Reaction cavity structure of annealing furnace

Abstract

The utility model discloses a reaction cavity structure of an annealing furnace, which belongs to the technical field of annealing processing and comprises an outer cavity, an inner cavity is arranged in the outer cavity, a sealing component is mounted on one side of the outer cavity, two transverse rods are fixed in the inner cavity, and a plurality of storage racks are connected between the two transverse rods. According to the reaction cavity structure of the annealing furnace, the driving assembly is controlled to work to drive the lead screw to rotate, in the rotating process of the lead screw, the nut can drive the storage rack to get close to the sealing assembly through the push plate, guide wheels at the bottom of the storage rack can move on the two transverse rods, and then the moving friction force is reduced till the storage rack drives steel to move out of the inner cavity; and meanwhile, the plug pins are pulled out upwards, so that every two adjacent storage racks can be separated, the number of the storage racks designed in a modularized mode can be freely increased or decreased, the storage racks are suitable for different work requirements, a traditional mode that a tool is adopted for transferring steel is abandoned, and operation convenience is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of annealing processing, in particular to a reaction cavity structure of an annealing furnace. Background Art

[0002] Mold steel annealing is a common heat treatment process, which aims to improve the organizational structure of mold steel through the process of heating and cooling, and enhance its mechanical properties and processing performance. Currently, mold steel is usually placed in the reaction chamber of the annealing furnace for treatment.

[0003] The reaction chamber in the existing annealing furnace is usually an integrated design, and an opening is usually added on the outside to load and unload the mold steel material. The steel needs to be processed in batches to improve the annealing efficiency. Due to the special processing environment, tools are usually used to transfer the steel, and it is difficult to achieve the purpose of stacking the steel and quickly taking the material. The operation is complicated and the workload is increased. At the same time, uneven stacking can easily affect the annealing effect of the steel. Utility Model Content

[0004] In order to overcome the above-mentioned defects, the utility model provides a reaction chamber structure of an annealing furnace, which solves the problem that steel needs to be processed in batches to improve the annealing efficiency. Due to the special processing environment, tools are usually used to transfer steel, and it is difficult to achieve the purpose of stacking steel and quickly taking materials. The operation is complicated and the workload is increased. At the same time, uneven stacking can easily affect the annealing effect of steel.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reaction chamber structure of an annealing furnace, comprising an outer chamber, an inner chamber is arranged in the outer chamber, a sealing assembly is installed on one side of the outer chamber, two cross bars are fixed in the inner chamber, a plurality of racks are connected between the two cross bars, guide wheels are respectively arranged at the four corners of the bottom of the rack, steel is arranged on the rack, a push plate is overlapped at the bottom of one of the racks, and a nut is fixed at the bottom of the push plate;

[0006] The nut is internally threaded with a screw rod, one end of the screw rod passes through the inner cavity and the outer cavity and is provided with a driving assembly, the driving assembly is installed on one side of the outer cavity, the two sides of the storage rack are respectively fixedly connected with a connecting seat and an insert block, the insert block is inserted in the connecting seat, and a pin is passed through the middle of the connecting seat and the insert block.

[0007] As a further solution of the utility model: the top of the push plate is L-shaped, and limiting plates are fixed on both sides of the push plate respectively. Slideways are respectively provided on the opposite surfaces of the two cross bars, and the limiting plates are slidably connected in the slideways.

[0008] As a further solution of the utility model: air guide boxes are respectively installed on both sides of the bottom of the outer cavity, and three valve tubes are equidistantly arranged on the air guide box.

[0009] As a further solution of the utility model: the sealing assembly comprises an inlet and outlet frame, a sealing seat is arranged in the inlet and outlet frame, and a sealing door is hingedly connected to the top of the inlet and outlet frame by a hinge.

[0010] As a further solution of the utility model: two bolts are provided on one side of the sealing door, and the bolts penetrate the sealing door and are threadedly connected in the outer cavity.

[0011] As a further solution of the utility model: the driving assembly includes a motor, the motor is installed on one side of the outer cavity, a driving gear is fixed on the output shaft of the motor, a driven gear is meshed on the driving gear, and one side of the driven gear is fixed to one end of the screw rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The reaction chamber structure of the annealing furnace drives the screw to rotate by controlling the operation of the driving component. During the rotation of the screw, the nut drives the rack to approach the sealing component through the push plate, and the guide wheel at the bottom of the rack can move on the two cross bars, thereby reducing the movement friction until the rack drives the steel to move out of the inner cavity for material removal. At the same time, the latch is pulled upward to separate two adjacent racks. The modularly designed racks can be freely increased or decreased in number, which is suitable for different work needs. The traditional use of tools to transfer steel is abandoned, and the convenience of operation is greatly improved.

[0014] The reaction chamber structure of the annealing furnace is such that steel materials are stacked on a rack and then the current rack is pushed onto two cross bars in the inner chamber. When the two racks are assembled, the plug blocks on the racks can be inserted into the connecting seats. The two adjacent racks can be assembled by inserting the plug blocks and the connecting seats. The operation is convenient. Multiple racks are pushed into the inner chamber in sequence until the racks move to the ends of the cross bars and contact the top of the push plate, so that batches of steel materials can be neatly stacked in the inner chamber, and there is a gap between two adjacent steel materials, thereby ensuring the annealing effect of the steel materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic structural diagram of the cross section of the utility model;

[0017] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 4 This is a three-dimensional structural diagram of the utility model storage rack;

[0019] In the figure: 1. outer cavity; 2. inner cavity; 3. sealing assembly; 301. inlet and outlet frame; 302. sealing seat; 303. sealing door; 304. bolt; 4. cross bar; 5. storage rack; 6. guide wheel; 7. steel; 8. push plate; 9. limit plate; 10. nut; 11. screw rod; 12. driving assembly; 121. motor; 122. driving gear; 123. driven gear; 13. slideway; 14. connecting seat; 15. plug block; 16. latch; 17. air guide box; 18. valve pipe. DETAILED DESCRIPTION

[0020] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0021] like Figure 1-4 As shown, the utility model provides a technical solution: a reaction chamber structure of an annealing furnace, comprising an outer chamber 1, an inner chamber 2 is arranged in the outer chamber 1, air guide boxes 17 are respectively installed on both sides of the bottom of the outer chamber 1, and three valve pipes 18 are equidistantly arranged on the air guide box 17. Because the air guide box 17 is arranged on the outer chamber 1, and the valve pipes 18 are equidistantly installed in the air guide box 17, the steel 7 in the inner chamber 2 can be evenly heated or cooled, thereby improving the annealing processing effect;

[0022] A sealing assembly 3 is installed on one side of the outer cavity 1, and the sealing assembly 3 includes an entry and exit frame 301, a sealing seat 302 is arranged in the entry and exit frame 301, a sealing door 303 is hinged on the top of the entry and exit frame 301 through a hinge, and two bolts 304 are arranged on one side of the sealing door 303, and the bolts 304 penetrate the sealing door 303 and are threadedly connected in the outer cavity 1, and the entry and exit frame 301 is sealed by the sealing seat 302 to prevent the storage rack 5 from colliding with the sealing door 303, and secondly, the sealing door 303 is arranged at the opening of the entry and exit frame 301 through the bolts 304, so as to further improve the sealing effect of the processing environment.

[0023] Two cross bars 4 are fixed in the inner cavity 2, and a number of racks 5 are connected between the two cross bars 4. Guide wheels 6 are respectively provided at the four corners of the bottom of the racks 5. Steel materials 7 are mounted on the racks 5. A push plate 8 is overlapped at the bottom of one of the racks 5, and a nut 10 is fixed at the bottom of the push plate 8. The top of the push plate 8 is L-shaped, and limit plates 9 are respectively fixed on both sides of the push plate 8. Slideways 13 are respectively provided on the opposite surfaces of the two cross bars 4. The limit plates 9 are slidably connected in the slideways 13. Because the limit plates 9 are provided, the limit plates 9 can slide in the slideways 13, which plays a role in limiting the nut 10, preventing the nut 10 from deviating from the position and affecting the stability of the push plate 8;

[0024] The nut 10 is internally threaded with a screw rod 11, one end of the screw rod 11 passes through the inner cavity 2 and the outer cavity 1 and is provided with a driving assembly 12, the driving assembly 12 is installed on one side of the outer cavity 1, and the driving assembly 12 includes a motor 121, the motor 121 is installed on one side of the outer cavity 1, a driving gear 122 is fixed on the output shaft of the motor 121, a driven gear 123 is meshed on the driving gear 122, one side of the driven gear 123 is fixed to one end of the screw rod 11, because the motor 121 is provided, the motor 121 can rotate forward and reverse, and the motor 121 can rotate through the driving gear 122 and the driven gear 123 when it works, so as to facilitate the control of the rotation direction of the screw rod 11 on the driven gear 123;

[0025] A connecting seat 14 and an insert block 15 are fixedly connected to both sides of the storage rack 5, respectively. The insert block 15 is inserted into the connecting seat 14. A latch 16 is provided through the middle of the connecting seat 14 and the insert block 15. Because of the latch 16, after the insert block 15 is inserted into the connecting seat 14, the latch 16 is inserted into the insert block 15 and the connecting seat 14, so as to facilitate the connection of two adjacent storage racks 5.

[0026] The working principle of the utility model is:

[0027] When the annealed steel 7 is taken out from the inner cavity 2, the sealing door 303 and the sealing seat 302 are opened, and the motor 121 is controlled to work so as to drive the driving gear 122 to rotate, and the driving gear 122 drives the screw rod 11 to rotate through the driven gear 123. During the rotation of the screw rod 11, the nut 10 drives the rack 5 to approach the in-and-out frame 301 through the push plate 8, and the guide wheel 6 at the bottom of the rack 5 can move on the two cross bars 4 until the rack 5 drives the steel 7 to move out of the inner cavity 2 to take the material, and at the same time, the upward Pull out the latch 16 to separate the two adjacent racks 5. Then, control the motor 121 to reverse so that the nut 10 drives the push plate 8 to move to the initial position. After the steel 7 is stacked on the rack 5, push the current rack 5 into the inner cavity 2. The plug 15 on the rack 5 can be inserted into the connecting seat 14. Insert the latch 16 into the plug 15 and the connecting seat 14 to assemble the two adjacent racks 5 until the rack 5 contacts the top of the push plate 8. Then, the stacking of the steel 7 is completed.

[0028] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0029] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A reaction chamber structure of an annealing furnace, comprising an outer chamber (1), characterized in that: An inner cavity (2) is provided in the outer cavity (1), a sealing assembly (3) is installed on one side of the outer cavity (1), two cross bars (4) are fixed in the inner cavity (2), a plurality of racks (5) are connected between the two cross bars (4), guide wheels (6) are respectively provided at the four corners of the bottom of the rack (5), steel (7) is mounted on the rack (5), a push plate (8) is overlapped at the bottom of one of the racks (5), and a nut (10) is fixed at the bottom of the push plate (8); The nut (10) is internally threadedly connected to a screw rod (11); one end of the screw rod (11) passes through the inner cavity (2) and the outer cavity (1) and is provided with a driving assembly (12); the driving assembly (12) is installed on one side of the outer cavity (1); two sides of the storage rack (5) are respectively fixedly connected to a connecting seat (14) and an insert block (15); the insert block (15) is inserted into the connecting seat (14); and a latch (16) passes through the middle of the connecting seat (14) and the insert block (15).

2. The reaction chamber structure of an annealing furnace according to claim 1, characterized in that: The top of the push plate (8) is L-shaped, and limit plates (9) are fixed on both sides of the push plate (8). Slideways (13) are respectively provided on the opposite surfaces of the two cross bars (4), and the limit plates (9) are slidably connected in the slideways (13).

3. The reaction chamber structure of an annealing furnace according to claim 1, characterized in that: Air guide boxes (17) are respectively installed on both sides of the bottom of the outer cavity (1), and three valve tubes (18) are equidistantly arranged on the air guide box (17).

4. The reaction chamber structure of an annealing furnace according to claim 1, characterized in that: The sealing assembly (3) comprises an inlet and outlet frame (301), a sealing seat (302) is provided in the inlet and outlet frame (301), and a sealing door (303) is hingedly connected to the top of the inlet and outlet frame (301) via a hinge.

5. The reaction chamber structure of an annealing furnace according to claim 4, characterized in that: Two bolts (304) are provided on one side of the sealing door (303); the bolts (304) penetrate the sealing door (303) and are threadedly connected in the outer cavity (1).

6. The reaction chamber structure of an annealing furnace according to claim 1, characterized in that: The driving assembly (12) comprises a motor (121), the motor (121) being mounted on one side of the outer cavity (1), a driving gear (122) being fixed on an output shaft of the motor (121), a driven gear (123) being meshed on the driving gear (122), and one side of the driven gear (123) being fixed to one end of the screw rod (11).

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