CN218035616U - Automatic test fixture of LCD projection equipment - Google Patents
Automatic test fixture of LCD projection equipment Download PDFInfo
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- CN218035616U CN218035616U CN202221151459.8U CN202221151459U CN218035616U CN 218035616 U CN218035616 U CN 218035616U CN 202221151459 U CN202221151459 U CN 202221151459U CN 218035616 U CN218035616 U CN 218035616U
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Abstract
The utility model relates to a multimedia device tests technical field, specifically is an automatic test fixture of LCD projection equipment, including a supporting bench, one side on brace table surface is provided with the regulation slide, and adjusts the surface mounting of slide and standard curtain, brace table's top is provided with the connecting plate, and the top of connecting plate is provided with places the board to the projector has been placed on the surface of placing the board, brace table's surface is provided with accredited testing organization, and accredited testing organization comprises horizontal electric putter, fixing base, regulation logical groove, vertical electric putter, spout and fastening bolt, the outside of projector is provided with fixed establishment, the connecting plate with place and be provided with leveling mechanism between the board. The utility model discloses not only improve the work efficiency when test fixture uses, improved the degree of convenience when test fixture uses, influenced the phenomenon of test result because of the projector slope when having avoided test fixture to use moreover.
Description
Technical Field
The utility model relates to a multimedia device tests technical field, specifically is an automatic test fixture of LCD projection equipment.
Background
LCD projectors are high-tech products from the development of liquid crystal technology, lighting technology, and integrated circuits. The key technology is the manufacture of liquid crystal panels. The LCD projector utilizes the photoelectric effect of liquid crystal, namely the arrangement of liquid crystal molecules changes under the action of an electric field to influence the light transmittance or the reflectivity of a liquid crystal unit, thereby influencing the optical property of the LCD projector and generating images with different gray levels and colors.
Through the retrieval, patent number is 201720550881.3, is named as a projector testing arrangement's utility model, include: a projection screen for displaying projector test signals; the supporting frame is used for supporting the projection curtain; the first test table is suitable for placing a table type projector, can move close to or far away from the projection curtain along the support frame, and can adjust the distance between the first test table and the support frame through a first height adjusting device; the second test bench is arranged on the support frame and is suitable for placing a top projection projector, the second test bench and the projection curtain can move close to or away from each other, and the distance between the second test bench and the projection curtain can be adjusted relative to the support frame through a second height adjusting device.
Research and analysis show that the testing device can conveniently and quickly adjust the height and the focal length of projectors of different models during testing, and meanwhile, a standard curtain for measuring extreme eight-gray-scale signals and a vertical plate type screen for measuring full white field signals are integrated together, so that the factory inspection efficiency of the projectors is greatly improved, however, the testing device is not provided with a leveling function for the projectors when in use, and the phenomenon that the testing result is influenced by the inclination of the projectors when the testing device is used is easily caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic test fixture of LCD projection equipment to the work efficiency when proposing the test fixture use among the above-mentioned background art of solution is low, and the degree of convenience is low, and influences the problem of the phenomenon of test result because of the projector slope.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic test fixture of LCD projection equipment, includes a supporting bench, one side of brace table is fixed with the control row key, one side on brace table surface is provided with the regulation slide, and adjusts the surface mounting of slide and have standard curtain, the top of brace table is provided with the connecting plate, and the top of connecting plate is provided with places the board to the projector has been placed on the surface of placing the board, the surface of brace table is provided with accredited testing organization, and accredited testing organization comprises horizontal electric putter, fixing base, regulation logical groove, vertical electric putter, spout and fastening bolt, the outside of projector is provided with fixed establishment, the connecting plate with place and be provided with leveling mechanism between the board.
Preferably, the fixed surface of brace table has horizontal electric putter, and horizontal electric putter's input and the output electric connection of control row key, horizontal electric putter's output is fixed with the fixing base, the regulation logical groove has been seted up on the surface of brace table, the inside that the regulation led to the groove is provided with vertical electric putter, and vertical electric putter's surface and fixing base looks fixed connection to the input of vertical electric putter and the output electric connection of control row key, simultaneously, horizontal electric putter's the output and the surface looks fixed connection of connecting plate.
Preferably, the sliding groove is formed in one side of the surface of the supporting platform, the sliding groove is in sliding fit with the bottom of the adjusting sliding plate, the adjusting sliding plate can move back and forth conveniently, a fastening bolt is connected to the surface of one side of the supporting platform in a threaded mode, and the surface of one end of the fastening bolt penetrates through the supporting platform and the sliding groove in sequence and is tightly extruded on the surface of the adjusting sliding plate.
Preferably, fixed establishment's inside is provided with separation blade, sucking disc, clamp plate, fixed plate and sticiss the spring, place the central point department on plate surface and install the sucking disc, and the surface of sucking disc and the surface of projector closely laminate, the both ends of placing board one side all are fixed with the separation blade, and the surface of separation blade and one side of projector closely laminate.
Preferably, the fixed plate is fixed on one side of the surface of the placement plate, the surface of one side of the fixed plate is fixedly provided with equally-spaced compression springs, one end of each compression spring is fixedly provided with a clamping plate, and the surface of each clamping plate is tightly attached to the surface of the projector.
Preferably, the leveling mechanism is internally provided with an adjusting screw, a rotary seat, a horizontal column and a fixed column, the horizontal column is embedded in the central position of one side of the placing plate, the fixed column is fixed at both ends of one side of the connecting plate, the adjusting screw is in threaded connection with both ends of the other side of the connecting plate, one end of the adjusting screw extends to the upper part of the connecting plate, the rotary seats are fixed on the surfaces of the adjusting screw and the fixed column, and the rotary seats are mutually matched with the placing plate in a rotating manner.
Compared with the prior art, the beneficial effects of the utility model are that: the automatic test tool for the LCD projection equipment not only improves the working efficiency when the test tool is used, improves the convenience degree when the test tool is used, but also avoids the phenomenon that the test result is influenced by the inclination of a projector when the test tool is used;
1. by arranging the testing mechanism, the standard curtain is unfolded, the projector is started again, then the operation of the transverse electric push rod can be controlled, the adjustment of the focal length is realized under the action of the transverse electric push rod, then the projector is controlled to ascend and descend through the vertical electric push rod, so that the projection light beam of the projector is positioned at the center of the standard curtain, the adjustment of the height is completed, then the inherent resolution and the state from the limit eight gray scale to the standard requirement can be adjusted, then the fastening bolt can be unscrewed, the adjusting sliding plate is pulled, the position of the standard curtain is adjusted under the sliding fit of the adjusting sliding plate and the sliding groove, the rapid automatic testing function of the testing tool on the projector is realized, and the working efficiency of the testing tool during use is improved;
2. the fixing mechanism is arranged, so that the projector to be tested is placed between the blocking piece on the surface of the placing plate and the clamping plate, at the moment, the clamping plate moves to one side of the projector under the action of the pressing spring to clamp and fix the projector, the projector is more stable under the action of the sucking disc, the function of conveniently fixing the projector by the testing tool is realized, and the convenience degree of the testing tool in use is improved;
3. the leveling mechanism is arranged, the adjusting screw rod can be rotated, the adjusting screw rod drives the placing plate to move under the action of the rotary seat, the horizontal column is observed, the placing plate is leveled under the cooperation of the fixing column, the leveling function of the test tool on the projector is realized, and the phenomenon that the test result is influenced due to the inclination of the projector when the test tool is used is avoided.
Drawings
Fig. 1 is a schematic diagram of the three-dimensional appearance structure of the present invention;
fig. 2 is a schematic view of the front view cross-sectional structure of the present invention;
FIG. 3 is a schematic view of the enlarged partial structure of the present invention;
fig. 4 is an enlarged schematic view of the testing mechanism of the present invention.
In the figure: 1. a support table; 101. controlling row keys; 102. a connecting plate; 103. a projector; 104. a standard curtain; 105. adjusting the sliding plate; 106. placing the plate; 2. a testing mechanism; 201. a transverse electric push rod; 202. a fixed seat; 203. adjusting the through groove; 204. a vertical electric push rod; 205. a chute; 206. fastening a bolt; 3. a fixing mechanism; 301. a baffle plate; 302. a suction cup; 303. a clamping plate; 304. a fixing plate; 305. a compression spring; 4. a leveling mechanism; 401. adjusting the screw rod; 402. rotating; 403. a horizontal column; 404. and (5) fixing the column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; can be directly connected with each other, also can be indirectly connected with each other through the intermediary, based on the embodiment in the utility model, all other embodiments that ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.
The utility model provides a pair of automatic test fixture's of LCD projection equipment structure is as shown in figure 1 and figure 2, including brace table 1, one side of brace table 1 is fixed with control row key 101, and LA series can be chooseed for use to the model of this control row key 101, and one side on brace table 1 surface is provided with adjusts slide 105, and adjusts slide 105's surface mounting has standard curtain 104, and brace table 1's top is provided with connecting plate 102, and the top of connecting plate 102 is provided with places board 106 to the surface of placing board 106 has placed projector 103.
Further, as shown in fig. 2 and 4, a testing mechanism 2 is disposed on the surface of the supporting table 1, the testing mechanism 2 is composed of a horizontal electric push rod 201, a fixed seat 202, an adjusting through groove 203, a vertical electric push rod 204, a sliding groove 205 and a fastening bolt 206, the horizontal electric push rod 201 is fixed on the surface of the supporting table 1, the type of the horizontal electric push rod 201 can be TA series, the input end of the horizontal electric push rod 201 is electrically connected with the output end of the control row key 101, the fixed seat 202 is fixed on the output end of the horizontal electric push rod 201, the adjusting through groove 203 is disposed on the surface of the supporting table 1, the vertical electric push rod 204 is disposed inside the adjusting through groove 203, the type of the vertical electric push rod 204 can be TA series, the surface of the vertical electric push rod 204 is fixedly connected with the fixed seat 202, the input end of the vertical electric push rod 204 is electrically connected with the output end of the control row key 101, meanwhile, the output end of the horizontal electric push rod 201 is fixedly connected with the surface of the connecting plate 102, the sliding groove 205 is disposed on one side of the supporting table 1, the sliding groove 205 is slidably matched with the bottom of the adjusting sliding plate 105, the sliding plate 105 is convenient to adjust the sliding plate 105, the surface of the fastening bolt is fastened with the sliding plate 206, and the sliding plate 105, and the sliding plate 205 is extruded through the sliding plate 205.
When the device is used, the standard curtain 104 is unfolded, the projector 103 is started, the control row key 101 can be operated, the control row key 101 controls the transverse electric push rod 201 to work, the distance between the projector 103 and the standard curtain 104 is adjusted under the action of the transverse electric push rod 201, namely, the focal length is adjusted, the projector 103 is controlled to lift through the vertical electric push rod 204, the projection light beam of the projector 103 is located at the center of the standard curtain 104, so that the height is adjusted, the intrinsic resolution and the limit eight gray scale can be adjusted to the state required by the standard, the fastening bolt 206 can be loosened, the adjusting sliding plate 105 is pulled, the position of the standard curtain 104 is adjusted under the sliding fit of the adjusting sliding plate 105 and the sliding groove 205, and the rapid automatic testing function of the testing tool on the projector 103 is realized.
Further, as shown in fig. 3, a fixing mechanism 3 is disposed outside the projector 103, a blocking plate 301, a suction cup 302, a clamping plate 303, a fixing plate 304 and a pressing spring 305 are disposed inside the fixing mechanism 3, the suction cup 302 is mounted at a central position of the surface of the placing plate 106, the surface of the suction cup 302 is tightly attached to the surface of the projector 103, the blocking plate 301 is fixed at both ends of one side of the placing plate 106, the surface of the blocking plate 301 is tightly attached to one side of the projector 103, the fixing plate 304 is fixed at one side of the surface of the placing plate 106, the pressing springs 305 are fixed at equal intervals on the surface of one side of the fixing plate 304, the clamping plate 303 is fixed at one end of the pressing spring 305, and the surface of the clamping plate 303 is tightly attached to the surface of the projector 103.
During use, the projector 103 to be tested is placed between the baffle 301 on the surface of the placing plate 106 and the clamping plate 303, at the moment, the clamping plate 303 moves towards one side of the projector 103 under the action of the pressing spring 305 to clamp and fix the projector 103, and the projector 103 is more stable under the action of the sucker 302, so that the function of conveniently fixing the projector 103 by using the test tool is realized.
Further, as shown in fig. 3, a leveling mechanism 4 is disposed between the connecting plate 102 and the placing plate 106, an adjusting screw 401, a rotating base 402, a horizontal column 403 and a fixed column 404 are disposed inside the leveling mechanism 4, the horizontal column 403 is embedded in the center of one side of the placing plate 106, the fixed column 404 is fixed to both ends of one side of the connecting plate 102, the adjusting screw 401 is connected to both ends of the other side of the connecting plate 102 through a screw, one end of the adjusting screw 401 extends above the connecting plate 102, the rotating base 402 is fixed to the surfaces of the adjusting screw 401 and the fixed column 404, and the rotating base 402 and the placing plate 106 are rotatably matched with each other.
When the leveling device is used, the adjusting screw 401 is rotated, the adjusting screw 401 drives the placing plate 106 to move under the action of the rotary base 402, the horizontal column 403 is observed, and the placing plate 106 is leveled under the cooperation of the fixing column 404, so that the leveling function of the testing tool on the projector 103 is realized.
The working principle is as follows: during the use, at first place the projecting camera 103 that awaits measuring and place between the separation blade 301 and the pinch-off blades 303 on board 106 surface, at this moment, pinch-off blades 303 moves to one side of projecting camera 103 under the effect that sticiss spring 305, presss from both sides the tight fixed with projecting camera 103 to make projecting camera 103 more stable under the effect of sucking disc 302, be convenient for the function of fixed projecting camera 103 in order to realize the test frock, thereby the convenience when having improved the test frock and using.
Subsequently, the adjusting screw 401 can be rotated, so that the adjusting screw 401 drives the placing plate 106 to move under the action of the rotary base 402, the horizontal column 403 is observed, the placing plate 106 is leveled under the cooperation of the fixed column 404, the leveling function of the test tool on the projector 103 is realized, and the phenomenon that the test result is influenced due to the inclination of the projector 103 when the test tool is used is avoided.
The standard curtain 104 can be unfolded, the projector 103 is started, the control row key 101 can be operated, the control row key 101 controls the transverse electric push rod 201 to work, the distance between the projector 103 and the standard curtain 104 is adjusted under the action of the transverse electric push rod 201, namely, the focal length is adjusted, the projector 103 is controlled to lift through the vertical electric push rod 204, the projection light beam of the projector 103 is located at the center of the standard curtain 104, so that the height is adjusted, the inherent resolution and the limit eight gray scale can be adjusted to the state required by the standard, the fastening bolt 206 can be loosened, the adjusting sliding plate 105 is pulled, the position of the standard curtain 104 is adjusted under the sliding fit of the adjusting sliding plate 105 and the sliding groove 205, the rapid automatic testing function of the projector 103 by the testing tool is achieved, the working efficiency of the testing tool during use is improved, and the testing tool can finally complete the use work of the testing tool.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an automatic test fixture of LCD projection equipment, includes a supporting bench, its characterized in that: one side of brace table is fixed with the control row key, one side on brace table surface is provided with the regulation slide, and adjusts the surface mounting of slide and have the standard curtain, the top of brace table is provided with the connecting plate, and the top of connecting plate is provided with places the board to the projector has been placed on the surface of placing the board, the surface of brace table is provided with accredited testing organization, and accredited testing organization comprises horizontal electric putter, fixing base, regulation logical groove, vertical electric putter, spout and fastening bolt, the outside of projector is provided with fixed establishment, the connecting plate with place and be provided with leveling mechanism between the board.
2. The automatic test tool for the LCD projection equipment according to claim 1, characterized in that: the utility model discloses a supporting bench, including brace table, horizontal electric putter, vertical electric putter, connecting plate, regulation groove, vertical electric putter and vertical electric putter to the surface of brace table is fixed with horizontal electric putter, and horizontal electric putter's input and the output electric connection of control row key, horizontal electric putter's output is fixed with the fixing base, the regulation groove has been seted up on the surface of brace table, the inside of adjusting the groove is provided with vertical electric putter, and vertical electric putter's surface and fixing base looks fixed connection to the input of vertical electric putter and the output electric connection of control row key, simultaneously, horizontal electric putter's output and the surface of connecting plate looks fixed connection.
3. The automatic test tool for the LCD projection equipment according to claim 2, characterized in that: the sliding groove is arranged on one side of the surface of the supporting table, the sliding groove is in sliding fit with the bottom of the adjusting sliding plate, the adjusting sliding plate can move back and forth conveniently, the surface of one side of the supporting table is in threaded connection with the fastening bolt, and the surface of one end of the fastening bolt penetrates through the supporting table and the sliding groove in sequence and is tightly extruded with the surface of the adjusting sliding plate.
4. The automatic test tool for the LCD projection equipment according to claim 1, characterized in that: the fixing mechanism is characterized in that a separation blade, a sucking disc, a clamping plate, a fixing plate and a compression spring are arranged in the fixing mechanism, the sucking disc is installed at the center of the surface of the placing plate, the surface of the sucking disc is tightly attached to the surface of the projector, the separation blades are fixed at two ends of one side of the placing plate, and the surface of the separation blade is tightly attached to one side of the projector.
5. The automatic test tool for the LCD projection equipment according to claim 4, wherein the automatic test tool comprises: the fixed plate is fixed on one side of the surface of the placing plate, the surface of one side of the fixed plate is fixedly provided with equidistant compression springs, one end of each compression spring is fixedly provided with a clamping plate, and the surface of each clamping plate is tightly attached to the surface of the projector.
6. The automatic test tool for the LCD projection equipment according to claim 1, characterized in that: the leveling mechanism is characterized in that an adjusting screw, a rotary seat, a horizontal column and a fixed column are arranged inside the leveling mechanism, the horizontal column is embedded in the central position of one side of the placing plate, the fixed column is fixed at two ends of one side of the connecting plate, the adjusting screw is in threaded connection with two ends of the other side of the connecting plate, one end of the adjusting screw extends to the upper portion of the connecting plate, the rotary seats are fixed on the surfaces of the adjusting screw and the fixed column, and the rotary seats are matched with the placing plate in a mutually rotating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221151459.8U CN218035616U (en) | 2022-05-13 | 2022-05-13 | Automatic test fixture of LCD projection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221151459.8U CN218035616U (en) | 2022-05-13 | 2022-05-13 | Automatic test fixture of LCD projection equipment |
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| Publication Number | Publication Date |
|---|---|
| CN218035616U true CN218035616U (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221151459.8U Active CN218035616U (en) | 2022-05-13 | 2022-05-13 | Automatic test fixture of LCD projection equipment |
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| CN (1) | CN218035616U (en) |
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- 2022-05-13 CN CN202221151459.8U patent/CN218035616U/en active Active
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