CN219698044U

CN219698044U - Pin crimping device for manually crimping PCBA pins

Info

Publication number: CN219698044U
Application number: CN202223086923.2U
Authority: CN
Inventors: 刘杰; 张�浩; 傅学超
Original assignee: Hainachuan Haila Electronics Jiangsu Co ltd
Current assignee: Hainachuan Haila Electronics Jiangsu Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-09-15
Anticipated expiration: 2032-11-16

Abstract

The utility model provides a contact pin crimping device of manual crimping PCBA contact pin, crimping device's middle part is equipped with positioner, crimping device include locating base, push down stand and spliced pole, locating base's top be equipped with positioner, the bottom surface of spliced pole be equipped with pressure head and last spacing post, positioner include guide post, reference column, damping post, contact pin place piece and lower spacing post, be equipped with the PCBA board in the positioner, PCBA board about both ends all run through be equipped with the reference column, PCBA board front and back side's outside is equipped with the guide post, PCBA board's below side department is equipped with the damping post, through set up crimping device and positioner on simple locking manual press can save the input of the PCBA project equipment frock of a small amount to can reduce the product shipment pressure that delivery period is short, and assembly device does not rely on the import, can be convenient and timely domestic maintenance is not need not simple in device structure, guarantees that after enough high precision insert pin and press into the drawing can satisfy the precision.

Description

Pin crimping device for manually crimping PCBA pins

Technical Field

The utility model belongs to the technical field of manual contact pin crimping device, concretely relates to manual crimping PCBA contact pin crimping device.

Background

When the PCBA board is assembled, the contact PIN for wiring is required to be crimped on the board, the PCBA board is required to be placed in a customized tool for fixing and positioning when the contact PIN is performed, the tool is required to be moved to a position where the contact PIN is required to be performed after positioning is completed, the metal PIN is inserted into the PCBA board at a PCBA required position where the contact PIN is required by a machine, the installation tool is required to be moved out after the contact PIN is completed, and the PCBA board is driven to move out.

The mounting precision requirement of the PCBA board contact pin is quite high, the contact pin is a fish-eye terminal contact pin, the tail end of the fish-eye terminal contact pin after assembly is completed is required to meet the position degree requirement of 0.3, the position degree requirement of 0.3 is quite high, and the deviation exists in other three places; the verticality of the end part of the fish-eye terminal is converted into position deviation of +/-0.08, the position deviation of a PCB hole position is +/-0.1, the tolerance of the PCB aperture is +/-0.05, the accuracy of the device is controlled within +/-0.07 in theory, the tolerance of the height of the fish-eye terminal after insertion is +/-0.1, the insertion and extraction force influenced by the tolerance of the height is also very important factors, and whether the drawing force of the product terminal meets the requirement can be influenced.

In summary, the accuracy of the pin installation is a high requirement.

However, temporary sample pieces need to be manufactured in the project experiment stage, the purchasing period of special equipment and tools is too long to meet the experiment period requirement, and when the project yield is low, the investment for purchasing special equipment and tools is high, and the tools can only be matched with one PCBA, so that the universality is not strong.

If special compaction equipment is to be purchased, the equipment purchasing period is too long, the domestic and import equipment delivery period is more than three months, the tooling is complex to manufacture, the delivery period is long, the cost is high, the later maintenance cost of imported precision equipment is quite high, the customized tooling universality is not strong, and special tooling is required to be manufactured according to different PCBA.

Disclosure of Invention

The utility model provides a contact pin crimping device of manual crimping PCBA contact pin, crimping device's middle part is equipped with positioner, crimping device include locating base, push down stand and spliced pole, locating base's top be equipped with positioner, the bottom surface of spliced pole be equipped with pressure head and last spacing post, positioner include guide post, reference column, damping post, contact pin place piece and lower spacing post, be equipped with the PCBA board in the positioner, PCBA board about both ends all run through be equipped with the reference column, PCBA board front and back side's outside be equipped with the guide post, PCBA board's below side department is equipped with the damping post, PCBA board's middle part right side below is equipped with the contact pin and places the piece, one side of contact pin place the piece vertical be equipped with down spacing post, through setting up crimping device and positioner on the manual press of simple locking can save the input of demand little PCBA project equipment frock to can reduce the product shipment pressure of delivery period short, and assembly device does not rely on import, can make things convenient for the device to change, guarantee that the maintenance precision can be satisfied in time to the maintenance precision of the plug pin is high enough to the side of PCBA board.

The positioning base is rectangular in shape, the pressing upright post is arranged on the rear side of the positioning base, the pressing upright post is arranged in the middle of the pressing upright post in a downward vertical mode, the pressing upright post is in a cylindrical shape, the pressing upright post is perpendicular to the surface of the positioning base, the positioning base and the pressing upright post are a basic simple manual press, and therefore a set of simple but high-precision crimping device can be produced more simply and rapidly.

The PCBA board is rectangular in shape, the left side surfaces of the left end, the right end and the rear middle of the PCBA board are respectively provided with a board mounting hole, the front side of the PCBA board is provided with a triangle hypotenuse, and a pin hole is formed in the middle of the PCBA board.

The guide post shape is the ladder cylinder, and the top diameter of guide post is little with the below diameter of guide post, and the face mounting hole that passes the PCBA board above the guide post links to each other with the PCBA board, utilizes the mounting hole on the PCBA board to lead spacing through the guide post, guarantees the stability of PCBA board.

The locating column shape is the cylinder, and the outside of locating column links to each other with the side of PCBA board, and the top of locating column is established in the top of PCBA board, carries out spacing and location with the PCBA board through the locating column, guarantees that the position of board can be accurate carries out the contact pin.

The damping post shape is the cylinder, and the top of damping post is equipped with the damping and triggers the head, and the damping triggers the head and links to each other with the bottom surface of PCBA board, offsets the too big strength when pressing down of press through the damping post, places the manual damage that leads to PCBA board of initial pressure too big when pressing down to still provide a volume of downward displacement of PCBA board, guarantee that the board can push down the displacement.

The contact pin is placed the piece shape and is protruding, contact pin groove is equipped with in the top surface middle part of contact pin place the piece, contact pin groove and contact pin hole align, be equipped with down spacing post on the left side ladder bench of contact pin place the piece, the centre of a circle of spacing post down align with the centre of a circle of posterior lateral plate face mounting hole of PCBA board, place the contact pin on the contact pin is placed the piece in advance, thereby carry out the crimping again and guarantee that the contact pin of every crimping all guarantees stability.

The pressure head shape is the bar, and the pressure head vertically establishes in the pressure post bottom surface, and the rear side of pressure head is vertically to be equipped with spacing post, lower spacing post shape be the cylinder, the centre of a circle of spacing post down aligns with the centre of a circle of last spacing post, guarantees through spacing post from top to bottom that the excessive condition of pushing down can not take place in the in-process of grafting to prevent that the contact pin from taking place to buckle and leading to appearing the defective goods, can also guarantee the installation accuracy of contact pin grafting simultaneously, can guarantee through the height between the spacing post about adjusting.

The beneficial effects are that:

through setting up crimping device and positioner on the manual press of simple locking, can save the input of the little PCBA project equipment frock of demand to can reduce the product shipment pressure of delivery period weak point, and assembly device does not rely on the import, can make things convenient for timely localization, device simple structure need not to maintain the maintenance, can satisfy drawing precision after guaranteeing enough high precision contact pin pressure.

The positioning base and the pressing upright post are a basic simple manual press, so that a set of simple but high-precision crimping device can be produced more simply and rapidly.

The guide post is used for guiding and limiting by utilizing the mounting hole on the PCBA plate, so that the stability of the PCBA plate is ensured.

The PCBA board is limited and positioned through the positioning column, so that the position of the board can be ensured to accurately insert pins.

The excessive strength when pressing down is offset through the damping post, and the initial pressure is too big when placing manual pushing down and leads to the damage of PCBA board to still provide a downward displacement's of PCBA board volume, guarantee that the board can push down the displacement.

By placing the pins on the pin placement blocks in advance and then performing crimping, the pins of each crimping are ensured to be stable.

The situation that excessive pressing occurs in the inserting process is avoided through the upper limiting columns and the lower limiting columns, so that the pins are prevented from being bent to cause defective products, the inserting installation accuracy of the pins can be guaranteed, and the height between the upper limiting columns and the lower limiting columns can be adjusted.

Drawings

FIG. 1 is a schematic illustration of a pin crimping device for manually crimping PCBA pins;

FIG. 2 is a top view of a pin crimping device for manually crimping PCBA pins;

in the figure; 1. positioning base, 2, push down stand, 3, PCBA board, 4, guide post, 5, reference column, 6, damping post, 7, contact pin place the piece, 8, pressure head, 9, go up spacing post, 10, lower spacing post.

Detailed Description

In order to enhance the understanding of the present utility model, the present utility model will be further described in detail with reference to the following examples and drawings, which are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.

The positioning base 1, the pressing upright post 2, the PCBA plate 3, the guide post 4, the positioning post 5, the damping post 6, the contact pin placing block 7, the pressure head 8, the upper limit post 9 and the lower limit post 10.

As shown in fig. 1;

the pin press-connection device for manually press-connecting PCBA pins is characterized in that a positioning device is arranged in the middle of the press-connection device, the press-connection device comprises a positioning base 1, a pressing column 2 and a pressing column, the positioning base 1 is arranged above the pressing column, a pressing head 8 and an upper limit column 9 are arranged on the bottom surface of the pressing column, the positioning device comprises a guide column 4, a positioning column 5, a damping column 6, a pin placing block 7 and a lower limit column 10, a PCBA plate 3 is arranged in the positioning device, the left end and the right end of the PCBA plate 3 are respectively penetrated and provided with the positioning column 5, the outer sides of the front side and the rear side of the PCBA plate 3 are provided with the guide column 4, the damping column 6 is arranged at the side of the lower side of the PCBA plate 3, the pin placing block 7 is arranged below the right side of the middle of the PCBA plate 3, the lower limit column 10 is vertically arranged at one side of the pin placing block 7, the positioning base 1 is in the shape of a rectangular plate, the rear side of the positioning base 1 is provided with the pressing column 2, the middle part of the downward pressing upright post 2 is provided with a pressing post which is downwards vertical, the pressing post is in a cylindrical shape, the surface of the pressing post is mutually vertical to the surface of the positioning base 1, the PCBA plate 3 is in a rectangular shape, the left side surfaces of the left end and the right end of the PCBA plate 3 and the left side surface of the middle part of the rear side are respectively provided with a plate mounting hole, the front side of the PCBA plate 3 is provided with a triangle bevel edge, the middle part of the PCBA plate 3 is longitudinally provided with a pin hole, the guide post 4 is in a stepped cylinder shape, the diameter above the guide post 4 is small and the diameter below the guide post 4, the upper part of the guide post 4 passes through the plate mounting holes of the PCBA plate 3 to be connected with the PCBA plate 3, the positioning post 5 is in a cylindrical shape, the outer side of the positioning post 5 is connected with the side edge of the PCBA plate 3, the top surface of the positioning post 5 is arranged above the PCBA plate 3, the damping post 6 is in a cylinder shape, the top of the damping post 6 is provided with a damping trigger head, the damping head is connected with the bottom surface of the PCBA plate 3, the contact pin is placed the piece 7 shape and is protruding, contact pin groove is equipped with in the middle part of the top surface of contact pin is placed the piece 7, contact pin groove and contact pin hole align, contact pin is placed the left side bench of piece 7 and is equipped with down spacing post 10, the centre of a circle of spacing post 10 down align with the centre of a circle of the posterior lateral plate face mounting hole of PCBA board 3, pressure head 8 shape is the bar, pressure head 8 vertically establishes in the pressure post bottom surface, pressure head 8's rear side vertically is equipped with spacing post 9, spacing post 10 shape down be the cylinder, spacing post 10's centre of a circle aligns with the centre of a circle of last spacing post 9 down.

Implementation examples;

during operation, the pins are placed in the pin placing blocks, the PCBA plate 3 is placed in the positioning columns 5 along the guide columns 4, the standard press is manually pressed down, the pressing head 8 is driven to descend by the pressing upright 2, the PCBA is pressed into the pins in the pin placing blocks 7, the press joint is stopped after the upper limiting columns 9 are contacted with the lower limiting columns 10, and the press joint is completed.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a contact pin crimping device of manual crimping PCBA contact pin, crimping device's middle part is equipped with positioner, its characterized in that, crimping device include locating base, push down stand and pressure post, locating base's top be equipped with positioner, the bottom surface of pressure post be equipped with pressure head and last spacing post, positioner include guide post, reference column, damping post, contact pin place piece and lower spacing post, be equipped with the PCBA board in the positioner, the PCBA board about both ends all run through be equipped with the reference column, the outside of side is equipped with the guide post around the PCBA board, the below side department of PCBA board is equipped with the damping post, the middle part right side below of PCBA board is equipped with the contact pin and places the piece, one side of contact pin place the piece vertical be equipped with down spacing post.

2. The pin press-connection device for manually pressing the PCBA pins according to claim 1, wherein the positioning base is rectangular in shape, a pressing upright post is arranged on the rear side of the positioning base, a pressing post is vertically arranged in the middle of the pressing upright post downwards, the pressing post is cylindrical in shape, and the pressing post is mutually perpendicular to the surface of the positioning base.

3. The pin crimping device of claim 1, wherein the PCBA plate is rectangular in shape, the left side surfaces of the middle parts of the left and right ends and the rear side of the PCBA plate are respectively provided with a plate mounting hole, the front side of the PCBA plate is provided with a triangular oblique side, and the longitudinal middle line of the middle part of the PCBA plate is provided with a pin hole.

4. A pin press-connection device for manually press-connecting a PCBA pin according to claim 3, wherein the guide post is shaped as a stepped cylinder, the diameter above the guide post is small and the diameter below the guide post is small, and the upper part of the guide post passes through the plate mounting hole of the PCBA plate to be connected with the PCBA plate.

5. A pin press-connection device for manually press-connecting a PCBA pin according to claim 3, wherein the positioning column is cylindrical, the outer side of the positioning column is connected with the side edge of the PCBA board, and the top surface of the positioning column is arranged above the PCBA board.

6. A pin press-connection device for manually press-connecting a PCBA pin according to claim 3, wherein the damping column is cylindrical, the top of the damping column is provided with a damping trigger head, and the damping trigger head is connected with the bottom surface of the PCBA plate.

7. A pin press-connection device for manually press-connecting a PCBA pin according to claim 3, wherein the pin placing block is in a convex shape, a pin slot is provided in the middle of the top surface of the pin placing block, the pin slot is aligned with the pin hole, a lower limit column is provided on the left step of the pin placing block, and the center of the lower limit column is aligned with the center of the mounting hole of the rear side plate of the PCBA plate.

8. The pin press-connection device for manually pressing the PCBA pins as in claim 7, wherein the pressing head is in a strip shape, the pressing head is longitudinally arranged on the bottom surface of the pressing column, the rear side of the pressing head is vertically provided with an upper limit column, the lower limit column is in a cylindrical shape, and the circle center of the lower limit column is aligned with the circle center of the upper limit column.