Drawer type male and female joint butt joint mechanism
By designing a drawer-type male and female head docking mechanism, using sliding fit and pneumatic connection technologies, the problem of cumbersome and time-consuming wiring during replacement of the PCBA board functional test maternal and child fixture in the existing technology has been solved, and efficient, accurate, Safe docking operation reduces the difficulty and cost of replacement.
Patent Information
- Application Number
- CN202323304216.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-05
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2033-12-05
AI Technical Summary
During the replacement of the existing PCBA board functional test, the wiring is cumbersome, time-consuming and labor-intensive, inefficient, and the wiring accuracy is not high, making mistakes prone to errors, and there is a risk of breaking the original wiring by mistake when replacing the sub-fix.
A drawer-type male and female head docking mechanism is designed, including a compatible female fixing frame and a drawer-type child fixing device. The docking is achieved through sliding cooperation, and the L-shaped female head fixing plate, guide bracket, roller, reinforcement rib, and buffering are used. The structures such as the device, butt female and adapter male improve the butt accuracy and safety, and are fixed by pneumatic connection and tightening plunger to ensure stability.
It greatly reduces the difficulty of manual docking operations, improves docking efficiency and accuracy, is simple to operate, saves time and effort, has a simple structure, saves costs, and makes the fixture replacement more convenient and quick.
Smart Images
Figure CN222234110U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a male and female head docking mechanism, in particular to a drawer type male and female head docking mechanism. Background Art
[0002] As the functions of electronic products become more and more complex, the testing of electronic products is becoming more and more cumbersome. Functional testing is one of the most important links in the production process of electronic products. Through testing, functional defects such as open circuits and short circuits that are not easy to detect visually can be found.
[0003] At present, the existing mother-and-child jigs for PCBA board functional testing are mainly divided into lower molds and upper molds. The lower mold of the mother-and-child jig is fixed, and the upper mold is a replaceable sub-jig. Each test needs to replace different sub-jigs according to the test situation (different models of the product to be tested or updated products). After replacement, the sub-jig and the mother-jig need to be manually reconnected to meet the test requirements. However, in the process of replacing the sub-jig, not only is the wiring cumbersome, time-consuming and labor-intensive, and inefficient, but the wiring accuracy is not high and it is easy to make mistakes. When replacing the sub-jig again, manual operation is prone to the risk of breaking the original wiring. Therefore, it is necessary to propose a new technical solution to solve the above problems. Utility Model Content
[0004] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a drawer-type male and female head docking mechanism which is simple in structure, saves time and effort, has high docking accuracy and efficiency, is safe and reliable, saves costs, and is convenient for replacement and maintenance.
[0005] The technical solution adopted by the utility model is: the utility model comprises a compatible female fixture frame and a plurality of drawer-type sub-fixtures, the plurality of drawer-type sub-fixtures are all slidably matched with the compatible female fixture frame, the compatible female fixture frame is provided with a plurality of docking female heads, and the plurality of drawer-type sub-fixtures are provided with a plurality of adapter male heads adapted to the docking female heads.
[0006] Furthermore, the compatible female fixture frame includes an L-shaped female head fixing plate, and guide brackets are vertically arranged at both ends of the L-shaped female head fixing plate.
[0007] Furthermore, several of the drawer-type sub-jigs include an upper needle plate and a carrier plate, the upper needle plate is arranged at the upper end of the carrier plate, several of the adapter male heads are arranged at the front end of the upper needle plate, and a push-pull handle is arranged at the rear end of the upper needle plate.
[0008] Furthermore, a plurality of rollers are arranged in parallel on the two guide brackets.
[0009] Furthermore, two reinforcing ribs are arranged on the L-shaped female head fixing plate, and a buffer is arranged between the two reinforcing ribs.
[0010] Furthermore, several of the docking female connectors include a socket and several guide pins, and the several guide pins are arranged around the socket. Several of the adapter male connectors include a plug adapted to the socket and several guide holes adapted to the several guide pins.
[0011] Furthermore, at least one of the docking female connectors is provided with a pneumatic male connector, and at least one of the adapter male connectors is provided with a pneumatic female connector that is adapted to the pneumatic male connector.
[0012] Furthermore, tightening plungers are provided on the two guide brackets.
[0013] Furthermore, a U-shaped connecting plate is provided at the front ends of the two guide brackets.
[0014] Furthermore, guide grooves 18 adapted to the two ends of the carrier plate 22 are provided on both side plates of the U-shaped connecting plate 17 .
[0015] Compared with the prior art, the utility model has the following beneficial effects: the utility model pushes the drawer-type sub-jig to slide on the compatible mother-jig frame, so that the docking female head and the docking female head are plugged together to complete the docking, which greatly reduces the difficulty of manual docking and improves the docking efficiency. It not only has the advantages of simple and convenient operation, time and labor saving, good stability and high positioning accuracy, but also has a simple structure and saves costs. The structural design of the drawer-type sub-jig makes the fixture replacement more convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0017] Figure 2 is a structural schematic diagram of the compatible mother fixture frame;
[0018] Figure 3 is a structural schematic diagram of the drawer-type sub-jig;
[0019] Figure 4 is a structural schematic diagram of the docking female connector and the adapter male connector;
[0020] Figure 5 It is a structural schematic diagram of the U-shaped connecting plate. DETAILED DESCRIPTION
[0021] like Figures 1 to 5As shown, in this embodiment, the utility model includes a compatible female fixture frame 1 and a plurality of drawer-type sub-jigs 2, and the plurality of drawer-type sub-jigs 2 are all slidably matched with the compatible female fixture frame 1, and the compatible female fixture frame 1 is provided with a plurality of docking female heads 3, and the plurality of drawer-type sub-jigs 2 are provided with a plurality of adapter male heads 4 adapted to the docking female heads 3. It can be seen from the above scheme that the compatible female fixture frame 1 is used to fix the plurality of docking female heads 3, and the plurality of docking female heads 3 are connected to external testing equipment, and the plurality of drawer-type sub-jigs 2 are all used to install different models or updated iterations of products and connect with the plurality of adapter male heads 4, and the docking of the plurality of docking female heads 3 and the plurality of adapter male heads 4 can be achieved by pushing the drawer-type sub-jig 2 to slide on the compatible female fixture frame 1. Therefore, compared with the prior art, the utility model only needs to push the drawer-type sub-jig 2 to slide on the compatible mother-jig frame 1 so that the docking female head 3 cooperates with the docking female head 3 to complete the docking, which greatly reduces the difficulty of manual docking and improves the docking efficiency. It is not only simple to operate, but also time-saving and labor-saving, and cost-saving. Through the structural design of the drawer-type sub-jig, the fixture replacement is more convenient and quick.
[0022] like Figure 2 As shown, in this embodiment, the compatible female fixture frame 1 includes an L-shaped female head fixing plate 11, and the plurality of docking female heads 3 are fixed on the L-shaped female head fixing plate 11 by screws. Guide brackets 12 are vertically arranged at both ends of the L-shaped female head fixing plate 11, and the two guide brackets 12 are respectively fixed at both ends of the L-shaped female head fixing plate 11 by screws. The two guide brackets 12 guide the drawer-type sub-jig 2, thereby improving the docking accuracy of the utility model.
[0023] like Figure 3 As shown, in this embodiment, the plurality of drawer-type sub-jigs 2 all include an upper needle plate 21 and a carrier plate 22, the upper needle plate 21 is arranged at the upper end of the carrier plate 22, the plurality of adapter male heads 4 are arranged at the front end of the upper needle plate 21, and a push-pull handle 23 is arranged at the rear end of the upper needle plate 21. It can be seen that the carrier plate 22 is used to fix the upper needle plate 21, and the carrier plate 22 is pushed by the push-pull handle 23, so that the carrier plate 22 slides forward, thereby allowing the plurality of adapter male heads 4 to dock with the plurality of docking female heads 3.
[0024] like Figure 2 As shown, in this embodiment, a plurality of rollers 13 are arranged in parallel on the two guide brackets 12 , and the plurality of rollers 13 are respectively arranged on the inner side walls of the two guide brackets 12 , and the plurality of rollers 13 make the sliding of the carrier plate 22 more stable and smooth.
[0025] like Figure 1 As shown, in this embodiment, two reinforcing ribs 14 are provided on the L-shaped female head fixing plate 11, and a buffer 15 is provided between the two reinforcing ribs 14. It can be seen that the two reinforcing ribs 14 are used to improve the structural strength of the L-shaped female head fixing plate 11, and the buffer 15 corresponds to the front end of the carrier plate 22 and is used to buffer the movement of the carrier plate 22, so that the plurality of adapter male heads 4 and the plurality of docking female heads 3 can be docked more smoothly.
[0026] like Figure 4 As shown, in this embodiment, the plurality of docking female heads 3 each include a socket 31, a plurality of guide pins 32 and a female head fixing plate 81, the female head fixing plate 81 is fixedly arranged on the L-shaped female head fixing plate 11, the socket 31 and the plurality of guide pins 32 are arranged on the female head fixing plate 81, the plurality of guide pins 32 are arranged around the socket 31, the plurality of transfer male heads 4 each include a plug 41 adapted to the socket 31 and a plurality of guide holes 42 adapted to the plurality of guide pins 32, the plug 41 and the plurality of guide holes 42 are arranged on the male head fixing plate 82, and the male head fixing plate 82 is fixedly arranged on the carrier plate 22. It can be seen that the plurality of docking female heads 3 respectively correspond to the plurality of transfer male heads 4, the plurality of guide pins 32 and the plurality of guide holes 42 play a guiding role when the socket 31 and the plug 41 are matched, and the docking accuracy of the utility model is further improved.
[0027] like Figure 1 As shown, in the present embodiment, at least one of the docking female connector 3 is provided with a pneumatic connection male connector 34, and at least one of the adapter male connector 4 is provided with a pneumatic connection female connector 35 adapted to the pneumatic connection male connector 34, and the pneumatic connection female connector 35 is connected to the upper needle plate 21 through a pneumatic connection seat 83, and the pneumatic connection male connector 34 corresponds to the pneumatic connection female connector 35, and when the socket 31 and the plug 41 are docked, the pneumatic connection male connector 34 and the pneumatic connection female connector 35 are docked synchronously.
[0028] like Figure 2 As shown, in this embodiment, tightening plungers 16 are provided on the two guide brackets 12, and limiting holes 84 adapted to the tightening plungers 16 are provided on both sides of the carrier plate 22. The tightening plunger 16 is used to insert the tightening plunger 16 into the limiting hole 84 when the pneumatic connection male head 34 is docked with the pneumatic connection female head 35 to fix the carrier plate 22, thereby ensuring the stability of the test.
[0029] like Figure 2 and Figure 5As shown, in this embodiment, a U-shaped connecting plate 17 is provided at the front end of the two guide brackets 12 , and the U-shaped connecting plate 17 is fixed to the front end of the two guide brackets 12 by screws to ensure the stability of the two guide brackets 12 .
[0030] like Figure 5 As shown, in this embodiment, guide grooves 18 adapted to the two ends of the carrier plate 22 are provided on both side plates of the U-shaped connecting plate 17, and the guide grooves 18 are used to ensure that the carrier plate 22 enters the position of the guide bracket 12, and plays a positioning role, so that the drawer-type sub-jig 2 can be quickly and accurately pushed into the compatible mother jig frame 1 for docking.
[0031] In this embodiment, the working principle of the utility model is:
[0032] Push the drawer-type sub-jig 2 containing the product to be tested into the compatible female jig frame 1 through the guide groove 18 until the plug 41 is inserted into the socket 31, and the docking of the plurality of docking female heads 3 and the plurality of adapter male heads 4 is completed, insert the tightening plunger 16 into the limiting hole 84, fix the carrier plate 22, and start the test. After the test is completed, pull out the tightening plunger 16, pull out the drawer-type sub-jig 2 to replace the next group, and repeat the cycle in sequence.
[0033] Although the embodiments of the present invention are described with practical solutions, they do not constitute limitations on the meaning of the present invention. For those skilled in the art, it is obvious to modify the implementation scheme and combine it with other solutions based on this description.
Claims
1. A drawer-type male and female joint mechanism, comprising a compatible female fixture frame (1) and a plurality of drawer-type sub-fixtures (2), characterized in that: The plurality of drawer-type sub-jigs (2) are slidably matched with the compatible female jig frame (1); the compatible female jig frame (1) is provided with a plurality of docking female heads (3); and the plurality of drawer-type sub-jigs (2) are provided with a plurality of adapter male heads (4) adapted to the docking female heads (3).
2. The drawer-type male-female joint mechanism according to claim 1, characterized in that: The compatible female fixture frame (1) comprises an L-shaped female head fixing plate (11), and guide brackets (12) are vertically arranged at both ends of the L-shaped female head fixing plate (11).
3. The drawer-type male and female joint mechanism according to claim 2, characterized in that: The plurality of drawer-type sub-jigs (2) each comprise an upper needle plate (21) and a carrier plate (22); the upper needle plate (21) is arranged at the upper end of the carrier plate (22); the plurality of adapter male heads (4) are arranged at the front end of the upper needle plate (21); and a push-pull handle (23) is arranged at the rear end of the upper needle plate (21).
4. The drawer-type male-female joint mechanism according to claim 2, characterized in that: A plurality of rollers (13) are arranged in parallel on the two guide brackets (12).
5. The drawer-type male-female joint mechanism according to claim 2, characterized in that: Two reinforcing ribs (14) are arranged on the L-shaped female head fixing plate (11), and a buffer (15) is arranged between the two reinforcing ribs (14).
6. The drawer-type male-female joint mechanism according to claim 1, characterized in that: The plurality of docking female connectors (3) each comprise a socket (31) and a plurality of guide pins (32), wherein the plurality of guide pins (32) are arranged around the socket (31), and the plurality of adapter male connectors (4) each comprise a plug (41) adapted to the socket (31) and a plurality of guide holes (42) adapted to the plurality of guide pins (32).
7. The drawer-type male-female joint mechanism according to claim 1, characterized in that: At least one of the docking female heads (3) is provided with a pneumatic connection male head (34), and at least one of the adapter male heads (4) is provided with a pneumatic connection female head (35) adapted to the pneumatic connection male head (34).
8. The drawer-type male-female joint mechanism according to claim 2, characterized in that: Tightening plungers (16) are provided on the two guide brackets (12).
9. The drawer-type male-female joint mechanism according to claim 3, characterized in that: A U-shaped connecting plate (17) is provided at the front ends of the two guide brackets (12).
10. The drawer-type male-female joint mechanism according to claim 9, characterized in that: Both side plates of the U-shaped connecting plate (17) are provided with guide grooves (18) adapted to the two ends of the carrier plate (22).