Unmanned workstation of flanging machine

Abstract

The invention discloses an unmanned workstation of a flanging machine, and belongs to the technical field of leather shoe, leather bag and leather product processing, the unmanned workstation of the flanging machine is composed of a workbench, a feeding unit, a conveying unit, a robot unit, a flanging sewing unit, a visual detection system and a control system, the front side of the workbench is provided with the feeding unit used for automatically feeding a to-be-processed product; the rear side of the workbench is provided with a conveying unit for automatically discharging machined products, one side of the workbench is provided with a robot unit used for moving the products to be machined, and the other side of the workbench is provided with an edge folding and sewing unit used for conducting edge folding and sewing line shaping on the products to be machined in the moving process of the robot unit. Compared with the prior art, the unmanned leather material automatic edge folding process of the multi-curve small-size workpiece can be achieved, manual operation is reduced, an automatic production line without manual intervention is formed, the labor cost is reduced, meanwhile, the rejection rate is reduced, and safety is improved.

Description

Technical Field

[0001] The invention relates to the technical field of leather shoes, leather bags and leather goods processing, in particular to an unmanned workstation for a folding machine. Background Art

[0002] The unmanned workstation of the folding machine is mainly used in the production of leather shoes, leather bags, leather covers and other leather products. The operators of the folding machines must be skilled, otherwise waste products are likely to occur. The skilled operators have high wages and are relatively old. The industry needs fully automated equipment to replace skilled operators, improve product quality, improve consistency, reduce production costs and enhance corporate competitiveness.

[0003] The existing folding machines are manually operated by experienced workers to fold the leather. The dimensional error after folding is large, and the workpiece cannot fully meet the design requirements. The next sewing process cannot use a high-speed template machine to sew the workpiece, and can only use a low-speed roller machine to sew, which is inefficient and increases manufacturing costs. Summary of the invention

[0004] The object of the present invention is to provide an unmanned workstation for a folding machine to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: an unmanned workstation for a folding machine, comprising a workbench, a loading unit for automatically loading the workpiece to be processed is arranged on the front side of the workbench, a conveying unit for automatically unloading the processed product is arranged on the rear side of the workbench, a robot unit for moving the workpiece to be processed is arranged on one side of the workbench, and a folding and sewing unit for folding the workpiece to be processed and shaping the stitches while the robot unit is moving is arranged on the other side of the workbench.

[0006] Preferably, it also includes a visual inspection system and a control system; the visual inspection system is used to monitor the processed products in real time; the control system is used to control the loading unit, the conveying unit, the robot unit, the hemming and sewing unit and the visual inspection system, so as to realize the scheduling tasks, monitor the equipment status and handle the emergency situations.

[0007] Preferably, the loading unit includes a mounting plate and a placing seat, the mounting plate is provided with an execution unit for driving the placing seat to move up and down, the bottom of the mounting plate is provided with a fixed seat, the fixed seat is slidably connected with a moving block via a slide rail, the top of the moving block is provided with a limiting rod for limiting the position of the shoe material, and a folding rod is provided between the moving block and the fixed seat.

[0008] Preferably, the conveying unit comprises a bracket, a truss is arranged on the top of the bracket, a slide and an actuator for driving the slide to move are arranged on the truss, and a connecting plate is arranged on the slide.

[0009] Preferably, the connecting plate is slidably connected to a movable arm via a second slide rail, a cylinder is provided on the top of the connecting plate, a grabbing piece for adsorbing and fixing the shoe material is provided on the movable arm, and the movable arm is slidably connected to one of the grabbing pieces via a third slide rail.

[0010] Preferably, the robot unit includes a robotic arm, the output side of the robotic arm is connected to a fixed plate via two connecting frames, a mounting bar is provided on one side of the fixed plate, a fixing bar is provided on the mounting bar, a mounting arm is provided at the bottom of the fixing bar, a transmission part connected to the output shaft of the robotic arm is provided on the mounting arm, the end of the mounting arm is rotatably connected to a driving shaft, and a plate body is provided at the bottom of the driving shaft.

[0011] Preferably, the driving shaft and the transmission member are both provided with synchronous wheels, and a synchronous belt is sleeved on the two synchronous wheels. Two guide wheels for guiding the synchronous belt are rotatably connected to the mounting arm via a rotating shaft.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The shoe material is conveyed upward by the feeding unit, and then the shoe material is moved in multiple curves by controlling the robot unit, and the shoe material is folded and sewn in coordination with the folding and sewing unit, thereby realizing an unmanned automatic leather folding process for multi-curve small-size workpieces. Under the action of the conveying unit, the folded and sewn shoe material can be unloaded, reducing manual operation, forming an automated production line without manual intervention, reducing labor costs, and also reducing the scrap rate caused by improper manual operation, thereby improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0015] Figure 2 It is a structural schematic diagram of a feeding unit of the present invention;

[0016] Figure 3 It is a structural schematic diagram of the conveying unit of the present invention;

[0017] Figure 4 is a schematic structural diagram of a robot unit of the present invention;

[0018] Figure 5 It is a schematic diagram of a partial structure of a robot unit of the present invention;

[0019] Figure 6 for Figure 5 Structural breakdown diagram.

[0020] In the figure:

[0021] 100. Workbench;

[0022] 200, feeding unit; 201, mounting plate; 202, placement seat; 203, execution unit; 204, fixed seat; 205, slide rail 1; 206, moving block; 207, limit rod; 208, folding rod;

[0023] 300, conveying unit; 301, bracket; 302, truss; 303, actuator; 304, slide seat; 305, connecting plate; 306, cylinder; 307, moving arm; 308, slide rail 2; 309, grabbing member; 310, slide rail 3;

[0024] 400, robot unit; 401, robot arm; 402, connecting frame; 403, fixing plate; 404, mounting bar; 405, fixing bar; 406, mounting arm; 407, transmission member; 408, driving shaft; 409, plate body; 410, synchronous wheel; 411, synchronous belt; 412, guide wheel;

[0025] 500, hem folding and sewing unit;

[0026] 600. Visual inspection system;

[0027] 700. Control system. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] See also Figure 1-Figure 6 , the present invention provides a technical solution:

[0030] like Figure 1 As shown, an unmanned workstation for a folding machine includes a workbench 100, a loading unit 200, a conveying unit 300, a robot unit 400 and a folding and sewing unit 500. The loading unit 200 is arranged at the front side of the workbench 100, and is used for automatically loading the product to be processed. The conveying unit 300 is arranged at the rear side of the workbench 100, and is used for automatically unloading the processed product. The robot unit 400 is arranged at the rear side of the workbench 100, and is used for driving the shoe material to make a curved movement. The folding and sewing unit 500 is arranged on the left side of the workbench 100, and is used for folding the shoe material and shaping the stitches while the robot unit 400 is moving.

[0031] Furthermore, it also includes a visual inspection system 600 and a control system 700. The visual inspection system 600 is used to perform real-time monitoring of the processed products, and is used to check the folding quality, the appearance of the upper, etc., to ensure that the product quality meets the standards. The control system 700 is used to control the loading unit 200, the conveying unit 300, the robot unit 400, the folding and sewing unit 500 and the visual inspection system 600, so as to realize scheduling tasks, monitor equipment status, handle emergencies, etc.

[0032] like Figure 2 As shown, the loading unit 200 includes a mounting plate 201 and a placement seat 202. The mounting plate 201 is provided with an execution unit 203 for driving the placement seat 202 to move up and down. The execution unit 203 can be matched with a motor and a screw rod. The motor is controlled to rotate the screw rod, and the mounting plate 201 is driven to rise or fall under the action of the thread, so that the lower surface of the shoe material at the top can be flush with the upper surface of the workbench 100. The bottom of the mounting plate 201 is provided with a fixed seat 204, and the fixed seat 204 is connected to the mounting plate 201 by a slide rail 20 The movable block 206 is slidably connected, and a limiting rod 207 for limiting the position of the shoe material is arranged on the top of the movable block 206. A through groove corresponding to the limiting rod 207 is opened on the placement seat 202. A folding rod 208 is arranged between the movable block 206 and the fixed seat 204. The folding rod 208 includes two rod-shaped members, one end of the two rod-shaped members is rotatably connected through a rotating shaft, and the other ends of the two rod-shaped members are rotatably connected to the movable block 206 and the fixed seat 204 respectively. A locking screw is arranged on the folding rod 208 to limit the movement of the movable block 206.

[0033] like Figure 3 As shown, the conveying unit 300 includes a bracket 301, a truss 302 is arranged on the top of the bracket 301, the truss 302 and the bracket 301 are socketed and fixed by bolts, a slide 304 that can move along the length direction of the truss 302 and an actuator 303 for driving the slide 304 to move are arranged on the truss 302, and a connecting plate 305 is arranged on the slide 304.

[0034] Furthermore, the connecting plate 305 is slidably connected to the moving arm 307 through the second slide rail 308, and the top of the connecting plate 305 is provided with a cylinder 306 for driving the moving arm 307 to move up and down. The moving arm 307 is provided with a grabbing member 309 for adsorbing and fixing the shoe material, and the moving arm 307 is slidably connected to one of the grabbing members 309 through the third slide rail 310. Specifically, after the hemming and sewing of the shoe material are completed, one of the grabbing members 309 is moved so that the distance between the two grabbing members 309 corresponds to the hemming and sewing of the shoe material, and then the shoe material is clamped under the action of suction, and the hemming and sewing of the shoe material is moved to a designated position for unloading under the action of the cylinder 306 and the actuator 303.

[0035] like Figure 4-Figure 6 As shown, the robot unit 400 includes a robot arm 401, which is a SCARA robot arm. The SCARA robot arm can be relatively easily programmed and reconfigured to meet the production needs of different shoe models. As the market changes and product design updates, the automation system can quickly adapt to new processes and procedures. The output side of the robot arm 401 is connected to a fixed plate 403 through two connecting frames 402, and a mounting bar 404 is provided on one side of the fixed plate 403. A slidable fixing bar 405 is provided on the fixing bar 404, and the fixing bar 405 is fixed to the fixing bar 404 by bolts. A mounting arm 406 is provided at the bottom of the fixing bar 405, and a transmission member 407 connected to the output shaft of the robot arm 401 is provided on the mounting arm 406. The end of the mounting arm 406 is rotatably connected to a drive shaft 408, and a plate body 409 is provided at the bottom of the drive shaft 408.

[0036] Furthermore, both the driving shaft 408 and the transmission member 407 are provided with synchronous wheels 410 , and synchronous belts 411 are sleeved on the two synchronous wheels 410 . Two guide wheels 412 for guiding the synchronous belts 411 are rotatably connected to the mounting arm 406 via a rotating shaft.

[0037] The working process of this embodiment is as follows: the shoe material is conveyed upward by the feeding unit 200, and then the shoe material is moved in multiple curves by controlling the robot unit 400, and the shoe material is folded and sewn in cooperation with the folding and sewing unit 500, thereby realizing an unmanned automatic folding process for leather materials with multiple curves and small sizes. Under the action of the conveying unit 300, the folded and sewn shoe material can be unloaded. During operation, the visual inspection system 600 is used to check the folding quality, the appearance of the upper, etc., to ensure that the product quality meets the standards. The control system 700 is used to control the feeding unit 200, the conveying unit 300, the robot unit 400, the folding and sewing unit 500 and the visual inspection system 600, so as to realize scheduling tasks, monitor equipment status, handle emergencies, etc.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An unmanned workstation for a folding machine, comprising a workbench (100), characterized in that: The front side of the workbench (100) is provided with a loading unit (200) for automatically loading the workpiece to be processed, the rear side of the workbench (100) is provided with a conveying unit (300) for automatically unloading the processed product, one side of the workbench (100) is provided with a robot unit (400) for moving the workpiece to be processed, and the other side of the workbench (100) is provided with a hemming and stitching unit (500) for folding the workpiece to be processed while the robot unit (400) is moving and shaping the seam.

2. The unmanned workstation for folding machine according to claim 1, characterized in that: Also includes a visual inspection system (600) and a control system (700); The visual inspection system (600) is used to monitor the processed product in real time; The control system (700) is used to control the loading unit (200), the conveying unit (300), the robot unit (400), the hemming and sewing unit (500) and the visual inspection system (600), so as to realize the scheduling tasks, monitor the equipment status and handle the emergency situations.

3. The unmanned workstation for folding machine according to claim 1, characterized in that: The loading unit (200) comprises a mounting plate (201) and a placement seat (202); an execution unit (203) for driving the placement seat (202) to move up and down is arranged on the mounting plate (201); a fixed seat (204) is arranged at the bottom of the mounting plate (201); a moving block (206) is slidably connected to the fixed seat (204) via a slide rail (205); a limiting rod (207) for limiting the position of the shoe material is arranged at the top of the moving block (206); and a folding rod (208) is arranged between the moving block (206) and the fixed seat (204).

4. The unmanned workstation for folding machine according to claim 1, characterized in that: The conveying unit (300) comprises a support (301), a truss (302) is arranged on the top of the support (301), a slide (304) and an actuator (303) for driving the slide (304) to move are arranged on the truss (302), and a connecting plate (305) is arranged on the slide (304).

5. The unmanned workstation for folding machine according to claim 4, characterized in that: The connecting plate (305) is slidably connected to a moving arm (307) via a second slide rail (308); a cylinder (306) is provided on the top of the connecting plate (305); a grabbing member (309) for adsorbing and fixing shoe materials is provided on the moving arm (307); and the moving arm (307) is slidably connected to one of the grabbing members (309) via a third slide rail (310).

6. The unmanned workstation for folding machine according to claim 1, characterized in that: The robot unit (400) comprises a robot arm (401), the output side of the robot arm (401) is connected to a fixing plate (403) via two connecting frames (402), a mounting bar (404) is arranged on one side of the fixing plate (403), a fixing bar (405) is arranged on the mounting bar (404), a mounting arm (406) is arranged at the bottom of the fixing bar (405), a transmission member (407) connected to the output shaft of the robot arm (401) is arranged on the mounting arm (406), the end of the mounting arm (406) is rotatably connected to a driving shaft (408), and a plate body (409) is arranged at the bottom of the driving shaft (408).

7. The unmanned workstation for folding machine according to claim 6, characterized in that: The driving shaft (408) and the transmission member (407) are both provided with synchronous wheels (410), and a synchronous belt (411) is sleeved on the two synchronous wheels (410). Two guide wheels (412) for guiding the synchronous belt (411) are rotatably connected in the mounting arm (406) via a rotating shaft.

Images