Double-station lens polishing device

Abstract

The utility model relates to a double-station lens polishing device which comprises a rack, a rotary table mechanism and a polishing mechanism, the rotary table mechanism and the polishing mechanism are arranged on a table top of the rack and above the table top correspondingly, the rotary table mechanism comprises a first rotary table which is rotatably arranged, and at least two rotatable clamping rotary tables are further arranged on the first rotary table; the clamping turntable is used for connecting a clamp for clamping a lens; a jacking rotating mechanism is arranged at the bottom of the first rotating disc and comprises a first driving motor arranged in the Z-axis direction in a sliding mode, and a clamping groove structure used for meshing connection is arranged between the end of a rotating shaft of the first driving motor and the bottom of a rotating shaft of the clamping rotating disc. Through the double-station design, when one lens is polished, the other lens can be clamped or prepared, and the overall machining period is effectively shortened; and the floating connecting mechanism and the floating clamping design of the grinding piece clamping disc are suitable for grinding operation of lenses with different thicknesses and brittleness, and the applicability and the flexibility of the device are improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of lens production equipment, and particularly relates to a double-station lens polishing device. BACKGROUND

[0002] In the production process of optical lenses, polishing is one of the key process steps, which directly affects the surface quality and optical performance of the lenses. Traditional lens polishing equipment is mostly designed as a single station, that is, only one lens can be polished at a time, which greatly limits the production efficiency. At the same time, the existing polishing equipment still has deficiencies in clamping, positioning and polishing precision, and it is difficult to meet the production needs of high-precision lenses. CONTENT OF THE UTILITY MODEL

[0003] The technical problem to be solved by the utility model is to solve the deficiencies in the prior art and provide a double-station lens polishing device, which aims to achieve at least one of the following technical effects.(1) Improve efficiency through double-station turntable design;(2) Improve clamping and positioning precision through cooperation of the jacking and rotating mechanism and the positioning and locking mechanism;(3) Adapt to polishing of fragile and thin lenses through the optional floating connection mechanism to prevent overpressure damage.

[0004] The utility model solves the technical problems by adopting the following technical solutions:

[0005] A double-station lens polishing device, comprising a rack, a turntable mechanism and a polishing mechanism, wherein the turntable mechanism and the polishing mechanism are respectively arranged on the tabletop and above the tabletop of the rack, the turntable mechanism comprises a first turntable arranged rotatably, and at least two clamping turntables arranged rotatably are further arranged on the first turntable, and the clamping turntables are used for connecting clamps for clamping lenses.

[0006] The first turntable bottom is provided with a jacking and rotating mechanism, the jacking and rotating mechanism comprises a first driving motor arranged slidingly along the Z-axis direction, and a clamping groove structure for clamping connection is arranged between the rotating shaft end of the first driving motor and the rotating shaft bottom of the clamping turntable.

[0007] Preferably, the double-station lens polishing device of the utility model, a first driving cylinder is arranged between the rack and the first driving motor, and the first driving cylinder is used for driving the first driving motor to slide along the Z-axis direction.

[0008] Preferably, the double-station lens polishing device of the utility model, the first turntable bottom is further provided with a positioning and locking mechanism for locking the clamping turntable, the positioning and locking mechanism comprises a second driving cylinder arranged along the Z-axis direction, a connecting block is connected to the telescopic rod of the second driving cylinder, and a connecting groove is arranged on the connecting block.

[0009] Preferably, the utility model discloses a double -position lens polishing device, be provided with the floating pin on the first carousel, the bottom of clamping carousel is provided with the positioning hole, the floating pin is ejected and is inserted in the positioning hole after being used for locking clamping carousel.

[0010] Preferably, the utility model discloses a double -position lens polishing device, the bottom of floating pin is provided with buckle, the buckle is used for clamping in connecting groove, and Z -axis direction pushes and pulls floating pin.

[0011] Preferably, the utility model discloses a double -position lens polishing device, still be provided with the index plate on the frame, the index plate is used to drive the rotation of first carousel.

[0012] Preferably, the utility model discloses a double -position lens polishing device, the polishing mechanism includes the second drive motor slidingly arranged along the Z -axis direction, and the second drive motor's action output shaft end is provided with the polishing piece chuck, and the polishing piece chuck is used for fixed or floating clamping polishing piece.

[0013] Preferably, the utility model discloses a double -position lens polishing device, still be provided with the connecting disc between the polishing piece chuck and second drive motor, and the connecting disc is used for the rolling support polishing piece chuck.

[0014] Preferably, the utility model discloses a double -position lens polishing device, still be provided with floating connecting mechanism on the polishing piece chuck, and the floating connecting mechanism is used for connecting polishing piece.

[0015] The utility model has the advantages of:

[0016] (1) through double -position design, makes in polishing a piece of lens, while, another piece of lens can carry out clamping or preparation, effectively shortens the whole processing period;

[0017] (2) through the jacking rotation mechanism, positioning locking mechanism and floating connecting mechanism etc. Design, improve the precision of lens clamping, positioning and polishing, satisfy the production demand of high -precision lens;

[0018] (3) the floating connecting mechanism and floating clamping design of polishing piece chuck, adapt to the lens polishing operation of different thickness and fragility, strengthen the applicability and flexibility of device. ACCURACY

[0019] The technical scheme of the present application will be further described below in conjunction with the drawings and examples.

[0020] Figure 1 It is the whole structure three -dimensional schematic view of the embodiment 1 or 2 of the present application;

[0021] Figure 2is a schematic view of a main body structure of embodiment 1 of the present application;

[0022] Figure 3 is a schematic view of a jacking and rotating mechanism structure of embodiment 1 of the present application;

[0023] Figure 4 is a schematic view of a first driving motor and chucking turntable connection structure of embodiment 1 of the present application;

[0024] Figure 5 is a schematic view of a positioning and locking mechanism cross-section structure of embodiment 1 of the present application;

[0025] Figure 6 is a schematic view of a local structure of embodiment 1 of the present application; Figure 5

[0026] Figure 7 is a schematic view of a main body structure of embodiment 2 of the present application;

[0027] The reference signs in the drawings are as follows:

[0028] frame 10, turntable mechanism 20, polishing mechanism 30;

[0029] first turntable 21, chucking turntable 22, jacking and rotating mechanism 23, positioning and locking mechanism 24, second driving motor 31, polishing piece chucking disc 32, connecting disc 33, floating connection mechanism 34;

[0030] first driving motor 231, first driving cylinder 232, second driving cylinder 241. DETAILED DESCRIPTION

[0031] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0032] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the scope of protection of the present application. In addition, the terms "first", "second" and the like are only for the purpose of description and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features with "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more. ​

[0033] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] The technical solutions of the present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0035] Embodiment 1: The present embodiment provides a double-station lens polishing device, referring to Figure 1 and Figure 2 comprising a rack 10, a turntable mechanism 20 and a polishing mechanism 30, the turntable mechanism 20 and the polishing mechanism 30 are respectively arranged on the table top and above the table top of the rack 10, the turntable mechanism comprises a first turntable 21 which is rotatably arranged, the rack 10 is further provided with a protractor, the action output shaft of the protractor is connected with the rotating shaft of the first turntable 21, and the protractor drives the first turntable 21 to rotate at a set speed and rotating angle.

[0036] In the present embodiment, two rotatable clamping turntables 22 are arranged on the first turntable 21, the axis of the two clamping turntables 22 and the axis of the first turntable 21 are on a straight line, and the two clamping turntables 22 realize position exchange every 180° rotation of the protractor. A plurality of connecting threaded holes are arranged on the clamping turntable 22, and a clamp for clamping the lens is connected through a bolt. In the present embodiment, the specific structure of the lens clamp is not given, and the lens clamp can adopt a general suction cup clamp or a non-standard clamp adapted according to the specific structure of the lens.

[0037] Preferably, the double-station lens polishing device of the present embodiment, referring to Figure 3 and Figure 4 , a jacking rotating mechanism 23 is arranged on the rack 10 at the bottom of the first turntable 21, referring to Figure 3 , the jacking rotating mechanism 23 comprises a first slide rod holder which can slide up and down along the Z-axis direction, a first driving motor 231 is installed on the lifting part of the first slide rod holder, and a first driving cylinder 232 is further arranged on the fixed part of the first slide rod holder. The first driving cylinder is used to drive the lifting part of the first slide rod holder to act, so that the first driving motor 231 slides up and down.

[0038] Preferably, the double-station lens polishing device of the embodiment, the bottom of the rotating shaft of the clamping disc 22 can rotate through the first rotating disc 21, and a clamping groove structure for plug-in engagement connection is arranged between the end of the rotating shaft of the first driving motor 231 and the bottom of the rotating shaft of the clamping disc 22, so that after the end of the rotating shaft of the first driving motor 231 is plug-in engaged with the bottom of the rotating shaft of the clamping disc 22, the first driving motor 231 can drive the clamping disc 22 to rotate synchronously.

[0039] Preferably, the double-station lens polishing device of the embodiment, referring to Figure 5 and Figure 6 , the bottom of the first rotating disc 21 is further provided with a positioning locking mechanism 24 for locking the clamping disc 22 on the polishing station, the positioning locking mechanism 24 is located on the side of the first sliding rod frame, and the positioning locking mechanism 24 comprises a second driving cylinder 241 arranged in the Z-axis direction, a connecting block connected to the telescopic rod of the second driving cylinder 241, and a connecting groove arranged on the connecting block. The bottom of the clamping disc 22 is provided with a positioning hole. In work, the second driving cylinder 241 ejects the floating pin, and after the floating pin is plug-in engaged in the positioning hole, the clamping disc 22 is locked, and the end of the rotating shaft of the first driving motor 231 is plug-in engaged with the bottom of the rotating shaft of the clamping disc 22.

[0040] Preferably, the double-station lens polishing device of the embodiment, the bottom of the floating pin is provided with a buckle for clamping in the connecting groove and pushing and pulling the floating pin in the Z-axis direction. The connecting groove is in an inverted L-shaped structure with openings at the top of both sides. In actual work, when the second driving cylinder 241 is retracted, the connecting groove is flush with the buckle. The buckle rotating with the first rotating disc can freely pass through the connecting groove. When the second driving cylinder 241 is extended, the floating pin is pushed. When the floating pin is aligned with the positioning hole after the first rotating disc rotates, plug-in positioning is achieved. At this time, the clamping groove structure is aligned, and the first driving motor 231 is raised to achieve plug-in engagement of the end of the rotating shaft of the first driving motor 231 with the bottom of the rotating shaft of the clamping disc 22.

[0041] Preferably, the double-station lens polishing device of the embodiment, preferably, the double-station lens polishing device of the embodiment, the polishing mechanism 30 comprises a second sliding rod frame, the sliding part of the second sliding rod frame can slide in the Z-axis direction, a third driving cylinder is installed on the second sliding rod frame to drive the sliding part of the second sliding rod frame to slide, the second sliding rod frame is connected with a second driving motor 31, the end of the action output shaft of the second driving motor 31 is provided with a polishing disc chuck 32, a plurality of threaded connection holes are arranged on the polishing disc chuck 32, and a lens polishing head or a polishing head is fixedly installed through a screw.

[0042] Preferably, the double-station lens polishing device of the embodiment is provided with a connecting disc 33 between the polishing disc chuck 32 and the second driving motor 31, and a roller is arranged between the connecting disc 33 and the polishing disc chuck 32, which is used to roll and support the polishing disc chuck 32, so that the polishing disc chuck 32 rotates more stably and reliably, the lens polishing force is more uniform, the uneven polishing is prevented, and the polishing quality is improved.

[0043] Embodiment 2: Different from Embodiment 1, referring to Figure 7 The double-station lens polishing device of the embodiment is further provided with a floating connection mechanism 34 on the polishing disc chuck 32, which is fixedly installed on the polishing disc chuck 32. The polishing disc chuck 32 comprises a bottom plate connected to the polishing disc chuck 32 and a connecting disc for connecting a polishing head or a polishing head. A plurality of elastic floating rods are connected between the bottom plate and the connecting disc. The elastic floating rod adopts a connecting sleeve structure, and a spring is arranged in the inner wall to achieve the elastic floating effect. The polishing head or the polishing head is more fully contacted, and the lens is not subjected to excessive pressure, which is suitable for brittle and thin lens polishing operation.

[0044] Based on the above ideal embodiments according to the application, through the above description, relevant personnel can make various changes and modifications without deviating from the technical idea of the application. The technical scope of the application is not limited to the contents of the specification, and must be determined according to the scope of the claims.

Claims

1. A two-station lens edging apparatus, characterized in that, Including rack (10), carousel mechanism (20) and polishing mechanism (30), carousel mechanism (20) and polishing mechanism (30) are arranged on the table top and above the table top of rack (10) respectively, the carousel mechanism includes rotatably arranged first carousel (21), the first carousel (21) is also provided with at least two rotatable clamping carousels (22), the clamping carousel (22) is used for connecting the clamp of clamping lens; The bottom of the first carousel (21) is provided with a jacking rotation mechanism (23), the jacking rotation mechanism (23) includes a first drive motor (231) slidingly arranged along the Z axis direction, a shaft end of the first drive motor (231) and a shaft bottom of the clamping carousel (22) are provided with a clamping groove structure for clamping connection.

2. A two-station lens edging apparatus as claimed in claim 1, wherein, The first drive cylinder (232) is arranged between the rack (10) and the first drive motor (231), and the first drive cylinder is used for driving the first drive motor (231) to slide along the Z axis direction.

3. A two station lens edging apparatus as claimed in claim 2 wherein, The bottom of the first carousel (21) is also provided with a positioning locking mechanism (24) for locking the clamping carousel (22), the positioning locking mechanism (24) includes a second drive cylinder (241) arranged along the Z axis direction, a connecting block is connected on the telescopic rod of the second drive cylinder (241), and a connecting groove is arranged on the connecting block.

4. A dual station lens edging apparatus as claimed in claim 3, wherein, The first carousel (21) is provided with a floating pin, the bottom of the clamping carousel (22) is provided with a positioning hole, and the floating pin is ejected and inserted into the positioning hole to lock the clamping carousel (22).

5. A two station lens edging apparatus as claimed in claim 4 wherein, The bottom of the floating pin is provided with a buckle, the buckle is used for clamping in the connecting groove, and the floating pin is pushed and pulled in the Z axis direction.

6. A two station lens edging apparatus as claimed in claim 5 wherein, The rack (10) is also provided with a protractor, and the protractor is used for driving the first carousel (21) to rotate.

7. A two station lens edging apparatus as claimed in claim 6 wherein, The polishing mechanism (30) includes a second drive motor (31) slidingly arranged along the Z axis direction, and the action output shaft end of the second drive motor (31) is provided with a polishing pad chuck (32), the polishing pad chuck (32) is used for fixing and clamping the polishing pad.

8. A two station lens edging apparatus as claimed in claim 7, wherein, The polishing pad chuck (32) and the second drive motor (31) are also provided with a connecting disc (33), and the connecting disc is used for rolling supporting the polishing pad chuck (32).

9. A two station lens edging apparatus as claimed in claim 8 wherein, The polishing pad chuck (32) is also provided with a floating connection mechanism, and the floating connection mechanism is used for connecting the polishing pad.

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