CN110058116A - A kind of mechanism for testing of connector pin in inner cavity - Google Patents

Abstract

The invention aims to provide a connector pin inner cavity testing mechanism which has good testing effect, high efficiency, simple operation, low maintenance cost and can effectively reduce labor intensity. The invention includes a base, a carrier base arranged on the base, a carrier module matched with the carrier base, a needle block module arranged on one side of the carrier base, and a carrier module arranged on the carrier base. The plug-in module on the other side of the base of the carrier board, the needle block module and the plug-in module are respectively slidably fitted on the base, and the carrier board module is provided with a set that is suitable for the product. The product base and the adapter board are matched with the plug-in module, the needle block module is provided with a number of probes that are all adapted to the adapter board, and the plug-in module is provided with a test that is adapted to the product. male head. The present invention is applied to the technical field of connector testing equipment.

Description

A test mechanism for connector pin in inner cavity

technical field

The invention relates to the technical field of connector testing equipment, in particular to a testing mechanism for a connector pin in an inner cavity.

Background technique

Probe test: The probe is a test component used in electronic testing of PCBA. It generally has two ends, one end contacts the PCBA circuit board product to be tested, and the other end contacts the PCBA adapter board, and the adapter board passes through it. The interface is connected with the external test machine, so as to achieve the function of testing the function of the circuit board product from the outside.

Connector: It is a component that electronic engineering technicians often touch. Its function is very simple: it sets up a bridge of communication between the blocked or isolated circuits in the circuit, so that the current flows and the circuit realizes the predetermined function.

At present, the test of the female connector is generally performed by manually inserting the male connector into the test, and after the test is completed, the male connector is directly pulled out manually. The manual operation of this method is relatively complicated, which increases the labor intensity of the operator. During the plugging and unplugging process, the wear and tear is serious, and the maintenance cost is high. Due to the need for manual operation, the test UPH value is also low.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and to provide a connector pin inner cavity test mechanism with good test effect, high efficiency, simple operation, low maintenance cost and effective reduction of labor intensity.

The technical solution adopted in the present invention is: the present invention comprises a base, a carrier base arranged on the base, a carrier module matched with the carrier base, and a carrier module arranged on one side of the carrier base. The needle block module and the plug-in module located on the other side of the carrier base, the needle block module and the plug-in module are respectively slidingly fitted on the base, and the carrier module The group is provided with a product seat and an adapter plate that are all adapted to the product, the needle block module is provided with a number of probes that are all adapted to the adapter plate, and the plug-in module is provided with a plurality of probes. Equipped with a test male that is compatible with the product.

It can be seen from the above solution that the product is placed on the product seat of the carrier module, the adapter plate is manually connected to the product, and the carrier module is placed on the carrier base, so The plug-in module moves in the direction of the carrier module, so that the test male head is inserted into the product, and at the same time, the needle block module moves in the direction of the carrier module, so that several The probe is in contact with the adapter plate to complete the test. Therefore, the test male head of the present invention is inserted into the product, and the inner cavity needle point of the product is converted into an external direct needle through the adapter plate. The test point on the adapter board directly uses the probe to contact the test point to complete the test, which has good test effect, high efficiency, simple operation, low maintenance cost and can effectively reduce labor intensity.

A preferred solution is that the carrier board module includes a carrier board adapted to the carrier board base, a rotating arm hinged at one end of the carrier board, and a buckle hinged on the other end of the carrier board. The rotating arm is arranged in cooperation with the buckle, and the adapter plate fixedly connected with the carrier board is installed between the carrier board and the needle block module.

It can be seen from the above solution that the product is placed on the product holder fixed on the carrier plate, and by rotating the rotating arm downward, the rotating arm is fastened on the buckle, so as to realize the matching of the product. The fixing of the product, its operation is simple and easy to use.

A preferred solution is that a number of guide holes and a number of positioning blocks are provided on the carrier plate, and the guide holes and the positioning blocks are arranged in cooperation with the plug-in module, and the rotating arm is provided with a The flip cover hinged with the rotating arm, the bottom of the rotating arm is provided with a buffer rubber block and a number of pin holes that are suitable for the product, and a first spring and a A cylindrical pin matched with a spring, the cylindrical pin is fixedly connected with the bottom of the flip cover.

It can be seen from the above solution that the setting of the guide holes is used to guide the guide pins on the plug-in module to ensure the precise positioning of the contact between the carrier module and the plug-in module. The setting of the block is used to limit and guide the U-shaped plate on the plug-in module during the plug-in process, effectively ensuring the accuracy of the test; in the process of inserting the test male head into the product, the The U-shaped plate is in contact with the flip cover, and the arrangement of the first spring and the cylindrical pin acts as an elastic buffer to prevent damage to the product.

A preferred solution is that the bottom of the carrier plate is provided with machine screws and a number of positioning holes, and the base of the carrier plate is provided with magnets that match the machine screws and a number of positioning holes corresponding to each other one by one. locating pin.

It can be seen from the above solution that the arrangement of the machine screw and the magnet enables the carrier module and the carrier base to be quickly positioned, and the positioning holes and the positioning pins are arranged so that the carrier can be positioned quickly. The board module and the carrier board base can be positioned accurately, which effectively ensures the accuracy of the test.

A preferred solution is that the adapter plate includes a male header mounting plate, an adapter male header fixedly mounted on the male header mounting plate, a soft board connected with the male header mounting plate, and a flexible board connected with the soft board. The needle plate of the needle plate, the adapter male head is set in cooperation with the product, the needle plate is fixed on the carrier board module, and the needle plate is provided with a number of tests that are adapted to the probes point, the test point is connected with the electrical signal of the adapter male.

It can be seen from the above solution that the arrangement of the adapter male head and the test point realizes the conversion of the inner cavity needle point of the product into a test point that the probe can directly contact, which facilitates the contact of the probe and reduces the need for Equipment accuracy requirements and save maintenance costs.

A preferred solution is that the needle block module includes a needle block cylinder fixedly mounted on the base, a sliding plate that is drive-connected to the needle block cylinder and slidably fitted on the base, and is mounted on the base. The USB cable on the sliding board, the PCBA adapter plate connected with the electrical signal of the USB cable, and the upper needle block installed on the PCBA adapter plate, the upper needle block is provided with a number of pin holes, the The probes are adapted to be installed on the pinholes, and several of the probes are all connected with the PCBA adapter board for electrical signals.

It can be seen from the above solution that the needle block cylinder drives the sliding plate to move, so that the probe is in contact with the test point of the adapter board, and the test data is transmitted to the PCBA adapter board through the probe. , and finally transmitted to the external device via the USB cable.

A preferred solution is that a first buffer is fixed on both sides of the sliding plate, and a second spring is arranged between the upper needle block and the PCBA adapter plate and is matched with the second spring. buffer block.

It can be seen from the above solution that when the needle block module is in contact with the adapter plate, the first buffer first plays a buffering role, and then the buffer block and the second spring are arranged to play a role in buffering. The role of elastic cushioning.

A preferred solution is that the plug-in module includes a plug-in cylinder fixed on the base, a motion plate that is drive-connected with the plug-in cylinder and slidably fitted on the base, and a motion plate installed on the base. The U-shaped plate on the sports board and the male base plate and the support are fixedly mounted on the U-shaped plate, and the test male head is installed on the male base plate through the upper cover plate.

It can be seen from the above solution that the male base plate and the test male head are fixedly installed between the upper cover plate and the support, and the insertion and extraction cylinder drives the movement plate to move, so that the test male head is Insert it into the product to test the product.

A preferred solution is that the U-shaped plate is mounted on the motion board through several equal-height screws and several third springs set on the equal-height screws, and the motion board is provided with several guide pins and several second buffers.

It can be seen from the above solution that when the plug-in module is in contact with the product, the second buffer first plays a buffering role, and secondly, the guide pin cooperates with the guide hole and combines with the U-shaped plate to pass through the The positioning block is limited and guided, and its alignment is accurate and the test precision is high; when the U-shaped plate is in contact with the flip cover, the first spring cooperates with the cylindrical pin and the third spring cooperates with the The high screws work together as an elastic buffer to effectively protect the product from damage and effectively reduce maintenance costs.

Beneficial effects of the present invention: The test process of the present invention is completed by several of the probes, that is, through the adapter plate, the inner cavity needle point of the product is converted into a number of the test points that can be directly needled outside , directly use the probe to contact the test point to complete the test, and the contact between the needle block module and the plug-in module and the product is automatically carried out; the routine of the present invention only needs to maintain the needle Compared with traditional testing equipment, the probes on the block module have a longer service life and greatly reduce equipment maintenance costs. At the same time, the present invention installs the adapter board on the carrier board that can be taken and placed freely. On the module, when the product is placed on the carrier board, the adapter male header on the adapter board can be inserted into the connection female header of the product, and one device can be equipped with multiple carrier boards The module can satisfy the requirement that during the test, the staff can use the idle carrier module to load the product in advance, so the idle time of the equipment caused by loading the product is omitted, which greatly improves the productivity of the equipment and reduces the labor. costs, so that corporate profits have greatly increased.

Description of drawings

Fig. 1 is the structural representation of the present invention;

2 is a schematic structural diagram of the carrier module in a closed state;

3 is a schematic structural diagram of the carrier module in an open state;

Fig. 4 is the structural representation of described needle block module;

5 is a schematic structural diagram of the plug-in module;

FIG. 6 is a schematic diagram of the structure of the adapter board.

Detailed ways

As shown in FIG. 1 to FIG. 4 , in this embodiment, the present invention includes a base 1 , a carrier base 2 disposed on the base 1 , and a carrier module matched with the carrier base 2 . 3. The needle block module 4 on one side of the carrier base 2 and the plug-in module 5 on the other side of the carrier base 2, the needle block module 4 and the plug-in module 5 The group 5 is slidably fitted on the base 1, the carrier module 3 is provided with a product seat 31 and an adapter plate 32 that are all adapted to the product, and the needle block module 4 is provided with several Each of the probes 41 is adapted to the adapter board 32, and the plug-in module 5 is provided with a test male head 51 adapted to the product. In this design, during the test of the present invention, the The adapter male head 322 on the adapter board 32 is connected to one end of the product, and the test male head 51 is connected to the other end of the product.

The carrier board module 3 includes a carrier board 33 adapted to the carrier board base 2 , a rotating arm 34 hinged on one end of the carrier board 33 and a buckle 35 hinged on the other end of the carrier board 33 . The rotating arm 34 is arranged in cooperation with the buckle 35 , and the adapter plate 32 fixedly connected with the carrier board 33 is installed between the carrier board 33 and the needle block module 4 .

The carrier plate 33 is provided with a number of guide holes 331 and a number of positioning blocks 332 . The guide holes 331 and the positioning blocks 332 are both arranged in cooperation with the plug-in module 5 . There is a flip cover 341 hinged to the rotating arm 34, the bottom of the rotating arm 34 is provided with a buffer rubber block 342 and a number of pin holes 343 that are adapted to the product, and a number of the pin holes 343 are installed with A first spring 344 and a cylindrical pin 345 matched with the first spring 344. The cylindrical pin 345 is fixedly connected to the bottom of the flip cover 341. In this design, the buffer rubber block 342 is made of silica gel or a combination of one or more of the rubbers.

The bottom of the carrier plate 33 is provided with a machine screw 333 and a number of positioning holes, and the carrier base 2 is provided with a magnet 21 which is matched with the machine screw 333 and a number of which correspond to the positioning holes one-to-one. locating pin 22.

The adapter plate 32 includes a male header mounting plate 321 , an adapter male header 322 fixed on the male header mounting plate 321 , a soft board 323 connected to the male header mounting plate 321 , and a flexible board 323 connected to the male header mounting plate 321 . The needle board 324 connected with 323, the adapter male head 322 is matched with the product, the needle board 324 is fixedly mounted on the carrier board module 3, and the needle board 324 is provided with several A test point 325 to which the probe 41 is adapted, the test point 325 is electrically connected to the adapter male 322 for electrical signals.

The needle block module 4 includes a needle block cylinder 42 fixed on the base 1 , a sliding plate 43 that is drivingly connected to the needle block cylinder 42 and slidably fitted on the base 1 , and is installed on the base 1 . The USB cable 44 on the sliding plate 43, the PCBA adapter plate 45 connected with the electrical signal of the USB cable 44, and the upper needle block 46 installed on the PCBA adapter plate 45, the upper needle block 46 is provided with There are several pinholes 47 , the probes 41 are adapted to be installed on the pinholes 47 , and the several probes 41 are all connected with the PCBA adapter board 45 for electrical signals.

A first buffer 431 is fixed on both sides of the sliding plate 43 , and a second spring 48 is arranged between the upper needle block 46 and the PCBA adapter plate 45 , and a second spring 48 is arranged between the upper needle block 46 and the PCBA adapter plate 45 . The mating buffer block 49.

The plug-in module 5 includes a plug-in cylinder 52 fixedly mounted on the base 1 , a motion plate 53 which is drivingly connected with the plug-in cylinder 52 and slidably fitted on the base 1 , and is installed on the base 1 . The U-shaped plate 54 on the motion plate 53 and the male base plate 55 and the support 56 are fixedly mounted on the U-shaped plate 54. The test male head 51 is installed on the male head base plate through the upper cover plate 57. 55, in this design, the U-shaped block is arranged in cooperation with the positioning block 332; the male base plate 55 and the test male head 51 are fixedly mounted on the upper cover through adjustable equal-height screws Between 57 and the support 56, the height of the test male head 51 can be changed by adjusting the adjustable equal-height screw, so as to ensure that the test male head 51 can be accurately inserted into the product.

The U-shaped plate 54 is mounted on the motion plate 53 through a plurality of equal-height screws 541 and a plurality of third springs 542 set on the equal-height screws 541, and the motion plate 53 is provided with a Several guide pins 531 and several second buffers 532 .

The present invention is applied to the technical field of connector testing equipment.

Claims (9)

1. a kind of connector pin is in the mechanism for testing of inner cavity, it is characterised in that: it includes pedestal (1), is set to the pedestal (1) On support plate pedestal (2), matched with the support plate pedestal (2) support plate mould group (3), be set to support plate pedestal (2) side Needle block mould group (4) and be set to the plug mould group (5) of support plate pedestal (2) other side, the needle block mould group (4) and described slotting Draft group (5) is slidably fitted in respectively on the pedestal (1), and the support plate mould group (3) is equipped with production compatible with product Product seat (31) and pinboard (32), the needle block mould group (4) are equipped with several compatible spies with the pinboard (32) Needle (41), the plug mould group (5) are equipped with test male connector (51) compatible with product.

2. a kind of connector pin according to claim 1 is in the mechanism for testing of inner cavity, it is characterised in that: the support plate mould Group (3) includes compatible support plate (33), the cursor (34) for being hinged on the support plate (33) one end with the support plate pedestal (2) And it is hinged on the buckle (35) of the support plate (33) other end, the cursor (34) matches setting with the buckle (35), The pinboard (32) being fixedly connected with the support plate (33) be mounted on the support plate (33) and the needle block mould group (4) it Between.

3. a kind of connector pin according to claim 2 is in the mechanism for testing of inner cavity, it is characterised in that: the support plate (33) several pilot holes (331) and several locating pieces (332), the pilot hole (331) and the locating piece are equipped with (332) setting is matched with the plug mould group (5), the cursor (34) is equipped with hinged with the cursor (34) It renovates (341), the bottom of the cursor (34) is equipped with buffering blob of viscose (342) compatible with product and several pin holes (343), it is mounted on the first spring (344) on several described pin holes (343) and is matched with first spring (344) and set The straight pin (345) set, the straight pin (345) are fixedly connected with the bottom of the flip lid (341).

4. a kind of connector pin according to claim 2 is in the mechanism for testing of inner cavity, it is characterised in that: the support plate (33) bottom is equipped with machine-processed rice screw (333) and several location holes, and the support plate pedestal (2) is equipped with and the machine-processed rice screw (333) magnet (21) matched and several and the one-to-one positioning pin of the location hole (22).

5. a kind of connector pin according to claim 1 is in the mechanism for testing of inner cavity, it is characterised in that: the pinboard It (32) include male connector mounting plate (321), the switching male connector (322) being packed on the male connector mounting plate (321) and the male connector The soft board (323) of mounting plate (321) connection and the needle plate (324) being connect with the soft board (323), the switching male connector (322) Setting is matched with product, the needle plate (324) is packed on the support plate mould group (3), and the needle plate (324) offers several A compatible test point (325) with the probe (41), the test point (325) and switching male connector (322) telecommunications Number connection.

6. a kind of connector pin according to claim 1 is in the mechanism for testing of inner cavity, it is characterised in that: the needle block mould Group (4) includes the needle block cylinder (42) being packed on the pedestal (1), is sequentially connected and slides with the needle block cylinder (42) and match Close on the pedestal (1) sliding panel (43), be mounted on the sliding panel (43) USB line (44), with the USB line (44) the PCBA pinboard (45) of electric signal connection and the upper needle block (46) that is mounted on the PCBA pinboard (45), it is described on Needle block (46) is equipped with several pin holes (47), and the probe (41) adaptation is mounted on the pin hole (47), described in several Probe (41) is connect with PCBA pinboard (45) electric signal.

7. a kind of connector pin according to claim 6 is in the mechanism for testing of inner cavity, it is characterised in that: the sliding panel (43) it is fixed on two sides the first buffer (431), is set between the upper needle block (46) and the PCBA pinboard (45) The buffer stopper (49) for having second spring (48) and being matched with the second spring (48).

8. a kind of connector pin according to claim 1 is in the mechanism for testing of inner cavity, it is characterised in that: the plug mould Group (5) includes the plug cylinder (52) being packed on the pedestal (1), is sequentially connected and slides with the plug cylinder (52) and match Close on the pedestal (1) maneuvering board (53), the U-shaped board (54) that is mounted on the maneuvering board (53) and be packed in it is described Male connector bottom plate (55), support (56) in U-shaped board (54), the test male connector (51) are mounted on the public affairs by upper cover plate (57) On head bottom plate (55).

9. a kind of connector pin according to claim 8 is in the mechanism for testing of inner cavity, it is characterised in that: the U-shaped board (54) pass through several contour screws (541) and several are set in the third spring on the contour screw (541) one by one (542) be mounted on the maneuvering board (53), the maneuvering board (53) be equipped with several guide pins (531) and several second Buffer (532).