CN211413973U

CN211413973U - Reflow soldering device for SMT production

Info

Publication number: CN211413973U
Application number: CN201922404929.1U
Authority: CN
Inventors: 欧阳德
Original assignee: Chongqing Ruihan Technology Co ltd
Current assignee: Chongqing Shengqilong Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-04
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a reflow soldering device for in SMT production, including quick-witted case, baffle, frame and transmission shaft, set up flutedly in the middle of the quick-witted case upper surface, rotate through the both ends of pivot and transmission shaft respectively on the quick-witted case at both ends around the recess and be connected, quick-witted case upper surface and frame bottom end fixed connection, the frame openly rotates through hinge and baffle top to be connected, be fixed with second hasp and first hasp respectively in the frame at both ends about the baffle, the baffle is fixed with the frame through second hasp and first hasp respectively, the frame back has the connecting plate through the screw fixation, be fixed with the heating pipe on the connecting plate, and the heating pipe stretches into in the frame. The utility model has the advantages of the baffle that can open is set up on the equipment, is convenient for take out the circuit board that gets into in the equipment, raises the efficiency.

Description

Reflow soldering device for SMT production

Technical Field

The utility model relates to a SMT production line technical field specifically is a reflow soldering device for in SMT production.

Background

The SMT production line, also called surface mount technology, is a new generation of electronic assembly technology developed from hybrid integrated circuit technology, and is characterized by adopting component surface mount technology and reflow soldering technology, and thus becomes a new generation of assembly technology in electronic product manufacturing.

The SMT production line equipment comprises reflow soldering equipment. The reflow soldering device is internally provided with a heating circuit which heats air or nitrogen to a high enough temperature and blows the heated air or nitrogen to a circuit board on which the element is stuck, so that solder on two sides of the element is melted and then is bonded with the mainboard.

General reflow soldering equipment if the circuit board goes wrong in circuit board entering equipment back, is inconvenient takes out the circuit board from equipment in, dismantles equipment and takes out circuit board and can waste a large amount of time, influences production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reflow soldering device for in SMT production possesses the baffle that the setting can be opened on the equipment, is convenient for take out the circuit board that gets into in the equipment, and the advantage of efficiency is improved has solved inconvenient taking out the circuit board from the equipment, and dismantling equipment takes out the circuit board and can waste a large amount of time, influences production efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reflow soldering device for in SMT production, includes quick-witted case, baffle, frame and transmission shaft, set up flutedly in the middle of the quick-witted case upper surface, rotate through the pivot respectively on the quick-witted case at both ends around the recess and be connected with the both ends of transmission shaft, quick-witted case upper surface and frame bottom fixed connection, the frame openly rotates through hinge and baffle top to be connected, be fixed with second hasp and first hasp respectively in the frame at both ends about the baffle, the baffle is fixed with the frame through second hasp and first hasp respectively, the frame back has the connecting plate through the screw fixation, be fixed with the heating pipe on the connecting plate, and the heating pipe stretches into in the frame.

Preferably, a control panel is fixedly embedded into one side above the front face of the case, and a control button is installed on the control panel.

Preferably, a power socket is embedded and mounted on one side of the lower portion of the back of the case.

Preferably, the top end face of the transmission shaft is 1cm higher than the upper surface of the case, and positioning rings are fixed at two ends of the transmission shaft.

Preferably, the front end of the rack is provided with a square through hole matched with the baffle, the square through hole is communicated with the inside of the rack, and the baffle is positioned in the square through hole.

Preferably, the back of the frame is provided with a square groove matched with the connecting plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up baffle, hinge, first hasp and second hasp, reached the effect of being convenient for take out the circuit board in the entering equipment, the utility model discloses be provided with baffle, hinge, first hasp and second hasp, baffle mounting is at the front end of frame, and the frame front end seted up with baffle assorted square through hole, square through hole and the inside intercommunication of frame, the baffle top is passed through the hinge and is connected with the rotation of frame front end. When equipment normally used, the baffle blocks the square through hole of frame front end, the baffle is fixed with the frame through first hasp, when getting into the inside circuit board of equipment and going wrong, emergency stop equipment, when waiting the temperature in the equipment to reduce, open first hasp, upwards rotate the baffle, the baffle passes through the second hasp fixed, the square through hole of frame front end exposes this moment, accessible square through hole takes out the circuit board in the frame, wait until the circuit board that goes wrong takes out the back, rotate the baffle again and can the normal position, equipment can continue to use.

2. The utility model discloses a set up connecting plate and screw, reached and taken out the effect of changing the heating pipe fast, the utility model discloses be provided with connecting plate and screw, the connecting plate is fixed with the heating pipe, inserts the heating pipe from the rear end of frame, and the connecting plate passes through the screw and is fixed with the frame rear end, and the heating pipe passes through the connection of electric lines power. When the heating pipe breaks down, unscrew the screw on the connecting plate that the heating pipe that breaks down corresponds and take off to take off the connecting plate and the heating pipe of trouble from the frame, change new and can continue to use, practice thrift maintenance duration.

Drawings

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

fig. 2 is a left side view structure diagram of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a;

fig. 4 is a rear view structure diagram of the present invention;

fig. 5 is a schematic view of the connection structure of the heating pipe of the present invention.

In the figure: 1. a chassis; 2. a control panel; 3. a baffle plate; 4. a frame; 5. a hinge; 6. a first lock catch; 7. a second lock catch; 8. a drive shaft; 9. a groove; 10. a rotating shaft; 11. a positioning ring; 12. a power socket; 13. a connecting plate; 14. a screw; 15. heating the tube.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides an embodiment: the utility model provides a reflow soldering device for in SMT production, includes quick-witted case 1, baffle 3, frame 4 and transmission shaft 8, and power socket 12 is installed in the embedding of 1 back below one side of quick-witted case, and power socket 12 passes through the power cord and connects external power source, gives the equipment power supply. A control panel 2 is fixedly embedded into one side of the upper side of the front face of the case 1, a control button is installed on the control panel 2, and the operation and stop of equipment are controlled through the control panel 2.

A groove 9 is formed in the middle of the upper surface of the case 1, the case 1 at the front end and the rear end of the groove 9 are respectively connected with two ends of a transmission shaft 8 through a rotating shaft 10 in a rotating mode, the transmission shaft 8 is connected with a driving motor in the case 1 in a driving mode, and the transmission shaft 8 rotates through the driving motor. The top end face of the transmission shaft 8 is 1cm higher than the upper surface of the case 1, positioning rings 11 are fixed at two ends of the transmission shaft 8, a circuit board to be welded is placed into the case 1 from one side, the circuit board moves through the transmission shaft 8, and the two positioning rings 11 are used for limiting the circuit board so that the circuit board can be kept stable when moving.

The upper surface of the case 1 is fixedly connected with the bottom end of the frame 4, the blowing device is arranged in the frame 4, the connecting plate 13 is fixed on the back surface of the frame 4 through a screw 14, the square groove matched with the connecting plate 13 is formed in the back surface of the frame 4, the heating pipe 15 is fixed on the connecting plate 13, the heating pipe 15 extends into the frame 4, and the heating pipe 15 is connected with a power supply through an electric wire. The heating pipe 15 heats air, the air is heated to a specified temperature and then blown to the circuit board with the attached component, and the solder on the two sides of the component is melted and then bonded with the main board. When the heating pipe 15 breaks down, the screw 14 on the connecting plate 13 corresponding to the heating pipe 15 with the fault is unscrewed and taken down, so that the connecting plate 13 and the heating pipe 15 with the fault are taken down from the rack 4, and the heating pipe can be continuously used after being replaced by a new one, thereby saving the maintenance time.

Frame 4 openly rotates through

hinge

5 and 3 tops of baffle to be connected, and frame 4 front end seted up with 3 assorted square through holes of baffle, square through hole and the inside intercommunication of frame 4, baffle 3 are located square through hole, are fixed with second hasp 7 and first hasp 6 on the frame 4 at baffle 3 upper and lower both ends respectively, and baffle 3 is fixed with frame 4 through second hasp 7 and first hasp 6 respectively. When equipment normally used, baffle 3 blocks the square through hole of 4 front ends of frame, baffle 3 is fixed with frame 4 through first hasp 6, when getting into the inside circuit board of equipment and going wrong, emergency stop equipment, when waiting the temperature in the equipment to reduce, open first hasp 6, upwards rotate baffle 3, baffle 3 is fixed through second hasp 7, the square through hole of 4 front ends of frame exposes this moment, the circuit board in accessible square through hole takes out the frame 4, wait for the circuit board that goes wrong to take out the back, rotate baffle 3 again and can the normal position, equipment can continue to use.

The working principle is as follows: a circuit board to be welded is placed from one side of the case 1, the circuit board moves through the transmission shaft 8, air is heated through the heating pipe 15, the air is blown to the circuit board with the attached element after being heated to a specified temperature, welding fluxes on two sides of the element are bonded with the main board after being melted, and the circuit board is welded at the other side of the case 1. When getting into the inside circuit board of equipment and going wrong, emergency stop equipment, when waiting the temperature in the equipment to reduce, open first hasp 6, upwards rotate baffle 3, baffle 3 is fixed through second hasp 7, and the square through hole of frame 4 front end exposes this moment, and the circuit board in accessible square through hole takes out frame 4.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a reflow soldering device for in SMT production, includes quick-witted case (1), baffle (3), frame (4) and transmission shaft (8), its characterized in that: set up recess (9) in the middle of quick-witted case (1) upper surface, it is connected with the both ends rotation of transmission shaft (8) through pivot (10) respectively on quick-witted case (1) at both ends around recess (9), machine case (1) upper surface and frame (4) bottom fixed connection, frame (4) openly rotate through hinge (5) and baffle (3) top and be connected, be fixed with second hasp (7) and first hasp (6) respectively on frame (4) at both ends about baffle (3), baffle (3) are fixed with frame (4) through second hasp (7) and first hasp (6) respectively, frame (4) back is fixed with connecting plate (13) through screw (14), be fixed with heating pipe (15) on connecting plate (13), and heating pipe (15) stretch into in frame (4).

2. Reflow soldering apparatus in SMT production according to claim 1, characterised in that: a control panel (2) is fixedly embedded into one side of the upper side of the front face of the case (1), and a control button is installed on the control panel (2).

3. Reflow soldering apparatus in SMT production according to claim 1, characterised in that: and a power socket (12) is embedded and mounted on one side of the lower part of the back surface of the case (1).

4. Reflow soldering apparatus in SMT production according to claim 1, characterised in that: the top end face of the transmission shaft (8) is 1cm higher than the upper surface of the case (1), and positioning rings (11) are fixed at two ends of the transmission shaft (8).

5. Reflow soldering apparatus in SMT production according to claim 1, characterised in that: the front end of the rack (4) is provided with a square through hole matched with the baffle (3), the square through hole is communicated with the inside of the rack (4), and the baffle (3) is positioned in the square through hole.

6. Reflow soldering apparatus in SMT production according to claim 1, characterised in that: the back of the frame (4) is provided with a square groove matched with the connecting plate (13).