CN112059619A

CN112059619A - Full-automatic drilling and tapping combined machine tool of motor cylinder

Info

Publication number: CN112059619A
Application number: CN202010920651.8A
Authority: CN
Inventors: 胡君分
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2020-12-11

Abstract

The invention aims to provide a full-automatic drilling and tapping combined machine tool of a motor barrel. The device comprises a stock bin device, a transmission device, a positioning device, a material ejecting cylinder, a drilling device, a tapping device and a rack; the bin device comprises a motor I, a moving plate I, a ball screw pair I and a bin plate; the transmission device comprises a transmission cylinder, a transmission plate, a pressing plate and a pressing cylinder; the positioning device comprises a positioning sliding table cylinder, a positioning plate and a baffle plate; the drilling device comprises a second motor, a second ball screw pair, a second moving plate and a second multi-hole drilling mechanism; the tapping device comprises a third motor, a third ball screw pair, a third moving plate and a third multi-hole tapping mechanism; the material ejecting cylinder is fixedly connected on the rack and is right opposite to the motor barrel of the driving plate at the tapping position. The invention is used for installing the motor cylinder without aligning the position, even if burrs exist at the bottom foot of the motor cylinder sometimes, the motor cylinder can move, the combined machine tool can work normally, and the automation degree is high.

Description

Full-automatic drilling and tapping combined machine tool of motor cylinder

Technical Field

The invention relates to a drilling and tapping combined machine tool, in particular to a full-automatic drilling and tapping combined machine tool of a motor cylinder.

Background

The motor is a very common product, a motor cylinder is arranged on the motor, most of the motor cylinders adopted on a common single-phase asynchronous motor are shown in figure 1, a top surface 1, an inner hole 3 and a bottom foot 4 are arranged on the motor cylinder, and a screw hole 2 is arranged on the top surface 1 and used for fixedly mounting a junction box. The 2 modes of processing screw hole now have with the motor section of thick bamboo put on the porous drilling equipment and bore the hole, then in addition tapping on the tapping equipment, perhaps directly put into and bore and attack on the all-in-one and process, nevertheless still need the manual work to put into equipment processing with the motor section of thick bamboo, process that the manual work is taken out and put, so cycle work, this kind of processing mode efficiency is not high, degree of automation is low. Patent ZL2018100005164 a full-automatic combined machine tool of attacking that bores of motor section of thick bamboo is a lathe that designs for improving degree of automation specially, but need put into a groove with some motor section of thick bamboo that will process, wherein the footing of this groove spacing motor section of thick bamboo, the motor section of thick bamboo can only remove along this groove direction, just can directly process after the motor section of thick bamboo has gone out the groove, need not to relocate the motor section of thick bamboo again, because the motor section of thick bamboo has been fixed a position to the groove, there are several problems in this kind of combined machine tool: 1) because the bottom feet of the motor cylinder are limited by the grooves, the motor cylinder can only move along the direction of the grooves, and the grooves are in clearance fit with the bottom feet of the motor cylinder, so that the position of a person who places the motor cylinder into the grooves must be aligned, the person cannot place the motor cylinder into the grooves at will, and the labor force of the person is increased; 2) because clearance fit between the footing of groove and motor section of thick bamboo, there is the burr in footing department of motor section of thick bamboo sometimes, can cause the motor section of thick bamboo can't remove along the groove direction, and the combined machine tool can't normally work. In order to solve these problems, a completely new combined machine tool needs to be designed.

Disclosure of Invention

The invention aims to provide a full-automatic drilling and tapping combined machine tool for a motor cylinder, which does not need to align the position when the motor cylinder is placed, even if burrs exist at the bottom foot of the motor cylinder sometimes, the motor cylinder can move, the combined machine tool can normally work, and the automation degree is high.

The invention relates to a full-automatic drilling and tapping combined machine tool of a motor cylinder, which is realized as follows: the full-automatic drilling and tapping combined machine tool of the motor cylinder comprises a stock bin device, a transmission device, a positioning device, a material ejecting cylinder, a drilling device, a tapping device and a rack; the storage bin device comprises a motor I, a moving plate I, a ball screw pair I and a storage bin plate; the first motor is fixedly connected to the rack, and a shaft of the first motor is fixedly connected with the first ball screw in the first ball screw pair; a first ball screw in the first ball screw pair forms a rotating pair with the rack, and a first screw nut in the first ball screw pair is fixedly connected with a first moving plate; the first moving plate is arranged on the rack and forms a moving pair with the rack; the bin plate is fixedly connected to the rack, a first notch and a first groove are formed in the bin plate, the first groove is used for mounting a bottom foot of the discharge machine barrel, and a certain margin is formed in the bottom foot, which is mounted on the discharge machine barrel, of the first groove (the motor barrel can only move along the groove direction without limiting, the positions of the motor barrels can be different when the motor barrels are mounted, the larger the margin is, the easier the personnel can mount the discharge machine barrel, but the margin cannot be too large, the motor barrels mounted in different positions can be positioned at the back, and the margin is formed, so that the motor barrels can not be prevented from moving with high probability even if burrs are formed in the bottom foot position), and the first notch is located in the first groove; a pushing end is arranged on the first moving plate and is positioned in the first notch; the transmission device comprises a transmission cylinder, a transmission plate, a pressing plate and a pressing cylinder; the transmission cylinder is fixedly connected to the frame, and a moving rod of the transmission cylinder is fixedly connected with the transmission plate; the transmission plate is arranged on the frame and forms a moving pair with the frame; the pressing plate is arranged on the transmission plate and forms a moving pair with the transmission plate, and the pressing plate is positioned above the transmission plate; the pressing cylinder is fixedly connected to the pressing plate, a moving rod of the pressing cylinder is fixedly connected with the transmission plate, and when the pressing cylinder acts, a body of the pressing cylinder moves; the positioning device comprises a positioning sliding table cylinder, a positioning plate and a baffle plate; the positioning sliding table cylinder is fixedly connected to the rack; the positioning plate is fixedly connected to a movable sliding table of the positioning sliding table cylinder, a positioning end and a transition end are arranged on the positioning plate, the transition end (a round table) is used for correcting the positions of inner holes of the motor barrels in different directions, and the positioning end is used for positioning the positions of the inner holes of the motor barrels; the positioning sliding table is characterized in that the baffle is fixedly connected to the frame, a baffle hole is formed in the baffle, the positioning end and the transition end of the positioning plate are located at the baffle hole, and the positioning end and the transition end of the positioning plate penetrate through the baffle hole when the positioning sliding table cylinder extends out of the movable sliding table; the drilling device comprises a second motor, a second ball screw pair, a second moving plate and a second multi-hole drilling mechanism; the second motor is fixedly connected to the frame, and a shaft on the second motor is fixedly connected with the second ball screw in the second ball screw pair; the second ball screw and the rack form a rotating pair, and a screw nut II in the second ball screw pair is fixedly connected with a second moving plate; the second moving plate is arranged on the rack and forms a moving pair with the rack; the second porous drill mechanism is fixedly connected to the second moving plate; the tapping device comprises a third motor, a third ball screw pair, a third moving plate and a third porous tapping mechanism; the third motor is fixedly connected to the rack, and a shaft on the third motor is fixedly connected with the third ball screw in the third ball screw pair; the third ball screw and the rack form a rotating pair, and a third screw nut in the third ball screw pair is fixedly connected with a third moving plate; the third moving plate is arranged on the rack and forms a moving pair with the rack; the porous tapping mechanism III is fixedly connected to the moving plate III; a second porous drilling mechanism in the drilling device is positioned above the transmission device; the porous tapping mechanism in the tapping device is positioned above the transmission device; the transmission plate in the transmission device has two working positions, namely a starting position and a tapping position; in the initial position (the transmission cylinder does not extend out of the moving rod), the first groove of the bin plate in the bin device is right opposite to the transmission plate in the transmission device, so that the motor barrel arranged on the first groove of the bin plate in the bin device is pushed by the pushing end of the first moving plate to enter the transmission plate in the transmission device, and the motor barrel on the transmission plate entering the transmission device is positioned below the pressing plate; when the positioning sliding table cylinder extends out of the movable sliding table, the positioning end and the transition end of the positioning plate penetrate through the baffle hole to enter the upper part of the transmission plate, when the motor barrel in different directions on the first groove of the bin plate enters the transmission plate in the transmission device, the inner hole of the motor barrel can touch the transition end to correct the direction, then the motor barrel is positioned at the positioning end, the motor barrel touch baffle is completely positioned, the porous drilling mechanism II faces the screw hole on the top surface of the completely positioned motor barrel on the transmission plate, and the movable plate II pushes the lower porous drilling mechanism II to process the screw hole on the top surface of the motor barrel; when the tapping position is reached (the transmission cylinder extends out of the moving rod), the porous tapping mechanism III faces the screw hole on the top surface of the motor cylinder on the transmission plate, and the moving plate III pushes the lower porous tapping mechanism III to process the screw hole on the top surface of the motor cylinder; before drilling and tapping, the top surface of the motor cylinder is pressed by the pressing plate, and in order to prevent the pressing plate from blocking the screw hole on the top surface of the motor cylinder for processing, a pressing plate through hole is formed in the pressing plate above the screw hole on the top surface of the motor cylinder; the material ejecting cylinder is fixedly connected to the rack and faces the motor barrel of the driving plate at the tapping position, and after tapping of the motor barrel is completed, the material ejecting cylinder extends out of the movable sliding table to eject a finished product of the motor barrel out of the driving plate.

The invention has the beneficial effects that: the utility model provides a combined machine tool is attacked to full-automatic brill of motor section of thick bamboo, this lathe need not aim at the position when laying the motor section of thick bamboo, even there is the burr in footing department of motor section of thick bamboo sometimes, and the motor section of thick bamboo also can move, and combined machine tool can normally work, and degree of automation is high moreover.

Drawings

The invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of a motor barrel to be processed in the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 and 7 are schematic structural views of a bin device in the present invention.

Fig. 4 is a schematic structural view of a cartridge device of the present invention which does not include a motor cartridge.

Fig. 5 is a schematic view of a silo plate in the silo device of the invention.

Fig. 6 is a schematic structural view of the cartridge device of the present invention, which does not include the motor cylinder and the cartridge plate.

Fig. 8 is a schematic view of the structure of the transmission of the present invention.

Fig. 9 is a schematic structural view of the positioning device of the present invention.

FIG. 10 is a schematic view of the positioning device of the present invention in a position.

Fig. 11 is a schematic view of the structure of the drilling apparatus of the present invention.

FIG. 12 is a schematic view showing the structure of the tapping unit of the present invention.

Fig. 13 is a simplified schematic diagram of the relative position of the transmission and the drilling device in the initial position of the present invention.

Fig. 14 is a simple structural schematic diagram of the relative position of the transmission device and the tapping device and the ejection air cylinder when the transmission device is in the tapping position.

Fig. 15 is a schematic view of the storage bin device of the present invention with a stop mechanism attached.

In the figure:

1: top surface 2: screw hole 3: an inner hole 4: footing 5: the stock bin device 6: the transmission device 7: the positioning device 8: the material ejecting cylinder 9: the drilling device 10: tapping device 11: a finished product bin 12: the motor I13: moving the first plate 14: a first feed screw nut 15: the ball screw I16: a bin plate 17: the first notch 18: the first groove 19: pushing the end 20: the transmission cylinder 21: the transmission plate 22: the pressing plate 23: pressure plate through hole 24: the pressing cylinder 25: positioning slide table cylinder 26: positioning plate 27: positioning end 28: transition end 29: the baffle 30: baffle hole 31: a second motor 32: ball screw two 33: a second feed screw nut 34: moving plate two 35: a second porous drilling mechanism 36: motor three 37: ball screw three 38: a third feed screw nut 39: moving plate III 40: porous tapping mechanism three 41: the limiting air cylinder 42: left stopper rod 43: and a right limiting rod.

Detailed Description

Fig. 2 to 14 are schematic structural diagrams of a full-automatic drilling and tapping combined machine tool of a motor cylinder. As shown in the figure, the full-automatic drilling and tapping combined machine tool for the motor cylinder comprises a stock bin device 5, a transmission device 6, a positioning device 7, a material ejecting cylinder 8, a drilling device 9, a tapping device 10 and a rack; as shown in fig. 3 to 7, the bin device 5 includes a first motor 12, a first moving plate 13, a first ball screw pair and a bin plate 16; the motor I12 is fixedly connected to the rack, and a shaft of the motor I12 is fixedly connected with a ball screw I15 in the ball screw pair I; a ball screw I15 in the ball screw pair I forms a rotating pair with the frame, and a screw nut I14 in the ball screw pair I is fixedly connected with a moving plate I13; the first moving plate 13 is arranged on the rack and forms a moving pair with the rack; the storage bin plate 16 is fixedly connected to the rack, a first notch 17 and a first groove 18 are formed in the storage bin plate 16, the first groove 18 is used for mounting the bottom foot 4 of the electric machine barrel, and the first groove 18 is provided with a certain margin (the bottom foot 4 mounted with the electric machine barrel can only move along the first groove 18 without a limiting motor barrel, the positions of the electric machine barrels can be different during mounting, the larger the margin is, the easier the personnel can mount the electric machine barrel, but the margin cannot be too large, the motor barrels mounted in different positions can be positioned at the back, and the margin is provided, so that the electric machine barrel cannot be prevented from moving at a high probability even if burrs are formed at the bottom foot part), and the first notch 17 is positioned at the first groove 18; a pushing end 19 is arranged on the first moving plate 13, and the pushing end 19 is positioned in the first notch 17; as shown in fig. 8, the transmission device 6 includes a transmission cylinder 20, a transmission plate 21, a pressing plate 22 and a pressing cylinder 24; the transmission cylinder 20 is fixedly connected to the frame, and a moving rod of the transmission cylinder 20 is fixedly connected with the transmission plate 21; the transmission plate 21 is arranged on the frame and forms a moving pair with the frame; the pressing plate 22 is arranged on the transmission plate 21 and forms a moving pair with the transmission plate 21, and the pressing plate 22 is positioned above the transmission plate 21; the pressing cylinder 24 is fixedly connected to the pressing plate 22, a moving rod of the pressing cylinder 24 is fixedly connected with the transmission plate 21, and when the pressing cylinder 24 acts, a body of the pressing cylinder 24 moves; as shown in fig. 9 and 10, the positioning device 7 includes a positioning slide cylinder 25, a positioning plate 26 and a baffle plate 29; the positioning sliding table cylinder 25 is fixedly connected to the frame; the positioning plate 26 is fixedly connected to a movable sliding table of the positioning sliding table air cylinder 25, a positioning end 27 and a transition end 28 are arranged on the positioning plate 26, the transition end 28 (which is a round table) is used for correcting the positions of the inner holes 3 of the motor barrels in different directions, and the positioning end 27 is used for positioning the positions of the inner holes 3 of the motor barrels; the baffle 29 is fixedly connected to the frame, a baffle hole 30 is formed in the baffle 29, the positioning end 27 and the transition end 28 of the positioning plate 26 are located at the baffle hole 30, and when the positioning sliding table cylinder 25 extends out of the movable sliding table, the positioning end 27 and the transition end 28 of the positioning plate 26 penetrate through the baffle hole 30; as shown in fig. 11, the drilling device 9 includes a second motor 31, a second ball screw pair, a second moving plate 34 and a second multi-hole drilling mechanism 35; the second motor 31 is fixedly connected to the frame, and a shaft of the second motor 31 is fixedly connected with a second ball screw 32 in the second ball screw pair; the second ball screw 32 and the rack form a revolute pair, and a second screw nut 33 in the second ball screw pair is fixedly connected with a second moving plate 34; the second moving plate 34 is arranged on the rack and forms a moving pair with the rack; the second porous drilling mechanism 35 is fixedly connected to the second moving plate 34; as shown in fig. 12, the tapping device 10 comprises a third motor 36, a third ball screw pair, a third moving plate 39 and a third multi-hole tapping mechanism 40; the third motor 36 is fixedly connected to the frame, and a shaft of the third motor 36 is fixedly connected with a third ball screw 37 in the third ball screw pair; the third ball screw 37 and the frame form a revolute pair, and a third screw nut 38 in the third ball screw pair is fixedly connected with a third moving plate 39; the third moving plate 39 is arranged on the rack and forms a moving pair with the rack; the third porous tapping mechanism 40 is fixedly connected to the third moving plate 39; a second multi-hole drilling mechanism 35 in the drilling device 9 is positioned above the transmission device 6; the porous tapping mechanism III 40 in the tapping device 10 is positioned above the transmission device 6; the driving plate 21 in the driving device 6 has two working positions, namely a starting position and a tapping position; in the starting position (the transmission cylinder 20 does not extend out of the moving rod), the groove I18 of the bin plate 16 in the bin device 5 is opposite to the transmission plate 21 in the transmission device 6, so that the motor cylinder arranged on the groove I18 of the bin plate 16 in the bin device 5 is pushed by the pushing end 19 of the moving plate I13 to enter the transmission plate 21 in the transmission device 6, and the motor cylinder on the transmission plate 21 entering the transmission device 6 is positioned below the pressing plate 22; when the positioning sliding table cylinder 25 extends out of the moving sliding table, the positioning end 27 and the transition end 28 of the positioning plate 26 penetrate through the baffle hole 30 to enter above the driving plate 21 (as shown in fig. 10), when the motor barrels in different directions on the groove one 18 of the bin plate 16 enter the driving plate 21 in the driving device 6, the inner hole 3 of the motor barrel touches the transition end 28 to correct the direction, then the motor barrels are positioned at the positioning end 27, and finally the motor barrels touch the baffle plate 29 to be completely positioned, at this time, the second multi-hole drilling mechanism 35 is right opposite to the screw hole 2 of the top surface 1 of the motor barrel which is completely positioned on the driving plate 21, and the second multi-hole drilling mechanism 34 pushes the second multi-hole drilling mechanism 35 to process the screw hole 2 of the top surface 1 of the motor barrel moving plate (as shown in fig. 13); in the tapping position (the transmission cylinder 20 extends out of the moving rod), the porous tapping mechanism III 40 is opposite to the screw hole 2 on the top surface 1 of the motor cylinder on the transmission plate 21, and the moving plate III 39 pushes the lower porous tapping mechanism III 40 to machine the screw hole 2 on the top surface 1 of the motor cylinder (as shown in FIG. 14); before drilling and tapping, the top surface 1 of the motor barrel is pressed by the pressing plate 22, and in order to prevent the pressing plate 22 from blocking the screw hole 2 of the top surface 1 of the motor barrel for processing, a pressing plate through hole 23 is formed in the pressing plate 22 above the screw hole 2 of the top surface 1 of the motor barrel; the material ejecting cylinder 8 is fixedly connected to the rack and faces the motor barrel of the driving plate 21 at the tapping position (as shown in fig. 14), and after the motor barrel is tapped, the material ejecting cylinder 8 extends out of the movable sliding table to eject a finished product of the motor barrel out of the driving plate 21.

When the full-automatic drilling and tapping combined machine tool for the motor cylinder is in work, all the machine tool is connected with a gas circuit system and a circuit system, a finished product bin 11 is placed on a rack, and an ejection cylinder 8 at a tapping position extends out of a movable sliding table to eject a finished product of the motor cylinder out of the position below a transmission plate 21 and fall into the position, and the full-automatic drilling and tapping combined machine tool for the motor cylinder comprises the following steps: 1) at the beginning, a plurality of motor barrels to be processed are randomly placed on the first groove 18 of the bin plate 16 in the bin device 5 at the initial position, the first groove 18 has no limit motor barrel and can only move along the first groove 18, the motor barrels can be arranged in different directions, and then the device is started. 2) The first motor 12 rotates to drive the first moving plate 13 to move, a pushing end 19 of the first moving plate 13 pushes the foremost motor cylinder in the lower bin device 5 to enter a transmission plate 21 in the transmission device 6 (the transmission plate 21 is initially located at an initial position), the motor cylinder entering the transmission plate 21 in the transmission device 6 is located below a pressing plate 22, a positioning sliding table cylinder 25 extends out of a moving sliding table at the initial position, when the motor cylinders in different directions in the groove first 18 of the bin plate 16 enter the transmission plate 21 in the transmission device 6, an inner hole 3 of the motor cylinder touches a transition end 28 to correct the directions, then the motor cylinder is located at a locating end 27, finally the motor cylinder touches a baffle 29 to be completely located, at the moment, the second multi-hole drilling mechanism 35 is right opposite to a screw hole 2 of a completely located motor cylinder top surface 1 on the transmission plate 21, the second moving plate 34 pushes the second multi-hole drilling mechanism 35 to machine a screw hole 2 of the motor cylinder top surface 1, the first motor 12 stops rotating. 3) The positioning ramp cylinder 25 extends back into the moving ramp so that the positioning end 27 and the transition end 28 of the positioning plate 26 are spaced above the drive plate 21 and do not pass through the baffle hole 30. 4) The hold-down cylinder 24 extends back the travel bar (the hold-down cylinder 24 initially extends the travel bar) and drives the hold-down plate 22 downward, pressing against the top surface 1 of the motor cartridge. 5) The second motor 31 rotates to drive the second moving plate 34 to move, the second moving plate 34 pushes the second multi-hole drilling mechanism 35 to drill a screw hole 2 to be machined above the motor cylinder, and after machining is finished, the second motor 31 rotates reversely to drive the second moving plate 34 to move back and push the second multi-hole drilling mechanism 35 to return to a starting point. 6) The drive cylinder 20 extends the travel bar (the drive cylinder 20 does not initially extend the travel bar) to move the drive plate 21 from the home position to the tapping position. 7) The third motor 36 rotates to drive the third moving plate 39 to move, the third moving plate 39 pushes the third porous tapping mechanism 40 to tap the screw hole 2 to be machined above the motor cylinder, and after machining is finished, the third motor 36 rotates reversely to drive the third moving plate 39 to move back and push the third porous tapping mechanism 40 to return to the starting point. 8) The hold-down cylinder 24 extends beyond the travel bar and moves the hold-down plate 22 upward, releasing the top surface 1 of the motor cartridge. 9) The ejection cylinder 8 extends out of the movable sliding table to eject the finished motor cylinder out of the transmission plate 21 and fall into the finished product bin 11 below, and the ejection cylinder 8 extends back to the movable sliding table. 10) The drive cylinder 20 extends back to move the rod, returning the drive plate 21 from the tapping position to the starting position. 11) The positioning slide cylinder 25 extends out of the moving slide, and the positioning end 27 and the transition end 28 of the positioning plate 26 penetrate through the baffle hole 30 and enter the upper part of the transmission plate 21. 12) Returning to the step 2) to start the work again. 13) After the motor barrels in the bin device 5 are machined, the motor I12 rotates in the reverse direction, the moving plate I13 returns to the starting point, the step 1) is returned, and the operation is repeated.

Fig. 15 is a schematic view of the storage bin device of the present invention with a stop mechanism attached. As shown in the figure, the limiting mechanism comprises a limiting cylinder 41, a left limiting rod 42 and a right limiting rod 43, the limiting cylinder 41 is fixedly connected to the rack, the left limiting rod 42 and the right limiting rod 43 are fixedly connected to the two moving rods of the limiting cylinder 41 respectively, the left limiting rod 42 and the right limiting rod 43 are located at the first groove 18, the left limiting rod 42 and the right limiting rod 43 are located above the bottom foot 4 of the motor barrel arranged at the first groove 18 when the two moving rods of the limiting cylinder 41 are closed, and the bottom foot 4 is prevented from being turned out of the first groove 18 when the motor barrel is limited to prevent the motor barrel from moving.

In the technical scheme, a cooling system is additionally arranged at the drilling position and the tapping position for processing and cooling.

The second porous drilling mechanism 35 in the technical scheme is a porous drilling machine with power in the market, and the third porous tapping mechanism 40 is a porous tapping machine with power in the market.

The driving cylinder 20 extends the moving rod to move the driving plate 21 from the starting position to the tapping position, the drilling device 9 and the tapping device 10 being located at positions not interfering with the driving device 6.

In addition to the above embodiments, the present invention has other embodiments. All technical equivalents and equivalents which may be substituted for one another are intended to fall within the scope of the claims.

Claims

1. The utility model provides a combined machine tool is attacked to full-automatic brill of a motor section of thick bamboo which characterized in that: the device comprises a stock bin device, a transmission device, a positioning device, a material ejecting cylinder, a drilling device, a tapping device and a rack; the storage bin device comprises a motor I, a moving plate I, a ball screw pair I and a storage bin plate; the first motor is fixedly connected to the rack, and a shaft of the first motor is fixedly connected with the first ball screw in the first ball screw pair; a first ball screw in the first ball screw pair forms a rotating pair with the rack, and a first screw nut in the first ball screw pair is fixedly connected with a first moving plate; the first moving plate is arranged on the rack and forms a moving pair with the rack; the bin plate is fixedly connected to the rack, a first notch and a first groove are formed in the bin plate, the first groove is used for mounting a bottom foot of the discharge machine barrel, a certain margin is reserved on the bottom foot of the discharge machine barrel mounted at the first groove, and the first notch is located at the first groove; a pushing end is arranged on the first moving plate and is positioned in the first notch; the transmission device comprises a transmission cylinder, a transmission plate, a pressing plate and a pressing cylinder; the transmission cylinder is fixedly connected to the frame, and a moving rod of the transmission cylinder is fixedly connected with the transmission plate; the transmission plate is arranged on the frame and forms a moving pair with the frame; the pressing plate is arranged on the transmission plate and forms a moving pair with the transmission plate, and the pressing plate is positioned above the transmission plate; the pressing cylinder is fixedly connected to the pressing plate, a moving rod of the pressing cylinder is fixedly connected with the transmission plate, and when the pressing cylinder acts, a body of the pressing cylinder moves; the positioning device comprises a positioning sliding table cylinder, a positioning plate and a baffle plate; the positioning sliding table cylinder is fixedly connected to the rack; the positioning plate is fixedly connected to a movable sliding table of the positioning sliding table cylinder, and is provided with a positioning end and a transition end, the transition end is used for correcting the positions of inner holes of the motor barrels in different directions, and the positioning end is used for positioning the positions of the inner holes of the motor barrels; the positioning sliding table is characterized in that the baffle is fixedly connected to the frame, a baffle hole is formed in the baffle, the positioning end and the transition end of the positioning plate are located at the baffle hole, and the positioning end and the transition end of the positioning plate penetrate through the baffle hole when the positioning sliding table cylinder extends out of the movable sliding table; the drilling device comprises a second motor, a second ball screw pair, a second moving plate and a second multi-hole drilling mechanism; the second motor is fixedly connected to the frame, and a shaft on the second motor is fixedly connected with the second ball screw in the second ball screw pair; the second ball screw and the rack form a rotating pair, and a screw nut II in the second ball screw pair is fixedly connected with a second moving plate; the second moving plate is arranged on the rack and forms a moving pair with the rack; the second porous drill mechanism is fixedly connected to the second moving plate; the tapping device comprises a third motor, a third ball screw pair, a third moving plate and a third porous tapping mechanism; the third motor is fixedly connected to the rack, and a shaft on the third motor is fixedly connected with the third ball screw in the third ball screw pair; the third ball screw and the rack form a rotating pair, and a third screw nut in the third ball screw pair is fixedly connected with a third moving plate; the third moving plate is arranged on the rack and forms a moving pair with the rack; the porous tapping mechanism III is fixedly connected to the moving plate III; a second porous drilling mechanism in the drilling device is positioned above the transmission device; the porous tapping mechanism in the tapping device is positioned above the transmission device; the transmission plate in the transmission device has two working positions, namely a starting position and a tapping position; in the starting position, the first groove of the bin plate in the bin device is right opposite to the transmission plate in the transmission device, so that the motor barrel arranged on the first groove of the bin plate in the bin device is pushed by the pushing end of the first moving plate to enter the transmission plate in the transmission device, and the motor barrel on the transmission plate entering the transmission device is positioned below the pressing plate; when the positioning sliding table cylinder extends out of the movable sliding table, the positioning end and the transition end of the positioning plate penetrate through the baffle plate hole to enter the upper part of the transmission plate, when the motor barrel in different directions on the first groove of the bin plate enters the transmission plate in the transmission device, the inner hole of the motor barrel can touch the transition end to correct the direction, then the motor barrel is positioned at the positioning end, finally the motor barrel touches the baffle plate to be completely positioned, and at the moment, the multi-hole drilling mechanism II faces to the screw hole on the top surface of the completely positioned motor barrel on the transmission plate; when in the tapping position, the porous tapping mechanism III is right opposite to the screw hole on the top surface of the motor cylinder on the transmission plate; the material ejecting cylinder is fixedly connected to the rack and faces the motor barrel of the driving plate at the tapping position, and after tapping of the motor barrel is completed, the material ejecting cylinder extends out of the movable sliding table to eject a finished product of the motor barrel out of the driving plate.

2. The fully automatic drilling and tapping combined machine tool for the motor cylinder according to claim 1, is characterized in that: a limiting mechanism is added at the stock bin device; this stop gear includes spacing cylinder, left gag lever post and right gag lever post, and spacing cylinder links firmly in the frame, and left gag lever post and right gag lever post link firmly respectively on two carriage release levers of spacing cylinder, and left gag lever post and right gag lever post are located groove one, and left gag lever post and right gag lever post are located the footing top of laying the motor section of thick bamboo in groove one when two carriage release levers of spacing cylinder are closed, and the footing turns over out groove one when spacing motor section of thick bamboo prevents that the motor section of thick bamboo from removing.

3. The fully automatic drilling and tapping combined machine tool for the motor cylinder according to claim 1, is characterized in that: a cooling system is added at the drilling position and the tapping position for processing cooling.