Bearing steel mesh belt type recrystallization annealing furnace

Abstract

The utility model provides a bearing steel mesh belt type recrystallization annealing furnace which comprises a feeding machine, a material distributing machine, an annealing furnace body and a discharging moving device which are sequentially arranged in a butt joint mode, the feeding machine is a lifting type feeding machine, the higher end of the feeding machine is in butt joint with the material distributing machine, and the lower end of the feeding machine is in butt joint with the material distributing machine. A plurality of workpieces are lifted and conveyed into the material distributing machine by the feeding machine, the plurality of workpieces are arranged into a single layer by the material distributing machine, the plurality of workpieces arranged in the single layer are conveyed into the annealing furnace body by the material distributing machine, and a bearing steel mesh belt type conveying structure is mounted in the annealing furnace body. According to the bearing steel mesh belt type recrystallization annealing furnace, a charging tray is not needed for containing workpieces, energy consumption can be effectively reduced, the production cost can be reduced, and the furnace is more energy-saving and environment-friendly; according to the bearing steel mesh belt type recrystallization annealing furnace, workpieces can be input into the annealing furnace body to be treated after being uniformly arranged, and the uniformity of machined products is better.

Description

Technical Field

[0001] The utility model relates to the technical field related to annealing furnaces, and more precisely to a mesh belt type recrystallization annealing furnace for bearing steel. Background Art

[0002] The annealing process refers to slowly heating the metal to a certain temperature, maintaining it for a sufficient time, and then cooling it at an appropriate speed. The purpose of the annealing process is to reduce the hardness of the metal and improve machinability; eliminate residual stress, stabilize the size, reduce deformation and crack tendency; refine the grains, adjust the structure, and eliminate structural defects. The annealing furnace is a device for the annealing process. Existing annealing furnaces usually use a tray to hold the workpieces, and use a push rod to complete the loading of the annealing furnace. Because the existing annealing furnaces need to heat the tray and the workpieces at the same time, the energy consumption of production is high, and it is impossible to ensure that the workpieces in the tray are evenly arranged, and the uniformity of the product cannot be guaranteed; in addition, the push rod loading method has a low degree of automation and low production efficiency.

[0003] In summary, the art needs to improve the existing annealing furnace to reduce production energy consumption, improve product uniformity, and improve production efficiency. Utility Model Content

[0004] In view of this, the purpose of the utility model is to provide a bearing steel mesh belt type recrystallization annealing furnace, in which a lifting loader and a placing machine are used to evenly arrange the workpieces before feeding, and a bearing steel mesh belt is used to transport the workpieces inside the annealing furnace body without the use of a pallet.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a bearing steel mesh belt type recrystallization annealing furnace, comprising a loader, a distribution machine, an annealing furnace body and a discharge moving device which are sequentially arranged and docked. The loader is a lifting loader, and the higher end of the loader is docked with the distribution machine. A number of workpieces are lifted and transported to the distribution machine by the loader, and the distribution machine arranges a number of the workpieces into a single layer. The single-layered workpieces are transported by the distribution machine to the inside of the annealing furnace body, and a bearing steel mesh belt transmission structure is installed inside the annealing furnace body.

[0006] Preferably, the loading machine includes a hydraulic flipping device, a conveying frame and a unloading assembly. The conveying frame is inclined, the lower end of the conveying frame is docked with the hydraulic flipping device, the higher end of the conveying frame is docked with the unloading assembly, and the unloading assembly is docked with the material placing machine; an inclined loading mesh belt is installed inside the conveying frame, and a transmission assembly connected to the loading mesh belt is installed at the bottom of the hydraulic flipping device.

[0007] Preferably, a detachable oil collecting pan is provided at the bottom of the loader.

[0008] Preferably, the cloth feeder includes a bracket, a vibrating cloth disk, a cloth support, and a cloth component. The vibrating cloth disk and the cloth support are installed on the top of the bracket. The cloth component is combined and installed with the cloth support, and the cloth component is arranged on the top of the vibrating cloth disk. The discharging end of the feeding machine is docked with the vibrating cloth disk, and the vibrating cloth disk is docked with the feeding end of the annealing furnace body.

[0009] Preferably, during the working process, the vibrating cloth disk generates vibration relative to the bracket, and the moving direction of the vibrating cloth disk is perpendicular to the moving direction of the workpiece.

[0010] Preferably, the cloth component includes a driving motor, a cloth shaft, and a plurality of cloth plates. The driving motor is combined and installed with the cloth support. The cloth shaft is rotatably connected to the cloth support. The output shaft of the driving motor is in transmission connection with the cloth shaft. When the driving motor works, it drives the cloth shaft to rotate. A plurality of the cloth plates are fixedly installed on the side of the cloth shaft, and the distance between the cloth plate and the bottom of the vibrating cloth disk is greater than the height of a single workpiece and less than the height of two superposed workpieces.

[0011] Preferably, the cloth plate is a cloth plate with adjustable length.

[0012] Preferably, the annealing furnace body includes a plurality of segments formed by piling up, the segments are connected in sequence, a circulating fan is combined and installed on the segments, and a furnace cavity is formed inside. Both ends of the annealing furnace body respectively have an annealing furnace feeding end and an annealing furnace discharging end. An bearing steel mesh belt type transmission structure and a plurality of heating radiation tubes are installed inside the furnace cavity.

[0013] Preferably, the bearing steel mesh belt type transmission structure is an upper-layer single-row idler type transmission structure inside the furnace.

[0014] Preferably, the discharging and moving device includes a sunken groove, a moving driving component, a moving transmission component, and a collection basket. The discharging end of the annealing furnace body is docked with the top of the collection basket. The moving driving component and the moving transmission component are both installed in the sunken groove, and the moving driving component is in transmission connection with the collection basket through the moving transmission component.

[0015] Compared with the prior art, the advantages of a bearing steel mesh belt type recrystallization annealing furnace disclosed by the present utility model are as follows: The bearing steel mesh belt type recrystallization annealing furnace does not need to use a material tray to hold workpieces, which can effectively reduce energy consumption, help reduce production costs, and is more energy-saving and environment-friendly. The bearing steel mesh belt type recrystallization annealing furnace can evenly arrange workpieces and then input them into the annealing furnace body for processing, and the uniformity of processed products is better. The bearing steel mesh belt type recrystallization annealing furnace realizes automatic feeding through a lifting type feeding machine, which helps save labor and improve production efficiency. Brief Description of the Drawings

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0017] As Figure 1 shown is a schematic structural diagram of a bearing steel mesh belt type recrystallization annealing furnace of the present invention.

[0018] As Figure 2 shown is a schematic structural diagram of a loading machine of a bearing steel mesh belt type recrystallization annealing furnace of the present invention.

[0019] As Figure 3 shown is a schematic structural diagram of a distributing machine of a bearing steel mesh belt type recrystallization annealing furnace of the present invention.

[0020] As Figure 4 shown is a schematic structural diagram of an annealing furnace body of a bearing steel mesh belt type recrystallization annealing furnace of the present invention.

[0021] As Figure 5 shown is a schematic structural diagram of a discharging and moving device of a bearing steel mesh belt type recrystallization annealing furnace of the present invention. Detailed Embodiments

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0023] As Figure 1 shown, a bearing steel mesh belt type recrystallization annealing furnace of the present application includes a loading machine 1, a distributing machine 2, an annealing furnace body 3, and a discharging and moving device 4 which are arranged in sequence and butt-jointed. The loading machine 1 is a lifting type loading machine. The higher end of the loading machine 1 is butt-jointed with the distributing machine 2. A plurality of workpieces are lifted and conveyed by the loading machine 1 to the distributing machine 2. The distributing machine 2 arranges a plurality of the workpieces into a single layer. The plurality of workpieces arranged in a single layer are conveyed by the distributing machine 2 into the annealing furnace body 3. A bearing steel mesh belt type transmission structure is installed inside the annealing furnace body 3. The plurality of workpieces arranged in a single layer are transmitted by the bearing steel mesh belt type transmission structure to the discharging end of the annealing furnace body 3 and are conveyed into the discharging and moving device 4.

[0024] The bearing steel mesh belt type recrystallization annealing furnace does not need to use a tray to hold the workpiece, which can effectively reduce energy consumption, help reduce production costs, and is more energy-saving and environmentally friendly; the bearing steel mesh belt type recrystallization annealing furnace can evenly arrange the workpieces and then input them into the annealing furnace body for processing, and the uniformity of the processed products is better; the bearing steel mesh belt type recrystallization annealing furnace realizes automatic loading through a lifting loader, which helps save manpower and improve production efficiency.

[0025] For details, see Figure 2 The feeder 1 includes a hydraulic flip device 11, a conveyor frame 12 and a material discharging assembly 15. The conveyor frame 12 is tilted, the lower end of the conveyor frame 12 is docked with the hydraulic flip device 11, and the upper end of the conveyor frame 12 is docked with the material discharging assembly 15. The material discharging assembly 15 is docked with the material distributing machine 2. The conveyor frame 12 is combined with a tilted feeding mesh belt 13, and a transmission assembly 14 is installed at the bottom of the hydraulic flip device 11 and is connected to the feeding mesh belt 13. After the workpiece is transported to the hydraulic flip device 11, it is flipped by the hydraulic flip device 11 and transported to the feeding mesh belt 13, and is driven by the feeding mesh belt 13 to the material discharging assembly 15. The workpiece that reaches the material discharging assembly 15 is transported to the material distributing machine 2. In the process of lifting and loading the workpiece, the workpiece is initially evenly distributed under the action of gravity.

[0026] Preferably, a detachable oil collecting tray 111 is provided at the bottom of the loader 1 to collect and process the oil stains dropped from the surface of the workpiece, which helps to maintain the cleanliness of the working environment and ensure safe production.

[0027] Furthermore, the bearing steel mesh belt recrystallization annealing furnace includes an electrical control box, which is installed next to the feeder 1 to facilitate the operator to operate and observe the feeding situation.

[0028] See also Figure 3 The material distribution machine 2 includes a bracket 20, a vibrating material distribution plate 21, a material distribution bracket 22 and a material distribution assembly 23. The vibrating material distribution plate 21 and the material distribution bracket 22 are installed on the top of the bracket 20. The material distribution assembly 23 is installed in combination with the material distribution bracket 22, and the material distribution assembly 23 is arranged on the top of the vibrating material distribution plate 21. The discharge end of the feeder 1 is docked with the vibrating material distribution plate 21, and the vibrating material distribution plate 21 is docked with the feed end of the annealing furnace body 3. The vibrating material distribution plate 21 generates vibration relative to the bracket 20 during operation. Preferably, the moving direction of the vibrating material distribution plate 21 is perpendicular to the moving direction of the workpiece. The material distribution assembly 23 acts on the workpiece on the vibrating material distribution plate 21, pushing a plurality of multi-layered workpieces to a single-layer arrangement. A plurality of uneven multi-layered workpieces are formed into a single-layer uniformly arranged workpiece in the material distribution machine 2, and then are input into the annealing furnace body 3, which helps to improve the uniformity of the workpiece product.

[0029] Further, the fabric component 23 includes a driving motor 231, a fabric shaft 232, and a plurality of fabric plates 233. The driving motor 231 is integrally installed with the fabric support 22. The fabric shaft 232 is rotatably connected to the fabric support 231. The output shaft of the driving motor 231 is in transmission connection with the fabric shaft 232. When the driving motor 231 operates, it drives the fabric shaft 232 to rotate. A plurality of fabric plates 233 are fixedly installed on the side of the fabric shaft 232, and the distance between the fabric plates 233 and the bottom of the vibrating fabric tray 21 is greater than the height of a single workpiece and less than the height of two stacked workpieces. Preferably, the length of the fabric plate 233 is adjustable to meet the fabric feeding requirements of workpieces of different heights. When the fabric plate 233 rotates with the fabric shaft 232, it pushes down the stacked workpieces and topples the upright workpieces, so that the workpieces are evenly arranged in a single layer on the fabric tray 21.

[0030] See Figure 4 , the annealing furnace body 3 includes a plurality of segments 30 formed by stacking, the segments 30 are connected in sequence, a circulation fan 33 is integrally installed on the segments 30, and a furnace cavity 300 is formed inside. The two ends of the annealing furnace body 3 respectively have an annealing furnace feeding end 301 and an annealing furnace discharging end 302. A bearing steel mesh belt type transmission structure 31 and a plurality of heating radiation tubes 32 are installed inside the furnace cavity 300. Preferably, the bearing steel mesh belt type transmission structure 31 is an upper-layer mesh single-row idler type transmission structure inside the furnace. During operation, the mesh belt bears less tension and does not slip, and has a longer service life. The space between the segments 30 is relatively independent, which can reduce the furnace gas cross-flow between the segments. Combined with the setting of a separate circulation fan, it can ensure the temperature control accuracy, temperature control stability, and heat preservation accuracy of each segment, improve the product quality while saving energy.

[0031] See Figure 5 , the discharging and moving device 4 includes a sunken groove 40, a moving driving component 41, a moving transmission component 42, and a collection basket 43. The discharging end of the annealing furnace body 3 is docked with the top of the collection basket 43. The moving driving component 41 and the moving transmission component 42 are both installed in the sunken groove 40, and the moving driving component 41 is in transmission connection with the collection basket 43 through the moving transmission component 42. The collection basket 43 is driven by the moving driving component 41 to move, and the docking state between the collection basket 43 and the discharging end of the annealing furnace body 3 changes during the movement of the collection basket 43.

[0032] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A bearing steel mesh belt type recrystallization annealing furnace, characterized in that It includes a loading machine, a cloth feeding machine, an annealing furnace body and a discharging and moving device which are arranged in sequence and docked. The loading machine is a lifting type loading machine. The higher end of the loading machine is docked with the cloth feeding machine. A number of workpieces are lifted and conveyed by the loading machine into the cloth feeding machine. The cloth feeding machine arranges a number of the workpieces into a single layer. The number of workpieces arranged in a single layer is conveyed by the cloth feeding machine into the annealing furnace body. An bearing steel mesh belt type transmission structure is installed inside the annealing furnace body.

2. The bearing steel mesh belt type recrystallization annealing furnace according to claim 1, characterized in that, The loading machine includes a hydraulic turning device, a conveying frame and a blanking component. The conveying frame is inclined. The lower end of the conveying frame is docked with the hydraulic turning device. The higher end of the conveying frame is docked with the blanking component. The blanking component is docked with the cloth feeding machine. An inclined loading mesh belt is integrally installed inside the conveying frame. A transmission component drivingly connected to the loading mesh belt is installed at the bottom of the hydraulic turning device.

3. The bearing steel mesh belt type recrystallization annealing furnace according to claim 2, characterized in that, A detachable oil collecting pan is arranged at the bottom of the loading machine.

4. The bearing steel mesh belt type recrystallization annealing furnace according to claim 1, characterized in that, The cloth feeding machine includes a bracket, a vibrating cloth plate, a cloth feeding bracket and a cloth feeding component. The vibrating cloth plate and the cloth feeding bracket are installed on the top of the bracket. The cloth feeding component is integrally installed with the cloth feeding bracket and is arranged on the top of the vibrating cloth plate. The discharging end of the loading machine is docked with the vibrating cloth plate. The vibrating cloth plate is docked with the feeding end of the annealing furnace body.

5. The bearing steel mesh belt type recrystallization annealing furnace according to claim 4, characterized in that During the working process, the vibrating cloth plate generates vibration relative to the bracket. The moving direction of the vibrating cloth plate is perpendicular to the moving direction of the workpiece.

6. The bearing steel mesh belt type recrystallization annealing furnace according to claim 4, characterized in that, The cloth feeding component includes a driving motor, a cloth feeding shaft and a number of cloth plates. The driving motor is integrally installed with the cloth feeding bracket. The cloth feeding shaft is rotatably connected to the cloth feeding bracket. The output shaft of the driving motor is drivingly connected to the cloth feeding shaft. When the driving motor works, it drives the cloth feeding shaft to rotate. The number of the cloth plates are fixedly installed on the side of the cloth feeding shaft. The distance between the cloth plate and the bottom of the vibrating cloth plate is greater than the height of a single workpiece and less than the height of two superposed workpieces.

7. The bearing steel mesh belt type recrystallization annealing furnace according to claim 6, characterized in that, The cloth plate is a cloth plate with adjustable length.

8. The bearing steel mesh belt type recrystallization annealing furnace according to claim 1, characterized in that, The annealing furnace body includes a number of segments formed by piling up, which are connected in sequence. A circulating fan is integrally installed on the segment and a furnace cavity is formed inside. Both ends of the annealing furnace body respectively have an annealing furnace feeding end and an annealing furnace discharging end. An bearing steel mesh belt type transmission structure and a number of heating radiation tubes are installed inside the furnace cavity.

9. The bearing steel mesh belt type recrystallization annealing furnace according to claim 8, characterized in that, The bearing steel mesh belt type transmission structure is an upper layer single row idler type transmission structure inside the furnace.

10. The bearing steel mesh belt type recrystallization annealing furnace according to claim 1, characterized in that, The discharging and moving device includes a sunken groove, a moving driving component, a moving transmission component and a collecting basket. The discharging end of the annealing furnace body is docked with the top of the collecting basket. Both the moving driving component and the moving transmission component are installed in the sunken groove. The moving driving component is drivingly connected to the collecting basket through the moving transmission component.

Images