CN116002324A - Efficient automatic board collecting equipment and board collecting method applied to board production - Google Patents

Abstract

The invention discloses efficient automatic board collecting equipment and a board collecting method applied to board production, wherein the board collecting equipment comprises a board conveying mechanism, a board arranging mechanism, a board collecting mechanism and a control unit; the invention has extremely high adaptability, can be directly used at the tail end of a plate production line by connection, does not need additional connection relation, does not need special configuration, adjustment and other operations, and can finish plate collecting and placing operations once by only guiding the discharged plate of the plate production line to the inlet of the plate feeding roller table; meanwhile, the production of plates with different specifications, shapes and types can be considered, the positions of all parts on the production line are not required to be readjusted during production replacement, the number of the plates with different specifications to be grabbed at one time is calculated according to the area of the tray, time and labor are saved, and the universality is strong; the plate collecting efficiency is greatly improved, and the single-time grabbing plate collecting efficiency is 4-54 times that of the traditional equipment; and the manual participation steps are reduced, the automation degree is high, and the production cost is saved.

Description

Efficient automatic board collecting equipment and board collecting method applied to board production

Technical Field

The invention relates to the technical field of board collecting equipment, in particular to efficient automatic board collecting equipment and a board collecting method applied to board production.

Background

In the traditional automatic production field of the small-specification sheet industry, the sheets need to be stacked and then transported, if manual operation is adopted, a large amount of manpower and material resources can be consumed, and at present, the production line mostly adopts an automatic plate collecting machine to collect the sheets.

However, in the existing automatic production lines of the plate products including but not limited to PCB circuit boards, the automatic feeding and discharging machine generally only grabs 1 piece of product to be discharged due to the factors of diversified shape and specification, high productivity, high hollowed-out rate of the product, high air consumption of an air supply station and the like, so that the productivity of the whole line is greatly limited, and hollowed-out plate is easy to drop and damage; in order to improve the amount of the products which are grabbed at one time, part of manufacturers adopt a mode that plates are assembled in batches by manpower firstly and then grabbed together with the carriers and the plates simultaneously, but the efficiency of manual batch assembly of the plates in the earlier stage is low, the manual participation degree is high, and the automation degree of a production line is low.

In addition, the existing automatic production line has low adaptability, can not realize the production of plates with different specifications and shapes, and needs special line production and whole line synchronous improvement and cooperation; or readjusting the position of each part on the production line when the production is required to be changed, and the like, and has the advantages of time and labor consumption, high labor intensity, low production efficiency, high production cost and no benefit to quality control.

Therefore, there is a need to develop and design an efficient and highly adaptive automatic board collecting device and efficient board collecting method to solve the above-mentioned problems in the prior art.

Disclosure of Invention

In order to solve the technical problems in the prior art, one of the purposes of the invention is to provide a high-efficiency automatic board collecting device applied to board production, which is high in efficiency and high in adaptability, and can be directly used at the tail end of a board production line by connection without additional connection relation or special configuration, adjustment and other operations, and only the board discharged from the board production line is required to be guided to the entrance of the board feeding roller table, so that board collecting and placing operations can be completed at one time;

meanwhile, the production of plates with different specifications, shapes and types can be considered, the positions of all parts on the production line are not required to be readjusted during production replacement, the number of the plates with different specifications to be grabbed at one time is calculated according to the area of the tray, time and labor are saved, and the universality is strong; the plate collecting efficiency is greatly improved, and the single-time grabbing plate collecting efficiency is 4-54 times that of the traditional equipment; and the manual participation steps are reduced, the automation degree is high, and the production cost is saved.

The second purpose of the invention is to provide a plate collecting method of the high-efficiency automatic plate collecting equipment applied to plate production, wherein the plate collecting efficiency of the plate collecting method is 4-54 times that of the traditional equipment; and the manual participation steps are reduced, the action stroke is short, the automation degree is high, and the production cost is greatly saved.

In order to achieve one of the purposes of the invention, the invention provides the following technical scheme:

a high-efficiency automatic board collecting device applied to board production comprises a board conveying mechanism, a board arranging mechanism and a board collecting mechanism which are sequentially arranged along the discharging direction of a board; and a control unit electrically connected with the plate feeding mechanism, the plate arranging mechanism and the plate collecting mechanism;

the plate conveying mechanism comprises a conveying frame, a plate conveying roller table arranged on the conveying frame and a driving motor for driving the plate conveying roller table;

the plate arranging mechanism comprises a plate arranging roller table which is connected with the plate feeding roller table; the inlet of the plate arranging roller table is provided with a baffle plate for aligning the front ends of the plates and limiting the plates to be continuously conveyed, and a sensor for sensing the number of the plates entering the plate arranging roller table to reach a preset value and sending signals to the control unit;

the plate collecting mechanism comprises a grabbing mechanism arranged above the plate arranging roller table, a lifting driving mechanism for driving the grabbing mechanism to ascend and descend, and a translation driving mechanism for driving the grabbing mechanism to reciprocate between the plate arranging roller table and the plate discharging mechanism;

after receiving the signals of the sensors, the control unit controls the translation driving mechanism to drive the grabbing mechanism to grab a preset number of plates from the plate arranging roller table, and then the plates are placed on the tray.

As a further improvement of the scheme, a plurality of baffles and sensors are arranged on the plate feeding roller table at intervals along the conveying direction of the plate.

As a further improvement of the scheme, a lifting cylinder is arranged below the conveying frame, and the baffle is in transmission connection with a piston rod of the lifting cylinder below the conveying frame; the lifting cylinder is used for driving the baffle to extend upwards or retract downwards along the vertical direction.

As a further improvement of the scheme, the plate collecting mechanism comprises a plate collecting rack, and the plate arranging mechanism, the grabbing mechanism, the lifting driving mechanism and the translation driving mechanism are arranged on the plate collecting rack; the grabbing mechanism comprises a vacuum chuck assembly and a chuck mounting arm for mounting the vacuum chuck assembly; the sucker mounting arm drives the vacuum sucker assembly to ascend or descend under the drive of the lifting driving mechanism;

the vacuum chuck assembly comprises a hollow chuck plate, a plurality of vacuum chucks are arranged on the hollow chuck plate in a matrix manner, and a vacuum generating device is connected outside the hollow chuck plate; the hollow sucker plate is provided with a plurality of air passages corresponding to the vacuum sucker, and the air passages are communicated with the vacuum generating device.

As a further improvement of the above solution, the vacuum chuck assembly further comprises a check ball valve; a non-return cavity for sliding the non-return ball valve is arranged in the hollow sucker plate, and two ends of the non-return cavity are connected with the air passage; the diameter of the non-return ball valve is larger than that of the air passage.

As a further improvement of the above solution, the vacuum chuck assembly further comprises a vacuum breaking assembly; the vacuum breaking assembly comprises an external air source and a vacuum breaking air passage communicated with the external air source; the vacuum breaking air passage is communicated with the air passage of the sucker.

As a further improvement of the scheme, the grabbing mechanism is connected with a moving frame, and the translation driving mechanism drives the moving frame to reciprocate on the board collecting bracket; the lifting driving mechanism is connected with the movable frame.

As a further improvement of the scheme, the efficient automatic plate collecting device further comprises a plate discharging mechanism, wherein the plate discharging mechanism is arranged on one side of the plate collecting mechanism; and the tray conveying line is used for conveying the empty tray to the lower part of the plate receiving mechanism and/or conveying the tray after the plate is placed.

In order to achieve the second object of the present invention, the present invention provides the following technical solutions:

a plate collecting method of high-efficiency automatic plate collecting equipment applied to plate production, wherein the high-efficiency automatic plate collecting equipment comprises a plate conveying mechanism, a plate arranging mechanism and a plate collecting mechanism which are sequentially arranged along the discharging direction of a plate; and a control unit electrically connected with the plate feeding mechanism, the plate arranging mechanism and the plate collecting mechanism;

the plate collecting method comprises the following steps:

s1: firstly, conveying a tray to the lower part of the plate receiving mechanism through the work of a person or the tray feeding mechanism;

s2: sequentially sliding a row of calculated plate pieces in each row of plate pieces into a plate feeding roller table, completing alignment of the plate pieces through the cooperation of the sensor and the baffle plate, and entering the plate feeding roller table;

s3: the control unit calculates the number of plate rows entering the plate arranging roller table in the S2, and after the number of the plate arranging roller table reaches the placing amount of the tray, the lifting driving mechanism of the plate collecting mechanism is controlled to drive the grabbing mechanism to downwards move to grab all the plate entering the plate arranging roller table at one time, and the plate is placed on the tray in the S1;

s4: and (3) carrying out the tray and the plates which are placed according to the set number in the step (S3) out of the line through a transport means.

As a further improvement of the above solution, the board collecting method is applied in a production line including, but not limited to, PCB boards, glass, ceramic tiles, wood boards, mosaics, biscuits, steel plates, metal plates, plastic plates, cartons, and paper box products.

Compared with the prior art, the invention has at least the following beneficial effects:

1. according to the invention, the plate arranging roller table and the plate conveying roller table which are mutually engaged and matched are arranged, the baffle plate used for aligning the front ends of the plates and limiting the continuous conveying of the plates and the sensor used for sensing the plates entering the plate arranging roller table and sending signals to the control unit are arranged at the inlet of the plate arranging roller table, and after the number of the plates entering the plate arranging roller table reaches the arrangement amount of the tray, the control unit receives and controls the translation driving mechanism to drive the grabbing mechanism to grab the plates with the preset number from the plate arranging roller table, and then the plates are arranged on the tray;

the plate arranging device has the advantages that the plate arranging number entering the plate arranging roller table is set according to the area of the tray and the plates with different specifications, after the plates are arranged on the plate conveying roller table at intervals for a plurality of times, the plates entering the plate arranging roller table are grabbed in a large area at one time and placed on the tray, plate collecting and placing operations are completed once, and the plates are not required to be placed by using a carrier in advance manually; the plate collecting efficiency of the plate is greatly improved, and according to the specifications (79 mm is 161.1mm-360mm is 500 mm) of the PCB, the plate collecting efficiency is 4-54 times that of the traditional equipment by single grabbing according to the arrangement of 800 x 1100mm trays;

2. the invention has extremely high adaptability, can be directly used at the tail end of a plate production line by connection, does not need additional connection relation, does not need special configuration, adjustment and other operations, and can only need to drain the discharged plate of the plate production line to the inlet of the plate feeding roller table;

furthermore, the invention can give consideration to the production of plates with different specifications, shapes and types, and the positions of all parts on the production line are not required to be readjusted during production replacement, and only the number of the plates with different specifications to be grabbed at one time is calculated according to the area of the tray, thereby saving time and labor, having strong universality and further improving the production efficiency of the whole production line;

3. in addition, the plate arranging mechanism has the functions of plate matching and conveying, plate alignment, plate counting and the like, and has multiple purposes; the functions can be realized by adopting the baffle and the sensor without adding excessive additional components, and the structure is simple; when the plate feeding device is used, an operator only needs to drain the plates to the inlet of the plate feeding roller table according to the preset number, the plates arranged in a row enter the plate feeding roller table, and the plates enter the plate discharging roller table after being aligned by a plurality of baffles;

4. the high suitability of the invention is also reflected in: aiming at the board collecting plate with high hollowed-out rate such as a PCB, a porous vacuum chuck assembly is adopted, and a non-return air passage with a non-return ball valve is designed at the same time so as to realize the purposes of reducing air leakage and improving vacuum degree while simultaneously grabbing a plurality of boards at one time, thereby overcoming the problem of air leakage of the hollowed-out rate of the board body; the problems of falling of the plate and the like in the plate collecting process are avoided;

further, aiming at the problems that the absorption due to vacuum degree easily occurs in the plate collecting process of the plate products with lighter weight and smaller specification, the products cannot fall off immediately after the vacuum generator stops working and drag phenomenon occurs, and the like, the invention also provides a vacuum breaking component which has the effects of breaking vacuum and cleaning air nozzles and air duct dust by adding a reverse blowing air passage in the original air pipe by adding the vacuum breaking air passage;

5. the plate feeding mechanism and the plate receiving mechanism are matched to finish up-and-down reciprocating plate receiving action, so that the feeding efficiency is improved, and the labor intensity of personnel is reduced; the plate feeding operation is completed quickly, and the plate feeding operation is accurate and efficient;

6. the automatic board collecting method has reasonable step arrangement, compact arrangement of each mechanism, short action stroke, rapid completion of conveying, alignment and automatic board arrangement, and high efficiency; the manual participation steps are reduced, the automation degree is high, and the production cost is greatly saved; specifically: if the manual plate collecting personnel at the tail end of each production line in the prior art needs 2 people/shift, the two shifts are 4 people; if the productivity is 5 production lines, 10 people/two-shift is needed to be 20 people; the automatic board collecting equipment only needs 1-2 people/shift to finish the production of 5 production lines, and two shifts are 2-4 people; the labor force is only 1/5, even 1/10 or less of that in the prior art;

7. the high-efficiency automatic plate collecting device has the advantages of high automation degree, reasonable whole line layout, reduced occupied space of the device, automatic plate conveying, arrangement line and automatic tray circulating conveying line configuration, and capability of meeting the operation requirement of an operator on simultaneously operating a plurality of automatic plate arranging and collecting machine production lines, good economic benefit and strong practicability, and is suitable for large-scale popularization.

Drawings

FIG. 1 is a schematic view showing the overall structure of an efficient automatic board collecting device applied to board production according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of an overall structure of another angle of the automatic efficient board collecting device applied to board production according to the preferred embodiment of the invention;

FIG. 3 is a schematic diagram showing the overall structure of a plate feeding mechanism of an efficient automatic plate collecting device applied to plate production according to a preferred embodiment of the present invention;

FIG. 4 is a schematic diagram showing the overall structure of a plate collecting mechanism of an efficient automatic plate collecting device applied to plate production according to a preferred embodiment of the present invention;

FIG. 5 is a schematic view showing a partial structure of a gripping mechanism and a vacuum chuck assembly of a high-efficiency automatic board collecting device applied to board production according to a preferred embodiment of the present invention;

fig. 6 is a schematic diagram showing an arrangement state of a large PCB board with 360mm x 500mm specification captured by a vacuum chuck assembly of a high-efficiency automatic board collecting device applied to board production according to a preferred embodiment of the present invention;

fig. 7 is a schematic diagram showing an arrangement state of a vacuum chuck assembly of a high-efficiency automatic board collecting device for board production according to a preferred embodiment of the present invention, wherein the vacuum chuck assembly is used for grabbing 161.1mm specification small PCB boards;

FIG. 8 is a schematic diagram of a vacuum chuck air path and a reverse vacuum breaking air path of a high-efficiency automatic board collecting device applied to board production according to a preferred embodiment of the invention;

FIG. 9 is a schematic diagram showing the working state of a check ball valve for capturing a plate by a vacuum chuck of a high-efficiency automatic plate collecting device applied to plate production according to a preferred embodiment of the invention;

FIG. 10 is a schematic view showing a partial structure of a vacuum chuck assembly of a high-efficiency automatic board collecting device applied to board production according to a preferred embodiment of the present invention;

FIG. 11 is a schematic view showing the overall structure of a lower plate mechanism of an efficient automatic plate collecting device applied to plate production according to a preferred embodiment of the present invention;

fig. 12 is a schematic diagram showing a conveying direction and a conveying state of a plate member of the high-efficiency automatic plate receiving device applied to plate member production according to the preferred embodiment of the present invention.

In the figure:

1. a plate feeding mechanism; 11. a conveyor frame; 12. a plate feeding roller table; 121. a conveying guide roller; 122. a chain; 123. a sprocket; 13. a driving motor; 14. a lifting cylinder;

2. a plate arrangement mechanism; 21. a plate arranging roller table; 22. a baffle; 23. a sensor; 24. a mounting bar;

3. a plate collecting mechanism; 31. a grabbing mechanism; 311. a vacuum chuck assembly; 3111. a hollow suction cup plate; 3112. a vacuum chuck; 3113. an airway; 3114. a check ball valve; 3115. a non-return cavity; 3116. breaking vacuum components; 31161. externally connecting an air source; 31162. breaking a vacuum air passage; 312. a sucker mounting arm; 313. a telescopic guide post; 32. a lifting driving mechanism; 321. a lifting cylinder; 322. a cylinder fixing plate; 33. a translational drive mechanism; 331. a driving motor; 332. a synchronous belt; 34. a board collecting rack; 341. translating the guide rail; 35. a moving rack;

4. a control unit;

5. a lower plate mechanism; 51. a tray feeding mechanism; 511. a feed roller table; 512. a tray translation rail; 513. a tray translates the push plate; 52. tray wire outlet mechanism; 521. a tray lifting mechanism; 5211. a tray lifting roller table; 5212. a drive assembly; 522. a tray discharging mechanism; 5221. a tray discharging roller table; 52211. a blanking part;

A. a PCB board; B. and a tray.

Detailed Description

In order to facilitate understanding of the present invention, the following description will further explain the technical scheme and advantages of the present invention in detail with reference to the drawings and embodiments. The specific structure and features of the present invention are described below by way of example, and it should be noted that although at least one embodiment is described in detail in this disclosure, many modifications are possible without materially departing from the novel teachings and advantages of the subject matter described in this application and should not be construed to limit the invention in any way.

Also, any feature mentioned (including implicit or explicit) below, as well as any feature shown directly or implicit in the drawings, may be continued to be any combination or deletion of such features among themselves, to form still other embodiments that may not be directly or indirectly mentioned in the present invention. The drawings illustrate preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In the description of the present invention, unless otherwise indicated, the terms "top," "bottom," "left," "right," "inner," "outer," and the like are used for convenience in describing the present invention and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

As shown in fig. 1-12, the efficient automatic board collecting device applied to board production comprises a board feeding mechanism 1, a board arranging mechanism 2 and a board collecting mechanism 3 which are sequentially arranged along the discharging direction of a board A; and a control unit 4 electrically connected with the plate feeding mechanism 1, the plate arranging mechanism 2 and the plate collecting mechanism 3;

specifically, as shown in fig. 1 to 3, the plate feeding mechanism 1 comprises a conveying frame 11, a plate feeding roller table 12 arranged on the conveying frame 11, and a driving motor 13 for driving the plate feeding roller table 12; in this embodiment, the plate feeding roller table 12 is composed of a plurality of conveying guide rollers 121, the driving motor 13 is in transmission connection with the conveying guide rollers 121 through a chain 122 and a sprocket 123, and the plurality of conveying guide rollers 121 roll and convey the plate a placed on the upper surface of the conveying guide rollers 121 under the driving of the driving motor 13. In other modes, the plate feeding roller table can be replaced by a conveying mechanism such as a conveyor belt, which can convey the plate forward, and the driving mode can also adopt other equivalent structures, and the plate feeding roller table is not limited herein.

The plate arranging mechanism 2 comprises a plate arranging roller table 21 which is connected with the plate feeding roller table 12; the inlet of the plate arranging roller table 21 is provided with a baffle 22 for aligning the front ends of the plate pieces A and limiting the continuous conveying of the plate pieces A, and a sensor 23 for sensing that the number of the plate pieces A entering the plate arranging roller table reaches a preset value and sending a signal to the control unit 5; specifically, the sensor 23 is mounted at the inlet of the plate feeding roller table 12 or the plate discharging roller table 21 through a mounting bar 24.

The plate collecting mechanism 3 comprises a grabbing mechanism 31 arranged above the plate arranging roller table 21, a lifting driving mechanism 32 for driving the grabbing mechanism 31 to ascend and descend, and a translation driving mechanism 33 for driving the grabbing mechanism 31 to reciprocate between the plate arranging roller table 21 and the plate discharging mechanism;

in this embodiment, the sensor 23 may be a photoelectric sensor. The plate arranging number entering the plate arranging roller table is sensed by the plate arranging roller table, and a signal is sent to the control unit; the sensor may be a sensor including, but not limited to, the ohm company model E3Z-D62 and other commercially available sensors, as long as it achieves the benefits of the present invention.

The original position of the baffle plate is raised to a height capable of limiting the forward movement of the plate A, the plate A is conveyed to be in contact with the baffle plate, the sensor sends a signal to the control unit when the front end alignment of the plate is completed, and after the number of the plate arranging roller tables reaches the arrangement amount of the tray, the control unit controls the translation driving mechanism to drive the grabbing mechanism to grab the plate A with the preset number from the plate arranging roller tables, and then the plate A is placed on the tray B. Specifically, the predetermined number of plates a refers to the number of plates that are ensured to be grabbed once, so that the plate loading operation can be completed, and one layer is placed once each time the plates are grabbed.

According to the invention, the plate arranging roller table and the plate conveying roller table which are mutually engaged and matched are arranged, the baffle plate used for aligning the front ends of the plates and limiting the continuous conveying of the plates and the sensor used for sensing the plates entering the plate arranging roller table and sending signals to the control unit are arranged at the inlet of the plate arranging roller table, and after the control unit receives the signals of the sensor, the translational driving mechanism is controlled to drive the grabbing mechanism to grab a preset number of plates from the plate arranging roller table, and then the plates are placed on the tray;

the plate arranging device has the advantages that the plate arranging number entering the plate arranging roller table is set according to the area of the tray and the plates with different specifications, after the plates are arranged on the plate conveying roller table at intervals for a plurality of times, the plates entering the plate arranging roller table are grabbed in a large area at one time and placed on the tray, plate collecting and placing operations are completed once, and the plates are not required to be placed by using a carrier in advance manually; the plate collecting efficiency of the plate is greatly improved, and according to the specifications (79 mm: 161.1mm-360 mm: 500 mm) of the PCB, the plate collecting efficiency of single grabbing is 4-54 times that of the traditional equipment according to the arrangement of 800 x 1100mm trays.

The invention has extremely high adaptability, can be directly used at the tail end of a plate production line by connection, does not need additional connection relation, does not need special configuration, adjustment and other operations, and can only need to drain the discharged plate of the plate production line to the inlet of the plate feeding roller table;

furthermore, the invention can give consideration to the production of plates with different specifications, shapes and types, and the positions of all parts on the production line are not required to be readjusted during production replacement, and only the number of the plates with different specifications to be grabbed at one time is calculated according to the area of the tray, thereby saving time and labor, having strong universality and further improving the production efficiency of the whole production line.

As a further preferable scheme, a plurality of baffles 22 and sensors 23 are arranged on the plate feeding roller table 12 at intervals along the conveying direction of the plate a. The advantage of setting up like this is that the plate of arranging the row gets into send the board roller stand, gets into row board roller stand after a plurality of baffle alignment, is favorable to follow-up receipts board operation.

It should be noted that the driving motor, the sensor, the control unit, the lifting cylinder and the like are all elements in the prior art, and the installation and the working principle of the driving motor, the sensor, the control unit, the lifting cylinder and the like can refer to the prior art, so long as the driving motor, the sensor, the control unit, the lifting cylinder and the like can realize the beneficial effects of the driving motor, the lifting cylinder and the like.

As shown in fig. 3, as a further preferable scheme, a lifting cylinder 14 is arranged below the conveying frame 11, and the baffle 22 is in transmission connection with a piston rod of the lifting cylinder 14 below the conveying frame 11; the lifting cylinder 14 is used for driving the baffle 22 to extend upwards in the vertical direction until the baffle plate A continues to advance or retract downwards. Specifically, the original position of the baffle is a height capable of limiting the forward movement of the plate a, and when the sensor 23 senses that a row of plate a is abutted against the baffle, a signal is sent to the control unit, and the control unit controls the lifting cylinder 14 to drive the baffle to retract. In one embodiment, the control unit controls the plate feeding roller table to stop rotating while the baffle plate aligns the plate, namely, the following plate cannot continue to advance.

The driving mode of the plate arranging roller table can be consistent with that of the plate feeding roller table, and the plate arranging roller table is driven by a chain and a chain wheel mode, and can be replaced by other driving modes capable of realizing the plate conveying effect of the invention.

As shown in fig. 4, as a further preferable scheme, the plate collecting mechanism 3 comprises a plate collecting rack 34, specifically, the plate arranging mechanism 2, the grabbing mechanism 31, the lifting driving mechanism 32 and the translation driving mechanism 33 are arranged on the plate collecting rack 34; specifically, the plate arranging roller table 21 extends into the plate collecting rack 34, and the grabbing mechanism is located above the plate arranging roller table 21; in the embodiment, in order to improve the engagement and space utilization rate of each mechanism, the plate arranging mechanism is arranged on the plate collecting rack and is positioned below the grabbing mechanism, and the translational driving mechanism drives the grabbing mechanism to reciprocate between the plate arranging mechanism and the tray, so that the action stroke of the grabbing mechanism is shortened, and the plate collecting efficiency is improved;

as shown in fig. 5 to 10, the gripping mechanism 31 includes a vacuum chuck assembly 311 and a chuck mounting arm 312 for mounting the vacuum chuck assembly 311; the sucker mounting arm 312 drives the vacuum sucker assembly 311 to ascend or descend under the driving of the lifting driving mechanism 32;

the vacuum chuck assembly 311 comprises a hollow chuck plate 3111, a plurality of vacuum chucks 3112 are arranged on the hollow chuck plate 3111 in a matrix, and a vacuum generating device (not shown in the drawings) is connected to the hollow chuck plate 3111; the hollow suction cup plate 3111 is provided with a plurality of air passages 3113 corresponding to the vacuum suction cups 3112, the air passages 3113 being in communication with the vacuum generating means. The working principle of the vacuum chuck and the vacuum generating device can refer to the prior art.

As shown in fig. 9, for a board collecting board with high hollowed out rate, such as a PCB board, the vacuum chuck assembly 311 further includes a check ball valve 3114; a non-return cavity 3115 for sliding the non-return ball valve 3114 is arranged in the hollow sucker plate 3111, and two ends of the non-return cavity 3115 are connected with the air channel 3113; the check ball valve 3114 has a diameter larger than that of the air passage 3113. The invention adopts the porous vacuum chuck assembly and designs the non-return air passage with the non-return ball valve at the same time so as to realize the purposes of reducing air leakage and improving vacuum degree while simultaneously grabbing a plurality of plates at one time, thereby overcoming the problem of hollow rate air leakage of the plate body; avoid appearing the plate in-process and drop scheduling problem. Specifically, if need snatch plate product such as PCB board that the fretwork rate is high, when the absorptive PCB board of vacuum suction disc's position is the fretwork portion just, the contrary ball valve that ends removes to the air pumping direction and blocks up the air channel mouth in the contrary chamber that ends, avoids gas leakage, improves the vacuum.

Further, for the problem that the vacuum generator is not immediately dropped after the work is stopped and the dragging phenomenon is caused when the vacuum generator is stopped because the adsorptivity of the vacuum degree easily occurs in the plate collecting process of the plate product with lighter weight and smaller specification, as a further preferable scheme, the vacuum chuck assembly 311 further comprises a vacuum breaking assembly 3116; the vacuum breaking assembly 3116 includes an external air source 31161, a vacuum breaking air channel 31162 in communication with the external air source 31161; the vacuum-breaking air channel 31162 communicates with the air channel 3113 of the suction cup. According to the invention, by arranging the vacuum breaking assembly, the reverse blowing air passage is additionally arranged in the original air pipe through adding the vacuum breaking air passage, and meanwhile, the effects of breaking vacuum and cleaning air nozzles and air passage dust are achieved, and the efficiency of placing the plate on the tray is improved.

The translation driving mechanism and the lifting driving mechanism are further described, the grabbing mechanism is connected with a moving frame, and the translation driving mechanism drives the moving frame to reciprocate on the plate collecting support; the lifting driving mechanism is connected with the movable frame.

In this embodiment, the translation driving mechanism 33 may include a driving motor 331 and a synchronous belt 332 disposed on the board collecting frame 34, a translation guide rail 341 may be disposed on the board collecting frame 34, and the moving frame 35 is fixed with the synchronous belt 332 and is slidably connected with the translation guide rail 341; the synchronous belt drives the movable frame 35 to reciprocate on the translation guide 341 under the driving of the driving motor.

In other alternative embodiments, the translational driving mechanism may also include, but is not limited to, a translational cylinder driving mechanism, or a motor and ball screw driving mechanism, or may be other driving devices capable of driving the moving frame to reciprocate linearly, or other driving devices capable of implementing the reciprocating movement of the gripping mechanism of the present invention, which is not limited herein.

In the present embodiment, the lifting driving mechanism 32 may adopt a lifting cylinder 321, and the lifting cylinder 321 is connected to the moving frame 35 through a cylinder fixing plate 322; the sucker mounting arm 312 is in transmission connection with a piston rod of the lifting cylinder 321. Specifically, the working principle of the lifting driving mechanism can be that under the driving of the control unit, the piston rod of the lifting cylinder stretches out downwards to drive the sucker mounting arm and the vacuum sucker assembly to move downwards.

In other alternative embodiments, the lifting cylinder may be directly fixed to the moving frame; or, the lifting driving mechanism can also be a driving assembly such as a driving motor, a synchronous belt, a rolling screw rod and the like, and the technical effect of driving the sucker mounting arm and the vacuum sucker assembly to move downwards can be realized.

As shown in fig. 11, as a further preferable scheme, the efficient automatic board collecting device further comprises a lower board mechanism 5, wherein the lower board mechanism 5 is arranged on one side of the board collecting mechanism 3; and the tray conveying line is used for conveying the empty tray to the lower part of the plate receiving mechanism and/or conveying the tray after the plate is placed. In this embodiment, the lower plate mechanism 5 is disposed at one side of the plate collecting mechanism 3, so that the present invention is disposed in a folded angle, which is convenient for operation, and the overall design is more compact, and the occupied area can be further reduced.

In the present embodiment, the lower plate mechanism 5 includes a tray feeding mechanism 51 and a tray wire-out mechanism 52 that are adjacently disposed on the board collecting frame 34. The tray feeding mechanism 51 is used for conveying empty trays to the lower part of the plate receiving mechanism; the tray wire outlet mechanism 52 is used for conveying the tray after the plate is placed to be wire outlet; the tray feeding mechanism 51 and the tray wire outlet mechanism 52 may adopt a mode of circulating conveying in a vertical direction or a mode of circulating conveying in a horizontal direction, so long as the technical effects of conveying empty trays to the lower side of the plate receiving mechanism and/or conveying the trays after plate placement to the wire outlet mechanism can be realized.

Alternatively, in the present embodiment, the tray feeding mechanism 51 includes a feeding roller table 511 and a tray translation rail 512 disposed perpendicular to the conveying direction of the feeding roller table 511; a tray translation push plate 513 for clamping and transferring the tray B to the tray wire-out mechanism 52 is slidably provided on the tray translation guide rail 512; in the present embodiment, the feed roller table 511 may be driven by a motor, a chain, a sprocket, or the like, or may be driven by another driving method, which is not limited herein; the tray translation pushing plate can be driven by a driving motor, a synchronous belt and the like, and can also be driven by a translation cylinder; or other driving devices that can realize the reciprocating movement of the tray translation pushing plate can be implemented, and the invention is not limited herein.

In the present embodiment, the tray wire-out mechanism 52 includes a tray lifting mechanism 521 and a tray discharging mechanism 522; the tray lifting mechanism 521 includes a tray lifting roller 5211 and a driving component 5212 for driving the tray lifting roller 5211 to lift; the driving component can be a motor, a screw rod, a synchronous belt and a lifting guide rail; in other embodiments, the drive assembly may also be a lift cylinder, or a scissor lift platform.

In this embodiment, the tray discharging mechanism 522 includes a tray discharging roller base 5221 engaged with the tray lifting roller base 5211, and a discharging portion 52211 engaged with the tray carrier is provided at the end of the tray discharging roller base 5221. The tray discharging roller 5221 may be driven by a motor, a chain, a sprocket, or the like, or may be driven by other driving means, which is not limited herein.

In the embodiment, the plate discharging mechanism is designed with the functions of tray translation, lifting and conveying, and is matched with the plate receiving mechanism to finish the up-and-down reciprocating plate receiving action, so that the discharging efficiency is improved, and the labor intensity of personnel is reduced.

Furthermore, the tray lifting roller table is directly arranged in a lifting mode, so that the tray lifting roller table is matched with the plate collecting mechanism, and can be lowered to the ground after the plate is placed.

The efficient board collecting equipment disclosed by the invention is strong in universality and wide in application, and is applied to production lines of products including, but not limited to, PCB (printed circuit board), glass, ceramic tiles, wood boards, mosaics, steel plates, metal plates, plastic plates, cartons, paper box products and plate-shaped food products such as biscuits and the like.

The invention also provides a plate collecting method of the high-efficiency automatic plate collecting equipment applied to plate production, wherein the high-efficiency automatic plate collecting equipment comprises a plate conveying mechanism, a plate arranging mechanism and a plate collecting mechanism which are sequentially arranged along the discharging direction of the plate; and a control unit electrically connected with the plate feeding mechanism, the plate arranging mechanism and the plate collecting mechanism;

the plate collecting method comprises the following steps:

s1: firstly, conveying a tray to the lower part of the plate receiving mechanism through the work of a person or the tray feeding mechanism;

s2: sequentially sliding a row of calculated plate pieces in each row of plate pieces into a plate feeding roller table, completing alignment of the plate pieces through the cooperation of the sensor and the baffle plate, and entering the plate feeding roller table;

s3: the control unit calculates the number of plate rows entering the plate arranging roller table in the S2, and after the number of the plate arranging roller table reaches the placing amount of the tray, the lifting driving mechanism of the plate collecting mechanism is controlled to drive the grabbing mechanism to downwards move to grab all the plate entering the plate arranging roller table at one time, and the plate is placed on the tray in the S1;

s4: and (3) carrying out the tray and the plates which are placed according to the set number in the step (S3) out of the line through a transport means.

The board collecting method is applied to production lines including, but not limited to, PCB boards, glass, ceramic tiles, wood boards, mosaics, biscuits, steel plates, metal plates, plastic plates, cartons and paper box products.

The automatic board collecting method has reasonable step arrangement, compact arrangement of each mechanism, short action stroke, rapid completion of conveying, alignment and automatic board arrangement, and high efficiency; and the manual participation steps are reduced, the automation degree is high, the production cost is greatly saved, and the method specifically comprises the following steps: if the manual plate collecting personnel at the tail end of each production line in the prior art needs 2 people/shift, the two shifts are 4 people; if the productivity is 5 production lines, 10 people/two-shift is needed to be 20 people; the automatic board collecting equipment only needs 1-2 people/shift to finish the production of 5 production lines, and two shifts are 2-4 people; the labor force is only 1/5, even 1/10 or less of that of the prior art.

The above-described embodiments are only preferred embodiments of the present invention and should not be construed as limiting the scope of the invention, it will be appreciated by those skilled in the art that numerous changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Claims (10)

1. The efficient automatic board collecting device for the board production is characterized by comprising a board conveying mechanism, a board arranging mechanism and a board collecting mechanism which are sequentially arranged along the discharging direction of the board; and a control unit electrically connected with the plate feeding mechanism, the plate arranging mechanism and the plate collecting mechanism;

the plate conveying mechanism comprises a conveying frame, a plate conveying roller table arranged on the conveying frame and a driving motor for driving the plate conveying roller table;

the plate arranging mechanism comprises a plate arranging roller table which is connected with the plate feeding roller table; the entrance of the plate arranging roller table is provided with a baffle plate for aligning the front ends of the plate parts and limiting the continuous conveying of the plate parts, and a sensor for sensing the plate parts entering the plate arranging roller table and sending signals to the control unit;

the plate collecting mechanism comprises a grabbing mechanism arranged above the plate arranging roller table, a lifting driving mechanism for driving the grabbing mechanism to ascend and descend, and a translation driving mechanism for driving the grabbing mechanism to reciprocate;

after the number of the plates entering the plate arranging roller table reaches the placing quantity of one layer of plates of the tray, the control unit controls the translation driving mechanism to drive the grabbing mechanism to grab the plates with the preset number from the plate arranging roller table, and then the plates are placed on the tray.

2. The efficient automatic plate collecting device for plate production according to claim 1, wherein a plurality of baffles and sensors are arranged on the plate feeding roller table at intervals along the conveying direction of the plate.

3. The efficient automatic board collecting device applied to board production according to claim 2, wherein a lifting cylinder is arranged below the conveying frame, and the baffle is in transmission connection with a piston rod of the lifting cylinder below the conveying frame.

4. The efficient automatic board collecting device applied to board production according to claim 1, wherein the board collecting mechanism comprises a board collecting rack, and the board arranging mechanism, the grabbing mechanism, the lifting driving mechanism and the translation driving mechanism are arranged on the board collecting rack; the grabbing mechanism comprises a vacuum chuck assembly and a chuck mounting arm for mounting the vacuum chuck assembly; the sucker mounting arm drives the vacuum sucker assembly to ascend or descend under the drive of the lifting driving mechanism;

the vacuum chuck assembly comprises a hollow chuck plate, a plurality of vacuum chucks are arranged on the hollow chuck plate in a matrix manner, and a vacuum generating device is connected outside the hollow chuck plate; the hollow sucker plate is provided with a plurality of air passages corresponding to the vacuum sucker, and the air passages are communicated with the vacuum generating device.

5. The efficient automatic board collecting apparatus for plate production according to claim 4, wherein said vacuum chuck assembly further comprises a check ball valve; a non-return cavity for sliding the non-return ball valve is arranged in the hollow sucker plate, and two ends of the non-return cavity are connected with the air passage; the diameter of the non-return ball valve is larger than that of the air passage.

6. The high-efficiency automatic board collecting device for board production according to claim 4, wherein the vacuum chuck assembly further comprises a vacuum breaking assembly; the vacuum breaking assembly comprises an external air source and a vacuum breaking air passage communicated with the external air source; the vacuum breaking air passage is communicated with the air passage of the sucker.

7. The efficient automatic board collecting device applied to board production according to claim 1, wherein the grabbing mechanism is connected with a moving frame, and the translational driving mechanism drives the moving frame to reciprocate on the board collecting support; the lifting driving mechanism is connected with the movable frame.

8. The efficient automatic board collecting device applied to board production according to claim 1, further comprising a board lower mechanism, wherein the board lower mechanism is arranged on one side of the board collecting mechanism; and the tray conveying line is used for conveying the empty tray to the lower part of the plate receiving mechanism and/or conveying the tray after the plate is placed.

9. A plate collecting method of high-efficiency automatic plate collecting equipment applied to plate production, wherein the high-efficiency automatic plate collecting equipment comprises a plate conveying mechanism, a plate arranging mechanism and a plate collecting mechanism which are sequentially arranged along the discharging direction of a plate; and a control unit electrically connected with the plate feeding mechanism, the plate arranging mechanism and the plate collecting mechanism;

the method is characterized by comprising the following steps of:

s1: firstly, conveying a tray to the lower part of the plate receiving mechanism through the work of a person or the tray feeding mechanism;

s2: sequentially sliding a row of plates with calculated number of each row of plates into a plate feeding roller table, and enabling the plates to pass through the sensor and the baffle to be matched and aligned, and then entering the plate feeding roller table;

s3: the control unit calculates the number of plate rows entering the plate arranging roller table in the S2, and after the number of the plate arranging roller tables reaches the placement amount of the tray, the grabbing mechanism is controlled to grab all the plate entering the plate arranging roller table at one time, and the plate is placed on the tray in the S1;

s4: and (3) carrying out the tray and the plates which are placed according to the set number in the step (S3) out of the line through a transport means.

10. A board collecting method applied to efficient automatic board collecting equipment for board production according to claim 9, wherein the board collecting method is applied to production lines including but not limited to PCB boards, glass, ceramic tiles, wood boards, mosaics, steel boards, metal boards, plastic boards, cartons and paper box products.

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