Double-station turning plate conveying line

Abstract

The utility model relates to the technical field of sheet metal part turnover, and discloses a double-station turnover plate conveying line which comprises a six-axis robot and a line body, a material taking clamping jaw is arranged at the movable end of the six-axis robot, a first turnover platform and a second turnover platform are connected to the line body in a sliding mode, two one-way air cylinders are arranged on one side of the line body, and the two one-way air cylinders are arranged on the other side of the line body. The telescopic ends of the two one-way air cylinders are provided with a first limiting sensor and a second limiting sensor correspondingly, and the first limiting sensor and the second limiting sensor sequentially divide a wire body into a first area, a second area and a third area in the length direction. The sheet metal parts are fed to the first overturning platform or the second overturning platform one by one, the driving device is further arranged, the first overturning platform or the second overturning platform is controlled to reciprocate between the first feeding position and the discharging position, the six-axis robot is matched for feeding and discharging at the designated position, and therefore the production takt is accelerated, and the product production speed is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal part flipping, in particular to a double-station flipping conveyor line. Background Art

[0002] Sheet metal is a comprehensive cold processing technology for thin metal plates (usually less than 6mm), including shearing, punching / cutting / combining, folding, welding, riveting, splicing, forming (such as car body), etc. Its notable feature is that the thickness of the same part is consistent. Products processed by sheet metal technology are called sheet metal parts. Sheet metal parts are generally different in different industries and are mostly used for assembly.

[0003] The automated bending process includes uncoiling, leveling, cutting and blanking, flipping, centering, bending, and finished product blanking. Sheet metal products after cutting and blanking often need to be flipped over for bending. Existing sheet metal flipping usually adopts a single station, and the production cycle of a single product is long. It is often the case that the material is waiting for flipping, and the time is not fully utilized, which affects the overall production cycle. Therefore, a double-station flip conveyor line is proposed to solve the above problems. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a double-station flip plate conveyor line, including a six-axis robot and a line body, the movable end of the six-axis robot is provided with a material picking clamp, a first flip platform and a second flip platform are slidably connected to the line body, two one-way cylinders are provided on one side of the line body, and the telescopic ends of the two one-way cylinders are respectively provided with a first limit sensor and a second limit sensor, the first limit sensor and the second limit sensor divide the length direction of the line body into a first area, a second area and a third area in sequence, and a driving device for controlling the first flip platform or the second flip platform to move along the length direction of the line body is provided on the line body.

[0005] Furthermore, the material picking clamp comprises a connecting frame, which is arranged at the movable end of the six-axis robot, and a surface of the connecting frame on one side away from the six-axis robot is provided with a plurality of first suction cups distributed at equal distances.

[0006] Furthermore, the first flipping platform includes a base plate, which is arranged on the wire body, and a frame for supporting sheet metal parts is welded on the top of the base plate, and a bracket is hinged on the frame through a rotating shaft. A rotating cylinder for driving the bracket to rotate axially is fixedly installed on one side surface of the frame, and a plurality of second suction cups distributed equidistantly are arranged on one side surface of the bracket close to the frame.

[0007] Furthermore, a slide bar is fixedly mounted on the wire body, and sliders are arranged at the four corners of the bottom of the bottom plate, and the sliders are slidably connected to the outer side of the slide bar.

[0008] Furthermore, the driving device includes a sliding component and a lifting component arranged on the movable end of the sliding component.

[0009] Furthermore, the sliding assembly includes a slide rail, which is arranged in the line body, and a slide table is slidably connected to the slide rail. A rack is arranged on the slide rail, and a stepper motor is fixedly installed on the slide table. A gear matching the rack is fixedly installed on the output end of the stepper motor.

[0010] Furthermore, the lifting assembly includes an electric push rod, which is fixedly mounted on the slide, a top plate is provided at the telescopic end of the electric push rod, and a plurality of telescopic rods are provided between the top plate and the slide.

[0011] Furthermore, a positioning pin is provided at the top of the top plate, and a positioning groove matched with the positioning pin is provided at the bottom of the bottom plate.

[0012] The beneficial effect of the utility model is that the utility model loads sheet metal parts one by one onto the first flip platform or the second flip platform by arranging a six-axis robot and a material picking clamp, and is also provided with a driving device to control the first flip platform or the second flip platform to reciprocate between the first loading position and the unloading position, and cooperates with the six-axis robot to load and unload at the designated position, thereby speeding up the production rhythm and improving the product production speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an overall schematic diagram of the utility model;

[0014] Figure 2 It is a connection diagram of the line body, the first flipping platform and the second flipping platform of the utility model;

[0015] Figure 3 It is a right side view schematic diagram of the wire body of the utility model;

[0016] Figure 4 For this utility model Figure 3 Enlarged schematic diagram at point A in the middle.

[0017] Among them, 1. six-axis robot; 2. line body; 3. material picking claw; 31. connecting frame; 32. first suction cup; 4. first turning platform; 41. bottom plate; 42. frame; 43. bracket; 44. rotating cylinder; 45. second suction cup; 5. second turning platform; 6. one-way cylinder; 7. first limit sensor; 8. second limit sensor; 9. driving device; 91. sliding assembly; 911. slide rail; 912. slide table; 913. rack; 914. stepping motor; 915. gear; 92. lifting assembly; 921. electric push rod; 922. top plate; 923. telescopic rod; 10. slide rod; 11. slider; 12. positioning pin. DETAILED DESCRIPTION

[0018] The embodiments of the present invention are described in detail below, and examples of the embodiments 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.

[0019] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions 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 direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] In the embodiment, Figure 1-4A double-station flip plate conveyor line is provided, including a six-axis robot 1 and a line body 2, the movable end of the six-axis robot 1 is provided with a material picking clamp 3, the line body 2 is slidably connected with a first flip platform 4 and a second flip platform 5, one side of the line body 2 is provided with two one-way cylinders 6, the telescopic ends of the two one-way cylinders 6 are respectively provided with a first limit sensor 7 and a second limit sensor 8, the first limit sensor 7 and the second limit sensor 8 divide the length direction of the line body 2 into a first area, a second area and a third area in sequence, the line body 2 is provided with a driving device 9 for controlling the first flip platform 4 or the second flip platform 5 to move along the length direction of the line body 2, the six-axis robot 1 adopts the existing technology and can be purchased directly from the market, the first area and the third area are both unloading positions, the second area is the loading position, the first flip platform 4 and the second flip platform 5 are respectively located in the first area and the second area for waiting, a loading device is provided on one side of the six-axis robot 1 to transport the sheet metal parts individually, and the driving device 9 first After the first turning platform 4 moves to the second area, the second limit sensor 8 rises. When the first turning platform 4 triggers the second limit sensor 8, the first turning platform 4 stops moving, the material picking claw 3 sucks the sheet metal and transports it to the first turning platform 4 for unloading, and then the driving device 9 resets the first turning platform 4 to the first area for turning over, and then moves the second turning platform 5 waiting in the third area to the second area. At this time, the second limit sensor 8 drops and the first limit sensor 7 rises. When the second turning platform 5 triggers the first limit sensor 7, the second turning platform 5 stops moving, and then the six-axis robot 1 transports the next sheet metal to the second turning platform 5, and then unloads the sheet metal that has been turned over on the first turning platform 4 to the specified position. At the same time, the driving device 9 resets the second turning platform to the third area for turning over, and then moves the first turning platform 4 from the first area to the second area for loading. This reciprocating process can greatly speed up the production rhythm and avoid the time for the six-axis robot 1 to wait for loading.

[0022] Reference Figure 1-4 , wherein the material-taking gripper 3 comprises a connecting frame 31, the connecting frame 31 is arranged at the movable end of the six-axis robot 1, and a surface of the connecting frame 31 on one side away from the six-axis robot 1 is provided with a plurality of first suction cups 32 distributed at equal distances;

[0023] Through the above-mentioned structural setting, the first suction cup 32 and the second suction cup 45 are both made of nitrile rubber material. The other end of the first suction cup 32 is connected to a vacuum pump. The vacuum pump draws vacuum, and the first suction cup 32 adsorbs the sheet metal part to grab the sheet metal part, and at the same time cooperates with the six-axis robot 1 to load the sheet metal part.

[0024] Reference Figure 1-4, wherein the first flip platform 4 includes a bottom plate 41, the bottom plate 41 is arranged on the line body 2, a frame 42 for carrying sheet metal parts is welded on the top of the bottom plate 41, a bracket 43 is hinged on the frame 42 through a rotating shaft, a rotating cylinder 44 for driving the bracket 43 to rotate axially is fixedly installed on one side surface of the frame 42, and a plurality of second suction cups 45 distributed equidistantly are arranged on one side surface of the bracket 43 close to the frame 42;

[0025] Through the above-mentioned structural setting, the rotating cylinder 44 is provided with two poles, and a plurality of support rods equidistantly distributed are provided on the top of the frame 42. When the rotating cylinder 44 rotates to the lower pole, the bracket 43 is closed, and the second suction cup 45 adsorbs the sheet metal part. The rotating cylinder 44 rotates to turn over the sheet metal part. The structure and principle of the second flipping platform 5 are the same as those of the first flipping platform 4, so they will not be repeated.

[0026] Reference Figure 1-4 , wherein a slide bar 10 is fixedly mounted on the line body 2, and slide blocks 11 are arranged at the four corners of the bottom of the bottom plate 41, and the slide blocks 11 are slidably connected to the outer side of the slide bar 10;

[0027] Through the above structural setting, the number of the sliding rods 10 is two, which increases the stability of the movement of the first flip platform 4.

[0028] Reference Figure 1-4 , wherein the driving device 9 includes a sliding component 91 and a lifting component 92 arranged on the movable end of the sliding component 91.

[0029] Reference Figure 1-4 , wherein the sliding assembly 91 includes a slide rail 911, the slide rail 911 is arranged in the line body 2, a slide table 912 is slidably connected to the slide rail 911, a rack 913 is arranged on the slide rail 911, a stepper motor 914 is fixedly installed on the slide table 912, and a gear 915 adapted to the rack 913 is fixedly installed at the output end of the stepper motor 914;

[0030] Through the above-mentioned structural arrangement, the stepping motor 914 drives the gear 915 to rotate, thereby driving the slide 912 to move along the length direction of the slide rail 911 .

[0031] Reference Figure 1-4 , wherein the lifting assembly 92 includes an electric push rod 921, which is fixedly mounted on the slide 912, a top plate 922 is provided at the telescopic end of the electric push rod 921, a plurality of telescopic rods 923 are provided between the top plate 922 and the slide 912, a positioning pin 12 is provided at the top of the top plate 922, and a positioning groove adapted to the positioning pin 12 is provided at the bottom of the bottom plate 41;

[0032] Through the above-mentioned structural setting, when the slide 912 slides to the bottom of the bottom plate 41, the electric push rod 921 drives the top plate 922 to move upward, and the top plate 922 and the bottom plate 41 contact each other. At the same time, the positioning pin 12 is inserted into the positioning groove to prevent the first flipping platform 4 from being separated from the top plate 922 when moving. A contact sensor is provided on the positioning pin 12. When the positioning pin 12 is fully inserted into the positioning groove, the contact sensor can be triggered to further increase the stability of the movement of the first flipping platform.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0034] 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. A double-station panel-turning conveyor line, comprising a six-axis robot (1) and a line body (2), characterized in that: The movable end of the six-axis robot (1) is provided with a material-grabbing gripper (3); a first flipping platform (4) and a second flipping platform (5) are slidably connected to the line body (2); two one-way cylinders (6) are provided on one side of the line body (2); the telescopic ends of the two one-way cylinders (6) are respectively provided with a first limit sensor (7) and a second limit sensor (8); the first limit sensor (7) and the second limit sensor (8) sequentially separate the length direction of the line body (2) into a first area, a second area and a third area; and a driving device (9) is provided on the line body (2) for controlling the first flipping platform (4) or the second flipping platform (5) to move along the length direction of the line body (2).

2. A double-station flap conveyor line according to claim 1, characterized in that: The material-retrieving clamp (3) comprises a connecting frame (31), which is arranged at the movable end of the six-axis robot (1), and a surface of the connecting frame (31) on one side away from the six-axis robot (1) is provided with a plurality of first suction cups (32) distributed at equal distances.

3. A double-station flap conveyor line according to claim 1, characterized in that: The first flip platform (4) comprises a bottom plate (41), the bottom plate (41) is arranged on the wire body (2), a frame (42) for carrying the sheet metal is welded on the top of the bottom plate (41), a bracket (43) is hinged on the frame (42) via a rotating shaft, a rotating cylinder (44) for driving the bracket (43) to rotate axially is fixedly mounted on one side surface of the frame (42), and a plurality of second suction cups (45) distributed at equal distances are arranged on one side surface of the bracket (43) close to the frame (42).

4. A double-station flap conveyor line according to claim 3, characterized in that: A slide bar (10) is fixedly mounted on the wire body (2), and slide blocks (11) are arranged at the four corners of the bottom of the bottom plate (41), and the slide blocks (11) are slidably connected to the outer side of the slide bar (10).

5. A double-station flap conveyor line according to claim 4, characterized in that: The driving device (9) comprises a sliding component (91) and a lifting component (92) arranged on the movable end of the sliding component (91).

6. A double-station flap conveyor line according to claim 5, characterized in that: The sliding assembly (91) comprises a sliding rail (911), the sliding rail (911) is arranged in the line body (2), a sliding table (912) is slidably connected to the sliding rail (911), a rack (913) is arranged on the sliding rail (911), a stepping motor (914) is fixedly mounted on the sliding table (912), and a gear (915) adapted to the rack (913) is fixedly mounted on the output end of the stepping motor (914).

7. A double-station flap conveyor line according to claim 6, characterized in that: The lifting assembly (92) comprises an electric push rod (921), which is fixedly mounted on a slide (912); a top plate (922) is provided at the telescopic end of the electric push rod (921), and a plurality of telescopic rods (923) are provided between the top plate (922) and the slide (912).

8. A double-station flap conveyor line according to claim 7, characterized in that: A positioning pin (12) is provided at the top of the top plate (922), and a positioning groove matching the positioning pin (12) is provided at the bottom of the bottom plate (41).

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