CN115990777B - Rapid alignment process for wind power flange of numerically-controlled drilling machine - Google Patents
Rapid alignment process for wind power flange of numerically-controlled drilling machine Download PDFInfo
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- CN115990777B CN115990777B CN202310279144.4A CN202310279144A CN115990777B CN 115990777 B CN115990777 B CN 115990777B CN 202310279144 A CN202310279144 A CN 202310279144A CN 115990777 B CN115990777 B CN 115990777B
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Abstract
The utility model relates to a quick alignment technology of numerically-controlled drilling machine wind-powered electricity generation flange relates to the field of flange drilling processing, installs auxiliary alignment device on the workstation, and wherein, auxiliary alignment device includes locating component and clamping subassembly, clamping subassembly is used for mounting flange, locating component includes two circular shape reference column, through two during external diameter, the external diameter of flange and the different circumscribed butt of reference column the plane centre of a circle point coordinate of reference column calculates the average of this flange plane centre of a circle point coordinate (X, Y), realizes flange centre of a circle alignment, under the assistance localization real-time of two reference columns, through rectangular coordinate system's calculation and Pythagorean theorem, the centre of a circle coordinate of alignment play flange. The wind power flange drilling alignment device has the effect of improving alignment efficiency during wind power flange drilling.
Description
Technical Field
The application relates to the field of flange drilling processing, in particular to a rapid alignment process for a wind power flange of a numerical control drilling machine.
Background
The wind power flange mainly refers to a flange used by a wind generating set, the wind power flange is mainly used for connecting each section of a tower barrel, the tower barrel and a hub as well as the hub and blades, and the wind power flange is generally connected through bolts. The wind power flange is required to be processed through a drilling machine to be used for penetrating through a fixing hole of a bolt in the processing process, and the fixing hole is required to be aligned when being drilled on the drilling machine.
At present, the main method for aligning the wind power flange is to align the circle center position of the wind power flange through a photoelectric edge finder, clamp the wind power flange on a workbench of a drilling machine, enable an operator to install the photoelectric edge finder on a tool apron of the numerical control drilling machine, control the photoelectric edge finder to move to the position near the edge of the outer diameter of the wind power flange through an operation table of the numerical control drilling machine, enable the operator to approach the photoelectric edge finder, slowly rotate a hand wheel, enable a ball of the photoelectric edge finder to approach the flange until the light of the photoelectric edge finder is turned on, enable the operator to approach an operation table of the numerical control drilling machine again, enable coordinates of the points to be input into three-point rounding software, repeat the operations twice, calculate the coordinates of the circle center of the wind power flange through the three-point rounding software, and therefore complete alignment operation.
In the alignment method, an operator is required to circularly operate the photoelectric edge finder for three times and to circularly reciprocate between the photoelectric edge finder and the operation table, so that the alignment time of the wind power flange on the drilling machine is increased, and the alignment efficiency of the wind power flange is further reduced.
Disclosure of Invention
In order to improve the alignment efficiency in the drilling process of wind power flange, the application provides a quick alignment process of a wind power flange of a numerical control drilling machine.
The application provides a quick alignment technology of numerically-controlled drilling machine wind-powered electricity generation flange adopts following technical scheme:
the rapid alignment process for the wind power flange of the numerical control drilling machine comprises the steps of installing an auxiliary alignment device on a workbench, wherein the auxiliary alignment device comprises a positioning assembly and a clamping assembly, the clamping assembly is used for fixing the flange, and the positioning assembly comprises two circular positioning columns;
calculating the average value of the plane center point coordinates (X, Y) of the flange by the outer diameter of the two positioning columns, the outer diameter of the flange and the plane center point coordinates of the two positioning columns when different external cutting butt joints, so as to realize the centering of the flange center;
c=a+b；
d=(Y α -Y β )/2；
e 2 =c 2 -d 2 ；
Xn=X α +e；
Yn= Y α -d；
X=(X1+X2+X3....+Xn）/n；
Y=(Y1+Y2+Y3....+Yn）/n；
wherein a is the radius of the outer diameter of the flange;
b is the radius of the outer diameter of the positioning column;
X α 、Y α the coordinates of the center point of the plane of the positioning column are the coordinates of the center point of the plane of the positioning column;
X β 、Y β the coordinates of the center point of the plane of the other positioning column;
xn, yn are the centre coordinates of the flange when the different circumscribed abutment positions of nth time.
Through adopting above-mentioned technical scheme, press from both sides the flange clamp through clamping subassembly and fix, and make the edge butt of flange connect to the lateral wall of two reference columns, realized the location and the clamp of flange on the workstation, because the radius at flange edge, reference column radius, the plane centre of a circle point coordinate of reference column are known numerical value, the centre of a circle of two reference columns forms triangle-shaped with the centre of a circle of flange, calculate the average value of the plane centre of a circle point coordinate of flange according to Pythagorean theorem and rectangular coordinate system according to calculation formula, accomplish the alignment of flange, make flange centre of a circle coordinate's calculation simpler, convenient, compare with photoelectric edge finding repeated leaning on flange and operator reciprocating motion, flange alignment's efficiency has been improved, and flange alignment's precision has been improved, operator's intensity of labour has been reduced.
Optionally, the reference column includes with workstation sliding connection's sliding block and rotates the swivelling joint on the sliding block, the slip direction of sliding block is two the reference column is close to each other or the direction of keeping away from each other, the lateral wall of swivelling joint is used for with the edge butt of flange.
Through adopting above-mentioned technical scheme, after flange and rotor butt, rotate the flange, the rotor can rotate along with the flange for the flange need not to break away from and can rotate with the butt of rotor, thereby the flange of being convenient for adjusts different positions and rotor butt, makes the flange be convenient for calculate plane centre of a circle point coordinate many times.
Optionally, the sliding block is connected with a sliding rheostat, the sliding rheostat is fixedly connected with the workbench, the sliding sheet is fixedly connected with the sliding block, and the sliding rheostat is electrically connected with the workbench.
By adopting the technical scheme, the rotating blocks can adjust the positions through the sliding of the sliding blocks, so that the distance between the two rotating blocks can be adjusted according to the diameter of the flange, the distance between the two rotating blocks is easy to be matched with the diameter of the flange, and the accuracy of calculating the center point coordinates of the plane of the flange is improved; the sliding block can drive the sliding sheet of the sliding rheostat to slide, the resistance of the sliding rheostat is changed along with the sliding block in the sliding process, so that the resistance of the sliding rheostat can respond to the sliding of the sliding block, the change of the plane center point coordinate of the positioning column in the sliding process can be reflected into the operation table through the change of the resistance of the sliding rheostat, and an operator can conveniently obtain the plane center point coordinate of the positioning column after the sliding by means of the operation table.
Optionally, the clamping assembly includes clamping portion, clamping portion includes with workstation sliding connection's dress splint, slip setting is in a plurality of chucks on the dress splint and with a plurality of the equal plane threaded connection's of chuck driving disk, the chuck is along keeping away from or being close to the direction slip of clamping board center is provided with drive assembly on the workstation, drive assembly is used for the drive driving disk rotates and drives the clamping board is towards being close to two the direction slip of reference column.
Through adopting above-mentioned technical scheme, drive assembly drive driving disk rotates, and the driving disk passes through a plurality of chucks of plane screw drive and moves in step to make the flange be convenient for press from both sides tightly on the dress splint, fixed.
Optionally, be provided with separation and reunion portion on the dress splint, separation and reunion portion including wearing to establish circular shape clutch block on the dress splint, with clutch block just and slip wears to establish the fastening block on the dress splint, the clutch block is close to one side fixedly connected with spherical fixture block of fastening block, the fastening block is close to one side of clutch block has been seted up and has been used for the joint the draw-in groove of fixture block, the fastening block is kept away from one side of draw-in groove with fixedly between the dress splint be provided with and be used for driving the draw-in groove joint the elastic component of fixture block, the clutch block with drive assembly is connected.
Through adopting above-mentioned technical scheme, under the elastic force of elastic component, the fixed block carries out the joint to the fixture block through the draw-in groove for the clutch block can drive the driving disk rotation under drive assembly's drive, makes the clamp head press from both sides tightly the flange, and when the clamp force of chuck to the flange reached the setting value, the fixture block on the clutch block just deviate from the draw-in groove, and compress the elastic component, make the clutch block be difficult to continue to drive the driving disk, and then make the chuck to the clamp force facilitate control of flange, make difficult emergence extrusion deformation or the phenomenon of crushing between chuck and the flange.
Optionally, offer on the driving disk and be used for fixing the clutch groove of clutch block sliding condition, the middle part of clutch groove is crooked, articulated on the clutch block have the clutch lever, the clutch lever is kept away from the one end fixedly connected with joint piece of clutch block, the joint piece slides and sets up in the clutch groove, and follows the extending direction of clutch groove slides, the outside of clutch groove bend department seted up with the groove of stepping down of clutch groove intercommunication, the groove of stepping down with the intercommunication department of clutch groove is provided with the regulating plate, the face of regulating plate with the inside wall butt of clutch groove bend department, fixedly connected with is used for driving between the regulating plate with the lateral wall of stepping down the regulating spring of regulating plate butt clutch groove inside wall.
Through adopting above-mentioned technical scheme, after the fixture block deviate from the draw-in groove, the fixture block promotes the fastening piece and slides, the fastening piece promotes the clutch lever and slides, the joint piece of clutch lever slides along the extending direction of clutch groove, the joint piece promotes the regulating plate and slides at the slip in-process, regulating plate compression regulating spring, the regulating plate makes the joint piece slide along the crooked direction of clutch groove under regulating spring's elasticity effect, thereby make the joint piece joint in the crooked another part of clutch groove, and then make the clutch lever provide fixed pulling force to the fastening piece, make the fastening piece be convenient for maintain the state after the fixture block extrusion, make the clutch piece be difficult to drive the driving disk.
Optionally, the drive assembly is including being located slide between dress splint and the workstation, slide and workstation sliding connection, and the slip direction is perpendicular two the line of reference column, be connected with first drive division on the slide, first drive division including fixed the setting be in on the slide the double-end motor, with one of them output shaft coaxial fixed connection's worm of double-end motor, with worm wheel meshing worm wheel and coaxial wearing establish on the worm wheel and with worm wheel threaded connection's lead screw, another output shaft of double-end motor with clutch block coaxial fixed connection, the worm the common cover is equipped with the junction box on the worm wheel, the worm wheel all with the junction box rotates to be connected, lead screw and workstation fixed connection.
Through adopting above-mentioned technical scheme, the double-end motor passes through clutch block drive driving disk rotation, and drives the worm simultaneously and rotate, and worm drive worm wheel rotates, and the worm wheel moves through screw thread relative lead screw, under the connected action of connecting box, and worm wheel, worm drive double-end motor remove, and double-end motor drive slide removes to make the in-process slide at chuck clamping flange can drive the flange and be close to two reference columns, improved flange clamping, the efficiency of removal.
Optionally, the slide is close to one side fixedly connected with actuating lever of reference column, the actuating lever is kept away from the one end of slide articulates there are two connecting rods, two the connecting rod is kept away from the one end of actuating lever respectively with two the reference column articulates, two the connecting rod is the contained angle, and all is located the reference column is kept away from one side of slide.
Through adopting above-mentioned technical scheme, the slide drives the actuating lever and removes, the actuating lever drives two connecting rods and rotates, two connecting rods promote two reference columns at the rotation in-process and slide, make the slide can synchronous adjustment two reference column's position at the in-process that removes, simultaneously when the slide is close to the reference column, two reference columns remove along the direction that is close to each other, when the slide kept away from the reference column, two reference columns remove along the direction that is kept away from each other, make flange diameter bigger, the distance between two reference columns also is bigger, the flange diameter is smaller, the distance between two reference columns is also less, thereby the degree of accuracy of reference column to flange location has been improved.
Optionally, rotate on the slide be provided with the coaxial swivel ring of driving disk, swivel ring with fixedly connected with connecting rod between the clamping board, coaxial fixedly connected with rotary gear of swivel ring, be connected with the locking lever through the cylinder sleeve pair on the slide, coaxial fixedly connected with on the locking lever be used for with the drive gear of rotary gear meshing.
Through adopting above-mentioned technical scheme, because locking lever and slide pass through cylinder sleeve pair to be connected for the locking lever can slide and rotate around self axis direction along self axis direction relative slide, thereby can slide the locking lever, make drive gear and rotating gear meshing, then rotate the locking lever, the locking lever passes through drive gear drive rotating gear and rotates, the rotating gear drives the swivel ring and rotates, the swivel ring passes through the connecting rod and drives the clamping board and rotate, thereby make the flange be convenient for rotate under the state of pressing from both sides tightly, make the flange be convenient for rotate.
Optionally, a lock hole for inserting the lock rod is arranged between the rotating ring and the sliding plate.
Through adopting above-mentioned technical scheme, sliding lock bar makes the lock bar insert in the lockhole, breaks away from the meshing of drive gear and rotation gear simultaneously, because the lock bar inserts between swivel ring and the slide for the swivel ring is difficult to rotate relative to the slide, and the dress splint can be in steady state relative to the slide.
In summary, the present application includes at least one of the following beneficial technical effects:
1. after the positioning column positions the flange, calculating the center point coordinates of the flange plane through rectangular coordinate system calculation and Pythagorean theorem, so that the flange alignment is convenient and quick, the flange alignment efficiency is improved, and the labor intensity is reduced;
2. the double-headed motor drives the driving disc through the matching of the clamping blocks of the clutch blocks and the clamping grooves of the fastening blocks, so that the clamping force of the clamping head on the flange is easy to control, and the phenomenon of crushing is not easy to occur between the clamping head and the flange;
3. the clutch block and the worm are driven by the double-headed motor, so that the flange can be driven to move by the slide plate in the rotating process of the driving disc, and the efficiency of clamping and positioning the flange is improved.
Drawings
FIG. 1 is a schematic diagram of a flange center alignment calculation in an embodiment of the present application;
FIG. 2 is a schematic structural view of an auxiliary alignment device according to an embodiment of the present application;
FIG. 3 is a schematic view of a structure intended to illustrate a positioning assembly and a clamping portion;
fig. 4 is an exploded view intended to illustrate the clutch portion;
fig. 5 is an enlarged view at a in fig. 4;
fig. 6 is a schematic view for explaining the structure of the driving assembly.
Reference numerals illustrate:
1. a positioning assembly; 11. positioning columns; 111. a sliding block; 112. a rotating block; 12. a slide rheostat; 13. a carriage; 2. clamping the assembly; 21. a clamping part; 211. clamping plates are arranged; 212. a chuck; 213. a drive plate; 2131. a clutch groove; 2132. a relief groove; 2133. a slideway; 22. a clutch part; 221. a clutch block; 2211. a clamping block; 222. a fastening block; 2221. a clamping groove; 2222. an elastic member; 223. a clutch lever; 2231. a clamping block; 224. an adjusting plate; 2241. an adjusting spring; 23. a rotating part; 231. a rotating ring; 2311. a connecting rod; 2312. a rotary gear; 2313. a lock hole; 232. a lock lever; 2321. a drive gear; 2322. a handle; 3. a drive assembly; 31. a slide plate; 32. a first driving section; 321. a double-ended motor; 322. a worm; 323. a worm wheel; 324. a screw rod; 325. a connection box; 33. a second driving section; 331. a driving rod; 332. and (5) connecting a rod.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
The embodiment of the application discloses a rapid alignment process for a wind power flange of a numerical control drilling machine. Referring to fig. 1 and 2, an auxiliary alignment device is installed on a workbench in a rapid alignment process of a wind power flange of a numerically-controlled drilling machine, wherein the auxiliary alignment device comprises a positioning component 1 and a clamping component 2, the clamping component 2 is used for fixing the flange, and the positioning component 1 comprises two circular positioning columns 11;
the average value of the plane center point coordinates (X, Y) of the flange is calculated through the outer diameter of the two positioning columns 11, the outer diameter of the flange and the plane center point coordinates of the two positioning columns 11 when the two positioning columns are in different circumscribed butting, so that the centering of the flange center is realized;
c=a+b；
d=(Y α -Y β )/2；
e 2 =c 2 -d 2 ；
Xn=X α +e；
Yn= Y α -d；
X=(X1+X2+X3....+Xn）/n；
Y=(Y1+Y2+Y3....+Yn）/n；
wherein a is the radius of the outer diameter of the flange;
b is the radius of the outer diameter of the positioning column 11;
X α 、Y α is the plane center point coordinate of a positioning column 11;
X β 、Y β the coordinates of the center point of the plane of the other positioning column 11;
xn, yn are the centre coordinates of the flange when the different circumscribed abutment positions of nth time.
When the flange is found, the flange is placed on the clamping assembly 2, the clamping assembly 2 clamps the flange, the flange is driven to be abutted to the side walls of the two positioning columns 11, then the average value of the coordinates of the center point of the plane of the flange is calculated through a formula, the flange is quickly found, and the flange finding efficiency is improved. The calculation of the coordinates of the center point of the flange plane can be assisted by the prior art of the operation table, and the calculation tool is not particularly limited in the application.
Referring to fig. 3, the positioning column 11 includes a sliding block 111 and a rotating block 112 rotatably connected to the sliding block 111, the sliding block 111 and the rotating block 112 are all in a circular column shape, the sliding block 111 and the rotating block 112 are coaxially and vertically arranged, and the rotating block 112 is located above the sliding block 111 and is used for abutting against the edge of the flange. The two sliding blocks 111 are connected with a rectangular sliding frame 13 together, the sliding frame 13 is fixedly arranged on a workbench, the length direction of the sliding frame 13 is identical to the Y direction of the coordinates of the positioning column 11, the bottom ends of the two sliding blocks 111 are slidably arranged at the top end of the sliding frame 13 and are distributed along the length direction of the sliding frame 13, and the sliding direction of the sliding blocks 111 is identical to the length direction of the sliding frame 13.
The positioning assembly 1 further comprises two slide varistors 12, the two slide varistors 12 are in one-to-one correspondence with the slide blocks 111, the slide varistors 12 are located below the slide blocks 111 and fixedly connected with the sliding frame 13, the slide varistors 12 are electrically connected with the operating platform, the sliding sheets are fixedly connected with the bottom ends of the slide blocks 111, and the length direction of the slide varistors 12 is the same as the sliding direction of the slide blocks 111.
When the flange alignment device is used, the sliding block 111 is slid, the sliding block 111 drives the rotating block 112 and the sliding sheet of the sliding rheostat 12 to move, the change of the sliding sheet position of the sliding rheostat 12 changes the size of the resistor, and the change of the plane center point coordinate of the positioning column 11 is reflected into the operation table through the change of the resistor of the sliding rheostat 12, so that an operator can conveniently obtain the plane center point coordinate of the positioning column 11 after sliding by means of the operation table, and the flange alignment efficiency is improved; when the rotating block 112 is abutted with the flange, the flange is rotated, and the rotating block 112 rotates along with the flange, so that the flange can rotate under the condition of being abutted with the positioning column 11.
Referring to fig. 3 and 4, the clamping assembly 2 is located at one side of the length direction of the carriage 13, and the clamping assembly 2 includes a clamping portion 21, a clutch portion 22 and a rotating portion 23, wherein the clamping portion 21 includes a clamping plate 211 horizontally disposed, a plurality of chucks 212 slidably disposed on the top surface of the clamping plate 211, and a driving plate 213 disposed on the bottom surface of the clamping plate 211 and connected to the plurality of chucks 212 through planar threads.
The clamping plate 211 is in a circular plate shape, the clamping heads 212 are in rectangular block shapes and are vertically arranged, the clamping heads 212 are uniformly distributed around the axial direction of the clamping plate 211, the sliding direction is the diameter direction of the clamping plate 211, the width direction of the clamping heads 212 is the same as the diameter direction of the clamping plate 211, and the bottom ends of the clamping heads 212 penetrate out of the bottom ends of the clamping plate 211. The driving plate 213 is in a circular plate shape and is coaxially arranged with the clamping plate 211, and the driving plate 213 is rotatably connected with the clamping plate 211.
When the flange clamping device is used, the driving disc 213 is rotated, the driving disc 213 synchronously drives the plurality of chucks 212 to slide in a direction away from or close to the circle center of the clamping plate 211 through the plane threads, and when the plurality of chucks 212 synchronously slide in a direction away from the circle center of the clamping plate 211, clamping force can be provided for the inside of the flange, so that the flange is convenient to clamp, and the abutting positioning of the flange and the positioning column 11 is not easy to influence.
Referring to fig. 4, the clutch part 22 includes a clutch block 221 penetrating the driving plate 213 and a fastening block 222 facing the clutch block 221 and slidably penetrating the driving plate 213, wherein the clutch block 221 has a circular column shape and is coaxially disposed with the driving plate 213, and the clutch block 221 is rotatably connected with the driving plate 213; the fastening blocks 222 are rectangular blocks, a plurality of fastening blocks are uniformly distributed around the axis direction of the clutch blocks 221, one side, close to the clutch blocks 221, of each fastening block 222 is an arc surface matched with each clutch block 221, and the sliding direction of each fastening block 222 is the diameter direction of the driving disc 213.
Clamping blocks 2211 corresponding to the fastening blocks 222 one by one are integrally connected to the side walls of the clutch blocks 221, the clamping blocks 2211 are in spherical blocks, clamping grooves 2221 used for clamping the clamping blocks 2211 are formed in one side, close to the clutch blocks 221, of the fastening blocks 222, and the clamping grooves 2221 are matched with the clamping blocks 2211. An elastic piece 2222 for driving the clamping groove 2221 to be clamped with the clamping block 2211 is fixedly arranged between one side, far away from the clamping groove 2221, of the fastening block 222 and the driving disc 213, and the elastic piece 2222 can be an elastic rubber block or a spring, and in the application, the elastic piece 2222 is preferably an elastic rubber block. The contact surface of the driving plate 213 and the clutch block 221 is provided with a slideway 2133 which is matched with and corresponds to the clamping block 2211.
Referring to fig. 4 and 5, the bottom surface of the driving plate 213 is provided with clutch grooves 2131 corresponding to the fastening blocks 222 one by one, the clutch grooves 2131 are rectangular, and the middle portion is bent by 90 °, and the length direction of the portion of the clutch groove 2131 close to the fastening block 222 is the same as the diameter direction of the driving plate 213.
The bottom of the fastening block 222 is hinged with a long rod-shaped clutch rod 223, the clutch rod 223 is horizontally arranged, one end far away from the fastening block 222 is integrally connected with a clamping block 2231, and the clamping block 2231 is in a circular column shape and is arranged in the clutch groove 2131 in a sliding manner.
Referring to fig. 5, an abdication groove 2132 which is communicated with the outside of the bending part of the clutch groove 2131 is formed in the outside of the bending part of the clutch groove 2131, the abdication groove 2132 is rectangular, the center line coincides with the center line of the bending included angle of the clutch groove 2131, an adjusting plate 224 is slidably arranged at the communication part of the abdication groove 2132 and the clutch groove 2131, the adjusting plate 224 is rectangular plate-shaped and is adapted to the abdication groove 2132, the plate surface of the adjusting plate 224 is abutted with the inner side wall of the bending part of the clutch groove 2131, a plurality of adjusting springs 2241 are fixedly arranged between the adjusting plate 224 and the side wall of the abdication groove 2132, and the adjusting springs 2241 are used for driving the adjusting plate 224 to be abutted with the inner side wall of the bending part of the clutch groove 2131.
When the clutch block 221 is used, the driving disc 213 is driven to rotate through the clamping blocks 2211 and the clamping grooves 2221, when the clamping force of the driving disc 213 for driving the plurality of chucks 212 to the flange reaches a set value, the clamping blocks 2211 are separated from the clamping grooves 2221, the fastening blocks 222 are pushed to compress the elastic pieces 2222, the clamping blocks 2211 slide in the slide ways 2133, so that the clutch block 221 is difficult to drive the driving disc 213, and therefore, the phenomenon of extrusion deformation or crushing is difficult to occur between the chucks 212 and the flange; when the clamping block 2211 pushes the fastening block 222 to slide, the fastening block 222 pushes the clutch rod 223 to slide, the clutch rod 223 pushes the clamping block 2231 to slide in the clutch groove 2131, the clamping block 2231 pushes the adjusting plate 224 to slide, and the adjusting spring 2241 is compressed, under the elastic force of the adjusting spring 2241, the clamping block 2231 slides into the bending part of the clutch groove 2131 away from the fastening block 222, so that the clutch rod 223 can pull the fastening block 222 to maintain the state of the compression elastic piece 2222 through the limit of the adjusting plate 224 and the clamping of the clutch groove 2131, and the separation state of the clutch block 221 and the driving disc 213 is easy to maintain.
Referring to fig. 3 and 6, the auxiliary alignment device further includes a driving assembly 3, the driving assembly 3 includes a sliding plate 31 horizontally disposed, a first driving portion 32 for driving the clamping assembly 2, and a second driving portion 33 for driving the two positioning columns 11, the sliding plate 31 is rectangular plate-shaped and is located below the clamping plate 211, the sliding plate 31 is slidably connected with the workbench, and a sliding direction is perpendicular to a length direction of the carriage 13.
Referring to fig. 6, the rotating portion 23 is disposed on the sliding plate 31, the rotating portion 23 includes a rotating ring 231 rotatably connected to the top surface of the sliding plate 31 and a lock rod 232 for driving the rotating ring 231 to rotate and fixing the rotating ring 231, the rotating ring 231 is circular and is coaxially disposed with the clamping plate 211, a plurality of connecting rods 2311 are fixedly connected between the rotating ring 231 and the clamping plate 211, and the plurality of connecting rods 2311 are vertically disposed and uniformly disposed around the axis direction of the rotating ring 231.
An annular rotation gear 2312 is coaxially provided above the rotation ring 231, and the rotation gear 2312 is fixedly connected to the rotation ring 231. The lock rod 232 is in a round rod shape and is vertically arranged, the lock rod 232 is positioned between the rotating ring 231 and the sliding plate 31 and is connected with the sliding plate 31 through a cylindrical sleeve pair, a driving gear 2321 is coaxially and fixedly connected to the top end of the lock rod 232, and the driving gear 2321 is used for being meshed with the rotating gear 2312. A lock hole 2313 for inserting the lock rod 232 is formed between the rotating ring 231 and the sliding plate 31, and the lock hole 2313 is located right below the lock rod 232 and is matched with the lock rod 232. A handle 2322 is fixedly connected to the top of the locking bar 232.
When in use, when the lock rod 232 is inserted into the lock hole 2313, the lock rod 232 makes the rotation between the rotating ring 231 and the sliding plate 31 difficult, so that the flange is easy to keep in a fixed stable state without rotation; when the flange needs to be rotated, the lock rod 232 is pulled out from the lock hole 2313, the driving gear 2321 on the lock rod 232 is meshed with the rotating gear 2312 on the rotating ring 231, the handle 2322 is rotated, the handle 2322 drives the lock rod 232 to rotate, the lock rod 232 drives the driving gear 2321 to rotate, the driving gear 2321 drives the rotating gear 2312 to rotate, the rotating gear 2312 drives the clamping plate 211 to rotate through the rotating ring 231 and the connecting rod 2311, and the clamping plate 211 drives the flange to rotate, so that the flange is easy to rotate.
Referring to fig. 4 and 6, the first driving part 32 includes a double-ended motor 321 fixedly provided on the slide plate 31 and coaxially provided with the clutch block 221, a worm 322 fixedly connected coaxially with an output shaft of a lower end of the double-ended motor 321, a worm wheel 323 engaged with the worm 322, and a screw 324 coaxially penetrating the worm wheel 323 and threadedly connected with the worm wheel 323.
An output shaft at the top end of the double-headed motor 321 is fixedly connected with the bottom end of the clutch block 221, and the output shaft at the bottom end is arranged on the sliding plate 31 in a penetrating manner. The worm 322 and the worm wheel 323 are covered with a rectangular connecting box 325, and the connecting box 325 is rotationally connected with both ends of the worm 322 and the worm wheel 323 in the axial direction. The axial direction of the screw 324 is perpendicular to the longitudinal direction of the carriage 13, and both ends in the axial direction are fixedly connected to the table.
Referring to fig. 3, the second driving portion 33 includes a driving rod 331 fixedly connected to a side of the sliding plate 31 near the positioning column 11, and two connecting rods 332 hinged to one end of the driving rod 331 far away from the sliding plate 31, wherein the driving rod 331 and the connecting rods 332 are long rod-shaped, the length direction of the driving rod 331 is the same as the sliding direction of the sliding plate 31, one ends of the two connecting rods 332 far away from the driving rod 331 are respectively hinged to one ends of the two sliding blocks 111 far away from the rotating block 112, the two connecting rods 332 are located between the two positioning columns 11, and the two connecting rods 332 are located on one side of the positioning column 11 far away from the sliding plate 31.
When the flange clamping and positioning device is used, the double-ended motor 321 is started, the output shaft at the top end of the double-ended motor 321 drives the clutch block 221 to rotate, the output shaft at the bottom end of the double-ended motor 321 drives the worm 322 to rotate, the worm 322 drives the worm wheel 323 to rotate, the worm wheel 323 moves along the axis direction of the lead screw 324 through threaded connection with the lead screw 324 in the rotating process, the worm 322 and the worm wheel 323 drive the double-ended motor 321 to slide under the connection effect of the connection box 325, the double-ended motor 321 drives the slide plate 31 to slide, so that the double-ended motor 321 can drive the slide plate 31 to slide while driving the clutch block 221, and further the flange clamping and positioning efficiency is improved; the slide plate 31 drives the driving rod 331 to slide when sliding, the driving rod 331 pushes the two connecting rods 332 to rotate, the two connecting rods 332 push the two sliding blocks 111 to slide, the positions of the two positioning columns 11 can be adjusted along with the slide plate 31, and then the distance between the two positioning columns 11 can be matched with the diameter of the flange.
The implementation principle of the rapid alignment process for the wind power flange of the numerically-controlled drilling machine is as follows: when the flange is found, the flange is placed on the clamping plate 211, the double-headed motor 321 is started, the output shaft at the top end of the double-headed motor 321 drives the clutch block 221 to rotate, the clutch block 221 drives the driving disc 213 to rotate through the clamping block 2211 and the clamping groove 2221, the driving disc 213 drives the chuck 212 to clamp the flange, the output shaft at the bottom end of the double-headed motor 321 drives the worm 322 to rotate, the worm 322 drives the worm wheel 323 to rotate, the worm wheel 323 moves relative to the lead screw 324, under the connecting action of the connecting box 325, the double-headed motor 321 drives the sliding plate 31 to slide, so that the clamping of the flange and the abutting positioning of the positioning column 11 can be synchronously performed, and under the speed reduction transmission of the worm 322 and the worm wheel 323, the flange is easy to have enough time to clamp in the moving process.
When the clamping force of the chuck 212 to the flange reaches the set value, the clutch block 221 drives the clamping block 2211 to disengage from the clamping groove 2221, and pushes the fastening block 222 to slide, the fastening block 222 pushes the clutch rod 223 to slide, and under the action of the adjusting plate 224, the clamping block 2231 of the clutch rod 223 is clamped into the position of the clutch groove 2131 far away from the fastening block 222, so that the fastening block 222 maintains the pressed state, and the clutch block 221 is difficult to drive the driving disc 213, so that the phenomenon of extrusion deformation or crushing is difficult to occur between the chuck 212 and the flange.
The slide plate 31 pushes the connecting rod 332 to rotate through the driving rod 331 in the sliding process, the connecting rod 332 pushes the sliding block 111 to slide, the sliding block 111 drives the sliding sheet of the sliding rheostat 12 to slide, meanwhile, the coordinates of the two positioning columns 11 are changed according to the position of the sliding sheet of the sliding rheostat 12 until the edge of the flange is abutted to the two positioning columns 11, the positioning of the flange is realized, the plane center point coordinates of the flange are calculated according to the coordinate system calculation and the Pythagorean theorem and combined with a calculation formula, then the lock rod 232 is pulled out of the lock hole 2313, so that the driving gear 2321 is meshed with the rotating gear 2312, the lock rod 232 is rotated through the handle 2322, the rotating gear 2312 is driven by the driving gear 2321 to rotate, the rotating gear 2312 drives the rotating ring 231 to rotate, the clamping plate 211 drives the flange to rotate, the rotating block 112 follows the flange to rotate, and positions different edges of the flange, so that the average value of the plane center point coordinates of the flange is calculated, the alignment of the flange is convenient and quick, the alignment of the flange center is improved, and the labor intensity is reduced.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. A rapid alignment process for a wind power flange of a numerical control drilling machine is characterized by comprising the following steps of:
the auxiliary alignment device is arranged on a workbench, wherein the auxiliary alignment device comprises a positioning assembly (1) and a clamping assembly (2), the clamping assembly (2) is used for fixing a flange, and the positioning assembly (1) comprises two circular positioning columns (11);
calculating the average value of the plane circle center point coordinates (X, Y) of the flange by the outer diameter of the two positioning columns (11), the outer diameter of the flange and the plane circle center point coordinates of the two positioning columns (11) when in different circumscribed butting, so as to realize the centering of the flange circle center;
c=a+b；
d=(Y α -Y β )/2；
e 2 =c 2 -d 2 ；
Xn=X α +e；
Yn=Y α -d；
X=(X1+X2+X3....+Xn）/n；
Y=(Y1+Y2+Y3....+Yn）/n；
wherein a is the radius of the outer diameter of the flange;
b is the radius of the outer diameter of the positioning column (11);
X α 、Y α is the plane center point coordinate of the positioning column (11);
X β 、Y β the coordinates of the center point of the plane of the other positioning column (11);
xn and Yn are the center coordinates of the flange when the different circumscribed abutting positions are n times;
the positioning columns (11) comprise sliding blocks (111) which are in sliding connection with the workbench and rotating blocks (112) which are rotatably connected to the sliding blocks (111), the sliding direction of the sliding blocks (111) is the direction in which the two positioning columns (11) are close to each other or far away from each other, and the side walls of the rotating blocks (112) are used for being abutted against the edges of the flanges;
the sliding block (111) is connected with a sliding rheostat (12), the sliding rheostat (12) is fixedly connected with the workbench, the sliding sheet is fixedly connected with the sliding block (111), and the sliding rheostat (12) is electrically connected with the workbench.
2. The rapid alignment process for the wind power flange of the numerically-controlled drilling machine according to claim 1 is characterized in that: clamping subassembly (2) are including clamping portion (21), clamping portion (21) are including dress splint (211) with workstation sliding connection, slip setting be in a plurality of chucks (212) on dress splint (211) and with a plurality of chuck (212) samely plane threaded connection's driving disk (213), chuck (212) are along keeping away from or be close to the direction slip at clamping splint (211) center, be provided with driving assembly (3) on the workstation, driving assembly (3) are used for the drive driving disk (213) rotate and drive clamping splint (211) are towards being close to two the direction slip of reference column (11).
3. The rapid alignment process for the wind power flange of the numerically-controlled drilling machine according to claim 2 is characterized in that: the clutch device is characterized in that a clutch part (22) is arranged on the clamping plate (211), the clutch part (22) comprises a circular clutch block (221) penetrating through the clamping plate (211), a fastening block (222) right opposite to the clutch block (221) and penetrating through the clamping plate (211) in a sliding mode, a spherical clamping block (2211) is fixedly connected to one side, close to the fastening block (222), of the clutch block (221), a clamping groove (2221) for clamping the clamping block (2211) is formed in one side, close to the clutch block (221), of the fastening block (222), an elastic piece (2222) for driving the clamping groove (2221) to be clamped with the clamping block (2211) is fixedly arranged between one side, far away from the clamping groove (2221), of the fastening block (222), and the clutch block (221) is connected with the driving assembly (3).
4. The rapid alignment process for the wind power flange of the numerically-controlled drilling machine according to claim 3, wherein the rapid alignment process comprises the following steps of: the clutch device is characterized in that a clutch groove (2131) for fixing the sliding state of the fastening block (222) is formed in the driving plate (213), the middle of the clutch groove (2131) is bent, a clutch rod (223) is hinged to the fastening block (222), one end of the clutch rod (223) away from the fastening block (222) is fixedly connected with a clamping block (2231), the clamping block (2231) is slidably arranged in the clutch groove (2131) and slides along the extending direction of the clutch groove (2131), a yielding groove (2132) communicated with the clutch groove (2131) is formed in the outer side of the bending part of the clutch groove (2131), an adjusting plate (224) is arranged at the communicating part of the yielding groove (2132) and the clutch groove (2131), the plate surface of the adjusting plate (224) is abutted to the inner side wall of the bending part of the clutch groove (2131), and the adjusting plate (224) is fixedly connected with the inner side wall of the yielding groove (2132) in a driving mode, and the adjusting plate (224) is abutted to the inner side wall of the adjusting plate (224).
5. The rapid alignment process for the wind power flange of the numerically-controlled drilling machine according to claim 3, wherein the rapid alignment process comprises the following steps of: the driving assembly (3) comprises a sliding plate (31) located between the clamping plate (211) and the workbench, the sliding plate (31) is in sliding connection with the workbench, the sliding direction is perpendicular to the two connecting lines of the positioning columns (11), a first driving part (32) is connected to the sliding plate (31), the first driving part (32) comprises a double-headed motor (321) fixedly arranged on the sliding plate (31), a worm (322) fixedly connected with one output shaft of the double-headed motor (321), a worm wheel (323) meshed with the worm wheel (322) and a screw (324) coaxially penetrating through the worm wheel (323) and in threaded connection with the worm wheel (323), the other output shaft of the double-headed motor (321) is fixedly connected with the clutch block (221) in a coaxial mode, a connecting box (325) is covered on the worm wheel (322) in a common mode, the worm wheel (323) is rotationally connected with the connecting box (325), and the worm wheel (324) is fixedly connected with the workbench.
6. The rapid alignment process for the wind power flange of the numerically-controlled drilling machine according to claim 5 is characterized in that: one side fixedly connected with actuating lever (331) that slide (31) are close to reference column (11), actuating lever (331) are kept away from one end of slide (31) articulates there are two connecting rods (332), two connecting rods (332) are kept away from one end of actuating lever (331) respectively with two reference column (11) are articulated, two connecting rods (332) are the contained angle, and all are located reference column (11) are kept away from one side of slide (31).
7. The rapid alignment process for the wind power flange of the numerically-controlled drilling machine according to claim 5 is characterized in that: the rotary ring (231) coaxial with the driving disc (213) is rotationally arranged on the sliding plate (31), a connecting rod (2311) is fixedly connected between the rotary ring (231) and the clamping plate (211), a rotary gear (2312) is coaxially and fixedly connected with the rotary ring (231), a lock rod (232) is connected on the sliding plate (31) through a cylindrical sleeve pair, and a driving gear (2321) meshed with the rotary gear (2312) is coaxially and fixedly connected on the lock rod (232).
8. The rapid alignment process for the wind power flange of the numerically-controlled drilling machine, according to claim 7, is characterized in that: a lock hole (2313) for inserting the lock rod (232) is formed between the rotating ring (231) and the sliding plate (31).
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| CN117548712B (en) * | 2024-01-11 | 2024-03-29 | 山西金石锻造股份有限公司 | Porous special-shaped flange processing device and application method thereof |
| CN117921411B (en) * | 2024-03-23 | 2024-05-31 | 山西宝航重工有限公司 | Frock clamp is used in hole in wind-powered electricity generation flange interior circle surface drilling diplopore |
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