KR20200130062A - Dimension measurement device and dimension measurement jig structure therewith - Google Patents

Abstract

Various embodiments of the present invention relate to a jig for measuring the size of a measurement target and an apparatus including the same. According to various embodiments, the jig for size measurement includes: a jig body including at least one light guide; and a lighting part placed adjacent to the first side of the jig body. The light guide includes: an opening formed on the first side of the jig body; a first optical path switching member for switching moving paths of light provided from the lighting part through the opening; and a second optical path switching member passing the light provided from the lighting part and inputted in one direction, and switching moving paths of light inputted in the other direction. The jig for measuring the size of a measurement target and an apparatus including the same can vary depending on the embodiments.

Description

A dimensional measuring jig and a dimensional measuring device including the same TECHNICAL FIELD

Various embodiments of the present disclosure relate to a jig for measuring a dimension of a measurement object and an apparatus including the same.

In general, in measuring the shape, dimension, and position of an object to be measured (eg, glass), a mold (or jig) is used to support the object to be measured, and data of the object to be measured is secured using an optical module or a microscope.

For example, a measurement object, such as glass of a portable terminal having a thin plate shape as a 3D object, measures the dimensions of the horizontal and vertical sides when looking at the measurement object from above, and rotates the measurement object, or By rotating the mold (or jig), the same dimension as the thickness of the side of the object can be measured.

In mounting the glass (GLASS) to the portable terminal housing, the upper/lower width, left/right width, and/or thickness of the 3D-shaped glass is required to be elaborately manufactured according to a predetermined dimension. If there is a slight error in the dimensions of the glass, a step (or gap) may occur between the glass and the mounting part, resulting in poor adhesion to the housing, or foreign matter entering through the step (or gap) or deterioration of product durability. Problems arise.

Therefore, for a 3D object such as glass, a process of checking whether the dimensions of the manufactured article matches the predetermined dimensions is required.

In order to check whether the dimensions match or not, operations such as moving, fixing, or separating the object to be measured are generally performed manually by an operator. Therefore, there is a problem in that a large number of errors occur in the measured dimensions (eg, length and thickness), and there is a problem in that the efficiency of the work is deteriorated because a large amount of time is required when measuring the dimensions. According to some embodiments, the operator inspects the upper/lower width and/or the left/right width of the measurement object using an inspection equipment (or inspection device), and then rotates the measurement object again to measure the thickness of the measurement object. While performing branched operations, it takes a lot of work time and may reduce inspection precision.

According to various embodiments of the present disclosure, it is possible to provide a dimension measurement jig and a dimension measurement apparatus capable of improving work efficiency by simply fixing or separating a measurement object.

According to various embodiments of the present disclosure, in measuring the dimensions of a measurement object having a 3D shape, by simultaneously implementing a 2D image of a plane and a side image of the measurement object, the 3D dimensions of the measurement object are simultaneously measured with only a 2D image photographing device It is possible to provide a jig for dimension measurement that makes it possible.

According to various embodiments disclosed in this document, there is provided a jig for measuring dimensions, comprising: a jig body including at least one optical guide; And a lighting unit disposed adjacent to the first surface of the jig body, wherein the light guide includes: an opening formed on the first surface of the jig body; A first light path switching member for switching a moving path of light provided from the lighting unit through the opening; And a second light path switching member for passing light provided from the illumination unit incident in one direction and changing a movement path of the light incident in the other direction.

According to various embodiments of the present disclosure, there is provided a jig for measuring dimensions, comprising: a jig body including a through hole and an optical guide disposed around at least a portion of the through hole; And a lighting unit disposed adjacent to the first surface of the jig body, wherein the light guide includes: an opening formed on the first surface of the jig body; A first light path switching member for switching a moving path of light provided from the lighting unit through the opening; And a second light path switching member for passing light provided from the illumination unit incident in one direction and changing a movement path of the light incident in the other direction.

According to various embodiments of the present disclosure, in a jig for measuring dimensions, a first jig body including a first optical guide, a second jig body disposed spaced apart from the first jig body and including a second optical guide ; And a first lighting unit disposed on a first surface of the first jig body and the second jig body, wherein the first light guide and the second light guide work around the measurement object when the measurement object is mounted. An opening formed on a first surface of the first jig body and the second jig body, which are disposed to face each other on the side and the other side; A first light path switching member for switching a moving path of light provided from the first lighting unit through the opening; And a second optical path switching member for passing light provided from the first lighting unit incident in one direction and for switching a moving path of the light incident in another direction.

When a dimension measurement jig and a dimension measurement apparatus including the same according to various embodiments of the present disclosure are used, the position of the object to be measured can be simply fixed, regardless of various sizes, so that measurement can be performed conveniently and quickly.

A dimension measurement jig according to various embodiments of the present disclosure and a dimension measurement apparatus including the same, are capable of rapidly and accurately measuring a measurement object by simultaneously measuring a planar image and a side image of a measurement object having a 3D shape. There is an advantage.

Although only a few of the effects of the present disclosure have been described, various effects other than those described above may be provided.

1 is a perspective view of a dimension measuring device according to various embodiments of the present disclosure.
2 is an exploded perspective view of a jig for measuring dimensions according to various embodiments of the present disclosure.
3 is a cross-sectional view of a jig for measuring dimensions according to various embodiments of the present disclosure.
4 is a perspective view illustrating a partial configuration of a jig for measuring dimensions according to various embodiments of the present disclosure.
5 is a plan view illustrating a partial configuration of a jig for measuring dimensions according to various embodiments of the present disclosure.
6 is a plan view illustrating an illumination unit (eg, a first illumination unit) according to various embodiments of the present disclosure.
7 is a cross-sectional view of a jig for measuring dimensions according to another embodiment from FIG. 3.
8A is a plan view illustrating a state of measuring an object to be measured according to various embodiments of the present disclosure.
8B is a diagram illustrating light moving in a first direction inside a dimension measuring jig according to various embodiments of the present disclosure.
8C is a diagram illustrating light moving in a second direction inside a dimension measuring jig according to various embodiments of the present disclosure.
9 is a cross-sectional view of a jig for measuring dimensions according to various embodiments of the present disclosure.
10 is a diagram illustrating a 2D image obtained by photographing a measurement object using a dimension measuring apparatus according to various embodiments of the present disclosure.
FIG. 11 is a diagram illustrating a 2D image obtained by photographing a measurement object using a dimension measuring apparatus according to an embodiment different from that of FIG. 10.
12 is a diagram illustrating a mounting unit 1140 according to various embodiments.
13 is a perspective view illustrating a jig 300 for measuring dimensions according to other embodiments of the present disclosure.
14 is a cross-sectional view illustrating a jig 300 for measuring dimensions according to other embodiments of the present disclosure.
15 is a perspective view illustrating a partially cut-away view of a dimension measuring jig 300 according to other embodiments of the present disclosure.
16 is an enlarged perspective view of the cut section shown in FIG. 15.
17 is a diagram illustrating a slidable side support member according to various embodiments.
18 is a diagram illustrating a position adjusting part of a jig for measuring dimensions according to various embodiments of the present disclosure.
19A is a view showing positions and angles of a first optical path switching member and a second optical path switching member of a jig for dimension measurement according to various embodiments of the present disclosure.
19B is a cross-sectional view illustrating a state in which a position of a first optical path switching member and an angle of a second optical path switching member of a dimension measuring jig are adjusted according to various embodiments of the present disclosure.

In the present disclosure, various changes may be made and various embodiments may be provided, and some embodiments will be described in detail with reference to the drawings. However, this is not intended to limit the present disclosure to a specific embodiment, it should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present disclosure.

Terms including ordinal numbers such as'first' and'second' may be used to describe various elements, but the elements are not limited by the terms. These terms are used only for the purpose of distinguishing one component from another component. For example, without departing from the scope of the present disclosure, a first component may be referred to as a second component, and similarly, a second component may be referred to as a first component. The term'and/or' includes a combination of a plurality of related listed items or any of a plurality of related listed items.

In addition, relative terms described based on what is shown in the drawings such as'front','rear','top','bottom' may be replaced with ordinal numbers such as'first' and'second'. For ordinal numbers such as'first' and'second', the order is the stated order or arbitrarily determined, and may be arbitrarily changed as necessary.

The terms used in the present disclosure are only used to describe specific embodiments, and are not intended to limit the present disclosure. Singular expressions include plural expressions unless the context clearly indicates otherwise. In the present disclosure, terms such as "comprise" or "have" are intended to designate the presence of features, numbers, steps, actions, components, parts, or combinations thereof described in the specification, but one or more other features. It is to be understood that the presence or addition of elements or numbers, steps, actions, components, parts, or combinations thereof, does not preclude in advance.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. Terms as defined in a commonly used dictionary should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and should not be interpreted as an ideal or excessively formal meaning unless explicitly defined in the present disclosure. Does not.

1 is a perspective view of a dimension measuring apparatus 10 according to various embodiments of the present disclosure.

The dimension measuring apparatus 10 according to various embodiments of the present disclosure may correspond to a dimension measuring apparatus for a measurement object having a 3D shape.

As the measurement object 200 having a 3D shape for utilizing the dimension measuring device 10, for example, a glass for covering the front surface of an electronic device (eg, a portable terminal) may be included. According to some embodiments, an electronic device (eg, a portable terminal) may have a curved portion of a curved display disposed at an edge of a front surface. Accordingly, the edge of the glass may have a shape corresponding to the curved portion of the curved display. Using the dimension measuring device 10, it is possible to measure the thickness of the shape (curved portion of the glass) corresponding to the curved portion of the curved display as well as the top/bottom width and the left/right width of the glass. According to various embodiments, as the measurement object 200, the glass may have a 3D shape and may be formed to be substantially transparent to transmit light.

According to various embodiments, the type of the measurement object 200 is not limited to any specific type, and its shape may also be formed in various shapes not shown in the drawings. According to an embodiment, the measurement object 200 may correspond to a 3D shape having a thin thickness, for example, a housing of an electronic device, a protective cover, a plate, or a bracket.

According to various embodiments, the dimension measuring apparatus 10 may include a platform 11, an optical tower unit 20, and a monitor unit 30.

The platform 11 may be a configuration for arranging the jig 100 for measuring dimensions. On the platform 11, the optical tower unit 20 and the monitor unit 30 may be arranged on the upper surface corresponding to the position where the jig 100 for dimension measurement is disposed. The dimension measurement jig 100 may be disposed at a designated position on the platform 110.

The optical tower unit 20 may include an optical module 21. As the optical module 21, for example, an optical measurement sensor or a camera may be applicable. Here, the optical module 21 is spaced apart by a predetermined distance from the dimension measurement jig 100 disposed on the platform 11 and is disposed to face the dimension measurement jig, so that an image of the measurement object 200 can be obtained. have.

According to an embodiment, the optical module 21 may be configured to receive light provided from an external light source. For example, in a state in which the light source unit 15 is disposed inside the platform 11, the optical module 21 may be configured to receive light provided from the light source unit 15 using the optical module 21. 15) and can be arranged in a position aligned with the optical axis.

According to an embodiment, at least one dimension measurement jig 100 may be positioned on the optical axis direction. When the measurement object is placed in the dimension measurement jig 100, in the process of receiving the light emitted from the light source unit 15 by the light source module 21, an image (for example, a shadow image) of the measurement object 200 is Can be obtained. For example, after placing the glass (GLASS) parallel to the upper surface of the platform 11 on the mounting portion of the jig 100 for dimension measurement, light is transmitted through the light source unit 15 disposed under the glass. When emitted, a shadow image of glass may be formed on the optical module 21. Using the shadow image obtained in this way, the dimensions (eg, length) of the upper/lower width and/or the left/right width of the glass can be checked.

In the dimension measuring apparatus 10 according to various embodiments of the present disclosure, the monitor unit 30 may be disposed on the upper surface of the platform 11 and adjacent to the optical tower unit 20. 1 illustrates a configuration in which a screen is displayed at a predetermined height like the optical tower unit 20 for user convenience, but is not limited thereto. It is sufficient if the monitor unit 30 is capable of providing data related to the dimensions of the measurement object 200 to the user in any form. An image or image information obtained by photographing the measurement object 200 acquired through the optical module 21 using the monitor unit 30 may be provided to a user.

According to various embodiments, an image of the measurement object 200 may be provided to the monitor unit 30 in a 2D form. According to various embodiments of the present disclosure, the image of the measurement object 200 provided through the monitor unit 30 is used to measure the dimensions of the upper/lower width and/or the left/right width of the measurement object 200. It may be a flat image, and further, may be a side image for measuring the thickness of the measurement object 200. In the prior art, for example, by looking at the measurement object 200 from above and measuring the dimensions of the horizontal and vertical sides, the measurement object 200 is rotated or a mold (or jig) is rotated. You can use a method of measuring dimensions such as the thickness of the side of the ). On the contrary, in various embodiments of the present disclosure, it is possible to work by checking the planar image and the side image of the measurement object 200 together (or at the same time) through the monitor unit 30, thereby significantly improving work efficiency. have. In obtaining an image of the object to be measured 200, if the jig 100 for measuring dimensions according to various embodiments of the present disclosure is used, such an effect can be enjoyed. A description of the image of the measurement object 200 will be described later in detail with reference to FIGS. 9 and 10.

According to various embodiments, the platform 11 may further include a base jig 12 for mounting the dimension measurement jig 100. The user mounts the dimension measurement jig 100 of the present disclosure on the base jig 12 to fix the position, and then performs a dimension measurement operation through an input device (not shown) (eg, a CPU or an integrated dimension measurement control device). Can be done.

According to various embodiments, the platform 11 may further include a conveyor member 13 for moving the dimension measurement jig 100 in a plane direction. According to various embodiments, the dimension measuring apparatus 10 may perform an inspection operation using a plurality of dimension measuring jigs 100. According to an embodiment, a plurality of dimension measurement jigs 100 may be arranged in succession on the platform 11, and by using the conveyor member 13, the inspection operation for a plurality of measurement objects is more quickly performed. Can be done.

2 is an exploded perspective view of a jig 100 for measuring dimensions according to various embodiments of the present disclosure.

According to various embodiments of the present disclosure, a mounting part for mounting the measurement object 200 may be provided, and a dimension measurement jig 100 that may be disposed on the dimension measurement device 10 may be disclosed.

The dimension measurement jig 100 may include a jig body 110 for mounting the measurement object 200 and a lighting unit 130 disposed adjacent to one surface of the jig body 110.

The jig body 110 has a substantially thin plate-shape configuration, and may provide a space and/or a mounting portion (or a mounting portion) for mounting the measurement object 200. According to one embodiment, as a configuration serving as the mounting portion, the jig body 110 may include at least one protrusion 114. According to an embodiment, the protrusion 114 may be integrally formed from the jig body 110. In addition, the protrusion 114 may be formed parallel to the upper surface (or lower surface) of the jig body 110.

A through hole 101 may be formed in the central portion of the jig body 110. The through hole 101 may have a configuration provided as a shape through the jig body 110 to pass the light emitted from the light source unit 15 shown in FIG. 1. According to an embodiment, the through hole 101 may be formed approximately larger than the size of the measurement object (eg, the measurement object 200 of FIG. 1 ).

The shape of the through hole 101 may be variously formed. In FIG. 2, the through hole 101 is shown to have an approximately rectangular shape, but is not limited thereto.

The protrusion 114 may have a shape protruding toward the through hole 101 from an inner surface of the jig body 110.

The dimension measurement jig 100 of the present disclosure may include a plurality of protrusions 114. When a plurality of protrusions 114 protrude from the inner surface of the jig body 110 toward the through hole 101, when an object (for example, a measurement object) is placed on the through hole 101, it is prevented from falling arbitrarily. Can be prevented. According to the embodiment shown in FIG. 2, in the plurality of protrusions 114, two protrusions 114 protrude from one surface inside the jig body 110 based on the through hole 101, and the other two protrusions ( 114) may protrude from the other surface of the inside of the jig body 110. The size of the through hole 101 may be larger than the size of the measurement object (eg, the measurement object 200 in FIG. 1), and since the protrusion 114 is formed to protrude toward the through hole 101, measurement An object (for example, the measurement object 200 of FIG. 1) can be mounted on the through hole 101 that is drilled in a larger area.

According to various embodiments, the jig 100 for measuring dimensions may be used while being seated on the base jig 12. According to an embodiment, the jig 100 for dimension measurement may be mounted on the base jig 12 through a method in which one end and the other end of the jig body 110 are fitted to the base jig 12. As described above in FIG. 1, the base jig 12 may be arranged on the platform 11, and the base opening 12 ′ is provided at a position corresponding to the through hole 101 of the jig body 110 Can be. According to an embodiment, the light emitted from the light source unit (eg, the light source unit 15 of FIG. 1) passes through the base opening 12 ′, passes through the through hole 101, and the measurement object (for example, the measurement object in FIG. 1). After transmitting (200)), light may be received by an optical module (eg, the optical module 21 of FIG. 1 ).

A lighting unit 130 may be provided on one surface (eg, a first surface (or a lower surface)) of the jig body 110. The lighting unit 130 is a configuration constituting a SET with the jig 100 for dimension measurement of the present disclosure, and is formed to emit light toward one direction (eg, a direction parallel to the Z axis of FIG. 3 to be described later), and the light source unit ( Example: It may be a configuration provided separately from the light source unit 15 of FIG. 1. According to an embodiment, the lighting unit 130 may have a shape corresponding to a portion of the jig body 110 except for the opening 101, and according to another embodiment, the lighting unit 130 may be attached to and used on one surface of the jig body 110. I can.

The jig body 110 may include a light guide (eg, the light guide 120 of FIG. 3 to be described later), and in FIG. 2, some components (eg, 124a, 124b, 125a, 125b, etc.) constituting the light guide 127a, 127b, 127c, 127d) are shown. Components constituting the light guide will be described in detail later together with the embodiment shown in FIG. 3.

3 is a cross-sectional view of a jig 100 for measuring dimensions according to various embodiments of the present disclosure.

According to various embodiments of the present disclosure, the jig 100 for measuring dimensions may include a light guide 120. The light guide 120 serves to guide the light provided from one side of the jig body 100 (eg, the first side 111) to the other side of the jig body 100 (eg, the second side 112). can do.

Referring to FIGS. 2 and 3 together, the light guide 120 may have a configuration integrally included in the jig body 110, and may be disposed in a form surrounding the periphery of the through hole 101. have. The light guide 120 is a configuration for guiding the light incident from one side of the jig body 110 to the other side of the jig body 110, and an opening different from the through hole 101 formed through the jig body 110 (Eg, opening 121) may be included.

According to various embodiments, the jig body 110 may include a first surface 111 and a second surface 112 facing in a direction opposite to the first surface 111. Here, the first surface 111 may face a direction in which a platform (eg, the platform 11 in FIG. 1) or a base jig (eg, the base jig 12 in FIG. 1) is seated, and the second surface 112 May be a surface facing a direction parallel to the traveling direction of light emitted from the light source unit (eg, the light source unit 15 of FIG. 1) (or a surface facing a direction opposite to the first surface). According to an embodiment, an opening 121 may be formed in the first surface 111 of the jig body 110. Hereinafter, the opening 121 may be formed at a position different from the through hole 101 formed in the central portion of the jig body 110. According to an embodiment, the opening 121 may be formed at the periphery of the jig body 110 unlike the through hole 101 formed in the central portion of the jig body 110.

The lighting unit 130 may be disposed adjacent to the first surface 111 of the jig body 110. According to an embodiment, an adhesive member may be provided on the first surface 111 of the jig body 110 or on one surface of the lighting unit 130 to bond the jig body 110 and the lighting unit 130. The lighting unit 130 may be provided corresponding to the position where the opening 121 is formed, and may emit light toward the opening 121.

The light guide 120 is provided from the lighting unit 130 and may include a first light path switching member 124 for switching a movement path of light incident through the opening 121, and is incident from one direction and is It may include a second optical path switching member 125 for passing the light provided from the 130 and switching the movement path of the light incident from the other direction. Light incident on the second optical path switching member 125 in one direction may be light passing through the first optical path switching member 124.

The first optical path switching member 124 and the second optical path switching member 125 may be sequentially disposed on a moving path of light incident through the opening 121. Here, the term'light movement path' means that light first provided from the lighting unit 130 first passes through the opening 121 and reaches the first optical path switching member 124 and the second optical path switching member 125. May include paths.

The first optical path switching member 124 may be configured to change the traveling direction of light so that the light incident on the opening 121 can be bent at a predetermined angle and moved. For example, the first optical path switching member 124 may be a prism in the form of a triangular column having a pair of orthogonal surfaces and inclined surfaces. The first optical path switching member 124 is formed adjacent to the opening 121, and for example, one of the pair of orthogonal surfaces may be disposed to contact the opening 121. In addition, the other one of the pair of orthogonal surfaces may be disposed to face the center of the jig body 110. In this case, the inclined surface may be disposed to face the outside of the jig body 110. For example, the inclined surface may be formed to face a direction inclined at 45 degrees with respect to the first surface 111 of the jig body 110. According to an embodiment, when the measurement object 200 is placed on the jig 100 for dimension measurement, the first optical path switching member 124 is an opening formed on the first surface 111 of the jig body 110 ( The light incident through 121) may be converted on the inclined surface to be directed toward the side of the object 200 to be measured.

The second optical path switching member 125 is formed adjacent to the first optical path switching member 124, and may be a configuration for transmitting or changing the direction of the light passing through the first optical path switching member 124. have. The light whose direction is primarily changed by the first optical path switching member 124 may pass through the second optical path switching member 125 and may be directed toward the object to be measured. The second optical path switching member 125 is changed in direction by the first optical path switching member 124 to transmit light incident in one direction (eg, a direction opposite to the X-axis direction in FIG. 3 ), Light incident from another direction (eg, a direction parallel to the X-axis of FIG. 3) may be reflected (eg, refracted reflection) to change a light path. For example, the second optical path switching member 125 may be a half-transparent mirror formed to reflect part of light and transmit part of light. The second optical path switching member 125 may be formed of a thin flat mirror. In this case, the light incident on the side 125-1 of the second optical path switching member 125 may be transmitted, and the light incident on the other side 125-2 may be reflected. The second optical path switching member 125 is formed adjacent to the first optical path switching member 124, and one surface of the second optical path switching member 125 is formed with the first surface 111 of the jig body 110. It can be placed in an inclined state. According to an embodiment, the other surface 125-2 of the second optical path switching member 125 may be formed to face a direction substantially perpendicular to the inclined surface of the first optical path switching member 124. Accordingly, the other surface 125-2 of the second optical path switching member 125 may also be formed to face a direction inclined at 45 degrees with respect to the first surface 111 of the jig body 110. Light transmitted through the second optical path switching member 125 and reflected light will be described in detail in the description of FIGS. 8B and 8C to be described later.

The dimension measurement jig 100 may further include a support member 125-3 for arranging the second optical path switching member 125 to be inclined with respect to the first surface 111 of the jig body 110. have. According to an embodiment, the support member 125-3 may have a triangular column shape having a pair of orthogonal surfaces and an inclined surface, and one of the pair of orthogonal surfaces of the support member 125-3 is a first sight. It may be disposed to face one of the pair of orthogonal surfaces of the furnace switching member 125. According to another embodiment, one of the pair of orthogonal surfaces of the support member 125-3 may be in contact with one of the pair of orthogonal surfaces of the first optical path switching member 125. The dimension measurement jig 100 may include a plurality of the support members 125-3 at predetermined positions around a through hole (eg, the through hole 101 of FIG. 2 ).

The dimension measurement jig 100 may further include a cover 127 for preventing the light L1 incident toward the first optical path switching member 124 from leaking to the outside of the jig body 110. . According to an embodiment, the cover 127 is disposed on the second surface 112 of the jig body 110 so that the light L1 incident through the opening 121 is transferred to the first optical path switching member 124 Alternatively, it is possible to prevent leakage to the outside by passing through the jig body 110 as it is. According to another embodiment, the cover 127 may be disposed adjacent to the first optical path switching member 124, and has at least one inclined surface to face the inclined surface of the first optical path switching member 124. It can also be formed.

The light guide 120 may be designed so that the light refracted by the first light path conversion member 124 passes through the second light path conversion member 125 and reaches the side of the measurement object 200. The light guide 120 allows the incident light L1 incident from the lighting unit 130 to pass through the opening 121 of the jig body 110, the first optical path switching member 124, and the second optical path switching member 125. It may be guided to pass in order, and guided so that the emitted light L2 is directed in a direction parallel to the direction in which the second surface 112 of the jig body 110 is directed. The outgoing light L2 emitted to the outside of the jig body 110 reaches the optical module (for example, the optical module 21 in FIG. 1) of the optical tower part (for example, the optical tower part 20 in FIG. 1). As a result, the dimension measuring device (eg, the dimension measuring device 10 of FIG. 1) can acquire an image of the measurement object 200.

Referring to FIGS. 2 and 3 together, the dimension measurement jig 100 may further include side support members 115 and 116 for fixing the position of the measurement object 200. Hereinafter, it will be described in detail with reference to FIGS. 4 to 6.

4 is a perspective view illustrating a partial configuration of a jig 100 for measuring dimensions according to various embodiments of the present disclosure. 5 is a plan view showing a partial configuration of a jig 100 for measuring dimensions according to various embodiments of the present disclosure. 6 is a plan view showing a state in which a measurement object 200 is measured using a jig 100 for measuring dimensions according to various embodiments of the present disclosure.

The dimension measurement jig 100 may include a plurality of optical guides 120a, 120b, 120c, and 120d, as shown in the embodiment shown in FIGS. 2, 4 and 5.

According to an embodiment, the dimension measurement jig 100 includes an optical guide 120 included therein, including a first optical guide 120a formed along one side of the circumference of the through hole 101; And a second optical guide 120b formed along the other side of the circumference of the through hole 101. The second optical guide 120b may be formed adjacent to the first optical guide 120a. For example, when the first optical guide 120a is formed along one side (eg, the vertical side) of the through hole 101 having a substantially rectangular shape, the second optical guide 120b is It may be formed along the other side (eg, a horizontal side) adjacent to the one side.

According to another embodiment, the dimension measurement jig 100 includes an optical guide 120 included therein, comprising: a first optical guide 120a formed along one side of the circumference of the through hole 101; And a third optical guide 120c formed on the opposite side of the first optical guide 120a with respect to the through hole 101. The third optical guide 120c may be disposed on a side opposite to the first optical guide 120a and formed to face the first optical guide 120a. For example, when the first optical guide 120a is formed along one side (eg, the vertical side) of the through hole 101 having an approximately rectangular shape, the third optical guide 120c is It may be formed along the other side (eg, a vertical side) opposite to the one side.

According to another embodiment, the dimension measurement jig 100 is an optical guide 120 included therein, and includes an optical guide disposed in three different areas around the through hole 101, or It may also include an optical guide disposed in four different areas around 101). For example, as shown in FIGS. 2, 4 and 5, when the through hole 101 has a substantially rectangular shape, each of the optical guide 120 is on four different sides of the through hole 101. The arranged first light guide 120a, the second light guide 120b, the third light guide 120c, and the fourth light guide 120d may be included. Here, the first light guide 120a may be disposed at a position facing the third light guide 120c, and the second light guide 120b may be disposed at a position facing the fourth light guide 120d.

4 and 5 illustrate a first optical path switching member (eg, a first optical path switching member 124 of FIG. 3) constituting a light guide (eg, the optical guide 120 of FIG. 3) and a second This is a view showing a jig 100 for measuring dimensions, omitting the optical path switching member (eg, the second optical path switching member 125 of FIG. 3) and the cover (eg, the cover 127 of FIG. 3). The positions of the optical guides 120a, 120b, 120c, and 120d may be schematically shown through the openings 121a, 121b, 121c, and 121d included in the optical guides 120a, 120b, 120c, and 120d.

For example, when an illumination unit (for example, the illumination unit 130 of FIG. 2) is disposed on the lower surface of the openings 121a, 121b, 121c, and 121d to provide light, as shown in FIGS. 4 and 5 , Light may pass through the jig body 110 as it is through the openings 121a, 121b, 121c, 121d. In contrast, according to various embodiments of the present disclosure, light is designed to be changed toward the object 200 to be measured without passing through the jig body 110 as it is through the openings 121a, 121b, 121c, and 121d. In the jig 100 for measuring dimensions according to various embodiments of the present disclosure, light provided through an illumination unit (eg, the illumination unit 130 of FIG. 2) is provided with other components of the light guide 120 not shown in the drawing. (For example, the first optical path switching member 124, the second optical path switching member 125, and the cover 127 of FIG. 3) may be guided toward the side of the object to be measured 200.

As described above, the jig 100 for dimension measurement may further include side support members 115 and 116 for fixing a position when the measurement object 200 is mounted. According to various embodiments, a plurality of side support members 115 and 116 may be disposed around the through hole 101. Referring to FIG. 6, a plurality of side support members 115 and 116 may be disposed on at least two side surfaces of the through hole 101. According to an embodiment, a plurality of first side support members 115 are disposed on one side (eg, a horizontal side) around the through hole 101, and the other side adjacent to the one side around the through hole 101 A plurality of second side support members 116 may be disposed on (eg, a vertical side). For example, as shown in FIGS. 4 and 5, two first side support members 115 are disposed on the horizontal side around the through hole 101, and on the vertical side around the through hole 101 Two second side support members 116 may be disposed. Further, for example, the plurality of first side support members 115 may be disposed on the protrusion 114 protruding from the jig body 110 toward the through hole 101. Here, the plurality of first side support members 115 may have a stepped shape by protruding in a vertical direction from the protrusion 114 protruding from the jig body 110 toward the through hole 101.

According to the embodiments shown in FIG. 6, a conceptual diagram for measuring the dimensions of the measurement object 200 through the dimension measurement jig 100 is shown. First, after mounting the measurement object 200 on the jig 100 for dimension measurement, the mounted measurement object 200 may be brought into close contact with one side. For example, after mounting the measurement object 200 on the protrusion 114, the measurement object 200 is pushed in a diagonal direction so that the sides of the measurement object 200 are formed with the first side support members 115 and the second It may be supported by the side support members 116. In a state where the measurement object 200 is in close contact with the first side support members 115 and the second side support members 116 and the position is fixed, a dimension measuring device (eg, the dimension measuring device 10 of FIG. 1) ) To obtain the image of the object to be measured 220, it is possible to reduce the error rate of the manual dimension inspection process.

7 is a plan view illustrating an illumination unit 130 according to various embodiments of the present disclosure.

According to various embodiments, the lighting unit 130 may have an opening corresponding to the through hole (eg, the opening 101 of FIG. 6) of the jig body (eg, the jig body 110 of FIG. 6) in the central portion. I can. The lighting unit 130 according to an embodiment may have a closed loop curve as shown in FIG. 7. According to another embodiment, the lighting unit 130 may adjust On/Off and brightness of light emitted by a power unit (not shown) and/or a control unit (not shown) electrically connected to the lighting unit 130. According to various embodiments, various light sources including light emitting diodes (LEDs), OLEDs, and LCDs may be used as the lighting unit 130.

According to various embodiments, the lighting unit 130 may include a light source emission surface 131 and edge portions 132 and 133 surrounding the light source emission surface 131. 5 and 7 together, the light source emission surface 131 of the lighting unit 130 may have a size corresponding to the region R formed on the jig body 110. The area R is an area including all portions of the jig body 110 in which the openings 121 are formed, and accordingly, the lighting unit 130 provides a light source to all of the plurality of openings 121 formed at a plurality of positions of the jig body 110. Can provide. According to an embodiment, it is possible to provide uniform light to all of the plurality of openings 121 formed at a plurality of positions of the jig body 110 through the lighting unit 130, whereby an optical module (for example, in FIG. A uniform 2D image of the measurement object (eg, the measurement object 200 of FIG. 6) may be obtained through the optical module 20.

According to one embodiment, the light provided from the lighting unit 130 may be the same type of light as the light provided from the light source unit (for example, the light source unit 15 of FIG. 1), but according to another embodiment, the light provided by the lighting unit 130 The provided light may correspond to a different type of light than the light provided by the light source unit (eg, the light source unit 15 of FIG. 1 ). For example, since the light source unit (eg, the light source unit 15 of FIG. 1) is disposed inside a platform (eg, the platform 11 of FIG. 1), it is relatively far away from the jig 100 for dimension measurement. Since the longitudinal center must be formed long (or deep), high power may be required when emitting light. In contrast, since the lighting unit 130 is disposed adjacent to the jig 100 for dimension measurement, the longitudinal center of the focus is relatively shorter than the longitudinal center of the focus of the light emitted from the light source unit (eg, the light source unit 15 of FIG. 1). Can be formed in position. That is, the light emitted from the lighting unit 130 may have a considerably shorter longitudinal center of focus than the light emitted from the light source unit (for example, the light source unit 15 of FIG. 1), so that the lighting unit 130 has a relatively low output. You can also emit the light you have. As for the light emitted from the lighting unit 130, light capable of obtaining a clear image while having a relatively lower output than the light emitted from the light source unit (for example, the light source unit 15 of FIG. 1) may be selected. For example, the light source unit (eg, the light source unit 15 of FIG. 1) may be telecentric light, and the illumination unit (eg, the illumination unit 130 of FIG. 1) may be OLED light.

8A is a view showing a cross-section of a jig 100 for measuring dimensions according to various embodiments of the present disclosure. 8A, unlike the cross-section shown in FIG. 3, may show the entire cross-section in the longitudinal direction of the jig 100 for dimension measurement.

According to various embodiments, the jig 100 for dimension measurement may include a plurality of light guides inside the jig body 110. For example, as shown in FIG. 8A, two different optical guides 120a and 120c may be included. The optical guides 120a and 120c may be formed to face each other in opposite directions.

According to various embodiments, two different openings included in two different optical guides (the first optical guide 120a and the third optical guide 120c) (for example, the opening 121a of FIG. 5, 121c)), each of the lighting units 130 may provide light. The first light guide 120a guides the incident light L1a incident from the lighting unit 130 to pass through the opening of the jig body 110, the first optical path switching member, and the second optical path switching member in sequence. , The output light L2a may be emitted in a direction parallel to a direction in which the second surface of the jig body 110 is directed to reach the optical module (eg, the optical module 21 of FIG. 1 ). The third light guide 120c guides the incident light L1c incident from the lighting unit 130 to pass through the opening of the jig body 110, the first optical path switching member, and the second optical path switching member in sequence. , The output light L2c may be emitted in a direction parallel to a direction in which the second surface of the jig body 110 faces to guide the light to reach the optical module (eg, the optical module 21 of FIG. 1 ). All of the incident lights (L1a, l1c) incident from the lighting unit 130 move toward the center of the jig body 110 (first direction), and all of the exit lights (L2a, L2c) are the center of the jig body 110 After moving toward the direction away from (the second direction), the direction may be changed through the second optical path switching member to be discharged to the outside.

8B is a diagram illustrating light moving in a first direction (or a centripetal direction) inside a dimension measuring jig according to various embodiments of the present disclosure. 8C is a diagram illustrating light moving in a second direction (or a centrifugal direction) inside a dimension measurement jig according to various embodiments of the present disclosure.

8A and 8B, the incident light L1 incident on the optical guide 120 has a direction of 1 while passing through the first optical path switching member (eg, the first optical path switching member 124 in FIG. 3). The first direction (or centripetal direction), which is the direction toward the object to be measured, after being converted (eg, refracting) and passing through the second optical path switching member (eg, the second optical path switching member 125 of FIG. 3) You can proceed to After the direction of the first optical path switching member is changed and transmitted through the second optical path switching member, the incident light L1 reaches the object to be measured and is reflected as shown in FIG. 8B (L1-1). , Light passing through the measurement object (L1-2), and light passing through the periphery without passing through the measurement object (L1-3). According to this, for example, some of the incident light L1c incident on the third optical guide 120c is reflected by the object to be measured and returned to the third optical guide 120c, and the other part passes through the object to be measured and the first optical guide It faces toward the (120a) side, and another portion may be toward the first optical guide 120a without passing through the object to be measured.

8A and 8C, the outgoing light L2 emitted from the optical guide 120 is directed in the second direction (centrifugal direction) inside the dimension measurement jig, and the direction is changed through the second optical path switching member. It may be light that is emitted to the outside of the jig for dimension measurement after it is made. The outgoing light L2 emitted from the third optical guide 120c is incident from the third optical guide 120c and then reflected from the object to be measured and returned as shown in FIG. 8C. After incident from the side of the first optical guide (120a), the light (L2-2) directed toward the third optical guide (120c) after passing through the object to be measured, and after entering from the side of the first optical guide (120a), measurement without passing through the object It may include light (L2-3) directed toward the third optical guide 120c through the periphery of the object.

The dimension measurement jig 100 includes a plurality of optical guides inside the jig body 110, for example, optical guides disposed opposite to each other with respect to the through hole 101 (for example, the first optical guide 120a). ), a clear image of the measurement object 200 may be obtained using the third optical guide 120c).

According to an embodiment, in relation to the relative intensity of the outgoing light L2 reaching the second optical path switching member, among the light included in the outgoing light L2, the light that passes through the periphery without passing through the object to be measured, The amount of light may be higher than the light reflected from the object to be measured and returned and light transmitted through the object to be measured. Since the light reflected from the object to be measured and the light that has passed through the object to be measured is formed less than the light that has not passed through the object to be measured, a dark shadow can be formed on the image of the object to be measured, and the outer dimension of the object to be measured is measured through the dark shadow formed on the image You will be able to inspect it.

FIG. 9 is a photograph of a measurement object (eg, the measurement object 200 of FIG. 1) using a dimension measurement device (eg, the dimension measurement apparatus 10 of FIG. 1) according to various embodiments of the present disclosure. It is a diagram showing the acquired 2D image. FIG. 10 is obtained by photographing a measurement object (eg, measurement object 200 of FIG. 1) using a dimension measuring device (eg, the dimension measuring device 10 of FIG. 1) according to an embodiment different from FIG. 9 It is a diagram showing a 2D image.

Referring to FIG. 9, a 2D image of a measurement object (eg, measurement object 200 of FIG. 1) may be obtained by using a dimension measurement device (eg, the dimension measurement device 10 of FIG. 1 ).

The 2D image according to the embodiment shown in FIG. 9 is obtained using a dimension measurement jig 100 in which the second light guide 120b and the fourth light guide 120d are formed based on the embodiment shown in FIG. 5. It can be one image. Furthermore, in the 2D image according to the embodiment shown in FIG. 9, a plurality of side surfaces of the object to be measured are provided by selectively providing light only to the side of the second light guide 120b by an illumination unit (eg, the illumination unit 130 of FIG. 2). It may have been obtained only for one aspect of the.

According to various embodiments, using an optical module (eg, the optical module 21 of FIG. 1) included in the dimension measuring device, a planar image B and a side image A of the measurement object are Can be obtained together.

According to various embodiments, the 2D image acquired through the optical module (eg, the optical module 21 of FIG. 1) may be displayed on a monitor unit (eg, the monitor unit 30 of FIG. 1 ). In the 2D image displayed on the monitor unit 30, a plan image B and a side image A of the object to be measured may be displayed together. The operator can inspect the planar dimensions of the object to be measured (e.g., horizontal length (x), vertical length (y)) from the planar image (B), and the dimensions on the side of the object to be measured ( Example: The thickness (d)) can be checked. Accordingly, the inspection operator can quickly complete the inspection by checking the dimensions on the plane and on the side of the object to be measured at once.

In FIG. 10, 2D images of different qualities obtained through an optical module (for example, the optical module 21 of FIG. 1) are separated and shown. The image D on the right side of FIG. 10 is an image acquired using telecentric lighting, and the image C on the left side of FIG. 10 may be an image acquired using OLED lighting.

As shown in FIG. 10, it can be seen that the image obtained using the OLED lighting has higher resolution and sharpness than the image obtained using the telecentric lighting for the measurement object.

The dimension measuring device according to various embodiments of the present disclosure (for example, the dimension measuring device 10 of FIG. 1) can obtain a clearer image using OLED lighting in addition to telecentric lighting, so the dimensions of the measurement object Can be measured more accurately.

11 is a diagram illustrating a jig 100 ′ for measuring dimensions according to another exemplary embodiment of the present disclosure.

According to the embodiment shown in FIG. 11, the jig 100 ′ for dimension measurement includes a jig body 110 for mounting a measurement object 200 and a lighting unit 130 disposed adjacent to one surface of the jig body 110 It may include.

The jig body 110 of the jig 100 ′ for dimension measurement according to the embodiment shown in FIG. 11 includes a through hole 101, at least one protrusion 114 protruding toward the through hole 101, and a through hole It may include an optical guide 120 disposed to surround at least a portion of 101. The lighting unit 130 may be disposed adjacent to the first surface 111 of the jig body 110.

According to the embodiment shown in FIG. 11, the light guide 120 ′ is formed on the first surface 111 of the jig body 110 and includes an opening 121 through which light provided from the illumination unit is incident, A third opening 122 formed on the second surface 112 facing the first surface 111 and facing the opposite direction, and through which at least one light L2 of the light reflected from the measurement object 200 is emitted; Can include. In addition, the first is disposed on the movement path of light between the opening 121 and the third opening 122 and refracts the light L1 incident through the opening 121 toward the side of the measurement object 200. An optical path switching member 124; And disposed behind the first optical path switching member 124 based on the moving direction of the light L1 incident through the opening 121, and at least one of the light reflected from the object to be measured is 3 The second optical path switching member 125 refracting toward the opening 122; may include.

In addition, according to an embodiment, the optical guide 120 ′ is formed on the inner surface 113 of the jig body 110 between the first surface 111 and the second surface 112 of the jig body 110. It may further include 4 openings 123, and may further include an optical path extension part 126 formed between the second optical path switching member 125 and the fourth opening 123.

According to various embodiments, light incident toward the side of the measurement object 200 may be emitted through the fourth opening 123, or light transmitted through the measurement object or reflected to the measurement object 200 may be incident. According to various embodiments, when the light passing through the second optical path switching member 125 reaches the fourth opening, the optical path extension unit 126 passes through the measurement object 200 or the measurement object 200 When the reflected light reaches the second optical path switching member 125, the optical module (eg, the optical module 21 of FIG. 1) can obtain a clearer image by providing a path through which the light travels. have. According to various embodiments, by adjusting the length of the optical path extension unit 126, the sharpness of the image formed on the optical module (eg, the optical module 21 of FIG. 1) may be adjusted. By further including the optical path extension part 126, light reaching the measurement object 200 may be condensed.

Hereinafter, a description of the same embodiment as the embodiment already mentioned in FIG. 3 will be omitted.

As described above, when a dimension measurement jig according to various embodiments of the present disclosure and a dimension measurement device including the same are used, the position of the object to be measured can be simply fixed, regardless of various sizes, so that measurement can be performed conveniently and quickly. have. A dimension measurement jig according to various embodiments of the present disclosure and a dimension measurement apparatus including the same, are capable of rapidly and accurately measuring a measurement object by simultaneously measuring a planar image and a side image of a measurement object having a 3D shape. There is an advantage.

12 is a diagram illustrating a mounting unit 1140 according to various embodiments.

The dimension measuring apparatus 100 according to various embodiments may further include a mounting part 1140 for mounting a measurement object. According to an embodiment, the mounting portion 1140 may be additionally or alternatively provided with respect to the at least one protruding portion (eg, the protruding portion 114 of FIG. 2) described above.

As shown in Figure 12, the mounting portion 1140 according to an embodiment is a configuration disposed in the opening (for example, the opening 101 of Figure 2), one end is a jig body (for example, the jig body of Figure 2 ( 110)), and the other end may be fixedly supported in a state in which the other end is in close contact with the other inner surface of the jig body.

The mounting part 1140 according to an embodiment may be configured to include at least one component. For example, the mounting portion 1140 may include a first cradle 1141 and a second cradle 1142 formed such that one end of each other is shapely coupled to each other. Here, the other ends of the first holder 1141 and the second holder 1142 may be engaged with each other in a male/male combination with one end coupled to the inner surface of the support body, respectively.

In addition, the mounting portion 1140 may further include a tightening block 1143 and a tightening means 1144. According to an embodiment, the tightening block 1143 may be disposed by being inserted into a space formed by the first holder 1141 and the second holder 1142. The fastening means 1144 is a type that contacts at least a portion of the first cradle 1141, the second cradle 1142, and the fastening block 1143, and the fastening block 1143 is manufactured in the operation of tightening the fastening means 1144. The mounting portion 1140 may maintain a predetermined tension within the opening 101 by pushing the 1 holder 1141 or the second holder 1142.

According to an embodiment, a side support member 1150 may be further included at an upper portion of one side of the mounting portion 1140, which is a side support member of the above-described embodiment (eg, the side support member 115 of FIG. 3). It may be additionally or alternatively provided for.

13 is a perspective view illustrating a jig 300 for measuring dimensions according to other embodiments of the present disclosure. 14 is a cross-sectional view illustrating a jig 300 for measuring dimensions according to other embodiments of the present disclosure.

According to various embodiments of the present disclosure, as a jig for measuring dimensions, a jig 300 for measuring dimensions different from the above-described embodiment may be provided. In the embodiments described below, content overlapping with the above-described embodiment may be included excluding other parts, and at least some of the content may be omitted to the extent of overlapping.

According to the embodiment shown in FIG. 13, the jig body of the jig 300 for dimension measurement may include two jig bodies 310a and 310b separated from each other. For example, the jig 300 for measuring dimensions may include a first jig body 310a and a second jig body 310b.

According to an embodiment, the first jig body 310a includes a first light guide 320a, and for example, when the measurement object 200 has a rectangular shape when viewed from above, the measurement object It can play a role of directly or indirectly supporting one aspect of (200). The second jig body 310b includes a second optical guide 320b. For example, when the measurement object 200 has a rectangular shape when viewed from above, the other side of the measurement object is directly or It can play an indirect supporting role. The second jig body 310b may support the measurement object from the opposite side of the first jig body 310a based on the measurement object when the measurement object is placed on the dimension measurement jig. Here, the term “rectangular shape” may be a polygon consisting of four line segments, provided that the vertices formed by the four line segments do not necessarily include only an angled shape in a right angle, but may include a curved shape. Meanwhile, the measurement object 200 of the present disclosure is not necessarily limited to a rectangle, and may have a shape made of a circle, an ellipse, a triangle, a polygon of a rectangle or more.

An illumination unit 330 (eg, illumination unit 130 of FIG. 3) may be provided on one surface (eg, the first surface (or lower surface)) of the jig bodies 310a and 310b. The lighting unit (e.g., the lighting unit 130 of FIG. 3) is a configuration that forms a SET with the jig 100 for dimension measurement of the present disclosure, and the light toward one direction (eg, a direction parallel to the Z axis of FIG. 3 to be described later) It is formed to emit light, but may be a configuration provided separately from the light source unit (eg, the light source unit 15 of FIG. 1). According to an embodiment, the lighting 330 (eg, the lighting unit 130 of FIG. 3) may be attached to and used on one surface of the jig bodies 310a and 310b. For example, the lighting unit 130 may have a rectangular shape in which a through hole is formed in the center as shown in FIG. 2, but unlike this, the first jig body 310a and the second jig body 310b separated from each other It may also consist of corresponding two separate lighting units.

13 and 14, the first optical guide 320a and the second optical guide 320b are centered on the measurement object 200 when the measurement object is mounted on the jig bodies 310a and 310b. It may be arranged to face each other on one side and the other side. In addition, the first optical guide 320a and the second optical guide 320b have an opening 321 formed on one surface thereof (eg, the first surface (or lower surface)) (eg, the opening 121 in FIG. 3) It may include. It should be noted that in the embodiment shown in FIG. 13, the opening 321 has a different configuration from the through hole 101 according to the embodiment shown in FIG. 3.

The first light guide 320a and the second light guide 320b are provided from the lighting unit 330 and include a first light path switching member 324 for switching a moving path of light incident through the opening 321 can do. In addition, the first optical guide 320a may include a second optical path switching member 325 for passing light incident from one direction and provided from the lighting unit 330, and for switching a movement path of light incident from the other direction. have. Light incident from one direction toward the second optical path switching member 325 may be light passing through the first optical path switching member 324. According to an embodiment, the first optical path switching member 324 and the second optical path switching member 325 may be sequentially disposed on a moving path of light incident through the opening 321.

The first optical path switching member 324 may be configured to change the direction of light travel so that the light incident on the opening 321 is bent at a predetermined angle and moved. For example, the first optical path switching member 324 may be a prism in the form of a triangular pillar having a pair of orthogonal surfaces and inclined surfaces. The first optical path switching member 324 is formed adjacent to the opening 321, and for example, one of the pair of orthogonal surfaces may be disposed so as to contact the opening 321. In addition, the other of the pair of orthogonal surfaces may be disposed to face the center direction of the jig body 310a or 310b. In this case, the inclined surface may be disposed to face the outside of the jig body 310a or 310b. For example, the inclined surface may be formed to face a direction inclined at 45 degrees with respect to the first surface 311 of the first jig body 310a. According to an embodiment, when the measurement object 200 is placed on the jig 300 for dimension measurement, the first optical path switching member 324 is the first surface 311 of the jig body 310a and/or 310b. Light incident through the opening 321 formed in may be converted on the inclined surface to be directed to the side of the object to be measured 200.

The second optical path switching member 325 is formed adjacent to the first optical path switching member 324, and may be a configuration for transmitting or changing a direction of light passing through the first optical path switching member 324. have. The light whose direction is primarily switched by the first optical path switching member 324 may pass through the second optical path switching member 325 and may be directed toward the measurement object 200. The second optical path switching member 325 is changed in direction by the first optical path switching member 324 to transmit light incident from one direction, and reflect light incident from the other direction (e.g., refractive reflection ) To change the path of light. For example, the second optical path switching member 325 may be a half-transparent mirror formed to reflect part of the light and transmit part of the light. The second optical path switching member 325 may be formed of a thin flat mirror. In this case, the light incident on one side of the second optical path switching member 325 may be transmitted and the light incident on the other side may be reflected. The second optical path switching member 325 is formed adjacent to the first optical path switching member 324, and one surface of the second optical path switching member 325 is formed with the first surface 311 of the jig body 310 It can be placed in an inclined state. According to an embodiment, the other surface of the second optical path switching member 325 may be formed to face a direction substantially perpendicular to the inclined surface of the first optical path switching member 324. Accordingly, the other side of the second optical path switching member 325 may also be formed to face a direction inclined at 45 degrees with respect to the first surface 311 of the jig body 310a and/or 310b. Light transmitted through the second optical path switching member 325 and reflected light are shown in detail in FIG. 14 to be described later.

According to the embodiment shown in FIG. 14, the first optical guide 320a and the second optical guide 320b are optical path switching members, and the first optical path switching member 324 and the second optical path switching member 325 In addition to ), it may further include a third optical path switching member 326. The third optical path switching member 326 is disposed outside the measurement object 200 when the first optical path switching member 324 and the second optical path switching member 325 are mounted. Alternatively, it may be disposed inside the measurement object 200.

The third light path switching member 326 may be configured to change the traveling direction of light so that the light provided from the lighting unit 330 ′ can be bent at a predetermined angle and moved. For example, the third optical path switching member 326 may be a prism in the form of a triangular pillar having a pair of orthogonal surfaces and inclined surfaces. According to an embodiment, the first optical path switching member 314 and the third optical path switching member 326 may be formed of prisms of the same shape and/or specification, respectively.

Under the third light path switching member 326, the lighting unit 330' (hereinafter, the lighting unit 330 is referred to as a'first lighting unit 330', and the lighting unit 330' is a'second lighting unit 330'). ) May be disposed, and the light provided from the lighting unit 330 ′ is changed in direction by the third optical path switching member 326 so that the second optical path switching member from the inside of the measurement object 200 You can face (325). Here, the lighting unit 330 ′ may be the same light source as the lighting unit 330 that provides light to the opening 321, or may be a light source provided separately from each other. For example, the lighting unit 330 and the lighting unit 330 ′ may be configured as an integral light source. For another example, the lighting unit 330 and the lighting unit 330 ′ may be light sources that are separated from each other and can be independently driven.

According to an embodiment, the first jig body 310a and the second jig body 310b each have at least one protrusion 314 serving as a holder for the measurement object and a side support that limits the horizontal movement of the measurement object A member 315 may be further included, and the third optical path switching member 326 may be connected to the at least one protrusion 314. At least one protrusion 314 may have a shape protruding a predetermined length from the first jig body 310a and the second jig body 310b, respectively, and one end is fixedly connected to the third optical path switching member 326 It can have a form that becomes.

15 is a perspective view illustrating a portion of a jig 300 for dimension measurement in accordance with other embodiments of the present disclosure being cut. 16 is an enlarged perspective view of the cut section shown in FIG. 15.

As shown in FIG. 15, when the measurement object 200 is not positioned on the first jig body 310a and the second jig body 320b, the first jig body 310a and the second jig body ( 320b) may be installed in the dimension measuring apparatus described above in FIG. 1 in a state spaced apart from each other by a predetermined distance. Although not shown in the drawing of FIG. 15, the lighting unit 330 and/or 330 ′ is a part of the jig 300 for dimension measurement and is disposed on the rear surfaces of the first jig body 310a and the second jig body 310b. Can be.

FIG. 16 is an enlarged view of a partial cut surface of the dimension measurement jig 300 shown in FIG. 15, and referring to this, the dimension measurement jig 300 includes light incident on the third optical path switching member 325. A cover 327 may be further included to prevent heading in a direction other than a predetermined direction. According to an embodiment, the cover 327 may be disposed adjacent to the third optical path switching member 326, and has at least one inclined surface to face the inclined surface of the third optical path switching member 326 It could be.

According to an embodiment, the second light path switching member 325 may pass light provided from the first lighting unit 330 incident in one direction and may change a movement path of light incident in another direction. In addition, the second optical path switching member 325 is light incident from the other direction toward the second optical path switching member 325, the light refracted by the object to be measured and the light reflected by the object to be measured It may include at least one of light passing through the periphery of the object as it is. Further, according to the embodiment shown in Figs. 13 to 16, the light incident from the other direction toward the second light path switching member 325 is the light provided from the second lighting unit 330' is switched to the third light path. It may further include light that is changed in direction and incident by the member 325.

The dimension measurement jig 300 further includes a third optical path switching member 325, and by using it to obtain an image of the measurement object 200, the measurement object 200 is printed with, for example, a black print layer. If it is a 3D glass, it has the advantage of being able to precisely measure the dimensions of the area where light is not transmitted inside the 3D glass.

17 is a diagram illustrating a slidable side support member 315 according to various embodiments.

According to various embodiments, the dimension measurement jig 300 includes at least one side support member 315 that limits the movement of the measurement object when the measurement object is mounted, and the side support member 315 includes the first 2 It may be configured to be slidable along the longitudinal direction of the optical path switching member 325. For example, the side support member 315 may be configured in a block shape capable of being coupled to the jig body 310a and/or 310b as shown in FIGS. 16 and 17. In this case, a groove portion 315 ′ may be formed in the jig body 310a and/or 310b to allow the side support member 315 to slide. Since the side support member 315 is configured to be slidable along the length direction of the second optical path switching member 325, it is possible to adjust the position of the side support member according to the size and specification of the object to be measured, thereby measuring more precise dimensions. The operation can be performed.

18 is a diagram illustrating a position adjusting unit 329 of a jig 300 for measuring dimensions according to various embodiments of the present disclosure.

According to the embodiment shown in FIG. 18, the jig 300 for measuring dimensions may include at least one position adjusting unit 329. For example, the position adjustment unit 329 may correspond to a tightening bolt on which a thread is formed. The position control unit 329 is a configuration that is distinguished from the fixing means 329 ′ for fixing between the jig body 310a and/or 310b of the jig 300 for dimension measurement and the optical guide 320a and/or 320b. It can be used not only as a fixing means, but also as a means for adjusting the position of the first optical path switching member 324 to be described later.

The position control unit 329 may be disposed on the upper surface of the jig body 310a and/or 310b. At least two position adjustment units 329 may be provided, for example, a first position adjustment unit 329a may be provided on the upper surface of the jig body 310a and/or 310b, and the first position adjustment A second position control unit 329b may be provided at a rear (in the opposite direction from the measurement object) spaced from the unit 329a by a predetermined distance.

19A is a view showing positions and angles of a first optical path switching member and a second optical path switching member of a jig for dimension measurement according to various embodiments of the present disclosure. 19B is a cross-sectional view illustrating a state in which a position of a first optical path switching member and an angle of a second optical path switching member of a dimension measuring jig are adjusted according to various embodiments of the present disclosure.

According to various embodiments, the jig 300 for measuring dimensions may further include a position control block 328. The position control block 328 may be disposed at the lower end of the position control unit 329, and as the position control block 328 moves downward when the position control unit 329 is tightened, the first optical path switching member 324 ) By pressing the first optical path switching member 324 can be moved in the direction in which the measurement object 200 is located.

According to an embodiment, the second optical path switching member 325 may be provided in a state in which a portion (eg, the upper portion) is raised over the upper edge of the corner of the first optical path switching member 324, and another portion (eg, the lower portion) ) May be rotatably provided on the jig body 310a and/or 310b. Here, when the position of the first optical path switching member 324 is changed, the other end (eg, lower end) of the second optical path switching member 325 raised over the upper end of the first optical path switching member 324 In the fixed position, the position of a portion (eg, the upper end) of the second optical path switching member 325 is changed, so that the angle (a) of the second optical path switching member 325 may be adjusted.

For example, when the user tightens at least one position control unit 329, the position control block 328 moves downward and presses the first optical path switching member 324, from the position control block 328 As the pressurized first optical path switching member 324 moves in the direction of the measurement object 328, the angle with the support 310a and/or 310b of the second optical path switching member 325 may increase. When the angle of the second optical path switching member 325 increases, the moving direction of light incident from the direction of the measurement object 200 toward the second optical path switching member 325 is switched, and the focus of the optical module 325 is You can adjust the distance and/or the amount of light.

According to various embodiments, since the first optical guide 320a is located on the opposite side of the second optical guide 320b with respect to the measurement object 200, the light movement path and the first optical guide 320a 2 The light movement path of the optical guide 320b may also be located on the opposite side of the measurement object 200.

According to an embodiment, the first optical guide 320a and the second optical guide 320b may be configured symmetrically with respect to the measurement object 200. For example, the first optical path switching member 324 and the second optical path switching member 325 included in the first optical guide 320a are a first optical path switching member included in the second optical guide 320b It is possible to achieve a line symmetry (Symmetry) along the length direction of the measurement object 200 from the center of the 324 and the second optical path switching member 325 and the measurement object 200.

According to various embodiments of the present disclosure, in a dimension measurement jig (eg, a dimension measurement jig 100 of FIG. 2 ), at least one optical guide (eg, an optical guide 120 of FIG. 2) is included. A jig body (for example, the jig body 110 of FIG. 2); And a lighting unit (eg, the lighting unit 130 of FIG. 2) disposed adjacent to the first surface of the jig body, wherein the light guide includes an opening formed on the first surface of the jig body (eg, FIG. 3 ). The opening 121); A first optical path switching member (eg, a first optical path switching member 124 in FIG. 3) for switching a movement path of light provided from the lighting unit through the opening; And a second optical path switching member (eg, the second optical path switching member 125 of FIG. 3) for passing light provided from the illumination unit incident in one direction and changing a movement path of the light incident in another direction. It is possible to provide a jig for dimension measurement comprising a.

According to various embodiments, the light incident from the other direction toward the second optical path switching member is one of light refracted by the object to be measured, light reflected by the object to be measured, and light passing through the periphery of the object to be measured. It may contain at least one light.

According to various embodiments, the light refracted by the first optical path switching member may be designed to pass through the second optical path switching member and reach the side of the object to be measured.

According to various embodiments, the first optical path switching member includes a prism, The second optical path switching member may include a translucent mirror.

According to various embodiments, the jig body may be an optical guide having a rectangular shape including a through hole therein.

According to various embodiments, the optical guide is formed along one side of the circumference of the through hole (for example, the first optical guide 120a in Fig. 4) and the other side of the circumference of the through hole. A second optical guide (eg, the second optical guide 120b of FIG. 4) formed adjacent to the first optical guide may be included.

According to various embodiments, the optical guide may include: a first optical guide formed along one side of the circumference of the through hole; And a third optical guide (eg, the third optical guide 120c of FIG. 4) formed on the opposite side of the first optical guide based on the through hole.

According to various embodiments, the optical guide may be formed on four different portions of the jig body around the periphery of the through hole.

According to various embodiments, the optical guide may include a first optical guide (eg, the first optical guide 120a of FIG. 4); A second optical guide formed adjacent to the first optical guide along the other side of the periphery of the through hole (for example, the second optical guide 120b of FIG. 4); A third optical guide (eg, a third optical guide 120c in FIG. 4) formed on the opposite side of the first optical guide based on the through hole; A fourth optical guide (eg, a fourth optical guide 120d of FIG. 4) formed on the opposite side of the second optical guide based on the through hole may be included.

According to various embodiments, the jig body may include a first jig body including a first optical guide (eg, a first jig body 310a of FIG. 13 ); It may include a second jig body (eg, the second jig body 310b of FIG. 13) disposed to be spaced apart from the first jig body and including a second optical guide.

According to various embodiments, the first light guide and the second light guide each have a third light path switching member for switching a movement path of light provided from the second lighting unit (for example, the third light path switching member ( 326)) may be further included.

According to various embodiments, at least one protrusion protruding from the jig body (eg, at least one protrusion 114 of FIG. 4, eg: at least one protrusion 1141 of FIG. 12, eg: at least one of FIG. 14) One protrusion 314 may be included.

According to various embodiments, it may include at least one position adjusting unit (eg, the position adjusting unit 329 of FIG. 16 ).

According to various embodiments, at least one side support member that restricts movement of the measurement object when the measurement object is mounted (eg, at least one side support member 115 of FIG. 4, eg: at least one side surface of FIG. 12) A support member 1150, for example, may include at least one side support member 315 of FIG. 14.

According to various embodiments, the side support member may be configured to be slidable along a longitudinal direction of the second optical path switching member.

According to various embodiments of the present disclosure, in a dimension measurement jig (eg, a dimension measurement jig 100 of FIG. 2), a through hole (eg, a through hole 101 of FIG. 2) and the through hole A jig body (eg, the jig body 110 of FIG. 2) including an optical guide (eg, the light guide 120 of FIG. 2) disposed around at least a portion of the circumference; And a lighting unit disposed adjacent to the first surface of the jig body (eg, the lighting unit 130 of FIG. 2 ), wherein the light guide includes a first surface of the jig body (eg, the first surface of FIG. 3 ). An opening formed in the surface 111 (eg, the opening 121 in FIG. 3 ); A first optical path switching member (eg, a first optical path switching member 124 in FIG. 3) for switching a movement path of light provided from the lighting unit through the opening; And a second optical path switching member (eg, the second optical path switching member 125 of FIG. 3) for passing light provided from the illumination unit incident in one direction and changing a movement path of the light incident in another direction. It is possible to provide a jig for dimension measurement comprising a.

According to various embodiments, it may further include at least one protrusion (for example, the protrusion 114 of FIG. 2) protruding from the jig body toward the through hole.

According to various embodiments, the protrusion may include a plurality of protrusions.

According to various embodiments, the light refracted by the first optical path switching member may be designed to pass through the second optical path switching member and reach the side of the object to be measured.

According to various embodiments, the dimension measurement jig is the optical guide, comprising: a first optical guide (eg, the first optical guide 120a of FIG. 5) formed along one side of the circumference of the through hole; And a second optical guide (eg, the second optical guide 120b of FIG. 5) formed adjacent to the first optical guide along the other side of the periphery of the through hole.

According to various embodiments, the optical guide may include a first optical guide (eg, a first optical guide 120a of FIG. 5) formed along one side of the periphery of the through hole; And a third optical guide (eg, the third optical guide 120c of FIG. 5) formed on the opposite side of the first optical guide based on the through hole.

According to various embodiments, the optical guide may be formed on four different portions of the jig body around the periphery of the through hole.

According to various embodiments, the optical guide may include a first optical guide (eg, the first optical guide 120a of FIG. 5 ); A second optical guide formed adjacent to the first optical guide along the other side of the periphery of the through hole (for example, the second optical guide 120b of FIG. 5); A third optical guide (eg, a third optical guide 120c of FIG. 5) formed on the opposite side of the first optical guide based on the through hole; A fourth optical guide (eg, the fourth optical guide 120d of FIG. 5) formed on the opposite side of the second optical guide based on the through hole may be included.

According to various embodiments, the lighting unit may be disposed along the circumference of the through hole.

According to various embodiments, the lighting unit may form a closed loop along the circumference of the through hole.

According to various embodiments, the first optical path switching member may include a prism, and the second optical path switching member may include a translucent mirror.

According to various embodiments, a cover (eg, the cover 127 of FIG. 3) may be further included to prevent the light incident through the opening from leaking out of the jig body.

According to various embodiments, at least one side support member (eg, side support members 115 and 116 of FIG. 2) disposed along at least a portion of the through hole may be included.

According to various embodiments, the side support member may include a first side support member disposed on one side around the through hole, and a second side support member disposed on the other side around the through hole.

According to various embodiments, the side support member may be integrally formed from the jig body.

According to various embodiments of the present disclosure, in a dimension measurement jig (eg, a dimension measurement jig 100 of FIG. 13), a first optical guide (eg, the first optical guide 320a of FIG. 13) is A first jig body including a first jig body (eg, the first jig body 310a of FIG. 13), and a second light guide (eg, the second light guide 320b of FIG. 13) disposed apart from the first jig body A second jig body including a second jig body (eg, the second jig body 320b of FIG. 13); And a first lighting unit (eg, the lighting unit 130 of FIG. 3) disposed on the first surface of the first jig body and the second jig body, wherein the first and second light guides are measured. When the object is mounted, it is arranged to face each other on one side and the other side around the measurement object, and openings formed on the first surface of the first jig body and the second jig body (e.g., opening 321 in FIG. 14) ); A first optical path switching member (eg, a first optical path switching member 324 in FIG. 14) for switching a movement path of light provided from the first lighting unit through the opening; And a second optical path switching member (eg, the second optical path switching member 325 of FIG. 14) for passing the light provided from the first lighting unit incident in one direction and switching the movement path of the incident light in the other direction. ); may include.

According to various embodiments, the first light guide and the second light guide each have a third light path switching member for switching a movement path of light provided from the second lighting unit (for example, the third light path switching member ( 326)) may be further included.

According to various embodiments of the present disclosure, in a dimension measuring apparatus (for example, the dimension measuring apparatus 10 of FIG. 1) for a measurement object having a 3D shape (eg, the measurement object 200 of FIG. 1 ), dimension measurement A jig (eg, a jig 100 for measuring dimensions in FIG. 1); A platform for arranging the dimension measurement jig (eg, the platform 11 of FIG. 1); An optical tower unit (eg, an optical tower unit 20 of FIG. 1) spaced apart from the platform by a predetermined distance and arranged to face the dimension measurement jig and including an optical module for obtaining an image of the measurement object; And a monitor unit (eg, the monitor unit 30 of FIG. 1) for displaying an image photographed of the measurement object disposed on the dimension measurement jig, wherein the dimension measurement jig includes a through hole (eg: Through-hole 101 of Figure 2); And a jig body (eg, a jig body 110 of FIG. 2) including an optical guide (eg, the light guide 120 of FIG. 3) disposed around at least a portion of the through hole. And a first lighting unit (eg, the lighting unit 130 of FIG. 2) disposed adjacent to the first surface of the jig body, wherein the platform is disposed under the through hole of the jig body. 2 It may include a lighting unit (for example, the light source unit 15 of FIG. 1).

According to various embodiments, the optical module may acquire a planar image and a side image of the measurement object together, and the monitor unit may output a 2D image including a planar image and a side image of the measurement object.

According to various embodiments, the platform may further include a conveyor member (eg, the conveyor member 13 of FIG. 1) for moving the dimension measurement jig in a plane direction.

According to various embodiments, the optical guide may include an opening formed on a first surface of the jig body (eg, the opening 121 of FIG. 3 ); A first optical path switching member (eg, a first optical path switching member 124 in FIG. 3) for switching a movement path of light provided from the lighting unit through the opening; And a second optical path switching member (eg, a second optical path switching member 125) for passing at least a portion of the light provided from the lighting unit and changing a movement path of a portion of the light reflected on the measurement object. have.

According to various embodiments, it may further include at least one protrusion (eg, 114 in FIG. 1) protruding from the jig body toward the through hole.

According to various embodiments of the present disclosure, in a dimension measurement jig (eg, a dimension measurement jig 100 ′ of FIG. 11 ), a through hole (eg, a through hole 101 of FIG. 11 ); At least one protrusion protruding toward the through hole (eg, the protrusion 114 of FIG. 11) and an optical guide disposed to surround at least a portion of the through hole (eg, the light guide 120 ′ of FIG. 11) A jig body including (for example, the jig body 110 of FIG. 11); And a lighting unit (eg, the lighting unit 130 of FIG. 11) disposed adjacent to the first surface of the jig body (eg, the first surface 111 of FIG. 11), wherein the light guide includes the jig An opening formed on the first surface of the body (eg, the first surface 111 of FIG. 6) and into which light provided from the lighting unit is incident (eg, the opening 121 of FIG. 11); It is formed on a second surface facing a direction opposite to the first surface (for example, the second surface 112 in FIG. 11), and is reflected from the measurement object and the light incident toward the side of the measurement object seated on the protrusion. A third opening (eg, the third opening 122 of FIG. 11) through which at least one light (eg, light L2 of FIG. 11) is emitted from among the generated light; A first optical path switching member disposed on a movement path of light between the opening and the third opening and refracting the light incident through the opening toward the side of the measurement object (for example, the first optical path of FIG. 11 Switching member 124); And light that is disposed at the rear of the first optical path switching member based on the moving direction of the light incident through the opening, the light incident toward the side of the object to be measured and the light reflected from the object to be measured. And a second optical path switching member (eg, the second optical path switching member 125 of FIG. 11) refracting at least one light toward the third opening.

According to various embodiments, a fourth opening (eg, a fourth opening in FIG. 11) formed on an inner surface of the jig body (eg, the inner surface 113 of FIG. 11) between the first and second surfaces (123)); may further include.

According to various embodiments, the fourth opening included in the first optical guide,

Light reflected from the side of the object to be measured passing through the second optical path switching member included in the first optical guide (for example, the first optical guide 120a in FIG. 5) and the third optical guide (for example, FIG. It may be designed so that light provided from the third optical guide 120c of 5 and passing through the measurement object is incident.

According to various embodiments, the fourth opening included in the first optical guide passes through the second optical path switching member included in the first optical guide and reflects light from the side of the measurement object and the third It may be designed such that light provided from an optical guide and passing through the measurement object is incident.

According to various embodiments of the present disclosure, in a dimension measurement jig (eg, a dimension measurement jig 300 of FIG. 13), a first optical guide (eg, the first optical guide 320a of FIG. 13) is A first jig body including a first jig body (eg, the first jig body 310a of FIG. 13), and a second light guide (eg, the second light guide 320b of FIG. 13) disposed apart from the first jig body A second jig body including (eg, the second jig body 310b of FIG. 13 ); And a first lighting unit disposed on the first surface of the first jig body and the second jig body (for example, the first lighting unit 330 of FIG. 14 ); including, the first light guide and the second light guide Are arranged to face each other on one side and the other side with respect to the measurement object when the measurement object is mounted, respectively, through holes formed on the first surface of the first jig body and the second jig body (e.g. Ball 321); A first optical path switching member (eg, a first optical path switching member 324 in FIG. 14) for switching a movement path of light provided from the first lighting unit through the through hole; And a second optical path switching member (eg, the second optical path switching member 325 of FIG. 14) for passing the light provided from the first lighting unit incident in one direction and switching the movement path of the incident light in the other direction. ); It is possible to provide a jig for measuring dimensions including.

According to various embodiments, the light incident from the other direction toward the second optical path switching member is one of light refracted by the object to be measured, light reflected by the object to be measured, and light passing through the periphery of the object to be measured. It may contain at least one light.

According to various embodiments, the first light guide and the second light guide each have a third light path switching member for switching a moving path of light provided from the second lighting unit (for example, the third light path switching member of FIG. 14 ( 326)) may be further included.

According to various embodiments, at least one position adjusting unit (eg, position adjusting unit 329 in FIG. 14) for adjusting the angle of the second optical path changing member by adjusting the position of the first optical path changing member It may include.

According to various embodiments, it includes at least one side support member that restricts movement of the measurement object when the measurement object is mounted, and the side support member (for example, the position control unit 329 of FIG. 14) includes the first 2 It may be configured to be slidable along the longitudinal direction of the optical path switching member.

As described above, in the detailed description of the present disclosure, specific embodiments have been described, but it will be apparent to those of ordinary skill in the art that various modifications can be made without departing from the scope of the present disclosure.

10: dimension measuring device
11: platform
100: jig for dimension measurement
101: through hole
110: jig body
120: light guide
121: opening
130: lighting unit (first lighting unit)
200: object to be measured

Claims (20)

In the dimension measurement jig,
A jig body including at least one optical guide; And
Including; a lighting unit disposed adjacent to the first surface of the jig body,
The optical guide,
An opening formed on the first surface of the jig body;
A first light path switching member for switching a moving path of light provided from the lighting unit through the opening; And
Dimensional measurement jig comprising a; a second light path switching member for passing the light provided from the illumination unit incident in one direction and for switching the movement path of the light incident in the other direction.
The method of claim 1,
The light incident from the other direction toward the second optical path switching member includes at least one of light refracted by the object to be measured, light reflected by the object to be measured, and light passing through the periphery of the object to be measured. Jig for measuring dimensions
The method of claim 1,
A jig for dimension measurement designed so that the light refracted by the first optical path switching member passes through the second optical path switching member and reaches a side surface of the measurement object.
The method of claim 1,
The first optical path switching member comprises a prism,
The second optical path switching member is a jig for measuring dimensions including a translucent mirror.
The method of claim 1,
The jig body is a dimension measuring jig that is an optical guide having a rectangular shape including a through hole inside.
The method of claim 5,
The optical guide,
A first optical guide formed along one side of the circumference of the through hole; And a second optical guide formed adjacent to the first optical guide along the other side of the periphery of the through hole.
The method of claim 5,
The optical guide,
A first optical guide formed along one side of the circumference of the through hole; And a third optical guide formed on the opposite side of the first optical guide based on the through hole.
The method of claim 1,
The optical guide is a dimension measuring jig formed in four different portions of the jig body around the periphery of the through hole.
The method of claim 8,
The optical guide,
A first optical guide;
A second optical guide formed adjacent to the first optical guide along the other side of the circumference of the through hole;
A third optical guide formed on the opposite side of the first optical guide based on the through hole; And
A jig for dimension measurement comprising a fourth optical guide formed on a side opposite to the second optical guide based on the through hole.
The method of claim 1,
The jig body,
A first jig body including a first optical guide; A jig for dimension measurement comprising a second jig body disposed to be spaced apart from the first jig body and including a second optical guide.
The method of claim 10,
The first light guide and the second light guide each further comprises a third light path switching member for switching a moving path of light provided from the second lighting unit.
The method of claim 1,
A jig for dimension measurement comprising at least one protrusion protruding from the jig body.
The method of claim 1,
A jig for dimension measurement comprising at least one position adjusting unit for adjusting the angle of the second optical path changing member by adjusting the position of the first optical path changing member.
The method of claim 1,
Dimensional measurement jig including at least one side support member that limits the movement of the measurement object when the measurement object is mounted.
The method of claim 14,
The side support member is a jig for dimension measurement configured to be slidable along the longitudinal direction of the second optical path switching member.
In the dimension measurement jig,
A jig body including a through hole and an optical guide disposed around at least a portion of the through hole; And
Including; a lighting unit disposed adjacent to the first surface of the jig body,
The optical guide,
An opening formed on the first surface of the jig body;
A first light path switching member for switching a moving path of light provided from the lighting unit through the opening; And
Dimensional measurement jig comprising a; a second light path switching member for passing the light provided from the illumination unit incident in one direction and for switching the movement path of the light incident in the other direction.
The method of claim 16,
The dimension measurement jig is the optical guide,
A first optical guide formed along one side of the circumference of the through hole; And a second optical guide formed adjacent to the first optical guide along the other side of the periphery of the through hole.
The method of claim 16,
The optical guide may include a first optical guide formed along one side of the circumference of the through hole; And a third optical guide formed on the opposite side of the first optical guide based on the through hole.
In the dimension measurement jig,
A first jig body including a first optical guide, a second jig body disposed to be spaced apart from the first jig body and including a second optical guide; And
Including; a first lighting unit disposed on the first surface of the first jig body and the second jig body,
The first optical guide and the second optical guide are disposed to face each other at one side and the other side around the measurement object when the measurement object is mounted, respectively,
An opening formed in the first surface of the first jig body and the second jig body;
A first light path switching member for switching a moving path of light provided from the first lighting unit through the opening; And
A jig for dimension measurement comprising a second optical path switching member for passing light provided from the first lighting unit incident in one direction and switching a movement path of light incident in another direction.
The method of claim 19,
The first light guide and the second light guide each further comprises a third light path switching member for switching a moving path of light provided from the second lighting unit.

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