WO2016131407A1

WO2016131407A1 - Split-type dehydrogenation furnace and delivery device

Info

Publication number: WO2016131407A1
Application number: PCT/CN2016/073775
Authority: WO
Inventors: 李伯仲
Original assignee: 亿鸿环保机械(苏州)有限公司
Priority date: 2015-02-16
Filing date: 2016-02-15
Publication date: 2016-08-25

Abstract

A split-type dehydrogenation furnace and delivery device comprise a dehydrogenation mechanism and a delivery mechanism. The dehydrogenation mechanism comprises a plurality of independent dehydrogenation furnaces (1) disposed at intervals, and a cooling furnace (2) disposed at an end and adjacent to the last dehydrogenation furnace (1). The delivery mechanism comprises a first exchange mechanism, a delivery overhead crane, a transmission mechanism and a second exchange mechanism, wherein the first exchange mechanism is configured to transport a pre-processed workpiece to the delivery overhead crane, the delivery overhead crane is configured to place the pre-processed workpiece in the dehydrogenation furnaces (1) and the cooling furnace (2), and deliver a cooled workpiece to the transmission mechanism, and the transmission mechanism is configured to transfer the cooled workpiece to the second exchange mechanism. The cooled workpiece is delivered, via the second exchange mechanism, to a passivation process. The split-type dehydrogenation furnace and delivery device perform different processes on different workpieces separately, thus facilitating maintenance. The delivery device has exchange mechanisms automatically sorting workpieces into upper and lower layers, thereby achieving automation, increasing a working efficiency, and extending a service life.

Description

Split type dehydrogenation furnace and conveying device

Technical field

The invention relates to a dehydrogenation furnace and a conveying device, in particular to a split type dehydrogenation furnace and a conveying device capable of automatic, flexible control and energy saving, belonging to the field of mechanical processing.

Background technique

In the field of machining, if the steel material absorbs hydrogen, a phenomenon of "hydrogen embrittlement" occurs. Titanium alloys are particularly susceptible to hydrogen absorption. As a general machining application, hydrogen embrittlement is highly undesirable. Because the steel material not only loses toughness and hardness after hydrogen embrittlement, in the actual processing, in order to avoid delayed fracture of the workpiece due to hydrogen embrittlement, it is necessary to dehydrogenate the workpiece after the electroplating process.

At present, in the field, the commonly used dehydrogenation furnace is a monolithic large furnace, which is tunnel type, and all the workpieces to be processed are placed in the same dehydrogenation furnace, and the process conditions such as working time and temperature during drying are also Must be the same, this can not meet the requirements of different process conditions of the workpiece, resulting in waste of energy; at the same time, the overall large-scale dehydrogenation furnace also makes maintenance, inspection is extremely inconvenient.

In addition, the existing conveying device is a chain conveying, and the wear between the roller and the pin is accelerated at a high temperature, which causes the chain to be elongated to cause problems in chain transmission or positioning, and the workpiece needs to be long after dehydrogenation. The chain rails are naturally air-cooled, which wastes time and makes the process procedures cumbersome and lengthily, thus affecting work efficiency.

Therefore, how to make the dehydrogenation process realize automation, flexible and convenient control, save energy, how to automate the transportation process, improve work efficiency and reduce production cost have become the main direction of the industry.

Summary of the invention

In order to solve the problems existing in the prior art, the object of the present invention is to provide a split type dehydrogenation furnace and a conveying device, wherein the split type dehydrogenation furnace can save energy, and different workpieces can be separately processed, that is, different settings. The working time and temperature during drying are flexible and convenient, which also makes maintenance and inspection convenient; the conveying device can realize automation, improve work efficiency and long service life of the equipment.

In order to achieve the above object, the technical solution adopted by the present invention is:

A split type dehydrogenation furnace and conveying device comprising a dehydrogenation mechanism and a conveying mechanism;

The dehydrogenation mechanism comprises a plurality of independent dehydrogenation furnaces arranged at intervals and a cooling furnace disposed at the end, the cooling furnace being adjacent to the last dehydrogenation furnace;

The transport mechanism includes a first exchange mechanism, a transport crane, a transport mechanism, and a second exchange mechanism, wherein the first exchange mechanism is configured to exchange pre-processed workpieces onto a transport crane, and the transport crane is used for The pre-processed workpiece is sequentially placed in a dehydrogenation furnace, a cooling furnace, and the cooled workpiece is transported to a transport mechanism for transporting the cooled workpiece to a second exchange mechanism, and the cooled workpiece is The second exchange mechanism is delivered to the passivation process.

As one of the preferred embodiments of the present invention, the dehydrogenation furnace may operate in whole or in part simultaneously.

More preferably, the plurality of dehydrogenation furnaces are each provided with independent process condition setting mechanisms.

As one of the preferred embodiments, the first switching mechanism is disposed above the second switching mechanism.

Further, the first switching mechanism includes a first turning station, and the second switching mechanism includes a second turning station.

Preferably, the transport crane is a three-way crane.

More preferably, the transport crane comprises:

a plurality of square storage trays for accommodating workpieces;

a lifting mechanism for lifting and lowering the workpiece and a lifting bracket for placing the square storage tray;

a longitudinal moving mechanism for moving the workpiece longitudinally;

a lateral movement mechanism for moving the workpiece laterally;

And a robot for picking up and placing a square storage tray.

Further, the transporting crane further includes an hoisting motor for providing power, a longitudinal moving motor, and a lateral moving motor.

As one of the preferred embodiments of the present invention, a cooling fan is disposed in the cooling furnace.

Preferably, the conveying mechanism further comprises a crown rail for the movement of the crane.

(1) Separate dehydrogenation furnace can save energy, so that different workpieces can be made into different processes, that is, set the working time and temperature during different drying;

(2) Flexible and convenient, it also makes maintenance and inspection convenient;

(3) Conveying device, automatic upper and lower layer exchange mechanism, can realize automation, improve work efficiency, and long service life of the equipment, avoiding the defects of traditional chain transmission and wear.

DRAWINGS

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

1 is a schematic structural view of a split type dehydrogenation furnace and a conveying device of the present invention;

Figure 2 is a front elevational view showing the structure of the dehydrogenation furnace of the present invention;

Figure 3 is a side view of the structure of the dehydrogenation furnace of the present invention;

Figure 4 is a front elevational view showing the structure of the transporting crane of the present invention;

Figure 5 is a side elevational view of the structure of the transport crane of the present invention.

DESCRIPTION OF REFERENCE NUMERALS 1 - dehydrogenation furnace, 10 - furnace door bracket, 11 - furnace door, 12 - furnace body, 13 - workpiece holder, 2-cooling furnace, 3-first turning table, 4-three-way day Car, 40-square storage tray, 41-lifting mechanism, 41a-lift motor, 41b-lifting bracket, 42-longitudinal moving mechanism, 42a-longitudinal moving motor, 43-transverse moving mechanism, 43a-lateral moving motor, 5 -Second turning table, 6-car track, 7-belt, 8-square storage tray Wagon, A-dehydrogen line, B-dehydrogen pretreatment line, C-passivation line, D-loading stacking position, E-feeding stratification, F-empty recirculation parking space, G-bearing Place the disk.

detailed description

The technical solutions in the embodiments will be specifically, clearly and completely described in the following with reference to the accompanying drawings in the embodiments.

A split type dehydrogenation furnace and a conveying device comprising a dehydrogenation mechanism and a conveying mechanism.

Referring to FIG. 1, the dehydrogenation mechanism includes a plurality of independent dehydrogenation furnaces 1 arranged at intervals, and a cooling furnace 2 disposed at the end, the cooling furnace 2 being adjacent to the last dehydrogenation furnace 1. The dehydrogenation furnace 1 can work in whole or in part at the same time, and each dehydrogenation furnace 1 is provided with independent process condition setting mechanisms, which are respectively controlled according to different processing requirements of the workpiece, such as each dehydrogenation furnace. It is possible to do different processes at the same time, that is, to set the working time and temperature during different drying, and to use more flexible, to overcome the traditional tunnel type, all the workpieces must be put together, the same process conditions are processed, and energy is saved. On the other hand, maintenance, inspection, etc. are also more convenient, economical and practical.

Specifically, referring to FIG. 2 and FIG. 3, the dehydrogenation furnace 1 includes a furnace body 12, a furnace door 11 and a furnace door bracket 10. The workpiece body 12 is provided with a workpiece holder for accommodating the workpiece to be processed.

A cooling fan is disposed in the cooling furnace 2, and is disposed under the workpiece to be cooled to perform cold air blowing on the workpiece, so that the hot gas is extracted from above the cooling furnace.

The transport mechanism includes a first exchange mechanism, a transport crane, a transport mechanism, and a second exchange mechanism, wherein the first exchange mechanism is configured to exchange pre-processed workpieces onto a transport crane, and the transport crane is used for The pre-processed workpiece is sequentially placed in a dehydrogenation furnace, a cooling furnace, and the cooled workpiece is transported to a transport mechanism, and the transport mechanism may be a conveyor belt 7 for transporting the cooled workpiece to the second exchange mechanism. The cooled workpiece is conveyed to the passivation process via the second exchange mechanism.

Specifically, as shown in FIG. 1 , the first switching mechanism includes a first turning platform 3 , and the second switching mechanism includes a second turning platform 5 , and the first switching mechanism and the second switching mechanism are layered, that is, the first switching mechanism is configured. On the upper level of the second exchange mechanism.

As shown in FIG. 4-5, the transport crane is a three-way crane 4, which comprises a plurality of square storage trays 40 for accommodating workpieces, a lifting mechanism 41 for lifting and lowering workpieces, and a square storage material. The lifting bracket 41b of the disk 40; the longitudinal moving mechanism 42 for longitudinally moving the workpiece, the lateral moving mechanism 43 for laterally moving the workpiece, and the robot for not picking up the square storage tray (not shown). The transport crane further includes an elevation motor 41a for providing power transmission, a longitudinal movement motor 42a, and a lateral movement motor 43a. The transport mechanism also includes a crown rail 6 for three-way crane movement.

Referring to the split dehydrogenation furnace and the conveying device of the present embodiment, a specific process for dehydrogenating the workpiece subjected to dehydrogenation pretreatment is shown in FIG. The workflow will be described in detail below:

After the workpiece is dehydrogenation pretreatment in the dehydrogenation pretreatment line B, the storage tray is circular. Before entering the dehydrogenation line A, the workpiece in the circular storage tray needs to be flipped through the first inversion table. Pour into the square storage tray, then transport it to the retainer placement position G through the first exchange mechanism, and then transport it to the loading stacking position D through the square-carrying transport crane 8 to a certain number, for example, after four trays, The three-way crane 4 is transported into the dehydrogenation furnace 1 for dehydrogenation treatment, and the above actions are repeated, and then the next dehydrogenation furnace is sequentially introduced, and then the dehydrogenated workpiece is transported to the cooling furnace 2, cooled, and cooled by a cooling fan. Up to 50 ° C. The cooled workpiece is placed in the blanking level E, and a square storage tray 40 is placed each time by the robot, and placed one by one on the conveyor belt 7 to enter the passivation line C. Before entering the passivation line C, the workpiece also needs to pass through the second turning table 5, and the workpiece in the square storage tray is turned over and poured into the circular storage tray, because the passivation process is performed on the circular storage tray. At this time, if the square storage tray is empty, the rectangular storage tray can be used to transport the crane 8 to transport the empty tray to the retainer placement position G through the reflow placement position F, and return to the initial position, and the cycle is used in the next round. In the present invention The conveying device, which automatically and vertically stratifies the exchange mechanism, can realize automation, improve work efficiency, and has long service life, avoiding the defects of traditional chain transmission and wear.

In summary, the present invention can save energy, so that different workpieces can be separately processed, that is, set working time and temperature during different drying; flexible and convenient, and also convenient for maintenance and inspection; The automatic upper and lower layer switching mechanism can realize automation and improve work efficiency, and the equipment has long service life, thereby avoiding the defects of the traditional chain transmission and wear.

The above specific embodiments are merely illustrative of the technical concept and structural features of the present invention, and are intended to enable those skilled in the art to implement the present invention, but the above description does not limit the scope of the present invention, and is in accordance with the present invention. Any equivalent changes or modifications made by the spirit of the invention are intended to fall within the scope of the invention.

Claims

A split type dehydrogenation furnace and a conveying device, characterized in that the split type dehydrogenation furnace and the conveying device comprise a dehydrogenation mechanism and a conveying mechanism;

The dehydrogenation mechanism comprises a plurality of independent dehydrogenation furnaces arranged at intervals and a cooling furnace disposed at the end, the cooling furnace being adjacent to the last dehydrogenation furnace;

The transport mechanism includes a first exchange mechanism, a transport crane, a transport mechanism, and a second exchange mechanism, wherein the first exchange mechanism is configured to exchange pre-processed workpieces onto a transport crane, and the transport crane is used for The pre-processed workpiece is sequentially placed in a dehydrogenation furnace, a cooling furnace, and the cooled workpiece is transported to a transport mechanism for transporting the cooled workpiece to a second exchange mechanism, and the cooled workpiece is The second exchange mechanism is delivered to the passivation process.
A split type dehydrogenation furnace and conveying apparatus according to claim 1, wherein said dehydrogenation furnace operates in whole or in part simultaneously.
The split type dehydrogenation furnace and the conveying device according to claim 1 or 2, wherein the plurality of dehydrogenating furnaces are provided with independent process condition setting mechanisms.
A split type dehydrogenation furnace and conveying apparatus according to claim 1, wherein said first exchange mechanism is disposed above said second exchange mechanism.
A split type dehydrogenation furnace and conveying apparatus according to claim 1 or 4, wherein said first exchange mechanism comprises a first turning table, and said second switching mechanism comprises a second turning table.
A split type dehydrogenation furnace and conveying apparatus according to claim 1, wherein the conveying crane is a three-way crane.
A split type dehydrogenation furnace and conveying apparatus according to claim 1 or claim 6, wherein the conveying crane comprises:

a plurality of square storage trays for accommodating workpieces;

a lifting mechanism for lifting and lowering the workpiece and a lifting bracket for placing the square storage tray;

a longitudinal moving mechanism for moving the workpiece longitudinally;

a lateral movement mechanism for moving the workpiece laterally;

And a robot for picking up and placing a square storage tray.
A split type dehydrogenation furnace and conveying apparatus according to claim 7, wherein said conveying crane further comprises an hoisting motor for providing power transmission, a longitudinal moving motor and a lateral moving motor.
A split type dehydrogenation furnace and conveying apparatus according to claim 1, wherein a cooling fan is disposed in said cooling furnace.
A split type dehydrogenation furnace and conveying apparatus according to claim 1, wherein said conveying mechanism further comprises a crown rail for the movement of the overhead crane.