CN216473368U

CN216473368U - Annealing furnace convenient to use

Info

Publication number: CN216473368U
Application number: CN202122801958.9U
Authority: CN
Inventors: 华公平; 沈孝贤; 陈炜; 张小虎; 唐小望; 陈岳峰
Original assignee: Changzhou Dongteng Metal Heat Treatment Co ltd
Current assignee: Changzhou Dongteng Metal Heat Treatment Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-10
Anticipated expiration: 2031-11-16

Abstract

The utility model relates to the technical field of annealing equipment, in particular to an annealing furnace convenient to use, which comprises a main body, a material tray, materials, a water pipe and a furnace cover positioned at the top end of the main body, wherein a rotating shaft is vertically arranged at the center inside the main body and extends to the top end of the furnace cover, a rotating mechanism is sleeved on the rotating shaft at the top end of the furnace cover, the material tray is arranged on the outer surface of the rotating shaft inside the main body in a layered mode, through holes are uniformly formed in the material tray, at least one limiting block is arranged at the upper end of the material tray, at least one heating pipe is arranged on the inner wall of the main body, a plurality of cooling elements are arranged on the inner wall of the main body in a layered mode, one side of each cooling element extends to the outside of the main body, and the water pipe is communicated with the cooling elements outside the main body.

Description

Annealing furnace convenient to use

Technical Field

The utility model belongs to the technical field of annealing furnaces, and particularly relates to an annealing furnace convenient to use.

Background

Metal heat treatment is one of the important processes in mechanical manufacturing, and compared with other machining processes, heat treatment generally does not change the shape and the overall chemical composition of a workpiece, but imparts or improves the usability of the workpiece by changing the microstructure inside the workpiece or changing the chemical composition of the surface of the workpiece. Its feature is to improve the intrinsic quality of the workpiece, which is not normally visible to the naked eye. Therefore, the annealing process is a special process in mechanical manufacturing and is also an important link of quality management, the annealing treatment is one of important metal treatment processes in heat treatment, and the problems of infirm material loading, low annealing efficiency and poor material cooling and heat dissipation effects can occur in the use of the conventional annealing equipment.

Chinese patent document 202021727418.X discloses such a well annealing furnace that facilitates use, the furnace comprises a furnace body, an inner wall of the furnace body is provided with a firebrick layer, a furnace chamber is arranged inside the furnace body, a heat preservation layer is arranged between the furnace body and the firebrick layer, the heat preservation layer is provided with a plurality of electric heating wires between the firebrick layer, one side of the furnace body is fixedly connected with a support plate at equidistant intervals of the plurality of electric heating wires, the top of the support plate is fixedly connected with a hydraulic cylinder, the outer wall of the top of the telescopic end of the hydraulic cylinder is fixedly sleeved with a transverse plate, the top of the transverse plate is fixedly inserted and connected with two connecting rods, the top of the furnace body is movably connected with a furnace cover, the top of the furnace cover is fixedly connected with a circular plate, the bottom of the two connecting rods is respectively and fixedly connected with four support rods, the bottom of the four support rods is fixedly connected with a bearing plate, three object placing plates are fixedly clamped between the four support rods, this structure of placing loading board of material in annealing furnace, there is not the way to satisfy all sizes and shapes that need carry out the annealing material, take place easily when bearing the dish and take the material to enter into the furnace chamber and drop, article in the furnace chamber is heated at the furnace chamber surface heating through the heater strip, need longer heat-up time, and the position temperature that the temperature is close to electric heating wire in the furnace chamber is higher, but the temperature of intermediate position is lower, can cause the heating inhomogeneous, make the efficiency greatly reduced of annealing, and when the material was placed on the plummer of this structure, the bottom offsets with the plummer, when heating and cooling, all make the temperature of material about the terminal surface inconsistent, thereby lead to annealing effect not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a well type annealing furnace which is convenient to use, and solves the problems in the background technology.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a use convenient annealing stove, includes main part, charging tray, material, water pipe, is located the bell on main part top, the vertical pivot that is provided with of main part inside center department, the pivot extends to the top of bell, slewing mechanism has been cup jointed in the pivot on bell top, the inside pivot surface in the main part is installed to the charging tray layering, the through-hole has evenly been seted up on the charging tray, the charging tray upper end is provided with at least one stopper, be provided with at least one heating pipe on the main part inner wall, a plurality of cooling element are installed to the layering on the main part inner wall, one side of cooling element extends to the main part outside, the water pipe is linked together with the outside cooling element of main part.

Furthermore, a protective cover is arranged on the outer side of the rotating mechanism.

Furthermore, the bottom of stopper is provided with the lug with through-hole looks joint, every equal joint has two stoppers, two on the charging tray the stopper contacts with the both sides of material.

Further, slewing mechanism includes driven gear, drive gear, driving motor, driven gear cup joints in the pivot on bell top, driving motor sets up the one side at driven gear, drive gear cup joints on driving motor's output, drive gear meshes with driven gear mutually.

Further, the top end of the furnace cover is provided with an exhaust pipe located on the protective cover, the exhaust pipe is communicated with the inside of the main body, and the bottom end of the main body is provided with a water outlet.

Furthermore, the top of main part is cylindric, the bottom of main part is the infundibulate that the radius reduces gradually.

Furthermore, the bottom of outlet is provided with the water storage box, the water storage box inner wall is provided with the annular and bordures, the joint has honeycomb's filter screen in the annular is bordured, one side of water storage box is provided with the delivery port.

Further, the cooling element is a spray nozzle.

Further, the heating pipe has two. The two heating pipes are symmetrically arranged on the inner wall of the main body by taking the rotating shaft as a central structure.

The utility model has the beneficial effects that:

the utility model can drive the rotating shaft and the material tray to slowly rotate in the main body through the matching arrangement of the rotating shaft, the rotating mechanism, the material tray, the heating pipe and the cooling element, can drive high-temperature gas heated by the heating pipe in the main body to flow along with the rotating shaft and the material tray, enables the temperature in the main body to be uniform to heat materials, solves the problems that the temperature in the main body close to the heating pipe is high, the temperature in the middle position is lower, and the heating effect is poor, and the annealing efficiency is low, during cooling, the rotating mechanism drives the rotating shaft and the material tray to rotate, so that the high-temperature gas can be accelerated to be emitted from the exhaust port, the heat dissipation effect and the efficiency are better, when the cooling element cools an object through spraying, the material can be sprayed and cooled only by being fixed at one position of the inner wall of the main body, the rotating mechanism can drive the material trays at two sides of the rotating shaft to rotate, at this moment, the cooling elements spray cooling water to comprehensively cool the materials on the two sides of the rotating shaft, the cooling elements on the two sides are not needed to be arranged corresponding to the material discs on the two sides, and the cooling effect is better while the use cost is reduced.

According to the utility model, through the matching arrangement of the limiting blocks, the convex blocks and the through holes, a worker can clamp and match the limiting blocks with any through hole on the material tray through the convex blocks according to the shape and size of the material, so that the material is firmly fixed on the material tray, the material is guaranteed not to fall off in the up-and-down moving process, the structure is convenient to assemble and disassemble, and is more convenient for the worker to use.

Drawings

The foregoing and other objects, features, and advantages of the utility model will be apparent from the following detailed description taken in conjunction with the accompanying drawings.

FIG. 1 is a front cross-sectional view of the present invention.

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

Fig. 3 is a cross-sectional view of a cistern according to the utility model.

FIG. 4 is a side cross-sectional view of the utility model as it cools.

FIG. 5 is a top cross-sectional view of the present invention.

Fig. 6 is a schematic structural diagram of the limiting block of the present invention.

Wherein: 1. a main body; 2. a furnace cover; 3. an exhaust pipe; 4. a water outlet; 5. heating a tube; 6. a rotating shaft; 7. a rotating mechanism; 701. a protective cover; 702. a driven gear; 703. a drive gear; 704. a drive motor; 8. a material tray; 801. a through hole; 802. a limiting block; 803. a bump; 9. material preparation; 10. a water storage tank; 11. annular edge covering; 12. a filter screen; 13. a water outlet; 14. a cooling element; 15. a water pipe.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Referring to fig. 1-6, a convenient annealing furnace comprises a main body 1, a material tray 8, a material 9, a water pipe 15, a furnace cover 2 located at the top end of the main body 1, an exhaust pipe 3 located on a protective cover 701 and installed at the top end of the furnace cover 2, the exhaust pipe 3 is communicated with the inside of the main body 1, a water outlet 4 is arranged at the bottom end of the main body 1, the top end of the main body 1 is cylindrical, the bottom end of the main body 1 is funnel-shaped with gradually reduced radius, the structure is convenient for cooling water to flow out from the water outlet 4 and not to accumulate at the bottom end of the main body 1 to cause corrosion for a long time, a rotating shaft 6 is vertically arranged at the center inside of the main body 1, the rotating shaft 6 extends to the top end of the furnace cover 2, a rotating mechanism 7 is sleeved on the rotating shaft 6 at the top end of the furnace cover 2, the rotating mechanism 7 drives the rotating shaft 6 and the material tray 8 to rotate, so that high-temperature gas rotates along with the rotating shaft when heating, thereby enabling the temperature in the main body 1 to be uniform, the heating effect is better, when cooling, high-temperature gas can be driven to rotate, so that the high-temperature gas can be discharged from the exhaust port 3 more quickly, the heat dissipation and cooling effects are better, the material tray 8 is installed on the outer surface of the rotating shaft 6 in the main body 1 in a layered manner, more materials 9 subjected to primary annealing can be obtained, through holes 801 are uniformly formed in the material tray 8, at least one limiting block 802 is arranged at the upper end of the material tray 8, a protruding block 803 clamped with the through holes 801 is arranged at the bottom end of the limiting block 802, the limiting block 802 can be clamped with any through hole 801 in the material tray 8 by the protruding block 803, the position of the material 9 with different sizes and shapes can be adjusted along with the materials 9 with different sizes and shapes, the materials 9 with different sizes and shapes can be placed in a layered manner again, the material loading and unloading can be fast, the use by workers is more convenient, the two limiting blocks 802 can be in number, the two limiting blocks 802 are in contact with the two sides of the materials 9 to clamp the materials 9, so that the materials can not fall off when moving up and down, the safety is ensured, the through hole 801 can lead high-temperature gas to flow through and cooling water to flow upwards and downwards through the through hole 801, the heating and cooling are uniform, the effect is better, the annealing efficiency is improved, at least one heating pipe 5 is arranged on the inner wall of the main body 1, the model of the heating pipe 5 can be FL35-500, the number of the heating pipes 5 can be two, the two heating pipes 5 are structurally and symmetrically arranged on the main body 1 on the inner wall of the main body 1 by taking the rotating shaft 6 as a center, the material 9 on the charging tray 8 at two sides of the rotating shaft 6 can be simultaneously heated, the heating efficiency is higher, a plurality of cooling elements 14 are hierarchically arranged on the inner wall, the cooling elements 14 are JY-WWWP-60 type spray nozzles, the temperature is directly reduced through the cooling water, the cooling effect is better, the cooling elements 14 are hierarchically arranged at a position slightly higher than the charging tray 8, and the whole material 9 can be covered when the cooling elements 14 spray, and the quantity of the cooling element 14 is the same as the quantity of the charging tray 8, the structure only needs to be arranged on one side of the inner wall of the main body 1, the rotating shaft 6 rotates to enable the charging trays 8 on two sides to be sequentially and circularly cooled by the cooling element 14, so that the cost is saved while the cooling effect of the material 9 is better, one side of the cooling element 14 extends to the outside of the main body 1, the water pipe 15 is communicated with the cooling element 14 outside the main body 1, each layer of cooling element 14 forms a loop through the water pipe 15, and the cooling water can be conveyed to all the cooling elements 14 through one water inlet.

Preferably, a protective cover 701 is disposed on the outer side of the rotating mechanism 7, and the protective cover 701 protects the rotating mechanism 7 from being exposed to dust pollution on the outer side, thereby increasing the service life.

Preferably, the rotating mechanism 7 comprises a driven gear 702, a driving gear 703 and a driving motor 704, the driven gear 702 is sleeved on the rotating shaft 6 at the top end of the furnace cover 2, the driving motor 704 is arranged at one side of the driven gear 702, the model of the driving motor 704 can be Y160M1-2, the driving gear 703 is sleeved on the output end of the driving motor 704, the driving gear 703 is meshed with the driven gear 702, the driving gear 703 drives the driving gear 703 to rotate, the driving gear 703 is meshed with the driven gear 702, so as to drive the rotating shaft 6 and the material tray 8 to rotate, during heating, high-temperature gas is driven to rotate to make the internal temperature uniform, the problems of high temperature at the position close to the heating pipe 5 and low temperature at the center are avoided, the material 9 is heated more uniformly, the heating effect and efficiency are better, the air flow is driven to rotate faster to be discharged from the exhaust port 3 during cooling, the heat dissipation is accelerated, and the material trays 8 at the two sides of the rotating shaft 6 are sequentially and circularly sprayed by the cooling element 14, the cooling effect is better while the manufacturing cost is saved.

Preferably, the bottom of outlet 4 is provided with water storage box 10, water storage box 10 inner wall is provided with the annular and bordures 11, the joint has honeycomb's filter screen 12 in the annular is bordured 11, one side of water storage box 10 is provided with delivery port 13, cooling water can be collected to water storage box 10, through delivery port 13 recycling once more, and is more environmental protection, honeycomb's filter screen 12, high filter fineness, can effectively filter the impurity that produces after the cooling water sprays, the annular is bordured 11 and can be made the joint strength of filter screen 12 higher, and the leakproofness between the water storage box 10 inner wall is better, the downside of filter screen 12 can not flowed into by filterable cooling water, filter screen 12 is bordured 11 with the annular through the mode of joint and is connected, when filter screen 12 is being changed and washd in needs, it is more convenient to load and unload.

The working process of the utility model is as follows: placing the material 9 on the material tray 8, selecting a proper number of limit blocks 802 according to the shape of the material 9, clamping the limit blocks with the material tray 8 and the material 9 according to the matched shape, closing the exhaust pipe 3, opening the heating pipe 5, heating the interior of the main body 1, opening the driving motor 704 to drive the driving gear 703 to rotate, engaging the driving gear 703 with the driven gear 702, thereby driving the rotating shaft 6 and the material tray 8 to rotate at a slow speed, driving the rotating shaft 6 and the material tray 8 to rotate high-temperature gas, enabling the high-temperature gas to pass through the through hole 801, enabling the temperature at the center of the main body 1 to be uniform with the temperature at the heating pipe 5, ensuring uniform heating, opening the exhaust pipe 3 when cooling is needed, driving the rotating shaft 6 and the material tray 8 to rotate by the driving motor 704, discharging the high-temperature gas from the exhaust pipe 3, enabling cooling water to enter the cooling elements 14 of each layer from the water pipe 15, and performing spray cooling on the material 9 on the material tray 8, the rotation of the rotating shaft 6 makes the trays 8 at both sides of the rotating shaft 6 sequentially circulate and spray through the cooling element 14, the sprayed cooling water can continuously flow to the trays 8 at the lower layer from the through holes 801 to accelerate cooling, and finally the sprayed cooling water flows into the water storage tank 10 from the water outlet 4 and flows out from the water outlet 13 for recycling after being filtered by the filter screen 12.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiment according to the present invention are within the scope of the present invention.

Claims

1. The utility model provides a use convenient annealing stove, includes main part (1), charging tray (8), material (9), water pipe (15), is located bell (2) on main part (1) top, its characterized in that: the vertical pivot (6) that is provided with of main part (1) inside center department, pivot (6) extend to the top of bell (2), slewing mechanism (7) have been cup jointed on pivot (6) on bell (2) top, charging tray (8) layering is installed in main part (1) inside pivot (6) surface, through-hole (801) have evenly been seted up on charging tray (8), charging tray (8) upper end is provided with at least one stopper (802), be provided with at least one heating pipe (5) on main part (1) inner wall, a plurality of cooling element (14) are installed to the layering on main part (1) inner wall, one side of cooling element (14) extends to main part (1) outside, water pipe (15) are linked together with main part (1) outside cooling element (14).

2. The annealing furnace convenient to use according to claim 1, characterized in that: and a protective cover (701) is arranged on the outer side of the rotating mechanism (7).

3. The annealing furnace convenient to use according to claim 1, characterized in that: the bottom of stopper (802) is provided with lug (803) with through-hole (801) looks joint, every equal joint has two stopper (802) on charging tray (8), two stopper (802) contact with the both sides of material (9).

4. The annealing furnace convenient to use according to claim 1, characterized in that: the rotating mechanism (7) comprises a driven gear (702), a driving gear (703) and a driving motor (704), wherein the driven gear (702) is sleeved on a rotating shaft (6) at the top end of the furnace cover (2), the driving motor (704) is arranged on one side of the driven gear (702), the driving gear (703) is sleeved on the output end of the driving motor (704), and the driving gear (703) is meshed with the driven gear (702).

5. An annealing furnace convenient to use according to claim 1 or 2, characterized in that: the utility model discloses a furnace cover, including bell (2), blast pipe (3) that are located protection casing (701) are installed to the top of bell (2), blast pipe (3) and main part (1) are inside to be linked together, the bottom of main part (1) is provided with outlet (4).

6. The annealing furnace convenient to use according to claim 1, characterized in that: the top of main part (1) is cylindric, the bottom of main part (1) is the infundibulate that the radius reduces gradually.

7. The annealing furnace convenient to use according to claim 5, characterized in that: the water storage tank is characterized in that a water storage tank (10) is arranged at the bottom end of the water outlet (4), an annular edge covering (11) is arranged on the inner wall of the water storage tank (10), a filter screen (12) with a honeycomb structure is connected into the annular edge covering (11) in a clamping mode, and a water outlet (13) is formed in one side of the water storage tank (10).

8. The annealing furnace convenient to use according to claim 1, characterized in that: the cooling element (14) is a spray nozzle.

9. The annealing furnace convenient to use according to claim 1, characterized in that: the heating pipes (5) are two, and the two heating pipes (5) are symmetrically arranged on the inner wall of the main body (1) by taking the rotating shaft (6) as a central structure.