CN109560401B

CN109560401B - Electrical connector

Info

Publication number: CN109560401B
Application number: CN201710874218.3A
Authority: CN
Inventors: 刘晓桐; 陈铭佑; 安德鲁·D·珈图索; 普拉迪普.柯达伊
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Priority date: 2017-09-25
Filing date: 2017-09-25
Publication date: 2020-07-07
Anticipated expiration: 2037-09-25
Also published as: CN109560401A

Abstract

An electric connector can be used for electrically connecting a chip module, and comprises a base body bearing a plurality of conductive terminals, a bearing plate which is positioned in the base body and can transversely move relative to the base body, and a driving piece which is assembled above the base body and can vertically move relative to the base body so as to drive the bearing plate, wherein the driving piece is provided with a driving arm, two sides of the bearing plate are pivoted with rollers, and the base body is provided with a containing groove for containing the rollers and a chute which is communicated with the containing groove and is used for the driving piece to slide up and down; the driving arm drives the roller to roll and move transversely when the driving arm presses the driving part, so that the roller drives the bearing plate to move transversely, and meanwhile, the rolling of the roller can drive the driving arm to move to the bottom of the sliding groove; releasing the driving member, the driving arm rebounds to the original position, thereby reducing the operating force.

Description

Electrical connector

[ technical field ] A method for producing a semiconductor device

The present invention relates to an electrical connector, and more particularly, to an electrical connector for testing a chip module.

[ background of the invention ]

The electric connector is widely applied to the electronic field of computers and the like because of stable electric performance. A conventional socket for testing a processor chip generally includes a base, an upper cover assembled on the base, and a locking member driven by the upper cover, wherein a conductive terminal is accommodated in the base. The upper cover body can move up and down relative to the base, when the upper cover body is pressed, the upper cover body presses the locking piece, the locking piece is in an open state, the processor chip can be installed in the electric connector at the moment, the traditional upper cover body usually has direct hard interference relative to the sliding of the lower cover body, no corresponding sliding assisting measure exists, and along with the increase of the using amount of the chip module, the requirement on the socket for testing the chip module is higher and higher.

Therefore, there is a need to provide a new technical solution to overcome the above-mentioned drawbacks.

[ summary of the invention ]

It is an object of the present invention to provide an electrical connector which is easy to operate.

In order to achieve the purpose, the invention adopts the following technical scheme: an electric connector can be used for electrically connecting a chip module, and comprises a base body bearing a plurality of conductive terminals, a bearing plate which is positioned in the base body and can transversely move relative to the base body, and a driving piece which is assembled above the base body and can vertically move relative to the base body so as to drive the bearing plate, wherein the driving piece is provided with a driving arm, two sides of the bearing plate are pivoted with rollers, and the base body is provided with a containing groove for containing the rollers and a chute which is communicated with the containing groove and is used for the driving piece to vertically slide; the driving arm drives the roller to roll and move transversely when the driving arm presses the driving part, so that the roller drives the bearing plate to move transversely, and meanwhile, the rolling of the roller can drive the driving arm to move to the bottom of the sliding groove; releasing the driving piece, and rebounding the driving arm to the original position.

Furthermore, the base body comprises a base and a terminal seat fixed in the base, the base is rectangular, an accommodating space for fixing the terminal seat is arranged in the middle of the base, and the accommodating space is communicated with the accommodating groove.

Further, the driving arms include a first driving arm and a pair of second driving arms located at two sides of the first driving arm, the pair of second driving arms are located at the same side of the roller, and one of the second driving arms is closer to the first driving arm than the other second driving arm.

Furthermore, the base is provided with two oppositely arranged side walls and end walls respectively connected with two ends of the side walls, the two side walls and the two end walls are arranged in a surrounding mode to form the accommodating space, the accommodating groove and the sliding groove are formed in the inner sides of the side walls, and the idler wheels are higher than the top surfaces of the side walls.

Furthermore, a step part is arranged at the joint of the accommodating groove and the accommodating space, rotating shafts pivoted with the rollers are arranged on two sides of the bearing plate, and the rotating shafts are connected to the step part in an overlapping mode.

Furthermore, the electric connector further comprises a pair of locking devices, the base is provided with an accommodating groove for the locking devices to rotate, when the driving piece is pressed downwards, the first driving arm drives the locking devices to expand outwards so as to be installed in the chip module, and when the driving piece is released, the locking devices lock the chip module.

Furthermore, the driving part is further provided with two opening areas which are respectively positioned on one side of the two second driving arms, the top edge of each opening area is arc-shaped and is matched with the roller wheel, and when the driving part is pressed down to the lowest position, the top edge is contacted with the roller wheel.

Furthermore, the electric connector further comprises a spring, the driving member is of a rectangular frame structure, protruding columns are arranged at four corners of the corresponding base, the spring is sleeved outside the protruding columns, and then the spring is installed in the base.

Furthermore, the bearing plate is provided with a plurality of terminal accommodating holes, the terminal base is provided with a plurality of terminal fixing holes, and the conductive terminal penetrates through the terminal accommodating holes and is fixed to the terminal fixing holes.

Furthermore, the roller can drive the bearing plate to horizontally slide along with the driving of the second driving arm by pressing the driving part, so that the roller also horizontally slides to release the driving part, and the spring can provide elastic force for restoring the driving part to the original position.

Compared with the prior art, the invention has the following beneficial effects: the roller wheels are pivoted on two sides of the bearing plate, the base body is provided with a containing groove for containing the roller wheels and a chute which is communicated with the containing groove and is used for the driving piece to slide up and down, so that in the process of operating the driving piece, the driving piece can be driven to press downwards through the rolling of the roller wheels, the operating force of the driving piece is reduced, and the test process is simplified.

[ description of the drawings ]

Fig. 1 is a perspective view of the electric connector of the present invention after pressing the driving member to the maximum extent.

Fig. 2 is a perspective view of the electrical connector of fig. 1 from another angle.

Fig. 3 is a partially exploded view of the electrical connector shown in fig. 1.

Fig. 4 is a perspective view of the electrical connector of the present invention without the actuator depressed.

Fig. 5 is a perspective view of fig. 4 from another angle.

Fig. 6 is a partially exploded view of fig. 4.

Fig. 7 is an exploded perspective view of fig. 4.

Fig. 8 is a perspective view of fig. 7 from another angle.

Fig. 9 is an exploded view of fig. 7 further exploded.

Fig. 10 is a cross-sectional view taken along line a-a of fig. 4.

Fig. 11 is a cross-sectional view taken along line B-B of fig. 1.

[ description of main element symbols ]

Base 1 of electric connector 100

Base 11 side wall 111

Containing groove 1111 sliding groove 1112

Receiving groove 1113 spacer rib 1114

Mating post 11131 end wall 112

The sliding groove 1121 accommodates the groove 1122

Cylindrical hole 113 positioning column 114

Stepped portion 115 terminal block 12

Terminal fixing hole 121 receiving space 13

Conductive terminal 2 bearing plate 3

Main plate 31 terminal receiving hole 311

Ribs 312 slide arm 32

Protruding part 34 of rotating shaft 33

Driver 4 drives arm 41

First drive arm 411 second drive arm 412

Linkage arm 42 open area 43

Convex column 44 locking device 5

The convex part 511 of the expanding part 51

Hinge 52

springs

35, 53, 7

Pivoting lever 54 roller 6

Fixing plate 8

The following detailed description will further illustrate the invention in conjunction with the above-described figures.

[ detailed description ] embodiments

Hereinafter, an embodiment of the electrical connector 100 of the present invention will be described with reference to fig. 1 to 11. The electrical connector 100 of the present invention is used for testing a chip module (not shown), and the electrical connector 100 includes a base 1 carrying a plurality of conductive terminals 2, a carrier plate 3 located in the base 1 and capable of moving transversely with respect to the base 1, a driving member 4 assembled above the base 1 and capable of moving up and down with respect to the base 1 to drive the carrier plate 3, and a pair of locking devices 5 for locking the chip module.

Referring to fig. 5 to 9, the base 1 includes a base 11 and a terminal block 12 detachably fixed in the base 11. The base 11 is rectangular, an accommodating space 13 for fixing the terminal block 12 is arranged in the middle of the base 11, the base 11 is provided with two side walls 111 arranged oppositely and end walls 112 connected to two ends of the side walls 111 respectively, and the two side walls 111 and the two end walls 112 surround to form the accommodating space 13. The seat body 1 is provided with a containing groove 1111 and a sliding groove 1112 which is communicated with the containing groove 1111 and allows the driving member 4 to slide up and down, two opposite spaced ribs 1114 are arranged between the containing groove 1111 and the sliding groove 1112, a through groove (not numbered) for communicating the containing groove 1111 and the sliding groove 1112 is arranged between the two spaced ribs 1114, the containing groove 1111 and the sliding groove 1112 are arranged on the inner side of the side wall 111, and the containing space 13 is communicated with the containing groove 1111. Four cylindrical holes 113 and four positioning pillars 114 located below the cylindrical holes 113 are recessed downward at four corners of the base 11, that is, the cylindrical holes 113 and the positioning pillars 114 are located at the connection positions of the side walls 111 and the end walls 112.

The loading board 3 is a rectangle, and it is equipped with main board 31, four slide arms 32 from main board 31 four corners downwardly extending, is located the pivot 33 of the two relative longer sides of main board 31 and is located the protruding portion 34 of the two relative shorter sides of main board 31, be equipped with a plurality of rib 312 on the main board 31, the cover is equipped with spring 35 on the protruding portion 34, be equipped with on the internal face of an end wall 112 of base 11 and accept protruding portion 34 and spring 35's accepting groove 1122, protruding portion 34 weak point in the length of spring 35, the pivot 33 of loading board 3 further pin joint has gyro wheel 6. The roller 6 is higher than the top surface of the side wall 111, and the roller 6 is accommodated in the accommodating groove 1111 of the base 11 and slides on the top of the accommodating groove 1111. A step part 115 for overlapping the rotating shaft 33 is arranged at the joint of the accommodating groove 1111 and the accommodating space 13. The carrier plate 3 is provided with a plurality of terminal receiving holes 311, the terminal block 12 is provided with a plurality of terminal fixing holes 121, and the conductive terminal 2 passes through the terminal receiving holes 311 and is fixed by the terminal fixing holes 121. Press driving piece 4, loading board 3 can be for 1 horizontal slip of pedestal, specific, loading board 3 is in base 11 the 12 upside horizontal slips of terminal seat, extrudees when sliding to the leftmost end spring 35 makes spring 35 take place elastic deformation, releases driving piece 4, loading board 3 moves right and resumes to initial position.

As shown in fig. 6 to 9, the driving member 4 is a rectangular frame structure, the driving member 4 is provided with driving arms 41 located at two longer sides of the driving member 4 and linkage arms 42 located at two shorter sides of the driving member, the outer side of the end wall 112 of the base 11 is provided with a sliding groove 1121 for the linkage arms 42 to slide, the driving arms 41 include a first driving arm 411 and a pair of second driving arms 412 located at two sides of the first driving arm 411, the pair of second driving arms 412 are located at the same side of the roller 6, and one of the second driving arms is closer to the first driving arm 411 than the other second driving arm. The driving member 4 is further provided with two opening areas 43 respectively located on the same side of the two second driving arms 412, and the top edge of the opening area 43 is arc-shaped and is matched with the roller 6. When the driving part 4 is pressed, the second driving arm 412 drives the roller 6 to roll and move transversely, so that the roller 6 drives the bearing plate 3 to move transversely, and meanwhile, the rolling of the roller 6 drives the second driving arm 412 to move to the bottom of the sliding groove 1112; when the driving member 4 is released and the driving arm 41 rebounds to the original position, the top edge is in contact with the roller 6 when the driving member 4 is pressed to the maximum position.

Referring to fig. 7 and 9, the electrical connector 100 further includes a spring 7 fixed to the housing 1 and a fixing plate 8. The conductive terminals 2 pass through the terminal receiving holes 311 and the terminal fixing holes 121 and are finally fixed to the fixing plate 8, and the conductive terminals 2 also pass through the bottom of the fixing plate 8. The driving element 4 is provided with a convex column 44 at four corners corresponding to the base 11, the spring 7 is sleeved outside the convex column 44, and the spring 7 is installed in the cylindrical hole 113 of the seat body 1. The locking device 5 comprises an expanding portion 51, a pivoting portion 52 located at two sides of the expanding portion 51 and pivoted to the side wall 111, a spring 53 and a pivoting rod 54 pivoted to the bottom of the expanding portion 51 and the side wall 111, the bottom of the expansion part 51 is provided with two protrusions 511, the base 11 is provided with a receiving groove 1113 for the locking device 5 to rotate, the receiving groove 1113 is provided with two engaging posts 11131, the spring 53 is upwardly sleeved on the protrusion 511 of the locking device 5 and downwardly sleeved on the engaging posts 11131 of the base to provide an elastic force to the locking device 5, the first driving arm 411 facing the locker 5 presses the locker 5 to be expanded to the maximum position, the receiving groove 1113 extends upward through the sidewall 111 of the base 11 and is located between the receiving grooves 1111, and the pivot rod 54 is pivotally installed on the sidewall of the receiving groove 1113. When a chip module is not installed, the expansion portion 51 is locked to the rib, when the driving member 4 is pressed down, the first driving arm 411 drives the locking device 5 to expand outward to install the chip module, and when the driving member 4 is released, the locking device 5 locks the chip module. Since the rib 312 is provided in plural, it is possible to make the size of the locker 5 adjustable, and if the locker 5 is large in size, the locker 5 is locked to the rib 312 which is farther from the inner wall surface of the side wall 111 of the base 11, whereas if the locker 5 is large in size, the locker 5 is locked to the rib 312 which is closer to the inner wall surface of the side wall 111 of the base 11.

Referring to fig. 1 to fig. 6 in combination with fig. 10 and fig. 11, the operation steps are as follows: firstly, the driving member 4 is pressed downwards, the first driving arm 411 drives the locker 5, and simultaneously the second driving arm 412 drives the roller 6 to roll by the second driving arm 412, at this time, the expanding portion 51 of the locker 5 expands outwards, the roller 6 drives the carrier plate 3 to horizontally slide along with the driving of the second driving arm 412, so that the roller 6 also horizontally slides to provide a larger accommodating space for the second driving arm 412; then, the protrusion 34 and the spring 35 of the carrier plate 3 move to the maximum position and can contact the inner wall surface of the receiving slot 1122 of the end wall 112, the second driving arm 412 of the driving element 4 is pressed to the maximum position and can reach the bottom of the sliding slot 1112, the linkage arm 42 slides on the end wall 112 of the base 11, the expanding portion 51 of the locking device 5 expands outward to the maximum position, and the roller 6 contacts the inner wall surface of the receiving slot 1111 near the end wall 112, in this case, the chip module is assembled into the receiving space 13 of the housing 1; finally, the downward pressure of the driving member 4 is removed to release the driving member 4, and the springs 35, 53, and 7 respectively provide elastic force to the loading plate 3, the driving member 4, and the locking device 5 to return to the original positions, so that the locking device 5 locks the chip module downward to perform the test of the chip module.

In summary, in the electrical connector 100 of the present invention, the rollers 6 are pivotally connected to two sides of the loading board 3 through the rotating shafts 33, and the base 1 is provided with an accommodating groove 1111 for accommodating the rollers 6 and a sliding groove 1112 penetrating through the accommodating groove 1111 and allowing the driving member 4 to slide up and down, so that in the process of operating the driving member 4, the driving member 4 can be driven to press down and the loading board 3 can be driven to move to the left by the rolling of the rollers 6, thereby reducing the operating force for operating the driving member 4, simplifying the testing process, and further improving the testing efficiency and facilitating the automation development.

The above description is only a part of the embodiments of the present invention, and not all embodiments, and any equivalent variations of the technical solutions of the present invention, which are made by those skilled in the art through reading the present specification, are covered by the claims of the present invention.

Claims

1. The utility model provides an electric connector, can be used to electric connection chip module, this electric connector is including the pedestal that bears a plurality of conductive terminal, be located the pedestal and can do lateral shifting's loading board and group joint in the pedestal top can be for the driving piece of pedestal up-and-down motion in order to drive the loading board, the driving piece is equipped with actuating arm, its characterized in that: the base body is provided with a containing groove for containing the roller and a chute which is communicated with the containing groove and is used for the driving piece to slide up and down; pressing the driving part, wherein the driving arm is in rolling fit with the roller and drives the bearing plate to move transversely, and meanwhile, the rolling of the roller can drive the driving arm to move to the bottom of the sliding groove; releasing the driving piece, rebounding the driving arm to the original position, wherein an opening area is concavely arranged on the lower edge of the driving piece, is arc-shaped and is matched with the roller, and when the driving piece is pressed down to the lowest position, the opening area is in buckling contact with the upper edge of the roller.

2. The electrical connector of claim 1, wherein: the idler wheels are at least provided with a pair of idler wheels and are pivoted to two sides of the bearing plate, the driving piece is pressed, the idler wheels transversely move in the accommodating groove under the pushing of the driving arms while the driving arms are in rolling fit with the idler wheels, and the bearing plate is driven to transversely move.

3. The electrical connector of claim 1, wherein: the rollers are arranged in two pairs and are pivoted to two sides of the bearing plate simultaneously.

4. The electrical connector of claim 3, wherein: the driving arms comprise a first driving arm and a pair of second driving arms positioned on two sides of the first driving arm, the pair of second driving arms are positioned on the same side of the roller, and one second driving arm is closer to the first driving arm than the other second driving arm.

5. The electrical connector of claim 4, wherein: the base comprises a base and a terminal seat fixed in the base, the base is rectangular, an accommodating space for fixing the terminal seat is formed in the middle of the base, the accommodating space is communicated with the accommodating groove, the base is provided with two oppositely arranged side walls and end walls respectively connected with two ends of the side walls, the two side walls and the two end walls are surrounded to form the accommodating space, the accommodating groove and the sliding groove are formed in the inner side of the side walls, and the roller is higher than the top surfaces of the side walls.

6. The electrical connector of claim 5, wherein: the connecting part of the accommodating groove and the accommodating space is provided with a step part, two sides of the bearing plate are provided with rotating shafts which are pivoted with the rollers, and the rotating shafts are lapped to the step part.

7. The electrical connector of claim 6, wherein: the electric connector further comprises a pair of locking devices, the base is provided with a containing groove for the locking devices to rotate, when the driving piece is pressed down, the first driving arm drives the locking devices to expand outwards so as to be loaded into the chip module, and when the driving piece is released, the locking devices lock the chip module.

8. The electrical connector of claim 7, wherein: the driving part is provided with two opening areas, and the two opening areas are respectively positioned on one sides of the two second driving arms.

9. The electrical connector of claim 8, wherein: the electric connector further comprises a spring, the driving piece is of a rectangular frame structure, protruding columns are arranged at the four corners of the corresponding base, the springs are sleeved outside the protruding columns, and then the springs are installed in the base body.

10. The electrical connector of claim 9, wherein: the roller can horizontally slide under the driving of the second driving arm by pressing the driving part so as to drive the bearing plate to horizontally slide, the driving part is released, and the spring can provide elastic force for restoring the driving part to the original position.