阅读说明：本技术 采煤刮板输送机中部槽/液压支架结构件岛式焊接生产线及生产方法 (Island type welding production line and production method for middle groove/hydraulic support structural member of coal mining scraper conveyor ) 是由 张善保 赵宝 赵德民 唐麒龙 杨战利 白德滨 周坤 杨永波 王子然 付傲 刘福海 于 2020-05-26 设计创作，主要内容包括：本发明提出一种采煤刮板输送机中部槽/液压支架结构件岛式焊接生产线及生产方法,该生产线的轨道组位于岛式焊接生产线中部,若干焊接岛位于轨道组一侧,预热岛和组装岛位于轨道组另一侧,智能轨道小车沿轨道组运动,用于将焊接结构件进行各岛间转运,若干焊接岛的每个焊接工位上设置有工件识别系统,工件识别系统用于对工件型号和焊接位置进行识别,控制系统控制智能轨道小车的运动、各工位之间的信号互传及生产线的中心总控制。解决了由于工件的复杂性,往往要经过N次组装,N次焊接后才能成型,所以生产线的弊端就是总长度很长,灵活性很低的问题。本发明焊接岛域分离,焊接岛域做到无人操作,效率高,安全性高,整体布局长度要减少一半。(The invention provides an island type welding production line and a production method for a middle groove/hydraulic support structural member of a coal mining scraper conveyor. The problem of because the complexity of work piece often need through N equipment, can only form after N welding, so the drawback of production line is exactly that total length is very long, the flexibility is very low is solved. The welding island is separated, unmanned operation of the welding island is achieved, efficiency is high, safety is high, and the overall layout length is reduced by half.)

1. The utility model provides a coal mining scraper conveyor middle part groove/hydraulic support structure formula welding production line, a serial communication port, including a plurality of welding islands, if intervene heat island and a plurality of equipment island, track group (11), intelligent track qxcomm technology RGV trackless AGV dolly (12) and control system, track group (11) are located island formula welding production line's middle part, a plurality of welding islands are located one side of track group (11), preheating island and equipment island are located the opposite side of track group (11), intelligent track qxcomm technology RGV trackless AGV dolly (12) are followed track group (11) and are moved for carrying out the transport between each island with welded structure spare, are provided with work piece identification system on every welding position of a plurality of welding islands, work piece identification system is used for discerning work piece model and welding position, control system controls the motion of intelligent track qxcomm technology RGV/trackless AGV (12), Signals among stations are mutually transmitted and the central master control of the production line is realized.

2. The coaling face conveyor midtrough/hydraulic support structure island welding line of claim 1, wherein the welding island and preheating island are unmanned areas, and wherein the operator is primarily mobile in the assembly island area.

3. The island welding production line for structural members of the middle trough/hydraulic support of the coal mining scraper conveyor as claimed in claim 1, characterized in that a safety channel (1) is arranged around the island welding production line for structural members of the middle trough/hydraulic support of the coal mining scraper conveyor.

4. The island type welding production line of the middle trough/hydraulic support structure of the coal mining scraper conveyor according to claim 1 is applied to welding the middle trough structure of the coal mining scraper conveyor, the plurality of welding islands comprise a primary welding station island (2), a secondary welding station island (3) and a tertiary welding station island (4), each welding island comprises a plurality of welding stations, the plurality of preheating islands comprise a primary preheating station island (10) and a secondary preheating station island (7), the plurality of assembling islands comprise a secondary assembling station island (8) and a primary assembling station island (9), the island type welding production line applied to the middle trough structure of the coal mining conveyor further comprises a discharging station island (5) and an inspection/repair welding station island (6), and the primary welding station island (2), the secondary welding station island (3) and the tertiary welding station island (4) are sequentially arranged, and the station island (5) is positioned on the right side of the third welding station island (4) and the inspection/repair welding station island (6).

5. The middle trough/hydraulic support structure island welding production line of the coal mining scraper conveyor according to claim 4, characterized in that the primary welding station island (2) and the secondary welding station island (3) are used for middle plate bottoming, middle plate filling, bottom plate welding or rack rail seat welding, the tertiary welding station island (4) is used for draw welding, the secondary assembling station island (8) is used for bottom plate assembling, and the primary assembling station island (9) is used for assembling shovel plate ledges, baffle ledges, middle plates and rack rail seats.

6. The production method of the island welding production line for the structural members of the middle trough/hydraulic support of the coal mining scraper conveyor as claimed in any one of claims 1 to 5, is characterized by comprising the following steps:

the first step is as follows: the workpieces assembled by the one-time assembling station island (9) are hung or automatically sent to a waiting station of the one-time preheating station island (10), the one-time preheating station island (10) rail automatically sends the workpieces into the furnace,

the second step is that: after the temperature reaches the preheating temperature, the conveying and feeding rail of the primary preheating station island (10) conveys the workpiece out, is connected with the receiving intelligent rail omnidirectional RGV/trackless AGV (12), rolls the workpiece onto the intelligent rail omnidirectional RGV/trackless AGV (12),

the third step: the intelligent rail omnidirectional RGV/trackless AGV (12) sends the workpiece to any idle welding station in the primary welding station island (2) under the control of the central control room (13), identifies the workpiece through the workpiece identification system, judges the position to be welded and then welds,

the fourth step: the welded workpieces are transported to a secondary assembly station island (8) for automatic assembly by an intelligent rail omnidirectional RGV/trackless AGV trolley (12) through the control of a central control room (13), the assembled workpieces are transported to a primary welding station island (2) or a secondary welding station island (3) for welding by the intelligent rail omnidirectional RGV/trackless AGV trolley (12) through the control of the central control room (13), the primary welding station island (2) or the secondary welding station island (3) firstly identifies the workpieces, identifies and judges the type of the bottom plate of the workpieces to be welded,

the fifth step: the work piece after the bottom plate has welded is transported to cubic welding station island (4) through the control of central control room (13) by intelligent track qxcomm technology RGV trackless AGV dolly (12) again, judge earlier the work piece, judge that it is the work piece of which kind of model and weld, draw and weld and transport inspection/repair welding station island (6) through the control of central control room (13) by intelligent track qxcomm technology RGV trackless AGV dolly (12) after welding, inspection/repair welding directly unload or transport unloading station island (5) by intelligent track qxcomm technology RGV trackless AGV dolly.

7. The island type welding production line of the middle trough/hydraulic support structure of the coal mining scraper conveyor as claimed in claim 1, wherein the island type welding production line is applied to welding of the hydraulic support structure, the welding islands comprise a welding station island a (14) of a flexible welding robot for 1-5 times and a welding station island b (16) of a flexible welding robot for 1-5 times, the preheating island comprises a preheating station island (22) for 1 time and a preheating station island (19) for 2-5 times, the splicing island comprises a splicing station island (21) for 1 time, a splicing station island (20) for 2-3 times and a splicing station island (18) for 4-5 times, the island type welding production line applied to the hydraulic support structure further comprises a central control room (13), a repair welding island (15) and a splicing/welding station island (17) for 6 times, and the welding station island a (14) of the flexible welding robot for 1-5 times and the welding station island b (16) of the flexible welding robot for 1-5 times are linearly arranged on the hydraulic support structure The welding device comprises a 1-time preheating station island (22), a 1-time splicing station island (21), a 2-3-time splicing station island (20), a 2-5-time preheating station island (19) and a 4-5-time splicing station island (18) which are sequentially arranged and are positioned on the other side of the island welding production line of the hydraulic bracket structural member, a repair welding island (15) and a 6-time splicing/welding station island (17) penetrate through the upper side and the lower side of the island welding production line of the hydraulic bracket structural member, the repair welding island (15) is positioned between a 1-5-time welding flexible robot welding station island a (14) and a 1-5-time welding flexible robot welding station island b (16), the 6-time splicing/welding island (17) is positioned on the right side of the 1-5-time welding flexible robot welding station island b (16),

8. the island type welding production line for the structural member of the middle trough/hydraulic support of the coal mining scraper conveyor as claimed in claim 7, is characterized in that the 1-5 times welding flexible robot welding station island a (14) is arranged opposite to the 1 time preheating station island (22), the 1 time splicing station island (21) and the 2-3 times splicing station island (20), and the 1-5 times welding flexible robot welding station island b (16) is arranged opposite to the 2-5 times preheating station island (19) and the 4-5 times splicing station island (18).

9. The middle trough/hydraulic support structure island welding production line of the coal mining scraper conveyor according to claim 7 is characterized in that the island welding production line applied to the hydraulic support structure further comprises an AGV trolley moving track (26) and an AGV trolley (23), wherein the AGV trolley moving track (26) transversely penetrates through the edge of the island welding production line, the AGV trolley (23) moves along the AGV trolley moving track (26) to carry out material transfer for the assembled island, the central control room (13) controls the movement and the station signal interconnection of the intelligent track omnidirectional RGV/trackless AGV trolley (12) and the AGV trolley (23), and the 1-time splicing station island (21), 2-3-time splicing station island (20) and 4-5-time splicing station island (18) comprise an AGV material transferring platform (24) and a splicing platform.

10. The production method of the island welding production line for the structural members of the middle trough/hydraulic support of the coal mining scraper conveyor as claimed in any one of claims 1 or 7 to 9, is characterized by comprising the following steps:

the first step is as follows: firstly, the workpiece is spliced on a splicing station island (21) for 1 time, a crane is hung or automatically sent to a preheating island (22) for 1 time for preheating, after preheating, the crane is hung or automatically sent to a transfer platform,

the second step is that: then, the intelligent track omnidirectional RGV/trackless AGV (12) is controlled by a central control room (13) to weld any one station in a station island a (14) of the flexible robot welding station for 1-5 times, the workpiece is identified by an identification system, the welded workpiece is sent to the intelligent track omnidirectional RGV/trackless AGV (12) through a master control signal, the intelligent track omnidirectional RGV/trackless AGV (12) is sent to a splicing station island (20) for 2-3 times for splicing after receiving an instruction,

the third step: the assembled workpieces are sent to an intelligent track omnidirectional RGV/trackless AGV trolley (12) by a central control room (13), the intelligent track omnidirectional RGV/trackless AGV trolley (12) sends the assembled workpieces for 2 times to a preheating station island (19) for 2-5 times for preheating through the control of the central control room (13), the intelligent track omnidirectional RGV/trackless AGV trolley (12) is controlled by the central control room (13) to transport the workpieces to an idle welding station without the workpieces after preheating, the identification system carries out automatic identification to identify which type of the workpiece is welded, and the final assembling and welding processes are finished by analogy in sequence.

Technical Field

The invention relates to an island type welding production line and a production method for a middle groove/hydraulic support structural member of a coal mining scraper conveyor, and belongs to the technical field of coal mining industry.

Background

Most of welding production line modes of products such as a middle groove/hydraulic support structural member of the existing coal mining scraper conveyor are in a straight line shape, and the products are assembled for N times and can be formed after N times of welding due to the complexity of the workpieces, so the production line has the defects of long total length, low flexibility and one-to-one welding mode, namely, the components assembled by corresponding assembling stations can only be conveyed to the corresponding welding stations which are set in advance for welding, because other welding stations can not automatically identify the assembling progress of the workpieces and the positions which need welding, namely, the existing mode is that the corresponding assembling stations correspond to certain welding stations, and because the time consumption for welding the workpieces by each welding station is different, even if the corresponding production beat is calculated accurately, idle welding stations can occur to cause the waste of welding resources, and once the stations are overhauled or have faults, the entire production line may be subject to a stuck condition.

Disclosure of Invention

In order to solve the problems mentioned in the background technology, the invention inherits the concepts of resource saving, convenient production, reasonable and compact layout, small occupied area, high production and welding flexibility, island separation of assembly and welding and safety improvement, and provides a novel island type welding production line of a middle groove/hydraulic support structural member of a coal mining scraper conveyor.

The invention provides an island type welding production line for a middle trough/hydraulic support structural member of a coal mining scraper conveyor, which comprises a plurality of welding islands, a plurality of assembly islands, a track group 11, an intelligent track omnidirectional RGV/trackless AGV 12 and a control system, the track group 11 is positioned in the middle of the island type welding production line, the welding islands are positioned at one side of the track group 11, the preheating island and the assembly island are positioned at the other side of the track group 11, the intelligent track omnidirectional RGV/trackless AGV trolley 12 moves along the track group 11, used for transferring the welded structural member among the islands, a workpiece recognition system is arranged on each welding station of a plurality of welding islands, the workpiece identification system is used for identifying the type and the welding position of a workpiece, and the control system controls the movement of the intelligent track omnidirectional RGV/trackless AGV 12, the mutual transmission of signals among stations and the central master control of a production line.

Preferably, the welding island and the preheating island are unmanned operation areas, and operators mainly move in an assembly island area.

Preferably, safety channels 1 are arranged on the periphery of the island type welding production line of the middle groove/hydraulic support structural member of the coal mining scraper conveyor.

Preferably, the welding island structure is applied to welding of a middle groove structural member of a coal mining scraper conveyor, the welding islands comprise a primary welding station island 2, a secondary welding station island 3 and a tertiary welding station island 4, each welding island comprises a plurality of welding stations, the preheating islands comprise a primary preheating station island 10 and a secondary preheating station island 7, the assembling islands comprise a secondary assembling station island 8 and a primary assembling station island 9, the island type welding production line applied to the coal mining middle groove structural member further comprises a discharging station island 5 and a checking/repair welding station island 6, the primary welding station island 2, the secondary welding station island 3 and the tertiary welding station island 4 are sequentially arranged and positioned on one side of the track group 11, the primary preheating station island 10, the primary assembling station island 9, the secondary assembling station island 8, the secondary preheating station island 7 and the checking/repair welding station island 6 are sequentially arranged, and is positioned at the other side of the track group 11, and the unloading station island 5 is positioned at the right side of the third welding station island 4 and the inspection/repair welding station island 6.

Preferably, the primary welding station island 2 and the secondary welding station island 3 are used for middle plate bottoming, middle plate filling, bottom plate welding or tooth rail seat welding, the tertiary welding station island 4 is used for draw welding, the secondary assembling station island 8 is used for bottom plate assembling, and the primary assembling station island 9 is used for assembling a shovel plate ledge, a baffle plate ledge, a middle plate and a tooth rail seat.

Preferably, the welding island is applied to welding of a hydraulic support structure member, the welding islands comprise a welding station island a14 of a flexible welding robot for 1-5 times and a welding station island b16 of a flexible welding robot for 1-5 times, the preheating island comprises a preheating station island 22 for 1 time and a preheating station island 19 for 2-5 times, the splicing island comprises a splicing station island 21 for 1 time, a splicing station island 20 for 2-3 times and a splicing station island 18 for 4-5 times, the welding island is applied to the island type welding production line of the hydraulic support structure member and further comprises a central control room 13, a repair welding island 15 and a splicing/welding station island 17 for 6 times, the welding station island a14 of the flexible welding robot for 1-5 times and the welding station b16 of the flexible welding robot for 1 time are linearly arranged on one side of the island type welding production line of the hydraulic support structure member, and the welding station island 22 of the splicing station island 21 for 1 time, the splicing station island 20 islands for 2-3 times, the splicing, The 2-5 preheating station islands 19 and the 4-5 splicing station islands 18 are sequentially arranged and located on the other side of the island type welding production line of the hydraulic support structure, the repair welding island 15 and the 6 splicing/welding station islands 17 penetrate through the upper side and the lower side of the island type welding production line of the hydraulic support structure, the repair welding island 15 is located between the 1-5 welding flexible robot welding station island a14 and the 1-5 welding flexible robot welding station island b16, and the 6 splicing/welding station island 17 is located on the right side of the 1-5 welding flexible robot welding station island b 16.

Preferably, the welding station island a14 of the 1-5 times welding flexible robot is arranged opposite to the preheating station island 22 of 1 time, the splicing station island 21 of 1 time and the splicing station island 20 of 2-3 times, and the welding station island b16 of the 1-5 times welding flexible robot is arranged opposite to the preheating station island 19 of 2-5 times and the splicing station island 18 of 4-5 times.

Preferably, be applied to hydraulic support structure spare island formula welding production line and still include AGV dolly trajectory of motion 26 and AGV dolly 23, AGV dolly trajectory of motion 26 transversely runs through the limit portion of island formula welding production line, AGV dolly 23 carries out the material along AGV dolly trajectory of motion 26 and transports for assembling the island, central control room 13 controls the motion and each station signal interconnection of intelligent track qxcomm technology RGV trackless AGV 12 and AGV dolly 23.

Preferably, the 1-time splicing station island 21, the 2-3-time splicing station island 20 and the 4-5-time splicing station island 18 comprise an AGV material transferring platform 24 and a splicing and welding platform.

The island type welding production line of the middle groove/hydraulic support structural member of the coal mining scraper conveyor is used for the layout of welding production of a series of devices, is successfully used for the middle groove welding production line and the hydraulic support structural member welding production line used in the underground scraper conveyor and the reversed loader of a coal mine, has obvious effect, and particularly comprises the following effects:

1. the assembly island and the welding island of the island type welding production line of the middle groove/hydraulic support structural member of the coal mining scraper conveyor are separated, the welding island is unmanned, the efficiency is high, and the safety is high.

2. The welding island and the assembly island of the island type welding production line of the middle groove/hydraulic support structural member of the coal mining scraper conveyor are in a many-to-many relationship, so that the flexibility is stronger, the resource utilization rate is high due to a many-to-many welding mode (a plurality of welding stations correspond to a plurality of assembly stations).

3. The welding island of the island type welding production line of the middle groove/hydraulic support structural member of the coal mining scraper conveyor is provided with a visual identification system, different types of workpieces are automatically judged, corresponding welding procedures are called, and the automation level is improved.

4. Any station in a welding island of the island type welding production line for the middle groove/hydraulic support structural member of the coal mining scraper conveyor can be used for welding workpieces of any type, the flexibility is high, multiple workpieces are welded at one station, the utilization rate of a robot is greatly improved, multiple workpieces can be assembled at one assembling station, and the utilization rate of a field is improved.

5. According to the island type welding production line for the structural members of the middle groove/hydraulic support of the coal mining scraper conveyor, if any station fails or is overhauled, the rest stations can be replaced, the integral operation cannot be influenced, the flexibility of fault treatment is high, and the adaptability is high.

6. The intelligent track omnidirectional RGV/trackless AGV trolley of the island type welding production line of the middle trough/hydraulic support structural member of the coal mining scraper conveyor can be freely changed in the longitudinal direction and the transverse direction, waiting and transferring are not needed, and the working efficiency is improved.

7. Compared with a main branch line (longitudinal and transverse) RGV (direction groove/transverse) RGV, the intelligent track omnidirectional RGV/trackless AGV trolley of the island welding production line of the middle groove/hydraulic support structural member of the coal mining scraper conveyor has the advantages that the number of the intelligent track omnidirectional RGV/trackless AGV trolleys is reduced, the cost of the whole system is reduced, resources are saved, and the efficiency is improved.

8. The middle groove/hydraulic support structural member island type welding production line of the coal mining scraper conveyor has the advantages of centralized areas and vivid and reasonable layout.

9. The overall layout length of the island type welding production line of the middle trough/hydraulic support structural member of the coal mining scraper conveyor is reduced by half, the space is saved, and the walking distance of an intelligent rail omnidirectional RGV/trackless AGV trolley is reduced

10. The middle groove/hydraulic support structural member island type welding production line of the coal mining scraper conveyor is definite in area division, observation areas are arranged on the periphery of the middle groove/hydraulic support structural member island type welding production line, and 6S management in a factory is facilitated.

11. The island type welding production line for the structural member of the middle groove/hydraulic support of the coal mining scraper conveyor can realize automatic welding and improve the product quality.

12. The periphery of the island type welding production line for the structural members of the middle groove/hydraulic support of the coal mining scraper conveyor is provided with the observation channels, so that the safety and the reliability are realized.

13. The island type welding production line for the structural members of the middle groove/hydraulic support of the coal mining scraper conveyor adopts a workpiece identification system, automatically calls a program for welding after identification, greatly increases the technological content, identifies a series of parts, and identifies and judges which process the identified workpiece specifically goes to.

14. The control room of the island type welding production line of the middle groove/hydraulic support structural member of the coal mining scraper conveyor is uniformly allocated, and instructions are sequentially allocated one by one, so that the whole line is orderly processed.

15. The assembly and the welding of the island type welding production line of the middle groove/hydraulic support structural member of the coal mining scraper conveyor are separated, so that the safety is improved, and the island type welding production line is more humanized.

16. According to the island type welding production line for the middle groove/hydraulic support structural member of the coal mining scraper conveyor, waiting, transferring and other operations are not needed in the workpiece transferring process, and the efficiency is improved

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of a middle groove used in a coal mine underground scraper conveyor and a reversed loader according to the invention;

FIG. 2 is a schematic structural view of a line-shaped middle trough production line of a domestic conventional scraper conveyor;

FIG. 3 is a schematic structural view of a middle trough island welding production line of a first embodiment of a coal mining scraper conveyor middle trough/hydraulic support structure island welding production line according to the invention;

FIG. 4 is a schematic structural view of a top beam assembly of a structural member of the hydraulic support according to the present invention;

FIG. 5 is a schematic structural view of a top beam secondary assembly workpiece of a structural member of the hydraulic support;

FIG. 6 is a schematic structural view of a hydraulic support structural member top beam triple-spliced workpiece according to the present invention;

FIG. 7 is a schematic structural view of a top beam four-piece assembly of a structural member of the hydraulic support according to the present invention;

FIG. 8 is a schematic structural view of a top beam five-piece workpiece of a structural member of the hydraulic support according to the present invention;

FIG. 9 is a schematic structural view of a top beam six-piece workpiece of a structural member of a hydraulic support according to the present invention;

FIG. 10 is a schematic view of a welded top beam of the present invention;

FIG. 11 is a schematic structural view of a prior art hydraulic support structure production line in a straight line shape;

FIG. 12 is a schematic structural view of a hydraulic support structure island welding line of a second embodiment of a coal mining scraper conveyor pans/hydraulic support structure island welding line according to the present invention;

in the figure: 1-a secure channel; 2-welding a station island for one time; 3-secondary welding station island; 4-three times of welding station islands; 5-unloading station island; 6-inspection/repair welding station island; 7-secondary preheating station island; 8-assembling the station island for the second time; 9-assembling the station island at one time; 10-primary preheating station island; 11-track group; 12-intelligent track omnidirectional RGV/trackless AGV; 13-a central control room; welding a station island a of the flexible robot for 14-1-5 times; 15-repair welding the island; welding a station island b of the flexible robot for 16-1-5 times; splicing/welding the station islands 17-6 times; splicing the station islands 18-4-5 times; preheating the station island 19-2-5 times; splicing the station islands 20-2-3 times; splicing the station islands 21-1 times; preheating the station island 22-1 times; 23-an AGV; 24-AGV material transfer platform; 25-a tailor welding station; 26-AGV car movement route.

Detailed Description

The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings:

the application of the island type intelligent welding production line mode in the welding production line of the coal mine comprehensive mechanized mining equipment is explained by taking a middle groove welding production line used in a coal mine underground scraper conveyor and a reversed loader and a hydraulic support structural member top beam welding production line as examples, and the regional composition and the whole line operation principle are explained in detail.

1. Middle groove welding production line used in underground coal mine scraper conveyor and reversed loader

The middle trough is mainly used for a scraper conveyor and a reversed loader under a coal mine, the middle trough is a body of the scraper conveyor and is formed by welding main parts such as a middle plate, a ledge, a bottom plate, a rack rail seat and the like, the upper trough is used for conveying coal, and the lower trough is used for returning a scraper chain, and the structure of the middle trough is shown in figure 1.

The existing middle groove production line in China is in a straight line shape, and the middle groove welding production line developed by Harbin welding research institute company Limited in 2014 to Ningxia Tiandi running ox industry group Limited is shown in figure 2.

It has several disadvantages: 1. the bus is too long, the length is more than 120 meters, 2, more main branch line (longitudinal and transverse) RGV cars are arranged in the bus, the flexibility is low, 3, the assembly and welding stations are in a one-to-one relation, the flexibility of the welding process is poor, 3, if the respective stations break down, the production of the whole line is influenced, and 4, the assembly island area and the welding island area are not concentrated and are relatively dispersed.