Backboard high-speed connector crimping device

Abstract

The utility model discloses a rear panel high-speed connector crimping device. The device comprises a bottom plate, a circuit board carrying disc, an upper pressure head jig and a lower jig, the upper pressure head jig is arranged on the upper die of the crimping machine; the lower jig is mounted on the bottom plate; the bottom plate is mounted on a lower die of the crimping machine; the upper pressure head jig is positioned above the lower jig; the circuit board carrying disc is located between the upper pressing head jig and the lower jig and movably connected with the bottom plate. The circuit board carrying disc is provided with a through hole structure. The device has the advantages of exquisite structure, simplicity and convenience in operation, capability of realizing continuous crimping, smoothness in crimping and high positioning precision.

Description

TECHNICAL FIELD

[0001] The utility model relates to a backboard high -speed connector crimping device. BACKGROUND

[0002] The backboard connector is a kind of connector commonly used by large communication equipment, ultra-high performance server and giant computer, industrial computer, high-end storage device.The main role of backboard connector is to connect single board and backboard, so that single board and backboard are connected vertically at 90 degrees, and high-speed differential signal or single-ended signal is transmitted and large current is transmitted.Through the development of science and technology, the emergence of high-speed backboard connector improves one level compared with backboard connector, and high-speed backboard connector has the characteristics of multiple cores (110 cores), and is a kind of connector for transmitting high-frequency data, high-speed data and signal;But in the crimping of high-speed backboard connector and circuit board, the high-speed backboard connector is unevenly stressed, the positioning accuracy of high-speed backboard connector is deviated, so that the high-speed backboard connector exists deflection in the crimping process, cannot be assembled completely perpendicular to the direction of backboard (circuit board), so that there is an inclination angle between the bottom end surface of high-speed connector and the upper surface of backboard, and even the board connector on the backboard cannot be plugged in, which seriously affects the assembly and connector performance, affects the transmission performance of high-speed signal, and manual crimping exists uneven force difference, and manual crimping connector cannot completely avoid all pins, and the whole crimping surface of connector is stressed, resulting in that part of pins of backboard connector is not crimped in place, which affects the transmission performance of high-speed signal.

[0003] Therefore, it is necessary to develop a backboard high-speed connector crimping device for flat crimping of high-speed backboard connector and circuit board. SUMMARY

[0004] The utility model aims at providing a backboard high-speed connector crimping device, which is compact in structure, easy to operate, can realize continuous crimping, is flat in crimping and high in positioning accuracy.

[0005] In order to realize the above-mentioned purpose, the technical scheme of the utility model is as follows: a backboard high-speed connector crimping device, comprising a bottom plate, a circuit board carrier disc, an upper pressure head jig and a lower jig.

[0006] The upper pressure head jig is installed on the upper die of the crimping machine.

[0007] The lower jig is installed on the bottom plate, and the bottom plate is installed on the lower die of the crimping machine.

[0008] The upper pressure head jig is located above the lower jig.

[0009] The circuit board carrier disc is located between the upper pressure head jig and the lower jig and is movably connected with the bottom plate.

[0010] The circuit board carrier disc is provided with a through hole structure.

[0011] In the above technical solution, the circuit board carrier disc is in a groove structure with an open upper end.

[0012] The through hole structure is located on the groove bottom of the circuit board carrier disc and between the upper pressing head fixture and the lower fixture.

[0013] In the above technical solution, a plurality of through hole structures are arranged on the circuit board carrier disc.

[0014] The plurality of through hole structures are arranged at intervals.

[0015] In the above technical solution, the upper pressing head fixture has a plurality of upper pressing head fixtures; the plurality of upper pressing head fixtures are arranged at intervals.

[0016] The lower fixture has a plurality of lower fixtures; the plurality of lower fixtures are arranged at intervals; the upper pressing head fixture is located directly above the lower fixture and corresponds to the lower fixture one-to-one.

[0017] In the above technical solution, a first concave structure is arranged on the pressing surface of the upper pressing head fixture.

[0018] The first concave structure matches the outer side surface of the high-speed backplane connector.

[0019] In the above technical solution, a second concave structure is arranged on the pressing surface of the lower fixture.

[0020] The second concave structure matches the inner side surface of the high-speed backplane connector.

[0021] In the above technical solution, a groove structure is arranged on the bottom plate; the lower fixture is installed in the groove structure.

[0022] In the above technical solution, the groove structure is in an inverted T-shaped structure.

[0023] In the above technical solution, a guide rail is arranged on the bottom plate.

[0024] A sliding block stopper is arranged at the end of the guide rail.

[0025] A sliding block is arranged on the guide rail and between the sliding block stoppers arranged at intervals.

[0026] The circuit board carrier disc is installed on the sliding block.

[0027] The utility model has the following advantages:

[0028] (1) The precise upper pressing head fixture and the lower fixture with adjustable positions cooperate to make the high-speed backplane connector bear force evenly, so that the high-speed backplane connector is pressed flat, accurately and closely with the circuit board to be pressed, without lifting and gap, and the transmission performance of high-speed signals is improved.

[0029] (2) The applicability of the utility model is improved, so that the utility model is suitable for the circuit board to be crimped with a single high-speed backboard connector, and is also suitable for the circuit board to be crimped with different intervals and multiple high-speed backboard connectors; meanwhile, the utility model can realize the movement of the circuit board carrier disc, adjust the position of the circuit board to be crimped, realize the continuous crimping of the high-speed backboard connector on the circuit board to be crimped, and improve the crimping efficiency of the high-speed backboard connector and the circuit board to be crimped.

[0030] (3) When multiple circuit boards are crimped, the circuit board to be crimped only needs to be placed in the slot structure of the circuit board carrier disc, so that the circuit board carrier disc does not need to be positioned repeatedly, the operation is simple, and the crimping precision and working efficiency of the high-speed backboard connector and the circuit board to be crimped are improved. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a structural schematic view of the utility model.

[0032] Figure 2 It is a working structural schematic view of the utility model in which the circuit board to be crimped is installed on the circuit board carrier disc, and the high-speed backboard connector is crimped.

[0033] Figure 3 It is a structural schematic view of the utility model in which the circuit board carrier disc is missing.

[0034] Figure 4 It is a working structural schematic view of the utility model in which the upper pressing head jig corresponds to the lower jig, and the high-speed backboard connector is crimped.

[0035] Figure 5 It is a structural schematic view of the upper pressing head jig in the utility model.

[0036] Figure 6 It is a structural schematic view of the lower jig in the utility model.

[0037] Figure 7 It is a three-dimensional structural schematic view of the high-speed backboard connector in the utility model.

[0038] Figure 8 It is a side view of the high-speed backboard connector in the utility model.

[0039] Figure 9 It is a three-dimensional structural schematic view of the finished product after the high-speed backboard connector is crimped with the circuit board to be crimped.

[0040] Figure 10 It is a main view structural schematic view of the finished product after the high-speed backboard connector is crimped with the circuit board to be crimped.

[0041] 1-base plate, 1.1-guide rail, 1.2-sliding block, 1.3-sliding block stopper, 2-circuit board carrier plate, 2.1-through hole structure, 2.2-groove structure, 3-upper pressing head jig, 3.1-first concave structure, 4-lower jig, 4.1-second concave structure, 5-high-speed back plate connector, 6-circuit board to be pressed. DETAILED DESCRIPTION

[0042] The embodiments of the present application will be described in detail below with reference to the drawings, but they do not constitute a limitation on the present application, but only serve as an example. At the same time, through the description, the advantages of the present application are more clear and easy to understand.

[0043] As can be seen from the drawings: a back plate high-speed connector crimping device, comprising a base plate 1, a circuit board carrier plate 2, an upper pressing head jig 3 and a lower jig 4;

[0044] The upper pressing head jig 3 is installed on the upper die of the crimping machine;

[0045] The lower jig 4 is installed on the base plate 1; the base plate 1 is installed on the lower die of the crimping machine;

[0046] The upper pressing head jig 3 is located above the lower jig 4;

[0047] The circuit board carrier plate 2 is located between the upper pressing head jig 3 and the lower jig 4, and is movably connected with the base plate 1;

[0048] The through hole structure 2.1 is provided on the circuit board carrier plate 2.

[0049] Further, the circuit board carrier plate 2 is a groove structure with an open upper end; when multiple circuit boards are crimped, only the circuit board to be pressed 6 needs to be placed in the groove structure of the circuit board carrier plate 2, without the need to repeatedly position the circuit board carrier plate 2, the operation is simple, and the crimping precision and working efficiency of the high-speed back plate connector 5 and the circuit board to be pressed 6 are improved;

[0050] The through hole structure 2.1 is located on the groove bottom of the circuit board carrier plate 2, and between the upper pressing head jig 3 and the lower jig 4.

[0051] Further, a plurality of through hole structures 2.1 are provided on the circuit board carrier plate 2;

[0052] The plurality of through hole structures 2.1 are arranged at intervals.

[0053] Further, the upper pressing head jig 3 has a plurality of upper pressing head jigs 3; the plurality of upper pressing head jigs 3 are arranged at intervals;

[0054] The lower fixture 4 is provided with a plurality of lower fixtures 4; the plurality of lower fixtures 4 are arranged at intervals; the upper pressing head fixture 3 is located directly above the lower fixture 4 and corresponds to the lower fixture 4 one by one; the applicability of the utility model is improved, so that the utility model is suitable for the circuit board to be pressed and connected with a single group of high-speed backboard connector, and is also suitable for the circuit board with different intervals and requiring a plurality of high-speed backboard connectors.

[0055] Further, the upper pressing head fixture 3 is provided with two upper pressing head fixtures 3; the two upper pressing head fixtures 3 are arranged at intervals; the interval of the two upper pressing head fixtures 3 can be adjusted to a suitable position (the upper pressing head fixture 3 is fixed in the groove on the upper die of the pressing machine through a screw, the upper pressing head fixture 3 moves in the groove, the position of the upper pressing head fixture 3 can be adjusted through the groove, and after the upper pressing head fixture 3 is aligned with the lower fixture 4, the upper pressing head fixture 3 is locked and fixed by a screw), and the pressing precision of the high-speed backboard connector 5 and the circuit board 6 to be pressed;

[0056] The lower fixture 4 is provided with two lower fixtures 4; the two lower fixtures 4 are arranged at intervals; the upper pressing head fixture 3 is located directly above the lower fixture 4 and corresponds to the lower fixture 4 one by one.

[0057] The upper pressing head fixture 3 and the lower fixture 4 can also be set to other numbers according to actual production needs, such as being set to three, four, five, etc.

[0058] Further, the pressing surface of the upper pressing head fixture 3 is provided with a first concave structure 3.1;

[0059] The first concave structure 3.1 matches the outer side surface of the high-speed backboard connector 5.

[0060] Further, the pressing surface of the lower fixture 4 is provided with a second concave structure 4.1;

[0061] The second concave structure 4.1 matches the inner side surface of the high-speed backboard connector 5, the structure of the lower fixture 4 is precise, so that the high-speed backboard connector 5 is uniformly stressed during pressing, and is precisely and closely attached to the circuit board 6 to be pressed, without tilting and gap, improving the transmission performance of high-speed signals; the problems of uneven stress of the high-speed backboard connector 5 during pressing caused by uneven force of artificial pressing, and the inclination of the high-speed connector during the pressing process are solved, the deviation of the positioning accuracy in the pressing process of the high-speed connector in the prior art is solved, the high-speed connector is not completely perpendicular to the backboard direction during the pressing process, so that there is an inclination angle between the bottom end surface of the high-speed connector and the upper surface of the backboard, and the transmission performance of high-speed signals is affected.

[0062] Further, the bottom plate 1 is provided with a groove structure 2.2; the lower jig 4 is installed in the groove structure 2.2; the lower jig 4 can slide in the groove structure 2.2 on the bottom plate, adjust the spacing between the plurality of lower jigs 4, and after the lower jig 4 is adjusted to the appropriate position, the lower jig 4 and the bottom plate 1 are locked by the bottom screw, and the spacing between the lower jigs 4 is consistent with the spacing between the upper pressure head jigs 3; the utility model adopts the scheme of simultaneously pressing a plurality of back plate connectors, and the spacing of the plurality of upper pressure head jigs 3 and the plurality of lower jigs 4 can be adjusted according to the distance of the high-speed back plate connector on the pressing plate, and the guide rail sliding structure (which is the connecting structure of the guide rail 1.1, the sliding block 1.2 and the circuit board carrier disc 2) is used for the carrier plate, so that the positioning frequency of the high-speed back plate connector 5 and the circuit board is reduced, and the efficiency is high; the problems of the prior art, such as the scheme of pressing the back plate connector one by one when pressing a plurality of back plate connectors (such as bus plates) on the same circuit board, the need for repeated positioning of the high-speed back plate connector and the circuit board, and low processing efficiency are solved.

[0063] Further, the groove structure 2.2 is in inverted T-shaped structure, so that the position of the lower jig 4 can be stably and accurately adjusted.

[0064] Further, the bottom plate 1 is provided with a guide rail 1.1;

[0065] The sliding block stopper 1.3 is arranged at the end of the guide rail 1.1;

[0066] The sliding block 1.2 is arranged on the guide rail 1.1 and located between the interval arranged sliding block stoppers 1.3; the utility model realizes the movement and adjustment of the circuit board carrier disc 2 through the guide rail sliding, adjusts the position of the to-be-pressed circuit board 6, realizes the continuous pressing of the high-speed back plate connector 5 on the to-be-pressed circuit board 6, and improves the working efficiency;

[0067] The circuit board carrier disc 2 is installed on the sliding block 1.2; the guide rail 1.1 is fixed on the bottom plate 1 through screws, the sliding block 1.2 and the sliding block stopper 1.3 are installed on the guide rail 1.1, the sliding block 1.2 can move on the guide rail 1.1, and the bottom plate 1 is fixed on the servo pressing machine through screws.

[0068] The working process of the back plate high-speed connector pressing device is as follows:

[0069] First, the high-speed backplane connector 5 is placed on the lower jig 4 as shown in the figure, the first inner recess structure 3.1 of the lower jig 3 precisely leaves the pins on the outer side of the high-speed backplane connector 5, and makes the high-speed backplane connector 5 uniformly compressed, so that the high-speed backplane connector 5 on the lower jig 3 is flat and has no gap, then the circuit board to be pressed 6 is placed in the circuit board loading disc 2, the servo press machine controls the pressing depth and pressure of the upper pressing head jig 3, thereby controlling the pressing depth of the high-speed backplane connector 5 and the circuit board to be pressed 6, after a group of high-speed backplane connectors 5 are pressed in, the circuit board loading disc 2 is moved by the slider 1.2 to repeat the above operation, that is, the second group of high-speed backplane connectors 5 are pressed into the circuit board to be pressed 6, until the high-speed backplane connector 5 is pressed with the circuit board to be pressed 6.

[0070] Other parts not described belong to the prior art.

Claims

1. A backplane high-speed connector crimping device, characterized in that: It includes a base plate (1), a circuit board carrier (2), an upper pressure head fixture (3), and a lower fixture (4); The upper pressure head fixture (3) is installed on the upper die of the crimping machine; The lower jig (4) is installed on the base plate (1); the base plate (1) is installed on the lower die of the pressing machine; The upper pressure head fixture (3) is located above the lower fixture (4); The circuit board carrier (2) is located between the upper pressure head fixture (3) and the lower fixture (4) and is movably connected to the base plate (1); A through-hole structure (2.1) is provided on the circuit board carrier (2).

2. The backplane high-speed connector crimping device according to claim 1, characterized in that: The circuit board carrier (2) has a slot-shaped structure with an opening at the top; The through-hole structure (2.1) is located on the bottom of the groove of the circuit board carrier (2) and between the upper pressure head fixture (3) and the lower fixture (4).

3. The backplane high-speed connector crimping device according to claim 1 or 2, characterized in that: Multiple through-hole structures (2.1) are provided on the circuit board carrier (2); Multiple through-hole structures (2.1) are arranged at intervals.

4. The backplane high-speed connector crimping device according to claim 3, characterized in that: There are multiple upper pressure head fixtures (3); the multiple upper pressure head fixtures (3) are arranged at intervals; There are multiple lower jigs (4); the multiple lower jigs (4) are arranged at intervals; the upper pressure head jig (3) is located directly above the lower jigs (4) and corresponds one-to-one with the lower jigs (4).

5. The backplane high-speed connector crimping device according to claim 4, characterized in that: A first concave structure (3.1) is provided on the pressing surface of the upper pressure head fixture (3); The first recessed structure (3.1) matches the outer surface of the high-speed backplane connector (5).

6. The backplane high-speed connector crimping device according to claim 5, characterized in that: A second concave structure (4.1) is provided on the pressing surface of the lower fixture (4); The second recessed structure (4.1) matches the inner side of the high-speed backplane connector (5).

7. The backplane high-speed connector crimping device according to claim 6, characterized in that: A groove structure (2.2) is provided on the base plate (1); the lower fixture (4) is installed in the groove structure (2.2).

8. The backplane high-speed connector crimping device according to claim 7, characterized in that: The groove structure (2.2) has an inverted T-shaped structure.

9. The backplane high-speed connector crimping device according to claim 8, characterized in that: A guide rail (1.1) is installed on the base plate (1); The slider stop (1.3) is located at the end of the guide rail (1.1); The slider (1.2) is mounted on the guide rail (1.1) and positioned between the spaced slider stops (1.3); The circuit board carrier (2) is mounted on the slider (1.2).

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