CN216862931U

CN216862931U - Vertical column rotating mechanism of PCB vertical tin spraying device

Info

Publication number: CN216862931U
Application number: CN202220353980.3U
Authority: CN
Inventors: 刘光邵; 刘光军; 刘志辉
Original assignee: Hunan Keluheng Intelligent Technology Co ltd
Current assignee: Hunan Keluheng Intelligent Technology Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-07-01
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses an upright post rotating mechanism of a PCB (printed circuit board) vertical tin spraying device, which comprises a divider power device, wherein the divider power device is connected with a divider, the divider is connected with a square tube upright post, the periphery of the square tube upright post is axially connected with a turntable bearing, and the turntable bearing is fixed on a rack through a supporting block; the top of the square tube stand column is connected with an electric slip ring through a slip ring fixing seat; the four sides of the square through upright post are respectively connected with a tin spraying lifting mechanism, the tin spraying lifting mechanism is connected with a connecting frame, the connecting frame is connected with a clamping jaw cylinder, and the clamping jaw cylinder is connected with a clamping block; the top of the square tube stand column is coupled with a turntable upper supporting plate and a slip ring fixing seat which are connected with the frame. The PCB tin spraying machine can clamp, spray tin and discharge the PCB at the same time, so that the tin spraying efficiency of the PCB is improved.

Description

Vertical column rotating mechanism of PCB vertical tin spraying device

Technical Field

The utility model relates to the field of machinery, in particular to an upright post rotating mechanism of a PCB vertical tin spraying device.

Background

Current tin spraying device sets up a clamping device usually, consequently all needs the tin spraying to finish at every turn, puts into the air with the PCB board and floats the bed after, just can press from both sides and get next PCB board and carry out the tin spraying, and this leads to current tin spraying device efficiency lower, needs a PCB board moving mechanism that can feed, tin spraying and the ejection of compact go on simultaneously.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an upright post rotating mechanism of a PCB vertical tin spraying device. The PCB tin spraying machine can clamp, spray tin and discharge the PCB at the same time, so that the tin spraying efficiency of the PCB is improved.

The purpose of the utility model is realized by the following technical scheme:

an upright post rotating mechanism of a PCB vertical tin spraying device comprises a splitter power device, wherein the splitter power device is connected with a splitter, the splitter is connected with a square tube upright post, the periphery of the square tube upright post is coupled with a turntable bearing, and the turntable bearing is fixed on a rack through a supporting block; the top of the square tube stand column is connected with an electric slip ring through a slip ring fixing seat; the four sides of the square through upright post are respectively connected with a tin spraying lifting mechanism, the tin spraying lifting mechanism is connected with a connecting frame, the connecting frame is connected with a clamping jaw cylinder, and the clamping jaw cylinder is connected with a clamping block; the top of the square tube stand column is coupled with a turntable upper supporting plate and a slip ring fixing seat which are connected with the frame.

In a further improvement, the power device of the divider is a divider motor.

In a further improvement, the tin spraying lifting mechanism is a cylinder, a linear motor or a screw rod mechanism.

The improved square tube type solar water heater is characterized in that four sides of the square tube stand column are respectively connected with a photoelectric sensing piece, and a turntable corresponding to the photoelectric sensing piece is fixed on the rack to sense photoelectricity.

The utility model has the beneficial effects that:

the PCB tin spraying machine can clamp, spray tin and discharge the PCB at the same time, so that the tin spraying efficiency of the PCB is improved.

Drawings

The utility model is further illustrated by the accompanying drawings, which are not intended to limit the utility model in any way.

FIG. 1 is a schematic perspective view of a PCB solder sprayer;

FIG. 2 is a schematic structural diagram of a feeding turnover mechanism;

FIG. 3 is a schematic structural view of a column rotating mechanism;

FIG. 4 is a schematic structural view of a guide rail adjusting structure of the tin furnace;

FIG. 5 is a schematic diagram of the general structure of the present invention;

fig. 6 is a schematic structural view of the telescopic device.

Detailed Description

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

Example 1

The vertical tin spraying device for the PCB as shown in the figures 1-6 comprises a PCB tin spraying machine and a PCB positioning machine positioned at one side of the PCB tin spraying machine; the PCB tin spraying machine comprises a rack 17, wherein an upright post rotating mechanism 18 is installed in the rack 17, lifting plate taking mechanisms 19 are respectively installed on the peripheries of the upright post rotating mechanism 18, and a feeding turnover mechanism 20, a tin furnace mechanism and a discharging turnover mechanism are sequentially installed on the rack 17 along the circumferential direction; the structure of the feeding turnover mechanism 20 is the same as that of the discharging turnover mechanism; the feeding turnover mechanism 20 is arranged corresponding to the PCB positioning machine; a conveying device is arranged in cooperation with the blanking turnover mechanism; the tin furnace mechanism comprises a tin spraying furnace 21, and a tin furnace guide rail adjusting structure is arranged on one side of the tin spraying furnace 21; the PCB positioning machine is used for positioning the PCB and determining the width of the PCB; the width of the guide rail of the tin furnace is adjusted by the tin furnace guide rail adjusting structure according to the width of the PCB.

As shown in fig. 2, the feeding turnover mechanism 20 includes a turnover motor 201, the turnover motor 201 is connected to a first turnover gear 202, the first turnover gear 202 is engaged with a second turnover gear 212, the second turnover gear 212 is connected to a rotating shaft 213, and the rotating shaft 213 is coupled to a turnover sensing photoelectric seat 204 through a bearing 203; the rotating shaft 213 is connected with an L-shaped turning frame 214; the plate taking device comprises an L-shaped turning frame 214, wherein the L-shaped turning frame 214 is connected with a jacking cylinder 206, the jacking cylinder 206 is connected with a plate taking module 207, and the plate taking module 207 comprises a left linear motor and a right linear motor; the left linear motor and the right linear motor are respectively connected with a clamping plate cylinder seat 208, and a clamping plate cylinder 209 is installed on the bottom surface of the clamping plate cylinder seat 208. The plate taking module 207 is slidably connected with a jacking guide rail 205.

As shown in fig. 3, the column rotating mechanism 18 includes a divider motor 181, the divider motor 181 is connected with a divider 182, the divider 182 is connected with a square tube column 186, a turntable bearing 184 is coupled to the periphery of the square tube column 186, and the turntable bearing 184 is fixed on the frame 17 through a supporting block 183; the four sides of the square tube upright post 186 are respectively connected with the photoelectric sensing sheets 183, and the machine frame 17 is fixed with the turntable sensing photoelectric sensor 185 corresponding to the photoelectric sensing sheets 183; the top of the square tube upright 186 is connected with an electric slip ring 1810 through a slip ring fixing seat 189; the square tube column 186 is respectively connected with a tin spraying lifting mechanism 187 on four sides, the tin spraying lifting mechanism 187 is connected with a connecting frame 1812, the connecting frame 1812 is connected with a clamping jaw cylinder 1813, and the clamping jaw cylinder 1813 is connected with a clamping block 1814; the top of the square tube upright 186 is coupled with a turntable upper support plate 1811 and a slip ring fixing seat 1809 connected with the frame 17; the tin spraying lifting mechanism 187 is a cylinder, a linear motor or a screw rod mechanism.

As shown in fig. 4, the tin furnace guide rail adjusting structure comprises a guide rail 22, wherein the left end and the right end of the guide rail 22 are slidably connected with a mounting rack 221, the mounting rack 221 is in threaded connection with a threaded rod 222, one end of the threaded rod is a positive thread, the other end of the threaded rod is a negative thread, and the threaded rod 222 is connected with a servo motor 223; the mounting bracket 221 is connected with an L-shaped rail bracket 224, a vertical rail 225 is fixed on the rail bracket 224, and a V-shaped guide port 226 is formed at the top of the vertical rail 225.

As shown in fig. 5 and 6, the PCB board positioning machine includes a conveying frame 1, wherein a plurality of conveying rollers 2 are mounted on the conveying frame 1; a plurality of conveying wheels 3 are sequentially fixed along the axial direction of the conveying roller 2, and a gap 12 is formed between the conveying wheels 3; a feeding sensor 4 is arranged at one end of the conveying frame 1, and a material in-place sensor 5 is arranged at the other end of the conveying frame; stretching mechanisms 6 are respectively installed at two ends of the conveying frame 1, the stretching mechanisms 6 are connected with a tin spraying lifting mechanism 18716, the tin spraying lifting mechanism 187 is connected with a clapper rod 7, a plurality of clapper rod teeth 8 matched with the gaps 12 are formed at the lower end of the clapper rod 7, and the clapper rod 7 is connected with a clapper rod material sensor 9; the middle part of the outer side of the conveying frame 1 is provided with a telescopic device 10, the telescopic device 10 is connected with a push plate rod seat 11, and the push plate rod seat 11 is connected with a plurality of push plate upright columns 14; and a conveying fixing plate 15 is arranged on the inner side of the conveying frame 1.

The using method of the utility model is as follows:

the PCB board is from the pan feeding end entering of conveying roller 2 by the response of pan feeding sensor 4, then carry the material sensor 5 that targets in place, after being sensed by the material sensor 5 that targets in place, tin spraying elevating system 18716 drives clapper pole 7 and descends, then stretch out and draw mechanism 6 simultaneously to the inboard shrink, make clapper tooth 8 promote the PCB board, until two clapper pole material sensor 9 all sense the PCB board, then realize the centering of PCB board, then telescoping device 10 drives push pedal pole seat 11 and the motion of push pedal stand 14, push away the PCB board and carry fixed plate 15 departments, realize the location of PCB board promptly. The device can realize the positioning of the PCBs with different specifications, thereby having better adaptability.

After the PCB board is well positioned, the PCB board is sensed according to two bat pole material sensors 9 and the walking distance of the stretching mechanism 6 is extended, the width of the PCB board can be judged, the guide rail 22 of the tin furnace guide rail adjusting structure is controlled to move at the moment, the width of the PCB board is adapted, then the overturning motor 201 of the feeding overturning mechanism 20 acts, the L-shaped overturning frame 214 is overturned downwards, then the left linear motor and the right linear motor drive the clamping plate cylinder bases 208 on the two sides to move relatively to the edge of the PCB board, the clamping plate cylinder 209 acts, and the PCB board is clamped and fixed. Then the turnover motor 201 rotates to make the L-shaped turnover frame 214 turn up by 90 degrees, the jacking air cylinder 206 goes up, so that the PCB is clamped at the clamping block 1814 of the upright rotating mechanism 18. Then L shape roll-over stand 214 descends to inwards rotate 10-15, stand rotary mechanism 18 rotates 90 earlier and reaches the tin spraying station, and tin spraying elevating system 187 descends to make the PCB board insert vertical guide 225, thereby get into tin stove tin spraying, and after the tin spraying finishes, tin spraying elevating system 187 goes upward, then rotates 90, reaches the unloading station, places the PCB board of tin spraying to the transmission structure through unloading tilting mechanism, if the lamp conveying is walked on the roller conveyor belt, accomplishes the tin spraying work.

Therefore, continuous feeding, tin spraying and discharging can be realized, and the production efficiency of tin spraying is improved.

The stretching mechanism 6 and the telescopic device 10 are both linear motors or cylinders, the tin spraying lifting mechanism 18716 is a lifting cylinder, the feeding sensor 4, the material in-place sensor 5 and the rod beating material sensor 9 are photoelectric sensors, and the mechanisms are controlled by a PLC (programmable logic controller) or a computer and the like.

A feeding baffle 13 is arranged on the material in-place matching sensor 5, and a material level sensor can be arranged at the position of the feeding baffle 13.

The feeding end of the PCB board positioning machine can be provided with 20 grids of temporary storage machines and a 90-degree corner machine. The 20-grid temporary storage machine is used for temporarily storing the materials when the subsequent procedure has a problem, so that the post-action is not carried out. The 90-degree corner machine is used for rotating the PCB. Because the current traditional work width of horizontal line is 700mm, at first the board of production generally is 1 division 4, namely 630 × 730, when 630 × 730 produces, the horizontal line can only erect the square board, and the tin stove of tin spraying machine is only 700 wide, so it can not advance the tin stove, consequently the positioner rotates 90 before again, and the short side is grabbed in the last unloading of tin spraying machine, and the long limit advances the tin stove.

In addition, the traditional manual upper and lower plates are not positioned, but the positioning machine is positioned by leaning on the side, so that various products with different specifications can be assembled on a master case, the width of a guide rail of the tin furnace can be specifically adjusted, different products are adapted, and the production efficiency is improved by more than 15% compared with the manual upper and lower plates.

The present invention provides four lifting mechanisms 187 for continuous operation, thereby improving production efficiency.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The vertical column rotating mechanism of the PCB vertical tin spraying device is characterized by comprising a divider power device, wherein the divider power device is connected with a divider (182), the divider (182) is connected with a square tube vertical column (186), the periphery of the square tube vertical column (186) is connected with a turntable bearing (184) in a shaft mode, and the turntable bearing (184) is fixed on a rack (17) through a supporting block (183); the top of the square tube upright post (186) is connected with an electric slip ring (1810) through a slip ring fixing seat (189); the four sides of the square through upright post (186) are respectively connected with a tin spraying lifting mechanism (187), the tin spraying lifting mechanism (187) is connected with a connecting frame (1812), the connecting frame (1812) is connected with a clamping jaw cylinder (1813), and the clamping jaw cylinder (1813) is connected with a clamping block (1814); the top of the square tube upright post (186) is coupled with a turntable upper supporting plate (1811) and a slip ring fixing seat (1809) which are connected with the frame (17).

2. The vertical column rotating mechanism of the PCB vertical tin spraying device as claimed in claim 1, wherein the splitter power device is a splitter motor (181).

3. The vertical column rotating mechanism of the vertical tin spraying device for PCB board as claimed in claim 1 wherein the tin spraying elevating mechanism (187) is a cylinder, a linear motor or a screw mechanism.

4. The upright post rotating mechanism of the vertical tin spraying device for the PCB as claimed in claim 1, wherein four sides of the square through upright post (186) are respectively connected with a photoelectric sensing sheet (183), and a turntable sensing photoelectric (185) corresponding to the photoelectric sensing sheet (183) is fixed on the frame (17).