CN113588991A

CN113588991A - Butt-joint positioning test device for small connector

Info

Publication number: CN113588991A
Application number: CN202110846905.0A
Authority: CN
Inventors: 刘会龙; 马廷富; 周威
Original assignee: Shenzhen Omega Intelligent Technology Co ltd
Current assignee: Shenzhen Omega Intelligent Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-11-02
Anticipated expiration: 2041-07-26
Also published as: CN113588991B

Abstract

The utility model relates to a make-up location testing arrangement of small-size connector relates to test equipment technical field, and it includes the tool, demountable installation's carrier on the tool, the tool includes the kickboard, installs at last kickboard below and be located the tool lower kickboard, install the PCB board of kickboard below down, go up and offer a plurality of guide ways that are used for placing small-size connector on the kickboard, first profile groove has been seted up on going up the kickboard on a plurality of guide ways respectively, the quantity of kickboard down is a plurality of and corresponds with a plurality of guide ways respectively, and is a plurality of second profile groove has been seted up on the kickboard down respectively, install the miniature blade needle of contradicting mutually with PCB board in the kickboard down, when going up the kickboard and making-up the kickboard make-up, first profile groove can aim at and form complete profile groove with second profile groove. This application has the effect that makes the location of small-size connector more accurate.

Description

Butt-joint positioning test device for small connector

Technical Field

The application relates to the technical field of test equipment, in particular to a buckling and positioning test device of a small connector.

Background

The miniature blade needle module is used for switching test signals in test equipment and is mainly designed aiming at the characteristics of miniaturization of a connector of a product, small space between signal pins and the like.

At present, the micro-blade needle module in the related art generally comprises a floating plate, a guide groove and a profile groove are formed on the floating plate, and a connector of a miniature connector is generally welded on a soft plate of the miniature connector. When the connector is used, an operator usually adopts mechanical positioning, firstly, the edge of the flexible board is matched and positioned with the guide groove, and then the connector is pressed into the profiling groove by the pressure of the testing mechanism.

With respect to the related art in the above, the inventors consider that this mechanical positioning enables the connector to be mated with the contour groove. However, if the connector soldering position is deviated, the connector may not be matched with the contour groove accurately, and the test may be affected.

Disclosure of Invention

In order to make the connector location more accurate, this application provides a little size connector's butt joint location testing arrangement.

The application provides a small-size connector's make-up location testing arrangement adopts following technical scheme:

a buckling positioning test device of a small connector is used for carrying out signal test on the connector of the small connector and comprises a jig and a carrier which is detachably mounted on the jig, wherein the jig comprises an upper floating plate, a lower floating plate which is mounted below the upper floating plate and positioned in the jig, and a PCB (printed Circuit Board) mounted below the lower floating plate, a plurality of guide grooves for placing the small connector are formed in the upper floating plate, first contour grooves are respectively formed in the guide grooves in the upper floating plate, a plurality of lower floating plates correspond to the guide grooves respectively, and second contour grooves are respectively formed in the lower floating plates; a micro blade needle which is abutted against the PCB is arranged in the lower floating plate, and the micro blade needle can be used for conducting the miniature connector and the PCB; when the upper floating plate and the lower floating plate are buckled, the first profile groove and the second profile groove can be aligned to form a complete profile groove.

By adopting the technical scheme, when in use, an operator slides the small connector into the guide groove, and the guide groove can be matched with the soft board shape of the small connector to roughly position the small connector; then the small-sized connector is pressed into the first contour groove, the first contour groove is designed according to the small-sized connector, the appearance size and the small-sized connector are accurately matched, accurate positioning is achieved, the upper floating plate and the lower floating plate are buckled, the small-sized connector enters the second contour groove, the small-sized connector is abutted to the micro blade needle, the small-sized connector is communicated with the PCB, the small-sized connector is communicated with the test analyzer, and signal switching can be completed.

Optionally, first base, second base are installed respectively along the direction of height to the kickboard below down, second pedestal mounting is in the tool, wear to be equipped with a plurality of first locating pins and a plurality of first locating pin between mounting panel and the PCB board and the outer first spring that has twined respectively of a plurality of first locating pins, wear to be equipped with a plurality of first screws and a plurality of first screw's bottom on the kickboard down and stretch into respectively in the first base, a plurality of second springs have set firmly between kickboard and the first base down, wear to be equipped with a plurality of first gag lever posts between first base and the second base, a plurality of third springs have set firmly between first base and the second base.

Through adopting above-mentioned technical scheme, the setting of first locating pin, first gag lever post can lead, spacing to the removal of going up kickboard and lower kickboard, makes and goes up kickboard and lower kickboard and remove along the direction of height, is convenient for make the better entering second profile modeling inslot of small-size connector's connector, and the setting of first spring, second spring, third spring can play the effect of buffering to going up kickboard and lower kickboard, reduces and damages increase of service life.

Optionally, a second positioning pin penetrates through the upper floating plate, and one end of the second positioning pin extends into the lower floating plate.

Through adopting above-mentioned technical scheme, the setting up of second locating pin can make upper floating plate and lower floating plate dock accurately, makes first profile groove and second profile groove match and becomes a complete profile groove, and the second locating pin also can carry on spacingly to the removal of upper floating plate simultaneously, makes upper floating plate remove along the direction of height, helps better and lower floating plate to detain mutually.

Optionally, the floating plate is installed on the carrier, and the carrier further includes a bottom plate and a cover plate hinged to one end of the bottom plate.

By adopting the technical scheme, when in use, an operator opens the cover plate of the carrier, puts the small connector into the upper floating plate and then covers the cover plate, so that the small connector and the upper floating plate are positioned better; the carrier and the jig are installed, and the cover plate and the bottom plate are hinged to each other, so that an operator can place the small connector in the carrier conveniently.

Optionally, the carrier is mounted on a jig, rotary cylinders are mounted on the jig on two sides of the carrier, and pressing plates for pressing down the cover plate are fixedly arranged on the rotary cylinders.

Through adopting above-mentioned technical scheme, then start revolving cylinder, revolving cylinder can drive the clamp plate and remove, can push down the carrier, and the last kickboard in the carrier of being convenient for is buckled with the lower kickboard in the tool, makes small-size connector and miniature blade needle inconsistent to realize small-size connector and test analyzer's intercommunication, test small-size connector.

Optionally, the upper floating plate is installed on the bottom plate, the mounting plate is installed on the jig, the carrier is installed on the mounting plate, a plurality of positioning rods are arranged between the carrier and the mounting plate, and the carrier is detachably installed on the mounting plate through the positioning rods.

Through adopting above-mentioned technical scheme, the setting of locating lever can make carrier and tool fix, fixes a position convenient to use to the carrier.

Optionally, the side surface of the cover plate is fixedly provided with pressure heads corresponding to the guide grooves one by one.

Through adopting above-mentioned technical scheme, the small-size connector of pushing down can be convenient for in the setting of pressure head, makes the pressure head aim at small-size connector, makes its location more accurate.

Optionally, a plurality of pressing heads are respectively and fixedly provided with a pressing spring therein.

Through adopting above-mentioned technical scheme, the setting of push down the spring can rely on elasticity to make small-size connector push down, is convenient for make the better entering second profile modeling inslot of connector of small-size connector.

Optionally, the miniature blade needle includes the syringe needle, sets firmly the elastic part in the syringe needle bottom, sets firmly the stitch that just contradicts mutually with the PCB board in the elastic part bottom, go up the bottom of kickboard and install the third base, go up and wear to be equipped with a plurality of fixed screws and a plurality of fixed screw on the kickboard and stretch into in the third base, go up and set firmly a plurality of fourth springs between kickboard and the third base.

By adopting the technical scheme, the overload current of the micro-blade needle is limited by the elastic part, and the elastic part needs to be designed to be wider in order to improve the overload current, but the elastic performance of the elastic part is reduced, so that the small-sized connector is damaged. The setting of fourth spring can make elastic part's elasticity convert to on the fourth spring to can design less elastic part compression capacity, reduce elastic part's damage, and then can increase life, the setting of fixed screw can lead, spacing to the removal of last kickboard, be convenient for make the kickboard better with lower kickboard detain mutually, be convenient for simultaneously fix a position better to small-size connector. When the upper floating plate contacts with the third base, the upper floating plate can not move downwards any more, and the position of the small connector placed in the upper floating plate is limited, so that the small connector can not move downwards any more.

Optionally, a fourth base is installed below the third base, a movable plate is installed between the lower floating plate and the PCB, a plurality of fifth springs are fixedly arranged between the lower floating plate and the movable plate, and a plurality of sixth springs are fixedly arranged between the PCB and the fourth base.

Through adopting above-mentioned technical scheme, the setting of fifth spring and sixth spring can make the elasticity of elastic part shift more. The floating plate limits the position of the miniature connector and is matched with the miniature blade needle, the fifth spring and the sixth spring, so that the contact elastic force of the miniature blade needle and the miniature connector can be controlled within a proper range, the compression amount of the elastic part of the miniature blade needle is controlled within a small range, the damage of the miniature blade needle is reduced, the overload capacity of current can be improved, and the service life of the miniature blade needle can be prolonged.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when using, operating personnel at first slide the small-size connector into the guide way, the position of adjustment connector, and make it and first profile modeling inslot looks adaptation, then press down the kickboard, make and go up the kickboard and buckle with lower kickboard, make the connector of small-size connector get into the second profile modeling inslot, first profile modeling groove can carry out accurate location to the small-size connector like this, first profile modeling groove and second profile modeling groove match the back, can make connector and test analyzer be linked together, and test the small-size connector, thereby can be convenient for carry out accurate location to the small-size connector.

2. Another arrangement may be used when testing for excessive overload currents. The device uses a wide flexible portion of the micro-blade needle that can carry large currents, but has poor spring properties. The setting of fourth spring, fifth spring, sixth spring can make the elasticity of elastic part shift to reduce elastic part's compressive capacity, reduce elastic part's damage, and then can increase life, the setting of fixed screw can lead, spacing to the removal of going up the kickboard, helps making small-size connector's location more accurate.

Drawings

Fig. 1 is a schematic structural view of the whole of embodiment 1 of the present application.

Fig. 2 is a partial sectional view for showing the PCB board and the tie bar.

Fig. 3 is a partial structural view for showing the upper floating plate.

Fig. 4 is a partial structural view for showing the guide groove and the first contour groove.

Fig. 5 is a partial structural view for showing the first through groove and the second through groove.

Fig. 6 is a schematic view showing a partial structure of a micro-blade needle according to example 1.

Fig. 7 is an enlarged view of a portion a in fig. 6.

Fig. 8 is a partial sectional view for showing the lower floating plate.

Fig. 9 is an enlarged view of a portion B in fig. 8.

Fig. 10 is a schematic structural view of the whole of embodiment 2 of the present application.

Fig. 11 is a partial sectional view showing a micro-blade needle according to example 2.

Fig. 12 is an exploded view for showing the fifth spring and the sixth spring.

Description of reference numerals: 1. a jig; 11. a first accommodating groove; 12. a connecting rod; 13. a second through groove; 2. mounting a plate; 21. a first positioning pin; 22. a first spring; 23. positioning a rod; 24. a first through groove; 3. a PCB board; 31. a second screw; 32. a sixth spring; 4. a carrier; 41. a cover plate; 411. a pressure head; 42. a base plate; 421. a second accommodating groove; 422. a positioning sleeve; 423. a third accommodating groove; 43. an upper floating plate; 431. a guide groove; 432. a first contour groove; 433. a second positioning pin; 434. a second limiting rod; 435. fixing screws; 44. a lower floating plate; 441. a second contour groove; 442. positioning holes; 443. a first screw; 444. a second spring; 45. a first base; 46. a second base; 461. a first limit rod; 462. a third spring; 5. a drive assembly; 51. a rotating cylinder; 52. pressing a plate; 6. a connector; 61. reinforcing the steel plate; 7. a micro-blade needle; 71. a needle head; 72. an elastic portion; 73. a stitch; 8. a third base; 81. a fourth spring; 9. a fourth base; 91. moving the plate; 92. and a fifth spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-12.

Example 1

The embodiment of the application discloses a make-up location testing arrangement of small-size connector, its setting is in test analysis appearance's one side. Referring to fig. 1 and 2, the testing device includes a fixture 1, a mounting plate 2, a PCB 3, a carrier 4, and a driving assembly 5, and referring to fig. 3, it is used for testing a small connector 6. The top surface of the jig 1 is provided with two first accommodating grooves 11 at intervals along the length direction, and the number of the mounting plates 2 is two, and the two first accommodating grooves 11 correspond to each other and are respectively arranged on the first accommodating grooves 11. The quantity of PCB board 3 is two, and two PCB boards 3 set up top surface in two first holding tanks 11's below in tool 1 respectively, and has set firmly four connecting rods 12 between two PCB boards 3 and the tool 1, and PCB board 3 is linked together through wire and test analysis appearance. Two mounting panels 2 are worn to be equipped with first locating pin 21 respectively in four end angle punishment, and the bottom of four first locating pins 21 stretches into in the PCB board 3, and the winding has first spring 22 respectively outside four first locating pins 21. The number of the carriers 4 is two, and the two sets of carriers 4 are respectively arranged in the two mounting plates 2. The number of the driving assemblies 5 is two, and the driving assemblies correspond to the two sets of carriers 4 one by one.

In this embodiment 1, the small-sized connector 6 is disposed in an L-shape, the connector is fixed to the small-sized connector 6, the reinforcing steel plate 61 is fixed to the top surface of the connector of the small-sized connector 6, and the small-sized connector 6 is disposed in the carrier 4.

Referring to fig. 3 and 4, the carrier 4 includes a cover plate 41, a base plate 42, and a floating plate 43, and one end of the cover plate 41 in the length direction thereof is hinged to one end of the base plate 42 in the length direction thereof. The end of the bottom plate 42 away from the cover plate 41 is provided with a second accommodating groove 421 matched with the upper floating plate 43, and the upper floating plate 43 is fixedly arranged in the second accommodating groove 421.

Referring to fig. 5 and 6, the carrier 4 further includes a lower floating plate 44, a first base 45, and a second base 46. Referring to fig. 4 and 7 again, two positioning rods 23 are fixedly arranged on the top surface of the mounting plate 2, positioning sleeves 422 matched with the two positioning rods 23 are fixedly arranged on the bottom plate 42, and the bottom plate 42 and the mounting plate 2 are fixed by connecting the two positioning rods 23 and the two positioning sleeves 422. The lower floating plate 44 is provided with a micro blade needle 7 therein, the micro blade needle 7 includes a needle head 71, an elastic part 72 fixed below the needle head 71, and a pin 73, the pin 73 is fixed below the elastic part 72, and the pin 73 is abutted against the first base 45 and is connected with the PCB board through the first base 45 and the second base 46.

When using, the operating personnel at first opens carrier 4 apron 41, place small-size connector 6 in carrier 4, close apron 41, install carrier 4 on tool 1 again, then start drive assembly 5, make drive assembly 5 push down carrier 4, make small-size connector 6's signal foot and syringe needle 71 inconsistent, stitch 73 inconsistent with first base 45, and make small-size connector 6 and PCB board 3 switch on and be linked together with the test analysis appearance through first base 45, second base 46, and then accomplish the switching of test signal to small-size connector 6.

Referring to fig. 3 and 4, the upper floating plate 43 is uniformly provided with a plurality of guide grooves 431, four in this embodiment 1, along the length direction thereof, and one end of each of the four guide grooves 431 is provided with a first profiling groove 432. The bottom plate 42 has four third receiving grooves 423 uniformly formed along the width direction thereof, and the four guide grooves 431 are respectively communicated with the four third receiving grooves 423 and are used for placing the small connector 6. Four pressing heads 411 are respectively and fixedly arranged on the side surface of the cover plate 41 close to the bottom plate 42 along the width direction, the four pressing heads 411 respectively correspond to the four guide grooves 431 one by one, and a pressing spring (not shown in the figure) is respectively and fixedly arranged in the four pressing heads 411.

Referring to fig. 4 and 5, the mounting plate 2 is provided with a first through groove 24 adapted to the upper floating plate 43 below the upper floating plate 43. The jig 1 is provided with a second through groove 13 below the upper floating plate 43, and the lower floating plate 44 is disposed in the second through groove 13. The number of the lower floating plates 44 is four, and the lower floating plates correspond to the four guide grooves 431 of the upper floating plate 43 one to one. Referring to fig. 8 and 9 again, the top surfaces of the four lower floating plates 44 are respectively provided with second contour grooves 441 below the first contour grooves 432. Second positioning pins 433 penetrate through the two sides of the first contour groove 432 on the upper floating plate 43, and positioning holes 442 matched with the second positioning pins 433 are formed in the lower floating plate 44. The number of the first bases 45 is four, and the first bases are respectively disposed below the four lower floating plates 44. The number of the second bases 46 is four, and the second bases are respectively fixed on the PCB 3 below the four first bases 45.

Referring to fig. 9, a first screw 443 is respectively disposed on one side of each of the two positioning holes 442 on the lower floating plate 44, and a bottom end of the first screw 443 extends into the first base 45 and is slidably connected therewith. Two second springs 444 are respectively and fixedly arranged between the two ends of the lower floating plate 44 in the width direction and the top surface of the first base 45. The second base 46 is provided with first position-limiting rods 461 at four corners, and the top ends of the four first position-limiting rods 461 respectively extend into the first base 45 and are connected with the same in a sliding manner. Two third springs 462 are respectively fixed between the two ends of the second base 46 along the width direction and the bottom surface of the first base 45.

When in use, an operator firstly opens the cover plate 41 of the carrier 4, slides the small connector 6 into the upper floating plate 43 along the guide groove 431 and the third accommodating groove 423, so that one end of the small connector 6 fixedly provided with the reinforcing steel plate 61 is matched with the first contour groove 432, and then covers the cover plate 41, so that the small connector 6 slides into the first contour groove 432. The carrier 2 is placed on the mounting plate 2, the driving assembly 5 is started, the driving assembly 5 can press down the cover plate 41, the upper floating plate 43 moves downwards, the small connector 6 is abutted to the second contour groove 441, and then the test is carried out.

Referring to fig. 1, the driving assembly 5 includes two rotary cylinders 51 and two pressing plates 52, and the rotary cylinders 51 are respectively and fixedly disposed on the top surface of the jig 1 at two sides of the mounting plate 2 along the width direction thereof. The number of the pressing plates 52 is two, the pressing plates are in one-to-one correspondence with the two rotary cylinders 51, and one end of each pressing plate 52 along the length direction is fixedly connected with the top end of each rotary cylinder 51. When the device is used, the carrier 4 is placed, the rotary cylinder 51 is started, and the rotary cylinder 51 can drive the pressing plate 52 to move downwards, so that the cover plate 41 of the carrier 4 moves downwards.

The implementation principle of the embodiment 1 of the application is as follows: before the use, carrier 2 and tool 1 are in a separation state, an operator firstly puts small connector 6 into guide groove 431, so that one end of small connector 6 fixedly provided with reinforcing steel plate 61 is matched with first contour groove 432, then covers cover plate 41, then installs carrier 2 and tool 1, and then starts rotary cylinder 51, rotary cylinder 51 can press down cover plate 41, so that upper floating plate 43 is buckled with lower floating plate 44, thereby making the connector of small connector 6 contact with second contour groove 441, making the signal pin of small connector 6 contact with needle 71, pin 73 contacts with first base 45, and through first base 45 and second base 46, the connection with PCB 3 is realized, and further making small connector 6 communicate with a test analyzer, thus completing the test. If the connector position of the small connector 6 deviates a little, the connector of the small connector 6 can be matched with the first contour groove 432 by means of the elastic force of the pressing head 411 when the cover plate 41 is pressed down, the small connector is accurately positioned, and after the small connector is matched with the second contour groove 411, the small connector 6 can be accurately positioned and the signal switching can be completed.

Example 2

Referring to fig. 10 and 11, the difference between the embodiment 2 and the embodiment 1 is the structure and the installation manner of the micro-blade needle 7, specifically, the micro-blade needle 7 of the embodiment 2 needs to be installed in the jig 1, the small connector 6 to be tested is placed on the jig 1, and the pressing head 411 of the jig 1 presses down the connector. This embodiment 2 can test a larger overcurrent.

In this embodiment 2, the number of the guide groove 431 and the number of the first contour groove 432 in the upper floating plate 43 are one. The lower floating plate 44 is provided with the micro-blade needles 7 therein, and the elastic part 72 of the micro-blade needles 7 is widened to 1.5 times of the elastic part 72 in example 1, now 0.15mm, and then 0.23mm is achieved as an example, so as to improve the over-current capability of the micro-blade needles 7.

Referring to fig. 10 and 12, a third base 8 is disposed below the upper floating plate 43, a fourth base 9 is fixedly disposed below the third base 8, a PCB 3 is disposed on the fourth base 9, and a moving plate 91 is disposed between the PCB 3 and the lower floating plate 44. The second limiting rods 434 are respectively arranged on two sides of the guide groove 431 on the upper floating plate 43 in a penetrating manner, and the bottom ends of the second limiting rods 434 are fixedly arranged on the fourth base 9 and are respectively connected with the lower floating plate 44, the moving plate 91 and the PCB 3 in a sliding manner. Fixing screws 435 are respectively arranged at two ends of the upper floating plate 43 along the length direction, and the bottom ends of the two fixing screws 435 respectively extend into the third base 8 and are in threaded connection with the third base. A fourth spring 81 is fixedly arranged between the upper floating plate 43 and the third base 8 at one side of the two fixing screws 435. Four fifth springs 92 are fixed between the lower floating plate 44 and the moving plate 91. The bottom surface of the PCB 3 is respectively provided with a second screw 31 at four corners, and the top end of the second screw 31 extends into the moving plate 91 and is connected with the moving plate by a screw thread. Four sixth springs 32 are fixedly arranged between the PCB 3 and the fourth base 9.

The upper floating plate 43 is provided with a first contour groove 432, and the lower floating plate 44 is provided with a second contour groove 441, which can be combined together to form a complete contour groove and is matched with the shape of the connector of the small connector 6.

The implementation principle of embodiment 2 of the present application is as follows: the micro-blade pins 7 can be used with a special high current type with the widened flexible portion 72, in which case, after the connector of the miniature connector 6 is placed on the upper floating plate 43, the pressing head 411 of the jig 1 is pressed down to enter the first contour groove 432 of the upper floating plate 43 and then the second contour groove 441 of the lower floating plate 44. The first contoured groove 432 of the upper floating plate 43 thus pre-positions the connector of the miniature connector 6 so that the micro-blade needles 7 in the lower floating plate 44 make accurate contact with the pins 73 of the connector. The connector of the miniature connector 6 is pressed by the pressing head 411, and then the upper floating plate 43 is driven to move downwards, so that the fourth spring 81, the fifth spring 92 and the sixth spring 32 are compressed, and the stress of the miniature blade needle 7 is transferred to the fourth spring 81, the fifth spring 92 and the sixth spring 32. This configuration reduces the requirement for the resilient portion 72 of the micro-blade needle 7, and a micro-blade needle 7 with a widened resilient portion 72 can be used to carry a greater overcurrent, with a reduced amount of compression of the resilient portion 72, and an increased life span of the micro-blade needle 7.

Example 3

The present embodiment is different from embodiment 2 in that the micro-blade needles 7 are mounted on a conventional floating plate, i.e., the upper floating plate 43 is not separated from the lower floating plate 44, the lower floating plate 44 is fixedly disposed under the upper floating plate 43, and the PCB board 3 is mounted under the lower floating plate 44. The upper floating plate 43 is provided with a guide groove 431, and one end of the guide groove 431 is provided with a first contour groove 432. The micro-blade needles 7 are placed in the lower floating plate 44 and the pins 73 abut the PCB board.

During the use, put into guide way 431 small-size connector 6, make the connector of small-size connector 6 and first profile modeling groove 432 looks adaptation, at this moment, the signal foot of small-size connector 6 is inconsistent with syringe needle 71, and stitch 73 is inconsistent with PCB board 3 to make small-size connector 6 be linked together with the test analysis appearance, and then accomplish the test to small-size connector 6.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A miniature connector's butt joint location testing arrangement for carrying out signal test to the connector of miniature connector (6), its characterized in that: the jig comprises a jig (1) and a carrier (4) detachably mounted on the jig (1), wherein the jig (1) comprises an upper floating plate (43), a lower floating plate (44) mounted below the upper floating plate (43) and positioned in the jig (1), and a PCB (3) mounted below the lower floating plate (44), a plurality of guide grooves (431) for placing small connectors (6) are formed in the upper floating plate (43), a plurality of first contour grooves (432) are formed in the plurality of guide grooves (431) in the upper floating plate (43), a plurality of lower floating plates (44) correspond to the plurality of guide grooves (431), and a plurality of second contour grooves (441) are formed in the lower floating plates (44); a micro blade needle (7) which is abutted against the PCB (3) is arranged in the lower floating plate (44), and the micro blade needle (7) can be used for conducting the miniature connector (6) and the PCB (3); when the upper floating plate (43) is buckled with the lower floating plate (44), the first contour groove (432) and the second contour groove (441) can be aligned to form a complete contour groove.

2. The device for testing the mating alignment of a miniature connector as set forth in claim 1, wherein: first base (45), second base (46) are installed respectively along the direction of height to lower kickboard (44) below, second base (46) are installed in tool (1), wear to be equipped with between mounting panel (2) and PCB board (3) a plurality of first locating pin (21) and a plurality of first locating pin (21) outward respectively the winding have first spring (22), wear to be equipped with on kickboard (44) a plurality of first screw (443) and a plurality of first screw (443) bottom and stretch into respectively in first base (45), a plurality of second spring (444) have been set firmly between kickboard (44) and first base (45) down, wear to be equipped with a plurality of first gag lever posts (461) between first base (45) and second base (46), a plurality of third spring (462) have been set firmly between first base (45) and second base (46).

3. The device for testing the mating alignment of a miniature connector as set forth in claim 1, wherein: go up kickboard (43) and go up to wear to be equipped with second locating pin (433), the one end of second locating pin (433) stretches into down kickboard (44) in.

4. The device for testing the mating alignment of a miniature connector as set forth in claim 1, wherein: the upper floating plate (43) is installed on the carrier (4), and the carrier (4) further comprises a bottom plate (42) and a cover plate (41) hinged with one end of the bottom plate (42).

5. The device for testing the mating alignment of small-sized connectors according to claim 4, wherein: the tool (4) is arranged on the tool (1), the tool (1) is provided with rotary cylinders (51) at two sides of the tool (4), and the rotary cylinders (51) are fixedly provided with pressing plates (52) used for pressing down the cover plate (41).

6. The device for testing the mating alignment of small-sized connectors according to claim 4, wherein: go up kickboard (43) and install on bottom plate (42), install mounting panel (2) on tool (1), install on mounting panel (2) carrier (4), be provided with a plurality of locating levers (23) between carrier (4) and mounting panel (2) and through a plurality of locating levers (23) with carrier (4) demountable installation on mounting panel (2).

7. The device for testing the mating alignment of small-sized connectors according to claim 4, wherein: and the side surfaces of the cover plate (41) are respectively and fixedly provided with pressure heads (411) which are in one-to-one correspondence with the guide grooves (431).

8. The apparatus for testing the mating alignment of a small-sized connector according to claim 7, wherein: a plurality of pressing heads (411) are respectively and fixedly provided with a pressing spring.

9. The device for testing the mating alignment of a miniature connector as set forth in claim 1, wherein: miniature blade needle (7) include syringe needle (71), set firmly elastic part (72) in syringe needle (71) bottom, set firmly stitch (73) in elastic part (72) bottom and inconsistent with PCB board (3), third base (8) are installed to the bottom of going up kickboard (43), go up and wear to be equipped with in a plurality of fixed screw (435) and a plurality of fixed screw (435) stretch into third base (8) on kickboard (43), it has set firmly a plurality of fourth spring (81) to go up between kickboard (43) and third base (8).

10. The apparatus for testing the mating alignment of a miniature connector as set forth in claim 9, wherein: install fourth base (9) under third base (8), install movable plate (91) down between kickboard (44) and PCB board (3), a plurality of fifth spring (92) have set firmly between kickboard (44) and movable plate (91) down, a plurality of sixth spring (32) have set firmly between PCB board (3) and fourth base (9).