CN112757096B

CN112757096B - Lens cutting former

Info

Publication number: CN112757096B
Application number: CN202011543414.0A
Authority: CN
Inventors: 马翠
Original assignee: Shaanxi Proton Precision Optics Co ltd
Current assignee: Shaanxi Proton Precision Optics Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2022-09-27
Anticipated expiration: 2040-12-24
Also published as: CN112757096A

Abstract

The invention relates to cutting equipment, in particular to lens cutting and forming equipment. The invention aims to provide a lens cutting and forming device which reduces labor cost, polishes arc-shaped finished lenses and deepens automation degree. The technical scheme of the invention is as follows: a lens cutting and shaping apparatus comprising: the top side of the bottom plate is connected with the clamping mechanism; and the top side of the bottom plate is connected with a cutting mechanism. The invention achieves the purposes of clamping the lens and facilitating subsequent operation by matching the air cylinder, the lower pressure rod, the spline shaft and the blanking frame.

Description

Lens cutting former

Technical Field

The invention relates to cutting equipment, in particular to lens cutting and forming equipment.

Background

The lens of various shapes of production mainly adopts cutting earlier grinding process again in recent years, and present low-grade mainly uses the manual profile modeling machine of tradition and single main shaft numerical control lathe mascerating machine as the main, adopts artifical material loading to lens cutting workstation and the mode of artifical unloading, leads to unloading work can't be automatic at present, and the cost of labor is high and inefficiency.

In addition, the cutting tool and the polishing tool which are mainly adopted at present are used for cutting the outer contour of the lens on the same horizontal plane, the lens is of an arc-surface-shaped structure, part of the finished lens is required to be of the arc-surface-shaped structure, and the cutting angle of the side wall of the outer contour of the lens is required to be perpendicular to the arc surface of the lens, so that the finished lens cut by the existing cutting equipment cannot meet the requirement, and therefore the lens cutting forming equipment needs to be developed.

Disclosure of Invention

In order to overcome the defects that the finished lens can not meet the requirements and has low automation degree, the invention has the technical problems that: the lens cutting and forming equipment has the advantages that labor cost is reduced, arc-shaped finished lenses are polished, and automation degree is deepened.

The technical implementation scheme of the invention is as follows: a lens cutting and shaping apparatus comprising:

the top side of the bottom plate is connected with the clamping mechanism;

and the top side of the bottom plate is connected with a cutting mechanism.

Optionally, the clamping mechanism comprises:

the top side of the bottom plate is connected with a support frame;

the inner side of the support frame is connected with an air cylinder which penetrates through the support frame;

the telescopic rod of the cylinder is connected with the lower pressure rod;

the top side of the bottom plate is connected with a first sliding rail;

the sliding rods are connected to the two sides of the first sliding rail in a sliding manner;

the first springs are wound on two sides of the first sliding rail and are positioned on one side of the bottom of the sliding rod;

the middle end parts of the sliding rods are internally connected with a first spring;

the inner ends of the second springs are connected with spline shafts, and the spline shafts are connected with the sliding rods in a sliding manner;

the blanking frame is connected with the front side of the first sliding rail.

Optionally, the cutting mechanism comprises:

the two sides of the top of the bottom plate are both connected with second sliding rails;

and the grinding machine is connected between the second sliding rails in a sliding manner.

Optionally, a moving mechanism is further included, and the moving mechanism includes:

the two sides of the rear part of the lower pressing rod are both connected with a first rack;

the outer side surfaces of the middle end parts of the sliding rods are respectively and rotatably connected with a first gear, and the first gears are meshed with the first racks;

and the two sides of the top of the grinding machine are both connected with a second rack which is meshed with the first gear.

Optionally, still including screens mechanism, screens mechanism includes:

one side of the lower pressing rod is connected with a second ratchet in a sliding way;

one side of the lower pressing rod is connected with a first ratchet in a sliding way;

one side of the blanking frame, which is close to the second slide rail, is connected with a supporting rod;

the support rod is rotatably connected with a first ratchet wheel, and the first ratchet wheel is meshed with the first ratchet wheel;

the first ratchet wheel is connected with a second gear;

a fixed sliding sleeve is connected between the top sides of the second sliding rails;

the fixed sliding sleeve is internally connected with a first rack in a sliding manner, and the first rack is meshed with the first gear;

and the third spring is wound on the third rack and positioned between the third rack and the fixed sliding sleeve.

Optionally, an intermittent charging mechanism is further included, the intermittent charging mechanism comprising:

the top side of the bottom plate is connected with a connecting rod;

the connecting rod is rotatably connected with a second ratchet wheel which is meshed with the second ratchet;

the connecting rod is connected with the gear lack;

the top side of the bottom plate is connected with a third slide rail;

the third sliding rail is connected with the material loading frame in an inward sliding manner;

the top side of the charging frame is connected with a fourth rack, and the gear lack is meshed with the fourth rack;

the fourth spring is wound on the right side of the charging frame;

the bottom side of the charging frame is connected with a first mounting plate.

Optionally, still include canceling release mechanical system, canceling release mechanical system includes:

the top side of the bottom plate is connected with the supporting plate, the charging frame penetrates through the supporting plate, and the fourth spring is positioned on one side of the supporting plate;

the rotating shaft is rotatably connected in the supporting plate;

the rotating shaft is wound with a first torsion spring;

one side of the rotating shaft, which is close to the third sliding rail, is connected with a rotating rod;

the ejector rod is connected to one side, close to the loading frame, of the rotating rod;

the ejector rod is connected with the wedge block in a sliding manner;

the top side of the wedge-shaped block is connected with the second mounting plate;

the second mounting plate is internally and rotatably connected with a plurality of movable plates;

the second torsion springs are wound on the two sides of the movable plate;

the wedge-shaped block is wound with a fifth spring;

the top side of the bottom plate is connected with a fixing plate;

the fixed plate is internally connected with a sliding block in a sliding manner, and the sliding block is rotatably provided with an L-shaped rod;

the sliding block is wound with a sixth spring, and the sixth spring is positioned on one side of the supporting plate;

the third torsion spring is wound on two sides of the L-shaped rod;

the first mounting plate is connected with the push plate in an inward rotating mode, and one side, far away from the support plate, of the first mounting plate is connected with the push plate in an inward rotating mode;

and the fourth torsional springs are wound on the two sides of the push plate.

Optionally, the first spring is a compression spring.

The invention has the following advantages: 1. through the cooperation of cylinder, depression bar, integral key shaft and unloading frame down to reach and press from both sides tightly the lens, make things convenient for the purpose of follow-up operation.

2. Through the cooperation of second slide rail and polisher to reach the purpose of polishing the lens.

3. Through the cooperation of first rack, second rack and first gear to reach the automation mechanized operation process, reduce the purpose of cost of labor.

4. Through the cooperation of first ratchet, second gear and third rack to reach automatic pay-off, make things convenient for the purpose that the user collected.

5. Through the cooperation of second ratchet, lack gear, material loading frame and first mounting panel to reach the purpose of automatic material loading.

6. Through the cooperation of pivot, ejector pin, wedge and L shape pole board to reach and make the frame of feeding restore the normal position, so that the purpose of next operation.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the clamping mechanism of the present invention.

Fig. 3 is a partially enlarged schematic view of the clamping mechanism of the present invention.

Fig. 4 is a schematic perspective view of the cutting mechanism and the moving mechanism according to the present invention.

Fig. 5 is a schematic perspective view of the locking mechanism of the present invention.

Fig. 6 is a schematic perspective view of the intermittent charging mechanism of the present invention.

Fig. 7 is a schematic perspective view of a first kind of the reset mechanism of the present invention.

Fig. 8 is a schematic perspective view of a second embodiment of the restoring mechanism of the present invention.

The meaning of the reference symbols in the figures: 1: bottom plate, 2: clamping mechanism, 20: support frame, 21: cylinder, 22: push-down lever, 23: first slide rail, 24: slide bar, 25: first spring, 26: spline shaft, 27: second spring, 28: blanking frame, 3: cutting mechanism, 30: second slide rail, 31: sander, 4: moving mechanism, 40: first rack, 41: second rack, 42: first gear, 5: detent mechanism, 50: first ratchet, 51: first ratchet, 52: second gear, 53: third rack, 54: third spring, 55: fixed sliding sleeve, 56: second ratchet, 57: support rod, 6: intermittent charging mechanism, 60: connecting rod, 61: second ratchet, 62: gear-missing, 63: fourth rack, 64: material loading frame, 65: third slide rail, 66: fourth spring, 67: first mounting plate, 7: reset mechanism, 70: support plate, 71: rotating shaft, 72: first torsion spring, 73: turning rod, 74: ejector pin, 75: wedge block, 76: second mounting plate, 77: a movable plate, 78: second torsion spring, 79: fifth spring, 710: fixing plate, 711: l-shaped rod, 712: sixth spring, 713: third torsion spring, 714: push plate, 715: and a fourth torsion spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

A lens cutting and forming device is shown in figure 1 and comprises a bottom plate 1, a clamping mechanism 2 and a cutting mechanism 3, wherein the clamping mechanism 2 is connected to the upper side of the bottom plate 1, and the cutting mechanism 3 is connected to the upper side of the bottom plate 1.

When the equipment needs to be used, a user can place a lens on the clamping mechanism 2, then the clamping mechanism 2 and the cutting mechanism 3 are started, the telescopic rod of the clamping mechanism 2 is extended to drive the clamping mechanism 2 to move downwards, when the clamping mechanism 2 moves downwards to be contacted with the inside, the clamping mechanism 2 moves inwards to be contacted with the lens to drive the clamping mechanism 2 to move outwards, at the moment, the clamping mechanism 2 is compressed to clamp the lens, and the purpose of facilitating subsequent operation is achieved, the user pushes the cutting mechanism 3 forwards, when the cutting mechanism 3 moves forwards to be contacted with the lens, the lens is polished to achieve the purpose of polishing the lens, after the operation is finished, the user can close the clamping mechanism 2 and the cutting mechanism 3, then the telescopic rod of the clamping mechanism 2 is started to be shortened to drive the clamping mechanism 2 to move upwards, when the clamping mechanism 2 moves upwards to the inside and does not contact with the inside, the clamping mechanism 2 is driven to move outwards under the reset action of the clamping mechanism 2, a user moves backwards to the original position towards the backward cutting mechanism 3, and when the cutting machine is used again, the cutting machine can be operated repeatedly.

Example 2

On the basis of embodiment 1, as shown in fig. 2 and 3, the clamping mechanism 2 includes a supporting frame 20, an air cylinder 21, a lower pressing rod 22, a first slide rail 23, slide bar 24, first spring 25, integral key shaft 26, second spring 27 and unloading frame 28, bottom plate 1 upside is connected with support frame 20, support frame 20 inboard is connected with cylinder 21, cylinder 21 passes support frame 20, be connected with depression bar 22 down on the telescopic link of cylinder 21, bottom plate 1 upside is connected with first slide rail 23, all slidingly be connected with slide bar 24 on the first slide rail 23 left and right sides, all around first spring 25 on the first slide rail 23 left and right sides, first spring 25 is located slide bar 24 bottom inboard, all be connected with second spring 27 in the middle tip of slide bar 24, second spring 27 the inner all is connected with integral key shaft 26, integral key shaft 26 and slide bar 24 slidingly be connected, first slide rail 23 front side is connected with unloading frame 28.

When the device needs to be used, a user can place a lens on the blanking frame 28, then the air cylinder 21 and the cutting mechanism 3 are started, the telescopic rod of the air cylinder 21 extends to drive the lower pressing rod 22 to move downwards, when the lower pressing rod 22 moves downwards to be contacted with the sliding rod 24, the sliding rod 24 slides inwards, the first spring 25 is compressed, when the sliding rod 24 slides inwards on the first sliding rail 23 to be contacted with the lens, the spline shaft 26 is driven to slide outwards in the sliding rod 24, the second spring 27 is compressed to clamp the lens, the purpose of facilitating subsequent operation is achieved, the subsequent operation is continued, after the operation is finished, the user can close the air cylinder 21 and the cutting mechanism 3, then the telescopic rod of the air cylinder 21 is started to shorten, the lower pressing rod 22 is driven to move upwards, when the lower pressing rod 22 moves upwards to be separated from the sliding rod 24, the sliding rod 24 slides inwards and outwards, when the sliding rod 24 slides inwards and outwards until the sliding rod is not in contact with the lens, the sliding rod 24 is driven to slide outwards under the reset action of the first spring 25, the spline shaft 26 is driven to slide inwards under the reset action of the second spring 27, and a user moves the backward cutting mechanism 3 to the original position and repeats the operation when the user uses the lens again.

As shown in fig. 4, the cutting mechanism 3 includes a second slide rail 30 and a sander 31, the second slide rail 30 is connected to both left and right sides of the upper portion of the base plate 1, and the sander 31 is slidably connected between the second slide rails 30.

When the equipment needs to be used, a user can place the lens on the blanking frame 28, then the air cylinder 21 and the polishing machine 31 are started, subsequent operation is continued, the user pushes the polishing machine 31 forwards, the polishing machine 31 slides forwards in the second sliding rail 30 to be in contact with the lens, the lens is polished, the purpose of polishing the lens is achieved, after the operation is finished, the user can close the clamping mechanism 2 and the polishing machine 31, subsequent operation is continued, and when the equipment is used again, repeated operation can be carried out.

As shown in fig. 4, the polishing machine further includes a moving mechanism 4, the moving mechanism 4 includes a first rack 40, a second rack 41 and a first gear 42, the first rack 40 is connected to the left and right sides of the rear portion of the lower press bar 22, the first gear 42 is rotatably connected to the outer side surface of the middle end portion of the slide bar 24, the first gear 42 is engaged with the first rack 40, the second rack 41 is connected to the left and right sides of the upper portion of the polishing machine 31, and the second rack 41 is engaged with the first gear 42.

When the lower pressing rod 22 moves downwards, the first rack 40 is driven to move downwards, when the first rack 40 moves downwards to be in contact with the first gear 42, the first gear 42 is driven to rotate, the first gear 42 rotates to drive the grinding machine 31 to slide forwards, the purposes of automatic operation process and labor cost reduction are achieved, when the lower pressing rod 22 moves upwards, the first rack 40 is driven to move upwards, when the first rack 40 moves upwards to be not in contact with the first gear 42, the first gear 42 is made to rotate reversely, the first gear 42 rotates reversely to drive the grinding machine 31 to slide backwards, subsequent operation is continued, and when the lower pressing rod 22 is used again, repeated operation is carried out.

As shown in fig. 5, the device further comprises a locking mechanism 5, the locking mechanism 5 comprises a first ratchet 50, a first ratchet wheel 51, a second gear 52 and a third rack 53, the blanking device comprises a third spring 54, a fixed sliding sleeve 55, a second ratchet 56 and a support rod 57, wherein the right side of the lower pressing rod 22 is slidably connected with the second ratchet 56, the lower side of the second ratchet 56 is slidably connected with the first ratchet 50, the rear side of the blanking frame 28 is connected with the support rod 57, the support rod 57 is rotatably connected with a first ratchet 51, the first ratchet 50 is meshed with the first ratchet 51, the first ratchet 51 is connected with a second gear 52, the upper side of the second sliding rail 30 is connected with the fixed sliding sleeve 55, the fixed sliding sleeve 55 is internally slidably connected with a third rack 53, the third rack 53 slides on the blanking frame 28, the third rack 53 is meshed with the second gear 52, the third rack 53 is wound with the third spring 54, and the third spring 54 is positioned between the third rack 53 and the fixed sliding sleeve 55.

When the lower pressing rod 22 moves upwards, the second ratchet 56 is driven to move upwards, the second ratchet 56 moves upwards to drive the first ratchet 50 to move upwards, when the first ratchet 50 moves upwards to be in contact with the first ratchet 51, the first ratchet 51 is driven to rotate on the supporting rod 57, the first ratchet 51 rotates to drive the second gear 52 to rotate, the second gear 52 rotates to drive the third rack 53 to slide downwards in the fixed sliding sleeve 55, at the moment, the third spring 54 is compressed, the polished lens can slide off the lower material frame 28, the purpose of automatic feeding and collection by a user is achieved, when the first ratchet 50 moves to be out of contact with the first ratchet 51, the third rack 53 is driven to slide upwards under the resetting action of the third spring 54, at the moment, the lens cannot slide off the lower material frame 28, and when the lens is used again, the operation is repeated.

As shown in fig. 6, the intermittent loading mechanism 6 further comprises an intermittent loading mechanism 6, the intermittent loading mechanism 6 comprises a connecting rod 60, a second ratchet wheel 61, a missing gear 62, a fourth rack 63, a loading frame 64, a third slide rail 65, a fourth spring 66 and a first mounting plate 67, the connecting rod 60 is connected to the upper side of the bottom plate 1, the second ratchet wheel 61 is connected to the connecting rod 60 in a rotating mode, the second ratchet wheel 61 is meshed with the second ratchet 56, the missing gear 62 is connected to the connecting rod 60, the third slide rail 65 is connected to the upper side of the bottom plate 1, the loading frame 64 is connected to the inner sliding mode of the third slide rail 65, the fourth rack 63 is connected to the upper side of the loading frame 64, the missing gear 62 is meshed with the fourth rack 63, the fourth spring 66 is wound on the right portion of the loading frame 64, and the first mounting plate 67 is connected to the lower side of the loading frame 64.

When the third rack 53 slides downwards, the ground lens can slide down from the discharging frame 28 to the charging frame 64, when the second ratchet 56 moves upwards, the second ratchet 61 is driven to rotate on the connecting rod 60, the second ratchet 61 rotates to drive the third gear 62 to rotate, when the third gear 62 rotates to be in contact with the fourth rack 63, the fourth rack 63 is driven to move rightwards, the fourth rack 63 moves rightwards to drive the charging frame 64 to slide rightwards in the third sliding rail 65, and the charging frame 64 slides rightwards to drive the first mounting plate 67 to move rightwards, so that the purpose of automatic charging is achieved, and when the lens is used again, the lens charging device can be repeatedly operated.

As shown in fig. 7 and 8, the device further includes a reset mechanism 7, the reset mechanism 7 includes a support plate 70, a rotating shaft 71, a first torsion spring 72, a rotating rod 73, a top rod 74, a wedge block 75, a second mounting plate 76, a movable plate 77, a second torsion spring 78, a fifth spring 79, a fixed plate 710, an L-shaped rod 711, a sixth spring 712, a third torsion spring 713, a push plate 714, and a fourth torsion spring 715, the support plate 70 is connected to the upper side of the base plate 1, the loading frame 64 slides on the support plate 70, the fourth spring 66 is connected to the support plate 70, the rotating shaft 71 is rotatably connected to the support plate 70, the first torsion spring 72 is wound on the rotating shaft 71, the rotating rod 73 is connected to the left side of the rotating shaft 71, the top rod 74 is connected to the rear side of the rotating rod 73, the top rod 74 slides on the base plate 1, the top rod 74 is made of soft material, the top rod 74 is slidably connected to the wedge block 75, the second mounting plate 76 is connected to the upper side of the wedge block 75, the second mounting plate 76 is rotatably connected to a plurality of the movable plates 77, the front side and the rear side of the movable plate 77 are respectively wound with a second torsion spring 78, the second torsion springs 78 are connected with the second mounting plate 76, the wedge-shaped block 75 is wound with a fifth spring 79, the upper side of the bottom plate 1 is connected with a fixed plate 710, the fixed plate 710 is internally and slidably connected with a sliding block, the sliding block is provided with a rotary L-shaped rod 711, the sliding block is wound with a sixth spring 712, the sixth spring 712 is positioned on the right side of the support plate 70, the front side and the rear side of the L-shaped rod 711 are respectively wound with a third torsion spring 713, the left side of the first mounting plate 67 is internally and rotatably connected with a push plate 714, and the front side and the rear side of the push plate 714 are respectively wound with a fourth torsion spring 715.

When the first mounting plate 67 moves one grid to the right, the fourth spring 66 is compressed, so that the movable plate 77 rotates, the second torsion spring 78 deforms, after the first mounting plate 67 passes over the movable plate 77, the movable plate 77 is driven to rotate in the reverse direction under the reset action of the second torsion spring 78, and the fourth rack 63 repeatedly moves in the above manner, when the fourth rack 63 moves to the right, the rotating shaft 71 is pushed to rotate in the support plate 70, the first torsion spring 72 deforms, the rotating shaft 71 rotates in the forward direction to drive the rotating rod 73 to rotate, the rotating rod 73 rotates in the forward direction to drive the ejector rod 74 to move backwards, the ejector rod 74 moves backwards to drive the wedge block 75 to slide downwards in the bottom plate 1, at this time, the fifth spring 79 is compressed, the wedge block 75 slides downwards to drive the second mounting plate 76 and the movable plate 77 to move downwards, at this time, the movable plate 77 is far away from the first mounting plate 67, under the reset action of the fourth spring 66, the first mounting plate 67 is driven to move leftwards, the first mounting plate 67 drives the loading frame 64 to slide leftwards, the loading frame 64 slides leftwards to drive the fourth rack 63 to move leftwards, when the first mounting plate 67 moves rightwards, the push plate 714 is driven to move rightwards, when the push plate 714 moves rightwards to be contacted with the L-shaped rod 711, the push plate 714 rotates, at the moment, the fourth torsion spring 715 deforms, when the wedge-shaped block 75 slides downwards to be contacted with the sliding block, the sliding block is pushed to slide leftwards in the fixing plate 710, at the moment, the sixth spring 712 is compressed, when the push plate 714 moves rightwards to be not contacted with the L-shaped rod 711, under the reset action of the fourth torsion spring 715, the push plate 714 is driven to rotate to reset, when the first mounting plate 67 moves leftwards, the fourth rack 63 moves leftwards, when the fourth rack 63 is separated from the rotating shaft 71, the first torsion spring 72 drives the rotating shaft 71 to reset, the fifth spring 79 drives the wedge-shaped block 75 to reset, so that the wedge-shaped block 75 slides upwards to be not contacted with the L-shaped rod 711, at the moment, the sixth spring 712 resets, the sliding block is driven to slide rightwards to clamp the wedge block 75, meanwhile, the first mounting plate 67 drives the push plate 714 to move leftwards, when the push plate 714 moves leftwards to be in contact with the L-shaped rod 711, the L-shaped rod 711 is made to rotate, the third torsion spring 713 deforms at the moment, the L-shaped rod 711 is driven to slide leftwards, the sixth spring 712 is compressed at the moment, when the push plate 714 moves leftwards to be not in contact with the L-shaped rod 711, the L-shaped rod 711 is driven to reset under the reset action of the third torsion spring 713, the wedge block 75 slides upwards to drive the second mounting plate 76 and the movable plate 77 to move upwards, and therefore the purpose that the loading frame 64 is restored to the original position is achieved, the loading frame can be operated next time, and when the loading frame is used again, the loading frame can be operated repeatedly.

It should be understood that the above description is for illustrative purposes only and is not meant to limit the present invention. Those skilled in the art will appreciate that variations of the present invention are intended to be included within the scope of the claims herein.

Claims

1. A lens cutting and shaping apparatus, comprising:

the top side of the bottom plate (1) is connected with the clamping mechanism (2);

the cutting mechanism (3) is connected to the top side of the bottom plate (1);

the clamping mechanism (2) comprises:

the top side of the bottom plate (1) is connected with the support frame (20);

the inner side of the support frame (20) is connected with the air cylinder (21), and the air cylinder (21) penetrates through the support frame (20);

the lower pressure rod (22) is connected to the telescopic rod of the air cylinder (21);

the top side of the bottom plate (1) is connected with the first sliding rail (23);

the sliding rod (24) is connected to the two sides of the first sliding rail (23) in a sliding manner;

the first springs (25) are wound on two sides of the first sliding rail (23), and the first springs (25) are positioned on one side of the bottom of the sliding rod (24);

the middle end parts of the sliding rods (24) are internally connected with a second spring (27);

the inner ends of the second springs (27) are connected with spline shafts (26), and the spline shafts (26) are connected with the sliding rods (24) in a sliding manner;

the front side of the first sliding rail (23) is connected with a blanking frame (28);

the cutting mechanism (3) comprises:

the two sides of the top of the bottom plate (1) are both connected with second sliding rails (30);

the sander (31), the sander (31) is connected between the second slide rails (30) in a sliding way;

still including moving mechanism (4), moving mechanism (4) includes:

the two sides of the rear part of the lower press rod (22) are connected with the first racks (40);

the outer side surfaces of the middle end parts of the sliding rods (24) are respectively and rotatably connected with a first gear (42), and the first gears (42) are meshed with the first racks (40);

the two sides of the top of the grinding machine (31) are both connected with second racks (41), and the second racks (41) are meshed with the first gear (42);

still including screens mechanism (5), screens mechanism (5) include:

one side of the lower pressure rod (22) is connected with a second ratchet (56) in a sliding way;

one side of the lower pressure rod (22) is connected with a first ratchet (50) in a sliding way;

the supporting rod (57) is connected to one side, close to the second sliding rail (30), of the blanking frame (28);

the support rod (57) is rotatably connected with the first ratchet wheel (51), and the first ratchet (50) is meshed with the first ratchet wheel (51);

the first ratchet wheel (51) is connected with a second gear (52);

a fixed sliding sleeve (55) is connected between the top sides of the second sliding rails (30);

the third rack (53) is connected with the fixed sliding sleeve (55) in a sliding manner, and the third rack (53) is meshed with the second gear (52);

the third spring (54) is wound on the third rack (53), and the third spring (54) is positioned between the third rack (53) and the fixed sliding sleeve (55);

when the equipment is needed to be used, the lens is placed on the blanking frame (28), then the air cylinder (21) and the cutting mechanism (3) are started, the telescopic rod of the air cylinder (21) extends to drive the lower pressing rod (22) to move downwards, when the lower pressing rod (22) moves downwards to be in contact with the sliding rod (24), the sliding rod (24) slides inwards, the first spring (25) is compressed at the moment, when the sliding rod (24) slides inwards on the first sliding rail (23) to be in contact with the lens, the spline shaft (26) is driven to slide outwards in the sliding rod (24), and at the moment, the second spring (27) is compressed to clamp the lens and facilitate subsequent operation.

2. The lens cutting and forming apparatus according to claim 1, further comprising an intermittent charging mechanism (6), wherein the intermittent charging mechanism (6) comprises:

the top side of the bottom plate (1) is connected with the connecting rod (60);

the connecting rod (60) is rotatably connected with a second ratchet wheel (61), and the second ratchet wheel (61) is meshed with the second ratchet (56);

the connecting rod (60) is connected with the gear lack (62);

the top side of the bottom plate (1) is connected with a third sliding rail (65);

the third slide rail (65) is connected with the loading frame (64) in a sliding way;

the top side of the loading frame (64) is connected with the fourth rack (63), and the missing gear (62) is meshed with the fourth rack (63);

the fourth spring (66) is wound on the right side of the loading frame (64);

the first mounting plate (67) is connected to the bottom side of the loading frame (64).

3. The lens cutting and shaping device according to claim 2, further comprising a reset mechanism (7), wherein the reset mechanism (7) comprises:

the top side of the bottom plate (1) is connected with the supporting plate (70), the loading frame (64) penetrates through the supporting plate (70), and the fourth spring (66) is positioned on one side of the supporting plate (70);

the rotating shaft (71) is connected in the supporting plate (70) in a rotating manner;

the first torsion spring (72) is wound on the rotating shaft (71);

the rotating rod (73) is connected to one side, close to the third slide rail (65), of the rotating shaft (71);

the ejector rod (74) is connected with one side of the rotating rod (73) close to the loading frame (64);

the wedge block (75), the ejector rod (74) is connected with the wedge block (75) in a sliding way;

the top side of the wedge block (75) is connected with the second mounting plate (76);

a movable plate (77), a plurality of movable plates (77) are rotatably connected in the second mounting plate (76);

the two sides of the movable plate (77) are wound with the second torsion springs (78);

the wedge block (75) is wound with the fifth spring (79);

the top side of the bottom plate (1) is connected with the fixing plate (710);

the fixing plate (710) is internally and slidably connected with a sliding block, and the sliding block is rotatably provided with the L-shaped rod (711);

the sixth spring (712), the sixth spring (712) is wound on the sliding block, and the sixth spring (712) is positioned on one side of the support plate (70);

the third torsion spring (713) is wound on the two sides of the L-shaped rod (711);

the push plate (714) is connected to one side, far away from the support plate (70), of the first mounting plate (67) in an inward rotating mode;

and the fourth torsion spring (715) is wound on both sides of the push plate (714).

4. Lens cutting and shaping device according to claim 1, characterized in that the first spring (25) is a compression spring.