CN213426798U

CN213426798U - Full-automatic BGA reprocesses platform

Info

Publication number: CN213426798U
Application number: CN202022340382.6U
Authority: CN
Inventors: 周敏
Original assignee: Jiangsu Shuomite Electronic Technology Co ltd
Current assignee: Jiangsu Shuomite Electronic Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-11
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a full-automatic BGA reprocesses platform, concretely relates to circuit board processing technology field, including base, support curb plate and activity diaphragm, activity diaphragm one side is equipped with heating mechanism, heating mechanism includes the heating box, the fixed air heater that is equipped with in heating box top, the fixed hot-blast main that is equipped with of air-out end of air heater, the fixed motor that is equipped with in heating box top, the inside threaded rod that is equipped with of heating box, the inside two movable blocks that are equipped with of heating box, the movable block bottom mounting is equipped with the closing plate, a plurality of hot-blast holes have been seted up to heating box bottom. The utility model discloses a set up heating mechanism, can be according to the size of circuit board, adjust how much that hot-blast hole is open for hot-blast hole is corresponding with circuit board area all the time, and a plurality of hot-blast holes can be simultaneously to circuit board surface heating, and the heating is faster, and heat time reduces, and heating efficiency improves, and the comparatively even of heating.

Description

Full-automatic BGA reprocesses platform

Technical Field

The embodiment of the utility model provides a circuit board processing technology field, concretely relates to full-automatic BGA reprocesses platform.

Background

BGA refers to a ball grid array package, which is a surface mount package used on integrated circuits for permanently mounting devices such as microprocessors. BGA packages can provide more pins than other packages such as dual in-line packages or quad flat packages, the bottom surface of the entire device can be used as the pins instead of only the periphery, and the device can have a shorter average wire length than the type of package defined by the periphery for better high speed performance.

The hot air nozzle of the conventional BGA repair platform moves on the surface of a circuit board to spray hot air, so that the heating area is small, the heating time is long, the efficiency is low, and the circuit board is heated unevenly.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a platform is reprocessed to full-automatic BGA, through setting up heating mechanism, can be according to the size of circuit board, adjust how much the hot-blast hole is open, make the hot-blast hole corresponding with circuit board area all the time, and a plurality of hot-blast holes can be simultaneously to circuit board surface heating, the heating is faster, the heat time reduces, heating efficiency improves, and the comparatively even of heating, because the hot blast nozzle of BGA reprocessed the platform all is at circuit board surface movement blowout hot-blast among the solution prior art, the heating area is less to lead to the time of heating longer, efficiency is lower, and can lead to the inhomogeneous problem of circuit board heating.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a full-automatic BGA repair table comprises a base, supporting side plates and a movable transverse plate, wherein the supporting side plates are fixedly arranged at the top end of one side of the base, the movable transverse plate is arranged at one side of the supporting side plates, the movable transverse plate is arranged at the top of the base, a heating mechanism is arranged at one side of the movable transverse plate, two clamping mechanisms are arranged at the top end of the base, and the clamping mechanisms are arranged at the bottom of the heating mechanism;

the heating mechanism comprises a heating box, the heating box is fixedly arranged on one side of a movable transverse plate, an air heater is fixedly arranged at the top end of the heating box, an air outlet end of the air heater is fixedly provided with an air heating pipe, one end of the air heating pipe penetrates through the top end of the heating box and is communicated with the inside of the heating box, a motor is fixedly arranged at the top end of the heating box and is arranged on one side of the air heater, an output end of the motor is fixedly provided with a rotating rod, a threaded rod is arranged inside the heating box, one end of the threaded rod penetrates through one side of the heating box and is rotatably connected with one side of the heating box through a sealing bearing, the other end of the threaded rod is rotatably connected with the inner wall of the heating box through a bearing, a first belt pulley is fixedly arranged at one end of the threaded rod, the first belt pulley is, the heating box is internally provided with two movable blocks, the threaded rod penetrates through the two movable blocks and is in threaded connection with the movable blocks, the bottom end of each movable block is fixedly provided with a sealing plate, the bottom end of each sealing plate is in contact with the bottom end inside the heating box, the two sealing plates are arranged on the two sides of the heating box, which extend out of the heating box respectively, and the bottom end of the heating box is provided with a plurality of hot air holes.

Further, fixture includes fixed frame, fixed frame is fixed to be established on the base top, the inside spring that is equipped with of fixed frame, spring one end and fixed frame inner wall fixed connection, the fixed movable rod that is equipped with in spring other end, the movable rod is established and is extended fixed frame one end at fixed frame inside and one end, the fixed grip block that is equipped with of movable rod one end.

Furthermore, a first sliding groove is formed in the bottom end of the interior of the heating box and is formed between the hot air holes, two first sliding blocks are arranged in the first sliding groove, and the top ends of the two first sliding blocks are fixedly connected with the bottom ends of the two sealing plates respectively.

Further, an electric push rod is fixedly arranged at the top end of the base, the top end of the electric push rod is fixedly connected with the bottom end of the movable transverse plate, the electric push rod is arranged between the supporting side plate and the fixing frame, and the electric push rod is arranged on the outer side of the sealing plate.

Furthermore, a second sliding groove is formed in one side of the supporting side plate, a second sliding block is arranged inside the second sliding groove, and one side of the second sliding block is fixedly connected with the other side of the movable transverse plate.

Further, the thread directions of the two ends of the threaded rod are opposite.

The embodiment of the utility model provides a have following advantage:

the utility model discloses an output shaft of motor drives the dwang and rotates, the dwang drives the drive threaded rod rotation through the transmission of second belt pulley and first belt pulley, the movable block is along with the rotation of threaded rod to the side motion, the movable block drives the closing plate and all seals the hot-blast hole on both sides to the side motion closing plate, until corresponding with the area size of circuit board, compared with the prior art, through setting up heating mechanism, can be according to the size of circuit board, adjust how much that hot-blast hole is open, make hot-blast hole corresponding with circuit board area all the time, and a plurality of hot-blast holes can be simultaneously to circuit board surface heating, the heating is faster, the heat time reduces, the heating efficiency improves, and the comparatively even of heating.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a schematic top sectional view of the heating mechanism according to the present invention;

fig. 3 is a schematic view of the overall top cross-sectional structure provided by the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention;

fig. 5 is an enlarged schematic structural diagram of B in fig. 1 according to the present invention;

fig. 6 is a schematic view of a three-dimensional structure of a first slider provided by the present invention;

in the figure: the device comprises a base 1, a supporting side plate 2, a movable transverse plate 3, a heating box 4, an air heater 5, a hot air pipe 6, a motor 7, a rotating rod 8, a threaded rod 9, a first belt pulley 10, a second belt pulley 11, a movable block 12, a sealing plate 13, a hot air hole 14, a fixed frame 15, a spring 16, a movable rod 17, a clamping block 18, a first sliding groove 19, a first sliding block 20, an electric push rod 21, a second sliding groove 22 and a second sliding block 23.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-6 in the specification, the full-automatic BGA repair table comprises a base 1, a supporting side plate 2 and a movable transverse plate 3, wherein the supporting side plate 2 is fixedly arranged at the top end of one side of the base 1, the movable transverse plate 3 is arranged at one side of the supporting side plate 2, the movable transverse plate 3 is arranged at the top of the base 1, a heating mechanism is arranged at one side of the movable transverse plate 3, two clamping mechanisms are arranged at the top end of the base 1, and the clamping mechanisms are arranged at the bottom of the heating mechanism;

the heating mechanism comprises a heating box 4, the heating box 4 is fixedly arranged on one side of a movable transverse plate 3, an air heater 5 is fixedly arranged at the top end of the heating box 4, a hot air pipe 6 is fixedly arranged at the air outlet end of the air heater 5, one end of the hot air pipe 6 penetrates through the top end of the heating box 4 and is communicated with the interior of the heating box 4, a motor 7 is fixedly arranged at the top end of the heating box 4, the motor 7 is arranged on one side of the air heater 5, a rotating rod 8 is fixedly arranged at the output end of the motor 7, a threaded rod 9 is arranged in the heating box 4, one end of the threaded rod 9 penetrates through one side of the heating box 4 and is rotatably connected with one side of the heating box 4 through a sealing bearing, the other end of the threaded rod 9 is rotatably connected with the inner wall of the heating box 4 through a bearing, a first belt pulley 10 is fixedly arranged at one end of the, first belt pulley 10 is connected through the belt with second belt pulley 11, heating box 4 is inside to be equipped with two movable blocks 12, threaded rod 9 run through two movable blocks 12 and with movable block 12 between threaded connection, movable block 12 bottom mounting is equipped with closing plate 13, closing plate 13 bottom contacts with the inside bottom of heating box 4, two closing plate 13 all establishes and extends the both sides of heating box 4 in the inside and outside respectively at heating box 4, a plurality of hot-blast holes 14 have been seted up to heating box 4 bottom.

Further, fixture is including fixed frame 15, fixed frame 15 is fixed to be established on 1 top of base, the inside spring 16 that is equipped with of fixed frame 15, spring 16 one end and fixed frame 15 inner wall fixed connection, the fixed movable rod 17 that is equipped with in spring 16 other end, movable rod 17 establishes and extends fixed frame 15 one end at fixed frame 15 inside and one end, the fixed grip block 18 that is equipped with of movable rod 17 one end, the fixed circuit board of centre gripping of being convenient for, and can be according to the position of the big or small automatically regulated grip block 18 of circuit board.

Further, a first sliding groove 19 is formed in the bottom end of the interior of the heating box 4, the first sliding groove 19 is formed between the hot air holes 14, two first sliding blocks 20 are arranged in the first sliding groove 19, and the top ends of the two first sliding blocks 20 are fixedly connected with the bottom ends of the two sealing plates 13 respectively, so that the sealing plates 13 can move left and right conveniently.

Further, the top end of the base 1 is fixedly provided with an electric push rod 21, the top end of the electric push rod 21 is fixedly connected with the bottom end of the movable transverse plate 3, the electric push rod 21 is arranged between the supporting side plate 2 and the fixing frame 15, and the electric push rod 21 is arranged outside the sealing plate 13, so that the movable transverse plate 3 and the heating mechanism can be conveniently driven to move up and down.

Further, a second sliding groove 22 is formed in one side of the supporting side plate 2, a second sliding block 23 is arranged inside the second sliding groove 22, and one side of the second sliding block 23 is fixedly connected with the other side of the movable transverse plate 3, so that the movable transverse plate 3 can move up and down conveniently.

Further, the thread directions of the two ends of the threaded rod 9 are opposite, so that the two movable blocks 12 can move towards opposite directions.

The implementation scenario is specifically as follows: the circuit board is clamped between two clamping blocks 18, the clamping blocks 18 fix the circuit board under the elastic force of a spring 16, the closed area of a hot air hole 14 is adjusted according to the size of the circuit board, a motor 7 is started, an output shaft of the motor 7 drives a rotating rod 8 to rotate, the rotating rod 8 drives a second belt pulley 11 to rotate, the second belt pulley 11 drives a first belt pulley 10 to rotate, the first belt pulley 10 drives a threaded rod 9 to rotate, the movable block 12 moves inwards along with the rotation of the threaded rod 9 due to the threaded connection between the threaded rod 9 and the movable block 12, the movable block 12 drives a sealing plate 13 to move inwards to seal the hot air holes 14 on two sides by the sealing plate 13 until the hot air holes correspond to the area of the circuit board, the motor 7 is stopped, then the electric push rod 21 drives the movable transverse plate 3 to move downwards by adjusting the electric push rod 21, and the movable transverse plate 3 drives a, when the bottom end of the heating box 4 is close to the top end of the circuit board, the electric push rod 21 is stopped to be adjusted, then the hot air blower 5 is started, hot air generated by the hot air blower 5 enters the heating box 4 through the hot air pipe 6, then the hot air is sprayed on the surface of the circuit board through the hot air holes 14 to uniformly heat the circuit board, the utility model is provided with a heating mechanism, the opening of the hot air holes 14 can be adjusted according to the size of the circuit board, so that the hot air holes 14 always correspond to the area of the circuit board, and the plurality of hot air holes 14 can heat the surface of the circuit board simultaneously, the heating is faster, the heating time is reduced, the heating efficiency is improved, the heating is more uniform, the embodiment specifically solves the problems that in the prior art, the hot air nozzle of the BGA repair platform sprays hot air on the surface of the circuit board in a moving way, the heating area is small, this heating takes longer, is less efficient, and can lead to non-uniform heating of the circuit board.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a platform is reprocessed to full-automatic BGA, includes base (1), supports curb plate (2) and activity diaphragm (3), support curb plate (2) and fix and establish on base (1) one side top, activity diaphragm (3) are established in support curb plate (2) one side, establish at base (1) top, its characterized in that in activity diaphragm (3): a heating mechanism is arranged on one side of the movable transverse plate (3), two clamping mechanisms are arranged at the top end of the base (1), and the clamping mechanisms are arranged at the bottom of the heating mechanism;

the heating mechanism comprises a heating box (4), the heating box (4) is fixedly arranged on one side of a movable transverse plate (3), an air heater (5) is fixedly arranged at the top end of the heating box (4), a hot air pipe (6) is fixedly arranged at the air outlet end of the air heater (5), one end of the hot air pipe (6) penetrates through the top end of the heating box (4) and is communicated with the inside of the heating box (4), a motor (7) is fixedly arranged at the top end of the heating box (4), the motor (7) is arranged on one side of the air heater (5), a rotating rod (8) is fixedly arranged at the output end of the motor (7), a threaded rod (9) is arranged inside the heating box (4), one end of the threaded rod (9) penetrates through one side of the heating box (4) and is rotatably connected with one side of the heating box (4) through a sealing bearing, the other end of the threaded rod (, threaded rod (9) one end is fixed and is equipped with first belt pulley (10), establish in heating box (4) one side first belt pulley (10), dwang (8) one end is fixed and is equipped with second belt pulley (11), first belt pulley (10) are connected through the belt with second belt pulley (11), heating box (4) inside is equipped with two movable block (12), threaded rod (9) run through two movable block (12) and with movable block (12) between threaded connection, movable block (12) bottom mounting is equipped with closing plate (13), closing plate (13) bottom contacts with heating box (4) inside bottom, two closing plate (13) all are established and are extended the both sides of heating box (4) respectively in heating box (4) inside and the outside, a plurality of hot-blast hole (14) have been seted up to heating box (4) bottom.

2. The fully automated BGA rework station of claim 1, wherein: fixture is including fixed frame (15), fixed frame (15) are fixed to be established on base (1) top, fixed frame (15) inside is equipped with spring (16), spring (16) one end and fixed frame (15) inner wall fixed connection, spring (16) other end is fixed and is equipped with movable rod (17), movable rod (17) are established and are extended fixed frame (15) one end at fixed frame (15) inside and one end, movable rod (17) one end is fixed and is equipped with grip block (18).

3. The fully automated BGA rework station of claim 1, wherein: first spout (19) have been seted up to the inside bottom of heating box (4), first spout (19) are established between a plurality of hot-blast holes (14), first spout (19) inside is equipped with two first slider (20), two first slider (20) top respectively with two closing plate (13) bottom fixed connection.

4. The fully automated BGA rework station of claim 2, wherein: the base (1) top is fixed and is equipped with electric putter (21), electric putter (21) top and activity diaphragm (3) bottom fixed connection, electric putter (21) are established between support curb plate (2) and fixed frame (15), electric putter (21) are established in the closing plate (13) outside.

5. The fully automated BGA rework station of claim 1, wherein: a second sliding groove (22) is formed in one side of the supporting side plate (2), a second sliding block (23) is arranged inside the second sliding groove (22), and one side of the second sliding block (23) is fixedly connected with the other side of the movable transverse plate (3).

6. The fully automated BGA rework station of claim 1, wherein: the thread directions of the two ends of the threaded rod (9) are opposite.