Tool for automatically assembling safety belt buckle and nailing automobile seat and machining method of tool

Abstract

The invention belongs to the field of automobile seat tools, and particularly relates to a tool for automatically assembling a safety belt buckle and nailing an automobile seat and a machining method thereof.The tool comprises a robot A, a robot B and a seat positioning tool, the seat is installed on the seat positioning tool, the robot A comprises a first camera and a clamping jaw tool, the clamping jaw tool is provided with a clamping jaw, and the clamping jaw is provided with a second camera; the robot A controls the clamping jaw to be opened and closed, the robot B comprises a second camera and an electric torque gun tool, an electric torque gun is arranged on the electric torque gun tool, and the robot B controls the electric torque gun to rotate. According to the tool, a robot is adopted for automatic assembly, operators on a production line are reduced, the labor cost is saved, the clamping jaw tool can be provided with corresponding clamping jaws according to different products, different assembly technologies are completed, and the specific machining method comprises the steps that after a seat is transferred to a safety belt buckle assembly station, a robot A photographs a safety belt buckle positioning tool and then grabs a safety belt buckle, and the safety belt buckle is automatically assembled; and the safety belt buckle is placed, and the robot B performs nailing.

Description

Technical Field

[0001] The invention belongs to the field of automobile seat tooling, and in particular relates to a tooling for automatically assembling and nailing safety belt buckles on automobile seats and a processing method thereof. Background Art

[0002] In the existing automobile seat manufacturing industry, it is generally the operators who install and nail the seat belt buckles on the seats. This is not only slow to operate, but also has hidden dangers such as poor installation consistency and inadequate installation, thereby increasing manufacturing costs. Summary of the invention

[0003] In order to solve the above problems existing in the prior art, the present invention provides a tool for automatically assembling and nailing seat belt buckles on automobile seats and a processing method thereof, which adopts robot automatic assembly, reduces the number of operators on the production line, and saves labor costs.

[0004] To achieve the above-mentioned objectives, on the one hand, the present invention provides a tool for automatically assembling seat belt buckles and nailing car seats, comprising a robot A, a robot B and a seat positioning tool, a seat is mounted on the seat positioning tool, robot A comprises a camera 1 and a clamping tool, the clamping tool is provided with a clamping claw, and robot A controls the opening and closing of the clamping claw, robot B comprises a camera 2 and an electric torque gun tool, the electric torque gun tool is provided with an electric torque gun, and robot B controls the rotation of the electric torque gun.

[0005] Furthermore, a mounting plate 1 is provided on the clamping jaw tooling, an electric clamping jaw is connected under the mounting plate 1, and the clamping jaw is movably connected under the electric clamping jaw.

[0006] Furthermore, a slide groove adapted to the clamp is provided at the bottom of the electric clamp.

[0007] Furthermore, a groove adapted to the safety belt buckle is arranged inside the clamping jaw.

[0008] Furthermore, a second mounting plate is provided on the electric torque gun tooling, one side of the second mounting plate is two halves that are locked together, and the other side is a fixed plate.

[0009] In another aspect, the present invention provides a method for automatically assembling and nailing a safety belt buckle for a car seat, which is implemented by using any of the above-mentioned tooling for automatically assembling and nailing a safety belt buckle for a car seat. The processing method comprises the following steps: S1: When the seat positioning tooling is in place, a signal is sent to robot A; when the screw is in place, a signal is sent to robot B, and robot B controls the electric torque gun to absorb the screw; S2: Robot A takes a photo of the seat belt buckle. If the seat belt buckle is in the designated area, it is judged as "OK" and proceeds to the next step. If the seat belt buckle is not in the designated area, it is judged as "NG" and Robot B stops the action after an alarm is sounded. It waits for manual intervention to place the seat belt buckle in the designated area and then press the start button. S3: Robot A grabs the seat belt buckle and takes a photo of the seat frame. It then places the seat belt buckle in place based on relative position judgment. S4: Robot B takes a photo of the seat belt buckle. If the seat belt buckle is in place, it is judged as "OK" and goes to the next step. If the seat belt buckle is placed incorrectly, it is judged as "NG" and robot B stops after an alarm. It waits for manual intervention to restore the position of robot A to the specified area, press the start button, and repeat step S3 until the seat belt buckle is in place. S5: Robot B screws the seat belt buckle, and the screw torque signal is fed back. If it is judged as "OK", the tooling is released. If it is judged as "NG", robot B alarms and stops the action, waiting for manual intervention to restore the position of robot B to the specified area. Press the start button and repeat this step until the tooling is released after the judgment is "OK".

[0010] Compared with the prior art, the beneficial effects of the present invention are: the present invention adopts robot automatic assembly, reduces the number of operators, reduces labor costs, and improves operation accuracy; the clamping tooling of the present invention can set corresponding clamping jaws for different products to complete different assembly processes. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 This is a schematic diagram of the structure of the robot A of the present invention; Figure 3 This is a schematic diagram of the structure of a clamping jaw tooling clamping a safety belt buckle of the present invention; Figure 4 This is a schematic diagram of the structure of the clamping jaw tooling of the present invention; Figure 5 This is a schematic diagram of the structure of the robot B of the present invention; Figure 6 This is a schematic diagram of the tooling structure of the electric torque gun of the present invention; Figure 7 It is a schematic diagram of the working process of the present invention. DETAILED DESCRIPTION

[0012] 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.

[0013] See also Figure 1-6 On one hand, the present invention provides the following technical solutions: a tool for automatically assembling and nailing seat belt buckles on automobile seats, comprising a robot A1, a robot B2 and a seat positioning tool 3, a seat is installed on the seat positioning tool 3, the seat can be adjusted on the seat positioning tool 3 to facilitate the assembly and nailing of the seat belt buckle, the robot A1 and the robot B2 are respectively located on both sides of the seat positioning tool 3, the robot A1 comprises a camera 11 and a clamping tool 12, the clamping tool 12 is provided with a clamping claw 121, the camera 11 can take a picture of the seat, the clamping claw 121 can grab the seat belt buckle, the robot A1 controls the opening and closing of the clamping claw 121, the robot B2 comprises a camera 21 and an electric torque gun tool 22, the electric torque gun tool 22 is provided with an electric torque gun 221, the camera 21 can take a picture of the seat belt buckle on the seat, so as to confirm the position of the seat belt buckle and whether it is in place, the electric torque gun 221 can nail the seat belt buckle, and the robot B2 controls the electric torque gun 221 to rotate.

[0014] Specifically, a mounting plate 122 is provided on the gripper tooling 12, and the gripper tooling 12 is installed on the top of the robot A1 through the mounting plate 122. A camera 11 is installed on the side of the top of the robot A1. An electric gripper 123 is connected under the mounting plate 122. The gripper 121 is movably connected under the electric gripper 123. The gripper 121 is designed as two unconnected halves, which is conducive to clamping and grasping. The gripper 121 is controlled by the robot A1 and can move left and right under the electric gripper 123 to achieve opening and closing.

[0015] Specifically, a slide groove 124 adapted to the clamping jaw 121 is provided at the bottom of the electric clamping jaw 123 , and the two halves of the clamping jaw 121 open and close in the slide groove 124 .

[0016] Specifically, the inside of the clamping jaw 121 is provided with a groove 125 adapted to the safety belt buckle, and the groove 125 has a higher fit with the shape of the safety belt buckle, protects the product, and is easy to grasp. In addition, the clamping jaw tool 12 can be provided with corresponding clamping jaws 121 for different products to complete different assembly processes.

[0017] Specifically, the electric torque gun tooling 22 is provided with a mounting plate 222, one side of the mounting plate 222 is two half locks 223, and the other side is a fixed plate 224. The two half locks 223 are two upper and lower parts connected, and the two half locks 223 clamp the middle part of the electric torque gun 221 up and down. The electric torque gun tooling 22 is installed on the top of the robot B2 through the fixed plate 224. The camera 21 is installed on the side of the top of the robot B2. The robot B2 controls the rotation of the top gun head of the electric torque gun 221.

[0018] The movement process of the present invention is as follows: the seat moves along the assembly line on the seat positioning tool 3. After the seat flows to the seat belt buckle assembly station, the camera 1 11 takes a photo of the seat positioning tool 3, and the gripper tool 12 grabs the seat belt buckle, and then takes a photo of the product. After finding the corresponding position, the seat belt buckle is placed properly. The camera 2 21 checks whether the seat belt buckle placed by the robot A1 is properly placed. If the position is confirmed to be properly placed, the electric torque gun tool 22 starts nailing. If it is confirmed that the position is not properly placed, an alarm is prompted.

[0019] Another aspect of the present invention provides a technical solution: a method for automatically assembling and nailing a safety belt buckle for a car seat, which is implemented by using any of the above-mentioned tooling for automatically assembling and nailing a safety belt buckle for a car seat. The processing method comprises the following steps: S1: When the seat positioning tool 3 is in place, a position signal is sent to the robot A1; when the screw is in place, a position signal is sent to the robot B2, and the robot B2 controls the electric torque gun 221 to absorb the screw; S2: Robot A1 takes a photo of the seat belt buckle. If the seat belt buckle is in the designated area, it is judged as "OK" and goes to the next step. If the seat belt buckle is not in the designated area, it is judged as "NG" and robot B2 stops the action after an alarm is sounded. It waits for manual intervention to place the seat belt buckle in the designated area and then press the start button. S3: Robot A1 grabs the seat belt buckle and takes a photo of the seat frame. It then places the seat belt buckle in place based on relative position. S4: Robot B2 takes a photo of the seat belt buckle. If the seat belt buckle is in place, it is judged as "OK" and goes to the next step. If the seat belt buckle is placed incorrectly, it is judged as "NG" and robot B2 stops after an alarm. It waits for manual intervention to restore the position of robot A1 to the specified area, press the start button, and repeat step S3 until the seat belt buckle is in place. S5: Robot B2 screws the seat belt buckle, and the screw torque signal is fed back. If it is judged as "OK", the tooling is released. If it is judged as "NG", robot B2 alarms and stops moving. Wait for manual intervention to restore the position of robot B2 to the specified area. Press the start button and repeat this step until the tooling is released after the judgment is "OK".

[0020] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A tool for automatically assembling and nailing seat belt buckles on car seats, characterized in that: The invention comprises a robot A (1), a robot B (2) and a seat positioning tool (3), wherein a seat is mounted on the seat positioning tool (3), the robot A (1) comprises a camera 1 (11) and a gripper tool (12), wherein the gripper tool (12) is provided with a gripper (121), and the robot A (1) controls the opening and closing of the gripper (121), the robot B (2) comprises a camera 2 (21) and an electric torque gun tool (22), wherein the electric torque gun tool (22) is provided with an electric torque gun (221), and the robot B (2) controls the rotation of the electric torque gun (221).

2. A tool for automatically assembling and nailing seat belt buckles on automobile seats according to claim 1, characterized in that: The clamping jaw tooling (12) is provided with a mounting plate 1 (122), an electric clamping jaw (123) is connected below the mounting plate 1 (122), and the clamping jaw (121) is movably connected below the electric clamping jaw (123).

3. The tool for automatically assembling and nailing seat belt buckles on automobile seats according to claim 2, characterized in that: The bottom of the electric clamping jaw (123) is provided with a sliding groove (124) adapted to the clamping jaw (121).

4. The tool for automatically assembling and nailing seat belt buckles on automobile seats according to claim 3, characterized in that: A groove (125) adapted to the safety belt buckle is provided inside the clamping claw (121).

5. The tool for automatically assembling and nailing seat belt buckles on automobile seats according to claim 4, characterized in that: The electric torque gun tooling (22) is provided with a second mounting plate (222), one side of the second mounting plate (222) being two half locking halves (223) and the other side being a fixing plate (224).

6. A method for automatically assembling and nailing seat belt buckles on automobile seats, characterized in that: The method is implemented by using a tool for automatically assembling and nailing safety belt buckles for automobile seats according to any one of claims 1 to 5, The processing method comprises the following steps: S1: When the seat positioning tool (3) is in place, a position-in-place signal is sent to the robot A (1); when the screw is in place, a position-in-place signal is sent to the robot B (2), and the robot B (2) controls the electric torque gun (221) to absorb the screw; S2: The robot A (1) takes a photo of the seat belt buckle. If the seat belt buckle is in the designated area, it is judged as "OK" and proceeds to the next step. If the seat belt buckle is not in the designated area, it is judged as "NG" and the robot B (2) stops the action after giving an alarm, and waits for manual intervention to place the seat belt buckle in the designated area, and then presses the start button; S3: The robot A (1) grabs the seat belt buckle and takes a photo of the seat frame, and puts the seat belt buckle in place based on relative position judgment; S4: the robot B (2) takes a photo of the seat belt buckle. If the seat belt buckle is in place, it is judged as "OK" and proceeds to the next step. If the seat belt buckle is not in place, it is judged as "NG" and the robot B (2) stops after giving an alarm, and waits for manual intervention to restore the position of the robot A (1) to the specified area, press the start button, and repeat step S3 until the seat belt buckle is in place. S5: The robot B (2) screws the seat belt buckle, and the screw torque signal is fed back. If it is judged as "OK", the tooling is released. If it is judged as "NG", the robot B (2) stops the action after an alarm is sounded, and the position of the robot B (2) is restored to the specified area by human intervention. The start button is pressed, and this step is repeated until the tooling is released after the judgment is "OK".

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