CN219602522U - Automatic change disk feeder - Google Patents

Abstract

An automatic disc feeder relates to the field of automatic equipment. The utility model aims to solve the problems that the existing mechanical feeding tray is frequently required to be replaced manually and has poor positioning precision. The utility model comprises a frame, a horizontal conveying mechanism, a lifting mechanism, a material changing tray support, a tray storage box and a plurality of material changing trays; the horizontal conveying mechanism is horizontally arranged on the frame, the lifting mechanism is vertically arranged on the frame, the tray support for changing the material is arranged on the lifting mechanism and moves up and down along the vertical direction of the lifting mechanism, the tray storage box is arranged on the tray support for changing the material, and the tray outlet end of the tray storage box is arranged towards the side of the horizontal conveying mechanism; the plurality of the material changing trays are sequentially inserted into the tray storage box from top to bottom. The utility model is mainly used for automatically conveying the sheet-type components.

Description

Automatic change disk feeder

Technical Field

The utility model relates to the field of automatic equipment, in particular to intelligent automatic feeding equipment of a surface mounting production line.

Background

At present, in the electronic information age, electronic products are never separated in life, along with the increasing of the electronic products, the demand quantity of SMT production lines is greatly increased, a large amount of mounting equipment is available, but a problem is encountered in a surface mounting production line, and a coil feeder on the surface mounting production line is an important component part of surface mounting technology and is also an indispensable important unit in a surface mounting machine. The feeding device replaces the original manual feeding work on the mounting production line, and is responsible for conveying the sheet-type elements to a conveying plane and conveying the sheet-type elements to a proper material taking position of the chip mounter by a conveying mechanism. In general, the automatic degree of the mounting production line is further improved by adding the disc type feeder, the working efficiency is quickened, the labor cost is reduced, the precision is greatly improved, and the position deviation during manual discharging is reduced under the production requirement of enterprises.

Although various process equipment is currently available in the field of automation equipment, such as a feeding tray with a pure mechanical process on the upper side of a mounting production line in the automation field, the pure mechanical feeding tray has a lot of problems of no attention, poor positioning precision and the like when facing mass production, and needs to be perfected.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: the existing mechanical feeding tray is frequently required to be replaced manually, so that the problem of poor positioning accuracy exists; further provided is an automated tray feeder.

The utility model adopts the technical scheme for solving the technical problems that:

an automatic tray feeder comprises a frame, a horizontal conveying mechanism, a lifting mechanism, a tray support for changing materials, a tray storage box and a plurality of tray for changing materials; the horizontal conveying mechanism is horizontally arranged on the frame, the lifting mechanism is vertically arranged on the frame, the tray support for changing the material is arranged on the lifting mechanism and moves up and down along the vertical direction of the lifting mechanism, the tray storage box is arranged on the tray support for changing the material, and the tray outlet end of the tray storage box is arranged towards the side of the horizontal conveying mechanism; the plurality of the material changing trays are sequentially inserted into the tray storage box from top to bottom.

Further, the frame comprises a square frame body, a horizontal support frame and an upper cover, wherein the upper cover is hinged to the top end of the square frame body; the horizontal support frame is horizontally arranged on a vertical surface outside the square frame body; the horizontal conveying mechanism is arranged on the horizontal support frame, and the conveying direction of the horizontal conveying mechanism is perpendicular to the vertical surface of the square frame body, on which the horizontal support frame is arranged; the lifting mechanism is arranged on a vertical surface in the square frame body, wherein the vertical surface where the lifting mechanism is positioned is adjacent to or opposite to the vertical surface where the horizontal support frame is positioned.

Further, the horizontal conveying mechanism comprises a bottom plate, two guide rail mounting strips, two guide rails, a horizontal driving assembly and clamping jaws; the bottom plate is arranged on the horizontal support frame, two guide rail mounting battens are respectively arranged at two ends of the bottom plate, and each guide rail mounting batten is provided with a guide rail along the length direction; the horizontal driving component is arranged on the upper surface of the bottom plate and is positioned in the middle of the two guide rail mounting battens; the clamping jaw moves back and forth along the extending direction of the guide rail through the horizontal driving assembly.

Further, the horizontal driving assembly comprises a motor mounting plate, a first servo driving motor, a sliding rail mounting plate strip, a sliding rail, a synchronous belt, a driving wheel, two tensioning wheels and four driven wheels; the sliding rail installation batten is arranged on the bottom plate and is positioned between the two guide rails, the sliding rail is arranged on one side of the sliding rail installation batten, and the extending direction of the sliding rail is the same as that of the guide rails; the first servo driving motor is arranged on the motor mounting plate, and a driving shaft of the first servo driving motor is perpendicular to the sliding rail mounting plate; the driving wheel is sleeved on the driving shaft of the servo driving motor, two driven wheels are respectively arranged at two ends of the other side of the sliding rail mounting plate strip, the other two driven wheels are arranged on the motor mounting plate and are positioned at the upper positions of two sides of the driving wheel, and two tensioning wheels are arranged on the motor mounting plate and are positioned at the lower positions of two sides of the driving wheel; two ends of the synchronous belt are respectively sleeved on driven wheels at two ends of the sliding rail mounting batten, and the middle section of the synchronous belt respectively bypasses the driving wheel, the two tensioning wheels and the two driven wheels mounted on the motor mounting board to realize tensioning; the clamping jaw is arranged on the synchronous belt and is in sliding connection with the sliding rail.

Further, the lifting mechanism comprises a vertical mounting plate, two slide rail fixing plates, a screw rod supporting seat, a screw rod nut fixing plate, an L-shaped bracket, two groups of sliding blocks, two lifting slide rails, a motor fixing seat and a servo driving motor II; the vertical mounting plate is arranged in a square frame body of the frame, the two sliding rail fixing plates are respectively arranged on two sides of the vertical mounting plate, each sliding rail fixing plate is provided with a lifting sliding rail, and two ends of the vertical part of the L-shaped bracket are respectively connected with the two lifting sliding rails in a sliding manner through a group of sliding blocks; the screw rod supporting seat and the motor fixing seat are longitudinally arranged on the vertical mounting plate and are positioned in the middle of the two sliding rail fixing plates; the second servo driving motor is arranged on the motor fixing seat, one end of the screw rod is fixedly connected with an output shaft of the second servo driving motor, and the other end of the screw rod is rotatably arranged on the screw rod supporting seat; the screw nut is in threaded connection with the screw, the screw nut fixing plate is sleeved on the screw nut, and two ends of the screw nut fixing plate are respectively arranged at two sides of the top end of the vertical part of the L-shaped bracket; the reloading tray support is arranged on the horizontal part of the L-shaped support.

Further, the material changing tray support comprises a square frame body and two guide rails, and the two guide rails are arranged in the square frame body side by side; the tray storage box comprises a box body with two open ends, two chute plates and two V-shaped chute rods; the two sliding groove plates are respectively arranged on the inner side walls of the two opposite sides of the box body, a plurality of sliding grooves are arranged on each sliding groove plate from top to bottom in parallel, and the sliding grooves on the two sliding groove plates are arranged in a one-to-one correspondence manner; a plurality of the material changing trays are inserted into the sliding grooves of the two sliding groove plates; the two V-shaped chute rods are arranged on the lower surface of the box body side by side, and the tray storage box is connected to the guide rail on the tray support through the V-shaped chute rods in a sliding manner.

Furthermore, two groups of limiting rod assemblies are further arranged on the tray storage box and are respectively arranged on the front side and the rear side of the end part of the tray storage box; each group of limiting rod assembly comprises a limiting rod, a return spring and a fluctuation wheel; the two ends of the limiting rod are inwards bent and respectively connected with the upper surface and the lower surface of the tray storage box in a rotating way, one end of the return spring is connected to the top end of the limiting rod, and the other end of the return spring is connected to the upper surface of the tray storage box; the wave wheel is fixedly connected to the bottom end of the limiting rod at a position close to the outer side;

the tray support that reloads on install a trapezoidal guide block, trapezoidal guide block install in a apex angle department in square support body to be in the afterbody of inboard guide rail.

Further, the tray feeder also comprises a tray replacing table, and the tray replacing table is arranged at the top end of the material replacing tray support.

Further, a pin hole is respectively formed in one pair of diagonal corners of the tray replacing table, a positioning pin is respectively mounted at one pair of diagonal corners of the top end of the square frame body in the material-changing tray support, and the tray replacing table is sleeved on the positioning pin at the top end of the square frame body through the pin hole.

Further, a plurality of sensors are also arranged on the disc type feeder; wherein, a pair of concave photoelectric sensors are arranged at the bottom of the lifting mechanism and play a role in limiting the tray storage box downwards in the descending process; two pairs of opposite-shooting photoelectric sensors and an infrared sensor are arranged on the horizontal conveying mechanism, and the opposite-shooting sensors are used for detecting the height of materials and preventing the materials from being tidy or standing sideways; the infrared sensor is used for detecting the position of the feeding tray above the track or whether the feeding tray exists; a photoelectric sensor is arranged below the tray replacing table and used for detecting whether the tray replacing table is installed on the tray replacing support or not, and the tray replacing table is abnormally placed.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model relates to a disc type feeder, which belongs to automatic equipment, can realize full-automatic feeding and semi-automatic feeding, and meets feeding requirements of different materials.

2. According to the tray type feeding machine, 20 layers of materials can be placed at one time, the materials of each layer can be fed to the plane of the horizontal conveying mechanism layer by layer through the lifting mechanism, then the tray materials are brought to the target position through the clamping jaw in the horizontal conveying mechanism, and the tray materials are matched with the vacuum material taking mechanism to realize discharging, wherein the limiting pieces are arranged in front of and behind the tray storage box, so that the tray can not move or slide out in front of and behind during the carrying process of the tray storage box.

3. The tray feeder is only used for an automatic mounting production line at present, and feeds the chip mounter through intelligent orderly completion, so that the problem that large-size QFP elements or abnormal-shaped LED lamp beads cannot be packaged by a material strip in the existing packaging mode is solved, the problem of feeding and changing materials manually every time is solved, and the time efficiency is improved.

4. The disc type feeding machine has the advantages of automatic feeding, intelligent feeding, high accuracy of repeated feeding positions each time, material replacement through intelligent control after the materials are used up, material discharge prompting and the like when the disc type feeding machine is applied, and solves the problems that a mechanical feeding tray needs to be replaced manually frequently and has poor positioning under the existing technical conditions.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a frame structure;

FIG. 3 is a schematic view of the structure of the horizontal conveyance mechanism;

FIG. 4 is a schematic diagram of a lifting mechanism;

FIG. 5 is a schematic structural view of a pallet storage bin;

fig. 6 is a schematic structural view of the tray changing station.

Fig. 7 is a partial enlarged view at a in fig. 5.

Fig. 8 is a partial enlarged view at B in fig. 5.

Fig. 9 is a partial enlarged view at C in fig. 4.

Reference numerals illustrate: 1-a frame; 1-1-a first square frame body; 1-2-horizontal support frames; 1-3-uncapping; 2-a horizontal conveying mechanism; 2-1-a bottom plate; 2-2-rail mounting battens; 2-3-horizontal guide rails; 2-4-horizontal drive assembly; 2-4-1-motor mounting plate; 2-4-2-servo drive motor I; 2-4-3-slide rail mounting battens; 2-4-4-slide rail; 2-4-5-synchronous belt; 2-4-6-driving wheel; 2-4-7-tensioning wheel; 2-4-8-driven wheel; 2-5-clamping jaws; 3-a lifting mechanism; 3-1-a vertical mounting plate; 3-2-slide rail fixing plates; 3-3-screw rod supporting seats; 3-4-screw rod; 3-5-lead screw nuts; 3-6-screw nut fixing plates; 3-7-L shaped brackets; 3-8-slide blocks; 3-9-lifting slide rails; 3-10-motor fixing seats; 3-11-servo driving motor II; 4-a tray support for changing materials; 4-1-a second square frame body; 4-2-guide rails; 4-3-locating pins; 4-4-trapezoidal guide blocks; 5-a tray storage bin; 5-1 parts of a box body; 5-2-runner plates; 5-2-1-sliding grooves; 5-3-V-shaped chute rod; 6-a reloading tray; 7-a tray changing table; 7-1-pin holes; 8-a stop lever assembly; 8-1-limit rods; 8-2-return springs; 8-3-fluctuation wheel.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

The utility model adopts two embodiments to respectively describe because the disc feeder can adopt a full-automatic feeding mode or a semi-automatic feeding mode when facing different feeding amounts.

Embodiment 1, this embodiment provides a fully automatic tray feeder, as shown in fig. 1 to 5, which includes a frame 1, a horizontal conveying mechanism 2, a lifting mechanism 3, a tray support 4, a tray storage box 5, and a plurality of tray 6; the horizontal conveying mechanism 2 is horizontally arranged on the frame 1, the lifting mechanism 3 is vertically arranged on the frame 1, the tray replacing bracket 4 is arranged on the lifting mechanism 3 and moves up and down along the vertical direction of the lifting mechanism 3, the tray storage box 5 is arranged on the tray replacing bracket 4, and the tray outlet end of the tray storage box 5 is arranged towards the side of the horizontal conveying mechanism 2; the plurality of the material changing trays 6 are sequentially inserted into the tray storage box 5 from top to bottom.

Referring to fig. 1 and 2, the frame 1 plays an important role as a backbone of the disc feeder, and connects all mechanisms together so that other modules of the whole machine can cooperate in a consistent manner to complete the service life of the disc feeder; the machine frame 1 comprises a first square frame body 1-1, a horizontal support frame 1-2 and an upper cover 1-3, wherein the upper cover 1-3 is hinged to the top end of the first square frame body 1-1; the horizontal support frame 1-2 is welded on a vertical surface outside the first square frame body 1-1 in a horizontal mode; the horizontal conveying mechanism 2 is arranged on the horizontal support frame 1-2 through a plurality of bolts, and the transmission direction of the horizontal conveying mechanism 2 is vertical to the vertical surface of the horizontal support frame 1-2 arranged on the first square frame body 1-1; the lifting mechanism 3 is arranged on a vertical surface in the first square frame body 1-1 through a plurality of bolts, wherein the vertical surface where the lifting mechanism 3 is positioned is adjacent to or opposite to the vertical surface where the horizontal support frame 1-2 is positioned.

Referring to fig. 3, the horizontal conveying mechanism 2 comprises a bottom plate 2-1, two guide rail mounting battens 2-2, two horizontal guide rails 2-3, a horizontal driving assembly 2-4 and clamping jaws 2-5; the bottom plate 2-1 is arranged on the horizontal support frame 1-2 through bolts, two guide rail installation battens 2-2 are respectively arranged at two ends of the bottom plate 2-1, and each guide rail installation batten 2-2 is provided with a horizontal guide rail 2-3 along the length direction; the horizontal driving component 2-4 is arranged on the upper surface of the bottom plate 2-1 and is positioned in the middle of the two guide rail mounting battens 2-2; the clamping jaw 2-5 moves back and forth along the extending direction of the horizontal guide rail 2-3 through the horizontal driving assembly 2-4.

Further, the horizontal driving assembly 2-4 comprises a motor mounting plate 2-4-1, a servo driving motor 1-4-2, a sliding rail mounting lath 2-4-3, a sliding rail 2-4-4, a synchronous belt 2-4-5, a driving wheel 2-4-6, two tensioning wheels 2-4-7 and four driven wheels 2-4-8; the sliding rail mounting batten 2-4-3 is mounted on the bottom plate 2-1 and is positioned between the two horizontal guide rails 2-3, the sliding rail 2-4-4 is mounted on one side of the sliding rail mounting batten 2-4-3, and the extending direction of the sliding rail 2-4-4 is the same as that of the horizontal guide rail 2-3; the motor mounting plate 2-4-1 is vertically arranged on the bottom plate 2-1 and is positioned on one side of the sliding rail mounting batten 2-4-3, the servo driving motor I2-4-2 is arranged on the motor mounting plate 2-4-1, and the driving shaft of the servo driving motor I2-4-2 is vertical to the sliding rail mounting batten 2-4-3; the driving wheel 2-4-6 is sleeved on a driving shaft of the servo driving motor 2-4-2, wherein two driven wheels 2-4-8 are respectively arranged at two ends of the other side of the sliding rail mounting plate strip 2-4-3, the other two driven wheels 2-4-8 are arranged on the motor mounting plate 2-4-1 and are positioned at the upper positions of two sides of the driving wheel 2-4-6, and the two tensioning wheels 2-4-7 are arranged on the motor mounting plate 2-4-1 and are positioned at the lower positions of two sides of the driving wheel 2-4-6; two ends of the synchronous belt 2-4-5 are respectively sleeved on driven wheels 2-4-8 positioned at two ends of the sliding rail mounting batten 2-4-3, and the middle section of the synchronous belt 2-4-5 respectively bypasses the driving wheel 2-4-6, the two tensioning wheels 2-4-7 and the two driven wheels 2-4-8 mounted on the motor mounting board 2-4-1 to realize tensioning; the clamping jaw 2-5 is arranged on the synchronous belt 2-4-5 and is in sliding connection with the sliding rail 2-4-4.

In the embodiment, the servo driving motor I2-4-2 can ensure the horizontal driving precision, so that the material-changing tray 6 reaches the target position, the whole servo system has high response speed and quick point-to-point positioning, the closed-loop control of the position, the speed and the moment is realized, the precision is quite high, and the problem of repeated precision of manual disc discharging is avoided from the control aspect; the servo driving motor I2-4-2 drives the driving wheel 2-4-6 to rotate, the driving wheel 2-4-6 drives the synchronous belt 2-4-5 to move, and the synchronous belt 2-4-5 drives the clamping jaw 2-5 to move back and forth along the extending direction of the sliding rail 2-4-4.

Referring to fig. 4, the lifting mechanism 3 comprises a vertical mounting plate 3-1, two slide rail fixing plates 3-2, a screw rod supporting seat 3-3, a screw rod 3-4, a screw rod nut 3-5, a screw rod nut fixing plate 3-6, an L-shaped bracket 3-7, two groups of sliding blocks 3-8, two lifting slide rails 3-9, a motor fixing seat 3-10 and a servo driving motor two 3-11; the vertical mounting plate 3-1 is arranged in a first square frame body 1-1 of the frame 1, two slide rail fixing plates 3-2 are respectively arranged on two sides of the vertical mounting plate 3-1, a lifting slide rail 3-9 is arranged on each slide rail fixing plate 3-2, and two ends of a vertical part of the L-shaped bracket 3-7 are respectively connected with the two lifting slide rails 3-9 in a sliding manner through a group of sliding blocks 3-8; the screw rod supporting seat 3-3 and the motor fixing seat 3-10 are longitudinally arranged on the vertical mounting plate 3-1 and are positioned in the middle of the two slide rail fixing plates 3-2; the second servo drive motor 3-11 is arranged on the motor fixing seat 3-10, one end of the screw rod 3-4 is fixedly connected with an output shaft of the second servo drive motor 3-11 through a coupler, and the other end of the screw rod 3-4 is rotatably arranged on the screw rod supporting seat 3-3; the screw nut 3-5 is in threaded connection with the screw 3-4, the screw nut fixing plate 3-6 is sleeved on the screw nut 3-5, and two ends of the screw nut fixing plate 3-6 are respectively arranged at two sides of the top end of the vertical part of the L-shaped bracket 3-7; the material changing tray support 4 is arranged on the horizontal part of the L-shaped support 3-7.

In this embodiment, servo driving motor two 3-11 have the brake function, can prevent that the box from descending and causing the emergence of accident when equipment outage, also can guarantee elevating system 3 in the lift in-process, each material layer of tray bin 5 is in same level with horizontal conveying mechanism, has guaranteed the precision of snatching between clamping jaw and the retooling tray. The servo driving motor II 3-11 drives the screw rod 3-4 to rotate, the screw rod nut 3-5 drives the L-shaped bracket 3-7 to move up and down along the axis direction of the screw rod 3-4 through the screw rod nut fixing plate 3-6, the L-shaped bracket 3-7 drives the reloading tray bracket 4 to move up and down, and the reloading tray bracket 4 changes the position of the reloading tray bracket in the vertical direction through the lifting function of the lifting mechanism 3.

In this embodiment, the number of the sliders 3-8 in each group is two, and the two sliders 3-8 are longitudinally arranged side by side.

Referring to fig. 4, the tray support 4 includes a second square frame 4-1 and two guide rails 4-2, where the two guide rails 4-2 are arranged in the second square frame 4-1 side by side.

Referring to fig. 5, the tray storage box 5 comprises a box body 5-1 with two open ends, two chute plates 5-2 and two V-shaped chute rods 5-3; two sliding groove plates 5-2 are respectively arranged on the inner side walls of two opposite sides of the box body 5-1, a plurality of sliding grooves 5-2-1 are arranged on each sliding groove plate 5-2 from top to bottom in parallel, and the sliding grooves 5-2-1 on the two sliding groove plates 5-2 are arranged in a one-to-one correspondence; a plurality of the material changing trays 6 are inserted into the sliding grooves 5-2-1 of the two sliding groove plates 5-2; the two V-shaped chute rods 5-3 are arranged on the lower surface of the box body 5-1 side by side, and the tray storage box 5 is connected onto the guide rail 4-2 on the refueling tray support 4 in a sliding manner through the V-shaped chute rods 5-3.

Further, the chute plate 5-2 is provided with 20 chutes 5-2-1 from top to bottom, so that the tray storage box 5 can be inserted with 20 reloading trays 6, and a tray element is placed on each reloading tray 6.

Furthermore, two groups of limiting rod assemblies 8 are further arranged on the tray storage box 5, and the two groups of limiting rod assemblies 8 are respectively arranged on the front side and the rear side of the end part of the tray storage box 5; each group of limiting rod assemblies 8 comprises a limiting rod 8-1, a return spring 8-2 and a fluctuation wheel 8-3; the two ends of the limiting rod 8-1 are inwards bent and respectively connected with the upper surface and the lower surface of the tray storage box 5 in a rotating way, one end of the return spring 8-2 is connected to the top end of the limiting rod 8-1, and the other end of the return spring 8-2 is connected to the upper surface of the tray storage box 5; the fluctuation wheel 8-3 is fixedly connected to the position, close to the outer side, of the bottom end of the limiting rod 8-1.

The tray support 4 is provided with a trapezoid guide block 4-4, and the trapezoid guide block 4-4 is arranged at a vertex angle in the second square frame body 4-1 and is positioned at the tail part of the inner side guide rail 4-2.

In this embodiment, a set of stop lever assemblies 8 are respectively disposed on the front and rear sides of the tray storage box 5, so that the reloading tray 6 in the tray storage box 5 cannot slide out or move in a large range during the moving process of the tray storage box 5.

In the embodiment, when the tray storage box 5 is inserted into the tray bracket 4 for changing materials, the side wall of the fluctuation wheel 8-3 at the bottom of the limit rod 8-1 at the upper front end of the tray storage box 5 is abutted against the side wall of the trapezoid guide block 4-4, and in the pushing process of the tray storage box 5, the friction force between the fluctuation wheel 8-3 and the trapezoid guide block 4-4 enables the fluctuation wheel 8-3 to rotate, the fluctuation wheel 8-3 drives the limit rod 8-1 to rotate outwards, the limit blocking effect on the tray 6 is not achieved, and the tray 6 can be pulled out from the outlet end of the tray storage box 5; when the tray storage box 5 is taken out of the reloading tray bracket 4, the limit rod 8-1 returns to the original position under the action of the return spring 8-2.

In the embodiment, a plurality of sensors are also arranged, wherein a pair of concave photoelectric sensors are arranged at the bottom of the lifting mechanism 3, and a lower limit effect is achieved on the tray storage box 5 in the descending process; wherein, two pairs of opposite-shooting photoelectric sensors and an infrared sensor are arranged on the horizontal conveying mechanism 2, and the opposite-shooting sensors are used for detecting the height of materials and preventing the materials from being tidy or standing sideways; the infrared sensor is used for detecting the position of the feeding tray on the track or whether the material changing tray 6 exists.

The working procedure of example 1 is further described below to further demonstrate the working principle and advantages of example 1: the tray storage box 5 filled with the components is inserted on the material changing tray support 4, the tray storage box 5 is conveyed to the lowest part of the frame 1 through the lifting mechanism 3, and the topmost end of the tray storage box 5 is positioned below the horizontal conveying mechanism 2; a servo driving motor II 3-11 in the lifting mechanism 3 drives a screw rod 3-4 to rotate, a screw rod nut 3-5 drives an L-shaped bracket 3-7 to move up and down along the axis direction of the screw rod 3-4 through a screw rod nut fixing plate 3-6, and the L-shaped bracket 3-7 drives a tray storage box 5 to move upwards gradually through a material changing tray bracket 4; when a first layer of material changing tray 6 in the tray storage box 5 and the horizontal conveying mechanism 2 are positioned on the same horizontal plane, a servo driving motor I2-4-2 in the horizontal conveying mechanism 2 drives a driving wheel 2-4-6 to rotate, the driving wheel 2-4-6 drives a synchronous belt 2-4-5 to move, the synchronous belt 2-4-5 drives a clamping jaw 2-5 to move towards the material changing tray 6, the clamping jaw 2-5 clamps the material changing tray 6, and then the material changing tray 6 is conveyed to a material taking position appointed by a machine head by the transmission of the synchronous belt 2-4-5, and two ends of the material changing tray 6 are arranged on two horizontal guide rails 2-3 so as to reduce friction force between the material changing tray 6 and a bottom plate; when the element on the material changing tray 6 is taken away by the material taking mechanism in the next unit, the servo driving motor I2-4-2 reversely rotates and drives the clamping jaw 2-5 to reversely move through the driving wheel 2-4-6 and the synchronous belt 2-4-5 in sequence, and the clamping jaw 2-5 drives the material changing tray 6 to return to the tray storage box 5 and be loosened; the lifting mechanism 3 drives the tray storage box 5 to continuously move upwards for one layer, the clamping jaw 2-5 in the horizontal conveying mechanism 2 drives the second-layer material changing tray 6 to move to the material taking position, after the element on the material changing tray 6 is taken away, the clamping jaw 2-5 drives the material changing tray 6 to return to the tray storage box 5 and release, the above actions are repeated until all the elements in the tray storage box 5 are taken away by the material taking mechanism in the next unit, and the feeding work is completed.

Embodiment 2, the present embodiment provides a semiautomatic tray feeder, which is different from embodiment 1 in that the present embodiment further includes a tray replacing table 7, and the tray replacing table 7 is installed at the top end of the tray replacing bracket 4; specifically, a pin hole 7-1 is formed at one pair of diagonal corners of the tray replacing table 7, a positioning pin 4-3 is mounted at one pair of diagonal corners of the top end of the second square frame body 4-1 in the material-changing tray support 4, and the tray replacing table 7 is sleeved on the positioning pin 4-3 at the top end of the second square frame body 4-1 through the pin hole 7-1.

In this embodiment, a photoelectric sensor is installed below the tray replacing table 7, and is used for detecting whether the tray replacing table 7 is installed on the tray replacing bracket 4 or not, and if any situation occurs, the system can send an alarm to prompt staff, so as to prevent accidents.

In this embodiment, the joint of the horizontal conveying mechanism 2 and the lifting mechanism 3 is provided with a reflective sensor for monitoring whether the tray storage box 5 has the tray 6 for replacing in real time, so as to prevent the problem that the worker does not know that the target layer of the tray storage box 5 has the tray 6 for replacing the tray in the semi-automatic mode and the tray is impacted in the layer.

The working procedure of example 2 is further described below to further demonstrate the working principle and advantages of example 2: when only 1 tray of the tray storage box 5 has materials, the tray replacing table 7 is used for replacing the materials, and the specific material replacing process is as follows: when the components on the first layer of the reloading tray 6 of the tray storage box 5 are taken out, the lifting mechanism 3 can descend the height to the layer of the reloading tray 7, then the empty reloading tray 6 is stably sent to the tray replacing table 7 by the clamping jaw 2-5 in the horizontal conveying mechanism 2, then the empty reloading tray 6 is lifted to the highest position by the lifting mechanism 3, namely, the position of the upper cover 1-3 of the rack in the tray type feeder, at the moment, a sensor detects that the tray replacing table 7 triggers a signal, a buzzer at a prompting lamp of the tray type feeder reminds a worker that the empty reloading tray 6 has reached a designated position, the upper cover 1-3 is opened to take out the empty reloading tray 6, the reloading tray 6 with materials is put on, the upper cover 1-3 is covered, a start key is pressed, the reloading tray 6 with materials is lifted to the plane of the horizontal conveying mechanism 2 by the lifting mechanism 3, the clamping jaw 2-5 in the horizontal conveying mechanism 2 pulls the reloading tray 6 out of the tray replacing table 7 and is conveyed to the designated position of the upper cover 1-3 of the rack in the tray type feeder, the reminding worker has the empty reloading tray 6 reaches the designated position, and the first layer of the tray 2 is opposite to the upper cover 2, and the empty tray 6 is conveyed to the first layer of the empty tray 6 in the tray storage box 2.

When a small amount of multi-tray material exists in the tray storage box 5, after the elements on the N-th layer of the material changing tray 6 of the tray storage box 5 are taken out, the lifting mechanism 3 can lower the height to the tray changing table 7 layer, then the empty material changing tray 6 is stably conveyed to the tray changing table 7 by the clamping jaw 2-5 in the horizontal conveying mechanism 2, then the lifting mechanism 3 is lifted to the upper cover 1-3 of the frame, a worker opens the upper cover 1-3 to take out the empty material changing tray 6, the material changing tray 6 with the material is placed, the upper cover 1-3 is covered, the start key is pressed, the material changing tray 6 with the material is lifted to the plane of the horizontal conveying mechanism 2 by the lifting mechanism 3, the material changing tray 6 is pulled out of the tray changing table 7 by the clamping jaw 2-5 in the horizontal conveying mechanism 2 and is conveyed to the material taking position appointed by the machine head, the lifting mechanism 3 is lifted until the N-th layer of the tray storage box 5 is opposite to the horizontal conveying mechanism 2, the empty material changing tray 6 is conveyed to the N-th layer of the tray storage box 5 alternately, and all the materials are circulated until all the material is completely taken out.

Although the utility model herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present utility model. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present utility model as defined by the appended claims. It should be understood that the different dependent claims and the features described herein may be combined in ways other than as described in the original claims. It is also to be understood that features described in connection with separate embodiments may be used in other described embodiments.

Claims (10)

1. An automatic change disk feeder, its characterized in that: the device comprises a frame (1), a horizontal conveying mechanism (2), a lifting mechanism (3), a material changing tray support (4), a tray storage box (5) and a plurality of material changing trays (6); the horizontal conveying mechanism (2) is horizontally arranged on the frame (1), the lifting mechanism (3) is vertically arranged on the frame (1), the material changing tray support (4) is arranged on the lifting mechanism (3) and moves up and down along the vertical direction of the lifting mechanism (3), the tray storage box (5) is arranged on the material changing tray support (4), and the tray outlet end of the tray storage box (5) is arranged towards the side of the horizontal conveying mechanism (2); the plurality of the material changing trays (6) are sequentially inserted into the tray storage box (5) from top to bottom.

2. An automated tray feeder as claimed in claim 1, wherein: the machine frame (1) comprises a first square frame body (1-1), a horizontal support frame (1-2) and an upper cover (1-3), wherein the upper cover (1-3) is hinged to the top end of the first square frame body (1-1); the horizontal support frame (1-2) is horizontally arranged on a vertical surface outside the first square frame body (1-1); the horizontal conveying mechanism (2) is arranged on the horizontal support frame (1-2), and the conveying direction of the horizontal conveying mechanism (2) is perpendicular to the vertical surface of the horizontal support frame (1-2) on the first square frame body (1-1); the lifting mechanism (3) is arranged on a vertical surface in the first square frame body (1-1), wherein the vertical surface where the lifting mechanism (3) is positioned is adjacent to or opposite to the vertical surface where the horizontal support frame (1-2) is positioned.

3. An automated tray feeder as claimed in claim 2, wherein: the horizontal conveying mechanism (2) comprises a bottom plate (2-1), two guide rail mounting battens (2-2), two horizontal guide rails (2-3), a horizontal driving assembly (2-4) and clamping jaws (2-5); the bottom plate (2-1) is arranged on the horizontal support frame (1-2), two guide rail installation battens (2-2) are respectively arranged at two ends of the bottom plate (2-1), and each guide rail installation batten (2-2) is provided with a horizontal guide rail (2-3) along the length direction of the guide rail installation batten; the horizontal driving assembly (2-4) is arranged on the upper surface of the bottom plate (2-1) and is positioned in the middle of the two guide rail mounting battens (2-2); the clamping jaw (2-5) moves back and forth along the extending direction of the horizontal guide rail (2-3) through the horizontal driving component (2-4).

4. An automated tray feeder according to claim 3, wherein: the horizontal driving assembly (2-4) comprises a motor mounting plate (2-4-1), a servo driving motor I (2-4-2), a sliding rail mounting lath (2-4-3), a sliding rail (2-4-4), a synchronous belt (2-4-5), a driving wheel (2-4-6), two tensioning wheels (2-4-7) and four driven wheels (2-4-8); the sliding rail mounting plate strip (2-4-3) is mounted on the bottom plate (2-1) and is positioned between the two horizontal guide rails (2-3), the sliding rail (2-4-4) is mounted on one side of the sliding rail mounting plate strip (2-4-3), and the extending direction of the sliding rail (2-4-4) is the same as that of the horizontal guide rail (2-3); the motor mounting plate (2-4-1) is vertically arranged on the bottom plate (2-1) and is positioned on one side of the sliding rail mounting batten (2-4-3), the servo driving motor I (2-4-2) is arranged on the motor mounting plate (2-4-1), and the driving shaft of the servo driving motor I (2-4-2) is perpendicular to the sliding rail mounting batten (2-4-3); the driving wheel (2-4-6) is sleeved on the driving shaft of the servo driving motor I (2-4-2), wherein two driven wheels (2-4-8) are respectively arranged at two ends of the other side of the sliding rail mounting plate strip (2-4-3), the other two driven wheels (2-4-8) are arranged on the motor mounting plate (2-4-1) and are positioned at the upper positions of two sides of the driving wheel (2-4-6), and the two tensioning wheels (2-4-7) are arranged on the motor mounting plate (2-4-1) and are positioned at the lower positions of two sides of the driving wheel (2-4-6); two ends of the synchronous belt (2-4-5) are respectively sleeved on driven wheels (2-4-8) at two ends of the sliding rail mounting batten (2-4-3), and the middle section of the synchronous belt (2-4-5) respectively bypasses the driving wheel (2-4-6), two tensioning wheels (2-4-7) and two driven wheels (2-4-8) mounted on the motor mounting board (2-4-1) to realize tensioning; the clamping jaw (2-5) is arranged on the synchronous belt (2-4-5) and is in sliding connection with the sliding rail (2-4-4).

5. An automated tray feeder as claimed in claim 2, wherein: the lifting mechanism (3) comprises a vertical mounting plate (3-1), two slide rail fixing plates (3-2), a screw rod supporting seat (3-3), a screw rod (3-4), a screw rod nut (3-5), a screw rod nut fixing plate (3-6), an L-shaped bracket (3-7), two groups of sliding blocks (3-8), two lifting slide rails (3-9), a motor fixing seat (3-10) and a servo driving motor II (3-11); the vertical mounting plate (3-1) is arranged in a first square frame body (1-1) of the frame (1), two slide rail fixing plates (3-2) are respectively arranged on two sides of the vertical mounting plate (3-1), each slide rail fixing plate (3-2) is provided with a lifting slide rail (3-9), and two ends of the vertical part of the L-shaped bracket (3-7) are respectively connected with the two lifting slide rails (3-9) in a sliding manner through a group of sliding blocks (3-8); the screw rod supporting seat (3-3) and the motor fixing seat (3-10) are longitudinally arranged on the vertical mounting plate (3-1) and are positioned in the middle of the two sliding rail fixing plates (3-2); the second servo drive motor (3-11) is arranged on the motor fixing seat (3-10), one end of the screw rod (3-4) is fixedly connected with an output shaft of the second servo drive motor (3-11), and the other end of the screw rod (3-4) is rotatably arranged on the screw rod supporting seat (3-3); the screw nut (3-5) is in threaded connection with the screw (3-4), the screw nut fixing plate (3-6) is sleeved on the screw nut (3-5), and two ends of the screw nut fixing plate (3-6) are respectively arranged at two sides of the top end of the vertical part of the L-shaped bracket (3-7); the material changing tray support (4) is arranged on the horizontal part of the L-shaped support (3-7).

6. An automated tray feeder as claimed in claim 1, wherein: the material changing tray bracket (4) comprises a second square bracket body (4-1) and two guide rails (4-2), and the two guide rails (4-2) are arranged in the second square bracket body (4-1) side by side;

the tray storage box (5) comprises a box body (5-1) with two open ends, two chute plates (5-2) and two V-shaped chute rods (5-3); two sliding groove plates (5-2) are respectively arranged on the inner side walls of two opposite sides of the box body (5-1), a plurality of sliding grooves (5-2-1) are formed in each sliding groove plate (5-2) from top to bottom in parallel, and the sliding grooves (5-2-1) on the two sliding groove plates (5-2) are arranged in a one-to-one correspondence; a plurality of material changing trays (6) are inserted into sliding grooves (5-2-1) of the two sliding groove plates (5-2); the two V-shaped chute rods (5-3) are arranged on the lower surface of the box body (5-1) side by side, and the tray storage box (5) is connected onto the guide rail (4-2) on the reloading tray support (4) in a sliding manner through the V-shaped chute rods (5-3).

7. An automated tray feeder according to claim 6, wherein: two groups of limiting rod assemblies (8) are further arranged on the tray storage box (5), and the two groups of limiting rod assemblies (8) are respectively arranged on the front side and the rear side of the end part of the tray storage box (5); each group of limiting rod assemblies (8) comprises a limiting rod (8-1), a return spring (8-2) and a wave wheel (8-3); the two ends of the limiting rod (8-1) are inwards bent and are respectively connected with the upper surface and the lower surface of the tray storage box (5) in a rotating way, one end of the return spring (8-2) is connected to the top end of the limiting rod (8-1), and the other end of the return spring (8-2) is connected to the upper surface of the tray storage box (5); the wave wheel (8-3) is fixedly connected to the position, close to the outer side, of the bottom end of the limiting rod (8-1);

the tray support (4) is provided with a trapezoid guide block (4-4), and the trapezoid guide block (4-4) is arranged at a vertex angle in the second square frame body (4-1) and is positioned at the tail part of the inner side guide rail (4-2).

8. An automated tray feeder according to claim 6, wherein: the tray feeder also comprises a tray replacing table (7), wherein the tray replacing table (7) is arranged at the top end of the tray replacing bracket (4).

9. An automated tray feeder according to claim 8, wherein: one pair of diagonal corners of the tray replacing table (7) are respectively provided with a pin hole (7-1), one pair of diagonal corners of the top end of the second square frame body (4-1) in the material-changing tray support (4) are respectively provided with a locating pin (4-3), and the tray replacing table (7) is sleeved on the locating pin (4-3) at the top end of the second square frame body (4-1) through the pin holes (7-1).

10. An automated tray feeder as claimed in claim 9, wherein: the disc type feeder is also provided with a plurality of sensors; wherein, a pair of concave photoelectric sensors are arranged at the bottom of the lifting mechanism (3) and play a role in limiting the tray storage box (5) downwards in the descending process; wherein, two pairs of opposite-shooting photoelectric sensors and an infrared sensor are arranged on the horizontal conveying mechanism (2), and the opposite-shooting photoelectric sensors are used for detecting the height of materials and preventing the materials from being tidily placed or standing sideways; the infrared sensor is used for detecting the position of the feeding tray on the track or whether the feeding tray (6) exists; a photoelectric sensor is arranged below the tray replacing table (7) and used for detecting whether the tray replacing table (7) is installed on the tray replacing bracket (4) or not, and the tray replacing table is abnormally placed.