CN210849571U - Fixing clamp for grinding optical lens - Google Patents

Abstract

The utility model discloses an optical lens piece grinds and uses mounting fixture, including unable adjustment base, the holding tank has been seted up to unable adjustment base's inside, the internally mounted of holding tank has servo motor, servo motor's output shaft is connected with the pivot through the shaft coupling transmission, the pivot runs through unable adjustment base's upper surface and rotates with unable adjustment base to be connected, the top welding of pivot has first fixed plate, the support frame has all been welded at the both ends of unable adjustment base upper surface, the top welding of support frame has the roof, the cylinder is installed to the lower surface intermediate position of roof, the output of cylinder rotates and is connected with the second fixed plate. The utility model discloses a pulling is held between the fingers the piece and is pulled out the inserted bar from the jack, and the telescopic link is with holding ring jack-up, makes the lower surface of holding ring and the upper surface of first fixed plate keep the level, puts the lens in the holding ring again, and the centre position to the lens is conveniently put and is carried out the centre gripping, has realized carrying out the centre gripping to the same position of lens.

Description

Fixing clamp for grinding optical lens

Technical Field

The utility model belongs to the technical field of the optical lens piece, concretely relates to optical lens piece grinds and uses mounting fixture.

Background

The optical lens is a lens that can be used for manufacturing eyeglasses, and in the manufacturing process of the optical lens, the optical lens needs to be polished to be smoother.

There are some problems in the present mounting fixture for grinding optical lens: when carrying out the centre gripping to the lens, need the manual work to aim at the position, can not guarantee that the position of centre gripping at every turn is the same, cause the effect gap of polishing great, in addition, when polishing, need the manual work to rotate the lens, the operation is complicated, extravagant physical power.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical lens piece grinds and uses mounting fixture, hold between the fingers the piece through the pulling and pull out the inserted bar from the jack, the telescopic link is with holding ring jack-up, the lower surface that makes the holding ring keeps the level with the upper surface of first fixed plate, put the lens in the holding ring again, the convenient central point to the lens puts and carries out the centre gripping, realized carrying out the centre gripping to the same position of lens, the error of polishing has been reduced, it rotates to drive the pivot through servo motor, the pivot drives first fixed plate and rotates, first fixed plate drives the second fixed plate and rotates, the convenience is when the centre gripping lens, make the lens rotate by oneself, and the operation is simple, save physical power, in order to solve the problem that proposes among the above-mentioned background.

In order to achieve the above object, the utility model provides a following technical scheme: a fixing clamp for grinding an optical lens comprises a fixing base, wherein a holding tank is arranged inside the fixing base, a servo motor is arranged inside the holding tank, an output shaft of the servo motor is connected with a rotating shaft through a shaft coupling transmission, the rotating shaft penetrates through the upper surface of the fixing base and is rotatably connected with the fixing base, a first fixing plate is welded at the top end of the rotating shaft, supporting frames are welded at two ends of the upper surface of the fixing base, a top plate is welded at the top of each supporting frame, an air cylinder is arranged in the middle of the lower surface of the top plate, the output end of the air cylinder is rotatably connected with a second fixing plate, a positioning ring is sleeved at the outer side of the rotating shaft, telescopic rods are welded at the lower surfaces of two sides of the positioning ring, the bottoms of the telescopic rods are welded on the, the fixed block slides in and is provided with the inserted bar, the jack has been seted up on the lateral wall of holding ring, the one end of inserted bar is pegged graft in the jack, the other end welding of inserted bar has the piece of holding between the fingers.

Preferably, the first fixing plate and the second fixing plate are round plates with the same structure, the outer diameter of the first fixing plate is smaller than the inner diameter of the positioning ring, and the circle center of the first fixing plate and the circle center of the positioning ring are on the same vertical line.

Preferably, rubber pads are fixedly bonded to the upper surface of the first fixing plate and the lower surface of the second fixing plate.

Preferably, a first spring is arranged between the pinching block and the fixing block and sleeved on the circumference of the inserted link.

Preferably, the telescopic link includes first branch and second branch, the spout has been seted up to first branch inside, second branch internal weld has the slider, the slider slides and sets up in the spout, be provided with the second spring between the lower surface of slider and the bottom of spout.

Preferably, rubber anti-slip pads are arranged on the periphery of the bottom of the fixing base.

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

1. the utility model discloses a pulling is held between the fingers the piece and is pulled out the inserted bar from the jack, and the telescopic link is with holding ring jack-up, makes the lower surface of holding ring and the upper surface of first fixed plate keep the level, puts the lens in the holding ring again, and the centre position to the lens is conveniently put and is carried out the centre gripping, has realized carrying out the centre gripping to the same position of lens, has reduced the error of polishing.

2. The utility model discloses a servo motor drives the pivot and rotates, and the pivot drives first fixed plate and rotates, and first fixed plate drives the second fixed plate and rotates, and the convenience makes the lens rotatory by oneself when the centre gripping lens, and easy operation saves physical power.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is an internal cross-sectional view of the telescopic rod of the present invention;

figure 4 is a top view of the retaining ring portion of figure 1 according to the present invention.

In the figure: 1. a fixed base; 2. accommodating grooves; 3. a servo motor; 4. a rotating shaft; 5. a first fixing plate; 6. a support frame; 7. a top plate; 8. a cylinder; 9. a second fixing plate; 10. a positioning ring; 11. a telescopic rod; 1101. a first support bar; 1102. a second support bar; 1103. a chute; 1104. a slider; 1105. a second spring; 12. a column; 13. a fixed block; 14. inserting a rod; 15. a jack; 16. kneading blocks; 17. a rubber pad; 18. a first spring; 19. a rubber non-slip mat.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a fixing clamp for grinding an optical lens comprises a fixing base 1, in order to increase the stability of the fixing base 1 and reduce vibration, rubber anti-slip pads 19 are arranged on the periphery of the bottom of the fixing base 1, a containing groove 2 is formed in the fixing base 1, and a servo motor 3 is arranged in the containing groove 2;

an output shaft of the servo motor 3 is connected with a rotating shaft 4 through a coupler in a transmission mode, the rotating shaft 4 penetrates through the upper surface of the fixed base 1 and is rotatably connected with the fixed base 1, a first fixed plate 5 is welded at the top end of the rotating shaft 4, supporting frames 6 are welded at two ends of the upper surface of the fixed base 1, a top plate 7 is welded at the top of each supporting frame 6, an air cylinder 8 is installed in the middle of the lower surface of each top plate 7, the output end of each air cylinder 8 is rotatably connected with a second fixed plate 9, and in order to avoid damage to a lens during clamping, rubber pads 17 are fixedly bonded on the upper surface of the first fixed plate 5 and;

the positioning ring 10 is sleeved on the outer side of the rotating shaft 4, the telescopic rods 11 are welded on the lower surfaces of two sides of the positioning ring 10, the bottom of each telescopic rod 11 is welded on the fixed base 1, each telescopic rod 11 comprises a first supporting rod 1101 and a second supporting rod 1102, a sliding groove 1103 is formed in each first supporting rod 1101, a sliding block 1104 is welded in each second supporting rod 1102, each sliding block 1104 is arranged in each sliding groove 1103 in a sliding mode, a second spring 1105 is arranged between the lower surface of each sliding block 1104 and the bottom of each sliding groove 1103, each sliding block 1104 moves in each sliding groove 1103, each second supporting rod 1102 can be contracted into each first supporting rod 1101 to enable the positioning ring 10 to descend, and each second supporting rod 1102 can be ejected out of each first supporting rod 1101 under the elastic action of each second spring;

an upright post 12 is welded on the fixed base 1, a fixed block 13 is welded at the top of the upright post 12, an insert rod 14 is arranged in the fixed block 13 in a sliding manner, an insertion hole 15 is formed in the side wall of the positioning ring 10, one end of the insert rod 14 is inserted in the insertion hole 15, a pinching block 16 is welded at the other end of the insert rod 14, in order to enable the insert rod 14 to be inserted into the insertion hole 15 more stably, a first spring 18 is arranged between the pinching block 16 and the fixed block 13, and the first spring 18 is sleeved on the circumference of the insert rod 14;

for the convenience of clamping and fixing the lens, the first fixing plate 5 and the second fixing plate 9 are round plates with the same structure, the outer diameter of the first fixing plate 5 is smaller than the inner diameter of the positioning ring 10, the circle center of the first fixing plate 5 and the circle center of the positioning ring 10 are on the same vertical line, and the positioning ring 10 can be conveniently moved up and down on the outer side of the first fixing plate 5.

The working principle is as follows: when a lens is clamped, firstly, the inserting rod 14 is pulled out of the inserting hole 15 by pulling the pinching block 16, at the moment, the telescopic rod 11 jacks up the positioning ring 10, so that the lower surface of the positioning ring 10 is kept horizontal with the upper surface of the first fixing plate 5, then, the lens is placed in the positioning ring 10, the first fixing plate 5 is used for supporting, then, the air cylinder 8 is started, the air cylinder 8 pushes the second fixing plate 9 to move downwards, the lens is clamped by the first fixing plate 5 and the second fixing plate 9, then, the positioning ring 10 is descended by pressing the positioning ring 10, the inserting rod 14 is inserted into the inserting hole 15 again, the positioning ring 10 is fixed, the polishing of the lens is avoided, finally, the servo motor 3 is started to drive the rotating shaft 4 to rotate, the rotating shaft 4 drives the first fixing plate 5 to rotate, the first fixing plate 5 drives the second fixing plate 9 to rotate, so that the lens rotates by itself, and (5) polishing is convenient.

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 (6)

1. The utility model provides an optical lens grinds and uses mounting fixture, includes unable adjustment base (1), its characterized in that: holding tank (2) has been seted up to unable adjustment base (1) inside, the internally mounted of holding tank (2) has servo motor (3), the output shaft of servo motor (3) is connected with pivot (4) through the shaft coupling transmission, pivot (4) run through unable adjustment base (1) the upper surface and rotate with unable adjustment base (1) and be connected, the top welding of pivot (4) has first fixed plate (5), support frame (6) have all been welded at the both ends of unable adjustment base (1) upper surface, the top welding of support frame (6) has roof (7), the lower surface intermediate position of roof (7) is installed cylinder (8), the output of cylinder (8) rotates and is connected with second fixed plate (9), holding ring (10) has been cup jointed in the outside of pivot (4), the lower surface welding of holding ring (10) both sides has telescopic link (11), the bottom welding of telescopic link (11) is on unable adjustment base (1), the welding has stand (12) on unable adjustment base (1), the top welding of stand (12) has fixed block (13), it is provided with inserted bar (14) to slide in fixed block (13), jack (15) have been seted up on the lateral wall of holding ring (10), the one end of inserted bar (14) is pegged graft in jack (15), the other end welding of inserted bar (14) has and holds between the fingers piece (16).

2. The fixing jig for polishing an optical lens according to claim 1, characterized in that: first fixed plate (5) and second fixed plate (9) set up to the circular plate that the structure is the same, the external diameter of first fixed plate (5) is less than the internal diameter of holding ring (10), just the centre of a circle of first fixed plate (5) and the centre of a circle of holding ring (10) are on same vertical line.

3. The fixing jig for polishing an optical lens according to claim 1, characterized in that: rubber pads (17) are fixedly bonded on the upper surface of the first fixing plate (5) and the lower surface of the second fixing plate (9).

4. The fixing jig for polishing an optical lens according to claim 1, characterized in that: a first spring (18) is arranged between the pinching block (16) and the fixed block (13), and the first spring (18) is sleeved on the circumference of the insert rod (14).

5. The fixing jig for polishing an optical lens according to claim 1, characterized in that: the telescopic rod (11) comprises a first supporting rod (1101) and a second supporting rod (1102), a sliding groove (1103) is formed in the first supporting rod (1101), a sliding block (1104) is welded in the second supporting rod (1102), the sliding block (1104) is arranged in the sliding groove (1103) in a sliding mode, and a second spring (1105) is arranged between the lower surface of the sliding block (1104) and the bottom of the sliding groove (1103).

6. The fixing jig for polishing an optical lens according to claim 1, characterized in that: rubber anti-slip pads (19) are arranged on the periphery of the bottom of the fixed base (1).

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