Full-light-pass hemispherical lens coating clamp

Abstract

The utility model relates to the technical field of hemispherical lens processing, and discloses a full-light-transmission hemispherical lens coating clamp. Comprising a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are hinged to each other, arc-shaped clamping strips are arranged in the first clamping plate and the second clamping plate respectively, threaded rods are rotationally connected to the ends, deviating from each other, of the two arc-shaped clamping strips respectively, and threaded rings are fixedly connected to the inner walls of the first clamping plate and the second clamping plate respectively; and the two threaded rods are in threaded connection with the interiors of the two threaded rings correspondingly. The threaded rod rotates and moves in the threaded ring to push the arc-shaped clamping strip to move so as to clamp lenses of different specifications, the extrusion ball is arranged on the outer side of the arc-shaped clamping strip and can push the stabilizing rod to move after being extruded, and the spring is stretched; and the springs generate counter-acting force to enable the extrusion balls to perform auxiliary supporting on the edge of the lens, and it is guaranteed that the arc-shaped clamping strips perform stable clamping treatment on the lens.

Description

Technical Field

[0001] The utility model relates to the technical field of hemispherical lens processing, in particular to a full-light hemispherical lens coating fixture. Background Art

[0002] A hemispherical lens is an optical lens that is hemispherical in shape. One surface of the lens is flat and the other is spherical. Hemispherical lenses are usually used in optical systems to adjust or focus light. Hemispherical lenses can choose materials, radius, refractive index and other parameters according to specific needs to meet different optical requirements. At the same time, the manufacture of hemispherical lenses requires high-precision processing and surface treatment technology to ensure optical performance and surface quality.

[0003] In the prior art, during the processing of the full-light hemispherical lens, a clamp is required to stably clamp the full-light hemispherical lens, but the edge of the full-light hemispherical lens is generally arc-shaped, and the clamping plate of the clamp is difficult to closely fit the full-light hemispherical lenses of different sizes, resulting in difficulty in maintaining stability when clamping the full-light hemispherical lenses of different sizes, which will affect the subsequent coating effect. Therefore, the utility model designs a full-light hemispherical lens coating clamp. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that the edges of the full-light-clearance hemispherical lenses are generally arc-shaped, and the clamping plates of the clamp are difficult to fit tightly with the full-light-clearance hemispherical lenses of different sizes, resulting in difficulty in maintaining stability when clamping the full-light-clearance hemispherical lenses of different sizes, which affects the subsequent coating effect, and a full-light-clearance hemispherical lens coating clamp is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A full-light hemispherical lens coating fixture comprises a first clamping plate and a second clamping plate, the first clamping plate and the second clamping plate are hingedly arranged with each other, the first clamping plate and the second clamping plate are respectively provided with arc-shaped clamping strips inside, the ends of the two arc-shaped clamping strips facing away from each other are respectively rotatably connected to threaded rods, the inner walls of the first clamping plate and the second clamping plate are respectively fixedly connected to threaded rings, the two threaded rods are respectively threadedly connected to the inside of the two threaded rings, the ends of the two threaded rods facing away from each other are respectively fixedly connected to turning handles, the inner wall of the arc-shaped clamping strip is provided with a through hole, the arc-shaped clamping strip is fixedly connected to a connecting seat on the side wall of the through hole, the side wall of the connecting seat is fixedly connected to a spring, the end of the spring facing away from the connecting seat is fixedly connected to a connecting plate, the inner wall of the connecting plate is fixedly connected to a stabilizing rod, and the rod wall of the stabilizing rod is slidably arranged on the inner wall of the arc-shaped clamping strip located at the through hole.

[0007] Preferably, a rubber anti-slip strip is fixedly connected to the inner wall of the arc-shaped clamping strip.

[0008] Preferably, the stabilizing rod is fixedly connected with a squeezing ball at one end relative to the inside of the through hole, and the squeezing ball extends to the arc-shaped clamping strip located outside the through hole.

[0009] Preferably, a groove is provided on the inner wall of the top end of the second splint, a fixing rod is fixedly connected to the inner wall of the groove of the second splint, a movable plate is movably sleeved on the rod wall of the fixing rod, an arc-shaped plug rod is fixedly connected to the side wall of the movable plate, an arc-shaped slot is provided on the inner wall of the first splint, and the arc-shaped plug rod is plugged into the inner wall of the arc-shaped slot.

[0010] Preferably, a groove is provided on the inner wall of the arc-shaped insertion rod, the arc-shaped insertion rod is located on the inner wall of the groove and is rotatably connected to a rotating rod, a clamping plate and a torsion spring are fixedly sleeved on the rod wall of the rotating rod, one end of the torsion spring is fixedly connected to the inner wall of the clamping plate, and the other end of the torsion spring is fixedly connected to the inner wall of the arc-shaped insertion rod, a clamping groove is provided on the inner wall of the first clamping plate located on the arc-shaped slot, and the clamping plate is clamped on the inner wall of the first clamping plate located on the clamping groove.

[0011] Preferably, the clamping plate is configured as an arc-shaped plate, and the first clamping plate is located on the inner wall of the clamping slot and matches the clamping plate.

[0012] Preferably, a drawstring is fixedly connected to the side wall of the card plate, and one end of the drawstring, which is away from the card plate, extends to the outside of the movable plate and is fixedly connected to a draw ring.

[0013] Preferably, a lever is fixedly connected to the side wall of the movable plate, a chamfer is provided at the edge of the lever, and the bottom of the arc-shaped plug rod is set to be semicircular.

[0014] Preferably, a plurality of anti-slip rubber strips are provided at the bottom of the lever.

[0015] Compared with the prior art, the utility model provides a full-light hemispherical lens coating fixture, which has the following beneficial effects:

[0016] 1. The full-light hemispherical lens coating fixture can push the arc-shaped clamping strip to move and clamp lenses of different specifications by rotating and moving the threaded rod inside the threaded ring. The squeezing ball is arranged on the outside of the arc-shaped clamping strip. When it is squeezed, it can push the stabilizing rod to move. When the spring is stretched, the spring generates a reaction force to make the squeezing ball provide auxiliary support to the edge of the lens, ensuring that the arc-shaped clamping strip can stably clamp the lens.

[0017] 2. The full-light hemispherical lens coating fixture can push the clamping plate to extend into the inside of the clamping slot through the torsion spring, so that the arc-shaped plug rod can be stably arranged inside the arc-shaped slot, so that the first clamping plate and the second clamping plate can be kept stable.

[0018] 3. The full-light hemispherical lens coating fixture can pull the pull rope to move by pulling the pull ring, so that the clamping plate can be retracted to the inside of the groove, so that the lever can be moved to make the movable plate rotate along the rod wall of the fixed rod, so that the first clamping plate and the second clamping plate are separated, which is convenient for removing the lens. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of a full-light hemispherical lens coating fixture proposed by the utility model;

[0020] Figure 2 This is a structural side view of a full-light hemispherical lens coating fixture proposed by the utility model;

[0021] Figure 3 for Figure 1 A schematic diagram of the structure of the local A part;

[0022] Figure 4 for Figure 1 Schematic diagram of the enlarged structure of part B in the middle.

[0023] In the figure: 1 first clamping plate, 2 second clamping plate, 3 arc-shaped clamping strip, 4 threaded rod, 5 threaded ring, 6 rotating handle, 7 rubber anti-skid strip, 8 connecting seat, 9 spring, 10 connecting plate, 11 stabilizing rod, 12 squeezing ball, 13 fixing rod, 14 movable plate, 15 arc-shaped plug rod, 16 rotating rod, 17 clamping plate, 18 torsion spring, 19 pull rope, 20 pull ring, 21 lever, 22 anti-skid rubber strip. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Embodiment 1

[0026] Reference Figure 1-4A full-light hemispherical lens coating fixture comprises a first clamping plate 1 and a second clamping plate 2, the first clamping plate 1 and the second clamping plate 2 are hingedly arranged with each other, arc-shaped clamping strips 3 are respectively arranged inside the first clamping plate 1 and the second clamping plate 2, the ends of the two arc-shaped clamping strips 3 that are away from each other are respectively rotatably connected with threaded rods 4, the inner walls of the first clamping plate 1 and the second clamping plate 2 are respectively fixedly connected with threaded rings 5, the two threaded rods 4 are respectively threadedly connected inside the two threaded rings 5, the ends of the two threaded rods 4 that are away from each other are respectively fixedly connected with turning handles 6, a through hole is opened on the inner wall of the arc-shaped clamping strip 3, a connecting seat 8 is fixedly connected to the side wall of the through hole of the arc-shaped clamping strip 3, a spring 9 is fixedly connected to the side wall of the connecting seat 8, a connecting plate 10 is fixedly connected to the end of the spring 9 that is away from the connecting seat 8, a stabilizing rod 11 is fixedly connected to the inner wall of the connecting plate 10, and the rod wall of the stabilizing rod 11 is slidably arranged on the inner wall of the arc-shaped clamping strip 3 located at the through hole.

[0027] The inner wall of the arc-shaped clamping strip 3 is fixedly connected with a rubber anti-skid strip 7, and the end of the stabilizing rod 11 opposite to the inside of the through hole is fixedly connected with a squeezing ball 12, which extends to the outer side of the arc-shaped clamping strip 3 located at the through hole.

[0028] A groove is provided on the inner wall of the top end of the second splint 2, and a fixing rod 13 is fixedly connected to the inner wall of the groove of the second splint 2. A movable plate 14 is movably sleeved on the rod wall of the fixing rod 13, and an arc-shaped plug rod 15 is fixedly connected to the side wall of the movable plate 14. An arc-shaped slot is provided on the inner wall of the first splint 1, and the arc-shaped plug rod 15 is inserted into the inner wall of the arc-shaped slot.

[0029] When in use, the threaded rod 4 can be rotated by rotating the handle 6, so that the threaded rod 4 rotates and moves inside the threaded ring 5, which can push the arc clamping strip 3 to move and clamp lenses of different specifications. The squeezing ball 12 is arranged on the outer side of the arc clamping strip 3. After being squeezed, it can push the stabilizing rod 11 to move. When the spring 9 is stretched, the spring 9 generates a reaction force so that the squeezing ball 12 can assist in supporting the edge of the lens, which can ensure that the arc clamping strip 3 can stably clamp the lens. The rubber anti-slip strip 7 can increase the friction force and ensure the clamping stability of the arc clamping strip 3.

[0030] The movable plate 14 rotates along the rod wall of the fixed rod 13 to drive the arc-shaped insertion rod 15 to extend into the arc-shaped slot, so that the first clamping plate 1 and the second clamping plate 2 can be stably connected to ensure stability during use.

[0031] Embodiment 2

[0032] Reference Figure 1-4A groove is provided on the inner wall of the arc-shaped insertion rod 15, and the arc-shaped insertion rod 15 is located on the inner wall of the groove and is rotatably connected to a rotating rod 16. A clamping plate 17 and a torsion spring 18 are fixedly sleeved on the rod wall of the rotating rod 16. One end of the torsion spring 18 is fixedly connected to the inner wall of the clamping plate 17, and the other end of the torsion spring 18 is fixedly connected to the inner wall of the arc-shaped insertion rod 15. A clamping groove is provided on the inner wall of the first clamping plate 1 located in the arc-shaped slot, and the clamping plate 17 is clamped on the inner wall of the first clamping plate 1 located in the clamping groove. The clamping plate 17 is set as an arc plate, and the inner wall of the first clamping plate 1 located in the clamping groove matches the clamping plate 17.

[0033] The torsion spring 18 can push the clamping plate 17 to extend into the inside of the clamping slot, so that the arc-shaped inserting rod 15 can be stably arranged inside the arc-shaped slot, so that the first clamping plate 1 and the second clamping plate 2 can be kept stable.

[0034] Embodiment 3

[0035] Reference Figure 1-4 A drawstring 19 is fixedly connected to the side wall of the card plate 17 , and one end of the drawstring 19 away from the card plate 17 extends to the outside of the movable plate 14 and is fixedly connected to a draw ring 20 .

[0036] A lever 21 is fixedly connected to the side wall of the movable plate 14 . The edge of the lever 21 is provided with a rounded corner. The bottom of the arc-shaped plug rod 15 is set to be semicircular. The bottom of the lever 21 is provided with a plurality of anti-slip rubber strips 22 .

[0037] Subsequently, pulling the pull ring 20 can pull the pull rope 19 to move, so that the clamping plate 17 can be contracted into the inside of the groove, so that the lever 21 can be moved to make the movable plate 14 rotate along the rod wall of the fixed rod 13, so that the first clamping plate 1 and the second clamping plate 2 can be separated, making it easy to remove the lens.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A full-light hemispherical lens coating fixture, comprising a first clamping plate (1) and a second clamping plate (2), characterized in that: The first clamping plate (1) and the second clamping plate (2) are hingedly arranged with each other. The first clamping plate (1) and the second clamping plate (2) are respectively provided with arc-shaped clamping strips (3) inside. The two ends of the arc-shaped clamping strips (3) that are separated from each other are respectively rotatably connected with threaded rods (4). The inner walls of the first clamping plate (1) and the second clamping plate (2) are respectively fixedly connected with threaded rings (5). The two threaded rods (4) are respectively threadedly connected inside the two threaded rings (5). The two ends of the threaded rods (4) that are separated from each other are respectively A rotating handle (6) is fixedly connected thereto; a through hole is opened on the inner wall of the arc-shaped clamping strip (3); a connecting seat (8) is fixedly connected to the side wall of the through hole of the arc-shaped clamping strip (3); a spring (9) is fixedly connected to the side wall of the connecting seat (8); an end of the spring (9) facing away from the connecting seat (8) is fixedly connected to a connecting plate (10); a stabilizing rod (11) is fixedly connected to the inner wall of the connecting plate (10); and a rod wall of the stabilizing rod (11) is slidably arranged on the inner wall of the arc-shaped clamping strip (3) located at the through hole.

2. The full-light hemispherical lens coating fixture according to claim 1, characterized in that: The inner wall of the arc-shaped clamping strip (3) is fixedly connected with a rubber anti-slip strip (7).

3. The full-light hemispherical lens coating fixture according to claim 1, characterized in that: The stabilizing rod (11) is fixedly connected to an extrusion ball (12) at one end located inside the through hole, and the extrusion ball (12) extends to the arc-shaped clamping strip (3) located outside the through hole.

4. The full-light hemispherical lens coating fixture according to claim 1, characterized in that: A groove is provided on the inner wall of the top end of the second clamping plate (2); a fixing rod (13) is fixedly connected to the inner wall of the groove of the second clamping plate (2); a movable plate (14) is movably sleeved on the rod wall of the fixing rod (13); an arc-shaped insertion rod (15) is fixedly connected to the side wall of the movable plate (14); an arc-shaped slot is provided on the inner wall of the first clamping plate (1); the arc-shaped insertion rod (15) is inserted into the inner wall of the arc-shaped slot.

5. The full-light hemispherical lens coating fixture according to claim 4, characterized in that: The inner wall of the arc-shaped insertion rod (15) is provided with a groove, and the arc-shaped insertion rod (15) is rotatably connected to the inner wall of the groove with a rotating rod (16), and a clamping plate (17) and a torsion spring (18) are fixedly sleeved on the rod wall of the rotating rod (16), one end of the torsion spring (18) is fixedly connected to the inner wall of the clamping plate (17), and the other end of the torsion spring (18) is fixedly connected to the inner wall of the arc-shaped insertion rod (15), and the inner wall of the first clamping plate (1) located in the arc-shaped slot is provided with a clamping groove, and the clamping plate (17) is clamped and arranged on the inner wall of the first clamping plate (1) located in the clamping groove.

6. The full-light hemispherical lens coating fixture according to claim 5, characterized in that: The clamping plate (17) is configured as an arc-shaped plate, and the first clamping plate (1) is located on the inner wall of the clamping slot and matches the clamping plate (17).

7. The full-light hemispherical lens coating fixture according to claim 5, characterized in that: A drawstring (19) is fixedly connected to the side wall of the clamping plate (17); one end of the drawstring (19) facing away from the clamping plate (17) extends to the outside of the movable plate (14) and is fixedly connected to a draw ring (20).

8. The full-light hemispherical lens coating fixture according to claim 4, characterized in that: A lever (21) is fixedly connected to the side wall of the movable plate (14), the edge of the lever (21) is provided with a rounded corner, and the bottom of the arc-shaped insertion rod (15) is arranged in a semicircular shape.

9. The full-light hemispherical lens coating fixture according to claim 8, characterized in that: A plurality of anti-slip rubber strips (22) are provided at the bottom of the lever (21).

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