Intermediate frequency heating furnace for forge piece heating
By designing an intermediate frequency heating furnace including a heating box, a combustion chamber, a heating chamber and a purification chamber, the problem of contact between the forging and the combustion raw materials inside the heating furnace is solved, and contactless uniform heating and automatic loading of the forging are achieved.
Patent Information
- Application Number
- CN202421298015.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-06
- Publication Date
- 2025-02-18
- Estimated Expiration
- 2034-06-06
AI Technical Summary
In the existing forging heating equipment, the forgings come into contact with the combustion raw materials inside the heating furnace, affecting the processing of the forgings.
An intermediate frequency heating furnace is designed, including a heating box, a combustion chamber, a heating chamber and a purification chamber. The movable drive assembly drives the sealing plate to move outward, driving the bearing plate to move in the slide chute, realizing automatic feeding and discharge of forgings. The heating pipe in the heating chamber heats the forgings evenly, purify the activated carbon adsorption plate in the chamber to absorb pollutants in the flue gas, and achieve uniform circulation and heating.
Contactless heating of forgings is achieved, direct contact between forgings and combustion raw materials is avoided, uniformity and efficiency of heating is improved, and the operation convenience of the heating furnace is improved through automated feeding and discharge treatment.
Smart Images
Figure CN222504940U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of forging processing, in particular to a medium frequency heating furnace for heating forgings. Background Art
[0002] Forgings refer to workpieces or blanks obtained by forging and deforming metal billets. Forgings are widely used in machine tool manufacturing, agricultural machinery, agricultural tool manufacturing, bearing industry, hydroelectric generators, thermal power stations and other fields. The quality inspection of forgings usually includes items such as geometric shape and size, surface quality, etc.
[0003] During the processing of forgings, a medium frequency heating furnace is needed to heat the forgings. However, the current heating equipment places the forgings inside the heating furnace, and the burning raw materials inside the heating furnace come into contact with the forgings, which affects the processing of the forgings. Summary of the invention
[0004] The utility model aims to provide a medium frequency heating furnace for heating forgings to solve the problems raised in the above background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A medium frequency heating furnace for heating forgings comprises a heating box, wherein the four corners of the bottom of the heating box are provided with rolling components for facilitating the movement of the equipment; a combustion chamber is provided inside the heating box, and a heating chamber is provided inside the heating box located on one side of the combustion chamber, slide grooves are provided on the two side walls inside the heating chamber, a bearing plate is slidably provided inside the slide groove, the end of the bearing plate is connected to the sealing plate through a supporting rod, and a sealing plate is provided at the outer end of the sealing plate, and a driving component for driving the sealing plate to move is installed on the heating box; U-shaped connecting hoods and U-shaped exhaust hoods are respectively installed at both ends of the top of the heating chamber, a plurality of heating tubes for heating the forgings are arranged at equal intervals between the U-shaped connecting hood and the U-shaped exhaust hood, and the end of the U-shaped connecting hood is conductively connected to the combustion chamber through an exhaust duct; a purification chamber is provided at the bottom end of the heating chamber, and the outer end of the purification chamber is conductively connected to the U-shaped exhaust hood through an exhaust assembly; a plurality of activated carbon adsorption plates are installed at equal intervals inside the purification chamber, and the activated carbon adsorption plates are connected to the combustion chamber through a return air duct.
[0007] Preferably, the rolling assembly includes a supporting leg fixedly connected to the bottom of the heating box, a roller is provided at the bottom of the supporting leg, and a brake is provided at the outer end of the roller, which can facilitate the smooth movement of the heating furnace.
[0008] Preferably, the mobile drive assembly includes a mounting plate fixedly connected to the outer wall of the heating box, a driving motor is fixedly mounted on the mounting plate at one end, a one-way screw is mounted on the motor shaft of the driving motor, the end of the one-way screw is connected to the mounting plate at the other end through a bearing seat, a slider is threadedly connected to the one-way screw, and the slider is connected to the sealing plate through a supporting bent rod, so as to drive the sealing plate to adjust its movement position.
[0009] Preferably, the exhaust assembly includes an exhaust pump fixedly connected to the outer wall of the heating box, the inner end of the exhaust pump is conductively connected to the purification chamber, and the top of the exhaust pump is conductively connected to the U-shaped exhaust hood through an exhaust pipe, which is used to exhaust air between the U-shaped exhaust hood and the purification chamber.
[0010] Preferably, a sealing plug is provided at the bottom of the heating box located inside the purification chamber, so that the activated carbon adsorption plate can be replaced.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model drives the sealing plate to move outward through the mobile driving assembly, and the sealing plate drives the bearing plate to move in the slide groove through the sealing plate and the support rod, so that the adding and discharging of forgings can be convenient, so that the automatic loading of the heating furnace can be convenient; the utility model realizes heat dissipation treatment of air through the combustion chamber, and the hot air generated by combustion is added to the inside of the U-shaped connecting cover through the exhaust pipe, and the forgings are uniformly heated by the heating pipes arranged at equal intervals between the U-shaped connecting cover and the U-shaped exhaust hood, and the U-shaped exhaust hood is drawn into the purification chamber through the exhaust assembly, and the heated flue gas is adsorbed by the activated carbon adsorption plate, so that the gas can be re-added to the combustion chamber, so that the cyclic uniform heating treatment of the medium frequency heating furnace can be realized, and then the contactless heating treatment of the forgings can be convenient. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 The utility model is a schematic structural diagram of a medium frequency heating furnace for heating forgings.
[0013] Figure 2 This is a front view of a medium frequency heating furnace for heating forgings according to the utility model.
[0014] Figure 3 The utility model is a top view of a medium frequency heating furnace for heating forgings.
[0015] Figure 4 The utility model is a cross-sectional view of a medium frequency heating furnace for heating forgings.
[0016] 1. Heating box; 2. Support legs; 3. Rollers; 4. Brakes; 5. Combustion chamber; 6. Heating chamber; 7. Slide; 8. Load-bearing plate; 9. Support rod; 10. Sealing plate; 11. Mounting plate; 12. Driving motor; 13. One-way screw; 14. Sliding block; 15. Supporting bent rod; 16. U-shaped connecting cover; 17. Exhaust duct; 18. Heating pipe; 19. U-shaped exhaust hood; 20. Exhaust duct; 21. Purification chamber; 22. Activated carbon adsorption plate; 23. Return air duct; 24. Sealing plate; 25. Exhaust pump. DETAILED DESCRIPTION
[0017] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.
[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. However, it can be understood by those skilled in the art that in each embodiment of the present invention, many technical details are provided to enable readers to better understand the present application. However, even without these technical details and various changes and modifications based on the following embodiments, the technical scheme claimed in the present application can be implemented.
[0019] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.
[0020] See also Figure 1-4 In an embodiment of the utility model, a medium frequency heating furnace for heating forgings comprises a heating box 1, and rolling components are arranged at the four corners of the bottom of the heating box 1 to facilitate the movement of the equipment; a combustion chamber 5 is arranged inside the heating box 1, and a heating chamber 6 is arranged inside the heating box 1 located on one side of the combustion chamber 5, and slide grooves 7 are provided on the two side walls inside the heating chamber 6, and a bearing plate 8 is slidably arranged inside the slide groove 7, and the end of the bearing plate 8 is connected to the sealing plate 10 through a support rod 9, and a sealing plate 24 is arranged at the outer end of the sealing plate 10, and a driving component for driving the sealing plate 24 to move is installed on the heating box 1; A U-shaped connecting cover 16 and a U-shaped exhaust cover 19 are respectively installed at the two ends of the top of the heating chamber 6, and a plurality of heating tubes 18 for heating the forgings are arranged at equal intervals between the U-shaped connecting cover 16 and the U-shaped exhaust cover 19. The end of the U-shaped connecting cover 16 is connected to the combustion chamber 5 through an exhaust pipe 17; a purification chamber 21 is arranged at the bottom end of the heating chamber 6, and the outer end of the purification chamber 21 is connected to the U-shaped exhaust cover 19 through an exhaust assembly; a plurality of activated carbon adsorption plates 22 are installed at equal intervals inside the purification chamber 21, and the activated carbon adsorption plates 22 are connected to the combustion chamber 5 through a return air pipe 23.
[0021] The utility model drives the sealing plate 24 to move outward through a mobile driving component, and the sealing plate 24 drives the supporting plate 8 to move in the slide groove 7 through the sealing plate 10 and the support rod 9, so that the forging can be placed on the supporting plate 8, and the opening of the heating box 1 is sealed through the sealing plate 24 and the sealing plate 10, and the air is heat-dissipated through the combustion chamber 5. The hot air generated by the combustion is added to the U-shaped connecting cover 16 through the exhaust pipe 17, and the forging is evenly heated through the heating pipes 18 arranged at equal intervals between the U-shaped connecting cover 16 and the U-shaped exhaust cover 19. The U-shaped exhaust cover 19 is drawn into the purification chamber 21 through the exhaust component, and the heated flue gas is adsorbed through the activated carbon adsorption plate 22, so that the gas can be re-added to the combustion chamber 5, so that the cyclic and uniform heating treatment of the medium frequency heating furnace can be realized, and then the contactless heating treatment of the forging can be facilitated.
[0022] See also Figure 1 In one embodiment of the utility model, the rolling assembly includes a supporting leg 2 fixedly connected to the bottom of the heating box 1, a roller 3 is arranged at the bottom of the supporting leg 2, and a brake 4 is arranged at the outer end of the roller 3. The setting of the roller 3 can facilitate the smooth movement of the supporting leg 2, and the setting of the brake 4 can realize the braking of the roller 3, so as to facilitate the control of the smooth movement of the entire device.
[0023] See also Figure 3 In one embodiment of the utility model, the mobile driving assembly includes a mounting plate 11 fixedly connected to the outer wall of the heating box 1, a driving motor 12 is fixedly installed on the mounting plate 11 at one end, a one-way screw 13 is installed on the motor shaft of the driving motor 12, and the end of the one-way screw 13 is connected to the mounting plate 11 at the other end through a bearing seat, a slider 14 is threadedly connected to the one-way screw 13, and the slider 14 is connected to the sealing plate 24 through a supporting bent rod 15. When the driving motor 12 works, the driving motor 12 drives the one-way screw 13 to rotate, and the one-way screw 13 drives the threaded slider 14 to move, and the slider 14 drives the sealing plate 24 to move through the supporting bent rod 15, and the sealing plate 24 drives the sealing plate 10 to seal the opening of the heating box 1.
[0024] See also Figure 2 In one embodiment of the utility model, the exhaust assembly includes an exhaust pump 25 fixedly connected to the outer wall of the heating box 1, the inner end of the exhaust pump 25 is conductively connected to the purification chamber 21, and the top of the exhaust pump 25 is conductively connected to the U-shaped exhaust hood 19 through the exhaust pipe 20. When the exhaust pump 25 works, the exhaust pipe 20 draws the hot flue gas inside the U-shaped exhaust hood 19 into the purification chamber 21 for heating treatment.
[0025] See also Figure 4 In one embodiment of the utility model, a sealing plug is provided at the bottom of the heating box 1 located inside the purification chamber 21. By opening the sealing plug, the activated carbon adsorption plate 22 provided inside the purification chamber 21 can be replaced, so that the activated carbon adsorption plate 22 can facilitate the adsorption and purification of the flue gas.
[0026] Working principle: The utility model drives the one-way screw 13 to rotate by the driving motor 12, and the one-way screw 13 drives the slider 14 connected by the thread to move, and the slider 14 drives the sealing plate 24 to move outward through the supporting bent rod 15, and the sealing plate 24 drives the bearing plate 8 to move outward through the sealing plate 10 and the supporting rod 9. By placing the forging on the surface of the bearing plate 8, the one-way screw 13 is driven to rotate by the driving motor 12, and the one-way screw 13 drives the slider 14 to move, and the slider 14 drives the sealing plate 24 to move inward through the supporting bent rod 15, and the sealing plate 10 provided on the sealing plate 24 is in sealing contact with the heating box 1, and the sealing plate 24 realizes the heating box 1 is sealed, the air is heated through the combustion chamber 5, the heated flue gas is added to the U-shaped connecting cover 16 through the exhaust pipe 17, the forging is evenly heated through the evenly arranged heating pipes 18, the heated hot flue gas enters the U-shaped exhaust hood 19, the exhaust pump 25 works, the exhaust pipe 20 discharges the heated flue gas into the purification chamber 21, the activated carbon adsorption plate 22 is used to adsorb and purify the flue gas, and the purified flue gas is re-added to the combustion chamber 5 through the return air pipe 23, so that the heating furnace can be non-contacted and cyclically heated, thereby facilitating the heating of the forging.
[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
Claims
1. A medium frequency heating furnace for heating forgings, comprising a heating box, characterized in that: The four corners of the bottom of the heating box are provided with rolling components to facilitate the movement of the equipment; A combustion chamber is provided inside the heating box, a heating chamber is provided inside the heating box located on one side of the combustion chamber, slide grooves are provided on both side walls inside the heating chamber, a bearing plate is slidably provided inside the slide groove, the end of the bearing plate is connected to the sealing plate through a support rod, a sealing plate is provided at the outer end of the sealing plate, and a driving component for driving the sealing plate to move is installed on the heating box; A U-shaped connection cover and a U-shaped exhaust cover are respectively installed at both ends of the top of the heating chamber, and a plurality of heating tubes for heating the forgings are arranged at equal intervals between the U-shaped connection cover and the U-shaped exhaust cover, and the end of the U-shaped connection cover is connected to the combustion chamber through an exhaust pipe; A purification chamber is provided at the bottom end of the heating chamber, and the outer end of the purification chamber is conductively connected to a U-shaped exhaust hood through an exhaust assembly; A plurality of activated carbon adsorption plates are installed at equal intervals inside the purification chamber, and the activated carbon adsorption plates are connected to the combustion chamber through a return air duct.
2. A medium frequency heating furnace for heating forgings according to claim 1, characterized in that: The rolling assembly comprises a supporting leg fixedly connected to the bottom of the heating box, a roller is arranged at the bottom of the supporting leg, and a brake is arranged at the outer end of the roller.
3. A medium frequency heating furnace for heating forgings according to claim 1, characterized in that: The mobile drive assembly includes a mounting plate fixedly connected to the outer wall of the heating box, a driving motor is fixedly installed on the mounting plate at one end, a one-way screw is installed on the motor shaft of the driving motor, the end of the one-way screw is connected to the mounting plate at the other end through a bearing seat, a slider is threadedly connected to the one-way screw, and the slider is connected to the sealing plate through a supporting bent rod.
4. A medium frequency heating furnace for heating forgings according to claim 1, characterized in that: The exhaust assembly includes an exhaust pump fixedly connected to the outer wall of the heating box, the inner end of the exhaust pump is conductively connected to the purification chamber, and the top of the exhaust pump is conductively connected to the U-shaped exhaust hood through an exhaust pipe.
5. The medium frequency heating furnace for heating forgings according to claim 1, characterized in that: A sealing plug is arranged at the bottom of the heating box located inside the purification chamber.