CN219585139U - Rotary positioning feed bin mechanism - Google Patents

Abstract

The utility model relates to a rotary positioning bin mechanism, which includes a rotary mechanism, a tray mechanism, a lifting mechanism, a workbench and an electromagnetic induction switch. The rods are the same height. The advantages are ingenious design, reasonable and compact structure, one side of the workbench is designed as a loading station, and the other side is a reclaiming station, and the tray mechanism is designed in four groups, with two groups on each side corresponding to one station, and one pair of feeding stations The two tray mechanisms on one side are filled with aluminum pots to be processed, and then the chain rotates to drive the tray mechanism to rotate 180 degrees and transport it to the pick-up station. The manipulator uses a suction cup to suck one by one from the tray mechanism. The lifting tray is pushed upwards in sequence, and the lifting servo motor is precisely controlled. At the same time, the electromagnetic induction switch always senses that there is an aluminum pot at the position to be picked up, and the robot picks up the materials in sequence to improve work efficiency.

Description

A Rotary Positioning Bin Mechanism

technical field

The utility model relates to the field of production and processing of an aluminum pot 7, in particular to a mechanism for rotating and positioning a material bin.

Background technique

The current robot replaces the manual feeding mechanism for polishing aluminum pots. Generally, the conveyor belt is used to transport the aluminum pot workpiece, and then it is placed on the positioning mechanism by the grabbing and transferring mechanism for the robot to pick up and polish the material. However, the conveyor belt only The aluminum pots can be transferred to the positioning mechanism one by one. Since the working time of the grinding workstation is much longer than that of the previous production process, the production rhythm of each process in the assembly line is seriously unbalanced, resulting in low production efficiency; There will be vibration in the middle of the pot, and they are prone to bumping against each other. Sometimes the pot ears with burrs on the spout will scratch the surface of the other pot. When the scratches are serious, they cannot be repaired and will be scrapped.

Contents of the invention

In order to solve the above-mentioned technical problems, the utility model proposes a rotary positioning bin mechanism, which is ingenious in design, reasonable and compact in structure, easy to use, and improves work efficiency.

Technical scheme of the utility model:

A rotary positioning bin mechanism, which includes a rotary mechanism, a tray mechanism, a lifting mechanism, a worktable and an electromagnetic induction switch. The rotary mechanism includes an epicyclic servo motor, a main sprocket, a driven sprocket, and a chain. The top of the worktable is close to both sides The middle position is respectively installed with a main sprocket and a driven sprocket for rotation, and a chain is surrounded on the outside of the main sprocket and the driven sprocket. The epicyclic servo motor is installed under the workbench and the upper end of the epicyclic servo motor is driven to connect with the main sprocket; There are four sets of pallet mechanisms, and two sets of pallet mechanisms are installed on the front and rear sides of the chain, and the two sets of pallet mechanisms are symmetrical to each other. The lower side is fixedly installed on the chain, and three swing arms are installed horizontally on the moving tray. Three waist-shaped holes are designed on the lifting tray, and the three waist-shaped holes are evenly spaced on the lifting tray. The design angles of the three waist-shaped holes are the same and the waist-shaped holes are inclined; the lifting tray passes through three The waist-shaped holes are set one by one on the three guide rods; a central round block is installed in the middle of the moving tray, and a round hole is designed in the middle of the lifting tray. The upper end of the central round block is designed as a spherical surface with a larger diameter than the round hole of the lifting tray. Inner diameter, the lifting tray is rotatably supported by the central round block to match the bottom of the round hole; the lifting mechanism includes a lifting servo motor, a screw rod, a screw nut, a slider, a ejector rod, a connecting plate, a top block and a vertical plate, and the vertical plate is installed vertically on the Under the workbench, a lifting servo motor is installed on the lower end of one side of the vertical plate. The upper end of the lifting servo motor rotates to drive the lower end of the connecting screw. The upper end of the screw rod is installed on the upper end of the vertical plate. Install the middle of the slider, and a connecting plate is fixedly installed under the slider near the outside, and a push rod is installed on both sides of the connecting plate, and a top block is installed after the upper end of the push rod slides through the workbench, and the two top blocks are respectively located on the two sides of the mobile tray The two top blocks are located on both sides of the lifting tray; the electromagnetic induction switch is installed on the workbench above the lifting mechanism, and the installation height of the electromagnetic induction switch is the same as the height of the guide rod.

The electromagnetic induction switch is installed on the workbench through a pole, and the pole is located on the inner side of the chain, the lower end of the pole is fixed on the workbench through the bottom plate, a fixed block is installed on the upper end of the pole, and a round hole is designed on one side of the fixed block And there is a gap on the outside of the round hole. There are horizontal fixing holes on both sides of the fixing block at the gap. The other side of the fixing block is designed to install an L-shaped plate. The horizontal plate of the L-shaped plate is installed on the fixing block. The L-shaped plate A through hole is opened in the middle of the vertical plate, and the electromagnetic induction switch is horizontally installed in the through hole.

The mobile pallet is designed as a rectangular plate, the lifting pallet is designed as a circular plate, the diameter of the lifting pallet is larger than the width of the mobile pallet, and the diameter of the lifting pallet is smaller than the length of the mobile pallet; The outer side of the long side and the two top blocks are respectively located under the plate on the outer side of the long side of the lifting tray protruding from the moving tray.

Several universal balls are also designed on the workbench, and several universal balls are installed on the workbench to form two ring-shaped ball tables. The two ring-shaped ball tables are one large and one small, and the two ring-shaped ball tables are located outside the chain. The following is located above the two ring-shaped ball tables.

The utility model has the advantages of ingenious design, reasonable and compact structure, and can place dozens of aluminum pots on the lifting tray at one time, and the position is limited by three guide rods. One side of the workbench is designed as a feeding station, and the other side It is the reclaiming station, and the tray mechanism is designed in four groups, and each side of the two groups corresponds to a station. The two tray mechanisms on the side of the loading station can be filled with aluminum pots to be processed at one time, and then the chain rotates to drive the tray mechanism. Rotate 180 degrees and transport to the pick-up station. The manipulator can use the suction cup to suck one by one from the tray mechanism, and the lifting tray is pushed up one by one through the lifting mechanism. The lifting servo motor is precisely controlled, and at the same time, the electromagnetic induction switch always senses to be picked up. There is an aluminum pot in the position, and the manipulator takes the materials in sequence to realize automatic connection, save time, reduce labor intensity, and improve work efficiency.

Description of drawings

Fig. 1 is the schematic diagram of the utility model.

Fig. 2 is a top view of the utility model.

Fig. 3 is a partially enlarged view of the utility model.

Fig. 4 is a schematic diagram of the hidden lifting tray of the tray mechanism of the present invention.

Fig. 5 is a schematic diagram of the lifting mechanism of the present invention.

Implementation

With reference to accompanying drawings 1-5, a kind of rotating positioning bin mechanism, it comprises rotating mechanism 1, tray mechanism 2, lifting mechanism 3, workbench 4 and electromagnetic induction switch 5, and rotating mechanism 1 comprises epicyclic servo motor 11, main sprocket 12. The driven sprocket 13 and the chain 14. The main sprocket 12 and the driven sprocket 13 are mounted on the top of the workbench 4 near the middle of the two sides, and the main sprocket 12 and the driven sprocket 13 are surrounded by chains. 14. The turnover servo motor 11 is installed under the workbench 4 and the upper end of the turnover servo motor 11 is driven and connected to the main sprocket 12; the tray mechanism 2 is designed to have four groups, and two sets of tray mechanisms 2 are respectively installed on the front and rear sides of the chain 14. Two sets of tray mechanisms 2 are symmetrical to each other. The tray mechanism 2 includes a moving tray 21, a lifting tray 22, a guide rod 23, a swing arm 24, and a central round block 25. The lower side of the moving tray 21 is fixedly installed on the chain 14, and the moving tray 21, three swing arms 24 are horizontally installed, and one end of the three swing arms 24 is mounted on the mobile tray 21 in rotation, and the three swing arms 24 are evenly spaced, and a vertical guide rod 23 is installed on the other ends of the three swing arms 24. , three waist-shaped holes 221 are designed on the lifting tray 22, and the three waist-shaped holes 221 are evenly spaced on the lifting tray 22. The design angles of the three waist-shaped holes 221 are the same and the waist-shaped holes 221 are designed to be inclined; the lifting tray 22 Through the three waist-shaped holes 221, they are set one by one on the three guide rods 23; a central round block 25 is installed in the middle of the moving tray 21, a round hole is designed in the middle of the lifting tray 22, and the upper end of the central round block 25 is designed as a spherical surface. And the diameter of the spherical surface is greater than the inner diameter of the round hole of the lifting tray 22, and the lifting tray 22 is rotatably supported by the center circle block 25 to match the bottom of the round hole; Ejector 35, connecting plate 36, top block 37 and vertical plate 39, vertical plate 39 is vertically installed below the workbench 4, vertical plate 39 side lower end is equipped with lifting servo motor 31, and the upper end of lifting servo motor 31 rotates and drives the connecting screw rod The lower end of 32, screw mandrel 32 upper end rotations are installed on vertical plate 39 upper ends, and screw mandrel 32 middle rotations are installed with screw nut 33, and screw nut 33 outsides are fixedly installed in the middle of slide block 34, and slide block 34 below is fixedly installed with connecting plate 36 near the outside A push rod 35 is respectively installed on both sides of the connecting plate 36, and a top block 37 is installed after the upper end of the push rod 35 slides through the workbench 4. Both sides below the lifting tray 22; the electromagnetic induction switch 5 is installed on the workbench 4 above the lifting mechanism 3 and the installation height of the electromagnetic induction switch 5 is the same as the height of the guide rod 23. The sliding block is installed on the sliding rail under the sliding block, and the sliding rail is installed on the side of the vertical plate, and the sliding block and sliding rail are slidingly matched.

As shown in Figure 3 and Figure 4, the inclination angles of the three waist-shaped holes are designed to be 15-18° between the waist-shaped holes themselves and the straight line passing through the outer center of the waist-shaped holes and the center of the lifting tray. The swing arm is designed in arc shape.

The electromagnetic induction switch 5 is installed on the workbench 4 through the vertical rod 51, and the vertical rod 51 is positioned at the inner side of the chain 14, the lower end of the vertical rod 51 is fixed on the workbench 4 through the bottom plate 52, and the upper end of the vertical rod 51 is equipped with a fixed block 53, a round hole is designed on one side of the fixed block 53 and there is a gap outside the round hole, horizontal fixing holes are provided on both sides of the fixed block 53 at the gap, and an L-shaped plate 54 is designed and installed on the other side of the fixed block 53, L The horizontal plate of template 54 is installed on the fixed block 53, and there is a through hole in the middle of the vertical plate of L-shaped plate 54, and the electromagnetic induction switch 5 is horizontally installed in the through hole.

The mobile pallet 21 is designed as a rectangular plate, and the lifting pallet 22 is designed as a circular plate. The diameter of the lifting pallet 22 is greater than the width of the mobile pallet 21, and the diameter of the lifting pallet 22 is less than the length of the mobile pallet 21; The blocks 37 are respectively located outside the long sides of the moving pallet 21 and the two top blocks 37 are respectively located below the plates of the elevating pallet 22 protruding outside the long sides of the moving pallet 21 .

Some universal balls 6 are also designed above the workbench 4, and some universal balls 6 are installed on the workbench 4 to form two ring-shaped ball tables. 14 outsides, below the mobile tray 21 is located above the two ring-shaped ball tables.

The utility model adopts a rotating positioning bin mechanism, which can not only satisfy the continuous acquisition of aluminum pot workpieces by the robot grinding workstation, but also allow all aluminum pot workpieces to be directly and automatically transferred to the same initial positioning point for precise grasping by the robot gripper Pick. Moreover, it is compatible with aluminum pot workpieces of different sizes.

The working principle of the utility model is as follows: the utility model is also designed with a PLC controller, the PLC controller controls and connects the rotating servo motor, the lifting servo motor and the electromagnetic induction switch, and there are follow-up robots (manipulators), etc. The utility model is briefly described , this is the existing technology to realize automatic control; the aluminum pot 7 first drops ten aluminum pots 7 into the lifting tray through other mechanisms or manually, and then sends a signal to the turnover servo motor to rotate to drive the sprocket and chain and The lifting tray installed on the chain rotates together. When it reaches the predetermined position of the industrial robot, the lifting servo motor signal is given to drive the ejector rod and the top block to lift upwards. The two top blocks lift the lifting tray and precisely control the aluminum pots 7 to rise one by one. , after the electromagnetic induction switch senses the aluminum pot 7, the aluminum pot 7 reaches the initial positioning point, and at the same time sends a signal for the industrial robot to grab, that is, the entire rotating positioning bin completes the entire work. At the same time: when the lifting tray is used for pots of different sizes, it is only necessary to adjust the guide rod to shrink or expand in the waist-shaped hole of the lifting tray.

Advantages of the utility model

1. The utility model can ensure compatibility with aluminum pots 7 of different sizes through the reciprocating movement of the guide rod installed on the lifting tray in the waist-shaped hole;

2. The utility model drives the lifting tray to move up and down through the precise control of the lifting servo motor by PLC, so as to ensure that after the last aluminum pot workpiece is taken away by the robot gripper, the next aluminum pot workpiece rises to the same initial positioning point in time, so that the The grinding workstation can work continuously;

3. The silo mechanism of the utility model can accommodate dozens of aluminum pots 7 at the same time, so that the aluminum pot workpieces after the previous process can be fed intensively, so that the production line will not have to wait for work, which can greatly improve Productivity of the entire plant;

4. The utility model adopts 4 pallet mechanisms to stack the multi-layer aluminum pot workpieces and rotate them circularly, instead of the linear conveyor belt for single queuing transportation, which greatly saves the occupied space, makes the utilization rate of the production site higher, and the products are shared The cost is lower; the rotary servo motor can accurately rotate and transport the tray mechanism to the loading position according to the instruction, that is, above the lifting mechanism, so as to ensure that the electromagnetic induction switch can detect the aluminum pot;

5. The utility model allows the transportation and positioning of aluminum pot workpieces in one go through rotation and up-and-down three-dimensional movement, and there is no need to realize the transfer mechanism between transportation and positioning, so that the structure is more compact and the transportation and positioning effect is better;

6. The aluminum pot workpiece of the utility model will not collide during transportation and positioning, resulting in damage to the appearance, thereby improving product quality and reducing the cost of scrap materials.

Claims (4)

1. A rotary positioning feed bin mechanism is characterized in that it comprises a rotary mechanism, a pallet mechanism, a lifting mechanism, a workbench and an electromagnetic induction switch, and the rotary mechanism comprises an epicyclic servo motor, a main sprocket wheel, a driven sprocket wheel, and a chain, The main sprocket and the driven sprocket are installed on the top of the workbench near the middle of the two sides for corresponding rotation. The outside of the main sprocket and the driven sprocket are surrounded by chains. The epicyclic servo motor is installed under the workbench and the upper end of the epicyclic servo motor is driven and connected The main sprocket; the pallet mechanism is designed with four groups, and two groups of pallet mechanisms are respectively installed on the front and rear sides of the chain, and the front and rear two groups of pallet mechanisms are symmetrical to each other. The pallet mechanism includes a moving pallet, a lifting pallet, a guide rod, a swing arm and The center round block, the lower side of the moving tray is fixedly installed on the chain, and there are three swing arms installed horizontally on the moving tray. A vertical guide rod is installed on the other end, and three waist-shaped holes are designed on the lifting tray, and the three waist-shaped holes are evenly spaced on the lifting tray, and the design angles of the three waist-shaped holes are the same and the waist-shaped holes are designed to be inclined The lifting tray is respectively set one by one on the three guide rods through three waist-shaped holes; a central round block is installed in the middle of the moving tray, and a round hole is designed in the middle of the lifting tray. The upper end of the central round block is designed as a spherical surface with a spherical diameter Larger than the inner diameter of the round hole of the lifting tray, the lifting tray is rotatably supported by the center circle to fit under the round hole; the lifting mechanism includes a lifting servo motor, a screw, a nut, a slider, a push rod, a connecting plate, a top block and a vertical plate , the vertical plate is installed vertically under the workbench, the lower end of one side of the vertical plate is installed with a lifting servo motor, the upper end of the lifting servo motor rotates and drives the lower end of the connecting screw rod, the upper end of the screw rod is rotated and installed on the upper end of the vertical plate, and a wire is installed in the middle of the screw rod The outer side of the nut and the screw nut are fixedly installed in the middle of the slider, and a connecting plate is fixedly installed under the slider near the outer side. A push rod is installed on both sides of the connecting plate, and a top block is installed after the upper end of the push rod slides through the workbench. They are respectively located on both sides of the moving tray and the two top blocks are located on both sides below the lifting tray; the electromagnetic induction switch is installed on the workbench above the lifting mechanism and the installation height of the electromagnetic induction switch is the same as the height of the guide rod. 2. A rotary positioning bin mechanism according to claim 1, characterized in that the electromagnetic induction switch is installed on the workbench through a vertical rod, and the vertical rod is located inside the chain, and the lower end of the vertical rod is fixed by the bottom plate On the workbench, a fixed block is installed on the upper end of the pole. A round hole is designed on one side of the fixed block and there is a gap outside the hole. There are horizontal fixed holes on both sides of the fixed block at the gap, and a design on the other side of the fixed block. An L-shaped plate is installed, the horizontal plate of the L-shaped plate is installed on the fixed block, a through hole is opened in the middle of the vertical plate of the L-shaped plate, and the electromagnetic induction switch is horizontally installed in the through hole. 3. A kind of rotary positioning bin mechanism according to claim 1, characterized in that, the moving tray is designed as a rectangular plate, the lifting tray is designed as a circular plate, the diameter of the lifting tray is greater than the width of the moving tray, and The diameter of the lifting tray is smaller than the length of the moving tray; the two top blocks are respectively located outside the long sides of the moving tray and the two top blocks are respectively located under the plates of the lifting tray extending outside the long sides of the moving tray. 4. A kind of rotary positioning bin mechanism according to claim 1, characterized in that, a number of universal balls are also designed on the described workbench, and a plurality of universal balls are installed on the workbench to form two ring-shaped ball tables, The two ring-shaped ball tables are one large and one small, and the two ring-shaped ball tables are located outside the chain, and the lower part of the moving tray is located above the two ring-shaped ball tables.