Screw machine with feeding function

Abstract

The utility model relates to the technical field of screw machines, and discloses a screw machine with a feeding function, which comprises a rack, a feeding barrel is arranged in the rack, a motor I is arranged in the feeding barrel, the output end of the motor I is fixedly connected with a cylindrical gear I, the inner wall of the feeding barrel is rotatably connected with a rotating rod I, and the rotating rod I is fixedly connected with a cylindrical gear II. The outer side of the first rotating rod is fixedly connected with a second cylindrical gear, one end of the first rotating rod is fixedly connected with a rotating disc, one side of the rotating disc is fixedly connected with a feeding plate, and one end of the feeding cylinder is fixedly connected with a sealing ring. According to the automatic feeding device, the first starting motor, the feeding plate and the conveying belt are matched, the screws are conveyed away in a straightened mode, the second starting motor enables the push plate to swing in a reciprocating mode, the screws which are not placed in order are pushed down, the screws which are straightened in gaps of the conveying belt are conveyed and enter the machine head through the feeding guide pipe to be used, and automatic feeding is achieved; and compared with a vibration disc, feeding is more stable, and additional manual auxiliary treatment is not needed.

Description

Technical Field

[0001] The utility model relates to the technical field of screwdrivers, in particular to a screwdriver with a feeding function. Background Art

[0002] A screwdriver is an automated device mainly used for tightening or loosening screws. It usually consists of a control system, a drive system, an actuator, etc. Its working principle is that the control system issues instructions, and the drive system drives the actuator to perform the operation of tightening or loosening screws. The screwdriver has the characteristics and advantages of improving production efficiency, ensuring tightening quality, reducing labor intensity, strong adaptability, and improving production safety. It can quickly and accurately complete the task of tightening or loosening screws, greatly improving production efficiency. Compared with manual operation, it can complete a large number of screw tightening tasks in a short time; it can precisely control the tightening torque and angle to ensure the tightening quality, which is particularly important for products with high tightening quality requirements such as electronic products and automotive parts; it can reduce manual operation and the labor intensity of workers.

[0003] In the prior art, a screwdriver is combined with a feeding mechanism and generally uses a vibrating bowl for feeding. Through vibration, the screws enter the pipeline and are then transported to the head position of the screwdriver. This feeding method is prone to the situation of reverse installation of screws, which requires manual additional alignment, increasing the labor cost. Therefore, the technicians in this field propose a screwdriver with a feeding function to solve the above problems. Summary of the Utility Model

[0004] To make up for the above deficiencies, the utility model provides a screwdriver with a feeding function, aiming to improve the problem that in the prior art, a screwdriver is combined with a feeding mechanism and generally uses a vibrating bowl for feeding. Through vibration, the screws enter the pipeline and are then transported to the head position of the screwdriver. This feeding method is prone to the situation of reverse installation of screws, which requires manual additional alignment, increasing the labor cost.

[0005] To achieve the above object, the present utility model provides the following technical solutions: A screwdriver with a feeding function, including a frame, inside which a feeding cylinder is installed. Inside the feeding cylinder, a first motor is installed. The output end of the first motor is fixedly connected to a first cylindrical gear. The inner wall of the feeding cylinder is rotatably connected to a first rotating rod. On the outer side of the first rotating rod, a second cylindrical gear is fixedly connected. One end of the first rotating rod is fixedly connected to a turntable. On one side of the turntable, a feeding plate is fixedly connected. One end of the feeding cylinder is fixedly connected to a sealing ring. Outside the sealing ring, a conveyor belt is installed. On the top of the feeding cylinder, a protective box is fixedly connected. Outside the protective box, a second motor is installed. The output end of the second motor is fixedly connected to a transmission rod. The inner wall of the protective box is rotatably connected to a second rotating rod. On the outer sides of the transmission rod and the second rotating rod, sector gears are fixedly connected. One end of each of the transmission rod and the second rotating rod is fixedly connected to a pulley. The inner wall of the protective box is rotatably connected to a sector gear plate. At the bottom of the sector gear plate, a pushing plate is fixedly connected. A rack plate is slidably connected to the through hole on the inner wall of the protective box. Inside the frame, a buffer assembly is provided, which is used to buffer the contact between the device and the screw before the screw tightening operation.

[0006] Further, the buffer assembly includes a screwdriver body, the outside of which is installed inside the frame. At the bottom of the screwdriver body, a positioning block is fixedly connected. The bottom of the positioning block is slidably connected to a machine head. On the outer side of the machine head, a mounting plate is fixedly connected.

[0007] Further, on the top of the mounting plate, a spring telescopic rod is fixedly connected, and the top of the spring telescopic rod is fixedly connected to the bottom of the positioning block.

[0008] Further, on the top of the mounting plate, a limiting rod is fixedly connected, and the outer side of the limiting rod is slidably connected to the through hole inside the positioning block.

[0009] Further, on the outer side of the machine head, a feeding conduit is installed, and one end of the feeding conduit is directly below the end of the conveyor belt.

[0010] Further, the first cylindrical gear is meshed with the second cylindrical gear, and a belt is sleeved on the outer circumferences of the two pulleys.

[0011] Further, the outer sides of the two sector gears are meshed with the outer side of the rack plate, and the outer side of the sector gear plate is meshed with the bottom of the rack plate.

[0012] Further, the other end of the conveyor belt extends into the feeding cylinder and is located at the corresponding position of the center of the turntable.

[0013] The present utility model has the following beneficial effects:

[0014] 1. In the present utility model, by starting motor 1 as the driving source, the turntable drives the feeding plate to continuously rotate, scattering the screws inside the feeding cylinder into the gaps of the conveyor belt. The properly positioned screws can be conveyed away. Starting motor 2 drives the transmission rod to rotate, causing the two sector gears to rotate synchronously, pushing the rack plate to reciprocate, and then making the push plate swing reciprocally, which can push down the misaligned screws. In this way, only the properly positioned screws are conveyed in the gaps of the conveyor belt and enter the machine head through the feeding conduit for use, thus realizing automatic feeding, which is more stable than feeding by a vibrating disk and does not require additional manual assistance.

[0015] 2. In the present utility model, when the machine head is working and moves downward, the mounting plate will slide upward. The spring telescopic rod is stressed and squeezed to buffer the impact force, avoiding too large an impact force during contact and knocking the screws out of alignment. In this way, the operation can be ensured to be stable and the damage to the equipment can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional view of a screw machine with a feeding function proposed by the present utility model;

[0017] Figure 2 is a schematic diagram of the internal structure of the feeding cylinder of a screw machine with a feeding function proposed by the present utility model;

[0018] Figure 3 is a schematic diagram of the feeding plate structure of a screw machine with a feeding function proposed by the present utility model;

[0019] Figure 4 is a schematic diagram of the mounting plate structure of a screw machine with a feeding function proposed by the present utility model.

[0020] LEGEND DESCRIPTION:

[0021] 1. Frame; 2. Feeding cylinder; 3. Motor 1; 4. Cylindrical gear 1; 5. Rotating rod 1; 6. Cylindrical gear 2; 7. Turntable; 8. Feeding plate; 9. Sealing ring; 10. Conveyor belt; 11. Protection box; 12. Motor 2; 13. Transmission rod; 14. Rotating rod 2; 15. Sector gear; 16. Pulley; 17. Sector tooth plate; 18. Push plate; 19. Rack plate; 20. Screw machine body; 21. Positioning block; 22. Machine head; 23. Mounting plate; 24. Spring telescopic rod; 25. Limiting rod; 26. Feeding conduit. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0023] Referring to Figures 1 - 3 , an embodiment provided by the present invention: a screwdriver with a feeding function, including a frame 1, an upper feeding cylinder 2 is installed inside the frame 1, a first motor 3 is installed inside the upper feeding cylinder 2, a cylindrical gear 4 is fixedly connected to the output end of the first motor 3, a first rotating rod 5 is rotatably connected to the inner wall of the upper feeding cylinder 2, a cylindrical gear 2 6 is fixedly connected to the outside of the first rotating rod 5, a turntable 7 is fixedly connected to one end of the first rotating rod 5, a feeding plate 8 is fixedly connected to one side of the turntable 7, a sealing ring 9 is fixedly connected to one end of the upper feeding cylinder 2, a conveyor belt 10 is installed outside the sealing ring 9, a protective box 11 is fixedly connected to the top of the upper feeding cylinder 2, a second motor 12 is installed outside the protective box 11, a transmission rod 13 is fixedly connected to the output end of the second motor 12, a second rotating rod 14 is rotatably connected to the inner wall of the protective box 11, sector gears 15 are fixedly connected to the outside of the transmission rod 13 and the second rotating rod 14, pulley wheels 16 are fixedly connected to one end of the transmission rod 13 and the second rotating rod 14, a sector gear plate 17 is rotatably connected to the inner wall of the protective box 11, a push plate 18 is fixedly connected to the bottom of the sector gear plate 17, a rack plate 19 is slidably connected to the through hole of the inner wall of the protective box 11, a buffer assembly is arranged inside the frame 1, and the buffer assembly is used to buffer the contact between the device and the screw before the screw tightening operation. The screw can be put into the upper feeding cylinder 2. Starting the first motor 3 can drive the cylindrical gear 4 to rotate, so that the cylindrical gear 2 6 drives the turntable 7 to rotate. In this way, the feeding plate 8 continuously rotates, and the screws inside the upper feeding cylinder 2 can be scooped up and poured down in the air. The screws will fall into the gaps of the conveyor belt 10, and the properly placed screws can be conveyed away. At this time, starting the second motor 12 to drive the transmission rod 13 to rotate, so that the two pulley wheels 16 rotate simultaneously under the action of the belt, and then the two sector gears 15 rotate synchronously. In this way, the rack plate 19 can be pushed to move back and forth, and then the push plate 18 swings back and forth, which can push down the screws that are not placed neatly. In this way, it is realized that only the properly placed screws are conveyed in the gaps of the conveyor belt 10, and enter the machine head 22 through the feeding conduit 26 for use. In this way, automatic feeding can be realized, which is more stable than the feeding of the vibrating disk and does not require additional manual assistance.

[0024] Referring to Figures 2 - 4, The buffer assembly includes a screwdriver machine body 20. The outside of the screwdriver machine body 20 is installed inside the frame 1. A positioning block 21 is fixedly connected to the bottom of the screwdriver machine body 20. The bottom of the positioning block 21 is slidably connected to a machine head 22. An installation plate 23 is fixedly connected to the outside of the machine head 22. A spring telescopic rod 24 is fixedly connected to the top of the installation plate 23. The top of the spring telescopic rod 24 is fixedly connected to the bottom of the positioning block 21. A limiting rod 25 is fixedly connected to the top of the installation plate 23. The outside of the limiting rod 25 is slidably connected to the internal through hole of the positioning block 21. A feeding conduit 26 is installed outside the machine head 22. One end of the feeding conduit 26 is directly below the end of the conveyor belt 10. The cylindrical gear one 4 is meshed with the cylindrical gear two 6. A belt is sleeved on the outer circumferences of the two belt pulleys 16. The outside of the two sector gears 15 is meshed with the outside of the rack plate 19. The outside of the sector gear plate 17 is meshed with the bottom of the rack plate 19. The other end of the conveyor belt 10 extends into the inside of the feeding cylinder 2 and is located at the corresponding position of the center of the turntable 7. When the machine head 22 is working, it moves downward, and the installation plate 23 will slide upward. The spring telescopic rod 24 can buffer the impact force when being squeezed, avoiding too large impact force during contact and knocking the screw crooked. In this way, the operation can be ensured to be stable and the damage to the equipment can be reduced.

[0025] Working principle: Screws can be put into the inside of the feeding cylinder 2. Starting the motor one 3 can drive the cylindrical gear one 4 to rotate, so that the cylindrical gear two 6 drives the turntable 7 to rotate. In this way, the feeding plate 8 rotates continuously, and the screws inside the feeding cylinder 2 can be scooped up and poured down in the air. The screws will fall into the gaps of the conveyor belt 10. The properly positioned screws can be conveyed away. At this time, starting the motor two 12 drives the transmission rod 13 to rotate, so that the two belt pulleys 16 rotate simultaneously under the action of the belt, and then the two sector gears 15 rotate synchronously. In this way, the rack plate 19 can be pushed to move back and forth, and then the push plate 18 swings back and forth, and the misaligned screws can be pushed down. In this way, it is realized that only the properly positioned screws are conveyed in the gaps of the conveyor belt 10 and enter the machine head 22 through the feeding conduit 26 for use. In this way, automatic feeding can be realized, which is faster and more convenient than manual feeding. In addition, when the machine head 22 is working, it moves downward, and the installation plate 23 will slide upward. The spring telescopic rod 24 can buffer the impact force when being squeezed, avoiding too large impact force during contact and knocking the screw crooked. In this way, the operation can be ensured to be stable and the damage to the equipment can be reduced.

[0026] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A screw machine with a feeding function, comprising a frame (1), characterized in that: A loading barrel (2) is installed inside the frame (1), a motor (3) is installed inside the loading barrel (2), the output end of the motor (3) is fixedly connected to a cylindrical gear (4), the inner wall of the loading barrel (2) is rotatably connected to a rotating rod (5), the outer side of the rotating rod (5) is fixedly connected to a cylindrical gear (6), one end of the rotating rod (5) is fixedly connected to a rotating disk (7), one side of the rotating disk (7) is fixedly connected to a loading plate (8), one end of the loading barrel (2) is fixedly connected to a sealing ring (9), the outside of the sealing ring (9) is installed with a conveyor belt (10), the top of the loading barrel (2) is fixedly connected to a protective box (11), the outside of the protective box (11) is installed with a motor (12) ), the output end of the motor 2 (12) is fixedly connected with a transmission rod (13), the inner wall of the protection box (11) is rotatably connected with a rotating rod 2 (14), the outer sides of the transmission rod (13) and the rotating rod 2 (14) are fixedly connected with a fan-shaped gear (15), one end of the transmission rod (13) and the rotating rod 2 (14) are fixedly connected with a pulley (16), the inner wall of the protection box (11) is rotatably connected with a fan-shaped toothed plate (17), the bottom of the fan-shaped toothed plate (17) is fixedly connected with a push plate (18), the inner wall through hole of the protection box (11) is slidably connected with a rack plate (19), and a buffer component is arranged inside the frame (1), and the buffer component is used for the contact between the device and the screw before tightening the screw to achieve a buffering effect.

2. A screw machine with feeding function according to claim 1, characterized in that: The buffer assembly comprises a screw machine body (20), the exterior of the screw machine body (20) is mounted on the inner side of the frame (1), a positioning block (21) is fixedly connected to the bottom of the screw machine body (20), a machine head (22) is slidably connected to the bottom of the positioning block (21), and a mounting plate (23) is fixedly connected to the outer side of the machine head (22).

3. A screw machine with feeding function according to claim 2, characterized in that: A spring telescopic rod (24) is fixedly connected to the top of the mounting plate (23), and the top of the spring telescopic rod (24) is fixedly connected to the bottom of the positioning block (21).

4. The screw machine with feeding function according to claim 3, characterized in that: The top of the mounting plate (23) is fixedly connected to a limiting rod (25), and the outer side of the limiting rod (25) is slidably connected to the inner through hole of the positioning block (21).

5. The screw machine with feeding function according to claim 2, characterized in that: A feeding conduit (26) is installed on the outer side of the machine head (22), and one end of the feeding conduit (26) is located directly below the end of the conveyor belt (10).

6. The screw machine with feeding function according to claim 1, characterized in that: The cylindrical gear one (4) is meshedly connected with the cylindrical gear two (6), and the outer circumferences of the two pulleys (16) are sleeved with belts.

7. The screw machine with feeding function according to claim 1, characterized in that: The outer sides of the two sector gears (15) are meshedly connected with the outer side of the rack plate (19), and the outer side of the sector gear plate (17) is meshedly connected with the bottom of the rack plate (19).

8. The screw machine with feeding function according to claim 1, characterized in that: The other end of the conveyor belt (10) extends to the interior of the loading cylinder (2) and is located at a position corresponding to the center of the turntable (7).

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