CN210427737U

CN210427737U - Mobile phone motherboard test fixture

Info

Publication number: CN210427737U
Application number: CN201921241122.4U
Authority: CN
Inventors: 徐春彬; 吴庆; 吕标兴
Original assignee: Wuhan Shenhua Four Dimensional Technology Co Ltd
Current assignee: Wuhan Shenhua Four Dimensional Technology Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-04-28
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a mobile phone motherboard test fixture, which comprises a workbench, a base station is arranged below the workbench, a motor is arranged inside the base station, the output end of the motor is provided with a lead screw, the periphery of the lead screw is provided with a sliding block, brackets are arranged on two side walls of the sliding block, one side of the bracket away from the lead screw is provided with a connecting rod, a lifting platform is arranged above the connecting rod, a base plate is arranged above the base station, a notch is arranged at the position of the base plate corresponding to the lifting platform, and two ends of the base plate are provided with chutes; the utility model discloses fix the location axle replacement on the base plate for can be on the base plate gliding location axle on original mobile phone motherboard test fixture, change the distance between the location axle through removing the location axle and adapt to not unidimensional mobile phone motherboard, avoid need to replace not unidimensional base plate when needing to test not unidimensional mobile phone motherboard.

Description

Mobile phone motherboard test fixture

Technical Field

The utility model belongs to the technical field of test fixture, concretely relates to mobile phone motherboard test fixture.

Background

The mobile phone mainboard is the main circuit board in the mobile phone, and the mobile phone mainboard mainly has three major parts: 1. baseband part, baseband chip and power management chip: and 2, a radio frequency processor and a radio frequency power amplifier of the radio frequency part, which are responsible for encoding: the mobile phone is responsible for transmitting and receiving signals, and 3, other parts of a CPU, a memory, various controllers (a touch screen, Bluetooth, WIFI, a sensor and the like), interfaces of a plurality of microphones, receivers, loudspeakers, cameras, display screens and the like, which are welded on a circuit board, wherein the whole board is called a mobile phone mainboard.

The prior art has the following problems: 1. in the existing mobile phone mainboard test fixture, a base plate and a positioning shaft are integrated into a whole, the positioning shaft is used for fixing a mobile phone mainboard, and when mobile phone mainboards with different sizes need to be tested, the base plates with different sizes need to be replaced; 2. the existing mobile phone mainboard test fixture is provided with a notch on the base plate, and after the mobile phone mainboard test is completed, the mobile phone mainboard needs to be manually taken down from the base plate through the notch, so that human resources need to be consumed.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a mobile phone motherboard test fixture has characteristics adjustable, convenient operation.

In order to achieve the above object, the utility model provides a following technical scheme: a mobile phone mainboard test fixture comprises a workbench, wherein a base station is arranged below the workbench, a motor is arranged inside the base station, a lead screw is arranged at the output end of the motor, a sliding block is arranged on the periphery of the lead screw, brackets are arranged on two side walls of the sliding block, a connecting rod is arranged on one side of each bracket away from the lead screw, a lifting platform is arranged above the connecting rod, a base plate is arranged above the base station, a notch is arranged at the position of the base plate corresponding to the lifting platform, sliding grooves are arranged at two ends of the base plate, elastic columns are arranged on the side walls of the sliding grooves, springs are arranged on the peripheries of the elastic columns, sliding blocks are arranged on the sliding grooves, positioning shafts are arranged above the sliding blocks, a pressing plate is arranged above the positioning shafts, a pushing plate is arranged above the pressing plate, and extending arms are arranged above the, and a cylinder is arranged in the extension arm.

Preferably, a groove is formed in the base station at a position corresponding to the motor.

Preferably, a through hole is formed in the position, corresponding to the screw rod, of the substrate.

Preferably, two ends of the elastic column are respectively fixed on the sliding groove and the sliding block in a welding mode.

Preferably, the screw rod is connected with the output end of the motor through threads.

Preferably, the position of the extending arm corresponding to the output end of the cylinder is provided with a jack.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses fix the location axle replacement on the base plate for can be on the base plate gliding location axle on original mobile phone motherboard test fixture, change the distance between the location axle through removing the location axle and adapt to not unidimensional mobile phone motherboard, avoid need to replace not unidimensional base plate when needing to test not unidimensional mobile phone motherboard.

2. The utility model discloses set up lift platform in original mobile phone motherboard test fixture breach, drive the lead screw by the motor and rotate, the lead screw rotates and drives the sliding block and rise to it rises to drive lift platform, with mobile phone motherboard from the base plate, avoids needing the manual work to take out mobile phone motherboard through the breach.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is an enlarged view of fig. 2A according to the present invention.

In the figure: 1. a reach arm; 2. a notch; 3. a base station; 4. a work table; 5. a substrate; 6. positioning the shaft; 7. pressing a plate; 8. pushing the plate; 9. a cylinder; 10. a spring; 11. an elastic column; 12. a motor; 13. a chute; 14. a support; 15. a slider; 16. a screw rod; 17. a connecting rod; 18. a lifting platform; 19. a slide block.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a mobile phone mainboard test fixture comprises a workbench 4, a base station 3 is arranged below the workbench 4, a motor 12 is arranged inside the base station 3, a lead screw 16 is arranged at the output end of the motor 12, a sliding block 15 is arranged on the periphery of the lead screw 16, brackets 14 are arranged on two side walls of the sliding block 15, a connecting rod 17 is arranged on one side of each bracket 14 far away from the lead screw 16, a lifting platform 18 is arranged above each connecting rod 17, a base plate 5 is arranged above the base station 3, notches 2 are arranged at positions of the base plate 5 corresponding to the lifting platform 18, sliding grooves 13 are arranged at two ends of the base plate 5, elastic columns 11 are arranged on the side walls of the sliding grooves 13, springs 10 are arranged on the periphery of the elastic columns 11, sliding blocks 19 are arranged on the sliding grooves 13, a positioning shaft 6 is arranged above the sliding blocks 19, a pressing plate 7 is arranged above the positioning shaft 6, a pushing plate 8, the inside of the reach arm 1 is provided with a cylinder 9.

In order to provide the motor 12 inside the base 3, in the present embodiment, it is preferable that a groove is provided at a position of the base 3 corresponding to the motor 12.

In order to make the screw rod 16 enter the notch 2 on the substrate 5 through the through hole, in the present embodiment, it is preferable that the substrate 5 is provided with a through hole at a position corresponding to the screw rod 16.

In order to fix the elastic column 11 to the sliding chute 13 and the sliding block 19, in this embodiment, preferably, both ends of the elastic column 11 are fixed to the sliding chute 13 and the sliding block 19 respectively by welding.

In order to detachably connect the lead screw 16 to the output shaft of the motor 12, in the present embodiment, the lead screw 16 is preferably connected to the output end of the motor 12 by a screw thread.

In order to fixedly connect the output end of the air cylinder 9 with the push plate 8, in this embodiment, it is preferable that a jack is disposed at a position of the extension arm 1 corresponding to the output end of the air cylinder 9.

The utility model discloses well motor 12 is for the widely known technique that applies to daily life that has disclosed, and its theory of operation is: the magnetic field acts on the current stress to rotate the motor, and the model of the motor is YYYQ-300.

The utility model discloses well cylinder 9 is for the widely known technique that applies to daily life that has disclosed, and its theory of operation is: the pneumatic transmission type converts the pressure of compressed air into mechanical energy, and the driving mechanism drives the actuating element to do linear reciprocating motion, swinging motion and rotating motion, wherein the type of the actuating element is MXQ 8L-30.

The utility model discloses a theory of operation and use flow: the mobile phone mainboard is fixed on the base plate 5 through the positioning shaft 6, the cylinder 9 is started, the cylinder 9 runs to drive the push plate 8 to move downwards, thereby driving the press plate 7 to move downwards to clamp the mobile phone mainboard together with the base plate 5, testing the mobile phone mainboard, after the testing is finished, starting the motor 12, rotating the motor 12 to drive the screw rod 16 to rotate, thereby moving the slide block 15 upwards and consequently the bracket 14 upwards, and consequently the connecting rod 17 upwards, thereby drive lift platform 18 upward movement, upwards take the mobile phone motherboard from base plate 5, when the mobile phone motherboard of different sizes of needs test, slip slider 19, slider 19 drives location axle 6 and removes, and spring 10 receives the extrusion, drives the shrink of elasticity post 11, and the distance between the location axle 6 changes, when adjusting to suitable position department, places the mobile phone motherboard again between location axle 6, again tests the mobile phone motherboard.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mobile phone motherboard test fixture, includes workstation (4), its characterized in that: the lower side of the workbench (4) is provided with a base platform (3), the interior of the base platform (3) is provided with a motor (12), the output end of the motor (12) is provided with a screw rod (16), the periphery of the screw rod (16) is provided with a sliding block (15), two side walls of the sliding block (15) are respectively provided with a support (14), one side of the support (14) far away from the screw rod (16) is provided with a connecting rod (17), a lifting platform (18) is arranged above the connecting rod (17), a base plate (5) is arranged above the base platform (3), a notch (2) is arranged at the position of the base plate (5) corresponding to the lifting platform (18), two ends of the base plate (5) are respectively provided with a sliding groove (13), the side wall of the sliding groove (13) is provided with an elastic column (11), the periphery of the elastic column (11), be provided with slider (19) on spout (13), the top of slider (19) is provided with location axle (6), the top of location axle (6) is provided with clamp plate (7), the top of clamp plate (7) is provided with push pedal (8), the top of push pedal (8) is provided with and stretches out arm (1), the inside of stretching out arm (1) is provided with cylinder (9).

2. The mobile phone motherboard test fixture of claim 1, wherein: and a groove is formed in the position, corresponding to the motor (12), of the base platform (3).

3. The mobile phone motherboard test fixture of claim 1, wherein: and a through hole is formed in the position, corresponding to the screw rod (16), of the substrate (5).

4. The mobile phone motherboard test fixture of claim 1, wherein: two ends of the elastic column (11) are respectively fixed on the sliding groove (13) and the sliding block (19) in a welding mode.

5. The mobile phone motherboard test fixture of claim 1, wherein: the screw rod (16) is connected with the output end of the motor (12) through threads.

6. The mobile phone motherboard test fixture of claim 1, wherein: the position of the extending arm (1) corresponding to the output end of the air cylinder (9) is provided with a jack.