CN217639755U - Head-mounted display device calibration device - Google Patents
Head-mounted display device calibration device Download PDFInfo
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- CN217639755U CN217639755U CN202220770574.7U CN202220770574U CN217639755U CN 217639755 U CN217639755 U CN 217639755U CN 202220770574 U CN202220770574 U CN 202220770574U CN 217639755 U CN217639755 U CN 217639755U
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Abstract
The utility model provides a head-mounted display device calibration device, which comprises a base, a glasses bracket, a distance adjusting piece, a direction adjusting part and an image acquisition device; the head-mounted display equipment to be calibrated is fixed on the glasses bracket; the distance adjusting piece is arranged on the base in a sliding mode and can move along the Y-axis direction; the direction adjusting part is fixed on the distance adjusting piece, and the direction adjusting piece can move along the X-axis direction and the Z-axis direction; the image acquisition device is fixedly connected with the direction adjusting part and can be arranged above the base in a moving mode along the X-axis direction, the Y-axis direction and the Z-axis direction, and the head-mounted display equipment is located in an image acquisition area of the image acquisition device. The utility model discloses the degree of freedom of adjustment image acquisition device motion is in order to realize position adjustment, and image acquisition device aligns with head-mounted display device, conveniently judges the picture effect.
Description
Technical Field
The utility model belongs to a wear-type display device technical field, concretely relates to wear-type display device calibration device.
Background
With the development of economic technology, the performance requirements of users on head-mounted display devices such as AR glasses or VR glasses are also higher and higher. Taking the AR glasses as an example, because the AR glasses are binocular imaging, in the using process, images on two sides need to be synthesized into a picture based on two eyes, so the AR glasses need to be adjusted after production is completed to calibrate the binocular coupling effect. Currently, the calibration of the augmented reality device is generally realized through self-contained mechanism parts, but the precision of the calibration mode is low, and the adjustment is tedious.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to overcome shortcoming and not enough among the prior art, provide a head mounted display device calibration device, adjust the degree of freedom of image acquisition device motion to realize the adjustment of optional position, realize aligning of image acquisition device and head mounted display device, conveniently judge head mounted display device's picture effect.
The embodiment of the utility model provides a realize through following technical scheme:
a head-mounted display equipment calibration device comprises a base, a glasses bracket, a distance adjusting piece, a direction adjusting part and an image acquisition device;
the head-mounted display equipment to be calibrated is fixed on the glasses bracket;
the distance adjusting piece is arranged on the base in a sliding mode and can move along the Y-axis direction; the direction adjusting part is fixed on the distance adjusting piece, and the direction adjusting piece can move along the X-axis direction and the Z-axis direction;
the image acquisition device is fixedly connected with the direction adjusting part and can be arranged above the base in a moving mode along the X-axis direction, the Y-axis direction and the Z-axis direction, and the head-mounted display equipment is located in an image acquisition area of the image acquisition device.
The embodiment of the utility model provides a head-mounted display device calibration device, direction adjustment portion moves in X axle direction and Z axle direction, the distance adjustment piece moves in Y axle direction, because direction adjustment portion with distance adjustment portion fixed connection, and image acquisition device with direction adjustment portion fixed connection, consequently image acquisition device can follow X axle direction, Y axle direction and Z axle direction motion, adjustment and treat the distance between the head-mounted display device of demarcation. The head-mounted display equipment calibration device can adjust the degree of freedom of the movement of the image acquisition device so as to realize the adjustment of any position, realize the alignment of the image acquisition device and the head-mounted display equipment and conveniently judge the picture effect of the head-mounted display equipment.
Further, the distance adjusting piece comprises a distance adjusting movable part and at least two adjusting slide rails; the adjusting slide rail extends along the Y-axis direction and is arranged on the upper surface of the base, and the distance adjusting movable part is movably arranged on the adjusting slide rail and reciprocates along the length extending direction of the adjusting slide rail. The distance adjusting movable part moves on the adjusting slide rail to drive the image acquisition device and the direction adjusting part to move along the Y-axis direction.
Further, the direction adjusting part includes a first direction adjusting member and a second direction adjusting member;
the first direction adjusting piece comprises a first fixed part and a first movable part; the first fixed part is fixedly arranged on the distance adjusting movable part, and the first movable part is movably arranged on the first fixed part and can reciprocate along the X-axis direction or the Z-axis direction;
the second direction adjusting piece comprises a second fixed part and a second movable part; the first fixed part is fixedly arranged on the first movable part, and the second movable part is movably arranged on the second fixed part and can reciprocate along the Z-axis direction or the X-axis direction; the image acquisition device is fixedly arranged on the second movable part.
The direction adjusting part moves on an X axis and a Z axis through the first direction adjusting piece and the second direction adjusting piece to drive the image acquiring device to move along the X axis and the Z axis, so that the relative direction between the image acquiring device and the head-mounted display equipment is adjusted.
Further, the first direction adjusting piece further comprises a first screw rod;
a first limiting block is convexly arranged on the surface of one side of the first fixing part; a first sliding groove is formed in the surface of one side of the first movable part, the first sliding groove extends along the X-axis direction or the Z-axis direction, and the first limiting block is embedded in the first sliding groove in a sliding mode along the length extending direction of the first sliding groove;
a first thread block is convexly arranged on the bottom surface of the first sliding groove, and a first threaded hole is formed in the first thread block in a penetrating mode along the length extending direction of the first sliding groove; the end part of the first screw rod is axially limited and can be circumferentially and rotatably arranged on the first fixing part, the first screw rod is in threaded connection with the first thread block, the first screw rod is located between the first fixing part and the first movable part, and the first movable part is driven to reciprocate along the X-axis direction or the Z-axis direction through rotation around the shaft.
The first screw rod moves in the first threaded hole, and the first movable part moves on the first limiting block along with the rotation of the first screw rod around the shaft, so that the position of the image acquisition device in the X-axis direction or the Z-axis direction is adjusted.
Further, the second direction adjusting piece further comprises a second screw rod;
a second limiting block is convexly arranged on the surface of one side of the second fixing part; a second sliding groove is formed in the surface of one side of the second movable portion, the second sliding groove extends along the Z-axis direction or the X-axis direction, and the second limiting block is embedded in the second sliding groove in a sliding mode along the length extending direction of the second sliding groove;
a second thread block is convexly arranged on the bottom surface of the second sliding groove and penetrates through the second thread block along the length extending direction of the second sliding groove to form a second threaded hole; the end part of the second screw rod is axially limited and is circumferentially and rotatably arranged on the second fixing part, the second screw rod is in threaded connection with the second threaded hole, and the second screw rod is located between the second fixing part and the second movable part and drives the second movable part to reciprocate along the Z-axis direction or the X-axis direction through rotating around the shaft.
The second screw rod rotates around a shaft in the second threaded hole, and the second movable part moves on the second limiting block along with the rotation of the second screw rod around the shaft, so that the position of the image acquisition device in the X-axis direction or the Z-axis direction is adjusted.
Further, the first limiting block is a wedge-shaped block, and the first sliding groove is a wedge-shaped through groove matched with the first limiting block; the surface of the first limiting block facing the first sliding groove is provided with a first limiting groove, and the first thread block is movably limited in the first limiting groove;
the second limiting block is a wedge-shaped block, and the second sliding groove is a wedge-shaped through groove matched with the second limiting block; the surface of the second limiting block facing the second sliding groove is provided with a second limiting groove, and the second thread block is movably limited in the second limiting groove.
In this embodiment, the first limiting block is matched with the first sliding groove in a wedge shape to prevent the first limiting block from falling off; the second limiting block is matched with the second sliding groove in a wedge shape, so that the second limiting block is prevented from falling off.
Further, the distance adjusting piece also comprises a distance adjusting screw rod and a distance adjusting fixed block; the distance adjusting screw rod is axially limited and is circumferentially and rotatably fixed on the distance adjusting movable part; the adjusting slide rail is fixed on the distance adjusting fixed block; the adjusting slide rail extends along the Y-axis direction;
the adjusting slide rail also comprises a distance adjusting thread block, the distance adjusting thread block is fixed on the distance adjusting fixed block, a distance adjusting thread hole is formed in the distance adjusting thread block in a penetrating mode, and the extending direction of the distance adjusting thread hole is the same as the extending direction of the adjusting slide rail; the distance adjusting screw rod movably penetrates through the distance adjusting threaded hole. The distance adjusting screw rod moves in the distance adjusting threaded hole, and the distance adjusting movable part moves on the adjusting slide rail along with the movement of the distance adjusting screw rod, so that the distance between the image acquisition device and the head-mounted display equipment is adjusted.
Further, the first direction adjusting member further includes a first locking portion including a first locking piece and a first locking piece; the first locking piece is fixed on the side surface of the first fixing part and provided with a first strip-shaped hole in a penetrating mode, and the first strip-shaped hole extends along the moving direction of the first moving part; a plurality of first locking holes are formed in the side surface of the first movable part and are uniformly arranged along the moving direction of the first movable part; the first locking piece penetrates through the first strip-shaped hole and is fixed in one of the first locking holes;
the second direction adjusting piece further comprises a second locking part which comprises a second locking piece and a second locking piece; the second locking piece is fixed on the side surface of the second fixing part and provided with a second strip-shaped hole in a penetrating manner, and the second strip-shaped hole extends along the moving direction of the second moving part; a plurality of second locking holes are formed in the side surface of the second movable part and are uniformly formed along the moving direction of the second movable part; the second locking piece penetrates through the second strip-shaped hole and is fixed in one of the second locking holes.
And arranging the first locking part and the second locking part, respectively fixing the first movable part and the second movable part at the current position, and keeping the relative positions of the first fixing part and the second fixing part, thereby fixing the image acquisition device at the current position.
Further, the distance adjuster further includes a distance adjustment locking part; the distance adjusting fixing block is provided with a fixing strip hole, and the extending direction of the fixing strip hole is the same as the extending direction of the adjusting slide rail; the distance adjustment locking part passes through the fixed strip hole and is fixed with the distance adjustment movable part. When the distance adjusting movable part moves to a proper position, the distance adjusting locking part fixes the distance adjusting movable part at the current position.
Further, the glasses bracket comprises a containing frame and an upper cover; the glasses containing frame is fixed on the distance adjusting fixing block; the glasses containing frame is provided with a glasses fixing groove, the head-mounted display device is contained in the glasses fixing groove in a limiting mode, and the upper cover is fixed to the glasses fixing groove in a turnover mode and is pressed above the head-mounted display device in a pressing mode. The head-mounted display equipment is accommodated in the glasses fixing groove and fixed with the upper cover, so that the head-mounted display equipment is not easy to shift; the upper cover can be turned over, and the head-mounted display device is convenient to replace.
For a better understanding and practice, the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a head-mounted display device calibration apparatus according to embodiment 1.
Fig. 2 is a schematic structural view of the distance adjuster of embodiment 1.
Fig. 3 is a schematic structural view of the first direction regulating member and the second direction regulating member of embodiment 1.
Fig. 4 is an internal schematic view of the first direction adjusting member of embodiment 1.
Fig. 5 is a schematic structural view of the first fixing portion of the first direction adjuster according to embodiment 1.
Fig. 6 is an internal schematic view of the second direction regulating member of embodiment 1.
Fig. 7 is a schematic view of a second movable portion of the second direction regulating member of embodiment 1.
Fig. 8 is a schematic configuration diagram of an image pickup apparatus of embodiment 1.
Fig. 9 is a schematic structural view of the distance adjustment locking part of embodiment 1.
Detailed Description
The following provides a more detailed description of the embodiments of the present invention with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad embodiments of the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the embodiments of the present invention are shown in the drawings, not all of them.
Furthermore, the terms first, second, distance adjustment and the like in the description and in the claims are used for descriptive purposes only to distinguish one technical feature from another and are not to be construed as indicating or implying relative importance or to imply that the indicated technical features are in number or are not necessarily described in order or time order. The terms are interchangeable where appropriate. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature.
Similarly, the terms "fixed" and "connected," as used in the description and claims, are not intended to be limited to a direct connection. Thus, the expression "device a is connected to device B" should not be limited to devices or systems in which device a is directly connected to device B, meaning that there is a path between device a and device B, which may be a path including other devices or tools.
Example 1
The embodiment 1 of the present invention provides a calibration device for a head-mounted display device, fig. 1 is a schematic structural diagram of the calibration device for a head-mounted display device, as shown in fig. 1, the calibration device for a head-mounted display device includes a base 9, a glasses bracket 1, a distance adjusting member 5, a direction adjusting portion, and an image acquiring device 2;
the head-mounted display equipment 6 to be calibrated is fixed on the glasses bracket 1, and the head-mounted display equipment 6 is positioned in the image acquisition area of the image acquisition device 2;
the distance adjusting piece 5 is arranged on the base 9 in a sliding mode and can move along the Y-axis direction; the direction adjusting part is fixed on the distance adjusting piece 5;
the image capturing device 2 is fixedly connected to the direction adjusting unit, and is movably disposed above the base 9 in the X-axis direction, the Y-axis direction, and the Z-axis direction, and the direction adjusting unit is movable in the X-axis direction and the Z-axis direction.
The embodiment 1 of the utility model provides a head-mounted display device calibration device, direction regulating part moves in X axle direction and Z axle direction, and distance adjusting part 5 moves in Y axle direction, because direction regulating part and distance mediation portion fixed connection, and image acquisition device 2 and direction regulating part fixed connection, therefore image acquisition device can follow X axle direction, Y axle direction and Z axle direction motion, adjusts and treats the distance between the head-mounted display device of demarcation. The head-mounted display device calibration device can adjust the degree of freedom of the movement of the image acquisition device 2 so as to realize the adjustment of any position, realize the alignment with the head-mounted display device 6 and conveniently judge the picture effect of the head-mounted display device 6.
Preferably, fig. 2 is a schematic structural view of the distance adjusting member, and as shown in fig. 2, the distance adjusting member 5 includes a distance adjusting movable portion 51 and at least two adjusting slide rails 52; the adjusting slide rail 52 is disposed on the upper surface of the base 9 along the extending direction of the Y axis, and the distance adjusting movable portion 51 is movably mounted on the adjusting slide rail 52 and reciprocates along the length extending direction of the adjusting slide rail 52. In this embodiment, the distance adjustment movable portion 51 moves on the adjustment slide rail 52 to drive the image capturing device 2 and the direction adjustment portion to move along the Y-axis direction.
More preferably, the direction adjustment portion includes a first direction adjustment member 4 and a second direction adjustment member 3;
fig. 3 is a schematic structural view of a first direction regulating member and a second direction regulating member, fig. 4 is a schematic internal view of the first direction regulating member, fig. 5 is a schematic structural view of a first fixing portion of the first direction regulating member, and as shown in fig. 3, 4 and 5, the first direction regulating member 4 includes a first fixing portion 41 and a first movable portion 42; as shown in fig. 2, the first fixed portion 41 is fixedly mounted on the distance adjusting movable portion 51, and the first movable portion 42 is movably mounted on the first fixed portion 41 and can reciprocate along the X-axis direction or the Z-axis direction;
as shown in fig. 2, the second direction regulating member 3 includes a second fixed portion 31 and a second movable portion 32; the second fixed part 31 is fixedly arranged on the first movable part 42, and the second movable part 32 is movably arranged on the second fixed part 31 and can reciprocate along the Z-axis direction or the X-axis direction; the image pickup device 2 is fixedly attached to the second movable portion 32.
In this embodiment, the direction adjusting portion moves on the X-axis and the Z-axis through the first direction adjusting member 4 and the second direction adjusting member 3, and drives the image capturing device 2 to move along the X-axis and the Z-axis, so as to adjust the relative direction between the image capturing device 2 and the head-mounted display device 6.
In a specific embodiment, the direction of the reciprocating motion of the first movable portion 42 is different from the direction of the reciprocating motion of the second movable portion 32, so as to ensure that the image capturing device 2 can move in the Y-axis, X-axis and Z-axis directions by adjusting the distance adjusting member 5, the first direction adjusting member 4 and the second direction adjusting member 3, respectively; for example, the first movable section 42 may reciprocate in the Z-axis direction, and the second movable section 32 may reciprocate in the X-axis direction; alternatively, the first movable portion 42 may reciprocate in the X-axis direction, and the extending direction of the second movable portion 32 may reciprocate in the Z-axis direction.
More preferably, as shown in fig. 3, 4 and 5, the first direction adjusting member 4 further includes a first screw 43;
a first limiting block 411 is convexly arranged on one side surface of the first fixing part 41; a first sliding groove 421 is formed in a surface of one side of the first movable portion 42, the first sliding groove 421 extends along the X-axis direction or the Z-axis direction, and the first limiting block 411 is slidably embedded in the first sliding groove 421 along the length extending direction of the first sliding groove 421;
a first thread block 422 is convexly arranged on the bottom surface of the first sliding groove 421, and a first threaded hole is formed in the first thread block 422 along the length extending direction of the first sliding groove 421 in a penetrating manner; the end of the first screw 43 is axially limited and circumferentially rotatably disposed on the first fixing portion 41, the first screw 43 is in threaded connection with the first thread block 422, and the first screw 43 is located between the first fixing portion 41 and the first movable portion 42 and drives the first movable portion 42 to reciprocate along the X-axis direction or the Z-axis direction by rotating around the shaft.
The first screw 43 moves in the first threaded hole, and the first movable portion 42 moves on the first stopper 411 with the axial rotation of the first screw 43, thereby adjusting the position of the image pickup device 2 in the X-axis direction or the Z-axis direction.
Preferably, fig. 6 is a schematic view of the inside of the second direction adjusting member, fig. 7 is a schematic view of a second movable portion of the second direction adjusting member, and as shown in fig. 6 and 7, the second direction adjusting member 3 further includes a second screw 33;
a second stopper 311 is convexly arranged on one side surface of the second fixing portion 31; a second sliding groove 321 is formed in one side surface of the second movable portion 32, the second sliding groove 321 extends along the Z-axis direction or the X-axis direction, and the second limiting block 311 is slidably embedded in the second sliding groove 321 along the length extending direction of the second sliding groove 321;
as shown in fig. 6 and 7, a second screw block 322 is convexly disposed on the bottom surface of the second sliding groove 321, and a second screw hole 3222 is formed through the second screw block 322 along the length extending direction of the second sliding groove 321; the end of the second screw 33 is axially limited and circumferentially and rotatably disposed on the second fixing portion 31, the second screw 33 is in threaded connection with the second threaded hole 3222, and the second screw 33 is located between the second fixing portion 31 and the second movable portion 32 and drives the second movable portion 32 to reciprocate along the Z-axis direction or the X-axis direction by rotating around the shaft.
The second screw 33 moves around the shaft in the second screw hole 3222, and the second fixing portion 31 moves on the second stopper 311 along with the rotation around the shaft of the second screw 33, thereby adjusting the position of the image capturing device 2 in the X-axis direction or the Z-axis direction.
Preferably, as shown in fig. 3 to 5, the first limiting block 411 is a wedge-shaped block, and the first sliding groove 421 is a wedge-shaped through groove matched with the first limiting block 411; a first limiting groove 4111 is formed in the surface of the first limiting block 411 facing the first sliding groove 421, and the first thread block 422 is movably limited in the first limiting groove 4111;
as shown in fig. 3, 6 and 7, the second stopper 311 is a wedge-shaped block, and the second sliding groove 321 is a wedge-shaped through groove matched with the second stopper 311; the surface of the second limiting block 311 facing the second sliding groove 321 is provided with a second limiting groove 3111, and the second thread block 322 is movably limited in the second limiting groove 3111.
In this embodiment, the first limiting block 411 is matched with the first sliding groove 421 in a wedge shape, so as to prevent the first limiting block 411 from falling off; the second stopper 311 is matched with the second sliding groove 321 in a wedge shape to prevent the second stopper 311 from falling off.
In a specific embodiment, as shown in fig. 5, a first side wall through hole (not shown) is formed through a side wall of the first limiting groove 4111, a first screw limiting block 4114 is fixedly disposed outside the side wall of the first limiting groove 4111, and a first limiting block through hole (not shown) is formed through the first screw limiting block 4114 at a position corresponding to the first side wall through hole; at least two first annular limiting pieces 431 are convexly arranged at the end part of the first screw 43 along the circumferential direction, the first side wall through hole and the first limiting piece through hole are movably sleeved outside the first screw 43, and the first screw limiting piece 4114 is positioned between the two first annular limiting pieces 431; a second side wall through hole (not shown) is formed through a side wall of the second limiting groove 3111, a second screw limiting block 3114 is fixedly arranged outside the side wall of the second limiting groove 3111, and a second limiting block through hole (not shown) is formed through the second screw limiting block 3114 at a position corresponding to the second side wall through hole; at least two second annular limiting parts (not shown) are convexly arranged at the end part of the second screw rod 33 along the circumferential direction, the second sidewall through hole and the second limiting part through hole are movably sleeved outside the second screw rod 33, and the second screw rod limiting part 3114 is located between the two second annular limiting parts.
The first screw 43 is inserted into the first limiting block through hole and the first sidewall through hole to be limited in the first limiting block 411, so as to fix the first screw 43, and the two first annular limiting pieces 431 are used for limiting the first screw 43 and preventing the first screw 43 from being separated from the first limiting block 411. The second screw 33 is inserted into the second limiting block through hole and the second sidewall through hole to be limited in the second limiting block 311, so that the second screw 33 is fixed, and the two second annular limiting pieces are used for limiting the second screw 33 and preventing the second screw from separating from the second limiting block 311.
More preferably, as shown in fig. 2, the distance adjusting member 5 further includes a distance adjusting screw 53 and a distance adjusting fixing block 55;
the distance adjusting screw 53 is axially limited and circumferentially and rotatably fixed to the distance adjusting movable portion 51; the adjusting slide rail 52 is fixed on the distance adjusting fixing block 55; the adjustment slide rail 52 extends in the Y-axis direction;
as shown in fig. 2, the adjustment slide rail 52 further includes a distance adjustment screw block 522; the distance adjusting screw block 522 is fixed to the distance adjusting fixing block 55, and a distance adjusting screw hole (not shown) is formed through the distance adjusting screw block 522, and the extending direction of the distance adjusting screw hole is the same as the extending direction of the adjusting slide rail 52; the distance adjusting screw 53 is movably arranged in the distance adjusting threaded hole in a penetrating manner. The distance adjusting screw 53 moves in the fox-searching distance adjusting threaded hole, and the distance adjusting movable part 51 moves on the adjusting slide rail 52 along with the movement of the distance adjusting screw 53, so as to adjust the distance between the image acquisition apparatus 2 and the head-mounted display device 6.
In a specific embodiment, fig. 8 is a schematic structural diagram of an image capturing apparatus, and as shown in fig. 8, the image capturing apparatus 2 includes an image capturing machine 21, an image capturing fixing frame 22, and an image processing machine (not shown), the image capturing machine 21 is fixed on the image capturing fixing frame 22, and the image capturing machine 21 is electrically connected to the image processing machine. The image acquiring machine 21 is placed in the image acquiring fixing frame 22, acquires an image of the head-mounted display device 6, and transmits the image to the image processing machine to determine whether the image displayed by the head-mounted display device 6 is calibrated.
In a specific embodiment, as shown in fig. 2, the distance adjusting fixing block 55 is provided with a receiving groove 551;
the image acquisition fixing frame 22, the second direction adjusting piece 3 and the first direction adjusting piece 4 are all positioned in the accommodating through groove 551;
the glasses bracket 1 is fixed to the distance-adjusting fixing block 55.
The accommodating through groove 551 is used for limiting the image acquisition device 2, the second direction adjusting piece 3 and the first direction adjusting piece 4, and excessive movement is avoided.
More preferably, as shown in fig. 5, the first direction adjusting member 4 further includes a first locking portion 45, and the first locking portion 45 includes a first locking piece 452 and a first locking member (not shown); the first locking piece 452 is fixed on a side surface of the first fixing portion 41, and a first strip-shaped hole 4523 penetrates through the first locking piece, and the first strip-shaped hole 4523 extends along the moving direction of the first moving portion 42; a plurality of first locking holes (not shown) are formed in the side surface of the first movable portion 42, and the first locking holes are uniformly arranged along the moving direction of the first movable portion 42; the first locking piece penetrates through the first strip-shaped hole 4523 and is fixed in one of the first locking holes;
as shown in fig. 6 and 7, the second direction adjustor 3 further includes a second locking part 34, and as shown in fig. 6, the second locking part 34 includes a second locking piece 341 and a second locking piece 343; the second locking piece 341 is fixed on the side surface of the second fixing portion 31, and a second strip-shaped hole 3413 is formed through the second locking piece, and the second strip-shaped hole 3413 extends along the moving direction of the second moving portion 32; a plurality of second locking holes (not shown) are formed in the measuring surface of the second movable portion 32, and the plurality of second locking holes are uniformly arranged along the moving direction of the second movable portion 32; the second locking member 343 is inserted through the second strip hole 3413 and fixed to one of the second locking holes.
The first locking portion 45 and the second locking portion 34 are provided to fix the first movable portion 42 and the second movable portion 32 to the current position, respectively, and to maintain the relative positions with the first fixing portion 41 and the second fixing portion 31, thereby fixing the image pickup device 2 to the current position.
More preferably, fig. 9 is a structural schematic view of the distance adjustment locking part, and as shown in fig. 9, the distance adjustment piece 5 further includes a distance adjustment locking part 54;
a fixed strip hole 553 is formed in the distance adjusting fixed block 55, and the extending direction of the fixed strip hole 553 is the same as the extending direction of the adjusting slide rail 52; the distance adjustment locking part 54 passes through the fixed bar hole 553 and is fixed with the distance adjustment movable part 51. When the distance adjustment movable part 51 moves to an appropriate position, the distance adjustment locking part 54 fixes the distance adjustment movable part 51 at the current position.
In a specific embodiment, as shown in fig. 9, the distance adjusting locking portion 54 includes a locking end portion 541 and a locking screw 543, the distance adjusting movable portion 51 has a plurality of locking screw holes (not shown), the locking screw 543 passes through the fixing strip hole 553 and is inserted into one of the locking screw holes, and the distance adjusting fixing block 55 is fixed between the locking end portion 541 and the distance adjusting movable portion 51 in a limited manner.
In a specific embodiment, as shown in fig. 1, the head-mounted display device calibration apparatus further includes two handles 7, and the two handles 7 are respectively fixed to two opposite sides of the distance adjustment fixing block 55. Handle 7 is used for conveniently carrying wear-type display device calibration device.
More preferably, as shown in fig. 8, the glasses frame 1 includes a glasses housing shelf 11 and an upper cover 12;
the glasses accommodating frame 11 is fixed to the distance adjusting fixing block 55; the glasses containing frame 11 is provided with a glasses limiting groove 111, the head-mounted display device 6 is contained in the glasses limiting groove 111 in a limiting manner, and the upper cover 12 is fixed in the glasses limiting groove 111 in a turnover manner and is pressed above the head-mounted display device 6 in a pressing manner. The head-mounted display device 6 is accommodated in the glasses limiting groove 111 and fixed with the upper cover 12, so that the head-mounted display device 6 is not easy to shift; the upper cover 12 can be turned over, and the head-mounted display device 6 is convenient to replace.
Embodiments of the present invention are not limited to the above-described embodiments, and if various modifications or variations to the embodiments of the present invention do not depart from the spirit and scope of the embodiments of the present invention, if these modifications and variations fall within the scope of the claims and equivalent technical scope of the embodiments of the present invention, then the embodiments of the present invention are also intended to include these modifications and variations.
Claims (10)
1. The utility model provides a head-mounted display device calibration device which characterized in that:
comprises a base, a glasses bracket, a distance adjusting piece, a direction adjusting part and an image acquisition device;
the head-mounted display equipment to be calibrated is fixed on the glasses bracket;
the distance adjusting piece is arranged on the base in a sliding mode and can move along the Y-axis direction; the direction adjusting part is fixed on the distance adjusting piece and can move along the X-axis direction and the Z-axis direction;
the image acquisition device is fixedly connected with the direction adjusting part and can be arranged above the base in a moving mode along the X-axis direction, the Y-axis direction and the Z-axis direction, and the head-mounted display equipment is located in an image acquisition area of the image acquisition device.
2. The head-mounted display device calibration apparatus according to claim 1, wherein:
the distance adjusting piece comprises a distance adjusting movable part and at least two adjusting slide rails; the adjusting slide rail is arranged on the upper surface of the base along the extending direction of the Y axis, and the distance adjusting movable part is movably arranged on the adjusting slide rail and reciprocates along the length extending direction of the adjusting slide rail.
3. The head-mounted display device calibration apparatus according to claim 2, wherein:
the direction adjusting part comprises a first direction adjusting piece and a second direction adjusting piece;
the first direction adjusting piece comprises a first fixed part and a first movable part; the first fixed part is fixedly arranged on the distance adjusting movable part, and the first movable part is movably arranged on the first fixed part and can reciprocate along the X-axis direction or the Z-axis direction;
the second direction adjusting piece comprises a second fixed part and a second movable part; the second fixed part is fixedly arranged on the first movable part, and the second movable part is movably arranged on the second fixed part and can reciprocate along the Z-axis direction or the X-axis direction; the image acquisition device is fixedly arranged on the second movable part.
4. The head-mounted display device calibration apparatus according to claim 3, wherein:
the first direction adjusting piece further comprises a first screw rod;
a first limiting block is convexly arranged on the surface of one side of the first fixing part; a first sliding groove is formed in the surface of one side of the first movable part, the first sliding groove extends along the X-axis direction or the Z-axis direction, and the first limiting block is embedded in the first sliding groove in a sliding mode along the length extending direction of the first sliding groove;
a first thread block is convexly arranged on the bottom surface of the first sliding groove, and a first threaded hole is formed in the first thread block in a penetrating mode along the length extending direction of the first sliding groove; the end part of the first screw rod is axially limited and is circumferentially and rotatably arranged on the first fixing part, the first screw rod is in threaded connection with the first threaded hole, the first screw rod is located between the first fixing part and the first movable part, and the first movable part is driven to reciprocate along the X-axis direction or the Z-axis direction through rotating around the shaft.
5. The head-mounted display device calibration apparatus according to claim 4, wherein:
the second direction adjusting piece also comprises a second screw rod;
a second limiting block is convexly arranged on the surface of one side of the second fixing part; a second sliding groove is formed in the surface of one side of the second movable portion, the second sliding groove extends along the Z-axis direction or the X-axis direction, and the second limiting block is embedded in the second sliding groove in a sliding mode along the length extending direction of the second sliding groove;
a second thread block is convexly arranged on the bottom surface of the second sliding groove and penetrates through the second thread block along the length extending direction of the second sliding groove to form a second threaded hole; the end part of the second screw rod is axially limited and is circumferentially and rotatably arranged on the second fixing part, the second screw rod is in threaded connection with the second threaded hole, the second screw rod is located between the second fixing part and the second movable part, and the second movable part is driven to reciprocate along the Z-axis direction or the X-axis direction through rotation around the shaft.
6. The head-mounted display device calibration apparatus according to claim 5, wherein:
the first limiting block is a wedge-shaped block, and the first sliding groove is a wedge-shaped through groove matched with the first limiting block; the surface of the first limiting block facing the first sliding groove is provided with a first limiting groove, and the first thread block is movably limited in the first limiting groove;
the second limiting block is a wedge-shaped block, and the second sliding groove is a wedge-shaped through groove matched with the second limiting block; the surface of the second limiting block facing the second sliding groove is provided with a second limiting groove, and the second thread block is movably limited in the second limiting groove.
7. The head-mounted display device calibration apparatus according to claim 6, wherein:
the distance adjusting piece also comprises a distance adjusting screw rod and a distance adjusting fixed block;
the distance adjusting screw rod is axially limited and is circumferentially and rotatably fixed on the distance adjusting movable part; the adjusting slide rail is fixed on the distance adjusting fixed block; the adjusting slide rail extends along the Y-axis direction;
the adjusting slide rail also comprises a distance adjusting thread block; the distance adjusting threaded block is fixed on the distance adjusting fixed block, a distance adjusting threaded hole penetrates through the distance adjusting threaded hole, and the extending direction of the distance adjusting threaded hole is the same as the extending direction of the adjusting slide rail; the distance adjusting screw rod movably penetrates through the distance adjusting threaded hole.
8. The head-mounted display device calibration apparatus according to claim 7, wherein:
the first direction adjusting member further includes a first locking portion including a first locking tab and a first locking member; the first locking piece is fixed on the side surface of the first fixing part and provided with a first strip-shaped hole in a penetrating mode, and the first strip-shaped hole extends along the moving direction of the first moving part; a plurality of first locking holes are formed in the side surface of the first movable part and are uniformly arranged along the moving direction of the first movable part; the first locking piece penetrates through the first strip-shaped hole and is fixed in one of the first locking holes;
the second direction adjusting piece further comprises a second locking part which comprises a second locking piece and a second locking piece; the second locking piece is fixed on the side surface of the second fixing part and provided with a second strip-shaped hole in a penetrating mode, and the second strip-shaped hole extends along the moving direction of the second moving part; a plurality of second locking holes are formed in the side surface of the second movable part and are uniformly arranged along the moving direction of the second movable part; the second locking piece penetrates through the second strip-shaped hole and is fixed in one of the second locking holes.
9. The head-mounted display device calibration apparatus according to claim 8, wherein:
the distance adjuster further includes a distance adjustment locking part;
the distance adjusting fixing block is provided with a fixing strip hole, and the extending direction of the fixing strip hole is the same as the extending direction of the adjusting slide rail; the locking piece penetrates through the fixed strip hole and is fixed with the distance adjusting movable part.
10. The head-mounted display device calibration apparatus according to claim 5, wherein:
the glasses bracket comprises a glasses accommodating frame and an upper cover;
the glasses containing frame is fixed on the distance adjusting fixing block, a glasses fixing groove is formed in the glasses containing frame, the head-mounted display device is contained in the glasses fixing groove in a limiting mode, and the upper cover is fixed on the glasses fixing groove in a turnover mode and is pressed above the head-mounted display device in a pressing mode.
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| CN202220770574.7U CN217639755U (en) | 2022-04-02 | 2022-04-02 | Head-mounted display device calibration device |
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| CN202220770574.7U CN217639755U (en) | 2022-04-02 | 2022-04-02 | Head-mounted display device calibration device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114815254A (en) * | 2022-04-02 | 2022-07-29 | 广州视享科技有限公司 | Head-mounted display device calibration device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114815254A (en) * | 2022-04-02 | 2022-07-29 | 广州视享科技有限公司 | Head-mounted display device calibration device |
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