Welding device for orthogonal fiberboard

Abstract

The utility model relates to the field of fiberboard production and processing equipment, in particular to a welding device for orthogonal fiberboards. The welding device for the orthogonal fiberboard comprises an orthogonal unwinding mechanism and a welding mechanism, wherein the orthogonal unwinding mechanism comprises a first unwinding mechanism and a second unwinding mechanism which are arranged orthogonally; the first unwinding mechanism is configured to convey a fiber belt in a first direction, and the second unwinding mechanism is configured to convey a fiber sheet in a second direction perpendicular to the first direction; the ultrasonic welding mechanism is movably arranged on one side of the fiber sheet and comprises a plurality of welding heads facing the overlapping area of the fiber sheet and the fiber belt; the multiple welding heads are evenly arranged at intervals in the first direction or the second direction. According to the welding device for the orthogonal fiberboards, manual stacking can be replaced, the processing efficiency of the orthogonal fiberboards can be improved, an original hot pressing process is replaced with a welding process, and the processing efficiency of the orthogonal fiberboards is further improved.

Description

Technical Field

[0001] The utility model relates to the field of fiberboard production and processing equipment, in particular to a welding device for orthogonal fiberboards. Background Art

[0002] High-performance fiber "UD" non-woven fabric is made of ultra-high-strength high-modulus aramid and polyethylene fibers as the base material, evenly laid by advanced high-tech equipment, impregnated with high-strength elastomer resin and bonded with film, and then orthogonally laminated. It has excellent properties such as soft touch, low density, abrasion resistance, impact resistance, cutting resistance, and strong toughness. The product is widely used in soft bulletproof vests, lightweight bulletproof helmets, lightweight bulletproof armor plates, stab-proof and cut-proof clothing linings and special public riot control facilities. It is the world's strongest and lightest bulletproof material.

[0003] The Chinese invention patent with publication number CN102234934A discloses a non-woven fabric composite coil and its manufacturing method. The composite coil is composed of two layers of non-woven fabric orthogonally stacked, and then the adhesive is melted by hot pressing to press the two layers of composite material into a whole, and finally a composite material with two layers of non-woven fabric fibers orthogonal to each other at 90 degrees is formed. However, in actual use, the hot pressing time required for the orthogonal stacking of two layers of non-woven fabric by hot pressing is relatively long, resulting in low production efficiency of the composite coil.

[0004] Therefore, this field needs a new technical solution to solve the above problems. Summary of the invention

[0005] In order to improve or solve the technical problem of low processing efficiency of two layers of fiber sheets being orthogonally stacked and processed by hot pressing in the prior art, the utility model provides a welding device for an orthogonal fiberboard. The welding device for an orthogonal fiberboard comprises: an orthogonal unwinding mechanism, which comprises a first unwinding mechanism and a second unwinding mechanism arranged orthogonally; the first unwinding mechanism is configured to convey the fiber band along a first direction, and the second unwinding mechanism is configured to convey the fiber sheet along a second direction perpendicular to the first direction; an ultrasonic welding mechanism, which is movably arranged on one side of the fiber sheet and comprises a plurality of welding heads facing the overlapping area of ​​the fiber sheet and the fiber band; the plurality of welding heads are spaced and evenly arranged along the first direction or the second direction.

[0006] Furthermore, the plurality of welding heads are arranged side by side along the first direction; the ultrasonic welding mechanism also includes a welding frame for mounting the welding heads, a sliding track matched with the welding frame and extending along the second direction, a ball screw connected to the welding frame and extending along the second direction, and a driving motor for driving the ball screw to rotate.

[0007] Furthermore, the first unwinding mechanism includes a front traction assembly for pulling the fiber band, the front traction assembly includes a front sheeting rubber roller, a front traction rubber roller arranged opposite to the front sheeting rubber roller, a front traction motor driving the front traction rubber roller to rotate, and a front clamping cylinder for adjusting the distance between the front sheeting rubber roller and the front traction rubber roller.

[0008] Furthermore, the first unwinding mechanism also includes a rear traction assembly arranged opposite to the front traction assembly in the first direction, and the rear traction assembly includes a rear sheeting rubber roller, a rear traction rubber roller arranged opposite to the rear sheeting rubber roller, a rear traction motor driving the rear traction rubber roller to rotate, and a rear clamping cylinder adjusting the distance between the rear sheeting rubber roller and the rear traction rubber roller.

[0009] Furthermore, the second unwinding mechanism includes a suction cup pull-tab assembly for pulling the fiber sheet; the suction cup pull-tab assembly includes a guide rail extending along the second direction, and a left pull-tab assembly and a right pull-tab assembly matching the guide rail.

[0010] Furthermore, the left pull tab assembly includes a left pull tab bracket that matches the guide rail and extends along the first direction, a left pull tab suction cup installed on the left pull tab bracket, a left pull tab motor that drives the left pull tab bracket to move along the guide rail, and a left pull tab cylinder that drives the left pull tab suction cup to move closer to or away from the fiber sheet.

[0011] Furthermore, the second unwinding mechanism also includes a right traction assembly arranged on one side of the suction cup pull tab assembly; the right traction assembly includes a right sheet-pressing rubber roller, a right sheet-feeding rubber roller arranged opposite to the right sheet-pressing rubber roller, a right sheet-feeding motor driving the right sheet-feeding rubber roller to rotate, and a right clamping cylinder adjusting the distance between the right sheet-pressing rubber roller and the right sheet-feeding rubber roller.

[0012] Furthermore, the right traction assembly is connected to a front aligning assembly, and the front aligning assembly includes a bracket and a front aligning motor installed on the bracket, and the front aligning motor is configured to drive the right traction assembly to slide along the first direction.

[0013] Furthermore, a cutting mechanism is arranged between the right traction assembly and the left pull-tab assembly.

[0014] Furthermore, it also includes a left correcting assembly that drives the left pull-tab assembly to move along the first direction, and a right correcting assembly that drives the right pull-tab assembly to move along the first direction; the left correcting assembly includes a left seam image detection component installed on the guide rail, and a left seam motor linked to the left seam image detection component; the left seam motor is configured to drive the left pull-tab suction cup to move along the first direction.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] (1) The orthogonal unwinding mechanism can automatically load the fiber sheets so that two layers of fiber sheets can be stacked orthogonally, replacing manual stacking, which can improve the processing efficiency of the orthogonal fiberboard; the ultrasonic welding device can weld and fix the stacked two layers of fiber sheets to form an orthogonal fiberboard. The welding process replaces the original hot pressing process, which can further improve the processing efficiency of the orthogonal fiberboard.

[0017] (2) By setting a front seam alignment component, a left deviation correction component and a right deviation correction component, the front seam alignment component adjusts the position of the right traction component, the left deviation correction component adjusts the left pull-tab component, and the right deviation correction component adjusts the right pull-tab component, thereby ensuring that the two fiber sheets are stacked orthogonally and the quality of the orthogonal fiber sheets is ensured. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings, in which:

[0019] Figure 1 It is a schematic diagram of an embodiment of a welding device for orthogonal fiberboard of the utility model;

[0020] Figure 2 It is a second schematic diagram of an embodiment of a welding device for orthogonal fiberboard of the utility model;

[0021] Figure 3 This is the third schematic diagram of an embodiment of a welding device for orthogonal fiberboards of the utility model.

[0022] List of reference numerals: 1. first unwinding mechanism; 11. front traction assembly; 111. front sheet-pressing rubber roller; 112. front traction rubber roller; 113. front traction motor; 114. front pressing cylinder; 12. rear traction assembly; 121. rear sheet-pressing rubber roller; 122. rear traction rubber roller; 123. rear traction motor; 124. rear pressing cylinder; 2. second unwinding mechanism; 21. guide rail; 22. left pull-tab assembly; 221. left pull-tab bracket; 222. left pull-tab suction cup; 223. left pull-tab motor; 224. left pull-tab cylinder; 23. right pull-tab assembly; 231. right pull-tab bracket; 232. right pull-tab suction cup; 233. right pull-tab motor; 234 , right pull-tab cylinder; 24, right traction assembly; 241, right sheet-pressing rubber roller; 242, right sheet-feeding rubber roller; 243, right sheet-feeding motor; 244, right clamping cylinder; 3, ultrasonic welding mechanism; 31, welding head; 32, welding frame; 33, sliding track; 34, ball screw; 35, driving motor; 4, cutting mechanism; 41, upper blade; 42, lower blade; 5, deviation correction mechanism; 51, front seam assembly; 511, bracket; 512, front seam motor; 52, left deviation correction assembly; 521, left seam image detection component; 522, left seam motor; 53, right deviation correction assembly; 531, right seam image detection component; 532, right seam motor. DETAILED DESCRIPTION

[0023] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0024] It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0025] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "setting", and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, an indirect connection through an intermediate medium, or the internal connection of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] In order to improve or solve the technical problem of low processing efficiency in the prior art of processing two layers of fiber sheets orthogonally stacked by hot pressing, the utility model provides a welding device for an orthogonal fiberboard. The welding device for an orthogonal fiberboard comprises: an orthogonal unwinding mechanism, which comprises a first unwinding mechanism 1 and a second unwinding mechanism 2 arranged orthogonally; the first unwinding mechanism 1 is configured to convey the fiber band along a first direction, and the second unwinding mechanism 2 is configured to convey the fiber sheet along a second direction perpendicular to the first direction; an ultrasonic welding mechanism 3 is movably arranged on one side of the fiber sheet and comprises a plurality of welding heads 31 facing the overlapping area of ​​the fiber sheet and the fiber band; the plurality of welding heads 31 are spaced and evenly arranged along the first direction or the second direction.

[0027] It can be understood that the orthogonal fiberboard formed by the orthogonal fiberboard welding device of the utility model can be subjected to a hot pressing process again to form a finished fiberboard having multiple layers of orthogonal fiberboard.

[0028] Figure 1 Schematic diagram of an embodiment of a welding device for orthogonal fiberboard of the utility model. Figure 1 As shown, in one or more embodiments, a welding device for an orthogonal fiberboard of the utility model includes an orthogonal unwinding mechanism, an ultrasonic welding mechanism 3, a cutting mechanism 4 and a deviation correcting mechanism 5.

[0029] Figure 2 This is a second schematic diagram of an embodiment of a welding device for orthogonal fiberboards of the utility model. Figure 3 FIG. 3 is a third schematic diagram of an embodiment of a welding device for orthogonal fiberboards of the utility model. Figure 1 , Figure 2 and Figure 3As shown, in one or more embodiments, the orthogonal unwinding mechanism includes a first unwinding mechanism 1 and a second unwinding mechanism 2. The first unwinding mechanism 1 conveys the fiber band along the first direction F1, and the second unwinding mechanism 2 conveys the fiber sheet along the second direction F2, and the first direction F1 is perpendicular to the second direction F2. It can be understood that the fiber band conveyed along the first direction F1 and the fiber sheet conveyed along the second direction F2 will overlap, and a frame is arranged below the overlapping area to support the fiber sheet. Further, the first unwinding mechanism 1 and the second unwinding mechanism 2 convey continuous fiber bands, and the fiber band conveyed by the second unwinding mechanism 2 is cut by the cutting mechanism 4 at predetermined lengths to form fiber sheets, and the ultrasonic welding device 3 welds the cut fiber sheets to the fiber band conveyed by the first unwinding mechanism 1. Further, the first unwinding mechanism 1 includes a front traction assembly 11 and a rear traction assembly 12 arranged relatively in the first direction F1. Specifically, the front traction assembly 11 includes a front sheeting rubber roller 111, a front traction rubber roller 112, a front traction motor 113 and a front pressing cylinder 114. Among them, all the above components are installed on the front traction frame. The front sheeting rubber roller 111 and the front traction rubber roller 112 can be rotatably installed on the front traction frame, and the two are arranged relative to each other up and down, and the fiber belt is inserted between the front sheeting rubber roller 111 and the front traction rubber roller 112. A front lifting plate is arranged in the front traction frame, and the two ends of the front sheeting rubber roller 111 are respectively installed on the front lifting plate. The front traction motor 113 is arranged on both sides of the front traction frame and is connected to the front traction rubber roller 112, which is used to drive the front traction rubber roller 112 to rotate, thereby driving the fiber belt to move. The front clamping cylinder 114 is arranged on the top of the front traction frame and is connected to the front lifting plate, which is used to drive the front lifting plate to rise and fall, and then drive the front sheeting rubber roller 111 to rise and fall, thereby adjusting the distance between the front sheeting rubber roller 111 and the front traction rubber roller 112, so as to better drive the fiber belt to move. Furthermore, the rear traction assembly 12 includes a rear sheeting rubber roller 121, a rear traction rubber roller 122, a rear traction motor 123, and a rear clamping cylinder 124. Among them, the rear sheeting rubber roller 121 and the rear traction rubber roller 122 are arranged relative to each other up and down, and the fiber belt is arranged between the rear sheeting rubber roller 121 and the rear traction rubber roller 122. The rear traction motor 123 is used to drive the rear traction rubber roller 122 to rotate, and the rear clamping cylinder 124 is used to adjust the distance between the rear sheeting rubber roller 121 and the rear traction rubber roller 122. The rear traction assembly 12 has the same structure as the front traction assembly 11, which will not be repeated here. Furthermore, the front traction motor 113 and the rear traction motor 123 are both servo motors, which can transport the fiber belt in a fixed length. Through the arrangement of the front traction assembly 11 and the rear traction assembly 12, the fiber belt can be better transported in the first direction F1 and the accuracy of fixed-length transportation can be guaranteed.

[0030] Continue to see Figure 1 , Figure 2 and Figure 3In one or more embodiments, the second unwinding mechanism 2 includes a suction cup pull tab assembly and a right traction assembly 24. The right traction assembly 24 includes a right sheet-pressing rubber roller 241, a right sheet-feeding rubber roller 242, a right sheet-feeding motor 243 and a right pressing cylinder 244. All of the above components are mounted on the right traction frame. The right sheet-feeding rubber roller 242 is rotatably mounted on the right traction frame and rotates under the drive of the right sheet-feeding motor 243. The right sheet-pressing rubber roller 241 is rotatably and liftably mounted on the right traction frame, and is lifted and lowered under the drive of the right pressing cylinder 244 to adjust the distance between the right sheet-pressing rubber roller 241 and the right sheet-feeding rubber roller 242.

[0031] Continue to see Figure 1 , Figure 2 and Figure 3In one or more embodiments, the suction cup traction assembly includes a guide rail 21, a left pull-tab assembly 22 and a right pull-tab assembly 23. Specifically, the guide rail 21 extends along the second direction F2, and is provided with two guide rails 21, and the two guide rails 21 are arranged side by side in the first direction F1. The left pull-tab assembly 22 and the right pull-tab assembly 23 both extend along the first direction F1 and are arranged side by side in the second direction F2. Further, a rack is formed on the guide rail 21 so that the left pull-tab assembly 22 and the right pull-tab assembly 23 can move on the guide rail 21. Further, the left pull-tab assembly 22 includes a left pull-tab bracket 221, a left pull-tab suction cup 222, a left pull-tab motor 223 and a left pull-tab cylinder 224. Among them, the left pull-tab bracket 221 matches the guide rail 21 and extends along the first direction F1. The two ends of the left pull-tab bracket 221 are respectively arranged on the two guide rails 21. The left pull-tab motor 223 is installed at both ends of the left pull-tab bracket 221, and a gear matching the rack of the guide rail 21 is arranged on the motor shaft of the left pull-tab motor 223. The left pull-tab motor 223 rotates to drive the left pull-tab bracket 221 to move on the guide rail 21. Further, the left pull-tab suction cup 222 is installed on the left pull-tab bracket 221, and a plurality of left pull-tab suction cups 222 are evenly and spaced apart. Specifically, a left pull-tab lifting frame is provided between the left pull-tab suction cup 222 and the left pull-tab bracket 221; the left pull-tab cylinder 224 is installed on the left pull-tab bracket 221 and is connected to the left pull-tab lifting frame, which is used to drive the left pull-tab lifting frame to approach or move away from the fiber band, and then drive the left pull-tab suction cup 222 to approach or move away from the fiber band, thereby adsorbing or releasing the fiber band. Further, a telescopic column is arranged between the left pull-tab bracket 221 and the left pull-tab lifting frame, and a plurality of telescopic columns are provided to ensure the lifting stability between the left pull-tab bracket 221 and the left pull-tab lifting frame. Further, the right pull-tab assembly 23 includes a right pull-tab bracket 231, a right pull-tab suction cup 232, a right pull-tab motor 233 and a right pull-tab cylinder 234. Specifically, a right pull-tab lifting frame is arranged between the right pull-tab suction cup 232 and the right pull-tab bracket 231, and the right pull-tab cylinder 234 is installed on the right pull-tab bracket 231 and connected to the right pull-tab lifting frame, and is used to drive the right pull-tab lifting frame to approach or move away from the fiber band, and then drive the right pull-tab suction cup 232 to approach or move away from the fiber band, thereby adsorbing or releasing the fiber band. The right pull-tab assembly 23 has the same structure as the left pull-tab assembly 22, and will not be repeated here. Further, a cutting mechanism 4 is arranged between the right traction assembly 24 and the left pull-tab assembly 22. The cutting mechanism 4 comprises an upper blade 41 and a lower blade 42 arranged opposite to each other. The upper blade 41 and the lower blade 42 extend along the first direction F1, and the upper blade 41 and the lower blade 42 approach each other to cut the fiber band fed along the second direction F2 to form a fiber sheet.

[0032] Continue to see Figure 1 , Figure 2 and Figure 3In one or more embodiments, the deviation correction component includes a front seam correction component 51, a left deviation correction component 52 and a right deviation correction component 53. Among them, the front seam correction component 51 corrects the right traction component 24, the left deviation correction component 52 corrects the left pull-tab component 22, and the right deviation correction component 53 corrects the right pull-tab component 23. It can be understood that identification lines are formed at predetermined intervals on the fiber belt fed along the first direction F1, and the identification lines extend along the second direction F2. The left deviation correction component 52 and the right deviation correction component 53 correct the deviation according to the gap between the edge of the limiting piece fed along the second direction F2 and the identification line. In one or more embodiments, the front seam correction component 51 is installed on the right traction component 24. The front seam correction component 51 includes a bracket 511 and a front seam correction motor 512 installed on the bracket 511. Specifically, the bracket 511 extends in the first direction F1; a rack is arranged on the right traction frame, and the rack extends in the first direction F1; a gear matched with the rack is arranged on the output shaft of the front seam motor 512. When the front seam motor 512 rotates, it drives the right traction frame to move in the first direction F1, thereby realizing the deviation correction of the right traction assembly 24.

[0033] Continue to see Figure 1 , Figure 2 and Figure 3 In one or more embodiments, the left deviation correction component 52 includes a left seam image detection component 521 installed on the guide rail 21, and a left seam motor 522 linked to the left seam image detection component 521. Specifically, a left pull-tab sliding frame is provided between the left pull-tab lifting frame and the left pull-tab suction cup 222, the left pull-tab suction cup 222 is installed on the left pull-tab sliding frame, and the left pull-tab sliding frame is slidably connected to the left pull-tab lifting frame. A rack is provided on the left pull-tab sliding frame; the left seam motor 522 is installed on the left pull-tab lifting frame, and a gear matching the rack is provided on the output shaft of the left seam motor 522. The left seam image detection component 521 detects the gap between the edge of the fiber sheet fed along the second direction F2 and the marking line, and compares the detected gap value with the preset gap value. Based on Figure 1In the orientation shown, when the detected gap value is less than the preset gap value, the left-seam motor 522 drives the left pull-tab sliding frame to move to the left, and the left pull-tab suction cup 222 moves to the left accordingly, until the detected gap value is equal to the preset gap value; when the detected gap value is greater than the preset gap value, the left-seam motor 522 drives the left pull-tab sliding frame to move to the right, and the left pull-tab suction cup 222 moves to the right accordingly, until the detected gap value is equal to the preset gap value. Exemplarily, the left pull-tab sliding frame is arranged below the left pull-tab lifting frame, and the left pull-tab lifting frame is arranged below the left pull-tab bracket 221. Exemplarily, the left seam image detection member is an industrial camera. Further, the right deviation correction assembly 53 includes a right seam image detection member 531 mounted on the guide rail 21, and a right seam motor 532 linked to the right seam image detection member 531. The right seam image detection member 531 is used to detect the gap between the edge of the fiber sheet fed along the second direction F2 and the marking line, and compare the detected gap value with the preset gap value. The right seam image detection member 531 and the left seam image detection member 521 are arranged on the same guide rail 21. Alternatively, the right seam image detection member 531 and the left seam image detection member 521 can be linked, and the two can compare the detected gap values; when the two gap values ​​obtained by detection are the same, there is no need to adjust the left seam motor 522 and the right seam motor 532; when the two gap values ​​obtained by detection are different, adjust the left seam motor 522 or the right seam motor 532 until the two gap values ​​are the same.

[0034] Continue to see Figure 1 , Figure 2 and Figure 3 , the ultrasonic welding mechanism 3 is movably arranged above the overlapping area of ​​the fiber sheet and the fiber band. In one or more embodiments, the ultrasonic welding mechanism 3 includes a welding head 31, a welding frame 32 for mounting the welding head 31, a sliding track 33 matched with the welding frame 32, a ball screw 34 for driving the welding frame 32 to move, and a driving motor 35 for driving the ball screw 34 to rotate. Specifically, the welding frame 32 extends along the first direction F1, and the sliding track 33 extends along the second direction F2; both ends of the welding frame 32 are arranged on the sliding track 33. The welding head 31 is mounted on the welding frame 32, and a plurality of them are evenly and spacedly arranged along the first direction F1. Alternatively, the welding frame 32 can extend along the second direction F2, and the sliding track 33 extends along the first direction F1; the welding head 31 is mounted on the welding frame 32, and a plurality of them are evenly and spacedly arranged along the second direction F2. Further, the ball screw 34 extends along the second direction F2, and a slider matching the ball screw 34 is provided on the welding frame 32. The driving motor 35 is arranged at one end of the ball screw 34, and drives the ball screw 34 to rotate through gears, synchronous belts and pulleys.

[0035] The working principle of the utility model is:

[0036] The fiber belt fed along the first direction F1 is pressed by the front pressing rubber roller 111 and the front traction rubber roller 112, the rear pressing rubber roller 121 and the rear traction rubber roller 122; the rear traction motor 123 maintains the fixed length mode to transport the fiber belt at a fixed length; the front traction motor 113 maintains the torque mode to ensure that the fiber belt is in a tensioned and flat state. The right traction component 24 transports the fiber belt along the second direction F2, and the fiber belt forms a fiber sheet after passing through the cutting mechanism 4. The right pull-tab motor 233 drives the right pull-tab bracket 231 to move to the right, and then the right pressing cylinder 244 drives the right pull-tab suction cup 232 to press down, vacuum, absorb the fiber sheet and drive the fiber sheet to rise; the right pull-tab motor 233 drives the right pull-tab bracket 231 to move to the left; the right pull-tab motor 233 stops after moving a certain distance to the left, and the right pressing cylinder 244 drives the right pull-tab suction cup 232 Press down, release vacuum, release the fiber sheet, and return to the initial position; the left pull-tab motor 223 drives the left pull-tab suction cup 222 to move right, and the left pull-tab cylinder 224 drives the left pull-tab suction cup 222 to press down, vacuum, and absorb the fiber sheet; then the left pull-tab motor 223 drives the left pull-tab suction cup 222 to move the pull tab to the left, and when the left pull-tab motor 223 moves to the left for a certain distance, it stops moving to the left, and the right pull-tab assembly 23 absorbs the fiber sheet again, and the left pull-tab assembly 22 and the right pull-tab assembly 23 simultaneously drive the fiber sheet to move to the left. During the pulling process of the left pull-tab assembly 22 and the right pull-tab assembly 23, the left correction assembly 52 and the right correction assembly 53 perform correction. When the fiber sheet moves to the left and is in place, the left pull-tab assembly 22 and the right pull-tab assembly 23 are pressed down; then the welding head 31 of the ultrasonic welding mechanism 3 is pressed down to weld the fiber band and the fiber sheet, and the welding head 31 is driven to move by the ball screw 34 to weld different positions of the fiber sheet to form an orthogonal fiber board; after welding, the left pull-tab assembly 22 and the right pull-tab assembly 23 are vacuumed, lifted, and the orthogonal fiber board is released; finally, the rear traction assembly 12 performs fixed-length conveying and repeats the next cycle.

[0037] So far, the technical scheme of the present invention has been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical schemes after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A welding device for orthogonal fiberboard, characterized in that: include: An orthogonal unwinding mechanism, comprising a first unwinding mechanism (1) and a second unwinding mechanism (2) arranged orthogonally; the first unwinding mechanism (1) is configured to convey a fiber band along a first direction, and the second unwinding mechanism (2) is configured to convey a fiber sheet along a second direction perpendicular to the first direction; An ultrasonic welding mechanism (3) is movably arranged on one side of the fiber sheet and comprises a plurality of welding heads (31) facing the overlapping area of ​​the fiber sheet and the fiber band; the plurality of welding heads (31) are spaced and evenly arranged along the first direction or the second direction.

2. The orthogonal fiberboard welding device according to claim 1, characterized in that: The plurality of welding heads (31) are arranged side by side along the first direction; the ultrasonic welding mechanism (3) further comprises a welding frame (32) for mounting the welding heads (31), a sliding track (33) matched with the welding frame (32) and extending along the second direction, a ball screw (34) connected to the welding frame (32) and extending along the second direction, and a driving motor (35) for driving the ball screw (34) to rotate.

3. The orthogonal fiberboard welding device according to claim 1, characterized in that: The first unwinding mechanism (1) comprises a front traction assembly (11) for traction of the fiber band, the front traction assembly (11) comprising a front sheeting rubber roller (111), a front traction rubber roller (112) arranged opposite to the front sheeting rubber roller (111), a front traction motor (113) for driving the front traction rubber roller (112) to rotate, and a front pressing cylinder (114) for adjusting the distance between the front sheeting rubber roller (111) and the front traction rubber roller (112).

4. The orthogonal fiberboard welding device according to claim 3, characterized in that: The first unwinding mechanism (1) further comprises a rear traction assembly (12) arranged opposite to the front traction assembly (11) in the first direction, the rear traction assembly (12) comprising a rear sheeting rubber roller (121), a rear traction rubber roller (122) arranged opposite to the rear sheeting rubber roller (121), a rear traction motor (123) driving the rear traction rubber roller (122) to rotate, and a rear clamping cylinder (124) adjusting the distance between the rear sheeting rubber roller (121) and the rear traction rubber roller (122).

5. The orthogonal fiberboard welding device according to claim 1, characterized in that: The second unwinding mechanism (2) comprises a suction cup pull-tab assembly for pulling the fiber sheet; the suction cup pull-tab assembly comprises a guide rail (21) extending along the second direction, and a left pull-tab assembly (22) and a right pull-tab assembly (23) matched with the guide rail (21).

6. The welding device for orthogonal fiberboard according to claim 5, characterized in that: The left pull-tab assembly (22) comprises a left pull-tab bracket (221) matched with the guide rail (21) and extending along the first direction, a left pull-tab suction cup (222) mounted on the left pull-tab bracket (221), a left pull-tab motor (223) driving the left pull-tab bracket (221) to move along the guide rail (21), and a left pull-tab cylinder (224) driving the left pull-tab suction cup (222) to move closer to or away from the fiber sheet.

7. The orthogonal fiberboard welding device according to claim 5, characterized in that: The second unwinding mechanism (2) further comprises a right traction assembly (24) arranged on one side of the suction cup pull tab assembly; the right traction assembly (24) comprises a right sheet pressing rubber roller (241), a right sheet feeding rubber roller (242) arranged opposite to the right sheet pressing rubber roller (241), a right sheet feeding motor (243) driving the right sheet feeding rubber roller (242) to rotate, and a right pressing cylinder (244) adjusting the distance between the right sheet pressing rubber roller (241) and the right sheet feeding rubber roller (242).

8. The orthogonal fiberboard welding device according to claim 7, characterized in that: The right traction assembly (24) is connected to a front seam assembly (51), and the front seam assembly (51) comprises a bracket (511) and a front seam motor (512) mounted on the bracket (511), and the front seam motor (512) is configured to drive the right traction assembly (24) to slide along the first direction.

9. The orthogonal fiberboard welding device according to claim 7, characterized in that: A cutting mechanism (4) is arranged between the right traction assembly (24) and the left pull-tab assembly (22).

10. The orthogonal fiberboard welding device according to claim 6, characterized in that: The invention also comprises a left deviation correcting assembly (52) for driving the left pull-tab assembly (22) to move along the first direction, and a right deviation correcting assembly (53) for driving the right pull-tab assembly (23) to move along the first direction; the left deviation correcting assembly (52) comprises a left seam image detecting component (521) mounted on the guide rail (21), and a left seam aligning motor (522) linked to the left seam image detecting component (521); the left seam aligning motor (522) is configured to drive the left pull-tab suction cup (222) to move along the first direction.

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