CN114273598A - Machining equipment and method for centrifugal fan impeller - Google Patents
Machining equipment and method for centrifugal fan impeller Download PDFInfo
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- CN114273598A CN114273598A CN202111608919.5A CN202111608919A CN114273598A CN 114273598 A CN114273598 A CN 114273598A CN 202111608919 A CN202111608919 A CN 202111608919A CN 114273598 A CN114273598 A CN 114273598A
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- 238000003754 machining Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 16
- 238000001125 extrusion Methods 0.000 claims abstract description 51
- 230000001050 lubricating effect Effects 0.000 claims description 20
- 238000012545 processing Methods 0.000 claims description 12
- 230000005389 magnetism Effects 0.000 claims description 5
- 238000002955 isolation Methods 0.000 description 7
- 238000007790 scraping Methods 0.000 description 4
- 230000002452 interceptive effect Effects 0.000 description 2
- 240000004282 Grewia occidentalis Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention relates to a machining device for an impeller of a centrifugal ventilator, which comprises a clamping frame and a positioning frame, wherein the positioning frame is fixedly arranged on the upper end surface of the clamping frame, the clamping frame comprises a base, a workpiece inlet groove, a cylindrical groove, a first motor, a first gear, a ring gear and a rotating plate, and the positioning frame comprises a quadrangular frame, a positioning cylinder, an extrusion plate, a positioning column, an air bag, an air pump, an air inlet pipe, an air outlet pipe, a fixed cylinder and a fixing part.
Description
Technical Field
The invention relates to the technical field of machining of impeller wheels of ventilators, in particular to a device and a method for machining impeller wheels of centrifugal ventilators.
Background
The ventilator is a driven fluid machine, and is mainly composed of a motor and an impeller, the impeller is mainly composed of a blade disc and blades, and the blade disc and the blades are fixedly connected through rivets.
The traditional processing mode of impeller arranges the blade through the manual work to fix blade and bladed disk, need more workman to cooperate among the whole operation process, and the cooperation in-process, can't guarantee that the blade is even distribution all the time on the bladed disk, make the unable even fixing of blade on the bladed disk, lead to processingquality, the machining efficiency of impeller lower.
Disclosure of Invention
In order to solve the technical problem, the invention provides a machining device and a machining method for an impeller of a centrifugal fan.
The utility model provides a processing equipment of centrifugal fan impeller, includes screens frame and locating rack, screens frame up end fixed mounting has the locating rack.
The screens frame includes the base, advance a recess, the cylinder recess, motor one, gear one, ring gear, rotor plate and electro-magnet, an inlet recess has been seted up to the base up end, the cylinder recess has been seted up to the base lower extreme, cylinder recess lower extreme has motor one through motor cabinet fixed mounting, the inside even rotation of base is connected with three gear one, leftmost gear one and a motor output shaft fixed connection, the inside rotation of base is connected with ring gear, ring gear meshes with gear one mutually, ring gear up end fixed mounting has the rotor plate, rotate between rotor plate and the base and be connected, the rotor plate up end is provided with the electro-magnet.
The locating rack comprises a quadrangular frame, a locating cylinder, an extrusion plate, a locating column, an air bag, an air pump, an air inlet pipe, an air outlet pipe, a fixed cylinder and a fixing part, a base upper end face is fixedly provided with the quadrangular frame, a locating cylinder is fixedly arranged on the lower end face of the quadrangular frame, a extrusion plate is fixedly arranged on the lower end face of the locating cylinder, a locating column is fixedly arranged at the lower end of the middle part of the extrusion plate, the lower end of the extrusion plate is provided with the air bag, an air pump is fixedly arranged on the upper end face of the extrusion plate, an air inlet pipe is fixedly arranged at an air inlet of the air pump, the air inlet pipe is fixedly connected with the extrusion plate, an air outlet pipe is fixedly arranged at the tail end of the air inlet pipe, the air outlet pipe is an L-shaped bent pipe, the tail end of the air outlet pipe is fixedly connected with the air bag, a fixed cylinder is fixedly arranged on the lower end face of the extrusion plate, and a fixing part is fixedly arranged on the lower end face of the fixed cylinder.
The first preferred technical scheme is as follows: the utility model discloses a fixed spring, including base up end, rotor plate, fixed spring end fixed mounting, sector piece, fixed spring end fixed mounting, the base up end just is located rotor plate department and has seted up the rotation recess, the annular groove has been seted up to rotation recess bottom, the terminal even rotation of terminal surface is connected with the rotation post in the annular groove, it evenly has seted up spacing recess to rotate recess inner and be located the rotor plate upside along its circumference, fixed mounting has fixed spring in the spacing recess, fixed spring end fixed mounting has the sector piece, the sector piece is close to fixed spring one end fixed mounting has the magnetostone, spacing recess inner just is located fixed spring outside fixed mounting has the electromagnetic plate, the magnetism of the electromagnetic plate after the circular telegram is the same with the magnetostone piece, the fillet has all been seted up to the relative terminal surface of adjacent sector piece, the sector piece is kept away from fixed spring one end surface smooth.
The preferred technical scheme is as follows: the cylindrical springs are symmetrically and fixedly arranged on the front and back of the inner end of the feeding groove, the arc-shaped cylinder is fixedly arranged at the tail end of each cylindrical spring, the inner end of each arc-shaped cylinder is rotatably connected with a lubricating column through a pin shaft, and lubricating balls are arranged on the upper end face of the feeding groove in an evenly sliding mode.
The preferred technical scheme is three: the rotating plate comprises a circular bottom plate, an annular plate and a lubricating cylinder, the circular bottom plate is fixedly mounted on the upper end face of the annular gear, the annular plate is fixedly mounted on the lower end face of the circular bottom plate, the annular plate is rotatably connected with the base, the outer end face of the annular plate is smooth, and the lubricating cylinder is uniformly and rotatably connected to the lower end face of the annular plate through a pin shaft.
The preferable technical scheme is four: the reference column includes the cylinder, the arc recess, the hang plate, connecting spring, the extrusion spring, annular extrusion spare, rubber ring and balancing weight, stripper plate middle part lower extreme fixed mounting has the cylinder, the arc recess has evenly been seted up to the outer terminal surface of cylinder, the inner downside of arc recess rotates and is connected with the hang plate, even fixed mounting has connecting spring between the relative terminal surface of hang plate and arc recess, the cover has the extrusion spring on the cylinder, extrusion spring up end and stripper plate fixed connection, terminal surface fixed mounting has annular extrusion spare under the extrusion spring, terminal surface fixed mounting has the rubber ring under the annular extrusion spare, annular extrusion spare middle part fixed mounting has the balancing weight.
The preferred technical scheme is five: the gasbag includes the fixed column, aerifys the mandrel, closely pastes piece, isolated piece and rubber slab, and the even fixed mounting of terminal surface has the fixed column under the stripper plate, and terminal surface fixed mounting has the core of aerifing under the fixed column, and a plurality of closely paste pieces are all installed to the relative terminal surface of adjacent core of aerifing, and adjacent hugs closely and rotates through the round pin axle between the piece and connect, and the even fixed mounting of terminal surface has isolated piece under the core of aerifing, and the common fixed mounting of terminal surface has the rubber slab under the isolated piece, and the outlet duct runs through the fixed column and aerifys mandrel fixed connection.
The preferred technical scheme is six: the mounting includes annular frame, diaphragm frame and cylinder hammer, and terminal surface fixed mounting has the annular frame under the fixed cylinder, and the even fixed mounting of terminal surface along its circumference has the diaphragm frame under the annular frame, and the diaphragm frame is terminal surface down and is located the equal fixed mounting in both ends and has the cylinder hammer.
The preferred technical scheme is seven: the upper side and the lower side of the inclined plate are both inclined structures, the thickness of the middle part of the inclined plate is larger than that of the upper side and the lower side, the cross section of the inclined plate is of an arc structure taking the cylinder as the center, and one end of the clinging piece, which is far away from the inflatable core mold, is provided with a fillet.
The preferred technical scheme is eight: the method for processing the centrifugal fan impeller by using the processing equipment of the centrifugal fan impeller comprises the following steps:
s1, conveying leaf discs: the leaf disc is conveyed to the workpiece inlet groove through the belt conveyor and finally enters the upper end of the rotating plate, and the leaf disc on the rotating plate is controlled by the first motor to rotate intermittently;
s2, positioning the blade: rivets are positioned on the blades in advance, the blades are sequentially placed on a blade disc which rotates intermittently through a mechanical arm, the upper end surface of the blade disc is provided with magnetic attraction, and the lower end surface of the blade is provided with magnetism;
s3, connection and fixation: after the blades are placed, the positioning cylinder drives the extrusion plate to move downwards, the positioning columns are used for positioning the blade disc, the air bags are used for positioning the blades, finally the fixing piece is driven by the fixing cylinder to reciprocate in a vertical plane, rivets on the blades are downwards punched on the blade disc, and the blades and the blade disc are connected and fixed;
s4, taking down and collecting: and after the blades are fixedly connected with the blade disc, the blade disc is taken down by a mechanical arm for reprocessing, and finally, the blade disc is collected and packaged.
The invention has the following beneficial effects: 1. according to the processing equipment for the centrifugal ventilator impeller, the clamping frame is matched with the positioning frame to position the blades and the blade disc, so that the blades are uniformly distributed on the blade disc, the positioning frame is used for fixedly connecting the blades and the blade disc, the blades and the blade disc do not need to be fixed manually in the whole process, and the efficiency of processing the impeller is improved.
2. The clamping frame provided by the invention further reduces the friction resistance in the movement process of the blade disc through the lubricating balls, so that the blade disc can smoothly move to the rotating plate.
3. The positioning frame provided by the invention prevents the lower end face of the inflatable core mould from contacting with the leaf disc through the isolation piece, so that the inflatable core mould is finally damaged, and prevents the edge corner of the isolation piece from generating indentation and scraping on the surface of the leaf disc through the rubber plate.
4. According to the positioning frame provided by the invention, the lower side of the inclined plate is set to be an inclined structure, so that the lower side of the inclined plate can conveniently enter the hole in the middle of the blade disc, and the inclined plate is set to be a structure with the thickness of the middle part larger than the thickness of the upper side and the lower side, so that the purpose that the inclined plate is attached to the inner wall of the hole in the middle of the blade disc is achieved.
Drawings
Fig. 1 is a schematic front perspective view of the present invention.
Fig. 2 is a schematic bottom perspective view of the rotating plate and the ring gear of the present invention.
Fig. 3 is a front perspective view of the airbag of the present invention.
Fig. 4 is a schematic perspective view of the air pump and the air outlet pipe according to the present invention.
Fig. 5 is a schematic left-side view of the present invention.
Fig. 6 is an enlarged view of the present invention at N of fig. 5.
Fig. 7 is an enlarged view of the invention at M of fig. 5.
Figure 8 is a top plan view of the inflated mandrel and fastener of the present invention.
Fig. 9 is a schematic flow chart of the present invention.
In the figure: 1. a clamping frame; 11. a base; 111. rotating the groove; 112. an annular groove; 113. rotating the column; 114. a limiting groove; 115. fixing the spring; 116. a sector; 117. a magnet block; 118. an electromagnetic plate; 12. a workpiece feeding groove; 121. a cylindrical spring; 122. an arc-shaped cylinder; 123. lubricating the column; 124. lubricating the beads; 13. a cylindrical groove; 14. a first motor; 15. a first gear; 16. a ring gear; 17. a rotating plate; 171. a circular base plate; 172. an annular plate; 173. a lubricating cylinder; 18. an electromagnet; 2. a positioning frame; 21. a four-corner bracket; 22. positioning the air cylinder; 23. a pressing plate; 24. a positioning column; 241. a cylinder; 242. an arc-shaped groove; 243. an inclined plate; 244. a connecting spring; 245. a compression spring; 246. an annular extrusion; 247. a rubber ring; 248. a balancing weight; 25. an air bag; 251. fixing a column; 252. inflating the core mold; 253. a close-fitting piece; 254. an insulating member; 255. a rubber plate; 26. an air pump; 27. an air inlet pipe; 28. an air outlet pipe; 29. fixing the air cylinder; 30. a fixing member; 301. an annular frame; 302. a cross plate frame; 303. a cylindrical hammer.
Detailed Description
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.
Referring to fig. 1, the processing equipment for the centrifugal ventilator impeller comprises a clamping frame 1 and a positioning frame 2, wherein the positioning frame 2 is fixedly installed on the upper end face of the clamping frame 1.
Referring to fig. 1 and 2, the clamping frame 1 comprises a base 11, a workpiece inlet groove 12, a cylindrical groove 13, a first motor 14, a first gear 15, a ring gear 16, a rotating plate 17 and an electromagnet 18, the workpiece inlet groove 12 is formed in the upper end face of the base 11, the cylindrical groove 13 is formed in the lower end of the base 11, the first motor 14 is fixedly installed at the lower end of the cylindrical groove 13 through a motor base, the three first gears 15 are uniformly and rotatably connected inside the base 11, the first leftmost gear 15 is fixedly connected with an output shaft of the first motor 14, the ring gear 16 is rotatably connected inside the base 11, the ring gear 16 is meshed with the first gear 15, the rotating plate 17 is fixedly installed on the upper end face of the ring gear 16, the rotating plate 17 is rotatably connected with the base 11, and the electromagnet 18 is arranged on the upper end face of the rotating plate 17; the equipment aims at the leaf disc and the blade with magnetic attraction, rivets are inserted in the positions before the blade is lifted, firstly, the leaf disc is conveyed to the workpiece inlet groove 12 through the belt conveyor, under the limiting guide of the feeding groove 12, the blade disc is conveyed to the rotating plate 17, the electromagnet 18 generates suction force on the blade disc, at the moment, the first motor 14 drives the first gear 15 to rotate, under the coordination of the three first gears 15, the ring gear 16 is stressed to rotate in a balanced manner so as to drive the rotating plate 17 to rotate, the cylindrical groove 13 is used for fixing the first motor 14 and does not influence the arrangement of the lower end surface of the base 11, in the process of rotating the blade disc, the blades are placed on the blade disc through the mechanical arm, meanwhile, the electromagnet 18 generates certain suction force to the blades through the blade disc, so that the blade disc and the blades are attracted, and after the blades are positioned, the first motor 14 is turned off, the blade disc stops rotating, and the blade disc and the blades are fixedly connected through the positioning frame 2.
Referring to fig. 1, 3 and 4, the positioning frame 2 includes a quadrangular frame 21, a positioning cylinder 22, a squeezing plate 23, a positioning post 24, an air bag 25, an air pump 26, an air inlet pipe 27, an air outlet pipe 28, a fixed cylinder 29 and a fixing member 30, the upper end surface of the base 11 is fixedly provided with the quadrangular frame 21, the lower end surface of the quadrangular frame 21 is fixedly provided with the positioning cylinder 22, the lower end surface of the positioning cylinder 22 is fixedly provided with the squeezing plate 23, the lower end of the middle part of the squeezing plate 23 is fixedly provided with the positioning post 24, the lower end of the squeezing plate 23 is provided with the air bag 25, the upper end surface of the squeezing plate 23 is fixedly provided with the air pump 26, an air inlet pipe 27 is fixedly provided with an air inlet of the air pump 26, the air inlet pipe 27 is fixedly connected with the squeezing plate 23, the end of the air inlet pipe 27 is uniformly and fixedly provided with the air outlet pipe 28, the air outlet pipe 28 is an L-shaped bent pipe, the end of the air outlet pipe 28 is fixedly connected with the air bag 25, the lower end surface of the squeezing plate 23 is fixedly provided with the fixed cylinder 29, a fixing member 30 is fixedly mounted on the lower end surface of the fixed cylinder 29; the positioning cylinder 22 drives the extrusion plate 23 to move downwards, so that the positioning column 24 positions the leaf disc, the air pump 26 ventilates the air inlet pipe 27 and the air outlet pipe 28, the air bag 25 is tightly attached to the leaves, the leaves are limited, the distance between the adjacent leaves is the same, the fixing cylinder 29 drives the fixing piece 30 to move downwards, and the rivets on the leaves move downwards until the leaves are fixedly connected with the leaf disc through the rivets.
Referring to fig. 2, 6 and 7, a rotating groove 111 is formed in the upper end surface of the base 11 and located at the rotating plate 17, an annular groove 112 is formed in the bottom end of the rotating groove 111, a rotating column 113 is uniformly and rotatably connected to the inner end surface of the annular groove 112, a limiting groove 114 is uniformly formed in the inner end of the rotating groove 111 and located at the upper side of the rotating plate 17 along the circumferential direction of the rotating plate, a fixed spring 115 is fixedly installed in the limiting groove 114, a sector 116 is fixedly installed at the tail end of the fixed spring 115, a magnet block 117 is fixedly installed at one end of the sector 116 close to the fixed spring 115, an electromagnetic plate 118 is fixedly installed at the inner end of the limiting groove 114 and located at the outer side of the fixed spring 115, the magnetism of the energized electromagnetic plate 118 is the same as that of the magnet block 117, round corners are formed in the opposite end surfaces of the adjacent sectors 116, and the surface of the sector 116, which is far away from the fixed spring 115, is smooth; carry out spacingly through rotating groove 111 to rotating plate 17, through rotating post 113 in the rotation groove 111, reduce the frictional resistance that rotating plate 17 received in the rotation process, energize electromagnetic plate 118, make magnetite piece 117 under the effect of magnetic force, drive sector 116 and move towards rotating plate 17, sector 116 hugs closely with the leaf disc outline, lead to the leaf disc, prevent that the leaf disc from breaking away from with rotating plate 17 at the rotation in-process, through offering fillet and the glossy sector 116 in surface, prevent that the leaf disc from receiving the scraping of sector 116.
Referring to fig. 1, cylindrical springs 121 are symmetrically and uniformly and fixedly mounted at the front and back of the inner end of the workpiece feeding groove 12, an arc-shaped cylinder 122 is fixedly mounted at the tail end of the cylindrical spring 121, the inner end of the arc-shaped cylinder 122 is rotatably connected with a lubricating column 123 through a pin shaft, and lubricating balls 124 are uniformly and slidably arranged on the upper end surface of the workpiece feeding groove 12; the lubricating columns 123 on the arc-shaped cylinder 122 are tightly attached to the blade disc moving to the rotating plate 17 through the elastic force of the cylindrical spring 121, the friction resistance of the blade disc in the moving process is reduced through the lubricating columns 123, the friction resistance of the blade disc in the moving process is further reduced through the lubricating balls 124, and the blade disc smoothly moves to the rotating plate 17.
Referring to fig. 2, the rotating plate 17 includes a circular bottom plate 171, an annular plate 172 and a lubricating cylinder 173, the circular bottom plate 171 is fixedly installed on the upper end surface of the ring gear 16, the annular plate 172 is fixedly installed on the lower end surface of the circular bottom plate 171, the annular plate 172 is rotatably connected with the base 11, the outer end surface of the annular plate 172 is smooth, and the lubricating cylinder 173 is uniformly and rotatably connected with the lower end surface of the annular plate 172 through a pin; the friction resistance between the annular plate 172 and the annular groove 112 is reduced by the lubricating cylinder 173, and the abrasion of the annular plate 172 is reduced to prevent the rotational smoothness of the circular base plate 171 from being affected.
Referring to fig. 5, the positioning column 24 includes a column 241, an arc-shaped groove 242, an inclined plate 243, a connecting spring 244, an extrusion spring 245, an annular extrusion piece 246, a rubber ring 247 and a counterweight 248, the column 241 is fixedly installed at the lower end of the middle part of the extrusion plate 23, the arc-shaped groove 242 is uniformly formed on the outer end surface of the column 241, the inclined plate 243 is rotatably connected to the lower side of the inner end of the arc-shaped groove 242, the connecting spring 244 is uniformly and fixedly installed between the opposite end surfaces of the inclined plate 243 and the arc-shaped groove 242, the extrusion spring 245 is sleeved on the column 241, the upper end surface of the extrusion spring 245 is fixedly connected with the extrusion plate 23, the annular extrusion piece 246 is fixedly installed on the lower end surface of the extrusion spring 245, the rubber ring 247 is fixedly installed on the lower end surface of the annular extrusion piece 246, and the counterweight 248 is fixedly installed in the middle part of the annular extrusion piece 246; when the positioning column 24 positions the vane disk, the inclined plate 243 rotatably connected with the arc groove 242 through the lower side enables the lower sides of the column body 241 and the inclined plate 243 to smoothly extend into a hole in the middle of the vane disk, the elastic force of the connecting spring 244 enables the inclination angle of the inclined plate 243 to be changed, the inclined plate 243 is tightly attached to the inner wall of the hole in the middle of the vane disk, the rubber ring 247 is tightly attached to the upper end face of the vane disk under the action of the gravity of the balancing weight 248 and the elastic force of the extrusion spring 245, and the annular extrusion piece 246 is prevented from scraping the upper end face of the vane disk through the rubber ring 247.
Referring to fig. 3 and 8, the airbag 25 includes a fixing column 251, an inflation core mold 252, a close fitting piece 253, an isolation piece 254 and a rubber plate 255, the fixing column 251 is uniformly and fixedly installed on the lower end surface of the extrusion plate 23, the inflation core mold 252 is fixedly installed on the lower end surface of the fixing column 251, a plurality of close fitting pieces 253 are installed on the opposite end surfaces of the adjacent inflation core molds 252, the adjacent close fitting pieces 253 are rotatably connected through a pin shaft, the isolation piece 254 is uniformly and fixedly installed on the lower end surface of the inflation core mold 252, the rubber plate 255 is fixedly installed on the lower end surfaces of the isolation pieces 254 together, and the air outlet pipe 28 penetrates through the fixing column 251 and is fixedly connected with the inflation core mold 252; the inflatable core mold 252 is fixed by the fixing column 251, the distance between the inflatable core mold 252 and the extrusion plate 23 is changed, the inflatable core mold 252 is prevented from interfering with the movement of the fixing member 30, the close fitting piece 253 is tightly fitted to the blade by the inflatable core mold 252 to achieve the purpose of positioning the blade, the blade is prevented from contacting the surface of the inflatable core mold 252 by the close fitting piece 253, the lower end surface of the inflatable core mold 252 is prevented from contacting the blisk by the isolation piece 254, so that the inflatable core mold 252 is prevented from being damaged, and the edge corner of the isolation piece 254 is prevented from indenting and scraping the surface of the blisk by the rubber plate 255.
Referring to fig. 3, the fixing member 30 includes an annular frame 301, a transverse plate frame 302 and a cylindrical hammer 303, the annular frame 301 is fixedly installed on the lower end surface of the fixing cylinder 29, the transverse plate frame 302 is uniformly and fixedly installed on the lower end surface of the annular frame 301 along the circumferential direction of the annular frame, and the cylindrical hammers 303 are fixedly installed on the lower end surface and two ends of the transverse plate frame 302; the horizontal plate frame 302 is fixed through the annular frame 301 so as to achieve the purpose of controlling the vertical displacement of the left and right cylindrical hammers 303 through the fixing air cylinder 29 and the annular frame 301, and the rivets are beaten through the cylindrical hammers 303 so as to connect and fix the blades and the leaf discs through the rivets.
Referring to fig. 5 and 8, both upper and lower sides of the inclined plate 243 are inclined structures, the thickness of the middle portion of the inclined plate 243 is greater than the thickness of the upper and lower sides, the cross section of the inclined plate 243 is an arc-shaped structure with the column 241 as the center, and one end of the close fitting piece 253, which is far away from the inflatable core mold 252, is provided with a round angle; since the inclined plate 243 needs to contact with the inner wall of the hole in the middle of the vane disk, the cross section of the inclined plate 243 is of an arc structure at the center of the column 241, and in order to facilitate the lower side of the inclined plate 243 to enter the hole in the middle of the vane disk, the lower side of the inclined plate 243 is of an inclined structure, meanwhile, in order to prevent the upper side of the inclined plate 243 from interfering with the movement of the annular extrusion part 246, the upper side of the inclined plate 243 is of an inclined structure, in order to achieve the purpose that the inclined plate 243 is tightly attached to the inner wall of the hole in the middle of the vane disk, the thickness of the middle of the inclined plate 243 is larger than the thicknesses of the upper side and the lower side, and the tight attaching part 253 with a round angle is used for preventing the scratch of the surface of the vane.
Referring to fig. 9, the method for processing the centrifugal fan impeller by using the processing equipment of the centrifugal fan impeller comprises the following steps:
s1, conveying leaf discs: the leaf discs are conveyed to the feeding grooves 12 through a belt conveyor and finally enter the upper end of the rotating plate 17, and the leaf discs on the rotating plate 17 are controlled to intermittently rotate through a first motor 14;
s2, positioning the blade: rivets are positioned on the blades in advance, and the blades are sequentially placed on a blade disc which rotates intermittently through a mechanical arm;
s3, connection and fixation: after the blades are placed, the positioning cylinder 22 drives the extrusion plate 23 to move downwards, the positioning column 24 is used for positioning the blade disc, the air bag 25 is used for positioning the blades, finally the fixing cylinder 29 is used for driving the fixing piece 30 to reciprocate in a vertical plane, rivets on the blades are downwards hit on the blade disc, and the blades and the blade disc are connected and fixed;
s4, taking down and collecting: after the blades and the blade disc are fixedly connected, the blade disc is taken down through a mechanical arm so as to be subsequently processed, and finally, the blades are collected and packaged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a processing equipment of centrifugal fan impeller, includes screens frame (1) and locating rack (2), its characterized in that: a positioning frame (2) is fixedly arranged on the upper end surface of the clamping frame (1); wherein:
the clamping frame (1) comprises a base (11), a workpiece inlet groove (12), a cylindrical groove (13), a first motor (14), a first gear (15), a ring gear (16), a rotating plate (17) and an electromagnet (18), wherein the workpiece inlet groove (12) is formed in the upper end face of the base (11), the cylindrical groove (13) is formed in the lower end of the base (11), the first motor (14) is fixedly installed at the lower end of the cylindrical groove (13) through a motor base, the three first gears (15) are uniformly and rotatably connected inside the base (11), the first gear (15) on the leftmost side is fixedly connected with an output shaft of the first motor (14), the ring gear (16) is rotatably connected inside the base (11), the ring gear (16) is meshed with the first gears (15), the rotating plate (17) is fixedly installed on the upper end face of the ring gear (16), and the rotating plate (17) is rotatably connected with the base (11), an electromagnet (18) is arranged on the upper end surface of the rotating plate;
the locating rack (2) comprises a quadrangular frame (21), a locating cylinder (22), an extrusion plate (23), a locating column (24), an air bag (25), an air pump (26), an air inlet pipe (27), an air outlet pipe (28), a fixed cylinder (29) and a fixing part (30), the quadrangular frame (21) is fixedly arranged on the upper end face of the base (11), the locating cylinder (22) is fixedly arranged on the lower end face of the quadrangular frame (21), the extrusion plate (23) is fixedly arranged on the lower end face of the locating cylinder (22), the locating column (24) is fixedly arranged on the lower end face of the middle part of the extrusion plate (23), the air bag (25) is arranged on the lower end face of the extrusion plate (23), the air pump (26) is fixedly arranged on the upper end face of the extrusion plate (23), the air inlet pipe (27) is fixedly arranged on an air inlet of the air pump (26), the air inlet pipe (27) is fixedly connected with the extrusion plate (23), the air outlet pipe (28) is uniformly and fixedly arranged at the tail end of the air inlet pipe (27), the air outlet pipe (28) is an L-shaped bent pipe, the tail end of the air outlet pipe (28) is fixedly connected with the air bag (25), the lower end face of the extrusion plate (23) is fixedly provided with a fixed air cylinder (29), and the lower end face of the fixed air cylinder (29) is fixedly provided with a fixing piece (30).
2. A centrifugal fan impeller machining apparatus according to claim 1, wherein: the magnetic bearing is characterized in that a rotating groove (111) is formed in the upper end face of the base (11) and located on the rotating plate (17), an annular groove (112) is formed in the bottom end of the rotating groove (111), a rotating column (113) is uniformly and rotatably connected to the inner end face of the annular groove (112), a limiting groove (114) is uniformly formed in the inner end of the rotating groove (111) and located on the upper side of the rotating plate (17) along the circumferential direction of the rotating plate, a fixed spring (115) is fixedly installed in the limiting groove (114), a sector piece (116) is fixedly installed at the tail end of the fixed spring (115), a magnet block (117) is fixedly installed at one end, close to the fixed spring (115), of the sector piece (116), an electromagnetic plate (118) is fixedly installed at the inner end of the limiting groove (114) and located on the outer side of the fixed spring (115), the electromagnetic plate (118) after being electrified is the same as the magnetism of the magnet block (117), and fillets are formed in the opposite end faces of adjacent sector pieces (116), the surface of one end of the sector (116) far away from the fixed spring (115) is smooth.
3. A centrifugal fan impeller machining apparatus according to claim 1, wherein: the front and back symmetrical and uniform fixed mounting of the inner end of the piece feeding groove (12) is provided with a cylindrical spring (121), the tail end of the cylindrical spring (121) is fixedly provided with an arc-shaped cylinder (122), the inner end of the arc-shaped cylinder (122) is rotatably connected with a lubricating column (123) through a pin shaft, and the upper end face of the piece feeding groove (12) is uniformly provided with lubricating balls (124) in a sliding manner.
4. A centrifugal fan impeller machining apparatus according to claim 1, wherein: the rotating plate (17) comprises a circular bottom plate (171), an annular plate (172) and a lubricating cylinder (173), the circular bottom plate (171) is fixedly mounted on the upper end face of the ring gear (16), the annular plate (172) is fixedly mounted on the lower end face of the circular bottom plate (171), the annular plate (172) is rotatably connected with the base (11), the outer end face of the annular plate (172) is smooth, and the lower end face of the annular plate (172) is uniformly and rotatably connected with the lubricating cylinder (173) through a pin shaft.
5. A centrifugal fan impeller machining apparatus according to claim 1, wherein: the positioning column (24) comprises a column body (241), an arc-shaped groove (242), an inclined plate (243), a connecting spring (244), an extrusion spring (245), an annular extrusion piece (246), a rubber ring (247) and a balancing weight (248), extrusion board (23) middle part lower extreme fixed mounting has cylinder (241), arc recess (242) have evenly been seted up to cylinder (241) outer terminal surface, arc recess (242) inner downside rotates and is connected with hang plate (243), even fixed mounting has between the relative terminal surface of hang plate (243) and arc recess (242) connecting spring (244), the cover has extrusion spring (245) on cylinder (241), extrusion spring (245) up end and extrusion board (23) fixed connection, end fixed mounting has annular extruded article (246) under extrusion spring (245), end fixed mounting has rubber ring (247) under annular extruded article (246), annular extruded article (246) middle part fixed mounting has balancing weight (248).
6. A centrifugal fan impeller machining apparatus according to claim 1, wherein: the air bag (25) comprises a fixing column (251), an inflatable core mold (252), a clinging piece (253), an isolating piece (254) and a rubber plate (255), the fixing column (251) is uniformly and fixedly mounted on the lower end face of the extrusion plate (23), the inflatable core mold (252) is fixedly mounted on the lower end face of the fixing column (251), a plurality of clinging pieces (253) are mounted on the opposite end faces of the adjacent inflatable core molds (252), the adjacent clinging pieces (253) are rotatably connected through a pin shaft, the isolating piece (254) is uniformly and fixedly mounted on the lower end face of the inflatable core mold (252), the rubber plate (255) is fixedly mounted on the lower end face of the isolating piece (254) together, and the air outlet pipe (28) penetrates through the fixing column (251) and is fixedly connected with the inflatable core mold (252).
7. A centrifugal fan impeller machining apparatus according to claim 1, wherein: fixing piece (30) include annular frame (301), diaphragm frame (302) and cylinder hammer (303), and terminal surface fixed mounting has annular frame (301) under fixed cylinder (29), and the terminal surface has diaphragm frame (302) along its even fixed mounting in circumference under annular frame (301), and diaphragm frame (302) terminal surface just lies in the equal fixed mounting in both ends and has cylinder hammer (303) down.
8. A centrifugal fan impeller machining apparatus according to claim 1, wherein: the upper side and the lower side of the inclined plate (243) are both inclined structures, the thickness of the middle part of the inclined plate (243) is larger than that of the upper side and the lower side, the cross section of the inclined plate (243) is of an arc structure with the column body (241) as the center, and one end, away from the inflatable core mold (252), of the close-fit piece (253) is provided with a round angle.
9. A centrifugal fan impeller machining apparatus according to claim 1, wherein: the method for processing the centrifugal fan impeller by using the processing equipment of the centrifugal fan impeller comprises the following steps:
s1, conveying leaf discs: the leaf disc is conveyed to the feeding groove (12) through a belt conveyor and finally enters the upper end of the rotating plate (17), and the leaf disc on the rotating plate (17) is controlled to intermittently rotate through a first motor (14);
s2, positioning the blade: rivets are positioned on the blades in advance, the blades are sequentially placed on a blade disc which rotates intermittently through a mechanical arm, the upper end surface of the blade disc is provided with magnetic attraction, and the lower end surface of the blade is provided with magnetism;
s3, connection and fixation: after the blades are placed, the positioning cylinder (22) drives the extrusion plate (23) to move downwards, the positioning column (24) positions the blade disc, the air bag (25) positions the blades, and finally the fixing cylinder (29) drives the fixing piece (30) to reciprocate in a vertical plane, so that rivets on the blades are downwards hit on the blade disc, and the blades and the blade disc are connected and fixed;
s4, taking down and collecting: after the blades and the blade disc are fixedly connected, the blade disc is taken down through a mechanical arm so as to be subsequently processed, and finally, the blades are collected and packaged.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111608919.5A CN114273598B (en) | 2021-12-27 | 2021-12-27 | Processing equipment and method for centrifugal ventilator impeller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111608919.5A CN114273598B (en) | 2021-12-27 | 2021-12-27 | Processing equipment and method for centrifugal ventilator impeller |
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| CN114273598A true CN114273598A (en) | 2022-04-05 |
| CN114273598B CN114273598B (en) | 2024-01-19 |
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| CN202111608919.5A Active CN114273598B (en) | 2021-12-27 | 2021-12-27 | Processing equipment and method for centrifugal ventilator impeller |
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Cited By (1)
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| CN114905379A (en) * | 2022-06-07 | 2022-08-16 | 众芯汉创（北京）科技有限公司 | Intelligent repairing device for local defects of wind power generation blade |
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| CN114273598B (en) | 2024-01-19 |
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