CN-224223935-U - Automatic bar removing mechanical arm of reducing furnace

CN224223935UCN 224223935 UCN224223935 UCN 224223935UCN-224223935-U

Abstract

The utility model belongs to the technical field of polycrystalline silicon reduction furnaces, and provides an automatic rod-disassembling mechanical arm of a reduction furnace, which comprises a transfer unit, an adjusting unit and a grabbing unit, wherein the transfer unit is used for moving the mechanical arm and supporting the mechanical arm near a reduction furnace of a rod to be disassembled, the adjusting unit is connected with the transfer unit and used for adjusting the space position of the grabbing unit, the grabbing unit is connected with the adjusting unit and used for identifying the vertical rod to be disassembled to clamp and remove the rod to be disassembled and then turn the rod to a horizontal state, the transfer unit is provided with a movable base with four corners provided with telescopic supporting legs, and the movable base is connected with a support column and used for bearing the adjusting unit. Through the removal base of four corners area flexible landing leg, can replace the driving to remove this arm fast movement to tear open stove point position and support, greatly promoted the convenience that this arm moved.

Inventors

REN HAO
LI XIANGDONG
YOU SHUHUA
Qiu Yanna
LI XINGHUA

Assignees

内蒙古通威硅能源有限公司

Dates

Publication Date: 20260512
Application Date: 20250604

Claims (10)

1. Automatic stick arm of tearing open of reducing furnace, characterized by, include: The transfer unit is used for moving the mechanical arm and supporting the mechanical arm near a reduction furnace of the rod to be disassembled; An adjusting unit connected with the transferring unit for adjusting the space position of the grabbing unit, and The grabbing unit is connected with the adjusting unit and is used for identifying the silicon rod to be disassembled in the vertical state so as to clamp and take down the silicon rod to be disassembled and then turn over the silicon rod to the horizontal state; The transfer unit is provided with a movable base with four corners provided with telescopic supporting legs, and the movable base is connected with a support column for bearing the adjusting unit.
2. The automatic bar removing mechanical arm of the reducing furnace according to claim 1, wherein: the movable base is an AGV trolley; Four telescopic support legs are stored in the car body when the AGV car walks.
3. The automatic bar removing mechanical arm for reducing furnace according to claim 1 or 2, wherein the adjusting unit comprises: a cantilever arm which is connected with the top end of the pillar in a lifting and rotating way, and And one end of the swinging mechanism is rotationally connected with the cantilever, and the other end of the swinging mechanism is connected with the grabbing unit.
4. The automatic bar removing mechanical arm for reducing furnace according to claim 3, wherein: A vertically installed lifting table is arranged in the top end of the support column, and the output end of the lifting table is connected with a first rotary joint; The cantilever is provided with a first base, a cantilever body and a first hanging seat which are sequentially connected, and the first base is connected with the first rotary joint; The swing mechanism comprises a second base, a swing arm and a second hanging seat which are sequentially hinged, the second base is connected with the lower part of the first hanging seat through a second rotary joint, the lower part of the second hanging seat is connected with the grabbing unit through a third rotary joint, and a telescopic cylinder is hinged between the lower part of the second base and the middle part of the swing arm.
5. The automatic bar removing mechanical arm for the reducing furnace according to claim 4, wherein: The lower part of the first base is connected with the cantilever body, and a first pull rod is connected between the upper part of the first base and the first hanging seat; The middle part of the second base is hinged with the swing arm, and a second pull rod is hinged between the upper part of the second base and the second hanging seat so as to form a parallelogram structure with the swing arm.
6. The automatic bar removing mechanical arm for the reducing furnace according to claim 4 or 5, wherein the first rotary joint, the second rotary joint and the third rotary joint have the same structure, and can be locked by a brake disc.
7. The automatic bar removing mechanical arm for a reducing furnace according to claim 6, wherein the grabbing unit comprises: a hanger, the upper part of which is connected with the third rotary joint; The turnover mechanism is hinged with the lower part of the hanging bracket and can turn over downwards for 90 degrees around a hinge point; And The clamping mechanism is connected with the turnover mechanism; The binocular camera is arranged on the upper portion of the hanging frame and used for identifying the silicon rod to be detached in the vertical state for being clamped by the clamping mechanism.
8. The automatic bar removing mechanical arm for reducing furnaces according to claim 7, wherein: the turnover mechanism comprises a turnover frame, wherein the middle lower part of the turnover frame is hinged with the lower part of the hanging frame, and a first telescopic rod is hinged between the middle lower part of the turnover frame and the lower part of the hanging frame so as to form a triangle structure with one side of which the length is variable; The clamping mechanism comprises a pressing plate and a plurality of clamping plates which are arranged at equal intervals, the pressing plate is positioned above the clamping plates when the roll-over stand is vertical and is in sliding connection with the roll-over stand through the driving of a second telescopic rod, and two ends of the second telescopic rod are respectively hinged with the roll-over stand and the pressing plate; The clamping plates are divided into two rows with equal number and staggered arrangement, each pair of clamping plates is in sliding connection with the roll-over stand and is close to or far away from each other through the driving of the linear sliding table, and the linear sliding table is arranged on the roll-over stand.
9. The automatic bar removing mechanical arm of the reducing furnace according to claim 8, wherein: the turnover mechanism further comprises a telescopic push rod; the telescopic push rod is fixedly arranged at the upper middle part of the hanging bracket, and the rod end of the telescopic push rod is contacted with the vertically-arranged roll-over stand.
10. The automatic bar removing mechanical arm of the reducing furnace according to claim 9, wherein the movable base is provided with energy storage boxes symmetrically distributed on two sides of the support column, so as to supply energy for the operation of the telescopic support leg, the lifting platform, the telescopic cylinder, the first rotary joint, the second rotary joint, the third rotary joint, the first telescopic rod, the second telescopic rod, the telescopic push rod and the linear sliding table.

Description

Automatic bar removing mechanical arm of reducing furnace Technical Field The utility model relates to the technical field of polycrystalline silicon reduction furnaces, in particular to an automatic rod-disassembling mechanical arm of a reduction furnace. Background In the process of producing the polycrystalline silicon rod by the reduction furnace, the furnace disassembly is a key link. Among them, since the polycrystalline silicon rod is very heavy, the rod removing process becomes one of the processes of the reduction furnace which consumes the most labor and time. Under the large environment requirement of the automatic industry, various automatic bar disassembling devices are actively developed on the step of disassembling the furnace by various manufacturers at home and abroad so as to reduce manpower consumption and improve labor efficiency. At present, domestic polysilicon manufacturers all adopt mechanical arms to detach bars, but the existing mechanical arms have the following problems in actual use: 1. The mechanical arm is large and heavy, inconvenient to move and needs to be hoisted to a furnace disassembly point by manually operating the travelling crane. 2. The automatic degree is low, workers are required to enter a high-temperature, high-dust and narrow furnace body environment by taking protective equipment, after judging the state and the position of the silicon rod through experience, the mechanical arm is manually operated to detach and carry the silicon rod, the labor intensity in the process is high, errors are easy to occur due to the restriction of severe environment and human factors, the silicon rod is possibly damaged or personnel are injured, and the safety and the reliability of the furnace disassembly are difficult to guarantee. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides an automatic bar disassembling mechanical arm of a reduction furnace, which aims to solve the problems that the traditional mechanical arm is large and heavy in size, inconvenient to move and low in automation degree, and the bar disassembling can be completed only by relying on manual assistance. In order to achieve the above purpose, the present utility model provides the following technical solutions: An automatic bar disassembly mechanical arm of a reducing furnace, comprising: The transfer unit is used for moving the mechanical arm and supporting the mechanical arm near a reduction furnace of the rod to be disassembled; An adjusting unit connected with the transferring unit for adjusting the space position of the grabbing unit, and The grabbing unit is connected with the adjusting unit and is used for identifying the silicon rod to be disassembled in the vertical state so as to clamp and take down the silicon rod to be disassembled and then turn over the silicon rod to the horizontal state; The transfer unit is provided with a movable base with four corners provided with telescopic supporting legs, and the movable base is connected with a support column for bearing the adjusting unit. In one embodiment of the disclosure, the mobile base is an AGV trolley; Four telescopic support legs are stored in the car body when the AGV car walks. In one embodiment of the disclosure, the adjusting unit includes: a cantilever arm which is connected with the top end of the pillar in a lifting and rotating way, and And one end of the swinging mechanism is rotationally connected with the cantilever, and the other end of the swinging mechanism is connected with the grabbing unit. In one embodiment of the application, a vertically installed lifting table is arranged in the top end of the support column, and the output end of the lifting table is connected with a first rotary joint; The cantilever is provided with a first base, a cantilever body and a first hanging seat which are sequentially connected, and the first base is connected with the first rotary joint; The swing mechanism comprises a second base, a swing arm and a second hanging seat which are sequentially hinged, the second base is connected with the lower part of the first hanging seat through a second rotary joint, the lower part of the second hanging seat is connected with the grabbing unit through a third rotary joint, and a telescopic cylinder is hinged between the lower part of the second base and the middle part of the swing arm. In one embodiment of the disclosure, the lower part of the first base is connected with the cantilever body, and a first pull rod is connected between the upper part of the first base and the first hanging seat; The middle part of the second base is hinged with the swing arm, and a second pull rod is hinged between the upper part of the second base and the second hanging seat so as to form a parallelogram structure with the swing arm. In an embodiment of the disclosure, the first rotary joint, the second rotary joint and the third rotary joint have the same structure, and can be