CN105779713A - Heat treatment method for work-pieces - Google Patents

Abstract

The invention provides a heat treatment method for work-pieces. A position signal reading device and manually-opened windows are utilized in the method. A heat treatment device is adopted for the method and comprises four container assemblies, a ring support, a heat treatment assembly and four lifting assemblies; the heat treatment assembly comprises a heating device, an oil quenching device, a tempering heating device and a cooling loading-unloading device, wherein the devices are uniformly arranged on the bottom of the ring support in the peripheral direction of the ring support; each lifting assembly comprises a motor, an inner sleeve, a screw and an outer sleeve; each container assembly comprises a container and a drive assembly, and the container is used for containing the work-pieces.

Description

Workpiece thermal treatment method

Technical field

The present invention relates to a kind for the treatment of process of workpiece, be especially a kind of heat treatment of workpieces technique.

Background technology

The heat treatment of workpiece typically requires multiple working procedure, for instance heating, quenching, tempering and cooling etc..The control in prior art, workpiece processed is mostly operator's manual operation, and the devices such as required heating, quenching are independent, when operator completes one procedure, need the judgement according to oneself to enable corresponding device and enter next process, so not only the technical merit of operator is proposed higher requirement, expend bigger human cost, and due to the dispersibility of the individual processing of workpiece and device, work efficiency is relatively low, workpiece for batch processing, due to the diversity of each workpiece, influence whether the precision that each workpiece processes unavoidably.

Summary of the invention

In order to overcome drawbacks described above, the present invention proposes a kind of Workpiece thermal treatment method that make use of position signalling reading device and manually opened window, it uses a kind of heat treatment of workpieces device, four container assemblies being loaded with workpiece can be controlled by motor to rotate simultaneously, four workpiece are made to sequentially pass through heating, oil hardening, tempering heating and cooling four operations of handling, and when whole operations of each workpiece complete, workpiece is made automatically to export, then proceed to process new workpiece, reduce labour cost, improve work efficiency and workpiece processing accuracy.

The technical solution used in the present invention is as follows: a kind of Workpiece thermal treatment method that make use of position signalling reading device and manually opened window, it using a kind of annealing device, described device includes four container assemblies, four lifting assemblies, rotary positioning apparatus, ring support, heat treating assembly and frame.

Described heat treating assembly includes quenching heating device, oil quenching device, tempering heater and cooling handler, and above four described devices are uniformly arranged along the circumferencial direction of described ring support；Wherein, described ring support is respectively arranged with four circumferential position signaling devices corresponding to described four devices, described rotary positioning apparatus is provided with a circumferential position signal reader, when described rotary positioning apparatus rotates, described circumferential position signal reader can read the position signalling that described four circumferential position signaling devices send, so that described rotary positioning apparatus stops operating after turning to correct position.

Described four lifting assemblies combine accordingly with described four container assemblies respectively, for container assemblies carries out descending operation respectively；Described four lifting assemblies are uniformly fixed on described rotary positioning apparatus at circumferencial direction, described rotary positioning apparatus can make the circumferencial direction that is combined in of described four lifting assemblies and container assemblies move, thus corresponding with the position of four described devices on described ring support successively respectively；Described four container assemblies respectively the first container assemblies, second container assembly, the 3rd container assemblies and the 4th container assemblies.

Each described lifting assembly includes motor, inner sleeve, screw rod and outer sleeve, wherein said motor is fixedly installed on support, for driving described inner sleeve to rotate, described screw rod and inner sleeve threaded engagement, described outer sleeve is set in outside inner sleeve and motor, its one end is fixed in frame, the other end has opening for screw rod traverse, described screw rod be provided with axial notch, the opening inner side of the described other end of described outer sleeve has radially inner protrusion, described protrusion coordinates with described axial notch, for limiting relatively rotating between screw rod and outer sleeve, two cut-off ends up and down of described axial notch coordinate with described protrusion, can play and moving up and down of screw rod is carried out spacing effect；The lower end of described screw rod is fixing with container assemblies to be connected.

Each described container assemblies includes container and drives assembly, described container is used for holding workpiece, described container is cage structure, its each face hollow out, so that described workpiece directly can be seated in each device of heat treating assembly together with container performs corresponding processing step；The base plate left end of container is hinged with the left plate of container, and described driving assembly includes container opening and closing motor, swing arm and connecting rod, and described container opening and closing motor is fixedly installed on the top board of described container near the right plate of container；Described swing arm is fixing with the output shaft of described container opening and closing motor to be connected, and described small end is hinged with swing arm, and lower end is hinged with the right-hand member of base plate；When swing arm described in described container opening and closing driven by motor rotates also and then drives described link motion, described base plate can rotate thus realizing the opening and closing of container；During described base plate Guan Bi, its right-hand member closely cooperates with the lower end of described right plate；The manually opened window in left side and the manually opened window in right side it is respectively arranged with at the left plate of described container and the bottom of right plate, the manually opened window of said two is oppositely arranged, can be used in manually being opened by container when described container opening and closing motor failure, thus container manually carries out the handling of workpiece.

Described Workpiece thermal treatment method comprises the following steps:

1) the most farm labourer's sequence in each operation execution time of Quench heating, oil hardening, tempering heating and cooling handling being performed set of time is the time of staying after rotary positioning apparatus rotates every time；First the first container assemblies is declined by lowering or hoisting gear, in the position of cooling handler, workpiece is loaded the first container assemblies, then the first container assemblies is risen by lowering or hoisting gear, rotating driving device drives described first container assemblies to rotate along ring support, when arriving above quenching heating device, now second container assembly is positioned at the top of cooling handler, rotating driving device stops operating and makes the first container assemblies lower into quenching heating device by corresponding lifting assembly, make second container assembly drop to cooling handler simultaneously, second container assembly loads workpiece；When the respective operation in each device of ring support completes, container assemblies is risen by corresponding lowering or hoisting gear；

2) it is finished when the time of staying of rotating driving device, rotating driving device starts to rotate, when the first container assemblies turns to above oil quenching device, and when described second container assembly turns to above quenching heating device and the 3rd container assemblies turns to above cooling handler, rotating driving device stops operating, and makes the first container assemblies, second container assembly and the 3rd container assemblies lower into oil quenching device, quenching heating device and cooling handler respectively by corresponding lifting assembly；3rd container assemblies loads workpiece；When the respective operation in each device of ring support completes, container assemblies is risen by corresponding lowering or hoisting gear；

3) it is finished when the time of staying of rotating driving device, rotating driving device starts to rotate, when the first container assemblies turns to above tempering heater, described second container assembly turns to above oil quenching device, when 3rd container assemblies turns to above quenching heating device and the 4th container assemblies turns to above cooling handler, rotating driving device stops operating, and make the first container assemblies by corresponding lifting assembly, second container assembly, 3rd container assemblies and the 4th container assemblies lower into tempering heater respectively, oil quenching device, in quenching heating device and cooling handler；4th container assemblies loads workpiece；When the respective operation in each device of ring support completes, container assemblies is risen by corresponding lowering or hoisting gear；

null4) it is finished when the time of staying of rotating driving device，Rotating driving device starts to rotate，When the first container assemblies turns to above cooling handler、Second container assembly is above tempering heater、3rd container assemblies above oil quenching device and the 4th container assemblies above quenching heating device time，Rotating driving device stops operating，And make the first container assemblies by corresponding lifting assembly、Second container assembly、3rd container assemblies and the 4th container assemblies lower into tempering heater respectively、Oil quenching device、In quenching heating device and cooling handler，Workpiece in first container assemblies cools down in cooling handler，When being cooled to suitable temperature，Assembly is driven to be opened by base plate，The supply being disposed is unloaded from container，And new a collection of pending workpiece loads in container，Assembly is driven to be closed by base plate；When the respective operation in each device of ring support completes, container assemblies is risen by corresponding lowering or hoisting gear；So circulation, until needing workpiece to be processed to be disposed.

By heater, oil quenching device, tempering heater and cooling handler to be uniformly arranged on the bottom of described ring support along the circumferencial direction of ring support, and drive the container assemblies being loaded with workpiece accordingly to rotate, it is possible to it is automatically obtained the whole heat treatment process of workpiece；By arranging lifting assembly on each container so that when the workpiece in each operation is carried out the rotation of line production formula by unification, it is possible to accurately control the process time of the workpiece of each operation；Complete the workpiece of current process can automatically rise and wait the workpiece finally completing operation, then rotate together, it is ensured that each workpiece can turn to position accurately and carry out corresponding operation；By arranging driving assembly, it is achieved that when workpiece completes heat treatment, the base plate of container can automatically open up the automatic output realizing workpiece.Such scheme achieves batch stream treatment workpiece, substantially increases processing speed and treatment effeciency, and improves automatization level.

Detailed description of the invention

A kind of Workpiece thermal treatment method that make use of position signalling reading device and manually opened window, it using a kind of annealing device, described device includes four container assemblies, four lifting assemblies, rotary positioning apparatus, ring support, heat treating assembly and frame.

Described heat treating assembly includes quenching heating device, oil quenching device, tempering heater and cooling handler, and above four described devices are uniformly arranged along the circumferencial direction of described ring support；Wherein, described ring support is respectively arranged with four circumferential position signaling devices corresponding to described four devices, described rotary positioning apparatus is provided with a circumferential position signal reader, when described rotary positioning apparatus rotates, described circumferential position signal reader can read the position signalling that described four circumferential position signaling devices send, so that described rotary positioning apparatus stops operating after turning to correct position.

Described four lifting assemblies combine accordingly with described four container assemblies respectively, for container assemblies carries out descending operation respectively；Described four lifting assemblies are uniformly fixed on described rotary positioning apparatus at circumferencial direction, described rotary positioning apparatus can make the circumferencial direction that is combined in of described four lifting assemblies and container assemblies move, thus corresponding with the position of four described devices on described ring support successively respectively；Described four container assemblies respectively the first container assemblies, second container assembly, the 3rd container assemblies and the 4th container assemblies.

Each described lifting assembly includes motor, inner sleeve, screw rod and outer sleeve, wherein said motor is fixedly installed on support, for driving described inner sleeve to rotate, described screw rod and inner sleeve threaded engagement, described outer sleeve is set in outside inner sleeve and motor, its one end is fixed in frame, the other end has opening for screw rod traverse, described screw rod be provided with axial notch, the opening inner side of the described other end of described outer sleeve 4 has radially inner protrusion, described protrusion coordinates with described axial notch, for limiting relatively rotating between screw rod and outer sleeve, two cut-off ends up and down of described axial notch coordinate with described protrusion, can play and moving up and down of screw rod is carried out spacing effect；The lower end of described screw rod is fixing with container assemblies to be connected.

Claims (1)

1. the Workpiece thermal treatment method that make use of position signalling reading device and manually opened window, it use a kind of annealing device, described device includes four container assemblies, four lifting assemblies, rotary positioning apparatus, ring support, heat treating assembly and frame, described heat treating assembly includes quenching heating device, oil quenching device, tempering heater and cooling handler, and above four described devices are uniformly arranged along the circumferencial direction of described ring support；Wherein, described ring support is respectively arranged with four circumferential position signaling devices corresponding to described four devices, described rotary positioning apparatus is provided with a circumferential position signal reader, when described rotary positioning apparatus rotates, described circumferential position signal reader can read the position signalling that described four circumferential position signaling devices send, so that described rotary positioning apparatus stops operating after turning to correct position；

Described four lifting assemblies combine accordingly with described four container assemblies respectively, for container assemblies carries out descending operation respectively；Described four lifting assemblies are uniformly fixed on described rotary positioning apparatus at circumferencial direction, described rotary positioning apparatus can make the circumferencial direction that is combined in of described four lifting assemblies and container assemblies move, thus corresponding with the position of four described devices on described ring support successively respectively；Described four container assemblies respectively the first container assemblies, second container assembly, the 3rd container assemblies and the 4th container assemblies；

It is finished when the time of staying of rotating driving device, rotating driving device starts to rotate, when the first container assemblies turns to above oil quenching device, and when described second container assembly turns to above quenching heating device and the 3rd container assemblies turns to above cooling handler, rotating driving device stops operating, and makes the first container assemblies, second container assembly and the 3rd container assemblies lower into oil quenching device, quenching heating device and cooling handler respectively by corresponding lifting assembly；3rd container assemblies loads workpiece；When the respective operation in each device of ring support completes, container assemblies is risen by corresponding lowering or hoisting gear.