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CN-121992180-A - Automatic vertical vacuum quenching furnace

CN121992180ACN 121992180 ACN121992180 ACN 121992180ACN-121992180-A

Abstract

The invention belongs to the technical field of vacuum quenching, and discloses an automatic vertical vacuum quenching furnace, which comprises an operation table body, wherein an electric telescopic rod drives a fixed block and a rotating bar to descend, the rotating bar drives a sliding block to transversely move in a sliding groove at the top of an oil tank, the sliding block drives a plugging plate to move, the two plugging plates are mutually far away, in the process, a fixed block can drive a mechanical clamping jaw, a fixed hack lever and a charging tray to descend, so that the charging tray is gradually close to oil in the oil tank, at the moment, the clamping jaw of the mechanical clamping jaw is controlled to open, the charging tray is released to drive a workpiece to descend, firstly, excessive sputtering generated when the workpiece is descended into the oil liquid, secondly, when the charging tray drives the workpiece to enter the oil liquid, the workpiece is subjected to rapid quenching, and when the charging tray is descended, the charging tray can fall to the top of a net bag, and the continuous falling of the charging tray is prevented. The workpiece in the material tray can be prevented from excessively floating in the oil pool by the check of the rotating plate.

Inventors

  • DING BO
  • Gu Xiangxie

Assignees

  • 苏州富纳斯智能装备有限公司

Dates

Publication Date
20260508
Application Date
20260317

Claims (10)

  1. 1. An automatic vertical vacuum quenching furnace comprises an operation table body (1), wherein an oil tank (2) is fixedly connected to the top of the bottom end of the operation table body (1), a vertical furnace (3) is fixedly connected to the top of the oil tank (2), and a cabinet door (4) is hinged to one side of the outer wall of the vertical furnace (3), and the automatic vertical vacuum quenching furnace is characterized by further comprising; Vacuum quenching mechanism (5), vacuum quenching mechanism (5) are including fixed connection vacuum pump (51) at operation panel body (1) top, the output intercommunication of vacuum pump (51) has return bend (52), the inside that one end of return bend (52) runs through and extends to vertical stove (3), operation panel body (1) is close to top one side fixedly connected with detector (53) of vacuum pump (51), the inner wall of vertical stove (3) is provided with quenching subassembly (54) for quenching work to the work piece.
  2. 2. The automatic vertical vacuum quenching furnace as claimed in claim 1, wherein the quenching assembly (54) comprises electric telescopic rods (541) fixedly connected to two sides of the top of the inner wall of the vertical furnace (3), a fixed block (542) is fixedly connected to the bottom of each electric telescopic rod (541), and a mechanical clamping jaw (543) is fixedly connected to the bottom of each fixed block (542).
  3. 3. The automatic vertical vacuum quenching furnace of claim 2, wherein the fixed block (542) is hinged with a rotating strip (544) near the two sides of the bottom of the mechanical clamping jaw (543), the bottom end of the rotating strip (544) is hinged with a sliding block (545), and four sliding grooves (546) are formed in the periphery of the top of the oil pool (2).
  4. 4. The automatic vertical vacuum quenching furnace of claim 3, wherein the outer wall of the bottom end of the sliding block (545) is slidably connected to the inner wall of the sliding groove (546), one side of the sliding block (545) is fixedly connected with a plugging plate (547), the two plugging plates (547) are in contact, and one end inner wall of the mechanical clamping jaw (543) is in contact with a fixing rack rod (548).
  5. 5. The automatic vertical vacuum quenching furnace of claim 4, wherein a tray (549) is fixedly connected between the two fixing frame rods (548), a plurality of round holes are formed in the bottom of the inner wall of the tray (549), and a net bag (5410) is fixedly connected to two sides of the inner wall of the oil tank (2).
  6. 6. The automatic vertical vacuum quenching furnace of claim 5, wherein two semicircular plates (5411) are fixedly connected to two sides of the top of the charging tray (549), a rotating rod (5412) is rotatably connected to the inner wall of each semicircular plate (5411), and a rotating plate (5413) is fixedly connected to the outer wall of the middle end of each rotating rod (5412).
  7. 7. The automatic vertical vacuum quenching furnace according to claim 6, wherein both sides of the top of the rotating plate (5413) are contacted with clamping plates (5414), the bottoms of the clamping plates (5414) are fixedly connected with sliding frame plates (5415), and one ends of the sliding frame plates (5415) penetrate through and are connected with the inner wall of the tray (549) in a sliding mode.
  8. 8. The automatic vertical vacuum quenching furnace according to claim 7, wherein an auxiliary assembly (55) is arranged at the bottom of the plugging plate (547), the auxiliary assembly (55) comprises vertical plates (551) fixedly connected to two sides of the bottom of the plugging plate (547), and a transverse plate (552) is fixedly connected to one side of the bottom end of each vertical plate (551).
  9. 9. The automatic vertical vacuum quenching furnace according to claim 8, wherein one end, far away from the vertical plate (551), of the transverse plate (552) is fixedly connected with an extrusion plate (553), two square cylinders (554) are fixedly connected to two sides of the inner wall of the oil pool (2), and a plurality of steel pipes (555) are communicated with the top end of one side of the extrusion plate (553).
  10. 10. The automatic vertical vacuum quenching furnace according to claim 9, wherein the stirring plates (556) are fixedly connected to the bottoms of the transverse plates (552), and the stirring plates (556) are provided with two stirring plates.

Description

Automatic vertical vacuum quenching furnace Technical Field The invention belongs to the technical field of vacuum quenching, and particularly relates to an automatic vertical vacuum quenching furnace. Background An automatic vertical vacuum quenching furnace is a device for metal heat treatment, which is mainly used for heating and quenching metal materials in a vacuum environment. Quenching is a process for enhancing the hardness and strength of metals by rapid cooling, and is generally used for processing materials such as steel and aluminum alloys. The vertical design is suitable for processing large-sized workpieces and small-sized workpieces. The device is an important device in modern metal heat treatment, can obviously improve the performance of a metal workpiece through efficient vacuum heating and rapid cooling, and is particularly suitable for the processing field with high precision and high strength requirements. The vertical vacuum tube type automatic quenching furnace with the publication number of CN205710825U in the prior art comprises a vertical furnace frame, a hearth arranged in the middle of the vertical furnace frame, a corundum tube vertically penetrating through the hearth, an upper tube orifice of the corundum tube, a conduit and an exhaust valve, wherein the upper tube orifice of the corundum tube is communicated with the exhaust valve in a sealing manner, an inner cavity of a water cooling quenching tank is communicated with external vacuumizing equipment through a pipeline, a lower tube orifice of the corundum tube is communicated with the water cooling quenching tank arranged at the bottom of the vertical furnace frame in a sealing manner, a hanging column is obliquely arranged on the lower disc surface of the flange plate downwards, the lower end part of the hanging column extends to the center position of the corundum tube, a sliding shaft made of magnetic materials is arranged in the conduit in a gap, and an electromagnetic coil is sleeved on the outer peripheral surface of the conduit. The application has the advantages of solving the problem of rapid cooling and quenching treatment of the sample of laboratory equipment in a vacuum environment, and simultaneously being convenient and fast to operate. Although the above application can solve the problem of rapid quenching of the sample in a vacuum environment, only the part of the workpiece in contact with air can be subjected to quenching during the process, and due to such limitation, other parts of the workpiece cannot be uniformly quenched, which may result in uneven hardness distribution or unsatisfactory cooling rate of partial regions. This not only affects the overall performance of the workpiece, but may even lead to different hardness differences of its surface and internal structure, thereby reducing the quality and reliability of the final product. Disclosure of Invention The invention provides an automatic vertical vacuum quenching furnace, which aims to solve the problem that the final quenching is incomplete due to the fact that uniform quenching is not carried out in the background technology. The automatic vertical vacuum quenching furnace comprises an operation table body, wherein an oil tank is fixedly connected to the top of the bottom end of the operation table body, a vertical furnace is fixedly connected to the top of the oil tank, a cabinet door is hinged to one side of the outer wall of the vertical furnace, the automatic vertical vacuum quenching furnace further comprises a vacuum quenching mechanism, the vacuum quenching mechanism comprises a vacuum pump fixedly connected to the top of the operation table body, an output end of the vacuum pump is communicated with an elbow, one end of the elbow penetrates through and extends to the inside of the vertical furnace, a detector is fixedly connected to one side, close to the top of the vacuum pump, of the operation table body, and a quenching assembly is arranged on the inner wall of the vertical furnace and used for quenching workpieces. Preferably, the quenching assembly comprises electric telescopic rods fixedly connected to two sides of the top of the inner wall of the vertical furnace, a fixed block is fixedly connected to the bottom of each electric telescopic rod, and a mechanical clamping jaw is fixedly connected to the bottom of each fixed block. Preferably, the fixed block is close to the bottom both sides of mechanical clamping jaw and all articulates there is the rotation strip, the bottom of rotation strip articulates there is the slider, four spouts have all been seted up around the top of oil pool. Preferably, the bottom outer wall sliding connection of slider is in the inner wall department of spout, one side fixedly connected with shutoff board of slider, two the shutoff board is the contact setting, the one end inner wall contact of machinery clamping jaw has the fixed hack lever. Preferably, two fixedly connected with charging tray bet