CN210514377U - Coil winding displacement test equipment of wireless charging device - Google Patents

Abstract

The utility model discloses a wireless charging device's coil winding displacement test equipment, which comprises a frame, the board floats, the probe module, a charging tray and the lower pushing mechanism who installs in the frame for bearing the piece of waiting to test, the frame has the work base plate, the board that floats is installed on the work base plate, the charging tray is installed on the board that floats, it floats the module to be equipped with down between board and the work base plate to float, the flexible lift that makes the board that floats relative work base plate be the self-adaptation by the elastic expansion of the module that floats down, the probe module is installed and is worn to arrange the board that floats on the module that floats down, the probe module has the probe that stretches to the charging tray, the probe can be the flexible of. The utility model discloses a wireless charging device's coil winding displacement test equipment can effectively protect the probe and await measuring the piece under the prerequisite of ensureing the probe and the good contact of the piece that awaits measuring to improve the accuracy of test, the yields of product and reduce cost of maintenance.

Description

Coil winding displacement test equipment of wireless charging device

Technical Field

The utility model relates to a wireless test field that charges especially relates to a wireless charging device's coil winding displacement test equipment for smart mobile phone.

Background

The smart phone is one of common electronic products, and has a very wide market. The wireless charging device is more and more concerned by users, and the coil is used for transmitting energy between the charging device and the electric device in a magnetic field, the charging device and the electric device are not connected by wires, so that a charging power line is avoided, and the wireless charging device is convenient to use. However, the coil flat cable in the wireless charging device has certain flexibility, and during testing, the pressing mechanism in the testing device presses the coil flat cable to make the coil flat cable contact with the probe for detection, so as to implement testing.

Therefore, a coil arrangement testing apparatus for a wireless charging device is needed to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wireless charging device's coil winding displacement test equipment, it can effectively protect the probe and await measuring the test piece under the prerequisite of ensureing the probe and the good contact of the test piece that awaits measuring to improve the accuracy of test, the yields of product and reduce cost of maintenance.

In order to achieve the above object, the utility model provides a wireless charging device's coil winding displacement test equipment, it includes frame, float board, probe module, be used for bearing the test piece the charging tray and install in the pushing down mechanism of frame, the frame has work base plate, float board install in work base plate is last, the charging tray install in float board is last, float board with be equipped with down the module that floats between the work base plate, borrow by the elastic expansion of the module that floats down makes it is relative to float the board work base plate is the lift of self-adaptation, the probe module install in float down on the module and wear to arrange in float the board, the probe module have stretch to the probe of charging tray, the probe can be the flexible of self-adaptation.

Preferably, the lower floating module includes a first screw, a first elastic member, a mounting seat mounted on the floating plate, and a first riveting sleeve mounted on the working substrate, a bottom of a screw rod of the first screw is in threaded connection with the mounting seat, a head of the first screw is inserted into the first riveting sleeve and can slide relative to the first riveting sleeve, and the first elastic member is elastically pressed between the mounting seat and the first riveting sleeve, so that the head of the first screw is biased to the bottom of the first riveting sleeve.

Preferably, the probe module further comprises a slider, an elastic element and a base mounted on the lower floating module, the probe is mounted on the slider, the slider is slidably disposed on the base to adjust the relative distance between the slider and the base, and the elastic element elastically abuts against the slider and the base to provide an elastic force for enabling the probe on the slider to constantly bias towards the tray.

Preferably, the coil arranging wire testing equipment of the wireless charging device comprises a limiting module for limiting the maximum distance between the floating plate and the working substrate, and the limiting module is arranged between the floating plate and the working substrate.

Specifically, the limiting module comprises a second screw, a second elastic piece and a second riveting sleeve mounted on the floating plate, the bottom of a screw rod of the second screw is in threaded connection with the working substrate, a screw head of the second screw penetrates through the second riveting sleeve and can slide relative to the second riveting sleeve, and the second elastic piece is elastically arranged between the working substrate and the second riveting sleeve in a pressing mode, so that the screw head of the second screw is biased to the bottom of the second riveting sleeve.

Preferably, the pressing mechanism includes a moving mechanism and a pressing component, the pressing component is mounted at an output end of the moving mechanism, and the pressing component is driven by the moving mechanism to move horizontally or lift.

Specifically, the pressing assembly comprises a pressing head and a mounting plate arranged at the output end of the moving mechanism, the pressing head is arranged on the mounting plate, an upper floating module is arranged between the pressing head and the mounting plate, and the pressing head can be lifted in a self-adaptive manner relative to the mounting plate by virtue of the elastic expansion of the upper floating module.

Specifically, the upper floating module comprises a third screw, a third elastic element and a third riveting sleeve mounted on the mounting plate, the bottom of a screw rod of the third screw is in threaded connection with the press-fit head, a screw head of the third screw penetrates through the third riveting sleeve and can slide relative to the third riveting sleeve, and the third elastic element is elastically arranged between the press-fit head and the third riveting sleeve in a pressing manner, so that the screw head of the third screw is biased to the bottom of the third riveting sleeve.

Preferably, a guide structure for preventing the floating plate from shifting relative to the working substrate is disposed between the floating plate and the working substrate.

Specifically, the guide structure includes a shaft sleeve and a bearing provided between the floating plate and the work base plate, one of the shaft sleeve and the bearing is mounted to the floating plate, and the other of the shaft sleeve and the bearing is mounted to the work base plate.

Compared with the prior art, the coil arranging wire testing device of the wireless charging device of the utility model is provided with the lower floating module between the floating plate and the working substrate, the material tray is arranged on the floating plate, the probe module is arranged on the lower floating module and is penetrated on the floating plate, the probe module is provided with the probe extending to the material tray, the lower floating module can elastically stretch out and draw back, so when the pressing mechanism presses down to make the test piece to be tested contact with the probe to achieve the test purpose, the pressure of the pressing mechanism on the material tray indirectly enables the lower floating module to elastically stretch, the floating plate can be lifted in a self-adaptive mode relative to the working substrate through the elastic stretching of the lower floating module, and the buffer formed by the lower floating module can effectively prevent the to-be-tested piece and the probe from being crushed on the premise of ensuring good contact between the probe and the to-be-tested piece, so that the to-be-tested piece and the probe are protected, and the testing accuracy is improved; and because the probe module is arranged on the lower floating module and penetrates through the floating plate, and the probe module is provided with the probe capable of adaptively extending and retracting, the probe can still be slightly adjusted after the lower floating module is buffered, and the combination of the lower floating module and the probe can form double buffering, so that the probe can be further protected, and the probe can be ensured to be in good contact with a to-be-tested piece, thereby further ensuring the good contact between the probe and the to-be-tested piece, and effectively protecting the to-be-tested piece and the probe, so that the aim of reducing the overall maintenance cost of the equipment is fulfilled.

Drawings

Fig. 1 is a schematic perspective view of a coil arrangement testing device of a wireless charging device according to the present invention.

Fig. 2 is a schematic plan view of the coil flat cable testing apparatus of the wireless charging device of the present invention in the overlooking direction.

Fig. 3 is a schematic view of a planar structure of a coil and flat cable testing apparatus of a wireless charging device in a front view direction.

Fig. 4 is a schematic view of the three-dimensional structure of the coil flat cable testing device of the wireless charging device after hiding the rack, pressing the mechanism, the protecting cover and the upper floating module.

Fig. 5 is a schematic view of another angle of the coil flat cable testing device of the wireless charging device of the present invention after hiding the rack, the pressing mechanism, the protecting cover and the upper floating module.

Fig. 6 is a schematic view of the three-dimensional structure of the coil flat cable testing device of the wireless charging device in the disassembled state after the hidden frame, the downward pressing mechanism, the protecting cover and the upward floating module.

Fig. 7 is a schematic view of the three-dimensional structure of the probe module and the lower floating module in the coil flat cable testing apparatus of the wireless charging device of the present invention.

Fig. 8 is the utility model discloses a planar structure schematic diagram after hiding frame, pushing down mechanism, safety cover and last floating die group and following vertical sectioning in wireless charging device's coil winding displacement test equipment.

Fig. 9 is a partial enlarged view at a in fig. 8.

Fig. 10 is a partial cross-sectional view of the coil array testing device of the wireless charging device according to the present invention, in which the limiting module and the guiding structure are mounted on the floating plate and the frame.

Fig. 11 is a schematic view of a plane structure of a pressing mechanism in a coil flat cable testing device of a wireless charging device in the front view direction after hiding a guide rail and a distance sensor.

Fig. 12 is a schematic perspective view of a pressing assembly in a coil arrangement testing device of a wireless charging device according to the present invention.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 to 8, a coil arranging wire testing apparatus 100 of a wireless charging device of the present invention includes a frame 1, a pressing mechanism 2, a floating plate 3, a probe module 4, a limiting module 5, a protecting cover 10 and a tray 6 for carrying a test piece, referring to fig. 1, the frame 1 is a hollow box structure, a controller and other circuit elements are arranged in the box structure, a working substrate 1a is arranged on a top end surface of the box structure of the frame 1, the floating plate 3 is detachably mounted on the working substrate 1a, the floating plate 3 is provided with a locking groove 31 corresponding to the tray 6, the tray 6 is mounted on the floating plate 3 through the locking groove 31, the tray 6 is used for fixing the test piece, and the tray 6 has a communication hole 61 for communicating the test piece with the outside, it can be understood that the floating plate 3 is detachably disposed, so a manufacturer can mount trays 6 of different specifications by replacing the floating plate 3, thereby improving the interchangeability of the equipment; referring to fig. 7 to 9, a lower floating module 7 is disposed between the floating plate 3 and the working substrate 1a, and the floating plate 3 can be lifted and lowered adaptively relative to the working substrate 1a by elastic expansion and contraction of the lower floating module 7, so as to realize floating of the floating plate 3; the limiting module 5 is used for limiting the maximum floating distance between the floating plate 3 and the working substrate 1a, and the limiting module 5 is arranged between the floating plate 3 and the working substrate 1 a; the probe module 4 is arranged on the lower floating module 7 and penetrates through the floating plate 3, the probe module 4 is provided with a probe 41 extending to the material tray 6, the probe 41 can stretch out and draw back in a self-adaptive manner, the pressing mechanism 2 is arranged at the top end face of the rack 1, the pressing mechanism 2 presses a to-be-tested piece in the material tray 6 to the probe 41 by pressing down, and the probe 41 penetrates through the communicating hole 61 and is electrically connected with the pressed to-be-tested piece, so that the purpose of testing is achieved; the protective cover 10 covers the top end face of the frame 1, not only protects the components such as the pressing mechanism 2, but also can avoid the mutual influence between the testing equipment and the external environment. For example, when the lower pressing mechanism 2 presses the material tray 6, the material tray 6 is mounted on the floating plate 3, the floating plate 3 is pressed by a force to make the lower floating module 7 elastically stretch, the floating plate 3 can descend adaptively relative to the working substrate 1a by virtue of the elastic stretching of the lower floating module 7, and the material tray 6 descends along with the descending of the floating plate 3, so that the to-be-tested piece on the material tray 6 can press the probe 41, the probe 41 passes through the communicating hole 61 and forms elastic pressing with the to-be-tested piece, thereby achieving the purpose of communication, so that the lower floating module 7 can buffer the downward pressure of the lower pressing mechanism 2, thereby effectively preventing the to-be-tested piece and the probe 41 from being crushed on the premise of ensuring good contact between the probe 41 and the to-be-tested piece, thereby achieving the purposes of protecting the to-be-tested piece and the probe 41 and improving the testing accuracy; because the probe module 4 is installed on the lower floating module 7 and penetrates through the floating plate 3, and the probe module 4 has the probe 41 which can be extended and retracted in a self-adaptive manner, after the lower floating module 7 buffers, the probe 41 can still be adjusted slightly, and the combination of the lower floating module 7 and the probe 41 can form double buffering together, so that the probe 41 can be further protected, and good contact between the probe 41 and a to-be-tested piece can be ensured; in addition, spacing module 5 is used for limiting the biggest interval of floating plate 3 and work substrate 1a, and spacing module 5 is elastic flexible equally to realize preliminary buffering, and the elastic flexible of module 7 that floats down then carries out further accurate buffering, and the elastic flexible of probe 41 then carries out accurate fine setting, thereby effectively protects probe 41 and the examination of awaiting measuring under the prerequisite of guaranteeing that probe 41 and the examination of awaiting measuring is good to be contacted. More specifically, the following:

referring to fig. 4 to 6, the tray 6 is composed of an upper magnetic plate 62 and a lower magnetic plate 63, and the piece to be tested is clamped between the upper magnetic plate 62 and the lower magnetic plate 63 by the mutual attraction between the upper magnetic plate 62 and the lower magnetic plate 63, so as to be fixed, the upper magnetic plate 62 and the lower magnetic plate 63 both have the communication holes 61, and of course, the communication holes 61 may be only arranged on the lower magnetic plate 63, in this embodiment, the coil flat cable testing apparatus 100 of the wireless charging device of the present invention has six testing stations, so the upper magnetic plate 62 has six communication holes 61, the lower magnetic plate 63 has six communication holes 61, correspondingly, the lower floating module 7 and the probe module 4 have six, and the communication holes 61 of the upper magnetic plate 62, the communication holes 61 of the lower magnetic plate 63 and the probes 41 of the probe module 4 are in one-to-one correspondence, of course, the manufacturer may also adjust as required, but is not limited thereto.

Referring to fig. 8 to 10, the lower floating module 7 includes a first screw 71, a first elastic element 72, a mounting seat 73 and a first riveting sleeve 74, the mounting seat 73 is mounted on the floating plate 3 in an inserted manner, the first riveting sleeve 74 is mounted on the working substrate 1a, a bottom of a screw rod of the first screw 71 is in threaded connection with the mounting seat 73, a screw head of the first screw 71 is inserted into the first riveting sleeve 74 and can slide relative to the first riveting sleeve 74, and when the first screw 71 descends along with the descending of the floating plate 3 (the first screw 71 moves along the direction indicated by arrow B in fig. 9), the screw head of the first screw 71 slides downward in the first riveting sleeve 74, so that the distance between the floating plate 3 and the working substrate 1a is reduced, and the distance is adjusted; the first elastic member 72 is elastically pressed and arranged between the mounting seat 73 and the first riveting sleeve 74, the screw head of the first screw 71 slides upwards in the first riveting sleeve 74 under the action of the first elastic member 72 (the first screw 71 moves in the opposite direction indicated by the arrow B in fig. 9), so that the screw head of the first screw 71 is biased to the bottom of the first riveting sleeve 74, and the distance between the floating plate 3 and the working substrate 1a is increased, so as to achieve the purpose of adjusting the distance, thereby achieving elastic expansion and contraction of the lower floating module 7, the arrangement of the lower floating module 7 not only can form a buffer, but also can average the stress on the tray 6, thereby effectively avoiding the deformation of the tray 6, preferably, the maximum floating distance between the mounting seat 73 and the first riveting sleeve 74 is 1.7 mm, and the first elastic member 72 is a compression spring, but is not limited thereto.

Referring to fig. 8 to 9, the probe module 4 further includes a slider 42, an elastic element (not shown) and a base 43, the base 43 is mounted on the mounting seat 73 of the lower slider module 7, the probe 41 is mounted on the slider 42, the slider 42 is slidably disposed on the base 43 to adjust a relative distance between the slider 42 and the base 43, the elastic element is elastically pressed between the slider 42 and the base 43 to provide an elastic force for constantly biasing the probe 41 on the slider 42 toward the tray 6, so as to achieve the purpose of elastically stretching the probe 41 to protect the probe 41, preferably, a limit structure (not shown) is disposed between the slider 42 and the base 43 to limit the maximum elongation of the two, for example, the slider 42 may be provided with a latch hook, the base 43 is provided with a latch portion cooperating with the latch hook, when the slider 42 slides to a farthest distance relative to the base 43, the engaging hook and the engaging portion cooperate with each other to limit the slider 42 from sliding continuously relative to the base 43, but the manufacturer may limit the slider 42 and the base 43 by other structures, preferably, the maximum floating distance between the slider 42 and the base 43 is 0.55 mm, and the elastic element is a compression spring, but not limited thereto.

Referring to fig. 10, the limiting module 5 includes a second screw 51, a second elastic member 52 and a second riveting sleeve 53, the second riveting sleeve 53 is mounted on the floating plate 3, a bottom of a screw of the second screw 51 is in threaded connection with the working substrate 1a, a screw head of the second screw 51 is inserted into the second riveting sleeve 53 and can slide relative to the second riveting sleeve 53, and since the screw head of the second screw 51 can slide relative to the second riveting sleeve 53, when the whole second riveting sleeve 53 descends along with the descending of the floating plate 3, the screw head of the second screw 51 slides in the second riveting sleeve 53, that is, the second riveting sleeve 53 slides down relative to the screw head of the second screw 51 (the second riveting sleeve 53 moves along a direction indicated by an arrow C in fig. 10), so that a distance between the floating plate 3 and the working substrate 1a is reduced, and a purpose of adjusting a distance is achieved; the second elastic member 52 is elastically pressed between the working substrate 1a and the second riveting sleeve 53, the second riveting sleeve 53 slides up relative to the screw head of the second screw 51 under the action of the second elastic member 52 (the second riveting sleeve 53 moves along the direction indicated by the arrow C in fig. 10), so that the head of the second screw 51 is biased to the bottom of the second riveting sleeve 53 and the distance between the floating plate 3 and the working base plate 1a is increased, thereby achieving the purpose of adjusting the distance, thereby realizing the elastic expansion and contraction of the limit module 5, the limit module 5 is arranged to limit the maximum distance between the floating plate 3 and the working substrate 1a, and the limit module 5 can also elastically expand and contract, thereby realizing the preliminary buffering, the elastic expansion and contraction of the lower floating module 7 further accurately buffers, the elastic expansion and contraction of the probe 41 accurately finely adjusts, thereby effectively protecting the probe 41 and the test piece to be tested while ensuring good contact between the probe 41 and the test piece to be tested. Preferably, the spacing module 5 is provided with four and is located the four corners of the floating plate 3 to make preliminary buffering more stable, the maximum distance between the floating plate 3 and the working substrate 1a is 2.7 mm, and the second elastic member 52 is a compression spring.

Referring to fig. 1, 3 and 11, the pressing mechanism 2 includes a moving mechanism 21 and a pressing component 22, the pressing component 22 is installed at an output end of the moving mechanism 21, the pressing component 22 is driven by the moving mechanism 21 to move horizontally or move up and down, and the pressing component 22 can be driven by the moving mechanism 21 to move to above the tray 6 and press down the tray 6 by moving up and down. For example, the moving mechanism 21 includes a horizontal moving device 211 and a lifting device 212, the pressing component 22 is installed at an output end of the lifting device 212, and the lifting device 212 is installed at an output end of the horizontal moving device 211, so as to achieve lifting and horizontal movement of the pressing component 22, preferably, a guide groove 23 is provided on the horizontal moving device 211, a guide rail 24 is provided at a top end face of the rack 1, the guide groove 23 and the guide rail 24 are mutually matched so that the pressing component 22 can stably move, a distance sensor 25 for detecting a moving distance of the moving device is further provided at one side of the guide rail 24, and the distance sensor 25 detects a distance of the horizontal moving device 211 at any time, so as to improve position accuracy of the pressing component 22.

Referring to fig. 11 to 12, the pressing assembly 22 includes a pressing head 221 and a mounting plate 222, the mounting plate 222 is mounted at an output end of the lifting device 212 of the moving mechanism 21, the pressing head 221 is mounted on the mounting plate 222, and an upper floating module 8 is disposed between the pressing head 221 and the mounting plate 222, the pressing head 221 can be lifted and lowered adaptively relative to the mounting plate 222 by elastic expansion and contraction of the upper floating module 8, the upper floating module 8 can not only prevent the pressing mechanism 2 from crushing the to-be-tested object and the pressing head 221 due to excessive pressure, but also can keep the probes 41 in good contact with the to-be-tested object on the tray 6 by matching with the elastic expansion and contraction of the limiting module 5, the lower floating module 7 and the probe module 4. For example, the upper floating module 8 includes a third screw 81, a third elastic member 82 and a third riveting sleeve 83 mounted on the mounting plate 222, a bottom of a screw of the third screw 81 is connected with the pressing head 221 in a threaded manner, a screw head of the third screw 81 is inserted into the third riveting sleeve 83 and can slide relative to the third riveting sleeve 83, since the screw head of the third screw 81 can slide relative to the third riveting sleeve 83, when the third riveting sleeve 83 descends along with the descending of the mounting plate 222, the screw head of the third screw 81 slides in the third riveting sleeve 83, that is, the third riveting sleeve 83 slides down relative to the screw head of the third screw 81, so that the distance between the mounting plate 222 and the pressing head 221 is reduced to achieve the purpose of adjusting the distance; the third elastic member 82 is elastically pressed between the press-fit head 221 and the third riveting sleeve 83, and under the action of the third elastic member 82, the screw head of the third screw 81 is biased to the bottom of the third riveting sleeve 83, and the distance between the mounting plate 222 and the press-fit head 221 is increased, so as to achieve the purpose of adjusting the distance, thereby achieving elastic expansion and contraction of the press-fit head 221 relative to the mounting plate 222, preferably, the third elastic member 82 is a compression spring. It should be noted that in the present embodiment, a resultant force of the pressure of the lower pressing mechanism 2 and the elastic force of the upper floating module 8 is greater than a resultant force of the elastic force of the lower floating module 7, the elastic force of the probe 41 and the elastic force of the position limiting module 5, in other words, a resultant force of the elastic force of the lower floating module 7, the elastic force of the probe 41 and the elastic force of the position limiting module 5 forms a compensation force, and when the resultant force of the pressure of the upper lower pressing mechanism 2 and the elastic force of the upper floating module 8 is too large or too small, the to-be-tested object on the tray 6 can still be in good contact with the probe 41.

Referring to fig. 10, a guide structure 9 for preventing the floating plate 3 from being deviated from the working base plate 1a is disposed between the floating plate 3 and the working base plate 1a, for example, the guide structure 9 includes a shaft sleeve 91 and a bearing 92 disposed between the floating plate 3 and the working base plate 1a, one of the shaft sleeve 91 and the bearing 92 is mounted on the floating plate 3, and the other of the shaft sleeve 91 and the bearing 92 is mounted on the working base plate 1a, in this embodiment, the bearing 92 is mounted on the floating plate 3, and the shaft sleeve 91 is mounted on the working base plate 1a, but is not limited thereto. In this embodiment, the guiding structure 9 is also disposed between the mounting plate 222 and the bonding head 221, so as to prevent the mounting plate 222 from being displaced relative to the bonding head 221.

Referring to fig. 1 to fig. 12, the operation principle of the coil winding displacement testing apparatus 100 of the wireless charging device of the present invention is further described as follows:

when testing, the tray 6 loaded with the piece to be tested is mounted on the floating plate 3, the pressing assembly 22 is driven by the moving mechanism 21 to move from one side of the tray 6 to the upper side of the tray 6 and press down the tray 6, when the pressing mechanism 2 presses the tray 6, the floating plate 3 is forced to move downwards, when the limiting module 5 is compressed, the second riveting sleeve 53 overcomes the elastic force of the second elastic piece 52 and descends along with the descending of the floating plate 3, the screw head of the second screw 51 slides in the second riveting sleeve 53, namely the second riveting sleeve 53 slides downwards relative to the screw head of the second screw 51, so that the distance between the floating plate 3 and the working substrate 1a is reduced, and the primary buffering is realized; when the lower floating module 7 is compressed, the first screw 71 descends along with the descending of the floating plate 3 against the elastic force of the first elastic member 72, and the screw head of the first screw 71 slides downwards in the first riveting sleeve 74, so that the distance between the floating plate 3 and the working substrate 1a is reduced, and the buffering of the second step is realized; when the probe module 4 is compressed, the floating block 42 overcomes the elastic force of the elastic element and slides downwards to enable the probe 41 on the floating block 42 to be pressed against a piece to be tested in a self-adaptive manner, so that the probe module 4 is finely adjusted accurately; when the upper floating module 8 is compressed, the third riveting sleeve 83 descends along with the descending of the mounting plate 222, and the screw head of the third screw 81 slides in the third riveting sleeve 83, that is, the third riveting sleeve 83 slides downwards relative to the screw head of the third screw 81, so that the distance between the mounting plate 222 and the press-fit head 221 is reduced, and the purposes of adjusting the distance and buffering are achieved. The compression of the limiting module 5, the compression of the lower floating module 7, the compression of the probe module 4 and the compression of the upper floating module 8 are matched with each other, so that the probe 41 and a to-be-tested part can be effectively protected on the premise of ensuring good contact between the probe 41 and the to-be-tested part, and the testing accuracy is improved.

When the test is finished, the limiting module 5 is reset under the action of elastic recovery of the second elastic piece 52, so that the screw head of the second screw 51 is biased to the bottom of the second riveting sleeve 53 and the distance between the floating plate 3 and the working substrate 1a is increased; the lower floating module 7 is reset under the action of elastic restoration of the first elastic piece 72, so that the screw head of the first screw 71 is biased to the bottom of the first riveting sleeve 74 and the distance between the floating plate 3 and the working substrate 1a is increased; the slider 42 slides upwards under the action of elastic recovery of the elastic element to reset the probe 41 on the slider 42; the caulking head 221 is restored by the elastic restoration of the third elastic member 82, so that the screw head of the third screw 81 is biased against the bottom of the third caulking sleeve 83 and the distance between the mounting plate 222 and the caulking head 221 is increased.

The coil arranging wire testing device 100 of the wireless charging device of the utility model is provided with a lower floating module 7 between a floating plate 3 and a working substrate 1a, a material tray 6 is arranged on the floating plate 3, a probe module 4 is arranged on the lower floating module 7 and is penetrated on the floating plate 3, the probe module 4 is provided with a probe 41 extending to the material tray 6, the lower floating module 7 can elastically stretch out and draw back, so when a piece to be tested is contacted with the probe 41 through the downward pressing of a lower pressing mechanism 2 to achieve the test purpose, the pressure of the lower pressing mechanism 2 to the material tray 6 indirectly causes the elastic expansion and contraction of the lower floating module 7, the floating plate 3 can be self-adaptively lifted relative to the working substrate 1a by the elastic expansion and contraction of the lower floating module 7, the buffer formed by the lower floating module 7 can effectively avoid the piece to be tested and the probe 41 from being crushed under the premise of ensuring the good contact between the probe 41 and the piece to be, thereby achieving the purposes of protecting the piece to be tested and the probe 41 and improving the testing accuracy; and because the probe module 4 is installed on the lower floating module 7 and is penetrated through the floating plate 3, and the probe module 4 has the probe 41 capable of adaptively extending and retracting, after the lower floating module 7 buffers, the probe 41 can still continue to be slightly adjusted, and the combination of the lower floating module 7 and the probe 41 can form double buffering, so that the probe 41 can be further protected, and good contact between the probe 41 and the to-be-tested piece can be ensured, thereby further ensuring good contact between the probe 41 and the to-be-tested piece, and effectively protecting the to-be-tested piece and the probe 41, and achieving the purpose of reducing the overall maintenance cost of the equipment.

The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.

Claims (10)

1. The utility model provides a wireless charging device's coil winding displacement test equipment, its characterized in that, including frame, floating plate, probe module, be used for bearing the charging tray of waiting to test the piece and install in the pushing down mechanism of frame, the frame has the work base plate, the floating plate install in on the work base plate, the charging tray install in on the floating plate, the floating plate with be equipped with down the module that floats between the work base plate, borrow by the flexible messenger of the module that floats down the floating plate can be relative the work base plate is self-adaptation's lift, the probe module install in under float on the module and wear to arrange in the floating plate, the probe module have stretch to the probe of charging tray, the probe can be self-adaptation's flexible.

2. The coil flat cable testing device of the wireless charging device according to claim 1, wherein the lower floating module comprises a first screw, a first elastic member, a mounting seat mounted on the floating plate, and a first riveting sleeve mounted on the working substrate, a screw bottom of the first screw is in threaded connection with the mounting seat, a screw head of the first screw is inserted into the first riveting sleeve and can slide relative to the first riveting sleeve, and the first elastic member is elastically arranged between the mounting seat and the first riveting sleeve in a pressing manner, so that the screw head of the first screw is biased to a bottom of the first riveting sleeve.

3. The coil array testing apparatus of claim 1, wherein the probe module further comprises a slider, an elastic element, and a base mounted on the lower slider module, the probe is mounted on the slider, the slider is slidably disposed on the base to adjust a relative distance between the slider and the base, and the elastic element elastically abuts against the slider and the base to provide an elastic force that the probe on the slider constantly biases the tray.

4. The coil array testing apparatus of claim 1, further comprising a limiting module for limiting a maximum distance between the floating plate and the working substrate, wherein the limiting module is disposed between the floating plate and the working substrate.

5. The coil flat cable testing device of the wireless charging device according to claim 4, wherein the limiting module comprises a second screw, a second elastic member and a second riveting sleeve mounted on the floating plate, a bottom of a screw rod of the second screw is in threaded connection with the working substrate, a screw head of the second screw is inserted into the second riveting sleeve and can slide relative to the second riveting sleeve, and the second elastic member is elastically pressed between the working substrate and the second riveting sleeve, so that the screw head of the second screw is biased to the bottom of the second riveting sleeve.

6. The coil flat cable testing device of the wireless charging device according to claim 1, wherein the pressing mechanism comprises a moving mechanism and a pressing component, the pressing component is mounted at an output end of the moving mechanism, and the pressing component is driven by the moving mechanism to move horizontally or lift.

7. The coil array testing apparatus of claim 6, wherein the pressing assembly comprises a pressing head and a mounting plate mounted at an output end of the moving mechanism, the pressing head is mounted on the mounting plate, an upper floating module is disposed between the pressing head and the mounting plate, and the pressing head can be lifted and lowered adaptively relative to the mounting plate by elastic expansion and contraction of the upper floating module.

8. The coil flat cable testing device of the wireless charging device according to claim 7, wherein the upper floating module includes a third screw, a third elastic member and a third riveting sleeve mounted on the mounting plate, a bottom of a screw rod of the third screw is in threaded connection with the pressing head, a screw head of the third screw is inserted into the third riveting sleeve and can slide relative to the third riveting sleeve, and the third elastic member is elastically pressed between the pressing head and the third riveting sleeve, so that the screw head of the third screw is biased to a bottom of the third riveting sleeve.

9. The coil array testing apparatus of claim 1, wherein a guide structure for preventing the floating plate from being shifted with respect to the working substrate is disposed between the floating plate and the working substrate.

10. The coil bus bar testing apparatus of a wireless charging device according to claim 9, wherein the guide structure includes a bushing and a bearing provided between the floating plate and the working substrate, one of the bushing and the bearing being mounted to the floating plate, and the other of the bushing and the bearing being mounted to the working substrate.

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