CN204524735U - An automatic lens locking machine - Google Patents

Abstract

The utility model discloses an automatic lens locking machine, including a working platform, the key points of the technical solution are that a walking bracket capable of horizontally reciprocating movement between multiple working positions is also set up on the working platform, an automatic clamping mechanical arm capable of simultaneously grabbing or placing components from multiple working positions is provided on the walking bracket, a lens longitudinal driving mechanism for driving the lens placing platform to move longitudinally is provided at the lower part of the lens placing table, a finished product longitudinal driving mechanism for driving the finished product placing table to move longitudinally is provided at the lower part of the finished product placing table, and a lateral movement compensation driving mechanism for laterally pushing the lens longitudinal driving mechanism or the finished product longitudinal driving mechanism is provided on the working platform. The utility model provides an automatic lens locking machine, which utilizes a rodless cylinder to drive a bearing base, and then cooperates with an automatic assembly mechanism to assemble lenses and lenses, realizes precise positioning, and can perform multi-station assembly operations at one time, replacing manual operations, and realizing automated operations.

Description

An automatic lens locking machine

【Technical field】

The utility model relates to the field of lens assembly equipment for photographic or camera devices, in particular to an automatic lens locking machine.

【Background technique】

With the popularity of mobile phones and tablet computers, the functions of mobile terminals have become more powerful, especially the indispensable lens group in imaging functions. Among them, the assembly process of the lens and its base accessories and other parts requires extremely high precision, so as to reduce the optical axis eccentricity, phase error and other imaging defects caused by improper assembly. How to quickly and accurately complete the lens and base The assembly and assembly of the machine, realizing automation, thereby replacing the cumbersome manual operation, has always been the research direction of technicians.

【Content of invention】

The purpose of this utility model is to overcome the deficiencies in the prior art, and provide an automatic lens locking machine, which uses a rodless cylinder to drive the bearing base, and then cooperates with an automatic assembly mechanism to assemble and assemble the lens and the base to achieve precise positioning, and can be used multiple times at a time. The station assembly operation replaces manual operation, realizes automatic operation, improves efficiency, and greatly reduces the occurrence of defective products.

The utility model is achieved through the following technical solutions:

An automatic lens locking machine, including a working platform, characterized in that the working platform is horizontally provided with a lens placement platform for placing the lens tray, a locking device for locking the lens and the base accessories, and a base for placing the base accessories Placement platform, on the working platform, there is a finished product placement platform for placing locked finished product trays between the lens placement platform and the locking device or between the locking device and the base placement platform, and the working platform is also set up There is a walking support capable of reciprocating laterally between the lens placement platform, locking device, finished product placement platform and base placement platform. The placing table and the automatic clamping mechanical arm that grabs or places components at multiple positions in the base placing table, the lower part of the lens placing table is provided with a lens longitudinal driving mechanism that drives the lens placing table to move longitudinally, and the finished product placing table The lower part is provided with a finished product longitudinal drive mechanism that drives the finished product placement table to move longitudinally, and the working platform is provided with a lateral movement compensation drive mechanism that laterally pushes the lens longitudinal drive mechanism or the finished product longitudinal drive mechanism.

An automatic lens locking machine as described above is characterized in that the walking frame is equipped with a lens that can simultaneously take out the lens from the lens tray on the lens placement platform and place it into the finished product tray on the finished product placement platform. Two automatic clamping mechanical arms of the finished product. The automatic clamping mechanical arms are equipped with negative pressure adsorption heads that can be lifted to clamp the lens or base accessories. The walking support is driven by a cylinder or a hydraulic cylinder or a motor. Linear slides slide.

An automatic lens locking machine as described above is characterized in that the working platform is provided with a lateral movement compensation driving mechanism for pushing the lens placement table to move laterally, and the lateral movement compensation driving mechanism includes a screw rod and a driving wire The screw rod of the rod drives the motor, and the lower part of the lens placement platform is provided with a linear slide rail that supports the sliding of the lens placement platform.

An automatic lens locking machine as described above is characterized in that the locking device includes a three-jaw chuck and a chuck motor that drives the three-jaw chuck to clamp or loosen the lens, and the lower part of the chuck motor There is a locking driving part that supports and drives the three-jaw chuck and the chuck motor to rotate horizontally and is equipped with a torque overload protection device.

An automatic lens locking machine as described above is characterized in that the base placement platform includes a preliminary working position where the base accessory is clamped by the automatic clamping mechanical arm, and a base accessory vibratingly transported to the preliminary working position. For the vibrating feeder, the base accessory preparation area is equipped with an infrared detection device that detects that components are removed by the automatic clamping mechanical arm and controls the start of the vibrating feeder.

An automatic lens locking machine as described above is characterized in that one of the automatic clamping mechanical arms is provided with a height-adjustable height-limiting sensor head, and a height-limiting sensor head is provided next to the locking device to cooperate with the height-limiting sensor head. The head judges that the negative pressure adsorption head on the automatic clamping mechanical arm locks down and locks the height limit stroke switch whose displacement height is less than the set value.

The above-mentioned automatic lens locking machine is characterized in that there is an alarm between the finished product placement platform and the base placement platform to place an alarm for the locked height limit stroke switch due to the insufficient fastening and locking of the lens and the base accessories. And the NG product placement box of the locked components of the NG taken out by the automatic clamping mechanical arm.

An automatic lens locking machine as described above is characterized in that a plurality of lens placement platforms, locking devices, finished product placement platforms and base placement platforms are arranged longitudinally in parallel on the working platform; Correspondingly, multiple sets of the automatic clamping mechanical arms are arranged side by side.

An automatic lens locking machine as described above is characterized in that a ring-shaped positioning base protruding from the side of the automatic clamping mechanical arm is provided to clamp and drive the negative pressure adsorption head up and down. The peripheral edge of the base is provided with a plurality of positioning holes into which positioning screw rods can be inserted to adjust the horizontal and vertical positions of the negative pressure adsorption head.

The above-mentioned automatic lens locking machine is characterized in that a body casing is erected on the outside of the working platform, and a touch screen controller is provided on the body casing to set automatic operation parameters and control the operation of the machine.

Compared with the prior art, the utility model has the following advantages:

An automatic lens locking machine of the present utility model utilizes a horizontally movable walking bracket and an automatic clamping mechanical arm installed on it, and is used in multiple placement areas of the lens placement platform, locking device, finished product placement platform and base placement platform. Take out the lens and base accessories from the tray placed on the top, and send them to the locking device to complete the automatic assembly, and then send them to the finished product placement table. The lens tray and the locked finished product tray are placement trays with different matrix spacing. The lens placement table and The finished product placement table can move longitudinally to match the pick-and-place action of the automatic robotic arm, and one of the lens placement table or the finished product placement table can also compensate for the lateral movement of the drive mechanism through lateral movement, and cooperate with the walking bracket to compensate for the difference in the matrix spacing of the matrix tray , and multi-stations can also work in parallel at the same time, which improves the assembly efficiency. While the alignment is accurate, the equipment is also equipped with a protection device to prevent parts from being damaged due to inaccurate alignment or excessive locking torque, so as to realize efficient automation. Operation.

【Description of drawings】

Fig. 1 is a perspective view of the utility model;

Fig. 2 is a perspective view of the utility model;

Fig. 3 is a partial schematic view of the working platform of the present utility model;

Fig. 4 is a partial schematic view of the working platform of the present utility model;

Fig. 5 is a schematic side view of the utility model;

Fig. 6 is a partial schematic view of the utility model working platform;

Fig. 7 is a partial schematic diagram of the working platform of the utility model;

Fig. 8 is a partial schematic view of the working platform of the utility model;

Fig. 9 is a partial schematic view of the attached device of the utility model;

Fig. 10 is a partial schematic diagram of the annular positioning base of the present invention;

Fig. 11 is a schematic cross-sectional view of the annular positioning base of the present invention.

【Detailed ways】

An automatic lens locking machine, comprising a working platform 1, on which a lens placement table 11 for placing a lens tray 21, a locking device 12 for locking a lens and a base accessory, and a base accessory are arranged in sequence on the working platform 1 The base placement platform 14, the working platform 1 is provided with a finished product placement tray 22 between the lens placement platform 11 and the locking device 12 or between the locking device 12 and the base placement platform 14. Table 13, the working platform 1 is also set up with a walking support 15 that can move laterally between the lens placement platform 11, the locking device 12, the finished product placement platform 13 and the base placement platform 14, and the walking support 15 It is provided with an automatic clamping robot arm 151 that can grab or place components from multiple positions in the lens placement platform 11, locking device 12, finished product placement platform 13 and base placement platform 14 at the same time. The lower part of table 11 is provided with a lens longitudinal drive mechanism 111 that drives the lens placement table 11 to move longitudinally, and the lower part of the finished product placement table 13 is provided with a finished product longitudinal drive mechanism 131 that drives the finished product placement table 13 to move longitudinally. 1 is provided with a lateral movement compensating drive mechanism 16 that laterally pushes the lens longitudinal drive mechanism 111 or the finished product longitudinal drive mechanism 131 . The automatic clamping robot arm can automatically pick and place the lens or base accessories. The vertical drive mechanism of the finished product and the lens vertical drive mechanism move the matrix tray on which the lens is placed and the matrix tray on which the base accessories are placed. When the matrix pitch of the finished matrix tray is different from that of the lens matrix tray, the lateral movement compensation drive mechanism compensates for the pitch difference by lateral movement.

The walking support 15 is provided with two automatic clamping mechanical arms 151 that can simultaneously take out the lens from the lens tray 21 on the lens placement platform 11 and place the finished product in the finished product tray 22 on the finished product placement platform 13 , the automatic clamping mechanical arm 151 is provided with a liftable negative pressure suction head 152 for clamping the lens or base accessories, and the walking support 15 is driven by a cylinder or a hydraulic cylinder or a motor to slide along a linear slide rail.

The working platform 1 is provided with a lateral movement compensation driving mechanism 16 for pushing the lens placement table 11 to move laterally, and the lateral movement compensation driving mechanism 16 includes a screw rod 161 and a screw drive motor 162 for driving the screw rod. The lower part of the lens placement platform 11 is provided with a linear slide rail 112 that supports the lens placement platform 11 to slide thereon.

The locking device 12 includes a three-jaw chuck 121 and a chuck motor 122 that drives the three-jaw chuck 121 to clamp or loosen the lens. The lower part of the chuck motor 122 is provided with a support and drives the three-jaw chuck The head 121 and chuck motor 122 rotate horizontally and are equipped with a locking driving part 123 of a torque overload protection device.

The base placement platform 14 includes a preparatory work position 141 for preparing base accessories clamped by the automatic clamping mechanical arm 151 and a vibrating feeder 142 for vibrating and transporting base accessories to the preparatory work position 141. The base accessory preparation area 141 is provided with an infrared detection device 143 that detects that components are taken away by the automatic clamping robot arm 151 and controls the activation of the vibrating feeder 142 . The infrared detection device ensures that the base accessories are transported to the preliminary working position, waiting for the automatic clamping manipulator to be taken out.

One of the automatic clamping mechanical arms 151 is provided with a height-adjustable height-limiting sensing head 153, and the locking device 12 is equipped with a height-limiting sensing head 153 to determine whether the automatic clamping mechanical arm 151 is The negative pressure suction head 152 locks down the height limit travel switch 124 whose displacement height is less than the set value. When the automatic clamping arm moves down to place the base accessories on the lens lock on the locking device, the inaccurate alignment will cause the locking height to be abnormal, and the locking height limit travel switch will give an early warning to avoid damage to components.

Between the finished product placing platform 13 and the base placing platform 14, there is placed a locking height-limiting travel switch 16 alarming due to insufficient fastening and locking of the lens and the base accessories, and is taken out by the automatic clamping mechanical arm 151. The NG product placement box 17 of the locking components and parts of NG. Semi-finished products that are not aligned or locked in place will be sent to the NG product storage box without affecting the continuous operation of the equipment.

A plurality of lens placement platforms 11, locking devices 12, finished product placement platforms 13, and base placement platforms 14 are longitudinally and parallelly arranged on the working platform 1, and multiple groups of the automatic lens placement platforms 15 are arranged vertically and side by side on the walking support 15. Clamp the mechanical arm 151 .

Protruding from the side of the automatic clamping mechanical arm 151, there is a circular positioning base 154 that clamps and drives the negative pressure adsorption head 152 up and down. The peripheral edge of the positioning base 154 is provided with a plurality of positioning wires that can be inserted. The rod 155 is used to adjust the positioning hole 156 of the horizontal and vertical positions of the negative pressure suction head 152 .

A body shell 17 is erected on the outside of the working platform 1, and a touch screen controller 18 is provided on the body shell 17 for setting automatic operation parameters and controlling the operation of the machine.

The working principle and process of the equipment: after the equipment is started, the matrix tray for placing the lens and the matrix tray for placing the finished product are respectively placed on the lens placing platform and the finished product placing platform, and the walking bracket drives the automatic clamping mechanical arm equipped with a vacuum adsorption head to move laterally At the first station, the automatic clamping arm on the right first clamps and takes out a lens from the matrix tray where the lens is placed. At this time, the automatic clamping arm on the left is above the finished product placement table and is empty. At this time, the walking bracket Move to the second station to the left, the automatic clamping arm on the right puts the lens into the locking device for clamping, the automatic clamping arm on the left is located above the base placement platform, and is taken out by the vibrating feeder The base accessories are transported to the preparatory working station, and then the walking frame moves to the right to the third station. At this time, the automatic clamping mechanical arm on the left moves the clamped base accessories down to the locking device to match the lens, and locks at the same time. The locking driving part of the attached device drives the three-jaw chuck and the lens to lock with the base accessories. After the torque overload protection device of the locking driving part operates to complete the locking, the automatic clamping mechanical arm on the left takes out the finished product, and the right The automatic clamping arm of the machine is empty, and then the walking support moves to the first station to the left. The automatic clamping arm on the left places the locked finished product in the finished product matrix tray, while the automatic clamping arm on the right Take out the second lens, and the matrix tray where the lens is placed has been moved longitudinally by the matrix spacing of the lens matrix tray by the lens longitudinal drive mechanism, and then repeat the above locking action; after the second lens is locked with the base accessories, The walking support moves to the first station again, and the automatic clamping robot arm on the left places the second locking finished product in the finished product matrix tray, and the matrix tray on which the locked finished product is placed has been driven longitudinally by the finished product longitudinal drive mechanism The matrix spacing of a finished matrix tray is moved, and at the same time, the automatic clamping arm on the right takes out the third lens, and the matrix tray on which the lens is placed has been driven by the lens longitudinal drive mechanism to move longitudinally again by the matrix spacing of a lens matrix tray. If the matrix pitch of the finished matrix tray is different from the matrix pitch of the lens matrix tray, the vertical drive mechanism of the finished product and the longitudinal drive mechanism of the lens can move different distances to match the different pitches; repeat the above actions until the lenses in the vertical row on the lens matrix tray are locked. Completed and placed on the finished matrix tray in a vertical row; when the automatic clamping arm on the right side needs to take out the lens again, the walking support will move horizontally from the first station by the matrix spacing of the finished matrix tray, and then it can start to Finished products are placed in the second vertical row on the finished matrix tray, and because the matrix spacing of the finished matrix tray is different from that of the lens matrix tray, the lateral movement compensation drive mechanism will drive the lens matrix tray and the lens placement table to move laterally to compensate for the finished matrix tray. The difference between the matrix spacing of the lens matrix tray and the matrix spacing of the lens matrix tray. For example, if the matrix spacing of a lens matrix tray is 10mm, and the matrix spacing of a finished matrix tray is 8mm, then the walking support moves 8mm laterally, and the lateral movement compensation drive mechanism moves 2mm laterally to compensate , so that the automatic clamping mechanical arms on the left and right sides can pick and place operations at the same time; the working level There are multiple sets of parallel automatic clamping mechanical arms through the walking bracket on the platform, which can perform multi-station locking operations at the same time.

Claims (10)

1. an automatic lens locks machine, comprise workbench (1), it is characterized in that described workbench (1) is upper and be laterally provided with the camera lens mounting table (11) placing camera lens pallet (21) successively, for the base mounting table (14) of the locking apparatus (12) and pedestal for placed accessory that lock camera lens and foundation fittings, described workbench (1) is provided with the finished product mounting table (13) that placement locks finished goods pallet (22) between described camera lens mounting table (11) and locking apparatus (12) or between described locking apparatus (12) and base mounting table (14), on described workbench (1) also erection have can described camera lens mounting table (11), locking apparatus (12), the mobile roof support (15) of transverse reciprocating movement between finished product mounting table (13) and base mounting table (14), described mobile roof support (15) is provided with can simultaneously from described camera lens mounting table (11), locking apparatus (12), multiple positions in finished product mounting table (13) and base mounting table (14) capture or place the automatic clamping machine mechanical arm (151) of components and parts, described camera lens mounting table (11) bottom is provided with the camera lens longitudinal driving mechanism (111) driving described camera lens mounting table (11) to vertically move, described finished product mounting table (13) bottom is provided with the finished product longitudinal driving mechanism (131) driving described finished product mounting table (13) to vertically move, described workbench (1) is provided with the transverse shifting laterally promoting described camera lens longitudinal driving mechanism (111) or finished product longitudinal driving mechanism (131) and compensates driving mechanism (16).

2. a kind of automatic lens according to claim 1 locks machine, it is characterized in that described mobile roof support (15) is provided with two the automatic clamping machine mechanical arm (151) can taken out camera lens in the camera lens pallet (21) described camera lens mounting table (11) simultaneously and place finished product in the ready-made tray (22) on described finished product mounting table (13), described automatic clamping machine mechanical arm (151) is provided with the liftable negative-pressure adsorption head (152) in order to clamp camera lens or foundation fittings, described mobile roof support (15) drives linearly slide rail to slide by cylinder or hydraulic cylinder or motor.

3. a kind of automatic lens according to claim 1 locks machine, it is characterized in that described workbench (1) is provided with the transverse shifting promoting described camera lens mounting table (11) transverse shifting and compensates driving mechanism (16), described transverse shifting compensates the screw mandrel drive motors (162) that driving mechanism (16) comprises screw mandrel (161) and drives screw mandrel, and described camera lens mounting table (11) bottom is provided with the linear slide rail (112) supporting described camera lens mounting table (11) and slide thereon.

4. a kind of automatic lens according to claim 1 locks machine; it is characterized in that described locking apparatus (12) comprises three-jaw chuck (121) and drives described three-jaw chuck (121) to clamp or the chuck motor (122) of the camera lens that gets loose, described chuck motor (122) bottom be provided with support and drive described three-jaw chuck (121) and chuck motor (122) to horizontally rotate and torque force overload protective device is housed lock drive division (123).

5. a kind of automatic lens according to claim 1 locks machine, it is characterized in that described base mounting table (14) comprises the preparation work position (141) that clamped by described automatic clamping machine mechanical arm (151) of preparation foundation fittings and the vibrations feeder (142) to described preparation work position (141) vibrations conveying foundation fittings, described foundation fittings dark zone (141) is provided with detecting components and parts and is taken away by described automatic clamping machine mechanical arm (151) and control the infrared arrangement for detecting (143) that described vibrations feeder (142) starts.

6. a kind of automatic lens according to claim 1 locks machine, it is characterized in that automatic clamping machine mechanical arm (151) described in one of them is provided with Height Adjustable limit for height inductive head (153), described locking apparatus (12) is other be provided with coordinate described limit for height inductive head (153) to judge the upper negative-pressure adsorption head (152) of described automatic clamping machine mechanical arm (151) locks that displacement height is less than setting value downwards locks limit for height travel switch (124).

7. a kind of automatic lens according to claim 1 locks machine, it is characterized in that being provided with between described finished product mounting table (13) and base mounting table (14) placing because of camera lens and foundation fittings is fastening locks not in place and lock limit for height travel switch (16) described in causing and report to the police and the NG product holder (17) locking components and parts of the NG taken out by described automatic clamping machine mechanical arm (151).

8. a kind of automatic lens according to claim 1 locks machine, it is characterized in that described workbench (1) is above parallel longitudinal and be provided with multiple described camera lens mounting table (11), locking apparatus (12), finished product mounting table (13) and base mounting table (14), the upper longitudinal correspondence side by side of described mobile roof support (15) is provided with the described automatic clamping machine mechanical arm (151) of many groups.

9. a kind of automatic lens according to claim 2 locks machine, it is characterized in that protruding from described automatic clamping machine mechanical arm (151) side to be provided with and to clamp and drive the annular positioning base (154) that described negative-pressure adsorption head (152) is elevated, described positioning base (154) circumferential edges is provided with multiplely can insert the locating hole (156) that positioning screw rod (155) regulates the horizontal and vertical position of described negative-pressure adsorption head (152).

10. a kind of automatic lens according to claim 1 locks machine, it is characterized in that described workbench (1) outside erection organism shell (17), described body fuselage (17) is provided with setting automatic job parameter and controls the touch screen controller (18) of board running.