Self-adaptive mechanism for sucking PCB (Printed Circuit Board)

Abstract

The utility model relates to the technical field of PCB (Printed Circuit Board) processing, in particular to a PCB suction self-adaptive mechanism, which comprises two groups of mounting frames arranged in parallel, two groups of connecting frames arranged on one sides of the two groups of mounting frames respectively, a supporting plate arranged between the two groups of connecting frames, two groups of fixing plates arranged on one sides of the connecting frames, and limiting rods arranged in the fixing plates in a sliding manner, the movable plate is arranged at one ends of the two limiting rods, the air pump is arranged on one side of the movable plate, and the suction nozzles are arranged on the side, away from the air pump, of the movable plate. According to the self-adaptive mechanism for sucking the PCBs, through cooperation between the pulley and the mounting plate, when the pulley moves, the movable plate is driven to move by pushing the mounting plate, and when the movable plate moves, the position of the suction nozzle is changed, so that the suction nozzle can suck the PCBs of different specifications or different positions of the PCBs, the application range of the device is widened, and the practicability of the device is improved. Operators do not need to replace the suction nozzles for many times, and the working efficiency of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCB board processing technical field, concretely is a kind of suction PCB board self-adapting mechanism. BACKGROUND

[0002] As we all know, PCB, Chinese name is printed circuit board, also called printed wiring board, is important electronic component, is the support body of electronic component, is the carrier of electronic component electrical interconnection, since it is made by electronic printing, is called "printed" circuit board.

[0003] The existing PCB board fixing mechanism is fixed by setting suction nozzle device to fix and take PCB board, and the suction nozzle device is mostly fixed, so that the suction range of the mechanism is fixed, when different sizes of PCB board or different positions of PCB board are sucked, the operator needs to replace the suction nozzle device of adaptive specification, thereby affecting the processing efficiency of PCB, increasing the strength of the work of operator, and reducing the use range of the mechanism. UTILITY MODEL CONTENT

[0004] Technical problem solved

[0005] In order to overcome the problem of fixed suction range of the existing suction PCB board self-adapting mechanism, the utility model provides a suction PCB board self-adapting mechanism with adjustable suction range effect.

[0006] Technical scheme

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a suction PCB board self-adapting mechanism, including two groups of parallelly arranged mounting frames, two groups of connecting frames arranged on one side of two groups of mounting frames respectively, a supporting plate arranged between two groups of connecting frames, two groups of fixed plates arranged on one side of connecting frame, a limiting rod slidingly arranged in the fixed plate, a movable plate arranged on one end of two groups of limiting rods, a gas pump arranged on one side of movable plate, a plurality of suction nozzles arranged on the side, away from the gas pump, of movable plate, the suction nozzle and the gas pump are pneumatically connected, an adjusting assembly arranged on one side of movable plate, the adjusting assembly includes mounting plate fixedly arranged on one side of movable plate, two groups of sliding grooves are formed in the inside of mounting plate, a pulley is slidingly arranged in the inside of sliding groove, a central shaft is rotatably arranged in the inside of pulley, two groups of connecting plates are arranged on the outside of central shaft, the side, away from central shaft, of two groups of connecting plates is fixedly arranged with cross plate, a movable column is arranged on the side, away from connecting plate, of cross plate, a fixed tube is slidingly arranged on the outside of movable column, one end, away from movable column, of fixed tube is fixedly arranged with driving assembly, and driving assembly is arranged in supporting plate.

[0008] Preferably, one side of the movable plate is provided with two groups of springs, one end of the spring away from the movable plate and the fixed plate is fixedly provided, and the spring is located outside the limiting rod.

[0009] Further, the outer side of the limiting rod is provided with a blocking plate, the blocking plate is a rubber blocking plate, and the blocking plate is located on the side of the fixed plate away from the spring.

[0010] Still further, the chute is inclined, and the inclination directions of the two groups of chutes are opposite.

[0011] Further, the outer side of the center shaft is provided with two groups of anti-dropping blocks, and the two groups of anti-dropping blocks are located on the two sides of the pulley respectively.

[0012] On the basis of the foregoing scheme, the driving assembly comprises a first threaded pipe and a second threaded pipe rotatably arranged in the support plate, a rotating column is fixedly arranged between the first threaded pipe and the second threaded pipe, the outer side of the support plate is provided with a rotary motor, the output end of the rotary motor is in key connection with one end of the first threaded pipe away from the rotating column, the outer sides of the first threaded pipe and the second threaded pipe are both screw-connected with a sleeve, the outer side of the sleeve is provided with a sliding block, one side of the sliding block penetrates through the support plate, and the outer side of the sliding block is fixedly provided with the two groups of fixed pipes.

[0013] On the basis of the foregoing scheme, further, the outer side of the support plate is provided with a protective cover, and the protective cover is located on the outer side of the rotary motor.

[0014] On the basis of the foregoing scheme, further, the thread directions of the outer sides of the first threaded pipe and the second threaded pipe are opposite, and the first threaded pipe and the second threaded pipe are arranged in parallel.

[0015] Beneficial effects

[0016] The self-adaptive mechanism of the PCB board can drive the movable plate to displace by jacking the mounting plate when the pulley displaces, and the position of the suction nozzle can be changed when the movable plate displaces, so that the suction nozzle can suck different specifications of PCB boards or different positions of a PCB, the use range of the device is increased, the operator does not need to replace the suction nozzle many times, and the working efficiency of the device is increased. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a side view structural schematic diagram of the utility model;

[0018] Figure 2 It is a bottom view structural schematic diagram of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the movable plate of the utility model;

[0020] Figure 4 It is structural schematic view of the adjusting assembly of the utility model;

[0021] Figure 5 It is structural exploded view of the adjusting assembly of the utility model;

[0022] Figure 6 It is structural schematic view of the driving assembly of the utility model.

[0023] In the drawing: 1, mounting frame; 2, adjusting assembly; 201, mounting plate; 202, sliding groove; 203, pulley; 204, center shaft; 205, connecting plate; 206, cross plate; 207, movable column; 208, fixed tube; 209, anti-drop block; 3, driving assembly; 301, rotary motor; 302, sliding block; 303, sleeve; 304, first threaded tube; 305, rotating column; 306, second threaded tube; 4, movable plate; 5, support plate; 6, protective cover; 7, suction nozzle; 8, connecting frame; 9, air pump; 10, baffle; 11, limiting rod; 12, fixed plate; 13, spring. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Referring to Figures 1-6 A kind of suction PCB board self-adaptive mechanism, including two groups of parallelly arranged mounting frames 1, the top of two groups of mounting frames 1 is bolted with two groups of connecting frames 8 respectively, two groups of connecting frames 8 are bolted with support plate 5 between, the inside of support plate 5 is provided with driving assembly 3, the opposite side of two groups of connecting frames 8 is bolted with two groups of fixed plates 12 respectively, limiting rod 11 is slidably connected in the inside of fixed plate 12, the end of two groups of limiting rods 11 is bolted with movable plate 4, the top of movable plate 4 is provided with air pump 9, the bottom of support plate 5 is provided with multiple groups of suction nozzle 7 that are pneumatically connected with air pump 9, the opposite side of two groups of movable plates 4 is welded with adjusting assembly 2.

[0026] By being slidably connected in the inside of fixed plate 12 by limiting rod 11, then, on the one hand, limiting rod 11 keeps the balance of movable plate 4 in moving, prevents the situation that movable plate 4 appears unbalance and shakes in moving, guarantees the normal displacement of movable plate 4, on the other hand, limiting rod 11 limits the trend of movable plate 4, prevents the situation that the device is ineffective due to the misplacement of movable plate 4.

[0027] When the suction nozzle 7 is attached to the PCB, the air pump 9 is turned on to enable the suction nozzle 7 to suck the PCB.

[0028] Firstly, referring to Figure 2 , Figure 4 and Figure 5 , in this embodiment, the adjusting assembly 2 comprises a mounting plate 201 fixedly arranged on one side of the movable plate 4, and two groups of sliding grooves 202 are arranged in the mounting plate 201, the sliding grooves 202 are arranged in an inclined manner, and the inclined directions of the two groups of sliding grooves 202 are opposite, so that the inner wall of the sliding groove 202 will be pushed when the pulley 203 moves, so as to displace the mounting plate 201.

[0029] The pulley 203 is slidably arranged in the sliding groove 202, the central shaft 204 is rotatably arranged in the pulley 203, two groups of anti-disengagement blocks 209 are arranged on the outer side of the central shaft 204, and the two groups of anti-disengagement blocks 209 are respectively arranged on the two sides of the pulley 203, so that the anti-disengagement blocks 209 can block the pulley 203, avoid the pulley 203 disengaging from the central shaft 204 and causing the device to fail, and ensure the normal use of the device.

[0030] The two groups of connecting plates 205 are arranged on the outer side of the central shaft 204, the two groups of connecting plates 205 are fixedly arranged on the side away from the central shaft 204, and the horizontal plate 206 is arranged on the side away from the connecting plate 205. The movable column 207 is arranged on the side away from the connecting plate 205, the movable column 207 is slidably arranged on the outer side of the movable column 207, and the fixed tube 208 is fixedly arranged on the end away from the movable column 207 and the driving assembly 3.

[0031] When the fixed tube 208 is displaced, the movable column 207 will be displaced, the movement of the movable column 207 will drive the horizontal plate 206 to move, the movement of the horizontal plate 206 will drive the central shaft 204 and the pulley 203 to move by driving the two groups of connecting plates 205, the pulley 203 will push the mounting plate 201 to move when moving, and the movement of the mounting plate 201 will drive the movable plate 4 to move.

[0032] Then, referring to Figure 2 and Figure 6 , in this embodiment, the driving assembly 3 comprises a first threaded tube 304 and a second threaded tube 306 rotatably arranged in the supporting plate 5, and a rotating column 305 is fixedly arranged between the first threaded tube 304 and the second threaded tube 306. The outer side of the supporting plate 5 is provided with a rotating motor 301, and the rotating motor 301 is a bidirectional motor, and the output end can be positively rotated or reversely rotated.

[0033] The output end of the rotary motor 301 is connected to one end of the first threaded tube 304 away from the rotating column 305, the outer sides of the first threaded tube 304 and the second threaded tube 306 are screwed with the sleeve 303, the outer side of the sleeve 303 is provided with the sliding block 302, one side of the sliding block 302 penetrates the support plate 5, and the outer side of the sliding block 302 is fixedly provided with the two groups of fixed tubes 208.

[0034] Secondly, referring to Figure 1 , Figure 2 and Figure 6 , in the embodiment, the outer side of the support plate 5 is provided with the protective cover 6, the protective cover 6 is located on the outer side of the rotary motor 301, so that the protective cover 6 protects the rotary motor 301, avoiding the situation that the rotary motor 301 is damaged.

[0035] Thirdly, referring to Figure 6 , in the embodiment, the screw directions of the outer sides of the first threaded tube 304 and the second threaded tube 306 are opposite, and the first threaded tube 304 and the second threaded tube 306 are arranged in parallel, so that when the first threaded tube 304 and the second threaded tube 306 rotate, the two groups of sleeves 303 will move towards each other or move away from each other.

[0036] When the rotary motor 301 is turned on, the output end of the rotary motor 301 will drive the first threaded tube 304 to rotate, the rotation of the first threaded tube 304 will drive the rotating column 305 to rotate, the rotation of the rotating column 305 will drive the second threaded tube 306 to rotate, at this time, the rotation of the first threaded tube 304 and the second threaded tube 306 will drive the two groups of sleeves 303 to move transversely, the movement of the sleeve 303 will drive the sliding block 302 to displace, and the movement of the sliding block 302 will drive the fixed tube 208 to displace.

[0037] In addition, referring to Figures 2-3 , in the embodiment, the movable plate 4 is provided with the two groups of springs 13 on one side, one end of the spring 13 away from the movable plate 4 is fixedly provided with the fixed plate 12, and the spring 13 is located on the outer side of the limiting rod 11, so that when the movable plate 4 is displaced by being pushed, the spring 13 will be stretched by the movable plate 4, and when the movable plate 4 is no longer pushed, the spring 13 will drive the suction nozzle 7 to move back by the elastic movement of the movable plate 4, so that the suction nozzle 7 can quickly return to the initial position.

[0038] Finally, referring to Figures 2-3 , in the embodiment, the outer side of the limiting rod 11 is provided with the blocking plate 10, the blocking plate 10 is a rubber blocking plate, and the blocking plate 10 is located on the side of the fixed plate 12 away from the spring 13, so that the blocking plate 10 blocks the excessive movement of the limiting rod 11, avoiding the situation that the device is disabled due to the disengagement of the limiting rod 11 from the fixed plate 12.

[0039] The suction PCB self-adaptive mechanism, through the cooperation between the pulley 203 and the mounting plate 201, and then when the pulley 203 is displaced, the mounting plate 201 is pushed up to drive the movable plate 4 to displace, and when the movable plate 4 is displaced, the position of the suction nozzle 7 is changed, so that the suction nozzle 7 can suck different specifications of PCB or different positions of PCB, thereby increasing the use range of the device, and the operator does not need to replace the suction nozzle 7 many times, thereby increasing the working efficiency of the device.

[0040] Working principle:

[0041] The suction PCB self-adaptive mechanism, in use, is first placed in the position required to be used, and then the position of the suction nozzle 7 is adjusted, and the specific operation is as follows: the rotary motor 301 is started to drive the first threaded pipe 304 to rotate, the rotation of the first threaded pipe 304 drives the rotating column 305 to rotate, the rotation of the rotating column 305 drives the second threaded pipe 306 to rotate, at this time, the rotation of the first threaded pipe 304 and the second threaded pipe 306 drives the two groups of sleeve pipes 303 to move horizontally, the movement of the sleeve pipes 303 drives the sliding block 302 to displace, and the movement of the sliding block 302 drives the fixed pipe 208 to displace.

[0042] When the fixed pipe 208 is displaced, the movable column 207 is displaced, the movement of the movable column 207 drives the horizontal plate 206 to displace, the movement of the horizontal plate 206 drives the center shaft 204 and the pulley 203 to displace by driving the two groups of connecting plates 205, the pulley 203 is moved to push the mounting plate 201 to move, the movement of the mounting plate 201 drives the movable plate 4 to displace, and the movement of the movable plate 4 changes the position of the suction nozzle 7, thereby changing the suction range of the device.

[0043] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A PCB board sucking self-adapting mechanism, characterized in that, The utility model relates to a kind of automatic suction device for packaging machine, including: Two groups of installation frame (1) are arranged in parallel; Two groups of connecting frame (8) are arranged in two groups of installation frame (1) one side respectively; Support plate (5) is arranged between two groups of connecting frame (8); Two groups of fixed plate (12) are arranged in connecting frame (8) one side; Limiting rod (11) is slidably arranged in fixed plate (12) inside; Movable plate (4) is arranged in two groups of limiting rod (11) one end; Air pump (9) is arranged in movable plate (4) one side; Multiple suction nozzles (7) are arranged in movable plate (4) side away from air pump (9), and suction nozzle (7) and air pump (9) are pneumatically connected; Adjusting assembly (2) is arranged in movable plate (4) one side, and adjusting assembly (2) includes mounting plate (201) fixedly arranged in movable plate (4) one side, two groups of sliding groove (202) are formed in the inside of mounting plate (201), sliding groove (202) is slidably arranged with pulley (203) in the inside, center shaft (204) is rotatably arranged in the inside of pulley (203), two groups of connecting plate (205) are arranged on the outside of center shaft (204), two groups of connecting plate (205) one side away from center shaft (204) are fixedly arranged with cross plate (206), movable column (207) is arranged on the side of cross plate (206) away from connecting plate (205), fixed tube (208) is slidably arranged on the outside of movable column (207), and one end of fixed tube (208) away from movable column (207) is fixedly arranged with drive assembly (3);And Drive assembly (3) is arranged in support plate (5).

2. The PCB board sucking self-adapting mechanism according to claim 1, wherein, One side of movable plate (4) is provided with two groups of springs (13), one end of spring (13) away from movable plate (4) is fixedly arranged with fixed plate (12), and spring (13) is located on the outside of limiting rod (11).

3. The PCB board sucking self-adapting mechanism according to claim 2, characterized in that, The outside of limiting rod (11) is provided with baffle (10), baffle (10) is rubber baffle, and baffle (10) is located on the side of fixed plate (12) away from spring (13).

4. The PCB board sucking self-adapting mechanism according to claim 1, wherein, The sliding groove (202) is arranged obliquely, and the oblique directions of two groups of sliding groove (202) are opposite.

5. The PCB board sucking self-adapting mechanism according to claim 1, wherein, Two groups of anti-drop blocks (209) are arranged on the outside of center shaft (204), and two groups of anti-drop blocks (209) are located on the two sides of pulley (203) respectively.

6. The PCB board sucking self-adapting mechanism according to claim 1, wherein, The driving assembly (3) comprises a first threaded pipe (304) and a second threaded pipe (306) rotatably arranged in a support plate (5), a rotating column (305) is fixedly arranged between the first threaded pipe (304) and the second threaded pipe (306), an outer side of the support plate (5) is provided with a rotary motor (301), an output end of the rotary motor (301) is in key connection with one end of the first threaded pipe (304) away from the rotating column (305), outer sides of the first threaded pipe (304) and the second threaded pipe (306) are all screw-connected with sleeve pipes (303), outer sides of the sleeve pipes (303) are provided with sliding blocks (302), one side of the sliding block (302) penetrates through the support plate (5), and outer sides of the sliding blocks (302) are fixedly provided with two groups of fixed pipes (208).

7. The PCB board sucking self-adapting mechanism according to claim 6, wherein, An outer side of the support plate (5) is provided with a protective cover (6), and the protective cover (6) is located at an outer side of the rotary motor (301).

8. The PCB board sucking self-adapting mechanism according to claim 6, wherein, The threaded directions of the first threaded pipe (304) and the second threaded pipe (306) are opposite, and the first threaded pipe (304) and the second threaded pipe (306) are arranged in parallel.

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