CN210619578U - A unloader in automation for SMT charging tray processing - Google Patents

Abstract

The utility model relates to an automatic loading and unloading device for SMT tray processing, which comprises a frame; the frame is provided with a skip passage and a material tray processing platform; the automatic loading and unloading device also comprises a plurality of material carrying vehicles; the material carrying vehicle is provided with a material storage position and a limiting assembly; the rack is also provided with a skip driving component which is positioned on one side of the skip channel and is used for driving the material carrying vehicle to move forwards, a material lifting driving component which is positioned on the other side of the skip channel and is used for driving a material tray on the material carrying vehicle to move longitudinally, and a material moving manipulator which is positioned above the skip channel and is used for moving the material tray on the material carrying vehicle to the material tray processing platform; the material lifting driving assemblies are arranged in two groups and correspond to the material carrying vehicles one by one; this device has also accomplished the work of changing year skip when accomplishing the unloading work of charging tray, and degree of automation is high, has improved production efficiency by a wide margin.

Description

A unloader in automation for SMT charging tray processing

Technical Field

The utility model relates to a SMT charging tray processing technology field, more specifically say, relate to an automatic unloader that is used for SMT charging tray processing.

Background

When the batch charging trays are subjected to glue dispensing or labeling processing, in order to improve the material taking speed, the charging trays are usually grabbed by a manipulator, the stacking height is also reduced along with the reduction of the charging trays, and the material taking path of the manipulator is also lengthened, so that the material taking speed is reduced, especially under the condition of multiple material vehicles. Therefore, a charging and discharging structure of the charging tray needs to be further improved to improve the production efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, an automatic unloader that goes up for SMT charging tray processing is provided.

The utility model provides a technical scheme that its technical problem adopted is:

an automatic loading and unloading device for processing an SMT tray is constructed, and comprises a rack; the frame is provided with a transversely through skip passage and a charging tray processing table which is positioned obliquely above the skip passage; the automatic loading and unloading device also comprises a plurality of material carrying vehicles which sequentially enter the material vehicle channel; the material carrying vehicle is provided with a material storage position for stacking the material discs and a limiting component for limiting the material discs on the material storage position to move horizontally; the rack is also provided with a skip driving component which is positioned on one side of the skip channel and is used for driving the skip to move forwards, a material lifting driving component which is positioned on the other side of the skip channel and is used for driving a material loading plate of the skip to move longitudinally, and a material moving manipulator which is positioned above the skip channel and is used for moving the material loading plate of the skip to the material plate processing table; the material lifting driving assemblies are arranged in two groups and correspond to the material carrying vehicles one by one.

Preferably, the middle part of the material tray is provided with a positioning through groove; the limiting assembly comprises a positioning shaft corresponding to the positioning through groove; a left guide plate and a right guide plate are respectively fixed on two opposite side walls of the skip channel; the material carrying vehicle is provided with two groups of guide rollers; and one of the two groups of guide rollers corresponds to the left guide plate, and the other group of guide rollers corresponds to the right guide plate.

Preferably, the skip car driving assembly comprises a transmission arm and a first driving assembly which drives the transmission arm to move transversely; the side surface of the material carrying vehicle is provided with a positioning groove corresponding to the transmission arm; the automatic loading and unloading device also comprises a first air cylinder for driving the transmission arm to enter or leave the alignment groove, and a first mounting seat for mounting the first air cylinder; the first mounting seat is connected with and driven by the first driving assembly.

Preferably, a sliding block is fixed on the lower surface of the first mounting seat; the first driving assembly comprises a guide rail, a first driving belt pulley, a first driven belt pulley, a first transmission belt, a first motor, a second mounting seat, a first rotating shaft and a third mounting seat, the guide rail corresponds to the sliding block and is fixed with the rack, the first transmission belt is connected with the first driven belt pulley and the first driving belt pulley, the first motor is fixed with the first driving belt pulley and drives the first driving belt pulley to rotate, the second mounting seat is used for mounting the first motor and is fixed with the rack, the first rotating shaft is used for mounting the second driven belt pulley, and the third mounting seat is used for mounting the first rotating shaft and is fixed with the rack; a transmission block is fixed on the first transmission belt;

the lower end of the transmission block is fixed with the middle part of the first mounting seat; the first mounting seat is provided with two groups of transmission arms distributed on two sides of the transmission block, and two first guide sleeves corresponding to the transmission arms one to one.

Preferably, the material loading vehicle is provided with a boss which is positioned in the middle of the material storage position and used for lifting the height of the bottommost material tray; the outer diameter of the boss is smaller than that of the material tray; the material lifting driving assembly comprises a movable supporting arm and a second driving assembly for driving the movable supporting arm to move longitudinally;

the movable supporting arm comprises two first arm bodies distributed on two sides of the boss and a second arm body connected with the two first arm bodies; the automatic loading and unloading device also comprises a second air cylinder connected with the second arm body; the second cylinder is used for driving the second arm body to horizontally move towards or away from the boss; the second driving assembly drives the second air cylinder to move longitudinally.

Preferably, the second driving assembly comprises a screw rod, a screw rod nut corresponding to the screw rod, a lifting plate fixed with the screw rod nut, a second driven belt pulley sleeved at the upper end of the screw rod, a second driving belt pulley, a second transmission belt connecting the second driven belt pulley and the second driving belt pulley, a second motor fixed with the second driving belt pulley and driving the second driving belt pulley to rotate, and a fourth mounting seat used for mounting the second motor and fixed with the rack; the two ends of the screw rod are sleeved with first bearings; the fourth mounting seat and the rack are both provided with first mounting grooves corresponding to the first bearings; the second cylinder is fixed with the lifting plate; two second guide sleeves which are in one-to-one correspondence with the first arm bodies are arranged on the lifting plate.

Preferably, the material moving manipulator comprises a rotary movable plate and a third driving mechanism for driving the rotary movable plate to rotate; the rotary movable plate is provided with two groups of material moving assemblies distributed around the rotary center of the rotary movable plate; the material moving assembly is used for driving a material tray on the material carrying vehicle to move longitudinally; the rotary movable plate is provided with two groups of flexible transmission mechanisms which correspond to the material moving components one to one and drive the material moving components to horizontally move towards or away from the rotary center of the rotary movable plate, and two groups of fourth driving mechanisms which correspond to the flexible transmission mechanisms one to one; and the included angle formed by the two groups of material moving components is 120 degrees by taking the rotating center of the rotating movable plate as a vertex.

Preferably, the flexible transmission mechanism comprises a third transmission belt, and a third driving pulley and a third driven pulley which are both engaged with the third transmission belt; the third transmission belt is fixed with the material moving assembly; the flexible transmission mechanism further comprises a second rotating shaft arranged on the rotary movable plate and used for mounting the third driven pulley; the fourth driving mechanism comprises a third motor which is fixed with the rotary movable plate and drives the third driving belt pulley to rotate.

Preferably, the flexible transmission mechanism and the material moving assembly are distributed on the upper side and the lower side of the rotary movable plate; a transmission vertical plate is fixed on a flexible transmission part of the flexible transmission mechanism; the lower end of the transmission vertical plate is fixed with the material moving assembly; the rotary movable plate is provided with a first movable through groove corresponding to the transmission vertical plate;

the material moving assembly comprises a pneumatic finger for clamping a material tray, a fifth mounting seat for mounting the pneumatic finger, a fifth driving mechanism for driving the fifth mounting seat to move longitudinally, and a sixth mounting seat for mounting the fifth driving mechanism and fixing the fifth driving mechanism with the lower end of the transmission vertical plate; and one of the two groups of material moving assemblies further comprises a sixth driving mechanism which is arranged on the fifth mounting seat and used for driving the pneumatic finger to rotate.

Preferably, the fifth mounting seat and the fifth driving mechanism are distributed on the left side and the right side of the sixth mounting seat; the material moving assembly further comprises a connecting plate which is connected with the driving end of the fifth driving mechanism and the fifth mounting seat; the sixth mounting seat is provided with a second movable through groove corresponding to the connecting plate;

the fifth driving mechanism comprises a third air cylinder fixed with the sixth mounting seat; the sixth driving mechanism comprises a first rotating shaft fixed with the pneumatic finger, a second bearing sleeved on the first rotating shaft, a fourth driven belt pulley sleeved on the first rotating shaft and positioned above the second bearing, a seventh mounting seat fixed with the upper surface of the fifth mounting seat, a fourth motor inversely fixed on the seventh mounting seat, a fourth driving belt pulley fixed with a motor shaft of the fourth motor, and a fourth transmission belt connecting the fourth driving belt pulley and the fourth driven belt pulley; the fifth mounting seat is provided with a second mounting groove corresponding to the second bearing;

the pneumatic finger comprises a seat body fixed with the first rotating shaft and a clamping jaw arranged on the seat body; the material moving assembly further comprises a buffer base plate fixed with the base body; a third movable through groove corresponding to the clamping jaw is formed in the middle of the buffer base plate; the third movable through groove is a waist-shaped groove;

the third driving mechanism comprises an eighth mounting seat fixed with the rack, a ninth mounting seat fixed with the upper surface of the eighth mounting seat, a fifth motor inversely fixed on the ninth mounting seat, a second rotating shaft fixed with the rotary movable plate, a third bearing sleeved on the second rotating shaft, a fifth driven pulley sleeved on the second rotating shaft and positioned above the third bearing, a third guide sleeve corresponding to the third bearing and fixed with the upper surface of the eighth mounting seat, a fifth driving pulley fixed with a motor shaft of the fifth motor, and a fifth transmission belt connecting the fifth driving pulley and the fifth driven pulley; and the eighth mounting seat is provided with a fourth movable through groove corresponding to the second rotating shaft.

The beneficial effects of the utility model reside in that: before processing, push many year skip earlier in the skip passageway, the year skip that has the material separates the distribution with the year skip that does not have the material, and the year skip that has the material is used for providing the charging tray of treating processing, and the year skip that does not have the material is used for collecting the good charging tray of processing to material loading work and unloading work can go on in step, are favorable to improving production efficiency. Specifically, during machining, the two groups of material lifting driving assemblies move in opposite directions, one group of material lifting driving assemblies drive the material tray to move upwards to reach the specified material taking height so that the material moving manipulator can take materials, the other group of material lifting driving assemblies move downwards to leave the blanking position, and after machining is completed, the material moving manipulator grabs a finished material tray on the material tray machining table and puts the finished material tray into the blanking position, so that blanking work is completed. Furthermore, when the material discs on the material carrying vehicle are taken away, the material carrying vehicle can be pushed forwards through the material vehicle driving assembly, the empty material carrying vehicle is pushed outwards, the subsequent material carrying vehicle with the material can enter conveniently, and therefore a new round of processing activity is carried out. Therefore, the device completes the work of loading and unloading on the material tray, and simultaneously completes the work of replacing the material carrying vehicle, the automation degree is high, and the production efficiency is greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:

fig. 1 is a schematic view of an overall structure of an automatic loading and unloading device for processing an SMT tray according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic overall structure diagram of an automatic loading and unloading device for processing an SMT tray according to a preferred embodiment of the present invention;

fig. 4 is a schematic structural view of a material loading cart in an automatic loading and unloading device for processing an SMT tray according to a preferred embodiment of the present invention;

FIG. 5 is an enlarged view at B in FIG. 4;

fig. 6 is an exploded view of a material moving manipulator in an automatic loading and unloading device for SMT tray processing according to a preferred embodiment of the present invention;

FIG. 7 is an enlarged view at C of FIG. 6;

fig. 8 is a schematic view of the material moving robot in the automatic loading and unloading device for processing the SMT tray according to the preferred embodiment of the present invention;

fig. 9 is a schematic view of the material moving robot in the automatic loading and unloading device for processing the SMT tray according to the preferred embodiment of the present invention;

fig. 10 is a schematic view of the material moving robot in the automatic loading and unloading device for processing the SMT tray according to the preferred embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The automatic loading and unloading device for processing the SMT tray according to the preferred embodiment of the present invention is shown in FIG. 1, and also refer to FIGS. 2 to 10; comprises a frame 1; the frame 1 is provided with a transversely through skip passage 180 and a material tray processing table 10 which is positioned obliquely above the skip passage 180; the automatic loading and unloading device also comprises a plurality of material carrying vehicles 2 which enter the material vehicle channel 180 in sequence; the material carrying vehicle 2 is provided with a material storage position 280 for stacking the material trays 3 and a limiting component for limiting the horizontal movement of the material trays 3 on the material storage position 280; the rack 1 is also provided with a skip car driving component 4 which is positioned on one side of the skip car channel 180 and is used for driving the material carrying car 2 to move forwards, a material lifting driving component 5 which is positioned on the other side of the skip car channel 180 and is used for driving the material loading disc 3 on the material carrying car 2 to move longitudinally, and a material moving manipulator 6 which is positioned above the skip car channel 180 and is used for moving the material loading disc 3 on the material carrying car 2 to the material disc processing table 10; it is provided with two sets ofly to lift material drive assembly 5, and with the skip 2 one-to-one, before the processing, push many skip 2 toward skip passageway 180 in earlier, the skip 2 that have the material and the 2 interval distribution of skip that have no material, the skip 2 that have the material is used for providing the charging tray 3 of treating the processing, the skip 2 that have no material is used for collecting the charging tray 3 that has processed to material loading work and unloading work can be gone on in step, are favorable to improving production efficiency. Specifically, during machining, the two groups of material lifting driving assemblies 5 are opposite in moving direction, one group of material lifting driving assemblies 5 drive the material tray 3 to move upwards to reach the specified material taking height so that the material moving manipulator 6 can take materials, the other group of material lifting driving assemblies 5 move downwards to leave the discharging position, and after machining is completed, the material moving manipulator 6 grabs the finished material tray 3 on the material tray machining table 10 and puts the finished material tray into the discharging position, so that discharging work is completed. Further, all taken away as the charging tray 3 on the skip 2, can carry skip 2 through skip drive assembly 4 forward propelling movement, with empty skip 2 toward pass outward, the follow-up skip 2 that has the material of being convenient for gets into to carry out the processing activity of a new round. Therefore, the device completes the work of loading and unloading on the material tray, and simultaneously completes the work of replacing the material carrying vehicle, the automation degree is high, and the production efficiency is greatly improved.

As shown in fig. 3 to 5, a positioning through groove 380 is arranged in the middle of the tray 3; the limiting assembly comprises a positioning shaft 20 corresponding to the positioning through groove 380, and the structural characteristics of the material tray 3 are utilized, so that the structure of the material tray 3 does not need to be changed, and the transformation cost is low; meanwhile, one positioning shaft 20 can synchronously limit the stacked material discs 3, so that the limiting effect is good, the operation is easy and the structure is simple; a left guide plate 11 and a right guide plate 12 are respectively fixed on two opposite side walls of the skip passage 180, and the skip 2 is guided to move more stably and orderly; the material carrying vehicle 2 is provided with two groups of guide rollers 21; one of the two groups of guide rollers 21 corresponds to the left guide plate 11, and the other corresponds to the right guide plate 12, so that sliding friction is converted into rolling friction, the wear degree of the material carrying vehicle 2 is small, and the material carrying vehicle 2 is pushed more labor-saving.

As shown in fig. 2 and 4, the skip car driving assembly 4 includes a driving arm 40, and a first driving assembly 41 for driving the driving arm 40 to move transversely; the side surface of the material carrying vehicle 2 is provided with the aligning groove 281 corresponding to the transmission arm 40, and the alignment is carried out in a one-rod one-groove mode, so that the structure is simple and the cost is low; the automatic loading and unloading device further comprises a first air cylinder 42 for driving the transmission arm 40 to enter or be far away from the alignment groove 281 and a first mounting seat 43 for mounting the first air cylinder 42, during processing, the material carriers 2 are firstly placed in batches, and after the material discs 3 on the material carriers 2 are all taken away, the first driving component 41 drives the transmission arm 40 to push the material carriers 2 forwards, so that the empty material carriers 2 are pushed outwards, and the material carriers 2 with subsequent materials can conveniently enter; when the material trays 3 of the batch of material carrying vehicles 2 are all taken out, the movable end of the first air cylinder 42 drives the transmission arm 40 to retract, so that an avoidance space is provided for placing the batch of material carrying vehicles 2 again, and the interference condition is avoided; the first mount 43 is connected to and driven by the first drive assembly 41.

As shown in fig. 2, a slider (not shown) is fixed to a lower surface of the first mounting seat 43; the first driving assembly 41 comprises a guide rail 44 corresponding to the slider and fixed with the frame 1, a first driving pulley 45, a first driven pulley 46, a first transmission belt 47 connecting the first driven pulley 46 and the first driving pulley 45, a first motor 48 fixed with the first driving pulley 45 and driving the first driving pulley to rotate, a second mounting seat 49 used for mounting the first motor 48 and fixed with the frame 1, a first rotating shaft used for mounting the first driven pulley 46, and a third mounting seat 410 used for mounting the first rotating shaft and fixed with the frame 1; a transmission block 411 is fixed on the first transmission belt 47, the first motor 48 drives the first driving belt pulley 45 to rotate, and then the first driven belt pulley 46 and the first transmission belt 47 move to drive the transmission block 411, the first mounting seat 43 and the transmission arm 40 to move;

the lower end of the transmission block 411 is fixed with the middle part of the first mounting seat 43; two groups of transmission arms 40 distributed on two sides of the transmission block 411 and two first guide sleeves 412 corresponding to the transmission arms 40 one by one are arranged on the first mounting seat 43, and the transmission arms 40 are guided to ensure that the movement of the transmission arms is more stable and orderly.

As shown in fig. 3 and 4, the material loading vehicle 2 is provided with a boss 22 located in the middle of the storage position 280 for lifting the height of the bottommost tray 3; the outer diameter of the boss 22 is smaller than that of the material tray 3, so that an avoidance space is reserved for the material lifting driving assembly 5 to lift materials; the material lifting driving assembly 5 comprises a movable supporting arm 50 and a second driving assembly 51 for driving the movable supporting arm 50 to move longitudinally;

the movable supporting arm 50 comprises two first arm bodies 52 distributed on two sides of the boss 22 and a second arm body 53 connected with the two first arm bodies 52, so that both sides of the lower surface of the tray 3 have corresponding supporting force, and the lifting process is more stable and smooth; the automatic loading and unloading device also comprises a second air cylinder 54 connected with the second arm body 53; the second cylinder 54 is used for driving the second arm 53 to horizontally move towards or away from the boss 22, when the material trays 3 on the material carrying vehicle 2 are all taken away, the material vehicle driving component 4 pushes the material carrying vehicle 2 forwards so that the material carrying vehicle 2 with subsequent materials can enter, and the movable end of the second cylinder 54 drives the second arm 53 to retract, so that an avoidance space can be provided for the material carrying vehicle 2, the interference condition is avoided, and meanwhile, the time for manual adjustment is saved; the second driving assembly 51 drives the second cylinder 54 to move longitudinally.

As shown in fig. 3, the second driving assembly 51 includes a screw 55, a screw nut 56 corresponding to the screw 55, a lifting plate 57 fixed to the screw nut 56, a second driven pulley 58 sleeved on the upper end of the screw 55, a second driving pulley 59, a second driving belt 510 connecting the second driven pulley 58 and the second driving pulley 59, a second motor 511 fixed to the second driving pulley 59 and driving the second driving pulley to rotate, and a fourth mounting base 512 for mounting the second motor 511 and fixing to the frame 1; the two ends of the screw rod 55 are sleeved with first bearings (not shown in the figure); the fourth mounting seat 512 and the rack 1 are both provided with a first mounting groove corresponding to the first bearing; the second cylinder 54 and the lifting plate 57 are fixed; two second guide sleeves (not shown in the figure) which are in one-to-one correspondence with the first arm bodies 52 are arranged on the lifting plate 57, the second motor 511 drives the second driving belt pulley 59 to rotate, and then drives the second driven belt pulley 58 to rotate, and further the screw nut 56 and the lifting plate 57 ascend along the screw rod 55, so that the movable supporting arm 50 lifts the charging tray 3 upwards, a larger transmission stroke is achieved by adopting screw rod transmission, the transmission precision is high, and the assembly difficulty is small.

As shown in fig. 6 to 10, the material transferring manipulator 6 includes a rotary movable plate 60, and a third driving mechanism 61 for driving the rotary movable plate 60 to rotate; the rotary movable plate 60 is provided with two groups of material moving assemblies 62 distributed around the rotation center thereof; the material moving component 62 is used for driving the material tray 3 on the material carrying vehicle 2 to move longitudinally; the rotary movable plate 60 is provided with two groups of flexible transmission mechanisms 63 which correspond to the material moving components 62 one by one and drive the material moving components to horizontally move towards or away from the rotary center of the rotary movable plate 60, and two groups of fourth driving mechanisms 64 which correspond to the flexible transmission mechanisms 63 one by one, compared with the linear cylinder driving, the adoption of the flexible transmission mechanisms 63 can well avoid the problem of installation interference, save the installation space and enable the overall structure to be more compact; taking the rotation center of the rotary movable plate 30 as a vertex, the included angle formed by the two groups of material moving assemblies 62 is 120 degrees, B1 in fig. 8 to 10 indicates a material tray processing station, B2 indicates a blanking station, and B3 indicates a feeding station, as shown in fig. 8, one group of material moving assemblies 62 reaches the material tray processing station B1 to take processed materials, and the other group of material moving assemblies 62 grab the material tray to be processed at the feeding station B3; as shown in fig. 9, the third driving mechanism 61 drives the rotary movable plate 60 to rotate, one group of material moving assemblies 62 reaches the material tray processing station B1 to put in the material tray to be processed, and the other group of material moving assemblies 62 reaches the material discharging station B2 to put in the processed material tray; as shown in fig. 10, the third driving mechanism 61 drives the rotary movable plate 60 to rotate, one group of material moving assemblies 62 reaches the blanking station B2 to place the processed material tray, and the other group of material moving assemblies 62 reaches the loading station B3 to grab the material tray to be processed; the material loading and unloading work that lasts can be carried out to the circulation reciprocal, and two sets of material moving assemblies 62 are in operating condition all the time, do not have the period of idle waiting, and rotatory fly leaf 60 rotates once and can aim at two stations of material loading and unloading simultaneously, rotates the back, only needs to carry out the position adjustment of small range to the horizontal position that moves material assembly 62 through flexible drive mechanism 63. Therefore, this material manipulator that moves possesses compact structure and the high advantage of work efficiency.

As shown in fig. 6, the flexible transmission mechanism 63 includes a third transmission belt (not shown), and a third driving pulley (not shown) and a third driven pulley 67 both engaged with the third transmission belt; the third transmission belt is fixed with the material moving component 62; the flexible transmission 63 further includes a second rotating shaft 66 provided on the rotary movable plate 60 for mounting a third driven pulley 67; the fourth driving mechanism 64 includes a third motor fixed to the movable rotary plate 60 and driving the third driving pulley to rotate, the third motor drives the third driving pulley to rotate, and the third driving belt drives the material moving assembly 62 to move, so as to adjust the position of the material moving assembly 62 in the horizontal direction, and the operation is convenient and the cost is low.

As shown in fig. 6 and 7, the flexible transmission mechanism 63 and the material moving assembly 62 are distributed on the upper side and the lower side of the rotary movable plate 60, and the flexible transmission mechanism 63 and the material moving assembly 62 are dispersedly mounted on different positions, so that both have more sufficient mounting space, and the mounting difficulty is reduced; a transmission vertical plate 68 is fixed on the flexible transmission piece of the flexible transmission mechanism 63; the lower end of the transmission vertical plate 68 is fixed with the material moving component 62, and compared with the direct adhesion of the belt and the material moving component 62, the transmission vertical plate 68 is additionally arranged, so that the installation is convenient, and the transmission effect of the belt is more stable; the rotary movable plate 60 is provided with a first movable through groove 680 corresponding to the transmission vertical plate 68, so as to reserve a sufficient movable space for the transmission vertical plate 68;

the material moving assembly 62 comprises a pneumatic finger 69 for gripping the material tray 3, a fifth mounting seat 610 for mounting the pneumatic finger 69, a fifth driving mechanism 611 for driving the fifth mounting seat 610 to move longitudinally, and a sixth mounting seat 612 for mounting the fifth driving mechanism 610 and fixing the fifth driving mechanism 610 and the lower end of the transmission vertical plate 68; two sets of material moving assemblies 62, one of them still includes the sixth actuating mechanism 613 that is arranged on fifth mount pad 610 and is used for driving pneumatic finger 69 to rotate, and charging tray 3 need put to the correct angle on charging tray processing platform 10, just can further carry out some glue or paste the mark, therefore add sixth actuating mechanism 613 and carry out angle modulation to pneumatic finger 69 to put it on charging tray processing platform 10 after adjusting the angle of charging tray 3, save the process of manual regulation, improved production efficiency.

As shown in fig. 6 and 7, the fifth mounting seat 610 and the fifth driving mechanism 611 are distributed on the left and right sides of the sixth mounting seat 612, and the fifth mounting seat 610 and the fifth driving mechanism 611 are dispersedly mounted on the two sides, so that not only can a more sufficient mounting space be provided, but also both sides of the sixth mounting seat 612 can be stressed, and the overall stress is more balanced and uniform; the material moving assembly 62 further comprises a connecting plate 614 connecting the driving end of the fifth driving mechanism 611 and the fifth mounting seat 611; the sixth mounting seat 612 is provided with a second movable through groove 681 corresponding to the connection plate 614, thereby reserving a sufficient mounting space for the movement of the connection plate 614;

the fifth driving mechanism 611 includes a third cylinder fixed to the sixth mount 612; the sixth driving mechanism 613 comprises a first rotating shaft (not shown in the figure) fixed with the pneumatic finger 69, a second bearing (not shown in the figure) sleeved on the first rotating shaft, a fourth driven pulley 617 sleeved on the first rotating shaft and positioned above the second bearing, a seventh mounting seat 618 fixed with the upper surface of the fifth mounting seat 610, a fourth motor 619 inversely fixed on the seventh mounting seat 618, a fourth driving pulley (not shown in the figure) fixed with a motor shaft of the fourth motor 619, and a fourth transmission belt (not shown in the figure) connecting the fourth driving pulley and the fourth driven pulley 617; the fifth mounting seat 610 is provided with a second mounting groove corresponding to the second bearing, and the fourth motor 619 is mounted in an inverted manner, so that the fourth driving belt pulley and the fourth transmission belt can be shielded and protected by the seventh mounting seat 618, the height of a transmission path is reduced, and the shaking amplitude of the first rotating shaft is smaller during transmission;

the pneumatic finger 69 comprises a seat body 6112 fixed with the first rotating shaft and a clamping jaw 6113 arranged on the seat body 6112; the material moving assembly 62 further comprises a buffer backing plate 6114 fixed with the seat body 6112, so that certain buffer protection effect is achieved on the pneumatic fingers 69 and the material tray 3; a third movable through groove 682 corresponding to the clamping jaw 6113 is arranged in the middle of the buffer backing plate 6114; the third movable through groove 682 is a waist-shaped groove, which provides a movable space for the jaw 6113 and guides the motion of the jaw 6113;

the third driving mechanism 61 includes an eighth mounting seat 6115 fixed to the frame 1, a ninth mounting seat 6116 fixed to the upper surface of the eighth mounting seat 6115, a fifth motor 6117 fixed to the ninth mounting seat 6116 in an inverted manner, a second rotating shaft 6118 fixed to the rotary movable plate 60, a third bearing (not shown in the figure) sleeved on the second rotating shaft 6118, a fifth driven pulley 6119 sleeved on the second rotating shaft 6118 and located above the third bearing, a third guide sleeve 6120 corresponding to the third bearing and fixed to the upper surface of the eighth mounting seat 6115, a fifth driving pulley 6121 fixed to a motor shaft of the fifth motor 6117, and a fifth transmission belt 6122 connecting the fifth driving pulley 6121 and the fifth driven pulley 6119; the eighth mounting seat 6115 is provided with a fourth movable through groove (not shown in the figure) corresponding to the second rotating shaft 6118, and a belt transmission structure is used, so that the transmission effect is good, and the installation is easy.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims (10)

1. An automatic loading and unloading device for processing an SMT tray comprises a rack; the processing device is characterized in that the rack is provided with a transversely through skip passage and a material tray processing table which is positioned obliquely above the skip passage; the automatic loading and unloading device also comprises a plurality of material carrying vehicles which sequentially enter the material vehicle channel; the material carrying vehicle is provided with a material storage position for stacking the material discs and a limiting component for limiting the material discs on the material storage position to move horizontally; the rack is also provided with a skip driving component which is positioned on one side of the skip channel and is used for driving the skip to move forwards, a material lifting driving component which is positioned on the other side of the skip channel and is used for driving a material loading plate of the skip to move longitudinally, and a material moving manipulator which is positioned above the skip channel and is used for moving the material loading plate of the skip to the material plate processing table; the material lifting driving assemblies are arranged in two groups and correspond to the material carrying vehicles one by one.

2. The automatic loading and unloading device according to claim 1, wherein a positioning through groove is arranged in the middle of the material tray; the limiting assembly comprises a positioning shaft corresponding to the positioning through groove; a left guide plate and a right guide plate are respectively fixed on two opposite side walls of the skip channel; the material carrying vehicle is provided with two groups of guide rollers; and one of the two groups of guide rollers corresponds to the left guide plate, and the other group of guide rollers corresponds to the right guide plate.

3. The automatic loading and unloading device according to claim 1, wherein the skip car driving assembly comprises a transmission arm and a first driving assembly driving the transmission arm to move transversely; the side surface of the material carrying vehicle is provided with a positioning groove corresponding to the transmission arm; the automatic loading and unloading device also comprises a first air cylinder for driving the transmission arm to enter or leave the alignment groove, and a first mounting seat for mounting the first air cylinder; the first mounting seat is connected with and driven by the first driving assembly.

4. The automatic loading and unloading device of claim 3, wherein a sliding block is fixed on the lower surface of the first mounting seat; the first driving assembly comprises a guide rail, a first driving belt pulley, a first driven belt pulley, a first transmission belt, a first motor, a second mounting seat, a first rotating shaft and a third mounting seat, the guide rail corresponds to the sliding block and is fixed with the rack, the first transmission belt is connected with the first driven belt pulley and the first driving belt pulley, the first motor is fixed with the first driving belt pulley and drives the first driving belt pulley to rotate, the second mounting seat is used for mounting the first motor and is fixed with the rack, the first rotating shaft is used for mounting the second driven belt pulley, and the third mounting seat is used for mounting the first rotating shaft and is fixed with the rack; a transmission block is fixed on the first transmission belt;

the lower end of the transmission block is fixed with the middle part of the first mounting seat; the first mounting seat is provided with two groups of transmission arms distributed on two sides of the transmission block, and two first guide sleeves corresponding to the transmission arms one to one.

5. The automatic loading and unloading device according to claim 1, wherein the material carrying vehicle is provided with a boss positioned in the middle of the material storage position and used for lifting the height of the bottommost material tray; the outer diameter of the boss is smaller than that of the material tray; the material lifting driving assembly comprises a movable supporting arm and a second driving assembly for driving the movable supporting arm to move longitudinally;

the movable supporting arm comprises two first arm bodies distributed on two sides of the boss and a second arm body connected with the two first arm bodies; the automatic loading and unloading device also comprises a second air cylinder connected with the second arm body; the second cylinder is used for driving the second arm body to horizontally move towards or away from the boss; the second driving assembly drives the second air cylinder to move longitudinally.

6. The automatic loading and unloading device of claim 5, wherein the second driving assembly comprises a screw rod, a screw nut corresponding to the screw rod, a lifting plate fixed with the screw nut, a second driven pulley sleeved at the upper end of the screw rod, a second driving pulley, a second transmission belt connecting the second driven pulley and the second driving pulley, a second motor fixed with the second driving pulley and driving the second driving pulley to rotate, and a fourth mounting seat used for mounting the second motor and fixed with the frame; the two ends of the screw rod are sleeved with first bearings; the fourth mounting seat and the rack are both provided with first mounting grooves corresponding to the first bearings; the second cylinder is fixed with the lifting plate; two second guide sleeves which are in one-to-one correspondence with the first arm bodies are arranged on the lifting plate.

7. The automatic loading and unloading device according to claim 1, wherein the material transferring manipulator comprises a rotary movable plate and a third driving mechanism for driving the rotary movable plate to rotate; the rotary movable plate is provided with two groups of material moving assemblies distributed around the rotary center of the rotary movable plate; the material moving assembly is used for driving a material tray on the material carrying vehicle to move longitudinally; the rotary movable plate is provided with two groups of flexible transmission mechanisms which correspond to the material moving components one to one and drive the material moving components to horizontally move towards or away from the rotary center of the rotary movable plate, and two groups of fourth driving mechanisms which correspond to the flexible transmission mechanisms one to one; and the included angle formed by the two groups of material moving components is 120 degrees by taking the rotating center of the rotating movable plate as a vertex.

8. The automatic loading and unloading device according to claim 7, wherein the flexible transmission mechanism includes a third transmission belt, and a third driving pulley and a third driven pulley both engaged with the third transmission belt; the third transmission belt is fixed with the material moving assembly; the flexible transmission mechanism further comprises a second rotating shaft arranged on the rotary movable plate and used for mounting the third driven pulley; the fourth driving mechanism comprises a third motor which is fixed with the rotary movable plate and drives the third driving belt pulley to rotate.

9. The automatic loading and unloading device as claimed in claim 7, wherein the flexible transmission mechanism and the material moving assembly are distributed on the upper and lower sides of the rotary movable plate; a transmission vertical plate is fixed on a flexible transmission part of the flexible transmission mechanism; the lower end of the transmission vertical plate is fixed with the material moving assembly; the rotary movable plate is provided with a first movable through groove corresponding to the transmission vertical plate;

the material moving assembly comprises a pneumatic finger for clamping a material tray, a fifth mounting seat for mounting the pneumatic finger, a fifth driving mechanism for driving the fifth mounting seat to move longitudinally, and a sixth mounting seat for mounting the fifth driving mechanism and fixing the fifth driving mechanism with the lower end of the transmission vertical plate; and one of the two groups of material moving assemblies further comprises a sixth driving mechanism which is arranged on the fifth mounting seat and used for driving the pneumatic finger to rotate.

10. The automatic loading and unloading device of claim 9, wherein the fifth mounting seat and the fifth driving mechanism are distributed on the left and right sides of the sixth mounting seat; the material moving assembly further comprises a connecting plate which is connected with the driving end of the fifth driving mechanism and the fifth mounting seat; the sixth mounting seat is provided with a second movable through groove corresponding to the connecting plate;

the fifth driving mechanism comprises a third air cylinder fixed with the sixth mounting seat; the sixth driving mechanism comprises a first rotating shaft fixed with the pneumatic finger, a second bearing sleeved on the first rotating shaft, a fourth driven belt pulley sleeved on the first rotating shaft and positioned above the second bearing, a seventh mounting seat fixed with the upper surface of the fifth mounting seat, a fourth motor inversely fixed on the seventh mounting seat, a fourth driving belt pulley fixed with a motor shaft of the fourth motor, and a fourth transmission belt connecting the fourth driving belt pulley and the fourth driven belt pulley; the fifth mounting seat is provided with a second mounting groove corresponding to the second bearing;

the pneumatic finger comprises a seat body fixed with the first rotating shaft and a clamping jaw arranged on the seat body; the material moving assembly further comprises a buffer base plate fixed with the base body; a third movable through groove corresponding to the clamping jaw is formed in the middle of the buffer base plate; the third movable through groove is a waist-shaped groove;

the third driving mechanism comprises an eighth mounting seat fixed with the rack, a ninth mounting seat fixed with the upper surface of the eighth mounting seat, a fifth motor inversely fixed on the ninth mounting seat, a second rotating shaft fixed with the rotary movable plate, a third bearing sleeved on the second rotating shaft, a fifth driven pulley sleeved on the second rotating shaft and positioned above the third bearing, a third guide sleeve corresponding to the third bearing and fixed with the upper surface of the eighth mounting seat, a fifth driving pulley fixed with a motor shaft of the fifth motor, and a fifth transmission belt connecting the fifth driving pulley and the fifth driven pulley; and the eighth mounting seat is provided with a fourth movable through groove corresponding to the second rotating shaft.

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