CN217529749U

CN217529749U - Pressure core body gold wire ball bonding frock

Info

Publication number: CN217529749U
Application number: CN202220146822.0U
Authority: CN
Inventors: 陶捷铠; 黄平
Original assignee: Suzhou Changfeng Aviation Electronics Co Ltd
Current assignee: Suzhou Changfeng Aviation Electronics Co Ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-10-04
Anticipated expiration: 2032-01-19

Abstract

The application provides a pressure core body gold wire ball bonding tool, which belongs to the technical field of pressure core body processing and specifically comprises a uniform plate, a stop block, a force application barrier strip and a reset assembly, wherein the uniform plate is used for placing a pressure core body, the uniform plate is provided with a hole for a sintering pin of the pressure core body to pass through, the stop block and the force application barrier strip are oppositely arranged on two sides of a special-shaped hole, the stop block is movably fixed on one side of the hole, the moving direction of the stop block comprises a direction far away from and a direction close to the force application barrier strip, and the reset assembly has an acting force which enables the force application barrier strip to move towards one side of the stop block; wherein, all be equipped with the notch on the relative side of dog and application of force blend stop, when the trompil was arranged in to the sintering pin of pressure core, the lateral wall of the base of pressure core was supported to the notch on the dog, and reset assembly makes application of force blend stop remove to the base of the common clamp pressure core with the notch of dog. Through the processing scheme of the application, the tooling manufacturing and management cost is reduced.

Description

Pressure core body gold wire ball bonding frock

Technical Field

The application relates to the field of pressure core body processing, in particular to a pressure core body gold wire ball bonding tool.

Background

At present, the aviation pressure core body has more different sizes and appearance structures, and has the characteristics of small batch and multiple varieties. When gold wire ball bonding process is carried out on different pressure core bodies, special tooling needs to be frequently replaced. Leading to a great variety and quantity of tools and waste in management and cost. Meanwhile, the gold wire ball bonding process requires a long time for changing the shape, resulting in a loss of working hours and productivity. A plurality of existing tools are used for fixing the pressure core body, the tools are tightly matched with the pressure core body, clamping and dismounting of the pressure core body are complicated, and working hours and productivity are wasted.

SUMMERY OF THE UTILITY MODEL

In view of this, the application provides a pressure core body gold wire ball bonding frock, has solved the problem among the prior art, has reduced frock preparation and administrative cost.

The application provides a pressure core body gold wire ball bonding frock adopts following technical scheme:

a pressure core body gold wire ball welding tool comprises a uniform plate, a stop block, a force application barrier strip and a reset assembly, wherein the uniform plate is used for placing a pressure core body, the uniform plate is provided with an opening through which a sintering pin of the pressure core body passes, the stop block and the force application barrier strip are oppositely arranged on two sides of a special-shaped hole, the stop block is movably fixed on one side of the opening, the moving direction of the stop block comprises a direction far away from and a direction close to the force application barrier strip, and the reset assembly has an acting force which enables the force application barrier strip to move towards one side of the stop block;

the side faces of the stop block and the force application barrier strip, which are opposite to each other, are provided with notches, when the sintering pins of the pressure core body are arranged in the holes, the notches on the stop block are abutted against the side wall of the base of the pressure core body, and the reset assembly enables the force application barrier strip to move to the position, which is clamped with the notches of the stop block, of the base of the pressure core body together.

Optionally, the stop block is fixed on the homogeneous plate by a bolt, and a waist-shaped groove for the bolt to pass through is formed in the stop block, and the waist-shaped groove extends from one side of the stop block where the notch is formed to the opposite side.

Optionally, the reset assembly includes a pressing plate, a switching block and a spring, the switching block is fixed on one side of the homogeneous plate, the side edge of the homogeneous plate, which is far away from the stop block, the middle of the pressing plate is hinged to the switching block, one end of the pressing plate is hinged to one end, which is far away from the stop block, of the force application barrier strip, a spring is arranged between the other end of the pressing plate and the switching block, and the spring is in a compressed state.

Optionally, one end of the pressing plate is provided with first lugs located on two sides of the force application barrier strip, and the first lugs are hinged to the force application barrier strip through first rotating shafts.

Optionally, the switching piece includes fixed part and installation department of fixed connection, the fixed part passes through the bolt fastening on the bottom surface of homogeneous board, the installation department is located the side of homogeneous board, the top of installation department is equipped with and is located press the second lug of clamp plate both sides, the second lug passes through with the clamp plate the second pivot is articulated, first pivot is parallel with the second pivot, the one end of spring is fixed on the bottom of installation department.

Optionally, the laminated board further comprises a laminated board, a base and a plurality of support rods, wherein the uniform board is mounted on the laminated board through the plurality of support rods, so that an interval is kept between the uniform board and the laminated board, and the laminated board is mounted on the base through the plurality of support rods, so that an interval is kept between the laminated board and the base.

Optionally, the composite plate further comprises a guardrail surrounding the periphery of the homogeneous plate, and the guardrail is fixed on the laminate through a support rod.

Optionally, the recess gradually expands from the bottom to the open side, and the depth of the recess is no greater than the radius of the pressure core.

Optionally, the stopper and the force application barrier strip are made of polytetrafluoroethylene.

Optionally, the number of the notches on the stop block and the force application stop strip is multiple.

To sum up, the application comprises the following beneficial technical effects:

1. the gold wire ball bonding tool solves the problem that tools need to be customized when pressure cores with different sizes are subjected to gold wire ball bonding, reduces tool manufacturing and management cost, and greatly reduces the model changing time in a gold wire ball bonding process;

2. the gold wire ball bonding tool is very convenient and rapid in clamping and unclamping, and greatly reduces the time for clamping and unclamping products;

3. the gold thread ball bonding frock of this application can two pressure cores of clamping simultaneously, can carry out high temperature to another core and preheat when a core carries out gold thread ball bonding, has got rid of the preheating latency in the process.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a pressure core gold wire ball bonding tool of the present application;

FIG. 2 is a gold wire ball bonding tool of the present application in a state of clamping a pressure core;

fig. 3 is an explosion structure diagram of the pressure core gold wire ball bonding tool of the present application.

Description of reference numerals: 1. homogenizing the plate; 11. opening a hole; 12. placing holes; 2. a stopper; 21. a waist-shaped groove; 22. a bolt; 3. a force application barrier strip; 31. a recess; 4. resetting the assembly; 41. a pressing plate; 411. a first lug; 412. a first rotating shaft; 42. a transfer block; 421. a fixed part; 422. an installation part; 423. a second lug; 424. a second rotating shaft; 43. a spring; 5. a pressure core; 6. laminating the board; 7. a base; 8. a support bar; 9. a guardrail.

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings.

The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. The application is capable of other and different embodiments and its several details are capable of modifications and various changes in detail without departing from the spirit of the application. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present application, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present application, and the drawings only show the components related to the present application rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.

In addition, in the following description, specific details are provided to provide a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.

The embodiment of the application provides a 5 golden wire ball bonding frock of pressure core.

As shown in fig. 1-3, a pressure core 5 gold wire ball bonding tool comprises a uniform plate 1, a stop block 2, a force application barrier strip 3 and a reset assembly 4, wherein the uniform plate 1 is used for placing the pressure core 5, a heating rod and temperature sensor placing hole 12 is processed in the middle area of the uniform plate, and the heating rod and the temperature sensor are installed in the placing hole 12 and fixed by high-temperature resistant glue.

Offer the trompil 11 that the sintering pin that supplies pressure core 5 passed on the homogeneous board 1, dog 2 sets up in the both sides in dysmorphism hole with application of force blend stop 3 is relative, 2 mobilizable one sides that are fixed in trompil 11 of dog, and the activity direction of dog 2 is including keeping away from and being close to application of force blend stop 3, and reset assembly 4 has the effort that makes application of force blend stop 3 remove to dog 2 one side.

Wherein, all be equipped with notch 31 on the dog 2 and the opposite side of application of force blend stop 3, when the sintering pin of pressure core 5 was arranged in trompil 11, the base of pressure core 5 was placed on homogeneous board 1, and notch 31 on the dog 2 butt pressure core 5's the lateral wall of base, and reset assembly 4 makes application of force blend stop 3 move to the base that presss from both sides tight pressure core 5 with the notch 31 of dog 2 jointly.

According to the size of the pressure core body 5 for gold ball welding, the stopper 2 is moved, the notch 31 on the stopper 2 can be abutted to the outer wall of the base of the pressure core body 5 placed on the homogeneous plate 1, then, the acting force of the reset component 4 is overcome, the force application barrier strip 3 is moved to be away from the stopper 2, the pressure core body 5 can be placed in the space between the stopper 2 and the force application barrier strip 3, after the pressure core body 5 is placed, the notch 31 of the stopper 2 is abutted to the pressure core body 5 at the moment, the acting force of the reset component 4 is cancelled, under the action of the reset component 4, the force application barrier strip 3 is moved to the base of the abutted pressure core body 5 of the notch 31, and at the moment, the force application barrier strip 3 and the notch 31 of the stopper 2 clamp the base of the pressure core body 5 together. After the pressure core body 5 finishes the gold wire ball welding, the acting force for overcoming the reset component 4 is applied, the clamping action of the force application barrier strip 3 and the stop block 2 on the pressure core body 5 is loosened, and the pressure core body 5 is taken out.

This application mobilizable dog 2 and automatic re-setting's application of force blend stop 3 can be according to not unidimensional pressure core 5, adjusts the position of dog 2, and application of force blend stop 3 removes to dog 2 one side under reset assembly 4, and the cooperation makes dog 2 in order to press from both sides tight not unidimensional pressure core 5. Furthermore, the provision of the recess 31 allows for adaptation of a plurality of sizes of pressure cores 5, at least for pressure cores 5 corresponding to the size of the recess 31 and larger than the size of the recess 31.

The notch 31 gradually expands from the bottom to the opening side, and the depth of the notch 31 is not larger than the radius of the pressure core body 5, so that the barrier strip 2 and the force application barrier strip 3 tightly clamp the pressure core body 5 when completely abutting against each other, and when clamping the pressure core body 5, the inner wall of the notch 31 abuts against the pressure core body 5. It is noted that the depth of the recess 31 is not larger than the existing smallest sized pressure core 5, and the gradually expanding recess 31 holds more sized pressure cores 5. In the embodiment of the present application, the bottom surface of the notch 31 may be chamfered as appropriate.

The number of the notches 31 on the stopper 2 and the force application bar 3 is plural. A plurality of clamping stations are formed. In the embodiment of the present application, two notches 31 are formed in the stopper 2 and the force application barrier 3 to form two clamping stations, one pressure core body 5 is preheated in the clamping station while gold wire ball bonding is performed on the pressure core body 5, and the waiting time for heating can be reduced when continuous gold wire ball bonding is performed on the pressure core body 5.

The block 2 is fixed on the homogeneous plate 1 through a bolt 22, a waist-shaped groove 21 for the bolt 22 to pass through is arranged on the block 2, the waist-shaped groove 21 extends from one side of the block 2 provided with a notch 31 to the opposite side, and the bolt 22 is matched with the waist-shaped hole. Two bolts 22 are arranged for fixing the stop block 2, and two waist-shaped grooves 21 are also arranged on the stop block 2. Two waist-shaped grooves 21 can better control the moving direction of the stop block 2, and two bolts 22 can reduce the rotation of the stop block 2 after being fixed by fixing the stop block 2.

The reset assembly 4 comprises a pressing plate 41, a switching block 42 and a spring 43, the switching block 42 is fixed on one side of the uniform plate 1 far away from one side edge of the stop block 2, the middle part of the pressing plate 41 is hinged to the switching block 42, one end of the pressing plate 41 is hinged to one end, far away from the stop block 2, of the force application stop strip 3, the spring 43 is arranged between the other end of the pressing plate 41 and the switching block 42, and the spring 43 is in a compressed state.

Specifically, one end of the pressing plate 41 is provided with a first protruding lug 411 located at two sides of the force application barrier strip 3, and the first protruding lug 411 and the force application barrier strip 3 are hinged through a first rotating shaft 412. The switching block 42 comprises a fixing portion 421 and a mounting portion 422 which are fixedly connected, the fixing portion 421 and the mounting portion 422 are plates which are perpendicular to each other, the fixing portion 421 is fixed on the bottom surface of the uniform plate 1 through a bolt 22, the mounting portion 422 is located on the side surface of the uniform plate 1, the top of the mounting portion 422 is provided with a second lug 423 which is located on two sides of the pressing plate 41, the second lug 423 is hinged to the pressing plate 41 through a second rotating shaft 424, the first rotating shaft 412 is parallel to the second rotating shaft 424, one end of the spring 43 is fixed on the bottom of the mounting portion 422, and the other end of the spring 43 is fixed on the pressing plate 41. The spring 43 is specifically formed by providing a blind hole in which the spring 43 is fitted in the mounting portion 422, and providing a blind hole in which the spring 43 is fitted in the bottom side surface of the pressing plate 41.

The pressing plate 41 rotates around the second rotating shaft 424, the top and bottom of the pressing plate 41 move in opposite directions, the lower portion of the pressing plate 41 is applied with pressure on one side of the spring 43, the spring 43 is further compressed, the bottom of the pressing plate 41 moves towards one side of the stop block 2, the top of the pressing plate 41 (one end of the pressing plate 41 connected with the force application barrier strip 3) moves towards one side far away from the stop block 2, so that the force application barrier strip 3 is driven to move towards one side far away from the stop block 2, the distance between the force application barrier strip 3 and the stop block 2 is enlarged, a sintering pin of the pressure core body 5 is conveniently placed in the opening 11, and the pressure core body 5 is enabled to be on the uniform plate 1. The pressing of the pressing plate 41 is cancelled, the bottom of the pressing plate 41 is far away from the stop block 2 under the action of the spring 43, the top of the pressing plate 41 moves towards one side close to the stop block 2, the force application barrier strip 3 is driven to move towards one side of the stop block 2, and the base of the pressure core body 5 is clamped by matching with the stop block 2.

The stop block 2 and the force application stop strip 3 are made of polytetrafluoroethylene materials. In the embodiment of the present application, the transfer block 42 and the pressing plate 41 are also made of teflon.

The 5 gold wire ball welding frocks of pressure core still include plywood 6, base 7 and a plurality of bracing piece 8, and homogeneous board 1 is installed on plywood 6 through a plurality of bracing pieces 8, makes and keeps the interval between homogeneous board 1 and the plywood 6, and plywood 6 is installed on base 7 through a plurality of bracing pieces 8, makes and keeps the interval between plywood 6 and the base 7. The base 7 and the laminate 6 are made of aluminum, and the support rod 8 is connected with the homogeneous plate 1, the laminate 6 and the base 7 through threads.

The pressure core body 5 gold wire ball bonding tool further comprises a guardrail 9 surrounding the periphery of the homogeneous plate 1, and the guardrail 9 is fixed on the layer plate 6 through a support rod 8. The arrangement of the guard rails 9 can prevent the hands of people from mistakenly touching the soaking plate to be scalded. The guard rail 9 is made of polytetrafluoroethylene.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A pressure core body gold wire ball bonding tool is characterized by comprising a uniform plate, a stop block, a force application barrier strip and a reset assembly, wherein the uniform plate is used for placing a pressure core body, the uniform plate is provided with an opening for a sintering pin of the pressure core body to pass through, the stop block and the force application barrier strip are oppositely arranged on two sides of the opening, the stop block is movably fixed on one side of the opening, the moving direction of the stop block comprises a direction far away from and a direction close to the force application barrier strip, and the reset assembly has an acting force which enables the force application barrier strip to move towards one side of the stop block;

2. The tooling of claim 1, wherein the block is fixed on the homogeneous plate by bolts, and the block is provided with a waist-shaped groove for passing the bolts, and the waist-shaped groove extends from one side of the block where the notch is formed to the other side of the block opposite to the one side.

3. The tooling for gold wire ball bonding of a pressure core according to claim 1, wherein the reset assembly comprises a pressing plate, an adapting block and a spring, the adapting block is fixed on one side edge of the homogeneous plate away from the stopper, the middle part of the pressing plate is hinged with the adapting block, one end of the pressing plate is hinged with one end of the force applying barrier strip away from the stopper, the spring is arranged between the other end of the pressing plate and the adapting block, and the spring is in a compressed state.

4. The pressure core body gold wire ball bonding tool according to claim 3, wherein one end of the pressing plate is provided with first protruding lugs positioned at two sides of the force application barrier strip, and the first protruding lugs and the force application barrier strip are hinged through a first rotating shaft.

5. The pressure core body spun gold ball bonding tool according to claim 4, wherein the transfer block comprises a fixed part and an installation part which are fixedly connected, the fixed part is fixed on the bottom surface of the homogeneous plate through a bolt, the installation part is arranged on the side surface of the homogeneous plate, the top of the installation part is provided with second lugs which are arranged on two sides of the pressing plate, the second lugs are hinged with the pressing plate through a second rotating shaft, the first rotating shaft is parallel to the second rotating shaft, and one end of the spring is fixed on the bottom of the installation part.

6. The tooling of claim 1, further comprising a laminate, a base and a plurality of support rods, wherein the homogeneous plate is mounted on the laminate through the plurality of support rods, so that a space is maintained between the homogeneous plate and the laminate, and the laminate is mounted on the base through the plurality of support rods, so that a space is maintained between the laminate and the base.

7. The tooling of claim 6, further comprising a guardrail surrounding the homogeneous plate, wherein the guardrail is fixed on the laminate by a support rod.

8. The pressure core body gold wire bonding tool according to claim 1, wherein the notch gradually expands from the bottom to the opening side, and the depth of the notch is not greater than the radius of the pressure core body.

9. The pressure core body gold wire ball bonding tool of claim 1, wherein the stopper and the force applying barrier are made of polytetrafluoroethylene.

10. The pressure core body gold wire ball bonding tool of claim 1, wherein the number of the notches on the stop block and the force application barrier strip is multiple.