CN213423388U

CN213423388U - Automatic testing arrangement of PCBA first workpiece

Info

Publication number: CN213423388U
Application number: CN202020666631.8U
Authority: CN
Inventors: 邬志龙
Original assignee: Shenzhen Baihui Surface Mount Technology Co ltd
Current assignee: Shenzhen Baihui Surface Mount Technology Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-06-11
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses an automatic testing arrangement of PCBA first piece, the power distribution box comprises a box body, the top of box is run through and is provided with test platform, test platform's surface and box sliding connection, test platform's bottom is provided with elevating system, the inner chamber of box is provided with actuating mechanism. The utility model discloses a fixture carries out the centre gripping to PCBA, rethread elevating system and actuating mechanism make test platform rise, will be delivered to the below of test box by the PCBA of centre gripping and test, can reach the purpose of automatic test, PCBA has been solved when the test, need the manual work to build test circuit, and judge the test result through a series of detecting instrument, though this method can reach the purpose of test, but degree of automation is low, bring inconvenient problem for the user, this PCBA first piece automatic testing arrangement, the input of manpower can have been saved to a certain extent, PCBA's efficiency of software testing is improved.

Description

Automatic testing arrangement of PCBA first workpiece

Technical Field

The utility model relates to a PCBA tests technical field, specifically is PCBA first piece automatic testing arrangement.

Background

PCBA refers to the whole process that the PCB is empty and is subjected to SMT loading and then DIP plug-in components, is called PCBA for short, and is one of the key components of electrical equipment, and the test of PCBA during design and before handover use is an essential link.

When the PCBA is tested, a test circuit needs to be manually set up, and a test result is judged through a series of detection instruments.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic testing arrangement of PCBA first piece has automatic test's advantage, has solved PCBA when the test, needs the manual work to build test circuit to judge the test result through a series of detecting instrument, though this method can reach the purpose of test, but degree of automation is low, brings inconvenient problem for the user.

In order to achieve the above object, the utility model provides a following technical scheme: automatic testing arrangement of first piece of PCBA, the power distribution box comprises a box body, the top of box is run through and is provided with test platform, test platform's surface and box sliding connection, test platform's bottom is provided with elevating system, the inner chamber of box is provided with actuating mechanism, test platform's top is provided with fixture, L shape frame is installed on the right side of box rear side, the test box is installed at the top of L shape frame inner chamber.

Preferably, elevating system is including being fixed in the base plate of test platform bottom, the both sides of base plate bottom all are connected with two movable support arms through the pivot rotation, are located to rotate between two movable support arms of homonymy and are connected with the long axostylus axostyle, the front end and the rear end of long axostylus axostyle all run through to the outside and the fixedly connected with gyro wheel of movable support arm.

Preferably, the front side and the rear side of the bottom of the inner cavity of the box body are both provided with sliding grooves matched with the rollers.

Preferably, the driving mechanism comprises a supporting plate fixed in an inner cavity of the box body, the supporting plate is located right below the base plate, a motor is installed at the top of the supporting plate, an output shaft of the motor penetrates through the bottom of the supporting plate and is fixedly connected with a screw rod, the bottom of the screw rod is rotatably connected with the box body, a threaded sleeve is in threaded connection with the surface of the screw rod, pulling arms are rotatably connected to two sides of the threaded sleeve through rotating shafts, a rotating sleeve is rotatably connected to the surface of the long shaft rod, and one side of the rotating sleeve is fixedly connected with the pulling arms.

Preferably, the clamping mechanism comprises a fixed L-shaped clamping plate fixed on the right side of the top of the test platform, the left side of the top of the test platform is movably connected with a movable L-shaped clamping plate matched with the fixed L-shaped clamping plate, an air cylinder is installed on the front side of the top of the left side of the test platform, and an output end of the air cylinder is fixedly connected with a push block fixedly connected with the movable L-shaped clamping plate.

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

1. the utility model discloses a fixture carries out the centre gripping to PCBA, rethread elevating system and actuating mechanism make test platform rise, will be sent to the below of test box by the PCBA of centre gripping and test, after the test, test platform descends, the cancellation is fixed to PCBA, the PCBA that the test was accomplished can be taken away to the user, can reach the purpose of automatic test, PCBA has been solved when the test, need the manual work to build test circuit, and judge the test result through a series of detecting instrument, though this method can reach the purpose of test, but degree of automation is low, bring inconvenient problem for the user, this PCBA first piece automatic testing arrangement, can save the input of manpower to a certain extent, PCBA's efficiency of software testing is improved.

2. The utility model discloses an elevating system and actuating mechanism's cooperation is used, can realize test platform's lift, and then realizes sending PCBA to the test box under testing, has made things convenient for the user to use.

3. The utility model discloses a fixture's setting can realize the centre gripping to PCBA, has guaranteed the stability that PCBA examined time measuring.

4. The utility model discloses a setting of spout can provide the orbit for the roll of gyro wheel, and then carries on spacingly for the motion of gyro wheel, has improved the stability of gyro wheel motion.

Drawings

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

FIG. 2 is a perspective sectional view of the structure of the case of the present invention;

fig. 3 is a top view of the box structure of the present invention.

In the figure: 1. a box body; 2. a test platform; 3. a lifting mechanism; 31. a substrate; 32. a movable support arm; 33. a long shaft rod; 34. a roller; 35. a chute; 4. a drive mechanism; 41. a support plate; 42. a motor; 43. a screw; 44. a threaded sleeve; 45. pulling the arm; 46. rotating the sleeve; 5. a clamping mechanism; 51. fixing the L-shaped splint; 52. a movable L-shaped splint; 53. a cylinder; 54. a push block; 6. an L-shaped frame; 7. and (4) a test box.

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 a technical solution: the automatic PCBA first piece testing device comprises a box body 1, a testing platform 2 is arranged at the top of the box body 1 in a penetrating mode, the surface of the testing platform 2 is connected with the box body 1 in a sliding mode, a lifting mechanism 3 is arranged at the bottom of the testing platform 2, the lifting mechanism 3 comprises a base plate 31 fixed to the bottom of the testing platform 2, two movable supporting arms 32 are rotatably connected to two sides of the bottom of the base plate 31 through rotating shafts, a long shaft rod 33 is rotatably connected between the two movable supporting arms 32 on the same side, the front end and the rear end of the long shaft rod 33 penetrate through the outer sides of the movable supporting arms 32 and are fixedly connected with idler wheels 34, sliding grooves 35 matched with the idler wheels 34 are formed in the front side and the rear side of the bottom of an inner cavity of the box body 1, tracks can be provided for the idler wheels 34 to roll, further, the movement of the idler wheels 34 is limited, the movement stability of, the driving mechanism 4 comprises a supporting plate 41 fixed in the inner cavity of the box body 1, the supporting plate 41 is positioned under the base plate 31, a motor 42 is installed at the top of the supporting plate 41, an output shaft of the motor 42 penetrates through the bottom of the supporting plate 41 and is fixedly connected with a screw 43, the bottom of the screw 43 is rotatably connected with the box body 1, a screw sleeve 44 is in threaded connection with the surface of the screw 43, both sides of the screw sleeve 44 are rotatably connected with a pull arm 45 through a rotating shaft, a rotating sleeve 46 is rotatably connected with the surface of the long shaft rod 33, one side of the rotating sleeve 46 is fixedly connected with the pull arm 45, the lifting of the testing platform 2 can be realized through the matching use of the lifting mechanism 3 and the driving mechanism 4, the PCBA is further conveyed to the position under the testing box 7 for testing, the use by a user, a clamping mechanism 5 is arranged at the top of the testing platform 2, the clamping mechanism, the left side swing joint at test platform 2 top has the movable L shape splint 52 with fixed L shape splint 51 looks adaptation, cylinder 53 is installed to the front side at test platform 2 left side top, the output fixedly connected with of cylinder 53 and movable L shape splint 52 fixed connection's ejector pad 54, setting through fixture 5, can realize PCBA's centre gripping, the stability when having guaranteed PCBA and having examined time, L shape frame 6 is installed on the right side of box 1 rear side, test box 7 is installed at the top of the 6 inner chambers of L shape frame.

The working principle is as follows: when the utility model is used, a user places the PCBA to be tested in the inner cavity of the movable L-shaped splint 52, so that the inner wall of the movable L-shaped splint 52 contacts with the PCBA, the cylinder 53 is opened to drive the movable L-shaped splint 52 and the PCBA at the inner side to move rightwards through the push block 54, so that the movable L-shaped splint 52 is matched with the fixed L-shaped splint 51 to clamp the PCBA, then the motor 42 is opened to drive the screw 43 to rotate, the screw 43 and the screw 44 are in threaded connection, the screw 44 is driven to move upwards, the pull arm 45 generates pulling force to the sleeve 46, the sleeve 46 rotates on the surface of the long shaft rod 33, further the long shaft rod 33 generates pulling force, the roller 34 rolls in the inner cavity of the chute 35, the two movable supporting arms 32 rotate oppositely, further the test platform 2 is lifted through the substrate 31, so that the PCBA moves towards the test box 7 to be tested, the test box 7 is the common PCBA side view instrument in the market, does not explain here in detail admittedly, and the back is accomplished in the test, makes test platform 2 descend through actuating mechanism 4 and elevating

system

3, and 5 unblocks of fixture are fixed to PCBA, and PCBA stays the inner chamber of fixed L shape splint 51, and the user can take out PCBA according to manipulator or hand, can test the completion, and then reaches the purpose of automatic test.

In summary, the following steps: this automatic testing arrangement of first piece of PCBA, carry out the centre gripping to PCBA through fixture 5, rethread elevating system 3 and actuating mechanism 4 make test platform 2 rise, will be sent to the below of test box 7 by the PCBA of centre gripping and test, after the test, test platform 2 descends, cancellation is fixed to PCBA, the PCBA that the test was accomplished can be taken away to the user, can reach the purpose of automatic test, PCBA when the test, need the manual work to build test circuit, and judge the test result through a series of detecting instrument, though this method can reach the purpose of test, but degree of automation is low, bring inconvenient problem for the user, this automatic testing arrangement of first piece of PCBA, can save the input of manpower to a certain extent, PCBA's efficiency of software testing is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

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

Automatic testing arrangement of PCBA first workpiece, including box (1), its characterized in that: the top of box (1) is run through and is provided with test platform (2), the surface and box (1) sliding connection of test platform (2), the bottom of test platform (2) is provided with elevating system (3), the inner chamber of box (1) is provided with actuating mechanism (4), the top of test platform (2) is provided with fixture (5), L shape frame (6) are installed on the right side of box (1) rear side, test box (7) are installed at the top of L shape frame (6) inner chamber.
2. A PCBA initial part automated testing apparatus according to claim 1, wherein: elevating system (3) are including being fixed in base plate (31) of test platform (2) bottom, the both sides of base plate (31) bottom all are rotated through the pivot and are connected with two movable support arms (32), are located to rotate between two movable support arms (32) of homonymy and are connected with long axostylus axostyle (33), the front end and the rear end of long axostylus axostyle (33) all run through to the outside of movable support arm (32) and fixedly connected with gyro wheel (34).
3. A PCBA initial part automated testing apparatus according to claim 2, wherein: the front side and the rear side of the bottom of the inner cavity of the box body (1) are both provided with sliding grooves (35) matched with the rollers (34).
4. A PCBA initial part automated testing apparatus according to claim 2, wherein: the driving mechanism (4) comprises a supporting plate (41) fixed in an inner cavity of the box body (1), the supporting plate (41) is located under the base plate (31), a motor (42) is installed at the top of the supporting plate (41), an output shaft of the motor (42) penetrates through the bottom of the supporting plate (41) and is fixedly connected with a screw rod (43), the bottom of the screw rod (43) is rotatably connected with the box body (1), a threaded sleeve (44) is connected to the surface of the screw rod (43), pull arms (45) are rotatably connected to the two sides of the threaded sleeve (44) through rotating shafts, a rotating sleeve (46) is rotatably connected to the surface of the long shaft rod (33), and one side of the rotating sleeve (46) is fixedly connected with the pull arms (45).
5. A PCBA initial part automated testing apparatus according to claim 1, wherein: fixture (5) including being fixed in fixed L shape splint (51) on test platform (2) top right side, the left side swing joint at test platform (2) top has movable L shape splint (52) with fixed L shape splint (51) looks adaptation, cylinder (53) are installed to the front side at test platform (2) left side top, the output fixedly connected with of cylinder (53) and movable L shape splint (52) fixed connection's ejector pad (54).