CN112658284A

CN112658284A - Optical mirror vacuum numerical control material increase equipment

Info

Publication number: CN112658284A
Application number: CN202011573632.9A
Authority: CN
Inventors: 谷成强
Original assignee: Nanjing Porter Photoelectric Co ltd
Current assignee: Nanjing Porter Photoelectric Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-04-16

Abstract

The invention discloses an optical mirror surface vacuum numerical control material increasing device which comprises a shell, wherein the inner space of the shell is a vacuum cavity, and an optical mirror to be processed is placed in the vacuum cavity; the clamping mechanism is used for fixing the optical mirror surface to be processed; the overturning mechanism is used for overturning the clamping mechanism, an eccentric mechanism is arranged between the overturning mechanism and the clamping mechanism, and when the overturning mechanism rotates, the clamping mechanism automatically rotates in the overturning mechanism through the eccentric mechanism; through be equipped with eccentric mechanism between tilting mechanism and fixture, can realize that the optics mirror surface overturns by oneself in the installation ring, need not extra drive arrangement drive, eccentric slider utilizes self focus can realize that the optics mirror surface overturns by oneself in the installation ring, saves a driving source, and is energy-concerving and environment-protective, has effectively reduced the manufacturing cost of vibration material disk equipment, further promotes vibration material disk equipment's market competition.

Description

Optical mirror vacuum numerical control material increase equipment

Technical Field

The invention relates to an additive device, in particular to an optical mirror surface vacuum numerical control additive device.

Background

The vacuum material increasing process for the optical mirror surface is a new technology which ensures that materials with different physical properties such as aluminum, beryllium, carbon fiber, silicon carbide and the like can be used for the optical mirror surface, the materials are suitable for environments with special requirements due to self characteristics such as heat conductivity, specific rigidity and the like, but the materials are not suitable for direct polishing, a layer of film suitable for optical polishing needs to grow on the surface of the materials, and numerical control material increasing equipment is needed in the processing process.

According to the existing vacuum mirror surface material increase technology, in order to enable a layer of symmetrical optical polishing film to grow on two sides of an optical mirror surface, the optical mirror rotates in a vacuum chamber and needs to rotate around the circle center of the optical mirror, and the existing numerical control material increase equipment achieves the purpose by needing two driving sources, so that the structure is complex, the manufacturing cost is high, and the product market competitiveness is low.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides optical mirror surface vacuum numerical control material increasing equipment which can solve the technical problems that in the existing vacuum mirror surface material increasing technology, in order to enable a layer of symmetrical optical polishing film to grow on two sides of an optical mirror surface, the optical mirror rotates in a vacuum cavity, and simultaneously, the optical mirror needs to rotate around the circle center of the optical mirror, and the existing numerical control material increasing equipment needs two driving sources to achieve the purpose, so that the structure is complex, the manufacturing cost is high, and the product market competitiveness is low.

In order to solve the technical problems, the invention provides the following technical scheme: the vacuum numerical control material increase equipment with the optical mirror surface comprises a shell, wherein the inner space of the shell is a vacuum cavity, and an optical mirror to be processed is placed in the vacuum cavity; the clamping mechanism is used for fixing the optical mirror surface to be processed; the turnover mechanism is used for overturning the clamping mechanism, an eccentric mechanism is arranged between the turnover mechanism and the clamping mechanism, and when the turnover mechanism rotates, the clamping mechanism automatically rotates in the turnover mechanism through the eccentric mechanism.

As a preferred technical scheme of the present invention, the housing includes a vacuum working chamber, one side of the vacuum working chamber is rotatably connected to a right side door, the other side of the vacuum working chamber is rotatably connected to a left side door, and the right side door, the left side door and the vacuum working chamber form a vacuum chamber.

As a preferred technical scheme of the invention, the turnover mechanism comprises a mounting ring, the mounting ring is arranged in the vacuum chamber, a turnover motor is arranged on one side of the left side door, the outer side of the mounting ring is connected with a turnover shaft, one end of the turnover shaft extends to one side of the left side door and is connected with the turnover motor, and the turnover motor drives the mounting ring to rotate in the vacuum chamber through the turnover shaft.

As a preferred technical scheme of the invention, the clamping mechanism comprises clamping blocks, the clamping blocks are symmetrically arranged on the inner side of the mounting ring, one side of each clamping block, which is close to the inner surface of the mounting ring, is fixedly connected with a fixing sleeve, two ends of each fixing sleeve are close to ports, one end, which is far away from the clamping block, in each fixing sleeve is provided with a threaded sleeve, the outer side of each threaded sleeve is fixedly provided with a limiting ring in a penetrating manner, the inner wall of each fixing sleeve is provided with a limiting groove matched with the limiting ring, the limiting ring rotates in the limiting groove, an adjusting rod is arranged in each threaded sleeve in a penetrating manner, and the adjusting rod is screwed.

According to a preferable technical scheme of the invention, the top surface of the adjusting rod is provided with a connecting cavity extending downwards, a heat-resistant rubber pad is arranged between the connecting column and the bottom surface of the connecting column in the connecting cavity, and the bottom surface of the connecting column is always in close contact with the connecting cavity through the heat-resistant rubber pad.

As a preferred technical scheme of the invention, one end of the fixing sleeve, which is far away from the clamping block, is sleeved with the rotating sleeve, one end of the threaded sleeve extends to the outside of the fixing sleeve, and the rotating sleeve is fixedly arranged on the outer side of the threaded sleeve in a penetrating manner.

As a preferred technical solution of the present invention, the eccentric mechanism includes a connecting groove, the connecting groove is formed in an inner surface of the mounting ring, a sliding groove communicated with the connecting groove is formed in an outer side of the connecting groove, an eccentric sliding block and a sliding block are respectively arranged in the sliding groove, and the sliding groove limits the eccentric sliding block and the sliding block to slide therein.

As a preferable technical solution of the present invention, the radians of the inner and outer side surfaces of the eccentric slider and the radians of the inner and outer side surfaces of the slider are both in accordance with the surface radians of the sliding groove, the balls are embedded in the outer side surface of the eccentric slider and the outer side surface of the slider, and the eccentric slider and the slider both slide in the sliding groove via the balls.

As a preferable technical scheme of the invention, one end of the connecting column, which is far away from the adjusting rod, extends towards the inner wall of the mounting ring, the connecting column at the bottom end in the mounting ring is connected to the center of the inner side of the sliding block, the connecting column at the top end in the mounting ring is fixed at one end of the outer side of the eccentric sliding block, and an included angle is formed between the gravity center of the eccentric sliding block and the connecting column.

As a preferred technical scheme of the invention, a fastening bolt is arranged on one side of the fixed sleeve in a penetrating manner, one end of the fastening bolt props against the outer side of the threaded sleeve, and the fastening bolt is screwed with the fixed sleeve through threads.

Compared with the prior art, the invention can achieve the following beneficial effects:

1. by arranging the eccentric mechanism between the turnover mechanism and the clamping mechanism, when the surfaces on the two sides of the mounting ring are vertical to the horizontal plane, at the moment, the eccentric slide block moves to one side of the vacuum working chamber under the action of the gravity center of the eccentric slide block, then the eccentric slide block drives the connecting column to deflect, the connecting column drives the adjusting rod to deflect through the connecting cavity, the adjusting rod drives the fixing sleeve to deflect through the threaded sleeve, the fixing sleeve drives the optical mirror surface to rotate in the vacuum working chamber through the clamping block, and similarly, the slide block moves towards the direction opposite to the eccentric slide block, so that the eccentric slide block can repeatedly move when the mounting ring rotates, the optical mirror surface can be automatically turned in the installation ring without being driven by additional driving equipment, the eccentric sliding block can automatically turn in the installation ring by utilizing the gravity center of the eccentric sliding block, a driving source is saved, the energy is saved, the environment is protected, the manufacturing cost of the material increase equipment is effectively reduced, and the market competitiveness of the material increase equipment is further improved;

2. the rotating sleeve is arranged by keeping away from one end of the clamping block at the fixed sleeve, when optical lenses of different sizes need to be fixed, the optical lenses are placed between the two clamping blocks, after the optical lenses are placed, the adjusting rod is held to rotate the rotating sleeve, the rotating sleeve drives the threaded sleeve to rotate, the threaded sleeve continuously moves towards the circle center of the mounting ring under the action of threads, the threaded sleeve drives the fixed sleeve to move through the limiting ring and the limiting groove, the fixed sleeve drives the clamping block to move, the clamping block tightly clamps the optical lenses at the moment until the rotating sleeve is fixed, the operation is completed, and the material adding equipment is convenient to process the optical lenses of different sizes.

Drawings

Fig. 1 is a schematic structural diagram of an additive manufacturing apparatus according to the present invention;

FIG. 2 is a schematic structural view of the turnover mechanism according to the present invention;

FIG. 3 is a side view of a portion of the connecting slot of the present invention;

FIG. 4 is a schematic cross-sectional view of the chute of the present invention;

FIG. 5 is an enlarged view of a portion a of FIG. 2;

FIG. 6 is an enlarged view of the structure at b in FIG. 2;

wherein: 1. a vacuum working chamber; 11. a right side door; 12. a left side door; 2. turning over a motor; 21. a turning shaft; 22. a mounting ring; 3. a clamping block; 32. fixing the sleeve; 33. adjusting a rod; 35. a threaded sleeve; 36. a confinement ring; 37. a limiting groove; 38. rotating the sleeve; 39. tightening the bolts; 4. a chute; 41. connecting grooves; 42. connecting columns; 43. an eccentric slider; 44. a ball bearing; 45. a slider; 46. a heat-resistant rubber pad; 47. a connecting cavity.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Referring to fig. 1 to 6, the present invention provides an optical mirror vacuum numerical control material increase apparatus, including a vacuum working chamber 1, one side of the vacuum working chamber 1 is rotatably connected with a right side door 11, the other side of the vacuum working chamber 1 is rotatably connected with a left side door 12, the right side door 11, the left side door 12 and the vacuum working chamber 1 form a vacuum chamber, an optical mirror to be processed is placed in the vacuum chamber, a mounting ring 22 is disposed in the vacuum chamber, one side of the left side door 12 is provided with a turning motor 2, the outer side of the mounting ring 22 is connected with a turning shaft 21, one end of the turning shaft 21 extends to one side of the left side door 12 and is connected with the turning motor 2, the turning motor 2 drives the mounting ring 22 to rotate in the vacuum chamber through the turning shaft 21, the inner side of the mounting ring 22 is symmetrically provided with clamping blocks 3, one side, the inside 3 one end of keeping away from the grip block of adapter sleeve 32 is equipped with thread bush 35, the restriction ring 36 is worn to be equipped with in the fixed wearing of thread bush 35 outside, restriction groove 37 with restriction ring 36 looks adaptation is seted up to adapter sleeve 32 inner wall, restriction ring 36 is at restriction groove 37 internal rotation, it adjusts pole 33 to pass in the thread bush 35, adjust pole 33 and thread bush 35 and revolve the fit through the screw thread, adjust the pole 33 top surface and set up downwardly extending's connection chamber 47, be equipped with heat-resisting rubber pad 46 between spliced pole 42 and the spliced pole 42 bottom in the connection chamber 47, heat-resisting rubber pad 46 has elasticity, pressurized deformation, make spliced pole 42 bottom contact with connected chamber 47 all the time, still the potential energy of the pole 33 holding down of buffering, can further protect rotating optical.

Referring to fig. 6, in order to rotate the threaded sleeve 35 conveniently, a rotating sleeve 38 is sleeved on one end of the fixed sleeve 32, which is far away from the clamping block 3, one end of the threaded sleeve 35 extends to the outside of the fixed sleeve 32, the rotating sleeve 38 is fixedly arranged on the outer side of the threaded sleeve 35 in a penetrating manner, and an anti-skid groove for skid resistance is formed in the outer side surface of the rotating sleeve 38.

As shown in fig. 5, a connecting groove 41 is formed in an inner surface of the mounting ring 22, a sliding groove 4 is formed in an outer side of the connecting groove 41, the connecting groove 4 is communicated with the connecting groove, an eccentric slider 43 and a slider 45 are respectively arranged in the sliding groove 4, the sliding groove 4 limits the eccentric slider 43 and the slider 45 to slide therein, in order to ensure that the eccentric slider 43 and the slider 45 can move in the sliding groove 4, an inner side surface and an outer side surface of the eccentric slider 43 and the inner side surface and the outer side surface of the slider 45 are both in accordance with a surface radian of the sliding groove 4, in order to reduce a moving friction force between the eccentric slider 43 and the slider 45 and the sliding groove 4, balls 44 are embedded in the outer side surface of the eccentric slider 43 and the outer side surface of the slider 45, the eccentric slider 43 and the slider 45; the eccentric sliding block 43 and the sliding block 45 can also be T-shaped blocks, and the sliding groove 4 is a T-shaped groove.

Referring to fig. 2 and 5, the end of the connecting rod 42 away from the adjusting rod 33 extends toward the inner wall of the mounting ring 22, the connecting rod 42 located at the inner bottom end of the mounting ring 22 is connected to the center of the inner side of the sliding block 45, and the connecting rod 42 located at the inner top end of the mounting ring 22 is fixed to one end of the outer side of the eccentric sliding block 43, so that an included angle is formed between the center of gravity of the eccentric sliding block 43 and the connecting rod 42.

When the installation ring 22 is used, when the surfaces of the two sides of the installation ring 22 are perpendicular to the horizontal plane, as shown in fig. 2, at this time, the eccentric sliding block 43 moves towards one side of the vacuum working chamber 1 under the action of the gravity center of the eccentric sliding block 43, then the eccentric sliding block 43 drives the connecting column 42 to deflect, the connecting column 42 drives the adjusting rod 33 to deflect through the connecting cavity 47, the adjusting rod 33 drives the fixing sleeve 32 to deflect through the thread sleeve 35, the fixing sleeve 32 drives the optical mirror surface to rotate in the vacuum working chamber 1 through the clamping block 3, the sliding block 45 moves towards the direction opposite to the eccentric sliding block 43 similarly, so that when the installation ring 22 rotates, the optical mirror surface can be automatically turned over in the installation ring 22 by repeating the steps, no additional driving device is needed, the eccentric sliding block 43 can realize the automatic turning over of the optical mirror surface in the installation ring 22 by the gravity center of the eccentric sliding block, further promote the market competition of increase material equipment.

When optical lenses with different sizes need to be fixed, the optical lenses are firstly placed between the two clamping blocks 3, after the optical lenses are placed, the adjusting rod 33 is held to rotate the rotating sleeve 38, the rotating sleeve 38 drives the threaded sleeve 35 to rotate, the threaded sleeve 35 continuously moves towards the circle center of the mounting ring 22 under the action of threads, the threaded sleeve 35 drives the fixing sleeve 32 to move through the limiting ring 36 and the limiting groove 37, the fixing sleeve 32 drives the clamping blocks 3 to move, and until the rotating sleeve 38 is not rotated, the clamping blocks 3 tightly clamp the optical lenses, so that the operation is completed, and the optical lenses with different sizes can be conveniently processed by the material adding equipment.

For preventing that the thread bush 35 from rotating by oneself, wear to establish tight position bolt 39 in fixed sleeve 32 one side, bolt 39 one end supports the thread bush 35 outside, and tight position bolt 39 closes with fixed sleeve 32 soon through the screw thread, with the fixed back of accomplishing of optical lens, it can to tighten tight position bolt 39, has effectively promoted the fastness to the installation of optical lens.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The vacuum numerical control material increase equipment with the optical mirror surface comprises a shell, wherein the inner space of the shell is a vacuum cavity, and an optical mirror to be processed is placed in the vacuum cavity; the clamping mechanism is used for fixing the optical mirror surface to be processed; tilting mechanism, tilting mechanism are used for upset fixture, its characterized in that: an eccentric mechanism is arranged between the turnover mechanism and the clamping mechanism, and when the turnover mechanism rotates, the clamping mechanism automatically rotates in the turnover mechanism through the eccentric mechanism.

2. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 1, wherein: the casing includes vacuum working chamber (1), vacuum working chamber (1) one side is rotated and is connected with right side door (11), vacuum working chamber (1) opposite side is rotated and is connected with left side door (12), right side door (11), left side door (12) and vacuum working chamber (1) constitute the vacuum chamber.

3. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 2, wherein: tilting mechanism includes collar (22), collar (22) are established in the vacuum chamber, left side door (12) one side is equipped with upset motor (2), the collar (22) outside is connected with trip shaft (21), trip shaft (21) one end is extended to left side door (12) one side and is connected with upset motor (2), upset motor (2) drive collar (22) internal rotation in the vacuum chamber through trip shaft (21).

4. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 3, wherein: fixture includes grip block (3), grip block (3) symmetry sets up at collar (22) inboardly, grip block (3) are close to collar (22) internal surface one side fixedly connected with fixed sleeve (32), fixed sleeve (32) both ends are leaned on the mouth, keep away from grip block (3) one end in fixed sleeve (32) and be equipped with thread bush (35), fixed the wearing and be equipped with limit ring (36) in thread bush (35) outside, limit slot (37) with limit ring (36) looks adaptation are seted up to fixed sleeve (32) inner wall, limit ring (36) internal rotation in limit slot (37), threaded bush (35) are worn in and are adjusted pole (33), it closes soon with thread bush (35) through the screw thread to adjust pole (33).

5. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 4, wherein: the top surface of the adjusting rod (33) is provided with a connecting cavity (47) extending downwards, a heat-resistant rubber pad (46) is arranged between the connecting column (42) and the bottom surface of the connecting column (42) in the connecting cavity (47), and the bottom surface of the connecting column (42) is always in close contact with the connecting cavity (47) through the heat-resistant rubber pad (46).

6. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 4, wherein: fixed sleeve (32) are kept away from grip block (3) one end cover and are established commentaries on classics cover (38), thread bush (35) one end extends to fixed sleeve (32) outside, it wears to establish in the thread bush (35) outside to change cover (38) fixed.

7. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 5, wherein: eccentric mechanism includes connecting groove (41), set up at collar (22) internal surface connecting groove (41), spout (4) rather than link up each other are seted up in connecting groove (41) outside, be equipped with eccentric slider (43) and slider (45) in spout (4) respectively, spout (4) are with eccentric slider (43) and slider (45) restriction in its inside slip.

8. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 7, wherein: the radian of the inner side surface and the outer side surface of the eccentric sliding block (43) and the radian of the inner side surface and the outer side surface of the sliding block (45) are consistent with the surface radian of the sliding groove (4), the outer side surface of the eccentric sliding block (43) and the outer side surface of the sliding block (45) are embedded with balls (44), and the eccentric sliding block (43) and the sliding block (45) slide in the sliding groove (4) through the balls (44).

9. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 8, wherein: the spliced pole (42) are kept away from regulation pole (33) one end and are extended to collar (22) inner wall, and spliced pole (42) that are located the interior bottom of collar (22) are connected in slider (45) inboard center department, and spliced pole (42) that are located the interior top of collar (22) are fixed in eccentric slider (43) outside one end, form the contained angle between eccentric slider (43) focus and spliced pole (42).

10. The optically mirrored vacuum digitally controlled additive manufacturing apparatus of claim 9, wherein: tight position bolt (39) are worn to establish on one side of fixed sleeve (32), tight position bolt (39) one end supports the thread bush (35) outside, tight position bolt (39) close with fixed sleeve (32) soon through the screw thread.