Annealing furnace for magnetic powder core production

Abstract

The utility model discloses an annealing furnace for magnetic powder core production, and relates to the technical field of annealing furnaces, the annealing furnace comprises a mounting rack, an annealing net cage, a heat conduction cylinder, a pushing assembly and a moving assembly, the annealing net cage is arranged in the mounting rack, the annealing net cage is provided with an inlet, and the pushing assembly comprises a driving source, a sliding rail, a sliding rod and calipers; the sliding rail is fixedly arranged at the top of the mounting frame, the sliding rod is slidably connected to the bottom of the sliding rail, and the calipers are arranged at the bottom of the sliding rod and can clamp the heat conduction cylinder; the moving assembly comprises a sleeve and a driving structure, the sleeve is fixedly connected to the inner wall of the annealing net cage, the driving structure is located in the annealing net cage, the heat conduction cylinder and the sleeve can be coaxially and movably matched, and the driving structure is used for driving the heat conduction cylinder to move relative to the sleeve; therefore, the heat conduction cylinder can be pushed to the outside or the inside of the annealing net cage so as to facilitate operation after annealing.

Description

Technical Field

[0001] The utility model relates to the technical field of annealing furnaces, in particular to an annealing furnace for producing magnetic powder cores. Background Art

[0002] Annealing furnaces are a process used in semiconductor device manufacturing that involves heating multiple semiconductor wafers to affect their electrical properties. Thermal treatments are designed for different effects. Wafers can be heated to activate dopants, convert thin films to thin films or to the wafer substrate interface, densely deposit thin films, change the state of growing thin films, repair implanted damage, move dopants or transfer dopants from one film to another or from a thin film into the wafer substrate.

[0003] After searching the publication number: CN215481103U, a high-efficiency annealing furnace for the production of metal magnetic powder cores is found, including a constant temperature annealing mechanism, the constant temperature annealing mechanism includes an annealing box supported by the ground, a blower installation slot is provided on the end side wall of the annealing box, a support plate is embedded in the blower installation slot, a blower is inserted through the middle of the support plate through a slot, wherein the blowing end of the blower is connected through the middle of the annealing mechanism, an electric auxiliary heating mesh plate is provided on the side wall of the annealing box, an air outlet slot is provided at the air outlet end of the electric auxiliary heating mesh plate and the middle of the top of the annealing box, and a U-shaped placement plate for constant temperature annealing is fixedly placed on the surface of the air outlet slot. The utility model provides a high-efficiency annealing furnace for the production of metal magnetic powder cores, through the annealing box, the blower installation slot and the blower, so that the blower can be installed during use, and the blower is started to generate negative pressure suction force;

[0004] However, in this application, due to the arrangement of the pipe sleeve, the heat transfer tube cannot be completely inserted into the annealing box, resulting in a low cooling effect on the heat transfer tube. Utility Model Content

[0005] The utility model aims to provide an annealing furnace for producing magnetic powder cores to solve the deficiencies in the above-mentioned prior art.

[0006] An annealing furnace for producing magnetic powder cores, comprising a mounting frame, an annealing mesh box, a heat transfer tube, a pushing assembly and a moving assembly, wherein the annealing mesh box is arranged inside the mounting frame and has an inlet, and the pushing assembly comprises a driving source, a slide rail, a slide rod and a caliper, wherein the slide rail is fixedly arranged on the top of the mounting frame, the slide rod is slidably connected to the bottom of the slide rail, the caliper is arranged at the bottom of the slide rod, and the caliper can clamp the heat transfer tube; the moving assembly comprises a sleeve and a driving structure, wherein the sleeve is fixedly connected to the inner wall of the annealing mesh box, the driving structure is located in the annealing mesh box, the heat transfer tube and the sleeve can coaxially move and cooperate, and the driving structure is used to drive the heat transfer tube to move relative to the sleeve.

[0007] Furthermore, the sleeve includes a fixing rod, a supporting ring and a positioning wheel, one end of several fixing rods are arranged on the side of the annealing box away from the inlet, several supporting rings are respectively penetrated by several fixing rods and fixedly connected, several positioning wheels are respectively arranged on the inner rings of several supporting rings, and several positioning wheels are all in contact with the outer wall of the heat transfer tube.

[0008] Furthermore, the driving structure includes a fixed plate, a motor and a guide wheel, the fixed plate is arranged inside the inlet, the motor is arranged at the bottom of one end of the fixed plate away from the inlet, the guide wheel is arranged at the output end of the motor, and the guide wheel is in contact with the outer wall of the heat conduction tube.

[0009] Furthermore, the balancing assembly includes a plurality of threaded columns, a plurality of threaded sleeves and a plurality of bases, and four of the threaded columns are respectively arranged at the four corners of the bottom of the mounting frame.

[0010] Furthermore, the four threaded sleeves are threadedly connected to the bottoms of the threaded columns one by one, and the four bases are arranged at the bottoms of the four threaded sleeves one by one.

[0011] Compared with the prior art, the utility model provides that when in use, after the heat transfer tube enters the annealing box from the inlet, the heat transfer tube contacts with a plurality of positioning wheels and a guide wheel until the heat transfer tube moves to contact with a plurality of positioning wheels in two support rings, and then the restriction on the heat transfer tube is released by the caliper, and then the motor is started to drive the guide wheel to rotate, and the heat transfer tube is driven to move by the friction between the guide wheel and the heat transfer tube until the heat transfer tube completely enters the annealing box, so that all parts of the heat transfer tube can be cooled down, so that the cooling effect is enhanced and the cooling time is reduced. After the heat transfer tube is cooled and annealed, the motor is started again to drive the guide wheel to reverse, so that the heat transfer tube can be continuously pushed to the outside of the annealing box to facilitate operations after annealing. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0013] Figure 1 The overall structural diagram provided for the embodiment of the utility model;

[0014] Figure 2 One of the partial structural schematic diagrams provided for the embodiment of the utility model;

[0015] Figure 3 The second partial structural diagram provided for the embodiment of the utility model.

[0016] Explanation of the reference numerals: 1. Mounting frame; 2. Annealing box; 3. Heat transfer cylinder; 4. Pushing assembly; 41. Slide rail; 42. Slide rod; 43. Caliper; 5. Moving assembly; 51. Sleeve; 511. Fixed rod; 512. Support ring; 513. Positioning wheel; 52. Driving structure; 521. Fixed plate; 522. Motor; 523. Guide wheel; 6. Balancing assembly; 61. Threaded column; 62. Threaded sleeve; 63. Base. DETAILED DESCRIPTION

[0017] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0018] See also Figure 1-Figure 3 The embodiment of the utility model provides a mounting frame 1, an annealing box 2, a heat transfer tube 3, a pushing assembly 4, a moving assembly 5 and a balancing assembly 6. The annealing box 2 is arranged inside the mounting frame 1, and the annealing box 2 has an inlet. The pushing assembly 4 includes a driving source, a slide rail 41, a slide rod 42 and a caliper 43. The slide rail 41 is fixedly arranged on the top of the mounting frame 1, the slide rod 42 is slidably connected to the bottom of the slide rail 41, and the caliper 43 is arranged at the bottom of the slide rod 42. The caliper 43 can clamp the heat transfer tube 3; the moving assembly 5 includes a sleeve 51 and a driving structure 52. The sleeve 51 is fixedly connected to the inner wall of the annealing box 2, the driving structure 52 is located in the annealing box 2, the heat transfer tube 3 and the sleeve 51 can coaxially move and cooperate, and the driving structure 52 is used to drive the heat transfer tube 3 to move relative to the sleeve 51.

[0019] The sleeve 51 includes a fixing rod 511, a supporting ring 512 and a positioning wheel 513. One end of the fixing rods 511 is arranged on the side of the annealing box 2 away from the inlet. The supporting rings 512 are respectively penetrated by the fixing rods 511 and fixedly connected. The positioning wheels 513 are respectively arranged on the inner rings of the supporting rings 512. The positioning wheels 513 are all in contact with the outer wall of the heat transfer tube 3.

[0020] The driving structure 52 includes a fixing plate 521, a motor 522 and a guide wheel 523. The fixing plate 521 is arranged inside the inlet, the motor 522 is arranged at the bottom of the end of the fixing plate 521 away from the inlet, and the guide wheel 523 is arranged at the output end of the motor 522. The guide wheel 523 is in contact with the outer wall of the heat transfer tube 3.

[0021] The balancing assembly 6 includes a plurality of threaded posts 61 , a plurality of threaded sleeves 62 and a plurality of bases 63 . The four threaded posts 61 are respectively arranged at the four corners of the bottom of the mounting frame 1 .

[0022] The threaded sleeve 62 is threadedly connected to the bottom of the threaded column 61 , and the base 63 is arranged at the bottom of the threaded sleeve 62 .

[0023] Working principle: When in use, after the heat transfer tube 3 enters the annealing net box 2 from the inlet, the heat transfer tube 3 contacts with a plurality of positioning wheels 513 until the heat transfer tube 3 moves to contact with a plurality of positioning wheels 513 in the two support rings 512, and then the restriction on the heat transfer tube 3 is released by the caliper 43, and then the motor 522 is started to drive the guide wheel 523 to rotate, and the heat transfer tube 3 is driven to move by the friction between the guide wheel 523 and the heat transfer tube 3 until the heat transfer tube 3 completely enters the annealing net box 2, so that all parts of the heat transfer tube 3 can be cooled down, so that the cooling effect is enhanced and the cooling time is reduced. After the heat transfer tube 3 is cooled and annealed, the motor 522 is started again to drive the guide wheel 523 to reverse, so that the heat transfer tube 3 can be continuously pushed to the outside of the annealing net box 2, so as to facilitate the operation after annealing;

[0024] When the device as a whole is working on an uneven ground, the rotatable base 63 drives the threaded sleeve 62 to rotate, so that the four bases 63 can be raised and lowered respectively, so as to adjust the device as a whole to a horizontal state.

[0025] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. An annealing furnace for producing magnetic powder cores, characterized in that: The invention comprises a mounting frame (1), an annealing net box (2), a heat transfer cylinder (3), a push assembly (4), a moving assembly (5) and a balancing assembly (6); the annealing net box (2) is arranged inside the mounting frame (1); the annealing net box (2) has an inlet; the push assembly (4) comprises a driving source, a slide rail (41), a slide rod (42) and a caliper (43); the slide rail (41) is fixedly arranged on the top of the mounting frame (1); the slide rod (42) is slidably connected to the bottom of the slide rail (41); the caliper (43) is arranged The movable assembly (5) comprises a sleeve (51) and a driving structure (52), wherein the sleeve (51) is fixedly connected to the inner wall of the annealing net box (2), and the driving structure (52) is located in the annealing net box (2). The heat transfer tube (3) and the sleeve (51) can coaxially move and cooperate with each other, and the driving structure (52) is used to drive the heat transfer tube (3) to move relative to the sleeve (51).

2. The annealing furnace for producing magnetic powder cores according to claim 1, characterized in that: The sleeve (51) comprises a fixing rod (511), a supporting ring (512) and a positioning wheel (513); one end of a plurality of the fixing rods (511) is arranged on a side of the annealing net box (2) away from the inlet; a plurality of the supporting rings (512) are respectively penetrated by the fixing rods (511) and fixedly connected; a plurality of the positioning wheels (513) are respectively arranged at the inner rings of a plurality of the supporting rings (512); and a plurality of the positioning wheels (513) are in contact with the outer wall of the heat transfer tube (3).

3. An annealing furnace for producing magnetic powder cores according to claim 2, characterized in that: The driving structure (52) comprises a fixing plate (521), a motor (522) and a guide wheel (523); the fixing plate (521) is arranged inside the inlet; the motor (522) is arranged at the bottom of one end of the fixing plate (521) away from the inlet; the guide wheel (523) is arranged at the output end of the motor (522); and the guide wheel (523) is in contact with the outer wall of the heat transfer tube (3).

4. The annealing furnace for producing magnetic powder cores according to claim 2, characterized in that: The balancing assembly (6) comprises a plurality of threaded columns (61), a plurality of threaded sleeves (62) and a plurality of bases (63), and the four threaded columns (61) are respectively arranged at the four corners of the bottom of the mounting frame (1).

5. The annealing furnace for producing magnetic powder cores according to claim 4, characterized in that: The threaded sleeve (62) is threadedly connected to the bottom of the threaded column (61), and the base (63) is arranged at the bottom of the threaded sleeve (62).

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