CN210986607U

CN210986607U - SMT compresses tightly equipment fast

Info

Publication number: CN210986607U
Application number: CN201922146920.5U
Authority: CN
Inventors: 周君; 宁兴康
Original assignee: Suzhou Gaolibao Electronic Technology Co ltd
Current assignee: Suzhou Gaolibao Electronic Technology Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-07-10
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a SMT compresses tightly equipment fast relates to the SMT field, the on-line screen storage device comprises a base, the bilateral symmetry of base is equipped with external frame, two external frame's other end fixedly connected with backup pads, and the top of backup pad is equipped with the fly leaf, and one side of fly leaf bottom is equipped with the lead screw, and one side at backup pad top is equipped with rotates the piece, and the bottom that the bottom of lead screw runs through the swivelling chute is equipped with first stopper, and the middle part at fly leaf top is equipped with the cylinder, and the top that the output of cylinder runs through the backup pad is equipped with the. The utility model discloses utilize the setting of fly leaf and lead screw, rotate the piece and drive the fly leaf through the lead screw and be the motion on the vertical direction, the position that makes the cylinder can follow the fly leaf and take place the change on the vertical direction to make the telescopic link drive the degree of depth difference of pressing down according to the briquetting, thereby avoid appearing damaging or bad contact's phenomenon, improve product quality.

Description

SMT compresses tightly equipment fast

Technical Field

The utility model relates to a SMT field, in particular to SMT compresses tightly equipment fast.

Background

SMT is a surface mount technology, the most popular technology and process in the electronic assembly industry, and is called surface mount technology or surface mount technology, which is a circuit assembly technology in which surface mount components without pins or short leads are mounted on the surface of a printed circuit board or other substrates and then soldered or assembled by means of reflow soldering or dip soldering.

After carrying out surface mounting to the PCB board, need compress tightly the processing to spare part on the PCB board, prevent to appear connecting the loose phenomenon that drops between spare part and the PCB board, present equipment that compresses tightly generally uses cylinder and telescopic link to apply the pressing force, but the extension of telescopic link is hardly controlled, spare part size and the required degree of depth of pressing on the PCB board are different simultaneously, the event can appear little spare part atress too big impaired and the less bad contact phenomenon of big spare part atress takes place, thereby reduce the quality of product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SMT compresses tightly equipment fast 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: an SMT rapid pressing device comprises a base, wherein outer frames are symmetrically arranged on two sides of the base, one end of each outer frame is fixedly connected with two sides of the base, a supporting plate is fixedly connected with the other end of each outer frame, a movable plate is arranged above the supporting plate, one side of the bottom of the movable plate is fixedly connected with a screw rod, a rotating groove is arranged on one side of the top of the supporting plate, a rotating piece is arranged in the inner cavity of the rotating groove, the inner cavity of the rotating piece is in threaded connection with the outer wall of the screw rod, the bottom end of the screw rod penetrates through the bottom of the rotating groove and is fixedly connected with a first limiting block, the other side of the bottom of the movable plate is provided with a limiting component, the middle part fixedly connected with cylinder at fly leaf top, the telescopic link has been cup jointed in the top slip that the output of cylinder runs through the backup pad, the bottom fixedly connected with of telescopic link presses the briquetting.

Preferably, the limiting assembly comprises a sliding rod, the bottom end of the sliding rod is fixedly connected with the top of the supporting plate, and the top end of the sliding rod penetrates through the bottom of the movable plate and is fixedly connected with a second limiting block.

Preferably, the top of the base is provided with a placing groove, two positioning plates are symmetrically arranged on two side walls of an inner cavity of the placing groove, two reeds are fixedly connected to the outer sides of the two positioning plates respectively, and one sides of the two reeds are fixedly connected with the two side walls of the inner cavity of the placing groove respectively.

Preferably, limiting plates are symmetrically arranged on two sides of the inner cavity of the placing groove, and one side of each of the two limiting plates is fixedly connected with two sides of the inner cavity of the placing groove respectively.

Preferably, the two sides of the bottom of the base are symmetrically provided with supporting blocks, and the tops of the two supporting blocks are fixedly connected with the bottom of the base.

Preferably, the cylinder is electrically connected with an external power supply through an external switch.

The utility model discloses a technological effect and advantage:

1. the utility model utilizes the arrangement of the movable plate and the lead screw to rotate the rotating piece, the rotating piece drives the movable plate to move in the vertical direction through the lead screw, so that the position of the cylinder can follow the change of the movable plate in the vertical direction, and the telescopic rod drives the pressing blocks to press downwards with different depths, thereby avoiding the phenomenon of damage or poor contact and improving the product quality;

2. the utility model discloses utilize the setting of locating plate and reed, make and carry out quick location to the PCB board, simultaneously through the upper end of pressing the locating plate, can make the position of PCB board in the standing groove remove, increase the scope that can press, improve work efficiency.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a schematic front sectional view of the present invention.

Fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

Fig. 4 is a schematic view of the enlarged structure of the part B in fig. 2 according to the present invention.

In the figure: 1. a base; 2. an outer frame; 3. a support plate; 4. a movable plate; 5. a screw rod; 6. a rotating member; 7. a first stopper; 8. a cylinder; 9. a telescopic rod; 10. a pressing block; 11. a slide bar; 12. a second limiting block; 13. positioning a plate; 14. a reed; 15. a limiting plate; 16. and (7) a supporting block.

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 SMT rapid pressing device as shown in figures 1-4, which comprises a base 1, supporting blocks 16 are symmetrically arranged at two sides of the bottom of the base 1, the supporting blocks support the base 1, the top parts of the two supporting blocks 16 are fixedly connected with the bottom part of the base 1, the two sides of the base 1 are symmetrically provided with external frames 2, the two external frames 2 play a role of connecting and bearing the supporting plate 3 in the middle, one ends of the two external frames 2 are respectively fixedly connected with the two sides of the base 1, the other ends of the two external frames 2 are fixedly connected with the supporting plate 3, a movable plate 4 is arranged above the supporting plate 3, the movable plate 4 can drive a cylinder 8 arranged at the bottom part of the movable plate to move in the vertical direction, one side of the bottom part of the movable plate 4 is fixedly connected with a lead screw 5, the lead screw 5 is a threaded rod, one side of the top part of the supporting plate, the device is used for fixing the position of a rotating piece 6 in the vertical direction to drive a screw rod 5 to move in the vertical direction, a rotating piece 6 is arranged in an inner cavity of a rotating groove, an inner thread is arranged in an inner cavity of the rotating piece 6, the inner cavity of the rotating piece 6 is in threaded connection with the outer wall of the screw rod 5, a first limiting block 7 is fixedly connected to the bottom of the screw rod 5, which penetrates through the bottom of the rotating groove, the maximum displacement length which can be generated by the screw rod 5 and a movable plate 4 is limited, a limiting component is arranged on the other side of the bottom of the movable plate 4, the limiting component limits the movable plate 4 not to rotate along with the screw rod 5 and also ensures the movement stability of the movable plate 4, a cylinder 8 is fixedly connected to the middle of the top of the movable plate 4, the cylinder 8 drives a telescopic rod 9 to extend to a, the telescopic rod 9 is sleeved on the output end of the air cylinder 8 through the top of the supporting plate 3 in a sliding mode, and the pressing block 10 is fixedly connected to the bottom end of the telescopic rod 9.

The limiting assembly comprises a sliding rod 11, the bottom end of the sliding rod 11 is fixedly connected with the top of the supporting plate 3, the top end of the sliding rod 11 penetrates through a second limiting block 12 which is fixedly connected with the bottom of the movable plate 4, the length of the movable plate 4 in motion is limited, the sliding rod 11 is in sliding sleeve connection with the movable plate 4, and the movable plate 4 is prevented from rotating along with the screw rod 5, and meanwhile, the motion stability of the movable plate 4 is guaranteed.

The top of base 1 is equipped with the standing groove, the both sides wall symmetry of standing groove inner chamber is equipped with locating plate 13, thereby the top of locating plate 13 needs to carry out the chamfer and handles, thereby conveniently press down the PCB board and carry out in the standing groove, certain space is left with the bottom of standing groove inner chamber in the bottom of locating plate 13 and is convenient for placing and the location of PCB board, two reeds 14 of fixedly connected with are distinguished in the outside of two locating plate 13, elastic deformation can take place for reed 14, one side of two reeds 14 respectively with the both sides wall fixed connection of standing groove inner chamber, the bilateral symmetry of standing groove inner chamber is equipped with limiting plate 15, limiting plate 15 is equipped with certain space with the bottom of standing groove, make things convenient for the avris of PCB board to insert fixedly, one side of two limiting plates.

This practical theory of operation:

the utility model discloses when carrying out the during operation, place the PCB board in the top of locating plate 13, press the PCB board downwards, make PCB board extrude locating plate 13 downwards, because the top of locating plate 13 is handled through the chamfer, so locating plate 13 can extrude reed 14 and move to the outside, the bottom of PCB board whereabouts standing groove inner chamber simultaneously, locating plate 13 receives the reaction force of reed 14 and resets simultaneously, fix a position PCB board, then rotate piece 6 according to the degree of depth rotation that spare part need press, it drives fly leaf 4 through lead screw 5 and is the ascending motion of vertical direction to rotate piece 6, fly leaf 4 drives cylinder 8 and is the ascending motion of vertical direction simultaneously, it is different to make telescopic link 9 drive the degree of depth of pressing down according to briquetting 10.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a SMT fast pressing apparatus, includes base (1), its characterized in that: the two sides of the base (1) are symmetrically provided with external frames (2), one ends of the two external frames (2) are respectively fixedly connected with the two sides of the base (1), the other ends of the two external frames (2) are fixedly connected with a supporting plate (3), a movable plate (4) is arranged above the supporting plate (3), one side of the bottom of the movable plate (4) is fixedly connected with a lead screw (5), one side of the top of the supporting plate (3) is provided with a rotating groove, the inner cavity of the rotating groove is provided with a rotating piece (6), the inner cavity of the rotating piece (6) is in threaded connection with the outer wall of the lead screw (5), the bottom of the lead screw (5) penetrates through the bottom of the rotating groove and is fixedly connected with a first limiting block (7), the other side limiting component at the bottom of the movable plate (4), and the middle part at the, the output end of the air cylinder (8) penetrates through the top of the supporting plate (3) and is slidably sleeved with a telescopic rod (9), and the bottom end of the telescopic rod (9) is fixedly connected with a pressing block (10).

2. An SMT flash compression device according to claim 1, wherein: the limiting assembly comprises a sliding rod (11), the bottom end of the sliding rod (11) is fixedly connected with the top of the supporting plate (3), and the top end of the sliding rod (11) penetrates through a second limiting block (12) fixedly connected with the bottom of the movable plate (4).

3. An SMT flash compression device according to claim 1, wherein: the novel spring plate placing device is characterized in that a placing groove is formed in the top of the base (1), positioning plates (13) are symmetrically arranged on two side walls of an inner cavity of the placing groove, two spring plates (14) are fixedly connected to the outer sides of the two positioning plates (13) respectively, and one side of each spring plate (14) is fixedly connected with two side walls of the inner cavity of the placing groove respectively.

4. An SMT flash compression device according to claim 3, wherein: limiting plates (15) are symmetrically arranged on two sides of the inner cavity of the placing groove, and one side of each of the two limiting plates (15) is fixedly connected with two sides of the inner cavity of the placing groove respectively.

5. An SMT flash compression device according to claim 1, wherein: supporting blocks (16) are symmetrically arranged on two sides of the bottom of the base (1), and the tops of the two supporting blocks (16) are fixedly connected with the bottom of the base (1).

6. An SMT flash compression device according to claim 1, wherein: the air cylinder (8) is electrically connected with an external power supply through an external switch.