CN218381422U - Gravity center testing device for display equipment - Google Patents
Gravity center testing device for display equipment Download PDFInfo
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- CN218381422U CN218381422U CN202220936842.8U CN202220936842U CN218381422U CN 218381422 U CN218381422 U CN 218381422U CN 202220936842 U CN202220936842 U CN 202220936842U CN 218381422 U CN218381422 U CN 218381422U
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- pressure
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Abstract
The utility model provides a gravity center testing device for display equipment, which comprises a carrying platform, wherein the carrying platform is horizontally arranged, and the middle part of the carrying platform forms a through part in the vertical direction; the 4 pressure platforms are distributed on the upper end surface of the carrier platform, are arranged corresponding to 4 corners of the display equipment, bear the display equipment and collect pressure data; and a push rod which is arranged below the carrier and can lift in the vertical direction relative to the carrier at the through part of the carrier, and when the push rod passes through the through part of the carrier to jack up the carried display equipment, the gravity center of the display equipment is calculated according to the pressure data of the pressure platform. Based on this technical scheme, can find out actual focus position, supplementary accurate design.
Description
Technical Field
Embodiments of the present invention generally relate to the field of display device testing apparatuses, and more particularly, to a gravity center testing apparatus for a display device.
Background
The size (front and back size) of bases of other display equipment such as a TV base and the like needs to be determined according to the gravity center position, the current gravity center position is mostly an experience value estimated by experience, but the volumes of the upper end, the lower end, the front side and the back side of the actual display equipment are different, the mass at each position is not uniform, the mass distribution of the display equipment of different types is different, the error is often large due to the estimation of the gravity center position through experience, so that the designed base size is not appropriate, and the display equipment is easy to topple.
SUMMERY OF THE UTILITY MODEL
According to the utility model discloses an embodiment provides a focus testing arrangement for display device, realizes the accurate focus position that obtains display device.
The utility model provides a focus testing arrangement for display device. This focus testing arrangement includes:
a carrier, which is horizontally arranged and the middle part of which forms a through part in the vertical direction;
the 4 pressure platforms are distributed on the upper end face of the carrying platform, are arranged corresponding to 4 corners of the display equipment, carry the display equipment and collect pressure data; and
a lift rod arranged below the carrier and capable of moving up and down in a vertical direction at a penetrating part of the carrier relative to the carrier,
and when the ejector rod penetrates through the penetrating part of the carrier platform to jack up the carried display equipment, calculating the gravity center of the display equipment according to the pressure data of the pressure platform.
The above aspects and any possible implementations further provide an implementation having a first direction moving part that supports the stage to move in a first direction, and
and a second direction moving part which supports the stage to move along the second direction.
There is further provided in accordance with the above-mentioned aspect and any one of the possible implementations, an implementation, the first direction moving portion includes,
a first slide rail, a second slide rail,
a first moving block mounted on the first slide rail, and
the first lead screw penetrates through the first moving block and extends along a first direction to support the carrying platform;
the second-direction moving portion may include,
a second slide rail is arranged on the second slide rail,
a second moving block mounted on the second slide rail, and
and the second lead screw penetrates through the second moving block and extends along the second direction to support the carrying platform.
In accordance with one aspect of the present invention and any one of the possible implementations described above, there is further provided an implementation in which the first-direction moving unit includes a rod member extending in a first direction and carrying the stage,
the second direction moving portion includes a slide rail extending in the second direction and on which the lever member is mounted.
The above aspect and any possible implementation further provides an implementation in which the rod member includes any one selected from a lead screw and a linear bearing.
The above aspects and any possible implementations further provide an implementation in which the pressure platform has an adjustable height that is adapted to the height of the bottom surface of the display device from the stage.
The utility model discloses in, display device carries 4 pressure platform, and the ejector pin passes the portion of penetrating of microscope carrier, and during the display device that the jack-up was carried on, according to pressure platform's pressure data, with moving platform to the direction that pressure is little remove, make the big position of the relative directional pressure of ejector pin, then ejector pin jack-up display device once more, when the above-mentioned process of repetition was up to ejector pin jack-up display device, 4 pressure platform's pressure data was 0 newton, and the position of ejector pin jack-up was display device's focus position this moment promptly.
Therefore, the gravity center position of display equipment such as a television can be found out quickly and accurately, the design of a base of the display equipment and the overall layout of the display equipment can be assisted based on the test result, the base which is proper in size and in position setting relation with the gravity center position of the display equipment is designed, the display equipment is prevented from toppling over, and the cost caused by the oversize base is also prevented from rising.
It should be understood that what is described in this summary section is not intended to limit key or critical features of embodiments of the invention, nor is it intended to limit the scope of the invention. Other features of the present invention will become apparent from the following description.
Drawings
The above and other features, advantages and aspects of various embodiments of the present invention will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, like or similar reference characters denote like or similar elements, and wherein:
fig. 1 is a schematic structural diagram illustrating a gravity center testing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic top view illustrating a gravity center testing apparatus according to an embodiment of the present invention;
fig. 3 shows a schematic top view of a gravity center testing apparatus according to another embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:
10 stage, 11 penetration part;
20 pressure platforms;
30 ejector rods;
40 a base;
a 50 moving part, a 51 first direction moving part, a 511 first slide rail, a 512 first moving block, a 513 first lead screw, a 514 rod part, a 52 second direction moving part, a 521 second slide rail, a 522 second moving block, a 523 second lead screw, and a 524 slide rail;
60 display device.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.
The utility model provides a focus testing arrangement for display device realizes accurately finding out display device's focus position fast, supplementary external base and the holistic overall arrangement planning of display device.
[ example 1 ] A method for producing a polycarbonate
The following describes a gravity center testing apparatus for a display device according to an embodiment of the present invention with reference to fig. 1 and 2.
Fig. 1 the embodiment of the present invention provides a schematic structural diagram of a gravity center testing apparatus, which comprises a carrier 10, 4 pressure platforms 20, a push rod 30, a base 40, and a moving part 50.
The stage 10 is formed in a frame-shaped plate shape having four sides, a through portion 11 is formed in the middle portion in the vertical direction, the lift pins 30 can lift up the display device 60 through the through portion 11, the stage 10 is horizontally disposed to be supported on a moving portion 50 mounted on the base 40, and the stage 10 can move in the horizontal direction with the display device 60 mounted thereon.
4 pressure platforms 20 are arranged on the upper end face of the carrier 10, 4 pressure platforms 20 are distributed on 4 corners of the carrier 10, the 4 pressure platforms 20 respectively correspond to 4 corners of the display device 60, the distance between the pressure platforms 20 is set according to the size of the display device 60 and corresponds to the distance between the 4 corners of the display device 60, and the display device 60 is placed on the pressure platforms 20. The height of the pressure platform 20 is adjustable, and the height of the pressure platform 20 is adapted to the height of the bottom surface of the display device 60 from the carrier 10. As shown in fig. 1, one side of display device 60 is thin, the height from the stage is high, and pressure platform 20 is set to be high; the other side is thicker, the distance from the stage is lower, the setting height of the pressure platform 20 is lower, and the pressure platforms 20 are respectively and correspondingly set to the height which enables the upper surface of the display device 60 to be in a horizontal state when the display device is placed on the pressure platform 20. The pressure platform 20 may be provided as an existing, collapsible structure or may be designed to be replaced according to a particular height.
The pressure platforms 20 are respectively provided with sensors for acquiring pressure data, and the contact pressure of the display device 60 is acquired.
The lift pins 30 are provided below the stage 10, and projections of the lift pins 30 on a horizontal plane are provided corresponding to the through portions 11 of the stage 10, and can be vertically moved up and down in the through portions 11 of the stage 10 with respect to the stage 10. The push rod 30 is formed in a tapered shape as a whole, and the diameter thereof becomes gradually larger from the upper end to the lower end, so that the push rod 30 can be stably placed and the weight of the display device 60 can be pushed up. When the jack 30 jacks up the display device 60, the display device 60 is in point contact with the display device 60, the contact area is small, when the jack-up position is not at the gravity center position of the display device 60, the display device 60 inclines, and each pressure platform 20 detects pressure data of each point of the display device 60 contacting the pressure platform 20.
The ejector rod 30 is set to be of a telescopic structure or other lifting structures, and the ejector rod is driven to lift through a driving mechanism, such as a hydraulic transmission mechanism, an air pressure transmission mechanism, a servo motor and the like, and can be controlled according to actual needs and cost, and the existing transmission mode is adopted, so long as the ejector rod 30 can lift and jack up the display device 60.
The base 40 is penetrated in the middle, and a moving portion 50 is provided at the upper end of the base 40, and the moving portion 50 includes a first direction moving portion 51 that supports the stage 10 to move in the first direction, and a second direction moving portion 52 that supports the stage to move in the second direction. The first direction and the second direction both extend in the horizontal direction, and the first direction and the second direction are perpendicular to each other, in this embodiment, the first direction is the X-axis direction, and the second direction is the Y-axis direction, so that the stage 10 can move in the horizontal direction to two directions perpendicular to each other, and further reach a specified position.
The first direction moving unit 51 includes a first slide rail 511, a first movable block 512 mounted on the first slide rail 511, and a first lead screw 513 inserted into the first movable block 512 and extending in the first direction to support the stage 10. The second-direction moving unit 52 includes a second slide rail 521, a second moving block 522 mounted on the second slide rail 521, and a second lead screw 523 inserted into the second moving block 522 and extending in the second direction to support the stage 10. The first lead screw 513 and the second lead screw 523 are arranged alternately in the vertical direction.
In the first direction moving unit 51, the first lead screw 513 extends in the X axis direction, the side edge portion of the stage 10 is provided in cooperation with the first lead screw 513, and the stage 10 moves on the first lead screw 513 in the X axis direction. In the second direction moving unit 52, the second lead screw 523 extends in the Y axis direction, the side edge portion of the stage 10 is provided in cooperation with the second lead screw 523, and the stage 10 moves on the second lead screw 523 in the Y axis direction.
The first slide rail 511 extends in the Y-axis direction, the first moving block 512 is slidable on the first slide rail 511, and both ends of the first lead screw 513 are connected to the first moving block 512, so that the first lead screw 513 is mounted on the first moving block 512 and moves in the Y-axis direction. When the stage 10 moves on the second lead screw 523 in the Y-axis direction, the first lead screw 513 can move along the first slide rail 511 along with the stage 10.
The second slide rail 521 extends in the X-axis direction, the second moving block 522 is slidable on the second slide rail 521, and both ends of the second lead screw 523 are connected to the second moving block 522, so that the second lead screw 523 is mounted on the second moving block 522 and moves in the X-axis direction. When the stage 10 moves on the first lead screw 513 along the X-axis direction, the second lead screw 523 can move along the second slide rail 521 along with the stage 10.
A servo motor is arranged on the base 40, and the first lead screw 513 and the second lead screw 523 are driven to rotate by the servo motor.
Based on the structural arrangement of the gravity center testing device of the above embodiment, the gravity center position of the display device is tested in the following manner:
(1) The display device 60 is placed on the 4 pressure platforms 20, and the mandril 30 is correspondingly arranged at the geometric center position of the display device 60 or at the estimated gravity center position of the display device 60;
(2) The mandril 30 rises upwards, penetrates through the through part 11 of the carrier 10, jacks up the display device 60, and 4 pressure platforms 20 acquire pressure data;
(3) If the pressure data of the 4 pressure platforms 20 are not all 0 newton, calculating the barycentric position of the display device 60 according to the pressure data, and calculating and determining the moving direction and the moving distance of the carrier 10;
(4) The stage 10 moves in the first direction and the second direction by the first direction moving unit 51 and the second direction moving unit 52, reaches a predetermined position, and repeats steps (2) and (3);
(5) Until the push rod 30 pushes up the display device 60, the pressure data of the 4 pressure platforms 20 are all 0 newton, and at this time, the position pushed up by the push rod 30 is the center of gravity position of the display device.
In this embodiment, the first direction moving unit 51 is constituted by the first slide rail 511, the first moving block 512, and the first lead screw 513, and the first direction moving unit 51 supports the stage 10 to move in the first direction; the second direction moving unit 52 is constituted by the second slide rail 521, the second moving block 522, and the second lead screw 523, and the second direction moving unit 52 supports the stage 10 to move in the second direction.
[ example 2 ] A method for producing a polycarbonate
The following describes a gravity center testing device for a display device according to an embodiment of the present invention with reference to fig. 1 and 3.
The stage 10, the pressure plate 20, the lift pins 30, and the base 40 of the present embodiment are the same as the stage 10, the pressure plate 20, the lift pins 30, and the base 40 of embodiment 1. The difference from embodiment 1 is in the structural arrangement of the moving portion 50.
In the present embodiment, the first direction moving unit 51 includes a rod member 514 extending in the first direction and on which the stage 10 is mounted, the second direction moving unit 52 includes a slide rail 524 extending in the second direction and on which the rod member 514 is mounted, and the rod member 514 includes one selected from a lead screw and a linear bearing. The slide rail 524 and the rod member 514 are horizontally disposed and extend in two directions perpendicular to each other, in this embodiment, the first direction is an X-axis direction, and the second direction is a Y-axis direction. The stage 10 is provided in cooperation with the rod member 514, the stage 10 is driven by the servo motor to move in the X-axis direction on the rod member 514, both ends of the rod member 514 are slidably provided on the slide rails 524 via the sliders and are movable along the slide rails 524, and the stage 10 is mounted on the slide rails 524 via the rod member 514 and is moved in the Y-axis direction by the servo motor.
The present embodiment is the same as the operation principle of embodiment 1, and the center of gravity position of the display device is tested based on the operation manner in embodiment 1 described above.
In the present embodiment, the lever member 514 constitutes the first-direction moving portion 51, and the first-direction moving portion 51 supports the stage 10 to move in the first direction; the slide rails 524 constitute the first-direction moving unit 51, and the second-direction moving unit 52 supports the stage 10 to move in the second direction.
According to the utility model discloses an above-mentioned embodiment, has realized following technological effect:
the whole display device is in a thin plate shape, but the volumes of the upper end, the lower end, the front side and the rear side of the display device are different, the mass at each position is not uniform, the mass distribution of different types of display devices is different, and the gravity center position is often not accurate through experience estimation. Through the utility model discloses, utilize ejector pin 30 to pass through portion 11 of microscope stage 10, during the display device 60 that the jack-up was carried on, according to pressure platform's pressure data with microscope stage 10 to the big direction removal of pressure indication, further, when ejector pin 30 jack-up display device 60 time pressure platform's pressure data is 0, confirms display device 60's focus position.
Therefore, the gravity center position of the display equipment 60 such as a television can be found out quickly and accurately, the design of the base of the display equipment 60 and the layout planning of the whole display equipment 60 can be assisted based on the test result, the base which is proper in size and has a proper position setting relationship with the gravity center position of the display equipment 60 is designed, the display equipment is prevented from toppling, and the cost rise caused by the overlarge size of the base is also avoided.
In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present application, the description of the terms "one embodiment," "some embodiments," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (6)
1. A gravity center testing apparatus for a display device, comprising:
a carrier (10) which is horizontally arranged and has a through part (11) formed in the middle in the vertical direction;
the 4 pressure platforms (20) are distributed on the upper end face of the carrier (10), are arranged corresponding to 4 corners of the display equipment (60), carry the display equipment (60) and collect pressure data; and
a lift pin (30) provided below the stage (10) and vertically movable with respect to the stage (10) at a through-portion (11) of the stage (10),
when the lift pin (30) passes through the through part (11) of the stage (10) and lifts the carried display device (60), the gravity center of the display device (60) is calculated according to the pressure data of the pressure platform (20).
2. The gravity center testing apparatus for a display device according to claim 1,
has a first direction moving section (51) which supports the stage (10) to move in a first direction, and
a second direction moving unit (52) that supports the stage (10) to move in a second direction.
3. The gravity center testing apparatus for a display device according to claim 2,
the first direction moving part (51) comprises,
a first slide rail (511),
a first moving block (512) mounted on the first slide rail (511), and
a first lead screw (513) which penetrates through the first moving block (512) and extends along the first direction to support the carrying platform (10);
the second direction moving portion (52) includes,
a second slide rail (521) is provided,
a second moving block (522) mounted on the second slide rail (521), and
and a second lead screw (523) which penetrates through the second moving block (522) and extends along the second direction to support the carrying platform (10).
4. The gravity center testing apparatus for a display device according to claim 2,
the first direction moving unit (51) includes a rod member (514) extending in a first direction and on which the stage (10) is mounted,
the second direction moving unit (52) includes a slide rail (524) extending in a second direction and on which the lever member (514) is mounted.
5. The gravity center testing apparatus for a display device according to claim 4,
the rod member (514) includes any one selected from a lead screw and a linear bearing.
6. The gravity center testing apparatus for a display device according to claim 1,
the height of the pressure platform (20) is adjustable and is matched with the height of the bottom surface of the display device (60) from the carrying platform (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220936842.8U CN218381422U (en) | 2022-04-20 | 2022-04-20 | Gravity center testing device for display equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220936842.8U CN218381422U (en) | 2022-04-20 | 2022-04-20 | Gravity center testing device for display equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218381422U true CN218381422U (en) | 2023-01-24 |
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ID=84950750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220936842.8U Active CN218381422U (en) | 2022-04-20 | 2022-04-20 | Gravity center testing device for display equipment |
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| Country | Link |
|---|---|
| CN (1) | CN218381422U (en) |
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- 2022-04-20 CN CN202220936842.8U patent/CN218381422U/en active Active
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