CN112213527A

CN112213527A - Automatic test system for semi-finished electronic product

Info

Publication number: CN112213527A
Application number: CN202011083800.6A
Authority: CN
Inventors: 梁云招
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-01-12

Abstract

The invention belongs to the technical field of testing of electronic products, in particular to an automatic testing system for semi-finished electronic products, which aims at solving the problems that the existing electronic product key is difficult to quickly clamp and position when being tested and cannot be fixed according to electronic products with different sizes when being positioned. The clamping device is simple to operate and convenient to use, can be used for rapidly and automatically clamping and positioning the electronic product to be tested, can be used for testing products with different sizes in batches, and is convenient for people to use.

Description

Automatic test system for semi-finished electronic product

Technical Field

The invention belongs to the technical field of testing of electronic products, and particularly relates to an automatic testing system for semi-finished electronic products.

Background

Electronic products are related products based on electric energy, keys are often arranged on the electronic products, and the keys on the electronic products are tested before the electronic products leave a factory.

Application No. CN204422721U discloses an automatic test button's device, is provided with the product fixing device who is used for fixed electronic product on the support, the cylinder is fixed through hanging the roof beam product fixing device's corresponding position, and press the needle setting and be in the piston bottom of cylinder and with the button position on the electronic product suits, the cylinder is controlled by the pneumatic solenoid valve and is removed.

The existing electronic product key is difficult to rapidly clamp and position when being tested, and cannot be fixed according to electronic products with different sizes when being positioned, so that the key is inconvenient for people to use, and an automatic test system for semi-finished electronic products is provided.

Disclosure of Invention

The invention aims to solve the defects that the existing electronic product key is difficult to quickly clamp and position when being tested, and cannot be fixed according to electronic products with different sizes when being positioned, so that the key is inconvenient for people to use, and provides an automatic test system for semi-finished electronic products.

In order to achieve the purpose, the invention adopts the following technical scheme:

an automatic test system for semi-finished electronic products comprises a base, wherein a supporting rod is fixedly mounted at the top of the base, a top plate is connected onto the supporting rod in a sliding manner, a first motor is fixedly mounted at the bottom of the top plate, an output shaft of the first motor is in transmission connection with the supporting rod, a test device is fixedly mounted at the bottom of the top plate, two sliding grooves which are symmetrically arranged are formed in the top of the base, the same first rotating rod is connected in the two sliding grooves in a rotating manner, a second motor is fixedly mounted at one side of the base, an output shaft of the second motor is fixedly connected with the first rotating rod, a moving seat is connected in the sliding grooves in a sliding manner, a fixed plate is fixedly mounted at the bottom of the moving seat, a push plate is fixedly mounted at the top of the fixed plate, a wedge-shaped press plate is connected at one side of the push, first pivot and two fixed plate swing joint, the top fixed mounting of base has the platform of placing, places the top of platform and sets up the shifting chute that two symmetries set up, and two shifting chute internal rotations are connected with same second pivot, and the second pivot is connected with first pivot transmission, and two shifting chute internal rotations are connected with same second bull stick, and the one end fixed mounting of second bull stick has the handle, threaded connection has the connecting seat that two symmetries set up in the second pivot, and the top fixed mounting of connecting seat has the locating plate, and sliding connection has the ejector pin on the locating plate, and the equal fixed mounting in one end that two ejector pins are close to each other has splint, the second bull stick is connected with two ejector pin transmissions.

Preferably, the fixed plate is provided with a movable hole, the movable hole is movably connected with the corresponding first rotating shaft, the first rotating shaft is provided with two symmetrically-arranged thread grooves, the inner wall of the movable hole is fixedly provided with a positioning block, the positioning block is slidably connected with the corresponding thread groove, and the first rotating shaft can drive the two fixed plates to be close to each other through the sliding connection of the thread grooves and the positioning block.

Preferably, the dashpot has all been seted up to one side that two push pedals are close to each other, fixed mounting has the slide bar on the inner wall of dashpot, sliding connection has the connecting block on the slide bar, the top fixed mounting of connecting block has supporting spring, supporting spring's top and the top inner wall fixed connection of dashpot, and connecting block and the wedge clamp plate fixed connection that corresponds, supporting spring can support and press the wedge clamp plate through the connecting block to it is fixed to press the electronic product.

Preferably, a rotating groove is formed in the inner wall of one side of the sliding groove, an outer ring of the bearing is fixedly mounted on the inner wall of the rotating groove, the inner ring of the bearing is fixedly connected with the first rotating rod, and the bearing can stabilize the rotating state of the first rotating rod.

Preferably, place the bench and seted up and rotate the chamber, fixed cover is equipped with the worm in the first pivot, and fixed cover is equipped with the worm wheel in the second pivot, and worm wheel intermeshing, worm and worm wheel all are located and rotate the intracavity, and the first pivot of pivoted can drive the second pivot through the intermeshing of worm and worm wheel and rotate.

Preferably, the sliding sleeve is equipped with first belt pulley on the second bull stick, and first belt pulley rotates with the connecting seat to be connected, and the outside threaded sleeve of ejector pin is equipped with the second belt pulley, and the second belt pulley rotates with the locating plate to be connected, and the same belt of transmission connection on first belt pulley and the second belt pulley that corresponds, and pivoted second bull stick can drive the second belt pulley through the transmission connection of first belt pulley, second belt pulley and belt and rotate, and then drives the ejector pin through the threaded connection of ejector pin and second belt pulley and remove.

Preferably, an annular sliding groove is formed in one side of the positioning plate, two connecting blocks which are symmetrically arranged are connected in the annular sliding groove in a sliding mode, the two connecting blocks are fixedly connected with the corresponding second belt pulleys, and the rotating state of the second belt pulleys can be stabilized through the annular sliding groove and the sliding connection of the two connecting blocks.

Preferably, the locating slot has all been seted up on the both sides inner wall of annular spout, and sliding connection has the locating pin in the locating slot, locating pin and the connecting block fixed connection that corresponds, and the sliding connection of locating slot and locating pin can fix a position the second belt pulley through the connecting block.

Preferably, a first gear is fixedly mounted on an output shaft of the first motor, a second gear is sleeved on the support rod in a threaded manner, the second gear is rotatably connected with the top plate and is meshed with the first gear, the output shaft of the first motor can drive the second gear to rotate through the mutual meshing of the first gear and the second gear, and then the top plate is driven to move through the threaded connection of the second gear and the support rod.

Preferably, set up the spacing groove that two symmetries set up on the bracing piece, the inboard fixed mounting of roof has the stopper that two symmetries set up, stopper and the spacing groove sliding connection who corresponds, and the sliding connection of spacing groove and stopper can carry on spacingly to the roof.

Compared with the prior art, the invention has the advantages that:

(1) this scheme is owing to set up the setting of supporting spring and dashpot, and mutually supporting of two wedge clamp plates for two push pedals are when carrying out the centre gripping to electronic product, and press fixedly through the wedge clamp plate.

(2) Because the sliding connection of thread groove and locating piece, and the intermeshing of worm and worm wheel for the fixed plate that removes can drive first pivot and rotate, and drive the second pivot and rotate simultaneously, and drive splint through connecting seat and locating plate and carry out the centre gripping location to electronic product both sides in addition.

(3) Because the transmission of first belt pulley, second belt pulley and belt is connected for the pivoted second bull stick can drive the second belt pulley and rotate, and then drives the ejector pin through the threaded connection of second belt pulley and ejector pin and remove.

The clamping device is simple to operate and convenient to use, can be used for rapidly and automatically clamping and positioning the electronic product to be tested, can be used for testing products with different sizes in batches, and is convenient for people to use.

Drawings

FIG. 1 is a schematic diagram of an automatic test system for semi-finished electronic products according to the present invention;

FIG. 2 is a schematic side view of an automatic test system for semi-finished electronic products according to the present invention;

FIG. 3 is a schematic cross-sectional view of a top plate of an automatic testing system for semi-manufactured electronic products according to the present invention;

FIG. 4 is a schematic diagram of a portion A of an automatic test system for semi-finished electronic products according to the present invention;

fig. 5 is a schematic structural diagram of part B of an automatic test system for semi-finished electronic products according to the present invention.

In the figure: 1. a base; 2. a support bar; 3. a top plate; 4. a first motor; 5. a first gear; 6. a second gear; 7. a sliding groove; 8. a second motor; 9. a first rotating lever; 10. a movable seat; 11. a fixing plate; 12. pushing the plate; 13. a buffer tank; 14. a slide bar; 15. connecting blocks; 16. a support spring; 17. a wedge-shaped pressing plate; 18. a first rotating shaft; 19. a movable hole; 20. a thread groove; 21. positioning blocks; 22. a placing table; 23. a moving groove; 24. a second rotating shaft; 25. a worm; 26. a worm gear; 27. a connecting seat; 28. positioning a plate; 29. a top rod; 30. a second rotating rod; 31. a first pulley; 32. a second pulley; 33. a belt; 34. an annular chute; 35. a connecting rod; 36. a splint; 37. a handle; 38. a rotation chamber; 39. a rotating groove; 40. and a bearing.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-5, an automatic test system for semi-finished electronic products comprises a base 1, a support rod 2 is fixedly installed at the top of the base 1, a top plate 3 is connected on the support rod 2 in a sliding manner, a first motor 4 is fixedly installed at the bottom of the top plate 3, an output shaft of the first motor 4 is in transmission connection with the support rod 2, a test device is fixedly installed at the bottom of the top plate 3, two sliding grooves 7 which are symmetrically arranged are formed in the top of the base 1, the same first rotating rod 9 is rotatably connected in the two sliding grooves 7, a second motor 8 is fixedly installed at one side of the base 1, an output shaft of the second motor 8 is fixedly connected with the first rotating rod 9, a movable seat 10 is slidably connected in the sliding grooves 7, a fixed plate 11 is fixedly installed at the bottom of the movable seat 10, a push plate 12 is fixedly installed at the top, base 1's top fixed mounting has two fixing bases, it is connected with same first pivot 18 to rotate on two fixing bases, first pivot 18 and two fixed plate 11 swing joint, base 1's top fixed mounting has places platform 22, place the moving groove 23 that two symmetries set up at platform 22's top, two moving groove 23 internal rotations are connected with same second pivot 24, second pivot 24 is connected with first pivot 18 transmission, two moving groove 23 internal rotations are connected with same second bull stick 30, the one end fixed mounting of second bull stick 30 has handle 37, threaded connection has the connecting seat 27 that two symmetries set up on second pivot 24, the top fixed mounting of connecting seat 27 has locating plate 28, sliding connection has ejector pin 29 on locating plate 28, the equal fixed mounting in one end that two ejector pins 29 are close to each other has splint 36, second bull stick 30 is connected with two ejector pin 29 transmissions.

In this embodiment, the fixing plate 11 is provided with a movable hole 19, the movable hole 19 is movably connected with the corresponding first rotating shaft 18, the first rotating shaft 18 is provided with two symmetrically arranged thread grooves 20, the inner wall of the movable hole 19 is fixedly provided with a positioning block 21, and the positioning block 21 is slidably connected with the corresponding thread groove 20.

In this embodiment, buffer slot 13 has all been seted up to one side that two push pedal 12 are close to each other, and fixed mounting has slide bar 14 on the inner wall of buffer slot 13, and sliding connection has connecting block 15 on slide bar 14, and connecting block 15's top fixed mounting has supporting spring 16, supporting spring 16's top and buffer slot 13's top inner wall fixed connection, and connecting block 15 and the wedge clamp plate 17 fixed connection who corresponds.

In this embodiment, a rotating groove 39 is formed in an inner wall of one side of the sliding groove 7, an outer ring of a bearing 40 is fixedly mounted on the inner wall of the rotating groove 39, and an inner ring of the bearing 40 is fixedly connected with the first rotating rod 9.

In this embodiment, the placing table 22 is provided with a rotating cavity 38, the first rotating shaft 18 is fixedly sleeved with a worm 25, the second rotating shaft 24 is fixedly sleeved with a worm wheel 26, the worm 25 is meshed with the worm wheel 26, and both the worm 25 and the worm wheel 26 are located in the rotating cavity 38.

In this embodiment, the sliding sleeve is equipped with the first belt pulley 31 on the second rotating rod 30, the first belt pulley 31 is rotationally connected with the connecting seat 27, the outside threaded sleeve of the push rod 29 is equipped with the second belt pulley 32, the second belt pulley 32 is rotationally connected with the positioning plate 28, and the first belt pulley 31 is rotationally connected with the same belt 33 corresponding to the second belt pulley 32.

In this embodiment, an annular sliding groove 34 is formed in one side of the positioning plate 28, two symmetrically arranged connecting rods 35 are slidably connected in the annular sliding groove 34, and the two connecting rods 35 are fixedly connected with the corresponding second belt pulleys 32.

In this embodiment, the locating slot has all been seted up on the both sides inner wall of annular spout 34, and sliding connection has the locating pin in the locating slot, locating pin and the connecting rod 35 fixed connection that corresponds.

In this embodiment, a first gear 5 is fixedly installed on an output shaft of the first motor 4, a second gear 6 is sleeved on the support rod 2 in a threaded manner, the second gear 6 is rotatably connected with the top plate 3, and the second gear 6 is meshed with the first gear 5.

In this embodiment, set up the spacing groove that two symmetries set up on the bracing piece 2, the inboard fixed mounting of roof 3 has the stopper that two symmetries set up, stopper and corresponding spacing groove sliding connection.

Example two

Referring to fig. 1-5, an automatic test system for semi-finished electronic products comprises a base 1, a support rod 2 welded on the top of the base 1, a top plate 3 connected on the support rod 2 in a sliding manner, a first motor 4 fixed on the bottom of the top plate 3 through bolts, an output shaft of the first motor 4 connected with the support rod 2 in a transmission manner, a test device arranged on the bottom of the top plate 3, two sliding grooves 7 arranged symmetrically on the top of the base 1, a same first rotating rod 9 connected in the two sliding grooves 7 in a rotating manner, a second motor 8 fixed on one side of the base 1 through bolts, an output shaft of the second motor 8 connected with the first rotating rod 9 in a fixed manner, a movable base 10 connected in the sliding grooves 7 in a sliding manner, a fixed plate 11 welded on the bottom of the movable base 10, a push plate 12 welded on the top of the fixed plate 11, a wedge-shaped press plate 17 connected, rotate on two fixing bases and be connected with same first pivot 18, first pivot 18 and two fixed plate 11 swing joint, the top welding of base 1 has places platform 22, the shifting chute 23 that two symmetries set up is seted up at the top of placing platform 22, two shifting chute 23 internal rotations are connected with same second pivot 24, second pivot 24 is connected with first pivot 18 transmission, two shifting chute 23 internal rotations are connected with same second bull stick 30, the one end welding of second bull stick 30 has handle 37, threaded connection has the connecting seat 27 that two symmetries set up on the second pivot 24, the top welding of connecting seat 27 has locating plate 28, sliding connection has ejector pin 29 on locating plate 28, splint 36 has all been welded to the one end that two ejector pins 29 are close to each other, second bull stick 30 is connected with two ejector pin 29 transmissions.

In this embodiment, the fixing plate 11 is provided with a movable hole 19, the movable hole 19 is movably connected with the corresponding first rotating shaft 18, the first rotating shaft 18 is provided with two symmetrically arranged thread grooves 20, the inner wall of the movable hole 19 is welded with a positioning block 21, the positioning block 21 is slidably connected with the corresponding thread groove 20, and the rotating first rotating shaft 18 can drive the two fixing plates 11 to approach each other through the sliding connection between the thread grooves 20 and the positioning block 21.

In this embodiment, buffer slot 13 has all been seted up to one side that two push pedal 12 are close to each other, the welding has slide bar 14 on the inner wall of buffer slot 13, sliding connection has connecting block 15 on slide bar 14, supporting spring 16 has been welded at the top of connecting block 15, supporting spring 16's top and buffer slot 13's top inner wall fixed connection, and connecting block 15 and the wedge clamp plate 17 fixed connection who corresponds, supporting spring 16 can support and press wedge clamp plate 17 through connecting block 15, thereby press fixedly to the electronic product.

In this embodiment, a rotating groove 39 is formed in an inner wall of one side of the sliding groove 7, an outer ring of a bearing 40 is welded to the inner wall of the rotating groove 39, the inner ring of the bearing 40 is fixedly connected with the first rotating rod 9, and the bearing 40 can stabilize the rotating state of the first rotating rod 9.

In this embodiment, a rotating cavity 38 is formed in the placing table 22, a worm 25 is fixedly sleeved on the first rotating shaft 18, a worm wheel 26 is fixedly sleeved on the second rotating shaft 24, the worm 25 is meshed with the worm wheel 26, the worm 25 and the worm wheel 26 are both located in the rotating cavity 38, and the rotating first rotating shaft 18 can drive the second rotating shaft 24 to rotate through the mutual meshing of the worm 25 and the worm wheel 26.

In this embodiment, sliding sleeve is equipped with first belt pulley 31 on second bull stick 30, first belt pulley 31 rotates with connecting seat 27 and is connected, the outside threaded sleeve of ejector pin 29 is equipped with second belt pulley 32, second belt pulley 32 rotates with locating plate 28 and is connected, and first belt pulley 31 and the same belt 33 of transmission connection on the second belt pulley 32 that corresponds, pivoted second bull stick 30 can be through first belt pulley 31, the transmission of second belt pulley 32 and belt 33 is connected and is driven second belt pulley 32 and rotate, and then the threaded connection through ejector pin 29 and second belt pulley 32 drives ejector pin 29 and removes.

In this embodiment, annular chute 34 has been seted up to one side of locating plate 28, and sliding connection has two connecting rods 35 that the symmetry set up in annular chute 34, and two connecting rods 35 and the second belt pulley 32 fixed connection that corresponds, the rotating state of second belt pulley 32 can be stabilized to annular chute 34 and the sliding connection of two connecting rods 35.

In this embodiment, the constant head tank has all been seted up on the both sides inner wall of annular spout 34, and sliding connection has the locating pin in the constant head tank, locating pin and the connecting rod 35 fixed connection who corresponds, and the sliding connection of constant head tank and locating pin can fix a position second belt pulley 32 through connecting rod 35.

In this embodiment, the welding has first gear 5 on the output shaft of first motor 4, and threaded sleeve is equipped with second gear 6 on bracing piece 2, and second gear 6 rotates with roof 3 to be connected, and second gear 6 and first gear 5 intermeshing, and the output shaft of first motor 4 can drive second gear 6 through the intermeshing of first gear 5 with second gear 6 and rotate, and then drives roof 3 through the threaded connection of second gear 6 with bracing piece 2 and remove.

In this embodiment, set up the spacing groove that two symmetries set up on the bracing piece 2, the inboard welding of roof 3 has the stopper that two symmetries set up, stopper and the spacing groove sliding connection who corresponds, and the sliding connection of spacing groove and stopper can carry on spacingly to roof 3.

In this embodiment, in operation, an electronic product is placed on the placing table 22, then the switch of the second motor 8 is started, the output shaft of the second motor 8 drives the first rotating rod 9 to rotate, the first rotating rod 9 drives the two moving seats 10 to approach each other through the threaded connection with the moving seats 10, the moving seats 10 drive the fixed plate 11 to move, the fixed plate 11 drives the pushing plate 12 to move, the pushing plate 12 drives the wedge-shaped pressing plate 17 to press and position the electronic product under the action of the supporting spring 16, meanwhile, the two pushing plates 12 can clamp the electronic product, the moving fixed plate 11 drives the first rotating shaft 18 to rotate through the sliding connection between the threaded groove 20 and the positioning block 21, the first rotating shaft 18 drives the second rotating shaft 24 to rotate through the mutual engagement between the worm 25 and the worm wheel 26, the second rotating shaft 24 drives the connecting seat 27 to move through the threaded connection with the connecting seat 27, the connecting seat 27 drives the positioning plate 28 to move, the positioning plate 28 drives the ejector rods 29 to move, the two ejector rods 29 which are close to each other drive the clamping plate 36 to clamp and position the electronic product in the other direction, when the electronic products with different sizes need to be clamped and positioned, the handle 37 is rotated, the handle 37 drives the second rotating rod 30 to rotate, the second rotating rod 30 drives the second belt pulley 32 to rotate through the transmission connection of the first belt pulley 31, the second belt pulley 32 and the belt 33, the second belt pulley 32 drives the ejector rods 29 to move through the threaded connection with the ejector rods 29, and then the positions of the ejector rods 29 on the positioning plate 28 can be adjusted, so that the electronic products with different sizes can be clamped and positioned conveniently, meanwhile, the switch of the first motor 4 is started, the output shaft of the first motor 4 drives the first gear 5 to rotate, the first gear 5 drives the second gear 6 to rotate, the second gear 6 drives the top plate 3 to move through the threaded connection with the support rod 2, so that the test is performed through the test device. All structures in this application can carry out the selection of material and length according to actual use condition, and the attached drawing is schematic structure chart, and specific actual dimensions can make appropriate adjustment.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention in the technical scope of the present invention.

Claims

1. An automatic test system for semi-finished electronic products comprises a base (1) and is characterized in that a supporting rod (2) is fixedly mounted at the top of the base (1), a top plate (3) is connected to the supporting rod (2) in a sliding mode, a first motor (4) is fixedly mounted at the bottom of the top plate (3), an output shaft of the first motor (4) is in transmission connection with the supporting rod (2), a test device is fixedly mounted at the bottom of the top plate (3), two sliding grooves (7) which are symmetrically arranged are formed in the top of the base (1), the same first rotating rod (9) is connected to the two sliding grooves (7) in a rotating mode, a second motor (8) is fixedly mounted on one side of the base (1), an output shaft of the second motor (8) is fixedly connected with the first rotating rod (9), and a moving seat (10) is connected to the sliding grooves (7) in a sliding mode, the bottom of the movable seat (10) is fixedly provided with a fixed plate (11), the top of the fixed plate (11) is fixedly provided with a push plate (12), one side of the push plate (12) is connected with a wedge-shaped pressing plate (17) in a sliding manner, the top of the base (1) is fixedly provided with two fixed seats, the two fixed seats are connected with the same first rotating shaft (18) in a rotating manner, the first rotating shaft (18) is movably connected with the two fixed plates (11), the top of the base (1) is fixedly provided with a placing table (22), the top of the placing table (22) is provided with two symmetrically arranged movable grooves (23), the two movable grooves (23) are connected with the same second rotating shaft (24) in a rotating manner, the second rotating shaft (24) is connected with the first rotating shaft (18) in a transmission manner, the two movable grooves (23) are connected with the same second rotating rod (30) in a, threaded connection has connecting seat (27) that two symmetries set up on second pivot (24), and the top fixed mounting of connecting seat (27) has locating plate (28), and sliding connection has ejector pin (29) on locating plate (28), and the equal fixed mounting in one end that two ejector pins (29) are close to each other has splint (36), second bull stick (30) are connected with two ejector pin (29) transmissions.

2. The automatic testing system for the semi-finished electronic product according to claim 1, wherein the fixing plate (11) is provided with a movable hole (19), the movable hole (19) is movably connected with the corresponding first rotating shaft (18), the first rotating shaft (18) is provided with two symmetrically arranged thread grooves (20), the inner wall of the movable hole (19) is fixedly provided with a positioning block (21), and the positioning block (21) is slidably connected with the corresponding thread groove (20).

3. The automatic test system for semi-finished electronic products according to claim 1, wherein the two push plates (12) are provided with a buffer slot (13) on one side close to each other, a slide rod (14) is fixedly mounted on the inner wall of the buffer slot (13), a connecting block (15) is slidably connected onto the slide rod (14), a supporting spring (16) is fixedly mounted on the top of the connecting block (15), the top end of the supporting spring (16) is fixedly connected with the inner wall of the top of the buffer slot (13), and the connecting block (15) is fixedly connected with the corresponding wedge-shaped pressing plate (17).

4. The automatic test system for the semi-finished electronic product according to claim 1, wherein a rotating groove (39) is formed in an inner wall of one side of the sliding groove (7), an outer ring of a bearing (40) is fixedly mounted on the inner wall of the rotating groove (39), and an inner ring of the bearing (40) is fixedly connected with the first rotating rod (9).

5. The automatic testing system for semi-finished electronic products of claim 1, wherein the placing table (22) is provided with a rotating cavity (38), the first rotating shaft (18) is fixedly sleeved with a worm (25), the second rotating shaft (24) is fixedly sleeved with a worm wheel (26), the worm (25) and the worm wheel (26) are engaged with each other, and the worm (25) and the worm wheel (26) are both located in the rotating cavity (38).

6. The automatic test system for the semi-finished electronic products according to claim 1, wherein a first belt pulley (31) is slidably sleeved on the second rotating rod (30), the first belt pulley (31) is rotatably connected with the connecting seat (27), a second belt pulley (32) is threadedly sleeved on the outer side of the ejector rod (29), the second belt pulley (32) is rotatably connected with the positioning plate (28), and the first belt pulley (31) and the corresponding second belt pulley (32) are rotatably connected with the same belt (33).

7. The automatic testing system for the semi-finished electronic products according to claim 1, wherein one side of the positioning plate (28) is provided with an annular sliding groove (34), two symmetrically arranged connecting rods (35) are slidably connected in the annular sliding groove (34), and the two connecting rods (35) are fixedly connected with the corresponding second pulleys (32).

8. The automatic testing system for semi-manufactured electronic products according to claim 1, wherein the inner walls of the two sides of the annular chute (34) are respectively provided with a positioning groove, a positioning pin is slidably connected in the positioning groove, and the positioning pin is fixedly connected with the corresponding connecting rod (35).

9. The automatic testing system for the semi-finished electronic products according to claim 1, wherein a first gear (5) is fixedly installed on an output shaft of the first motor (4), a second gear (6) is sleeved on the support rod (2) in a threaded manner, the second gear (6) is rotatably connected with the top plate (3), and the second gear (6) is meshed with the first gear (5).

10. The automatic test system for the semi-finished electronic products according to claim 1, wherein the support rod (2) is provided with two symmetrically arranged limiting grooves, the inner side of the top plate (3) is fixedly provided with two symmetrically arranged limiting blocks, and the limiting blocks are slidably connected with the corresponding limiting grooves.