Flexible deviation rectifying, positioning and transferring mechanism for assembling glasses frame

Abstract

The utility model relates to a flexible deviation rectifying positioning transfer mechanism for assembling a mirror frame, which comprises a lower base and an upper side plate, a fine positioning block is detachably connected onto the lower base, an inner wall profiling surface is arranged on the fine positioning block, a servo motor and a transmission component are fixedly connected onto the upper side plate, and a rotating shaft of the servo motor is fixedly connected with an input end of the transmission component. The output end of the transmission assembly is fixedly connected with a fixed seat plate, the fixed seat plate is slidably connected with a floating plate, buffer springs are arranged between the floating plate and the fixed seat plate, the upper portion and the lower portion of the floating plate are fixedly connected with a first vacuum plate and a second vacuum plate, and the lower portion of the second vacuum plate is provided with an outer wall profiling face. Vacuum suction nozzles are detachably connected to the second vacuum plate and located on the periphery of the outer wall profiling face. Adsorption holes are formed in the second vacuum plate and located on the outer wall profiling face. The device has the advantages that before the glasses frames are assembled, the glasses frames can be automatically adsorbed, transferred, rectified and positioned, and the assembling yield and the assembling efficiency of the glasses frames are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to VR glasses processing detection equipment field, concretely relates to a flexible deviation rectification positioning transfer mechanism for frame assembly. BACKGROUND

[0002] AR / VR glasses are a kind of virtual reality head-mounted display equipment. Its design purpose is to guide the user to produce a feeling of being in a virtual environment by closing the user's external vision and hearing. The working principle of VR glasses is usually to display the images of left and right eyes on the left and right eye screens respectively, and the human eye generates a stereoscopic effect in the brain after obtaining such differential information.

[0003] At present, in the production of AR / VR automatic assembly machine, the frame is taken out and assembled by automatic visual shooting. When visual inspection is carried out, high precision is required. Therefore, positioning and deviation rectification and visual correction are required before assembly to improve the assembly yield of the frame. If the frame is not subjected to positioning and deviation rectification and directly subjected to visual correction, it will take a long time. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a flexible deviation rectification positioning transfer mechanism for frame assembly, which can automatically adsorb, transfer and rectify the position of the frame before assembly, thereby improving the assembly yield and efficiency of the frame.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a flexible deviation rectification positioning transfer mechanism for frame assembly, comprising a lower base and an upper side plate, a precision positioning block is detachably connected to the lower base, an inner wall profiling surface is arranged on the precision positioning block, a servo motor and a transmission assembly are fixedly connected to the upper side plate, the rotating shaft of the servo motor is fixedly connected to the input end of the transmission assembly, a fixed seat plate is fixedly connected to the output end of the transmission assembly, a floating plate is slidably connected to the fixed seat plate, a buffer spring is arranged between the floating plate and the fixed seat plate, a first vacuum plate and a second vacuum plate are fixedly connected to the upper and lower parts of the floating plate, an outer wall profiling surface is arranged on the lower part of the second vacuum plate, a vacuum suction nozzle is detachably connected to the outer wall profiling surface around the second vacuum plate, and an adsorption hole is arranged on the outer wall profiling surface of the second vacuum plate.

[0006] Further, a positioning groove is arranged on the lower base, and the precision positioning block is located in the positioning groove.

[0007] Further, a pressure sensor is fixedly connected to the upper part of the fixed seat plate, and the pressure sensor is located between the fixed seat plate and the floating plate.

[0008] Further, a plurality of air extraction cavities are formed in the lower part of the first vacuum plate, a sealing ring is arranged at the corresponding position of each air extraction cavity on the upper part of the second vacuum plate, and the adsorption hole is in communication with the air groove.

[0009] Further, a plurality of accommodation grooves are formed on the outer wall profiling surface of the second vacuum plate, the vacuum suction nozzles are located in the accommodation grooves, and the vacuum suction nozzles are arranged obliquely.

[0010] Further, the lower part of the upper side plate is fixedly connected with a proximity switch, and the upper part of the seat plate is fixedly connected with a light shield.

[0011] The present application has the advantages that the glasses frame can be automatically adsorbed, transported and positioned before assembly, and the assembly yield and efficiency of the glasses frame are improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a first perspective view of the present application.

[0013] Figure 2 It is a second perspective view of the present application.

[0014] Figure 3 It is a schematic view of the buffer spring of the present application.

[0015] Figure 4 It is a schematic view of the glasses frame placement precise positioning.

[0016] In the figure: 1, lower base; 2, upper side plate; 3, precise positioning block; 4, servo motor; 5, transmission assembly; 6, seat plate; 7, floating plate; 8, first vacuum plate; 9, second vacuum plate; 901, adsorption hole; 10, vacuum suction nozzle; 11, buffer spring; 12, pressure sensor; 13, proximity switch; 14, light shield. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application, and are not used to limit the present application.

[0018] REFERENCE Figures 1-4The flexible deviation correction positioning and transfer mechanism for assembling a mirror frame comprises a lower base 1 and an upper side plate 2, the lower base 1 is detachably connected with a fine positioning block 3, the fine positioning block 3 is provided with an inner wall profiling surface, the upper side plate 2 is fixedly connected with a servo motor 4 and a transmission assembly 5, the rotating shaft of the servo motor 4 is fixedly connected with the input end of the transmission assembly 5, the output end of the transmission assembly 5 is fixedly connected with a positioning seat plate 6, the positioning seat plate 6 is slidably connected with a floating plate 7, the floating plate 7 and the positioning seat plate 6 are provided with buffer springs 11, the upper and lower parts of the floating plate 7 are fixedly connected with a first vacuum plate 8 and a second vacuum plate 9, the lower part of the second vacuum plate 9 is provided with an outer wall profiling surface, the second vacuum plate 9 is detachably connected with a vacuum nozzle 10 around the outer wall profiling surface, and the second vacuum plate 9 is provided with suction holes 901 on the outer wall profiling surface.

[0019] The lower base 1 is provided with a positioning groove, the fine positioning block 3 is located in the positioning groove, and the fine positioning block 3 can be used for deviation correction positioning of the mirror frame in cooperation with the second vacuum plate 9.

[0020] The upper part of the positioning seat plate 6 is fixedly connected with a pressure sensor 12, the pressure sensor 12 is located between the positioning seat plate 6 and the floating plate 7, and the pressure sensor 12 is used for monitoring the pressure when the mirror frame is placed on the fine positioning block 3, so as to prevent damage to the mirror frame.

[0021] The lower part of the first vacuum plate 8 is provided with a plurality of air extraction cavities, the upper part of the second vacuum plate 9 is provided with a sealing ring corresponding to each air extraction cavity, the sealing ring is used for ensuring the sealing property of the connection between the first vacuum plate 8 and the second vacuum plate 9, the suction holes 901 are communicated with the air grooves, the vacuum suction of the suction holes 901 to the mirror frame is realized by vacuumizing the air extraction cavities.

[0022] A plurality of accommodation grooves are formed on the second vacuum plate 9 on the outer wall profiling surface, the vacuum nozzle 10 is located in the accommodation groove, and the vacuum nozzle 10 is obliquely arranged, and the obliquely arranged vacuum nozzle 10 is used for cooperating with the outer wall surface of the mirror frame for suction.

[0023] The lower part of the upper side plate 2 is fixedly connected with a proximity switch 13, and the upper part of the positioning seat plate 6 is fixedly connected with a light shield 14.

[0024] The working principle of the utility model is: when using, the upper side plate 2 is fixed at the output end of the external mechanical hand, the external mechanical hand will drive the second vacuum plate 9 to move to the tray to adsorb the spectacle frame product through the adsorption hole 901 and the vacuum nozzle 10, and transport to the upper of the lower base 1, then the external mechanical hand will transport the spectacle frame to the upper of the fine positioning block 3, at this time, stop adsorbing the spectacle frame, position and correct the spectacle frame under the pressing of the second vacuum plate 9 and the positioning of the fine positioning block 3, after completing the correction, the mechanical hand will drive the positioned product to move to the external visual guiding mechanism, at this time, the angle of the fine positioning block is corrected, the visual correction time is reduced, the assembling precision of the spectacle frame is improved (in this process, the servo motor 4 and the transmission assembly 5 are used for adjusting the angle of the spectacle frame).

[0025] The above examples are used to further illustrate the utility model, but the utility model is not limited to these specific embodiments. Any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be understood as within the protection scope of the utility model.

Claims

1. A flexible alignment and positioning transfer mechanism for assembling eyeglass frames, characterized in that: The utility model relates to a precision positioning device, including lower base (1) and upper side plate (2), the detachable connection of precision positioning block (3) is established on lower base (1), be equipped with inner wall profiled surface on precision positioning block (3), the fixed connection of servo motor (4) and transmission assembly (5) is established on upper side plate (2), the pivot of servo motor (4) is fixedly connected with the input of transmission assembly (5), the output of transmission assembly (5) is fixedly connected with fixed seat plate (6), the sliding connection of floating plate (7) is established on fixed seat plate (6), be equipped with buffer spring (11) between floating plate (7) and fixed seat plate (6), the fixed connection of first vacuum plate (8) and second vacuum plate (9) is established on floating plate (7) upper and lower part, the lower part of second vacuum plate (9) is equipped with outer wall profiled surface, the detachable connection of vacuum suction nozzle (10) is established on second vacuum plate (9) on the four around outer wall profiled surface, be equipped with adsorption hole (901) on second vacuum plate (9) on outer wall profiled surface.

2. The flexible deviation-correcting positioning and transferring mechanism for assembling eyeglass frames according to claim 1, wherein: The lower base (1) is provided with a positioning groove, and the precision positioning block (3) is located in the positioning groove.

3. The flexible deviation-correcting positioning and transferring mechanism for assembling eyeglass frames according to claim 1, characterized in that: The pressure sensor (12) is fixedly connected to the upper part of the fixed seat plate (6), and the pressure sensor (12) is located between the fixed seat plate (6) and the floating plate (7).

4. The flexible deviation-correcting positioning and transferring mechanism for assembling eyeglass frames according to claim 1, wherein: A plurality of air extraction cavities are formed in the lower part of the first vacuum plate (8), and a sealing ring is arranged on the upper part of the second vacuum plate (9) corresponding to each air extraction cavity.

5. The flexible deviation-correcting positioning and transferring mechanism for assembling eyeglass frames according to claim 1, wherein: A plurality of accommodation grooves are formed on the outer wall profiled surface of the second vacuum plate (9), the vacuum suction nozzle (10) is located in the accommodation groove, and the vacuum suction nozzle (10) is inclinedly arranged.

6. The flexible deviation-correcting positioning and transferring mechanism for assembling eyeglass frames according to claim 1, wherein: The proximity switch (13) is fixedly connected to the lower part of the upper side plate (2), and the light-shielding sheet (14) is fixedly connected to the upper part of the fixed seat plate (6).

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