CN117405991A - Wireless charging offset measurement device and charging efficiency and offset verification method thereof - Google Patents

Abstract

The invention provides a wireless charging offset measurement device and a charging efficiency and offset verification method thereof. The first translation assembly is arranged on the frame, and the receiving installation seat performs displacement movement in an X-Z plane based on the first translation assembly; the second translation assembly is arranged on the frame, and the emission installation seat performs displacement movement in an X-Y plane based on the second translation assembly; an angle adjusting component used for the receiving installation seat to rotate relative to the first translation component is arranged between the first translation component and the receiving installation seat, or an angle adjusting component used for the transmitting installation seat to rotate relative to the second translation component is arranged between the second translation component and the transmitting installation seat. The angle adjusting component is used for simulating deviation detection influenced by road surface fluctuation in the wireless charging process, so that the angle adjusting component can more comprehensively test a plurality of offset types and has the advantages of simplicity in adjustment, high control precision and the like.

Description

Wireless charging offset measurement device and charging efficiency and offset verification method thereof

Technical Field

The invention relates to the technical field of tools, in particular to a wireless charging offset measurement device and a charging efficiency and offset inspection method thereof.

Background

The wireless charging can transmit energy through the transmitting wire coil and the receiving wire coil in a contactless manner. In actual use, the receiving coil is mounted on the AGV and the transmitting coil is mounted on the ground. Because the AGV has positioning accuracy, the transmitting wire coil and the receiving wire coil have no error when the AGV stops, and therefore, a tool is required to be designed to simulate the AGV at different tolerance positions, and the corresponding wireless charging efficiency is measured.

The tool in the prior art is mainly used for detecting the wireless charging of the mobile phone, so that the tool in the prior art only considers the deviation detection of the X axis, the Y axis direction and the Z axis, and when the tool is applied to an AGV, the AGV runs on an uneven road surface, and certain requirements are also met on the angle deviation formed by a transmitting wire coil and a receiving wire coil, so that the tool in the prior art cannot cover the detection application of the AGV.

Disclosure of Invention

In view of the shortcomings of the prior art, the invention aims to provide a wireless charging offset measurement device and a charging efficiency and offset checking method thereof, which increase the offset detection influenced by road surface fluctuation in the simulation wireless charging process, can more comprehensively test a plurality of offset types, and have the advantages of simple adjustment, high control precision and the like.

In order to achieve the above purpose, the invention adopts the following technical scheme:

the technical scheme of one aspect of the invention provides a wireless charging offset measurement device which comprises a frame, a first translation assembly, a receiving installation seat, a second translation assembly, a transmitting installation seat and an angle adjusting assembly. The first translation assembly is arranged on the frame, and the receiving installation seat is arranged on the first translation assembly to do displacement movement in an X-Z plane based on the first translation assembly; the second translation assembly is arranged on the frame, and the emission mounting seat is arranged on the second translation assembly to perform displacement movement in an X-Y plane based on the second translation assembly; the receiving installation seat is provided with a first translation assembly and a receiving installation seat, wherein an angle adjusting assembly for the receiving installation seat to rotate relative to the first translation assembly is arranged between the first translation assembly and the receiving installation seat, or an angle adjusting assembly for the transmitting installation seat to rotate relative to the second translation assembly is arranged between the second translation assembly and the transmitting installation seat.

According to some technical solutions of the present invention, the angle adjusting assembly includes a cursor, the first translation assembly includes a first displacement assembly, a support assembly and a second displacement assembly, the first displacement assembly is movably connected with the frame, the support assembly is respectively connected with the first displacement assembly and the second displacement assembly, and the cursor is disposed on the second displacement assembly and is capable of moving relative to the second displacement assembly.

According to some aspects of the invention, one of the first displacement assembly and the second displacement assembly is movable along an X-axis in the X-Z plane, and the other of the first displacement assembly and the second displacement assembly is movable along a Z-axis in the X-Z plane.

According to some technical solutions of the present invention, the device further comprises a rotating plate, the rotating plate is connected between the second displacement assembly and the receiving mounting seat, the rotating plate is provided with a chute, one end of the cursor extends out of the chute to form an adjusting end, the second displacement assembly is provided with a rotating shaft, the rotating shaft penetrates through the rotating plate, and the adjusting end of the cursor is used for driving the rotating plate to rotate around the rotating shaft so as to enable the receiving mounting seat to rotate relative to the first translation assembly;

according to some technical solutions of the present invention, the chute is arc-shaped.

According to some technical schemes of the invention, the second displacement assembly comprises a mounting plate, a movable rod and a driving piece, the bracket assembly is provided with a communicated mounting hole, the movable rod penetrates through the mounting hole along the X-axis direction, the driving piece is connected with the movable rod, the driving piece can drive the movable rod to slide relative to the bracket assembly along the X-axis direction, the mounting plate is connected with the movable rod, the rotating shaft is arranged on the mounting plate, the rotating plate penetrates through the rotating shaft to be mounted on the mounting plate, and the cursor is movably arranged on the mounting plate.

According to some technical solutions of the present invention, the device further comprises an angle scale and an angle pointer, wherein the angle scale is arranged on the mounting plate, one end of the angle pointer is arranged on the rotating plate, and the other end of the angle pointer extends towards the angle scale to indicate the reading of the angle scale.

According to some aspects of the present disclosure, the device further comprises an X-axis scale and an X-axis pointer, the X-axis scale is disposed on the bracket assembly, one end of the X-axis pointer is disposed on the mounting plate, and the other end of the X-axis pointer extends toward the X-axis scale to indicate a reading of the X-axis scale; and/or

According to some technical solutions of the present invention, the optical fiber measuring device further comprises a Z-axis scale and a Z-axis pointer, wherein the Z-axis scale is disposed on the frame, one end of the Z-axis pointer is disposed on the bracket assembly, and the other end of the Z-axis pointer extends toward the Z-axis scale to indicate the reading of the Z-axis scale.

According to some technical schemes of the invention, the anti-loosening device further comprises an anti-loosening assembly, the anti-loosening assembly comprises a screwing nut and a clamping sleeve, the clamping sleeve is arranged on the bracket assembly and is provided with a through hole which penetrates through, the movable rod is nested in the through hole, the clamping sleeve is positioned on one side of the movable rod, which is close to the driving piece, the clamping sleeve forms a notch communicated with the through hole, connecting lugs are arranged on two sides of the clamping sleeve, which are close to the notch, and threaded holes are formed in the connecting lugs for the screwing nut to penetrate through.

According to some technical solutions of the present invention, the frame includes a first mounting plate and a second mounting plate that are vertically connected, the first displacement assembly is movably connected with the first mounting plate, the second displacement assembly is movably connected with the second mounting plate, and the receiving mounting seat is disposed opposite to the transmitting mounting seat.

According to some technical solutions of the present invention, the receiving mounting base includes a first clamp and a connecting plate, the connecting plate includes a first side and a second side that are perpendicular to each other, the first side is connected to the first clamp, the second side is connected to the rotating plate, the first clamp is used for clamping one side of the receiving wire coil to form a mounting surface, and the mounting surface is parallel to the X-Y plane.

According to some technical schemes of the invention, the emission mounting seat comprises a second clamp, a fixed block and a positioning column, wherein the fixed block is connected with the second translation assembly, one end of the positioning column is connected with the fixed block, the other end of the positioning column protrudes out of the fixed block, the second clamp is detachably connected with the positioning column, the second clamp is provided with an adapting hole adapted with the positioning column for the positioning column to pass through, and the positioning column is square or cuboid.

A second aspect of the present application provides a method for checking wireless charging efficiency and offset, configured to detect wireless charging efficiency corresponding to a position variable based on different position variables in the wireless charging offset measurement device according to any one of the foregoing embodiments, where the position variable includes one or more center distance offset values of the transmitting mount and the receiving mount in an X direction.

According to some aspects of the invention, the position variable includes one or more center distance offset values of the transmit mount and the receive mount in the Y-direction.

According to some aspects of the invention, the position variable includes one or more center distance offset values of the transmit mount and the receive mount in the Z-direction.

According to some aspects of the invention, the position variables include one or more angle variables that adjust the angle adjustment assembly, the launch mount relative to a plane in which the receiving mount is located.

According to some aspects of the invention, the different position variables further include a rotation of the transmitting mount by 90 ° relative to the receiving mount, and the step of detecting a charging efficiency of the transmitting mount rotated by 90 ° relative to the receiving mount is as follows:

detecting wireless charging efficiency of the receiving installation seat and the transmitting installation seat on the standard adjusting surface;

and taking down the second clamp from the fixed block of the wireless charging offset measuring device, rotating the second clamp by 90 degrees relative to the standard adjusting surface to form an installation angle, aligning the positioning hole of the clamp with the positioning column of the wireless charging offset measuring device, installing in place, and testing the wireless charging efficiency at the position.

The beneficial effects are that:

the application provides a wireless skew measuring device that charges is used for the simulation to receive the charging efficiency that the road surface was undulant influences in wireless charging process through increasing angle adjusting part. The first translation assembly can drive the receiving installation seat to do displacement motion along the X-Z plane, so that the corresponding wireless charging efficiency influence can be obtained by adjusting the position offset value of the first translation assembly on the X axis and the Z axis, and the second translation assembly can drive the transmitting installation seat to do displacement motion along the X-Y plane, so that the corresponding wireless charging efficiency influence can be obtained by adjusting the position offset value of the second translation assembly on the Y axis. Wherein, dispose angle adjustment subassembly between first translation subassembly and the receiving mount pad, make the receiving mount pad can take place to rotate for first translation subassembly, still perhaps dispose angle adjustment subassembly between second translation subassembly and the transmission mount pad, make the transmission mount pad can take place to rotate for second translation subassembly, from this, make the relative position of transmission mount pad and receiving the mount pad take place the angle deviation, be used for simulating the angle deviation value that uneven ground caused to wireless charging efficiency influence, the application provides the measuring tool to the angle deviation value to charging efficiency influence, the wireless charging deviation measuring device of this scheme helps detecting the influence of position deviation to charging efficiency more comprehensively, the accuracy of detection is improved.

Drawings

Fig. 1 is a perspective view of a wireless charge offset measurement apparatus according to an embodiment of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a front view of a wireless charge offset measurement apparatus according to an embodiment of the present application;

FIG. 4 is a right side view of a wireless charge offset measurement apparatus according to an embodiment of the present application;

FIG. 5 is a schematic diagram of a second displacement assembly according to one embodiment of the present application;

FIG. 6 is an exploded view of a second displacement assembly according to one embodiment of the present application;

FIG. 7 is a partial view of a wireless charge offset measurement apparatus according to an embodiment of the present application;

FIG. 8 is a flowchart of detecting a 90 degree multiple value offset value of a standard adjustment surface and surface rotation in accordance with an embodiment of the present application;

fig. 9 is a flowchart of a wireless charging efficiency and offset checking method according to an embodiment of the present application.

Wherein, the correspondence between the reference numerals and the component names is:

1 a frame, 11 a first mounting plate, 12 a second mounting plate;

the device comprises a first translation component, a notch 201, a first displacement component 21, a first displacement movable rod 211, a first displacement driving piece 212, a bracket component 22, a second displacement component 23, a mounting plate 231, a movable rod 232, a driving piece 233, a 234 locking component 2341, a screwing nut and a 2342 jacket;

3 receiving a mounting seat, 31 a first clamp, 32 a connecting plate;

4 a second translation assembly, 41Y-axis movable bar, 42Y-axis drive;

5, a transmitting mounting seat, 501 adapting holes, 51 second clamps, 52 fixing blocks and 53 positioning columns;

6 angle adjusting component, 601 chute, 61 cursor, 62 rotating plate, 63 rotating shaft;

71 angle scale, 72 angle pointer;

81X axis scale, 82X axis pointer;

91Z axis scale, 92Z axis pointer.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the disclosed aspects may be practiced without one or more of the specific details, or with other methods, components, devices, steps, etc. In other instances, well-known methods, devices, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The disclosure is further described in detail below with reference to the drawings and detailed description. It should be noted that the technical features of the embodiments of the present disclosure described below may be combined with each other as long as they do not collide with each other. The embodiments described below by referring to the drawings are exemplary and intended for the purpose of explaining the present disclosure and are not to be construed as limiting the present disclosure.

An AGV is also called an automatic guided transport vehicle, and is equipped with an automatic guiding device such as electromagnetic or optical, which can travel along a predetermined guiding path and has safety protection and various transfer functions. At present, the tool which can not simulate the angle deviation of uneven ground to cause the influence of wireless charging efficiency when being positioned at different tolerance positions is measured to cause the influence of charging efficiency, so that the tool cannot cover the detection application of AGV.

Referring to fig. 1 to 7, a wireless charging offset measurement apparatus includes a frame 1, a first translation assembly 2, a receiving mount, a second translation assembly 4, a transmitting mount 5, and an angle adjustment assembly 6.

The first translation assembly 2 is arranged on the frame 1, and the receiving installation seat is arranged on the first translation assembly 2 to move in a displacement mode in an X-Z plane along with the driving of the first translation assembly 2, and is used for installing a receiving wire coil, for example, the first translation assembly 2 is adjusted to drive the receiving installation seat to move in a displacement mode along an X axis and/or a Z axis.

The second translation assembly 4 is arranged on the frame 1, the emission installation seat 5 is arranged on the second translation assembly 4 to move along with the second translation assembly 4 in the X-Y plane, the emission installation seat 5 is used for installing an emission wire coil, the charging process of the AGV is simulated through the installation relation between the emission wire coil and the receiving wire coil, the emission wire coil can move along with the second translation assembly 4 in the X-Y plane, and therefore the emission wire coil is driven to move along the Y axis by adjusting the second translation assembly 4.

The angle adjusting assembly 6 for the receiving installation seat to rotate relative to the first translation assembly 2 is arranged between the first translation assembly 2 and the receiving installation seat, the receiving installation seat is driven to rotate relative to the X-Z plane through the angle adjusting assembly 6, so that the receiving installation seat is subjected to angle deviation relative to the transmitting installation seat 5, and therefore the influence of the angle deviation between the receiving wire coil and the transmitting wire coil on the charging efficiency is simulated in the moving process of the AGV on uneven ground. Through the wireless skew measuring device that charges that this application discloses can adjust transmitting wire coil and receiving wire coil in the offset value of X axle, Y axle, Z axle and angle, not only simulated the displacement deviation of AGV in X-Y plane, can also simulate the wireless charging efficiency of AGV under the influence of altitude from the ground through X-Z plane displacement to and adjust the angle skew subassembly and cause wireless charging efficiency influence to the angular deviation that AGV produced on uneven road surface motion, provide a more comprehensive detection frock, improved the accuracy of detection position skew value to the wireless charging efficiency of AGV.

In other embodiments, an angle adjustment assembly 6 is provided between the second translation assembly 4 and the launch mount 5 for rotation of the launch mount 5 relative to the second translation assembly 4.

As shown in fig. 5 to 7, the first translation assembly 2 includes a first displacement assembly 21, a bracket assembly 22 and a second displacement assembly 23, the first displacement assembly 21 is movably connected with the frame 1, and the bracket assembly 22 is respectively connected with the first displacement assembly 21 and the second displacement assembly 23, so that the first displacement assembly 21 can move relative to the frame 1 and can synchronously drive the bracket assembly 22 and the second displacement assembly 23 to synchronously move. The angle adjustment assembly 6 comprises a cursor 61, the cursor 61 being arranged on the second displacement assembly 23 and being movable with respect to the second displacement assembly 23. It will be appreciated that an angle adjusting assembly 6 for rotating the receiving mount relative to the first translating assembly 2 is disposed between the first translating assembly 2 and the receiving mount, and an operator can adjust the deflection angle of the receiving mount relative to the first translating assembly 2 by adjusting the cursor 61, so as to simulate the angular offset generated by the traveling of the AGV on the uneven ground by using the receiving wire coil clamped by the receiving mount.

In some embodiments, one of the first displacement assembly 21 and the second displacement assembly 23 is movable along an X-axis in the X-Z plane, the other of the first displacement assembly 21 and the second displacement assembly 23 is movable along a Z-axis in the X-Z plane, for example, the first displacement assembly 21 is movable along the Z-axis in the X-Z plane, the second displacement assembly 23 is movable along the X-axis in the X-Z plane, the second displacement assembly 23 is movably connected to the bracket assembly 22, and the receiving mount is connected to the second displacement assembly 23, such that the X-axis and Z-axis direction adjustability of the receiving mount is achieved by adjusting the movement of the first displacement assembly 21 and the second displacement assembly 23, respectively, as will be appreciated, the movement of the second displacement assembly 4 along the Y-axis.

In some embodiments, the device further comprises a rotating plate 62, the rotating plate 62 is connected between the second displacement assembly 23 and the receiving mounting seat, the rotating plate 62 is provided with a sliding groove 601, one end of the cursor 61 extends out of the sliding groove 601 to form an adjusting end, the second displacement assembly 23 is provided with a rotating shaft 63, the rotating shaft 63 penetrates through the rotating plate 62, and the adjusting end of the cursor 61 is used for driving the rotating plate 62 to rotate around the rotating shaft so as to enable the receiving mounting seat to rotate relative to the first displacement assembly 2. Thus, by rotationally setting the rotation plate on the second displacement member 23, when the adjustment end of the cursor 61 is driven to move, the rotation plate is rotated by the force of the cursor, thereby driving the receiving mount to rotate.

As shown in fig. 2, the chute 601 is arc-shaped, so that the arc-shaped shape of the chute is designed to fit the motion track of the rotating plate rotating relative to the cursor.

As shown in fig. 7, in some embodiments, the second displacement assembly 23 includes a mounting plate 231, a movable rod 232, and a driving member 233, the support assembly 22 is provided with a communicating mounting hole, the movable rod 232 passes through the mounting hole along the X-axis direction, the driving member 233 is connected to the movable rod 232, the driving member 233 can drive the movable rod 232 to slide along the X-axis direction relative to the support assembly 22, and the mounting plate 231 is connected to the movable rod 232, so that the movable rod 232 can synchronously drive the mounting plate 231 to move along the X-axis direction.

The rotating shaft 63 is arranged on the mounting plate 231, the rotating plate passes through the rotating shaft 63 and is arranged on the mounting plate 231, and the cursor 61 is movably arranged on the mounting plate 231, so that the angle adjusting component 6 can be driven by the first displacement component 21 and the second displacement component 23 to carry out the position in the X-axis direction and the Z-axis direction, and therefore, when the influence of the angle offset value on the X-axis, the Z-axis direction and the Y-axis is required to be detected, the influence of one or more center distance offset values and one or more angle variables in the X-direction on the charging efficiency can be respectively designed and measured, and the influence of one or more center distance offset values and one or more angle variables in the Y-direction on the charging efficiency can be respectively designed and measured.

Referring to fig. 1 and 4, similarly, the first displacement assembly 21 includes a first displacement movable rod 211 and a first displacement driving member 212, wherein the first displacement movable rod 211 is connected with the bracket assembly 22, and when the displacement in the Z-axis direction needs to be adjusted, the first displacement movable rod 211 is driven to move by the first displacement driving member 212; the second translation assembly 4 comprises a Y-axis movable rod 41 and a Y-axis driving piece 42, and when the displacement in the Y-axis direction needs to be regulated, the Y-axis driving piece 42 is driven to drive the Y-axis movable rod 41 to drive the transmitting wire coil to move.

In the embodiment of the application, the driving piece adopts the adjusting hand wheel, and the movable rod is driven to move by rotating the adjusting hand wheel.

In other embodiments, the driving piece can adopt driving motor, carries out displacement motion through motor control movable rod, not only realizes the operation automation, can also control the displacement offset in this direction more accurately, is favorable to improving detection precision.

More specifically, for example, the inner side wall of the mounting hole is provided with a threaded hole, the movable rod is a screw rod, the screw rod is provided with threads matched with the threaded hole, and the screw rod is driven by the driving piece to rotate so as to drive the mounting plate 231 to wholly displace along the X-axis direction.

As shown in fig. 1 and 2, the device further comprises an angle scale 71 and an angle pointer 72, wherein the angle scale 71 is arranged on the mounting plate 231, and one end of the angle pointer 72 is arranged on the rotating plate, so that the angle pointer 72 can rotate along with the rotating plate around the rotating shaft 63 arranged on the mounting plate 231, and the other end of the angle pointer 72 extends towards the angle scale to indicate the reading of the angle scale, thereby facilitating the angle adjustment and the reading in the experimental process.

In some embodiments, the device further comprises an X-axis scale 81 and an X-axis pointer 82, wherein the X-axis scale 81 is arranged on the bracket assembly 22, one end of the X-axis pointer 82 is arranged on the mounting plate 231, so that the X-axis pointer can move along the X-axis direction along with the movable rod 232, and the other end of the X-axis pointer extends towards the X-axis scale to indicate the reading of the X-axis scale, thereby facilitating the adjustment and the reading of the X-axis displacement distance in the experimental process.

As shown in fig. 3, the device further comprises a Z-axis scale 91 and a Z-axis pointer 92, wherein the Z-axis scale 91 is arranged on the frame 1, one end of the Z-axis pointer 92 is arranged on the bracket assembly 22, and the other end of the Z-axis pointer extends towards the Z-axis scale to indicate the reading of the Z-axis scale, so that the adjustment and the reading of the Z-axis displacement distance in the experimental process are convenient. Of course, it will be appreciated that a Y-axis scale and a Y-axis pointer are also provided, the Y-axis pointer being movable with the second translation assembly 4, the Y-axis scale being provided on the frame 1.

In more detail, the distance measuring device further comprises a Y-axis scale and a Y-axis pointer for indicating the position offset in the Y-axis direction. Through correspondingly being equipped with scale and pointer on each position variable for the wireless skew measuring device that charges of this application operates more portably quick.

In some embodiments, to improve the displacement adjustment stability of the second displacement assembly 23, a locking assembly 234 is also provided. As shown in fig. 5 and 6, the anti-loosening assembly 234 includes a screwing nut 2341 and a clamping sleeve 2342, the clamping sleeve 2342 is disposed on the bracket assembly 22, the clamping sleeve 2342 is provided with a through hole, the movable rod 232 is nested in the through hole, the clamping sleeve 2342 is located on one side of the movable rod 232 close to the driving member 233, the clamping sleeve 2342 forms a notch 201 communicated with the through hole, two sides of the clamping sleeve close to the notch 201 are provided with connecting lugs, the connecting lugs are provided with threaded holes for the screwing nut 2341 to penetrate, in this way, the driving member 233 drives the movable rod 232 to move for a certain displacement distance relative to the bracket assembly 22, the opening size of the notch 201 is reduced by rotating the screwing nut 2341, the acting force of clamping the clamping sleeve to clamp the movable rod 232 is correspondingly increased, displacement errors caused by loosening of the movable rod 232 in the test process are avoided, and the measurement accuracy of the wireless charging offset measurement device is improved.

Preferably, the anti-loosening component 234 is further sleeved on the first displacement movable rod 211 of the first displacement component 21 and the Y-axis movable rod 41 of the second displacement component 4, so as to avoid measurement errors caused by sliding of the movable rods during displacement testing in other directions.

In some embodiments, the frame 1 includes a first mounting plate 11 and a second mounting plate 12 that are vertically connected. As shown in fig. 4, the first displacement assembly 21 is movably connected to the first mounting plate 11, the movement of the first displacement assembly 21 relative to the height direction of the first mounting plate 231 is regarded as displacement movement in the Z-axis direction, the second displacement assembly 4 is movably connected to the second mounting plate 12, it is understood that the movement direction of the second displacement assembly is designed to be perpendicular to the plane movement of the first mounting plate 11, and correspondingly, the second displacement assembly can be regarded as movement in the Y-axis direction; the receiving installation seat 3 is arranged opposite to the transmitting installation seat, so that a receiving wire coil installed by the receiving installation seat 3 and a transmitting wire coil installed by the transmitting installation seat can be arranged opposite to each other, and the wireless charging scene of the AGV can be better simulated.

Furthermore, the receiving mount 3 comprises a first fixture 31 and a connecting plate 32, the connecting plate 32 comprises a first side and a second side which are perpendicular to each other, the first side is connected with the first fixture 31, and the second side is connected with the rotating plate, so that the direction of the plane where the first fixture 31 is located is perpendicular to the moving plane of the first translation group, namely perpendicular to the X-Z plane, one side of the first fixture 31 for clamping the receiving wire coil forms a mounting surface, the mounting surface is parallel to the X-Y plane, and under the construction of the first translation assembly 2 and the second translation assembly, the receiving wire coil and the transmitting wire coil are located in two planes which are parallel to each other under the condition of setting an angle scale to zero, which is beneficial to controlling variables and improving detection precision.

As shown in fig. 7, in some embodiments, the transmitting mount 5 includes a second clamp 51, a fixing block 52 and a positioning column 53, where the second clamp 51 is used to clamp the transmitting wire coil, the fixing block 52 is connected with the second translation assembly 4, one end of the positioning column 53 is connected with the fixing block 52, the other end of the positioning column 53 protrudes from the fixing block 52, the second clamp 51 is detachably connected with the positioning column, and the second clamp 51 is provided with an adapting hole 501 and a positioning column adapted for the positioning column 53 to pass through, and when the second clamp is mounted on the fixing block through the positioning column, the second clamp can perform displacement movement along with the second translation assembly 4.

In more detail, the positioning column is square or rectangular, and the charging efficiency of the receiving coil and the transmitting coil can be adjusted to be 90-degree times by rotating the second jig 51 to have a mounting angle of 90 °. The current AGV device is interior to be 90 degrees and is equipped with photoelectric sensor, can simulate AGV device like this and be 90 degrees charging efficiency for charging device, this simple structure for wireless skew measuring device that charges is more comprehensive to the detection of AGV charging efficiency.

As shown in fig. 8 and 9, a second aspect of the present application provides a method for checking wireless charging efficiency and offset, which is applied to any one of the wireless charging offset measurement devices, and detects wireless charging efficiency corresponding to a location variable based on different location variables, where the location variable includes one or more of the following: one or more center distance offset values of the transmitting mount 5 and the receiving mount 3 in the X direction; one or more center distance offset values of the transmitting mount 5 and the receiving mount 3 in the Y direction; one or more center distance offset values in the Z direction of the transmitting mount 5 and the receiving mount 3; the angle adjustment assembly 6 is adjusted and the launch mount 5 is rotated relative to one or more angular variables of the plane in which the receiving mount 3 lies.

Therefore, the wireless charging efficiency of the position variable pair of the X-direction, the Y-direction, the Z-direction and the angle offset can be realized based on the wireless charging offset measuring device.

The wireless charging efficiency and offset checking method by adopting the wireless charging offset measuring device is operated as follows: firstly, a receiving wire coil is arranged on a receiving installation seat, and a transmitting wire coil is arranged on a transmitting installation seat; and then, respectively rotating the adjusting handwheels of the first translation assembly and the second translation assembly which are correspondingly displaced in the X, Y, Z direction, so as to adjust the distance offset value between the receiving wire coil and the transmitting wire coil in the X, Y, Z direction, and determining the center offset value of the receiving wire coil and the transmitting wire coil through the scale corresponding to the X, Y, Z direction, and testing the charging efficiency obtained under the offset value.

It will be appreciated that the test can be combined based on 4 variables of X, Y, Z direction and angular offset to explore the effect on charging efficiency under different variables. For example, with the X-direction and the angular offset as variables, the charging power corresponding to one or more center distance offset values and one or more angular variables of the transmitting mount and the receiving mount 3 in the X-direction are measured.

As shown in fig. 7, in some embodiments, the different positional variables further include a 90 ° rotation of the emitter mount relative to the receiver mount 3, and the step of detecting the charge efficiency of the emitter mount rotated 90 ° relative to the receiver mount 3 is as follows:

s11: detecting wireless charging efficiency of the receiving installation seat and the transmitting installation seat on the standard adjusting surface;

s12: and taking down the second clamp from the fixed block of the wireless charging offset measuring device, rotating the second clamp by 90 degrees relative to the standard adjusting surface to form an installation angle, installing the positioning hole of the clamp in place aiming at the positioning column of the wireless charging offset measuring device, and testing the wireless charging efficiency at the position.

In the process, the offset value of the 90-degree value of the standard adjusting surface and the standard adjusting surface is detected, the charging efficiency corresponding to the position of the receiving wire coil and the transmitting wire coil at the standard surface is detected first, then the second clamp is lifted up from the fixed block and rotated by 90 degrees, then the second clamp is placed back to the mounting column for positioning, the charging efficiency at the moment is measured, and the influence on the charging efficiency caused by the 90-degree offset of the receiving wire coil and the transmitting wire coil is obtained by comparison.

As shown in fig. 9, for more detailed example, the test object is divided into a receiving coil and a transmitting coil, taking the test object as the receiving coil as an example, the effects of the direction X, Y, Z, the angle offset and the deflection angle of the transmitting mount base relative to the receiving mount base on the charging efficiency are respectively tested, and the wireless charging efficiency and offset checking method is as follows:

zeroing an X-axis scale of the wireless charging offset measurement device, adjusting an offset value of an X-axis, and counting the influence of different offset values of the X-axis on the wireless charging efficiency;

zeroing a Y-axis ruler of the wireless charging offset measurement device, adjusting an offset value of a Y-axis, and counting the influence of different offset values of the Y-axis on the wireless charging efficiency;

zeroing a Z-axis ruler of the wireless charging offset measurement device, adjusting the offset value of the Z axis, and counting the influence of different displacement offset values of the Z axis on the wireless charging efficiency;

zeroing an angle scale of the wireless charging offset measurement device, adjusting an offset value of the angle, and counting the influence of different offset values of the angle on the wireless charging efficiency;

according to the influence of the offset value of 90-degree-fold face-to-face rotation on the wireless charging efficiency, the step is shown in fig. 8;

and finally, obtaining whether the charging efficiency of the receiving wire coil is qualified or not according to the fact that the charging efficiency is the lowest charging efficiency.

It will be appreciated that the above-described position variable detection operation steps may be exchanged according to actual requirements. The adjusting operation process is simple, the testing precision is high, and whether the receiving wire coil and the transmitting wire coil are qualified or not can be measured quickly.

It will be understood that equivalents and modifications will occur to those skilled in the art based on the present invention and its spirit, and all such modifications and substitutions are intended to be included within the scope of the present invention.

Claims (10)

1. A wireless charging offset measurement apparatus, comprising:

a frame;

the first translation assembly is arranged on the rack, and the receiving installation seat is arranged on the first translation assembly so as to perform displacement movement in an X-Z plane based on the first translation assembly;

the second translation assembly is arranged on the rack, and the emission mounting seat is arranged on the second translation assembly so as to perform displacement movement in an X-Y plane based on the second translation assembly;

the receiving installation seat is provided with a first translation assembly and a receiving installation seat, wherein an angle adjusting assembly for the receiving installation seat to rotate relative to the first translation assembly is arranged between the first translation assembly and the receiving installation seat, or an angle adjusting assembly for the transmitting installation seat to rotate relative to the second translation assembly is arranged between the second translation assembly and the transmitting installation seat.

2. The wireless charging offset measurement apparatus of claim 1, wherein,

the angle adjusting assembly comprises a cursor, the first translation assembly comprises a first displacement assembly, a bracket assembly and a second displacement assembly, the first displacement assembly is movably connected with the frame, the bracket assembly is respectively connected with the first displacement assembly and the second displacement assembly, and the cursor is arranged on the second displacement assembly and can move relative to the second displacement assembly;

one of the first displacement assembly and the second displacement assembly is movable along an X-axis in the X-Z plane, and the other of the first displacement assembly and the second displacement assembly is movable along a Z-axis in the X-Z plane.

3. The wireless charging offset measurement apparatus of claim 2, further comprising:

the rotating plate is connected between the second displacement assembly and the receiving installation seat, the rotating plate is provided with a sliding groove, one end of the cursor extends out of the sliding groove to form an adjusting end, the second displacement assembly is provided with a rotating shaft, the rotating shaft penetrates through the rotating plate, and the adjusting end of the cursor is used for driving the rotating plate to rotate around the rotating shaft so as to enable the receiving installation seat to rotate relative to the first translation assembly;

the sliding groove is arc-shaped.

4. The wireless charging offset measurement apparatus of claim 3, wherein,

the second displacement assembly comprises a mounting plate, a movable rod and a driving piece, wherein the bracket assembly is provided with a mounting hole which is communicated with the mounting hole, the movable rod penetrates through the mounting hole along the X-axis direction, the driving piece is connected with the movable rod, the driving piece can drive the movable rod to slide relative to the bracket assembly along the X-axis direction, the mounting plate is connected with the movable rod, the rotating shaft is arranged on the mounting plate, the rotating plate penetrates through the rotating shaft to be mounted on the mounting plate, and the vernier is movably arranged on the mounting plate.

5. The wireless charging offset measurement apparatus of claim 4, further comprising:

the angle scale is arranged on the mounting plate, one end of the angle pointer is arranged on the rotating plate, and the other end of the angle pointer extends towards the angle scale to indicate the reading of the angle scale; and/or

The X-axis scale and the X-axis pointer are arranged on the bracket assembly, one end of the X-axis pointer is arranged on the mounting plate, and the other end of the X-axis pointer extends towards the X-axis scale to indicate the reading of the X-axis scale; and/or

Z axle scale and Z axle pointer, Z axle scale sets up in the frame, the one end setting of Z axle pointer is in on the bracket component, the other end orientation of Z axle pointer Z axle scale extends in order to instruct the reading of Z axle scale.

6. The wireless charging offset measurement apparatus of claim 4, further comprising:

the anti-loosening assembly comprises a screwing nut and a clamping sleeve, the clamping sleeve is arranged on the support assembly and is provided with a penetrating through hole, the movable rod is nested in the through hole, the clamping sleeve is located on one side, close to the driving piece, of the movable rod, a notch communicated with the through hole is formed in the clamping sleeve, connecting lugs are arranged on two sides, close to the notch, of the clamping sleeve, and threaded holes are formed in the connecting lugs to enable the screwing nut to penetrate through.

7. The wireless charging offset measurement apparatus of claim 3, wherein,

the frame comprises a first mounting plate and a second mounting plate which are vertically connected, the first displacement assembly is movably connected with the first mounting plate, the second displacement assembly is movably connected with the second mounting plate, and the receiving mounting seat and the transmitting mounting seat are oppositely arranged;

the receiving installation seat comprises a first clamp and a connecting plate, wherein the connecting plate comprises a first side edge and a second side edge which are perpendicular to each other, the first side edge is connected with the first clamp, the second side edge is connected with the rotating plate, the first clamp is used for clamping one side of the receiving wire coil to form a mounting surface, and the mounting surface is parallel to the X-Y plane.

8. The wireless charging offset measurement apparatus of claim 1, wherein,

the emission mount pad includes second anchor clamps, fixed block and reference column, the fixed block with the second translation subassembly is connected, the one end of reference column with the fixed block links to each other, the other end protrusion of reference column in the fixed block, the second anchor clamps with the reference column can dismantle and be connected, the second anchor clamps be equipped with the adaptation hole with reference column looks adaptation supplies the reference column passes, the reference column is square or cuboid shape.

9. A wireless charging efficiency and offset checking method for a wireless charging offset measuring apparatus according to any one of claims 1 to 8, wherein wireless charging efficiency corresponding to a position variable is detected based on different position variables, wherein the position variable includes:

one or more center distance offset values of the transmitting mount and the receiving mount in the X direction; and/or

One or more center distance offset values of the transmitting mount and the receiving mount in the Y-direction; and/or

One or more center distance offset values of the transmitting mount and the receiving mount in the Z direction; and/or

And adjusting the angle adjusting assembly, wherein the transmitting mounting seat is opposite to one or more angle variables of the plane where the receiving mounting seat is located.

10. The wireless charging efficiency and offset verification method of claim 9, wherein the different positional variables further comprise the step of rotating the transmit mount 90 ° relative to the receive mount, and detecting a charging efficiency of rotating the transmit mount 90 ° relative to the receive mount as follows:

detecting wireless charging efficiency of the receiving installation seat and the transmitting installation seat on the standard adjusting surface;

and taking down the second clamp from the fixed block of the wireless charging offset measuring device, rotating the second clamp by 90 degrees relative to the standard adjusting surface to form an installation angle, aligning the positioning hole of the clamp with the positioning column of the wireless charging offset measuring device, installing in place, and testing the wireless charging efficiency at the position.