A feeding device for round steel production

The round steel is clamped by a bidirectional screw driven by a servo motor and a limiting frame. Combined with roller conveying, the problem of deviation during the conveying process of the round steel is solved, and the flatness of the cutting surface and the flexible movement of the device are achieved, which can adapt to cutting machines of different heights.

CN224577092UActive Publication Date: 2026-07-31CHONGQING LAIGANG BUILDING MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHONGQING LAIGANG BUILDING MATERIALS CO LTD
Filing Date
2025-07-08
Publication Date
2026-07-31

AI Technical Summary

Technical Problem

Long, thin round steel bars are prone to shifting during transport, resulting in uneven cut surfaces and making them difficult to move and adjust in height, thus failing to adapt to cutting machines of different heights.

Method used

The round steel bar is clamped by a bidirectional screw driven by a servo motor and a limit frame, combined with roller conveyor to ensure the stability of the round steel bar during the conveying process; the device can be moved and its height adjusted by electric push rods and casters to adapt to cutting machines of different heights.

Benefits of technology

It effectively prevents round steel from tilting during transportation, facilitates cutting and processing, and allows for easy movement and height adjustment of the device to meet the needs of cutting machines of different heights.

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Abstract

This utility model relates to the field of round steel processing technology, specifically to a feeding device for round steel production. It comprises a base with a servo motor fixedly connected to its side. A bidirectional screw is fixedly connected to the output end of the servo motor. The end of the bidirectional screw away from the servo motor is rotatably connected to the inner wall of the base. Two threaded blocks are threaded onto the external surface of the bidirectional screw. Mounting blocks are fixedly connected to the upper surfaces of both threaded blocks. Limiting frames are fixedly connected to the sides of both mounting blocks. Rollers are rotatably connected inside both limiting frames. A connecting plate is provided at the lower part of the base. A telescopic cylinder is fixedly connected to the center of the upper surface of the connecting plate. The output end of the telescopic cylinder is fixedly connected to the inner wall of the base. This design allows for limiting the movement of the round steel during feeding, preventing skewing during transport, facilitating cutting and processing, and allowing for easy movement and height adjustment by the operator. It also adapts to round steel cutting machines of different heights.
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Description

Technical Field

[0001] This utility model relates to the field of round steel processing technology, and in particular to a feeding device for round steel production. Background Technology

[0002] Round steel is one of the main materials used in steel structure buildings. Because its specifications vary in diameter and length as required, it needs to be cut. Since round steel is relatively heavy and long before cutting, manual handling is quite laborious, so a feeding device is needed.

[0003] The "Automatic Feeding Device for Round Steel Cutting Equipment" described in patent application number "202121206807.2" includes a frame. A power roller conveyor is installed on the inner wall of the frame. A grinding brush roller is rotatably connected to the power roller conveyor via a rotating shaft. Two sets of upright plates are symmetrically fixedly installed on the upper surface of the frame. Deburring components are slidably connected to each of the two sets of upright plates. Each deburring component includes a grinding brush. A round rod is fixedly installed on one side of the grinding brush, and a gear motor is installed at one end of the round rod. The round rod is slidably connected to the upright plate. A buffer component is fixedly connected to one side of the deburring component, and the buffer component is slidably connected to the upright plate. A support component is fixedly installed on the lower surface of the frame. A suction component is fixedly inserted into one side of the frame. A burr and waste chip recovery component is slidably inserted into the bottom wall of the frame. This utility model is simple to operate, economical, and environmentally friendly, reducing the harm of burr and waste chips to human health and mechanical systems.

[0004] However, the applicant believes that the device has the following problems when in use: the long strip of round steel is prone to deviation during transportation, which will result in an uneven cutting surface and make it inconvenient for workers to move the device. It cannot be height adjusted and is inconvenient to transport materials to cutting machines of different heights. Utility Model Content

[0005] The purpose of this utility model is to provide a feeding device for round steel production, which solves the problems that long strips of round steel are prone to deviation during transportation, resulting in uneven cutting surfaces, inconvenience for workers to move the device, inability to adjust the height, and difficulty in feeding materials to cutting machines of different heights.

[0006] To achieve the above objectives, this utility model provides a feeding device for round steel production, comprising: a base, a servo motor fixedly connected to the side of the base, a bidirectional screw fixedly connected to the output end of the servo motor, the end of the bidirectional screw away from the servo motor being rotatably connected to the inner wall of the base, two threaded blocks externally threaded to the bidirectional screw, mounting blocks fixedly connected to the upper surfaces of the two threaded blocks, limiting frames fixedly connected to the sides of the two mounting blocks, and rollers rotatably connected inside the two limiting frames. When pushing the round steel, the device can limit the movement of the round steel to prevent skewing during conveying and facilitate cutting processing.

[0007] A connecting plate is provided at the lower part of the base. A telescopic cylinder is fixedly connected to the middle of the upper surface of the connecting plate. The output end of the telescopic cylinder is fixedly connected to the inner wall of the base. Support base plates are fixedly connected to both ends of the connecting plate. Electric push rods are fixedly connected inside the two support base plates. Slide plates are fixedly connected to the output ends of the two electric push rods. Universal wheels are fixedly connected to both ends of the lower surface of the two slide plates, which facilitates the movement of the device by the operator, facilitates the adjustment of the device height, and is easy to adapt to round steel cutting machines of different heights.

[0008] Two limiting blocks are fixedly connected to the upper surface of the base. The two limiting blocks are symmetrically arranged and can limit the left and right movement of the round steel during transportation.

[0009] The base has a fixed plate fixedly connected to its upper surface, an electric telescopic rod fixedly connected to the side of the fixed plate, and a push plate fixedly connected to the output end of the electric telescopic rod, which facilitates pushing the round steel and automatic feeding.

[0010] The side surface of the skateboard is slidably connected to the inner wall of the supporting base plate, and the two sides of the push plate are slidably connected to the sides of two limiting blocks respectively. The supporting base plate can limit the skateboard to move stably up and down, and the limiting blocks can limit the push plate to facilitate stable sliding of the push plate.

[0011] The threaded block has a convex cross-section, and its upper end extends to the outside of the base, making it convenient for workers to fix and install the block.

[0012] The roller is a cylinder and is vertically arranged to facilitate the transport of round steel.

[0013] Two limiting rods are fixedly connected to the upper surface of the connecting plate. The upper ends of the two limiting rods are inserted into the lower surface of the base. The limiting rods can limit the up and down movement of the base, so as to make the base move stably.

[0014] The two threaded blocks are symmetrically arranged, and the side of the threaded block is slidably connected to the inner wall of the base, which can limit the threaded block and prevent the threaded block from rotating with the bidirectional screw.

[0015] 1. This utility model discloses a feeding device for round steel production. A servo motor drives a bidirectional screw to rotate, which facilitates the movement of the threaded block and the mounting block. The mounting block drives the limit frame to facilitate the clamping of the round steel. The rotation of the roller facilitates the conveying of the round steel and can limit the movement of the round steel to prevent skewing during the conveying process, thus facilitating cutting and processing.

[0016] 2. The feeding device for round steel production of this utility model can be moved by pushing the slide plate with an electric push rod to drive the caster wheel to extend out of the support base plate when the device needs to be moved. When the device height needs to be adjusted, the caster wheel is first retracted to the support base plate, and then the telescopic cylinder on the connecting plate is activated to push the base upward, which makes it convenient for the staff to move the device and adjust the device height, and is easy to adapt to round steel cutting machines of different heights. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0018] Figure 1 This is a perspective view of the present invention.

[0019] Figure 2 This is a side sectional view of the present invention.

[0020] Figure 3 This is a utility model Figure 1 Enlarged view of point A in the middle.

[0021] Figure 4 This is a top view of the connecting plate and the supporting base plate of this utility model.

[0022] Figure 5 This is a top sectional view of the base of this utility model.

[0023] In the diagram: 1. Base; 2. Fixing plate; 3. Electric telescopic rod; 4. Push plate; 5. Limiting block; 6. Support base plate; 7. Casters; 8. Limiting rod; 9. Servo motor; 10. Threaded block; 11. Bidirectional screw; 12. Telescopic cylinder; 13. Electric push rod; 14. Slide plate; 17. Mounting block; 18. Limiting frame; 19. Roller; 20. Connecting plate. Detailed Implementation

[0024] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0025] Please see Figures 1-5The system includes: a base 1, a servo motor 9 fixedly connected to the side of the base 1, a bidirectional screw 11 fixedly connected to the output end of the servo motor 9, a bidirectional screw 11 rotatably connected to the inner wall of the base 1 at the end away from the servo motor 9, two threaded blocks 10 externally threaded to the bidirectional screw 11, mounting blocks 17 fixedly connected to the upper surface of the two threaded blocks 10, limit frames 18 fixedly connected to the sides of the two mounting blocks 17, and rollers 19 rotatably connected inside the two limit frames 18. The servo motor 9 drives the bidirectional screw 11, thereby driving the threaded blocks 10 and the limit frames 18 to move closer to each other and clamp the round steel. The rollers 19 can stably convey the round steel.

[0026] A connecting plate 20 is provided at the lower part of the base 1. A telescopic cylinder 12 is fixedly connected to the middle of the upper surface of the connecting plate 20. The output end of the telescopic cylinder 12 is fixedly connected to the inner wall of the base 1. Support base plates 6 are fixedly connected to both ends of the connecting plate 20. Electric push rods 13 are fixedly connected inside the two support base plates 6. Slide plates 14 are fixedly connected to the output ends of the two electric push rods 13. Universal wheels 7 are fixedly connected to both ends of the lower surface of the two slide plates 14. The base 1 is pushed up and down by the telescopic cylinder 12, and the universal wheels 7 and slide plates 14 are extended or retracted by the electric push rods 13.

[0027] Two limiting blocks 5 are fixedly connected to the upper surface of the base 1. The two limiting blocks 5 are symmetrically arranged and the round steel is limited by the limiting blocks 5.

[0028] A fixing plate 2 is fixedly connected to the upper surface of the base 1, and an electric telescopic rod 3 is fixedly connected to the side of the fixing plate 2. A push plate 4 is fixedly connected to the output end of the electric telescopic rod 3, and the push plate 4 is pushed by the extension and retraction of the electric telescopic rod 3.

[0029] The side surface of the slide plate 14 is slidably connected to the inner wall of the support base plate 6, so that the slide plate 14 can move stably up and down. The two sides of the push plate 4 are slidably connected to the sides of the two limit blocks 5 respectively, and the limit blocks 5 can limit the movement of the push plate 4.

[0030] The longitudinal section of the threaded block 10 is convex, and the upper end of the threaded block 10 extends to the outside of the base 1, which makes it convenient to install the mounting block 17 on the top surface of the threaded block 10.

[0031] The roller 19 is a cylinder and is set vertically to facilitate the conveying of round steel.

[0032] Two limiting rods 8 are fixedly connected to the upper surface of the connecting plate 20. The upper ends of the two limiting rods 8 are inserted into the lower surface of the base 1. The limiting rods 8 can limit the up and down movement of the base 1.

[0033] Two threaded blocks 10 are symmetrically arranged, and the side of the threaded block 10 is slidably connected to the inner wall of the base 1, which facilitates the limiting of the round steel.

[0034] Working principle: During use, the operator can place the round steel between the two limit blocks 5, and then activate the electric telescopic rod 3 through the controller to drive the push plate 4 to move the round steel. At the same time, the servo motor 9 is activated through the controller to drive the bidirectional screw 11 to rotate, so that the two threaded blocks 10 are brought closer to each other. Thus, the limit frame 18 and roller 19 limit the round steel, which can prevent the round steel from deviating during transportation and facilitate cutting. When it is necessary to move the device, the electric push rod 13 is activated to push the slide plate 14 and the universal wheel 7 to extend out of the support base plate 6. After moving to the designated position, the universal wheel 7 is retracted. When it is necessary to match with the device for cutting round steel, the telescopic cylinder 12 is activated to push the base 1 up and down, which makes it convenient for the operator to move the device and adjust the height of the device, and is easy to adapt to round steel cutting machines of different heights.

[0035] The above-disclosed embodiments are merely one or more preferred embodiments of this application and should not be construed as limiting the scope of this application. Those skilled in the art can understand that all or part of the processes for implementing the above embodiments and equivalent changes made in accordance with the claims of this application still fall within the scope of this application.

Claims

1. A feeding device for round steel production, comprising: The base is characterized in that: a servo motor is fixedly connected to the side of the base, a bidirectional screw is fixedly connected to the output end of the servo motor, the end of the bidirectional screw away from the servo motor is rotatably connected to the inner wall of the base, two threaded blocks are threaded to the outside of the bidirectional screw, mounting blocks are fixedly connected to the upper surface of the two threaded blocks, limiting frames are fixedly connected to the sides of the two mounting blocks, and rollers are rotatably connected inside the two limiting frames. A connecting plate is provided at the lower part of the base. A telescopic cylinder is fixedly connected to the middle of the upper surface of the connecting plate. The output end of the telescopic cylinder is fixedly connected to the inner wall of the base. Support plates are fixedly connected to both ends of the connecting plate. Electric push rods are fixedly connected inside the two support plates. Slide plates are fixedly connected to the output ends of the two electric push rods. Universal wheels are fixedly connected to both ends of the lower surface of the two slide plates.

2. The feeding device for round steel production as described in claim 1, characterized in that: Two limiting blocks are fixedly connected to the upper surface of the base, and the two limiting blocks are arranged symmetrically.

3. The feeding device for round steel production as described in claim 2, characterized in that: A fixing plate is fixedly connected to the upper surface of the base, an electric telescopic rod is fixedly connected to the side of the fixing plate, and a push plate is fixedly connected to the output end of the electric telescopic rod.

4. The feeding device for round steel production as described in claim 3, characterized in that: The side surface of the skateboard is slidably connected to the inner wall of the supporting base plate, and the two sides of the push plate are slidably connected to the sides of the two limiting blocks respectively.

5. The feeding device for round steel production as described in claim 4, characterized in that: The longitudinal section of the threaded block is convex, and the upper end of the threaded block extends to the outside of the base.

6. The feeding device for round steel production as described in claim 5, characterized in that: The roller is a cylinder and is arranged vertically.

7. The feeding device for round steel production as described in claim 6, characterized in that: Two limiting rods are fixedly connected to the upper surface of the connecting plate, and the upper ends of the two limiting rods are inserted into the lower surface of the base.

8. The feeding device for round steel production as described in claim 7, characterized in that: The two threaded blocks are symmetrically arranged, and the side of the threaded blocks is slidably connected to the inner wall of the base.