CN219906057U - Rotary discharging mechanism and PCB conveying equipment - Google Patents

Abstract

The utility model relates to a rotary discharging mechanism and PCB conveying equipment, wherein the rotary discharging mechanism comprises a cantilever, a lifting assembly and an adsorption assembly, one end of the cantilever is used for being externally connected with a rotary driving assembly, the other end of the cantilever is connected with the lifting assembly, the lifting assembly is movably connected with the adsorption assembly, and the lifting assembly is used for driving the adsorption assembly to lift along the direction vertical to the length direction of the cantilever. The lifting component keeps a shrinkage state, the rotary driving component drives the cantilever, the lifting component and the adsorption component to rotate, so that the suction nozzle of the adsorption component absorbs the PCB upwards, then the cantilever is driven to rotate 180 degrees to enable the suction nozzle of the adsorption component and the PCB to face downwards, at the moment, the lifting component acts to drive the adsorption component and the PCB to descend along the height direction of the cantilever until the PCB is placed in the storage bin, the problem that the PCB cannot be placed to the bottom by the traditional turning plate mechanism is solved, damage to the PCB in the discharging process is effectively avoided, and the PCB is well protected.

Description

Rotary discharging mechanism and PCB conveying equipment

Technical Field

The utility model relates to the field of PCB overturning structures, in particular to a rotary discharging mechanism and PCB conveying equipment.

Background

Along with the wide application of the laser drilling technology in the electronic circuit board industry, the machine automation tends to be diversified and complicated, and the panel turnover machine also gradually becomes the standard allocation of laser drilling machines in a plurality of circuit board factories.

Traditional plate turnover mechanism is because the structural limitation in the use, after the manipulator snatches the PCB board and overturns 180 degrees, when needs to be temporarily stored in bottom feed bin with the PCB board, because there is also certain difference in height at this moment PCB board and bottom feed bin, if the absorption subassembly of manipulator directly unloads the vacuum, the PCB board free fall to the feed bin, has certain degree of damage and abandons the PCB board even.

Disclosure of Invention

Based on this, it is necessary to provide a rotary discharging mechanism and a PCB conveying device to solve the above technical problems, which can overcome structural limitations and effectively avoid damage to the PCB board during discharging.

The utility model provides a rotatory blowing mechanism, includes cantilever, lifting unit and adsorption unit, the one end of cantilever is used for external rotation drive assembly, the other end of cantilever with lifting unit connects, lifting unit with adsorption unit swing joint, lifting unit is used for driving adsorption unit is along perpendicular to cantilever length direction goes up and down.

In one embodiment, the lifting assembly comprises a cylinder and a piston rod arranged in the cylinder, the cylinder is connected with the cantilever, a connecting block is arranged at one end, far away from the cylinder, of the piston rod, and the adsorption assembly is connected with the connecting block.

In one embodiment, the tail end of the cantilever is connected with one side of the cylinder, the tail end of the piston rod is connected with the connecting block, and the connecting block is perpendicular to the cantilever.

In one embodiment, the adsorption assembly comprises a mounting frame, a plurality of mounting plates and a plurality of adsorption pieces, wherein the mounting frame is connected with the connecting block, the adsorption pieces are respectively and correspondingly arranged on the mounting plates, and the mounting plates are respectively and slidably arranged on the mounting frame.

In one embodiment, the mounting rack comprises two cross bars and two connecting rods, the two cross bars are arranged on the connecting rods at intervals by taking the connecting blocks as symmetrical reference objects, the two connecting rods are respectively connected to two ends of the connecting blocks, and the connecting rods are arranged along the length direction of the cantilever.

In one embodiment, the rotary discharging mechanism further comprises a plurality of locking pieces, a sliding groove is formed in the mounting plate, one end of each locking piece correspondingly penetrates through the corresponding sliding groove to be mounted on the mounting frame, and the mounting plate can slide relative to the mounting frame through matching of the sliding groove and the locking pieces.

In one embodiment, the mounting frame is provided with a guide groove, and one end of the locking member is slidably disposed in the guide groove.

The PCB conveying equipment comprises a rotary driving assembly and a rotary discharging mechanism, wherein the rotary driving assembly is connected with the cantilever and used for driving the rotary discharging mechanism to rotate.

In one embodiment, the PCB conveying apparatus further includes a support plate, an inductor, and a light blocking sheet, where the light blocking sheet is fixed on the cantilever, the inductor is disposed on the support plate and corresponds to the position of the light blocking sheet, and the rotation driving assembly includes a motor and a speed reducer that are in transmission connection, where the motor is mounted on the support plate, and the speed reducer is in transmission connection with the cantilever, so as to drive the cantilever to rotate relative to the support plate.

In one embodiment, the PCB conveying apparatus further includes a fixed riser and a lifting driving mechanism, where the support plate is slidably connected to the fixed riser, and the lifting driving mechanism is connected to the support plate and is used to drive the support plate to lift along the length direction of the fixed riser.

Above-mentioned rotatory feed mechanism and PCB conveying equipment, during the use, lifting unit keeps the shrink state, rotatory drive assembly drive cantilever, lifting unit and absorption subassembly are rotatory, make absorption subassembly's suction nozzle absorb PCB up, then rotatory 180 make absorption subassembly's suction nozzle and PCB down of drive cantilever again, lifting unit action this moment, drive absorption subassembly and PCB along perpendicular to cantilever length direction decline, until place PCB in the feed bin behind the parallel and level with the feed bin plane, unable problem of putting PCB with the adapting mechanism parallel and level when overcoming traditional panel turnover mechanism and putting the board, effectively avoid the blowing in-process to lead to the fact the damage to PCB, protect PCB well.

Drawings

The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present disclosure will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. Several embodiments of the present disclosure are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:

FIG. 1 is a schematic view of a first state of a rotary discharging mechanism according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second state of the rotary discharging mechanism according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a third state of the rotary discharging mechanism according to an embodiment of the present utility model;

reference numerals illustrate:

10. a cantilever; 20. a lifting assembly; 210. a cylinder; 220. a piston rod; 230. a connecting block; 30. an adsorption assembly; 310. a mounting frame; 301. a guide groove; 312. a cross bar; 314. a connecting rod; 320. a mounting plate; 322. a chute; 330. an absorbing member; 340. a locking member; 50. a rotary drive assembly; 60. a support plate; 70. a light blocking sheet; 80. fixing the vertical plate; 90. and a lifting driving mechanism.

Detailed Description

The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are some embodiments of the present disclosure, but not all embodiments. Based on the embodiments in this disclosure, all other embodiments that a person skilled in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

The traditional blanking panel turnover system finds a plurality of problems in the use process, one of which is that: the problem of damage to the waste plates caused by throwing the plates. The main reason for this problem is that the turnover manipulator is limited by the vertical displacement, and the negative electrode is limited to a certain distance from the bottom of the waste bin, when the waste board is grabbed and turned 180 degrees by the turnover manipulator, the adsorption component can be unloaded by the turnover manipulator, and the PCB waste board falls freely to the waste bin, so that the waste board can be damaged to a certain extent and even scrapped. The waste board is a PCB board which cannot be positioned due to the fact that a target cannot be identified due to dirt and the like in the processing of a host machine, is not waste board in a literal sense, and needs to be grabbed from a host machine platform by feeding and discharging equipment to be temporarily stored in a waste bin, stacked to a certain amount, and manually taken out to repair and then processed normally. For the above reasons, there is an urgent need for an improved turnover board placing mechanism, so that the waste PCB boards can be flexibly placed and prevented from being damaged.

Referring to fig. 1-3, an embodiment of the present utility model provides a rotary discharging mechanism, including a cantilever 10, a lifting assembly 20 and an adsorption assembly 30, wherein one end of the cantilever 10 is used for being externally connected with a rotary driving assembly 50, the other end of the cantilever 10 is connected with the lifting assembly 20, the lifting assembly 20 is movably connected with the adsorption assembly 30, and the lifting assembly 20 is used for driving the adsorption assembly 30 to lift along a direction perpendicular to a length direction of the cantilever 10.

In use, referring to fig. 1, the lifting assembly 20 maintains a contracted state, and the rotation driving assembly 50 drives the cantilever 10, the lifting assembly 20 and the adsorption assembly 30 to rotate, so that the suction nozzle of the adsorption assembly 30 sucks the PCB upwards; referring to fig. 2, the cantilever 10 is then driven to rotate 180 ° to make the suction nozzle and PCB of the suction assembly 30 face downward; referring to fig. 3, the lifting assembly 20 acts to drive the adsorption assembly 30 and the PCB to descend along the length direction perpendicular to the cantilever 10 until the PCB is flush with the bin plane, and then the PCB is placed in the bin. The problem that the PCB can not be placed to be flush with the receiving mechanism when the traditional panel turnover mechanism is placed is solved, the damage to the PCB caused by the material placing process is effectively avoided, and the PCB is well protected.

Further, referring to fig. 3, in one embodiment, the lifting assembly 20 includes a cylinder 210 and a piston rod 220 disposed within the cylinder 210. The cylinder 210 is connected with the cantilever 10, a connection block 230 is arranged at one end of the piston rod 220 away from the cylinder 210, and the adsorption assembly 30 is connected with the connection block 230. In the lifting process, the cylinder 210 is kept constant, and the piston rod 220 extends out of the cylinder 210 to drive the connecting block 230 and the adsorption assembly 30 connected with the connecting block 230 to stretch out and draw back.

Optionally, in one embodiment, the end of the cantilever 10 is connected to one side of the cylinder 210, so as to avoid that the length of the cylinder 210 affects the flexible control of the lifting height of the adsorption assembly 30 by the piston rod 220. The end of the piston rod 220 is connected to the connection block 230. Further, the end of the piston rod 220 is connected to the middle of the connecting block 230, so as to maintain the balance and stability of the overall structure.

Optionally, the connection block 230 is perpendicular to the suspension arm 10, that is, the cylinder 210, the suspension arm 10 and the connection block 230 are perpendicular to each other, which facilitates the installation of the adsorption assembly 30 on the one hand and maintains the stability of the whole structure on the other hand.

Further, referring to fig. 2, in one embodiment, the adsorption assembly 30 includes a mounting frame 310, a plurality of mounting plates 320, and a plurality of adsorption members 330, and the mounting frame 310 is connected to the connection block 230. Each of the absorbing members 330 is disposed on each of the mounting plates 320, and a plurality of the mounting plates 320 are slidably disposed on the mounting frame 310. The mounting plates 320 are arranged on the mounting frame 310 at intervals, and the suction nozzles of the suction members 330 are positioned on the same plane, so that the PCB can be sucked more stably, and falling of the PCB in the overturning process is avoided.

Optionally, in one embodiment, the mounting rack 310 includes two cross bars 312 and two connecting rods 314, and the two cross bars 312 are disposed on the connecting rods 314 at intervals using the connecting blocks 230 as symmetrical references. The two connecting rods 314 are respectively connected to two ends of the connecting block 230, and the connecting rods 314 are disposed along the length direction of the cantilever 10. Two horizontal poles 312 are connected with two connecting rods 314 and form the square mounting bracket 310 of structure, and connecting block 230 is connected in the middle part of connecting rod 314, makes the subassembly 30 stable in structure. One of the cross bars 312 is located below the cantilever 10, i.e. a portion of the length of the connecting rod 314 coincides with the length of the cantilever 10, so that the extension length of the cantilever 10 and the connecting rod 314 is not too long, and the cross bar can adapt to the positions of the loading and unloading mechanism, the bin and other structures of the traditional unloading flap system.

Further, referring to fig. 2, in one embodiment, the rotary discharging mechanism further includes a plurality of locking members 340, a chute 322 is provided on the mounting plate 320, one end of each locking member 340 correspondingly passes through the chute 322 and is mounted on the mounting frame 310, and the mounting plate 320 is matched with the locking member 340 through the chute 322 and can slide relative to the mounting frame 310. When the locking member 340 is unlocked, the mounting plate 320 is provided with the sliding groove 322, so that the mounting plate 320 can be pushed to enable the adsorption member 330 to be close to or far away from the mounting frame 310, or the mounting plate 320 can be rotated at an angle relative to the mounting frame 310, after the position of the adsorption member 330 is adjusted, the locking member 340 is locked, the adsorption member 330 is limited at the current position, and the position of the adsorption member 330 can be flexibly adjusted according to the size and the position of the PCB.

Referring to fig. 2, optionally, in one embodiment, the mounting bracket 310 is provided with a guide groove 301, and one end of the locking member 340 is slidably disposed in the guide groove 301. An adsorption member 330, a mounting plate 320 and a locking member 340 are combined to form an adsorption unit. When the locking member 340 is unlocked, the adsorption units can be pushed to slide along the guide grooves 301, so that the distance between adjacent adsorption units can be adjusted, and the position of the adsorption member 330 can be adjusted more flexibly to adapt to the conveying requirements of different PCBs.

Referring to fig. 1-3, a further embodiment of the present utility model provides a PCB conveying apparatus, which includes a rotary driving assembly 50 and the rotary discharging mechanism according to any one of the above embodiments, where the rotary driving assembly 50 is connected to the cantilever 10, and is used for driving the rotary discharging mechanism to rotate. The PCB conveying apparatus further includes a feeding mechanism and a bin, where the bin is located below the cantilever 10, and the feeding mechanism is located at one side of the rotary driving assembly 50, and can convey the PCB to above the rotary driving assembly 50.

Referring to fig. 1, the telescopic end of the lifting assembly 20 maintains a contracted state, and the rotation driving assembly 50 drives the cantilever 10, the lifting assembly 20 and the adsorption assembly 30 to rotate, so that the suction nozzle of the adsorption assembly 30 sucks the PCB conveyed by the feeding mechanism upwards; referring to fig. 2, the cantilever 10 is driven to rotate 180 ° so that the suction nozzle and PCB of the suction assembly 30 face downward; referring to fig. 3, the lifting assembly 20 moves at this time to drive the adsorption assembly 30 and the PCB to descend along the height direction of the cantilever 10 until the PCB is placed in the bin, so that the problem that the conventional blanking panel turnover system cannot put the PCB to the bottom is solved, damage to the PCB in the blanking process is effectively avoided, and the PCB is well protected.

Further, in one embodiment, the PCB conveying apparatus further includes a support plate 60, an inductor, and a light blocking sheet 70, the light blocking sheet 70 is fixed on the cantilever 10, the inductor is disposed on the support plate 60 and corresponds to the position of the light blocking sheet 70, the rotation driving assembly 50 includes a motor and a decelerator that are in transmission connection, the motor is mounted on the support plate 60, and the decelerator is in transmission connection with the cantilever 10 to drive the cantilever 10 to rotate relative to the support plate 60. The power of the motor is reduced in speed through the speed reducer and then transmitted to the cantilever 10, the cantilever 10 is driven to rotate stably relative to the supporting plate 60, the light blocking piece 70 can block the sensor when rotating to a certain position along with the cantilever 10, signals are transmitted to the motor, at the moment, the cantilever 10 rotates in place, and the motor is stopped.

Further, in one embodiment, the PCB conveying apparatus further includes a fixed vertical plate 80 and a lifting driving mechanism 90, where the supporting plate 60 is slidably connected to the fixed vertical plate 80, and the lifting driving mechanism 90 is connected to the supporting plate 60, and is used for driving the supporting plate 60 to lift along the length direction of the fixed vertical plate 80, i.e. the height direction of the cantilever 10. The support plate 60 and the fixed vertical plate 80 are in sliding fit through the sliding block and the sliding rail structure, the lifting driving mechanism 90 acts to drive the rotary discharging mechanism and the support plate 60 to ascend relative to the fixed vertical plate 80, so that the adsorption assembly 30 can be matched with the height of the feeding mechanism, the PCB is conveniently sucked, and then the lifting driving mechanism 90 performs subsequent overturning and descending actions.

In the foregoing description of the present specification, the terms "fixed," "mounted," "connected," or "connected" are to be construed broadly, unless explicitly stated or limited otherwise. For example, in terms of the term "coupled," it may be fixedly coupled, detachably coupled, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other. Therefore, unless otherwise specifically defined in the specification, a person skilled in the art can understand the specific meaning of the above terms in the present utility model according to the specific circumstances.

Those skilled in the art will also appreciate from the foregoing description that terms such as "upper," "lower," "front," "rear," "left," "right," "length," "width," "thickness," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," "center," "longitudinal," "transverse," "clockwise," or "counterclockwise" and the like are used herein for the purpose of facilitating description and simplifying the description of the present utility model, and thus do not necessarily have to have, configure, or operate in, the specific orientations, and thus are not to be construed or construed as limiting the present utility model.

In addition, the terms "first" or "second" and the like used in the present specification to refer to the numbers or ordinal numbers are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present specification, the meaning of "plurality" means at least two, for example, two, three or more, etc., unless explicitly defined otherwise.

While various embodiments of the present utility model have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Many modifications, changes, and substitutions will now occur to those skilled in the art without departing from the spirit and scope of the utility model. It should be understood that various alternatives to the embodiments of the utility model described herein may be employed in practicing the utility model. The appended claims are intended to define the scope of the utility model and to cover such modular compositions, equivalents, or alternatives falling within the scope of the claims.

Claims (10)

1. The utility model provides a rotatory blowing mechanism, its characterized in that includes cantilever, lifting unit and adsorption unit, the one end of cantilever is used for external rotation drive assembly, the other end of cantilever with lifting unit connects, lifting unit with adsorption unit swing joint, lifting unit is used for driving adsorption unit is along perpendicular to cantilever length direction goes up and down.

2. The rotary discharging mechanism according to claim 1, wherein the lifting assembly comprises a cylinder and a piston rod arranged in the cylinder, the cylinder is connected with the cantilever, a connecting block is arranged at one end of the piston rod away from the cylinder, and the adsorption assembly is connected with the connecting block.

3. The rotary discharging mechanism according to claim 2, wherein the end of the cantilever is connected to one side of the cylinder, the end of the piston rod is connected to the connection block, and the connection block is perpendicular to the cantilever.

4. The rotary discharging mechanism according to claim 2 or 3, wherein the adsorption assembly comprises a mounting frame, a plurality of mounting plates and a plurality of adsorption members, the mounting frame is connected with the connecting block, each adsorption member is correspondingly arranged on each mounting plate, and the mounting plates are slidably arranged on the mounting frame.

5. The rotary discharging mechanism according to claim 4, wherein the mounting frame comprises two cross bars and two connecting rods, the two cross bars are arranged on the connecting rods at intervals by taking the connecting blocks as symmetrical reference objects, the two connecting rods are respectively connected to two ends of the connecting blocks, and the connecting rods are arranged along the length direction of the cantilever.

6. The rotary discharging mechanism according to claim 5, further comprising a plurality of locking members, wherein a chute is formed in the mounting plate, one end of each locking member correspondingly penetrates through the chute to be mounted on the mounting frame, and the mounting plate is matched with the locking member through the chute to be capable of sliding relative to the mounting frame.

7. The rotary discharging mechanism according to claim 6, wherein the mounting frame is provided with a guide groove, and one end of the locking member is slidably disposed in the guide groove.

8. A PCB conveying apparatus comprising a rotary drive assembly and a rotary discharge mechanism according to any one of claims 1 to 7, the rotary drive assembly being connected to a cantilever for driving the rotary discharge mechanism in rotation.

9. The PCB conveying apparatus of claim 8, further comprising a support plate, an inductor, and a light blocking sheet, wherein the light blocking sheet is fixed to the cantilever, the inductor is disposed on the support plate and corresponds to the position of the light blocking sheet, the rotation driving assembly comprises a motor and a decelerator in driving connection, the motor is mounted on the support plate, and the decelerator is in driving connection with the cantilever to drive the cantilever to rotate relative to the support plate.

10. The PCB conveying apparatus of claim 9, further comprising a fixed riser and a lift drive mechanism, the support plate slidably coupled to the fixed riser, the lift drive mechanism coupled to the support plate for driving the support plate to lift along a length of the fixed riser.