TWI506336B - Lighting fixture - Google Patents

Description

Lighting fixture

The present invention relates to a lighting fixture, which particularly includes a testing device that can be swung into a test position that is electrically connected to a panel.

A conventional panel lighting test fixture is electrically connected to a panel to be tested by using a plurality of probes, and sends a signal of the lighting test to the panel to be tested by the probes to the panel. Perform a lighting test.

Taiwan Patent No. I349127 discloses a lighting fixture comprising a slide rail disposed on an inner side of a rectangular frame, a plurality of probe sliders slidably disposed on the slide rail, and a plurality of probe sliders for positioning the probes. A positioning unit of the slider. The probe sliders are movable on the slide rail to a predetermined position, so that when a panel to be tested is placed on the rectangular frame, the probe system on each probe slider can be tested with the probe The panel is electrically connected to perform a lighting test on the panel to be tested.

In addition, Taiwan Patent No. M312661 discloses another lighting fixture, which mainly comprises a base, a test circuit fixed on the base and a carrying platform movable on the base. The test circuit includes a plurality of probes. The carrying platform is configured to carry a panel to be tested and move the panel to be tested to a test position that can be electrically connected to a probe of the test circuit fixed to the base.

The present invention provides a lighting fixture, which particularly has a testing device that can be swung to a test position to electrically connect the testing device to a panel to be tested.

In detail, the lighting fixture is disposed on a loading platform for carrying a panel to be tested. The lighting fixture comprises a body, a connecting arm, a testing device and a driving device Set. The seat system is disposed on the stage and is preferably moveable relative to the stage. The connecting arm has a first end and a second end opposite to the first end. The first end is pivotally connected to the base body, and the second end is connected to the testing device. The connecting arm can swing up and down relative to the base body with the first end axially. The test device includes a probe set and the test device is movable between a test position and a non-test position as the link arm swings. The driving device is disposed on the stage and configured to push the connecting arm from below to drive the connecting arm to swing relative to the base. Wherein, when the testing device is located at the testing position, the probes of the probe set are in contact with and electrically connected to the panel to be tested.

Preferably, the bottom of the connecting arm has a curved surface. The arc mask has a first The end is adjacent to the first end of the connecting arm, and a second end is adjacent to the second end of the connecting arm, and the arc surface extends from the first end toward the second end and gradually slopes upward. The driving device comprises a rod member and a power source, one end of the rod member is in contact with the curved surface of the bottom portion of the connecting arm, and the other end is connected to the power source. The power source is configured to drive the rod to move horizontally between a first position and a second position along the extending direction of the curved surface to push the connecting arm and to make the testing device at the test position and Move between the non-test locations. More preferably, the power source is a thin pneumatic cylinder.

In another aspect, the test device further includes a base, the inner side of which faces the connection The second end of the arm. The probe set is movably coupled to the outside of the base. The base includes a connecting portion and two end portions extending from both ends of the connecting portion. The connecting portion is pivotally connected to the second end of the connecting arm. The both end portions are arranged such that the connecting portion can swing up and down axially. Preferably, the other end of the connecting arm has a blocking member extending below the base and spaced apart from the connecting portion of the base by a predetermined distance to stop the base and avoid both ends thereof. The swing is too large.

In addition, the outer sides of the two ends of the base face one side of the probe set And the two end portions respectively have a long hole and a positioning post on the outer side surface thereof. The probe set has two long holes and two circular holes on the side thereof. The two long holes of the probe set are respectively used to accommodate the positioning posts at the two ends, so that the probe set can move left and right relative to the base. The two circular holes of the probe set respectively correspond to the long holes at the two ends, and the testing device further comprises two coupling members respectively penetrating the long holes at the two ends and the corresponding two circles of the probe group a hole to join the base and the probe set. The two coupling members are also configured to adjust the distance between the outer side of the corresponding end portion and the side of the probe set, respectively.

Preferably, the lighting fixture further comprises a first magnetic body located below the connecting arm And the connecting arm further has a second magnetic element such as a metal component disposed at a bottom thereof. Thereby, the first magnetic member can provide a magnetic force to attract the connecting arm during the movement of the testing device to the testing position, and assist the testing device to move to the testing position.

1‧‧‧Lighting Fixture

2‧‧‧ body

20‧‧‧ long hole

3‧‧‧ connecting arm

3a‧‧‧ first end

3b‧‧‧ second end

30‧‧‧ curved surface

30a‧‧‧first outer arc edge

30b‧‧‧second outer arc edge

35‧‧‧ §

39‧‧‧Second magnetic parts

4‧‧‧Testing device

40‧‧‧Base

403‧‧‧Linking Department

405‧‧‧End

406‧‧‧ first long hole

407‧‧‧Positioning column

41‧‧‧ probe set

410‧‧‧Second long hole

411‧‧‧ round hole

419‧‧‧ probe

5‧‧‧ drive

50‧‧‧Power source

51‧‧‧ tablets

52‧‧‧ rods

6‧‧‧First magnetic parts

7‧‧‧Connected parts

8‧‧‧ panel

9‧‧‧ stage

The first figure is a schematic view of a specific embodiment of the lighting fixture of the present invention disposed on a stage.

The second figure is a schematic perspective view of the specific embodiment.

The third and fourth figures are schematic side views of the preferred embodiment showing that a connecting arm is driven by a driving device to oscillate relative to the body.

5 and 6 are front elevational views of the preferred embodiment showing that both ends of a base are pivoted about the center of the base.

Figure 7 is a perspective exploded view of a test apparatus of the specific embodiment.

The eighth and ninth views are partial top views of the specific embodiment, showing that the distance between a base and a probe set of the test device can be adjusted by the two coupling members.

Figure 10 is a partial top plan view of the particular embodiment showing the probe set being laterally displaceable relative to the base.

Referring to the first figure, the lighting fixture 1 of the present invention is disposed on a loading table 9 , and the loading table 9 carries a panel 8 to be tested, and the lighting fixture 1 is used for transmitting test signals. The panel 8 is given for testing. In addition, depending on the panel of different sizes, the stage 9 can be provided with a plurality of lighting fixtures 1 as shown in the first figure, and the lighting fixtures 1 are located around the panel 8. However, it is not limited thereto, and a greater or lesser number of lighting fixtures 1 can be set on the stage 9 as needed.

As shown in the second figure, the lighting fixture 1 comprises a body 2, a connecting arm 3, a testing device 4 and a driving device 5. The base 2 is connected and fixed to the stage 9 (not shown). Preferably, the base body 2 is fastened to the stage 9 by a plurality of long holes 20 passing through a plurality of screws. In this embodiment, the length direction of the long hole 20 in the base 2 is parallel to the short side direction of the panel 8, so that the position of the adjusting screw in the long hole 20 can be transmitted. The distance between the lighting fixture 1 and the long side of the panel 8 is finely adjusted front and rear (as shown in the first figure, the distance of the lighting fixture 1 in the Y direction relative to the panel 8 can be finely adjusted). The connecting arm 3 has two opposite ends in its longitudinal direction, a first end 3a and a second end 3b. The connecting arm 3 is pivotally connected to the base 2 with its first end 3a, and the second end 3b is connected to the testing device 4, wherein the connecting arm 3 is pivoted parallel to its short side direction. On the seat body 2. The test device 4 is connected to the base 2 via a connecting arm 3 and includes a base 40 and a probe set 41 connected to the base 40. The opposite sides of the base 40 face and connect the second end 3b of the connecting arm 3 and the probe set 41, respectively. The probe set 41 has a plurality of probes 419. The driving device 5 is configured to drive the connecting arm 3 to swing relative to the base 2. At this time, the connecting arm 3 drives the testing device 4 connected to the second end 3b thereof to move from a non-test position. Up to a test position, the probe 419 of the probe set 41 on the test device 4 can be electrically connected to the panel 8 (as shown in the first figure).

Referring to Figures 2, 3 and 4, the bottom of the connecting arm 3 has a curved surface 30. More specifically, as shown in the third figure, the bottom of the connecting arm 3 has a concave curved surface 30, and the concave curved surface 30 has two opposite outer arc edges, the first outer arc end 30a, the second The outer arc end edge 30b, the first outer arc end edge 30a is adjacent to the first end 3a of the connecting arm 3, the second outer arc end edge 30b is adjacent to the second end 3b, and the concave curved surface 30 is from the first outer arc end edge 30a gradually extends inward toward the direction of the second outer arc end edge 30b (that is, gradually extends toward the top direction of the connecting arm 3) such that the horizontal position of the first outer arc end edge 30a of the concave curved surface 30 is lower than the first The horizontal position of the outer edge 30b of the outer arc. In other words, in view of the thickness of the connecting arm 3, the thickness of the connecting arm 3 adjacent to the seat body 2 is large (i.e., the thickness of the connecting arm 3 at the first outer arc end edge 30a is large), and when gradually moving away from the seat In the case of the body 2, the thickness of the connecting arm 3 is gradually reduced (i.e., the thickness of the connecting arm 3 at the second outer arc end 30b is small). On the other hand, in this embodiment, the driving device 5 includes a power source 50, a body 51, a rod 52 and a track 53, but this is not intended to limit the scope of the invention. The sheet body 51 covers the power source 50 and simultaneously connects the power source 50 and the rod member 52. The rails 53 are arranged in parallel along the longitudinal direction of the connecting arm 3. The power source 50 is used to drive the sheet 51 to drive the rod 52 such that the rod 52 is displaceable in a direction parallel to the rail 53. Preferably, in the embodiment, the power source 50 is a thin pneumatic cylinder, but is not limited thereto. The rod member 52 is fixed on the sheet body 51 and the outer peripheral surface on one end of the rod member 52 is in contact with the curved surface 30 at the bottom of the connecting arm 3, that is, the curved surface 30 at the bottom of the connecting arm 3 is in contact with each other. The outer peripheral surface of the rod 52 is placed. Referring to the third figure, the rod 52 is in a first position, that is, the rod 52 is in contact. And located at the second outer arc end 30b contacting the concave curved surface 30. When the lever 52 is driven by the power source 50 to move from the first position (as shown in the third figure) to a second position (as shown in the fourth figure), since the horizontal position of the lever 52 is maintained fixed Invariably, and the rod member 52 is moved from the second outer arc end edge 30b having a smaller contact thickness toward the first outer arc end edge 30a having a larger contact thickness, so that the rod member 52 is also in the process of moving At the same time, the connecting arm 3 is pushed at the same time, so that the connecting arm 3 is pivoted clockwise to the first end 3a of the base 2 to rotate an angle clockwise, that is, to swing upward by an angle. At this time, since the test device 4 is connected to the connecting arm 3, when the connecting arm 3 is pushed up by the lever 52 and rotated clockwise by an angle, the testing device 4 also rotates clockwise with the connecting arm 3 by an angle. . That is to say, the connecting arm 3 will drive the testing device 4 together to rotate clockwise by an angle, so that the testing device 4 can be moved from the testing position (as shown in the third figure) to the non-testing position, as shown in the fourth figure. Conversely, when the lever member 52 is driven by the power source 50 to return to the first position from the second position, since the thickness of the connecting arm 3 at the first outer arc end edge 30a is greater than the second outer arc end edge 30b Therefore, the rod 52 pushes the connecting arm 3 at the same time during the movement, so that the connecting arm 3 rotates counterclockwise by an angle with the first end 3a as an axis, that is, an angle downward. At this time, the test device 4 returns to the test position (as shown in the third figure) from the non-test position (as shown in the fourth figure).

In addition, as shown in the third and fourth figures, the lighting fixture 1 preferably further includes a first first magnetic member 6 and a second magnetic member 39 that are magnetically attracted to each other, wherein the first magnetic member 6 is attached thereto. On the stage 9, the second magnetic member 39 is disposed on the bottom of the connecting arm 3. In the present embodiment, the second magnetic member 39 is preferably located adjacent to the second outer arc end edge 30b of the curved surface 30 of the connecting arm 3, and the first magnetic member 6 corresponds to the second magnetic member 39. The position is fixedly set on the stage 9. The second magnetic member 39 may preferably be a metal member such as a screw, and the first magnetic member 6 may be a magnet or other element containing a magnetic material. Therefore, during the downward swing of the connecting arm 3 counterclockwise, the first magnetic member 6 provides a magnetic force to attract the second magnetic member 39, which not only assists the connecting arm 3 to swing downward, but also further provides more The fixed effect.

Referring to Figures 5 and 6, the base 40 of the testing device 4 includes a coupling portion 403 and two end portions 405 extending from opposite ends of the coupling portion 403. Referring to the second figure, the base 40 is pivotally connected to the second end 3b of the connecting arm 3 with the longitudinal direction of the connecting arm 3 as an axis, and the pivoting position is preferably located at the base. The center of 40, that is, the center of the joint 403. In this manner, the base 40 can be pivoted about the center of the connecting portion 403. Again, because The second end 3b of the connecting arm 3 has an outwardly extending stop 35 and the stop 35 is located below the joint 403 of the base 40. More specifically, as shown in FIGS. 3 and 5, the stopper 35 extends from the bottom of the second end 3b toward the base 40 and the bottom surface of the joint portion 403 of the base 40. Between the predetermined distances, therefore, as shown in the sixth figure, when the base 40 is swung, since the connecting portion 403 is stopped by the blocking member 35, the base 40 can only swing within an angle range. It is impossible to swing to a larger angle, whereby the both end portions 405 of the base 40 can be controlled to swing only within a predetermined angular range.

The seventh figure shows the probe set 41 of the test device 4 of the present invention and the susceptor 40 The stereoscopic decomposition diagram. The probe set 41 is connected and fixed to the both end portions 405 of the base 40, wherein the outer sides of the two end portions 405 of the base 40 face a long side of the probe set 41, and the two ends The portions 405 each have a first elongated hole 406 and a positioning post 407 on an outer side surface thereof. The long side of the probe set 41 facing the base 40 has two second elongated holes 410 and two circular holes 411. As shown in the eighth figure, the two second long holes 410 of the probe set 41 are respectively used for the positioning posts 407 corresponding to the end portions 405, so that the positioning posts 407 on the base 40 can be respectively inserted into the probe set. In the second long hole 410 of 41. The two circular holes 411 of the probe set 41 are respectively corresponding to the first long holes 406 of the two end portions 405, and the lighting fixture 1 further includes two coupling members 7, each of which is respectively disposed at the end The first long hole 406 of the portion 405 and the two circular holes 411 of the probe set 41 corresponding thereto are fixedly coupled to the probe set 41.

Furthermore, as shown in the eighth and ninth figures, the two coupling members 7 are also configured to be usable. The distance between the outer side surface of the corresponding end portion 405 and the long side surface of the probe set 41 is adjusted separately. Specifically, each of the coupling members 7 preferably includes a screw and a nut, and as shown in the ninth figure, the screw in the coupling member 7 for coupling the left end portion 405 and the probe group 41 is rotated. In the immediate vicinity, the probe set 41 will approach the left end 405 of the base 40 to reduce the distance between the two.

On the other hand, as shown in the tenth figure, in addition to adjusting both sides of the probe set 41 The left and right displacement of the probe set 41 can be adjusted with respect to the base 40 in addition to the front-rear distance between the two end portions 405 of the base 40. In detail, as shown in the tenth figure, the diameter of the above-mentioned coupling member 7 is slightly smaller than the diameter of the circular hole 411, so that the coupling member 7 can be inserted just inside the circular hole 411, whereby the inner circle of the circular hole 411 The wall will abut against the outer peripheral surface of the joint member 7, thereby restricting the movement of the joint member 7 in the circular hole 411, and the diameter of the joint member 7 is smaller than the length of the first long hole 406, so the joint member 7 can be first The displacement in the long hole 406. Moreover, the second long hole 410 of the probe set 41, The length is greater than the diameter of the positioning post 407 of the base 40, so the positioning post 407 can be displaced in the second elongated hole 410. Therefore, if it is necessary to adjust the position of the probe set 41 relative to the base 40 in the left-right direction, for example, when the position of the probe on the probe set 41 relative to the horizontal surface of the panel to be tested needs to be fine-tuned, then the visual requirement is required. The probe set 41 is moved left and right.

In summary, the lighting fixture of the present invention can drive the connecting arm 3 to swing relative to the base 2 through the driving device 5, and drive the testing device 4 connected to the second end 3b of the connecting arm 3. Moving from a non-test position to the test position as shown in the third figure, the probe 419 of the probe set 41 on the test device 4 can be electrically connected to the panel 8.

In addition, the lighting fixture of the present invention can also finely adjust the probe relative to the probe by adjusting the position of the screw in the elongated hole 20 of the base 2, the position of the probe set 41 relative to the base 40, and the like. The upper and lower, front and rear, and left and right directions of the panel are better matched to the panel to be tested in response to different conditions.

Compared with the prior art, the specific preferred embodiment of the lighting fixture of the present invention uses the driving device to drive the connecting arm to swing, and the probe set of the testing device is moved to the test for electrically connecting the panel. Position, and by the cooperation between the probe set of the test device and the base, the position of the probe set can be freely adjusted as needed.

In addition, the specific preferred embodiment of the present invention further provides a means for reducing the thickness of the entire set of lighting fixtures. Since the lighting fixture of the present invention mainly pushes the arc surface of the bottom surface of the connecting arm by the displacement of the rod in the horizontal direction, thereby driving the connecting arm to swing, so that no space is required in the vertical direction, so The thickness of the lighting fixture in the vertical direction can be effectively reduced to achieve space saving.

1‧‧‧Lighting Fixture

2‧‧‧ body

20‧‧‧ long hole

3‧‧‧ connecting arm

3a‧‧‧ first end

3b‧‧‧ second end

4‧‧‧Testing device

40‧‧‧Base

41‧‧‧ probe set

419‧‧‧ probe

5‧‧‧ drive

50‧‧‧Thin pneumatic cylinder

51‧‧‧ tablets

52‧‧‧ rods

53‧‧‧ Track

6‧‧‧First magnetic parts

Claims (10)

A lighting fixture is provided on a loading platform for carrying a panel, the lighting fixture comprises: a body disposed on the loading platform; a connecting arm having a first end and opposite to the a second end of the first end, the first end is pivotally connected to the base body, and the connecting arm can swing up and down relative to the base body with the first end as a shaft; a testing device connected to the connecting arm The second end of the test device is movable between a test position and a non-test position as the connecting arm swings, the test device further comprising a probe set, wherein when the test device is located When the position is tested, the probe set contacts and electrically connects the panel; and a driving device is disposed on the stage, the driving device is configured to push the connecting arm to drive the connecting arm to swing . The lighting fixture of claim 1, wherein the bottom of the connecting arm has a curved surface, the arc mask has a first end adjacent to the first end of the connecting arm, and a second end Adjacent to the second end of the connecting arm, the curved surface extends from the first end toward the second end and gradually slopes upward; the driving device comprises a rod and a power source, and the rod is An outer peripheral surface of one end contacts the curved surface, and the other end is connected to the power source; the power source is configured to drive the rod to move linearly between a first position and a second position in a horizontal direction, wherein When the lever is displaced between the first position and the second position, the lever pushes the connecting arm to cause the connecting arm to move the testing device between the test position and the non-test position. The lighting fixture of claim 1, wherein the testing device further comprises a base, an inner side of the base facing the second end of the connecting arm, the base comprising a connecting portion And extending from both ends of the connecting portion; the connecting portion is pivotally connected to the second end of the connecting arm, and the two end portions can be pivoted up and down by the connecting portion. The lighting fixture of claim 3, wherein the second end of the connecting arm has a blocking member extending from a bottom of the second end toward the testing device to the base The lower side is spaced apart from the bottom surface of the joint portion of the base by a predetermined distance. The lighting fixture of claim 3, wherein an outer side of the base faces a side of the probe set, and the two end portions respectively have a positioning post on the outer side; The probe set has two first long holes corresponding to the positioning posts on the side thereof; wherein the first long holes of the probe set are respectively used to accommodate the positioning posts at the two ends. The lighting fixture of claim 5, wherein the two end portions further have a second long hole on the outer side surface, and the probe set further has two circular holes corresponding to the second long hole. The test device further includes two coupling members respectively penetrating the second elongated holes at the two end portions and the corresponding two circular holes of the probe group to couple the base and the probe The two coupling members are also configured to be used to adjust the distance between their corresponding ends and the probe set, respectively. The lighting fixture of claim 1, wherein the body further has a plurality of elongated holes configured to adjust a position of the seat on the stage. The lighting fixture of claim 1, further comprising a first magnetic member and a second magnetic member magnetically attracted to each other, the first magnetic member being located at a bottom of the connecting arm, the second magnetic member The first magnetic member is disposed on the stage. The lighting fixture of claim 1, wherein the first end of the connecting arm is pivotally connected to the base body with an axis parallel to a width direction of the connecting arm. The lighting fixture of claim 9, wherein the testing device is pivotally connected to the second end of the connecting arm with an axis parallel to a length of the connecting arm.