Precise polishing device for optical cylindrical mirror

Abstract

The utility model relates to the technical field of optical glass polishing, in particular to a precise polishing device for an optical cylindrical mirror, which comprises a mounting seat, a mounting plate, a pushing assembly, an adjusting assembly, a rotating seat and a fixing assembly, the rotating seat is arranged in the middle of the upper end surface of the mounting seat and extends below the mounting seat; the fixing assembly is installed at the top end of the installation base and located above the rotating base. The number of the pushing assemblies is multiple. According to the utility model, the positions of the pushing assemblies are adjusted around the center of the mounting seat through the adjusting assembly, and the plurality of pushing assemblies are driven by the driving assembly to extend towards the center position of the rotating seat at the same time, so that the pushing assemblies push the optical cylindrical mirror towards the middle part of the rotating seat, and the optical cylindrical mirror and the rotating seat are coaxially arranged; and the fixing assembly extends downwards to press and fix the optical cylindrical mirror on the rotating seat for polishing, so that the situation of position deviation between the optical cylindrical mirror and the rotating seat is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of optical glass grinding, in particular to a precision grinding device for optical cylindrical mirrors. Background Art

[0002] When processing optical cylindrical lenses, cold processing is usually adopted, followed by fine edge grinding after cutting.

[0003] In the prior art, a Chinese patent document with authorization publication number CN214351426U discloses a precision grinding device for an optical cylindrical mirror. When in use, the precision grinding device for an optical cylindrical mirror has a first driving member that pushes the mounting box forward, and the mounting box then drives two limit arms to move forward until the limit arms reach a predetermined position. Then, the raw material to be processed is placed between the two limit arms, with the two sides contacting the two limit arms and the rear side contacting the outer wall of the mounting box, thereby achieving positioning of the raw material. The positioning is accurate, the material is quickly discharged, the structure is simple, the operation is convenient, and the working efficiency is high.

[0004] However, when the above solution is used, the optical cylindrical mirror is pushed by the limiting arm to adjust its position, and the optical cylindrical mirror will produce friction with the outer wall of the installation box and roll, resulting in the center of the optical cylindrical mirror and the center of the rotating disk easily deviating. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a precision grinding device for optical cylindrical mirrors.

[0006] The technical solution of the utility model is: a precision grinding device for an optical cylindrical mirror, comprising a mounting seat, a mounting plate, a pushing assembly, an adjusting assembly, a rotating seat and a fixing assembly;

[0007] The rotating seat is arranged at the middle part of the upper end surface of the mounting seat and extends to the bottom of the mounting seat;

[0008] The fixing assembly is mounted on the top of the mounting base and is located above the rotating base;

[0009] There are multiple pushing assemblies, and the multiple pushing assemblies are all arranged above the mounting seat; a driving assembly is provided below the pushing assemblies for simultaneously extending the ends of the multiple pushing assemblies from the edge of the mounting seat to the center of the mounting seat in the use state;

[0010] The adjusting assembly is mounted on the bottom end of the pushing assembly and is slidably connected to the mounting seat;

[0011] The mounting plate is arranged on the upper end surface of the mounting seat and is located between the plurality of pushing components, and the mounting plate is connected to the grinder.

[0012] Preferably, the rotating base includes a rotating disk and a first motor;

[0013] The first motor is mounted at the middle of the bottom end of the mounting base, and the output shaft extends to the top of the mounting base;

[0014] The rotating disk is mounted on the output shaft of the first motor and is coaxially arranged with the mounting seat.

[0015] Preferably, the pushing assembly includes a push plate, a bearing, a second gear, a sleeve and a screw;

[0016] The bearing is installed in the adjustment assembly, and a sleeve is provided in the middle;

[0017] The screw is inserted into the inner side of the sleeve, and one end of the screw extends toward the center of the mounting seat;

[0018] The second gear is sleeved on the outside of the sleeve and meshed with the driving assembly;

[0019] The push plate is mounted on the end of the screw rod and is used to contact the outer surface of the optical cylindrical mirror when in use;

[0020] The reinforcing ribs are installed on the outer side of the push plate to support the push plate when in use.

[0021] Preferably, the push plate is in a herringbone shape, and the end of the push plate is in an arc shape.

[0022] Preferably, the fixing assembly includes a hydraulic rod, a pressure block and a bracket;

[0023] The bracket is installed on the top of the mounting base and is located above the rotating base;

[0024] The hydraulic rod is installed at the middle of the top end of the bracket and extends to the bottom of the bracket;

[0025] The pressing block is installed at the bottom end of the hydraulic rod and is used to fix the optical cylindrical mirror while rotating with the rotating seat when in use.

[0026] Preferably, the drive assembly includes a connecting plate, a first gear and a second motor;

[0027] The connecting plate is rotatably mounted on the outer circle of the mounting seat, and the top end is meshed and connected with the second gear;

[0028] The second motor is mounted on the bottom end of the mounting base, and the output shaft extends upward to the side of the connecting plate;

[0029] The first gear is mounted on the output shaft of the second motor and is meshed with the connecting plate.

[0030] Preferably, the top end and the outer circumferential surface of the connecting plate are respectively provided with first teeth and second teeth in annular arrays, the first teeth are meshed and connected with the second gear, and the second teeth are meshed and connected with the first gear.

[0031] Preferably, the adjustment assembly includes a ring, a bolt, a notch and a slider;

[0032] The circular ring is arranged on the outer side of the bearing;

[0033] The slider is mounted on the bottom end of the ring and is slidably connected to the mounting seat;

[0034] The notch is arranged in the middle of one end of the slider;

[0035] The bolt is arranged at the end of the slider and located at the notch for fixing the slider on the mounting seat in a use state.

[0036] Preferably, a plurality of through holes are provided on the surface of the mounting seat, and protrusions are provided on both inner walls thereof. When the adjustment assembly and the mounting seat are in a mating installation state, the sliders are matingly installed in the through holes.

[0037] Preferably, connecting blocks are provided on both sides of the circular ring, and a limiting rod connected to the push plate is inserted in the middle of the connecting block.

[0038] Compared with the prior art, the above technical solution of the present invention has the following beneficial technical effects:

[0039] The utility model adjusts the position of the pushing component around the center of the mounting seat through the adjusting component, and multiple pushing components are simultaneously extended toward the center position of the rotating seat by the driving component, so that the pushing component pushes the optical cylindrical mirror toward the middle of the rotating seat, so that the optical cylindrical mirror and the rotating seat are placed coaxially, and the fixing component extends downward to press and fix the optical cylindrical mirror on the rotating seat for polishing, thereby avoiding position deviation between the optical cylindrical mirror and the rotating seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] Figure 1-2 All of them are three-dimensional diagrams of an embodiment proposed by the utility model.

[0041] Figure 3 This is a schematic diagram of the structure of a drive assembly in an embodiment of the present invention.

[0042] Figure 4 This is a schematic diagram of the structure of an adjustment component in an embodiment of the present invention.

[0043] Figure 5 This is a schematic diagram of the structure of a pushing component in an embodiment of the present invention.

[0044] Figure numerals: 1. Mounting seat; 2. Mounting plate; 3. Rotating disk; 4. Hydraulic rod; 5. Pressure block; 6. Bracket; 7. Driving assembly; 71. First tooth; 72. Connecting plate; 73. Second tooth; 74. First gear; 75. Second motor; 8. Pushing assembly; 81. Pushing plate; 82. Reinforcing rib; 83. Bearing; 84. Second gear; 85. Sleeve; 86. Screw; 9. Adjusting assembly; 91. Ring; 92. Bolt; 93. Notch; 94. Slider; 10. First motor; 11. Through hole; 12. Bump; 13. Connecting block; 14. Limiting rod. DETAILED DESCRIPTION

[0045] Example 1

[0046] like Figure 1-5 As shown, the present invention proposes a precision grinding device for an optical cylindrical mirror, comprising a mounting seat 1, a mounting plate 2, a driving assembly 7, a pushing assembly 8, an adjusting assembly 9, a rotating seat and a fixing assembly;

[0047] The rotating seat is arranged in the middle of the upper end surface of the mounting seat 1 and extends to the bottom of the mounting seat 1 for rotating and supporting the optical cylindrical mirror when in use;

[0048] The fixing assembly is mounted on the top of the mounting base 1 and is located above the rotating base, and is used to fix the optical cylindrical lens on the rotating base when in use;

[0049] There are multiple pushing components 8, and the multiple pushing components 8 are arranged at equal angles on the mounting base 1 for extending their ends toward the center of the mounting base 1 in a state of use to push the optical cylindrical mirror toward the center of the mounting base 1;

[0050] The adjusting assembly 9 is mounted on the bottom end of the pushing assembly 8 and is slidably connected to the mounting base 1 for adjusting the position of the pushing assembly 8 around the center of the mounting base 1 in the use state to prevent the position of the pushing assembly 8 from obstructing other structures;

[0051] The driving assembly 7 is arranged at the edge of the mounting base 1 and is engaged with the pushing assembly 8 for simultaneously driving the plurality of pushing assemblies 8 in a state of use, so that the ends of the plurality of pushing assemblies 8 extend toward the center of the mounting base 1 at the same time, thereby clamping and fixing the optical cylindrical lens at the center position of the rotating base;

[0052] The mounting plate 2 is mounted on the upper end surface of the mounting base 1 and is located between a plurality of pushing components 8 for fixing the grinder on the mounting plate 2 when in use, so that the grinder can grind the optical cylindrical lens.

[0053] In this embodiment, the grinder is installed on the mounting seat 1 through the mounting plate 2, so that the grinding head of the grinder can extend toward the rotating seat, the rotating seat supports the optical cylindrical mirror, and the adjusting component 9 adjusts the position of the pushing component 8, so that the positions of multiple pushing components 8 are located at the fixed position of the optical cylindrical mirror, and then the driving component 7 drives multiple pushing components 8 to extend toward the center position of the rotating seat at the same time, so that the pushing component 8 pushes the optical cylindrical mirror toward the middle of the rotating seat, so that the optical cylindrical mirror is placed coaxially with the rotating seat, and the optical cylindrical mirror is pressed and fixed on the rotating seat by extending downward through the fixing component, the driving component 7 is reversed to reset the pushing component 8, and the rotating seat is started to rotate the optical cylindrical mirror while being pressed down and fixed by the fixing component, and at the same time, the grinder grinds the outer circle of the optical cylindrical mirror to avoid position deviation between the optical cylindrical mirror and the rotating seat.

[0054] Example 2

[0055] like Figure 1-2 As shown, the present invention proposes a precision grinding device for an optical cylindrical mirror. Compared with the first embodiment, in this embodiment, the rotating seat includes a rotating disk 3 and a first motor 10;

[0056] The first motor 10 is mounted in the middle of the bottom end of the mounting base 1, and the output shaft extends to the top of the mounting base 1;

[0057] The rotating disk 3 is mounted on the output shaft of the first motor 10 and is coaxially arranged with the mounting seat 1 .

[0058] In an optional embodiment, the fixing assembly includes a hydraulic rod 4, a pressure block 5 and a bracket 6;

[0059] The bracket 6 is mounted on the top of the mounting base 1 and is located above the rotating base;

[0060] The hydraulic rod 4 is installed in the middle of the top of the bracket 6 and extends to the bottom of the bracket 6;

[0061] The pressing block 5 is installed at the bottom end of the hydraulic rod 4, wherein the pressing block 5 is a prior art and is only shown in the figure. When in use, the bottom end of the pressing block 5 and the top end of the pressing block 5 are rotatably connected to each other for fixing the optical cylindrical mirror while rotating with the rotating seat in the use state.

[0062] In this embodiment, the rotating disk 3 holds the optical cylindrical mirror. When the optical cylindrical mirror and the rotating disk 3 are placed at the same time, the hydraulic rod 4 drives the pressure block 5 to move toward the optical cylindrical mirror, so that the downward force of the hydraulic rod 4 fixes the optical cylindrical mirror to the top of the rotating disk 3 through the pressure block 5, and the rotating disk 3 is rotated by the first motor 10, so that the rotating disk 3 drives the bottom end of the pressure block 5 to rotate through the optical cylindrical mirror, so that the optical cylindrical mirror rotates with the rotating disk 3 when the pressure block 5 and the rotating disk 3 are squeezed and fixed.

[0063] Example 3

[0064] like Figure 5 As shown, the present invention proposes a precision grinding device for an optical cylindrical mirror. Compared with the first embodiment, in this embodiment, the pushing assembly 8 includes a push plate 81, a bearing 83, a second gear 84, a sleeve 85 and a screw 86;

[0065] The bearing 83 is installed in the adjustment assembly 9, and a sleeve 85 is provided in the middle thereof; wherein the middle portion of the pushing assembly 8 has a threaded hole;

[0066] The screw 86 is threadedly mounted on the inner side of the sleeve 85, and one end thereof is extended toward the center of the mounting base 1 by the rotation of the sleeve 85;

[0067] The second gear 84 is sleeved on the outside of the sleeve 85 and meshed with the driving assembly 7;

[0068] The push plate 81 is mounted on the end of the screw 86 and is used to contact the outer surface of the optical cylindrical mirror when in use;

[0069] The reinforcing ribs 82 are installed on the outer side of the push plate 81 to support the push plate 81 when in use.

[0070] In an optional embodiment, the push plate 81 is shaped like a herringbone, and the end of the push plate 81 is curved, so that the inner side of the push plate 81 has multiple contact points with the optical cylindrical lens when in use, thereby improving the positioning accuracy of the optical cylindrical lens. At the same time, the end of the push plate 81 is bent outward to prevent the sharp corners of the end of the push plate 81 from causing significant damage to the outer circle of the optical cylindrical lens.

[0071] In an optional embodiment, connecting blocks 13 are provided on both sides of the adjustment assembly 9 , and a limiting rod 14 connected to the push plate 81 is inserted into the middle of the connecting block 13 .

[0072] In this embodiment, the second gear 84 is driven to rotate by the driving assembly 7, so that the second gear 84 drives the sleeve 85 to rotate in the bearing 83, and at the same time, the push plate 81 drives the limiting rod 14 to slide in the connecting block 13, so that the movement of the push plate 81 has a limiting effect, and the screw 86 drives the push plate 81 to move toward the optical cylindrical mirror through the rotation of the sleeve 85, so that the push plate 81 pushes the optical cylindrical mirror toward the center of the rotating disk 3.

[0073] Example 4

[0074] like Figure 3 As shown, the present invention proposes a precision grinding device for an optical cylindrical mirror. Compared with the first embodiment, in this embodiment, the driving assembly 7 includes a connecting plate 72, a first gear 74 and a second motor 75;

[0075] The second motor 75 is mounted on the bottom end of the mounting base 1 , and the output shaft extends upward to the side of the connecting plate 72 ;

[0076] The first gear 74 is mounted on the output shaft of the second motor 75;

[0077] The connecting plate 72 is rotatably mounted on the outer circle of the mounting base 1 , and the top and outer circle of the connecting plate 72 are respectively provided with a first tooth 71 and a second tooth 73 in an annular array, wherein the first tooth 71 is meshed with the second gear 84 , and the second tooth 73 is meshed with the first gear 74 .

[0078] In this embodiment, the first gear 74 is driven to rotate by the second motor 75, so that the first gear 74 drives the connecting plate 72 to rotate on the mounting base 1 through the second teeth 73 that are meshed with each other. At the same time, the connecting plate 72 drives the multiple second gears 84 to rotate through the first teeth 71, so that the multiple pushing components 8 extend toward the rotating disk 3.

[0079] Example 5

[0080] like Figure 4 As shown, the present invention proposes a precision grinding device for an optical cylindrical mirror. Compared with the third embodiment, in this embodiment, the adjustment component 9 includes a ring 91, a bolt 92, a notch 93 and a slider 94;

[0081] The ring 91 is sleeved on the outer side of the bearing 83 to fix the bearing 83 on the mounting seat 1;

[0082] The slider 94 is mounted on the bottom end of the ring 91 and is slidably connected to the mounting base 1 for adjusting the position of the ring 91 on the mounting base 1 during use;

[0083] The notch 93 is set in the middle of one end of the slider 94. The notch 93 makes one end of the slider 94 into a two-shaped shape, so that one end of the slider 94 drives the upper and lower parts of the slider 94 through the bolt 92 to reduce the distance between the slider 94 and fix the slider 94 on the mounting seat 1; wherein, there are sliding grooves on both sides of the adjustment component 9

[0084] In an optional embodiment, a plurality of through holes 11 are provided on the surface of the mounting seat 1, and protrusions 12 are provided on both inner walls. When the adjustment assembly 9 is in a mating installation state with the mounting seat 1, the slider 94 is mounted in the through hole 11, and the protrusion 12 is mounted on the inner side of the slide groove of the slider 94.

[0085] In this embodiment, the slider 94 slides inside the through hole 11 through the protrusion 12, and one end of the slider 94 is retracted by the bolt 92 to fix the slider 94 on the mounting seat 1, so that the ring 91 drives the position of the pushing component 8 to be adjusted.

[0086] The cam 84 is then engaged with the guide rail 83 and the guide rail 86 is engaged with the guide rail 87, and the cam 84 is engaged with the guide rail 88. The cam 84 is engaged with the guide rail 86 and the guide rail 87 is engaged with the guide rail 88. The rod 86 drives the push plate 81 to move toward the optical cylindrical mirror through the rotation of the sleeve 85, so that the push plate 81 pushes the optical cylindrical mirror toward the center of the rotating disk 3, and the optical cylindrical mirror is placed coaxially with the rotating disk 3. At the same time, the hydraulic rod 4 drives the pressure block 5 to move toward the optical cylindrical mirror, so that the downward force of the hydraulic rod 4 fixes the optical cylindrical mirror to the top of the rotating disk 3 through the pressure block 5, and the rotating disk 3 is driven by the first motor 10 to rotate, so that the rotating disk 3 drives the bottom end of the pressure block 5 to rotate through the optical cylindrical mirror, so that the optical cylindrical mirror follows the rotating disk 3 when the pressure block 5 and the rotating disk 3 are squeezed and fixed. The driving assembly 7 is reversed to reset the pushing assembly 8, and the first motor 10 is started to drive the rotating disk 3 to rotate, so that the rotating disk 3 drives the bottom end of the pressure block 5 to rotate through the optical cylindrical mirror, so that the optical cylindrical mirror follows the rotating disk 3 when the pressure block 5 and the rotating disk 3 are squeezed and fixed, and the outer circle of the optical cylindrical mirror is polished by the polishing head of the polisher on the mounting plate 2, so that the polishing of the optical cylindrical mirror is more accurate.

[0087] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A precision grinding device for an optical cylindrical mirror, characterized in that: It comprises a mounting seat (1), a mounting plate (2), a pushing assembly (8), an adjusting assembly (9), a rotating seat and a fixing assembly; The rotating seat is arranged in the middle of the upper end surface of the mounting seat (1) and extends to the bottom of the mounting seat (1); The fixing assembly is mounted on the top of the mounting seat (1) and is located above the rotating seat; There are multiple pushing assemblies (8), and the multiple pushing assemblies (8) are all arranged above the mounting seat (1); a driving assembly (7) is provided below the pushing assemblies (8) for simultaneously extending the ends of the multiple pushing assemblies (8) from the edge of the mounting seat (1) to the center of the mounting seat (1) in a use state; The adjusting component (9) is mounted on the bottom end of the pushing component (8) and is slidably connected to the mounting seat (1); The mounting plate (2) is arranged on the upper end surface of the mounting seat (1) and is located between the plurality of pushing components (8); the mounting plate (2) is connected to the grinder.

2. A precision grinding device for an optical cylindrical mirror according to claim 1, characterized in that: The rotating base includes a rotating disk (3) and a first motor (10); The first motor (10) is mounted at the middle of the bottom end of the mounting seat (1) and the output shaft extends to the top of the mounting seat (1); The rotating disk (3) is mounted on the output shaft of the first motor (10) and is coaxially arranged with the mounting seat (1).

3. A precision grinding device for an optical cylindrical mirror according to claim 1, characterized in that: The pushing assembly (8) includes a pushing plate (81), a bearing (83), a second gear (84), a sleeve (85) and a screw (86); The bearing (83) is installed in the adjustment assembly (9), and a sleeve (85) is provided in the middle; The screw (86) is inserted into the inner side of the sleeve (85), and one end thereof extends toward the center of the mounting seat (1); The second gear (84) is sleeved on the outside of the sleeve (85) and is meshedly connected with the driving assembly (7); The push plate (81) is mounted on the end of the screw rod (86) and is used to contact the outer surface of the optical cylindrical mirror in a use state; The reinforcing rib (82) is installed on the outer side of the push plate (81) for supporting the push plate (81) when in use.

4. A precision grinding device for an optical cylindrical mirror according to claim 3, characterized in that: The push plate (81) is in a herringbone shape, and the end of the push plate (81) is in an arc shape.

5. The precision grinding device for an optical cylindrical mirror according to claim 1, characterized in that: The fixing assembly includes a hydraulic rod (4), a pressure block (5) and a bracket (6); The bracket (6) is mounted on the top of the mounting seat (1) and is located above the rotating seat; The hydraulic rod (4) is installed at the middle of the top end of the bracket (6) and extends to the bottom of the bracket (6); The pressing block (5) is installed at the bottom end of the hydraulic rod (4) and is used to fix the optical cylindrical mirror while rotating along with the rotating seat in a use state.

6. The precision grinding device for an optical cylindrical mirror according to claim 1, characterized in that: The driving assembly (7) includes a connecting plate (72), a first gear (74) and a second motor (75); The connecting plate (72) is rotatably mounted on the outer circumference of the mounting seat (1), and the top end is meshedly connected with the second gear (84); The second motor (75) is mounted on the bottom end of the mounting base (1), and the output shaft extends upward to the side of the connecting plate (72); The first gear (74) is mounted on the output shaft of the second motor (75) and is meshedly connected with the connecting plate (72).

7. A precision grinding device for an optical cylindrical mirror according to claim 6, characterized in that: The top end and outer circumferential surface of the connecting plate (72) are respectively provided with a first tooth (71) and a second tooth (73) in an annular array. The first tooth (71) is meshedly connected with the second gear (84), and the second tooth (73) is meshedly connected with the first gear (74).

8. The precision grinding device for an optical cylindrical mirror according to claim 3, characterized in that: The adjustment assembly (9) includes a ring (91), a bolt (92), a notch (93) and a slider (94); The ring (91) is sleeved on the outer side of the bearing (83); The slider (94) is mounted on the bottom end of the ring (91) and is slidably connected to the mounting seat (1); The notch (93) is provided in the middle of one end of the slider (94); The bolt (92) is arranged at the end of the slider (94) and located at the notch (93) for fixing the slider (94) on the mounting seat (1) in a use state.

9. The precision grinding device for an optical cylindrical mirror according to claim 1, characterized in that: The surface of the mounting seat (1) is provided with a plurality of through holes (11), and both inner walls thereof are provided with protrusions (12). When the adjustment component (9) and the mounting seat (1) are in a cooperatively installed state, the slider (94) is cooperatively installed in the through holes (11).

10. The precision grinding device for an optical cylindrical mirror according to claim 8, characterized in that: Connecting blocks (13) are provided on both sides of the circular ring (91), and a limiting rod (14) connected to the push plate (81) is inserted in the middle of the connecting block (13).

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