CN212601119U

CN212601119U - Double-sided polishing equipment for processing optical filter glass substrate

Info

Publication number: CN212601119U
Application number: CN202021304020.5U
Authority: CN
Inventors: 马志亮
Original assignee: Beijing Bodian Optical Tech Co ltd
Current assignee: Beijing Bodian Optical Tech Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-02-26
Anticipated expiration: 2030-07-02

Abstract

The utility model discloses a processing of light filter glass substrate is with two-sided polishing equipment relates to polishing equipment technical field. The utility model provides a double-sided polishing equipment is used in processing of light filter glass substrate, includes the shell, the shell top has the fine setting motor through the screw fixation, and the output shaft of fine setting motor has cup jointed the minor diameter gear, the inside lead screw that is connected with vertical setting that rotates of shell, the lead screw is two segmentation structures, and the top and the bottom of lead screw are provided with screw thread portion and lower screw thread portion respectively, it is the same with lower screw thread portion thread specification to go up screw thread portion, and the screw thread direction is reciprocal, the lead screw top is connected with the major diameter gear, it all has threaded sleeve through screw thread swing joint to go up screw thread portion and lower screw thread portion outer wall, threaded sleeve one side. The utility model discloses compare traditional burnishing device, can realize simultaneously polishing to the light filter two sides, need not to stop the turn-over, improved the efficiency of polishing, compare traditional single screw technique, the regulation precision is higher.

Description

Double-sided polishing equipment for processing optical filter glass substrate

Technical Field

The utility model relates to a polishing equipment technical field specifically is a processing of light filter glass substrate is with two-sided polishing equipment.

Background

A notch filter: also commonly referred to as band-stop or band-rejection filters, transmit most wavelengths with little loss of intensity, while attenuating light in a particular wavelength range (the stop band) to very low levels. In fact, they are in direct contrast to bandpass filters, which have a high transmission in the bandpass range and a high rejection outside the bandpass range, and therefore transmit light only in a very small wavelength range.

In the film coating process of the notch filter, the notch filter needs to be polished to meet the requirement of optical parameters of the surface, but a common polishing device only can polish one surface at a time, needs to stop to take out the lens when polishing the other surface, and polishes again after turning over, so that the polishing efficiency is low; on the other hand, when polishing filters with different thicknesses, the positions of polishing millstones or lenses need to be adjusted in time, most of the existing polishing devices directly realize position adjustment through a lead screw, the adjustment precision is low, and the adjustment difficulty is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-sided polishing equipment is used in processing of light filter glass substrate to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a double-sided polishing device for processing a glass substrate of an optical filter comprises a shell, wherein a fine adjustment motor is fixed at the top of the shell through screws, a short-diameter gear is sleeved on an output shaft of the fine adjustment motor, a vertically arranged lead screw is rotatably connected inside the shell, the lead screw is of a two-section structure, an upper threaded part and a lower threaded part are respectively arranged at the top and the bottom of the lead screw, the thread specifications of the upper threaded part and the lower threaded part are the same, the thread directions are mutually inverse, a long-diameter gear is connected at the top of the lead screw, the outer walls of the upper threaded part and the lower threaded part are movably connected with a threaded sleeve through threads, a mounting plate is fixed at one side of the threaded sleeve through bolts, a polishing mechanism is fixed at one side of the mounting plate, a transverse plate frame is fixed at one side of the shell, the utility model discloses a clamp plate, including the cylinder, the cylinder is kept away from to the grip block, and spout sliding connection has the filter anchor clamps that two levels set up, the department welding of grip block one side middle part has the compass circle, and compass circle inner wall threaded connection has the regulation screw thread post, regulation screw thread post outer wall one end is rotated and is connected with the lantern ring, and lantern ring top and bottom all articulate there is the connecting rod, two the connecting rod other end articulates with two filter anchor clamps mutually respectively.

Preferably, the inside montant that is close to polishing mechanism one side department of shell is equipped with the perpendicular setting, two the mounting panel outer wall has all opened the round hole, the montant is spacing in the round hole.

Preferably, polishing mechanism is including installing the polishing motor in mounting panel one side, and polishing motor's output shaft has cup jointed the mill, the mounting panel two sides is located to mill and polishing motor branch.

Preferably, the top and the bottom of one side that the cylinder was kept away from to the horizontal grillage all weld there is spacing guide arm, the top and the bottom welding of one side that the cylinder was kept away from to the grip block have spacing ring, two spacing guide arm is spacing respectively in two spacing rings.

Preferably, the short diameter gear is meshed with the long diameter gear, and the diameter of the short diameter gear is smaller than that of the long diameter gear.

Preferably, the one end that the regulation screw thread post is close to the lead screw is equipped with the anticreep ring, the one end that the lead screw was kept away from to the regulation screw thread post is equipped with the regulation head, and adjusts the first outer wall and open and have anti-skidding line.

Preferably, the shell is in a satellite-shaped structure.

Preferably, leather pads are bonded on the opposite sides of the two optical filter clamps.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this processing of negative light filter of trapped wave is with two-sided polishing equipment, through the connecting rod, adjust the setting of screw thread post for the light filter can be located the horizontal segmentation face of grip block when being pressed from both sides tightly, then the cylinder shrink brings the light filter between two millstones, sets up the structure of two screw thread portions through a lead screw on the same principle, makes when trimmer motors rotates, and two millstones can synchronous motion relatively, and then the guarantee is to the polishing operation on light filter two sides, the utility model discloses compare traditional burnishing device, can realize polishing on the light filter two sides simultaneously, need not the turn-over of stopping, improved the efficiency of polishing.

(2) This two-sided polishing equipment is used in processing of notch negative optical filter through the setting of minor diameter gear and major diameter gear, has changed the rotation proportion when trimmer motor rotates with the lead screw for trimmer motor when rotating, can be more accurate adjust the distance between two millstones, compares traditional single screw technique, and the regulation precision is higher.

Drawings

Fig. 1 is a side view of the present invention;

FIG. 2 is a schematic view of the connecting structure of the cross-plate frame and the clamping plate of the present invention;

fig. 3 is a partial enlarged view of fig. 2 according to the present invention;

fig. 4 is a back structure view of fig. 2 according to the present invention;

fig. 5 is a schematic view of the screw structure of the present invention.

In the figure: 1. a housing; 2. fine tuning a motor; 3. a short diameter gear; 4. a lead screw; 401. an upper threaded portion; 402. a lower threaded portion; 403. a long diameter gear; 5. a threaded sleeve; 6. mounting a plate; 7. polishing the motor; 8. a grinding disc; 9. a cross plate frame; 901. a limiting guide rod; 10. a cylinder; 11. a clamping plate; 1101. a limiting ring; 1102. a chute; 1103. a rib ring; 12. a filter clamp; 1201. a leather pad; 13. adjusting the threaded column; 1301. a collar; 1302. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: a double-sided polishing device for processing a glass substrate of an optical filter comprises a shell 1, wherein a fine adjustment motor 2 is fixed at the top of the shell 1 through screws, a short-diameter gear 3 is sleeved on an output shaft of the fine adjustment motor 2, a vertically arranged screw rod 4 is rotatably connected inside the shell 1, the screw rod 4 is of a two-section structure, an upper thread part 401 and a lower thread part 402 are respectively arranged at the top and the bottom of the screw rod 4, the thread specifications of the upper thread part 401 and the lower thread part 402 are the same, the thread directions are opposite, a long-diameter gear 403 is connected at the top of the screw rod 4, a thread sleeve 5 is movably connected with the outer walls of the upper thread part 401 and the lower thread part 402 through threads, a mounting plate 6 is fixed at one side of the thread sleeve 5 through bolts, a polishing mechanism is fixed at one side of the mounting plate 6, a cross plate frame 9 is fixed at one side of, the outer wall of one side of grip block 11, which is far away from cylinder 10, is opened with spout 1102, and spout 1102 sliding connection has two optical filter anchor clamps 12 that the level set up, and the welding of 11 one side middle part department has circle 1103, and the threaded connection of circle 1103 inner wall has regulation screw thread post 13, and regulation screw thread post 13 outer wall one end rotates and is connected with lantern ring 1301, and lantern ring 1301 top and bottom all articulate has connecting rod 1302, and two connecting rod 1302 other ends articulate mutually with two optical filter anchor clamps 12 respectively.

As shown in figure 1, a vertical rod which is vertically arranged is arranged at one side of the shell 1, which is close to the polishing mechanism, the outer walls of the two mounting plates 6 are provided with round holes, and the vertical rod is limited in the round holes.

As shown in fig. 1, the polishing mechanism includes a polishing motor 7 installed on one side of the mounting plate 6, an output shaft of the polishing motor 7 is sleeved with a grinding disc 8, and the grinding disc 8 and the polishing motor 7 are respectively arranged on two sides of the mounting plate 6.

As shown in fig. 1, 3 and 4, the top and the bottom of one side of the cross plate frame 9 away from the cylinder 10 are welded with limit guide rods 901, the top and the bottom of one side of the clamping plate 11 away from the cylinder 10 are welded with limit rings 1101, and the two limit guide rods 901 are respectively limited in the two limit rings 1101.

As shown in fig. 1, the short-diameter gear 3 is engaged with the long-diameter gear 403, the diameter of the short-diameter gear 3 is smaller than that of the long-diameter gear 403, and the rotation ratio of the fine adjustment motor 2 and the lead screw 4 during rotation is changed by the arrangement of the short-diameter gear 3 and the long-diameter gear 403, so that the distance between the two grinding discs 8 can be adjusted more accurately during rotation of the fine adjustment motor 2.

As shown in fig. 3, one end of the adjusting threaded column 13 close to the screw rod 4 is provided with an anti-drop ring, one end of the adjusting threaded column 13 far from the screw rod 4 is provided with an adjusting head, and the outer wall of the adjusting head is provided with anti-slip threads.

As shown in fig. 1, the housing 1 has a satellite-shaped structure.

As shown in fig. 3, leather pads 1201 are bonded to opposite sides of the two filter clamps 12 to protect the outer wall of the filter and prevent the smoothness of the outer wall of the filter from being damaged.

Use the utility model discloses when polishing the light filter, add the light filter earlier and hold between two light filter anchor clamps 12, then it is fixed to press from both sides the light filter to form through twisting the regulation screw thread post 13, through leather pad 1201's setting, protect the outer wall of light filter, prevent to damage light filter outer wall smoothness, through connecting rod 1302, regulation screw thread post 13's setting for the light filter can be located the horizontal segmentation face of grip block 11 when being pressed from both sides tightly, then cylinder 10 contracts, brings the light filter into between two mill 8. In the same way, set up the structure of two screw thread portions through a lead screw 4 for when trimmer motor 2 is rotating, two mill 8 can relative synchronous motion, and then the polishing operation of guarantee to the light filter two sides, the utility model discloses compare traditional burnishing device, can realize polishing to the light filter two sides simultaneously, need not to stop the turnover, improved the efficiency of polishing, through minor diameter gear 3 and major diameter gear 403's setting, changed trimmer motor 2 and lead screw 4 rotation proportion when rotating, make trimmer motor 2 when rotating, can adjust the distance between two mill 8 more accurate, compare traditional single screw technique, adjust the precision height.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A double-sided polishing device for processing a glass substrate of an optical filter comprises a shell (1), and is characterized in that: the top of the shell (1) is fixed with a fine adjustment motor (2) through screws, an output shaft of the fine adjustment motor (2) is sleeved with a short-diameter gear (3), the shell (1) is internally and rotatably connected with a vertically arranged screw rod (4), the screw rod (4) is of a two-segment structure, the top and the bottom of the screw rod (4) are respectively provided with an upper thread part (401) and a lower thread part (402), the thread specifications of the upper thread part (401) and the lower thread part (402) are the same, the thread directions are mutually reverse, the top of the screw rod (4) is connected with a long-diameter gear (403), the outer walls of the upper thread part (401) and the lower thread part (402) are both movably connected with a thread sleeve (5) through threads, one side of the thread sleeve (5) is fixed with a mounting plate (6) through bolts, a polishing mechanism is fixed on the mounting plate (6), and a, and diaphragm frame (9) one side middle part department installs cylinder (10), and the flexible end of cylinder (10) is connected with grip block (11), grip block (11) keep away from one side outer wall of cylinder (10) and open and have spout (1102), and spout (1102) sliding connection has filter anchor clamps (12) that two levels set up, the welding of grip block (11) one side middle part department has circle (1103), and circle (1103) inner wall threaded connection has adjusting thread post (13), adjusting thread post (13) outer wall one end is rotated and is connected with lantern ring (1301), and lantern ring (1301) top and bottom all articulate connecting rod (1302), two the connecting rod (1302) other end is articulated mutually with two filter anchor clamps (12) respectively.

2. The double-side polishing apparatus for processing a glass substrate for an optical filter according to claim 1, wherein: the polishing mechanism is characterized in that a vertical rod is arranged inside the shell (1) and close to one side of the polishing mechanism, the vertical rod is vertically arranged, the outer wall of the mounting plate (6) is provided with a round hole, and the vertical rod is limited in the round hole.

3. The double-side polishing apparatus for processing a glass substrate for an optical filter according to claim 1, wherein: polishing mechanism is including installing polishing motor (7) in mounting panel (6) one side, and the output shaft of polishing motor (7) has cup jointed mill (8), mounting panel (6) two sides are located to mill (8) and polishing motor (7) branch.

4. The double-side polishing apparatus for processing a glass substrate for an optical filter according to claim 1, wherein: spacing guide rods (901) are welded to the top and the bottom of one side, far away from the air cylinder (10), of the transverse plate frame (9), spacing rings (1101) are welded to the top and the bottom of one side, far away from the air cylinder (10), of the clamping plate (11), and the spacing guide rods (901) are respectively limited in the two spacing rings (1101).

5. The double-side polishing apparatus for processing a glass substrate for an optical filter according to claim 1, wherein: the short-diameter gear (3) is meshed with the long-diameter gear (403), and the diameter of the short-diameter gear (3) is smaller than that of the long-diameter gear (403).

6. The double-side polishing apparatus for processing a glass substrate for an optical filter according to claim 1, wherein: the one end that adjusts threaded column (13) and be close to lead screw (4) is equipped with the anticreep ring, the one end that adjusts threaded column (13) and keep away from lead screw (4) is equipped with the regulation head, and adjusts the first outer wall and open and have anti-skidding line.

7. The double-side polishing apparatus for processing a glass substrate for an optical filter according to claim 1, wherein: the shell (1) is of a satellite-shaped structure.

8. The double-side polishing apparatus for processing a glass substrate for an optical filter according to claim 1, wherein: leather pads (1201) are bonded on the opposite sides of the two filter clamps (12).