Device for rapidly loading and unloading waste steel

Abstract

The utility model relates to a device for rapidly loading and unloading waste steel, and relates to the technical field of waste steel recovery devices. The clamping device comprises a loading and unloading outer cover and two clamping claws, a driving mechanism is arranged in the loading and unloading outer cover, and the driving mechanism is used for driving the two clamping claws to get close to each other or get away from each other. The steel-making waste recovery device has the effects that the waste with the small iron content generated in steel-making can be conveniently recovered, and the recovery efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application relates to a device for quickly loading and unloading scrap steel. BACKGROUND

[0002] Steel smelting refers to removing impurities in pig iron and scrap steel by oxidation, adding appropriate alloy elements to make the pig iron and scrap steel into steel with high strength, ductility or other special properties, and the main raw materials for steel smelting include iron ore, coke, limestone and scrap steel. When steel smelting is carried out in a steel smelting plant, a large amount of waste is usually generated. The common recovery method for the steel smelting waste is to use a suction cup to electrically attract the waste. However, the suction cup cannot conveniently attract the waste with a small iron content, and the recovery efficiency is affected, and thus needs to be improved. CONTENT OF THE INVENTION

[0003] In order to conveniently recover the waste with a small iron content generated during steel smelting and improve the recovery efficiency, the application provides a device for quickly loading and unloading scrap steel.

[0004] The device for quickly loading and unloading scrap steel provided by the application adopts the following technical scheme:

[0005] The device for quickly loading and unloading scrap steel comprises a loading and unloading cover and two clamping claws, the loading and unloading cover is internally provided with a driving mechanism, and the driving mechanism is used for driving the two clamping claws to move close to each other or move away from each other.

[0006] Through the above technical scheme, the driving mechanism is started, the two clamping claws on the two sides move close to each other, and thus the waste can be clamped. When the loading and unloading cover moves to the waste accumulation position, the driving mechanism is reset, the two clamping claws on the two sides move away from each other, the waste that loses the external force will fall, and thus the waste with a low iron content is clamped.

[0007] Preferably, the driving mechanism comprises a hydraulic cylinder, two first connecting rods, two second connecting rods, two third connecting rods, two driving gears and two driving racks, the first connecting rod, the second connecting rod, the third connecting rod, the driving gear, the driving rack and the clamping claw are one-to-one corresponding, the hydraulic cylinder is arranged at the top of the loading and unloading cover, the piston rod of the hydraulic cylinder penetrates through the loading and unloading cover, the two first connecting rods are horizontally arranged on the wall around the piston rod of the hydraulic cylinder, one end of the second connecting rod is hingedly connected with the corresponding first connecting rod, the other end of the second connecting rod is hingedly connected with the corresponding third connecting rod, the driving gear is formed on the end of the third connecting rod away from the second connecting rod, the driving gear is rotationally connected with the inner wall of the loading and unloading cover, the driving rack is slidingly connected to the bottom wall of the loading and unloading cover, the driving rack is engaged with the corresponding driving gear, and the clamping claw is connected with the corresponding driving rack.

[0008] By adopting the technical scheme, when the hydraulic cylinder is started, the piston rod will drive the first connecting rod, the second connecting rod and the third connecting rod to move, the hinged relationship among the first connecting rod, the second connecting rod and the third connecting rod can transmit the movement to the drive gear, and then the drive rack can be driven to slide by the drive gear, according to different movement directions of the piston rod of the hydraulic cylinder, the two clamping claws can be moved close to each other or away from each other, the driving mechanism has simple structure, is convenient to implement, and has high convenience and practicality.

[0009] Preferably, a limiting slide rod is arranged in the loading and unloading cover, the length direction of the limiting slide rod is consistent with the sliding direction of the drive rack, and the limiting slide rod sequentially penetrates the two drive racks.

[0010] By adopting the technical scheme, the limiting slide rod can ensure the movement track of the drive rack, improve the stability of the clamping claw, and prevent the drive rack from falling off the drive gear, thereby improving the structural stability of the driving mechanism.

[0011] Preferably, a fixing plate is arranged on the bottom wall of the hydraulic cylinder, and a locking piece for connecting with the loading and unloading cover is arranged on the fixing plate.

[0012] By adopting the technical scheme, the fixing plate is arranged at the bottom of the hydraulic cylinder, so that the loading and unloading cover and the hydraulic cylinder can be conveniently assembled and disassembled, the hydraulic cylinder can be maintained or replaced, and the convenience of the device in use is improved.

[0013] Preferably, a baffle plate is arranged at the bottom of the loading and unloading cover, and a sliding groove for sliding of the clamping claw is arranged on the baffle plate.

[0014] By adopting the technical scheme, the baffle plate can block external waste, prevent large waste from entering the loading and unloading cover, prevent the driving mechanism inside from being stuck, improve the safety of the device in use, and effectively prolong the service life of the device.

[0015] Preferably, a buffer plate is arranged on the side of the baffle plate facing the inside of the loading and unloading cover, a plurality of buffer rods are arranged at the bottom of the buffer plate, the bottom ends of the buffer rods are slidably connected to the baffle plate, springs are arranged on the peripheral walls of the buffer rods, and the springs abut between the buffer plate and the baffle plate.

[0016] By adopting the technical scheme, the buffer plate, the buffer rods and the springs can effectively prevent the hydraulic cylinder from moving excessively and causing the drive racks and the clamping claws on the two sides to directly collide, thereby improving the safety of the device in implementation and prolonging the service life.

[0017] Preferably, the two clamping claws each have a magnetic module on the side facing each other.

[0018] By adopting the technical scheme, the magnetic attraction module is arranged, so that the clamping claws can conveniently clamp and recycle the waste with high iron content, thereby improving the applicability and convenience of the device.

[0019] Preferably, the side of each of the two clamping claws close to each other is provided with anti-skid teeth arranged at the end of the clamping claw away from the loading and unloading cover.

[0020] By adopting the technical scheme, the clamping claws are arranged, so that the friction force on the waste can be improved when the waste is clamped and recycled, the probability of the waste falling off between the two clamping claws is reduced, and the stability and recycling efficiency of the device are improved.

[0021] In summary, the device has at least one of the following beneficial technical effects:

[0022] 1. The driving mechanism is started, so that the two clamping claws are close to each other, thereby the waste can be clamped. When the loading and unloading cover moves to the waste accumulation position, the driving mechanism is reset, the two clamping claws are away from each other, and the waste without external force will fall, thereby the waste with low iron content is clamped.

[0023] 2. The hydraulic cylinder is started, the piston rod drives the first connecting rod, the second connecting rod and the third connecting rod to move, the first connecting rod, the second connecting rod and the third connecting rod are hingedly connected, the movement is transmitted to the driving gear, the driving gear drives the driving rack to slide, according to the different movement directions of the piston rod of the hydraulic cylinder, the two clamping claws are close to or away from each other. The driving mechanism has simple structure, is easy to implement, and has high convenience and practicality. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a structural schematic view of a device for quickly loading and unloading waste steel.

[0025] Figure 2 is Figure 1 is a local enlarged view of A in FIG. 1.

[0026] BRIEF DESCRIPTION OF DRAWINGS: 1, loading and unloading cover; 2, clamping claw; 21, magnetic attraction module; 22, anti-skid tooth; 3, driving mechanism; 31, hydraulic cylinder; 311, fixed plate; 312, locking piece; 32, first connecting rod; 33, second connecting rod; 34, third connecting rod; 35, driving gear; 36, driving rack; 4, limiting slide rod; 5, baffle; 51, sliding groove; 52, buffer plate; 53, buffer rod; 54, spring piece. DETAILED DESCRIPTION

[0027] The following will be described in combination with the drawingsFigures 1-2 This application will be described in further detail.

[0028] This application discloses a device for rapidly loading and unloading scrap steel. (Refer to...) Figure 1 The device consists of a loading and unloading cover 1 and two gripping claws 2. Each gripping claw 2 has a magnetic suction module 21 on its side that is close to each other. In this embodiment, the magnetic suction module 21 uses a magnet to facilitate the picking up of waste materials with high iron content. Each gripping claw 2 has anti-slip teeth 22 formed on its side that is close to each other. The anti-slip teeth 22 are located at the end of the gripping claw 2 away from the loading and unloading cover 1 to increase friction and reduce the probability of waste materials slipping.

[0029] Reference Figure 1 The loading and unloading cover 1 is equipped with a drive mechanism 3, which is used to drive the two gripping claws 2 to move closer or further apart. The drive mechanism 3 includes a hydraulic cylinder 31, two first connecting rods 32, two second connecting rods 33, two third connecting rods 34, two drive gears 35 and two drive racks 36. The first connecting rods 32, second connecting rods 33, third connecting rods 34, drive gears 35, drive racks 36 and gripping claws 2 are arranged in a one-to-one correspondence.

[0030] Reference Figure 1 The hydraulic cylinder 31 is located on the top wall of the loading and unloading cover 1. A fixing plate 311 is provided at the bottom of the hydraulic cylinder 31. The fixing plate 311 abuts against the top wall of the loading and unloading cover 1. A locking member 312 is provided on the fixing plate 311. In this embodiment, the locking member 312 is a bolt, which is used to quickly install the fixing plate 311 and the loading and unloading cover 1. The piston rod of the hydraulic cylinder 31 passes through the loading and unloading cover 1 and enters the interior.

[0031] Reference Figure 1 Both first connecting rods 32 are horizontally fixed to the peripheral wall of the piston rod of the hydraulic cylinder 31. The two first connecting rods 32 are symmetrically arranged about the axis of the piston rod of the hydraulic cylinder 31. One end of the second connecting rod 33 is hinged to the end of the corresponding first connecting rod 32 away from the piston rod of the hydraulic cylinder 31, and the other end is hinged to the corresponding third connecting rod 34. The drive gear 35 is welded to the end of the third connecting rod 34 away from the second connecting rod 33, and the drive gear 35 is rotatably connected to the inner wall of the loading and unloading cover 1.

[0032] Reference Figure 1 The bottom of the loading and unloading cover 1 is provided with a baffle 5. The baffle 5 has a sliding groove 51 through which the gripper 2 slides. The sliding groove 51 is opened along the sliding direction of the gripper 2. A limit slide rod 4 is provided in the sliding groove 51. Two drive racks 36 are sleeved on the periphery of the limit slide rod 4. The drive racks 36 mesh with the corresponding drive gears 35 to perform transmission.

[0033] Reference Figure 1 and Figure 2The one side of the baffle 5 facing the inside of the loading and unloading cover 1 is provided with a buffer plate 52, the bottom of the buffer plate 52 is provided with a plurality of buffer rods 53, the bottom end of the buffer rod 53 is slidingly connected to the baffle 5, the peripheral wall of the buffer rod 53 is sleeved with a spring piece 54, the spring piece 54 abuts between the buffer plate 52 and the baffle 5, so as to prevent the piston rod of the hydraulic rod from being excessively slid.

[0034] The implementation principle of the device for quickly loading and unloading scrap steel is as follows: the hydraulic cylinder 31 is started, the piston rod of the hydraulic cylinder 31 drives the first connecting rod 32, the second connecting rod 33 and the third connecting rod 34 to move, through the hinged relationship between the first connecting rod 32, the second connecting rod 33 and the third connecting rod 34, the movement can be transmitted to the driving gear 35, and then the driving rack 36 can be driven to slide through the driving gear 35, according to different movement directions of the piston rod of the hydraulic cylinder 31, the two clamping claws 2 can be close to each other or away from each other, so as to realize clamping or putting down of the scrap, the structure is simple, easy to implement, and the recovery efficiency of the scrap with low iron content is effectively improved.

[0035] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, so: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A device for rapid loading and unloading of scrap metal, characterized in that: The utility model provides a kind of loading and unloading cover and two clamping claws, the driving mechanism is arranged in the loading and unloading cover, the driving mechanism is used to drive two clamping claws to be close to each other or be far away from each other.

2. A device for quick loading and unloading of scrap steel as claimed in claim 1, wherein: The driving mechanism includes a hydraulic cylinder, two first connecting rods, two second connecting rods, two third connecting rods, two drive gears and two drive racks, and the first connecting rod, the second connecting rod, the third connecting rod, the drive gear, the drive rack and the clamping claw are one-to-one corresponding; the hydraulic cylinder is arranged at the top of the loading and unloading cover, the piston rod of the hydraulic cylinder penetrates through the loading and unloading cover, both the first connecting rods are horizontally arranged on the wall around the piston rod of the hydraulic cylinder, one end of the second connecting rod is hinged with the corresponding first connecting rod, the other end is hinged with the corresponding third connecting rod, the drive gear is formed on the end of the third connecting rod away from the second connecting rod, the drive gear is rotationally connected with the inner wall of the loading and unloading cover, the drive rack is slidingly connected to the bottom wall of the loading and unloading cover, the drive rack is engaged with the corresponding drive gear, and the clamping claw is connected with the corresponding drive rack.

3. A device for quick loading and unloading of scrap steel according to claim 2, characterized in that: The inside of the loading and unloading cover is provided with a limiting slide rod, the length direction of the limiting slide rod is consistent with the sliding direction of the drive rack, and the limiting slide rod penetrates through the two drive racks in sequence.

4. A device for quick loading and unloading of scrap steel as claimed in claim 2 wherein: The bottom wall of the hydraulic cylinder is provided with a fixed plate, and the fixed plate is provided with a locking member for connecting with the loading and unloading cover.

5. A device for quick loading and unloading scrap steel as claimed in claim 2 wherein: The bottom of the loading and unloading cover is provided with a baffle, and the baffle is provided with a sliding groove for the clamping claw to slide.

6. A device for quick loading and unloading scrap steel according to claim 5, characterized in that: The side of the baffle facing the inside of the loading and unloading cover is provided with a buffer plate, the bottom of the buffer plate is provided with a plurality of buffer rods, the bottom end of the buffer rod is slidingly connected to the baffle, the wall around the buffer rod is sleeved with a spring member, and the spring member abuts between the buffer plate and the baffle.

7. A device for quick loading and unloading of scrap steel as claimed in claim 1 wherein: The side of both the clamping claws close to each other is provided with a magnetic attraction module.

8. A device for quick loading and unloading of scrap steel as claimed in claim 1 wherein: The side of both the clamping claws close to each other is provided with an anti-skid tooth, and the anti-skid tooth is arranged at the end of the clamping claw away from the loading and unloading cover.

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