Workpiece positioning device based on visual photographing robot

Abstract

The utility model provides a workpiece positioning device based on a visual photographing robot. The workpiece positioning device based on the visual photographing robot comprises a bottom plate; the L-shaped frame is fixedly mounted at the top of the bottom plate; the conveying belt is arranged at the top of the bottom plate; the electric sliding rail is fixedly mounted on the inner wall of the top of the L-shaped frame; the electric cylinder is fixedly mounted on an output block of the electric sliding rail; and the rectangular plate is fixedly mounted on an output rod of the electric cylinder. The workpiece positioning device based on the visual photographing robot has the advantages that the position of the workpiece on the conveying belt is visually photographed and recognized, the workpiece is moved to the machining table, time and labor are saved, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece processing positioning, in particular to a workpiece positioning device based on a visual photography robot. Background Art

[0002] During the workpiece processing process, a conveyor belt is often required to transport the workpiece. After the workpiece is transported to the corresponding position, the staff will remove the workpiece from the conveyor belt and fix it through a positioning device before processing. Therefore, a workpiece positioning device is required to position the workpiece.

[0003] However, the existing workpiece positioning device is often unable to visually photograph and identify the position of the workpiece on the conveyor belt and move it to the processing table, which is inconvenient.

[0004] Therefore, it is necessary to provide a workpiece positioning device based on a visual photography robot to solve the above technical problems. Utility Model Content

[0005] In order to solve the technical problem that the existing workpiece positioning device based on visual photography robot is often unable to visually identify the position of the workpiece on the conveyor belt and move it to the processing table, the utility model provides a workpiece positioning device based on a visual photography robot.

[0006] The workpiece positioning device based on the visual photography robot provided by the utility model comprises: a base plate; an L-shaped frame, the L-shaped frame is fixedly installed on the top of the base plate; a conveyor belt, the conveyor belt is arranged on the top of the base plate; an electric slide rail, the electric slide rail is fixedly installed on the top inner wall of the L-shaped frame; an electric cylinder, the electric cylinder is fixedly installed on the output block of the electric slide rail; a rectangular plate, the rectangular plate is fixedly installed on the output rod of the electric cylinder; a visual photography grasping mechanism, the visual photography grasping mechanism is arranged on the rectangular plate, and the visual photography grasping mechanism is used to position and grasp the workpiece on the conveyor belt; a direction adjustment mechanism, the direction adjustment mechanism is arranged at the bottom of the rectangular plate, and the direction adjustment mechanism is used to adjust the direction of the workpiece; a positioning mechanism, the positioning mechanism is arranged on the top of the base plate, and the positioning mechanism is used to position the workpiece.

[0007] Preferably, the visual photography grasping mechanism includes a rotating shaft, a visual photography robot body and a mechanical claw, the rotating shaft is rotatably mounted on the bottom of the rectangular plate, the visual photography robot body is fixedly mounted on the bottom end of the rotating shaft, and the mechanical claw is arranged on the visual photography robot body.

[0008] Preferably, the direction adjustment mechanism includes a servo motor, a driving gear and a driven gear, the servo motor is fixedly mounted on the bottom of the rectangular plate, the driving gear is fixedly sleeved on the output shaft of the servo motor, the driven gear is fixedly sleeved on the rotating shaft, and the driving gear is meshed with the driven gear.

[0009] Preferably, the positioning mechanism includes a processing table, two limit grooves, a dual-axis motor, two screws, two sliders and two clamping plates. The processing table is arranged on the top of the base plate, and the two limit grooves are both opened on the top of the processing table. The dual-axis motor is fixedly mounted on the top inner wall of the processing table, and the two screws are respectively fixedly mounted on the output shafts of the dual-axis motor. The two screws are both rotatably connected to the inner wall of the processing table, and the two sliders are respectively threadedly sleeved on the two screws. The two sliders are respectively slidably connected to the inner walls of the two limit grooves, and the two clamping plates are respectively fixedly mounted on the tops of the two sliders.

[0010] Preferably, a plurality of limit rods are fixedly mounted on the inner wall of the processing table, and the plurality of limit rods are all slidably connected to the two sliding blocks.

[0011] Preferably, a positioning groove is provided on one side of the two clamping plates close to each other, and the two positioning grooves are both rectangular.

[0012] Preferably, a controller is fixedly installed on one side of the L-shaped frame, and the controller is electrically connected to the conveyor belt, electric slide rail, electric cylinder, visual camera robot body, mechanical claw, servo motor and dual-axis motor.

[0013] Compared with the related art, the workpiece positioning device based on the visual camera robot provided by the utility model has the following beneficial effects:

[0014] The utility model provides a workpiece positioning device based on a visual photography robot, which can transport the workpiece through a conveyor belt, drive a visual photography grabbing mechanism to move horizontally through an electric slide rail, drive the visual photography grabbing mechanism to move up and down through an electric cylinder, adjust the direction of the workpiece through a direction adjustment mechanism, clamp and fix the workpiece through a positioning mechanism, visually position the position of the workpiece on the conveyor belt through a visual photography robot body, grab the workpiece through a mechanical claw, adjust the direction of the workpiece through a servo motor, a driving gear and a driven gear, drive two screws to rotate through a dual-axis motor to drive two sliders and two clamping plates to move closer to or farther from each other, limit the two sliders through a plurality of limit rods, clamp and fix the workpiece through two clamping plates and a positioning groove, and operate and control the device through a controller. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A structural schematic diagram of a preferred embodiment of a workpiece positioning device based on a visual camera robot provided by the utility model;

[0016] Figure 2 for Figure 1 Schematic diagram of the three-dimensional assembly structure of the middle slider and the clamping plate;

[0017] Figure 3 for Figure 1 An enlarged schematic diagram of part A shown in FIG.

[0018] Figure 4 for Figure 1 An enlarged schematic diagram of part B is shown in FIG.

[0019] Numbers in the figure: 1. Base plate; 2. L-shaped frame; 3. Conveyor belt; 4. Electric slide rail; 5. Electric cylinder; 6. Rectangular plate; 7. Rotating shaft; 8. Visual camera robot body; 9. Mechanical claw; 10. Servo motor; 11. Driving gear; 12. Driven gear; 13. Processing table; 14. Limiting groove; 15. Dual-axis motor; 16. Screw; 17. Slider; 18. Clamping plate; 19. Limiting rod; 20. Positioning groove; 21. Controller. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0021] Please refer to Figure 1-4 ,in, Figure 1 A structural schematic diagram of a preferred embodiment of a workpiece positioning device based on a visual camera robot provided by the utility model; Figure 2 for Figure 1 Schematic diagram of the three-dimensional assembly structure of the middle slider and the clamping plate; Figure 3 for Figure 1 An enlarged schematic diagram of part A shown in FIG. Figure 4 for Figure 1The enlarged schematic diagram of part B shown in the figure. The workpiece positioning device based on the visual photography robot includes: a base plate 1; an L-shaped frame 2, the L-shaped frame 2 is fixedly mounted on the top of the base plate 1; a conveyor belt 3, the conveyor belt 3 is arranged on the top of the base plate 1; an electric slide rail 4, the electric slide rail 4 is fixedly mounted on the top inner wall of the L-shaped frame 2; an electric cylinder 5, the electric cylinder 5 is fixedly mounted on the output block of the electric slide rail 4; a rectangular plate 6, the rectangular plate 6 is fixedly mounted on the output rod of the electric cylinder 5; a visual photography grasping mechanism, the visual photography grasping mechanism is arranged on the rectangular plate 6, and the visual photography grasping mechanism is used to grasp the conveyor belt 3 is used to locate and grasp the workpiece on it; a direction adjustment mechanism, which is arranged at the bottom of the rectangular plate 6, and is used to adjust the direction of the workpiece; a positioning mechanism, which is arranged at the top of the bottom plate 1, and is used to position the workpiece. The workpiece can be transported by the conveyor belt 3, the visual camera grasping mechanism can be driven to move horizontally by the electric slide rail 4, and the visual camera grasping mechanism can be driven to move up and down by the electric cylinder 5, the direction of the workpiece can be adjusted by the direction adjustment mechanism, and the workpiece can be clamped and fixed by the positioning mechanism.

[0022] The visual photography grasping mechanism includes a rotating shaft 7, a visual photography robot body 8 and a mechanical claw 9. The rotating shaft 7 is rotatably installed at the bottom of the rectangular plate 6, the visual photography robot body 8 is fixedly installed at the bottom of the rotating shaft 7, and the mechanical claw 9 is arranged on the visual photography robot body 8. The position of the workpiece on the conveyor belt 3 is visually photographed and positioned by the visual photography robot body 8, and the workpiece can be grasped by the mechanical claw 9.

[0023] The direction adjustment mechanism includes a servo motor 10, a driving gear 11 and a driven gear 12. The servo motor 10 is fixedly mounted on the bottom of the rectangular plate 6. The driving gear 11 is fixedly sleeved on the output shaft of the servo motor 10. The driven gear 12 is fixedly sleeved on the rotating shaft 7. The driving gear 11 is meshed with the driven gear 12. The direction of the workpiece can be adjusted by the servo motor 10, the driving gear 11 and the driven gear 12.

[0024] The positioning mechanism includes a processing table 13, two limiting grooves 14, a dual-axis motor 15, two screws 16, two sliders 17 and two clamping plates 18. The processing table 13 is arranged on the top of the base plate 1, and the two limiting grooves 14 are both opened on the top of the processing table 13. The dual-axis motor 15 is fixedly mounted on the top inner wall of the processing table 13. The two screws 16 are respectively fixedly mounted on the output shafts of the dual-axis motor 15. The two screws 16 are both rotatably connected to the inner wall of the processing table 13. The two sliders 17 are respectively threadedly sleeved on the two screws 16. The two sliders 17 are respectively slidably connected to the inner walls of the two limiting grooves 14. The two clamping plates 18 are respectively fixedly mounted on the tops of the two sliders 17. The dual-axis motor 15 drives the two screws 16 to rotate, which can drive the two sliders 17 and the two clamping plates 18 to move closer to or away from each other.

[0025] A plurality of limiting rods 19 are fixedly mounted on the inner wall of the processing table 13 , and the plurality of limiting rods 19 are slidably connected to the two sliding blocks 17 . The two sliding blocks 17 can be limited by the plurality of limiting rods 19 .

[0026] A positioning groove 20 is provided on one side of the two clamping plates 18 that are close to each other. The two positioning grooves 20 are both rectangular. The workpiece is clamped and fixed by the two clamping plates 18 and the positioning grooves 20 .

[0027] A controller 21 is fixedly installed on one side of the L-shaped frame 2. The controller 21 is electrically connected to the conveyor belt 3, the electric slide rail 4, the electric cylinder 5, the visual camera robot body 8, the mechanical claw 9, the servo motor 10 and the dual-axis motor 15. The device can be operated and controlled by the controller 21.

[0028] The working principle of the workpiece positioning device based on the visual camera robot provided by the utility model is as follows:

[0029] The position of the workpiece on the conveyor belt 3 is visually photographed and located by the visual photography robot body 8. When the position of the workpiece is aligned with the visual photography robot body 8, the controller 21 controls the conveyor belt 3 to stop running, and then the electric cylinder 5 drives the visual photography robot body 8 and multiple mechanical claws 9 to move downward, and the workpiece is grabbed by the multiple mechanical claws 9, and the servo motor 10 is started. The servo motor 10 drives the rotating shaft 7 to rotate through the driving gear 11 and the driven gear 12, and the rotating shaft 7 can indirectly drive the workpiece to rotate, so as to adjust the direction of the workpiece, and the workpiece is driven to move upward by the electric cylinder 5, and the electric slide The rail 4 drives the workpiece to move horizontally, so that the workpiece moves to the top of the processing table 13, and the electric cylinder 5 drives the workpiece to move downward, so that the workpiece is placed on the processing table 13 and the mechanical claw 9 is controlled to separate from the workpiece. Then, the electric slide rail 4 and the electric cylinder 5 control the visual camera robot body 8 and the mechanical claw 9 to reset, and the dual-axis motor 15 is started. The dual-axis motor 15 drives the two screws 16 to rotate. The rotation of the two screws 16 drives the two sliders 17 and the two clamping plates 18 to approach each other. The workpiece is clamped and fixed by the two clamping plates 18 and the positioning groove 20 that are close to each other, and then the workpiece can be processed.

[0030] Compared with the related art, the workpiece positioning device based on the visual camera robot provided by the utility model has the following beneficial effects:

[0031] The utility model provides a workpiece positioning device based on a visual photography robot, wherein the workpiece can be transported by a conveyor belt 3, a visual photography grabbing mechanism can be driven to move horizontally by an electric slide rail 4, the visual photography grabbing mechanism can be driven to move up and down by an electric cylinder 5, the direction of the workpiece can be adjusted by a direction adjustment mechanism, the workpiece can be clamped and fixed by a positioning mechanism, the position of the workpiece on the conveyor belt 3 can be visually photographed and positioned by a visual photography robot body 8, the workpiece can be grabbed by a mechanical claw 9, the direction of the workpiece can be adjusted by a servo motor 10, a driving gear 11 and a driven gear 12, two screw rods 16 can be driven to rotate by a dual-axis motor 15, two sliders 17 and two clamping plates 18 can be driven to move closer to or farther from each other, the two sliders 17 can be limited by a plurality of limit rods 19, the workpiece can be clamped and fixed by two clamping plates 18 and a positioning groove 20, and the device can be operated and controlled by a controller 21.

[0032] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A workpiece positioning device based on a visual camera robot, characterized in that: include: Base plate; An L-shaped frame, the L-shaped frame is fixedly mounted on the top of the base plate; A conveyor belt, the conveyor belt being arranged on the top of the bottom plate; An electric slide rail, the electric slide rail is fixedly mounted on the top inner wall of the L-shaped frame; An electric cylinder, the electric cylinder being fixedly mounted on an output block of the electric slide rail; A rectangular plate, wherein the rectangular plate is fixedly mounted on the output rod of the electric cylinder; A visual camera grabbing mechanism, wherein the visual camera grabbing mechanism is arranged on the rectangular plate and is used to locate and grab the workpiece on the conveyor belt; A direction adjustment mechanism, which is arranged at the bottom of the rectangular plate and is used to adjust the direction of the workpiece; A positioning mechanism is arranged on the top of the base plate and is used to position the workpiece.

2. The workpiece positioning device based on a visual camera robot according to claim 1, characterized in that: The visual photography grasping mechanism includes a rotating shaft, a visual photography robot body and a mechanical claw. The rotating shaft is rotatably installed at the bottom of the rectangular plate, the visual photography robot body is fixedly installed at the bottom end of the rotating shaft, and the mechanical claw is arranged on the visual photography robot body.

3. The workpiece positioning device based on a visual camera robot according to claim 2, characterized in that: The direction adjustment mechanism includes a servo motor, a driving gear and a driven gear. The servo motor is fixedly installed at the bottom of the rectangular plate. The driving gear is fixedly sleeved on the output shaft of the servo motor. The driven gear is fixedly sleeved on the rotating shaft. The driving gear is meshed with the driven gear.

4. The workpiece positioning device based on a visual camera robot according to claim 3, characterized in that: The positioning mechanism includes a processing table, two limit grooves, a dual-axis motor, two screws, two sliders and two clamping plates. The processing table is arranged on the top of the base plate, and the two limit grooves are both opened on the top of the processing table. The dual-axis motor is fixedly mounted on the top inner wall of the processing table, and the two screws are respectively fixedly mounted on the output shafts of the dual-axis motor. The two screws are both rotatably connected to the inner wall of the processing table. The two sliders are respectively threadedly sleeved on the two screws, and the two sliders are respectively slidably connected to the inner walls of the two limit grooves, and the two clamping plates are respectively fixedly mounted on the tops of the two sliders.

5. The workpiece positioning device based on a visual camera robot according to claim 4, characterized in that: A plurality of limit rods are fixedly mounted on the inner wall of the processing table, and the plurality of limit rods are all slidably connected with the two sliding blocks.

6. The workpiece positioning device based on a visual camera robot according to claim 4, characterized in that: A positioning groove is provided on one side of the two clamping plates close to each other, and the two positioning grooves are both rectangular.

7. The workpiece positioning device based on a visual camera robot according to claim 4, characterized in that: A controller is fixedly installed on one side of the L-shaped frame, and the controller is electrically connected to the conveyor belt, the electric slide rail, the electric cylinder, the visual camera robot body, the mechanical claw, the servo motor and the dual-axis motor.

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