A webbing welding machine

Abstract

The present invention discloses a webbing welding machine, comprising a frame, a first welding device and a second welding device; the first welding device is arranged on the frame, comprising a feeding mechanism, a first folding mechanism, a first welding mechanism and a material transfer mechanism, the feeding mechanism is used for webbing feeding, the first folding mechanism is used for folding the front end of the webbing, the first welding mechanism is used for welding the front end of the folded webbing, and the material transfer mechanism is used for fixing and transferring the end of the webbing; the second welding device is arranged on the frame and located at the output end of the material transfer mechanism, comprising a second folding mechanism and a second welding mechanism, the second folding mechanism is used for folding the end of the webbing, and the second welding mechanism is used for welding the end of the folded webbing. Therefore, the two ends of the webbing can be welded, and the production efficiency is high.

Description

Technical Field

[0001] The invention relates to the field of webbing equipment, in particular to a webbing welding machine. Background Art

[0002] When making webbing parts, such as isolation expansion belts, the ends of the webbing are folded back and welded on the webbing body to form a loop. However, the existing webbing welding machine can only weld one end of the webbing, and then manually pick it up and weld the other end, so the production efficiency is low. Summary of the invention

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention provides a ribbon welding machine, which can weld the two ends of the ribbon and has high production efficiency.

[0004] The technical solution adopted by the present invention to solve its technical problem is:

[0005] A webbing welding machine comprises a frame, a first welding device and a second welding device; the first welding device is arranged on the frame, comprising a feeding mechanism, a first folding mechanism, a first welding mechanism and a material transfer mechanism, the feeding mechanism is used for webbing feeding, the first folding mechanism is used for folding the front end of the webbing, the first welding mechanism is used for welding the front end of the folded webbing, and the material transfer mechanism is used for fixing and transferring the end of the webbing; the second welding device is arranged on the frame and located at the output end of the material transfer mechanism, comprising a second folding mechanism and a second welding mechanism, the second folding mechanism is used for folding the end of the webbing, and the second welding mechanism is used for welding the end of the folded webbing.

[0006] A ribbon welding machine according to an embodiment of the present invention has at least the following beneficial effects: when working, the feeding mechanism of the first welding device is used to feed the ribbon, after the ribbon is fed, the first folding mechanism folds the front end of the ribbon, the first welding mechanism welds the folded front end of the ribbon, then the transfer mechanism fixes the end of the ribbon and transfers it to the second welding device, the second folding mechanism of the second welding device folds the end of the ribbon, and the second welding mechanism welds the folded end of the ribbon. Therefore, the two ends of the ribbon can be welded, and the production efficiency is high.

[0007] According to some embodiments of the present invention, the feeding mechanism includes a first feeding roller and a second feeding roller arranged in parallel, and the webbing is accommodated and driven to pass between the first feeding roller and the second feeding roller.

[0008] Advantageously, the feeding device adopts a first feeding roller and a second feeding roller which are arranged in parallel, has a simple structure, stable feeding and is easy to control.

[0009] According to some embodiments of the present invention, the first folding mechanism is located on the side opposite to the outlet end of the feeding mechanism, and includes a first pressing needle, a first cylinder, a first ejector block, a second cylinder, a first push block and a third cylinder. The first pressing needle is located on the side of the ribbon, and the first cylinder drives the first pressing needle to move back and forth on the upper surface of the ribbon to press the ribbon. The first ejector block and the first push block are located on the side of the first pressing needle away from the feeding mechanism, and the first ejector block is located below the ribbon. One side of the first ejector block is provided with a first notch that cooperates with the first pressing needle. The second cylinder drives the first ejector block to rise and fall so that the first notch abuts against the ribbon and presses against the first pressing needle, thereby making the front end of the ribbon stand up. The third cylinder drives the first push block to push the erected front end of the ribbon down to the end of the ribbon.

[0010] What is beneficial is that: the first cylinder drives the first pressing needle to press the webbing, the second cylinder drives the first top block to rise and fall so that the first notch abuts the webbing and presses it toward the first pressing needle, thereby making the front end of the webbing stand up, and the third cylinder drives the first pushing block to push the upright front end of the webbing down to the end side of the webbing, thereby completing the process of folding the front end of the webbing.

[0011] According to some embodiments of the present invention, the first welding mechanism is located between the first pressing needle and the feeding mechanism, and includes a first ultrasonic welding head, a fourth cylinder, a first pressing head and a fifth cylinder. The first ultrasonic welding head is located below the webbing, and the first pressing head is located above the webbing and corresponds to the first ultrasonic welding head. The fourth cylinder drives the first ultrasonic welding head to rise and fall to abut against the lower surface of the webbing, and the fifth cylinder drives the first pressing head to press the front end of the webbing against the first ultrasonic welding head, thereby completing the welding of the front end of the webbing.

[0012] What is beneficial is that: the fourth cylinder drives the first ultrasonic welding head to rise and fall to abut the lower surface of the webbing, and the fifth cylinder drives the first pressure head to press the front end of the webbing against the first ultrasonic welding head, thereby completing the welding of the front end of the webbing. The ultrasonic welding head has high welding efficiency and good processing quality; after completion, the first ultrasonic welding head, the first pressure head, the first top block and the first push block are all loosened, and the first pressure needle is pulled out, so that the material transfer mechanism can drive the webbing to be transferred to the second welding device.

[0013] According to some embodiments of the present invention, the material transfer mechanism includes a clamp for clamping the webbing, a guide rod, and a sixth cylinder that drives the clamp to move back and forth between the first welding device and the second welding device along the guide rod.

[0014] Advantageously, the material transfer mechanism is arranged in this way, so as to facilitate the clamping of the webbing back and forth between the first welding device and the second welding device, and the use of the guide rod and the clamping hand ensures stable clamping, which is conducive to improving the processing quality.

[0015] According to some embodiments of the present invention, the second welding device also includes a fixing mechanism, which is arranged at the outlet end of the material transfer mechanism close to the feeding mechanism, and includes a bracket, a fixing frame, a seventh cylinder arranged on the fixing frame, and a fixed block connected to the seventh cylinder, the bracket is used to support the webbing, and the seventh cylinder drives the fixing block to rise and fall, so as to press the side of the webbing close to the end to the top surface of the bracket when the clamp is released.

[0016] The advantage is that the fixing mechanism drives the fixing block to rise and fall through the seventh cylinder, so as to press the side of the ribbon near the end to the top surface of the bracket when the clamp is released, so that the clamp can return to the first welding device before the second welding device welds the end of the ribbon, which is beneficial to improving processing efficiency.

[0017] According to some embodiments of the present invention, the second folding mechanism is located on the side of the fixing mechanism close to the feeding mechanism, and includes a second pressing needle, an eighth cylinder, a second ejector block, a ninth cylinder, a second push block and a tenth cylinder. The second pressing needle is located on the side of the ribbon. The eighth cylinder drives the second pressing needle to move back and forth on the upper surface of the ribbon to press the ribbon. The second ejector block is located below the ribbon. One side of the second ejector block is provided with a second notch that cooperates with the second pressing needle. The ninth cylinder drives the second ejector block to rise and fall so that the second notch abuts against the ribbon and presses against the second pressing needle, thereby making the end of the ribbon stand up. The tenth cylinder drives the second push block to push the erected end of the ribbon down to the front end of the ribbon.

[0018] What is beneficial is that: the eighth cylinder drives the second pressing needle to press the webbing, the ninth cylinder drives the first top block to rise and fall so that the second notch abuts the webbing and presses it toward the second pressing needle, thereby making the end of the webbing stand up, and the tenth cylinder drives the second pushing block to push the upright end of the webbing down to the front end of the webbing, thereby completing the process of folding the end of the webbing.

[0019] According to some embodiments of the present invention, the second welding mechanism is located between the second pressure needle and the fixing mechanism, and includes a second ultrasonic welding head, an eleventh cylinder, a second pressure head and a twelfth cylinder. The second ultrasonic welding head is located below the webbing, and the second pressure head is located above the webbing and corresponds to the second ultrasonic welding head. The eleventh cylinder drives the second ultrasonic welding head to rise and fall to abut the lower surface of the webbing, and the twelfth cylinder drives the second pressure head to press the end of the webbing toward the second ultrasonic welding head, thereby completing the welding of the end of the webbing.

[0020] What is beneficial is that: the eleventh cylinder drives the second ultrasonic welding head to rise and fall to abut the lower surface of the webbing, and the twelfth cylinder drives the second pressure head to press the end of the webbing against the second ultrasonic welding head, thereby completing the welding of the end end of the webbing. The ultrasonic welding head has high welding efficiency and good processing quality; after completion, the second ultrasonic welding head, the second pressure head, the second top block and the second push block are all loosened, the second pressure needle is pulled out, and the material is cut.

[0021] According to some embodiments of the present invention, a webbing roller is provided at the inlet end of the feeding mechanism, and a cutter for cutting the webbing and a thirteenth cylinder for driving the cutter to rise and fall are also provided at the outlet end of the feeding mechanism.

[0022] The benefit is that: the webbing roller is used to install the webbing roll, and the cutter cuts the webbing after the front end of the webbing is welded to expose the end, and then the material transfer mechanism can transfer the material. This arrangement can continuously load the material and improve the processing efficiency.

[0023] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0025] Figure 1 A top view of an embodiment of the present invention;

[0026] Figure 2 for Figure 1 The cross-section at A in the middle;

[0027] Figure 3 for Figure 1 The cross-sectional view at B in the middle;

[0028] Figure 4 for Figure 1 Cross-sectional view at point C in the middle.

[0029] Reference numerals: frame 100, first feeding roller 110, second feeding roller 120, first pressing needle 130, first cylinder 140, first top block 150, second cylinder 160, first push block 170, third cylinder 180, first notch 190, first ultrasonic welding head 200, fourth cylinder 210, first pressing head 220, fifth cylinder 230, clamping hand 240, guide rod 250, sixth cylinder 260, bracket 270, fixing frame 280, seventh cylinder 290, fixing block 300, second pressing needle 310, eighth cylinder 320, second top block 330, ninth cylinder 340, second pushing block 350, tenth cylinder 360, second notch 370, second ultrasonic welding head 380, eleventh cylinder 390, second pressing head 400, twelfth cylinder 410, webbing roller 420, cutter 430, thirteenth cylinder 440. DETAILED DESCRIPTION

[0030] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0031] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0032] In the description of the present invention, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0033] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0034] Reference below Figure 1-Figure 4 A ribbon welding machine is described in detail with a specific embodiment. It is worth noting that the following description is only an exemplary description and is not a specific limitation of the invention.

[0035] like Figure 1-Figure 4 As shown, a webbing welding machine includes a frame 100, a first welding device and a second welding device.

[0036] Among them, the first welding device is arranged on the frame 100, including a feeding mechanism, a first folding mechanism, a first welding mechanism and a material transfer mechanism. The feeding mechanism is used for loading the webbing, the first folding mechanism is used to fold the front end of the webbing, the first welding mechanism is used to weld the front end of the folded webbing, and the material transfer mechanism is used to fix and transfer the end of the webbing; the second welding device is arranged on the frame 100 and is located at the output end of the material transfer mechanism, including a second folding mechanism and a second welding mechanism. The second folding mechanism is used to fold the end of the webbing, and the second welding mechanism is used to weld the end of the folded webbing.

[0037] During operation, the feeding mechanism of the first welding device is used to feed the webbing. After the webbing is fed, the first folding mechanism folds the front end of the webbing, and the first welding mechanism welds the folded front end of the webbing. Then the transfer mechanism fixes the end of the webbing and transfers it to the second welding device. The second folding mechanism of the second welding device folds the end of the webbing, and the second welding mechanism welds the folded end of the webbing. Therefore, both ends of the webbing can be welded, and the production efficiency is high.

[0038] like Figure 1 and Figure 2 As shown, the feeding mechanism includes a first feeding roller 110 and a second feeding roller 120 arranged in parallel, and the webbing is accommodated and driven to pass between the first feeding roller 110 and the second feeding roller 120. The feeding device adopts the first feeding roller 110 and the second feeding roller arranged in parallel, which has a simple structure, stable feeding, and easy control.

[0039] Specifically, the first folding mechanism is located on the side opposite to the outlet end of the feeding mechanism, and includes a first pressing needle 130, a first cylinder 140, a first ejector block 150, a second cylinder 160, a first push block 170 and a third cylinder 180. The first pressing needle 130 is located on the side of the ribbon. The first cylinder 140 drives the first pressing needle 130 to move back and forth on the upper surface of the ribbon to press the ribbon. The first ejector block 150 and the first push block 170 are located on the side of the first pressing needle 130 away from the feeding mechanism. The first ejector block 150 is located below the ribbon. One side of the first ejector block 150 is provided with a first notch 190 that cooperates with the first pressing needle 130. The second cylinder 160 drives the first ejector block 150 to rise and fall so that the first notch 190 abuts against the ribbon and presses against the first pressing needle 130, thereby erecting the front end of the ribbon. The third cylinder 180 drives the first push block 170 to push the erected front end of the ribbon down to the end side of the ribbon. The first cylinder 140 drives the first pressing needle 130 to press the webbing, the second cylinder 160 drives the first top block 150 to rise and fall so that the first notch 190 abuts against the webbing and presses against the first pressing needle 130, thereby making the front end of the webbing stand up, and the third cylinder 180 drives the first pushing block 170 to push the front end of the webbing down to the end side of the webbing, thereby completing the process of folding the front end of the webbing.

[0040] Moreover, the first welding mechanism is located between the first pressing needle 130 and the feeding mechanism, and includes a first ultrasonic welding head 200, a fourth cylinder 210, a first pressing head 220 and a fifth cylinder 230. The first ultrasonic welding head 200 is located below the webbing, and the first pressing head 220 is located above the webbing and corresponds to the first ultrasonic welding head 200. The fourth cylinder 210 drives the first ultrasonic welding head 200 to rise and fall to abut the lower surface of the webbing, and the fifth cylinder 230 drives the first pressing head 220 to press the front end of the webbing against the first ultrasonic welding head 200, thereby completing the welding of the front end of the webbing. The fourth cylinder 210 drives the first ultrasonic welding head 200 to rise and fall to abut the lower surface of the webbing, and the fifth cylinder 230 drives the first pressing head 220 to press the front end of the webbing against the first ultrasonic welding head 200, thereby completing the welding of the front end of the webbing. The ultrasonic welding head has high welding efficiency and good processing quality. After completion, the first ultrasonic welding head 200, the first pressing head 220, the first top block 150 and the first push block 170 are all loosened, and the first pressing needle 130 is pulled out, so that the material transfer mechanism can drive the webbing to be transferred to the second welding device.

[0041] like Figure 1 and Figure 4 As shown, the material transfer mechanism includes a clamping hand 240 for clamping the webbing, a guide rod 250, and a sixth cylinder 260 that drives the clamping hand 240 to move back and forth between the first welding device and the second welding device along the guide rod 250. The material transfer mechanism is arranged in this way, which is convenient for clamping the webbing to and from the first welding device and the second welding device, and the use of the guide rod 250 and the clamping hand 240 ensures stable clamping, which is conducive to improving the processing quality.

[0042] like Figure 1 and Figure 3 As shown, the second welding device also includes a fixing mechanism, which is arranged at the outlet end of the material transfer mechanism near the feeding mechanism, and includes a bracket 270, a fixing frame 280, a seventh cylinder 290 arranged on the fixing frame 280, and a fixing block 300 connected to the seventh cylinder 290. The bracket 270 is used to support the webbing, and the seventh cylinder 290 drives the fixing block 300 to rise and fall, so as to press the side of the webbing near the end to the top surface of the bracket 270 when the clamping hand 240 is released. The fixing mechanism drives the fixing block 300 to rise and fall through the seventh cylinder 290, so as to press the side of the webbing near the end to the top surface of the bracket 270 when the clamping hand 240 is released, so that before the second welding device welds the end of the webbing, the clamping hand 240 can return to the first welding device, which is conducive to improving processing efficiency.

[0043] Specifically, the second folding mechanism is located on the side of the fixing mechanism close to the feeding mechanism, and includes a second pressing needle 310, an eighth cylinder 320, a second top block 330, a ninth cylinder 340, a second push block 350 and a tenth cylinder 360. The second pressing needle 310 is located on the side of the ribbon. The eighth cylinder 320 drives the second pressing needle 310 to move back and forth on the upper surface of the ribbon to press the ribbon. The second top block 330 is located below the ribbon. One side of the second top block 330 is provided with a second notch 370 that cooperates with the second pressing needle 310. The ninth cylinder 340 drives the second top block 330 to rise and fall so that the second notch 370 abuts against the ribbon and presses against the second pressing needle 310, thereby making the end of the ribbon stand up. The tenth cylinder 360 drives the second push block 350 to push the upright end of the ribbon down to the front end of the ribbon. The eighth cylinder 320 drives the second pressing needle 310 to press the webbing, the ninth cylinder 340 drives the first top block 150 to rise and fall so that the second notch 370 abuts against the webbing and presses against the second pressing needle 310, thereby making the end of the webbing stand upright, and the tenth cylinder 360 drives the second pushing block 350 to push the upright end of the webbing down to the front end of the webbing, thereby completing the process of folding the end of the webbing.

[0044] It should be noted that the second welding mechanism is located between the second pressing needle 310 and the fixing mechanism, and includes a second ultrasonic welding head 380, an eleventh cylinder 390, a second pressing head 400 and a twelfth cylinder 410. The second ultrasonic welding head 380 is located below the webbing, and the second pressing head 400 is located above the webbing and corresponds to the second ultrasonic welding head 380. The eleventh cylinder 390 drives the second ultrasonic welding head 380 to rise and fall to abut the lower surface of the webbing, and the twelfth cylinder 410 drives the second pressing head 400 to press the end of the webbing against the second ultrasonic welding head 380, thereby completing the welding of the end of the webbing. The eleventh cylinder 390 drives the second ultrasonic welding head 380 to rise and fall to abut the lower surface of the webbing, and the twelfth cylinder 410 drives the second pressing head 400 to press the end of the webbing against the second ultrasonic welding head 380, thereby completing the welding of the end of the webbing. The ultrasonic welding head has high welding efficiency and good processing quality. After completion, the second ultrasonic welding head 380, the second pressing head 400, the second top block 330 and the second push block 350 are all loosened, and the second pressing needle 310 is pulled out for material unloading.

[0045] It is worth mentioning that Figure 2 As shown, the inlet end of the feeding mechanism is provided with a ribbon roller 420, and the outlet end of the feeding mechanism is also provided with a cutter 430 for cutting the ribbon and a thirteenth cylinder 440 for driving the cutter 430 to rise and fall. The ribbon roller 420 is used to install the ribbon roll, and the cutter 430 cuts the ribbon after the front end of the ribbon is welded to expose the end, and then the material transfer mechanism can transfer the material. This arrangement can continuously feed the material and improve the processing efficiency.

[0046] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A ribbon welding machine, characterized in that: include: Rack(100); A first welding device is arranged on the frame (100), comprising a feeding mechanism, a first folding mechanism, a first welding mechanism and a material transfer mechanism, wherein the feeding mechanism is used for feeding the webbing, the first folding mechanism is used for folding the front end of the webbing, the first welding mechanism is used for welding the front end of the folded webbing, the material transfer mechanism is used for fixing and transferring the end of the webbing, and the material transfer mechanism comprises a clamping hand (240) for clamping the webbing, a guide rod (250), and a sixth cylinder (260) for driving the clamping hand (240) to move back and forth between the first welding device and the second welding device along the guide rod (250); A second welding device, arranged on the frame (100) and located at the output end of the material transfer mechanism, comprising a second folding mechanism and a second welding mechanism, wherein the second folding mechanism is used to fold the end of the webbing, and the second welding mechanism is used to weld the folded end of the webbing; The first folding mechanism is located on the side opposite to the outlet end of the feeding mechanism, and comprises a first pressing needle (130), a first cylinder (140), a first top block (150), a second cylinder (160), a first push block (170) and a third cylinder (180). The first pressing needle (130) is located on the side of the ribbon. The first cylinder (140) drives the first pressing needle (130) to move back and forth on the upper surface of the ribbon to press the ribbon. The first top block (150) and the first push block (170) are located on the first pressing needle (130). ) is away from the side of the feeding mechanism, the first top block (150) is located below the webbing, one side of the first top block (150) is provided with a first notch (190) that cooperates with the first pressing needle (130), the second cylinder (160) drives the first top block (150) to rise and fall so that the first notch (190) abuts against the webbing and presses against the first pressing needle (130), thereby making the front end of the webbing stand up, and the third cylinder (180) drives the first push block (170) to push the front end of the webbing down to the end of the webbing; The first welding mechanism is located between the first pressing needle (130) and the feeding mechanism, and comprises a first ultrasonic welding head (200), a fourth cylinder (210), a first pressing head (220) and a fifth cylinder (230); the first ultrasonic welding head (200) is located below the webbing; the first pressing head (220) is located above the webbing and corresponds to the first ultrasonic welding head (200); the fourth cylinder (210) drives the first ultrasonic welding head (200) to rise and fall to abut against the lower surface of the webbing; the fifth cylinder (230) drives the first pressing head (220) to press the front end of the webbing against the first ultrasonic welding head (200), thereby completing the welding of the front end of the webbing.

2. A ribbon welding machine according to claim 1, characterized in that: The feeding mechanism comprises a first feeding roller (110) and a second feeding roller (120) which are arranged in parallel, and the webbing is accommodated and driven to pass between the first feeding roller (110) and the second feeding roller (120).

3. A ribbon welding machine according to claim 1, characterized in that: The second welding device also includes a fixing mechanism, which is arranged at the outlet end of the material transfer mechanism close to the feeding mechanism, and includes a bracket (270), a fixing frame (280), a seventh cylinder (290) arranged on the fixing frame (280), and a fixing block (300) connected to the seventh cylinder (290), wherein the bracket (270) is used to support the webbing, and the seventh cylinder (290) drives the fixing block (300) to rise and fall so as to press the webbing close to the end to the top surface of the bracket (270) when the clamp (240) is released.

4. A ribbon welding machine according to claim 3, characterized in that: The second folding mechanism is located on the side of the fixing mechanism close to the feeding mechanism, and includes a second pressing needle (310), an eighth cylinder (320), a second top block (330), a ninth cylinder (340), a second push block (350) and a tenth cylinder (360). The second pressing needle (310) is located on the side of the ribbon. The eighth cylinder (320) drives the second pressing needle (310) to move back and forth on the upper surface of the ribbon to press the ribbon. The second top block (330) is located below the ribbon. One side of the second top block (330) is provided with a second notch (370) that cooperates with the second pressing needle (310). The ninth cylinder (340) drives the second top block (330) to rise and fall so that the second notch (370) abuts against the ribbon and presses against the second pressing needle (310), thereby making the end of the ribbon stand up. The tenth cylinder (360) drives the second push block (350) to push the upright end of the ribbon down to the front end of the ribbon.

5. A ribbon welding machine according to claim 4, characterized in that: The second welding mechanism is located between the second pressing needle (310) and the fixing mechanism, and comprises a second ultrasonic welding head (380), an eleventh cylinder (390), a second pressing head (400) and a twelfth cylinder (410). The second ultrasonic welding head (380) is located below the webbing, and the second pressing head (400) is located above the webbing and corresponds to the second ultrasonic welding head (380). The eleventh cylinder (390) drives the second ultrasonic welding head (380) to rise and fall to abut against the lower surface of the webbing, and the twelfth cylinder (410) drives the second pressing head (400) to press the end of the webbing against the second ultrasonic welding head (380), thereby completing the welding of the end of the webbing.

6. A ribbon welding machine according to claim 1, characterized in that: The inlet end of the feeding mechanism is provided with a webbing roller (420), and the outlet end of the feeding mechanism is also provided with a cutter (430) for cutting the webbing and a thirteenth cylinder (440) for driving the cutter (430) to move up and down.

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