Automatic material supplementing device and automatic screw locking machine

Abstract

The utility model discloses an automatic material supplementing device and an automatic screw locking machine. The automatic material supplementing device comprises a material bin and a material disc. The stock bin is used for storing screws; the material disc is used for placing screws grabbed by a grabbing assembly of the automatic screw locking machine, in the vertical direction perpendicular to the horizontal plane, the material disc is located below the material bin, a conveying bridge is arranged between the material bin and the material disc, and the conveying bridge is used for bearing the screws in the material bin and conveying the screws into the material disc; a first driving assembly connected with the conveying bridge is arranged below the conveying bridge, a second driving assembly connected with the conveying bridge is correspondingly arranged below the material disc, and the first driving assembly and the second driving assembly are independent of each other and can drive the conveying bridge and / or the material disc to vibrate. Compared with the prior art, the automatic feeding device has the advantages that the screws can be automatically fed as required, and meanwhile, the positions of the screws on the charging tray can be changed, so that the screws are more easily grabbed.

Description

TECHNICAL FIELD

[0001] The utility model relates to an automatic material supplementing device and automatic screw locking machine belong to automatic screw locking equipment field. BACKGROUND

[0002] The existing automatic screw locking machine usually puts the screw into the robot, realizes the screw locking operation of the screw machine at different positions through the movement of the robot, and guarantees the flexibility of the screw locking position. However, the number of screws that can be put into the robot is limited, which cannot supplement the screws during use, and manual placement is required after the screws are used up, which undoubtedly affects the production efficiency and also wastes labor.

[0003] Therefore, it is necessary to improve the existing automatic screw locking machine to solve the above problems. SUMMARY

[0004] To solve the above technical problems, the utility model provides an automatic material supplementing device, which can automatically supplement screws and change the positions of the screws on the tray, so that the screws are easier to be grabbed.

[0005] The technical scheme of the utility model is:

[0006] An automatic material supplementing device for an automatic screw locking machine comprises:

[0007] A stock bin for storing screws;

[0008] A tray for placing screws to be grabbed by a grabbing assembly of the automatic screw locking machine, wherein the tray is located below the stock bin in a vertical direction perpendicular to a horizontal plane, and a transport bridge is arranged between the stock bin and the tray, the transport bridge is used for receiving the screws in the stock bin and transporting the screws to the tray.

[0009] The bottom of the transport bridge is provided with a first driving assembly connected thereto, and the bottom of the tray is provided with a second driving assembly connected thereto, the first driving assembly and the second driving assembly are independent of each other and can drive the transport bridge and / or the tray to vibrate, respectively.

[0010] As a further improvement of the utility model, the top of the second driving assembly is recessed with a receiving groove, and a plurality of receiving holes for receiving the screws are arranged on the tray, the tray covers the receiving groove completely in a vertical direction perpendicular to the horizontal plane, and the receiving holes and the receiving groove are in communication with each other.

[0011] As a further improvement of the utility model, the bottom of the second driving assembly is provided with at least four driving motors, the driving motor is configured to drive the second driving assembly to vibrate up and down, in turn drive the tray to vibrate up and down, so that at least part of the screws on the tray is inserted into the receiving groove from the receiving hole.

[0012] As a further improvement of the utility model, the transport bridge comprises a transport ramp extending from the hopper to the tray, and a baffle extending from opposite sides of the transport ramp in the same direction, a transport channel is formed between the two baffles and the transport ramp, and the hopper is at least partially assembled in the transport channel.

[0013] As a further improvement of the utility model, the transport bridge further comprises a connecting plate extending towards the first driving assembly, the connecting plate is provided with two and opposite to the extension direction of the baffle, the first driving assembly comprises a vibration motor, and the vibration motor is configured to drive the screw to move along the transport ramp to the tray by vibration.

[0014] The utility model also provides an automatic screw locking machine, comprising:

[0015] The workbench is provided with a vertically extending partition plate to divide the workbench into a work area and a feeding area.

[0016] The automatic feeding device is provided on the workbench, the partition plate is provided with a perforation, and the transport bridge partially penetrates the perforation to transport the screws in the hopper in the feeding area to the tray in the work area.

[0017] As a further improvement of the utility model, the automatic screw locking machine further comprises a grabbing assembly in the work area, the grabbing assembly comprises a base body in the work area and a driving arm rotatable relative to the base body, and the tray is located in the rotation range of the driving arm.

[0018] As a further improvement of the utility model, the automatic screw locking machine further comprises a part replacement area in the work area, at least two suction nozzles are arranged in the part replacement area, the end of the driving arm is provided with a grabbing part, the grabbing part is configured to rotate to the part replacement area and be connected with any suction nozzle, and the suction nozzle is used for sucking the screws on the tray.

[0019] As a further improvement of the utility model, the partition plate has a center line perpendicular to the workbench, the perforation is provided with two and located on both sides of the center line respectively, and the automatic feeding device is also provided with two correspondingly.

[0020] As a further improvement of the present application, the automatic screw locking machine further comprises a display located above the material bin, and a control button located beside the display, and a fan is further arranged on the partition plate on the side facing the display, and the fan is used for heat dissipation of the display.

[0021] The automatic material supplementing device of the present application can drive the transport bridge and / or the material tray to vibrate through the first driving assembly and the second driving assembly, so that the screws in the transport bridge are transported to the material tray, and the screws in the material tray are vibrated to change positions, thereby facilitating the grasping assembly to grasp the screws. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a structural schematic diagram of the automatic screw locking machine according to the preferred embodiment of the present application.

[0023] Figure 2 is Figure 1 is a structural schematic diagram of the automatic screw locking machine according to the preferred embodiment of the present application.

[0024] Figure 3 is Figure 2 is a structural schematic diagram of the automatic screw locking machine according to the preferred embodiment of the present application.

[0025] Figure 4 is Figure 1 is a structural schematic diagram of the automatic material supplementing device according to the preferred embodiment of the present application.

[0026] Figure 5 is Figure 4 is a structural schematic diagram of the automatic material supplementing device according to the preferred embodiment of the present application. DETAILED DESCRIPTION

[0027] In order to more clearly understand the technical means of the present application, and can be implemented according to the content of the specification, the following specific embodiments of the present application are further described in detail, the following examples are used to illustrate the present application, but not to limit the scope of the present application.

[0028] Please refer to Figures 1 to 5The utility model discloses an automatic screw locking machine 100, including work table 1 and setting on the work table 1 snatch subassembly 2, change spare area 3, automatic material supplement device 4 and lock platform 5. When using, snatch subassembly 2 first snatch the suction nozzle 31 on change spare area 3, and it is fixed in the end of snatch subassembly 2, and then adsorb the screw on automatic material supplement device 4, and it is moved to the top of lock platform 5, to lock the workpiece on lock platform 5 and carry out. Preferably, change spare area 3 can be equipped with a plurality of suction nozzles 31, and the plurality of suction nozzles 31 can be the same specification, also can be different specifications.

[0029] The workbench 1 is equipped with the vertically extending baffle 6, to divide the workbench 1 into the work area 11 and the feeding area 12, snatch subassembly 2, change spare area 3 and lock platform 5 are located in the work area 11, the baffle 6 is equipped with the perforation 61, and the automatic material supplement device 4 partially passes through the perforation 61 to be partially located in the work area 11, and another part is located in the feeding area 12.

[0030] The perforation 61 can be selectively provided with one or two, and the baffle 6 has a center line perpendicular to the workbench 1, the perforation 61 is provided with two and is located on the two sides of the center line respectively, and the automatic material supplement device 4 is also provided with two. Of course, the automatic material supplement device 4 can also be provided with only one, which can be adjusted according to the actual situation.

[0031] The snatch subassembly 2 includes a base body 21 located in the work area 11 and a driving arm 22 rotatable relative to the base body 21, and the change spare area 3, the automatic material supplement device 4 and the lock platform 5 are located within the rotation range of the driving arm 22. The end of the driving arm 22 is provided with a snatch part 221, and the snatch part 221 is configured to be rotatable to the change spare area 3 and connected with any suction nozzle 31, and the suction nozzle 31 is used for sucking the screw on the automatic material supplement device 4.

[0032] The snatch subassembly 2 is arranged close to the center line of the baffle 6, when the automatic material supplement device 4 is provided with two, the change spare area 3 can also be located at the center line of the baffle 6 and arranged close to the snatch subassembly 2. When the automatic material supplement device 4 has only one, the change spare area 3 is located on the side of the center line relative to the automatic material supplement device 4 to provide space for the movement of the driving arm 22.

[0033] The automatic feeding device 4 comprises a bin 41 for storing screws and a tray 42 for placing screws to be grabbed by the grabbing assembly 2 of the automatic screw locking machine 100. The tray 42 is below the bin 41 in the vertical direction perpendicular to the horizontal plane. A transport bridge 43 is arranged between the bin 41 and the tray 42 for receiving screws in the bin 41 and transporting the screws to the tray 42. By arranging the bin 41, a large number of screws can be stored to ensure long-time use of the automatic screw locking machine 100, improve production efficiency, and reduce labor costs without frequent use of manual labor. Preferably, the screws in the bin 41 can be of the same specification or different specifications, as long as screws of different specifications correspond to different specifications of the suction nozzles 31.

[0034] A first driving assembly 71 is arranged below the transport bridge 43, and a second driving assembly 72 is arranged below the tray 42. The first driving assembly 71 and the second driving assembly 72 are independent of each other and can drive the transport bridge 43 and / or the tray 42 to vibrate, respectively. That is, the transport bridge 43 and the tray 42 can vibrate independently or together. By vibrating the transport bridge 43, the screws accumulated on the transport bridge 43 can be transported to the tray 42 for grabbing by the grabbing assembly 2. By vibrating the tray 42, the screws on the tray 42 can change positions to be more easily grabbed by the grabbing assembly 2.

[0035] The transport bridge 43 comprises a transport ramp 431 extending from the bin 41 towards the tray 42, and baffles 432 extending from opposite sides of the transport ramp 431 in the same direction. A transport channel 430 is formed between the two baffles 432 and the transport ramp 431, and the bin 41 is at least partially arranged in the transport channel 430. In this embodiment, the transport ramp 431 is approximately horizontal to facilitate control of the number of screws on the tray 42 for easier grabbing by the grabbing assembly 2. The first driving assembly 71 can be used to controllably drive the screws to be transported from the transport channel 430 to the tray 42. The discharge opening of the bin 41 needs to be located in the transport channel 430 and leave a gap with the surface of the transport ramp 431 for screw discharge.

[0036] Preferably, the transport bridge 43 further comprises a connecting plate 433 extending towards the first driving assembly 71, the connecting plate 433 is provided with two and opposite to the extending direction of the baffle plate 432. The connecting plate 433 is connected with the first driving assembly 71. The first driving assembly 71 comprises a vibration motor configured to drive the screw to move along the transport ramp 431 to the tray 42 by vibration. By providing the vibration motor, the screw can be transported into the tray 42 in a straight vibration manner.

[0037] The top of the second driving assembly 72 is recessed with a receiving groove 721, and the tray 42 is correspondingly provided with a plurality of receiving holes 421 for receiving the screw. In the vertical direction perpendicular to the horizontal plane, the tray 42 covers the receiving groove 721 entirely, and the receiving hole 421 and the receiving groove 721 are in communication with each other.

[0038] The bottom of the second driving assembly 72 is provided with at least four driving motors 722 configured to drive the second driving assembly 72 to vibrate up and down, thereby driving the tray 42 to vibrate up and down, so that at least part of the screws on the tray 42 partially penetrate into the receiving groove 721 from the receiving hole 421. That is, by providing the receiving groove 721, the screw vertically received in the receiving hole 421 can partially penetrate into the receiving groove 721, so that the screw can be kept in a vertical state to facilitate the grabbing of the grabbing assembly 2. Preferably, the driving motor 722 is a voice coil motor.

[0039] In the embodiment, the transport bridge 43 partially penetrates the through hole 61 to transport the screws in the hopper 41 in the feeding area 12 to the tray 42 in the working area 11. That is, during feeding, only the feeding in the feeding area 12 is needed, which does not affect the work in the working area 11, thereby ensuring the production efficiency.

[0040] The automatic screw locking machine 100 further comprises a display 8 located above the hopper 41 and a control button 81 located beside the display 8. On the side of the partition plate 6 facing the display 8, the partition plate 6 is further provided with a fan 9 for cooling the display 8. The display 8 is used to display an operation interface, and the operation process can be adjusted moderately through the control button 81 and the display 8.

[0041] In summary, the automatic material supplementing device 4 and the automatic screw locking machine 100 are characterized in that the first driving assembly 71 connected with each other is arranged below the conveying bridge 43, and the second driving assembly 72 connected with each other is arranged below the material tray 42, so that the first driving assembly 71 and the second driving assembly 72, which are independent of each other, can drive the conveying bridge 43 and / or the material tray 42 to vibrate respectively, then the screws in the conveying bridge 43 are transported into the material tray 42, and the screws in the material tray 42 are changed in position by vibration, so that the screws are more convenient to be grabbed by the grabbing assembly 2.

[0042] The above is only the preferred embodiment of the present application, and is not used to limit the present application. It should be pointed out that, for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should be considered as the protection scope of the present application.

Claims

1. An automatic feeding device for an automatic screwing machine (100), characterized in that, The utility model relates to an automatic screw locking machine, including: a bin (41) for storing screws; a tray (42) for placing screws to be grabbed by a grabbing assembly (2) of the automatic screw locking machine (100), the tray (42) being located below the bin (41) in a vertical direction perpendicular to a horizontal plane, and a transport bridge (43) being provided between the bin (41) and the tray (42) to receive screws in the bin (41) and transport the screws to the tray (42); wherein a first driving assembly (71) is provided below the transport bridge (43), and a second driving assembly (72) is provided below the tray (42) correspondingly, the first driving assembly (71) and the second driving assembly (72) being independent of each other and capable of driving the transport bridge (43) and / or the tray (42) to vibrate, respectively.

2. The automatic refilling device according to claim 1, characterized in that A receiving groove (721) is recessed in the top of the second driving assembly (72), and a plurality of receiving holes (421) for receiving the screws are provided on the tray (42) correspondingly, the tray (42) covering the receiving groove (721) entirely in a vertical direction perpendicular to the horizontal plane, and the receiving holes (421) and the receiving groove (721) being in communication with each other.

3. The automatic refilling device according to claim 2, characterized in that At least four driving motors (722) are provided at the bottom of the second driving assembly (72), the driving motors (722) being configured to drive the second driving assembly (72) to vibrate up and down, thereby driving the tray (42) to vibrate up and down, so that at least part of the screws on the tray (42) penetrate into the receiving groove (721) from the receiving holes (421).

4. The automatic refilling device according to claim 1, characterized in that, The transport bridge (43) includes a transport ramp (431) extending from the bin (41) toward the tray (42), and baffles (432) extending from opposite sides of the transport ramp (431) in the same direction, a transport channel (430) being formed between the two baffles (432) and the transport ramp (431), and the bin (41) being at least partially fitted in the transport channel (430).

5. The automatic refilling device according to claim 4, characterized in that The transport bridge (43) further includes connecting plates (433) extending toward the first driving assembly (71), the connecting plates (433) being provided in two and opposite to the extension direction of the baffles (432), and the first driving assembly (71) including a vibration motor configured to drive the screws to move along the transport ramp (431) to the tray (42) through vibration.

6. An automatic screw locker characterized by comprising: The utility model relates to an automatic screw locking machine, including: a workbench (1) provided with a vertically extending partition (6) to divide the workbench (1) into a working area (11) and a feeding area (12); The automatic feeding device (4) according to any one of claims 1-5 is arranged on the workbench (1), the partition plate (6) is provided with a through hole (61), and the transport bridge (43) partially penetrates through the through hole (61) to transport the screws in the screw bin (41) in the feeding area (12) to the tray (42) in the working area (11).

7. The automatic screw locker according to claim 6, characterized in that, The automatic screw locking machine (100) further comprises a grabbing assembly (2) arranged in the working area (11), the grabbing assembly (2) comprises a base body (21) arranged in the working area (11) and a driving arm (22) rotatable relative to the base body (21), and the tray (42) is arranged in the rotation range of the driving arm (22).

8. The automatic screw locker according to claim 7, characterized in that, The automatic screw locking machine (100) further comprises a spare part replacement area (3) arranged in the working area (11), the spare part replacement area (3) is provided with at least two suction nozzles (31), and the end of the driving arm (22) is provided with a grabbing part (221), the grabbing part (221) is configured to be rotatable to the spare part replacement area (3) and connected with any suction nozzle (31), and the suction nozzle (31) is used for sucking the screws on the tray (42).

9. The automatic screw locker according to claim 6, characterized in that, The partition plate (6) is defined to have a center line perpendicular to the workbench (1), the through hole (61) is provided with two through holes arranged on the two sides of the center line, and the automatic feeding device (4) is also provided with two automatic feeding devices.

10. The automatic screw locker according to claim 6, characterized in that, The automatic screw locking machine (100) further comprises a display (8) arranged above the screw bin (41) and a control button (81) arranged beside the display (8), and the partition plate (6) is further provided with a fan (9) on the side of the partition plate (6) facing the display (8), and the fan (9) is used for cooling the display (8).

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