KR200429184Y1 - Mold mold transportation and support devic of lens manufacturing equipment - Google Patents

Abstract

The present invention relates to a mold conveying and supporting apparatus of the spectacle lens manufacturing apparatus, and more particularly, to a mold conveying apparatus of the spectacle lens manufacturing apparatus which is simple in structure and easy to manufacture and drive.

The mold transport and support apparatus for manufacturing a lens according to the present invention includes upper and lower chucks on which molds are adsorbed and fixed; Elevating means comprising: a support for fixing the upper and lower mold chucks and lifting up and down, a screw shaft installed through the support, and a motor installed at one end of the screw shaft to rotationally drive the screw shaft; A main conveyor installed in two rows at a predetermined interval to transfer the upper mold and the lower mold, respectively; It characterized in that it comprises a tong means for holding the upper mold and the lower mold conveyed by the secondary conveyor at the same time.

Lens, Mold transfer, Conveyor, Mold chuck, Gripper means, Cylinder, Rod, Light sensor

Description

MOLD MOLD TRANSPORTATION AND SUPPORT DEVIC OF LENS MANUFACTURING EQUIPMENT}

1 is a side view showing an example of a mold transport and support device for manufacturing a lens according to the present invention,

Figure 2 is a plan view showing an example of a mold transport and support device for manufacturing a lens according to the present invention,

3 is a plan view showing an aggregation means configured in the mold transport and support device for manufacturing a lens according to the present invention,

Figure 4 shows an example of a conventional mold transfer and fixing means

  4a is a side view,

  4b is a plan view,

<Code Description of Main Parts of Drawing>

1: upper chuck

2: lower chuck

3: upper lifting means

  31: upper motor

  32: upper screw shaft

  33: upper support

4: lower lifting means

  41: lower motor

  42: lower screw shaft

  43: lower support

5: tongs means

  51: tongs

  52: transfer table

  53: cylinder

  54: reciprocating rod

6: main conveyor

  61: upper conveyor

  62: lower conveyor

  63: drive motor

  64: horizontal moving plate

  65 cylinder

  66: Reunion

  67: hinge pin

  68: cylinder

7: auxiliary conveyor

  71: upper conveyor

  72: lower conveyor

  73: drive motor

8: mold pushing means

  81: upper rod

  82: lower push rod

  83: cylinder

  84: support plate

The present invention relates to a mold conveying and supporting apparatus of the spectacle lens manufacturing apparatus, and more particularly, to a mold conveying and supporting apparatus of the spectacle lens manufacturing apparatus which is simple in structure and easy to manufacture and drive.

Furthermore, the present invention is to move the upper mold and the lower mold at the same time and to hold the moved molds with the forceps means, so that the two molds are aligned with each other and then fixed by the upper lower chuck, the upper lower chuck is lifted to adjust the height of the mold By realigning the upper mold and the lower mold once again, the molds are more precisely aligned, so that the sealing means taped on the outer circumferential surface of the molds is more tightly wound around the mold and the lens material leaks between the mold and the mold. The present invention relates to a mold conveying and supporting device of a spectacle lens manufacturing apparatus for conveying a mold so as to produce a more precise lens.

Typically, there are glass lenses made of glass and plastic lenses made of synthetic resin. Since plastic lenses are lighter than glass lenses, many plastic lenses are used for glasses.

Such plastic lenses are typically formed by injecting a polymer, the material of the lens, between two molds made of glass.

That is, the lens is disposed between two molds at predetermined intervals, and then taped to the outer circumferential surface of the mold or a gasket between the molds to seal the mold and the mold, and then a polymer or the like is formed between the two molds. It is formed by injecting lens material.

In such a lens manufacturing apparatus, an apparatus for conveying and fixing a mold is used. An example thereof is configured as shown in FIG.

That is, the conventional mold conveying and supporting apparatus is composed of a plurality of conveying means, tongs means and alignment means as shown in the overall structure is complicated and difficult to manufacture, there was a disadvantage that the alignment of the mold is not made sufficiently.

That is, the conventional mold conveying and supporting apparatus includes a conveyor (111, 112) for moving the mold, a suction plate 131 is driven by the operation of the cylinder to hold the mold transferred to the upper conveyor 111, and the suction The cylinder 121 which moves the plate 131 toward the mounting tongs 141, the pushing plate 122 which pushes the mold conveyed by the lower conveyor 112 to the side, and was pushed by the pushing plate 122 Mounting plate 132 for pushing the mold between the front mounting tongs 142, and a pair of mounting tongs 141, 142 which bite the sides of the mold moved through the suction plate 131 and the mounting plate 132 ), Support plates 145 and 146 for supporting a mold in the center of the mounting tongs 141 and 142, and a cylinder 148 for moving the mounting tongs 141 and 142 between the focusing holes and returning them to their original positions. The structure is complicated, but the alignment between the upper mold and the lower mold is achieved There was not supported disadvantages.

That is, since the upper mold and the lower mold are conveyed by the respective conveying means and tongs, not only the molds may be inclined during the conveyance but also the disadvantages that the respective moved molds are not exactly aligned with each other.

The present invention has been devised to solve the above problems, and an object thereof is to provide a mold transporting and supporting device of a spectacle lens manufacturing apparatus that is simple in structure and easy to manufacture and drive.

Furthermore, the present invention moves the upper mold and the lower mold at the same time, while holding the moved molds by the forceps means, the two molds are aligned with each other and then fixed by the upper lower chuck, and the upper lower chuck is lifted to adjust the height of the mold. By realigning the upper mold and lower mold once again during the process, the molds are more precisely aligned, so that the sealing means taped on the outer circumference of the molds is more tightly wound around the mold to prevent leakage of lens material between the mold and the mold. In addition, the object of the present invention is to provide a mold conveying and supporting device for a spectacle lens manufacturing apparatus for conveying a mold to produce a more precise lens.

Mold transport and support device for manufacturing the lens according to the present invention for achieving the above object is the mold, the upper and lower chucks are fixed; Elevating means comprising: a support for fixing the upper and lower mold chucks and lifting up and down, a screw shaft installed through the support, and a motor installed at one end of the screw shaft to rotationally drive the screw shaft; A main conveyor installed in two rows at a predetermined interval to transfer the upper mold and the lower mold, respectively; It characterized in that it comprises a tong means for holding the upper mold and the lower mold conveyed by the secondary conveyor at the same time.

In addition, the present invention is installed on the one side of the main conveyor is a secondary conveyor using the mold to one end of the main conveyor at a right angle to the main conveyor, and pushes the molds transported by the secondary conveyor on the opposite side of the main conveyor It further comprises a mold pushing means for moving to the main conveyor, wherein the auxiliary conveyor is composed of an upper conveyor and a lower conveyor, the mold pushing means is two push rods for pushing the mold and by the pneumatic pressure supplied therein By constructing a cylinder that stretches the rod and horizontally moves the rod simultaneously, the intended bar effect can be enhanced.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily understand and reproduce.

1 is a side view showing an example of a mold transport and support device for manufacturing a lens according to the present invention, Figure 2 is a plan view showing an example of a mold transport and support device for manufacturing a lens according to the present invention, Figure 3 It is a top view which shows the aggregation means comprised in the mold conveyance and support apparatus for lens manufacture.

As shown, a mold transport and support apparatus for manufacturing a lens according to the present invention includes: upper and lower chucks 1 and 2 on which molds 100 and 200 are adsorbed and fixed; Elevating means (3,4) for elevating and driving the upper and lower chucks (1, 2) up and down; A main conveyor 6 installed at upper and lower rows at regular intervals to transfer the upper mold 100 and the lower mold 200, respectively; It comprises a tong means 5 for holding the upper mold 100 and the lower mold 200 at the same time transported by the secondary conveyor (6).

The upper and lower chucks 1 and 2 are connected to a means for forming a predetermined vacuum by holding the molds 100 and 200 by vacuum in the same way as a vacuum chuck holding a mold configured in a conventional lens manufacturing apparatus. .

The upper and lower chucks 1 and 2 molds 100 and 200 should be moved up and down in a fixed state, and the lifting means 3 and 4 are moved by means of elevating the chucks 1 and 2 up and down. Equipped.

The elevating means (3, 4) consists of an upper elevating means (3) for elevating the upper chuck (1) and a lower elevating means (4) for elevating the lower chuck (2), as shown in FIG. It is provided to be symmetrical with each other up and down, and the overall configuration is similar, so only the upper lifting means 3 will be described in detail as an example.

The elevating means (3) is provided on a support (33) installed so that one end can be elevated in a predetermined vertical support, a screw shaft 32 provided through the support 33 and one end of the screw shaft It consists of the motor 31 which drives the screw shaft 32 to rotate.

The motor 31 is fixedly installed at the top or the middle of the pedestal.

The screw shaft 32 constituting the lifting means 3 is a conventional screw shaft with a spiral groove as shown in the drawing, and the support shaft 33 through which the screw shaft 32 is penetrated is formed in the screw shaft. Spiral grooves are formed to engage with the screw shaft 32 is rotated to drive the support 33 is moved up and down.

The power supplied to the motor 31 constituting the elevating means 3 is controlled by a predetermined control means, and a simple on / off switch or a microcomputer for automatic control may be used for such control means.

1, the upper conveyor 61 and the lower conveyor 62 are horizontally installed, and the motor 63 is installed in each of the main conveyors 6 as a means for driving the conveyor belt. .

The main conveyor 6 is configured to be narrower than the width between the clamping means 5, as shown in Figure 2 can be moved horizontally between the clamping means (50). In particular, the main conveyor 6 has a width smaller than the outer diameter of the molds 100, 200, as shown, so that the molds 100, 200 transported by the main conveyor 6 are caught by the clamping means 5. When the conveyor 6 and the tongs means 5 were prevented from contacting.

The main conveyor 6 is installed to be moved horizontally as shown in FIG.

As a means for horizontally moving the main conveyor (6), a lower portion of the main conveyor (6) is supported by a support, and a horizontal movable plate (64) which can be moved horizontally, and the horizontal movable plate (64). The horizontal cylinder 65 for horizontal movement is provided.

That is, the rod installed therein is expanded and contracted by the pneumatic pressure supplied to the inside of the horizontal cylinder 65, and the horizontal movable plate 64 is moved horizontally by the expansion and contraction of the rod.

In addition, the main conveyor (6) is installed at the same height as the tong means (5), and the mold 100, 200 by the tong means (5) must be moved to the rear in the state of holding the height of the Adjustment is required, and as a means for adjusting the height of the main conveyor 6, the entire structure including the horizontal movable plate 64 and the horizontal cylinder 65 is installed on the upper portion of the pivot 66.

Lowering only the residual portion of the main conveyor 6 rather than lowering the overall height of the main conveyor 6 prevents the main conveyor 6 from contacting the molds 100 and 200 held by the tong means 5d0. Since the pivot 66 may be installed to lower the height of the front end of the main conveyor 6, the hinge pin may be formed at the rear end of the support as a means for lowering the front end of the main conveyor 6. 67) so that the rear end of the pivot 66 can be pivotably installed, and a vertical cylinder 68 is installed at the front of the pivot 66 to raise and lower the front end of the pivot 66. (66) was allowed to be brought back.

The clamping means 5 for holding the molds 100 and 200 is installed at the end of the rod 54 which is horizontally stretched by the pneumatic pressure supplied to the cylinder 53 fixed to the vertical support as shown in FIG. 2. Two conveyors 52 and fixed to each of the conveyors 52, the inclined groove 512 is formed on the surface facing each other, the roller 511 on both sides around the inclined groove 512 ) Is installed, the height of which comprises the tongs 51 formed larger than the distance between the upper, lower conveyor (61, 62) constituting the main conveyor.

As shown in FIG. 3, the tongs part 51 has an inclined groove 513 formed at a portion where the molds 100 and 200 are held, and rollers 512 are formed on both sides of the inclined groove 513. When the mold 100, 200 is installed, the mold 100, 200 moves along the inclined surface of the inclined groove 513 to be pushed to the deepest depth of the inclined groove 513 so that the positions of the mold are aligned.

The nipper 51 may further include a support plate 511 that may be attached to a sensor 9 capable of detecting the molds 100 and 200, and may support bottom surfaces of the molds 100 and 200. Can be configured.

The mold transport and support device for manufacturing a lens configured as described above may transfer molds 100 and 200 directly through the main conveyor 6, but is assisted to one side of the main conveyor 6 for easier mold transfer. The conveyor 7 can be installed further.

The subsidiary conveyor 7 installed at one side of the main conveyor 6 is installed to form the main conveyor 6 at a right angle, and the overall configuration is the upper conveyor 71 and the lower conveyor (like the main conveyor 6). 72 and the motor 73. The position of the subsidiary conveyor 7 is such that the rear end of the main conveyor 6 and the side of the subsidiary conveyor 7 are adjacent to each other when the main conveyor 6 is sufficiently moved backward as shown in FIG. 1. Is installed on.

In addition, the mold pushing means 8 for pushing the molds 100 and 200 conveyed by the subsidiary conveyor 7 to the main conveyor 6 on the side opposite to the main conveyor 6 of the subsidiary conveyor 7. It is further provided.

The mold pushing means 8 includes two rods 81 for pushing the molds 100 and 200, and a cylinder 82 for horizontally moving the rods 81 by stretching the rod by pneumatic pressure supplied therein. It consists of.

The push rod 81 constituting the mold pushing means 8 is formed in a thin plate shape as shown in the figure, and an inclined groove is formed in an intermediate portion facing the molds 100 and 200 to form the molds 100 and 200. In the pushing process, the molds 100 and 200 were prevented from being pushed laterally.

Hereinafter, the operation of the mold transport and support device for manufacturing a lens according to the present invention.

The mold 100 and 200 in which the shape of the lens is dug is placed on the right end of the main conveyor 6, and the upper mold 100 and the lower part are driven when the conveyor 6 is driven while the molds 100 and 200 are raised. The mold 200 is moved at the same time.

When the molds 100 and 200 are moved to the left end of the main conveyor 6, the tongs 5 are driven to move the tongs 51 toward the molds 100 and 200 so that the upper mold 100 is moved. It is caught by the upper portion of the tongs 51, the lower mold 200 is caught by the lower portion of the tongs 51.

At this time, the inclined grooves 513 formed in the tongs part 51 are pushed into the mold 100 and 200 by the inclined grooves on both sides, and the inclined grooves 51 are pushed into the deep parts, thereby the upper mold 100 and the lower mold 200. ) Are aligned with each other.

When the molds 100 and 200 are gripped by the clamping means 5, the vertical cylinder 68 supporting the front end of the main conveyor 6 is operated so that the front end of the main conveyor 6 is lowered and sufficiently lowered. The cylinder 66 is activated to pull the main conveyor 6 backwards.

As such, after the main conveyor 6 retreats, the elevating means 3 is driven. The upper and lower chucks 1 and 2 are raised or lowered by the elevating means 3 so that the molds 100 and 200 are moved. When it is moved to a position where the chucks 1 and 2 are vacuumed and the molds 100 and 200 are grabbed, the clamping means 5 is driven in the opposite direction and separated from the molds 100 and 200.

In this way, while the molds 100 and 200 are fixed by the chucks 1 and 2, the lifting means 3 and 4 are driven again to adjust the height of the molds 100 and 200 to adjust the distance between the molds. After adjusting the distance between the molds, the outer peripheral surfaces of the molds are taped, and then lens material is injected between the molds to form a lens.

Although the present invention has been described with reference to preferred embodiments, many modifications and variations are possible without departing from the scope and spirit of the present invention as set forth by the claims below.

As described in detail above, the present invention has the effect that it is possible to provide a mold conveying apparatus of the spectacle lens manufacturing apparatus that is simple in structure and easy to manufacture and drive.

In addition, the present invention is to move the upper mold and the lower mold at the same time, while holding the moved molds by the forceps means, the two molds are aligned with each other and then fixed by the upper lower chuck, the upper lower chuck is lifted to adjust the height of the mold In the process of re-aligning the upper mold and the lower mold once again has the effect of making the molds more accurately aligned.

In addition, the present invention has an effect that the sealing means taped to the outer peripheral surface of the molds more tightly wound around the mold to prevent the lens material from leaking between the mold and the mold, as well as to produce a more precise lens by accurately aligning the mold. .

Although the present invention has been described with reference to the accompanying drawings, it will be apparent to those skilled in the art that many various obvious modifications are possible without departing from the scope of the present invention from this description. Therefore, the present invention may be construed limited only by the words of the appended claims.

Claims (3)

Upper and lower chucks 1 and 2 to which the molds 100 and 200 are adsorbed and fixed; Support shafts 33 and 43 to which the upper and lower mold chucks 1 and 2 are fixed and lifted up and down, screw shafts 32 and 42 installed through the support shafts 33 and 43, and the screw shafts Elevating means (3, 4) provided at one end of the (32, 42) and configured to include motors (31, 42) for rotationally driving the screw shafts (32, 42); A main conveyor 6 installed horizontally in constant two rows and moving the entire mold horizontally to transfer the upper mold 100 and the lower mold 200, respectively; Mold transport and support device for manufacturing a lens, characterized in that it comprises a tong means (5) for holding the upper mold (100) and the lower mold (200) transported by the secondary conveyor (6) at the same time. The method of claim 1, The tong means (5) includes two feeders (52) installed at the end of the rod (54) horizontally stretched by pneumatic pressure supplied to the cylinder (53) fixed to the vertical support; The inclined grooves 512 are fixedly installed on the transfer trays 52 and face each other, and rollers 511 are installed on both sides of the inclined grooves 512, and the height thereof is increased. Mold transport and support device for manufacturing a lens, characterized in that it comprises a forceps (51) formed larger than the distance between the upper, lower conveyor (61, 62) constituting the main conveyor. The method of claim 2, The main conveyor 6 is fixedly installed on the upper portion of the horizontal movable plate 64, and the bottom of the horizontal movable plate 64 is stretched by a pneumatic pressure supplied therein to horizontally move the horizontal movable plate 64. It is provided with a cylinder 65 to move, the lower end of the cylinder 65 and the horizontal movable plate 65 is provided with a pivot 66 is hinged to the support by the hinge pin 67 at one end thereof. In addition, a lower portion of one side of the pivot 66 is provided with a cylinder 68 for pivoting the pivot 6 about the hinge pin 67. On one side of the main conveyor 6, an auxiliary conveyor 7 using molds 100 and 200 as one end of the main conveyor 6 is installed to form the main conveyor 6 vertically, and the auxiliary conveyor ( On the opposite side of the main conveyor 7 is further provided with a mold pushing means 8 for pushing the molds 100 and 200 carried by the subsidiary conveyor 7 to be moved to the main conveyor 6. The subsidiary conveyor 7 is composed of an upper conveyor 71 and a lower conveyor 72, and the mold pushing means 8 is provided with two push rods 81 for pushing the molds 100 and 200 and therein. Mold transport and support device for manufacturing a lens, characterized in that consisting of a cylinder (82) for horizontally moving the rod (81) by stretching the rod by pneumatic pressure.

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