Finishing equipment for aerospace part welding

Abstract

The trimming equipment for aerospace part welding comprises a base, a fixing shell is arranged above the base, an adsorption connecting mechanism is arranged on the fixing shell, a filtering connecting mechanism is arranged in the fixing shell, a limiting mechanism is arranged on the fixing shell, and a grinding mechanism is arranged at the bottom of the fixing shell. A limiting clamping mechanism is arranged on the base, a connecting plate is installed on the left side of the top of the base, a photoelectric dust sensor is installed on the right side of the connecting plate, and alarms are installed on the left side and the right side of the fixing shell correspondingly. By arranging the adsorption connecting mechanism, dust generated during polishing and finishing can be conveniently adsorbed into the fixing shell and filtered and purified through a filter screen, a stainless steel pipe and an annular dust suction head can be conveniently detached for maintenance and overhaul in the later period, and the flexibility during use is improved; and the stability of inserting the stainless steel pipe into the fixed pipe is ensured.

Description

Technical Field

[0001] The invention relates to the technical field of finishing equipment, in particular to a finishing equipment for welding aerospace parts. Background Art

[0002] There are many parts on aerospace equipment that need to be welded, and after welding, the welds need to be polished and trimmed to ensure the flatness of the surface of the parts.

[0003] According to the application number: CN202020764221.7, an edge trimming device for metal parts processing is disclosed, including a workbench, a motor and an electric telescopic rod, the internal bearing of the workbench is connected to a rotating rod, and the upper end of the rotating rod is welded to a grinding wheel, the motor is bolted to the inside of the workbench, and the output end of the motor is connected to the lower end of the rotating rod, the outer key above the rotating rod is connected to a driving gear, the electric telescopic rod is fixedly installed inside the workbench, and the outer end of the electric telescopic rod is fixedly connected to a fixing plate, and a limiting ring is fitted on the inner side of the fixing plate.

[0004] The finishing device in the above case is not convenient for adsorbing, filtering and purifying the dust generated during grinding and finishing, which makes the dust easily pollute the environment. Some grinding and finishing devices use a single filter to filter the dust, but when the filter is blocked, the entire equipment needs to be stopped, and then the filter needs to be removed for cleaning and maintenance, which seriously affects the working efficiency of the finishing equipment. For this reason, we provide a finishing equipment for welding aerospace parts. Summary of the invention

[0005] The object of the present invention is to provide a repairing device for welding aerospace parts to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a finishing device for welding aerospace parts, comprising a base, a fixed shell is arranged above the base, an adsorption connection mechanism is arranged on the fixed shell, a filtering connection mechanism is arranged inside the fixed shell, a limiting mechanism is arranged on the fixed shell, a grinding mechanism is arranged at the bottom of the fixed shell, a limiting clamping mechanism is arranged on the base, a connecting plate is installed on the left side of the top of the base, a photoelectric dust sensor is installed on the right side of the connecting plate, and alarms are installed on both the left and right sides of the fixed shell.

[0007] Preferably, the adsorption connection mechanism includes a suction pump and a fixed pipe, the suction pump is installed on the top of the fixed shell, the suction head at the bottom of the suction pump penetrates the fixed shell and extends into the interior thereof, there are two fixed pipes and they are respectively installed on the left and right sides of the bottom of the fixed shell, the top end of the fixed pipe penetrates the fixed shell and extends into the interior thereof and is fixedly connected to the inner wall of the fixed shell.

[0008] Preferably, a pluggable stainless steel tube is provided inside the fixed tube, the bottom end of the stainless steel tube passes through the fixed tube and extends to the outside thereof, the bottom ends of the two stainless steel tubes are fixedly connected by an annular dust collector head, a connecting shell is provided on the back of the stainless steel tube, the top of the connecting shell is fixedly connected to the bottom of the fixed shell through two connecting blocks, and a sealing ring is installed at the bottom of the fixed tube and on the surface of the stainless steel tube 33.

[0009] Preferably, a reversing threaded rod is rotatably connected in the groove on the inner wall of the connecting shell via a bearing, a forward-rotating threaded rod is installed at the end of the reversing threaded rod away from the bearing, and the end of the forward-rotating threaded rod away from the reversing threaded rod passes through the connecting shell and extends to the outside thereof where a rotating block is installed, a surface of the reversing threaded rod and a surface of the forward-rotating threaded rod are both threadedly connected with threaded blocks, a front side of the threaded block passes through the connecting shell and extends to the outside thereof, and an arc-shaped clamping block used in conjunction with a stainless steel pipe is installed on one side of the two threaded blocks on the same side that are close to each other.

[0010] Preferably, the filtering connection mechanism includes a partition and a first electric push rod, the partition is installed on the front and rear sides of the inner wall of the fixed shell, and filter nets are provided on the left and right sides of the partition. The side of the filter net away from the partition penetrates the fixed shell and extends to the outside thereof, and a sealing plate is installed on the side of the filter net away from the partition.

[0011] Preferably, a gas flow sensor is installed on the top of the partition, the number of the first electric push rods is two and they are respectively installed on the right side of the fixed shell, the right ends of the two first electric push rods are fixedly connected by a moving block, and two adjustment blocks are installed on the top of the left side of the moving block.

[0012] Preferably, the left side of the adjustment block passes through the fixed shell and the partition from right to left in sequence and extends to the outside of the partition, where a movable plate is installed, the bottom of the movable plate is installed with a sealing baffle that matches the fixed shell, the bottom of the partition is installed with a positioning block, and the right side of the sealing baffle passes through the positioning block and extends to the outside.

[0013] Preferably, the limiting mechanism includes a slide groove, and the number of the slide grooves is two and they are respectively opened on the left and right sides of the fixed shell, the top and the bottom of the inner wall of the slide groove are fixedly connected by a slide rod, and the surface of the slide rod is slidably connected with a counterweight block, and the side of the counterweight block away from the slide groove penetrates the slide groove and extends to the outside thereof, a clamping block is installed at the bottom of the counterweight block, and a clamping groove matched with the clamping block is opened on the top of the sealing plate.

[0014] Preferably, the grinding mechanism includes a grinding motor, which is installed at the bottom of the fixed shell, the bottom end of the output shaft of the grinding motor passes through the annular dust collector head and extends to the outside thereof, and a grinding disc is installed at the bottom end of the output shaft of the grinding motor.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. The present invention provides an adsorption connection mechanism, so that the dust generated during grinding and trimming can be adsorbed into the fixed shell and filtered and purified through the filter net. In the later stage, the stainless steel pipe and the annular dust collector head can be disassembled for maintenance and repair, which improves the flexibility during use. The arc clamp block is provided to ensure the stability of the stainless steel pipe inserted into the fixed pipe.

[0017] 2. The present invention provides a filter connection mechanism. When one filter is clogged, another filter can be used to continue filtering dust. At this time, the clogged filter can be removed for cleaning and maintenance, avoiding the need to stop the entire grinding and finishing equipment when the filter is disassembled and assembled, thereby avoiding affecting work efficiency. By providing a limit mechanism, the stability of the filter in the fixed shell is guaranteed, and at the same time, the filter can be easily disassembled from the fixed shell, thereby improving the convenience of disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0019] Figure 2 It is a three-dimensional structural schematic diagram of the fixed shell, the filtering connection mechanism, the limiting mechanism and the grinding mechanism of the present invention;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of a bottom view of the fixing shell, the filtering connection mechanism, the limiting mechanism and the grinding mechanism of the present invention;

[0021] Figure 4 It is a schematic diagram of the three-dimensional structure of the adsorption connection mechanism of the present invention;

[0022] Figure 5 It is a three-dimensional structural schematic diagram of a bottom view of the adsorption connection mechanism of the present invention;

[0023] Figure 6 It is a structural cross-sectional view of the front view of the fixed shell, the filter connection mechanism and the limiting mechanism of the present invention;

[0024] Figure 7 It is a structural cross-sectional view of the front view of the suction and adsorption connection mechanism and the polishing mechanism of the present invention;

[0025] Figure 8 It is a structural cross-sectional view of the front view of the connecting plate, servo motor and mounting plate of the present invention;

[0026] Fig. 9 It is a schematic diagram of the three-dimensional structure of the sealing plug of the present invention.

[0027] In the figure: 1 base, 2 fixed shell, 3 adsorption connection mechanism, 31 material pump, 32 fixed pipe, 33 stainless steel pipe, 34 annular dust head, 35 connection shell, 36 connection block, 300 sealing ring, 37 reverse threaded rod, 38 forward threaded rod, 39 rotating block, 310 threaded block, 311 arc clamping block, 4 filter connection mechanism, 41 partition, 42 first electric push rod, 43 filter screen, 44 sealing plate, 45 gas flow sensor, 46 moving block, 47 adjusting block, 48 movable plate, 49 sealing baffle, 410 positioning , block, 5 limiting mechanism, 51 slide, 52 slide, 53 counterweight, 54 card block, 55 card slot, 56 buffer spring, 6 grinding mechanism, 61 grinding motor, 62 grinding disc, 7 limiting clamping mechanism, 71 workbench, 72 stabilizing block, 73 second electric push rod, 74 clamping block, 8 connecting plate, 9 photoelectric dust sensor, 10 alarm, 11 fixed slot, 12 servo motor, 13 adjusting rod, 14 movable block, 15 mounting plate, 16 third electric push rod, 17 mounting block, 18 slot, 19 plug block, 20 fastening bolt. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] See also Figure 1-9 A finishing device for welding aerospace parts includes a base 1, a fixed shell 2 is arranged above the base 1, an adsorption connection mechanism 3 is arranged on the fixed shell 2, a filtering connection mechanism 4 is arranged inside the fixed shell 2, a limited position mechanism 5 is arranged on the fixed shell 2, a grinding mechanism 6 is arranged at the bottom of the fixed shell 2, a limited position clamping mechanism 7 is arranged on the base 1, a connecting plate 8 is fixedly connected to the left side of the top of the base 1, and a photoelectric dust sensor 9 is fixedly connected to the right side of the connecting plate 8. The photoelectric dust sensor 9 detects the concentration of particulate matter in the air through light scattering technology. When light irradiates dust particles, the scattered light is converted into an electrical signal by the receiving element, the concentration value is output through the algorithm, and then the detected signal is transmitted to the controller, the left and right sides of the fixed shell 2 are fixedly connected with an alarm 10, and the left side of the connecting plate 8 is fixedly connected with a controller.

[0030] The limiting clamping mechanism 7 includes a workbench 71, and the left and right sides of the workbench 71 are fixedly connected with stabilizing blocks 72, and the stabilizing block 72 is fixedly connected with a second electric push rod 73, and the output shaft of the second electric push rod 73 is fixedly connected with a clamping block 74. When the aerospace parts are placed on the workbench 71, the aerospace parts can be clamped and fixed by the clamping blocks 74, thereby ensuring stability during grinding and finishing.

[0031] A fixing groove 11 is provided on the right side of the bottom of the connecting plate 8, a servo motor 12 is fixedly connected to the left side of the inner wall of the fixing groove 11, an adjusting rod 13 is fixedly connected to the right end of the output shaft of the servo motor 12, a movable block 14 is threadedly connected to the surface of the adjusting rod 13, the surface of the movable block 14 is in sliding contact with the inner wall of the fixing groove 11, a mounting plate 15 is fixedly connected to the bottom of the movable block 14, a side of the mounting plate 15 close to the connecting plate 8 is in sliding contact with the connecting plate 8, two third electric push rods 16 are fixedly connected to the bottom of the mounting plate 15, a mounting block 17 is fixedly connected to the bottom of the front of the mounting block 17, a slot 18 is provided at the bottom of the front of the mounting block 17, an insert block 19 is fixedly connected to the top of the fixed shell 2 and at a position corresponding to the slot 18, the top of the insert block 19 passes through the slot 18 and extends to its inside to contact with the inner wall of the slot 18, and the top of the mounting block 17 is provided with a 19 is threadedly connected to the fastening bolt 20. By setting the servo motor 12 and the third electric push rod 16, the servo motor 12 can drive the grinding mechanism 6 to move horizontally to the left and right. Start the servo motor 12, and the servo motor 12 drives the adjusting rod 13 to rotate through the output shaft. The adjusting rod 13 drives the movable block 14 to move horizontally. The movable block 14 drives the mounting plate 15 to move horizontally, and then drives the grinding mechanism 6 to move horizontally. The third electric push rod 16 can drive the grinding mechanism 6 to move up and down, thereby increasing the grinding range. By setting the slot 18, the plug block 19 and the fastening bolt 20, it is convenient to disassemble the fixed shell 2, so that the structure on the fixed shell 2 can be maintained and repaired. Loosen the fastening bolt 20, and then pull the fixed shell 2 forward. The fixed shell 2 drives the plug block 19 to move forward, so that the plug block 19 and the slot 18 are separated, and the fixed shell 2 can be disassembled.

[0032] The suction connection mechanism 3 includes a suction pump 31 and a fixed pipe 32. The suction pump 31 is installed on the top of the fixed shell 2. The suction head at the bottom of the suction pump 31 penetrates the fixed shell 2 and extends into the interior thereof. There are two fixed pipes 32, which are respectively installed on the left and right sides of the bottom of the fixed shell 2. The top of the fixed pipe 32 penetrates the fixed shell 2 and extends into the interior thereof and is fixedly connected to the inner wall of the fixed shell 2. A pluggable stainless steel pipe 33 is provided inside the fixed pipe 32. The surface of the stainless steel pipe 33 contacts the inner wall of the fixed pipe 32. The bottom end of the stainless steel pipe 33 penetrates the fixed pipe 32 and extends to the outside thereof. The bottom ends of the two stainless steel pipes 33 are fixedly connected by an annular dust suction head 34. A connecting shell 35 is provided on the back of the stainless steel pipe 33. The top of the connecting shell 35 is fixedly connected to the bottom of the fixed shell 2 through two connecting blocks 36. A sealing ring 300 is fixedly connected to the bottom of the fixed pipe 32 and on the surface of the stainless steel pipe 33. The inner wall and the surface of the stainless steel pipe 33 are in contact with each other. By setting a sealing ring 300, the sealing performance of the stainless steel pipe 33 and the fixed pipe 32 when connected is improved. A reverse threaded rod 37 is rotatably connected in the groove of the inner wall of the connecting shell 35 through a bearing. The end of the reverse threaded rod 37 away from the bearing is fixedly connected to a forward threaded rod 38. The end of the forward threaded rod 38 away from the reverse threaded rod 37 penetrates the connecting shell 35 and extends to the outside thereof and is fixedly connected to a rotating block 39. The surface of the reverse threaded rod 37 and the surface of the forward threaded rod 38 are both threadedly connected with a threaded block 310. The surface of the threaded block 310 is in sliding contact with the inner wall of the connecting shell 35. The front side of the threaded block 310 penetrates the connecting shell 35 and extends to the outside thereof. The sides of the two threaded blocks 310 on the same side that are close to each other are fixedly connected with an arc-shaped clamping block 311 used in conjunction with the stainless steel pipe 33. The side of the arc-shaped clamping block 311 close to the stainless steel pipe 33 is in contact with the stainless steel pipe 33.

[0033] The rotating block 39 is rotated, and the rotating block 39 drives the forward rotating threaded rod 38 and the reverse rotating threaded rod 37 to rotate, so that the two threaded blocks 310 on the same side move away from each other, and the threaded block 310 drives the arc clamping block 311 to move away from the stainless steel pipe 33. Then, the stainless steel pipe 33 can be pulled downward, and the stainless steel pipe 33 can be pulled out from the fixed pipe 32, so that the annular dust collector head 34 and the stainless steel pipe 33 can be disassembled for easy maintenance and inspection.

[0034] The filter connection mechanism 4 includes a partition 41 and a first electric push rod 42. The partition 41 is installed on the front and rear sides of the inner wall of the fixed shell 2. The left and right sides of the partition 41 are provided with filter screens 43. The side of the filter screen 43 close to the partition 41 is in contact with the partition 41, and the side of the filter screen 43 close to the inner wall of the fixed shell 2 is in contact with the inner wall of the fixed shell 2. The side of the filter screen 43 away from the partition 41 penetrates the fixed shell 2 and extends to the outside thereof. The side of the filter screen 43 away from the partition 41 is fixedly connected with a sealing plate 44, and the side of the sealing plate 44 close to the fixed shell 2 is in contact with the fixed shell 2. Through openings are provided on the left and right sides of the fixed shell 2 and corresponding to the position of the filter screen 43, so that the filter screen 43 can be inserted into the interior of the fixed shell 2 through the through openings. The sealing plate 44 has the effect of sealing the through openings. Fig. 9 As shown, this structure is a sealing plug for sealing the opening on the fixed shell 2 after the filter screen 43 is pulled out from the fixed shell 2. A gas flow sensor 45 is fixedly connected to the top of the partition 41. The gas flow sensor 45 is a vortex flowmeter. There are two first electric push rods 42 and they are respectively installed on the right side of the fixed shell 2. The right ends of the two first electric push rods 42 are fixedly connected by a moving block 46. Two adjusting blocks 47 are fixedly connected to the top of the left side of the moving block 46. The left side of the adjusting block 47 passes through the fixed shell 2 and the partition 41 from right to left in sequence and extends to the outside of the partition 41. A movable plate 48 is fixedly connected. The front and back of the movable plate 48 are in sliding contact with the inner wall of the fixed shell 2 respectively. A first sealing gasket is fixedly connected to the right side of the inner wall of the fixed shell 2 and on the surface of the adjusting block 47. There are two fixedly connected gaskets on the left and right sides of the partition 41 and on the surface of the adjusting block 47. The second sealing gasket, the inner wall of the first sealing gasket is in contact with the surface of the adjusting block 47, the inner wall of the second sealing gasket is in contact with the surface of the adjusting block 47, by setting the first sealing gasket, the sealing between the adjusting block 47 and the fixed shell 2 is improved, by setting the second sealing gasket, the sealing between the adjusting block 47 and the partition 41 is improved, the bottom of the movable plate 48 is fixedly connected with a sealing baffle 49 adapted to the fixed shell 2, the front and back of the sealing baffle 49 are in sliding contact with the inner wall of the fixed shell 2 respectively, the left side of the sealing baffle 49 is in contact with the left side of the inner wall of the fixed shell 2, the bottom of the partition 41 is fixedly connected with a positioning block 410, the right side of the sealing baffle 49 passes through the positioning block 410 and extends to the outside thereof, by setting the positioning block 410, the stability of the sealing baffle 49 when moving left and right is improved, and the top of the sealing baffle 49 is in contact with the bottom of the partition 41.

[0035] The two alarms 10 are electrically connected to the controller respectively. When the controller first starts the alarm 10 on the right side, when the gas flow sensor 45 detects that the filter 43 is clogged again, the controller starts the alarm 10 on the left side for the second time. And so on. The alarm 10 on the right side corresponds to the filter 43 on the right side, and the alarm 10 on the left side corresponds to the filter 43 on the left side.

[0036] By setting up the adsorption connection mechanism 3, the dust generated during grinding and trimming can be conveniently adsorbed into the fixed shell 2 for filtering and purification through the filter net 43. In the later stage, the stainless steel pipe 33 and the annular dust collector head 34 can be conveniently disassembled for maintenance and inspection, which improves the flexibility during use. By setting up the arc clamp block 311, the stability of the stainless steel pipe 33 inserted into the fixed pipe 32 is guaranteed.

[0037] The limiting mechanism 5 includes a slide groove 51, and there are two slide grooves 51, which are respectively opened on the left and right sides of the fixed shell 2. The top and bottom of the inner wall of the slide groove 51 are fixedly connected by a slide rod 52. A counterweight block 53 is slidably connected to the surface of the slide rod 52. The side of the counterweight block 53 away from the slide groove 51 passes through the slide groove 51 and extends to its outside. A clamping block 54 is fixedly connected to the bottom of the counterweight block 53. A clamping groove 55 adapted to the clamping block 54 is opened on the top of the sealing plate 44. The bottom of the clamping block 54 passes through the clamping groove 55 and extends to its inside to contact with the inner wall of the clamping groove 55. By setting the clamping block 54 and the clamping groove 55, the stability of the sealing plate 44 and the fixed shell 2 after contact is improved. A buffer spring 56 is sleeved on the surface of the slide rod 52. By setting the buffer spring 56, the elastic force of the buffer spring 56 improves the stability of the clamping block 54 inserted into the clamping groove 55.

[0038] When the filter screen 43 on the right side needs to be removed, the counterweight block 53 on the right side is pulled upward, and the counterweight block 53 presses the buffer spring 56 upward to move, and the counterweight block 53 drives the clamping block 54 to move upward and separate from the clamping groove 55, and then the sealing plate 44 on the right side can be pulled to the right, and the sealing plate 44 drives the filter screen 43 on the right side to be pulled out of the fixed shell 2, and then the opening on the right side of the fixed shell 2 is sealed by the sealing plug, and the removed filter screen 43 can be cleaned and maintained.

[0039] The grinding mechanism 6 includes a grinding motor 61, which is installed at the bottom of the fixed shell 2. The bottom end of the output shaft of the grinding motor 61 passes through the annular dust collector 34 and extends to the outside thereof. The bottom end of the output shaft of the grinding motor 61 is fixedly connected with a grinding disc 62.

[0040] The suction pump 31, the first electric push rod 42, the gas flow sensor 45, the grinding motor 61, the second electric push rod 73, the photoelectric dust sensor 9, the alarm 10, the servo motor 12 and the third electric push rod 16 are electrically connected to the controller respectively, and the control circuit can be implemented by simple programming by technicians in this field. It is common knowledge in this field and will not be elaborated here.

[0041] By setting up the filter connecting mechanism 4, when one filter 43 is blocked, another filter 43 can be used in time to continue filtering dust. At this time, the blocked filter 43 can be removed for cleaning and maintenance, avoiding the need to stop the entire grinding and finishing equipment when the filter 43 is disassembled and assembled, thereby avoiding affecting the work efficiency. By setting up the limiting mechanism 5, the stability of the filter 43 in the fixed shell 2 is guaranteed, and at the same time, it is convenient to disassemble the filter 43 from the fixed shell 2, thereby improving the convenience of disassembly and assembly.

[0042] When in use, the aerospace parts are placed on the workbench 71, the second electric push rod 73 is started, so that the clamping block 74 clamps and fixes the aerospace parts, the third electric push rod 16 is started, the third electric push rod 16 drives the fixed shell 2 and the grinding mechanism 6 to move downward, the grinding motor 61 is started, the grinding motor 61 drives the grinding disc 62 to rotate through the output shaft, and the servo motor 12 is started, and the servo motor 12 can drive the grinding disc 62 to move left and right for grinding;

[0043] The photoelectric dust sensor 9 detects dust. When dust is generated during grinding, the photoelectric dust sensor 9 transmits the detection information to the controller. The controller immediately starts the suction pump 31, so that the fixed pipe 32, the stainless steel pipe 33 and the annular dust suction head 34 generate suction to absorb the dust into the interior of the fixed shell 2, and filter it through the filter screen 43 on the right side. The gas flow rate through the filter screen 43 on the right side is sensed by the gas flow sensor 45. When the filter screen 43 on the right side is seriously blocked, the gas flow rate will be significantly reduced. At this time, the gas flow sensor 45 transmits the signal To the controller, the controller first starts the alarm 10 on the right, and at the same time starts the first electric push rod 42, the first electric push rod 42 drives the adjustment block 47 to move rightward through the moving block 46, and the adjustment block 47 drives the movable plate 48 and the sealing baffle 49 to move rightward, so that the sealing baffle 49 seals the space at the bottom of the right filter screen 43. At this time, the filter screen 43 on the left is in an open state, and the dust can continue to be filtered through the filter screen 43 on the left, and then the filter screen 43 on the right is removed, and the opening on the right fixed shell 2 is sealed by the sealing plug.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A finishing device for welding aerospace parts, characterized in that: The invention comprises a base (1), a fixed shell (2) is arranged above the base (1), an adsorption connection mechanism (3) is arranged on the fixed shell (2), a filtering connection mechanism (4) is arranged inside the fixed shell (2), a limit mechanism (5) is arranged on the fixed shell (2), a grinding mechanism (6) is arranged at the bottom of the fixed shell (2), a limit clamping mechanism (7) is arranged on the base (1), a connecting plate (8) is installed on the left side of the top of the base (1), a photoelectric dust sensor (9) is installed on the right side of the connecting plate (8), and an alarm (10) is installed on both the left and right sides of the fixed shell (2).

2. The aerospace component welding finishing equipment according to claim 1, characterized in that: The adsorption connection mechanism (3) comprises a suction pump (31) and a fixed pipe (32); the suction pump (31) is mounted on the top of the fixed shell (2); a suction head at the bottom of the suction pump (31) penetrates the fixed shell (2) and extends into the interior thereof; two fixed pipes (32) are provided and are respectively mounted on the left and right sides of the bottom of the fixed shell (2); the top end of the fixed pipe (32) penetrates the fixed shell (2) and extends into the interior thereof to be fixedly connected to the inner wall of the fixed shell (2).

3. The aerospace component welding finishing equipment according to claim 2, characterized in that: A pluggable stainless steel tube (33) is arranged inside the fixed tube (32); the bottom end of the stainless steel tube (33) passes through the fixed tube (32) and extends to the outside thereof; the bottom ends of the two stainless steel tubes (33) are fixedly connected via an annular dust collector head (34); a connecting shell (35) is arranged on the back of the stainless steel tube (33); the top of the connecting shell (35) is fixedly connected to the bottom of the fixed shell (2) via two connecting blocks (36); a sealing ring (300) is installed at the bottom of the fixed tube (32) and on the surface of the stainless steel tube 33.

4. The aerospace component welding finishing equipment according to claim 3, characterized in that: A reverse threaded rod (37) is rotatably connected in a groove on the inner wall of the connecting shell (35) via a bearing, a forward threaded rod (38) is installed at one end of the reverse threaded rod (37) away from the bearing, and a rotating block (39) is installed at one end of the forward threaded rod (38) away from the reverse threaded rod (37), which passes through the connecting shell (35) and extends to the outside thereof; a threaded block (310) is threadedly connected to the surface of the reverse threaded rod (37) and the surface of the forward threaded rod (38), and the front side of the threaded block (310) passes through the connecting shell (35) and extends to the outside thereof, and an arc-shaped clamping block (311) used in conjunction with the stainless steel pipe (33) is installed on the side where the two threaded blocks (310) on the same side are close to each other.

5. The aerospace component welding finishing equipment according to claim 4, characterized in that: The filtering connection mechanism (4) comprises a partition (41) and a first electric push rod (42); the partition (41) is mounted on the front and rear sides of the inner wall of the fixed shell (2); a filter screen (43) is arranged on the left and right sides of the partition (41); a side of the filter screen (43) away from the partition (41) penetrates the fixed shell (2) and extends to the outside thereof; a sealing plate (44) is installed on the side of the filter screen (43) away from the partition (41).

6. The aerospace component welding finishing equipment according to claim 5, characterized in that: A gas flow sensor (45) is installed on the top of the partition (41), the number of the first electric push rods (42) is two and they are respectively installed on the right side of the fixed shell (2), the right ends of the two first electric push rods (42) are fixedly connected by a moving block (46), and two adjustment blocks (47) are installed on the top of the left side of the moving block (46).

7. The aerospace component welding finishing equipment according to claim 6, characterized in that: The left side of the adjustment block (47) passes through the fixed shell (2) and the partition (41) from right to left in sequence and extends to the outside of the partition (41), and a movable plate (48) is installed thereon; a sealing baffle (49) adapted to the fixed shell (2) is installed at the bottom of the movable plate (48); a positioning block (410) is installed at the bottom of the partition (41); and the right side of the sealing baffle (49) passes through the positioning block (410) and extends thereto.

8. The aerospace component welding finishing equipment according to claim 7, characterized in that: The limiting mechanism (5) comprises a slide groove (51), wherein the number of the slide grooves (51) is two and they are respectively arranged on the left and right sides of the fixed shell (2), the top and the bottom of the inner wall of the slide groove (51) are fixedly connected by a slide rod (52), the surface of the slide rod (52) is slidably connected with a counterweight block (53), the side of the counterweight block (53) away from the slide groove (51) passes through the slide groove (51) and extends to the outside thereof, a clamping block (54) is installed at the bottom of the counterweight block (53), a clamping groove (55) adapted to the clamping block (54) is arranged at the top of the sealing plate (44), and a buffer spring (56) is sleeved on the surface of the slide rod (52).

9. The aerospace component welding finishing equipment according to claim 8, characterized in that: The grinding mechanism (6) comprises a grinding motor (61), which is mounted on the bottom of the fixed shell (2); the bottom end of the output shaft of the grinding motor (61) passes through the annular dust collector (34) and extends to the outside thereof; and a grinding disc (62) is mounted on the bottom end of the output shaft of the grinding motor (61).

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