Automatic cutting piece sewing system

Abstract

The invention discloses an automatic sewing system for cut-parts, and relates to the technical field of garment processing equipment.The automatic sewing system comprises a workbench, a rack, a movable frame, a positioning template and a control system.The rack is provided with a sewing mechanism used for sewing cut-parts and a cutting mechanism used for cutting the cut-parts; a moving mechanism used for driving the moving frame to move in the horizontal direction is arranged on the workbench, the control system is electrically connected with the sewing mechanism, the cutting mechanism and the moving mechanism, the positioning template is used for fixing a garment piece to be sewn, and a sewing opening corresponding to the sewing position of the garment piece is formed in the positioning template. And a fixing assembly for fixing the positioning template is arranged on the movable frame. According to the sewing system, the process can be simplified, meanwhile, the good machining precision requirement is guaranteed, and the machining efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of garment processing equipment, and in particular to an automated sewing system for cutting pieces. Background Art

[0002] Cutting pieces are garments designed and drawn according to standard, which are cut but not sewn. Cutting pieces can be pieces of cloth or paper. Cutting pieces have to go through sewing, gluing, splicing, further cutting and other processes in the subsequent processing. With the development of society and the advancement of science and technology, in large-scale clothing manufacturing workshops, many subsequent processing processes of cutting pieces have gradually realized the transformation from mechanized production to manual production.

[0003] When sewing garment pieces, the existing sewing system uses a simple mechanical clamp to fix the garment pieces, and then moves the garment pieces to the sewing position for sewing; when fixing the garment pieces, it is also necessary to ensure the flatness and positioning accuracy of the garment pieces. The entire adjustment process is cumbersome and greatly affects the processing efficiency. Therefore, when using the sewing system, how to simplify the process while ensuring good processing accuracy requirements has become a technical problem that the current industry needs to solve urgently. Summary of the invention

[0004] In view of the problems existing in the prior art, the present application provides an automated sewing system for cut pieces.

[0005] The present application provides an automatic sewing system for cutting pieces, which adopts the following technical solutions: An automated sewing system for cutting pieces comprises a workbench, a frame, a mobile frame, a positioning template and a control system, wherein the frame is provided with a sewing mechanism for sewing garment pieces and a cutting mechanism for cutting garment pieces, the workbench is provided with a moving mechanism for driving the mobile frame to move in a horizontal direction, the control system is electrically connected to the sewing mechanism, the cutting mechanism and the moving mechanism respectively, the positioning template is used to fix the garment pieces to be sewn, and the positioning template is provided with sewing openings corresponding to the sewing positions of the garment pieces, and the mobile frame is provided with a fixing component for fixing the positioning template.

[0006] Optionally, the positioning template includes a lower template and an upper template, the lower template and the upper template are both made of a flexible transparent colloid material, and the edges of the upper template and the lower template are commonly fixedly connected with a positioning strip, the lower template is provided with a placement area for placing garment pieces to be sewn, the upper template is used to press on the lower template, and the sewing openings are both provided on the lower template and the upper template.

[0007] Optionally, the fixing assembly includes a clamping plate and an electric push rod, the clamping plate is slidably arranged on a movable frame, the electric push rod is installed on the movable frame and is used to drive the clamping plate to slide, and the electric push rod is electrically connected to a control system.

[0008] Optionally, a positioning buckle is rotatably provided on the movable frame, and a servo cylinder for driving the positioning buckle to rotate is provided on the movable frame, and the servo cylinder is electrically connected to the control system, and positioning holes are provided on the lower template and the upper template, and the positions of the positioning holes on the lower template and the upper template correspond to each other, and both are adapted to the positioning buckle for insertion of the positioning buckle.

[0009] Optionally, the lower template is provided with an identification chip for marking the model of the positioning template, the mobile frame is provided with an identification module for identifying the model of the lower template, and the identification module is electrically connected to the control system.

[0010] Optionally, a plurality of placement intervals are provided on the lower template, and a sensing module is provided in each of the placement intervals. The sensing module is used to identify whether a material is placed in the placement interval, and each of the sensing modules is electrically connected to the identification chip.

[0011] Optionally, the cutting mechanism includes a laser cutting machine, a base plate is fixedly arranged on the workbench, a cutting hole is opened on the base plate, and the cutting hole corresponds to the position of the cutting head of the laser cutting machine.

[0012] Optionally, a cleaning rack is provided at the bottom end of the base plate, a driving assembly for driving the cleaning rack to slide in a horizontal or vertical direction is provided on the workbench, a brush rod is rotatably provided on the cleaning rack, a motor for driving the brush rod to rotate is provided on the cleaning rack, and the brush rod is used to be inserted into the cutting hole, a plurality of bristles are provided on the side wall of the brush rod, and the driving assembly and the motor are both electrically connected to the control system.

[0013] Optionally, a through hole is provided at the top of the brush rod, a vacuum cleaner is provided on the workbench, the vacuum cleaner is electrically connected to the control system, the vacuum cleaner is connected to a dust suction pipe, and the dust suction pipe is connected to the through hole.

[0014] Optionally, a dust hood is arranged on the frame along the circumference of the cutting head of the laser cutting machine, a slope is arranged at the top of the dust hood along the circumference of the dust hood, a cavity is arranged inside the dust hood, a plurality of dust suction holes connected with the cavity are arranged on the slope along the circumference of the dust hood, the dust suction pipe is connected with a guide pipe, the guide pipe is connected with the cavity, a three-way valve is arranged at the connecting end of the guide pipe and the dust suction pipe, and the three-way valve is electrically connected to the control system.

[0015] In summary, the present application includes at least one of the following beneficial technical effects: 1. The sewing system of the present application can simplify the process while ensuring good processing accuracy requirements; specifically, before sewing the garment pieces, multiple positioning templates are prepared, and the garment pieces to be sewn are respectively placed on the corresponding positioning templates, and it is ensured that the garment pieces are located at the sewing opening position; when the garment pieces need to be sewn, it is only necessary to accurately place the positioning template with the garment pieces on the mobile frame, and fix the positioning template by the fixing component, so as to complete the rapid and accurate positioning and installation of the garment pieces, and effectively simplify the process and improve the processing efficiency.

[0016] 2. The present application significantly reduces the need for human intervention through the integrated management of the sewing mechanism, cutting mechanism and moving mechanism by the control system, thereby improving the automation and reliability of the processing flow; specifically, after the positioning template is installed, the corresponding sewing program is selected through the control system, and the sewing mechanism and the moving mechanism are controlled to work separately, while the moving mechanism drives the moving frame to move in the horizontal direction, the garment pieces are sewed through the sewing mechanism, and after the sewing of the garment pieces is completed, the cutting mechanism is controlled to work, and the movement of the moving frame is coordinated to accurately cut the excess fabric on the garment pieces, thereby completing the automated sewing and cutting of the garment pieces.

[0017] 3. The present application comprises a positioning template consisting of a lower template and an upper template, both of which are made of flexible transparent colloid material, and the edges of the upper template and the lower template are fixedly connected with positioning strips. When installing the garment pieces, the upper template is opened, the garment pieces are placed in the placement interval of the lower template, and then the upper template is pressed on the lower template to complete the installation and positioning of the garment pieces, thereby improving the convenience of operation; and the lower template and the upper template are made of transparent materials, which is convenient for observing the placement status and sewing position of the garment pieces, thereby improving the accuracy of the installation and positioning of the garment pieces.

[0018] 4. The cleaning rack can slide horizontally or vertically under the action of the drive assembly, thereby accurately adjusting the position of the brush rod so that the brush rod can be accurately inserted into the cutting hole. At the same time, the motor drives the brush rod to rotate, and the bristles on the side wall of the brush rod effectively remove the residue and debris in the cutting hole to prevent the residue from affecting the quality and accuracy of subsequent cutting operations. In addition, the entire process is coordinated by the control system, which improves the automation of the cleaning operation, reduces the need for manual intervention, and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application; Figure 2 It is a structural schematic diagram used to express the moving mechanism in the embodiment of the present application; Figure 3 It is a structural schematic diagram of an embodiment of the present application for expressing a positioning template; Figure 4It is a cross-sectional view of the structure of the mobile frame used to express the embodiment of the present application; Figure 5 It is a cross-sectional view of the structure of the workbench used to express the embodiment of the present application; Figure 6 It is a schematic diagram of the structure of the cleaning rack used in the embodiment of the present application; Figure 7 It is a cross-sectional view of the structure of the dust hood used to express the embodiment of the present application.

[0020] Explanation of reference numerals: 1. workbench; 11. guide rail; 12. bottom plate; 121. cutting hole; 13. sliding frame; 14. first cylinder; 15. second cylinder; 16. vacuum cleaner; 161. vacuum pipe; 162. flow guide pipe; 163. three-way valve; 2. frame; 21. sewing mechanism; 22. cutting mechanism; 23. dust cover; 231. cavity; 232. vacuum hole; 3. mobile frame; 31. identification module; 32. clamping plate; 33. electric push rod; 34. positioning buckle; 35. servo Cylinder; 4. Positioning template; 41. Lower template; 411. Placement interval; 412. Sensing module; 42. Upper template; 43. Positioning card strip; 44. Sewing mouth; 45. Identification chip; 46. Positioning hole; 5. Control system; 6. Moving mechanism; 61. Horizontal frame; 62. First linear motor; 63. Second linear motor; 7. Cleaning frame; 71. Brush rod; 711. Brush hair; 712. Through hole; 713. Connecting sleeve; 72. Motor; 73. Driving gear; 74. Driven gear. DETAILED DESCRIPTION

[0021] The following will be combined with the attached Figure 1 -Attached Figure 7 , the technical solutions in the embodiments of the present invention are clearly and completely described. The described embodiments are only possible technical implementations of the present invention, not all possible implementations. Those skilled in the art can completely combine the embodiments of the present invention to obtain other embodiments without creative work, and these embodiments are also within the scope of protection of the present invention.

[0022] The inventor of the present application has found that the existing sewing system uses a simple mechanical clamp to fix the garment pieces and move them to the sewing position for sewing. However, in the process of fixing the garment pieces, it is also necessary to ensure the flatness and positioning accuracy of the garment pieces. The entire adjustment process is cumbersome and complicated, which seriously affects the processing efficiency. To this end, the present application discloses an automated sewing system for cutting pieces, which mainly adopts the following schemes: The present application embodiment discloses an automatic sewing system for cutting pieces. Figure 1 , 2, including a workbench 1, a frame 2, a movable frame 3, a positioning template 4 and a control system 5. The frame 2 is provided with a sewing mechanism 21 for sewing garment pieces and a cutting mechanism 22 for cutting garment pieces. The sewing mechanism 21 adopts a sewing machine. The top of the workbench 1 is horizontally arranged, and the workbench 1 is provided with a moving mechanism 6 for driving the movable frame 3 to move in a horizontal direction. The control system 5 is electrically connected to the sewing mechanism 21, the cutting mechanism 22 and the moving mechanism 6 respectively. The movable frame 3 is provided with a fixing component for fixing the positioning template 4.

[0023] Reference Figure 2 Specifically, the moving mechanism 6 includes a horizontal frame 61, a first linear motor 62 and a second linear motor 63. A guide rail 11 is fixedly arranged on the workbench 1, and the guide rail 11 is arranged horizontally. The horizontal frame 61 is slidably arranged on the guide rail 11 along the length direction of the guide rail 11. The first linear motor 62 is installed on the guide rail 11 to drive the horizontal frame 61 to slide. The moving frame 3 is slidably arranged on the horizontal frame 61. The sliding direction of the moving frame 3 is horizontal and perpendicular to the length direction of the guide rail 11. The second linear motor 63 is installed on the horizontal frame 61 to drive the moving frame 3 to slide. The first linear motor 62 and the second linear motor 63 are both electrically connected to the control system 5.

[0024] Reference Figure 3 The positioning template 4 includes a lower template 41 and an upper template 42. The lower template 41 and the upper template 42 are both made of a flexible transparent colloid material, such as TPU film material, which has good light transmittance and softness. The edges of the upper template 42 and the lower template 41 are fixedly connected with a positioning card strip 43. The lower template 41 is provided with a plurality of placement intervals 411 for placing the garment pieces to be sewn. Each placement interval 411 is arranged in a matrix on the lower template 41. The lower template 41 and the upper template 42 are both provided with a plurality of sewing openings 44. The sewing openings 44 on the lower template 41 correspond to the placement intervals 411 one by one, and the positions of the sewing openings 44 on the upper template 42 and the lower template 41 correspond to each other one by one. The setting of multiple placement intervals 411 can accommodate multiple pieces at the same time, improve the batch processing capacity of the system, reduce the frequency of replacing pieces, and thus improve the overall work efficiency.

[0025] Reference Figure 2 , 3, an identification chip 45 is provided on the lower template 41, and an identification module 31 is provided on the mobile frame 3. The identification module 31 is electrically connected to the control system 5. When the positioning template 4 is installed on the mobile frame 3, the position of the identification chip 45 corresponds to that of the identification module 31. The identification chip 45 can store and identify the model information of the positioning template 4, ensuring that the positioning templates 4 of different specifications are unique and identifiable in the system; the identification module 31 on the mobile frame 3 can quickly read the information of the identification chip 45, and transmit the data to the control system 5, so that the control system 5 can call the corresponding processing parameters and programs according to the specific model of the lower template 41; this automated identification method avoids the errors that may be caused by manual judgment, and improves the reliability and operation efficiency of the system.

[0026] Reference Figure 3 A sensing module 412 is provided in each placement interval 411. The sensing module 412 can adopt a pressure sensor or a photoelectric sensor. Each sensing module 412 is electrically connected to the identification chip 45. The sensing module 412 can identify whether there is material placed in the placement interval 411. The design of the electrical connection between the sensing module 412 and the identification chip 45 enables the system to automatically obtain and record the status information of each placement interval 411, which is convenient for the automatic control and management of the subsequent process flow, avoids sewing or cutting without cutting pieces due to misoperation, and improves the reliability and safety of the system.

[0027] Reference Figure 4 The fixing assembly includes a clamping plate 32 and an electric push rod 33. The clamping plate 32 is slidably arranged on the moving frame 3 in the vertical direction. The electric push rod 33 is installed on the moving frame 3 and is used to drive the clamping plate 32 to slide. The electric push rod 33 is electrically connected to the control system 5. The positioning card strip 43 of the positioning template 4 is accurately placed on the moving frame 3, and the clamping plate 32 is driven by the electric push rod 33 to slide and press the positioning card strip 43, so as to fix the positioning template 4.

[0028] Reference Figure 4 A positioning buckle 34 is also rotatably provided on the movable frame 3, and a servo cylinder 35 for driving the positioning buckle 34 to rotate is provided on the movable frame 3. Specifically, the cylinder body of the servo cylinder 35 is hinged on the movable frame 3, and the piston rod of the servo cylinder 35 is hinged to the positioning buckle 34. Positioning holes 46 are provided on the lower template 41 and the upper template 42. The positions of the positioning holes 46 on the lower template 41 and the upper template 42 correspond to each other, and both are adapted to the positioning buckle 34. The servo cylinder 35 is electrically connected to the control system 5; when the positioning template 4 is fixed, the servo cylinder 35 drives the positioning buckle 34 to rotate, so that the positioning buckle 34 is inserted into the positioning holes 46 on the lower template 41 and the upper template 42, thereby further improving the positioning accuracy and installation stability of the positioning template 4.

[0029] Furthermore, when the positioning template 4 is installed on the mobile frame 3 and the installation position is accurate, the identification module 31 can sense the identification chip 45, thereby transmitting data to the control system 5, and the control system 5 then quickly controls the electric push rod 33 and the servo cylinder 35 to work, and uses the splint 32 and the positioning buckle 34 to fix the positioning template 4.

[0030] Reference Figure 5 , 6 The cutting mechanism 22 adopts a laser cutting machine. A bottom plate 12 is fixedly arranged on the workbench 1. The top of the bottom plate 12 is arranged horizontally. A cutting hole 121 is opened on the bottom plate 12, and the cutting hole 121 corresponds to the position of the cutting head of the laser cutting machine. A cleaning rack 7 is arranged at the bottom end of the bottom plate 12. A driving assembly for driving the cleaning rack 7 to slide in a horizontal or vertical direction is arranged on the workbench 1. Specifically, the driving assembly includes a sliding rack 13, a first cylinder 14 and a second cylinder 15. The sliding rack 13 is arranged to slide at the bottom end of the bottom plate 12 in a horizontal direction. The first cylinder 14 is installed at the bottom end of the workbench 1 to drive the sliding rack 13 to slide. The cleaning rack 7 is arranged on the sliding rack 13 in a direction perpendicular to the bottom plate 12. The second cylinder 15 is installed on the sliding rack 13 to drive the cleaning rack 7 to slide. The first cylinder 14 and the second cylinder 15 are both electrically connected to the control system 5.

[0031] Reference Figure 6 A brush rod 71 is rotatably provided on the cleaning frame 7, the length direction of the brush rod 71 is perpendicular to the bottom plate 12, and a plurality of bristles 711 are provided on the side wall of the brush rod 71, and a motor 72 for driving the brush rod 71 to rotate is installed on the cleaning frame 7; specifically, a driving gear 73 is coaxially fixedly provided on the output shaft of the motor 72, a driven gear 74 is coaxially fixedly provided on the brush rod 71, and the driving gear 73 is meshed with the driven gear 74, and the motor 72 is electrically connected to the control system 5. The cleaning frame 7 is driven to slide by the driving assembly, so as to accurately adjust the position of the brush rod 71, so that the brush rod 71 can be accurately inserted into the cutting hole 121. At the same time, the motor 72 drives the brush rod 71 to rotate, and cooperates with the bristles 711 on the side wall of the brush rod 71 to effectively remove the residues and debris in the cutting hole 121, and prevent the residues from affecting the quality and accuracy of subsequent cutting operations.

[0032] Reference Figure 5 , 6A through hole 712 is provided at the top of the brush rod 71, and a connecting sleeve 713 is coaxially rotatably provided at the bottom end of the brush rod 71. A vacuum cleaner 16 is provided on the workbench 1, and the vacuum cleaner 16 is connected to a dust suction pipe 161, and the dust suction pipe 161 is connected to the connecting sleeve 713. The vacuum cleaner 16 is electrically connected to the control system 5. When the cleaning frame 7 completes the cleaning of the residue and debris in the cutting hole 121, the vacuum cleaner 16 can be connected to the through hole 712 at the top of the brush rod 71 through the dust suction pipe 161 to further remove the fine particles or dust remaining in the cutting hole 121.

[0033] Reference Figure 6 , 7 A dust hood 23 is arranged on the frame 2 along the circumference of the cutting head of the laser cutting machine, a slope is arranged at the top of the dust hood 23 along the circumference of the dust hood 23, a cavity 231 is arranged inside the dust hood 23, a plurality of dust suction holes 232 connected with the cavity 231 are arranged on the slope along the circumference of the dust hood 23, a dust suction pipe 161 is connected with a guide pipe 162, the guide pipe 162 is connected with the cavity 231, a three-way valve 163 is arranged at the connecting end of the guide pipe 162 and the dust suction pipe 161, and the three-way valve 163 is electrically connected to the control system 5; when the laser cutting machine is working, the dust collector 16 is controlled to be connected with the guide pipe 162 through the three-way valve 163, and the smoke and dust generated during the cutting process are sucked through the dust hood 23 to avoid spreading to the surrounding environment; further, the dust hood 23 is arranged along the circumference of the cutting head of the laser cutting machine, which can effectively cover the cutting area and improve the effect of sucking smoke and dust. At the same time, the dust suction hole 232 is arranged on the slope at the top of the dust suction cover 23, which can also effectively prevent the airflow from interfering with the cutting operation of the laser cutting machine.

[0034] The implementation principle of an automated sewing system for cutting pieces in an embodiment of the present application is as follows: before sewing the garment pieces, a plurality of positioning templates 4 are prepared, and the garment pieces to be sewn are respectively placed on the corresponding positioning templates 4, and it is ensured that the garment pieces are located at the sewing opening 44; when the garment pieces need to be sewn, the positioning strips 43 of the positioning templates 4 are accurately placed on the movable frame 3, and the electric push rod 33 is used to drive the clamping plate 32 to slide and press the positioning strips 43, thereby fixing the positioning template 4, thereby completing the rapid and accurate positioning and installation of the garment pieces, and effectively simplifying the process and improving the processing efficiency.

[0035] Furthermore, when the positioning template 4 is fixed to the mobile frame 3, the identification module 31 on the mobile frame 3 can quickly read the information of the identification chip 45 and transmit the data to the control system 5, so that the control system 5 can call the corresponding processing parameters and programs according to the specific model of the lower template 41; this automated identification method avoids the errors that may be caused by manual judgment and improves the reliability and operating efficiency of the system.

[0036] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An automated sewing system for cut pieces, characterized in that: The invention comprises a workbench (1), a frame (2), a movable frame (3), a positioning template (4) and a control system (5); the frame (2) is provided with a sewing mechanism (21) for sewing garment pieces and a cutting mechanism (22) for cutting garment pieces; the workbench (1) is provided with a moving mechanism (6) for driving the movable frame (3) to move in a horizontal direction; the control system (5) is electrically connected to the sewing mechanism (21), the cutting mechanism (22) and the moving mechanism (6) respectively; the positioning template (4) is used to fix the garment pieces to be sewn, and the positioning template (4) is provided with a sewing opening (44) corresponding to the sewing position of the garment pieces; and the movable frame (3) is provided with a fixing component for fixing the positioning template (4).

2. The automatic sewing system for cutting pieces according to claim 1, characterized in that: The positioning template (4) comprises a lower template (41) and an upper template (42), the lower template (41) and the upper template (42) are both made of a flexible transparent colloid material, and the edges of the upper template (42) and the lower template (41) are fixedly connected with a positioning clip (43), the lower template (41) is provided with a placement area (411) for placing garment pieces to be sewn, the upper template (42) is used to press on the lower template (41), and the lower template (41) and the upper template (42) are both provided with the sewing opening (44).

3. The automatic sewing system for cutting pieces according to claim 2, characterized in that: The fixing assembly comprises a clamping plate (32) and an electric push rod (33), wherein the clamping plate (32) is slidably arranged on the moving frame (3), and the electric push rod (33) is installed on the moving frame (3) and is used to drive the clamping plate (32) to slide, and the electric push rod (33) is electrically connected to the control system (5).

4. The automatic sewing system for cutting pieces according to claim 3, characterized in that: A positioning buckle (34) is rotatably provided on the movable frame (3), a servo cylinder (35) for driving the positioning buckle (34) to rotate is provided on the movable frame (3), the servo cylinder (35) is electrically connected to the control system (5), and positioning holes (46) are provided on both the lower template (41) and the upper template (42), and the positioning holes (46) on the lower template (41) and the upper template (42) correspond in position and are both adapted to the positioning buckle (34) for insertion of the positioning buckle (34).

5. The automatic sewing system for cutting pieces according to claim 4, characterized in that: The lower template (41) is provided with an identification chip (45) for marking the model of the positioning template (4); the mobile frame (3) is provided with an identification module (31) for identifying the model of the lower template (41); and the identification module (31) is electrically connected to the control system (5).

6. The automatic sewing system for cutting pieces according to claim 5, characterized in that: A plurality of placement intervals (411) are arranged on the lower template (41), and a sensing module (412) is arranged in each of the placement intervals (411). The sensing module (412) is used to identify whether a material is placed in the placement interval (411), and each of the sensing modules (412) is electrically connected to an identification chip (45).

7. The automatic sewing system for cutting pieces according to claim 1, characterized in that: The cutting mechanism (22) comprises a laser cutting machine, a bottom plate (12) is fixedly arranged on the workbench (1), a cutting hole (121) is opened on the bottom plate (12), and the cutting hole (121) corresponds to the position of the cutting head of the laser cutting machine.

8. The automatic sewing system for cutting pieces according to claim 7, characterized in that: A cleaning frame (7) is arranged at the bottom end of the bottom plate (12); a driving assembly for driving the cleaning frame (7) to slide in a horizontal or vertical direction is arranged on the workbench (1); a brush rod (71) is rotatably arranged on the cleaning frame (7); a motor (72) for driving the brush rod (71) to rotate is arranged on the cleaning frame (7); the brush rod (71) is used to be inserted into the cutting hole (121); a plurality of bristles (711) are arranged on the side wall of the brush rod (71); and the driving assembly and the motor (72) are both electrically connected to a control system (5).

9. The automatic sewing system for cutting pieces according to claim 8, characterized in that: A through hole (712) is provided at the top end of the brush rod (71); a vacuum cleaner (16) is provided on the workbench (1); the vacuum cleaner (16) is electrically connected to the control system (5); the vacuum cleaner (16) is connected to a vacuum pipe (161); and the vacuum pipe (161) is connected to the through hole (712).

10. The automatic sewing system for cutting pieces according to claim 9, characterized in that: A dust hood (23) is arranged on the frame (2) along the circumference of the cutting head of the laser cutting machine, a slope is arranged at the top of the dust hood (23) along the circumference of the dust hood (23), a cavity (231) is arranged inside the dust hood (23), a plurality of dust suction holes (232) connected to the cavity (231) are arranged on the slope along the circumference of the dust hood (23), the dust suction pipe (161) is connected to a guide pipe (162), the guide pipe (162) is connected to the cavity (231), a three-way valve (163) is arranged at the connecting end of the guide pipe (162) and the dust suction pipe (161), and the three-way valve (163) is electrically connected to the control system (5).

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