Optical lens detection placing rack

Abstract

The utility model relates to the technical field of placing frames, and discloses an optical lens detection placing frame which comprises a base, supporting legs are fixedly installed at the top of the base, a shell is fixedly installed at the tops of the supporting legs, and a placing cushion block is fixedly installed at the top of the shell. The interior of the shell and the top of the base are each provided with a three-point synchronous clamping mechanism, and the tops of the three-point synchronous clamping mechanisms are provided with installation buffering mechanisms. According to the optical lens detection placing frame, the contact stress is reduced by arranging the installation buffer mechanism and arranging an elastic buffer structure at a clamping point, the strain pressure is effectively reduced by utilizing a combined double-layer buffer structure of a spring and a silica gel column, and lens deformation caused by overlarge local stress is prevented; the situation that the detection precision is affected after the lens is deformed is avoided, meanwhile, the installed buffering mechanism can be integrally replaced at any time through bolts, and it is guaranteed that the buffering mechanism can be kept in a stable state all the time.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of placing rack, specifically to an optical lens detection placing rack. BACKGROUND

[0002] Optical lens is an optical element for controlling the propagation of light, usually made of glass, resin or other transparent materials, in the production and detection process of optical lens, in order to ensure that the lens maintains a stable posture during detection, avoid measurement error caused by moving or tilting, optical lens detection placing rack is needed to be used, which can fix and support the optical lens and assist in completing quality detection.

[0003] In the prior art, when detecting a circular optical lens, a three-point contact type clamping mechanism is usually used to fix the optical lens before detection, which moves inward synchronously through three adjustable support points, adheres to the edge of the lens, fixes the edge of the lens, clamps the lens, and realizes the placement and support of the lens before detection. However, in actual use, the three-point contact type clamping mechanism extrudes the lens edge through rigid support points, which may cause slight deformation of the lens (especially thin or high-precision lenses), affecting the detection accuracy (such as surface error and refractive index uniformity). Therefore, an optical lens detection placing rack needs to be improved to solve the above problems. SUMMARY

[0004] The utility model aims at providing an optical lens detection placing rack to solve the problems in the background art.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: an optical lens detection placing rack, comprising a base, a support leg is fixedly installed on the top of the base, an outer shell is fixedly installed on the top of the support leg, a placing pad is fixedly installed on the top of the outer shell, a three-point synchronous clamping mechanism is arranged in the inner part of the outer shell and the top of the base, and a mounting buffer mechanism is arranged on the top of the three-point synchronous clamping mechanism.

[0006] Preferably, the three-point synchronous clamping mechanism comprises a motor, the motor is fixedly installed on the top of the base, a slotted plate is fixedly installed on the top of the transmission shaft of the motor, a guide column is movably installed in the inner part of the slotted plate, and a mounting block is fixedly installed on the top of the guide column.

[0007] Preferably, a rectangular groove is formed in the inner part of the outer shell, a limiting rod is arranged in the inner part of the rectangular groove formed in the inner part of the outer shell, and the mounting block is slidably installed on the outer part of the limiting rod.

[0008] Preferably, the slotted plate is rotatably installed inside the shell, the shell is provided with a hole corresponding to the position of the transmission shaft of the motor, and the transmission shaft of the motor is rotatably installed inside the hole of the shell.

[0009] Preferably, the installation buffer mechanism comprises a bolt, the bolt is threadedly installed inside the mounting block, an L-shaped block is slidably installed outside the bolt, a sliding rod is slidably installed inside the L-shaped block, a spring is arranged outside the sliding rod, and a silica gel column is fixedly installed on the inner side of the sliding rod.

[0010] Preferably, the outer side and the inner side of the sliding rod are both provided with a stop block, one end of the spring away from the L-shaped block is fixedly installed on the inner side of the stop block arranged on the outer side of the sliding rod, and the other end of the spring away from the stop block is fixedly installed on the front surface of the top end of the L-shaped block.

[0011] Preferably, the L-shaped block is slidably installed inside the guide column, the inside of the L-shaped block is provided with a receiving groove, and the bolt is arranged inside the receiving groove arranged in the inside of the L-shaped block.

[0012] Compared with the prior art, the optical lens detection rack has the following beneficial effects:

[0013] 1. The optical lens detection rack is provided with the installation buffer mechanism, in the use process, the elastic buffer structure is arranged at the clamping point to reduce the contact stress, the combined double-layer buffer structure of the spring and the silica gel column is used to effectively reduce the strain pressure, the lens deformation caused by excessive local stress is prevented, the situation that the detection accuracy is affected after the lens deformation is avoided, and the installation buffer mechanism can be replaced at any time by using the bolt, so that the buffer structure can always maintain a stable state.

[0014] 2. The optical lens detection rack is provided with the three-point synchronous clamping mechanism, in the use process, the installation block can be moved inwards under the guidance of the slotted plate and the guide column, and the silica gel column is driven to clamp and hold the optical lens during detection, so that the function of clamping and holding the lens is realized. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1 It is an appearance structure schematic view of the present application;

[0017] Figure 2 It is a sectioned appearance structure schematic view of the utility model;

[0018] Figure 3 It is a schematic view of appearance structure of the utility model installation buffer mechanism;

[0019] Figure 4 It is a schematic view of appearance structure of the utility model three-point synchronous clamping mechanism.

[0020] In the drawing: 1, base; 2, three-point synchronous clamping mechanism; 21, motor; 22, slotted plate; 23, guide column; 24, mounting block; 3, installation buffer mechanism; 31, bolt; 32, L-shaped block; 33, sliding rod; 34, spring; 35, silica gel column; 4, support leg; 5, shell; 6, placement cushion block. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] In the utility model, unless explicitly defined and limited, the terms "installation", "connection", "connection", "fixing" and other terms should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0023] Embodiment:

[0024] Please refer to Figures 1-3 The utility model provides a kind of technical scheme: a kind of optical lens detection rack, including base 1, the top of base 1 is fixedly installed with support leg 4, the top of support leg 4 is fixedly installed with shell 5, the top of shell 5 is fixedly installed with placement cushion block 6, the inside of shell 5 and the top of base 1 are all provided with three-point synchronous clamping mechanism 2, and the top of three-point synchronous clamping mechanism 2 is provided with installation buffer mechanism 3.

[0025] Further, the mounting buffer mechanism 3 comprises a bolt 31 threaded in the interior of the mounting block 24, an L-shaped block 32 is slidingly installed on the exterior of the bolt 31, a sliding rod 33 is slidingly installed in the interior of the L-shaped block 32, a spring 34 is arranged on the exterior of the sliding rod 33, and a silica gel column 35 is fixedly installed on the interior side of the sliding rod 33, so that the optical lens can be double-buffered and clamped for protection by the mounting buffer mechanism 3, the overpressure of the optical lens is avoided, the stress generated by contact is reduced, and the silica gel column can be replaced after long-term use and wear.

[0026] Further, the exterior side and the interior side of the sliding rod 33 are both provided with a stop block, the interior side of the stop block provided on the exterior side of the sliding rod 33 is fixedly installed with the end of the spring 34 away from the L-shaped block 32, and the end of the spring 34 away from the stop block is fixedly installed with the front surface of the top end of the L-shaped block 32, so that the sliding rod 33 can normally have a certain buffering force by the normal installation of the spring 34, the L-shaped block 32 and the sliding rod 33, and the buffering of the lens during fixing is effectively ensured.

[0027] Further, the L-shaped block 32 is slidingly installed on the interior side of the guide column 23, the interior of the L-shaped block 32 is provided with a receiving groove, and the bolt 31 is arranged in the interior of the receiving groove arranged in the interior of the L-shaped block 32, so that the installation of the L-shaped block 32 can be positioned by the sliding of the L-shaped block 32 in the interior side of the guide column 23, the unsightly appearance of the protruding bolt 31 can be prevented by the receiving groove, and the stroke of the sliding rod 33 can be prevented from being affected by the protruding bolt 31.

[0028] Please refer to Figure 4 , further, the three-point synchronous clamping mechanism 2 comprises a motor 21 fixedly installed on the top of the base 1, a slotted plate 22 fixedly installed on the top of the transmission shaft of the motor 21, a guide column 23 movably installed in the interior of the slotted plate 22, and a mounting block 24 fixedly installed on the top of the guide column 23, so that the mounting block 24 can be synchronously moved inwards by the guide of the slotted plate 22, the silica gel column 35 can be placed and fixed in close contact with the edge of the lens by the synchronous movement of the mounting block 24.

[0029] Further, a rectangular groove is arranged in the interior of the shell 5, a limiting rod is arranged in the interior of the rectangular groove arranged in the interior of the shell 5, and the mounting block 24 is slidingly installed on the exterior of the limiting rod, so that the mounting block 24 can be limited by the limiting rod arranged in the rectangular groove, the mounting block 24 can be prevented from being separated from the shell 5, and the guide column 23 can stably guide and move the mounting block 24.

[0030] Further, the slotted plate 22 is rotatably installed in the inside of the shell 5, the shell 5 is provided with a hole at the corresponding position of the transmission shaft of the motor 21, and the transmission shaft of the motor 21 is rotatably installed in the hole in the inside of the shell 5. Through the hole, the transmission shaft of the motor 21 and the bottom of the slotted plate 22 can be normally connected and installed, so that the guide column 23 can normally rotate in the inside of the shell 5.

[0031] In actual operation, when the device is used, before the optical lens is detected by the placing rack, the optical lens is first placed on the top of the placing pad 6, then the motor 21 is driven to rotate the slotted plate 22, the slot in the inside of the slotted plate 22 can drive the guide column 23 to move, and then the mounting block 24 slides inward, at this time the silica gel column 35 will contact the edge of the optical lens, under the movement of the mounting block 24, the slide rod 33 will gradually slide outward until the optical lens is fixed tightly, and the combination of the spring 34 and the silica gel column 35 can prevent the optical lens from being deformed.

[0032] When the silica gel column 35 is deformed after long-term use, and the elasticity of the spring 34 is reduced, the rotating bolt 31 is disassembled, the new L-shaped block 32 is clamped into the inside of the protruding block on the top of the mounting block 24, and the new mounting buffer mechanism 3 is fixed again by using the bolt 31.

[0033] It should be noted that in this document, the terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.

Claims

1. An optical lens testing and placement rack, comprising a base (1), characterized in that: The base (1) is fixedly mounted with a support leg (4), the support leg (4) is fixedly mounted with a shell (5), the shell (5) is fixedly mounted with a pad (6), the shell (5) and the base (1) are both provided with a three-point synchronous clamping mechanism (2), and the three-point synchronous clamping mechanism (2) is provided with a buffer mechanism (3) on its top.

2. The optical lens testing and placement frame according to claim 1, characterized in that: The three-point synchronous clamping mechanism (2) includes a motor (21), which is fixedly installed on the top of the base (1). A slotted plate (22) is fixedly installed on the top of the drive shaft of the motor (21). A guide column (23) is movably installed inside the slotted plate (22), and an installation block (24) is fixedly installed on the top of the guide column (23).

3. The optical lens testing and placement frame according to claim 2, characterized in that: The outer shell (5) has a rectangular groove inside, and a limit rod is provided inside the rectangular groove inside the outer shell (5), and the mounting block (24) is slidably mounted on the outside of the limit rod.

4. The optical lens testing and placement frame according to claim 2, characterized in that: The slotted plate (22) is rotatably installed inside the outer shell (5). The outer shell (5) has holes at the corresponding positions of the drive shaft of the motor (21), and the drive shaft of the motor (21) is rotatably installed inside the holes opened inside the outer shell (5).

5. The optical lens testing and placement frame according to claim 1, characterized in that: The mounting buffer mechanism (3) includes a bolt (31), which is threaded inside the mounting block (24). An L-shaped block (32) is slidably mounted on the outside of the bolt (31). A slide rod (33) is slidably mounted inside the L-shaped block (32). A spring (34) is provided on the outside of the slide rod (33). A silicone column (35) is fixedly mounted on the inside of the slide rod (33).

6. The optical lens testing and placement frame according to claim 5, characterized in that: Both the outer and inner sides of the slide rod (33) are provided with blocks, and the end of the spring (34) away from the L-shaped block (32) is fixedly installed with the inner side of the block provided on the outer side of the slide rod (33), and the end of the spring (34) away from the block is fixedly installed with the front of the top of the L-shaped block (32).

7. The optical lens testing and placement frame according to claim 5, characterized in that: The L-shaped block (32) is slidably installed on the inside of the guide post (23). The L-shaped block (32) has a storage groove inside, and the bolt (31) is located inside the storage groove inside the L-shaped block (32).

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