KR100815204B1 - Equipment of fixing measured object and tracer for measuring a degree of spectacle lens with that - Google Patents

Abstract

An apparatus of clamping a measuring object and a tracer for measuring the degree of a spectacle lens with the same are provided to precisely measure the degree of lens for rimmed or rimless spectacles without an error by applying the apparatus of clamping the measuring object to the tracer. A measuring object clamping apparatus(50) includes a pair of clipper covers, a grip unit, and a clamping unit. The clipper covers are opened and closed with facing each other and receive and support the measuring object. The grip unit has a pair of clip rods to grip the measuring object from the upper and lower sides and vertically moves the clip rods toward and away from each other. The clamping unit makes the clip rods close to each other by the grip unit in a free moving state of the clipper cover and makes the clip rods apart from each other in a clamped state of the clipper cover so as to grip the measuring object in vertical direction.

Description

Equipment of fixing measured object and tracer for measuring a degree of spectacle lens with that}

1 is a perspective view of a tracer for measuring spectacle lens dimensions according to the present invention.

Figure 2 is a perspective view of the clipper cover is removed in Figure 1;

Figure 3 is an enlarged perspective view of the measuring object holding device in the tracer for measuring the spectacle lens dimensions according to the present invention.

4 is an exploded perspective view of FIG. 1.

Figure 6 is a perspective view showing the measurement object for outer diameter applied to the present invention.

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

10: Tracer for measuring spectacle lens dimensions 12: Body

14: top frame 20: clipper cover

30: separation means 50: measuring object fixing device

52: drive motor 54: rotation axis

56: cam 58: shock absorber

60 cover 62 elastic member

64: friction pad 66: bracket

70: elastic member 72: first clip link

74: lifting shaft 78,86: clip rod

80,88: gear portion 82: second clip link

The present invention relates to a measuring object fixing device and a tracer for measuring spectacle lens dimensions having the same, and more particularly, when measuring an outer diameter or an inner diameter of an object to be measured (such as an eyeglass lens), It relates to a measuring object holding device and a spectacle lens dimension measuring tracer having the same, so that the measurement is performed so that accurate measurement can be made.

In general, with the development of various imaging techniques, there are many opportunities for contacting television, video, computers, and the like from infancy, and reading a lot, so that vision loss occurs a lot.

Therefore, as a means for correcting poor vision or to secure better vision, more and more people are wearing glasses or contact lenses. In the case of contact lenses, care must be taken continuously and eye diseases must be maintained. It is a reality that more people wear glasses relatively easy to manage because side effects can occur.

Recently, glasses are also recognized as a fashion and are provided in various colors, materials, and various designs. Each eyeglass frame has a unique line, and the lenses must be processed and fitted accordingly.

Conventionally, as described above, the lens was manually processed and fitted for each spectacle frame, but in this case, it is difficult to process smoothly without skilled workers, and the glasses themselves are expensive, and the defect rate is also high, and the customer satisfaction is not so high. There was a problem.

In recent years, a tracer for automatically measuring the dimensions of the lens fitting portion of each spectacle frame is provided, and a processing apparatus for automatically processing the lens by the data measured by the tracer is provided to solve the above problems. It was.

However, in the case of the conventional tracer for measuring the spectacle lens dimensions, the configuration of the fixing support means for fixing and supporting the specified spectacle frame is very complicated, thereby difficult to assemble and produce, there was a problem of high manufacturing cost.

The present invention has been devised in view of the above problems, the configuration is simple, easy to assemble and produce, according to the production cost is low, as well as to securely secure the measurement object in one operation, It is an object of the present invention to provide a reliable measuring object fixing device by measuring dimensions.

In addition, the present invention by applying the above-described measuring object fixing device to the tracer for measuring the size of the glasses to measure the dimensions of the rim lens or rimless lens more completely, and to transmit the measured data to the processing device, It is possible to provide eyeglasses at a lower cost by producing a precise spectacle lens without error, and to increase the reliability of the product, and to increase customer satisfaction, there is another purpose.

The measuring object holding device of the present invention for achieving the above object is a pair of clipper cover (Cliper cover) which is opened and closed facing each other, the object to be seated, supported; A gripping means protruding inwardly of the clipper cover and holding a pair of clip rods for holding the object to be measured in an up and down direction, and holding and holding the clip rods up and down in an opposite direction; The gripping means is operated in conjunction with each other, so that the pair of clip rods are opened by the gripping means in the free flow state of the clipper cover, and in the fixed state of the clipper cover. It characterized in that it comprises a fixing means for the clip rods of the retracted state to be held in the vertical direction.

In this case, the fixing means includes a drive motor installed on one side of the clipper cover, a rotating shaft rotated according to the rotation of the drive motor, a cam arranged on a predetermined portion of the rotating shaft, and the cam according to the rotation. It is preferable that the configuration including the brake means in close contact with or spaced apart from the upper frame surface of the main body.

Here, the brake means is fixed to one side of the clipper cover, the bracket is spaced apart at regular intervals with respect to the upper frame surface of the main body, the friction pad having a vertical gap between the through hole of the bracket, and the friction pad It is preferable to include an elastic member coupled to the, and to give a force to always lift the friction pad in the upward direction, and the pressure shock absorber coupled to the elastic member, in close contact with the cam to be elevated according to the rotation of the cam. .

At this time, the brake means is provided with a cover having a through hole for guiding the lifting and lowering of the shock absorber, the cover is preferably provided in the bracket.

On the other hand, the gripping means is in close contact with the cam of the fixing means, the lifting shaft which is elevated according to the rotation of the cam, and the lifting shaft is fixed to the one end of one end in the axial direction, and the lifting shaft is fixed once On the other end of the other end of the pair of clip rods, one of the clip rods, which is fixed in the axial direction, one side of the first clip link formed with a gear portion, the gear portion of the first clip link and Gear portion to be engaged is formed, one end of the pair of clip rods, it is preferable to include a second clip link is fixed to the other one of the clip rods that are not fixed to the first clip link. .

In this case, it is preferable that the first clip link and the second clip link are rotatably installed by a predetermined angle with respect to the clipper cover, respectively, and more preferably, the first clip link is approximately ' It is made of a 'b' shape, one end of the lifting shaft is installed, the other end of the other one of the clip rod is installed, the central portion is constructed with a hinge to the clipper cover, the lifting shaft and One of the clip rods is to be up and down by mutual seesaw action.

In addition, it is also preferred that an elastic member is provided between the elevating shaft provided on the first clip link and the bracket to impart a force to always pull the elevating shaft down.

In addition, the first clip link is fixed to the clip rod positioned in the lower side of the pair of clip rods, the second clip link is fixed to the clip rod located at the top of the pair of clip rods It is preferable to be.

On the other hand, the tracer for measuring the spectacle lens dimension having the measuring object fixing device having the above-described configuration, the target in the pattern having the workpiece of the same size and shape as the lens installed on the frame of the Ute or rimless Measuring means having a measuring rod rotating along the outer diameter of the workpiece and measuring the inner diameter or the outer diameter thereof; A main body on which the measuring means is built; It characterized in that it comprises a measuring object fixing device of the above configuration.

In this case, the clipper covers of the object to be fixed may be further provided with a separation means for opening and closing at the same interval, more preferably, the clipper covers are always closed to the separation means. Is further provided with an elastic means to have a force.

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

1 is a perspective view of a tracer for measuring spectacle lens dimensions according to the present invention, Figure 2 is a perspective view of the clipper cover is removed in FIG. Figure 3 is an enlarged perspective view of the measuring object fixing device in the tracer for measuring the spectacle lens dimensions according to the invention, Figure 4 is an exploded perspective view of FIG.

As shown, the measurement object fixing device 50 according to the present invention, the hexahedral-shaped frame forms a main body 12, the upper frame 14 of the main body 12, the spectacle frame or the measurement object (hereinafter referred to as , A pair of clipper covers 20 on which the object to be measured is collectively mounted is supported to be movable in a direction facing each other.

The clipper cover 20 is configured to be spaced apart or retracted at equal intervals by the separation means 30 installed on one side of the upper frame 14 of the main body 12. As the conventional elastic means is provided, the clipper covers 20 are opened when a constant external force is applied, and the clipper covers 20 are automatically closed by the elastic means when a constant external force is not applied. It consists of a configuration, such a configuration is already known technology, the specific configuration and operation relationship will be omitted.

On the other hand, inside the main body 12 is provided with measuring means (not shown) for measuring while rotating the dimensions of the object to be seated and supported by the clipper covers 20, the clipper cover ( When the measurement object is seated and supported by 20), the measurement rod of the measurement means protrudes to the upper portion of the main body 12 to measure the inner diameter or the outer diameter of the measurement object, which is also a known technique. Specific configuration and operation relationship will be omitted.

The pair of clipper covers 20 is formed in a substantially L-shape consisting of a horizontal portion and a vertical portion integrally, the vertical portion is formed with a long hole 22 of a predetermined length on both sides.

One of the components constituting the holding means for gripping the object to be measured in the vertical direction into the clipper cover 20 through the long hole 22, a pair of clip rods 78 and 86, respectively ) Are protruded, the clip rods (78, 86) are responsible for holding the object to be measured in the vertical direction while being squeezed up or down by the other holding means described later.

Of the clip rods 78 and 86, an end of the clip rod 78 positioned below is fixed to one surface of one end side of the first clip link 72 constituting the gripping means.

The first clip link 72 is formed in an approximately 'b' shape, and one end of the clip rod 78, which is located below the clip rods 78 and 86, is installed at one end side thereof in an axial direction. On the other end of the opposite side, the lifting shaft 74 protruding at a predetermined length is provided in the axial direction, and on one side of the central side thereof, the hinge 76 is pivotally rotatable with respect to the clipper cover 20. It is installed.

Accordingly, the first clip link 72 is a seesaw operation is performed by the lever principle from the hinge 76. That is, when the lifting shaft 74 constructed on one end side surface of the first clip link 72 is raised, the first clip among the pair of clip rods 78 and 86 starting from the hinge 76. The lower clip rod 78 arranged on the other end side of the link 72 is lowered. On the contrary, when the lifting shaft 74 is lowered, the lower clip rod 78 is raised starting from the hinge 76. .

In addition, a gear portion 80 is formed on the inner surface of the central portion of the first clip link 72, and a second clip link 82 having a gear portion 88 engaged with the gear portion 80 is formed. The second clip link 82 is provided with a hinge 84 in an axial direction rotatably with respect to the clipper cover 20 on one side end surface on which the gear portion 88 is formed. On one side of the other end, an end of the upper clip rod 86 paired with the lower clip rod 78 provided in the axial direction on the first clip link 72 is provided in the axial direction.

Therefore, the second clip link 82 is engaged in the seesawing action of the first clip link 72 because the gear portion 88 is engaged with the gear portion 80 of the first clip link 72. It is linked together.

That is, when the lifting shaft 74 of the first clip link 72 is raised, the clip rod 78 located below the pair of clip rods 78 and 86 from the hinge 80 descends. In this case, the second clip link 82 is rotated upward from the hinge 84 because the gear portion 88 is engaged with the gear portion 80 of the first clip link 72. When the clip rod 86 located above the bar is lifted, a pair of clip rods 78 and 86 are opened to each other.

On the contrary, when the lifting shaft 74 of the first clip link 72 is lowered, of the pair of clip rods 78 and 86 starting from the hinge 76, the lower clip rod 78 is raised. In this case, the second clip link 82 is rotated downward from the hinge 84 because the gear portion 88 is meshed with the gear portion 80 of the first clip link 72. When the upper clip rod 86 is lowered, a pair of clip rods 78 and 86 are collapsed.

Therefore, when the lifting shaft 74 is raised, the pair of clip rods 78 and 86 are kept open, and when the lifting shaft 74 is lowered, the pair of clip rods 78, 86 are in a closed state, and the holding means includes: the lifting shaft 74, the first clip link 72, the second clip link 82, and the pair of clip rods 78, 86. It will be included.

On the other hand, the clipper cover 20 is fixed to the upper frame 14 of the main body 12 or free flow while interlocking the gripping means below the horizontal portion and the vertical portion of the clipper cover 20. Fixing means for enabling this are provided.

The fixing means is arranged on a driving motor 52 driven by an electrical signal, a rotating shaft 54 of a predetermined length rotated by the driving of the driving motor 52, and a predetermined portion of the rotating shaft 54, The cam 56, which raises and lowers the lifting shaft 74 of the gripping means in accordance with the rotation thereof, and the friction is released or the friction is released from the upper frame 14 surface of the main body 12 in accordance with the rotation of the cam 56 And brake means for fixing or releasing the clipper cover 20.

The brake means is fixed to one side of the clipper cover 20, the bracket 66 is spaced at regular intervals with respect to the surface of the upper frame 14 of the body 12, the through hole of the bracket 66 A friction pad 64 having a vertically spaced gap with respect to the friction pad, an elastic member 62 coupled with the friction pad 64, and giving a force to always lift the friction pad 64 in an upward direction, and the elastic member It is coupled to, and is in close contact with the cam 56, and comprises a pressure shock absorber 58 which is elevated according to the rotation of the cam 56.

Here, the cover 60 is provided with a through hole for guiding the lifting and lowering of the pressure shock absorber 58, wherein the cover 60 is preferably fixed to the bracket 66.

In addition, since the elastic member 70 is connected to the lifting shaft 74 of the gripping means and the bracket 66 of the brake means, the lifting shaft 74 always has a downward force.

Referring to the operation relationship between the measuring object holding device having the configuration as described above and the tracer for measuring the spectacle lens dimensions having the same as follows.

First, as described above, the fixing means for fixing the clipper cover 20 with respect to the upper frame 14 of the main body 12 or release the fixing to allow free flow, and the clipper cover ( The gripping means for gripping the object to be seated in 20) is said to work in conjunction.

Accordingly, the state in which the fixing means is released and the clipper covers 20 are freely flowable on the upper frame 14 of the main body 12 is such that the clip rods 78 and 86 of the holding means are separated from each other. The object to be measured is not held, and the clipper covers 20 are fixed to the upper frame 14 of the main body 12 by the fixing means. 86) they are held together to grasp the object to be measured.

As described above, while the fixing means and the gripping means are released, the clipper covers 20 are slightly spread and the object to be measured (eyeglass frame) is seated, and each clip rod having a pair of the object to be measured ( Place the clipper cover 20 that was open while being sandwiched between the 78 and 86.

Then, the clipper covers 20 are retracted by the restoring force provided by the elastic means provided in the separation means 30 which opens or retracts the clipper covers 20 at the same interval. It is pressed on both sides to fix the position.

In this state, when the operation signal is applied to the fixing means, the driving motor 52 is driven to rotate the rotating shaft 54 by a predetermined angle.

The cam 56 is also rotated in association with the rotation of the rotary shaft 54. At this time, when the cam portion of the cam 56 is pressed down while being in close contact with the pressure pushing bar 58 of the brake means, the pressure pushing bar 58 In addition, the elastic member 62 and the friction pad 64 coupled to each other are pressed down, and the friction pad 64 is brought into close contact with the upper frame 14 surface of the main body 12 to have a friction force.

Thus, the clipper cover 20 in which the bracket 66 of the brake unit is fixed is maintained while the free flow of the upper frame 14 of the main body 12 is interrupted.

At the same time, as the cam portion of the cam 56 is rotated toward the brake means, the force pushing the lifting shaft 74 of the gripping means is released and one end of the bracket 66 of the lifting shaft 74 and the brake means. The lifting shaft 74 is pulled down by the elastic restoring force of the elastic member 70 connected thereto.

As the elevating shaft 74 is pulled down, the first clip link 72 is pivoted by the seesaw action starting from the hinge 76 built in the clipper cover 20 at its central portion, and laid at the other end thereof. The lower clip rod 78 is lifted up.

At the same time, the second clip link 82 in which the gear portion 80 of the first clip link 72 and the gear portion 88 are engaged is also started from the hinge 84 built in the clipper cover 20. While rotating downward, the upper link rod 86 built on the other end is lowered down.

That is, the brake means of the fixing means is operated and the pair of clip rods 78 and 86 of the holding means are gripped in a direction facing each other to grip the measured object up and down. .

As described above, the object to be measured is fixed in the vertical direction by the gripping means, and the object to be measured is fixed in the front and rear direction as the clipper covers 20 are fixed. In this state, the measurement rod of the measuring means installed below the main body 12 protrudes according to the next input signal, and the measurement is performed while rotating the inner diameter of the object to be measured, such as a spectacle frame.

On the other hand, Figure 5 is a perspective view showing the measurement object for measuring the outer diameter to be applied to the present invention, as shown, the pattern 90 is provided with the measurement object 94 having an outer diameter on the plate 92 of a predetermined thickness ), The plate 92 of the pattern 90 is gripped by the gripping means, and then the outer diameter of the object 94 may be measured.

That is, in recent years, a lot of rimless glasses are also provided, in the case of the rimless glasses can not measure the inner diameter, by providing a pattern 90 is installed on the rimless glasses by measuring the object to fit the dimensions of the lens applied to the rimless as described above The exact outer diameter of the lens to be applied can be measured.

As such, after measuring the inner diameter or the outer diameter of the object to be measured, the measured measurement value is input to the cutting device as data, and the cutting device cuts the lens or the like according to the input dimensional data to the desired shape and size of the lens. Production is easy.

On the other hand, when the measuring means is lowered after measuring both the inner diameter or the outer diameter of the object to be measured, the fixing means is released according to a separate input signal and the holding means are also released to release the object to be measured.

That is, the operation signal is input to the fixing means, and the driving motor 52 is driven to rotate the rotating shaft 54 by a predetermined angle.

The cam 56 is also rotated in association with the rotation of the rotary shaft 54. At this time, when the cam portion of the cam 56 is raised in close contact with the lifting shaft 74 of the holding means, the first clip link ( 72 is rotated by the seesaw action from the hinge 76 arranged on the clipper cover 20 at the center thereof, and the lower link rod 78 built on the other end is lowered.

At the same time, the second clip link 82 in which the gear portion 80 of the first clip link 72 and the gear portion 88 are engaged is also started from the hinge 84 built in the clipper cover 20. As it rotates upward, the upper link rod 86 built up at the other end is lifted up.

In addition, since the cam portion of the cam 56 is in close contact with the pressure push bar 58 of the brake means, the elastic member 62 coupled with the pressure push bar 58 is applied to the friction pad 64 by elastic restoring force. Pulled up, the friction pad 64 is released from the friction while being spaced apart from the upper frame 14 surface of the body 12.

Thus, the clipper cover 20 provided with the brake means is in a state in which free flow with respect to the upper frame 14 surface of the main body 12 is possible.

That is, the brake means of the fixing means is released, and the pair of clip rods 78 and 86 of the holding means are released from each other to release the measured object. And the fixing to the front and rear direction is completely released, and at this time, the distance between the clipper covers 20 and the object to be taken out.

As described above, according to the measuring object fixing device according to the present invention, after fixing the measuring object having the inner diameter or the measuring object having the outer diameter at the same time in the vertical direction and the front and rear direction at the same time, By being able to measure the dimension, there is an effect that the measurement of the correct dimension is made.

In addition, the means for completely and simultaneously fixing the object to be measured in the vertical direction and the front and rear direction is linked to operate in a simple configuration, due to the simplification of the configuration there is an effect that the manufacturing cost is low.

In addition, when the measuring object holding device as described above is applied to a tracer for measuring spectacle lenses, the measurement data is precisely measured and the measurement data is provided to the processing apparatus without error. It is possible to manufacture a precise spectacle lens, there is a very useful effect that can provide a cheaper glasses and the reliability of the product is increased to eventually increase the customer satisfaction.

Claims (12)

A pair of clipper covers which are opened and closed to face each other and on which the object to be measured is seated and supported; A gripping means protruding inwardly of the clipper cover and holding a pair of clip rods for holding the object to be measured in an up and down direction, and holding and holding the clip rods up and down in an opposite direction; The gripping means is operated in conjunction with each other, so that the pair of clip rods are opened by the gripping means in the free flow state of the clipper cover, and in the fixed state of the clipper cover. And a fixing means for closing the clip rods of the clip rods so as to be held in the vertical direction. The method of claim 1, The fixing means, the drive motor is installed on one side of the clipper cover, A rotating shaft rotated according to the rotation of the drive motor; A cam constructed at a predetermined portion of the rotating shaft; And a brake means that is in close contact with or spaced from the upper frame surface of the main body according to the rotation of the cam. The method of claim 2, The brake means is fixed to one side of the clipper cover, the bracket is spaced apart a predetermined interval with respect to the upper frame surface of the main body, Friction pads having a vertical play with respect to the through hole of the bracket, An elastic member coupled to the friction pad and providing a force to always lift the friction pad upward; And a pressure shock absorber coupled to the elastic member and in close contact with the cam to be elevated in accordance with the rotation of the cam. The method of claim 3, wherein The brake means has a cover having a through hole for guiding the lifting and lowering of the pressure shock absorber, the cover is installed on the bracket. The method of claim 3, wherein The holding means, the lifting shaft is in close contact with the cam of the fixing means to be moved in accordance with the rotation of the cam, The elevating shaft is fixedly installed on one surface of one end thereof in the axial direction, and the other of the pair of clip rods of the pair of clip rods is fixedly fixed on the other side of the other end opposite to the one end on which the elevating shaft is fixedly installed. The first clip link and the gear portion is formed on one side of the upper surface. A gear part meshed with a gear part of the first clip link, and a second end of one of the pair of clip rods, on which one other clip rod which is not fixed to the first clip link, is fixed; Measurement object holding device comprising a clip link. The method of claim 5, And the first clip link and the second clip link are rotatably installed at a predetermined angle by a hinge with respect to the clipper cover, respectively. The method of claim 5, The first clip link is formed in a substantially 'b' shape, one end of the lifting shaft is installed, the other end of which one of the clip rod is installed, the central portion is hinged to the clipper cover And the clip shaft is up and down by mutual seesaw action. The method of claim 5, And a resilient member which is provided between the lifting shaft installed in the first clip link and the bracket, which provides a force to always pull down the lifting shaft. The method of claim 5, Clip rods positioned below the pair of clip rods are fixedly installed in the first clip link, and clip rods positioned above the pair of clip rods are fixedly installed in the second clip link. A device to be measured. Measuring means having a measuring rod measuring the inner diameter or the outer diameter while being rotated along the outer diameter of the object in the pattern having the same size and shape as the lens installed on the frame or the frame of the Ute eyeglass frame; A main body on which the measuring means is built; A tracer for measuring spectacle lens dimensions, comprising the measuring object fixing device according to any one of claims 1 to 9. The method of claim 10, Tracer for measuring the dimensions of the spectacle lens, characterized in that it further comprises a separation means for causing the clipper covers of the measuring object holding device to be opened and closed at the same interval. The method of claim 11, The separation means is a tracer for measuring the spectacle lens dimensions, characterized in that the elastic means is provided so that the clipper covers always have a force to be pinched.

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