CN219350149U - Chip pin crimping frock - Google Patents

Abstract

The application discloses chip pin crimping frock belongs to chip pin crimping technical field. The die bonding machine mainly comprises a frame and a force application mechanism arranged on the frame, wherein the force application mechanism is used for crimping a chip, a fixed table is arranged at the bottom of the force application mechanism and used for fixing the chip, a limiting mechanism is arranged at the top of the fixed table, a limiting base is fixed at the center of the limiting base, a spacing block is used for dividing the limiting base into two mutually symmetrical areas, a screw rod penetrates through the limiting base towards the direction of the spacing block, a sliding block is arranged on the screw rod in a threaded mode, the sliding block is clamped inside the limiting base and suitable for moving along the direction of the screw rod, a limiting sheet is fixed at the top end of the sliding block, a step surface is arranged between the limiting sheet and the sliding block and used for placing the chip, limiting and fixing operation is carried out on the chip through the limiting assembly, and therefore the effect of die pin crimping errors is reduced. The chip pin crimping tool solves the problem that errors are caused by offset easily occurring in the chip pin crimping process.

Description

Chip pin crimping frock

Technical Field

The application relates to the technical field of chip pin crimping, in particular to a chip pin crimping tool.

Background

Pins, namely pins, wires led out from an internal circuit of an integrated circuit (chip) and connected with a peripheral circuit, all the pins form an interface of the chip, the pins are welded by adopting a welding technology and a crimping technology, the welding technology is to melt tin alloy solder at a certain temperature, and an intermetallic compound is formed by combination through the mutual diffusion action between atoms or molecules of a metal weldment and the solder, so that the weldment and the weldment are connected together, and the crimping connection technology is to press and insert elastically deformable or solid pins into metallized holes of a printed circuit board to form connection;

the utility model patent with publication number CN207909863U specifically discloses a pin-crimped packaging module, wherein bonding pads for leads are arranged on two sides of a chip, so that the chip is crimped;

in the above-mentioned patent publication, in the packaging module of pin crimping, since the chip placement position is not provided with a limiting component, deviation is likely to occur in the process of chip pin crimping, thereby affecting the quality of the chip, so it is necessary to provide a chip pin crimping tool to solve the above-mentioned problems.

It should be noted that the above information disclosed in this background section is only for understanding the background of the present application concept and, therefore, it may contain information that does not constitute prior art.

Disclosure of Invention

Based on the above problems existing in the prior art, the problems to be solved by the present application are: the chip pin crimping tool solves the problem that errors are caused by offset in the chip pin crimping process.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a chip pin crimping frock, includes the frame and install in force application mechanism in the frame, force application mechanism is used for carrying out the crimping to the chip, force application mechanism bottom is equipped with the fixed station, the fixed station is used for carrying out fixed operation to the chip, fixed station top installation stop mechanism, spacing base central point puts and is fixed with the spacer block, the spacer block will spacing base is separated into two regions of mutual symmetry, the screw rod towards the spacer block direction run through in spacing base, the slider, slider threaded connection in on the screw rod, the slider joint in the inside of spacing base, the slider is suitable for along the screw rod direction removes, the spacing piece is fixed in the slider top, be equipped with the step face between the spacing piece and the slider, the step face is used for placing the chip.

Further, the limiting base is made of graphite materials.

Further, the force application mechanism comprises a guide rail lifting table and a pressure welding block arranged at the bottom end of the guide rail lifting table, and the guide rail lifting table drives the pressure welding block to approach or depart from the direction of the fixed table.

Further, the fixed table bottom is provided with a lifting mechanism, the lifting mechanism comprises a lifting table and a hydraulic lifting rod fixedly connected with the lifting table, the lifting table top is fixed with the fixed table bottom, and the hydraulic lifting rod drives the fixed table at the lifting table top to lift or lower.

Further, a sliding base is installed at the bottom of the lifting mechanism, a sliding guide rail is arranged on the sliding base, the bottom of the lifting mechanism is slidably installed on the sliding guide rail, and the lifting mechanism is suitable for sliding along the sliding guide rail.

The beneficial effects of this application are: the application provides a chip pin crimping frock carries out spacing fixed operation through being equipped with spacing subassembly to the chip to reduced the effect of chip pin crimping error, solved the chip pin crimping in-process and easily appeared the skew and caused the problem of error.

In addition to the objects, features, and advantages described above, there are other objects, features, and advantages of the present application. The present application will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

fig. 1 is an overall schematic diagram of a die pin crimping tool in the present application;

FIG. 2 is an enlarged schematic view of the force applying mechanism and the stationary table of FIG. 1;

FIG. 3 is an enlarged schematic view of the spacing mechanism of FIG. 2;

FIG. 4 is an enlarged schematic view of the sliding base and the lifting mechanism in FIG. 1;

wherein, each reference sign in the figure:

1. a frame; 2. a force application mechanism; 3. a fixed table; 4. a lifting mechanism; 5. a sliding base; 11. a linear slide rail; 12. a slide; 21. a press-connection block; 22. a guide rail lifting table; 31. a limiting mechanism; 32. a fixed base; 41. a lifting table; 42. a hydraulic lifting rod; 51. a sliding rail; 311. a limit base; 312. a screw; 313. a spacer block; 314. a limiting piece; 315. a sliding block.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

As shown in fig. 1-2, the application provides a die pin crimping tool, which comprises a frame 1 and a linear slide rail 11 arranged at the center of the top of the frame 1, wherein a slide seat 12 is slidably arranged on the linear slide rail 11, the slide seat 12 is suitable for sliding along the linear slide rail 11, a force application mechanism 2 is arranged at the bottom of the slide seat 12, and the force application mechanism 2 is used for crimping a die;

the force application mechanism 2 comprises a guide rail lifting table 22, wherein a guide rail (not shown in the figure) is arranged on the back side of the guide rail lifting table 22, so that the guide rail lifting table 22 moves along the guide rail, meanwhile, a connecting rod is fixedly arranged at the bottom of the guide rail lifting table 22, and a press-connection block 21 is fixedly arranged at the bottom end of a polished rod, so that the press-connection block 21 is driven to move through the movement of the guide rail lifting table 22 to perform press-connection operation on a chip;

as shown in fig. 2-3, a fixing table 3 is arranged at the bottom of the press-connection block 21, the fixing table 3 is used for fixing and limiting a chip, the fixing table 3 comprises a limiting mechanism 31 and a fixing base 32 arranged at the bottom of the limiting mechanism 31, and the fixing base 32 is fixedly connected with the limiting mechanism 31;

the limiting mechanism 31 comprises a limiting base 311, the limiting base 311 is fixed on a fixed base 32, the limiting base 311 is made of graphite, a spacer 313 is fixedly arranged at the center of the limiting base 311, the inside of the limiting base 311 is divided into two symmetrical areas by the spacer 313, meanwhile, a screw 312 is penetrated through the limiting base 311 along the center positions of cross sections of two sides, the connecting parts of the screw 312, the limiting base 311 and the spacer 313 are polished rods, so that the screw 312 can rotate in the limiting base 311, in the embodiment, the screw 312 is provided with two groups, the two groups of screws 312 are symmetrical with the spacer 313 as the center, meanwhile, the screw 312 is connected with a slide 315 in a threaded manner, the slide 315 is clamped at two sides of the inner ring of the limiting base 311, so that the slide 315 is driven to move along the direction of the screw 312 by rotating the screw 312, a limiting piece 314 is fixed at the top of the slide 315, the slide 315 and the limiting piece 314 are both groups, and the two groups of slide 315 and the limiting piece 314 are symmetrical by taking the spacer 313 as the center line, meanwhile, the step faces are arranged in the directions of the connecting parts of the limiting piece 314 and the slide 315 and the slide piece 313, the chip is easily placed in the position of the limiting base 311, the chip is clamped and the chip is prevented from moving towards the two sides of the limiting piece 314 by rotating the slide blocks, and the limiting piece 314, thus the chip is prevented from moving towards the top of the limiting piece 313;

as shown in fig. 1 and 4, the bottom of the fixed table 3 is provided with a lifting mechanism 4, the lifting mechanism 4 comprises a lifting table 41 and a hydraulic lifting rod 42, one side of the lifting table 41 is slidably connected with a side wall, so that the lifting table 41 is suitable for sliding up and down along the side wall, the top of the hydraulic lifting rod 42 is fixedly connected with the lifting table 41, and the hydraulic lifting rod 42 drives a chip on the fixed table 3 on the lifting table 41 to lift and lower, so that the purpose of adjusting the height of the chip is realized;

the bottom of the lifting mechanism 4 is provided with a sliding base 5, the sliding base 5 comprises a sliding track 51, the bottom of the lifting mechanism 4 is slidably arranged on the sliding track 51, and the lifting mechanism 4 slides along the sliding track 51 and drives the chip on the fixed table 3 to move, so that the purpose of adjusting the position of the chip is achieved.

Working principle:

firstly, the chip is fixed by a limiting mechanism 31 on a fixing table 3, then the sliding base 5 and the lifting mechanism 4 are adjusted to enable the chip to be positioned right below the press-connection block 21 on the force application mechanism 2, then the force application mechanism 2 is opened, and the guide rail lifting table 22 drives the press-connection block 21 to carry out press-connection operation on the chip pins.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (5)

1. The chip pin crimping tool comprises a frame (1) and a force application mechanism (2) arranged on the frame (1), wherein the force application mechanism (2) is used for crimping a chip;

the utility model discloses a die-casting machine, including die-casting machine, forcing mechanism (2) bottom is equipped with fixed station (3), fixed station (3) are used for carrying out fixed operation to the chip, stop gear (31) its characterized in that are installed at fixed station (3) top:

the device comprises a limiting base (311), wherein a spacer block (313) is fixed at the center of the limiting base (311), and the spacer block (313) divides the limiting base (311) into two mutually symmetrical areas;

the screw rod (312) penetrates through the limit base (311) towards the partition block (313);

the sliding block (315), the sliding block (315) is connected to the screw rod (312) in a threaded mode, the sliding block (315) is clamped inside the limiting base (311), and the sliding block (315) is suitable for moving along the direction of the screw rod (312);

spacing piece (314), spacing piece (314) are fixed in slider (315) top, spacing piece (314) with be equipped with the step face between slider (315), the step face is used for placing the chip.

2. The die pin crimping tooling of claim 1, wherein: the limiting base (311) is made of graphite materials.

3. The die pin crimping tooling of claim 1, wherein: the force application mechanism (2) comprises a guide rail lifting table (22) and a pressure welding block (21) arranged at the bottom end of the guide rail lifting table (22), and the guide rail lifting table (22) drives the pressure welding block (21) to approach or depart from the direction of the fixed table (3).

4. The die pin crimping tooling of claim 1, wherein: the lifting mechanism (4) is arranged at the bottom of the fixed table (3), the lifting mechanism (4) comprises a lifting table (41) and a hydraulic lifting rod (42) fixedly connected with the lifting table (41), the top of the lifting table (41) is fixed with the bottom of the fixed table (3), and the hydraulic lifting rod (42) drives the fixed table (3) at the top of the lifting table (41) to rise or fall.

5. The die pin crimping tooling of claim 4, wherein: the lifting mechanism is characterized in that a sliding base (5) is arranged at the bottom of the lifting mechanism (4), a sliding guide rail (51) is arranged on the sliding base (5), the bottom of the lifting mechanism (4) is slidably arranged on the sliding guide rail (51), and the lifting mechanism (4) is suitable for sliding along the sliding guide rail (51).

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