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CN-122012907-A - Multi-chamber iron core atmosphere annealing device

CN122012907ACN 122012907 ACN122012907 ACN 122012907ACN-122012907-A

Abstract

The invention discloses a multi-cavity iron core atmosphere annealing device, which relates to the technical field of heat treatment technology and material science and comprises a cover opening frame, wherein side plates are fixedly connected to the inner walls of two sides of the cover opening frame, a crucible car lower frame is connected inside the cover opening frame in a sliding manner through a transmission belt, a crucible car upper cover is arranged above the crucible car lower frame, a bottom pressing frame is fixedly connected to the surface of the upper end of the crucible car lower frame, a top pressing frame is fixedly connected to the surface of the lower end of the crucible car upper cover, an extension clamping groove is formed in the upper surface of the bottom pressing frame, the crucible car lower frame and the crucible car upper cover are sealed by adopting an automatic pressing mechanism, the uniform pressing and sealing can be automatically completed within a few seconds, the problem of low efficiency of manually screwing bolts one by one is thoroughly avoided, the sealing consistency is ensured, the unlocking operation risk caused by manual negligence is fundamentally eradicated by an automatic pressing mode, and the full-automatic and high-safety requirements of a modern multi-cavity annealing device are met.

Inventors

  • XU JINYU
  • XU XIANGYU

Assignees

  • 昆山淳钜机械有限公司

Dates

Publication Date
20260512
Application Date
20260309

Claims (8)

  1. 1. The multi-cavity iron core atmosphere annealing device comprises a cover opening frame (1) and is characterized in that side plates (11) are fixedly connected to the inner walls of two sides of the cover opening frame (1), a crucible car lower frame (12) is slidably connected to the inside of the cover opening frame (1) through a transmission belt, a crucible car upper cover (13) is arranged above the crucible car lower frame (12), a bottom pressing frame (21) is fixedly connected to the upper end surface of the crucible car lower frame (12), a top pressing frame (2) is fixedly connected to the lower end surface of the crucible car upper cover (13), an extension clamping groove (23) is formed in the upper surface of the bottom pressing frame (21), and the top pressing frame (2) extends to the inside of the extension clamping groove (23); The surface of crucible car lower frame (12) is provided with the pressing mechanism who ensures crucible car lower frame (12) and crucible car upper cover (13) zonulae occludens, the below of pressing mechanism is provided with the adjustment mechanism who controls crucible car lower frame (12) and crucible car upper cover (13) connected state, the below of pressing mechanism is provided with the stop gear who provides power for pressing mechanism, the surface of curb plate (11) is provided with the climbing mechanism who drives crucible car upper cover (13) and rise.
  2. 2. The multi-chamber iron core atmosphere annealing device according to claim 1, wherein the limiting mechanism comprises an embedded sliding groove (3) formed in the surface of a lower frame (12) of a crucible trolley, an adjusting sliding frame (31) is slidably connected in the embedded sliding groove (3), a plurality of limiting springs (32) are arranged on two sides of the inner wall above the embedded sliding groove (3) in a linear array mode, the limiting springs (32) are fixedly connected with the adjusting sliding frame (31), and a plurality of jacking blocks (33) are arranged on the upper surfaces of two sides of the adjusting sliding frame (31) in a linear array mode.
  3. 3. The multi-cavity iron core atmosphere annealing device according to claim 2, wherein the pressing mechanism comprises a plurality of adjusting fixing frames (4) which are all in linear array and fixedly connected to the lower surfaces of two sides of the bottom pressing frame (21), a plurality of limiting adjusting grooves (41) are formed in linear array on two sides of the bottom pressing frame (21), the limiting adjusting grooves (41) are communicated with the adjacent adjusting fixing frames (4), connecting sliding blocks (42) are respectively and rotatably connected to the upper end surfaces of the jacking blocks (33) through rotation, limiting clamping shafts (44) are fixedly connected to the inner walls of the adjusting fixing frames (4), closing sliding grooves (43) are formed in the surfaces of the connecting sliding blocks (42), the limiting clamping shafts (44) extend to the inside of the closing sliding grooves (43), one ends of the connecting sliding blocks (42) away from the jacking blocks (33) are fixedly connected with pressing blocks (46), a plurality of clamping grooves (45) are formed in linear array on two sides of the top pressing frame (2), and the pressing blocks (46) extend to the inside of the clamping grooves (45).
  4. 4. The multi-chamber iron core atmosphere annealing device according to claim 3, wherein the jacking mechanism comprises a lifter (51) fixedly connected to the upper surface of the side plate (11), a screw rod (52) is connected to the inner transmission of the lifter (51), a transmission motor (5) is fixedly connected to the upper surface of the side plate (11), an output shaft of the transmission motor (5) is fixedly connected with an output shaft of the lifter (51), and a jacking sliding frame (54) is fixedly connected to the upper surface of the screw rod (52).
  5. 5. The multi-chamber iron core atmosphere annealing device according to claim 4, wherein an extension clamping block (56) is connected to the inside of the jacking sliding frame (54) in a sliding manner, an electric telescopic rod (55) is fixedly connected to one side, away from the upper cover (13) of the crucible car, of the jacking sliding frame (54), an output shaft of the electric telescopic rod (55) extends to the inside of the jacking sliding frame (54) and is fixedly connected with the extension clamping block (56), jacking clamping frames (53) are fixedly connected to two sides of the upper cover (13) of the crucible car, and a transmission mechanism is arranged on one side, close to the upper cover (13), of the crucible car, of the side plate (11).
  6. 6. The multi-chamber iron core atmosphere annealing device according to claim 5, wherein the transmission mechanism comprises two transverse guide grooves (61) symmetrically formed in one side surface of the side plate (11) close to the upper cover (13) of the crucible car, transverse guide blocks (63) are slidably connected in the transverse guide grooves (61), transverse springs (62) are fixedly connected to the inner walls of the transverse guide grooves (61), the transverse springs (62) are fixedly connected with the similar transverse guide blocks (63), one end of each transverse guide block (63) is fixedly connected with a transmission slide block (64), one side, close to the screw rod (52), of the lower end of each transmission slide block (64) is provided with an inclined surface, the lower end of each screw rod (52) is fixedly connected with a transmission slide plate (6), the lower end of each transmission slide plate (6) is fixedly connected with a driving slide plate (66), each transmission slide block (64) is located on a sliding path of the driving slide plate (66), one side, close to the upper cover (13) of the crucible car, of each transmission slide block (64) is fixedly connected with a pressure slide block (65), and one end, far away from each other, of the two pressure slide blocks (65) are mutually arranged.
  7. 7. The multi-chamber iron core atmosphere annealing device according to claim 2, wherein the adjusting mechanism comprises two vertical guide grooves (72) symmetrically formed in one side surface of the side plate (11) close to the upper cover (13) of the crucible trolley, vertical guide blocks (73) are slidably connected in the vertical guide grooves (72), vertical springs (74) are fixedly connected to the inner walls of the vertical guide grooves (72), and jacking sliding blocks (7) are fixedly connected to one ends, far away from the side plate (11), of the vertical guide blocks (73).
  8. 8. The multi-chamber iron core atmosphere annealing device according to claim 7, wherein the jacking slide block (7) is L-shaped, an abutting wheel (71) is rotatably connected to the inside of the lower end of the vertical portion of the jacking slide block (7), the abutting wheel (71) is located on a sliding path of an inclined surface of a similar pressure slide block (65), and the adjusting slide frame (31) is located on a sliding path of the horizontal portion of the jacking slide block (7).

Description

Multi-chamber iron core atmosphere annealing device Technical Field The invention relates to the technical field of heat treatment technology and material science, in particular to a multi-chamber iron core atmosphere annealing device. Background The multi-chamber iron core atmosphere annealing device is a key heat treatment device for high-performance soft magnetic materials or semiconductor silicon steel, and is characterized in that the complete annealing process is decomposed into a plurality of processing chambers which are isolated from each other and can control atmosphere and temperature independently, and the chambers are connected through a conveying mechanism with vacuum or atmosphere lock, so that an iron core workpiece wound into a ring shape can continuously and sequentially pass through each process stage in controlled protective atmosphere or vacuum, thereby realizing the optimization of the microstructure and final magnetic performance of the iron core material. The working process of the multi-chamber iron core atmosphere annealing device starts from a cover opening section, an iron core is placed in a crucible car in the cover opening section, the crucible car is sealed in the cover opening section, the annular iron core is vacuumized and filled with protective gas to replace air, then the iron core enters a heating section under the driving of a conveying mechanism, finally the temperature of the iron core is reduced to a safe temperature at a controllable rate in a cooling cavity, and in the whole process, each chamber always maintains a specific protective atmosphere, so that the whole annealing process without oxidation, with low stress and highly optimized magnetic performance is completed. In the sealing process of the crucible car, an operator needs to use tools, the operator manually tightens a plurality of bolts to seal or send out the upper cover and the lower cover of the crucible car, so that the operation is time-consuming and labor-consuming, the operation is completely dependent on experience and physical strength of workers, the tightness cannot be quantified, the problem that individual bolts are not tightened or excessively tightened easily occurs, poor sealing of the upper cover and the lower frame of the crucible car or connecting thread sliding wires is caused, and then the atmosphere pollution caused by the fact that the sealing of the crucible car is not tight occurs in the heating or transporting process is caused. Disclosure of Invention Technical problem to be solved Aiming at the defects of the prior art, the invention provides a multi-cavity iron core atmosphere annealing device, which solves the problems in the background art. Technical proposal The multi-cavity iron core atmosphere annealing device comprises a cover opening frame, wherein side plates are fixedly connected to the inner walls of two sides of the cover opening frame, a crucible car lower frame is slidably connected to the inside of the cover opening frame through a transmission belt, a crucible car upper cover is arranged above the crucible car lower frame, a bottom pressing frame is fixedly connected to the upper end surface of the crucible car lower frame, a top pressing frame is fixedly connected to the lower end surface of the crucible car upper cover, an extension clamping groove is formed in the upper surface of the bottom pressing frame, and the top pressing frame extends to the inside of the extension clamping groove; The surface of crucible car lower frame is provided with the pressing mechanism who ensures the tight connection of crucible car lower frame and crucible car upper cover, pressing mechanism's below is provided with the adjustment mechanism who controls crucible car lower frame and crucible car upper cover connected state, pressing mechanism's below is provided with the stop gear who provides power for pressing mechanism, the surface of curb plate is provided with the climbing mechanism who drives crucible car upper cover and rise. Preferably, the stop gear is including seting up in the embedded spout of crucible car underframe surface, the inside sliding connection of embedded spout has the regulation sliding frame, the top inner wall both sides of embedded spout all are linear array and are provided with a plurality of spacing springs, and is a plurality of spacing spring all with adjust sliding frame fixed connection, it is provided with a plurality of jacking pieces to adjust sliding frame both sides upper surface and all be linear array. Preferably, the pressing mechanism comprises a plurality of adjusting fixing frames which are all in linear array fixedly connected with the lower surfaces of two sides of the bottom pressing frame, the two sides of the bottom pressing frame are provided with a plurality of limiting adjusting grooves in linear array, the limiting adjusting grooves are communicated with the similar adjusting fixing frames, a plurality of the upper end su