Polishing and grinding device for optical element production

Abstract

The utility model relates to a polishing and grinding device for optical element production, which comprises a rack, one side of the rack is fixedly connected with a fixing frame, the surface of the fixing frame is connected with an electric push rod, the movable end of the electric push rod is connected with a grinding wheel assembly, and a supporting and limiting mechanism is arranged in the middle of the rack. An optical lens body is clamped in the supporting and limiting mechanism, and an auxiliary assembly is arranged on the outer side of the optical lens body. The second hydraulic cylinder effectively drives the movable plate to move upwards, so that the adjusting plate inclines, the auxiliary frames are driven to move horizontally, the distance between the multiple auxiliary frames can be effectively adjusted, the extension plate can be conveniently attached to the cylindrical surfaces of optical lens bodies with different diameters in a matched mode, meanwhile, the optical lens bodies can be quickly centered, and the adjustment efficiency is improved. And then the limiting rod is slightly moved downwards with force to drive the extension plate to move into the auxiliary frame, and the extension plate initially higher than the second anti-skid rubber mat is prevented from affecting contact between the grinding wheel assembly and the optical lens body.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical element production and processing technical field especially relates to a polishing and grinding device for optical element production. BACKGROUND

[0002] Optical element refers to the device that can manipulate the direction of light, light wave propagation, light intensity, frequency and phase characteristics, such as lens, prism, mirror, etc. They realize effective control of light through focusing, divergence, light splitting, reflection, refraction, etc. It is the basic unit of building optical system. In order to make the optical element have better transmittance, and make its cylindrical surface more smooth, the polishing and grinding device is needed to grind and polish the cylindrical surface of the optical element in the production and processing process of the optical element.

[0003] Patent No. CN213795931U discloses a cylindrical polishing and grinding machine for window optical element production, which comprises a workbench, a support frame is fixedly installed on the lower end face of the workbench, an electric guide rail one is fixedly installed on the upper end face left side of the workbench, an electric moving seat one is movably installed on the electric guide rail one, and a connecting frame is fixedly installed on the right side of the electric moving seat one. The cylindrical polishing and grinding machine for window optical element production adjusts the distance between the electric moving seat two and the electric moving seat three, rotates the disc to make the rod sleeve rotate out, and uses the anti-skid suction cup one and the anti-skid suction cup two to adsorb and fix the two ends of the window optical element. The cooling liquid pipe fixed on the right side of the electric moving seat two is used to spray cooling liquid when the window optical element is ground, so as to prevent damage caused by high temperature due to friction. The waste chips generated during grinding are collected by the chip collecting groove, and the waste chips are separated from the cooling liquid by the filter screen at the bottom, so that the cooling liquid can be recycled.

[0004] However, the above-mentioned cylindrical polishing and grinding machine for window optical element production still has the following disadvantages:

[0005] In the above-mentioned device, when the end center of the optical element is adsorbed on the anti-skid suction cup one and the anti-skid suction cup two, it needs to spend a long time to manually explore and compare the center, which reduces the processing efficiency. In view of this, we propose a polishing and grinding device for optical element production. UTILITY MODEL CONTENT

[0006] The utility model aims at overcoming the defects of prior art, adapting to the actual needs, providing a polishing and grinding device for optical element production, so as to solve the technical problem that in the current device, when the end center of the optical element is adsorbed on the anti-skid suction cup one and the anti-skid suction cup two, it needs to spend a long time to manually explore and compare the center, which reduces the processing efficiency.

[0007] In order to achieve the purpose of the utility model, the utility model provides a technical scheme that designs a polishing and grinding device for optical element production, which comprises a rack, a fixing frame is fixedly connected to one side of the rack, an electric push rod is connected to the surface of the fixing frame, a grinding wheel assembly is connected to the movable end of the electric push rod, a supporting and limiting mechanism is arranged in the middle of the rack, an optical lens body is clamped in the supporting and limiting mechanism, and an auxiliary assembly is arranged on the outside of the optical lens body.

[0008] Preferably, the supporting and limiting mechanism comprises a work-shaped frame one, the work-shaped frame one is movably clamped on the inner side of the top of the rack, a hydraulic cylinder one is connected to the bottom of the work-shaped frame one, a limiting pressing plate is connected to the movable end of the hydraulic cylinder one, an antiskid rubber pad one is bonded to the surface of the limiting pressing plate, a work-shaped frame two is clamped on the inner side of the surface of the rack, a motor is connected to the bottom of the work-shaped frame two, a cylinder frame is arranged on the outside of the motor, a supporting frame is fixedly connected to the surface of the work-shaped frame two, a limiting supporting plate is fixedly connected to the top of the supporting frame, and an antiskid rubber pad two is bonded to the surface of the limiting supporting plate.

[0009] Preferably, the limiting pressing plate and the work-shaped frame one constitute a lifting structure through the hydraulic cylinder one, and the work-shaped frame one can rotate freely on the inner side of the top of the rack.

[0010] Preferably, the limiting supporting plate and the supporting frame constitute a rotating structure through the work-shaped frame two and the motor, and the optical lens body is clamped between the limiting supporting plate and the limiting pressing plate.

[0011] Preferably, the auxiliary assembly comprises a ring frame, the ring frame is arranged on the inner side of the supporting frame, a group of connecting rods are symmetrically and fixedly arranged on the two sides of the ring frame, a movable plate is arranged in the middle of the inside of the ring frame, a hydraulic cylinder two is connected to the bottom of the movable plate, a plurality of limiting frames are uniformly distributed on the outside of the movable plate, an adjusting plate is movably connected to the inner side of the limiting frame, an auxiliary frame is arranged on the outside of the end of the adjusting plate away from the limiting frame, an extension plate is clamped in the inside of the auxiliary frame, a group of limiting rods are fixedly connected to the surface of the extension plate, the limiting rods are matched with limiting grooves on the outside, and a group of magnetic attraction blocks are symmetrically embedded in the inner side of the auxiliary frame.

[0012] Preferably, the two ends of the adjusting plate can rotate freely in the inner side of the limiting frame and the inner side of the auxiliary frame respectively, the auxiliary frame is movably clamped in the inner side of the ring frame, and the auxiliary frame is L-shaped.

[0013] Preferably, the extension plate and the limiting groove constitute a clamping and sliding structure through the limiting rods, the limiting groove and the auxiliary frame are integrally formed, and the extension plate and the magnetic attraction block are magnetically connected.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1.The utility model discloses through the effective driving of hydraulic cylinder no.2 of movable plate, thereby make the adjustment board lean, and then drive the auxiliary frame translation, can effectively adjust the spacing between a plurality of auxiliary frames, the extension board can be conveniently adapted to fit the different diameter optical lens body cylinder surface and can quickly center the optical lens body, then slightly use force to move the limiting rod and drive the extension board to move to the inside of auxiliary frame, avoid the extension board higher than antiskid pad no.2 in the initial stage to influence the contact of grinding wheel assembly and optical lens body.

[0016] 2.The utility model discloses through the auxiliary assembly can quickly place the optical lens body required to be polished in the center on the surface of antiskid pad no.2 on the top of limiting supporting plate, then through the effective driving of hydraulic cylinder no.1 of limiting pressing plate, until the antiskid pad no.1 is attached to the surface of optical lens body, quickly complete the center limiting of optical lens body, antiskid pad no.1, antiskid pad no.2 can effectively increase the friction between optical lens body, improve the placing stability of optical lens body, through the motor can effectively drive the rotation of optical lens body between limiting supporting plate, limiting pressing plate, thereby realize the grinding of grinding wheel to the cylinder surface of optical lens body. ACCOUNT OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic diagram of the utility model;

[0018] Figure 2 It is the rack section structure schematic diagram of the utility model;

[0019] Figure 3 It is the local three-dimensional structure schematic diagram of the utility model;

[0020] Figure 4 It is the local partial dismounting structure schematic diagram of the utility model;

[0021] Figure 5 It is the Figure 4 Local enlarged structure schematic diagram of A place in the utility model;

[0022] In the drawing: 1, rack;2, fixed frame;3, electric push rod;4, grinding wheel assembly;5, support limiting mechanism;6, optical lens body;7, auxiliary assembly;

[0023] 501, I-shaped frame no.1;502, hydraulic cylinder no.1;503, limiting pressing plate;504, antiskid pad no.1;505, I-shaped frame no.2;506, motor;507, cylinder frame;508, support frame;509, limiting supporting plate;510, antiskid pad no.2;

[0024] 701, ring frame;702, connecting rod;703, movable plate;704, hydraulic cylinder no.2;705, limiting frame;706, adjustment board;707, auxiliary frame;708, extension board;709, limiting rod;710, limiting groove;711, magnetic attraction piece. DETAILED DESCRIPTION

[0025] The utility model is further explained below in combination with the drawings and embodiments:

[0026] A polishing and grinding device for optical element production, see Figures 1 to 5 , including frame 1, one side of frame 1 is fixedly connected with fixed frame 2, the surface of fixed frame 2 is connected with electric push rod 3, the movable end of electric push rod 3 is connected with grinding wheel assembly 4, the middle part of frame 1 is equipped with support limiting mechanism 5, optical lens body 6 is clamped in support limiting mechanism 5, and auxiliary assembly 7 is arranged on the outer side of optical lens body 6.

[0027] It is worth noting that support limiting mechanism 5 includes work-shaped frame one 501, work-shaped frame one 501 is movably clamped in the inner side of the top of frame 1, hydraulic cylinder one 502 is connected to the bottom of work-shaped frame one 501, and limiting pressing plate 503 is connected to the movable end of hydraulic cylinder one 502, wherein limiting pressing plate 503 and work-shaped frame one 501 constitute a lifting structure through hydraulic cylinder one 502, work-shaped frame one 501 can rotate freely in the inner side of the top of frame 1, antiskid rubber pad one 504 is bonded to the surface of limiting pressing plate 503, work-shaped frame two 505 is clamped in the inner side of the surface of frame 1, motor 506 is connected to the bottom of work-shaped frame two 505, cylinder frame 507 is arranged outside motor 506, support frame 508 is fixedly connected to the surface of work-shaped frame two 505, limiting supporting plate 509 is fixedly connected to the top of support frame 508, further, limiting supporting plate 509 and support frame 508 constitute a rotating structure through work-shaped frame two 505 and motor 506, optical lens body 6 is clamped between limiting supporting plate 509 and limiting pressing plate 503, and antiskid rubber pad two 510 is bonded to the surface of limiting supporting plate 509.The auxiliary assembly 7 of the utility model can quickly place the optical lens body 6 required to be polished in the center on the surface of antiskid rubber pad two 510 on the top of limiting supporting plate 509, then effectively drives limiting pressing plate 503 to move downwards until antiskid rubber pad one 504 is attached to the surface of optical lens body 6 through hydraulic cylinder one 502, and the center limiting of optical lens body 6 is quickly completed, antiskid rubber pad one 504 and antiskid rubber pad two 510 can effectively increase the friction between optical lens body 6, and the placing stability of optical lens body 6 is improved, the optical lens body 6 between limiting supporting plate 509 and limiting pressing plate 503 can be effectively rotated through motor 506, so that the grinding wheel realizes the polishing of the cylindrical surface of optical lens body 6.

[0028] It is worth mentioning that the auxiliary assembly 7 includes a ring frame 701, which is arranged inside the support frame 508, and a set of connecting rods 702 are symmetrically and fixedly arranged on both sides of the ring frame 701, a movable plate 703 is arranged in the middle of the inside of the ring frame 701, a hydraulic cylinder two 704 is connected to the bottom of the movable plate 703, a plurality of limiting frames 705 are uniformly distributed on the outside of the movable plate 703, adjusting plates 706 are movably connected to the inside of the limiting frames 705, auxiliary frames 707 are arranged on the outside of the ends of the adjusting plates 706 away from the limiting frames 705, wherein the two ends of the adjusting plates 706 can be freely rotated in the inside of the limiting frames 705 and the auxiliary frames 707, the auxiliary frames 707 are movably connected to the inside of the ring frame 701, the auxiliary frames 707 are L-shaped, extension plates 708 are clamped in the inside of the auxiliary frames 707, a set of limiting rods 709 are symmetrically and fixedly connected to the surface of the extension plates 708, limiting grooves 710 are attached to the outside of the limiting rods 709, a set of magnetic blocks 711 are symmetrically and embedded in the inside of the auxiliary frames 707, further, the extension plates 708 form a clamping and sliding structure with the limiting grooves 710 through the limiting rods 709, the limiting grooves 710 and the auxiliary frames 707 are integrally formed, and the extension plates 708 are magnetically connected with the magnetic blocks 711. The movable plate 703 is effectively driven upward by the hydraulic cylinder two 704, so that the adjusting plate 706 is inclined, and then the auxiliary frame 707 is translated, the distance between the auxiliary frames 707 can be effectively adjusted, the extension plates 708 can be quickly fitted and attached to the cylindrical surface of the optical lens body 6 with different diameters, and the optical lens body 6 can be quickly adjusted to be centered, then the extension plates 708 are moved to the inside of the auxiliary frames 707 by slightly moving the limiting rods 709, so that the extension plates 708 higher than the anti-skid rubber pad two 510 do not affect the contact between the grinding wheel assembly 4 and the optical lens body 6.

[0029] Working principle: first the optical lens body 6 to be polished is placed on the surface of the anti-skid rubber pad two 510 on the top of the limiting support plate 509, then the movable plate 703 is driven to move up by the hydraulic cylinder two 704, so that the adjusting plate 706 is inclined, and then the auxiliary frame 707 is translated, the spacing between the auxiliary frames 707 can be adjusted, the extension plate 708 can be adapted to the optical lens body 6 to be polished and can quickly center the optical lens body 6, then the limiting pressing plate 503 is driven to move down by the hydraulic cylinder one 502 until the anti-skid rubber pad one 504 is attached to the surface of the optical lens body 6, the centering and limiting of the optical lens body 6 are quickly completed, the anti-skid rubber pad one 504 and the anti-skid rubber pad two 510 can increase the friction between the optical lens body 6 and improve the stability of the optical lens body 6, then the extension plate 708 is driven to move into the auxiliary frame 707 by slightly moving the limiting rod 709, so that the extension plate 708 higher than the anti-skid rubber pad two 510 does not affect the contact between the grinding wheel assembly 4 and the optical lens body 6, the grinding wheel body contacts the cylindrical surface of the optical lens body 6 by driving the grinding wheel assembly 4 to move forward by the electric push rod 3, then the motor 506 is started, the optical lens body 6 between the limiting support plate 509 and the limiting pressing plate 503 is rotated by the motor 506, and the grinding wheel is polished on the cylindrical surface of the optical lens body 6.

[0030] The embodiments of the utility model discloses the better embodiment, but is not limited to this, the ordinary skill of the art, the spirit of the utility model is appreciated to the above-mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, are in the protection scope of the utility model.

Claims

1. A polishing grinder for producing an optical element, comprising a frame (1), characterized in that, The frame (1) is fixed on one side of the fixed frame (2), the surface of the fixed frame (2) is connected with the electric push rod (3), the movable end of the electric push rod (3) is connected with the grinding wheel assembly (4), the middle of the frame (1) is provided with a supporting and limiting mechanism (5), the supporting and limiting mechanism (5) is clamped with the optical lens body (6) inside, and the optical lens body (6) is provided with an auxiliary assembly (7) outside.

2. The polishing and grinding apparatus for producing an optical element according to claim 1, wherein The supporting and limiting mechanism (5) comprises a work-shaped frame one (501), the work-shaped frame one (501) is movably clamped in the inner side of the top of the frame (1), the bottom of the work-shaped frame one (501) is connected with a hydraulic cylinder one (502), the movable end of the hydraulic cylinder one (502) is connected with a limiting pressing plate (503), the surface of the limiting pressing plate (503) is bonded with a non-slip rubber pad one (504), the surface of the inner side of the frame (1) is clamped with a work-shaped frame two (505), the bottom of the work-shaped frame two (505) is connected with a motor (506), the motor (506) is sleeved with a cylinder frame (507) outside, the surface of the work-shaped frame two (505) is fixedly connected with a supporting frame (508), the top of the supporting frame (508) is fixedly connected with a limiting supporting plate (509), and the surface of the limiting supporting plate (509) is bonded with a non-slip rubber pad two (510).

3. The polishing and grinding apparatus for producing an optical element according to claim 2, wherein The limiting pressing plate (503) and the work-shaped frame one (501) constitute a lifting structure through the hydraulic cylinder one (502), and the work-shaped frame one (501) can freely rotate in the inner side of the top of the frame (1).

4. The polishing and grinding apparatus for producing an optical element according to claim 2, wherein The limiting supporting plate (509) and the supporting frame (508) constitute a rotating structure through the work-shaped frame two (505) and the motor (506), and the optical lens body (6) is clamped between the limiting supporting plate (509) and the limiting pressing plate (503).

5. The polishing and grinding apparatus for producing an optical element according to claim 2, wherein The auxiliary assembly (7) comprises a ring frame (701), the ring frame (701) is arranged in the inner side of the supporting frame (508), a group of connecting rods (702) are symmetrically and fixedly arranged on the both sides of the ring frame (701), a movable plate (703) is arranged in the inner middle end of the ring frame (701), the bottom of the movable plate (703) is connected with a hydraulic cylinder two (704), a plurality of limiting frames (705) are uniformly distributed on the outer side of the movable plate (703), an adjusting plate (706) is movably clamped on the inner side of the limiting frame (705), an auxiliary frame (707) is arranged on the outer side of one end of the adjusting plate (706) away from the limiting frame (705), an extension plate (708) is clamped in the auxiliary frame (707), a group of limiting rods (709) are symmetrically and fixedly connected on the surface of the extension plate (708), a limiting groove (710) is attached to the outer side of the limiting rod (709), and a group of magnetic attraction blocks (711) are symmetrically embedded in the inner side of the auxiliary frame (707).

6. The polishing and grinding apparatus for producing an optical element according to claim 5, wherein The both ends of the adjusting plate (706) can be freely rotated in the inner side of the limiting frame (705) and the auxiliary frame (707) respectively, the auxiliary frame (707) is movably clamped in the inner side of the ring frame (701), and the auxiliary frame (707) is L-shaped.

7. The polishing and grinding apparatus for producing an optical element according to claim 5, wherein The extension plate (708) is connected with the limiting groove (710) through the limiting rod (709), the limiting groove (710) is integrally formed between the auxiliary frame (707), and the bottom of the extension plate (708) is connected with the magnetic block (711) through magnetic attraction.

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