Robot material picking detection machine for headphone shell

Abstract

The utility model provides a robot material picking detection machine for headphone shells, which comprises a machine table, and further comprises a conveying belt, a detection station, a four-axis manipulator, a temporary material storage station, a discharging station, a waste material collecting box, an automatic material moving mechanism, a position adjusting mechanism and a material tray pushing structure which are arranged on the machine table, the four-axis manipulator is arranged on one side of the discharging buckle of the conveying belt; the temporary storage station is arranged close to one side of the four-axis manipulator, and the discharge station is arranged close to one side of the detection station; the automatic material moving mechanism is arranged between the temporary material storage station and the discharging station in a crossing mode. The temporary storage station is provided with a first automatic lifting mechanism, and the discharging station is provided with a second automatic lifting mechanism and a tray pushing structure. The position adjusting mechanism is correspondingly arranged above the temporary storage station and corresponds to the first automatic lifting mechanism in position; the detection station is provided with a detection mechanism. Automatic feeding, detecting and picking are achieved, and the working efficiency is greatly improved on the basis that the picking accuracy is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of earphone production and processing, in particular to a robot material picking and detecting machine for earphone shells. Background Art

[0002] The basic structure of a headset consists of a bracket and speakers, microphones, etc. mounted on opposite sides of the bracket. After the speakers are assembled and fixed to the bracket, they need to be covered with a shell on both sides of the bracket for sealing. For the headset shell, after it is stamped and formed, in order to ensure its quality, it is necessary to first perform a shape inspection. The shells that meet the quality requirements are then collected and placed in a unified manner for future use. The current production process is to first collect the stamped headphone shells, then place them on the CCD inspection equipment, manually inspect them through the machine, and then manually sort the good and bad products. The work efficiency is extremely low and the error rate is high. In view of this situation, improvement is urgently needed. Utility Model Content

[0003] Based on this, the purpose of the present invention is to provide a robot picking and inspecting machine for headphone shells, which can realize automatic loading, inspection and picking, ensure the accuracy of picking, and greatly improve work efficiency.

[0004] The utility model provides a robot picking and inspecting machine for headphone shells, comprising a machine platform, a conveyor belt, an inspection station, a four-axis manipulator, a temporary material storage station, a material discharge station, a waste collection box, an automatic material transfer mechanism, a position adjustment mechanism, and a material tray pushing structure installed on the machine platform; the inspection station is arranged on one side of the conveyor belt feed port, the four-axis manipulator is arranged on one side of the conveyor belt discharge buckle and its position corresponds to the inspection station; the temporary material storage station and the material discharge station are arranged side by side on one side of the conveyor belt in the length direction, and the temporary material storage station is close to the four-axis manipulator The discharging station is arranged on one side of the temporary storage station, and the discharging station is arranged close to the detection station; the automatic material moving mechanism is arranged across between the temporary storage station and the discharging station; the waste collection box is arranged on one side of the conveyor belt discharge port; the temporary storage station is provided with a first automatic lifting mechanism, and the discharging station is provided with a second automatic lifting mechanism and the material tray pushing structure; the position adjustment mechanism is arranged above the temporary storage station and its position corresponds to the first automatic lifting mechanism; the detection station is provided with a detection mechanism; the machine is located at the lower part of the discharging station and is equipped with a discharging table.

[0005] Preferably, the detection mechanism includes a first bracket, a first mounting seat, a CCD camera, a lighting lamp, and an adjustment plate. The first bracket is installed on the machine platform, the adjustment plate is vertically installed in the middle of the first bracket, the lighting lamp is installed at the lower part of the adjustment plate, the first mounting seat is installed at the upper part of the adjustment plate, and the CCD camera is correspondingly installed at the lower part of the first mounting seat and its position corresponds to the lighting lamp; the adjustment plate is provided with a plurality of vertically arranged waist-shaped holes along its height direction, the adjustment plate is connected to the first bracket by screws passing through the waist-shaped holes, and the first mounting seat is connected to the adjustment plate by screws passing through the waist-shaped holes.

[0006] Preferably, a second bracket is installed on one side of the machine at the discharge port, and the waste collection box is movably placed on the second bracket.

[0007] Preferably, the automatic material moving mechanism includes a first driving motor, a first driving wheel, a first driven wheel, a first driving belt, a first guide rail, a first slide, a third bracket, a fourth bracket, a plurality of negative pressure suction nozzles, a first lifting driving motor, and a fifth bracket; the first driving motor is installed on one side of the fifth bracket, the first driving wheel and the first driven wheel are respectively installed on opposite sides of the length direction of the fifth bracket, the power output end of the first driving motor is connected to the first driving wheel power, and the first driving wheel and the first driven wheel are connected and driven by the first driving belt; the first guide rail is arranged along the length direction of the fifth bracket, the third bracket is fixedly connected to the first slide, the first slide is slidably connected to the first guide rail, the bottom of the first slide is fixedly connected to the first driving belt, the first lifting driving motor is installed on the third bracket, the power output end of the first lifting driving motor is fixedly connected to the fourth bracket, and each of the negative pressure suction nozzles is correspondingly and evenly arranged at the bottom of the fourth bracket in an orderly manner.

[0008] Preferably, the position adjustment mechanism includes a first pushing structure and a second pushing structure, the first pushing structure and the second pushing structure both include a push-pull motor and an L-shaped push-pull plate, the push-pull motor is installed on the machine platform, and the power output end of the push-pull motor is connected to the L-shaped push-pull plate; the first pushing structure and the second pushing structure are respectively installed on opposite sides of the upper part of the temporary material storage station.

[0009] Preferably, the first automatic lifting mechanism includes a second lifting drive motor, a second driving wheel, a second driven wheel, a second driving belt, a first screw shaft, a second slide, and a first receiving seat. The power output end of the second lifting drive motor is connected to the second driving wheel, and the second driving wheel and the second driven wheel are driven and connected by the second driving belt. The upper part of the first screw shaft is coaxially connected to the second driven wheel, the second slide is movably installed on the first screw shaft, and the second slide and the first receiving seat are fixedly connected; the bottom of the first screw shaft is connected to the machine through a bearing seat; the temporary storage station is vertically provided with a second guide rail, and the first receiving seat is slidably connected to the second guide rail.

[0010] Preferably, the second automatic lifting mechanism includes a third lifting drive motor, a third driving wheel, a third driven wheel, a third driving belt, a second screw shaft, a third slide, and a second receiving seat. The power output end of the third lifting drive motor is connected to the third driving wheel, and the third driving wheel and the third driven wheel are driven and connected by a third driving belt. The upper part of the second screw shaft is coaxially connected to the third driven wheel, and the third slide is movably installed on the second screw shaft, and the third slide and the second receiving seat are fixedly connected; the bottom of the second screw shaft is connected to the machine through a bearing seat; the discharging station is vertically provided with a third guide rail, and the second receiving seat is slidably connected to the third guide rail.

[0011] Preferably, the tray pushing structure includes a telescopic drive motor and a push plate. The telescopic drive motor is installed on the machine platform. The power output end of the telescopic drive motor is connected to the push plate. The position of the push plate corresponds to the discharge station.

[0012] Preferably, a guide baffle is provided on the conveyor belt along its length direction.

[0013] The beneficial effects of the present invention are: a conveyor belt, an inspection station, a four-axis manipulator, a temporary storage station, a discharging station, a waste collection box, an automatic material moving mechanism, a position adjustment mechanism, and a tray pushing structure on the machine. The inspection station is provided with a detection mechanism, the temporary storage station is provided with a first automatic lifting mechanism, and the discharging station is provided with a second automatic lifting mechanism and the tray pushing structure. The finished earphone shells conveyed from the punching machine directly enter the conveyor belt. The earphone shells are inspected by the inspection mechanism. Those that meet the quality requirements are first collected into the tray of the temporary storage station by the four-axis manipulator. After the tray is full, the tray is transferred to the discharging station by the automatic material moving mechanism. After the discharging station completes the stacking of a predetermined number of trays, it is pushed to the discharging platform for removal through the tray pushing structure. The earphone shells that do not meet the quality requirements will slide along the conveyor belt into the waste collection box, thereby realizing automatic loading, inspection, and picking. On the basis of ensuring the accuracy of picking, work efficiency is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional view of this embodiment.

[0015] Figure 2 This is a stereoscopic view (first vision) of this embodiment.

[0016] Figure 3 This is the stereoscopic view (second vision) of this embodiment.

[0017] Figure 4 This is a stereoscopic view (third vision) of this embodiment.

[0018] The accompanying drawings are marked as follows: continuous punching machine 11, conveyor line 12, conveyor belt 15, inspection station 13, four-axis manipulator 14, temporary storage station 18, discharge station 20, waste collection box 16, automatic material moving mechanism 17, discharge table 19, first bracket 25, first mounting seat 22, CCD camera 21, lighting lamp 24, adjustment plate 23, earphone housing 26, material tray 27, second bracket 28, first drive motor 29, first driving wheel 30, fourth bracket 32, multiple negative pressure nozzles 31, first lifting drive motor 34, first driven wheel 37, first drive belt 36, first guide rail 35, first slide 33, second pushing structure 40, push Pulling motor 39, L-shaped push-pull plate 38, second lifting drive motor 44, second driving wheel 43, second driven wheel 42, second driving belt 41, first screw shaft 45, second slide 47, first receiving seat 46, second automatic lifting mechanism 48, first automatic lifting mechanism 49, third driving belt 50, second screw shaft 53, third slide 54, second receiving seat 52, third lifting drive motor 51, telescopic drive motor 55, third guide rail 56, second guide rail 57, position adjustment mechanism 59, first pushing structure 58, waist-shaped hole 61, third bracket 62, fifth bracket 63, push plate 64, material tray pushing structure 65, third driving wheel 66. DETAILED DESCRIPTION

[0019] In order to further understand the features, technical means, and specific objectives and functions achieved by the present invention, the present invention is described in further detail below in conjunction with specific implementation methods and accompanying drawings.

[0020] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; they can refer to mechanical connection or electrical connection; they can refer to direct connection or indirect connection through an intermediate medium; they can refer to internal communication between two components. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to the specific circumstances.

[0021] Please refer to Figure 1-4The utility model provides a kind of robot pick-up detection machine for head-mounted earphone shell, including machine table, still including installation on the conveying belt 15 of machine table, detection station 13, four-axis manipulator 14, temporary storage station 18, discharge station 20, waste collection box 16, automatic material moving mechanism 17, position adjusting mechanism 59, tray pushing structure 65;Detection station 13 is arranged at the side of conveying belt 15 inlet, four-axis manipulator 14 is arranged at the side of conveying belt 15 discharge buckle and position corresponds with detection station 13;Temporary storage station 18 and discharge station 20 are arranged at the side of conveying belt 15 length direction in parallel, temporary storage station 18 is arranged to the side of four-axis manipulator 14, discharge station 20 is arranged to the side of detection station 13;Automatic material moving mechanism 17 is arranged between temporary storage station 18 and discharge station 20 in transverse;Waste collection box 16 is arranged at the side of conveying belt 15 discharge port;Temporary storage station 18 is provided with first automatic lifting mechanism 49, and discharge station 20 is provided with second automatic lifting mechanism 48 and tray pushing structure 65;Position adjusting mechanism 59 is correspondingly arranged above temporary storage station 18 and position corresponds with first automatic lifting mechanism 49;Detection station 13 is provided with detection mechanism;Machine table is located in the lower part of discharge station 20 and is provided with discharge table 19.Conveying belt 15, four-axis manipulator 14, automatic material moving mechanism 17, position adjusting mechanism 59, tray pushing structure 65, first automatic lifting mechanism 49, second automatic lifting mechanism 48, detection mechanism are connected with control system.

[0022] Preferably, the detection mechanism includes a first bracket 25, a first mounting seat 22, a CCD camera 21, a lighting lamp 24, an adjusting plate 23, the first bracket 25 is installed on the machine table, the adjusting plate 23 is installed vertically in the middle of the first bracket 25, the lighting lamp 24 is installed at the lower part of the adjusting plate 23, the first mounting seat 22 is installed at the upper part of the adjusting plate 23, the CCD camera 21 is correspondingly installed at the lower part of the first mounting seat 22 and the position corresponds with the lighting lamp 24; The adjusting plate 23 is provided with a plurality of vertically arranged waist-type holes 61 along the height direction, and the adjusting plate 23 is connected with the first bracket 25 by penetrating the waist-type holes 61 with screws, and the first mounting seat 22 is connected with the adjusting plate 23 by penetrating the waist-type holes 61 with screws. Through the cooperation of the screw and the waist-type hole 61, the relative height of the adjusting plate 23 and the first mounting seat 22 can be fine-tuned, so as to ensure the accuracy of detection.

[0023] Preferably, the machine table is provided with a second bracket 28 at the side of the discharge port, and the waste collection box 16 is correspondingly placed on the second bracket 28.

[0024] Preferably, the automatic material moving mechanism 17 includes a first driving motor 29, a first driving wheel 30, a first driven wheel 37, a first driving belt 36, a first guide rail 35, a first slide 33, a third bracket 62, a fourth bracket 32, a plurality of negative pressure suction nozzles 31, a first lifting driving motor 34, and a fifth bracket 63; the first driving motor 29 is installed on one side of the fifth bracket 63, the first driving wheel 30 and the first driven wheel 37 are respectively installed on opposite sides of the length direction of the fifth bracket 63, and the power output end of the first driving motor 29 is connected to the power of the first driving wheel 30. Then, the first driving wheel 30 and the first driven wheel 37 are connected and driven by the first driving belt 36; the first guide rail 35 is arranged along the length direction of the fifth bracket 63, the third bracket 62 is fixedly connected to the first slide 33, the first slide 33 is slidably connected to the first guide rail 35, the bottom of the first slide 33 is fixedly connected to the first driving belt 36, the first lifting drive motor 34 is installed on the third bracket 62, the power output end of the first lifting drive motor 34 is fixedly connected to the fourth bracket 32, and the negative pressure suction nozzles 31 are correspondingly and evenly arranged at the bottom of the fourth bracket 32. During actual operation, the first driving motor 29 outputs power to the first active wheel 30, and the first active wheel 30 drives the first driven wheel 37 to rotate synchronously through the first driving belt 36. During the rotation of the first driving belt 36, the first slide 33 is synchronously driven to move along the first guide rail 35, and the first slide 33 synchronously drives the third bracket 62, the fourth bracket 32, the multiple negative pressure suction nozzles 31, and the first lifting drive motor 34 to move. When it is necessary to take the material tray, the first lifting drive motor 34 outputs power to drive the fourth bracket 32 ​​to move down a predetermined distance, and the multiple negative pressure suction nozzles 31 adsorb the material tray, and the first lifting drive motor 34 is reset to a predetermined height, and then the third bracket 62, the fourth bracket 32, the multiple negative pressure suction nozzles 31, and the first lifting drive motor 34 are synchronously driven to move to the next work station through the first slide 33; when it is necessary to put the material out, the first lifting drive motor 34 outputs power to drive the fourth bracket 32 ​​to move down a predetermined distance, and the multiple negative pressure suction nozzles 31 put the material tray down.

[0025] Preferably, the position adjustment mechanism 59 includes a first pushing structure 58 and a second pushing structure 40, each of which includes a push-pull motor 39 and an L-shaped push-pull plate 38. The push-pull motor 39 is mounted on the machine platform, and the power output end of the push-pull motor 39 is connected to the L-shaped push-pull plate 38. The first pushing structure 58 and the second pushing structure 40 are respectively mounted on opposite sides of the upper portion of the temporary material storage station 18. During actual operation, the power output of the push-pull motor 39 causes the L-shaped push-pull plate 38 to move, and the L-shaped push-pull plates 38 on both sides move simultaneously, thereby clamping the material tray 27. In this way, the position of the material tray is adjusted, ensuring that the automatic material transfer mechanism can accurately grasp the material tray.

[0026] Preferably, the first automatic lifting mechanism 49 includes a second lifting drive motor 44, a second driving wheel 43, a second driven wheel 42, a second driving belt 41, a first screw shaft 45, a second slide 47, and a first receiving seat 46. The power output end of the second lifting drive motor 44 is connected to the second driving wheel 43, and the second driving wheel 43 and the second driven wheel 42 are driven and connected by the second driving belt 41. The upper part of the first screw shaft 45 is coaxially connected to the second driven wheel 42, and the second slide 47 is movably mounted on the first screw shaft 45, and the second slide 47 and the first receiving seat 46 are fixedly connected; the bottom of the first screw shaft 45 is connected to the machine through a bearing seat; the temporary storage station 18 is vertically provided with a second guide rail 57, and the first receiving seat 46 is slidably connected to the second guide rail 57. During operation, the second lifting drive motor 44 outputs power to the second driving wheel 43, which in turn drives the second driven wheel 42 via the second drive belt 41. The second driven wheel 42 then simultaneously drives the first screw shaft 45. The rotation of the first screw shaft 45 causes the second slide 47 to drive the first receiving seat 46 to achieve vertical displacement along the first screw shaft 45. The first receiving seat 46 sequentially stacks empty trays for placing headphone shells that meet quality requirements. Each time the top tray is removed, the first automatic lifting mechanism 49 moves up a predetermined height to ensure that the top tray is in a suitable position for removal.

[0027] Preferably, the second automatic lifting mechanism 48 includes a third lifting drive motor 51, a third driving wheel 66, a third driven wheel, a third driving belt 50, a second screw shaft 53, a third slide 54, and a second receiving seat 52. The power output end of the third lifting drive motor 51 is connected to the third driving wheel 66, and the third driving wheel 66 and the third driven wheel are driven and connected by the third driving belt 50. The upper part of the second screw shaft 53 is coaxially connected to the third driven wheel, and the third slide 54 is movably installed on the second screw shaft 53. The third slide 54 and the second receiving seat 52 are fixedly connected; the bottom of the second screw shaft 53 is connected to the machine through a bearing seat; the discharging station 20 is vertically provided with a third guide rail 56, and the second receiving seat 52 is slidably connected to the third guide rail 56. During actual operation, the third lifting drive motor 51 outputs power to the third driving wheel 66, which drives the third driven wheel to rotate via the third drive belt 50. The third driven wheel then simultaneously drives the second screw shaft 53 to rotate. The rotation of the second screw shaft 53 causes the third slide 54 to drive the second receiving seat 52 to achieve vertical displacement along the second screw shaft 53. During actual operation, when a tray filled with headphone shells is stacked on the second receiving seat 52 and moved from the temporary storage station 18 to the discharge station 20, the second automatic lifting mechanism 48 will correspondingly move downward to a predetermined height to cooperate with the automatic material transfer mechanism 17 to place the tray.

[0028] Preferably, the tray pushing mechanism 65 includes a telescopic drive motor 55 and a push plate 64. The telescopic drive motor 55 is mounted on the machine platform, and the power output end of the telescopic drive motor 55 is connected to the push plate 64. The position of the push plate 64 corresponds to the discharge station 20. In actual operation, after the trays 27 on the discharge station 20 have been stacked to a predetermined number, the telescopic drive motor 55 outputs power, prompting the push plate 64 to push the entire stack of trays 27 onto the discharge platform 19.

[0029] Preferably, a guide baffle 60 is provided along the length of the conveyor belt 15. By providing the guide baffle 60, the finished earphone shells 26 falling from the conveyor belt 15 of the continuous punching machine 11 conveyor line 12 are adjusted on the conveyor belt 15, so that they are limited in flow to the position of the detection mechanism for detection, thereby improving the accuracy of detection.

[0030] The operating steps of this embodiment are as follows:

[0031] 1. The finished earphone shells punched by the continuous punching machine fall onto the conveyor belt one by one;

[0032] 2. The finished earphones are tested by the testing agency;

[0033] 3. The earphone shells that meet the quality requirements will be collected by the four-axis robot and put into the material tray of the temporary storage station. The earphone shells that do not meet the quality requirements will be transported along the conveyor belt and slide into the waste collection box. When the waste collection box is full, it will be directly replaced with the next waste collection box for continued use.

[0034] 4. After the tray at the temporary storage station is full, the position adjustment mechanism 59 clamps and positions the tray, and then the automatic material transfer mechanism transfers the tray to the discharge station;

[0035] 5. After the discharge station completes the stacking of a predetermined number of trays, the trays are pushed to the discharge table for removal through the tray pushing mechanism.

[0036] This embodiment realizes automatic loading, detection, and picking of materials, thereby greatly improving work efficiency on the basis of ensuring the accuracy of picking of materials.

[0037] The above-described embodiment merely represents one embodiment of the present invention. While the description is relatively specific and detailed, it should not be construed as limiting the scope of the present invention. It should be noted that a person skilled in the art would be able to make various modifications and improvements without departing from the concept of the present invention, and these modifications and improvements fall within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be determined by the appended claims.

Claims

1. A robot picking and inspecting machine for headphone shells, comprising a machine platform, characterized in that: The machine also includes a conveyor belt (15), a detection station (13), a four-axis manipulator (14), a temporary material storage station (18), a discharge station (20), a waste collection box (16), an automatic material transfer mechanism (17), a position adjustment mechanism (59), and a tray pushing structure (65); the detection station (13) is arranged on one side of the feed port of the conveyor belt (15), the four-axis manipulator (14) is arranged on one side of the discharge buckle of the conveyor belt (15) and its position corresponds to the detection station (13); the temporary material storage station (18) and the discharge station (20) are arranged in parallel on one side of the length direction of the conveyor belt (15), the temporary material storage station (18) is arranged close to the side of the four-axis manipulator (14), and the discharge station ( 20) is arranged on one side of the detection station (13); the automatic material moving mechanism (17) is arranged across between the temporary material storage station (18) and the discharge station (20); the waste collection box (16) is arranged on one side of the discharge port of the conveyor belt (15); the temporary material storage station (18) is provided with a first automatic lifting mechanism (49), and the discharge station (20) is provided with a second automatic lifting mechanism (48) and the material tray pushing structure (65); the position adjustment mechanism (59) is correspondingly arranged above the temporary material storage station (18) and its position corresponds to the first automatic lifting mechanism (49); the detection station (13) is provided with a detection mechanism; the machine is located at the lower part of the discharge station (20) and is equipped with a discharge table (19).

2. The headphone shell picking and inspecting robot according to claim 1, characterized in that: The detection mechanism comprises a first bracket (25), a first mounting seat (22), a CCD camera (21), an illuminating lamp (24), and an adjusting plate (23); the first bracket (25) is mounted on the machine platform; the adjusting plate (23) is vertically mounted in the middle of the first bracket (25); the illuminating lamp (24) is mounted at the lower part of the adjusting plate (23); the first mounting seat (22) is mounted at the upper part of the adjusting plate (23); the CCD camera (21) is correspondingly mounted at the lower part of the first mounting seat (22) and its position corresponds to that of the illuminating lamp (24); the adjusting plate (23) is provided with a plurality of waist-shaped holes (61) arranged vertically along its height direction; the adjusting plate (23) is connected to the first bracket (25) by screws passing through the waist-shaped holes (61); and the first mounting seat (22) is connected to the adjusting plate (23) by screws passing through the waist-shaped holes (61).

3. The headphone shell picking and inspecting robot according to claim 1, characterized in that: A second bracket (28) is installed on one side of the machine at the discharge port, and the waste collection box (16) is movably placed on the second bracket (28).

4. The headphone shell picking and inspecting robot according to claim 1, characterized in that: The automatic material transfer mechanism (17) includes a first driving motor (29), a first driving wheel (30), a first driven wheel (37), a first driving belt (36), a first guide rail (35), a first slide (33), a third bracket (62), a fourth bracket (32), a plurality of negative pressure nozzles (31), a first lifting driving motor (34), and a fifth bracket (63); The first driving motor (29) is mounted on one side of the fifth bracket (63), the first driving wheel (30) and the first driven wheel (37) are respectively mounted on opposite sides of the length direction of the fifth bracket (63), the power output end of the first driving motor (29) is connected to the first driving wheel (30), and the first driving wheel (30) and the first driven wheel (37) are connected and driven by the first driving belt (36); the first guide rail (35) is arranged along the length direction of the fifth bracket (63), the third bracket (62) is fixedly connected to the first slide (33), the first slide (33) is slidably connected to the first guide rail (35), the bottom of the first slide (33) is fixedly connected to the first driving belt (36), the first lifting driving motor (34) is mounted on the third bracket (62), the power output end of the first lifting driving motor (34) is fixedly connected to the fourth bracket (32), and each of the negative pressure suction nozzles (31) is correspondingly and evenly arranged at the bottom of the fourth bracket (32).

5. The headphone shell picking and inspecting robot according to claim 1, characterized in that: The position adjustment mechanism (59) includes a first pushing structure (58) and a second pushing structure (40), and the first pushing structure (58) and the second pushing structure (40) both include a push-pull motor (39) and an L-shaped push-pull plate (38). The push-pull motor (39) is installed on the machine platform, and the power output end of the push-pull motor (39) is connected to the L-shaped push-pull plate (38); the first pushing structure (58) and the second pushing structure (40) are respectively installed on opposite sides of the upper part of the temporary material storage station (18).

6. The headphone shell picking and inspecting robot according to claim 1, characterized in that: The first automatic lifting mechanism (49) includes a second lifting drive motor (44), a second active wheel (43), a second driven wheel (42), a second driving belt (41), a first screw shaft (45), a second slide (47), and a first receiving seat (46). The power output end of the second lifting drive motor (44) is connected to the second active wheel (43), the second active wheel (43) and the second driven wheel (42) are driven and connected by the second driving belt (41), the upper part of the first screw shaft (45) is coaxially connected to the second driven wheel (42), the second slide (47) is movably mounted on the first screw shaft (45), and the second slide (47) and the first receiving seat (46) are fixedly connected; the bottom of the first screw shaft (45) is connected to the machine through a bearing seat; the temporary storage station (18) is vertically provided with a second guide rail (57), and the first receiving seat (46) is slidably connected to the second guide rail (57).

7. The headphone shell picking and inspecting robot according to claim 1, characterized in that: The second automatic lifting mechanism (48) includes a third lifting drive motor (51), a third driving wheel (66), a third driven wheel, a third driving belt (50), a second screw shaft (53), a third slide (54), and a second receiving seat (52). The power output end of the third lifting drive motor (51) is connected to the third driving wheel (66), and the third driving wheel (66) and the third driven wheel are driven and connected by a third driving belt (50). The upper part of the second screw shaft (53) is coaxially connected to the third driven wheel. The third slide (54) is movably mounted on the second screw shaft (53), and the third slide (54) and the second receiving seat (52) are fixedly connected; the bottom of the second screw shaft (53) is connected to the machine through a bearing seat; the discharging station (20) is vertically provided with a third guide rail (56), and the second receiving seat (52) is slidably connected to the third guide rail (56).

8. The headphone shell picking and inspecting robot according to claim 7, characterized in that: The tray pushing structure (65) includes a telescopic drive motor (55) and a push plate (64). The telescopic drive motor (55) is installed on the machine platform. The power output end of the telescopic drive motor (55) is connected to the push plate (64). The position of the push plate (64) corresponds to the discharge station (20).

9. The headphone shell picking and inspecting robot according to claim 1, characterized in that: A guide baffle (60) is provided on the conveyor belt (15) along its length direction.

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