CN216264533U

CN216264533U - Equipment for drilling and tapping motor base lug

Info

Publication number: CN216264533U
Application number: CN202122718883.8U
Authority: CN
Inventors: 包银江
Original assignee: Jiangsu Gaoke Motor Co ltd
Current assignee: Jiangsu Gaoke Motor Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-12
Anticipated expiration: 2031-11-08

Abstract

The application relates to the field of motor production equipment, and discloses equipment for drilling and tapping a motor base lug, which comprises a workbench, wherein a drilling device and a tapping device are sequentially arranged on the workbench, the drilling device comprises two spaced drilling mechanisms, the tapping device comprises two spaced tapping mechanisms, a gap between the two tapping mechanisms is communicated with a gap between the two drilling mechanisms, and a sliding channel is formed; the inside slip passageway slides and sets up the fixture that is used for centre gripping motor frame, and fixture slides along slip passageway length direction. This application has the effect that promotes motor frame lug drilling, tapping efficiency.

Description

Equipment for drilling and tapping motor base lug

Technical Field

The application relates to the field of motor production equipment, in particular to equipment for drilling and tapping a motor base lug.

Background

The motor base is mainly used for mechanically supporting the stator core and the winding and is used for fixing the end cover or the end shield. In order to facilitate the connection between the motor base and the end cover, the lug is arranged on the motor base, the end cover on the motor is connected with the motor base lug through a bolt, drilling and tapping are required to be performed on the motor base lug in advance, and then the bolt penetrates through the end cover to be connected with a screw hole in the lug.

When drilling motor frame lug at present, generally utilize anchor clamps to carry out the clamping location to the motor frame, then drill and tap on motor frame lug.

In the process of implementing the present application, the inventors found that the following problems exist in the technology: the screw quantity on the motor frame lug is more, need carry out drilling many times and tapping, leads to the efficiency of drilling, tapping to the motor frame lug lower.

SUMMERY OF THE UTILITY MODEL

In order to promote the efficiency of holing, tapping to motor frame lug, this application provides an equipment that is used for motor frame lug to bore, tap.

The application provides a pair of equipment that is used for drilling of motor frame lug, tapping adopts following technical scheme:

a drilling and tapping device for a motor base lug comprises a workbench, wherein a drilling device and a tapping device are sequentially arranged on the workbench, the drilling device comprises two spaced drilling mechanisms, the tapping device comprises two spaced tapping mechanisms, and a gap between the two tapping mechanisms is communicated with a gap between the two drilling mechanisms to form a sliding channel; the inside fixture that slides and set up and be used for centre gripping motor frame of passageway slides, fixture follows the passageway length direction that slides, fixture includes base, the fixed locating plate that sets up on the base, slides and sets up the grip block and the gliding centre gripping cylinder of drive grip block in locating plate one side, the locating plate is followed the vertical setting of passageway length direction that slides is in on the base, the centre gripping cylinder is fixed to be set up on the locating plate, the piston rod of centre gripping cylinder with grip block fixed connection, the piston rod of centre gripping cylinder is followed the passageway width direction that slides moves.

Through adopting above-mentioned technical scheme, place the motor frame that will need drilling between locating plate and grip block, it slides to utilize centre gripping cylinder to drive the grip block, thereby carry out the centre gripping location to the motor frame, then utilize two drilling mechanisms to drill to the motor frame lug simultaneously, once accomplish all drilling work, the base drives the motor frame and slides to between two tapping mechanism after the drilling is accomplished, carry out the tapping operation to the hole after processing again, thereby the completion is drilled the motor frame lug, the operation of tapping, and promote drilling, the operating efficiency of tapping.

Optionally, the positioning plate and the clamping plate both cover the opening at the end of the motor base, positioning disks are arranged on one sides of the positioning plate and the clamping plate close to each other, positioning convex disks are arranged on one sides of the positioning disks close to each other, the positioning convex disks are used for being matched with the opening at the end of the motor base in an inserting manner, and drilling through grooves for the drill bit to pass through are formed in the positioning plate and the clamping plate.

Through adopting above-mentioned technical scheme, utilize the opening grafting cooperation of location flange and motor frame tip, after locating plate and grip block carried out the centre gripping to the motor frame, not only played the effect of accurate location to the motor frame, played spacing effect to the motor frame simultaneously, made the difficult fixture that breaks away from of motor frame, help promoting the stability of follow-up drilling and tapping.

Optionally, the edge of location disc sets up the stopper, the stopper extends to the location flange is outside, the stopper is used for conflicting the lug spacing.

Through adopting above-mentioned technical scheme, when installing motor frame to fixture on, support the back with motor frame lug and stopper, carry out the centre gripping to the motor frame again, make the position of motor frame lug drilling corresponding with the position of drill bit, help promoting the precision of drilling.

Optionally, drilling mechanism is including sliding the setting and is in drive box on the workstation, set up at the inside a plurality of sleeves of drive box, rotate and set up drill bit and the drive bit pivoted driving motor in the sleeve inside, the sleeve perpendicular to the locating plate sets up, the sleeve is close to the one end of locating plate extends the drive box, and is a plurality of the sleeve is along treating drilling motor frame circumferencial direction setting, the drill bit extends the sleeve is close to fixture's one end, driving motor is fixed to be set up on the drive box.

Through adopting above-mentioned technical scheme, with motor frame centre gripping location back, two drilling mechanism synchronous working, the drive box is to the direction motion of being close to the motor frame, and driving motor drives the drill bit simultaneously and rotates, drills to motor frame lug, once can accomplish the processing of all hole sites, promotes the efficiency of drilling.

Optionally, the sleeves are arranged inside the driving box in a floating manner, waist holes with the same number as the sleeves are formed in the side wall, close to the positioning plate, of the driving box, and the single waist hole is arranged along the radial direction of the motor base to be drilled; the driving box is close to one side of locating plate is rotated and is set up the regulation disc, the regulation disc with treat the coaxial setting of drilling motor frame, set up a plurality of regulation arcs along self circumferencial direction on the regulation disc, adjust the arc both ends with adjust the distance between the disc axis inconsistent, singly adjust the arc and singly waist hole intercommunication, the sleeve passes in proper order the waist hole with adjust the arc, when adjusting the disc and rotating, the sleeve is in the inside slip of waist hole.

Through adopting above-mentioned technical scheme, utilize the waist hole and the cooperation of adjusting the arc wall, when adjusting the disc and rotate, force the sleeve and slide in waist downthehole portion, make three sleeve be close to simultaneously or keep away from the axis position of adjusting the disc, the motor frame drilling operation of adaptable different diameters promotes equipment's suitability.

Optionally, a plurality of limiting arc grooves are formed in the edge of the adjusting disc along the circumferential direction of the adjusting disc, a limiting bolt is arranged inside each limiting arc groove in a penetrating mode, the limiting bolts are in threaded connection with the side wall of the driving box, one of the limiting arc grooves is arranged on one side of the adjusting disc along the circumferential direction of the adjusting disc, a plurality of inserting holes are formed in one of the inserting holes, and a positioning pin penetrates through the inserting holes to be matched with the side wall of the driving box in an inserting mode.

By adopting the technical scheme, in the rotating process of the adjusting disc, the limiting arc groove and the limiting bolt are matched to guide and limit the adjusting disc, so that the adjusting disc rotates around the axis of the adjusting disc, the position adjusting precision of the sleeve is improved, and the adjusting disc is positioned by using the positioning pin after the position of the adjusting disc is determined.

Optionally, the drive case is close to one side of locating plate sets up the touch panel, the touch panel with locating plate parallel arrangement, set up a plurality of guiding holes that supply the drill bit to pass on the touch panel, the touch panel is close to a plurality of guide posts of one side fixedly connected with of drive case, the guide post perpendicular to the touch panel sets up, the guide post slides and wears to establish the drive case lateral wall, every the guide post outside all is equipped with the spring, the one end of spring with drive case fixed connection, the other end with touch panel fixed connection.

Through adopting above-mentioned technical scheme, when drive box slided towards fixture, the conflict board was at first contradicted with fixture, and two conflict boards press from both sides tight location to the drive box, and then the drive box continues to remove to fixture, and the in-process guide post that removes at the drive box leads it and spacing, makes the drill bit pass the guiding hole and aims at the processing position accurately to promote drilling's stability.

Optionally, a plurality of groups of guide holes are arranged around the axis of the adjusting disk, and each group of guide holes are arranged along the radial direction of the adjusting disk.

Through adopting above-mentioned technical scheme, set up multiunit guiding hole, utilize a set of guiding hole to correspond a drill bit, a plurality of guiding holes can satisfy a plurality of drill chip positions of single drill bit in a set of.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the drilling machine comprises a positioning plate, a clamping plate, a motor base, a motor seat lug, a clamping cylinder, a motor seat, a motor seat support and a clamping plate, wherein the motor seat support is arranged between the positioning plate and the clamping plate;

2. the drilling mechanism is arranged, after the motor base is clamped and positioned, the two drilling mechanisms work synchronously, the driving box moves towards the direction close to the motor base, and meanwhile, the driving motor drives the drill bit to rotate to drill holes on the motor base lug, so that all hole positions can be machined at one time, and the drilling efficiency is improved;

3. set up the regulation disc, utilize the waist hole and the cooperation of adjusting the arc wall, when the regulation disc rotates, drive the sleeve and slide in waist downthehole portion, make three sleeve be close to simultaneously or keep away from the central point of adjusting the disc and put, the motor frame drilling operation of adaptable different diameters, lifting means's suitability.

Drawings

Fig. 1 is a schematic view of the entire mechanism of the embodiment of the present application.

Fig. 2 is a schematic structural diagram of a clamping mechanism embodied in the embodiment of the present application.

Fig. 3 is a schematic diagram showing a clamped state of the motor base in the embodiment of the present application.

Fig. 4 is a schematic view showing the structure of a drilling mechanism in the embodiment of the present application.

Fig. 5 is a schematic diagram showing a structure of matching the adjusting disk with the driving box in the embodiment of the application.

Fig. 6 is a schematic diagram showing an internal structure of a drive box in the embodiment of the present application.

Description of reference numerals:

01. a motor base; 02. a lug; 1. a work table; 11. a guide slider; 12. a slide rail; 13. a slipping cylinder; 14. a driving cylinder; 2. a drilling mechanism; 21. a drive box; 211. a waist hole; 212. a sliding groove; 213. a drive shaft; 214. a drive shaft; 22. a sleeve; 23. a drill bit; 24. a drive motor; 25. adjusting the disc; 251. adjusting the arc-shaped groove; 252. rotating the handle; 253. a limiting arc groove; 254. a limit bolt; 255. inserting holes; 256. positioning pins; 26. a touch plate; 261. a guide hole; 262. a guide post; 263. a spring; 3. a tapping mechanism; 4. a slipping channel; 5. a clamping mechanism; 51. a base; 511. a chute; 52. positioning a plate; 521. positioning the disc; 522. positioning the convex disc; 523. a limiting block; 524. drilling a through groove; 53. a clamping plate; 54. a clamping cylinder; 55. a telescopic rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a device for drilling and tapping a motor base lug. Referring to fig. 1 and 2, an apparatus for drilling and tapping a motor base lug comprises a worktable 1, wherein a drilling device and a tapping device are sequentially arranged on the worktable 1 along the width direction of the worktable 1, the drilling device comprises two drilling mechanisms 2, and the two drilling mechanisms 2 are arranged at intervals. The tapping device comprises two tapping mechanisms 3, the two tapping mechanisms 3 are arranged at intervals, and a gap between the two tapping mechanisms 3 is communicated with a gap between the two drilling mechanisms 2 to form a sliding channel 4. A clamping mechanism 5 is arranged in the sliding channel 4 in a sliding mode, and the clamping mechanism 5 slides along the length direction of the sliding channel 4.

Referring to fig. 1 and 3, the motor base 01 to be processed is clamped and positioned by the clamping mechanism 5, then the motor base 01 is drilled by the two drilling mechanisms 2, the clamping mechanism 5 slides to a position between the two tapping mechanisms 3 after drilling is completed, and the tapping mechanism 3 taps the hole position.

Referring to fig. 2 and 3, each clamping mechanism 5 includes a base 51, a positioning plate 52, a clamping plate 53 and a clamping cylinder 54, a guide slider 11 is fixedly disposed inside the sliding channel 4 along the length direction of the sliding channel 4, the guide slider 11 is fixedly connected with the working table 1, and two guide sliders 11 are disposed in parallel. The base 51 is positioned on the guide sliding block 11, the bottom of the base 51 is provided with two sliding grooves 511 along the length direction of the sliding channel 4, and the single guide sliding block 11 is in sliding fit with the single sliding groove 511. A sliding cylinder 13 is arranged between the two guide sliding blocks 11, the sliding cylinder 13 is fixedly arranged on the workbench 1, a piston rod of the sliding cylinder 13 is fixedly connected with the base 51, and the piston rod of the sliding cylinder 13 moves along the length direction of the sliding channel 4. When the sliding cylinder 13 works, the base 51 is driven to slide along the length direction of the sliding channel 4.

Referring to fig. 2 and 3, the positioning plate 52 is vertically disposed on the base 51 and fixedly connected to the base 51, the positioning plate 52 is disposed along the length direction of the sliding channel 4, the clamping plate 53 is disposed on one side of the positioning plate 52 in parallel, the clamping plate 53 is in sliding fit with the base 51, the clamping cylinder 54 is fixedly disposed on the positioning plate 52, the piston rod of the clamping cylinder 54 is fixedly connected to the clamping plate 53, and the piston rod of the clamping cylinder 54 moves along the width direction of the sliding channel 4. The clamping cylinder 54 operates to slide the clamping plate 53 toward and away from the positioning plate 52. A plurality of telescopic rods 55 are horizontally disposed between the positioning plate 52 and the clamping plate 53, for example, three telescopic rods 55 are provided in this embodiment, one end of each telescopic rod 55 is fixedly connected to the positioning plate 52, and the other end is fixedly connected to the clamping plate 53.

Referring to fig. 2 and 3, the positioning plate 52 and the clamping plate 53 have the same shape and size, the positioning plate 52 covers the opening at the end of the motor base 01, drilling through grooves 524 for the drill 23 to pass through are formed in the positioning plate 52 and the clamping plate 53, the number of the drilling through grooves 524 is the same as that of the lugs 02, and three are taken as an example in this embodiment. The positioning disks 521 can be detachably arranged on the mutually close sides of the positioning plate 52 and the clamping plate 53, the detachable connection mode is bolt connection, the positioning convex disks 522 are integrally formed on the mutually close sides of the two positioning disks 521, and the diameter of each positioning convex disk 522 is smaller than that of each positioning disk 521. When the motor base 01 is clamped, the motor base 01 is firstly sleeved outside the positioning convex disc 522 to position the motor base 01, and then the clamping cylinder 54 drives the clamping plate 53 to slide towards the direction close to the motor base 01 when working, so as to clamp the motor base 01.

Referring to fig. 2 and 3, in order to further position the drilling position, a limiting block 523 is fixedly connected to a positioning disk 521 connected to the positioning plate 52, the limiting block 523 is located on the outer peripheral surface of the positioning disk 521, the limiting block 523 extends to the outside of the positioning disk 522, and after the motor base 01 is sleeved on the outside of the positioning disk 522, the lug 02 abuts against the limiting block 523, so that the drilling position is conveniently positioned.

Referring to fig. 2 and 4, each drilling mechanism 2 includes a driving box 21, a sleeve 22, a drill 23 and a driving motor 24, the driving box 21 is disposed on the workbench 1, two sliding rails 12 are disposed on the workbench 1 along the width direction of the sliding channel 4, the sliding rails 12 are disposed in parallel, the sliding rails 12 are fixedly connected with the workbench 1, a sliding groove 212 is formed in the bottom of the driving box 21, the two sliding grooves 212 are disposed in parallel, and the sliding rails 12 are in sliding fit with the sliding groove 212. A driving air cylinder 14 is fixedly arranged on the workbench 1, a piston rod of the driving air cylinder 14 is fixedly connected with a driving box 21, and the piston rod of the driving air cylinder 14 moves along the width direction of the sliding channel 4.

Referring to fig. 2 and 5, a plurality of waist holes 211 are formed in one side of the driving box 21 close to the sliding channel 4, three waist holes 211 are distributed around the axial direction of the positioning disk 521, each waist hole 211 is radially arranged along the positioning disk 521, one sleeve 22 is arranged inside each waist hole 211 in a penetrating manner, and the sleeve 22 is arranged perpendicular to the positioning disk 521. The adjusting disc 25 is rotatably arranged on one side, close to the sliding channel 4, of the driving box 21, the adjusting disc 25 and the positioning disc 521 are coaxially arranged, a plurality of adjusting arc-shaped grooves 251 are formed in the adjusting disc 25 in the axial direction of the adjusting disc, three adjusting arc-shaped grooves are taken as an example in the embodiment, the distances between the two ends of each adjusting arc-shaped groove 251 and the axis of the adjusting disc 25 are inconsistent, each adjusting arc-shaped groove 251 is communicated with one waist hole 211, and the sleeve 22 penetrates through the adjusting arc-shaped grooves 251.

Referring to fig. 5, a rotating handle 252 is fixedly provided on the adjusting disk 25, and when the rotating handle 252 is used to rotate the adjusting disk 25, the sleeves 22 slide in the waist holes 211, so that the distances between the three sleeves 22 and the axis of the adjusting disk 25 are synchronously enlarged or reduced.

Referring to fig. 5, in order to guide and limit the rotation process of the adjusting disk 25, a plurality of limiting arc grooves 253 are formed in the edge of the adjusting disk 25 along the circumferential direction of the edge, the circle center of each limiting arc groove 253 coincides with the axis of the adjusting disk 25, a limiting bolt 254 is arranged inside each limiting arc groove 253 in a penetrating manner, and the limiting bolt 254 is in threaded connection with the side wall of the driving box 21. When the adjusting disk 25 rotates, the limiting arc groove 253 is matched with the limiting bolt 254 to limit and guide the adjusting disk 25.

Referring to fig. 5, a plurality of insertion holes 255 are formed in one side of the limiting arc groove 253 close to the driving box 21 along the circumferential direction of the adjusting disk 25, four holes are taken as an example in the present embodiment, a positioning pin 256 penetrates through the insertion holes 255, the positioning pin 256 penetrates through the insertion holes 255 to be in insertion fit with the side wall of the driving box 21, and the positioning pin 256 is used for limiting the position of the adjusting disk 25.

Referring to fig. 2 and 6, one bit 23 is rotatably disposed in each sleeve 22, and one end of the bit 23 adjacent to the sliding channel 4 extends out of the sleeve 22. The driving motor 24 is fixedly arranged at the top of the driving box 21, the driving shaft 213 is rotatably arranged in the driving box 21, one end of the driving shaft 213 is connected with the motor shaft of the driving motor 24 through a belt, the other end of the driving shaft is connected with a plurality of transmission shafts 214 through gears, the embodiment is three, the transmission shafts 214 and the driving shaft 213 are arranged in parallel, one end of each transmission shaft 214 far away from the driving shaft 213 is connected with the drill bit 23 through a flexible shaft or a universal transmission shaft, the embodiment is illustrated as a universal transmission shaft, when the driving motor 24 works, the three drill bits 23 are driven to rotate synchronously, and meanwhile, the position of the drill bit 23 can move along the radial direction of the transmission shafts 214.

Referring to fig. 2 and 4, in order to further promote the stability of drilling operation, all set up the conflict board 26 in one side that every drive case 21 is close to the passageway 4 that slides, the vertical setting of conflict board 26, the fixed a plurality of guide posts 262 that set up in one side that the conflict board 26 is close to drive case 21, the embodiment uses four as an example, guide post 262 perpendicular to conflict board 26 sets up, the one end that the conflict board 26 was kept away from to the guide post 262 slides and wears to establish drive case 21 lateral wall. A spring 263 is sleeved outside each guide column 262, one end of the spring 263 is fixedly connected with the driving box 21, and the other end is fixedly connected with the abutting plate 26.

Referring to fig. 4 and 5, a plurality of sets of guide holes 261 are further formed in the interference plate 26, in this embodiment, three sets are taken as an example, the three sets of guide holes 261 are distributed around the axis of the adjusting disk 25, and four guide holes 261 in each set are radially arranged along the adjusting disk 25, and correspond to four positions of each drill 23. When the driving box 21 slides towards the clamping mechanism 5, the contact plates 26 first contact with the clamping mechanism 5, the two contact plates 26 first clamp and position the driving box 21, and then the drill 23 passes through the corresponding guide hole 261 to be aligned with the machining position.

Referring to fig. 1, the tapping mechanism 3 is substantially identical to the drilling mechanism 2 mechanism except that the tapping mechanism 3 replaces a drill bit for drilling in the drilling mechanism 2 with a tap.

The implementation principle of the equipment for drilling and tapping the motor base lug in the embodiment of the application is as follows: one end of the motor base 01 to be drilled is sleeved outside the positioning convex disc 522, one lug 02 is abutted to the limiting block 523, and then the clamping cylinder 54 is used for driving the clamping plate 53 to slide, so that the clamping plate 53 clamps and positions the motor base 01. Then two drilling mechanisms 2 work simultaneously, and driving motor 24 drives drill bit 23 and rotates, drives actuating cylinder 14 simultaneously and drives drive box 21 and slide, and it is contradicted with fixture 5 until touch panel 26, and then drive box 21 continues to remove to fixture 5, utilizes drill bit 23 to drill hole to lug 02. After drilling, the clamping mechanism 5 slides to a position between the two tapping mechanisms 3, and then tapping operation is carried out on the machined hole.

When needing to carry out drilling and tapping operation to the motor frame 01 of different diameters, pull out locating pin 256, thereby the pulling rotates handle 252 and drives adjusting disc 25 and rotate, utilizes the cooperation of waist hole 211 with adjust arc wall 251, orders about sleeve 22 and slides in waist hole 211 is inside, makes three sleeve 22 be close to simultaneously or keep away from adjusting disc 25's central point and puts, and it can to insert locating pin 256 after confirming sleeve 22's position again.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes in the mechanism, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an equipment that is used for drilling of motor frame lug, tapping, includes workstation (1), its characterized in that: the drilling device and the tapping device are sequentially arranged on the workbench (1), the drilling device comprises two spaced drilling mechanisms (2), the tapping device comprises two spaced tapping mechanisms (3), a gap between the two tapping mechanisms (3) is communicated with a gap between the two drilling mechanisms (2), and a sliding channel (4) is formed;

inside slide setting of passageway of sliding (4) is used for fixture (5) of centre gripping motor frame (01), fixture (5) are followed slide passageway (4) length direction slides, fixture (5) include base (51), fixed locating plate (52), the slip setting on base (51) set up at locating plate (53) of locating plate (52) one side and drive grip block (53) gliding centre gripping cylinder (54), locating plate (52) are followed slide passageway (4) length direction is vertical to be set up on base (51), centre gripping cylinder (54) are fixed to be set up on locating plate (52), the piston rod of centre gripping cylinder (54) with grip block (53) fixed connection, the piston rod of centre gripping cylinder (54) is followed slide passageway (4) width direction motion.

2. The device for drilling and tapping the lug of the motor base as claimed in claim 1, wherein: locating plate (52) with grip block (53) all cover the opening of motor frame (01) tip, locating plate (52) with one side that grip block (53) are close to each other all is provided with location disc (521), two one side that location disc (521) are close to each other all is provided with location flange (522), location flange (522) are used for with the cooperation of pegging graft of the opening of motor frame (01) tip, locating plate (52) with all set up the drilling through groove (524) that supply drill bit (23) to pass on grip block (53).

3. The device for drilling and tapping the motor base lug as claimed in claim 2, wherein: the edge of the positioning disc (521) is provided with a limiting block (523), the limiting block (523) extends to the outside of the positioning convex disc (522), and the limiting block (523) is used for limiting collision of the lug (02).

4. The device for drilling and tapping the lug of the motor base as claimed in claim 1, wherein: drilling mechanism (2) are in including sliding setting drive case (21), a plurality of sleeves (22), the setting of setting in drive case (21) inside on workstation (1), rotate and set up drill bit (23) and drive drill bit (23) pivoted driving motor (24) inside sleeve (22), sleeve (22) perpendicular to locating plate (52) set up, sleeve (22) are close to the one end of locating plate (52) is extended drive case (21), a plurality of sleeve (22) are along treating drilling motor frame (01) circumferencial direction setting, drill bit (23) extend sleeve (22) are close to the one end of fixture (5), driving motor (24) are fixed to be set up on drive case (21).

5. The device for drilling and tapping the motor base lug as claimed in claim 4, wherein: the sleeves (22) are arranged in the driving box (21) in a floating mode, waist holes (211) with the number being consistent with that of the sleeves (22) are formed in the side wall, close to the positioning plate (52), of the driving box (21), and the single waist hole (211) is arranged along the radial direction of the motor base (01) to be drilled;

the utility model discloses a drilling machine, including the driving case (21), locating plate (52), regulation disc (25) and the coaxial setting of motor frame (01) of waiting to drill, a plurality of regulation arc wall (251) are seted up along self circumferencial direction on regulation disc (25), adjust arc wall (251) both ends with the distance between regulation disc (25) axis is inconsistent, single regulation arc wall (251) and single waist hole (211) intercommunication, sleeve (22) pass in proper order waist hole (211) with adjust arc wall (251), when regulation disc (25) rotate, sleeve (22) are in waist hole (211) inside slides.

6. The device for drilling and tapping the lug of the motor base as claimed in claim 5, wherein: a plurality of limiting arc grooves (253) are formed in the edge of the adjusting disc (25) along the circumferential direction of the adjusting disc, a limiting bolt (254) penetrates through the limiting arc grooves (253), the limiting bolt (254) is in threaded connection with the side wall of the driving box (21), one of the limiting arc grooves (253) is provided with a plurality of inserting holes (255) on one side along the circumferential direction of the adjusting disc (25), one of the inserting holes (255) is internally provided with a positioning pin (256), and the positioning pin (256) penetrates through the inserting holes (255) and is in inserting fit with the side wall of the driving box (21).

7. The device for drilling and tapping the lug of the motor base as claimed in claim 5, wherein: drive case (21) are close to one side of locating plate (52) sets up touch panel (26), touch panel (26) with locating plate (52) parallel arrangement, set up a plurality of guiding holes (261) that supply drill bit (23) to pass on touch panel (26), touch panel (26) are close to a plurality of guide posts (262) of one side fixedly connected with of drive case (21), guide post (262) perpendicular to touch panel (26) set up, guide post (262) slide and wear to establish drive case (21) lateral wall, every guide post (262) outside all is equipped with spring (263), the one end of spring (263) with drive case (21) fixed connection, the other end with touch panel (26) fixed connection.

8. The device for drilling and tapping the lug of the motor base as claimed in claim 7, wherein: a plurality of groups of guide holes (261) are arranged around the axis direction of the adjusting disc (25), and each group of guide holes (261) are arranged along the radial direction of the adjusting disc (25).