CN107422490B

CN107422490B - Automatic lens assembling machine

Info

Publication number: CN107422490B
Application number: CN201710514691.0A
Authority: CN
Inventors: 刘正文; 范志平
Original assignee: Symtek Automation Dongguan Co Ltd
Current assignee: Symtek Automation Dongguan Co Ltd
Priority date: 2017-06-29
Filing date: 2017-06-29
Publication date: 2023-05-16
Anticipated expiration: 2037-06-29
Also published as: CN107422490A

Abstract

The invention relates to the technical field of lens assembly equipment, in particular to an automatic lens assembly machine, which comprises a material moving manipulator and an assembly mechanism; the special material moving manipulator comprises a bracket, a suction head and a cylinder clamp, wherein the suction head is connected with the bracket in a sliding way; the suction head comprises a body, a suction column arranged on the body and an adjusting screw in threaded connection with the body, wherein the adjusting screw is provided with a first ball, and the suction column is provided with a first suction hole penetrating through a first reference surface of the suction column; the assembly mechanism comprises an opening and closing reset component, and the opening and closing reset component is provided with a second reference surface; when in actual use, the second reference surface bears the lens barrel, the lens or the gasket is abutted on the first reference surface, the adjusting screw is screwed according to the inclination angle of the first reference surface relative to the second reference surface, the adjusting screw is utilized to drive the suction column to rotate relative to the body, the first reference surface is parallel to the second reference surface, the accuracy of assembling the lens and the gasket into the lens barrel is improved, and the assembly yield of the lens is further improved.

Description

Automatic lens assembling machine

Technical Field

The invention relates to the technical field of lens assembly equipment, and particularly discloses an automatic lens assembly machine.

Background

Along with the progress of science and technology and the development of economy and society, smart phones have become one of the necessities of daily life, and each smart phone is provided with at least one lens, so that the lens is popularized in a large range.

In the production assembly process of the lens, a plurality of lenses and a plurality of gaskets of the lens are required to be assembled into a lens barrel of the lens in a staggered manner, in order to improve the production assembly efficiency of the lens, in the prior art, a mechanical arm is mainly utilized to absorb the lenses or gaskets together with a suction nozzle, the lenses or gaskets absorbed by the suction nozzle are assembled into the lens barrel through the mechanical arm, due to unreasonable suction nozzle structural design of the traditional mechanical arm, when the traditional suction nozzle absorbs the lenses or gaskets, a reference surface of the suction nozzle always has a certain inclination angle, after the lenses or gaskets absorbed by the suction nozzle are assembled into the lens barrel, poor assembly of the lenses or gaskets is often caused, and serious cases can cause the assembled lens to be a defective product.

Disclosure of Invention

In order to overcome the defects and shortcomings in the prior art, the invention aims to provide an automatic lens assembling machine, which utilizes an adjusting screw to drive a suction column to rotate relative to a body, so that a first reference surface is parallel to a second reference surface, the accuracy of assembling a lens and a gasket into a lens barrel is improved, and the assembly yield of the lens is further improved.

In order to achieve the above object, the invention provides an automatic lens assembling machine, comprising a material moving manipulator for moving parts of a lens and an assembling mechanism for assembling the lens; the material moving manipulator comprises a bracket, a suction head and a cylinder clamp, wherein the suction head is connected with the bracket in a sliding way, the suction head is used for sucking lenses or/and gaskets of the lenses, and the cylinder clamp is used for clamping lens barrels of the lenses; the suction head comprises a body, a suction column arranged on the body and an adjusting screw in threaded connection with the body, wherein the adjusting screw is provided with a first ball used for abutting against the suction column, and the suction column is provided with a first reference surface and a first suction hole penetrating through the first reference surface; the assembling mechanism comprises an opening and closing resetting assembly for clamping the lens barrel, the opening and closing resetting assembly is provided with a second reference surface for bearing the lens barrel, and the adjusting screw is used for adjusting the included angle of the first reference surface relative to the second reference surface.

Preferably, the assembly mechanism further comprises a first plate body, a ball screw rotationally connected to the first plate body, a screw nut screwed outside the ball screw and a first motor for driving the ball screw to rotate, the screw nut is slidingly connected to the first plate body, the opening and closing reset assembly is arranged on the screw nut, and the opening and closing reset assembly is provided with a second suction hole penetrating through a second reference surface.

Preferably, the opening and closing reset assembly comprises a bearing seat arranged on the screw nut, two clamping blocks connected with the bearing seat in a sliding manner, a reset spring arranged between the clamping blocks and the bearing seat, and two connecting plates respectively connected with the two clamping blocks in a rotating manner, wherein one ends of the two connecting plates far away from the clamping blocks are connected in a rotating manner; the first plate body is provided with a telescopic cylinder, a piston rod of the telescopic cylinder is used for extruding and pushing one end of the connecting plate, which is far away from the clamping blocks, and the two clamping blocks are used for clamping the lens cone.

Preferably, the opening and closing reset assembly further comprises a shaft body, the shaft body is rotatably connected with one ends of the two connecting plates, which are far away from the clamping blocks, the shaft body is sleeved with a rolling bearing, and a piston rod of the telescopic cylinder is used for extruding and pushing the rolling bearing.

Preferably, a first suction rod is arranged at one end of the suction column far away from the body, the first suction hole penetrates through the first suction rod, a first blind groove is formed in the first suction rod in a concave mode from the end face of the first suction rod, and the first suction hole is formed in the first blind groove; the side wall of the first blind groove is a spherical surface, and the radius of the cross section of the first blind groove gradually reduces from the end surface of the first suction rod to the direction inside the first suction rod.

Preferably, the second suction rod is arranged at one end of the suction column far away from the body, the second suction rod is provided with a first annular hole communicated with the first suction hole, and the first annular hole is concavely formed from the end face of the second suction rod.

Preferably, the support sliding connection has the second plate body, and the cylinder clamp is installed in the second plate body, and the second plate body still is installed and is glued the mechanism, and the mechanism is glued including installing in the second driving piece of second plate body, the point packing element and the first spiral thousand minutes of being connected with the output of second driving piece, install in the dog of the stiff end of second plate body or/and second driving piece, the dog is used for blockking first spiral thousand minutes.

Preferably, the second plate body is further connected with a third plate body in a sliding mode, the industrial camera is installed on the third plate body, the second ball is arranged on the third plate body, the second plate body is provided with a second spiral thousand-minute head used for supporting the second ball, and the second spiral thousand-minute head is located below the second ball.

Preferably, the automatic lens assembling machine further comprises a centering mechanism matched with the suction head, wherein the centering mechanism comprises a fourth plate body, two clamping plates connected to the fourth plate body in a sliding manner, and a third driving piece for driving the two clamping plates to be close to or far from each other; the fourth plate body is provided with a third suction rod positioned between the two clamping plates, the third suction rod is provided with a second annular hole for sucking a gasket of the lens, one side, close to each other, of the two clamping plates is provided with a first arc-shaped groove for accommodating the gasket, and the side wall of the first arc-shaped groove is used for abutting against the third suction rod; one side of the two clamping plates, which is close to each other, is provided with a second arc-shaped groove for accommodating a lens of the lens, and the side wall of the second arc-shaped groove is used for abutting the suction column.

Preferably, the two clamping plates comprise a sliding plate connected to the fourth plate body in a sliding manner, a core block connected to the sliding plate in a sliding manner, and a buffer spring arranged between the sliding plate and the core block, the third suction rod is positioned between the core blocks of the two clamping plates, the third driving piece is used for driving the sliding plates of the two clamping plates to be close to or far away from each other, and the first arc-shaped groove and the second arc-shaped groove are formed in the core block.

The invention has the beneficial effects that: when in actual use, the second reference surface bears the lens barrel, the lens or the gasket is abutted on the first reference surface, the adjusting screw is screwed according to the inclination angle of the first reference surface relative to the second reference surface, the adjusting screw is utilized to drive the suction column to rotate relative to the body, the first reference surface is parallel to the second reference surface, the accuracy of assembling the lens and the gasket into the lens barrel is improved, and the assembly yield of the lens is further improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a material transferring manipulator according to the present invention;

FIG. 3 is a schematic perspective view of another view angle of the material transferring manipulator according to the present invention;

FIG. 4 is a schematic view of the exploded structure of the body, suction post and adjusting screw of the present invention;

FIG. 5 is a schematic perspective view of a first suction rod according to the present invention;

FIG. 6 is a schematic perspective view of a second suction rod according to the present invention;

FIG. 7 is a schematic perspective view of an assembly mechanism according to the present invention;

FIG. 8 is an exploded view of the reset assembly of the present invention;

FIG. 9 is a schematic perspective view of a cylinder clamp, a dispensing mechanism and an industrial camera according to the present invention;

FIG. 10 is a schematic perspective view of a second spiral thousands of heads, an industrial camera and a second ball according to the present invention;

FIG. 11 is a schematic perspective view of a centering mechanism according to the present invention;

FIG. 12 is an enlarged partial schematic view of portion A of FIG. 11;

fig. 13 is a schematic perspective view of a third suction rod according to the present invention.

The reference numerals include:

1-material transferring manipulator 2-assembly mechanism 3-bracket

4-suction head 5-cylinder clamp 6-body

7-suction column 8-adjusting screw 9-first ball

11-first reference plane 12-opening and closing reset component 13-second reference plane

14-ball screw 15-screw nut 16-bearing seat

17-clamping block 18-return spring 19-connecting plate

21-shaft body 22-rolling bearing 23-first suction rod

24-first blind groove 25-second suction rod 26-first annular hole

27-column 28-column head 31-dispensing mechanism

32-second driving piece 33-dispensing cylinder 34-first screw micrometer head

35-stop 36-industrial camera 37-second ball

38-second spiral thousand-minute head 39-core finding mechanism 41-clamping plate

42-third suction rod 43-first arc-shaped groove 44-second arc-shaped groove

45-slide 46-core block 47-buffer spring

48-second annular ring.

Detailed Description

The present invention will be further described with reference to examples and drawings, which are not intended to be limiting, for the understanding of those skilled in the art.

Referring to fig. 1 to 8, an automatic lens assembling machine of the present invention includes a material moving manipulator 1 for moving parts of a lens, and an assembling mechanism 2 for assembling the lens; the material moving manipulator 1 comprises a bracket 3, a suction head 4 and an air cylinder clamp 5 which are connected to the bracket 3 in a sliding way, wherein the suction head 4 is used for sucking lenses or/and gaskets of the lenses, the air cylinder clamp 5 is used for clamping lens barrels of the lenses, preferably, the suction head 4 and the air cylinder clamp 5 are respectively positioned at the left side and the right side of the bracket 3, and collision between the suction head 4 and the air cylinder clamp 5 is prevented in the moving process of the suction head 4 and the air cylinder clamp 5; the suction head 4 comprises a body 6, a suction column 7 arranged on the body 6 and an adjusting screw 8 screwed on the body 6, wherein the adjusting screw 8 is provided with a first ball 9 for abutting on the suction column 7, and the suction column 7 is provided with a first reference surface 11 and a first suction hole penetrating through the first reference surface 11; the assembly mechanism 2 comprises an opening and closing reset assembly 12 for clamping the lens barrel, the opening and closing reset assembly 12 is provided with a second reference surface 13 for bearing the lens barrel, and the adjusting screw 8 is used for adjusting the included angle of the first reference surface 11 relative to the second reference surface 13.

When in actual use, the second reference surface 13 bears the lens barrel, the lens or the gasket is abutted on the first reference surface 11, the adjusting screw 8 is screwed according to the inclination angle of the first reference surface 11 relative to the second reference surface 13, the suction column 7 is driven to rotate relative to the body 6 by the adjusting screw 8, the first reference surface 11 is parallel to the second reference surface 13, the accuracy of assembling the lens and the gasket into the lens barrel is improved, and the assembly yield of the lens is further improved.

In the process that the adjusting screw 8 pushes the suction column 7 to rotate, the characteristic that the first ball 9 freely rolls on the adjusting screw 8 is utilized, so that the suction column 7 and the first ball 9 roll relatively, sliding friction between the adjusting screw 8 and the suction column 7 is converted into rolling friction between the first ball 9 and the suction column 7, abrasion between the suction column 7 and the adjusting screw 8 is reduced, and the service lives of the suction column 7 and the adjusting screw 8 are prolonged; and simultaneously, the damage of the adjusting screw 8 caused by the long-term contact of the suction column 7 with the same part on the adjusting screw 8 is prevented.

The number of the adjusting screws 8 is three, the three adjusting screws 8 are in an annular array around the central axis of the suction column 7, namely, the included angle between the central axes of the adjacent adjusting screws 8 is 120 degrees, when in actual use, the connecting lines between the first balls 9 of the three adjusting screws 8 and the contact points of the suction column 7 form a triangle, and the suction column 7 is ensured to be firmly clamped in the body 6 by utilizing the principle that the triangle has stability.

The assembly mechanism 2 further comprises a first plate body, a ball screw 14 rotationally connected to the first plate body, a screw nut 15 screwed on the outer side of the ball screw 14 and a first motor for driving the ball screw 14 to rotate, the first motor is installed on the first plate body, a bearing is sleeved on the outer side of the ball screw 14, the bearing is installed on the first plate body, the screw nut 15 is slidably connected to the first plate body, preferably, a sliding rail is installed on the first plate body, the screw nut 15 is slidably connected to the sliding rail, the opening and closing reset assembly 12 is installed on the top end of the screw nut 15, and the opening and closing reset assembly 12 is provided with a second suction hole penetrating through the second reference surface 13.

The lens barrel of the lens is clamped by the opening and closing reset assembly 12 of the assembly mechanism 2, then the ball screw 14 is driven by the first motor to rotate, so that the screw nut 15 moves upwards along with the opening and closing reset assembly 12, and moves upwards along with the lens barrel when the opening and closing reset assembly 12 moves, so that lenses and gaskets are assembled into the lens barrel one by one.

The opening and closing reset assembly 12 comprises a bearing seat 16 arranged at the top end of the screw nut 15, two clamping blocks 17 connected to the bearing seat 16 in a sliding manner, a reset spring 18 arranged between the clamping blocks 17 and the bearing seat 16, and two connecting plates 19 respectively connected to the two clamping blocks 17 in a rotating manner, wherein one ends of the two connecting plates 19 far away from the clamping blocks 17 are connected together in a rotating manner; the first plate body is also provided with a telescopic cylinder, a piston rod of the telescopic cylinder is used for extruding and pushing one end of the connecting plate 19 far away from the clamping blocks 17, and the two clamping blocks 17 are used for clamping the lens barrel.

When in actual use, the cylinder clamp 5 of the material moving manipulator 1 clamps the lens barrel to move to the upper parts of the two clamping blocks 17, the piston rod of the telescopic cylinder extends out of one end of the extruding and pushing connecting plate 19 away from the clamping blocks 17 to enable the two clamping blocks 17 to be opened, then the material moving manipulator 1 places the lens barrel between the two clamping blocks 17, then the piston rod of the telescopic cylinder is retracted, and the two clamping blocks 17 move towards the direction approaching to each other under the action of the reset spring 18 to automatically clamp the lens barrel.

The opening and closing reset assembly 12 further comprises a shaft body 21, the shaft body 21 is rotatably connected with one ends of the two connecting plates 19, which are far away from the clamping blocks 17, the shaft body 21 is sleeved with a rolling bearing 22, and a piston rod of the telescopic cylinder is used for pushing the rolling bearing 22. In the use, when two clamp splice 17 open, the piston rod of flexible cylinder stretches out the butt on antifriction bearing 22, along with the continuation of flexible cylinder's piston rod stretches out, two link plates 19 are close to the one end that clamp splice 17 can be moved towards the direction that keeps away from each other, and then drive two clamp splice 17 and move and open towards the direction that keeps away from each other, the quilt of return spring 18 is compressed this moment, after the lens cone is put into between two clamp splice 17, flexible cylinder's piston rod is retracted, return spring 18 is under the effect of self elastic restoring force and is linked two clamp splice 17 to move towards the direction that is close to each other, and then utilize two clamp splice 17 to grasp the lens cone. By sleeving the rolling bearing 22 on the shaft body 21, the characteristic that the rolling bearing 22 rotates freely relative to the shaft body 21 is utilized, and the damage to the shaft body 21 caused by the fact that the piston rod of the telescopic cylinder is in long-term contact with the same position on the shaft body 21 (or the same position on the end of the long-term contact connection plate 19 away from the clamping block 17) is avoided.

The end, far away from the body 6, of the suction column 7 is provided with a first suction rod 23, a first suction hole penetrates through the first suction rod 23, the first suction rod 23 is provided with a first blind groove 24, the first blind groove 24 is concavely formed from the end face of the first suction rod 23, and the first suction hole is positioned in the first blind groove 24; when in actual use, the first suction hole of the first suction rod 23 is utilized to suck the lens of the lens, after the lens is sucked onto the first suction rod 23, the edge of the lens is abutted against the end face of the first suction rod 23, the convex part of the lens is accommodated in the first blind groove 24, and the lens is prevented from being damaged due to the fact that the end face of the first suction rod 23 is abutted against the convex part of the lens.

The side wall of the first blind groove 24 is a spherical surface, and the radius of the cross section of the first blind groove 24 gradually decreases from the end surface of the first suction rod 23 to the direction of the inside of the first suction rod 23; after the convex portion of the lens is accommodated in the first blind groove 24, the shape of the first blind groove 24 is matched with the shape of the convex portion of the lens, and the convex portion of the lens is limited by the side wall of the first blind groove 24, so that the lens is prevented from moving in a large range in the first blind groove 24.

The second suction rod 25 is arranged at one end of the suction column 7 far away from the body 6, the second suction rod 25 is provided with a first annular hole 26 communicated with the first suction hole, and the first annular hole 26 is concavely formed from the end face of the second suction rod 25. When in actual use, the first annular hole 26 is utilized to absorb the gasket of the lens, after the second suction rod 25 absorbs the gasket, the gasket is abutted on the end face of the second suction rod 25, and through the arrangement of the first annular hole 26, the opposite two sides of the gasket are attracted, so that the stress balance of the gasket is ensured, and the rollover caused by uneven stress on the two sides of the gasket is prevented.

The second suction rod 25 comprises a column body 27 arranged in the first suction hole and a column head 28 arranged on the column body 27, the column body 27 is provided with a second blind groove and a through hole positioned in the second blind groove, the second blind groove is concavely formed from the end face of the column body 27, the column head 28 is accommodated in the second blind groove, the first annular hole 26 is positioned between the side wall of the second blind groove and the column head 28, and the through hole is communicated with the first suction hole and the first annular hole 26. By dividing the second suction rod 25 into the column body 27 and the column head 28, the complexity of the first annular hole 26 during processing and forming is reduced, the processing and manufacturing cost of the second suction rod 25 is further reduced, and meanwhile the production and processing efficiency of the second suction rod 25 is improved.

The stud 28 comprises an abutting portion and an insertion portion connected with the abutting portion, the abutting portion is located in the second blind groove, the insertion portion is provided with a boss abutting on the bottom wall of the second blind groove, one end of the insertion portion, far away from the abutting portion, is contained in the through hole, two sides of the insertion portion are arranged at intervals with the side wall of the through hole, and the first annular hole 26 is arranged between the abutting portion and the side wall of the second blind groove. When the insertion portion of the stud 28 is fitted into the cylinder 27, the insertion portion of the stud 28 is prevented from being excessively inserted by the stopper action of the boss and the bottom wall of the second blind groove, thereby assisting in improving the assembly efficiency of the second suction rod 25.

Referring to fig. 1 to 10, the bracket 3 is slidably connected with a second plate, the air cylinder clamp 5 is mounted on the second plate, the second plate is further provided with a dispensing mechanism 31, the dispensing mechanism 31 includes a second driving member 32 mounted on the second plate, a dispensing cylinder 33 connected with an output end of the second driving member 32, a first screw thousand-component 34, and a stop block 35 mounted on the second plate or/and a fixed end of the second driving member 32, in this embodiment, the first screw thousand-component 34 is a screw micrometer in the prior art, the second driving member 32 is an air cylinder, the stop block 35 is mounted on the cylinder of the second driving member 32, and the stop block 35 is used for blocking a screw of the first screw thousand-component 34.

After the lens is assembled, the second driving member 32 drives the dispensing cylinder 33 to move to the vicinity of the lens and dispense the lens, and after the glue is cured, a UV (Ultra-Violet Ray) lamp can be configured to cure the glue after the lens is dispensed, and the cylinder clamp 5 of the material moving manipulator 1 can move the assembled lens to a predetermined position. In actual use, according to the actual distance between the lens to be dispensed and the dispensing cylinder 33, the distance between the screw rod of the first screw thousand-minute head 34 and the stop block 35 is adjusted, the accurate measurement characteristic of the screw micrometer is utilized to accurately set the travel distance of the second driving piece 32 when the dispensing cylinder 33 is driven to move, so that the distance between the lens and the dispensing cylinder 33 is matched with the distance between the screw rod of the first screw thousand-minute head 34 and the stop block 35, then the second driving piece 32 is utilized to drive the dispensing cylinder 33 to move to the vicinity of the lens and dispense the lens, the stop block 35 is utilized to stop the screw rod of the first screw thousand-minute head 34 in the process of moving the dispensing cylinder 33, the dispensing cylinder 33 is prevented from colliding with the lens, and the dispensing precision of the lens is improved.

The dispensing mechanism 31 further comprises a fixed disc arranged on the second plate body, a rotating disc rotatably connected in the fixed disc, and a first stud screwed on the fixed disc, wherein the first stud is used for propping against the rotating disc, and a cylinder body of the second driving piece 32 is arranged on the rotating disc; the rotating disc is provided with a gripping column, and the gripping column is protruded from the outer surface of the rotating disc.

In actual use, since the lens has a large or small size, the relative angle between the dispensing cylinder 33 and the lens is often required to be finely adjusted, the first stud can be loosened at this time, then the rotating disc is rotated by pinching the grabbing post with hands, the dispensing cylinder 33 can be rotated together with the rotating disc, and after the relative angle between the dispensing cylinder 33 and the lens is adjusted, the first stud can be re-screwed.

The second plate body is also connected with a third plate body in a sliding manner, the third plate body is provided with an industrial camera 36, the third plate body is provided with a second ball 37, the second plate body is provided with a second spiral thousand-minute head 38 which is used for propping against the second ball 37, and the second spiral thousand-minute head 38 is positioned below the second ball 37.

Because the size of the lens is not fixed, the position of the industrial camera 36 needs to be finely adjusted sometimes, the second screw kilominute head 38 can be rotated at this time, the extension length of the screw of the second screw kilominute head 38 is further adjusted, and the fine adjustment of the position of the industrial camera 36 is realized by using the extension and contraction of the screw of the second screw kilominute head 38. By utilizing the characteristic that the second ball 37 can roll freely relative to the third plate body, the third plate body is prevented from being damaged because the screw rod of the second spiral thousand-minute head 38 is always propped against the same position on the third plate body. Preferably, the second plate body is also in threaded connection with a second stud for supporting on the third plate body.

Referring to fig. 1 to 13, the automatic lens assembling machine further includes a centering mechanism 39 cooperating with the suction head 4, wherein the centering mechanism 39 includes a fourth plate, two clamping plates 41 slidably connected to the fourth plate, and a third driving member for driving the two clamping plates 41 to approach each other or to separate from each other; the fourth plate body is provided with a third suction rod 42 positioned between the two clamping plates 41, the third suction rod 42 is provided with a second annular hole 48 for sucking a gasket of the lens, one side of the two clamping plates 41 close to each other is provided with a first arc-shaped groove 43 for accommodating the gasket, and the side wall of the first arc-shaped groove 43 is used for abutting against the outer surface of the third suction rod 42 to prevent the two clamping plates 41 from excessively approaching to clamp the gasket; the side that two splint 41 are close to each other is equipped with the second arc wall 44 that is used for holding the lens's lens, and first arc wall 43 and second arc wall 44 interval setting each other, and the lateral wall of second arc wall 44 is used for the butt to be on the surface of inhaling post 7, prevents that two splint 41 from excessively approaching and clamping the lens.

The second annular hole 48 is communicated with an external negative pressure generating device (such as a vacuum pump and the like) through an air pipe, a gasket sucked by the suction column 7 of the material moving manipulator 1 is placed on the third suction rod 42, the gasket is sucked by the second annular hole 48 of the third suction rod 42, then the third driving piece drives the two clamping plates 41 to be close to each other, the gasket is pushed by the side walls of the two clamping plates 41 close to each other, the gasket is further moved to the central position of the third suction rod 42, the centering of the gasket is realized, and then the gasket after centering is sucked by the suction column 7 of the material moving manipulator 1 is prepared for subsequent lens assembly; the lens sucked by the suction column 7 of the material moving manipulator 1 protrudes into the space between the two clamping plates 41, then the third driving piece drives the two clamping plates 41 to approach each other, and the side walls of the two clamping plates 41 approaching each other are used for pushing the lens, so that the lens moves to the center position of the suction column 7, centering of the lens is realized, and preparation is made for subsequent lens assembly.

The two clamping plates 41 comprise a sliding plate 45 which is connected to the fourth plate body in a sliding manner, a core finding block 46 which is connected to the sliding plate 45 in a sliding manner, and a buffer spring 47 which is arranged between the sliding plate 45 and the core finding block 46, the third suction rod 42 is positioned between the core finding blocks 46 of the two clamping plates 41, the third driving piece is used for driving the sliding plates 45 of the two clamping plates 41 to be close to or far from each other, and the first arc-shaped groove 43 and the second arc-shaped groove 44 are arranged on the core finding block 46. In the process of pushing the gasket or the lens by the core block 46, the core block 46 is buffered by the buffer spring 47, so that the gasket or the lens is prevented from being damaged due to the excessive approach of the core blocks 46 of the two clamping plates 41.

The foregoing is merely exemplary of the present invention, and those skilled in the art should not be considered as limiting the invention, since modifications may be made in the specific embodiments and application scope of the invention in light of the teachings of the present invention.

Claims

1. An automatic lens assembling machine comprises a material moving manipulator for moving parts of a lens and an assembling mechanism for assembling the lens; the method is characterized in that: the material moving manipulator comprises a bracket, a suction head and a cylinder clamp, wherein the suction head is connected with the bracket in a sliding way, the suction head is used for sucking lenses or/and gaskets of the lenses, and the cylinder clamp is used for clamping lens barrels of the lenses; the suction head comprises a body, a suction column arranged on the body and an adjusting screw in threaded connection with the body, wherein the adjusting screw is provided with a first ball used for abutting against the suction column, and the suction column is provided with a first reference surface and a first suction hole penetrating through the first reference surface; the assembling mechanism comprises an opening and closing resetting assembly for clamping the lens barrel, the opening and closing resetting assembly is provided with a second reference surface for bearing the lens barrel, and the adjusting screw is used for adjusting the included angle of the first reference surface relative to the second reference surface; the opening and closing reset assembly comprises a bearing seat, two clamping blocks connected to the bearing seat in a sliding manner, a reset spring arranged between the clamping blocks and the bearing seat, and a piston rod of a telescopic cylinder for extruding and pushing one end of the connecting plate away from the clamping blocks, wherein the two connecting plates are respectively connected with the two clamping blocks in a rotating manner; the two clamping blocks are used for clamping the lens barrel; the second suction rod is arranged at one end of the suction column far away from the body, the second suction rod is provided with a first annular hole communicated with the first suction hole, and the first annular hole is concavely formed from the end face of the second suction rod.

2. The automatic lens assembling machine according to claim 1, wherein: the assembly mechanism further comprises a first plate body, a ball screw rotationally connected with the first plate body, a screw nut screwed outside the ball screw and a first motor for driving the ball screw to rotate, the screw nut is slidingly connected with the first plate body, an opening and closing reset assembly is arranged on the screw nut, and the opening and closing reset assembly is provided with a second suction hole penetrating through a second reference surface; the telescopic cylinder is arranged on the first plate body; the bearing seat is arranged on the screw nut.

3. The automatic lens assembling machine according to claim 1, wherein: the opening and closing reset assembly further comprises a shaft body, the shaft body is rotatably connected with one ends, far away from the clamping blocks, of the two connecting plates, a rolling bearing is sleeved on the shaft body, and a piston rod of the telescopic cylinder is used for extruding and pushing the rolling bearing.

4. The automatic lens assembling machine according to claim 1, wherein: the first suction rod penetrates through one end of the suction column far away from the body, a first blind groove is formed in the first suction rod in a concave mode from the end face of the first suction rod, and the first suction hole is formed in the first blind groove; the side wall of the first blind groove is a spherical surface, and the radius of the cross section of the first blind groove gradually reduces from the end surface of the first suction rod to the direction inside the first suction rod.

5. The automatic lens assembling machine according to claim 1, wherein: the support sliding connection has the second plate body, and the cylinder clamp is installed in the second plate body, and the second plate body still is installed some gum machines and is constructed, and some gum machines are including installing in the second driving piece of second plate body, the point gum barrel and the first spiral thousand minutes head of being connected with the output of second driving piece, install in the dog of the stiff end of second plate body or/and second driving piece, and the dog is used for blockking first spiral thousand minutes head.

6. The automatic lens assembling machine according to claim 5, wherein: the second plate body is further connected with a third plate body in a sliding mode, the industrial camera is arranged on the third plate body, the second ball is arranged on the third plate body, the second plate body is provided with a second spiral thousand-minute head used for supporting the second ball, and the second spiral thousand-minute head is located below the second ball.

7. The automatic lens assembling machine according to claim 1, wherein: the automatic lens assembling machine further comprises a centering mechanism matched with the suction head, wherein the centering mechanism comprises a fourth plate body, two clamping plates connected to the fourth plate body in a sliding manner and a third driving piece for driving the two clamping plates to be close to or far from each other; the fourth plate body is provided with a third suction rod positioned between the two clamping plates, the third suction rod is provided with a second annular hole for sucking a gasket of the lens, one side, close to each other, of the two clamping plates is provided with a first arc-shaped groove for accommodating the gasket, and the side wall of the first arc-shaped groove is used for abutting against the third suction rod; one side of the two clamping plates, which is close to each other, is provided with a second arc-shaped groove for accommodating a lens of the lens, and the side wall of the second arc-shaped groove is used for abutting the suction column.

8. The automatic lens assembling machine according to claim 7, wherein: the two clamping plates comprise a sliding plate, a core block and a buffer spring, wherein the sliding plate is connected to the fourth plate body in a sliding mode, the core block is connected to the sliding plate in a sliding mode, the buffer spring is arranged between the sliding plate and the core block, the third suction rod is located between the core blocks of the two clamping plates, the third driving piece is used for driving the sliding plates of the two clamping plates to be close to each other or far away from each other, and the first arc-shaped groove and the second arc-shaped groove are formed in the core block.