CN216528840U

CN216528840U - BGA chip maintenance fixing jig

Info

Publication number: CN216528840U
Application number: CN202220086021.XU
Authority: CN
Inventors: 张林凯; 钟海勇; 康炜; 崔思东; 郭海波; 韦巧霞
Original assignee: Shenzhen Xinfeijia Technology Co ltd
Current assignee: Shenzhen Xinfeijia Technology Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-05-13
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a BGA chip maintenance fixing jig in the technical field of BGA chip repair, which comprises a base, an operating platform is arranged at the center of the top of the base, sliding grooves A are formed in two sides of the upper surface of the operating platform, threaded upright posts are arranged on two sides of the top of the base, the structure is reasonable, the BGA chip can be placed on the operation table through the L-shaped clamping block, the L-shaped clamping block is matched with the spring for clamping and fixing, so that the BGA chip is subjected to basic stabilization treatment, the jig mechanism is matched with the threaded upright column through the jig mechanism, the distance between the jig mechanism and the BGA chip can be adjusted to achieve the purpose that the positioning screw rod on the jig mechanism is inserted into the mounting hole on the BGA chip, and locking by location button B, playing reinforcing tool mechanism and fixing the processing to the BGA chip, realized fixing the maintenance to the BGA chip, the effectual stability that improves fixed tool.

Description

BGA chip maintenance fixing jig

Technical Field

The utility model relates to the technical field of BGA chip repair, in particular to a BGA chip repair fixing jig.

Background

The BGA chip adopts the memory packaged by the BGA technology, so that the memory capacity can be improved by two to three times under the condition that the memory volume is not changed, and compared with the TSOP, the BGA chip has smaller volume and better heat radiation performance and electrical performance. The BGA packaging technology greatly improves the storage capacity per square inch, and the volume of a memory product adopting the BGA packaging technology is only one third of that of a TSOP (transistor-series-parallel Package) under the same capacity; in addition, the BGA package method has a faster and more efficient heat dissipation path than the conventional TSOP package method.

The prior BGA chip maintenance fixing jig has the following defects: when the BGA chip is maintained, the jig is unstable, so that the BGA chip is easy to make mistakes in the maintenance process, and the BGA chip can not be used directly.

Therefore, it is necessary to develop a fixture for repairing and fixing a BGA chip.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a BGA chip maintenance fixing jig, which can be used for placing a BGA chip on an operation table through an L-shaped clamping block, is clamped and fixed by the L-shaped clamping block in cooperation with a spring to achieve the purpose of performing basic stabilization treatment on the BGA chip, can be used for adjusting the distance between a jig mechanism and the BGA chip by utilizing the cooperation of the jig mechanism and a threaded stand column, achieves the purpose that a positioning screw on the jig mechanism is inserted into a mounting hole on the BGA chip and is locked by a positioning button B, and plays a role of enhancing the jig mechanism to perform fixing treatment on the BGA chip, so that the BGA chip is fixed and maintained, the stability of the fixing jig is effectively improved, and the problem that the maintenance effect is influenced due to the poor fixing property of the BGA chip on the jig in the background technology is solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a BGA chip maintenance fixing jig comprises a base, wherein an operation table is installed in the center of the top of the base, sliding grooves A are formed in two sides of the upper surface of the operation table, threaded stand columns are installed on two sides of the top of the base, L-shaped clamping blocks are installed on two sides of the top of the operation table, and a jig mechanism is installed between two opposite sides of the threaded stand columns;

the jig mechanism comprises an adjusting part and a fixing part, the adjusting part is connected with the threaded stand column, and the fixing part is connected with the adjusting part.

Preferably, a positioning button A is installed above the outer wall of the threaded upright post, a threaded hole A is formed in the surface of the positioning button A, and the inner wall of the threaded hole A is in threaded connection with the outer wall of the threaded upright post.

Preferably, a sliding block is arranged on one side of the bottom of the L-shaped clamping block, and the outer wall of the sliding block is in sliding connection with the hole wall of the sliding groove A.

Preferably, the connecting plate is installed to one side outer wall of slider, one side outer wall central point of connecting plate puts and installs spacing post, the mounting panel is installed to outer wall one side of spacing post, through-hole A has been seted up on the surface of mounting panel, through-hole A's pore wall and the outer wall sliding connection of spacing post.

Preferably, limiting plate A is installed to the one end of spacing post, the spring is installed to the outer wall opposite side of spacing post, the spring is located between mounting panel and the connecting plate.

Preferably, the adjusting part comprises a moving plate, moving blocks are mounted on the outer walls of the two sides of the moving plate, through holes B are formed in the surface of the moving blocks, the hole walls of the through holes B are slidably connected with the outer walls of the threaded columns, and sliding grooves B are formed in the two sides of the surface of the moving plate.

Preferably, the fixing part comprises a positioning screw rod, a positioning button B is installed above and below the outer wall of the positioning screw rod, a threaded hole B is formed in the surface of the positioning button B, and the inner wall of the threaded hole B is in threaded connection with the outer wall of the positioning screw rod.

Preferably, a limiting plate B is arranged at the center of the outer wall of the positioning screw, and a limiting plate C is arranged at the top end of the positioning screw.

Compared with the prior art, the utility model has the beneficial effects that:

through the arrangement of the L-shaped clamping block, the BGA chip can be placed on the operating table and clamped and fixed by the L-shaped clamping block in cooperation with the spring, so that the BGA chip is subjected to foundation stabilization treatment;

through being equipped with tool mechanism, utilize tool mechanism and screw thread stand cooperation, but the interval of adjustable tool mechanism and BGA chip reaches the mounting hole that positioning screw in the tool mechanism inserted on the BGA chip to lock by location button B, play reinforcing tool mechanism and fix the processing to the BGA chip, realized fixing the maintenance to the BGA chip, the effectual stability that improves fixed tool.

Drawings

FIG. 1 is an elevational, cross-sectional view provided by the present invention;

FIG. 2 is a front view provided by the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a front sectional view of a jig mechanism according to the present invention;

FIG. 5 is a perspective view of the structure of the console provided by the present invention;

fig. 6 is a perspective view of a moving plate structure provided by the present invention.

In the figure: 1. a base; 101. an operation table; 102. a chute A; 2. a threaded upright post; 201. a positioning button A; 202. a threaded hole A; 3. an L-shaped clamping block; 301. a slider; 302. a connecting plate; 303. a limiting column; 304. mounting a plate; 305. a through hole A; 306. a limiting plate A; 307. a spring; 4. a jig mechanism; 401. moving the plate; 402. a moving block; 403. a through hole B; 404. a chute B; 405. positioning a screw rod; 406. a positioning button B; 407. a threaded hole B; 408. a limiting plate B; 409. and a limit plate C.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides the following technical scheme: a BGA chip maintenance fixing jig can effectively improve the stability of the jig in the using process, and is additionally provided with an L-shaped clamping block 3 and a jig mechanism 4, please refer to fig. 1-6, which comprises a base 1, wherein an operating platform 101 is arranged at the central position of the top of the base 1, sliding chutes A102 are formed in both sides of the upper surface of the operating platform 101, threaded upright columns 2 are arranged in both sides of the top of the base 1, positioning buttons A201 are arranged above the outer walls of the threaded upright columns 2, threaded holes A202 are formed in the surfaces of the positioning buttons A201, the inner walls of the threaded holes A202 are in threaded connection with the outer walls of the threaded upright columns 2, so that the positioning buttons A201 rotate forwards or reversely to achieve the effect of moving upwards and downwards, the L-shaped clamping blocks 3 are arranged on both sides of the top of the operating platform 101, a sliding block 301 is arranged on one side of the bottom of each L-shaped clamping block 3, the outer walls of the sliding blocks 301 are in sliding connection with the hole walls of the sliding chutes A102 to achieve the left and right sliding of the L-shaped clamping blocks 3 on the operating platform 101, the outer wall of one side of the sliding block 301 is provided with a connecting plate 302, the center position of the outer wall of one side of the connecting plate 302 is provided with a limit column 303, one side of the outer wall of the limit column 303 is provided with a mounting plate 304, the surface of the mounting plate 304 is provided with a through hole A305, the hole wall of the through hole A305 is in sliding connection with the outer wall of the limit column 303, so that the limit column 303 slides left and right on the mounting plate 304, one end of the limit column 303 is provided with a limit plate A306, the limit plate A306 and the connecting plate 302 are arranged on two sides of the mounting plate 304, the limit treatment of the limit column 303 by the limit plate A306 and the connecting plate 302 is achieved, the condition that the limit column 303 is separated from the mounting plate 304 is prevented, the other side of the outer wall of the limit column 303 is provided with a spring 307, the spring 307 is positioned between the mounting plate 304 and the connecting plate 302, the spring 307 has the rebound effect, when the L-shaped clamping block 3 is pressed inwards, the connecting plate 302 is pushed, so that the spring 307 contracts and deforms and rebounds, the L-shaped clamping blocks 3 have the clamping function, and a jig mechanism 4 is arranged between the opposite sides of the two groups of threaded stand columns 2;

the jig mechanism 4 comprises an adjusting part and a fixing part, the adjusting part is connected with the threaded upright post 2, the fixing part is connected with the adjusting part, the adjusting part comprises a moving plate 401, moving blocks 402 are arranged on the outer walls of two sides of the moving plate 401, through holes B403 are formed in the surface of the moving blocks 402, the hole walls of the through holes B403 are in sliding connection with the outer walls of the threaded upright post 2, the moving plate 401 slides up and down on the threaded upright post 2, a positioning button A201 is arranged below the moving blocks 402, so that the height of the moving blocks 402 can be changed by rotating the positioning button A201 forwards or backwards, sliding grooves B404 are formed in two sides of the surface of the moving plate 401, the fixing part comprises a positioning screw 405, the positioning screw 405 is arranged in the sliding grooves B404, the positioning screw 405 is adjusted by sliding left and right on the moving plate 401, positioning buttons B406 are arranged above and below the outer walls of the positioning screw 405, threaded holes B407 are formed in the surface of the positioning button B406, the inner wall of the threaded hole B407 is in threaded connection with the outer wall of the positioning screw 405, so that the positioning button B406 rotates forwards or backwards on the positioning screw 405, a limiting plate B408 is arranged at the center of the outer wall of the positioning screw 405, and a limiting plate C409 is arranged at the top end of the positioning screw 405.

The working principle is as follows: when the utility model is used, four groups of sliding chutes A102 are arranged on the surface of the operating platform 101 on the base 1, the sliding blocks 301 on the L-shaped clamping blocks 3 are arranged in the sliding chutes A102, the L-shaped clamping blocks 3 slide left and right on the operating platform 101, the limiting columns 303 are arranged in the through holes A305 on the mounting plate 304 by arranging the mounting plate 304 in the sliding chutes A102, the limiting columns 303 slide left and right on the mounting plate 304, the limiting plates A306 and the connecting plates 302 are arranged at the two ends of the limiting columns 303, the limiting plates A306 and the connecting plates 302 are arranged at the two sides of the mounting plate 304, the limiting plates A306 and the connecting plates 302 limit the limiting columns 303, the situation that the limiting columns 303 are separated from the mounting plate 304 is prevented, the springs 307 are arranged on the outer walls of the limiting columns 303, the springs 307 are arranged between the connecting plates 302 and the mounting plate 304, the springs 307 have the rebound effect, and when the L-shaped clamping blocks 3 are pressed inwards, pushing the connecting plate 302 to make the spring 307 rebound after contracting and deforming, so as to achieve the clamping effect of the L-shaped clamping block 3, placing the BGA chip on the operating platform 101, clamping and fixing the BGA chip by the L-shaped clamping block 3 in cooperation with the spring 307, so as to achieve the basic stabilization treatment of the BGA chip, arranging moving blocks 402 at two sides of a moving plate 401 on a jig mechanism 4, installing the moving blocks 402 on the outer wall of a threaded upright 2 through holes B403, so as to enable the moving plate 401 to slide up and down on the threaded upright 2, arranging a positioning button A201 on the outer wall of the threaded upright 2, connecting the inner wall of a threaded hole A202 on the positioning button A201 with the outer wall of the threaded upright 2 in a threaded manner, enabling the positioning button A201 to rotate forwards or reversely, so as to achieve the up-down moving effect, arranging the positioning button A201 below the moving block 402 in a manner to enable the positioning button A201 to rotate forwards or reversely, so as to change the height of the moving block 402, correspondingly arranging four groups of sliding grooves B404 on the surface of the moving plate 401, the positioning screw 405 is installed in the sliding groove B404, the positioning screw 405 is adjusted in a left-right sliding mode on the moving plate 401, the positioning buttons B406 are arranged above and below the outer wall of the positioning screw 405, the threaded hole B407 in the positioning button B406 is in threaded connection with the outer wall of the positioning screw 405, the positioning button B406 rotates forwards or backwards on the positioning screw 405, the positioning button B406 rotates forwards through the upper side and is matched with the limiting plate B408, after the left-right adjustment of the positioning screw 405 is completed, the positioning button B406 fixes the positioning screw 405, the positioning screw 405 is fixed, the moving plate 401 is adjusted to descend until the positioning screw 405 is inserted into the installation hole in the BGA chip and is locked by the positioning button B406 below, the reinforcing jig mechanism 4 is used for fixing and processing the BGA chip, the fixing and maintaining of the BGA chip are achieved, and the stability of a fixing jig is effectively improved.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a fixed tool of BGA chip maintenance, includes base (1), top central point of base (1) puts and installs operation panel (101), spout A (102) have all been seted up to the upper surface both sides of operation panel (101), screw thread stand (2) are all installed to the top both sides of base (1), L type clamp splice (3), its characterized in that are all installed to the top both sides of operation panel (101): a jig mechanism (4) is arranged between the opposite sides of the two groups of threaded upright posts (2);

the jig mechanism (4) comprises an adjusting part and a fixing part, the adjusting part is connected with the threaded stand column (2), and the fixing part is connected with the adjusting part.

2. The BGA chip repair fixture of claim 1, wherein: the outer wall top of screw thread stand (2) is installed location button A (201), screw hole A (202) are seted up on the surface of location button A (201), the inner wall of screw hole A (202) and the outer wall threaded connection of screw thread stand (2).

3. The BGA chip repair fixture of claim 1, wherein: a sliding block (301) is arranged on one side of the bottom of the L-shaped clamping block (3), and the outer wall of the sliding block (301) is connected with the hole wall of the sliding groove A (102) in a sliding mode.

4. The BGA chip repair fixture of claim 3, wherein: connecting plate (302) are installed to one side outer wall of slider (301), one side outer wall central point of connecting plate (302) puts and installs spacing post (303), mounting panel (304) are installed to outer wall one side of spacing post (303), through-hole A (305) have been seted up on the surface of mounting panel (304), the pore wall of through-hole A (305) and the outer wall sliding connection of spacing post (303).

5. The BGA chip repair fixture of claim 4, wherein: limiting plate A (306) is installed to the one end of spacing post (303), spring (307) are installed to the outer wall opposite side of spacing post (303), spring (307) are located between mounting panel (304) and connecting plate (302).

6. The BGA chip repair fixture of claim 1, wherein: the adjusting component comprises a moving plate (401), moving blocks (402) are mounted on the outer walls of two sides of the moving plate (401), through holes B (403) are formed in the surface of each moving block (402), the hole walls of the through holes B (403) are in sliding connection with the outer walls of the threaded columns (2), and sliding grooves B (404) are formed in two sides of the surface of the moving plate (401).

7. The BGA chip repair fixture of claim 1, wherein: the fixing part comprises a positioning screw (405), positioning buttons B (406) are mounted above and below the outer wall of the positioning screw (405), threaded holes B (407) are formed in the surface of the positioning buttons B (406), and the inner wall of each threaded hole B (407) is in threaded connection with the outer wall of the positioning screw (405).

8. The BGA chip repair fixture of claim 7, wherein: the outer wall central point of positioning screw (405) puts and is equipped with limiting plate B (408), the top of positioning screw (405) is equipped with limiting plate C (409).