Disclosure of Invention
The invention provides a method for removing burrs of an impeller of a centrifugal fan, aiming at providing a deburring device of the centrifugal fan, which has the advantages of convenient operation, high efficiency, small labor intensity of operators and reliable safety.
In order to achieve the purpose, the invention adopts the following technical scheme: a method for removing burrs of a centrifugal fan impeller comprises the following steps:
a. Preparation work: inspecting the deburring equipment according to the equipment point inspection requirement;
b. Discharging: hoisting the centrifugal fan impeller to a moving device on the deburring equipment by using a travelling crane;
c. Installation: the impeller of the centrifugal fan is sleeved on the main shaft through the moving device;
d. Angle adjustment: adjusting and fixing the initial angle of the centrifugal fan impeller sleeved on the main shaft by using an adjusting device;
e. Fixing: the centrifugal fan impeller with the adjusted angle is fixed on the main shaft through a fixing device;
f. Rotating: rotating the main shaft by a rotating device to rotate a required angle;
g. Edging: repeating the required rotation angle, and removing burrs on the impeller of the centrifugal fan by using an edge grinding device;
wherein, unhairing limit equipment in step a includes the base, installs the bearing box on the base, is equipped with the main shaft on the bearing box, is used for removing the mobile device of centrifugal fan impeller, to the adjusting device of the initial angle modulation of centrifugal fan impeller, be used for fixing centrifugal fan impeller at the epaxial fixing device of main, be used for driving main shaft pivoted rotary device, to the edging device that impeller blade unhairing limit was deckle edge, the edging device includes that first removal frame, fixed first pneumatic cylinder of locating on first removal frame, fixed base of locating on first pneumatic cylinder telescopic link, be located two guide bars of first pneumatic cylinder both sides fixed locating on the base, two sets of edging wheelsets on the base are located to the symmetry, the symmetry locates the first switch that touches and the second switch that touches at base both ends, the edging is including removing the axle, rotates the epaxial first drive assembly and the second drive assembly of wheelset and locates to remove, The first grinding wheel is arranged on the first driving assembly, the second grinding wheel is arranged on the second driving assembly, the fixed wheel is positioned right below the moving shaft, the first roller and the second roller are horizontally arranged on two sides of the moving shaft, the first telescopic rod group is used for the first roller to move, the second telescopic rod group is used for the second roller to move, and the two second hydraulic cylinders are positioned on two sides of the moving shaft and used for driving the moving shaft to move; the centrifugal fan impeller to be processed is hoisted on the moving device by the travelling crane, the centrifugal fan impeller is sleeved on the main shaft by the moving device, the angle of the centrifugal fan impeller is adjusted by the adjusting device, the centrifugal fan impeller which is adjusted is fixed by the fixing device, the rotating device completes the switching between the impeller blades, the whole first hydraulic cylinder driving base moves towards the impeller direction along the directions of the two guide rods, the first moving frame drives the first hydraulic cylinder and the base to move towards one end of the impeller, the first touch switch is started, the two second hydraulic cylinders drive the moving shaft to move downwards after the first moving frame is stopped, the included angle between the first driving component and the second driving component is continuously increased, the first driving component and the second driving component drive the first grinding wheel and the second grinding wheel to rotate, the burrs are removed at the two ends of the impeller blade, the edging wheel set removes the burrs at the other two ends of the impeller blade, two second pneumatic cylinder drives move the axle playback after having gone deckle edge, and first removal frame drive second pneumatic cylinder and base move to the impeller other end, and the second bumps the touch switch and starts, and the operation of repeated above-mentioned deckle edge is gone after first removal frame stops, goes the deckle edge comprehensively to impeller blade. The centrifugal fan impeller to be processed is firstly hoisted on the moving device by the travelling crane, and then the centrifugal fan impeller is sleeved on the main shaft by the moving device, so that the centrifugal fan impeller can be quickly sleeved on the main shaft; the angle of the impeller of the centrifugal fan is adjusted through the adjusting device, so that the angle of blades on the impeller is kept corresponding to the rotating device; the fixed device is used for fixing the adjusted centrifugal fan impeller on the main shaft, so that the rotating device drives the main shaft to rotate and drives the centrifugal fan impeller to integrally rotate, and the impeller blades are switched; the base is driven to integrally move towards the impeller direction along the directions of the two guide rods through the first hydraulic cylinder, so that the linear motion is ensured in the moving process of the base, and the deburring position is more accurate; the first moving frame drives the first hydraulic cylinder and the base to move towards one end of the impeller, so that the first touch switch is started, the two second hydraulic cylinders drive the moving shaft to move downwards after the first moving frame stops, and the included angle between the first driving component and the second driving component is continuously increased through the arrangement of the fixed wheel, so that the first grinding wheel and the second grinding wheel form an arc-shaped moving track, the first driving component and the second driving component drive the first grinding wheel and the second grinding wheel to rotate, burrs are removed from two ends of the impeller blade, the quality of the burrs is better, the appearance is more beautiful, the edge grinding wheel set removes burrs from the other two ends of the impeller blade, the two second hydraulic cylinders drive the moving shaft to return to the original position after the burrs are removed, the first moving frame drives the second hydraulic cylinder and the base to move towards the other end of the impeller, so that the second touch switch is started, the first moving frame repeats the burrs removal after stopping, deburring the impeller blades comprehensively; the centrifugal fan deburring equipment is convenient to operate, high in efficiency, low in labor intensity of operators and reliable in safety.
The moving device comprises a first fixed shaft fixedly arranged on the base, a second fixed shaft horizontally arranged with the first fixed shaft, a first hollow telescopic rod sleeved on the first fixed shaft, a second hollow telescopic rod sleeved on the second fixed shaft, a first gear and a second gear fixedly arranged at two ends of the first hollow telescopic rod, a first rotary disc rotatably arranged at the inner side of the first gear, a second rotary disc rotatably arranged at the inner side of the second gear, a first circular ring rotatably arranged at the outer side of the first gear, a first circular plate and a second circular plate fixedly arranged at two ends of the second hollow telescopic rod, a third rotary disc rotatably arranged at the inner side of the first circular plate, a fourth rotary disc rotatably arranged at the inner side of the second circular plate, a third gear rotatably arranged on the first circular plate and meshed with the first gear, a fourth gear rotatably arranged on the second circular plate and meshed with the second gear, a hydraulic rod group for driving the first hollow telescopic rod and the second hollow telescopic rod to move along the first fixed shaft and the second fixed shaft, A plurality of first balls arranged on the first turntable, the second turntable, the third turntable and the fourth turntable respectively, and a second ring arranged outside the first circular plate in a rotating manner; the impeller is hoisted on the moving device by a traveling crane, the first hollow telescopic rod and the second hollow telescopic rod are lengthened, the impeller is positioned between the first gear and the second gear and between the first circular plate and the second circular plate, and the hydraulic rod group drives the first hollow telescopic rod and the second hollow telescopic rod to move towards the direction of the main shaft along the directions of the first fixed shaft and the second fixed shaft, namely the impeller is sleeved on the main shaft; the impeller is hoisted on the moving device by a crane, the first hollow telescopic rod and the second hollow telescopic rod are lengthened when the impeller of the centrifugal fan falls on the first hollow telescopic rod and the second hollow telescopic rod, the impeller is positioned between the first gear and the second gear and between the first circular plate and the second circular plate, the first hollow telescopic rod and the second hollow telescopic rod are driven to rotate in the same direction when the adjusting device drives the impeller to rotate, and the impeller is clamped by the first circular plate and the second circular plate and the first gear and the second gear to reduce abrasion between the impeller and the impeller through the first rotary disc, the second rotary disc, the third rotary disc, the fourth rotary disc and the first ball, so that the impeller can rotate more easily; the hydraulic rod group drives the first hollow telescopic rod and the second hollow telescopic rod to move towards the direction of the main shaft along the directions of the first fixed shaft and the second fixed shaft, so that the impeller is sleeved on the main shaft; the second circular ring and the first circular ring are rotationally arranged, so that the hydraulic rod group can drive the whole body to move and rotate without rotating with the first hollow telescopic rod and the second hollow telescopic rod; the first gear is meshed with the third gear, the second gear is meshed with the fourth gear, and the third gear and the fourth gear are rotatably arranged on the first circular plate and the second circular plate, so that the first hollow telescopic rod and the second hollow telescopic rod are meshed to rotate and rotate in the same direction in the rotating process, and the rotation is synchronous and more stable.
The point inspection in the step a mainly checks whether a fixing bolt of the equipment is loosened, whether the equipment runs stably and normally or not and whether noise exists or not, whether oil leakage phenomenon exists at each part or not, whether oil shortage phenomenon exists at each lubricating point or not and whether an oil way is smooth or not; avoid causing because the reason of equipment that the deckle edge is not clean comprehensive, influence holistic work efficiency.
The adjusting device comprises an ejector rod positioned on one side of the moving device, a lifting frame positioned on the other side of the moving device, a second moving frame fixedly arranged on the lifting frame, a first push plate arranged at the upper end of the second moving frame, a second push plate arranged at the lower end of the second moving frame, a driving shaft used for driving the impeller of the centrifugal fan to rotate, a first motor used for driving the driving shaft to rotate, and a third hydraulic cylinder used for driving the first motor and the driving shaft to integrally lift, the first push plate and the second push plate have the same structure, and a V-shaped groove is formed in the first push plate; the ejector pin rises, the first motor of third pneumatic cylinder drive and drive shaft rise, drive shaft laminating impeller, first motor drive shaft rotates, drive the impeller and rotate, first motor stall behind ejector pin terminal surface and the laminating of impeller blade lower surface, the second removes the frame and starts, drive first push pedal and second push pedal and remove to the impeller direction, and be located between two adjacent blades, first push pedal rebound, the second push pedal downstream is fixed the blade, change the impeller at every turn on the blade angle unanimous. Rise through the ejector pin, third pneumatic cylinder drive first motor and drive shaft rise again, make drive shaft laminating impeller, and first motor drive shaft rotates, make the impeller rotate as a whole, make ejector pin terminal surface and impeller blade lower surface can laminate, first motor stall, rethread second removes the frame and starts, make first push pedal and second push pedal remove to the impeller direction, and be located between two adjacent blades, first push pedal rebound again, second push pedal downstream makes fixed to the blade simultaneously, it is unanimous to make to change blade angle on the impeller at every turn, thereby it is more accurate with the rotary device cooperation, it is more accurate to make the deckle edge.
The fixing device comprises a first fixing plate sleeved on the main shaft, a plurality of groups of push rod groups which are distributed on the first fixing plate in an annular manner at equal intervals, a first arc-shaped clamping plate and a second arc-shaped clamping plate which are used for fixing a central hole of an impeller of the centrifugal fan, a third driving assembly which is used for driving the first arc-shaped clamping plate and the second arc-shaped clamping plate to move relatively simultaneously, a fourth hydraulic cylinder which is arranged at the same axis as the main shaft, a second fixing plate sleeved on a telescopic rod of the fourth hydraulic cylinder, and a plurality of second balls which are arranged on the second fixing plate in a rolling manner, wherein the push rod groups comprise a first push rod, a second push rod, a chamber for communicating the first push rod and the second push rod, and third balls which are respectively arranged; the fourth hydraulic cylinder drives the second fixing plate to move towards the direction of the main shaft, a telescopic rod on the fourth hydraulic cylinder is inserted into the main shaft, the second fixing plate pushes the impeller to move towards the direction of the first fixing plate, the adjusting device adjusts the impeller again, the third driving assembly drives the first arc-shaped clamping plate and the second arc-shaped clamping plate to move outwards, fixing work of a center hole of the impeller is completed, and the first fixing plate and the second fixing plate are fixed to the two ends of the impeller. The second fixing plate is driven to move towards the direction of the main shaft by the fourth hydraulic cylinder, a telescopic rod on the fourth hydraulic cylinder is inserted into the main shaft, the main shaft is more stable in the rotating process, the impeller is pushed to move towards the direction of the first fixing plate by the second fixing plate, the impeller is adjusted by the adjusting device, the first arc-shaped clamping plate and the second arc-shaped clamping plate are driven to move outwards by the third driving assembly, the fixing work of a central hole of the impeller is completed, the first fixing plate and the second fixing plate fix the two ends of the impeller, the fixing is firmer, the displacement or the sliding in the rotating process of the impeller is avoided, and the integral deburring work of the impeller is influenced; the push rod group is provided with a first push rod and a second push rod, is used for communicating the cavity of the first push rod and the second push rod and respectively rotating a third ball arranged at the end part of the first push rod and the end part of the second push rod, and can automatically adjust the lengths of the first push rod and the second push rod according to the flatness of the surface of the impeller, so that the fixing effect is improved.
The rotating device comprises a fifth gear sleeved on the main shaft, a sixth gear meshed with the fifth gear, a second motor used for driving the sixth gear to rotate, a plurality of fixed rods which are distributed on the main shaft in an equidistant annular mode and correspond to the blades of the centrifugal fan impeller one by one, a fixing piece matched with the fixed rods for use, and a third motor used for driving the fixing piece to rotate; the second motor drives the sixth gear to rotate, the fifth gear is meshed with the sixth gear to drive the fifth gear to rotate, the fifth gear is fixedly arranged on the main shaft to drive the main shaft to rotate, a plurality of fixing rods are arranged on the main shaft to revolve with the axis of the main shaft, the fixing rods touch the fixing piece to stop rotating of the second motor, the fixing piece is driven to rotate by 90 degrees to limit and fix the fixing rods, after one blade is deburred, the fixing piece is driven to rotate by 90 degrees, the sixth gear is driven to rotate by the second motor, the fixing rod is separated from the fixing piece, and the fixing piece is driven by the third motor to rotate by 180 degrees to repeat the above work to complete the rotation and fixation of the main shaft. The fifth gear is driven to rotate by a second motor, the fifth gear is meshed with the sixth gear so as to rotate the fifth gear, the fifth gear is fixedly arranged on the spindle and finally rotates the spindle, the spindle is provided with a plurality of fixing rods, so that the fixing rods revolve around the axis of the spindle, the second motor stops rotating after the fixing rods touch the fixing piece, the fixing piece is driven to rotate by 90 degrees by a third motor so as to limit and fix the fixing rods, namely, the spindle is prevented from rotating, the edge grinding device can deburr the impeller, after one blade is deburred, the fixing piece is driven to rotate by 90 degrees by the third motor, and the sixth gear is driven to rotate by the second motor so as to separate the fixing rods from the fixing piece, the fixing piece is driven to rotate by 180 degrees by the third motor, so that the sixth gear can drive the spindle to rotate and repeat the work, and the rotation and the fixation of the main shaft are finished, and the switching between the blades of the impeller is finally finished, so that the edging device can be used for deburring all the blades on the impeller.
The invention has the following advantages: the centrifugal fan deburring equipment is convenient to operate, high in efficiency, low in labor intensity of operators and reliable in safety.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A method for removing burrs of a centrifugal fan impeller comprises the following steps:
a. Preparation work: inspecting the deburring equipment according to the equipment point inspection requirement;
b. Discharging: hoisting the centrifugal fan impeller to a moving device on the deburring equipment by using a travelling crane;
c. Installation: the impeller of the centrifugal fan is sleeved on the main shaft through the moving device;
d. Angle adjustment: adjusting and fixing the initial angle of the centrifugal fan impeller sleeved on the main shaft by using an adjusting device;
e. Fixing: the centrifugal fan impeller with the adjusted angle is fixed on the main shaft through a fixing device;
f. Rotating: rotating the main shaft by a rotating device to rotate a required angle;
g. Edging: repeating the required rotation angle, and removing burrs on the impeller of the centrifugal fan by using an edge grinding device;
as shown in fig. 1 to 14, the deburring device in step a includes a base 1, a bearing box 2 mounted on the base, a main shaft 3 mounted on the bearing box, a moving device 4 for moving a centrifugal fan impeller, an adjusting device 5 for adjusting an initial angle of the centrifugal fan impeller, a fixing device 6 for fixing the centrifugal fan impeller on the main shaft, a rotating device 7 for driving the main shaft to rotate, and an edging device 8 for deburring impeller blades, wherein the edging device 8 includes a first moving frame 80, a first hydraulic cylinder 81 fixedly disposed on the first moving frame, a base 82 fixedly disposed on a telescopic rod of the first hydraulic cylinder, two guide rods 83 fixedly disposed on the base at two sides of the first hydraulic cylinder, two sets of edging wheel sets 84 symmetrically disposed on the base, a first touch switch 85 and a second touch switch 86 symmetrically disposed at two ends of the base, and the edging wheel sets 84 include a moving shaft 840, a first touch switch 85 and a second touch switch 86, A first driving component 841 and a second driving component 842 rotatably arranged on the moving shaft, a first grinding wheel 843 arranged on the first driving component, a second grinding wheel 844 arranged on the second driving component, a fixed wheel 845 positioned right below the moving shaft, a first roller 846 and a second roller 847 horizontally arranged on two sides of the moving shaft, a first telescopic rod group 848 used for the movement of the first roller, a second telescopic rod group 849 used for the movement of the second roller, and two second hydraulic cylinders 8400 positioned on two sides of the moving shaft and used for driving the moving shaft to move; the centrifugal fan impeller to be processed is hoisted on the moving device by the travelling crane, the centrifugal fan impeller is sleeved on the main shaft by the moving device, the angle of the centrifugal fan impeller is adjusted by the adjusting device, the centrifugal fan impeller which is adjusted is fixed by the fixing device, the rotating device completes the switching between the impeller blades, the whole first hydraulic cylinder driving base moves towards the impeller direction along the directions of the two guide rods, the first moving frame drives the first hydraulic cylinder and the base to move towards one end of the impeller, the first touch switch is started, the two second hydraulic cylinders drive the moving shaft to move downwards after the first moving frame is stopped, the included angle between the first driving component and the second driving component is continuously increased, the first driving component and the second driving component drive the first grinding wheel and the second grinding wheel to rotate, the burrs are removed at the two ends of the impeller blade, the edging wheel set removes the burrs at the other two ends of the impeller blade, two second pneumatic cylinder drives move the axle playback after having gone deckle edge, and first removal frame drive second pneumatic cylinder and base move to the impeller other end, and the second bumps the touch switch and starts, and the operation of repeated above-mentioned deckle edge is gone after first removal frame stops, goes the deckle edge comprehensively to impeller blade.
The moving device 4 comprises a first fixed shaft 40 fixed on the base, a second fixed shaft 41 horizontally arranged with the first fixed shaft, a first hollow telescopic rod 42 sleeved on the first fixed shaft, a second hollow telescopic rod 43 sleeved on the second fixed shaft, a first gear 44 and a second gear 45 fixedly arranged at two ends of the first hollow telescopic rod, a first rotary disc 46 rotatably arranged at the inner side of the first gear, a second rotary disc 47 rotatably arranged at the inner side of the second gear, a first ring 48 rotatably arranged at the outer side of the first gear, a first circular disc 49 and a second circular disc 400 fixedly arranged at two ends of the second hollow telescopic rod, a third rotary disc 410 rotatably arranged at the inner side of the first circular disc, a fourth rotary disc 420 rotatably arranged at the inner side of the second circular disc, a third gear 430 rotatably arranged on the first circular disc and meshed with the first gear, a fourth gear 440 rotatably arranged on the second circular disc and meshed with the second gear, a third gear, The hydraulic rod group 450 is used for driving the first hollow telescopic rod and the second hollow telescopic rod to move along the first fixed shaft and the second fixed shaft, the plurality of first balls 460 are respectively arranged on the first rotary table and the second rotary table, and the third rotary table and the fourth rotary table, and the second ring 470 is rotatably arranged on the outer side of the first circular plate; the impeller is hoisted on the moving device by a traveling crane, the first hollow telescopic rod and the second hollow telescopic rod are lengthened, the impeller is positioned between the first gear and the second gear and between the first circular plate and the second circular plate, and the hydraulic rod group drives the first hollow telescopic rod and the second hollow telescopic rod to move towards the direction of the main shaft along the directions of the first fixed shaft and the second fixed shaft, namely the impeller is sleeved on the main shaft.
The adjusting device 5 comprises an ejector rod 50 positioned on one side of the moving device, a lifting frame 51 positioned on the other side of the moving device, a second moving frame 52 fixedly arranged on the lifting frame, a first push plate 53 arranged at the upper end of the second moving frame, a second push plate 54 arranged at the lower end of the second moving frame, a driving shaft 55 used for driving the impeller of the centrifugal fan to rotate, a first motor 56 used for driving the driving shaft to rotate, and a third hydraulic cylinder 57 used for driving the first motor and the driving shaft to integrally lift, wherein the first push plate and the second push plate have the same structure, and a V-shaped groove is formed in the first push plate; the ejector pin rises, the first motor of third pneumatic cylinder drive and drive shaft rise, drive shaft laminating impeller, first motor drive shaft rotates, drive the impeller and rotate, first motor stall behind ejector pin terminal surface and the laminating of impeller blade lower surface, the second removes the frame and starts, drive first push pedal and second push pedal and remove to the impeller direction, and be located between two adjacent blades, first push pedal rebound, the second push pedal downstream is fixed the blade, change the impeller at every turn on the blade angle unanimous.
The fixing device 6 comprises a first fixing plate 60 sleeved on the main shaft, a plurality of groups of push rod groups 61 which are distributed on the first fixing plate in an annular manner at equal intervals, a first arc-shaped clamping plate 62 and a second arc-shaped clamping plate 63 which are used for fixing the central hole of the centrifugal fan impeller, a third driving assembly 64 which is used for driving the first arc-shaped clamping plate and the second arc-shaped clamping plate to move relatively, a fourth hydraulic cylinder 65 which is arranged at the same axis as the main shaft, a second fixing plate 66 sleeved on the telescopic rod of the fourth hydraulic cylinder, and a plurality of second balls 67 which are arranged on the second fixing plate in a rolling manner, wherein the push rod groups 61 comprise a first push rod 610 and a second push rod 611, a chamber 612 which is used for communicating the first push rod and the second push rod, and third balls 613 which are respectively arranged; the fourth hydraulic cylinder drives the second fixing plate to move towards the direction of the main shaft, a telescopic rod on the fourth hydraulic cylinder is inserted into the main shaft, the second fixing plate pushes the impeller to move towards the direction of the first fixing plate, the adjusting device adjusts the impeller again, the third driving assembly drives the first arc-shaped clamping plate and the second arc-shaped clamping plate to move outwards, fixing work of a center hole of the impeller is completed, and the first fixing plate and the second fixing plate are fixed to the two ends of the impeller.
The rotating device 7 comprises a fifth gear 70 sleeved on the main shaft, a sixth gear 71 meshed with the fifth gear, a second motor 72 for driving the sixth gear to rotate, a plurality of fixing rods 73 which are distributed on the main shaft in an equidistant annular manner and correspond to the blades of the impeller of the centrifugal fan one by one, a fixing piece 74 matched with the fixing rods for use, and a third motor 75 for driving the fixing piece to rotate; the second motor drives the sixth gear to rotate, the fifth gear is meshed with the sixth gear to drive the fifth gear to rotate, the fifth gear is fixedly arranged on the main shaft to drive the main shaft to rotate, a plurality of fixing rods are arranged on the main shaft to revolve with the axis of the main shaft, the fixing rods touch the fixing piece to stop rotating of the second motor, the fixing piece is driven to rotate by 90 degrees to limit and fix the fixing rods, after one blade is deburred, the fixing piece is driven to rotate by 90 degrees, the sixth gear is driven to rotate by the second motor, the fixing rod is separated from the fixing piece, and the fixing piece is driven by the third motor to rotate by 180 degrees to repeat the above work to complete the rotation and fixation of the main shaft.
The first motor, the second motor, the third motor, the first hydraulic cylinder, the second hydraulic cylinder, the third hydraulic cylinder and the fourth hydraulic cylinder are purchased from the market.