CN212008768U

CN212008768U - SIM card slot test fixture

Info

Publication number: CN212008768U
Application number: CN201922219002.0U
Authority: CN
Inventors: 李伟东; 陈恩平; 杨进权; 牛安
Original assignee: Zhuhai Bojay Electronics Co Ltd
Current assignee: Zhuhai Bojay Electronics Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-11-24
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a SIM card slot test fixture, which comprises a machine body and a side inserting mechanism, wherein a positioning fixture is arranged on the machine body and used for positioning a workpiece; the side inserting mechanism is arranged on one side of the positioning jig and comprises a profiling card and a profiling card driving assembly, and the profiling card can move towards or away from the positioning jig under the driving of the profiling card driving assembly; the profiling card is inserted into the slot position of the workpiece after moving towards the position close to the positioning jig. An object of the utility model is to provide a SIM draw-in groove test fixture, it can accomplish profile modeling card and SIM draw-in groove cartridge automatically, and the cartridge precision is high, the later stage test of being convenient for.

Description

SIM card slot test fixture

Technical Field

The utility model relates to an electronic equipment tests technical field, especially relates to a SIM draw-in groove test fixture.

Background

At present, with the popularization of electronic devices such as mobile phones and tablet computers, taking a mobile phone as an example, when the mobile phone is applied, a SIM card needs to be inserted into a SIM card slot built in the mobile phone for conversation use, and in a production process, a profiling card needs to be inserted into the SIM card slot for testing, and a next process can be performed according to a test result. However, the existing SIM card testing equipment has low automation degree, resulting in low testing efficiency and poor testing precision.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model aims to provide a SIM draw-in groove test fixture, it can accomplish profile modeling card and SIM draw-in groove cartridge automatically, and the cartridge precision is high, the later stage test of being convenient for.

The purpose of the utility model is realized by adopting the following technical scheme:

a testing jig for testing an SIM card slot comprises a machine body and a side inserting mechanism, wherein a positioning jig is arranged on the machine body and used for positioning a workpiece; the side inserting mechanism is arranged on one side of the positioning jig and comprises a profiling card and a profiling card driving assembly, and the profiling card can move towards or away from the positioning jig under the driving of the profiling card driving assembly; the profiling card is inserted into the slot position of the workpiece after moving towards the position close to the positioning jig.

Furthermore, the profiling card driving assembly comprises a motor, a screw rod, a nut and a guide piece, the motor is installed on the machine body, the screw rod is synchronously connected with a rotating shaft of the motor, the nut is sleeved outside the screw rod in a threaded manner, and the guide piece is used for guiding the nut to move along the extension direction of the screw rod; the profiling card is fixedly connected with the nut.

Further, the guide piece comprises a guide rail and a sliding block, and the extending direction of the guide rail is consistent with the extending direction of the screw rod; the nut is fixedly connected with the sliding block; the guide rail is in sliding fit with the sliding block.

Furthermore, the side inserting mechanism also comprises a clamping seat and a clamping sleeve, and the clamping sleeve is connected with the clamping seat through an elastic part; the card holder is provided with a through connection groove, one end of the profile modeling card is fixed on the card holder, and the other end of the profile modeling card passes through the through connection groove and is formed into an insertion test end; the insertion testing end penetrates through the clamping sleeve and extends out of the clamping sleeve; the profile modeling card drive assembly is used for driving the card seat to move.

Furthermore, a camera is arranged on the machine body and used for collecting workpiece information on the positioning jig.

Furthermore, the positioning jig is provided with a cover plate, a cover plate driving assembly and a positioning groove matched with the workpiece structure, a positioning pin and a circuit board groove are arranged in the positioning groove, and the bottom wall of the circuit board groove is provided with an electric connector; the cover plate is driven by the cover plate driving assembly to move towards or away from the circuit board groove, and the cover plate is used for being packaged at the top end of the circuit board groove after moving close to the circuit board groove.

Further, the diapire of constant head tank is equipped with the vacuum adsorption mouth, the vacuum adsorption mouth communicates with outside evacuation equipment.

Compared with the prior art, the beneficial effects of the utility model reside in that: when the SIM card slot is tested, the SIM card slot can be placed on the positioning jig for positioning, the profiling card is driven by the profiling card driving component to move close to the positioning jig, and after the profiling card is inserted into the SIM card slot, a testing device on a machine body can be used for testing, so that the automation degree in the whole process is high, and the testing efficiency is improved; and the plug-in mounting precision is higher, and the test accuracy is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic view of a partial structure of the positioning jig of the present invention;

FIG. 4 is a schematic view of a partial structure of a positioning groove of the positioning fixture of the present invention;

fig. 5 is a schematic structural view of the side-inserting mechanism of the present invention;

fig. 6 is a partial structural schematic view of the side-inserting mechanism of the present invention;

in the figure: 10. a body; 20. positioning a jig; 21. positioning a groove; 211. positioning pins; 212. a circuit board slot; 213. a vacuum adsorption port; 22. a cover plate; 23. a cover plate drive assembly; 24. a drive arm; 30. a side insertion mechanism; 31. a profiling card; 32. a card sleeve; 33. a card holder; 331. an elastic member; 34. a motor; 35. an induction sheet; 36. a limit switch; 37. a screw rod; 38. a nut; 391. a guide rail; 392. a slider; 40. a camera is provided.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1-6, a testing fixture for testing a SIM card slot includes a machine body 10 and a side insertion mechanism 30, wherein a positioning fixture 20 is disposed on the machine body 10, and the positioning fixture 20 can be used for positioning a workpiece.

Specifically, the side inserting mechanism 30 is disposed at one side of the positioning fixture 20, the side inserting mechanism 30 includes a profile card 31 and a profile card driving component, and the profile card 31 moves toward or away from the positioning fixture 20 under the driving of the profile card driving component. And the copying card 31 can be inserted into the slot position of the workpiece after moving towards the positioning jig 20.

On the basis of the structure, when the testing fixture is used for testing the SIM card slot, a workpiece is taken as the SIM card slot as an example, the SIM card slot can be placed on the positioning fixture 20, after positioning, the copying card 31 is driven by the copying card driving assembly to move close to the positioning fixture 20, after the SIM card slot is inserted into the machine body 10, the testing device on the machine body can test, in addition, after the SIM card slot is tested, the copying card driving assembly drives the copying card 31 to be away from the positioning fixture 20, so that the copying card 31 is separated from the SIM card slot, and the tested SIM card slot can be taken down, so that the testing is repeated, the SIM card slot is tested in sequence, the automation degree in the whole process is high, and the testing efficiency is improved; and the plug-in mounting precision is higher, and the test accuracy is improved.

Further, in this embodiment, the above-mentioned copying card driving assembly includes a motor 34, a lead screw 37, a nut 38 and a guiding member, the motor 34 is installed on the machine body 10, the lead screw 37 is synchronously connected with a rotating shaft of the motor 34, the nut 38 is threadedly installed outside the lead screw 37, and under the guidance of the guiding member, the nut 38 can move along the extending direction of the lead screw 37, so as to fixedly connect the copying card 31 with the nut 38.

On the basis of the structure, when the copying card 31 is driven to move, the motor 34 can be started, the rotating shaft of the motor 34 can drive the screw rod 37 to rotate, the screw rod 37 can drive the nut 38 in threaded connection with the screw rod to rotate, and the rotating motion of the nut 38 can be converted into motion along the extending direction of the screw rod 37 under the guidance of the guide piece, namely, linear motion, so that the copying card 31 fixedly connected with the nut 38 is driven to be close to or far away from the positioning jig 20.

It should be noted that the driving assembly of the copying card in this embodiment is selected as the transmission mechanism of the lead screw 37, that is, the nut 38 and the lead screw 37 are matched to precisely control the movement stroke of the copying card 31, so as to control the copying card 31 to move in and out, thereby preventing the product from being damaged.

More specifically, the guide member includes a guide rail 391 and a slider 392, the extension direction of the guide rail 391 is the same as the extension direction of the lead screw 37, the nut 38 is fixedly connected with the slider 392, and the guide rail 391 is slidably engaged with the slider 392. That is, when the nut 38 rotates, the rotation of the nut 38 can be limited by the matching relationship between the guide rail 391 and the slider 392, and can be converted into the sliding of the guide rail 391 and the slider 392, so as to guide the nut 38 to perform a linear motion.

Further, the side-inserting mechanism 30 further includes a holder 33 and a ferrule 32, and the ferrule 32 and the holder 33 can be connected by an elastic component 331. Specifically, a through-slot is provided on the card holder 33, one end of the above-mentioned copying card 31 is fixed on the card holder 33, and the other end of the copying card 31 passes through the through-slot and is formed into an insertion test end which can pass through the card sleeve 32 and protrude from the card sleeve 32. I.e., the insertion of the test end does not shift as it approaches or moves away from the positioning jig 20, as limited by the ferrule 32 and the through-slot. In addition, because the card sleeve 32 is connected with the card holder 33 through the elastic component 331, when the test end is inserted into the SIM card slot of the positioning fixture 20, the card sleeve 32 is in flexible contact with the positioning fixture 20, and the extension length of the test end can be extended to a certain extent, even if there is a slight difference between the size of the SIM card slot and the size of the profiling card 31, the product can be ensured not to be damaged.

Specifically, the cutting ferrule 32 may be connected to the clamping seat 33 by a bolt or a screw in the prior art, and the elastic member 331 is a spring sleeved on the bolt or the screw rod 37, so that the cutting ferrule 32 has a certain floating space with respect to the clamping seat 33.

In this embodiment, the side-inserting mechanism 30 further includes two sensing pieces 35 and two limit switches 36, each of the two limit switches 36 is disposed at an interval in the moving direction of the card holder 33, the sensing piece 35 is fixedly connected to the card holder 33, in an initial state, the sensing piece 35 can touch one of the limit switches 36, the profile card driving assembly is started, the sensing piece 35 on the card holder 33 is driven to be away from the limit switch 36, and then the profile card is driven to move, after the profile card is inserted into the SIM card slot of the positioning fixture 20, the sensing piece 35 just moves to touch the other limit switch 36, the profile card driving assembly is stopped, and the test is started. Therefore, the motion stroke of the copying card can be controlled through the touch matching of the two limit switches 36 and the induction sheet 35, and the accurate control is realized.

Further, a camera 40 is further disposed on the machine body 10, and the camera 40 can collect workpiece information on the positioning fixture 20. When the SIM card slot is placed on the positioning fixture 20 for detection, the camera 40 can scan the two-dimensional code on the SIM card slot, and transmit the information corresponding to the product to the controller of the machine body 10, so that the later detection result corresponds to the product information.

Furthermore, the positioning fixture 20 in this embodiment is provided with a cover plate 22, a cover plate driving assembly 23, and a positioning groove 21 matched with the workpiece structure, wherein a positioning pin 211 and a circuit board groove 212 are disposed in the positioning groove 21, and an electrical connector is disposed on a bottom wall of the circuit board groove 212. In addition, under the driving of the cover driving assembly 23, the cover 22 can move toward or away from the circuit board slot 212, and the cover 22 is enclosed at the top end of the circuit board slot 212 after moving toward the circuit board slot 212.

So, when carrying out the location of SIM draw-in groove, can prevent the SIM draw-in groove in constant head tank 21, locating pin 211 can fix a position the frame of SIM draw-in groove, and when the location, the circuit board on the SIM draw-in groove then can be placed in circuit board groove 212, and the circuit board can carry out electric connection with electric connector, so, alright put through the test circuit on SIM draw-in groove and the organism 10, test again afterwards. On the other hand, the positioning pins 211 of the positioning slots 21 and the circuit board slots 212 can perform double positioning on the SIM card slot, so that the positioning is more accurate.

Specifically, the cover plate driving assembly 23 includes an air cylinder and a driving arm 24, one end of the driving arm 24 is fixedly connected to a piston rod of the air cylinder, the other end of the driving arm 24 is fixedly connected to the cover plate 22, and the piston rod of the air cylinder can extend and retract to drive the cover plate 22 to approach or be away from the cover plate, so that the driving structure is simple and stable.

Further, still can be equipped with vacuum adsorption mouth 213 at the diapire of constant head tank 21, vacuum adsorption mouth 213 communicates with outside evacuation equipment, so, places back in constant head tank 21 at the SIM draw-in groove, the outside evacuation equipment evacuation of accessible, and vacuum adsorption mouth 213 department forms the negative pressure, fixes the SIM draw-in groove in constant head tank 21, prevents that the SIM draw-in groove from shifting.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. A testing jig for testing an SIM card slot is characterized by comprising a machine body and a side inserting mechanism, wherein a positioning jig is arranged on the machine body and used for positioning a workpiece; the side inserting mechanism is arranged on one side of the positioning jig and comprises a profiling card and a profiling card driving assembly, and the profiling card can move towards or away from the positioning jig under the driving of the profiling card driving assembly; the profiling card is inserted into the slot position of the workpiece after moving towards the position close to the positioning jig.

2. The SIM card slot test fixture of claim 1, wherein the profile card driving assembly comprises a motor, a lead screw, a nut and a guide member, the motor is mounted on the machine body, the lead screw is synchronously coupled with a rotating shaft of the motor, the nut is sleeved outside the lead screw in a threaded manner, and the guide member is used for guiding the nut to move along the extending direction of the lead screw; the profiling card is fixedly connected with the nut.

3. The SIM card slot testing fixture of claim 2, wherein the guiding member comprises a guiding rail and a sliding block, and the extending direction of the guiding rail is consistent with the extending direction of the screw rod; the nut is fixedly connected with the sliding block; the guide rail is in sliding fit with the sliding block.

4. The SIM card slot testing fixture of claim 1, wherein the side insertion mechanism further comprises a card holder and a card sleeve, and the card sleeve is connected with the card holder through an elastic component; the card holder is provided with a through connection groove, one end of the profile modeling card is fixed on the card holder, and the other end of the profile modeling card passes through the through connection groove and is formed into an insertion test end; the insertion testing end penetrates through the clamping sleeve and extends out of the clamping sleeve; the profile modeling card drive assembly is used for driving the card seat to move.

5. The SIM card slot test fixture of claim 4, wherein the body is provided with two limit switches, the card holder is provided with an inductive piece, and the two limit switches are distributed at intervals on a motion track of the card holder; the induction sheet is used for being in touch control with the limit switch; the limit switch is used for controlling the stop of the copying card driving assembly.

6. The SIM card slot testing fixture of any one of claims 1-5, wherein a camera is disposed on the body for collecting information of a workpiece on the positioning fixture.

7. The SIM card slot testing fixture of any one of claims 1-5, wherein the positioning fixture is provided with a cover plate, a cover plate driving assembly, and a positioning slot matching with the workpiece structure, the positioning slot is provided with a positioning pin and a circuit board slot, and the bottom wall of the circuit board slot is provided with an electrical connector; the cover plate is driven by the cover plate driving assembly to move towards or away from the circuit board groove, and the cover plate is used for being packaged at the top end of the circuit board groove after moving close to the circuit board groove.

8. The SIM card slot testing fixture of claim 7, wherein a vacuum suction port is formed in a bottom wall of the positioning groove, and the vacuum suction port is communicated with an external vacuum-pumping device.