Part assembly head, lens assembly machine and lens assembly line

Abstract

The utility model discloses a part assembling head, a lens assembling machine and a lens assembling line. The part assembling head comprises a base, a sliding piece, a hollow motor, a suction nozzle and a rotary joint. A lifting sliding rail is arranged on the base, the sliding piece is installed on the lifting sliding rail and connected with a lifting driving piece, the hollow motor is installed on the sliding piece and provided with a first end and a second end, an output shaft is arranged at the first end of the hollow motor, and an air channel penetrating through the hollow motor is arranged between the output shaft and the second end of the hollow motor. The suction nozzle is connected with an output shaft of the hollow motor through the coupler and communicated with the air channel, and the rotary connector is installed at the second end of the hollow motor and communicated with the air channel. The suction nozzle is communicated with an external vacuum device through the air channel of the hollow motor and the rotary connector, so that parts are sucked or discharged, the hollow motor can drive the suction nozzle to rotate, the angles of the parts are adjusted, suction and angle adjustment in the automatic assembling process are achieved, and the part assembling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lens assembly, in particular to a parts assembly head, a lens assembly machine and a lens assembly line. Background Art

[0002] Lens assembly refers to the process of assembling parts such as lenses and light shields into the lens barrel. During the assembly process, the parts and the lens barrel are placed separately in different carriers, and because the parts are placed at different angles in the carriers, the angles of the parts need to be adjusted during the assembly process to correctly assemble the parts into the lens barrel. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a parts assembly head, a lens assembly machine and a lens assembly line, which can be used to absorb parts and adjust angles to improve the parts assembly efficiency.

[0004] On the one hand, an embodiment of the utility model provides a parts assembly head, comprising:

[0005] A base is provided with a lifting slide rail;

[0006] A sliding member, mounted on the lifting slide rail and connected to a lifting drive member;

[0007] A hollow motor is mounted on the sliding member, the hollow motor has a first end and a second end, the first end of the hollow motor is provided with an output shaft, and an air passage penetrating the hollow motor is provided between the output shaft of the hollow motor and the second end;

[0008] A suction nozzle, connected to the output shaft of the hollow motor through a coupling and communicated with the airway;

[0009] A rotary joint is installed at the second end of the hollow motor and communicated with the air passage.

[0010] According to some embodiments of the utility model, the sliding part has a first connecting part, a second connecting part and a third connecting part, the first connecting part is arranged along the first direction, the second connecting part and the third connecting part are arranged along the second direction and are connected to the first connecting part, the second connecting part is provided with a first air avoidance hole for the hollow motor output shaft to pass through, and the third connecting part is provided with a second air avoidance hole for the suction nozzle to pass through.

[0011] According to some embodiments of the present utility model, a bearing is installed in the second air avoidance hole, and the bearing is sleeved with the suction nozzle.

[0012] According to some embodiments of the present invention, an installation interval is provided between the second connection portion and the third connection portion, and the coupling is located in the installation interval.

[0013] According to some embodiments of the present invention, the first connecting portion is further connected to a sliding block, and the sliding block is adaptively connected to the lifting slide rail.

[0014] According to some embodiments of the present invention, the sliding member is installed with a height limiting member, the height limiting member is located on one side of the suction nozzle, and the end of the height limiting member is adapted to the height of the end of the suction nozzle.

[0015] According to some embodiments of the present utility model, the sliding member is connected to a first position sensor, the rotating joint is connected to a first detection member, and the position of the first detection member is matched with the detection end of the first position sensor.

[0016] According to some embodiments of the utility model, a second position sensor is provided on one side of the lifting slide rail, the sliding member is connected to a second detection member, and the position of the second detection member is matched with the detection end of the second position sensor.

[0017] On the other hand, an embodiment of the present invention provides a lens assembly machine, comprising the above-mentioned parts assembly head.

[0018] On the other hand, an embodiment of the present invention provides a lens assembly line, including the above-mentioned lens assembly machine.

[0019] The embodiments of the present invention have at least the following beneficial effects:

[0020] Under the power of the lifting drive component, the sliding part drives the hollow motor to move in the longitudinal direction along the lifting slide rail. The suction nozzle is connected to the external vacuum device through the air channel and rotary joint of the hollow motor to suck or discharge the parts. The hollow motor can drive the suction nozzle to rotate, thereby adjusting the angle of the parts, realizing the suction and angle adjustment in the automated assembly process, which is beneficial to improving the efficiency of part assembly.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0023] Figure 1 This is one of the structural schematic diagrams of the parts assembly head of an embodiment of the utility model;

[0024] Figure 2 This is the second structural schematic diagram of the parts assembly head of the embodiment of the utility model;

[0025] Figure 3 for Figure 1 A schematic structural diagram of a sliding member of a parts assembly head is shown;

[0026] Figure 4 for Figure 1 A schematic diagram of the partial structure of the parts assembly head is shown.

[0027] Reference numerals:

[0028] Base 100, lifting rail 110, lifting drive member 120, sliding member 200, first connecting part 210, slider 211, second connecting part 220, first avoidance hole 221, third connecting part 230, second avoidance hole 231, installation area 232, height limiter 240, hollow motor 300, coupling 320, suction nozzle 400, rotary joint 500, first position sensor 610, first detection member 620, second position sensor 630, second detection member 640. DETAILED DESCRIPTION

[0029] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0030] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0031] In the description of the present utility model, "several" means one or more, "multiple" means more than two, greater than, less than, and exceeding are understood as not including the number itself, and "above", "below", and "within" are understood as including the number itself. If there is a description of "first", "second", etc., it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0032] In the description of the present invention, unless otherwise clearly defined, words such as “setting”, “installation”, and “connection” should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above words in the present invention based on the specific content of the technical solution.

[0033] This embodiment discloses a lens assembly line, including a lens assembly machine and other matching equipment, such as a feeder, a dispensing machine, and a feeder, etc. The lens assembly machine includes a parts assembly head and other matching mechanisms, such as a parts feeding mechanism and a conveying track, etc. Among them, the parts assembly head is used for assembling parts such as lenses or light shielding films. The parts assembly head is described in detail below.

[0034] Please refer to Figure 1 and Figure 2 The parts assembly head includes a base 100, a sliding member 200, a hollow motor 300, a suction nozzle 400 and a rotary joint 500. The base 100 is provided with a lifting rail 110. The length of the lifting rail 110 extends in the longitudinal direction, wherein the longitudinal direction is the up-and-down direction shown in the figure. The sliding member 200 is mounted on the lifting rail 110 and is connected with a lifting drive member 120. The lifting drive member 120 can be a cylinder or a motor. The hollow motor 300 is mounted on the sliding member 200. The hollow motor 300 has The first end and the second end, the first end of the hollow motor 300 is provided with an output shaft, an air passage penetrating the hollow motor 300 is provided between the output shaft and the second end, the suction nozzle 400 is connected to the output shaft of the hollow motor 300 through the coupling 320, and is communicated with the air passage, the rotary joint 500 is installed at the second end of the hollow motor 300 and is communicated with the air passage, and for application scenarios where the rotation frequency and speed of the suction nozzle 400 are high, the rotary joint 500 can adopt a high-speed rotary joint 500.

[0035] Under the power of the lifting drive member 120, the sliding member 200 drives the hollow motor 300 to move in the longitudinal direction along the lifting slide rail 110, so that the suction nozzle 400 is close to or away from the material. The suction nozzle 400 is connected to the external vacuum device through the airway and the rotary joint 500 of the hollow motor 300, so as to suck or discharge the parts. The hollow motor 300 can drive the suction nozzle 400 to rotate, so as to adjust the angle of the part, realize the suction and angle adjustment in the automated assembly process, which is beneficial to improve the efficiency of part assembly.

[0036] Please refer to Figure 1 , Figure 2 and Figure 3The sliding member 200 has a first connecting portion 210, a second connecting portion 220 and a third connecting portion 230. The first connecting portion 210 is arranged along the first direction, the second connecting portion 220 and the third connecting portion 230 are arranged along the second direction and connected to the first connecting portion 210. The second connecting portion 220 is provided with a first avoidance hole 221 for the output shaft of the hollow motor 300 to pass through, and the third connecting portion 230 is provided with a second avoidance hole 231 for the suction nozzle 400 to pass through. The first direction indicates the longitudinal direction, and the second direction indicates the horizontal direction. The hollow motor 300 is installed on the second connecting portion 220, and the output shaft of the hollow motor 300 is passed through the first avoidance hole 221 to facilitate connection with the suction nozzle 400. The second avoidance hole 231 is installed with a bearing, and the bearing is sleeved with the suction nozzle 400. The bearing can limit the suction nozzle 400 circumferentially to prevent the suction nozzle 400 from deviating from the axis during rotation, which is conducive to improving the reliability of the angle adjustment of the parts.

[0037] Please refer to Figure 1 and Figure 2 An installation area 232 is provided between the second connection part 220 and the third connection part 230, and the coupling 320 is located in the installation area 232, so that the assembly of the coupling 320 is convenient, and the structure between the second connection part 220 and the third connection part 230 can be reduced, which is beneficial to reducing the weight of the sliding part 200 and achieving lightweight.

[0038] Please refer to Figure 1 In some application examples, the first connection portion 210 is further connected to a slider 211, the slider 211 is adapted to be connected to the lifting rail 110, and the slider 211 is provided with a slide rail structure adapted to the lifting rail 110, so that the slider 211 can slide on the lifting rail 110. In other application examples, the first connection portion 210 is provided with a slide rail structure adapted to the lifting rail 110, so that the first connection portion 210 is directly connected to the lifting rail 110.

[0039] Please refer to Figure 1 or Figure 2 The sliding member 200 is equipped with a height limiter 240, which is located on one side of the suction nozzle 400, and the end of the height limiter 240 is adapted to the height of the end of the suction nozzle 400. When the sliding member 200 approaches the part in the longitudinal direction, the height limiter 240 can abut against the carrier where the part is located to prevent the suction nozzle 400 from causing impact on the part due to excessive descent during the descent process. The height limiter 240 can be an L-shaped profile, and the height limiter 240 can be installed on the third connecting portion 230 of the sliding member 200.

[0040] Please refer to Figure 1 and Figure 4The sliding member 200 is connected to a first position sensor 610, and the rotating joint 500 is connected to a first detection member 620. The position of the first detection member 620 is matched with the detection end of the first position sensor 610. During the rotation of the suction nozzle 400, the first detection member 620 rotates synchronously. When the first detection member 620 is reset to the initial position, the first position sensor 610 is triggered, thereby detecting the position of the suction nozzle 400 in the horizontal plane.

[0041] Similarly, please refer to Figure 2 and Figure 4 A second position sensor 630 is disposed on one side of the lifting rail 110, and a second detection member 640 is connected to the sliding member 200, and the position of the second detection member 640 is adapted to the detection end of the second position sensor 630. Through the cooperation of the second detection member 640 and the second position sensor 630, the height position of the suction nozzle 400 in the longitudinal direction can be detected. Among them, the first position sensor 610 and the second position sensor 630 can be infrared sensors, detection optical couplers or micro switches, etc., and the first detection member 620 and the second detection member 640 can be light shielding plates or levers, etc.

[0042] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A parts assembly head, characterized in that: include: The base (100) is provided with a lifting slide rail (110); A sliding member (200) is mounted on the lifting slide rail (110) and is connected to a lifting drive member (120); a hollow motor (300) mounted on the sliding member (200), the hollow motor (300) having a first end and a second end, the first end of the hollow motor (300) being provided with an output shaft, and an air passage penetrating the hollow motor (300) being provided between the output shaft and the second end of the hollow motor (300); A suction nozzle (400) is connected to the output shaft of the hollow motor (300) via a coupling (320) and is in communication with the air passage; A rotary joint (500) is mounted on the second end of the hollow motor (300) and is in communication with the air passage.

2. The parts assembly head according to claim 1, characterized in that: The sliding member (200) comprises a first connecting portion (210), a second connecting portion (220) and a third connecting portion (230); the first connecting portion (210) is arranged along a first direction; the second connecting portion (220) and the third connecting portion (230) are arranged along a second direction and are connected to the first connecting portion (210); the second connecting portion (220) is provided with a first air avoidance hole (221) for the output shaft of the hollow motor (300) to pass through; and the third connecting portion (230) is provided with a second air avoidance hole (231) for the suction nozzle (400) to pass through.

3. The parts assembly head according to claim 2, characterized in that: A bearing is installed in the second air avoidance hole (231), and the bearing is sleeved with the suction nozzle (400).

4. The parts assembly head according to claim 2 or 3, characterized in that: An installation section (232) is provided between the second connection portion (220) and the third connection portion (230), and the coupling (320) is located in the installation section (232).

5. The parts assembly head according to claim 2 or 3, characterized in that: The first connecting portion (210) is also connected to a sliding block (211), and the sliding block (211) is adaptively connected to the lifting slide rail (110).

6. The parts assembly head according to claim 1, 2 or 3, characterized in that: The sliding member (200) is installed with a height limiting member (240), the height limiting member (240) is located on one side of the suction nozzle (400), and the end of the height limiting member (240) is adapted to the height of the end of the suction nozzle (400).

7. The parts assembly head according to claim 1, characterized in that: The sliding member (200) is connected to a first position sensor (610), and the rotating joint (500) is connected to a first detection member (620), wherein the position of the first detection member (620) is matched to the detection end of the first position sensor (610).

8. The parts assembly head according to claim 1 or 7, characterized in that: A second position sensor (630) is provided on one side of the lifting slide rail (110), and the sliding member (200) is connected to a second detection member (640), wherein the position of the second detection member (640) is matched with the detection end of the second position sensor (630).

9. A lens assembly machine, characterized in that: Comprising a parts assembly head as claimed in any one of claims 1 to 8.

10. A lens assembly line, characterized in that: Comprising the lens assembly machine as described in claim 9.

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