Steel transfer device

By designing a steel transfer device including a mobile cart, a hopper, a linear guide rail assembly and a flip assembly, the problem of troubles and scalds of workers manually clamping high-temperature round steel is solved, and automated transfer and detection are realized, improving operational efficiency and safety.

CN222906997UActive Publication Date: 2025-05-27DAYE SPECIAL STEEL CO LTD
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Patent Information

Application Number
CN202421876418.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-05
Publication Date
2025-05-27
Estimated Expiration
2034-08-05

AI Technical Summary

Technical Problem

During the production and manufacturing of round steel, workers need to manually use pliers to clamp the high-temperature round steel and place it on the component detection equipment. It is troublesome, time-consuming and labor-intensive, and there is a risk of scalding.

Method used

A steel transfer device is designed, including a moving cart, a hopper, a linear guide rail assembly and a flip assembly. The hopper switches between different workstations through the guide rail mechanism and the drive device, and automatically turns the steel out onto the detection table through the flip assembly.

Benefits of technology

It realizes the transport and placement of round steel without manual clamping, which is simple to operate, saves time and effort, and avoids the risk of scalding caused by operating errors.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of steel production, in particular to a steel transfer device. The utility model provides a steel transfer device. The steel transfer device comprises a moving trolley, a receiving hopper, a linear guide rail assembly and an overturning assembly. The linear guide rail assembly comprises a guide rail mechanism and a driving device, the guide rail mechanism is obliquely installed on the moving trolley, and the first end of the guide rail mechanism is lower than the second end of the guide rail mechanism; the material receiving hopper and the overturning assembly are both installed on the guide rail mechanism in a sliding mode. When the material receiving hopper is located at the first station, the material receiving hopper is located at the first end of the guide rail mechanism; and when the receiving hopper is located at the second station, the receiving hopper is located at the second end of the guide rail mechanism. When the steel transfer device is used for transferring the round steel, the round steel does not need to be manually clamped and placed on a detection table top, operation is simpler, time and labor are saved, and the problem that workers are scalded due to misoperation can be avoided.
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Description

Technical Field

[0001] The utility model relates to the technical field of steel production, and particularly relates to a steel transfer device. Background Art

[0002] In the production process of round steel, after the long round steel enters the cold shearing machine and is cut off, the cut round steel falls into the receiving box in the cold shearing machine. Then, workers need to manually take out the round steel in the receiving box and transfer it to the component detection equipment for component detection to determine whether the round steel components are qualified.

[0003] Currently, a sample frame is used to place the round steel samples, and then the sample frame is placed on a mobile trolley for transfer. Finally, pliers are used to clamp the round steel in the sample frame and place it on the detection table of the component detection equipment.

[0004] Since the temperature of the sample round steel is about 500 degrees Celsius, in order to prevent scalding workers, workers must use tools such as pliers to clamp the round steel and place it on the detection table. Finally, the component detection equipment is used for detection, which is troublesome to operate and time-consuming and laborious. Content of the Utility Model

[0005] (1) The problem to be solved by the utility model is that in order to avoid scalding workers, workers must use tools such as pliers to clamp the round steel and place it on the component detection equipment, which is troublesome to operate and time-consuming and laborious.

[0006] (2) Technical Solution

[0007] A steel transfer device includes a mobile trolley, a receiving hopper, a linear guide rail assembly, and a flipping assembly;

[0008] The linear guide rail assembly includes a guide rail mechanism and a driving device. The guide rail mechanism is inclined and installed on the mobile trolley, and the first end of the guide rail mechanism is lower than its second end;

[0009] Both the receiving hopper and the flipping assembly are slidably installed on the guide rail mechanism;

[0010] When the receiving hopper is in the first working position, the receiving hopper is located at the first end of the guide rail mechanism; when the receiving hopper is in the second working position, the receiving hopper is located at the second end of the guide rail mechanism;

[0011] The driving device is used to drive the receiving hopper to switch between the first working position and the second working position;

[0012] The flipping assembly has a first working state and a second working state. When the flipping assembly is in the first working state, the flipping assembly drives the receiving hopper in the second working position to flip to turn out the steel in the receiving hopper;

[0013] When the flipping assembly is in the second working state, the flipping assembly drives the material receiving hopper at the first station to return to the upright position.

[0014] According to an embodiment of the present invention, the driving device includes a driving cylinder, the guide rail mechanism includes two guide rails, the two guide rails are inclinedly installed on the moving trolley, one end of each guide rail is lower than the other end, a sliding plate is slidably installed on each guide rail, a connecting pipe is fixedly installed between the two sliding plates, the driving cylinder is parallel to the guide rail, and the output end of the driving cylinder is connected to the connecting pipe.

[0015] According to an embodiment of the present invention, the flipping assembly includes two fixed seats, a rotating shaft and a flipping driving mechanism. The two fixed seats are respectively installed on the two sliding plates, the rotating shaft is rotatably installed between the two fixed seats, the bottom of the material receiving hopper is connected to the rotating shaft, and the flipping driving mechanism is used to drive the material receiving hopper to rotate around the axis of the rotating shaft to change the inclination angle of the material receiving hopper.

[0016] According to an embodiment of the present invention, the flipping driving mechanism includes a flipping cylinder, a hinge seat and a curved rod. The hinge seat is installed on one of the sliding plates, the first end of the curved rod is connected to the rotating shaft, one end of the flipping cylinder is hinged to the hinge seat, and the other end is hinged to the second end of the curved rod.

[0017] According to an embodiment of the present invention, the steel transfer device includes a bracket assembly. The bracket assembly includes two support plates and at least one fixing rod. The support plates are linear triangular plates, the fixing rod is fixedly installed between the two support plates, the support plates are fixedly installed on the moving trolley, and the guide rail is installed on the inclined surface of the support plate.

[0018] According to an embodiment of the present invention, the driving cylinder is installed on the fixing rod, a fixing plate is installed on the connecting pipe, the fixing plate is perpendicular to the connecting pipe, and the output end of the driving cylinder is fixed to the fixing plate.

[0019] According to an embodiment of the present invention, an installation hole is provided at one end of each fixed seat away from the sliding plate, a bearing is installed in the installation hole, and both ends of the rotating shaft are in fit connection with the two bearings respectively.

[0020] According to an embodiment of the present invention, at least one proximity switch is installed on the guide rail.

[0021] According to an embodiment of the present invention, the steel transfer device includes a controller, the controller is installed on the moving trolley, and both the flipping cylinder and the driving cylinder are in signal connection with the controller.

[0022] According to an embodiment of the present utility model, the mobile trolley includes a frame, a plurality of rollers and a movable push handle. At least one of the rollers is installed at the four corners of the bottom of the frame, and the bottom end of the movable push handle is hinged to the front position of the frame.

[0023] Beneficial effects of the present utility model:

[0024] A steel transfer device provided by the present utility model includes a mobile trolley, a receiving hopper, a linear guide rail assembly and a flipping assembly; the linear guide rail assembly includes a guide rail mechanism and a driving device. The guide rail mechanism is inclinedly installed on the mobile trolley, and the first end of the guide rail mechanism is lower than its second end; the receiving hopper and the flipping assembly are both slidably installed on the guide rail mechanism; when the receiving hopper is in the first working position, the receiving hopper is located at the first end of the guide rail mechanism; when the receiving hopper is in the second working position, the receiving hopper is located at the second end of the guide rail mechanism; the driving device is used to drive the receiving hopper to switch between the first working position and the second working position; the flipping assembly has a first working state and a second working state. When the flipping assembly is in the first working state, the flipping assembly drives the receiving hopper in the second working position to flip to turn out the steel in the receiving hopper; when the flipping assembly is in the second working state, the flipping assembly drives the receiving hopper in the first working position to return to the upright position.

[0025] Workers take out the round steel in the receiving box of the cold shear machine and place it in the receiving hopper of the present steel transfer device. Then the workers push the mobile trolley to move the mobile trolley close to the component detection equipment so that the receiving hopper faces the detection table. At this time, the receiving hopper is in the first working position and the receiving hopper is in the receiving state. Then the driving device drives the receiving hopper to switch from the first working position to the second working position, so that the receiving hopper moves from the first end of the guide rail mechanism to the second end, so that while the receiving hopper moves towards the detection table, its height is gradually increasing, and finally the receiving hopper moves above the detection table. Then the flipping assembly drives the receiving hopper in the second working position to flip to turn out the steel in the receiving hopper, so that the round steel in the receiving hopper falls from the receiving hopper onto the detection table, and finally the detection equipment can be used for detection.

[0026] In this way, there is no need for manual clamping of the round steel and placing it on the detection table, the operation is simpler, time-saving and labor-saving, and the problem of scalding workers caused by operation errors can be avoided. Description of the drawings

[0027] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required to be used in the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0028] Figure 1 It is the first perspective view provided by the embodiment of the present utility model;

[0029] Figure 2 It is the second perspective view provided by the embodiment of the present utility model;

[0030] Figure 3 It is the structural diagram of the material receiving hopper, linear guide rail assembly and flipping assembly provided by the embodiment of the present utility model;

[0031] Figure 4 It is the structural diagram of the material receiving hopper, flipping assembly, sliding plate and sliding seat provided by the embodiment of the present utility model;

[0032] Figure 5 It is the structural diagram of the driving cylinder and the bracket assembly provided by the embodiment of the present utility model;

[0033] Figure 6 It is the structural diagram of the hinge seat, flipping cylinder, curved rod and fixed seat provided by the embodiment of the present utility model;

[0034] Figure 7 It is the structural diagram of the material receiving hopper and the rotating shaft provided by the embodiment of the present utility model.

[0035] Icon: 1. Frame; 101. Roller; 2. Movable push handle; 3. Material receiving hopper; 301. Bearing frame; 302. Rotating shaft; 4. Guide rail; 5. Flipping assembly; 501. Fixed seat; 502. Curved rod; 503. Flipping cylinder; 504. End cover; 6. Support plate; 7. Sliding plate; 701. Sliding seat; 702. Connecting pipe; 703. Fixed plate; 704. Fixed rod; 8. Driving cylinder; 9. Hinge seat. Detailed implementation manners

[0036] Next, the technical solutions of the present utility model will be clearly and completely described in conjunction with the embodiments. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0037] Such as Figures 1-7As shown in the figure, an embodiment of the present utility model provides a steel transfer device, which includes a mobile trolley, a receiving hopper 3, a linear guide rail assembly, and a flipping assembly 5; the linear guide rail assembly includes a guide rail mechanism and a driving device, the guide rail mechanism is inclined and installed on the mobile trolley, and the first end of the guide rail mechanism is lower than its second end; both the receiving hopper 3 and the flipping assembly 5 are slidably installed on the guide rail mechanism; when the receiving hopper 3 is in the first working position, the receiving hopper 3 is located at the first end of the guide rail mechanism; when the receiving hopper 3 is in the second working position, the receiving hopper 3 is located at the second end of the guide rail mechanism; the driving device is used to drive the receiving hopper 3 to switch between the first working position and the second working position; the flipping assembly 5 has a first working state and a second working state. When the flipping assembly 5 is in the first working state, the flipping assembly 5 drives the receiving hopper 3 in the second working position to flip so as to turn out the steel in the receiving hopper 3; when the flipping assembly 5 is in the second working state, the flipping assembly 5 drives the receiving hopper 3 in the first working position to return to the upright position.

[0038] In this embodiment, the worker takes out the round steel in the receiving box of the cold shear machine and places it into the receiving hopper 3 of this steel transfer device. Then the worker pushes the mobile trolley to move the mobile trolley close to the component detection equipment so that the receiving hopper 3 faces the detection table. At this time, the receiving hopper 3 is in the first working position and the receiving hopper 3 is in the receiving state. Then the driving device drives the receiving hopper 3 to switch from the first working position to the second working position, so that the receiving hopper 3 moves from the first end of the guide rail mechanism to the second end, so that while the receiving hopper 3 moves in the direction of the detection table, its height is gradually increasing. Finally, the receiving hopper 3 moves above the detection table. Then the flipping assembly 5 drives the receiving hopper 3 in the second working position to flip so as to turn out the steel in the receiving hopper 3, so that the round steel in the receiving hopper 3 falls from the receiving hopper 3 onto the detection table, and finally the detection equipment can be used for detection.

[0039] In this way, there is no need for manual clamping of the round steel and placing it on the detection table, the operation is simpler, time-saving and labor-saving, and it can avoid the problem of scalding workers due to operation errors.

[0040] Among them, the detection equipment includes a handheld laser spectrometer, an inductively coupled plasma emission spectrometer, etc. Using this steel transfer device, the steel can be placed on the detection platform, and then the handheld laser spectrometer can be used for component detection, or this steel transfer device can be directly used to pour the steel into the detection chamber of the inductively coupled plasma emission spectrometer.

[0041] In addition, in this embodiment, a conveyor can be set between the cold shear machine and the detection equipment. The steel is loaded onto the conveyor through the steel transfer device in this embodiment, and the conveyor transports the steel to the detection table of the detection equipment.

[0042] Preferably, as Figure 1 and Figure 2As shown, the mobile trolley includes a frame 1 and a movable push handle 2. Rolling wheels 101 are installed at the four corners of the bottom of the frame 1, and a movable push handle 2 is installed at the front of the frame 1. The bottom of the movable push handle 2 is hinged to the frame 1, so that the angle of the movable push handle 2 is adjustable. Further, a linear guide rail assembly is installed on the right side of the frame 1.

[0043] Preferably, as Figure 1 and Figure 2 shown, a notch is formed in the middle position on the right side of the mobile trolley. Plate bodies are respectively fixed on the front and rear inner walls of the notch, and a bracket assembly is installed between the two plate bodies. The linear guide rail assembly is installed on the bracket assembly. Specifically, as Figure 3 shown, the bracket assembly includes two support plates 6 and two fixing rods 704. The two support plates 6 are right-angled triangular plates. The two support plates 6 are respectively fixed on the two plate bodies in the notch by bolts, and the inclined surfaces of the support plates 6 face upward, that is, from the left side to the right side of the mobile trolley, the left end of the support plate 6 is lower than its right end. The two fixing rods 704 are fixedly installed between the two support plates 6 to connect the two support plates 6 and enhance the stability of the bracket assembly. Specifically, the two ends of one fixing rod 704 are respectively connected to the positions near the middle of the bottom edges of the two support plates 6, and the two ends of the other fixing rod 704 are respectively connected to the right sides of the bottom edges of the two support plates 6.

[0044] It should be noted that the first direction is the direction of the hypotenuse of the support plate 6.

[0045] As Figure 3 shown, the linear guide rail assembly includes a guide rail mechanism and a driving device. The driving device includes a driving cylinder 8. The guide rail mechanism includes two guide rails 4. The two guide rails 4 are respectively fixedly installed on the top inclined surfaces of the two support plates 6, so that the guide rails 4 are inclined. At this time, the length direction of the guide rails 4 is the same as the above-mentioned first direction. Two sliding seats 701 are slidably installed on each guide rail 4, and the two sliding seats 701 on each guide rail 4 are connected by a sliding plate 7. The top of the sliding seat 701 is fixedly connected to the sliding plate 7. One end of a connecting pipe 702 is fixed to the right end of one sliding plate 7, and the other end is fixed to the right end of the other sliding plate 7.

[0046] Again, as Figure 5 shown, the driving cylinder 8 is installed on a fixing rod 704 through a mounting seat, and the other end is connected to the connecting pipe 702. The material receiving hopper 3 is rotatably installed between the two sliding plates 7, and a flipping assembly 5 is installed on the sliding plates 7 to drive the material receiving hopper 3 to flip.

[0047] After the steel transfer device moves close to the inspection platform, the driving cylinder 8 extends to push the connecting pipe 702. Since the two sliding plates 7 are fixed by the connecting pipe 702 and the sliding plate 7 is slidably mounted on the guide rail 4 through the sliding seat 701, when the driving cylinder 8 extends, it will push the sliding plate 7 to move to the right side of the guide rail 4 on the guide rail 4. And the receiving hopper 3 is installed between the two sliding plates 7, so it will also move to the right side of the guide rail 4, so that the receiving hopper 3 gradually approaches the inspection platform, and the height of the receiving hopper 3 gradually increases until the receiving hopper 3 moves above the inspection platform or the right side of the receiving hopper 3 is above the inspection platform. Then the flipping assembly 5 drives the receiving hopper 3 to rotate to adjust the inclination angle of the receiving hopper 3, so that the left side of the receiving hopper 3 is high and the right side is low, so that the round steel in the receiving hopper 3 will smoothly roll from the receiving hopper 3 onto the inspection platform. Such a transfer has high efficiency, is convenient to operate, and saves time and effort.

[0048] Optionally, as Figure 4 shown, a fixing plate 703 is installed at the middle position of the connecting pipe 702. A round hole for the output end of the driving cylinder 8 to pass through is provided near the bottom of the fixing plate 703. An external thread is provided on the outer side surface of the output end of the driving cylinder 8. After the output end of the driving cylinder 8 passes through the round hole on the fixing plate 703, a nut is used to fix the output end of the driving cylinder 8 to the fixing plate 703.

[0049] Preferably, as Figure 4 shown, the flipping assembly 5 includes two fixing seats 501, a rotating shaft 302 and a flipping driving mechanism. Among them, the two fixing seats 501 are respectively installed on the two sliding plates 7. The fixing seat 501 is in the shape of an inclined plate, and the included angle formed between the fixing seat 501 and the sliding plate 7 is an acute angle. Again, as Figure 7 shown, a bearing frame 301 is welded at the bottom of the receiving hopper 3. The rotating shaft 302 includes a shaft one and a shaft two. The shaft one and the shaft two are respectively fixed to the front end and the rear end of the bearing frame 301, and the shaft one and the shaft two are coaxially arranged.

[0050] Furthermore, the shaft one and the shaft two are respectively rotatably connected to the two fixing seats 501, and the flipping driving mechanism is used to drive the receiving hopper 3 to rotate around the axis of the rotating shaft 302 to change the inclination angle of the receiving hopper 3.

[0051] Preferably, as Figure 6 shown, the flipping driving mechanism includes a flipping cylinder 503, a hinge seat 9 and a curved rod 502. The flipping driving mechanism is located in front of the receiving hopper 3. Among them, the hinge seat 9 is installed on the sliding plate 7 in front of the receiving hopper 3. The first end of the curved rod 502 is connected to the shaft one of the rotating shaft 302. One end of the flipping cylinder 503 is hinged to the hinge seat 9, and the other end is hinged to the second end of the curved rod 502.

[0052] It should be noted that, as Figure 4As shown, the tipping cylinder 503 is inclined, and the included angle formed between it and the sliding plate 7 is an acute angle.

[0053] In the material receiving state, the state of the material receiving hopper 3 is as Figure 4 shown. When it is necessary to pour out the round steel in the material receiving hopper 3, the tipping cylinder 503 extends so that the curved rod 502 drives the rotating shaft 302 to rotate clockwise, thereby causing the material receiving hopper 3 to rotate clockwise until the left side of the material receiving hopper 3 is higher than its right side, so that the round steel in the material receiving hopper 3 can roll out along the material receiving hopper 3. Subsequently, the tipping cylinder 503 shortens to pull the curved rod 502 to drive the rotating shaft 302 to rotate counterclockwise, thereby causing the material receiving hopper 3 to rotate counterclockwise, and the material receiving hopper 3 gradually returns to the Figure 4 state.

[0054] Optionally, as Figure 6 shown, mounting holes are formed at the top of each fixed seat 501. Bearings are installed in the mounting holes, and an end cover 504 is provided outside the fixed seat 501. The end cover 504 covers the bearings. The first shaft and the second shaft of the rotating shaft 302 are respectively in fit connection with the bearings on the two fixed seats 501.

[0055] Preferably, in this embodiment, a controller is installed on the trolley. The driving cylinder 8 and the tipping cylinder 503 are both controlled by the controller to realize automatic blanking.

[0056] Furthermore, a proximity switch is installed at the right end of the guide rail 4. When the sliding plate 7 moves to the proximity switch, the controller controls the driving cylinder 8 to pause, indicating that the sliding plate 7 has moved in place.

[0057] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by terms such as "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation of the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0058] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "linkage" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the connection inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. In addition, in the description of the present utility model, unless otherwise stated, the meaning of "a plurality of" is two or more than two.

[0059] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A steel material transfer device, characterized in that: It comprises a moving trolley, a receiving hopper (3), a linear guide assembly and a turning assembly (5); The linear guide assembly comprises a guide mechanism and a driving device, wherein the guide mechanism is obliquely mounted on the moving trolley, and a first end of the guide mechanism is lower than a second end thereof; The receiving hopper (3) and the turning assembly (5) are both slidably mounted on the guide rail mechanism; When the receiving hopper (3) is in the first working position, the receiving hopper (3) is located at the first end of the guide rail mechanism; when the receiving hopper (3) is in the second working position, the receiving hopper (3) is located at the second end of the guide rail mechanism; The driving device is used to drive the receiving hopper (3) to switch between the first working position and the second working position; The flip assembly (5) has a first working state and a second working state. When the flip assembly (5) is in the first working state, the flip assembly (5) drives the receiving hopper (3) at the second station to flip so as to turn out the steel in the receiving hopper (3); When the flip assembly (5) is in the second working state, the flip assembly (5) drives the receiving hopper (3) at the first working position to return to the normal position.

2. A steel material transfer device according to claim 1, characterized in that: The driving device comprises a driving cylinder (8), the guide rail mechanism comprises two guide rails (4), the two guide rails (4) are obliquely mounted on the moving trolley, one end of the guide rail (4) is lower than the other end, a sliding plate (7) is slidably mounted on each guide rail (4), a connecting pipe (702) is fixedly mounted between the two sliding plates (7), the driving cylinder (8) is parallel to the guide rails (4), and the output end of the driving cylinder (8) is connected to the connecting pipe (702).

3. A steel material transfer device according to claim 2, characterized in that: The flip assembly (5) comprises two fixed seats (501), a rotating shaft (302) and a flip driving mechanism. The two fixed seats (501) are respectively mounted on the two sliding plates (7). The rotating shaft (302) is rotatably mounted between the two fixed seats (501). The bottom of the receiving hopper (3) is connected to the rotating shaft (302). The flip driving mechanism is used to drive the receiving hopper (3) to rotate around the axis of the rotating shaft (302) to change the inclination angle of the receiving hopper (3).

4. A steel material transfer device according to claim 3, characterized in that: The flipping drive mechanism comprises a flipping cylinder (503), an articulated seat (9) and a bent rod (502), wherein the articulated seat (9) is mounted on one of the sliding plates (7), a first end of the bent rod (502) is connected to the rotating shaft (302), one end of the flipping cylinder (503) is hinged to the articulated seat (9), and the other end thereof is hinged to the second end of the bent rod (502).

5. The steel material transfer device according to claim 2, characterized in that: The steel material transfer device comprises a support assembly, wherein the support assembly comprises two support plates (6) and at least one fixing rod (704), wherein the support plates (6) are straight triangular plates, wherein the fixing rod (704) is fixedly installed between the two support plates (6), wherein the support plates (6) are fixedly installed on the moving trolley, and wherein the guide rail (4) is installed on the inclined surface of the support plates (6).

6. The steel material transfer device according to claim 5, characterized in that: The driving cylinder (8) is mounted on the fixing rod (704), a fixing plate (703) is mounted on the connecting pipe (702), the fixing plate (703) is perpendicular to the connecting pipe (702), and the output end of the driving cylinder (8) is fixed to the fixing plate (703).

7. The steel material transfer device according to claim 4, characterized in that: Each of the fixing seats (501) is provided with a mounting hole at one end away from the sliding plate (7), a bearing being installed in the mounting hole, and the two ends of the rotating shaft (302) are respectively matched and connected with the two bearings.

8. The steel material transfer device according to claim 2, characterized in that: At least one proximity switch is installed on the guide rail (4).

9. The steel material transfer device according to claim 4, characterized in that: The steel material transfer device comprises a controller, which is mounted on the moving trolley. The turning cylinder (503) and the driving cylinder (8) are both connected to the controller by signal.

10. A steel material transfer device according to any one of claims 1 to 9, characterized in that: The mobile trolley comprises a frame (1), a plurality of rollers (101) and a movable push handle (2); at least one of the rollers (101) is mounted at the four bottom corners of the frame (1); and the bottom end of the movable push handle (2) is hinged to the front of the frame (1).