Overedger with ironing function

Abstract

The invention relates to the technical field of overlock machines, and discloses an overlock machine with an ironing function, the overlock machine comprises a machine body, a workbench arranged on the machine body, a needle arranged on the machine body and a driving mechanism arranged on the machine body, the driving mechanism is used for driving the needle to act, and the workbench is used for placing cloth. The working table comprises a feeding side and a discharging side, an ironing assembly is arranged on the feeding side of the working table, and the ironing assembly is used for ironing cloth which is about to enter the working table. The ironing assembly is arranged on the feeding side of the workbench, the cloth is ironed to be flat before being cut and sewn, and the effects that the cloth sewing flatness is improved, and the production quality of clothes is improved are achieved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of overlock machines, in particular to an overlock machine with ironing function. BACKGROUND

[0002] The overlock machine is an industrial sewing equipment, which is mainly used for overlock, overcast and overedge of clothes, knitted fabrics and other fabrics. The core functions include preventing cloth selvage from falling off and realizing reinforcement sewing of the cloth. The overlock machine usually includes three, four or five types of lines.

[0003] In the related art, the overlock machine includes a machine body, a workbench arranged on the machine body, a needle arranged on the machine body and a driving mechanism arranged on the machine body. The driving mechanism is used to drive the needle to act. The workbench is used to place the cloth to perform overlock processing on the cloth, so as to reduce the possibility that the cloth selvage falls off and spreads after being cut. Finally, the cut and sewn cloth is sewn into a shaped garment.

[0004] However, in the working process of the above-mentioned overlock machine, when the cloth moves on the workbench, wrinkles are easily generated, so that the wrinkles of the cloth are sewn together when the needle sews, resulting in uneven sewing of the cloth, poor sewing quality and poor production quality of the clothes, and thus needs to be improved. SUMMARY

[0005] In order to improve the sewing effect of the overlock machine and the production quality of the clothes, the application provides an overlock machine with ironing function.

[0006] The overlock machine with ironing function provided by the application adopts the following technical scheme: An overlock machine with ironing function includes a machine body, a workbench arranged on the machine body, a needle arranged on the machine body and a driving mechanism arranged on the machine body. The driving mechanism is used to drive the needle to act. The workbench is used to place the cloth. The workbench includes an inlet side and an outlet side. The inlet side of the workbench is provided with an ironing assembly. The ironing assembly is used to iron the cloth about to enter the workbench.

[0007] Through the above technical scheme, when the overlock machine works, the cloth will first pass through the ironing assembly. The ironing assembly will perform ironing processing on the cloth, so that the surface of the cloth is more flat, and the cloth is more attached to the workbench, so that the cloth is not easy to generate wrinkles in the moving process, and the sewing flatness and quality of the cloth are improved, thereby improving the production quality of the clothes.

[0008] Optionally, the ironing assembly comprises a steam box, a steam generator connected to the steam box, and a partition plate arranged in the steam box, the steam box comprises an upper plate, a lower plate and side plates, the upper plate and the lower plate are oppositely arranged, the upper plate is used for placing cloth, the partition plate and the upper plate form a steam passage, the steam passage is communicated with a gas outlet of the steam generator, and a plurality of steam holes are formed in the upper plate.

[0009] By adopting the above technical scheme, when the cloth is treated by overlock, the cloth can be placed on the upper plate first, then the steam generator is started, the steam generated by the steam generator enters the steam passage first, and then is emitted to the cloth through the steam holes. The steam is uniformly released through the steam holes, efficient and uniform ironing of the cloth is realized, and the possibility of local overheating or insufficient ironing is reduced.

[0010] Optionally, the workbench comprises a sewing area and a moving area, the sewing area is used for sewing the thread on the cloth by the needle, and the moving area is used for moving the cloth by the hands of the worker, the upper plate comprises an ironing area and a placing area, the ironing area is arranged on one side of the upper plate close to the sewing area, the placing area is arranged on one side of the upper plate close to the moving area, the steam holes are arranged in the ironing area, a heat insulation plate is arranged on one side of the placing area close to the ironing area, and a containing gap is formed between the heat insulation plate and the upper plate.

[0011] By adopting the above technical scheme, when the worker places the cloth on the upper plate for ironing, the hands can move the cloth in the placing area, so that the ironed cloth is moved to the workbench for sewing, the heat insulation plate can prevent the hands of the worker from contacting the ironing area, the risk of the worker being scalded by the steam is reduced, and the safety of the operation is improved.

[0012] Optionally, a recovery pipeline is arranged on the machine body, an air suction port of the recovery pipeline faces the needle, and a fan is connected to the recovery pipeline.

[0013] By adopting the above technical scheme, when the overlock machine generates thread ends or dust during sewing, the thread ends and dust and other impurities can be sucked into the recovery pipeline by the fan in time, the possibility of the thread ends and dust flying around and polluting the working environment is reduced, the working area is kept clean, and the possibility of the impurities affecting the sewing quality or equipment operation is reduced.

[0014] Optionally, an air suction pipe is arranged on the side plate, an air suction port of the air suction pipe faces the steam holes, a backflow passage is formed between the partition plate and the lower plate, the air suction pipe is communicated with the backflow passage, a connecting pipe is connected between the backflow passage and the recovery pipeline, an air suction switch is arranged on one end of the connecting pipe close to the steam box, a filter screen is arranged in the recovery pipeline, an air outlet of the fan is communicated with an air inlet of the steam generator, and the recovery pipeline, the connecting pipe and the air inlet of the fan are detachably connected.

[0015] By adopting the technical scheme, when the cloth does not need to be ironed, the air extraction switch can be opened, at this time, the connecting pipe is in communication with the backflow channel, the suction force generated by the fan is transmitted from the connecting pipe to the backflow channel and then to the air extraction pipe, so that the steam emitted from the steam hole is extracted into the backflow channel by the air extraction pipe and then into the connecting pipe, and then is extracted into the recovery pipeline by the fan, and then flows back into the air inlet of the steam generator through the air inlet and the air outlet of the fan, and finally reenters the steam channel through the air outlet of the steam generator, so as to use the steam when needed, and the steam is circulated repeatedly, and the steam is not easy to escape to the environment or other parts of the overlock machine, thereby reducing the influence of the steam escaping on the humidity and temperature of the working environment, ensuring the comfort of the working environment, improving the comfort of the worker operation, and thus improving the working efficiency, and meanwhile, the waste of steam resources when the ironing function is not needed is reduced, the wetting effect of the steam on the metal parts of the overlock machine is reduced, the possibility of rusting of the metal parts of the overlock machine is reduced, and the service life of the overlock machine is prolonged.

[0016] When the cloth needs to be ironed, the air extraction switch can be closed, at this time, the connecting pipe is not in communication with the backflow channel, and the fan will not generate suction force on the gas in the backflow channel, so the steam emitted from the steam hole will not be extracted back into the backflow channel by the air extraction pipe, and the steam is convenient to stay on the cloth to iron the cloth, and the operation is simple. The filter screen can filter the thread generated in the sewing process in the recovery pipeline, so that the recovery channel of the thread is separated from the recovery channel of the steam, and the possibility of the thread adhering to the inner wall of the recovery pipeline after being wetted by the steam is reduced. When the thread in the recovery pipeline needs to be cleaned, the fan can be temporarily stopped, the recovery pipeline can be detached from the connecting pipe and the air inlet of the fan, the recovery pipeline can be taken out of the overlock machine and shaken, and then the thread can be cleaned out of the recovery pipeline, so that the thread in the recovery pipeline is convenient to clean.

[0017] Optionally, the workbench is provided with a fixed plate, a trigger plate is slidably arranged on the fixed plate, the trigger plate can slide in the vertical direction towards or away from the workbench, a pull rope is connected to the trigger plate, the air extraction switch comprises an opening and closing plate slidably arranged on the outer wall of the side plate, the opening and closing plate is used to close or communicate the connecting pipe and the backflow channel, one end of the pull rope is connected to the trigger plate and the other end is connected to the opening and closing plate, the workbench is further provided with a support ring, the pull rope passes through the support ring, the support ring is located above the connecting pipe, and the needle head can push the trigger plate to slide away from the workbench when the needle head operates.

[0018] By adopting the above technical scheme, when the needle head action is stitching, the trigger plate is pushed away from the workbench, so that the trigger plate drives the pull rope to move, and then the pull rope drives the opening and closing plate to slide towards the workbench, so that the opening and closing plate closes the connecting pipe and the backflow channel, so that the steam stays on the cloth to iron the cloth, and the stitching effect is good. When the needle head stops moving, the needle head no longer pushes the trigger plate to move away from the workbench, so that the pull rope no longer pulls the opening and closing plate to slide towards the workbench, so that the opening and closing plate slides away from the workbench under the action of its own gravity, so that the connecting pipe and the backflow channel are connected to recycle the steam. The opening and closing of the air extraction switch is synchronized with the action of the needle head, so that the steam can be recycled by opening the opening and closing plate when the overlock machine is actually used, such as when the next piece of cloth is replaced. When the cloth is placed and the overlock machine is turned on, the opening and closing plate is closed in time to allow the steam to iron the cloth, without manually operating the air extraction switch to open and close it, saving the time of repeatedly operating the air extraction switch, and further improving the recycling effect of the steam and the work efficiency. The opening and closing of the air extraction switch is controlled by the needle head action linkage trigger plate and pull rope, which realizes automatic control of steam recycling during stitching, has a simple structure, responds in time, and improves the automation level of the equipment.

[0019] Optionally, the steam box is detachably connected to the workbench, and the side plate is provided with a connecting hole for connecting the backflow channel and the connecting pipe, the hole diameter of the connecting hole is smaller than the pipe diameter of the connecting pipe, and the opening and closing plate can close the connecting hole.

[0020] By adopting the above technical scheme, when the ironing assembly is not needed, the steam box can be detached from the workbench, and the traditional cloth stitching work can be performed, so that the use mode of the overlock machine is flexible. The pipe diameter of the connecting pipe is larger than the hole diameter of the connecting hole, so that the absorption effect of the connecting pipe on the gas in the backflow channel is good, that is, the recycling effect of the connecting pipe on the steam is good.

[0021] Optionally, the side plate is provided with a connecting plate on the side close to the workbench, the workbench is provided with a mounting groove for the connecting plate to extend into, and the connecting plate and the groove wall of the mounting groove are both provided with connecting screw holes, and connecting bolts are screwed into the connecting screw holes.

[0022] By adopting the above technical scheme, when the ironing assembly needs to be removed, the connecting bolts only need to be unscrewed from the connecting screw holes, and then the connecting plate can be taken out of the mounting groove, which is simple to operate.

[0023] The use method of the overlock machine with an ironing function provided by the present application comprises the following steps: S1, connecting the steam box to the workbench by connecting bolts; S2, laying the cloth to be processed on the upper plate, and turning on the overlock machine and the steam generator; S3, slowly move the ironed flat cloth to the workbench and continue to move; S4, sew the cloth into the collar, sleeves, etc. of the clothes to shape the clothes.

[0024] By adopting the above technical scheme, the worker can quickly install the steam box on the workbench for ironing, improving the processing efficiency. The cloth that has been ironed in advance will have better sewing effect when sewing, and the surface of the cloth is not easy to wrinkle, so that when the cloth is sewn into a shaped garment, the shaping effect of the garment is good, the surface of the garment is more flat, the production quality of the garment is improved, and the sewing effect of the overlock machine is good.

[0025] In summary, the present application has at least one of the following beneficial technical effects: 1. By adding an ironing assembly on the feeding side of the workbench, the cloth is ironed flat by steam before sewing, improving the sewing quality of the cloth, and the heat insulation plate can reduce the risk of direct contact of the worker's hands with steam; 2. When the overlock machine stops sewing, the air suction switch is opened, the steam is sucked into the return channel, reducing the waste of steam resources, while keeping the working environment humidity index stable, improving the comfort of the working environment and the service life of the overlock machine; 3. The action of the needle and the opening and closing of the plate are synchronized, saving the time of manually operating the air suction switch, and further improving the working efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application.

[0027] Figure 2 is a schematic diagram of the cross-sectional structure of the isolation plate in the embodiment of the present application.

[0028] Figure 3 is Figure 2 is an enlarged view of A in

[0029] Figure 4 is a schematic diagram of the local structure of the connecting pipe hidden behind the workbench in the embodiment of the present application.

[0030] Figure 5 is a schematic diagram of the local cross-sectional structure of the support ring in the embodiment of the present application.

[0031] Figure 6 is a schematic diagram of the local cross-sectional structure of the connecting bolt in the embodiment of the present application.

[0032] Explanation of reference signs: 1, body; 2, workbench; 21, sewing area; 22, moving area; 23, fixed plate; 231, trigger plate; 232, pull rope; 233, support ring; 24, mounting groove; 241, connecting screw hole; 242, connecting bolt; 3, needle; 4, driving mechanism; 5, ironing assembly; 51, steam box; 511, upper plate; 512, lower plate; 513, side plate; 514, steam passage; 515, steam hole; 516, ironing area; 517, placement area; 518, heat insulation plate; 519, containing gap; 52, steam generator; 53, isolation plate; 6, recovery pipeline; 61, fan; 62, suction pipe; 63, backflow passage; 64, connecting pipe; 65, filter screen; 7, suction switch; 71, opening and closing plate; 72, connecting hole; 8, connecting plate. DETAILED DESCRIPTION

[0033] The following description will be made in conjunction with the accompanying drawings. Figures 1-6 The application is further described in detail.

[0034] The embodiment of the application discloses a lockstitch machine with ironing function.

[0035] Referring to Figure 1 , Figure 2 and Figure 3 , the lockstitch machine with ironing function comprises a body 1, a workbench 2, a needle 3, a driving mechanism 4 and an ironing assembly 5, wherein the workbench 2 is arranged on the body 1, the needle 3 and the driving mechanism 4 are also arranged on the body 1, the driving mechanism 4 is used for driving the needle 3 to act, the workbench 2 is used for placing cloth, and the ironing assembly 5 is arranged on the feeding side of the workbench 2 and can iron the cloth about to enter the workbench 2, so that the effect of reducing the wrinkle of the cloth and improving the flatness and quality of the cloth is achieved.

[0036] Referring to Figure 1 and Figure 2 , the ironing assembly 5 comprises a steam box 51, a steam generator 52 and an isolation plate 53. The steam generator 52 is connected to the steam box 51, which can be an electric heating type steam generator 52 or a gas heating type steam generator 52. The steam generator 52 can stably generate steam and deliver the steam to the steam box 51.

[0037] Referring to Figure 1 and Figure 2, the isolation plate 53 is arranged in the steam box 51, the steam box 51 includes an upper plate 511, a lower plate 512 and a side plate 513, the upper plate 511 and the lower plate 512 are oppositely arranged, and the upper plate 511 is used for placing cloth. The steam passage 514 is formed between the isolation plate 53 and the upper plate 511, the steam passage 514 is communicated with the gas outlet of the steam generator 52, and a plurality of steam holes 515 are formed in the upper plate 511. The upper plate 511 can be made of a metal material with good heat conduction performance, such as aluminum alloy, so that the heat of the steam can be better transmitted to the cloth.

[0038] With reference to Figure 1 and Figure 2 , the steam holes 515 are uniformly distributed on the upper plate 511, so that the steam can uniformly act on the cloth. The steam generated by the steam generator 52 enters the steam passage 514 through the gas outlet, is sprayed out from the steam holes 515, and then is used for ironing the cloth placed on the upper plate 511.

[0039] With reference to Figure 1 , Figure 2 and Figure 3 , the workbench 2 includes a sewing area 21 and a moving area 22, the sewing area 21 is used for sewing the thread on the cloth by the needle 3. The upper plate 511 includes an ironing area 516 and a placing area 517, the ironing area 516 is arranged on one side of the upper plate 511 close to the sewing area 21, the placing area 517 is arranged on one side of the upper plate 511 close to the moving area 22, the steam holes 515 are arranged in the ironing area 516, and the placing area 517 is provided with a heat insulation plate 518 on one side close to the ironing area 516, and the heat insulation plate 518 is left with an accommodation gap 519 from the upper plate 511.

[0040] With reference to Figure 1 and Figure 2 , the heat insulation plate 518 can be made of heat insulation materials such as asbestos, so as to reduce the heat transfer of the ironing area 516 to the placing area 517 and reduce the risk of workers being scalded by hands. Workers can place their hands in the placing area 517 and move the cloth in the moving area 22, so as to ensure the safety of the hands. The accommodation gap 519 is used for moving the cloth on the upper plate 511, and the cloth is ironed in the ironing area 516 and moved in the placing area 517.

[0041] With reference to Figure 2 , Figure 3 and Figure 4 , the machine body 1 is provided with a recovery pipeline 6, the suction port of the recovery pipeline 6 faces the needle 3, and the recovery pipeline 6 is connected with a fan 61. The fan 61 can suck the thread, dust and other sundries near the needle 3 into the recovery pipeline 6. The side plate 513 is provided with an air suction pipe 62, the air suction port of the air suction pipe 62 faces the steam hole 515, the isolation plate 53 and the lower plate 512 form a backflow passage 63, the air suction pipe 62 is communicated with the backflow passage 63, and the air suction pipe 62 can suck the steam sprayed from the steam hole 515 into the backflow passage 63.

[0042] With reference to Figure 2 and Figure 4 , the backflow channel 63 is connected with the recovery pipeline 6 through the connecting pipe 64, and the steam in the backflow channel 63 enters the recovery pipeline 6 through the connecting pipe 64. The recovery pipeline 6 is provided with a filter screen 65 for filtering the thread ends, dust and other impurities. The air outlet of the fan 61 is communicated with the air inlet of the steam generator 52, and the recovery pipeline 6 is detachably connected with the connecting pipe 64 and the air inlet of the fan 61. Specifically, the connecting pipe 64 can be provided through the wall of the recovery pipeline 6, and the recovery pipeline 6 can be sleeved on the air inlet of the fan 61. The detachable connection design facilitates the cleaning and maintenance of the recovery pipeline 6.

[0043] With reference to Figure 2 and Figure 4 , the connecting pipe 64 is provided with an air extraction switch 7 at one end close to the steam box 51, and the air extraction switch 7 includes an opening and closing plate 71 slidably arranged on the outer wall of the side plate 513. The opening and closing plate 71 is used to close and communicate the connecting pipe 64 and the backflow channel 63. The side plate 513 is provided with a connecting hole 72 for communicating the backflow channel 63 and the connecting pipe 64. The hole diameter of the connecting hole 72 is smaller than the pipe diameter of the connecting pipe 64, and the opening and closing plate 71 can close the connecting hole 72.

[0044] With reference to Figure 4 and Figure 5 , the workbench 2 is provided with a fixed plate 23, and a trigger plate 231 is slidably arranged on the fixed plate 23. The trigger plate 231 can slide in the vertical direction towards or away from the workbench 2. The trigger plate 231 is connected with a pull rope 232, one end of which is connected to the trigger plate 231 and the other end is connected to the opening and closing plate 71. The workbench 2 and the side plate 513 of the steam box 51 are both provided with a support ring 233, and the pull rope 232 is provided through the support ring 233. The support ring 233 is located close to the workbench 2, and the needle 3 can push the trigger plate 231 to slide away from the workbench 2 when it is in action.

[0045] With reference to Figure 2 , Figure 4 and Figure 5 , the trigger plate 231 can slide by cooperating with the sliding groove on the fixed plate 23 through the sliding block. When the needle 3 is in action, the trigger plate 231 is pushed to slide, and the opening and closing plate 71 is pulled by the pull rope 232 to close the connecting hole 72, so as to realize the ironing of the fabric by steam.

[0046] With reference to Figure 6The steam box 51 is detachably connected to the workbench 2, the side plate 513 is provided with a connecting plate 8 close to one side of the workbench 2, the workbench 2 is provided with a mounting groove 24 for the connecting plate 8 to extend into, the connecting plate 8 and the groove wall of the mounting groove 24 are both provided with connecting screw holes 241, and connecting bolts 242 are screwed into the connecting screw holes 241. The detachable design of the steam box 51 makes the use mode of the ironing assembly 5 flexible.

[0047] The implementation principle of the overlock machine with the ironing function is that the ironing assembly 5 is arranged on the feeding side of the workbench 2, steam generated by the steam generator 52 is used to iron the cloth, the possibility of wrinkles of the cloth when moving on the workbench 2 is reduced, the sewing quality of the cloth is improved, and thus the production quality of the clothes is improved. The arrangement of the recovery pipeline 6 and the fan 61 can clean the sundries near the needle 3 in time, and ensure the smooth progress of the sewing work. The design of the steam recovery system recovers and reuses the remaining steam, which saves energy and reduces the possibility of steam environmental pollution.

[0048] The embodiment of the application further discloses a use method of the overlock machine with the ironing function, which comprises the following steps. S1, connecting the steam box 51 to the workbench 2 through the connecting bolts 242. First, align the connecting plate 8 on the side plate 513 of the steam box 51 with the mounting groove 24 on the workbench 2, so that the connecting plate 8 extends into the mounting groove 24, then pass the connecting bolts 242 through the connecting screw holes 241 on the connecting plate 8 and the groove wall of the mounting groove 24, and tighten the connecting bolts 242 to ensure that the steam box 51 is firmly connected to the workbench 2.

[0049] S2, laying the cloth to be processed on the upper plate 511 and starting the overlock machine and the steam generator 52. The cloth is laid flat on the placing area 517 and the ironing area 516 of the upper plate 511, the power supply of the overlock machine and the steam generator 52 is turned on, the steam generator 52 starts to heat water to convert it into steam, and the steam is sprayed out from the steam holes 515 through the steam channels 514 to iron the cloth.

[0050] S3, slowly moving the ironed cloth to the workbench 2 and continuously moving. The worker's hand is placed on the placing area 517 of the upper plate 511 to stably push the cloth to the sewing area 21 of the workbench 2, and the cloth always keeps flat during the movement.

[0051] S4, sewing the cloth into the collar, sleeves and the like of the clothes to form the clothes. When the cloth moves to the sewing area 21, the driving mechanism 4 drives the needle 3 to act to sew the thread on the cloth, the cloth is sewn into the collar, sleeves and the like according to the design requirements of the clothes, and finally assembled into a complete piece of clothes.

[0052] The implementation principle of the use method of the overlock machine with the ironing function is as follows: the steam box 51 is installed first, so that the stable operation of the ironing assembly 5 is ensured. The steam generator 52 is started to iron the cloth, so that the cloth wrinkles are reduced, and the sewing quality is improved. The cloth is slowly moved and sewn, so that the fineness of clothes production is ensured. The above production steps ensure the flatness of cloth sewing, so that the production quality and efficiency of clothes are improved.

[0053] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, and therefore: all equivalent changes made on the basis of the structure, shape, principle of the present application shall be covered within the protection scope of the present application.

Claims

1. An overlock sewing machine with an ironing function, comprising a machine body (1), a workbench (2) arranged on the machine body (1), a needle (3) arranged on the machine body (1), and a driving mechanism (4) arranged on the machine body (1), wherein the driving mechanism (4) is used to drive the needle (3) to move, and the workbench (2) is used to place cloth, characterized in that: The workbench (2) comprises a feeding side and a discharging side. The feeding side of the workbench (2) is provided with an ironing assembly (5), and the ironing assembly (5) is used for ironing the cloth that is about to enter the workbench (2).

2. The overlock sewing machine with ironing function according to claim 1, characterized in that: The ironing assembly (5) comprises a steam box (51), a steam generator (52) connected to the steam box (51), and an isolation plate (53) arranged in the steam box (51); the steam box (51) comprises an upper plate (511), a lower plate (512), and a side plate (513); the upper plate (511) and the lower plate (512) are arranged opposite to each other; the upper plate (511) is used to place cloth; a steam channel (514) is formed between the isolation plate (53) and the upper plate (511); the steam channel (514) is communicated with the air outlet of the steam generator (52); and a plurality of steam holes (515) are opened on the upper plate (511).

3. The overlock sewing machine with ironing function according to claim 2, characterized in that: The workbench (2) includes a sewing area (21) and a moving area (22), wherein the sewing area (21) is used for a needle (3) to sew thread onto a cloth, and the moving area (22) is used for a worker's hand to move the cloth. The upper plate (511) includes an ironing area (516) and a placement area (517), wherein the ironing area (516) is arranged on a side of the upper plate (511) close to the sewing area (21), and the placement area (517) is arranged on a side of the upper plate (511) close to the moving area (22). The steam hole (515) is opened in the ironing area (516), and a heat insulation board (518) is provided on a side of the placement area (517) close to the ironing area (516), and an accommodation gap (519) is left between the heat insulation board (518) and the upper plate (511).

4. The overlock sewing machine with ironing function according to claim 2, characterized in that: The machine body (1) is provided with a recovery pipe (6), the air outlet of the recovery pipe (6) faces the needle head (3), and the recovery pipe (6) is connected to a fan (61).

5. The overlock sewing machine with ironing function according to claim 4, characterized in that: An exhaust pipe (62) is provided on the side plate (513), and the exhaust port of the exhaust pipe (62) faces the steam hole (515). A return channel (63) is formed between the isolation plate (53) and the lower plate (512). The exhaust pipe (62) is in communication with the return channel (63). A connecting pipe (64) is connected between the return channel (63) and the recovery pipe (6). An exhaust switch (7) is provided at one end of the connecting pipe (64) close to the steam box (51). A filter screen (65) is provided in the recovery pipe (6). The air outlet of the fan (61) is in communication with the air inlet of the steam generator (52). The recovery pipe (6) is detachably connected to the connecting pipe (64) and the air inlet of the fan (61).

6. The overlock sewing machine with ironing function according to claim 5, characterized in that: The workbench (2) is provided with a fixed plate (23), a trigger plate (231) is slidably provided on the fixed plate (23), the trigger plate (231) can slide in a vertical direction toward or away from the workbench (2), a pull rope (232) is connected to the trigger plate (231), the air extraction switch (7) includes an opening and closing plate (71) slidably provided on the outer wall of the side plate (513), the opening and closing plate (71) is used to close and connect the connecting pipe (64) and a reflux channel (63), one end of the pull rope (232) is connected to the trigger plate (231), and the other end is connected to the opening and closing plate (71), and a support ring (233) is further provided on the workbench (2), and the pull rope (232) is passed through the support ring (233), and the support ring (233) is located above the connecting tube (64), and when the needle (3) is actuated, it can push the trigger plate (231) to slide in a direction away from the workbench (2).

7. The overlock sewing machine with ironing function according to claim 5, characterized in that: The steam box (51) is detachably connected to the workbench (2); a connecting hole (72) for connecting the reflux channel (63) with the connecting pipe (64) is provided on the side plate (513); the diameter of the connecting hole (72) is smaller than the diameter of the connecting pipe (64); and the opening and closing plate (71) is capable of closing the connecting hole (72).

8. The overlock sewing machine with ironing function according to claim 7, characterized in that: A connecting plate (8) is provided on one side of the side plate (513) close to the workbench (2); a mounting groove (24) for the connecting plate (8) to extend into is provided on the workbench (2); connecting screw holes (241) are provided on the groove walls of the connecting plate (8) and the mounting groove (24); and connecting bolts (242) are threadedly connected in the connecting screw holes (241).

9. A method for using an overlock sewing machine with an ironing function, characterized in that , including the following steps: S1, connect the steam box (51) to the workbench (2) via the connecting bolts (242); S2, laying the fabric to be processed on the upper plate (511), and turning on the overlock sewing machine and the steam generator (52); S3, slowly moving the ironed cloth onto the workbench (2) and continuing to move; S4, sewing the fabric into collars, sleeves, etc. of the garment to form the garment.

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