Calcining furnace for manufacturing wear-resistant steel balls

Abstract

The utility model discloses a calcining furnace for manufacturing wear-resistant steel balls, which comprises a calcining furnace body and a transport frame body, an electric heating tube assembly is transversely arranged in the calcining furnace body, a calcining cylinder is erected in the electric heating tube assembly, a connecting rod is hinged to one side of the outside of the calcining cylinder, and an arch-shaped moving rod is vertically and fixedly connected to the tail end of the connecting rod. A driving groove frame is fixedly connected to one side of the exterior of the calcining furnace body, a servo motor is fixedly connected to one end of the driving groove frame, a rotating screw is arranged at the output end of the servo motor, a movable sliding block is arranged on the outer side of the rotating screw in a sleeving mode, and a bearing semi-ring frame is vertically and fixedly connected to the bottom face in the calcining furnace body; the purpose of reciprocating motion of the calcining cylinder is achieved through the connecting rod, the arch-shaped moving rod, the driving groove frame, the servo motor, the rotating screw rod, the moving sliding block, the first limiting ring and the second limiting ring. And the supporting semi-ring frame which keeps the calcining barrel horizontal is matched, so that the calcining barrel is pushed out after calcining is completed, and the calcining barrel is automatically inclined under the gravity effect of the discharging end to complete discharging operation.

Description

TECHNICAL FIELD

[0001] The utility model relates to calcining equipment technical field, specifically a kind of calcining furnace for wear-resistant steel ball manufacturing. BACKGROUND

[0002] Calcining furnace is a kind of equipment for heat treatment to material under high temperature condition, by controlling temperature, time and atmosphere etc., material occurs physical or chemical change, to reach specific process requirement, common application includes wear-resistant steel ball manufacturing, ceramic sintering, chemical raw material dehydration and decomposition etc.

[0003] The existing Chinese patent document CN216409739U discloses a calcining furnace for wear-resistant steel ball manufacturing, which includes a furnace body, a gas inlet pipe is fixedly connected to the middle part of the furnace body, a retaining plate is fixedly connected to the inner side wall of the gas inlet pipe, a motor is fixedly connected to the side end of the retaining plate, a first rotating rod is fixedly connected to the side end of the motor, a fan impeller is fixedly connected to the side end of the first rotating rod, a second rotating rod is fixedly connected to the fan impeller, a brush is fixedly connected to the side end of the second rotating rod, a filter screen is fixedly connected to the inner side wall of the gas inlet pipe, a purification plate is fixedly connected to the inner side wall of the gas inlet pipe, activated carbon is fixedly connected to the inside of the purification plate, and a ventilation hole is fixedly connected to the inside of the purification plate. The filter screen can filter dust and impurities in the gas, and the cooperation of the filter screen and the activated carbon can reduce the quality problems of the product caused by the dust and other impurities in the oxygen during the work of the forging furnace, thereby improving the quality of the product. However, the calcining furnace still has the following problems: the discharge is carried out vertically through the bottom discharge pipe, valve wheel and gear structure, but during the calcining process, the material does not need to be completely melted, only needs to reach the critical value of melting point to facilitate forging, at this time, the internal material is still in solid state, which is difficult to flow naturally from the discharge pipe, and normal discharge cannot be realized. SUMMARY

[0004] The utility model aims at solving the problem that the discharge is carried out vertically through the bottom discharge pipe, valve wheel and gear structure in the above-mentioned calcining furnace, but during the calcining process, the material does not need to be completely melted, only needs to reach the critical value of melting point to facilitate forging, at this time, the internal material is still in solid state, which is difficult to flow naturally from the discharge pipe, and normal discharge cannot be realized, and provides a calcining furnace for wear-resistant steel ball manufacturing.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: A calcining furnace for wear -resisting steel ball manufacturing, include: calcining furnace body and transport frame body, the inside transverse of calcining furnace body is provided with electric heating pipe subassembly, the inside of electric heating pipe subassembly is erected with calcining cylinder, the outside one side of calcining cylinder is hinged with connecting rod, the end perpendicularly of connecting rod is fixed with arcuate moving link, one side of calcining furnace body outside is fixed with drive slot frame, one end of drive slot frame is fixed with servo motor, the output of servo motor is provided with rotation screw rod, the outside of rotation screw rod is equipped with moving slider, the parallel fixed sleeve of connecting rod is equipped with limit ring no. One and limit ring no. Two, the inside bottom of calcining furnace body is perpendicularly fixed with supporting half ring frame, the opening end of calcining cylinder is hinged with cylinder sealing door, the opening end of calcining furnace body is hinged with furnace body sealing door, the top of calcining furnace body is installed with exhaust valve.

[0006] As the further scheme of the utility model: The connecting support frame is fixed to the bottom end of the calcining furnace body, and the calcining furnace body is fixed and erected on the top of the feeding end of the transport frame body through the connecting support frame.

[0007] As the further scheme of the utility model: The electric heating pipe subassembly is composed of a plurality of electric heating pipes arranged in a ring, and the calcining cylinder is arranged in parallel with the pipe body at the center of the electric heating pipe subassembly.

[0008] As the further scheme of the utility model: The number of the drive slot frame, the servo motor, the rotation screw rod and the moving slider is two, and they are symmetrically arranged on the two sides of the calcining furnace body, the rotation screw rod and the moving slider are arranged in the drive slot frame, and the rotation screw rod is screw-connected with the moving slider, and the two ends of the arcuate moving link are fixed with the side surfaces of the two moving sliders.

[0009] As the further scheme of the utility model: The supporting half ring frame is composed of a supporting rod and a half ring type supporting frame, and the half ring type supporting frame directly contacts with the outside of the calcining cylinder, and the friction between them does not hinder the horizontal movement of the calcining cylinder.

[0010] As the further scheme of the utility model: The transport driving part is installed on one side of the transport frame body, the transport belt is sleeved with the output shaft of the transport driving part, the cooling disc is placed on the top surface of the transport belt, the transport driving part is integrated with two output shafts and a motor device for driving the synchronous rotation of the two output shafts, and the two output shafts are sleeved with the same group of transport belts.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. The utility model discloses a connecting rod, arc moving rod, drive slot frame, servo motor, rotation screw rod, moving slider, limit ring one and limit ring two realize the purpose that calcining cylinder reciprocatingly moves, cooperate and keep its horizontal support half ring frame convenient calcining is completed through the gravity of pushing out calcining cylinder at the discharge end and makes calcining cylinder automatic tilt completes the unloading operation, and this kind of unloading mode is simple and effective, and the unloading mode of complete tilt is adapted to different material form, improves the equipment applicability.

[0013] 2. The heating calcination structure of the calcining furnace body in which the calcining cylinder is erected also avoids the problem that impurities are mixed into raw materials during heating, affecting product quality, and the reciprocatingly moving automatic unloading structure is arranged outside the calcining furnace body, avoiding damage and influence of high temperature inside on other functional structures. DRAWINGS

[0014] Figure 1 It is the whole structure schematic diagram of the calcining furnace for manufacturing wear-resistant steel ball that the utility model discloses.

[0015] Figure 2 It is the structure schematic diagram of the drive slot frame in the calcining furnace for manufacturing wear-resistant steel ball that the utility model discloses.

[0016] Figure 3 It is the structure schematic diagram of the support half ring frame in the calcining furnace for manufacturing wear-resistant steel ball that the utility model discloses.

[0017] Figure 4 It is the structure schematic diagram of the connecting rod in the calcining furnace for manufacturing wear-resistant steel ball that the utility model discloses.

[0018] Figure 5 It is the structure schematic diagram of the arc moving rod in the calcining furnace for manufacturing wear-resistant steel ball that the utility model discloses.

[0019] Figure 6 It is the structure schematic diagram of the cooling disc in the calcining furnace for manufacturing wear-resistant steel ball that the utility model discloses.

[0020] In the drawing: 1, calcining furnace body;2, transport frame body;3, connecting support frame;4, electric heating pipe assembly;5, calcining cylinder;6, connecting rod;7, arc moving rod;8, drive slot frame;9, servo motor;10, rotation screw rod;11, moving slider;12, limit ring one;13, limit ring two;14, support half ring frame;15, cylinder body sealing door;16, furnace body sealing door;17, exhaust valve;18, transport driving part;19, transport belt;20, cooling disc. DETAILED DESCRIPTION

[0021] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of the utility model protection.

[0022] In the description of the utility model, it should be explained that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relation shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For the ordinary skill in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. The embodiments of the utility model are described below according to the overall structure of the utility model.

[0023] Referring to Figures 1 to 5 , in the embodiments of the utility model, a calcining furnace for manufacturing wear-resistant steel ball, comprising: calcining furnace body 1 and transport frame body 2, the inside of calcining furnace body 1 is provided with electric heating pipe assembly 4 horizontally, electric heating pipe assembly 4 is provided with calcining cylinder 5 inside, one side of calcining cylinder 5 outside is hinged with connecting rod 6, the end of connecting rod 6 is vertically fixed with arc-shaped moving rod 7, one side of calcining furnace body 1 outside is fixed with driving groove frame 8, one end of driving groove frame 8 is fixed with servo motor 9, the output end of servo motor 9 is provided with rotating screw 10, the outside of rotating screw 10 is provided with moving slider 11, limit ring one 12 and limit ring two 13 are fixedly provided on connecting rod 6 in parallel, the bottom surface of calcining furnace body 1 inside is vertically fixed with supporting half-ring frame 14, the opening end of calcining cylinder 5 is hinged with cylinder sealing door 15, the opening end of calcining furnace body 1 is hinged with furnace body sealing door 16, the top end of calcining furnace body 1 is provided with exhaust valve 17.

[0024] Referring to Figures 2 to 5 , electric heating pipe assembly 4 is composed of several groups of annularly arranged electric heating pipes, calcining cylinder 5 is located in the center of electric heating pipe assembly 4 and is arranged in parallel with the pipe body.

[0025] With the above scheme: the electric heating pipe assembly 4 is arranged in a ring in the calcination furnace body 1, the calcination cylinder 5 is arranged in a converging structure at the discharge end, and is located in the center of the ring of the electric heating pipe assembly 4, and is driven to move horizontally by the connecting rod 6, the limiting ring I 12 fixedly sleeved on the connecting rod 6 limits the resetting degree, so that the calcination cylinder 5 is accurately reset at the center hot spot in the furnace, and the limiting ring II 13 limits the extension degree, avoiding the complete dislocation and falling of the supporting half-ring frame 14.

[0026] Referring to Figure 4 and Figure 5 , the drive slot frame 8, the servo motor 9, the rotating screw rod 10 and the moving slider 11 are provided with two groups, which are symmetrically arranged on the two sides of the calcination furnace body 1, the rotating screw rod 10 and the moving slider 11 are arranged in the drive slot frame 8, and the rotating screw rod 10 is screw-connected with the moving slider 11, and the two ends of the arc-shaped moving rod 7 are fixedly connected with the side surfaces of the two groups of moving sliders 11.

[0027] With the above scheme: the servo motor 9 drives the rotating screw rod 10 to rotate to make the moving slider 11 move horizontally in the drive slot frame 8, drive the arc-shaped moving rod 7 fixedly connected with the two groups of moving sliders 11 to move horizontally, and then make the connecting rod 6 and the calcination cylinder 5 structure fixedly connected with the arc-shaped moving rod 7 move horizontally synchronously, so as to facilitate the pushing out and unloading of the calcination cylinder 5 and the resetting of calcination through the mechanical structure.

[0028] Referring to Figure 4 , the supporting half-ring frame 14 is composed of a supporting rod and a half-ring supporting frame, and the half-ring supporting frame directly contacts the outer side of the calcination cylinder 5, and the friction force does not hinder the horizontal movement of the calcination cylinder 5.

[0029] With the above scheme: the supporting half-ring frame 14 cooperates with the connecting rod 6 to limit the calcination cylinder 5 to be horizontally arranged in the calcination furnace body 1 in the resetting state, and the arc-shaped moving rod 7 drives the calcination cylinder 5 to move reciprocally when the calcination cylinder 5 is pushed out, so that the calcination cylinder 5 can be tilted at the terminal due to the gravity of the discharge end, and automatic unloading is completed.

[0030] Referring to Figure 1 and Figure 6 , the connecting support frame 3 is fixedly connected to the bottom end of the calcination furnace body 1, and the calcination furnace body 1 is fixedly arranged on the top of the loading end of the transportation frame body 2 through the connecting support frame 3, one side of the transportation frame body 2 is provided with a transportation driving member 18, the output shaft of the transportation driving member 18 is provided with a transportation belt 19, and the transportation top surface of the transportation belt 19 is provided with a cooling disc 20. The transportation driving member 18 is integrated with two groups of output shafts and a motor device driving the output shafts to rotate synchronously, and the two groups of output shafts are provided with the same group of transportation belts 19, and the synchronous rotation of the two groups of output shafts drives the transportation belt 19 to carry the objects carried thereon to move at a constant speed.

[0031] Adopting the above scheme, the calcination cylinder 5 is automatically unloaded by the cylinder sealing door 15 after the cylinder body is inclined, the heated and molten wear-resistant steel ball raw materials are discharged, and the raw materials fall in the cooling disc 20, which is transmitted and moved by the conveying structure composed of the conveying frame body 2, the conveying driving element 18 and the conveying belt 19, avoiding the trouble of manually repeatedly placing and collecting materials.

[0032] The working principle of the utility model is as follows: in use, the electric heating pipe assembly 4 is arranged in a ring in the calcination furnace body 1, the calcination cylinder 5 is arranged in a retracted structure at the discharging end and is located in the ring center of the electric heating pipe assembly 4, is driven to move horizontally by the connecting rod 6, the limit ring one 12 fixedly sleeved on the connecting rod 6 limits the reset degree, so that the calcination cylinder 5 is accurately reset at the center hot spot in the furnace, the limit ring two 13 limits the extension degree, avoids the complete dislocation of the calcination cylinder 5 from the supporting half ring frame 14, the servo motor 9 drives the rotating screw 10 to rotate, so that the moving block 11 moves horizontally in the driving groove frame 8, drives the arc-shaped moving rod 7 fixedly connected with the two moving blocks 11 to move horizontally, and then the connecting rod 6 and the calcination cylinder 5 structure fixedly connected with the arc-shaped moving rod 7 move horizontally synchronously, so that the calcination cylinder 5 is pushed out and unloaded and reset by the mechanical structure, the supporting half ring frame 14 cooperates with the connecting rod 6 to limit the calcination cylinder 5 to be arranged horizontally in the calcination furnace body 1 in the reset state, the calcination cylinder 5 is pushed out and can be inclined at the end point due to the gravity of the discharging end when the arc-shaped moving rod 7 drives the reciprocating movement, automatic unloading is completed, the calcination cylinder 5 is automatically unloaded by the cylinder sealing door 15 after the cylinder body is inclined, the heated and molten wear-resistant steel ball raw materials are discharged, and the raw materials fall in the cooling disc 20, which is transmitted and moved by the conveying structure composed of the conveying frame body 2, the conveying driving element 18 and the conveying belt 19, avoiding the trouble of manually repeatedly placing and collecting materials.

[0033] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A calcining furnace for manufacturing a wear-resistant steel ball, characterized by comprising: Include: The calcination furnace body (1) and the transport frame body (2), the electric heating pipe assembly (4) is arranged inside the calcination furnace body (1) transversely, the calcination cylinder (5) is erected inside the electric heating pipe assembly (4), the connecting rod (6) is hinged on the outside one side of the calcination cylinder (5), the arc-shaped moving rod (7) is vertically fixed on the end of the connecting rod (6), the driving slot frame (8) is fixed on the outside one side of the calcination furnace body (1), the servo motor (9) is fixed on one end of the driving slot frame (8), the rotating screw (10) is arranged on the output end of the servo motor (9), the moving slider (11) is sleeved on the outside of the rotating screw (10), the limit ring one (12) and the limit ring two (13) are fixed on the connecting rod (6) in parallel, the supporting half-ring frame (14) is vertically fixed on the bottom surface inside the calcination furnace body (1), the cylinder sealing door (15) is hinged on the opening end of the calcination cylinder (5), the furnace body sealing door (16) is hinged on the opening end of the calcination furnace body (1), the exhaust valve (17) is installed on the top end of the calcination furnace body (1).

2. The calcining furnace for manufacturing a wear-resistant steel ball according to claim 1, characterized in that, The connecting support frame (3) is fixed on the bottom end of the calcination furnace body (1), and the calcination furnace body (1) is fixed and erected on the top of the feeding end of the transport frame body (2) through the connecting support frame (3).

3. The calcining furnace for manufacturing a wear-resistant steel ball according to claim 1, characterized in that, The electric heating pipe assembly (4) is composed of a plurality of groups of annularly arranged electric heating pipes, and the calcination cylinder (5) is arranged in parallel with the pipe body at the center of the electric heating pipe assembly (4).

4. The calcining furnace for manufacturing a wear-resistant steel ball according to claim 1, characterized in that, The driving slot frame (8), the servo motor (9), the rotating screw (10) and the moving slider (11) are provided with two groups, which are symmetrically arranged on the two sides of the calcination furnace body (1), the rotating screw (10) and the moving slider (11) are arranged in the driving slot frame (8), and the rotating screw (10) is connected with the moving slider (11) in screwing, the arc-shaped moving rod (7) is fixed on the side surface of the two groups of moving sliders (11) at both ends.

5. The calcining furnace for manufacturing a wear-resistant steel ball according to claim 1, characterized in that, The supporting half-ring frame (14) is composed of a supporting rod and a half-ring supporting frame, and the half-ring supporting frame directly contacts the outside of the calcination cylinder (5), and the friction between the two does not hinder the horizontal movement of the calcination cylinder (5).

6. The calcining furnace for manufacturing a wear-resistant steel ball according to claim 1, characterized in that, The transport drive part (18) is installed on one side of the transport frame body (2), the transport belt (19) is sleeved on the output shaft of the transport drive part (18), the cooling disc (20) is placed on the transport top surface of the transport belt (19), the transport drive part (18) is integrated with two groups of output shafts and motor devices for driving synchronous rotation, and the same group of transport belts (19) is sleeved on the two groups of output shafts.

Images