CN205049617U - Fixture for the whole machine current test of the mobile terminal - Google Patents

Abstract

The utility model belongs to the technical field of test fixture, in particular to mobile terminal's complete machine anchor clamps for current test, including double-deck needle bed, rotatory gas claw and electric cabinet, double-deck needle bed sets up on the electric cabinet, and rotatory gas claw sets up in the side of double-deck needle bed, and the electric cabinet includes solenoid valve, trachea, test interface and control switch, and the trachea is passed through to the one end of solenoid valve and rotatory gas claw is connected, and the other end of solenoid valve passes through the trachea and connects external air supply, and the test interface switches on with double-deck needle bed. Compared with the prior art, the utility model discloses a double-deck needle bed structure and rotatory gas claw structure can realize quick getting and put mobile terminal, and practice shows that, among the prior art, get to put and make mobile terminal and test equipment electron switch on the time that needs be 5s-8s, adopt the utility model discloses then only need 3s-5s to improve efficiency of software testing greatly, the setting of double-deck needle bed can not have the risk of fish tail mobile terminal shell yet moreover, thereby can reduce mobile terminal's test disability rate.

Description

Fixture for the whole machine current test of the mobile terminal

technical field

The utility model belongs to the technical field of test fixtures, in particular to a fixture for testing the current of a mobile terminal.

Background technique

Before the mobile terminal (such as mobile phone and PAD, etc.) leaves the factory, it needs to test the current of the whole machine. At present, the conventional current test of the whole machine adopts the method of testing the whole machine by pressing the dummy battery or quick clamps. This method requires high operating skills of the employees. Facilitates alignment, resulting in inefficiencies and risk of scratching the case.

In view of this, it is indeed necessary to provide a fixture for the whole machine current test of the mobile terminal, which can realize the rapid pick-and-place of the mobile terminal, thereby improving the test efficiency, and can reduce the risk of the casing being scratched, and reduce the testing time of the mobile terminal. Scrap rate.

Utility model content

The purpose of the utility model is to provide a mobile terminal current test fixture for the whole machine in view of the deficiencies in the prior art, which can realize the rapid pick-and-place of the mobile terminal, thereby improving the test efficiency and reducing the scratches on the casing. risk and reduce the test scrap rate of mobile terminals.

In order to achieve the above object, the utility model adopts the following technical solutions:

The fixture for the current test of the mobile terminal includes a double-layer needle bed, a rotating air claw and an electric control box, the double-layer needle bed is arranged on the electric control box, and the rotating air claw is arranged on the double-layer On the side of the needle bed, the electric control box includes a solenoid valve, a gas pipe, a test interface and a control switch. One end of the solenoid valve is connected to the rotary air gripper through the gas pipe, and the other end of the solenoid valve is connected through the The air pipe is connected to an external air source, and the test interface is connected to the double-layer needle bed.

As an improvement of the fixture for testing the current of the mobile terminal of the utility model, the double-layer needle bed includes a first needle bed and a second needle bed, and the area of the second needle bed is smaller than that of the first needle bed area, and the second needle bed is located in the central area of the first needle bed, and both the first needle bed and the second needle bed include a base plate and several test needles arranged on the base plate.

As an improvement of the fixture for testing the current of the whole mobile terminal of the present invention, the substrate is set as a flexible member.

As an improvement of the fixture for testing the current of the mobile terminal of the utility model, a first U-shaped bump and a second U-shaped bump are arranged on the periphery of the first needle bed, and the first U-shaped bump and the second U-shaped bump are arranged on the periphery of the first needle bed. The openings of the second U-shaped protrusions are oppositely arranged.

As an improvement of the fixture for the whole machine current test of the mobile terminal of the present invention, the first U-shaped bump includes a first horizontal section, a first vertical section and a second vertical section, and one end of the first vertical section It is connected with one end of the first transverse section, and one end of the second longitudinal section is connected with the other end of the first transverse section; the second U-shaped bump includes a second transverse section, a third longitudinal section and In the fourth longitudinal section, one end of the third longitudinal section is connected to one end of the second transverse section, and one end of the fourth longitudinal section is connected to the other end of the second transverse section; the first longitudinal section A first spacer is formed between the other end of the third longitudinal section and the other end of the third longitudinal section, and a second spacer is formed between the other end of the second longitudinal section and the other end of the fourth longitudinal section.

As an improvement of the fixture for the whole machine current test of the mobile terminal of the present invention, the central area of the first horizontal section is provided with a first arc-shaped depression, and the central area of the second horizontal section is provided with a second arc-shaped depression. There are two rotatable air claws, one of which protrudes from the first arc-shaped dent, and the other rotatable air claw protrudes from the second arc-shaped dent.

As an improvement of the fixture for the whole machine current test of the mobile terminal of the present invention, the rotary air claw includes a cylinder main body, an air intake hole, a piston rod and a clamping part, and one end of the piston rod is arranged on the cylinder main body Inside, the air intake hole is arranged on the cylinder main body, and the clamping part is arranged on the free end of the piston rod.

As an improvement of the fixture for the whole machine current test of the mobile terminal of the present invention, the clamping part includes a connecting part and a bolt part, one end of the connecting part is connected to the free end of the piston rod, and the connecting part The other end of the bolt is connected to the bolt part, the head of the bolt part is arranged close to the end where the cylinder body is located, and the rod part of the bolt part is fixed in the connecting part.

As an improvement of the fixture for testing the current of the whole mobile terminal of the utility model, the electric control box is also provided with a DC plug and a power switch.

As an improvement of the fixture for testing the current of the whole mobile terminal of the utility model, the electric control box includes a front board, a rear board, a left board, a right board, a bottom board and a top board, the front board, the rear board, The left plate, the right plate, the bottom plate and the top plate jointly form an accommodating space, the left plate and the right plate are provided with through holes, and the right plate and the bottom plate pass through Hinge connection.

Compared with the prior art, the utility model adopts a double-layer needle bed structure and a rotating air claw structure, which can realize fast pick-and-place mobile terminals. Practice shows that in the prior art, pick-and-place and make the mobile terminal electrically conduct The required time is 5s-8s, and the utility model only needs 3s-5s, thereby greatly improving the test efficiency, and the setting of the double-layer needle bed will not have the risk of scratching the mobile terminal shell, thereby reducing the mobile terminal. Test scrap rate.

Description of drawings

Fig. 1 is one of the three-dimensional structure schematic diagrams of the present utility model.

Fig. 2 is the second perspective view of the utility model.

Fig. 3 is a schematic diagram of the three-dimensional structure of the rotary air gripper in the utility model.

detailed description

The utility model and its beneficial effects will be further described in detail below in conjunction with the examples, but the implementation of the utility model is not limited thereto.

As shown in Figures 1 to 3, the utility model provides a fixture for the current test of the mobile terminal, including a double-layer needle bed 1, a rotating air claw 2 and an electric control box 3, and the double-layer needle bed 1 is arranged in the electric control box 3, the rotary air claw 2 is arranged on the side of the double-layer needle bed 1, the electric control box 3 includes a solenoid valve, a gas pipe, a test interface 31 and a control switch 32, one end of the solenoid valve is connected to the rotary air claw 2 through the gas pipe, and the electromagnetic valve The other end of the valve is connected to an external air source through a gas pipe (a gas pipe joint is formed on the electric control box 3), and the test port 31 is connected to the double-layer needle bed 1 . During the test, place a mobile terminal such as a mobile phone or a PAD on the double-layer needle bed 1, and then press the mobile terminal with the rotating air claw 2, so that the test needles on the double-layer needle bed 1 are in contact with the test contacts on the mobile terminal. You can start testing. The control switch 32 (START) is used to set an on-off switch for the external 24V power supply. After pressing the control switch 32, the rotary air gripper 2 can start to work, press the mobile terminal tightly, and the solenoid valve can control the rise of the rotary air gripper 2 and down. The test interface 31 is used to connect the utility model with a test instrument.

The double-layer needle bed 1 comprises a first needle bed 11 and a second needle bed 12, the area of the second needle bed 12 is smaller than the area of the first needle bed 11, and the second needle bed 12 is located in the central area of the first needle bed 11, Both the first needle bed 11 and the second needle bed 12 include a base plate and several test needles arranged on the base plate. The setting of the double-layer needle bed 1 can not only improve the testing efficiency, but also can improve the testing accuracy. The substrate is set as a flexible member, so it has a certain degree of cushioning, so that the test needles on the double-layer needle bed 1 can be in close contact with the test contacts on the mobile terminal, and at the same time, the shell of the mobile terminal will not be scratched.

The periphery of the first needle bed 11 is provided with a first U-shaped projection 4 and a second U-shaped projection 5, the openings of the first U-shaped projection 4 and the second U-shaped projection 5 are oppositely arranged, and the first U-shaped projection 4 and the second U-shaped protrusion 5 together form a space for accommodating and fixing the mobile terminal, preventing the mobile terminal from shaking.

The first U-shaped bump 4 includes a first transverse section 41, a first longitudinal section 42 and a second longitudinal section 43, one end of the first longitudinal section 42 is connected with one end of the first transverse section 41, and one end of the second longitudinal section 43 It is connected with the other end of the first transverse section 41; the second U-shaped bump 5 includes a second transverse section 51, a third longitudinal section 52 and a fourth longitudinal section 53, and one end of the third longitudinal section 52 is connected to the second transverse section 51 One end of the fourth longitudinal section 53 is connected with the other end of the second transverse section 51; a first spacer is formed between the other end of the first longitudinal section 42 and the other end of the third longitudinal section 52, and the second A second spacer is formed between the other end of the longitudinal section 43 and the other end of the fourth longitudinal section 53 . The arrangement of the first compartment area and the second compartment area facilitates the pick-and-place of the mobile terminal.

The central area of the first transverse section 41 is provided with a first arc-shaped recess 44, and the central area of the second transverse section 51 is provided with a second arc-shaped recess 54. There are two rotary air claws 2, one of which is from the rotary air claw 2. The first arc-shaped recess 44 protrudes, and the other rotary air gripper 2 protrudes from the second arc-shaped recess 54 . The rotary air gripper 2 is located in the central area of the first horizontal section 41 and the second horizontal section 51, and can press the mobile terminal from both ends, so that the test needles on the double-layer needle bed 1 can be in close contact with the test contacts on the mobile terminal .

As shown in Figure 3, the rotary air gripper 2 includes a cylinder body 21, an air inlet 22, a piston rod 23 and a clamping portion 24, one end of the piston rod 23 is arranged in the cylinder body 21, and the air inlet 22 is arranged in the cylinder body 21 Above, the clamping portion 24 is disposed at the free end of the piston rod 23 . The piston rod 23 can move up, down and rotate with the clamping part 24 .

The clamping portion 24 includes a connecting portion 241 and a bolt portion 242. One end of the connecting portion 241 is connected to the free end of the piston rod 23, and the other end of the connecting portion 241 is connected to the bolt portion 242. The head of the bolt portion 242 is close to where the cylinder body 21 is located. One end of the bolt part 242 is fixed in the connection part 241. In actual use, the head of the bolt part 242 directly contacts the shell of the mobile terminal.

The electric control box 3 is also provided with a DC plug 33 and a power switch 34, wherein the DC plug 33 is used for external 24V power supply.

Electric control box 3 comprises front plate 35, rear plate 36, left plate 37, right plate 38, base plate 39 and top plate 310, and front plate 35, rear plate 36, left plate 37, right plate 38, base plate 39 and top plate 310 form together An accommodating space, the left plate 37 and the right plate 38 are provided with through holes 311 to facilitate the handling of the electric control box 3 , and the right plate 38 and the bottom plate 39 are connected by a hinge 312 .

When in use, place the mobile terminal screen downwards (there are test contacts on the screen) in the accommodation space formed by the first U-shaped bump 4 and the second U-shaped bump 5, then start the control switch 32, and the outside world The air source provides the air source to the electric control box 3, and the solenoid valve controls the piston rod 23, so that the piston rod 23 drives the connecting part 241 to rotate clockwise 90° with the bolt part 242, and drives the connecting part 241 to bring the bolt part 242 together Lower until the head of the bolt part 242 presses the shell of the mobile terminal tightly, so that the test pins on the double-layer needle bed 1 and the test contacts on the mobile terminal can be in close contact, so as to achieve conduction. This process only takes 3s- 5s, the test instrument connected with the utility model can test the current of the mobile terminal. After the test is completed, turn off the control switch 32, and the piston rod 23 drives the connection part 241 to rotate counterclockwise 90° with the bolt part 242, and drives the connection part 241 to rise together with the bolt part 242 until the head of the bolt part 242 moves away from the For the shell of the terminal, it is enough to take out the mobile terminal from the first compartment or the second compartment at this time.

In a word, the utility model adopts the structure of the double-layer needle bed 1 and the structure of the rotary air claw 2, which can realize fast pick-and-place mobile terminals. The time is 5s-8s, and the utility model only needs 3s-5s, thereby greatly improving the test efficiency, and the setting of the double-layer needle bed will not have the risk of scratching the mobile terminal shell, thereby reducing the test scrapping of the mobile terminal Rate.

According to the disclosure and teaching of the above specification, those skilled in the art to which the present utility model belongs can also change and modify the above embodiment. Therefore, the utility model is not limited to the specific implementation manners disclosed and described above, and some modifications and changes to the utility model should also fall within the scope of protection of the claims of the utility model. In addition, although some specific terms are used in this specification, these terms are only for convenience of description and do not constitute any limitation to the present utility model.

Claims (10)

1. the complete machine testing current fixture of mobile terminal, it is characterized in that: comprise double-deck needle-bar, rotary pneumatic pawl and electric cabinet, described double-deck needle-bar is arranged on described electric cabinet, described rotary pneumatic pawl is arranged at the side of described double-deck needle-bar, described electric cabinet comprises solenoid valve, tracheae, test interface and gauge tap, one end of described solenoid valve is connected with described rotary pneumatic pawl by described tracheae, the other end of described solenoid valve connects extraneous source of the gas by described tracheae, described test interface and described double-deck needle-bar conducting.

2. the complete machine testing current fixture of mobile terminal according to claim 1, it is characterized in that: described double-deck needle-bar comprises the first needle-bar and the second needle-bar, the area of described second needle-bar is less than the area of described first needle-bar, and described second needle-bar is positioned at the central area of described first needle-bar, described first needle-bar and described second needle-bar include substrate and are arranged at several testing needles on described substrate.

3. the complete machine testing current fixture of mobile terminal according to claim 2, is characterized in that: described substrate is set to flexible member.

4. the complete machine testing current fixture of mobile terminal according to claim 2, is characterized in that: the periphery of described first needle-bar arranges the first U-shaped projection and the second U-shaped projection, and the opening of described first U-shaped projection and described second U-shaped projection is oppositely arranged.

5. the complete machine testing current fixture of mobile terminal according to claim 4, it is characterized in that: described first U-shaped projection comprises the first crosspiece, the first vertical section and the second vertical section, one end of described first vertical section is connected with one end of described first crosspiece, and one end of the described second vertical section is connected with the other end of described first crosspiece; Described second U-shaped projection comprises the second crosspiece, the 3rd vertical section and the 4th vertical section, and one end of the described 3rd vertical section is connected with one end of described second crosspiece, and one end of the described 4th vertical section is connected with the other end of described second crosspiece; Be formed with the first spacer region between the other end of the described first vertical section and the other end of the described 3rd vertical section, between the other end of the described second vertical section and the other end of the described 4th vertical section, be formed with the second spacer region.

6. the complete machine testing current fixture of mobile terminal according to claim 5, it is characterized in that: the central area of described first crosspiece is provided with the first arc-shaped recess, the central area of described second crosspiece is provided with the second arc-shaped recess, described rotary pneumatic pawl is set to two, one of them rotary pneumatic pawl stretches out from described first arc-shaped recess, and another rotary pneumatic pawl stretches out from described second arc-shaped recess.

7. the complete machine testing current fixture of mobile terminal according to claim 1, it is characterized in that: described rotary pneumatic pawl comprises cylinder main body, air admission hole, piston rod and clamping part, one end of described piston rod is arranged in described cylinder main body, described air admission hole is arranged on described cylinder main body, and described clamping part is arranged at the free terminal of described piston rod.

8. the complete machine testing current fixture of mobile terminal according to claim 7, it is characterized in that: described clamping part comprises connecting portion and bolt part, one end of described connecting portion is connected with the free terminal of described piston rod, the other end of described connecting portion is connected with described bolt part, the head of described bolt part is arranged near the one end at described cylinder main body place, and the bar portion of described bolt part is fixed in described connecting portion.

9. the complete machine testing current fixture of mobile terminal according to claim 1, is characterized in that: described electric cabinet is also provided with DC plug and power switch.

10. the complete machine testing current fixture of mobile terminal according to claim 1, it is characterized in that: described electric cabinet comprises header board, rear plate, left plate, right panel, base plate and top board, described header board, described rear plate, described left plate, described right panel, described base plate and described top board form an accommodation space jointly, described left plate and described right panel are provided with through hole, between described right panel and described base plate, pass through gemel connection.