KR20100024653A - Position apparatus for cut lens - Google Patents

Abstract

PURPOSE: A processed lens positioning apparatus is provided to prevent scratches from being formed on a lens or the lens from dropping by steadily transferring the processed lenses through vacuum suction. CONSTITUTION: A processed lens positioning apparatus comprises a base(21), a support, a first and a second lens transfer device(50,70). The first lens transfer device absorbs the lens on a gate cutting device(30) and places the lens in a stand-by tray(40). The second lens transfer device places the lens of the stand-by tray in a collecting tray(60). The first and the second lens transfer device comprise posts(51,71), a multi-axis robot(72), a vacuum sucker(73), and a controller(22). The post is vertically fixed on the left and the right of the top of the base. The multi-axis robot is supported on the post. One or more vacuum suckers are installed in the multi-axis robot. The controller controls the devices.

Description

Processed lens position device {POSITION APPARATUS FOR CUT LENS}

The present invention relates to a processed lens position device, and more particularly, to an improved processed lens position device for allowing the lens separated from the injection molded product to be stably and securely fully received as the gate of the injection molded product is cut in all directions. It is about.

For example, an optical pickup lens used in a device for reading data recorded on a compact disc (CD) or a digital video disc (DVD) is commonly referred to as a collimator lens and an objective lens.

In the optical pickup lens manufacturing method, the injection molding of the lens is injection molded, the lens is cut from the injection molding of the injected lens, and the cut lens is loaded into the coating lens storage jig. Both surfaces of the lens housed in the lens housing jig are coated. In this way, a process of inspecting the lens that has been coated is carried out by loading only a good lens in a shipping tray.

In more detail, the lens injection process is performed by integrally molding a plurality of lenses connected by a runner 3 as shown in FIG. 1 from the material of the lens using an injection molding machine. This is a process of molding the injection molded product 1 of the lens. The above-described cutting process of the lens is a process in which an operator cuts the lens 5 from the injection molded product 1 of the lens by hand using a cutting jig and stores the lens 5 in the lens carrying jig.

In addition, the loading process is a process in which an operator picks the side surface of the lens in the lens transport jig using a vacuum tweezers and inspects the cut surface, and then loads one by one into the lens storage jig for coating.

In addition, the coating process is a process of coating both surfaces of the lens 5 by loading a plurality of coating lens storage jig loaded with the lens 5 to the coating apparatus.

In addition, the above-described packaging shipping step is a process of inspecting the coating film of the lens 5, and loading the good lens into a shipping tray.

The conveyance of the lens 5 cut in the lens manufacturing process as described above is conveyed by hand, for example, tweezers, etc., resulting in decreased productivity.

In order to solve this problem, a lens clamp device for clamping and transferring a lens in the lens cutting device has been devised, but the lens clamp device is complicated in structure and it is difficult to clamp the lens stably. As a result, a large number of lens defects occur, resulting in a drop in productivity.

In order to solve this problem, the lens processing system of Korean Patent Registration No. 10-0567791 (2006-03-29) has been devised by the present applicant.

However, the system as described above is also an injection molding 10 in which a plurality of lenses 14 are molded in four directions, that is, injection molding in which four lenses 14 are molded in four directions for mass production. 10), it is difficult to apply the transfer operation of the lens 14 in the conventional system.

In addition, the conventional system has a problem in that the structure is complicated and the manufacturing cost and maintenance cost are high.

In addition, the conventional system has a problem in that productivity is reduced due to the structure of the device, and automation is not performed for the entire process, so that it is difficult to cope with a failure, resulting in a decrease in productivity.

In FIG. 2, reference numeral 11 denotes a sprue.

The present invention was created in order to solve the above problems, and the processed lens position device for the gate is cut from the injection molded product formed in a plurality of lenses in all directions, so that the lens separated from the injection molded product is automatically and stably transported and received. The purpose is to provide.

Processed lens position device of the present invention for achieving the above object, the base; A support installed on the base; It is installed on the support, the lens is installed on one side of the gate cutting device for cutting the lens from the injection molded in four directions so as to adsorb the lens in the gate cutting device to be stored in the standby tray installed on one side of the gate cutting device A first lens transfer device; A second lens transfer device installed at one side of the first lens transfer device to adsorb the lens accommodated in the standby tray and installed at one side of the standby tray to be accommodated in a collection tray which finally collects the lens; In this case, the first and second lens transfer apparatus, the post and the vertical fixed to the upper left and right of the base; A multi-axis robot apparatus supported and installed on the post; At least one vacuum suction device installed in the multi-axis robot device and moving in the multi-axis direction to vacuum-adsorb the lens; And a controller installed at one side of the base to control the devices.

According to an embodiment of the present invention, the processed lens cut by the gate cutting device is absorbed by the vacuum adsorption device of the first lens transfer device and quickly transferred to the standby tray at once, and then the vacuum adsorption device of the second lens transport device. Since it is accommodated in the furnace collection tray, the transfer of the processing lens is performed by the automatic operation.

Therefore, since the process lens can be safely and stably transported in two times by vacuum adsorption, the processing lens can be safely and stably transferred, so that no abnormality, for example, scratches, does not occur in the process lens during dropping or transfer of the process lens.

In addition, since the transfer of the processing lens is performed by the automatic operation, productivity is improved, and thus, a product defect does not occur as described above, thereby reducing cost.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 is a plan view schematically showing the configuration of the processing lens position device according to the present invention, FIG. 4 is a front view showing the main configuration of FIG. 3, and FIG. 5 is a side view of FIG. Is shown.

6 is a front view illustrating another main configuration of FIG. 3, and FIG. 7 is a side view of FIG. 6.

Referring to each of these figures, the processing lens position device according to the present invention includes a base 21 and a lens 14 formed in all directions as installed in the base 21 and shown in FIG. It is installed on one side of the gate cutting device 30 for cutting the gate 13 of the injection molding 10 to separate the lens 14 from the injection molding 10 to adsorb the lens 14 in the gate cutting device 30 The first lens transfer device 50 to be accommodated primarily in the standby tray 40 installed on one side of the gate cutting device 30, and is provided on one side of the first lens transfer device 50, the standby tray 40 And a second lens transfer device 70 installed on one side of the atmospheric tray 40 to absorb the lens 14 accommodated in the 6) and to be accommodated in the collection tray 60 for collecting the lens 14. do.

In addition, the first and second lens transfer devices 50 and 70 are provided to be fixed to the posts 51 and 71 vertically fixed to the upper left and right sides of the base 21, and are supported while being supported on the upper portions of the posts 51 and 71. A multi-axis robot device (52, 72), at least one of the multi-axis robot device (52, 72), the vacuum suction device (53, 73) for conveying in the multi-axis direction and vacuum-adsorbing the lens 14, and the base ( 21 is configured to include a controller 22 installed on one side and controlling all devices such as the gate cutting device 30 and the first and second lens transfer devices 50 and 70.

As shown in FIGS. 3 and 4, the first and second lens transfer devices 50 and 70 are installed to face each other on the left and right sides of the gate cutting device 30 with respect to the gate cutting device 30. .

In addition, the vacuum suction device 53 of the first lens transfer device 50 is provided on the one side of the injection molded product 10 by the amount of the lens 14 formed. That is, as shown in FIG. 2, four lenses 14 are molded on one side of the injection molded product 10, so that the main portion A of FIGS. 5 and 5 is shown in detail as shown in FIG. 8. And four vacuum adsorption devices (53).

On the other hand, the processing lens 14 in the above-described or later description, the lens 14 is cut by the gate cutting device 30, conveyed by the first and second lens transfer device (50, 70) and finally received lens 14 ) Means.

In addition, as shown in FIGS. 6 and 7, the vacuum suction device 73 of the second lens transfer device 70 is constituted by at least one. In other words, the vacuum suction device 73 of the second lens transfer device 70 can be configured with only one. That is, in the case of the vacuum suction device 73 of the second lens transfer device 70, there is no problem even if the lenses 14 are transferred one by one from the standby tray 40 to the collection tray 60 at a higher speed. Only the vacuum suction device 73 may be provided.

3, 4, and 6, the multi-axis robot apparatuses 52 and 72 are provided with rail apparatuses 52a and 72a and vacuum adsorption apparatuses 53 provided in the rail apparatuses 52a and 72a. Cylinder units 52b and 72b provided on one side of the rail devices 52a and 72a to move the 73 and 73 in the forward and reverse directions, and the vacuum suction devices 53 and 73 to move in the vertical direction. It comprises a lifting device 52c, 72c provided in one side of 53,73.

In addition, the configuration of the vacuum suction apparatuses 53 and 73 of the first and second lens transfer apparatuses 50 and 70 is the same. Therefore, the vacuum suction device 53 of the first lens transfer device 50 will be described by way of example. As shown in FIG. 8, the vacuum suction device 53 is a fixed block for fixing the vacuum suction device 53. A position shaft 53b provided at least one perpendicularly to the fixing block 53a, and a position pad 53c provided at the front end of the position shaft 53b to directly adsorb the lens 14; And a spring 53d which is installed on the position shaft 53b to the rear of the position pad 53c to absorb the up and down impact force of the position pad 53c, and is installed on one side of the fixing block 53a. And a position stopper 53e for holding and supporting 53b).

3 and 4, a plurality of seating grooves 41 and 61 are disposed at predetermined intervals in the standby tray 40 and the collection tray 60 to allow the lens 14 to be seated therein. The standby tray 40 and the collection tray 60 are integrally provided. That is, the standby tray 40 and the collection tray 60 are linked together.

On the other hand, the gate cutting device 30, the work block 32 is slidably installed by the slide device 31 installed on the base 21 and the injection block 10 is seated on the upper surface, and this operation A lower cutting device 31a fixed to four sides of the block 32 and having a lower cutter 33 for cutting the gate 13 of the injection molded product 10, and an upper portion of the lower cutting device 31a. In the upper block 35 is installed so as to be able to move up and down, the upper block 35 is fixed to the four sides of the upper block 35, the upper cutter for cutting the gate 13 of the injection molding 10 together with the lower cutter 33 (not shown) It is configured to include an upper cutting device (31b) having a).

And the embodiment of the atmospheric tray 40 will be described with reference to FIG. 9, the first lens transfer device 50 of the first lens transfer device 50 to adsorb all of the processing lens 14 molded in all directions of the injection molding 10 at once If the right side of the vacuum adsorption device 53 has a 'L' shape, the left side has a '??' shape. Of course, the opposite can also be true. That is, the entire gate 13 of the injection molding 10 is cut at once, and the vacuum adsorption device 53 or the standby tray of the first lens transfer device 50 for accommodating the separated lens 14 at once. The form of 40 is comprised similarly.

However, in the substrate according to the present invention, the configuration of the vacuum suction device 53 of the first lens transfer device 50 is only one embodiment, and if the shape of the standby tray 40 is changed, the vacuum suction device ( 53 may also be changed, and vice versa.

On the other hand, in Figs. 3 and 4, reference numeral 63 denotes a support for supporting the collection tray, and reference numeral 64 denotes a slide device for moving the collection tray back and forth.

The operation of the processing lens position device according to the present invention having the configuration as described above is as follows.

Referring back to the drawings, the processed lens position device according to the present invention, first, the gate 13 of the injection molding 10 is cut by the gate cutting device 30 to separate the lens 14 from the injection molding 10 do. Then, the working block 32 of the lower cutting device 31a moves forward of the base 21 along the slide device 31.

When the work block 32 moves in front of the base 21 in this manner, the first lens transfer device 50 installed on the left and right sides of the gate cutting device 30 moves the lens 14 separated from the injection molding 10 to the work block ( Go to 32).

Subsequently, the vacuum suction device 53 of the first lens transfer device 50 sucks the lens 14. At this time, the first lens transfer device 50 on the left side sucks half of the lens 14 on the work block 32, and the other half of the lens 14 is vacuum suction device of the first lens transfer device 50 on the right side. 53 adsorbs.

Thus, the lens 14 is vacuum-adsorbed by the vacuum suction device 53 of the first lens transfer device 50, so that the lens 14 is finally and safely from the working block 32 of the lower cutting device 31a. Can be accommodated in the collection tray (60).

When the vacuum adsorption device 53 of the first lens transfer device 50 that has adsorbed the lens 14 is moved upward and left and right, the standby tray 40 is next to the first lens transfer device 50. Go to. At this time, since the standby tray 40 and the collection tray 60 are integrally provided, they are simultaneously transferred together. The vacuum suction device 53 of the first lens transfer device 50 descends and accommodates the lens 14 adsorbed on the transferred air tray 40.

In this case, seating grooves 41 are formed in the left and right waiting trays 40 by the number of lenses 14 formed in the injection molding 10, and the shape of the waiting tray 40 is also cut at once. It is preferable that all of the 14 be formed in the standby tray 40. Therefore, since the lens 14 is formed in all directions of the injection molding 10, the shape of the left and right atmospheric trays 40 is also preferably formed accordingly.

However, the shape of the standby tray 40 in the present invention is not limited to the embodiment shown in the drawings, the shape of the standby tray 40 may also be changed according to the configuration of the first lens transfer device 50. .

In addition, the lenses 14 accommodated in the atmospheric tray 40 may include the vacuum suction device 73 of the second lens transfer device 70 installed near (rear) the first lens transfer device 50. Is adsorbed to the collection tray (60).

In this case, since the collection tray 60 is provided in front and rear, when the lens 14 is transferred to the collection tray 60 located next to the second lens transfer apparatus 70, the second lens transfer apparatus ( 70) moves only from side to side.

On the other hand, when the collection tray 60 is in front of or behind the second lens transfer apparatus 70, the second lens transfer apparatus 70 does not move forward and backward, and the collection tray 60 does not move forward and backward. As a result, it is positioned next to the second lens transfer device 70. Therefore, the second lens transfer device 70 only moves left and right, and does not move forward and backward.

That is, the movement of the first and second lens transfer apparatuses 50 and 70 that absorbs and transfers the lens 14 is as simple and short as possible. It prevents from falling off from the scratch or the vacuum adsorption apparatus (53,73), it is to be stored in the seating grooves (41, 61) of the standby tray 40 and the collection tray 60 accurately.

When all of the processing lenses 14 are collected in the collection tray 60 by such a simple, fully automatic repeating process, only the collection tray 60 is replaced, and then the continuous automatic process is performed.

As described above, the present invention has been described with reference to one embodiment shown in the drawings, but this is only an example, and those skilled in the art may make various modifications and equivalent embodiments therefrom. Will understand. Therefore, the true scope of protection of the present invention should be defined only by the appended claims.

1 and 2 are schematic perspective views of an injection molded product in which a plurality of lenses are integrally formed;

3 is a plan view schematically showing the configuration of the processing lens position device according to the present invention.

4 is a front view showing the main portion of FIG.

5 is a side view of FIG. 4.

FIG. 6 is a front view showing another main configuration of FIG. 3; FIG.

7 is a side view of FIG. 6;

FIG. 8 is a detailed view of the main portion showing the details of the main portion A of FIG. 5; FIG.

9 is another embodiment of a standby tray.

<Description of the symbols for the main parts of the drawings>

21.Base

30. Gate Cutting Device

40. Standby Tray

50. First Lens Transfer Device

60. Collection Tray

70. Second lens transfer device

Claims (6)

A base; A support installed on the base; It is installed on the support, the lens is installed on one side of the gate cutting device for cutting the lens from the injection molded in four directions so as to adsorb the lens in the gate cutting device to be stored in the standby tray installed on one side of the gate cutting device A first lens transfer device; A second lens transfer device installed at one side of the first lens transfer device to adsorb the lens accommodated in the standby tray and installed at one side of the standby tray to be accommodated in a collection tray which finally collects the lens; and, In this case, the first and second lens transfer device, A post fixedly installed at right and left sides of the base; A multi-axis robot apparatus supported and installed on the post; At least one vacuum suction device installed in the multi-axis robot device and moving in the multi-axis direction to vacuum-adsorb the lens; And a controller installed at one side of the base to control the devices. The method of claim 1, The first and second lens transfer devices are respectively disposed on left and right sides of the gate cutting device. The method of claim 1, The vacuum suction device of the first lens transfer device, Process lens position device, characterized in that made in the form of the standby tray. The method of claim 1, The multi-axis robot device, A rail device; A cylinder device installed on one side of the rail device to move the vacuum suction device installed in the rail device in a forward and backward direction; And a lifting device provided on one side of the vacuum suction device to move the vacuum suction device in the up and down direction. The method of claim 1, The vacuum adsorption device, A fixed block; A position shaft installed at least one perpendicular to the fixed block; A position pad provided at a front end of the position shaft to directly suck the lens; A spring installed in the position shaft to the rear of the position pad to absorb an up and down impact force of the position pad; And a position stopper installed at one side of the fixed block to fix and support the position shaft. The method of claim 1, The waiting tray and the collecting tray are provided with a plurality of seating grooves for allowing the lens to be seated and received, and the standby tray and the collecting tray are integrally provided.

Images