to ensure the straightness of the steel belt surface; the function of the correcting module 2-2 is to prevent the steel belt 2-5 from running off after being straightened, and the steel belt 2-5 can be corrected and kept in the middle of the rolling roller 2-31; the calendering roller group 2-3 applies pressure above the steel belt 2-5 to solve the problem of only applying pressure on the busbar between the rollers, so that the pressure on the steel belt is changed from the steel belt pressing the material to the surface pressure; the driving roller group 2-4 can move at a differential speed, which can further thin the diaphragm and ensure a certain toughness and strength. The double steel belt rolling mechanism 2 also includes a heating module 2-6, and the heating module 2-6 is used to heat the steel belt 2-5, and the steel belt 2-5 then heats the material.

[0052] The calendering roller group 2-3 also includes a roller mounting frame 27; the rolling roller 2-31 includes an upper rolling roller 25 and a lower rolling roller 26 which are parallel to each other, and the upper rolling roller 25 and the lower rolling roller 26 are both mounted on the rolling roller mounting frame 27; the steel strip 2-5 includes an upper steel strip 251 and a lower steel strip 261;

[0053] The upper roller 25 and the lower roller 26 are both rotatably mounted on the roller mounting frame 27; the diaphragm transmission channel is disposed between the upper roller 25 and the lower roller 26;

[0054] Each of the upper rollers 25 is in rolling contact with the upper steel strip 251;

[0055] Each of the lower rollers 26 is in rolling contact with the lower steel strip 261;

[0056] The roller mounting frame 27 is rotatably provided with a roller scraper 271 and a steel belt scraper 272 .

[0057] The roller scraper 271 is used to scrape off excess material on the upper roller 25 or the lower roller 26 , and the steel belt scraper 272 is used to scrape off excess material on the upper steel belt 251 or the lower steel belt 261 .

[0058] The roller mounting frame 27 includes an upper roller mounting frame 275 and a lower roller mounting frame 276; the upper roller mounting frame 275 is arranged above the lower roller mounting frame 276; one side of the upper roller mounting frame 275 is fixedly connected to one side of the lower roller mounting frame 276, and the other side of the upper roller mounting frame 275 and the lower roller mounting frame 276 are detachably connected through an upper-lower roller mounting frame connecting block 278;

[0059] The driving roller group 2 - 4 is fixedly arranged on one side of the upper roller mounting frame 275 and the lower roller mounting frame 276 , and the driving roller group 2 - 4 is arranged away from the upper-lower roller mounting frame connecting block 278 .

[0060] The advantage of only one side of the upper roller mounting frame 275 and the lower roller mounting frame 276 being detachable is that when the steel strip 2-5 is removed, the upper-lower roller mounting frame connecting block 278 is taken out from between the upper roller mounting frame 275 and the lower roller mounting frame 276, and the steel strip 2-5 in the calendering roller group 2-3 can be taken out from the vacant position of the upper-lower roller mounting frame connecting block 278. The fixed connection part of the upper roller mounting frame 275 and the lower roller mounting frame 276 can serve as a stable support, making the operation of removing the steel strip 2-5 more convenient and safe.

[0061] The driving roller group 2-4 is fixedly arranged on one side of the upper roller mounting frame 275 and the lower roller mounting frame 276, which can increase the stability of the fixed connection part between the upper roller mounting frame 275 and the lower roller mounting frame 276, and can reduce the impact on the calendering roller group 2-3 caused by the disassembly of the steel strip 2-5 for maintenance or replacement.

[0062] The diaphragm transmission channel is provided between the upper roller mounting frame 275 and the lower roller mounting frame 276;

[0063] The double steel strip rolling mechanism 2 also includes an upper crossbeam 21, a lower crossbeam 22, an upper vertical column 231, a lower vertical column 232 and an upper-lower vertical column connecting block 233;

[0064] The upper crossbeam 21 is arranged above the calendering roller group, and the lower crossbeam 22 is arranged below the calendering roller group; the upper vertical column 231 is arranged perpendicular to the upper crossbeam 21 and the lower crossbeam 22 and is connected to the upper crossbeam 21; the lower vertical column 232 is arranged perpendicular to the lower crossbeam 22 and the upper crossbeam 21 and is connected to the lower crossbeam 22; the upper-lower vertical column connecting block 233 is detachably arranged between the upper vertical column 231 and the lower vertical column 232;

[0065] The diaphragm transmission channel is provided between the upper vertical column 231 and the lower vertical column 232;

[0066] By removing the upper-lower vertical column connecting block 233 and the upper-lower roller mounting frame connecting block 278, the upper steel belt 251 can be removed for easy maintenance.

[0067] A base 24 is provided below the lower cross beam 22, and a transporting slot 241 is provided on the base 24. The transporting slot 241 can be used as a forklift position or a hoisting position to facilitate the movement of the double steel strip calendering mechanism 2.

[0068] A lower steel belt film-forming passage is provided between the lower crossbeam 22 and the base 24; a lower crossbeam-base connecting block 242 is provided between the lower crossbeam 22 and the base 24, and the lower crossbeam-base connecting block 242 is detachably connected to the lower crossbeam 22 and the base 24;

[0069] By removing the lower cross beam-base connection block 242, the upper-lower vertical column connection block 233 and the upper-lower roller mounting frame connection block 278, the lower steel belt 261 can be removed for easy maintenance and replacement.

[0070] The upper crossbeam 21 is arranged on both sides of the calendering roller group, and is used to limit the position of the calendering roller group;

[0071] The upper cross beam 21 is detachably connected to the upper vertical column 231, and the roller mounting frame 27 is detachably connected to the lower cross beam 22;

[0072] After removing the upper steel belt 251 and the lower steel belt 261, the upper-lower roller mounting frame connecting block 278 is reset, and then the upper crossbeam 21 is removed, and the calendering roller group can be taken out at one time, so as to facilitate the maintenance and replacement of the calendering roller group;

[0073] Specifically, the upper roller mounting frame 275 includes an upper mounting frame column 2751 arranged parallel to the upper vertical column 231, an upper open slide rail 2752 arranged parallel to the axial direction of the upper roller 25, an upper roller mounting plate 2753 arranged at both ends of the upper roller 25, and an upper roller support plate 2754 arranged along the axial direction of the upper roller 25;

[0074] The upper open rail 2752 is vertically connected to the upper mounting column 2751 at both ends;

[0075] Both ends of the upper roller 25 are rotatably connected to the upper roller mounting plate 2753;

[0076] The upper roller support plate 2754 is arranged above the upper roller 25, the front and rear ends of the upper roller support plate 2754 are fixedly connected to the upper roller mounting plate 2753, and the left and right sides of the upper roller support plate 2754 are slidably connected to the upper open slide rail 2752;

[0077] The upper roller mounting plate 2753 is detachably connected to the upper mounting frame column 2751 .

[0078] Specifically, upper pulleys 27531 are provided on both sides of the upper roller mounting plate 2753;

[0079] The connection between the upper roller mounting plate 2753 and the upper mounting frame column 2751 is released, and the upper roller mounting plate 2753 is pulled axially along the upper roller 25, which can drive the upper pulley 27531 to slide on the upper open slide rail 2752, so as to pull the upper roller 25 out of the upper roller mounting frame 275, so as to maintain, repair or replace the upper roller 25.

[0080] The upper roller mounting frame 275 further includes an upper baffle plate 2755 , one end of which is detachably connected to the upper mounting frame column 2751 , and the other end of the upper baffle plate 2755 is suspended to limit the upper roller mounting plate 2753 .

[0081] Specifically, the lower roller mounting frame 276 includes a lower mounting frame column 2761 arranged parallel to the lower vertical column 232, a lower open slide rail 2762 arranged parallel to the axial direction of the lower roller 26, and a lower roller mounting plate 2763 arranged at both ends of the lower roller 26;

[0082] The lower open rail 2762 is vertically connected to the lower mounting column 2761 at both ends;

[0083] The lower open slide rails 2762 are arranged on both sides below the axis of the lower roller 26;

[0084] Both ends of the lower roller 26 are rotatably connected to the lower roller mounting plate 2763;

[0085] The lower roller mounting plate 2763 is detachably connected to the lower mounting frame column 2761;

[0086] The lower roller mounting plate 2763 has lower pulleys 2764 on the left and right sides, and the lower pulleys 2764 are slidably disposed on the lower open slide rail 2762;

[0087] The connection between the lower roller mounting plate 2763 and the lower mounting frame column 2761 is released, and the lower roller mounting plate 2763 is pulled axially along the lower roller 26, so that the lower pulley 2764 can slide along the lower open slide rail 2762 to pull the lower roller 26 out of the lower roller mounting frame 276 so as to perform maintenance, repair or replacement work on the lower roller 26.

[0088] More specifically, the lower roller mounting frame 276 further includes a lower baffle plate 2765 , one end of which is detachably connected to the lower mounting frame column 2761 , and the other end of the lower baffle plate 2765 is suspended to limit the lower roller mounting plate 2763 .

[0089] The heating module 2-6 includes a heater 28, which is disposed between the upper roller 25 and the lower roller 26 and is located above and below the diaphragm transmission channel. Specifically, the heater 28 is an infrared heater, which is used to heat the upper steel belt 251 and the lower steel belt 261. After being heated, the upper steel belt 251 and the lower steel belt 261 transfer heat to the material, heat the material, keep the diaphragm at a high temperature, so that the adhesive in the material can be fully activated, easy to form a film, and prevent the diaphragm from breaking or cracking.

[0090] The heating module 2-6 also includes an oil cylinder 291, a pressure sensor 292, a programmable logic controller, a servo valve for controlling the liquid output of the oil cylinder 291, and oil heating channels are provided in the upper roller 25 and the lower roller 26.

[0091] When in use, first set a set value for the output pressure of the oil cylinder, detect the output pressure of the oil cylinder 291 through the pressure sensor 292 and feed it back to the programmable logic controller, compare it with the set value, and then adjust the output pressure of the hydraulic pump by controlling the servo valve in the hydraulic station according to the comparison result, and then adjust the output pressure of the oil cylinder, and perform closed-loop control on the output pressure.

[0092] The rollers are heated by an oil temperature machine to heat the heat transfer oil, which is then transported through oil pipes to the heating channels inside the rollers to heat the rollers.

[0093] The tensioning roller assembly includes a tensioning roller mounting frame 201 disposed on the upper vertical column 231 and / or the lower vertical column 232, a slider 202 slidably connected to the tensioning roller mounting frame 201, a tensioning roller 203 fixedly connected to the slider 202 at both ends, and a tensioning oil cylinder 204;

[0094] The fixed end of the tensioning cylinder 204 is arranged on the tensioning roller mounting frame 201 , and the output end of the tensioning cylinder 204 is connected to the slider 202 . The tensioning cylinder 204 can be extended to tension the upper steel belt 251 or the lower steel belt 261 .

[0095] Specifically, the tensioning roller mounting frame 201 is detachably connected to the upper vertical column 231 and / or the lower vertical column 232, so the height of the diaphragm transmission channel can be adjusted and the thickness of the diaphragm can be controlled by adjusting the position of the tensioning roller mounting frame 201.

[0096] A mounting plate 200 is provided between adjacent tension roller mounting frames 201, and the deviation correction module comprises two electric cylinder mounting frames 2312 provided on the mounting plate 200, an electric cylinder 2313 provided on the electric cylinder mounting frames 2312, an adjusting roller frame 2314 provided on the upper vertical column 231 and the lower vertical column 232, two adjusting roller sliders 2315 slidably provided on the adjusting roller frame 2314, and an adjusting roller 2316 whose two ends are rotatably connected to the adjusting roller sliders 2315;

[0097] Each of the adjusting roller sliders 2315 is disposed on the output end of each of the electric cylinders 2313 in a one-to-one correspondence;

[0098] The adjusting roller 2316 is in rolling contact with the steel belt;

[0099] When the tension on both sides of the steel strip is inconsistent, the electric cylinder 2313 drives the adjusting roller slider 2315 to change the height position, so that the tension on both sides of the steel strip is consistent, thereby ensuring that the steel strip always remains in the center position of the roller.

[0100] The above-mentioned detachable connection method can be any quick-release connection method such as threaded connection, clamp connection, pin connection, etc.

[0101] The above is a specific description of the preferred implementation of the present invention, but the invention is not limited to the embodiments. Those skilled in the art can make various equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications or substitutions are all included in the scope defined by the claims of this application.

Claims

1. A double steel belt calendering mechanism, characterized in that: It includes a plurality of calendering roller groups, an upper steel belt, a lower steel belt, an upper crossbeam, a lower crossbeam, an upper vertical column, a lower vertical column, a base arranged below the lower crossbeam, an upper-lower vertical column connecting block detachably connected to the upper vertical column and the lower vertical column, and a lower crossbeam-base connecting block detachably connected to the lower crossbeam and the base; The calendering roller group includes an upper roller and a lower roller parallel to each other, an upper roller mounting frame for mounting the upper roller, a lower roller mounting frame for mounting the lower roller, and an upper-lower roller mounting frame connecting block detachably connected to the upper roller mounting frame and the lower roller mounting frame; The upper roller is in rolling contact with the upper steel strip; the lower roller is in rolling contact with the lower steel strip; A diaphragm transmission channel is provided between the upper roller mounting frame and the lower roller mounting frame, and between the upper vertical column and the lower vertical column; a lower steel belt diaphragm channel is provided between the lower cross beam and the base; The upper-lower roller mounting frame connecting block is detachably connected to the upper roller mounting frame and the lower roller mounting frame; The upper crossbeam is arranged above the calendering roller group, and the lower crossbeam is arranged below the calendering roller group; the upper vertical column is arranged perpendicular to the upper crossbeam and the lower crossbeam and is connected to the upper crossbeam; the lower vertical column is arranged perpendicular to the lower crossbeam and the upper crossbeam and is connected to the lower crossbeam.

2. The double steel belt calendering mechanism according to claim 1, characterized in that: The upper crossbeam is arranged on both sides of the calendering roller group, and is used to limit the position of the calendering roller group; The upper cross beam is detachably connected to the upper vertical column, and the roller mounting frame is detachably connected to the lower cross beam.

3. The double steel belt calendering mechanism according to claim 1, characterized in that: The upper roller mounting frame includes an upper mounting frame column arranged parallel to the upper vertical column, an upper open slide rail arranged parallel to the axial direction of the upper roller, an upper roller mounting plate arranged at both ends of the upper roller, and an upper roller support plate arranged along the axial direction of the upper roller; The upper open slide rail is vertically connected to the upper mounting frame column at both ends; Both ends of the upper roller are rotatably connected to the upper roller mounting plate; The upper roller support plate is arranged above the upper roller, the front and rear ends of the upper roller support plate are fixedly connected to the upper roller mounting plate, and the left and right sides of the upper roller support plate are slidably connected to the upper open slide rail; The upper roller mounting plate is detachably connected to the upper mounting frame column.

4. The double steel belt calendering mechanism according to claim 1, characterized in that: The lower roller mounting frame comprises a lower mounting frame column arranged parallel to the lower vertical column, a lower open slide rail arranged parallel to the axial direction of the lower roller, and lower roller mounting plates arranged at both ends of the lower roller; The head and tail ends of the lower open slide rail are vertically connected to the lower mounting frame column; The lower open slide rails are arranged on both sides below the axis of the lower roller; Both ends of the lower roller are rotatably connected to the lower roller mounting plate; The lower roller mounting plate is detachably connected to the lower mounting frame column; The lower rollers are provided on the left and right sides of the lower roller mounting plate, and the lower rollers are slidably arranged on the lower open slide rails.

5. The double steel belt calendering mechanism according to claim 1, characterized in that: It also includes a tensioning roller group, a correction module and a driving roller group, wherein the tensioning roller group, the correction module, the calendering roller group and the driving roller group are all arranged on the upper and lower sides of the diaphragm transmission channel; the calendering roller group is also provided with a heating module, and the heating module is used to heat the upper steel belt and / or the lower steel belt, and the steel belt heats the material.

6. The double steel belt calendering mechanism according to claim 5, characterized in that: The heating module includes heaters disposed between the upper roller and the lower roller and located above and below the diaphragm transmission channel, respectively, and fixedly connected to the roller mounting frame.

7. The double steel belt calendering mechanism according to claim 6, characterized in that: The tension roller group includes a tension roller mounting frame arranged on the upper vertical column and the lower vertical column, a slider slidably connected to the tension roller mounting frame, a tension roller fixedly connected to the slider at both ends, and a tension oil cylinder; The fixed end of the tensioning oil cylinder is arranged on the tensioning roller mounting frame, and the output end of the tensioning oil cylinder is connected to the sliding block. The tensioning oil cylinder can be extended to tension the upper steel belt or the lower steel belt.

8. The double steel belt calendering mechanism according to claim 7, characterized in that: A mounting plate is provided between adjacent tension roller mounting frames, and the deviation correction module comprises two electric cylinder mounting frames provided on the mounting plate, an electric cylinder provided on the electric cylinder mounting frames, an adjusting roller frame provided on the upper vertical column and the lower vertical column, two adjusting roller sliders slidably provided on the adjusting roller frame, and adjusting rollers whose two ends are rotatably connected to the adjusting roller sliders; Each of the adjusting roller sliders is arranged on the output end of each of the electric cylinders in a one-to-one correspondence; The adjusting roller is in rolling contact with the steel belt.

9. The double steel belt calendering mechanism according to claim 5, characterized in that: The heating module includes heaters disposed between the upper roller and the lower roller and located above and below the diaphragm transmission channel, respectively, and fixedly connected to the roller mounting frame.

10. The double steel belt calendering mechanism according to claim 1, characterized in that: A roller scraper and a steel belt scraper are rotatably arranged on the roller mounting frame.

11. The double steel belt calendering mechanism according to claim 5, characterized in that: One side of the upper roller mounting frame is fixedly connected to one side of the lower roller mounting frame, and the other side of the upper roller mounting frame and the lower roller mounting frame are detachably connected via the upper-lower roller mounting frame connecting block; The driving roller group is fixedly arranged on one side of the upper roller mounting frame and the lower roller mounting frame, and the driving roller group is arranged away from the upper-lower roller mounting frame connecting block.

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