CN113905538A

CN113905538A - Adjustable circuit board chip mounter

Info

Publication number: CN113905538A
Application number: CN202111185524.9A
Authority: CN
Inventors: 王柱能
Original assignee: Shanghai Yuyou Electronic Technology Co ltd
Current assignee: Shanghai Yuyou Electronic Technology Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-01-07

Abstract

The invention discloses an adjustable circuit board chip mounter which comprises a sucker, a pneumatic clamp, an adjustable base, a board outlet drive, a clamping plate, a lifting column, a rotating plate, a discharging suction nozzle and an accessory conveying belt, wherein the adjustable base and a horizontal sensor are used for ensuring that a device is horizontally placed when placed in different environments, so that normal work is ensured; the electronic boards are clamped, stacked and placed in advance through a pushing plate, a board outlet driving part, a board outlet notch, a knob, a clamping plate, a lifting column and a spring, and the upper-layer electronic boards are quickly pushed out to be above a left-side board taking support and a right-side board taking support; the electronic board is self-adaptively clamped and adapted to electronic boards of various sizes and specifications by moving the screw rod, the sucking disc, the pulley, the pneumatic clamp and the push rod through the board taking support; the materials are sucked and rotated to the upper part of the electronic board through the rotating plate, the discharging suction nozzle and the accessory conveying belt, and the electronic board is subjected to surface mounting under the specific position by moving the left and right lead screws under the meshing of the gears and the tooth grooves.

Description

Adjustable circuit board chip mounter

Technical Field

The invention relates to the technical field of circuit board surface mounting, in particular to an adjustable circuit board surface mounting machine.

Background

The continuous development and progress of society are driving the continuous progress of science and technology, wherein the electronics industry has also obtained huge development, before printed circuit board appears, the interconnection between the electronic component all relies on electric wire lug connection and constitutes complete circuit, adopt this kind of original method, not only the amount of labour is big, it is big to possess the space, it is not pleasing to the eye enough, also easy mistake that takes place when connecting leads to unable normal work, the name of circuit board has ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, the PCB board, aluminium base board, the high frequency board, thick copper plate, the impedance board, PCB, ultra-thin circuit board, ultra-thin circuit, along with the continuous progress of electronics industry, printed circuit board's a great deal of advantage, for example: because the graphs have reproducibility and consistency, errors of wiring and assembly are reduced, the time for maintaining, debugging and checking the equipment is saved, the wiring density is high, the size is small, the weight is light, the miniaturization of electronic equipment is facilitated, the mechanical and automatic production is facilitated, the labor productivity is improved, the manufacturing cost of the electronic equipment is reduced, and the printed circuit board has an absolutely dominant position in the electronic industry due to the advantages.

Printed circuit boards, also known as printed circuit boards, are important electronic components, support for electronic components, and providers for connecting electronic components and circuits, and are called "printed" circuit boards because they are manufactured by electronic printing techniques.

In the production process of the printed circuit board, a chip mounter is important production equipment, the chip mounter is also called a mounter and a surface mounting system, the chip mounter is arranged behind a dispensing machine or a screen printing machine in a production line, and is equipment for accurately placing surface mounting components on a PCB pad by moving a mounting head.

When the chip mounter uses, its bottom adopts fixed support to place the chip mounter and can't adapt to its variety of placing regional environment, thereby it can't guarantee the normal clear of work to lead to the device wholly to be the slope under some circumstances, in actual production, the circuit board needs the manual work to be put, and adopt special fixture to carry out the chucking to it and guarantee its stability when carrying out the paster, but the specification and size of circuit board all has great difference, need constantly to adjust anchor clamps and generally satisfy the user demand, efficiency is comparatively low, and in case the clamping is unstable makes the circuit board take place to shift easily and influence the paster precision at the paster in-process.

Disclosure of Invention

In view of the problems in the prior art, the invention discloses an adjustable circuit board chip mounter which adopts the technical scheme that the adjustable circuit board chip mounter comprises a bottom mounting frame, an adjustable base, an operating area, a workbench, an electronic board placing box, a pushing plate, a board outlet drive, a board outlet notch, an electronic board placing clamping structure, a left-right moving screw rod, a screw rod motor, a moving frame, a moving block, a self-moving structure, a mounting plate, a self-adaptive clamping structure, a support, a vertical lifting column, a rotating shaft, a rotating plate, a discharging suction nozzle and an accessory conveying belt, wherein the adjustable base is arranged at the bottom of the bottom mounting frame, a horizontal sensor is arranged on the front side surface of the bottom mounting frame for monitoring the levelness, the levelness of the whole device is ensured by adjusting the difference of the placing area of the bottom mounting frame, the workbench is fixed at the upper part of the bottom mounting frame, the operating area is arranged on the front side of the bottom mounting frame, and each parameter information is manually set for operating the device, the left end of the rear side face is fixed with an electronic board placing box through screws to temporarily and uniformly place the electronic boards, the upper end of the front side of the electronic board placing box is provided with a board outlet notch, the electronic board placing box on the upper layer is quickly pushed out by pushing of a pushing plate which is arranged on the rear side wall of the corresponding electronic board placing box through board outlet driving, the bottom of the electronic board placing box is provided with a lifting column which lifts the electronic boards after pushing one electronic board out to the height of the whole stacked electronic board so that the next electronic board is conveniently pushed out to the upper layer, an electronic board placing clamping structure is arranged in the electronic board placing box to firmly place the electronic boards to avoid shaking, a groove is formed in the upper inner side of a workbench, a left-and-right moving screw rod is arranged in the groove and driven by a screw rod motor to move a moving frame which is matched with the groove to install the electronic boards left-and-right moving frame, and a moving block is sleeved on the moving frame through a self-walking structure to move in the front-back direction, realize the electron plate in proper order and remove in the both sides of horizontal plane, be fixed with the mounting panel on the movable block, and set up self-adaptation chucking structure and adapt to the chucking to unidimensional electron plate above that, fixed bolster above the workstation middle part, the vertical lift post of front and back side installation above that, the lower part output passes through motor box installation pivot, pivot end installation rotor plate, its both ends lower part sets up the blowing suction nozzle and absorbs the material spare and rotate and place, improve the efficiency of placing, the accessory conveyer belt has been set up on the workstation of support inboard, the inside collection frame of placing in bottom mounting bracket, retrieve the debris that probably produces the course of work, the workstation inboard that removes lead screw left and right-hand member sets up the response limiting plate, be provided with the protection frame on the workstation and inlay the glass board and be convenient for observe the internal conditions in its front side.

As a preferred technical scheme of the invention, the electronic board placing and clamping structure comprises a knob, clamping plates, a rope and a recovery spring, the clamping plates are fixedly arranged on two sides in the electronic board placing box through the recovery spring, the rear side of the electronic board placing and clamping structure is connected with the output end of the knob through the rope, the position of the clamping plates can be adjusted by rotating the knob, and the clamping plates clamp the electronic board under the action of the spring.

As a preferred technical scheme of the invention, the self-walking structure comprises a gear, a tooth groove and a gear drive, the gear is arranged in the vertical direction of the moving block and is meshed with the tooth groove on the inner side of the moving frame, and the gear is driven by the gear to rotate so as to drive the moving block to move along the tooth groove.

As a preferred technical scheme of the invention, the self-adaptive clamping structure comprises a left side groove, a left side plate taking support, a right side plate taking support, a baffle, a plate taking support moving screw rod, a pneumatic clamp and a push rod, wherein the left side groove is formed in the left side of the mounting plate, the left side plate taking support and the right side plate taking support are connected through the rear baffle to move synchronously, a protruding part at the lower part of the left side plate taking support is matched with the plate taking support moving screw rod and is arranged under the operation of the plate taking support moving screw rod to drive the two plate taking supports to move, notches are formed in the right side of the mounting plate, three pneumatic clamps are arranged in the notches through the push rod to clamp the electronic plate moving to the positions, the pneumatic clamps are driven by an air pump, and an infrared sensor is arranged at the output end part of the pneumatic clamps to sense the moving positions of the electronic plate.

As a preferred technical scheme of the invention, the sensor is arranged on the inner side of the baffle, the suckers are arranged on the left side board taking support and the right side board taking support, the suckers are opened to suck the electronic boards tightly after the sensor senses that the electronic boards enter, and the pulleys are arranged on the upper surfaces of the left side board taking support and the right side board taking support close to the rear side, so that the electronic boards can be guided to enter conveniently.

The invention has the beneficial effects that: the device is placed in different environments through the adjustable base and the horizontal sensor, so that the device is placed horizontally, and normal work is guaranteed; the electronic boards are clamped, stacked and placed in advance through a pushing plate, a board outlet driving part, a board outlet notch, a knob, a clamping plate, a lifting column and a spring, and the upper-layer electronic boards are quickly pushed out to be above a left-side board taking support and a right-side board taking support; the electronic board is self-adaptively clamped and adapted to electronic boards of various sizes and specifications by moving the screw rod, the sucking disc, the pulley, the pneumatic clamp and the push rod through the board taking support; the materials are sucked and rotated to the upper part of the electronic board through the rotating plate, the discharging suction nozzle and the accessory conveying belt, and the electronic board is subjected to surface mounting under the specific position by moving the left and right lead screws under the meshing of the gears and the tooth grooves.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a partial schematic structural view of the present invention;

FIG. 4 is a rear view of the present invention;

fig. 5 is a right side view of the present invention.

In the figure: the automatic plate taking device comprises a bottom mounting frame 1, an adjustable base 2, a horizontal sensor 3, a collecting frame 4, an operation area 5, a workbench 6, an electronic plate placing box 7, a pushing plate 8, a plate outlet drive 9, a plate outlet notch 10, an electronic plate placing clamping structure 11, a knob 111, a clamping plate 112, a left-right moving screw rod 12, a screw rod motor 14, a moving frame 15, a moving block 16, a gear 161, a tooth groove 162, a gear drive 163, a mounting plate 17, a left groove 171, a left plate taking support 172, a right plate taking support 173, a baffle 174, a plate taking support moving screw rod 175, a sucker 176, a pulley 177, a pneumatic clamp 178, a push rod 179, a support 18, a vertical lifting column 19, a rotating shaft 20, a rotating plate 21, a material discharging suction nozzle 22, an accessory conveying belt 23, a protective frame 24 and a glass plate 25.

Detailed Description

Example 1

As shown in fig. 1 to 5, the invention discloses an adjustable circuit board chip mounter, which adopts the technical scheme that the adjustable circuit board chip mounter comprises a bottom mounting frame 1, an adjustable base 2, an operation area 5, a workbench 6, an electronic board placing box 7, a push plate 8, a board discharging drive 9, a board discharging notch 10, an electronic board placing clamping structure 11, a left-right moving screw 12, a screw motor 14, a moving frame 15, a moving block 16, a self-walking structure, a mounting plate 17, a self-adaptive clamping structure, a support 18, a vertical lifting column 19, a rotating shaft 20, a rotating plate 21, a discharging suction nozzle 22 and an accessory conveyor belt 23, wherein the adjustable base 2 is arranged at the bottom of the bottom mounting frame 1, the levelness is monitored through a level sensor 3 arranged at the front side of the bottom mounting frame 1 so as to level the device by using the adjustable base 2 and adapt to the placement of various use areas to ensure the normal use of the work, a workbench 6 is fixed on the upper part of a bottom mounting rack 1, various parameters are set through an operation area 5 arranged on the front side of the workbench 6, the operation process is controlled, an electronic board placing box 7 is fixed on the left end of the rear side of the workbench 6 through screws, electronic boards are stacked and placed, the electronic boards are quickly pushed through a pushing plate 8 arranged on a board discharging drive 9 and quickly pushed out through a board discharging notch 10, an electronic board placing and clamping structure 11 is arranged in the electronic board placing box 7 to carry out protection and clamping on the stacking of the electronic boards, a lifting column is arranged on the bottom surface of the electronic boards and lifts after the electronic boards are pushed out to move the next electronic board to the position of the board discharging notch so as to be continuously pushed out, a left-right moving lead screw 12 is arranged on the inner side of the workbench 6, a left-right moving lead screw 12 is driven by a lead screw motor 14 to drive a moving frame 15 matched with the left-right moving lead screw 12 to move left-right, an induction limiting plate 13 is arranged on the inner side of the workbench 6 at the left-right end of the left-right moving lead screw 12, the movable block 16 is sleeved on the movable frame 15 through a self-walking structure and moves in the front-back direction under the self-walking structure, a mounting plate 17 is fixed on the movable block 16, a self-adaptive clamping structure is arranged on the mounting plate and is used for adaptively clamping a pushed electronic board, a support 18 is fixed on the middle portion of the workbench 6, vertical lifting columns 19 are arranged on the front side and the rear side of the support 18, the lower output end of the vertical lifting columns rotates and drives a rotating shaft 20 through a motor box mounting rotating shaft 20, a rotating plate 21 is mounted at the end portion of the rotating shaft 20, discharging suction nozzles 22 are arranged on the lower portions of two ends of the rotating shaft 22 and are used for sucking and placing materials conveyed by an accessory conveyor belt 23 arranged on the workbench 6 on the inner side of the support 18, a protective frame 24 is arranged on the workbench 6, and a glass plate 25 is embedded in the front side of the protective frame 24.

As a preferred technical scheme of the invention, the two sides in the electronic board placing box 7 are fixedly provided with the clamping plates 112 through the recovery springs, the stacked electronic boards are clamped by using elasticity, the rear sides of the clamping plates 112 are connected with the output end of the knob 111 through ropes, and the knob 111 is rotated to realize the adjustment of the positions of the clamping plates 112.

In a preferred embodiment of the present invention, the gear 161 installed in the vertical direction of the moving block 16 is engaged with the internal tooth grooves 162 of the moving frame 15, and the gear 161 is driven by the gear driver 163 to move the moving frame 15 forward and backward by the engagement.

As a preferred technical scheme of the invention, the left side of a mounting plate 17 is provided with a left side groove 171, a left side plate taking support 172 and a right side plate taking support 173 are synchronously connected through a baffle 174 at the rear side, a protruding part at the lower part of the left side plate taking support 172 is matched and mounted with a plate taking support moving screw 175, the right side of the mounting plate 17 is provided with a notch, three pneumatic clamps 178 are arranged in the notch through a push rod 179, the pneumatic clamps 178 are driven by an air pump, the output end parts of the pneumatic clamps 178 are provided with infrared sensors, the positions of electronic plates are sensed, and the pneumatic clamps 178 are opened to clamp the right sides of the electronic plates.

As a preferred embodiment of the present invention, a sensor is provided inside the baffle 174, suction cups 176 are provided on both the left plate-taking holder 172 and the right plate-taking holder 173, and pulleys 177 are provided on the upper surfaces of the left plate-taking holder 172 and the right plate-taking holder 173 near the rear side.

The working principle of the invention is as follows: when the device is used, the placing levelness of the device is detected under the action of the level sensor 3, the bottom mounting rack 1 is leveled by utilizing the adjustable base 2 according to the detection result, the normal operation of the device is ensured, the electronic boards are stacked in the electronic board placing box 7 in advance, the position of the clamping plate 112 is adjusted by the rotating knob 111, the electronic boards are clamped at two sides after being stacked under the action of the spring, the electronic board at the uppermost layer is pushed out to be above the left board taking support 172 and the right board taking support 173 under the pushing of the board outlet drive 9 and the pushing plate 8, the electronic board is quickly pushed out to be above the left board taking support 172 and the right board taking support 173 under the pushing of the pushing plate 8, after the baffle 174 is moved to realize the induction, the board taking support moving screw 175 rotates to enable the left board taking support 172 and the right board taking support 173 to move to the right, the pneumatic clamp 178 is moved to the pneumatic clamp by starting the air pump after the pneumatic clamp 178, meanwhile, the suction cup 176 operates to assist in sucking the electronic boards to tightly according to the operation requirement, under the matching operation of the left-right moving screw rod 12 and the gear 161, the electronic board moves front, back, left and right on the horizontal plane, the position needing to be pasted is moved to the position below the placing suction nozzle 22 at the end part of the rotating plate 21 for pasting, the placing suction nozzle 22 is provided with two ends, one is used for pasting, the material on the accessory conveyor belt 23 is sucked by the other end, then the rotating plate 21 rotates under the operation of the rotating shaft 20, the sucked placing suction nozzle 22 at one end rotates to the inner side, namely the pasting position, for pasting, the whole pasting process is protected by the protective frame 24 and is observed in real time through the embedded glass plate 25. The circuit connections involved in the present invention are conventional means employed by those skilled in the art, can be technically inspired by limited trials, and are widely used prior art.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. An adjustable circuit board chip mounter is characterized in that: the automatic feeding device comprises a bottom mounting frame (1), an adjustable base (2), an operation area (5), a workbench (6), an electronic board placing box (7), a push plate (8), a board discharging drive (9), a board discharging notch (10), an electronic board placing clamping structure (11), a left-right moving screw (12), a screw motor (14), a moving frame (15), a moving block (16), a self-moving structure, a mounting plate (17), a self-adaptive clamping structure, a support (18), a vertical lifting column (19), a rotating shaft (20), a rotating plate (21), a feeding suction nozzle (22) and an accessory conveying belt (23); the bottom of the bottom mounting rack (1) is provided with an adjustable base (2); a workbench (6) is fixed at the upper part of the bottom mounting rack (1); an operation area (5) is arranged on the front side of the workbench (6); the left end of the rear side surface of the workbench (6) is fixed with an electronic board placing box (7) through screws; the upper end of the front side of the electronic board placing box (7) is provided with a board outlet notch (10); a pushing plate (8) is arranged on the side wall of the rear part of the electronic board placing box (7) corresponding to the board outlet notch (10) through a board outlet drive (9); an electronic board placing and clamping structure (11) is arranged in the electronic board placing box (7); a groove is formed in the upper inner side of the workbench (6), and a left-right moving screw rod (12) is arranged in the groove and driven by a screw rod motor (14); the moving frame (15) is matched with the left-right moving screw rod (12) for installation; the moving block (16) is sleeved on the moving frame (15) through a self-propelled structure; the moving block (16) is fixed with an installation plate (17) and is provided with a self-adaptive clamping structure; a bracket (18) is fixed on the upper surface of the middle part of the workbench (6); vertical lifting columns (19) are arranged on the front side and the rear side of the upper surface of the bracket (18); the output end of the lower part of the vertical lifting column (19) is provided with a rotating shaft (20) through a motor box; a rotating plate (21) is arranged at the end part of the rotating shaft (20); the lower parts of the two ends of the rotating plate (21) are provided with a discharging suction nozzle (22); an accessory conveyor belt (23) is arranged on the workbench (6) on the inner side of the support (18).

2. The adjustable circuit board placement machine according to claim 1, wherein: a horizontal sensor (3) is arranged on the front side surface of the bottom mounting rack (1); the bottom mounting frame (1) is internally placed in the collecting frame (4).

3. The adjustable circuit board placement machine according to claim 1, wherein: the electronic board placing and clamping structure (11) comprises a knob (111), a clamping plate (112), a rope and a recovery spring; clamping plates (112) are fixedly arranged on two sides in the electronic board placing box (7) through recovery springs; the rear side of the clamping plate (112) is connected with the output end of the knob (111) through a rope.

4. The adjustable circuit board placement machine according to claim 1, wherein: and induction limiting plates (13) are arranged on the inner sides of the working tables (6) at the left end and the right end of the left-right moving screw rod (12).

5. The adjustable circuit board placement machine according to claim 1, wherein: the self-propelled structure comprises a gear (161), a tooth slot (162) and a gear drive (163); a gear (161) is arranged in the vertical direction of the moving block (16) and is meshed with a tooth groove (162) on the inner side of the moving frame (15); the gear (161) is driven by a gear drive (163).

6. The adjustable circuit board placement machine according to claim 1, wherein: a protective frame (24) is arranged on the workbench (6); the front side of the protective frame (24) is provided with a glass plate (25).

7. The adjustable circuit board placement machine according to claim 1, wherein: the self-adaptive clamping structure comprises a left side groove (171), a left side plate taking support (172), a right side plate taking support (173), a baffle (174), a plate taking support moving screw rod (175), a pneumatic clamp (178) and a push rod (179); a left groove (171) is formed in the left side of the mounting plate (17); the left side plate taking support (172) and the right side plate taking support (173) are connected and synchronized through a baffle (174) at the rear side; the lower protruding part of the left plate taking support (172) is matched with a plate taking support moving screw rod (175); the right side of the mounting plate (17) is provided with a notch, and three pneumatic clamps (178) are arranged in the notch through a push rod (179); the pneumatic clamp (178) is driven by an air pump; and an infrared sensor is arranged at the output end part of the pneumatic clamp (178).

8. The adjustable circuit board placement machine according to claim 7, wherein: a sensor is arranged on the inner side of the baffle (174); the left plate taking support (172) and the right plate taking support (173) are both provided with suckers (176); pulleys (177) are arranged on the upper surfaces of the left plate taking support (172) and the right plate taking support (173) close to the rear side.