CN218337047U - Circuit board fixing table for chip mounting - Google Patents

Abstract

A circuit board fixing table for chip mounting comprises a bottom plate, wherein a plurality of placing mechanisms are arranged on the bottom plate; the placing mechanism comprises a pair of rotating seats installed on the bottom plate, rotating shafts are arranged on the rotating seats in a rotating mode, inverted L-shaped pieces are arranged at the inner side ends of the rotating shafts, L-shaped lower lining pieces are arranged between the inverted L-shaped pieces, side fixing components are movably arranged on each inverted L-shaped piece, positioning components are arranged at the outer side ends of the inverted L-shaped pieces, spring pieces are arranged on the lower walls of the L-shaped lower lining pieces, the spring pieces are installed on the bottom plate, and locking mechanisms are installed on the bottom plate and used for locking the L-shaped lower lining pieces in a rotating mode. Compared with the prior art, the utility model conveniently carry out when pasting the dress to the size specification chip, the location operation of circuit board to conveniently take out the circuit board when accomplishing the dress.

Description

Circuit board fixing table for chip mounting

Technical Field

The utility model relates to an optical communication device processing technology field especially relates to a chip pastes dress and uses circuit board fixed station.

Background

The die attachment means attaching a die to a circuit board and electrically connecting the circuit board and the die by soldering. Adopt 5G optical communication device to adopt at present that the mode of chip subsides dress pastes the position department that optical communication conversion chip corresponds at the circuit board, and when carrying out the tiling operation, at first need carry out the fixed of circuit board, then paste the dress in the position department that corresponds through the paster device with the chip, and current circuit board is fixed and is placed the dish through the circuit board and accomplish, when carrying out the circuit board and placing, place the circuit board in the recess of seting up on it, realize the location of circuit board through the recess, and this kind of spacing fixed mode, when accomplishing the dress of chip, there is the inconvenient problem that shifts out the circuit board, consequently, certain influence has been caused for the operation of pasting dress.

SUMMERY OF THE UTILITY MODEL

The utility model provides a chip pastes dress and uses circuit board fixed station to solve the not enough of above-mentioned prior art, when carrying out chip card dress, conveniently carry out the fixed of circuit board, and can adjust according to the size of circuit board, when pasting the dress and accomplishing the back simultaneously, still conveniently take out the circuit board, have stronger practicality.

In order to realize the purpose of the utility model, the following technologies are adopted:

a circuit board fixing table for chip mounting comprises a bottom plate, wherein a plurality of placing mechanisms are arranged on the bottom plate;

the placing mechanism comprises a pair of rotating seats installed on the bottom plate, rotating shafts are arranged on the rotating seats in a rotating mode, inverted L-shaped pieces are arranged at the inner side ends of the rotating shafts, L-shaped lower lining pieces are arranged between the inverted L-shaped pieces, side fixing components are movably arranged on each inverted L-shaped piece, positioning components are arranged at the outer side ends of the inverted L-shaped pieces, spring pieces are arranged on the lower walls of the L-shaped lower lining pieces, the spring pieces are installed on the bottom plate, and locking mechanisms are installed on the bottom plate and used for locking the L-shaped lower lining pieces in a rotating mode.

Furthermore, the positioning component comprises a movable rod penetrating through the side wall of the inverted L-shaped part, an end disc is arranged at the outer side end of the movable rod, a top cap is arranged at the inner side end of the movable rod, a spring is sleeved at the inner side end of the movable rod, and the spring is located between the top cap and the inverted L-shaped part.

Further, the inner side end of the top cap is of a spherical structure.

Further, the positioning component is including installing in the regulation diaphragm of back-off L shape piece outside end outer wall, and the end seat is all installed at the inside wall both ends of regulation diaphragm, is equipped with accommodate the lead screw before the end seat, and the screw thread at accommodate the lead screw both ends is revolved to opposite, and accommodate the lead screw's both ends are equipped with the sliding seat respectively, and accommodate the lead screw's one end is equipped with the rotation head, and the sliding seat is connected with the connection end plate through a connecting rod respectively, and the lower extreme of connection end plate is equipped with the location curb plate respectively, and the location curb plate all is located the inboard of back-off L shape piece.

Furthermore, the locking mechanism comprises an upper extending convex plate arranged on the bottom plate, a pair of inner top pins penetrate through the upper extending convex plate, a bottom lining table is arranged at the inner side end of each inner top pin, a pair of clamping rods are arranged on the bottom lining table in an upward extending mode, a limiting upper plate is arranged at the upper ends of the clamping rods, a pair of U-shaped grooves are formed in the outer side ends of the L-shaped lower lining pieces, and the clamping rods penetrate through the U-shaped grooves and are used for locking the L-shaped lower lining pieces in a rotating mode.

The technical scheme has the advantages that:

compared with the prior art, when pasting the dress to the size specification chip, the utility model discloses conveniently carry out the location operation of circuit board, and conveniently take out the circuit board when accomplishing pasting the dress, wherein, it can carry on spacingly to the both sides of circuit board to decide the setting of component through the side, thereby the effect placed in the middle after the circuit board location has been improved, conveniently fix not unidimensional circuit board according to the specification of circuit board through the locating means, thereby application scope has been enlarged, conveniently carry out the rotation locking of L shape lower liner piece through locking mechanical system, thereby be convenient for carry out the subsides dress of chip, simultaneously when pasting the dress and accomplishing the back, through canceling locking, can conveniently carry out the operation of taking out of circuit board, and has strong practicality.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 shows a perspective view of one embodiment.

Fig. 2 shows an enlarged view at a.

Fig. 3 shows an enlarged view at B.

Detailed Description

As shown in fig. 1 to 3, a circuit board fixing table for chip mounting includes a base plate 1, and a plurality of placing mechanisms 2 are disposed on the base plate 1.

When carrying out the subsides dress operation of chip, operating personnel inserts the circuit board one by one and establishes in placement mechanism 2, then makes placing on bottom plate 1 that the circuit board is the horizontality, then carries out the subsides dress of chip one by one through pasting dress device, when pasting dress and accomplishing the back, takes out the chip from placement mechanism 2.

The placing mechanism 2 comprises a pair of rotating seats 20 installed on the bottom plate 1, rotating shafts 21 are rotatably arranged on the rotating seats 20, inverted L-shaped pieces 22 are arranged at the inner side ends of the rotating shafts 21, L-shaped lower lining pieces 23 are arranged between the inverted L-shaped pieces 22, a side fixing component 24 is movably arranged on each inverted L-shaped piece 22, a positioning component is arranged at the outer side end of each inverted L-shaped piece 22, a spring leaf 292 is arranged on the lower wall of each L-shaped lower lining piece 23, the spring leaf 292 is installed on the bottom plate 1, a locking mechanism is installed on the bottom plate 1, and the locking mechanism is used for locking the L-shaped lower lining pieces 23 in a rotating mode.

Wherein the front side of the inverted L-shaped member 22 acts as a limit to ensure the stability of the circuit board after positioning.

Wherein, the L shape of rotating the setting down lining piece 23 on the one hand can carry on spacingly to the one end of circuit board, and on the other hand pivoted mode of setting can rotate under the effect of spring leaf 292 when carrying out taking out of circuit board to the convenience is taken out the circuit board.

The positioning component comprises a movable rod penetrating through the side wall of the inverted L-shaped part 22, an end disc is arranged at the outer side end of the movable rod, a top cap is arranged at the inner side end of the movable rod, a spring is sleeved at the inner side end of the movable rod, and the spring is located between the top cap and the inverted L-shaped part 22. The inner side end of the top cap is of a spherical structure, and the arrangement of the spherical structure avoids scratching the two sides of the circuit board when the circuit board is drawn out or inserted.

When the locating component fixes a position the both sides of circuit board, the hood is inside motion under the drive of spring to make the hood act on the both sides of circuit board, and then accomplish the location placed in the middle to the circuit board.

The positioning component comprises an adjusting transverse plate 25 arranged on the outer wall of the outer side end of the inverted L-shaped part 22, end seats 26 are arranged at two ends of the inner side wall of the adjusting transverse plate 25, adjusting screw rods 27 are arranged in front of the end seats 26, the thread turning directions of two ends of each adjusting screw rod 27 are opposite, movable seats 28 are arranged at two ends of each adjusting screw rod 27 respectively, a rotating head is arranged at one end of each adjusting screw rod 27, the movable seats 28 are connected with connecting end plates 290 through connecting rods 29 respectively, positioning side plates 291 are arranged at the lower ends of the connecting end plates 290 respectively, and the positioning side plates 291 are located on the inner sides of the inverted L-shaped part 22.

When the distance between the positioning side plates 291 is adjusted to position the circuit boards of different specifications by the positioning side plates 291, an operator rotates the adjusting screw rod 27 through the rotating head, and the rotation of the adjusting screw rod 27 makes the positioning side plates 291 approach to each other, and finally the positioning of the two sides of the circuit board is completed through the positioning side plates 291.

The locking mechanism comprises an upper extending convex plate 30 arranged on the bottom plate 1, a pair of inner top pins 31 penetrate through the upper extending convex plate 30, inner pushing springs 33 are sleeved at the outer side ends of the inner top pins 31, bottom lining platforms 32 are arranged at the inner side ends of the inner top pins 31, a pair of clamping rods are arranged on the bottom lining platforms 32 in an upward extending mode, limiting upper plates 35 are arranged at the upper ends of the clamping rods, a pair of U-shaped grooves 220 are formed in the outer side ends of the L-shaped lower lining pieces 23, and the clamping rods penetrate through the U-shaped grooves 220 and are used for locking the L-shaped lower lining pieces 23 in a rotating mode.

When the rotation of the L-shaped lower liner 23 is locked and the outer end of the circuit board is limited by the upper limit plate 35, the operator rotates the L-shaped lower liner 23 and pulls the bottom liner table 32 outwards when rotating the L-shaped lower liner 23, when the L-shaped lower liner 23 is in a horizontal state, the pulling force on the inner ejector pin 31 is released, at this time, the upper limit plate 35 and the bottom liner table 32 move inwards under the action of the inner push spring 33, and finally the clamping rod penetrates into the U-shaped groove 220, the upper limit plate 35 abuts against the outer end of the circuit board, the L-shaped lower liner 23 is in a horizontal state through the upper limit plate 35, and the outer end of the circuit board is limited through the upper limit plate 35.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (5)

1. A circuit board fixing table for chip mounting is characterized by comprising a base plate (1), wherein a plurality of placing mechanisms (2) are arranged on the base plate (1);

place mechanism (2) including installing in a pair of rotation seat (20) of bottom plate (1), it is equipped with pivot (21) all to rotate on rotation seat (20), the medial extremity of pivot (21) all is equipped with back-off L shape (22), be equipped with liner (23) under the L shape between back-off L shape (22), all the activity is equipped with side and decides component (24) on every back-off L shape (22), the outside end of back-off L shape (22) is equipped with locating component, the lower wall of liner (23) is equipped with spring leaf (292) under the L shape, install in bottom plate (1) spring leaf (292), install locking mechanism on bottom plate (1), locking mechanism is used for the rotation locking of liner (23) under the L shape.

2. The circuit board fixing table for chip mounting according to claim 1, wherein the positioning member comprises a movable rod penetrating through a side wall of the inverted L-shaped member (22), an end plate is provided at an outer end of the movable rod, a top cap is provided at an inner end of the movable rod, and a spring is sleeved at the inner end of the movable rod and located between the top cap and the inverted L-shaped member (22).

3. The board holder for die bonding according to claim 2, wherein the inner end of the top cap has a spherical structure.

4. The circuit board fixing table for chip mounting according to claim 1, wherein the positioning member comprises an adjusting transverse plate (25) installed on an outer wall of an outer side end of the inverted L-shaped member (22), end seats (26) are installed at two ends of an inner side wall of the adjusting transverse plate (25), an adjusting screw rod (27) is arranged in front of each end seat (26), threads at two ends of each adjusting screw rod (27) are opposite in rotating direction, movable seats (28) are respectively arranged at two ends of each adjusting screw rod (27), a rotating head is arranged at one end of each adjusting screw rod (27), each movable seat (28) is connected with a connecting end plate (290) through a connecting rod (29), positioning side plates (291) are respectively arranged at lower ends of the connecting end plates (290), and the positioning side plates (291) are both located on an inner side of the inverted L-shaped member (22).

5. The circuit board fixing table for die attach according to claim 1, wherein the locking mechanism comprises an upper extending plate (30) mounted on the bottom plate (1), a pair of inner pins (31) penetrate through the upper extending plate (30), a bottom lining table (32) is arranged at an inner side end of the inner pins (31), a pair of clamping rods are arranged on the bottom lining table (32) in an upward extending manner, a limiting upper plate (35) is arranged at an upper end of each clamping rod, a pair of U-shaped grooves (220) are formed at an outer side end of the L-shaped lower lining member (23), and the clamping rods penetrate through the U-shaped grooves (220) and are used for locking the rotation of the L-shaped lower lining member (23).

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