Side welding equipment for mobile phone middle frame copper sheet

Abstract

The invention discloses side face welding equipment for a mobile phone middle frame copper sheet, relates to the field of copper sheet machining, solves the problem that an existing device is difficult to carry out corresponding efficient full-automatic precise spot welding on the side face of the copper sheet according to requirements, and adopts the following scheme that the side face welding equipment comprises a rack, and a copper sheet carrier tape assembly and a copper sheet positioning assembly are fixedly installed at the front end of the rack; a copper sheet taking assembly is arranged on the outer side of the copper sheet carrier tape assembly, a copper sheet pressing claw assembly used for positioning and limiting copper sheets on the copper sheet taking assembly is fixedly installed on the top of the rack, a middle frame platform assembly is arranged on the outer side of the copper sheet pressing claw assembly, and a copper sheet spot welding assembly is further arranged on the top side of the middle frame platform assembly. According to the side face welding equipment for the mobile phone middle frame copper sheet, through arrangement of all the assemblies, the positions of the copper sheet can be correspondingly limited and corrected through mutual cooperation of the assemblies, the accuracy of the welding position is guaranteed, meanwhile, the automation degree is high, and full-automatic precise spot welding of the side face of the copper sheet can be achieved.

Description

Technical Field

[0001] The invention relates to the technical field of copper sheet processing, in particular to a side welding device for a copper sheet of a mobile phone middle frame. Background Art

[0002] A copper sheet is provided in the middle frame of the mobile phone. During the processing, the copper sheet needs to be spot welded not only on its front and back sides, but also on its side surfaces.

[0003] After searching, the application with patent number 202120177209.0 discloses a side copper sheet welding machine, including a frame, a double-platform feeding and discharging mechanism is provided on the frame for fixing the product, the copper sheet movement platform corresponds to the double-platform feeding and discharging mechanism, and a copper sheet fixing position is provided on the copper sheet movement platform; a two-axis laser welding mechanism is arranged on the double-platform feeding and discharging mechanism or the copper sheet movement platform, and is used to weld the copper sheet at the predetermined position of the product; a loading robot is used to transport the copper sheet at the loading position and the correction position to the copper sheet movement platform; a loader is arranged at one end of the frame for conveying the copper sheet to the loading position, and a copper sheet positioning assembly is provided on one side of the loader, and the copper sheet positioning assembly is provided with a correction position for correcting the copper sheet. The copper sheet of the utility model is first corrected by the copper sheet positioning assembly before being welded to the product, so as to improve the docking accuracy between the two, and has the advantages of reasonable structure and high efficiency;

[0004] The above application document achieves component correction through the setting of each component to ensure welding accuracy, but the degree of automation is relatively low, and it is difficult to perform efficient and fully automatic spot welding on the side of the copper sheet according to demand.

[0005] Therefore, we proposed a side welding device for the copper sheet of the mobile phone middle frame. Summary of the invention

[0006] In view of the deficiencies in the prior art, the present invention provides a side welding device for the copper sheet of the mobile phone middle frame, which solves the problem that the existing devices are difficult to perform corresponding efficient, fully automatic and precise spot welding on the side of the copper sheet according to demand.

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: a side welding device for the copper sheet of the middle frame of a mobile phone, comprising a frame, a copper sheet carrier assembly and a copper sheet positioning assembly are fixedly installed at the front end of the frame, a copper sheet picking assembly for picking up copper sheets is arranged on the outside of the copper sheet carrier assembly, a copper sheet pressing claw assembly for positioning and limiting the copper sheet on the copper sheet picking assembly is fixedly installed on the top of the frame, a middle frame platform assembly is arranged on the outside of the copper sheet pressing claw assembly, and a copper sheet spot welding assembly for spot welding the copper sheets is also arranged on the top side of the middle frame platform assembly.

[0008] As a preferred solution of the side welding equipment for the copper sheet of the mobile phone middle frame of the present invention, the frame includes an electric control, an air source, a control panel, a door safety interlock, and an air filter. A conveying assembly is fixedly installed on the top of the frame. The main body of the conveying assembly is a loading and unloading belt line, and a middle frame guide assembly is installed on the top side of the conveying assembly;

[0009] Among them, the rack plays the role of support, protection, appearance, operation, etc., and the transmission component can transmit the copper sheet.

[0010] As a preferred solution of the side welding device for the copper sheet of the mobile phone middle frame of the present invention, the main body of the middle frame material guide assembly is a four-axis robot, a vacuum suction cup is fixedly installed at the output end of the four-axis robot, and the middle frame material guide assembly is arranged above the middle frame platform assembly;

[0011] Among them, the specification model of the four-axis robot in the middle frame material guide assembly is CR4115, and the model of the vacuum suction cup is ZP3-Y10BNJ3-U6. There are eight groups of vacuum suction cups, which can adsorb and accurately transfer the copper sheets after side welding.

[0012] As a preferred solution of the side welding equipment for the copper sheet of the mobile phone middle frame of the present invention, the main body of the copper sheet carrier assembly is a copper sheet carrier feeder, and the copper sheet material taking assembly includes a screw assembly and a servo motor with matching specifications, and eight groups of stepper motors are fixedly installed on the screw assembly, and a suction nozzle is fixedly installed at the bottom end of each group of stepper motors;

[0013] Among them, the copper sheet carrier assembly can select the feeder specifications according to the carrier width, and the setting of the carrier feeder can take materials for copper sheets of different specifications accordingly.

[0014] As a preferred solution of the side welding device for the copper sheet of the mobile phone middle frame of the present invention, the copper sheet pressure claw assembly is provided with a set of screw rod assemblies and servo motors with matching specifications, the output end of the servo motor and the screw rod assembly are assembled through a right-angle reducer, the output end of the screw rod assembly is fixedly connected to a pressure claw fixing seat, the pressure claw fixing seat is equipped with a pressure claw piece, and the copper sheet pressure claw assembly is also provided with a correction cylinder;

[0015] Among them, the setting model of the screw assembly in the copper sheet pressure claw assembly is GTH8-L20-150-BC-M40-C3, the model of the servo motor is X2MH040A-N2LN, the model of the correction cylinder is AXQ16-20A, and the model of the right-angle reducer is ZR-60-10-S1.

[0016] As a preferred solution of the side welding device for the copper sheet of the mobile phone middle frame of the present invention, the middle frame platform assembly is provided with a set of supporting screw assembly and servo motor, the middle frame platform assembly is also provided with an auxiliary motor, the output shaft of the auxiliary motor is fixedly sleeved with a hollow rotating platform, and the middle frame platform assembly is also provided with a middle frame fixture located below the hollow rotating platform;

[0017] Among them, the model specifications of the screw assembly and the servo motor in the middle frame platform assembly are the same as those in the copper sheet pressure claw assembly, both of which are GTH8-L20-500-BC-M40-C3 and X2MH040A-N2LN, and the model of the auxiliary motor is also X2MH040A-N2LN. The model of the hollow rotating platform is GSN85-10-SC-V1. The middle frame platform assembly is also equipped with bearings, and the model of the peripheral side is 6002ZZ.

[0018] As a preferred solution of the side welding equipment for the copper sheet of the mobile phone middle frame of the present invention, a U-shaped frame is fixedly installed on the top of the frame, a copper sheet spot welding assembly is fixedly installed on the top of the U-shaped frame, and the copper sheet spot welding assembly is provided with two sets of servo motors for matching use and a screw assembly at the output end thereof, and a laser kit for efficiently spot welding the bottom copper sheet is installed on the frame;

[0019] Among them, the model of the two sets of screw rod assemblies in the copper sheet spot welding assembly is ETH17-L20-450-BC-M40-C4, and the model of the corresponding screw rod assembly is X2MH040A-N2LN.

[0020] As a preferred solution of the side welding equipment for the copper sheet of the mobile phone middle frame of the present invention, a U-shaped frame is fixedly installed on the top of the frame, a middle frame detection camera located on the top side of the middle frame platform assembly is fixedly installed on the bottom of the U-shaped frame, and an NG belt line located outside the conveying assembly is also provided on the top of the frame;

[0021] Among them, the setting of the middle frame detection camera can monitor the copper sheet on the middle frame platform assembly after welding is completed, and scan the MES QR code thereon to achieve the effect of scanning code monitoring.

[0022] As a preferred solution of the side welding equipment for the mobile phone middle frame copper sheet of the present invention, the copper sheet material taking component, the copper sheet spot welding component and the middle frame detection camera are all provided with a CCD camera for real-time monitoring of the copper sheet;

[0023] Among them, the setting of each group of CCD cameras can perform real-time visual monitoring during positioning, material picking and transfer to ensure processing accuracy.

[0024] The present invention provides a side welding device for a mobile phone middle frame copper sheet. It has the following beneficial effects:

[0025] 1. The side welding equipment for the copper sheet of the mobile phone middle frame can cooperate with each other to limit and correct the position of the copper sheet, ensure the accuracy of its welding position, and has a high degree of automation. It can realize full-automatic and precise spot welding on the side of the copper sheet, solving the problem that the existing device is difficult to perform corresponding efficient, full-automatic and precise spot welding on the side of the copper sheet according to demand;

[0026] 2. The side welding equipment for the copper sheet of the mobile phone middle frame can scan the copper sheet after welding on the middle frame platform assembly from the top side and perform CCD visual monitoring through the setting of the middle frame detection camera, so as to ensure the quality of the copper sheet after spot welding and avoid the appearance of defective products. At the same time, the setting of the CCD camera can accurately monitor the positioning and correction position to ensure the accuracy of its automatic spot welding;

[0027] 3. The side welding equipment for the copper sheet of the middle frame of the mobile phone can limit the copper sheet by clamping it through the setting of the clamp fixing seat and the clamp member in the copper sheet clamp assembly, and can cooperate with the correction cylinder to push the copper sheet from the outside to correct it to the corresponding position, thereby ensuring the accuracy of subsequent spot welding, solving the problem that the existing device is difficult to accurately correct the position of the copper sheet according to the needs and thus ensuring that it is difficult to accurately spot weld the copper sheet. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of the present invention;

[0029] Figure 2 It is a structural schematic diagram of the copper sheet pressing claw assembly of the present invention;

[0030] Figure 3 It is a structural schematic diagram of the middle frame platform assembly of the present invention;

[0031] Figure 4 It is a structural schematic diagram of the middle frame material guide assembly of the present invention;

[0032] Figure 5 This is a schematic diagram of the structure of the copper sheet material taking assembly of the present invention;

[0033] Figure 6 It is a schematic structural diagram of the copper sheet spot welding assembly of the present invention.

[0034] In the figure: 1. Frame; 2. Conveying assembly; 3. Copper sheet positioning assembly; 4. Copper sheet carrier assembly; 5. Copper sheet picking assembly; 51. Stepper motor; 52. Suction nozzle; 6. Copper sheet pressure claw assembly; 61. Right-angle reducer; 62. Calibration cylinder; 63. Pressure claw fixing seat; 64. Pressure claw part; 7. Copper sheet spot welding assembly; 71. Laser kit; 8. Middle frame platform assembly; 81. Auxiliary motor; 82. Hollow rotating platform; 83. Middle frame fixture; 9. Middle frame material guide assembly; 91. Four-axis robot; 92. Vacuum suction cup; 10. NG belt line; 11. Middle frame detection camera; 12. Screw assembly; 13. Servo motor. DETAILED DESCRIPTION

[0035] 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.

[0036] See also Figure 1-6 The embodiment of the present invention provides a technical solution: a side welding device for a copper sheet of a mobile phone middle frame, comprising a frame 1, a copper sheet carrier assembly 4 and a copper sheet positioning assembly 3 are fixedly installed at the front end of the frame 1, a copper sheet material taking assembly 5 for taking copper sheets is arranged on the outer side of the copper sheet carrier assembly 4, a copper sheet pressing claw assembly 6 for positioning and limiting the copper sheet on the copper sheet taking claw assembly 5 is fixedly installed on the top of the frame 1, a middle frame platform assembly 8 is arranged on the outer side of the copper sheet pressing claw assembly 6, and a copper sheet spot welding assembly 7 for spot welding the copper sheet is also arranged on the top side of the middle frame platform assembly 8;

[0037] Among them, the side welding equipment for the copper sheet of the mobile phone middle frame, through the setting of various components, can cooperate with each other to limit and correct the position of the copper sheet accordingly, thereby ensuring the accuracy of its welding position. At the same time, it has a high degree of automation and can realize fully automatic and precise spot welding on the side of the copper sheet, solving the problem that the existing device is difficult to perform corresponding efficient, fully automatic and precise spot welding on the side of the copper sheet according to demand.

[0038] Embodiment 2:

[0039] The rack 1 includes electric control, air source, control panel, door safety interlock, and air filtration. A conveying assembly 2 is fixedly installed on the top of the rack 1. The main body of the conveying assembly 2 is a loading and unloading belt line, and a middle frame material guide assembly 9 is installed on the top side of the conveying assembly 2. Among them, the rack 1 plays the role of support, protection, appearance, operation, etc., and the conveying assembly 2 can transmit the copper sheet.

[0040] The main body of the middle frame material guide assembly 9 is a four-axis robot 91, a vacuum suction cup 92 is fixedly installed at the output end of the four-axis robot 91, and the middle frame material guide assembly 9 is arranged above the middle frame platform assembly 8; wherein, the specification model of the four-axis robot 91 in the middle frame material guide assembly 9 is CR4115, and the model of the vacuum suction cup 92 is ZP3-Y10BNJ3-U6, and eight groups of vacuum suction cups 92 are provided, which can adsorb and accurately transfer the copper sheets after side welding.

[0041] Embodiment 2:

[0042] The main body of the copper sheet carrier assembly 4 is a copper sheet carrier feeder, and the copper sheet picking assembly 5 includes a screw assembly 12 and a servo motor 13 with matching specifications. Eight groups of stepper motors 51 are fixedly installed on the screw assembly 12, and a suction nozzle 52 is fixedly installed at the bottom end of each group of stepper motors 51; wherein, the copper sheet carrier assembly 4 can select the feeder specifications according to the width of the carrier, and the setting of the carrier feeder can pick up copper sheets of different specifications accordingly.

[0043] A set of screw rod assembly 12 and servo motor 13 with matching specifications are arranged in the copper sheet pressure claw assembly 6, the output end of the servo motor 13 is assembled with the screw rod assembly 12 through a right-angle reducer 61, the output end of the screw rod assembly 12 is fixedly connected with a pressure claw fixing seat 63, and a pressure claw member 64 is matched on the pressure claw fixing seat 63, and a correction cylinder 62 is also arranged in the copper sheet pressure claw assembly 6; wherein, the setting model of the screw rod assembly 12 in the copper sheet pressure claw assembly 6 is GTH8-L20-150-BC-M40-C3, the model of the servo motor 13 is X2MH040A-N2LN, and the model of the correction cylinder 62 is AXQ16-20A, and the model of the right-angle reducer 61 is ZR-60-10-S1;

[0044] In addition, the side welding equipment for the copper sheet of the middle frame of the mobile phone can limit the copper sheet by clamping and holding it through the arrangement of the clamp fixing seat 63 and the clamp member 64 in the copper sheet clamp assembly 6, and cooperate with the correction cylinder 62 to push the copper sheet from the outside to correct it to the corresponding position, thereby ensuring the accuracy of subsequent spot welding, solving the problem that the existing device is difficult to accurately correct the position of the copper sheet according to the needs and thus ensuring that it is difficult to accurately spot weld the copper sheet.

[0045] Embodiment 4:

[0046] A set of supporting screw assembly 12 and servo motor 13 is provided in the middle frame platform assembly 8, and an auxiliary motor 81 is also provided in the middle frame platform assembly 8. A hollow rotating platform 82 is fixedly mounted on the output shaft of the auxiliary motor 81, and a middle frame fixture 83 located below the hollow rotating platform 82 is also provided in the middle frame platform assembly 8; wherein, the model specifications of the screw assembly 12 and the servo motor 13 in the middle frame platform assembly 8 are the same as those in the copper sheet pressure claw assembly 6, both of which are GTH8-L20-500-BC-M40-C3 and X2MH040A-N2LN, and the model of the auxiliary motor 81 is also X2MH040A-N2LN, and the model of the hollow rotating platform 82 is GSN85-10-SC-V1, and a bearing is also provided in the middle frame platform assembly 8, and the model of the peripheral side is 6002ZZ.

[0047] A U-shaped frame is fixedly installed on the top of the frame 1, and a copper sheet spot welding assembly 7 is fixedly installed on the top of the U-shaped frame. The copper sheet spot welding assembly 7 is provided with two sets of matching servo motors 13 and a screw assembly 12 located at its output end, and the frame 1 is equipped with a laser kit 71 for efficient spot welding of the bottom copper sheet; wherein, the model of the two sets of screw assemblies 12 in the copper sheet spot welding assembly 7 is ETH17-L20-450-BC-M40-C4, and the model of the corresponding screw assembly 12 is X2MH040A-N2LN.

[0048] A U-shaped frame is fixedly installed on the top of the frame 1, and a middle frame detection camera 11 located on the top side of the middle frame platform assembly 8 is fixedly installed on the bottom of the U-shaped frame, and an NG belt line 10 located on the outside of the conveying assembly 2 is also provided on the top of the frame 1; wherein, the setting of the middle frame detection camera 11 can monitor the copper sheet on the middle frame platform assembly 8 after welding is completed, and scan the MES QR code thereon, to achieve the effect of scanning code monitoring.

[0049] The copper sheet picking component 5, the copper sheet spot welding component 7 and the middle frame detection camera 11 are all equipped with CCD cameras for real-time monitoring of the copper sheet; wherein, the setting of each group of CCD cameras can perform real-time visual monitoring during positioning, picking and transfer to ensure processing accuracy.

[0050] The side welding equipment for the copper sheet of the mobile phone middle frame can scan and perform CCD visual monitoring on the copper sheet after welding on the middle frame platform assembly 8 from the top side through the setting of the middle frame detection camera 11, so as to ensure the quality of the copper sheet after spot welding and avoid the occurrence of defective products. At the same time, the setting of the CCD camera can accurately monitor the positioning and correction position to ensure the accuracy of its automated spot welding.

[0051] The working principle and use process of the present invention are as follows: when the device is needed to work, the copper sheet carrier assembly 4 is used to select copper sheets of corresponding specifications, and the copper sheet material taking assembly 5 is used to take the materials stably, and then the copper sheet is transmitted to the copper sheet pressing claw assembly 6, and the pressing claw fixing seat 63 and the pressing claw member 64 are used to limit and stably clamp the copper sheet, and the correction cylinder 62 is used to make corresponding corrections to the position of the copper sheet to ensure the accuracy of the subsequent copper sheet spot welding assembly 7, and then the middle frame platform assembly 8 is used to transport the copper sheet, and finally the middle frame material guide assembly 9 places the welded copper sheet in the conveying assembly 2 to realize efficient spot welding processing on the side of the copper sheet.

[0052] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0053] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A side welding device for a mobile phone middle frame copper sheet, characterized in that: The invention comprises a frame (1), wherein a copper sheet carrier assembly (4) and a copper sheet positioning assembly (3) are fixedly mounted on the front end of the frame (1), a copper sheet material taking assembly (5) for taking copper sheets is arranged on the outer side of the copper sheet carrier assembly (4), a copper sheet pressing claw assembly (6) for positioning and limiting the copper sheets on the copper sheet material taking assembly (5) is fixedly mounted on the top of the frame (1), a middle frame platform assembly (8) is arranged on the outer side of the copper sheet pressing claw assembly (6), and a copper sheet spot welding assembly (7) for spot welding the copper sheets is also arranged on the top side of the middle frame platform assembly (8).

2. The side welding device for the copper sheet of the mobile phone middle frame according to claim 1 is characterized in that: The frame (1) comprises an electric control, an air source, a control panel, a door safety interlock, and an air filter. A conveying assembly (2) is fixedly installed on the top of the frame (1). The main body of the conveying assembly (2) is a loading and unloading belt line, and a middle frame material guide assembly (9) is installed on the top side of the conveying assembly (2).

3. The side welding device for the copper sheet of the mobile phone middle frame according to claim 1, characterized in that: The main body of the middle frame material guide component (9) is a four-axis robot (91), a vacuum suction cup (92) is fixedly installed at the output end of the four-axis robot (91), and the middle frame material guide component (9) is arranged above the middle frame platform component (8).

4. The side welding device for the copper sheet of the mobile phone middle frame according to claim 1 is characterized in that: The main body of the copper sheet carrier assembly (4) is a copper sheet carrier flyer, and the copper sheet material taking assembly (5) comprises a screw assembly (12) and a servo motor (13) of matching specifications. Eight groups of stepper motors (51) are fixedly mounted on the screw assembly (12), and a suction nozzle (52) is fixedly mounted at the bottom end of each group of stepper motors (51).

5. The side welding device for the copper sheet of the mobile phone middle frame according to claim 1, characterized in that: The copper sheet pressure claw assembly (6) is provided with a set of screw rod assembly (12) and servo motor (13) of matching specifications; the output end of the servo motor (13) is assembled with the screw rod assembly (12) via a right-angle reducer (61); the output end of the screw rod assembly (12) is fixedly connected with a pressure claw fixing seat (63); the pressure claw fixing seat (63) is matched with a pressure claw member (64); and the copper sheet pressure claw assembly (6) is also provided with a calibration cylinder (62).

6. The side welding device for the copper sheet of the mobile phone middle frame according to claim 1, characterized in that: The middle frame platform assembly (8) is provided with a set of supporting screw rod assemblies (12) and servo motors (13), the middle frame platform assembly (8) is also provided with an auxiliary motor (81), a hollow rotating platform (82) is fixedly mounted on the output shaft of the auxiliary motor (81), and the middle frame platform assembly (8) is also provided with a middle frame fixture (83) located below the hollow rotating platform (82).

7. The side welding device for the copper sheet of the mobile phone middle frame according to claim 1, characterized in that: A U-shaped frame is fixedly mounted on the top of the frame (1), a copper sheet spot welding assembly (7) is fixedly mounted on the top of the U-shaped frame, two sets of servo motors (13) for matching use and a screw assembly (12) located at the output end thereof are arranged in the copper sheet spot welding assembly (7), and a laser kit (71) for efficiently spot welding the bottom copper sheet is mounted on the frame (1).

8. The side welding device for the copper sheet of the mobile phone middle frame according to claim 1, characterized in that: A U-shaped frame is fixedly installed on the top of the frame (1), a middle frame detection camera (11) located on the top side of the middle frame platform component (8) is fixedly installed on the bottom of the U-shaped frame, and an NG belt line (10) located on the outside of the conveying component (2) is also arranged on the top of the frame (1).

9. The side welding device for the copper sheet of the mobile phone middle frame according to claim 1, characterized in that: The copper sheet material taking component (5), the copper sheet spot welding component (7) and the middle frame detection camera (11) are all provided with a CCD camera for real-time monitoring of the copper sheet.

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