CN212007769U - USB joint pressure testing device - Google Patents
USB joint pressure testing device Download PDFInfo
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- CN212007769U CN212007769U CN202020772312.5U CN202020772312U CN212007769U CN 212007769 U CN212007769 U CN 212007769U CN 202020772312 U CN202020772312 U CN 202020772312U CN 212007769 U CN212007769 U CN 212007769U
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Abstract
The utility model discloses a USB joint pressure test device, which comprises a mounting seat, a carrying seat, a pressurizing assembly and a pressure sensor, wherein the carrying seat is arranged on the mounting seat and is used for placing a USB joint; the pressurizing assembly comprises a fixing piece, a driving screw rod and a rotating disc, the fixing piece is arranged on the mounting seat and is provided with a threaded hole which penetrates through the mounting seat along the direction close to or far away from the object carrying seat, the driving screw rod is screwed in the threaded hole, and the rotating disc is arranged at one end of the driving screw rod, far away from the object carrying seat; the pressure sensor is arranged at one end, close to the object carrying seat, of the driving screw rod and is used for being abutted to the USB connector. The utility model discloses technical scheme can improve the accuracy to USB connects pressure test.
Description
Technical Field
The utility model relates to an electronic product detects technical field, in particular to USB connects pressure test device.
Background
At present, in order to reduce the occurrence of poor contact and damage of a charged device caused by deformation of a USB connector due to pressure in a charging process, a pressure test needs to be performed on the USB connector in a USB connector production process, and in the current USB connector pressure test, a pressure instruction is directly input on a console, and the pressure instruction is increased by more, for example, 5N each time, so that an inaccurate pressure test result is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a USB connects pressure test device aims at improving the accuracy to USB connects pressure test.
In order to achieve the above object, the utility model provides a USB connects pressure test device, include:
a mounting seat;
the object carrying seat is arranged on the mounting seat and used for placing the USB joint;
the pressurizing assembly comprises a fixing piece, a driving screw rod and a rotating disc, the fixing piece is arranged on the mounting seat and is provided with a threaded hole which penetrates through the mounting seat along the direction close to or far away from the object carrying seat, the driving screw rod is screwed in the threaded hole, and the rotating disc is arranged at one end of the driving screw rod, far away from the object carrying seat; and the number of the first and second groups,
and the pressure sensor is arranged at one end, close to the object carrying seat, of the driving screw rod and is used for being abutted against the USB joint.
Optionally, the fixing member is detachably connected to the mounting seat.
Optionally, the mounting includes fixed body and connecting piece, fixed body with the mount pad is connected to have along being close to or keeping away from the hole of stepping down that the direction of carrying the thing seat run through the setting, connecting piece demountable installation in the hole of stepping down, the screw hole is located the connecting piece.
Optionally, the connecting piece is rotatably connected to the fixing body, and the pressurizing assembly further includes a limiting piece disposed on the fixing body, and the limiting piece is used for limiting the connecting piece to be separated from the abdicating hole;
the pressurizing assembly further comprises a connecting nut in threaded connection with the driving screw rod, the rotating disc is provided with a mounting hole, the connecting nut is further arranged in the mounting hole, and the rotating disc is rotatably connected with the fixing piece.
Optionally, the fixing body is provided with a first convex part and a second convex part which are arranged at intervals along the penetrating direction of the threaded hole, the first convex part is provided with the abdicating hole, and the second convex part is provided with a rotating through hole which is coaxially arranged with the threaded hole; the rotating disc comprises a rotating shaft and rotating wheels which are arranged at two ends of the rotating shaft respectively, the rotating shaft is rotatably connected into the rotating through hole, the two rotating wheels are arranged on two opposite sides of the second convex part respectively, and the rotating shaft is provided with the mounting hole.
Optionally, a pressure scale is arranged on at least one surface of the second convex portion facing the rotating wheel, the pressure scale is arranged around the threaded hole, and the rotating wheel is provided with an indicating portion corresponding to the pressure scale.
Optionally, the pressurizing assembly further comprises a sliding block and a cover plate, the sliding block is arranged along the extending direction of the driving screw rod and is connected with the fixing part in a sliding mode, the pressure sensor is arranged on the sliding block, the sliding block is provided with a connecting groove, the cover plate covers the notch of the connecting groove, the cover plate is provided with a communicating through hole for avoiding the connecting groove, the driving screw rod is provided with a first end portion penetrating through the avoiding through hole and inserted into the connecting groove, a limiting convex ring is arranged on the outer peripheral surface of the first end portion, and the diameter of the limiting convex ring is larger than that of the avoiding through hole.
Optionally, the pressurizing assembly further includes a first bearing sleeved on the first end portion, and an outer ring of the first bearing is mounted on a groove wall of the connecting groove.
Optionally, the pressurizing assembly further comprises a second bearing sleeved on the first end portion, the second bearing is an end face bearing, the second bearing is located between the limiting convex ring and the cover plate, and first elastic pads are respectively arranged between the second bearing and the limiting convex ring and between the second bearing and the cover plate.
Optionally, the pressurization subassembly is still located including the cover the third bearing of first end, the third bearing is end face bearing, first end have towards the spacing face of spread groove tank bottom, the third bearing is located the spread groove tank bottom with between the spacing face, the first end towards the terminal surface of spread groove tank bottom with spread groove tank bottom interval is arranged, the third bearing with be equipped with the second cushion between the spread groove tank bottom.
The utility model discloses technical scheme is through adopting the mode that the rolling disc drive screw rod connects pressure sensor butt on the USB, can confirm the pressure that increases through the rotation angle and the number of revolutions of rolling disc, can make pressure sensor less towards the feed amount when USB connects the motion in addition, can reduce the test error, has improved the accuracy to USB joint pressure test.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic sectional view of an embodiment of the USB connector pressure testing apparatus of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is an enlarged view at B in fig. 1.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | |
50 | |
| 20 | |
51 | |
| 21 | Fixed |
511 | Limiting |
| 211 | First convex part | 52 | Screw |
| 212 | Second |
53 | First bearing |
| 22 | Connecting |
54 | Second bearing |
| 30 | |
55 | Third bearing |
| 40 | |
56 | First |
| 41 | |
60 | Sliding block |
| 411 | |
61 | Connecting |
| 42 | |
70 | |
| 43 | Connecting |
80 | |
| 90 | Pressure sensor |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a USB connects pressure test device.
In the embodiment of the present invention, as shown in fig. 1 to fig. 3, the USB connector pressure testing apparatus includes a mounting base 10, a loading base 80, a pressurizing assembly and a pressure sensor 90, the loading base 80 is disposed on the mounting base 10, and the loading base 80 is used for placing the USB connector. The pressurizing assembly comprises a fixing member 20, a driving screw 50 and a rotating disc 40, wherein the fixing member 20 is arranged on the mounting seat 10 and is provided with a threaded hole (not shown) which is arranged in a penetrating way along a direction close to or far away from the object carrying seat 80, the driving screw 50 is screwed in the threaded hole, namely, the driving screw 50 extends along a direction close to or far away from the object carrying seat 80, and the rotating disc 40 is arranged at one end of the driving screw 50 far away from the object carrying seat 80. The pressure sensor 90 is disposed at an end of the driving screw 50 close to the object holder 80, and the pressure sensor 90 is configured to abut against the USB connector.
It is understood that the USB connector (not shown) includes a plug portion for plugging into a corresponding interface of the electronic device and a holding portion connected to the plug portion for being held by a user. In one embodiment, the driving screw 50 extends along the arrangement direction of the insertion portion and the holding portion of the USB connector, so that the USB connector can be pressure tested by the pressurizing assembly along the arrangement direction of the insertion portion and the holding portion. In one embodiment, the driving screw 50 extends along a direction perpendicular to the arrangement direction of the insertion portion and the holding portion, so that the pressure sensor 90 can abut against the periphery of the insertion portion to perform a pressure test on the insertion portion through the pressurizing assembly. In an embodiment, two sets of pressing components may be disposed on the USB connector pressure testing apparatus, wherein the driving screw 50 of one set of pressing components extends along the arrangement direction of the insertion portion and the holding portion of the USB connector, and the driving screw 50 of the other set of pressing components extends along the direction perpendicular to the arrangement direction of the insertion portion and the holding portion.
Carry the equal fixed mounting of thing seat 80 and mounting 20 on mount pad 10, place the USB and connect after carrying thing seat 80, through rotatory rolling disc 40 to drive screw 50 towards carrying the USB joint motion on the thing seat 80, make the pressure sensor 90 that is located drive screw 50 one end can connect the butt with the USB, and through continuously rotating rolling disc 40, can continue to increase drive screw 50 and connect the pressure of pressure sensor 90 butt on the USB connects. After the test is finished, the driving screw 50 and the pressure sensor 90 can be moved away from the loading seat 80 by only rotating the rotating disc 40 reversely.
The utility model discloses technical scheme is through adopting rolling disc 40 drive screw 50 with the mode of pressure sensor 90 butt on the USB connects, can confirm the pressure that increases through the rotation angle and the number of revolutions of rolling disc 40, can make pressure sensor 90 less towards the feed amount when USB connects the motion in addition, can reduce the testing error, has improved the accuracy to USB joint pressure test.
In one embodiment, the fixing member 20 is detachably connected to the mounting base 10. Therefore, when the fixing part 20 is abraded or damaged, the replacement and maintenance can be facilitated, and the use cost of the USB connector pressure testing device can be reduced. In one embodiment, the fixing member 20 and the object holder 80 may be connected, that is, the object holder 80 and the fixing member 20 are connected first, and then the object holder 80 and the fixing member 20 are mounted on the mounting base 10, so that the assembly accuracy of the object holder 80 and the driving screw 50 can be improved. The fixing member 20 and the object carrying seat 80 may be detachably connected, or the fixing member 20 and the object carrying seat 80 may be integrally disposed.
In one embodiment, the fixing element 20 includes a fixing body 21 and a connecting element 22, the fixing body 21 is connected to the mounting base 10 and has an abdicating hole (not shown) penetrating in a direction close to or away from the object holder 80, the connecting element 22 is detachably mounted in the abdicating hole, and the threaded hole is formed in the connecting element 22. Because there is friction in drive screw 50 and the helicitic texture in the screw hole, so after drive screw 50 used for a long time, drive screw 50 and the helicitic texture in the screw hole are worn and torn easily, lead to drive screw 50's precision to reduce, and then influence the accuracy to USB connects pressure detection, if direct shaping screw hole on mounting 20, when the screw hole damages, can only change whole mounting 20, so the cost is higher. And through locating the screw hole at connecting piece 22, can dismantle the connection with connecting piece 22 and fixed body 21, even so connecting piece 22 is worn and torn, also only need to change connecting piece 22 can, compare in the mode of changing whole mounting 20, can reduce USB and connect pressure test device's use cost.
In an embodiment, the connecting element 22 is rotatably connected to the fixing body 21, the pressing assembly further includes a limiting element 30 disposed on the fixing body 21, and the limiting element 30 is used to limit the connecting element 22 to be separated from the yielding hole. Specifically, the axis of rotation of connecting piece 22 is unanimous with drive screw 50's axis of rotation, the hole of stepping down includes first hole section (not shown in the figure) and the second hole section (not shown) of arranging along its axial, the aperture of first hole section is greater than the aperture of second hole section, the hole of stepping down promptly is the shoulder hole form setting, first hole section is located to connecting piece 22, and the aperture of second hole section is less than the diameter of connecting piece 22, and be greater than the diameter of second screw, the hole depth of first hole section is greater than the length of connecting piece 22. The limiting member 30 is disposed on one side of the first hole segment away from the first hole segment, the limiting member 30 is in a circular ring shape, and an inner diameter of the limiting member 30 is smaller than an aperture of the first hole segment and larger than an aperture of the driving screw 50. This restricts the connector 22 from being removed from the relief hole. In addition, in other embodiments, a limiting member 30 may be disposed at each of the two openings of the yielding hole.
The pressurizing assembly further comprises a connecting nut 43 screwed on the driving screw 50, the rotating disc 40 is provided with a mounting hole 411, the connecting nut 43 is further arranged in the mounting hole 411, and the rotating disc 40 is rotatably connected with the fixed part 20. The rotating disc 40 or the fixing member 20 is provided with a stopper for restricting the rotating disc 40 from moving relative to the fixing member 20 along the length direction of the driving screw 50. This corresponds to the rotation of the rotation disc 40, the rotation disc 40 is fixed relative to the fixing member 20 along the length direction of the driving screw 50, and the driving screw 50 can be driven to move along the length direction thereof, and since the connecting member 22 is rotatably connected to the fixing body 21, when the driving screw 50 moves, the connecting member 22 can rotate in the receding hole, so as to reduce the precision of the fit between the connecting member 22 and the rotation disc 40 at the driving screw 50.
In one embodiment, the fixing body 21 has a first protrusion 211 and a second protrusion 212 arranged at intervals along a penetrating direction of the threaded hole, the first protrusion 211 has an offset hole, and the second protrusion 212 has a rotary through hole (not shown) coaxially disposed with the threaded hole. The rotary disk 40 includes a rotary shaft 41 and two rotating wheels 42 respectively disposed at two ends of the rotary shaft 41, the rotary shaft 41 is rotatably connected in the rotary through hole, the two rotating wheels 42 are respectively disposed at two opposite sides of the second convex portion 212, and the rotary shaft 41 has a mounting hole 411. Specifically, the two rotating wheels 42 are both fixed relative to the rotating shaft 41, and the second nut is fixed relative to the rotating shaft 41 along the rotating direction of the rotating disc 40, so that by rotating any one of the rotating wheels 42, the rotating shaft 41 can be driven to rotate, and the second nut in the mounting hole 411 can be driven to rotate, so as to drive the driving screw 50 to move. In addition, by providing two runners 42 and disposing the two runners 42 on opposite sides of the second protrusion 212, the force applied to the rotating disk 40 on the second protrusion 212 can be uniform, which is beneficial to improving the stability of the rotating disk 40. At least one rotating wheel 42 is detachably connected with the rotating shaft 41, so that when the rotating disc 40 is installed, the rotating shaft 41 can be installed in the rotating through hole, and the rotating wheel 42 is fixed on the rotating shaft 41, so that the rotating disc 40 can be installed conveniently. In addition, in other embodiments, only one wheel 42 may be provided.
In one embodiment, at least a surface of the second protrusion 212 facing a surface of the rotating wheel 42 is provided with a pressure scale (not shown), the pressure scale is disposed around the threaded hole, and the rotating wheel 42 is provided with an indicating portion (not shown) corresponding to the pressure scale. This facilitates the operator to determine the angle of rotation when rotating the turn disc 40.
In one embodiment, the pressing assembly further includes a sliding block 60 and a cover plate 70, the sliding block 60 is slidably connected to the fixed member 20 along the extending direction of the driving screw 50, the pressure sensor 90 is disposed on the sliding block 60, the sliding block 60 is provided with a connecting groove 61, the cover plate 70 covers the notch of the connecting groove 61, the cover plate 70 is provided with an avoiding through hole communicated with the connecting groove 61, the driving screw 50 is provided with a first end portion 51 inserted into the connecting groove 61 through the avoiding through hole, a limiting convex ring 511 is disposed on the outer peripheral surface of the first end portion 51, and the diameter of the limiting convex ring 511 is larger. Specifically, the limiting convex ring 511 is annularly arranged on the first end portion 51 along the circumferential direction of the second screw, the limiting convex ring 511 is located in the connecting groove 61, and the diameter of the limiting convex ring 511 is smaller than the aperture of the connecting groove 61, so as to ensure that the first end portion 51 can rotate in the connecting groove 61. Because the diameter of the limiting convex ring 511 is larger than that of the avoiding through hole, the first end part 51 can be prevented from being separated from the avoiding through hole and the sliding block 60, and the second screw can push the object carrying seat 80 to move along the direction far away from or close to the mounting seat 10. Because the drive screw 50 is pivoted when moving, if set up pressure sensor 90 directly on drive screw 50, pressure sensor 90 also can rotate along with drive screw 50's rotation, so when pressure sensor 90 and joint contact, lead to there being rotational friction between pressure sensor 90 and the joint, lead to pressure sensor 90 to damage easily, and through setting up pressure sensor 90 on slider 60, can avoid the emergence of above-mentioned problem, guarantee that only there is mutual butt effort between pressure sensor 90 and the joint, be favorable to improving pressure sensor 90's life-span. In addition, because the slider 60 is connected with the fixing member 20 in a sliding manner, the stability of the movement of the slider 60 can be ensured, and the stability of the pressure sensor 90 can be further improved.
In one embodiment, the pressing assembly further includes a first bearing 53 sleeved on the first end portion 51, and an outer ring of the first bearing 53 is mounted on a groove wall of the connecting groove 61. By providing the first bearing 53 on the first end 51, friction between the first end 51 and the slider 60 can be reduced, which is beneficial to improving the rotation effect and the service life of the driving screw 50. In other embodiments, the first bearing 53 may be disposed in the bypass through hole.
In one embodiment, the driving screw 50 further includes a screw portion 51 connected to the first end portion 51 and located outside the connecting groove 61, the first end portion 51 partially extends outside the connecting groove 61, and the first end portion 51 is detachably connected to the screw portion 51. So can install first end 51 in spread groove 61 after, earlier cover plate 70 lid the notch of spread groove 61, be connected screw rod portion 52 with first end 51 again, avoid covering plate 70 from the other end cover of driving screw 50 keeping away from first end 51 removing the condition of installing to the notch of spread groove 61 again behind driving screw 50, can conveniently install cover plate 70 in slider 60.
In one embodiment, the pressing assembly further includes a second bearing 54 sleeved on the first end portion 51, the second bearing 54 is an end bearing, and the second bearing 54 is located between the limit protruding ring 511 and the cover plate 70. So when drive screw 50 drive slider 60 when keeping away from the direction motion of mount pad 10, avoided spacing bulge loop 511 and end cover butt, can reduce the friction between spacing bulge loop 511 and the apron 70, be favorable to improving drive screw 50's rotation effect and life. In order to improve the installation stability of the second bearing 54, in an embodiment, a positioning groove (not shown) is provided on the cover plate 70, the bypass through hole penetrates through the bottom of the positioning groove, and the second bearing 54 is disposed in the positioning groove.
Further, in an embodiment, the first elastic pads 56 are respectively disposed between the second bearing 54 and the retaining ring 511, and between the second bearing 54 and the cover plate 70. First elastic pads 56 are respectively arranged between the second bearing 54 and the limit convex ring 511, and between the second bearing 54 and the cover plate 70. This prevents the second bearing 54 from being rigidly abutted against the stopper ring 511 and the cover plate 70, respectively, and reduces wear of the three. In addition, the gap between the limit convex ring 511 and the cover plate 70 can be filled by the first elastic pad 56, so that the situation that the limit convex ring 511 and the cover plate 70 collide with each other due to the gap between the limit convex ring 511 and the cover plate 70 when the moving direction of the driving screw 50 is changed can be avoided.
In an embodiment, the pressing assembly further includes a third bearing 55 sleeved on the first end portion 51, the third bearing 55 is an end surface bearing, the first end portion 51 has a limiting surface (not shown) facing the bottom of the connecting groove 61, the third bearing 55 is located between the bottom of the connecting groove 61 and the limiting surface, the end surface of the first end portion 51 facing the bottom of the connecting groove 61 is spaced apart from the bottom of the connecting groove 61, and a second elastic pad is disposed between the third bearing 55 and the bottom of the connecting groove 61. Specifically, the distance between the end surface of the first end portion 51 facing the groove bottom of the connecting groove 61 and the limiting surface is smaller than the thickness of the third bearing 55, so that when the two end surfaces of the third bearing 55 are respectively connected with the groove bottom of the connecting groove 61 and the limiting surface, the end surface of the first end portion 51 facing the groove bottom of the connecting groove 61 and the groove bottom of the connecting groove 61 are arranged at intervals. So when drive screw 50 drive slider 60 moves towards the direction that is close to mount pad 10, avoid the terminal surface of first end 51 and the tank bottom butt of connecting groove 61, can reduce the friction between first end 51 and the slider 60, be favorable to improving drive screw 50's rotation effect and life. In order to improve the installation stability of the third bearing 55, in an embodiment, the bottom of the connecting groove 61 is provided with a limiting groove, and the third bearing 55 is disposed in the limiting groove.
Further, in an embodiment, a second elastic pad (not shown) is disposed between the third bearing 55 and the groove bottom of the connecting groove 61. This can avoid rigid contact between the third bearing 55 and the groove bottom of the coupling groove 61, and reduce wear of the third bearing 55 and the coupling groove 61. In addition, the gap between the third bearing 55 and the groove bottom of the connecting groove 61 can be filled by the second elastic pad, so that the situation that the limiting convex ring 511 and the cover plate 70 collide with each other due to the gap between the third bearing 55 and the groove bottom of the connecting groove 61 when the moving direction of the driving screw 50 is changed is avoided.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A USB connects pressure test device which characterized in that includes:
a mounting seat;
the object carrying seat is arranged on the mounting seat and used for placing the USB joint;
the pressurizing assembly comprises a fixing piece, a driving screw rod and a rotating disc, the fixing piece is arranged on the mounting seat and is provided with a threaded hole which penetrates through the mounting seat along the direction close to or far away from the object carrying seat, the driving screw rod is screwed in the threaded hole, and the rotating disc is arranged at one end of the driving screw rod, far away from the object carrying seat; and the number of the first and second groups,
and the pressure sensor is arranged at one end, close to the object carrying seat, of the driving screw rod and is used for being abutted against the USB joint.
2. The USB connector pressure testing apparatus of claim 1, wherein the fixing member is detachably connected to the mounting seat.
3. The device for testing the pressure of the USB connector according to claim 2, wherein the fixing member comprises a fixing body and a connecting member, the fixing body is connected to the mounting seat and has a hole extending through the mounting seat in a direction close to or away from the object-carrying seat, the connecting member is detachably mounted to the hole, and the threaded hole is formed in the connecting member.
4. The device for testing USB connector pressure according to claim 3, wherein the connecting member is rotatably connected to the fixing body, and the pressing assembly further includes a limiting member disposed on the fixing body, the limiting member being configured to limit the connecting member from being disengaged from the receding hole;
the pressurizing assembly further comprises a connecting nut in threaded connection with the driving screw rod, the rotating disc is provided with a mounting hole, the connecting nut is further arranged in the mounting hole, and the rotating disc is rotatably connected with the fixing piece.
5. The USB connector pressure testing device according to claim 4, wherein the fixing body has a first protrusion and a second protrusion arranged at intervals along a penetrating direction of the threaded hole, the first protrusion has the offset hole, and the second protrusion has a rotary through hole arranged coaxially with the threaded hole;
the rotating disc comprises a rotating shaft and rotating wheels which are arranged at two ends of the rotating shaft respectively, the rotating shaft is rotatably connected into the rotating through hole, the two rotating wheels are arranged on two opposite sides of the second convex part respectively, and the rotating shaft is provided with the mounting hole.
6. The USB connector pressure testing apparatus of claim 5, wherein at least a surface of the second protrusion facing a surface of the rotating wheel is provided with a pressure scale, the pressure scale is disposed around the threaded hole, and the rotating wheel is provided with an indicating portion corresponding to the pressure scale.
7. The device for testing pressure of a USB connector according to any one of claims 1 to 6, wherein the pressure applying assembly further includes a slider and a cover plate, the slider is slidably connected to the fixing member along the extending direction of the driving screw, the pressure sensor is disposed on the slider, the slider is provided with a connecting groove, the cover plate covers the notch of the connecting groove, the cover plate has an avoiding through hole communicated with the connecting groove, the driving screw has a first end portion inserted into the connecting groove through the avoiding through hole, the outer peripheral surface of the first end portion is provided with a limiting convex ring, and the diameter of the limiting convex ring is larger than that of the avoiding through hole.
8. The USB connector pressure testing apparatus of claim 7, wherein the pressure applying assembly further includes a first bearing sleeved on the first end portion, and an outer ring of the first bearing is mounted on a groove wall of the connecting groove.
9. The USB connector pressure testing apparatus of claim 8, wherein the pressure assembly further includes a second bearing sleeved on the first end, the second bearing is an end bearing, the second bearing is located between the limit protruding ring and the cover plate, and first elastic pads are respectively disposed between the second bearing and the limit protruding ring and between the second bearing and the cover plate.
10. The USB connector pressure testing apparatus of claim 9, wherein the pressure applying assembly further includes a third bearing sleeved on the first end portion, the third bearing is an end surface bearing, the first end portion has a limiting surface facing the bottom of the connecting groove, the third bearing is located between the bottom of the connecting groove and the limiting surface, the end surface of the first end portion facing the bottom of the connecting groove is spaced apart from the bottom of the connecting groove, and a second elastic pad is disposed between the third bearing and the bottom of the connecting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020772312.5U CN212007769U (en) | 2020-05-11 | 2020-05-11 | USB joint pressure testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020772312.5U CN212007769U (en) | 2020-05-11 | 2020-05-11 | USB joint pressure testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212007769U true CN212007769U (en) | 2020-11-24 |
Family
ID=73410948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020772312.5U Active CN212007769U (en) | 2020-05-11 | 2020-05-11 | USB joint pressure testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212007769U (en) |
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2020
- 2020-05-11 CN CN202020772312.5U patent/CN212007769U/en active Active
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