CN211192833U

CN211192833U - Multi-axis assembly station for lens assembly and lens assembly equipment

Info

Publication number: CN211192833U
Application number: CN201921405144.XU
Authority: CN
Inventors: 罗健峰
Original assignee: Shenzhen Agilebull Technology Co ltd
Current assignee: Shenzhen Agilebull Technology Co ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-08-07
Anticipated expiration: 2029-08-26

Abstract

A multiaxis assembly station and lens equipment for lens equipment, including: a frame; the lens cone positioning jig is connected to the rack and used for clamping the lens cone and driving the lens cone to rotate around the R axis; the assembling component is used for grabbing the lens and placing the lens on the lens cone, and the three-axis linear module is connected to the rack and used for driving the assembling component to move in X, Y and Z-axis directions. Can follow material loading subassembly automatically and snatch the lens, install to the lens cone on for automatic camera lens assembly production line improves assembly efficiency.

Description

Multi-axis assembly station for lens assembly and lens assembly equipment

Technical Field

The utility model belongs to the technical field of the camera lens equipment, a multiaxis assembly station for camera lens equipment is related to.

Background

With the increasing development and progress of social science and technology, the life is more and more intelligent, and photographic equipment, safety monitoring equipment, mobile equipment with remote video and the like are more and more used in the life, and the equipment needs to use an optical lens, so that the optical lens has an important position.

In the conventional optical lens assembly, a lens barrel is generally fixed on a fixing table by using a clamping jig, and then required optical elements are sequentially assembled into the lens barrel one by one according to a predetermined sequence. The assembling method is that the lens barrel is fixed, then the lens and other parts are put into the lens barrel, and the lens is put into the lens barrel and sometimes inclined to one side, and accumulated errors of a plurality of optical elements cause that the subsequently put optical elements are not pressed or inclined to cause poor products, thereby reducing the assembling yield of the products.

The existing equipment applied to optical lens assembly mainly cooperates with manual assembly or equipment which is assembled through a machine independently in each process, the lens assembly needs to be equipped with an operator to carry out semi-automatic operation on the independent equipment, and then the problems of complex processes, high labor intensity, low production efficiency and the like exist, and the problem of poor lens assembly and the like also exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multiaxis assembly station for camera lens equipment can follow loading attachment and snatch spare part automatically, places on the lens cone for automatic camera lens assembly production line improves assembly efficiency.

In order to achieve the above object, the present invention is achieved by the following technical solutions.

The technical scheme of the utility model a multiaxis assembly station for camera lens equipment, including frame and

the lens cone positioning jig is connected to the rack and used for clamping the lens cone and driving the lens cone to rotate around the R axis;

an assembly component for grabbing parts and placing on the lens cone, an

And the three-axis linear module is connected to the rack and is used for driving the assembling component to move in X, Y and Z-axis directions.

In this technical scheme, the lens cone conveyor's of equipment assembly line direction is as X axle direction, use the horizontal plane direction perpendicular with X axle direction as Y axle direction, use the direction of perpendicular direction simultaneously with X, Y axle direction as Z axle direction, use the rotation direction of the rotation center axis of the lens cone on the lens cone positioning jig as R axle direction, make the assembly subassembly can realize automatic equipment spare part through the triaxial drive, the autogyration R axle direction of cooperation lens cone improves assembly production efficiency and product percent of pass.

In one embodiment of the technical scheme, the lens barrel positioning jig comprises a base, a clamping jaw cylinder, an induction switch and an R-axis motor;

clamping jaw cylinder and inductive switch connect on the base, and clamping jaw cylinder is used for the centre gripping lens cone, and inductive switch sets up in clamping jaw cylinder lateral part for whether there is the lens cone to exist on the response detection clamping jaw cylinder, and R axle motor is connected with the base, and the pivot of R axle motor is connected on clamping jaw cylinder, and the rotatable connection of clamping jaw cylinder is on the base, and R axle motor drive clamping jaw cylinder rotates.

In an embodiment of the technical solution, the assembling component includes a connecting plate and a grabbing manipulator component, the grabbing manipulator component is installed on the connecting plate, the connecting plate is installed on the three-axis linear module, and the grabbing manipulator component is used for grabbing the component.

Furthermore, the grabbing manipulator assembly comprises a negative pressure sucker, a correcting clamping jaw and a sucker driving assembly, the sucker driving assembly is installed on the connecting plate, the negative pressure sucker is installed on the sucker driving assembly, and the correcting clamping jaw is connected to the connecting plate;

the negative pressure suction head is externally connected with a negative pressure device for sucking parts, the correcting clamping jaw is positioned on the lower side edge of the negative pressure suction head, and the position for correcting the parts is positioned in the center of the negative pressure suction head; the suction head driving assembly is used for driving the negative pressure suction head to move up and down;

furthermore, the suction head driving assembly comprises a suction head fixing frame, a suction head sliding rail assembly and a cylinder, the cylinder is arranged on the connecting plate, and the suction head fixing frame moves up and down through the suction head sliding rail assembly;

the negative pressure suction head is installed on the suction head mount, and the suction head mount passes through suction head sliding rail set spare to be connected in the connecting plate, and the cylinder drives the suction head mount and moves on suction head sliding rail set spare, and suction head sliding rail set spare is prior art's conventional structure's sliding rail set spare, mainly comprises slider and slide rail, can adopt the sliding rail set spare of single slider or double-slider.

In one embodiment of the technical scheme, the three-axis linear module comprises an X-axis linear module, a Y-axis linear module, a Z-axis linear module, a gantry support and a slide rail assembly;

the two support frames of the gantry support are respectively connected to the X-axis linear module and the slide rail assembly, the X-axis linear module and the slide rail assembly are arranged on the rack, and the X-axis linear module is used for driving the gantry support to move along the X-axis direction; the Y-axis linear module is connected to the gantry support and used for driving the Z-axis linear module to move along the Y-axis direction; the Z-axis linear module is used for driving the assembly component to move along the Z-axis direction, the sliding rail component is of a conventional structure, mainly comprises a sliding block and a sliding rail, and can adopt a sliding rail component of a single sliding block or a double sliding block.

Furthermore, the gantry support comprises a first support frame, a second support frame and a transverse plate connected to the two support frames;

the first support frame is connected to the X-axis linear module, and the second support frame is connected to the sliding rail assembly.

Furthermore, the Z-axis linear module is installed on the Y-axis linear module through an air pipe connecting plate, the assembling component is installed on the Z-axis linear module, and a plurality of air pipe connectors are arranged on the air pipe connecting plate.

In one embodiment of the technical scheme, the device further comprises a positioning assembly, wherein the positioning assembly comprises a first visual camera and a second visual camera;

the first vision camera is downwards arranged on the assembly component and used for obtaining the position and the state information of the lens cone, and the second vision camera is upwards arranged on the rack and used for obtaining the position and the state information of the part.

The vision camera aims to transmit an image projected to a lens barrel or a part of a sensor through a lens to machine equipment which can store, analyze and (or) display, the position and state information of the lens barrel or the part can be obtained through analysis, the machine equipment can be a control system of the lens assembly equipment or an independent computer and the like, the part is photographed above a second vision camera in sequence, two groups of XY axis data which need to be adjusted are obtained through an algorithm, the first vision camera photographs and positions the position of the lens barrel, two groups of data which need to be adjusted on an R axis are obtained through the algorithm, and the position of the part and the angle of a rotating lens barrel are adjusted to achieve accurate assembly.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and the drawings in the following description are only directed to some embodiments, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is an overall view of an assembly station in an embodiment of the present application.

Fig. 2 is a partial view of an assembly station in an embodiment of the present application.

FIG. 3 is a partially exploded view of an assembly station in an embodiment of the present application.

FIG. 4 is a cross-sectional view of an X-axis linear module in accordance with an embodiment of the present application.

FIG. 5 is a view of a Z-axis linear module and mounting assembly in an embodiment of the present application.

Fig. 6 is an exploded view of the Z-axis linear module and mounting assembly of fig. 5.

Fig. 7 is a view of a lens barrel positioning jig in the embodiment of the present application.

Fig. 8 is a sectional view of the lens barrel positioning jig in fig. 7.

Fig. 9 is a view of a second visual camera in an embodiment of the present application.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the scope of the present disclosure.

In the following description, suffixes such as "module", "component", "assembly", or "unit" are used only for the convenience of description of the present invention, and do not have a specific meaning per se. And thus may be used mixedly.

The present invention will be described in further detail with reference to the following detailed description of preferred embodiments and accompanying drawings.

As shown in fig. 1 to 3, an embodiment of the present invention is an assembling station, which is used in an automated lens assembling apparatus to achieve the purpose of automatically assembling parts on the parts, where the parts include but are not limited to lenses, spacers, and the like, and the assembled lenses are taken as an example in this embodiment. The direction of the lens barrel transfer device 11 in the lens assembly facility manufacturing line is defined as an X-axis direction, a horizontal direction perpendicular to the X-axis direction is defined as a Y-axis direction, and a direction perpendicular to the X, Y-axis direction is defined as a Z-axis direction.

The lens assembling equipment comprises a frame 10, an assembling station comprises a gantry support 21, a lens barrel positioning jig 22, an assembling assembly 23, an X-axis linear module 24, a Y-axis linear module 25, a Z-axis linear module 26, a material table 27, a sliding rail assembly 28 and a positioning assembly, the material table 27 stores lenses 31 to be assembled, the material table 27 is arranged in the moving range below the assembling assembly 23, and the material table is fixedly installed on the frame 10 of the lens assembling equipment.

The gantry support 21 comprises a first support frame 211, a second support frame 212 and a transverse plate 213 connected to the two support frames, the first support frame is connected to a sliding table 243 of the X-axis linear module 24, the second support frame is connected to the sliding rail assembly 28, wherein the X-axis linear module and the sliding rail assembly are arranged on the frame 10 of the lens assembling device along the X-axis direction, the X-axis linear module is used for driving the gantry support to move along the X-axis direction, and the lens barrel conveying device 11 penetrates through the lower portion of the gantry support 21. The slide rail assembly 28 includes a slide rail 281 and a slide block 282, the second support bracket 212 is connected to the slide block of the slide rail assembly, the slide rail is mounted on a frame of the lens assembly apparatus, and 214 is a drag chain for receiving an electric wire or a pipeline.

As shown in fig. 4, the X-axis linear module 24 in this embodiment is a power mechanism for driving the motor to rotate and move linearly, and includes a motor 241, a housing 242, a sliding table 243, a lead screw 244 and a lead screw nut 245, wherein the lead screw is disposed in the housing to rotate and is connected to a rotating shaft of the motor through a coupling 246, the lead screw nut is limited in the housing to move, the sliding table is connected to the lead screw nut, and the sliding table and the lead screw nut can also be integrated into an integral structure. The Y-axis linear module 25 and the Z-axis linear module 26 have the same or similar structures as the X-axis linear module 24, respectively.

As shown in fig. 5 to 6, the Y-axis linear module 25 is installed and connected to the gantry support 21 along the Y-axis direction, an air pipe connection plate 251 is installed and connected to a sliding table of the Y-axis linear module, a Z-axis linear module and a plurality of air pipe connectors 29 are installed on the air pipe connection plate 251, and the Y-axis linear module is used for driving the air pipe connection plate to move along the Y-axis direction and driving the assembly component to move.

The assembling component 23 is mounted on a sliding table of the Z-axis linear module 26 and used for grabbing the lens 31 from the material table and placing the lens on the lens barrel 30; the Z-axis linear module drives the assembly component 23 to move along the Z-axis direction; the assembly includes an attachment plate 231 and a grasping robot assembly 233.

Connecting plate 231 is installed on the slip table of Z axle straight line module 26, installs first vision camera 232 and snatchs manipulator subassembly 233 on the connecting plate, and first vision camera is used for detecting the lens cone of location on lens cone positioning jig, before lens cone 30 was put into to the lens, carries out the rotation of lens cone 30 and puts into in order to realize putting into with the counterpoint of lens 31, and first vision camera is through shooing, and photo image transmission system carries out analysis and contrast to obtain the position and the state information data of lens cone 30.

As shown in fig. 1, in the present embodiment, the grabbing robot assemblies 233 have two sets, which are disposed on two sides of the first vision camera 232, and are used for grabbing the lens 31 from the material table 27 and placing the lens into the lens barrel, and each grabbing robot assembly 233 includes a negative pressure nozzle 2331 externally connected to a negative pressure device to suck the lens, a calibration jaw 2332 located on a side of the negative pressure nozzle, and a nozzle driving assembly for driving the negative pressure nozzle to move up and down; the correcting clamping jaw is connected to the connecting plate, the lens sucked by the negative pressure suction head from the material platform is possibly deviated, the center of the lens is not overlapped with the central shaft of the negative pressure suction head and cannot be placed into the lens barrel, and the central position of the lens which needs to be corrected by the correcting clamping jaw is positioned on the central shaft of the negative pressure suction head; the purpose of using the negative pressure suction head 2331 and the matching correction jaw 2332 to grasp the lens is not only to improve the mounting accuracy of the lens but also to further improve the production efficiency.

The suction head driving assembly is arranged on the connecting plate 231 and comprises a suction head fixing frame 2334, a suction head sliding rail assembly 2335 and an air cylinder 2336, the negative pressure suction head is arranged on the suction head fixing frame, the air cylinder is arranged on the connecting plate, the suction head fixing frame is connected with the connecting plate through the suction head sliding rail assembly to move, and the suction head fixing frame is connected with a push rod of the air cylinder and is driven by the air cylinder to move.

As shown in fig. 7 to 8, the lens barrel positioning jig 22 is used for placing the lens barrel 30, the lens barrel conveying device 11 outputs the lens barrel 30 from one lens barrel positioning jig to the next, and the lens barrel positioning jig includes a base 221, a clamping jaw cylinder 222 and an induction switch 223; the clamping jaw cylinder and the inductive switch are connected to the base, the base 221 is installed on the frame 10 of the lens assembling device, the clamping jaw cylinder is used for clamping the lens barrel 30, the inductive switch 223 is used for sensing whether the lens barrel exists on the detection clamping jaw cylinder, the clamping jaw cylinder is preferably a three-jaw clamping jaw cylinder, and the lens barrel clamping device has the advantages that the three-jaw cylinder has a good automatic centering effect, and the position accuracy of the lens barrel is improved.

The sensing switch 223 is preferably a photoelectric sensing switch, the transmitter and the receiver of which are respectively disposed on the connecting brackets 224 on both sides of the clamping jaw cylinder 222, the connecting brackets 224 are mounted on the base, and the sensing switch determines the existence of the lens barrel by whether the photoelectric emitted from the transmitter is blocked.

In addition, lens cone positioning jig 22 is still including R axle motor, and R axle motor sets up in the base below or installs inside the base, and the pivot of R axle motor is connected on clamping jaw cylinder 222, and the rotatable connection of clamping jaw cylinder is on the base, and R axle motor drive clamping jaw cylinder rotates, has realized the rotation of lens cone in the R axle direction of assembly station. The R-axis motor is not shown in the figure, and can be selectively arranged on the frame because the base adopts a structure with a central cavity, and the rotating shaft of the R-axis motor penetrates through the base to be connected with the clamping jaw cylinder or can be directly arranged in the base and is connected with the clamping jaw cylinder.

As shown in fig. 9, the assembly station further includes a positioning assembly, the positioning assembly includes a first vision camera 232 and a second vision camera 234, the second vision camera is mounted on the frame and used for acquiring the position and state information of the lens on the negative pressure suction head, the second vision camera and the first vision camera are arranged in a reverse direction, the negative pressure suction head moves to the position right above the second vision camera after sucking the lens, the second vision camera takes a picture and transmits the picture image to the system for analysis and comparison so as to obtain the position and state information data of the lens, and according to the data, the running distance of the three-axis linear module and the rotation angle of the R-axis motor are controlled.

The principle of vision camera location lens cone 30 and lens 31 is that, first vision camera is used for shooing the location to the lens cone, and the second vision camera is used for shooing the location to the lens on the negative pressure suction head, and according to the lens cone 30 that first vision camera and second vision camera obtained and the status information of lens, the XY axle direction is to the position adjustment of lens, and the assembly station is controlled and is accomplished lens cone R axle adjustment through the rotation of R axle direction to realize the high accuracy equipment counterpoint of lens and lens cone.

The negative pressure suction head can be arranged in one group or multiple groups, for example, two groups are arranged, the lens A adsorbed by the negative pressure suction head A and the lens B adsorbed by the negative pressure suction head B are sequentially photographed above the second vision camera respectively, two groups of XY axis data needing to be adjusted are obtained through an algorithm, the first vision camera is used for photographing and positioning the lens barrel, two groups of data needing to be adjusted in the R axis direction are obtained through the algorithm, the lens A and the lens barrel are assembled by adjusting the states of the lens A and the lens barrel, and the lens B and the lens barrel are assembled by adjusting the states of the lens B and the lens barrel.

In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims

1. The utility model provides a multiaxis assembly station for camera lens equipment, including the frame, its characterized in that still includes:

an assembly component for grabbing parts and placing on the lens cone, an

2. The multi-axis assembly station for lens assembly according to claim 1, wherein the barrel positioning fixture includes a base, a jaw cylinder, an inductive switch, and an R-axis motor;

3. The multi-axis assembly station for lens assembly according to claim 1, wherein the assembly includes a connecting plate and a grabbing manipulator assembly, the grabbing manipulator assembly is mounted on the connecting plate, the connecting plate is mounted on the three-axis linear module, and the grabbing manipulator assembly is used for grabbing parts.

4. The multi-axis assembly station for lens assembly according to claim 3, wherein the gripper robot assembly comprises a negative pressure suction head, a correcting jaw, and a suction head driving assembly, the suction head driving assembly is mounted on the connecting plate, the negative pressure suction head is mounted on the suction head driving assembly, and the correcting jaw is connected to the connecting plate;

the negative pressure suction head is externally connected with a negative pressure device for sucking parts, the correcting clamping jaw is positioned on the lower side edge of the negative pressure suction head, and the position for correcting the parts is positioned in the center of the negative pressure suction head; the suction head driving assembly is used for driving the negative pressure suction head to move up and down.

5. The multi-axis assembly station for lens assembly according to claim 4, wherein the suction head driving assembly comprises a suction head fixing frame, a suction head sliding rail assembly and a cylinder, the cylinder is mounted on the connecting plate, and the suction head fixing frame moves up and down through the suction head sliding rail assembly;

the negative pressure suction head is arranged on the suction head fixing frame, the suction head fixing frame is connected to the connecting plate through the suction head sliding rail assembly, and the air cylinder drives the suction head fixing frame to move on the suction head sliding rail assembly.

6. The multi-axis assembly station for lens assembly of claim 1, wherein the three-axis linear modules comprise an X-axis linear module, a Y-axis linear module, a Z-axis linear module, a gantry support, and a slide rail assembly;

the two support frames of the gantry support are respectively connected to the X-axis linear module and the slide rail assembly, the X-axis linear module and the slide rail assembly are arranged on the rack, and the X-axis linear module is used for driving the gantry support to move along the X-axis direction; the Y-axis linear module is connected to the gantry support and used for driving the Z-axis linear module to move along the Y-axis direction; the Z-axis linear module is used for driving the assembling component to move along the Z-axis direction.

7. The multi-axis assembly station for lens assembly according to claim 6, wherein the gantry support includes a first support frame, a second support frame, and a cross plate connected to the two support frames;

8. The multi-axis assembly station for lens assembly according to claim 6, wherein the Z-axis linear module is mounted on the Y-axis linear module through a gas tube connection plate, the assembly component is mounted on the Z-axis linear module, and a plurality of gas tube connectors are disposed on the gas tube connection plate.

9. The multi-axis assembly station for lens assembly as recited in claim 1, further comprising a positioning assembly, the positioning assembly comprising a first vision camera and a second vision camera;

10. A lens assembling apparatus comprising a multi-axis assembling station for lens assembly as claimed in any one of claims 1 to 9.