CN211352655U

CN211352655U - Pressing device for printed circuit board

Info

Publication number: CN211352655U
Application number: CN202020474355.5U
Authority: CN
Inventors: 张才
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-08-25
Anticipated expiration: 2030-04-02

Abstract

The utility model discloses a closing device for printed circuit board relates to the printed circuit board field, including the loading board, the spacing frame of last fixed surface of loading board, the draw-in groove has been seted up at the top of spacing frame, and the both sides of spacing frame all are provided with changes the board, change the top fixedly connected with clamp plate of board side, the fixed interlude in bottom of changeing the board is connected with the connecting rod, and the tip movable sleeve of connecting rod is equipped with the torsional spring, and the torsional spring is located the inner chamber of install bin, the one end fixedly connected with fixed block of torsional spring, the inner wall fixed connection of fixed block and install bin, the other end of torsional spring and the. The utility model discloses utilize spacing frame and clamp plate matched with to set up the mode, through the elastic restoring force of torsional spring, make the clamp plate compress tightly the circuit board to alright realize the rigidity of circuit board, only need rotate change board alright realize compressing tightly fixed of circuit board, this kind of fixed mode is more convenient, and the practicality is higher.

Description

Pressing device for printed circuit board

Technical Field

The utility model relates to a printed circuit board field, in particular to closing device for printed circuit board.

Background

In the point of printed circuit board is glued, need compress tightly the position of circuit board earlier and just can glue the circuit board after fixing, then install original paper such as electric capacity on printed circuit board's surface, generally all compress tightly the circuit board through the mode of bolt tightening in compressing tightly of circuit board, such screw thread tightening's fixed mode is comparatively loaded down with trivial details, and the convenience is lower, can make the staff be used for printed circuit board's fixed with a large amount of time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a closing device for printed circuit board to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a closing device for printed circuit board, includes the loading board, the spacing frame of last fixed surface of loading board, the draw-in groove has been seted up at the top of spacing frame, the both sides of spacing frame all are provided with changes the board, the top fixedly connected with clamp plate of commentaries on classics board side, the bottom fixed interlude of changeing the board is connected with the connecting rod, the both ends of connecting rod are all rotated and are alternated and be connected with the install bin, the bottom of install bin and the last fixed surface of loading board are connected, the tip movable sleeve of connecting rod is equipped with the torsional spring, the torsional spring is located the inner chamber of install bin, the one end fixedly connected with fixed block of torsional spring, the inner wall fixed connection of fixed block and install bin, the other end.

Preferably, the bottom plate is arranged below the bearing plate, a threaded rod is fixedly connected to the middle of the lower surface of the bearing plate, and a first sleeve is sleeved on the bottom thread of the threaded rod.

Preferably, the bottom end of the first sleeve is fixedly connected with a T-shaped rotating block, and a limiting groove matched with the T-shaped rotating block is formed in the bottom plate.

Preferably, the both sides of loading board lower surface all fixedly connected with gag lever post, the bottom activity cover of gag lever post is equipped with the second sleeve, telescopic bottom and bottom plate fixed connection of second.

Preferably, the two sides of the upper surface of the bottom plate are fixedly connected with supporting plates, and the tops of the two supporting plates are connected with a sliding rod in a sliding and clamping mode.

Preferably, the outside slip cover of slide bar is equipped with the lantern ring, the rifle is glued in the front of lantern ring.

The utility model discloses a technological effect and advantage:

(1) the utility model utilizes the setting mode of matching the limiting frame and the pressing plate, and the pressing plate is enabled to compress the circuit board through the elastic restoring force of the torsional spring, thereby realizing the position fixation of the circuit board, and the compressing fixation of the circuit board can be realized only by rotating the rotating plate, and the fixing mode is more convenient and more practical;

(2) the utility model discloses utilize threaded rod and first sleeve matched with to set up the mode, through rotating first sleeve, and the second sleeve can carry on spacingly to the motion of gag lever post, makes the loading board can only carry out axial and reciprocates, alright realize coming highly adjusting the loading board through rotatory first sleeve, is convenient for glue the point of rifle to the circuit board.

Drawings

Fig. 1 is a schematic front structural view of the present invention.

Fig. 2 is a schematic view of the overlooking structure of the limiting frame of the present invention.

Fig. 3 is the schematic diagram of the internal structure of the installation box of the present invention.

Fig. 4 is a schematic structural diagram of the limiting frame of the present invention.

Fig. 5 is a schematic diagram of the T-shaped block structure of the present invention.

In the figure: 1. a carrier plate; 2. a limiting frame; 3. a card slot; 4. rotating the plate; 5. pressing a plate; 6. a connecting rod; 7. installing a box; 8. a torsion spring; 9. a fixed block; 10. a base plate; 11. a threaded rod; 12. a first sleeve; 13. t-shaped conversion blocks; 14. a limiting rod; 15. a second sleeve; 16. a support plate; 17. a slide bar; 18. a collar; 19. and (4) a glue gun.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

The utility model provides a compressing device for printed circuit board as shown in figures 1-5, including loading board 1, the spacing frame 2 of the last fixed surface of loading board 1 is connected with, and draw-in groove 3 has been seted up at the top of spacing frame 2, and the both sides of spacing frame 2 all are provided with change board 4, change the top fixedly connected with clamp plate 5 of 4 sides of board, and the fixed surface of clamp plate 5 has cup jointed the rubber sleeve, prevents the damage of clamp plate 5 to the circuit board surface.

The fixed interlude in bottom of commentaries on classics board 4 is connected with connecting rod 6, the both ends of connecting rod 6 are all rotated and are interlude and be connected with install bin 7, the bottom of install bin 7 and the last fixed surface of loading board 1 are connected, the tip movable sleeve of connecting rod 6 is equipped with torsional spring 8, torsional spring 8 is located the inner chamber of install bin 7, torsional spring 8's one end fixedly connected with fixed block 9, fixed block 9 and install bin 7's inner wall fixed connection, torsional spring 8's the other end and connecting rod 6's outer wall fixed connection, thereby make connecting rod 6's the other end that can drive torsional spring 8 rotate, make torsional spring 8 take place elastic deformation, torsional spring 8 can give connecting rod 6 certain torsion this moment, help clamp plate 5 to.

A bottom plate 10 is arranged below the bearing plate 1, a threaded rod 11 is fixedly connected to the middle part of the lower surface of the bearing plate 1, a first sleeve 12 is sleeved on the bottom thread of the threaded rod 11, a T-shaped rotating block 13 is fixedly connected to the bottom end of the first sleeve 12, the movement of a limiting rod 14 is limited by rotating the first sleeve 12, the bearing plate 1 can only axially move up and down, the height of the bearing plate 1 can be adjusted by rotating the first sleeve 12, glue dispensing of a circuit board by a glue gun 19 is facilitated, a limiting groove matched with the T-shaped rotating block 13 is formed in the bottom plate 10, the limiting groove is convenient for limiting the rotation of the T-shaped rotating block 13, the T-shaped rotating block 13 can only rotate, and further the rotation of the first sleeve 12 is limited, so that the first sleeve 12 can only rotate, and the threaded rod 11 in the first sleeve 12 can be driven to move upwards or downwards by the rotation of the first sleeve 12, the equal fixedly connected with gag lever post 14 in both sides of loading board 1 lower surface, the bottom activity cover of gag lever post 14 is equipped with second sleeve 15, the bottom and the bottom plate 10 fixed connection of second sleeve 15, and gag lever post 14 removes in the inner chamber of second sleeve 15, alright realize the spacing to loading board 1 removal, makes loading board 1 only can carry out ascending reciprocating of vertical side.

The equal fixedly connected with backup pad 16 in both sides of bottom plate 10 upper surface, the top slip joint of two backup pads 16 has slide bar 17, the top fixedly connected with slider of backup pad 16, slide bar 17's both ends have been seted up with slider matched with spout, thereby alright realize that slide bar 17's slip is spacing through backup pad 16, and the cooperation mode of slider and spout is interference fit, only promote slide bar 17 hard, slide bar 17 just can slide, other time slide bar 17 can keep static, and then be convenient for make slide bar 17's position relatively fixed, slide bar 17's outside slip cover is equipped with lantern ring 18, slide bar 17's outer wall is fixed and has been cup jointed anti-skidding rubber sleeve, thereby be convenient for prevent the random slip of lantern ring 18, glue rifle 19 is installed in the front of lantern ring.

The utility model discloses the theory of operation:

when using, at first rotate two and change board 4, make two and change board 4 and rotate to opposite direction, it can drive connecting rod 6 and rotate to change board 4 this moment, thereby just make the other end of torsional spring 8 rotate, because the position of 8 one ends of torsional spring is motionless, this just makes torsional spring 8 take place elastic deformation, just there is certain torsion to connecting rod 6, then place printed circuit board in the inner chamber of spacing frame 2, relax the external force of changeing board 4 application, torsion to connecting rod 6 through 8 torsional springs, make two connecting rod 6 rotate relatively, thereby make two change board 4 rotate relatively, until the surface contact of clamp plate 5 and circuit board, elastic restoring force through 8 torsional springs, make clamp plate 5 compress tightly the circuit board, thereby alright realize the position fixing of circuit board.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a closing device for printed circuit board, includes loading board (1), its characterized in that: the upper surface of the bearing plate (1) is fixedly connected with a limiting frame (2), the top of the limiting frame (2) is provided with a clamping groove (3), the two sides of the limiting frame (2) are both provided with rotating plates (4), the top of the side surface of each rotating plate (4) is fixedly connected with a pressing plate (5), the bottom of the rotating plate (4) is fixedly inserted and connected with a connecting rod (6), both ends of the connecting rod (6) are rotatably inserted and connected with an installation box (7), the bottom end of the mounting box (7) is fixedly connected with the upper surface of the bearing plate (1), the end part of the connecting rod (6) is movably sleeved with a torsional spring (8), the torsional spring (8) is positioned in the inner cavity of the mounting box (7), one end of the torsion spring (8) is fixedly connected with a fixed block (9), the fixed block (9) is fixedly connected with the inner wall of the installation box (7), the other end of the torsion spring (8) is fixedly connected with the outer wall of the connecting rod (6).

2. The hold-down device for a printed circuit board as claimed in claim 1, wherein: the bearing plate is characterized in that a bottom plate (10) is arranged below the bearing plate (1), a threaded rod (11) is fixedly connected to the middle of the lower surface of the bearing plate (1), and a first sleeve (12) is sleeved on a bottom thread of the threaded rod (11).

3. The hold-down device for a printed circuit board as set forth in claim 2, wherein: the bottom end of the first sleeve (12) is fixedly connected with a T-shaped rotating block (13), and a limiting groove matched with the T-shaped rotating block (13) is formed in the bottom plate (10).

4. The hold-down device for a printed circuit board as claimed in claim 1, wherein: the equal fixedly connected with gag lever post (14) in both sides of loading board (1) lower surface, the bottom activity cover of gag lever post (14) is equipped with second sleeve (15), the bottom and bottom plate (10) fixed connection of second sleeve (15).

5. The hold-down device for a printed circuit board as set forth in claim 2, wherein: the supporting plates (16) are fixedly connected to two sides of the upper surface of the bottom plate (10), and a sliding rod (17) is clamped at the tops of the two supporting plates (16) in a sliding mode.

6. The hold-down device for a printed circuit board as set forth in claim 5, wherein: the outside slip cover of slide bar (17) is equipped with lantern ring (18), glue rifle (19) are installed in the front of lantern ring (18).