CN113245836A

CN113245836A - Permanent magnet direct current motor mandrel feeding device and method and rotor assembling equipment

Info

Publication number: CN113245836A
Application number: CN202110664088.7A
Authority: CN
Inventors: 陈荣乾; 朱在修; 陈开文; 吴志兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-08-13

Abstract

The invention relates to the field of motor production, in particular to a permanent magnet direct current motor mandrel feeding device and method and rotor assembling equipment. A motor mandrel feeding device comprises a support, a rail falling assembly, a receiving assembly, a carrying cylinder and a pressing assembly, wherein the rail falling assembly is mounted on the support, the receiving assembly is movably connected to the support through a sliding rail, the carrying cylinder is horizontally mounted on the support, a telescopic end of the carrying cylinder is connected with the receiving assembly, the pressing assembly corresponds to a feeding station, and the receiving assembly is connected with the rail falling assembly and the pressing assembly; the receiving assembly comprises a primary moving plate, a receiving block, a micro-motion cylinder, a stop block, a blocking cylinder and a secondary moving plate; the first-stage moving plate is connected to the support through a sliding rail and is connected with the telescopic end of the carrying cylinder; the second grade moves the board and moves the board through sliding rail connection on the one-level moves the board, and the second grade moves the board and is connected with the flexible end of fine motion cylinder, and the fine motion cylinder is installed on the one-level moves the board, connects to get the piece and blocks the cylinder and install on the second grade moves the board, and the dog is connected with the flexible end that blocks the cylinder. The invention has the advantages of accurate mandrel moving and high moving efficiency.

Description

Permanent magnet direct current motor mandrel feeding device and method and rotor assembling equipment

Technical Field

The invention relates to the field of motor production, in particular to a permanent magnet direct current motor mandrel feeding device and method and rotor assembling equipment.

Background

The motor is widely applied to various portable electronic devices or appliances, such as recorders, VCD (video recorder), record players, electric massagers and various toys, and the permanent magnet direct current motor is a direct current motor which uses a permanent magnet to establish a magnetic field. The structure of the permanent magnet direct current motor comprises a general stator and a rotor, wherein the stator comprises a shell, magnetic shoes, a magnetic shoe frame, a riveting piece and the like. In the prior art, the assembly of the stator of the dc permanent magnet motor is generally completed manually, and as shown in fig. 22, the motor rotor is composed of a casing (100), a mandrel (200), a spring plate (300) and a rotor (400). The mandrel (200) is fixed on the machine shell (100), the elastic sheet (300) is sleeved on the mandrel (200), and the rotor (400) is arranged on the elastic sheet (300).

The Chinese invention patent application (publication number: CN109802532A, published: 2019.05.24) discloses a direct-current permanent magnet motor stator assembling machine, which comprises a frame and also comprises: the gluing device is used for gluing the shell; the first assembling device is used for realizing the installation of the magnetic shoe on the magnetic shoe rack; the second assembling device is used for realizing the assembly of the magnetic tile frame and the shell; a magnetizing device; the detection device is used for realizing the detection of the residual magnetic strength of the magnetic shoe; a riveting device; an output device; and a conveying device.

The prior art has the following defects: 1. the mandrel has a small structure, is difficult to clamp and carry, and has low feeding accuracy; 2. the installation of the mandrel into the shell is not accurate; 3. the motor has more assembly processes, low processing efficiency and slow process connection; 4. the cutting quality and efficiency of the elastic sheet are low; 5. the elastic sheet has a fine structure, and accurate feeding is difficult after cutting; 6. the operation of cleaning and washing the rotor is complex, and the air-drying process is needed to be carried out for a plurality of flows; 7. the rotor can not be cleaned and loaded after being taken out from the material tray.

Disclosure of Invention

The invention aims to provide a motor mandrel feeding device and a motor mandrel feeding method, which are accurate in mandrel moving and high in moving efficiency, and aims to solve the problems that a mandrel in the prior art is small in structure, difficult to clamp and carry and low in feeding accuracy.

For the purpose of the invention, the following technical scheme is adopted for realizing the purpose:

a permanent magnet direct current motor mandrel feeding device comprises a support, a rail falling assembly, a receiving assembly, a carrying cylinder and a pressing assembly, wherein the rail falling assembly is mounted on the support, the receiving assembly is movably connected to the support through a sliding rail, the carrying cylinder is horizontally mounted on the support, a telescopic end of the carrying cylinder is connected with the receiving assembly, the pressing assembly corresponds to a feeding station, and the receiving assembly is connected with the rail falling assembly and the pressing assembly; the receiving assembly comprises a primary moving plate, a receiving block, a micro-motion cylinder, a stop block, a blocking cylinder and a secondary moving plate; the first-stage moving plate is connected to the support through a sliding rail and is connected with the telescopic end of the carrying cylinder; the second grade moves the board and moves the board through sliding rail connection on the one-level moves the board, and the second grade moves the board and is connected with the flexible end of fine motion cylinder, and fine motion cylinder installs on the one-level moves the board, connects to get the piece and blocks the cylinder and install on the second grade moves the board, connects to get to be provided with vertical connecing on the piece and gets the through-hole, connects to get to be provided with the horizontally and leads to the groove on the piece, and the dog removes the cooperation in leading to the groove, and the dog is connected with the flexible end that blocks the cylinder, and the dog is located connects the lower extreme of getting the piece.

Preferably, the lower end of the receiving block is further provided with a notch, the notch is used for enabling an optical path of the optical fiber sensor to pass through, and the optical fiber sensor is connected to the support.

Preferably, the pressing assembly comprises a pressing cylinder, a sliding seat, a sliding sleeve, a guide seat, a thimble and a jacking cylinder; the push-in cylinder is arranged at the upper end of the sliding sleeve, a guide seat is arranged in the middle of the sliding sleeve, the thimble is matched in the guide seat, and the thimble is connected with the telescopic end of the push-in cylinder; the guide holder is installed at the lower extreme of sliding sleeve, and the guide holder middle part is provided with the round hole.

Preferably, the distance between the guide seat and the guide seat is matched with the height of the receiving block.

Preferably, the falling rail assembly comprises a falling rail, a side connecting seat, a pressing block and a pressing cylinder; the side connecting seat is installed in the below of blanking rail, compresses tightly the cylinder and fixes on the side connecting seat, compresses tightly the flexible end of cylinder and is connected with the compact heap.

Preferably, the blanking rail is provided with vertical fine holes, the fine holes are used for the mandrels to pass through, the side edge of the lower end of the blanking rail is provided with a rectangular hole, the rectangular hole corresponds to the fine holes, the pressing block is movably matched in the rectangular hole, and the pressing block corresponds to the fine holes.

Preferably, the upper end of the blanking rail is provided with an optical fiber sensor, the optical fiber sensor corresponds to the pore, and the upper end of the blanking rail is connected with the vibration feeder.

A permanent magnet direct current motor mandrel feeding method comprises the steps that a mandrel falls down from a blanking rail, a pressing block is loosened and falls into a receiving block, the pressing block presses the mandrel above, then a micro-motion cylinder drives the receiving block to move laterally, and then a carrying cylinder moves a receiving assembly to a pressing assembly; the blocking cylinder drives the stop block to leave, so that the mandrel falls into the guide seat, the receiving assembly is withdrawn, the ejector pin descends, the mandrel is ejected, and feeding is achieved.

A permanent magnet direct current motor rotor assembling device comprises a rack, a jig rotating device, a motor mandrel feeding device, a shell feeding device, a mandrel riveting device, a shell overturning device, a spring plate feeding device, a mandrel oiling device, a rotor feeding device and a product discharging device, wherein the jig rotating device, the motor mandrel feeding device, the shell overturning device, the shell uploading device, the mandrel oiling device, the rotor feeding device and the product discharging device are installed on the rack; a plurality of stations are arranged on the circumference of the jig rotating device and respectively comprise a motor mandrel feeding station, a shell feeding station, a riveting station, a turning station, a spring plate feeding station, an oiling station, a rotor feeding station and a discharging station, and the motor mandrel feeding device, the shell feeding device, the mandrel riveting device, the shell turning device, the spring plate feeding device, the mandrel oiling device, the rotor feeding device and the product discharging device sequentially correspond to one circle of the jig rotating device along the machining direction; the motor mandrel feeding device adopts the technical scheme to provide the permanent magnet direct current motor mandrel feeding device.

Preferably, the jig rotating device is used for carrying the assembled parts to realize circumferential rotation, the motor mandrel feeding device and the machine shell feeding device are used for realizing mandrel and machine shell feeding, and the mandrel riveting device is used for pressing the mandrel in the machine shell; the shell turnover device is used for turning over the shell, the elastic piece feeding device is used for assembling the elastic pieces into the shell, the mandrel oiling device is used for coating lubricating oil in the middle, the rotor feeding device is used for cleaning the rotor and assembling the rotor onto a mandrel, and the product blanking device is used for blanking.

The motor mandrel feeding device and the motor mandrel feeding method adopting the technical scheme have the advantages that: the receiving block is arranged for receiving a single mandrel, the mandrel is arranged in the receiving through hole to realize position fixing, the mandrel can be conveyed by moving the receiving block, and the lower end of the mandrel controls material discharging through the stop block, so that convenience and high efficiency are realized; in the conveying process, the upper end of the receiving block is tightly attached to the blanking rail, and the lower end of the receiving block is tightly attached to the guide seat, so that the accuracy of the mandrel in the conveying process is ensured, and the position dislocation is prevented; the conveyed core shaft is placed in the guide seat for positioning and then pressed downwards, so that the accuracy in the core shaft assembling process is improved; the receiving block moves in a small range and a large range through the micro-motion cylinder and the carrying cylinder, the small range is separated in a staggered mode, large-stroke carrying is achieved, and carrying efficiency is improved.

Adopt above-mentioned technical scheme's motor assembly equipment's advantage is:

1. the jig rotating device is provided with the forward mounting jig and the reverse mounting jig, so that on one hand, the assembly of the mandrel and the shell can be better completed by the reverse mounting jig, the mandrel is fixed, and the success rate of the assembly is improved by the way of assembling the shell, and on the other hand, the subsequent assembly parts can be better placed into the shell by upward arranging the forward mounting jig on the inner space of the shell, so that the assembly efficiency is improved; through setting up clamping assembly, improve the straightness and the rigidity of dabber, the follow-up equipment of being convenient for.

2. The motor mandrel feeding device is used for receiving a single mandrel by arranging the receiving block, the mandrel is arranged in the receiving through hole to realize position fixing, the mandrel can be conveyed by moving the receiving block, and the lower end of the mandrel controls material discharge through the stop block, so that convenience and high efficiency are realized;

in the conveying process, the upper end of the receiving block is tightly attached to the blanking rail, and the lower end of the receiving block is tightly attached to the guide seat, so that the accuracy of the mandrel in the conveying process is ensured, and the position dislocation is prevented; the conveyed core shaft is placed in the guide seat for positioning and then pressed downwards, so that the accuracy in the core shaft assembling process is improved; the receiving block moves in a small range and a large range through the micro-motion cylinder and the carrying cylinder, the small range is separated in a staggered mode, large-stroke carrying is achieved, and carrying efficiency is improved.

3. The elastic piece cutting mechanism drives the inclined plate to be provided with a middle plane and a high plane which are used for pressing and cutting respectively, and cutting is finished through two steps, so that the cutting quality is improved; adopt two cylinders control drive swash plate of one-level cylinder and second grade cylinder to remove, compare the multistage driven mode of a cylinder, the accurate control stroke is easier, and flexible control is more swift more sensitive, improves cutting speed.

4. The elastic sheet feeding device cuts by arranging the elastic sheet carrying mechanism and the elastic sheet cutting mechanism correspondingly, the elastic sheet is clamped by the cutting block and the suction block, the specific position is determined, the position precision after cutting is ensured, the positioning is realized by inserting the centering column into the center of the elastic sheet, the suction is realized by the suction block, and the carrying reliability is improved; the material belt collecting mechanism utilizes the lever principle to realize cutting of redundant material belts, is convenient to collect, can realize cutting once, has no idle return stroke, and is high in cutting efficiency.

5. The clean subassembly of rotor is brought through setting up the glue and is glued debris such as dust, glues the collection of the dust of being more convenient for of the mode of removing, simple structure, and the sticky tape can realize the automatic feeding that replaces, realizes replacing not having sticky tape position, improves the dust and glues the reliable degree that removes to the heavy groove of bar that the upper end of clean seat set up not only is suitable for the cleanness of rotor middle thick portion, also can clean both ends axle side, and clean degree is higher.

6. The rotor feeding device carries the materials by arranging a first rotor carrying assembly and a second rotor carrying assembly in two different carrying modes, the first rotor carrying assembly adopts a magnetic suction mode to take the materials, and the magnetic suction mode is simple and efficient; the second rotor carrying assembly adopts a mode of clamping a central hole of the rotor, is suitable for the horizontal rotation of the rotor and is convenient for subsequent cleaning; the transfer assembly is arranged for transferring, so that the first rotor carrying assembly is connected with the second rotor carrying assembly, and the two carrying assemblies are adopted to improve the feeding efficiency of the rotors; through setting up rotor upset subassembly and linking up second rotor handling subassembly, clip the one end of rotor, realize the upset, be convenient for realize the rotor material loading from the top.

Drawings

FIG. 1 is a flow chart of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is an exploded view of the jig rotating device.

Fig. 4 is a structural diagram of a forward mounting jig and a reverse mounting jig.

Fig. 5 is a structural diagram of a motor mandrel feeding device.

Fig. 6 is a structural view of the casing feeding device.

Fig. 7 is a structural view of the mandrel caulking apparatus.

Fig. 8 is a structural view of the cabinet turnover device.

Fig. 9 is a structural diagram of the spring plate feeding device.

Fig. 10 is a structural diagram of the tape feeding mechanism.

Fig. 11 is a structural view of the spring piece cutting mechanism.

Fig. 12 is a structural view of the spring piece conveying mechanism.

Fig. 13 is a structural view of the tape collecting mechanism.

Fig. 14 is a schematic diagram of the cutting of the material tape.

Fig. 15 is a structural view of the rotor charging device.

FIG. 16 is a block diagram of a rotor feed assembly and a first rotor handling assembly.

Fig. 17 is a structural view of the relay assembly.

Fig. 18 is a structural view of the second rotor handling assembly.

Figure 19 is a block diagram of a rotor cleaning assembly.

Figure 20 is a detail view of the rotor cleaning assembly.

Fig. 21 is a structural view of the rotor flipping unit.

Fig. 22 is a structural view of a rotor of the motor.

Detailed Description

As shown in fig. 2, a permanent magnet direct current motor rotor assembling device comprises a rack, and a jig rotating device 1, a motor mandrel feeding device 2, a case feeding device 3, a mandrel riveting device 4, a case turning device 5, a spring plate feeding device 6, a mandrel oiling device 7, a rotor feeding device 8 and a product discharging device 9 which are arranged on the rack; a plurality of stations are arranged on the circumference of the jig rotating device 1 and respectively comprise a motor mandrel feeding station, a shell feeding station, a riveting station, a turning station, a spring plate feeding station, an oiling station, a rotor feeding station and a discharging station, and the motor mandrel feeding device 2, the shell feeding device 3, the mandrel riveting device 4, the shell turning device 5, the spring plate feeding device 6, the mandrel oiling device 7, the rotor feeding device 8 and the product discharging device 9 sequentially correspond to one circle of the jig rotating device 1 along the machining direction.

The jig rotating device 1 is used for carrying and moving the assembly parts to realize circumferential rotation, the motor mandrel feeding device 2 and the machine shell feeding device 3 are used for realizing mandrel and machine shell feeding, and the mandrel riveting device 4 is used for pressing the mandrel in the machine shell; casing turning device 5 is arranged in realizing the upset with the casing, and shell fragment loading attachment 6 is arranged in assembling the shell fragment to the casing, and dabber filling device 7 is arranged in scribbling lubricating oil to the centre, and rotor loading attachment 8 is used for wasing the rotor to assemble the dabber on, product unloader 9 is used for carrying out the unloading. The motor mandrel feeding device 2 is a permanent magnet direct current motor mandrel feeding device.

As shown in fig. 3 and 4, the jig rotating device 1 includes a rotating disc 11, a fixed disc 12, a rotating disc 13, a clamping assembly 14, an air blowing assembly 16, a forward mounting jig 17 and a reverse mounting jig 18; the rotary table 11 is arranged on the frame, the upper end of the rotary table 11 is provided with a fixed shaft and a rotating shaft, the center of the fixed disc 12 is fixed on the fixed shaft, the rotating disc 13 is arranged on the rotating shaft, and the fixed disc 12 is positioned above the rotating disc 13; the forward mounting jig 17 and the reverse mounting jig 18 are arranged on the clamping assembly 14 and are arranged on one circle of the rotating disc 13, one forward mounting jig 17 and one reverse mounting jig 18 form a group, and one group corresponds to one station; the clamping assemblies 14 are fixed on the disc 12, two groups of clamping assemblies 14 are arranged, and the clamping assemblies 14 respectively correspond to the positive mounting jigs 17 at the elastic sheet feeding station 102 and the rotor feeding station 103; the air blowing assembly 16 is arranged on the fixed disc 12, and the air blowing assembly 16 corresponds to the reverse installation jig 18 at the elastic piece feeding station 102.

The clamping assembly 14 comprises a lateral movement cylinder 141, a moving plate 142, a clamping cylinder 143 and clamping fingers 144, the moving plate 142 is movably connected to the fixed disc 12 through a sliding rail, the lateral movement cylinder 141 is fixedly installed on the disc 12, the telescopic end of the lateral movement cylinder 141 is connected with the moving plate 142, the clamping cylinder 143 is installed on the moving plate 142, the clamping fingers 144 are installed at two moving ends of the clamping cylinder 143, and the inner side of the clamping fingers 144 is matched with the core shaft.

The blowing assembly 16 comprises a lifting cylinder 161, a vertical guide seat 162, a lifting block 163 and an air pipe 164, wherein the vertical guide seat 162 is fixed on the fixed disc 12, the lifting cylinder 161 is installed on the vertical guide seat 162, a guide post is arranged on the vertical guide seat 162, the lifting block 163 is movably matched on the guide post, the telescopic end of the lifting cylinder 161 is connected with the lifting block 163, the air pipe 164 is connected on the lifting block 163, and the lower end of the air pipe 164 is opposite to the reverse installation jig 18.

The normal installation jig 17 comprises a fixed jig seat 171, an annular block 172 and a positioning nail 173, wherein a circular hole is formed in the annular block 172, the annular block 172 is installed on the fixed jig seat 171, the positioning nail 173 is arranged on the fixed jig seat 171, the positioning nail 173 protrudes out of the surface of the fixed jig seat 171, and the fixed jig seat 171 is installed on the rotating disc 13; the side surface of the fixing jig seat 171 is notched. The reverse installation jig 18 comprises a lifting jig seat 181 and a positioning column 182; the lifting jig base 181 is movably connected to the rotating disc 13, two positioning columns 182 are arranged, the positioning columns 182 are installed at the side ends of the lifting jig base 181, and the positioning columns 182 are used for blocking the shell from rotating; the upper end of the lifting jig seat 181 is provided with a counter bore 183, the size of the counter bore 183 is matched with the size of the mandrel, and the upper end of the lifting jig seat 181 is further provided with a ring groove 184.

When the jig rotating device 1 works, the turntable 11 drives the rotating disc 13 to realize intermittent motion, firstly, a mandrel and a shell are placed on the reverse-installation jig 18 to be conveyed, assembly is realized, the assembled mandrel and the shell are placed in the forward-installation jig 17 in a turnover mode to be conveyed for subsequent processing, the mandrel is clamped by the clamping assembly 14 at the elastic sheet feeding station 102 and the rotor feeding station 103, and the shell is dedusted by the blowing assembly 16 in the reverse-installation jig 18 at the elastic sheet feeding station 102.

The jig rotating device 1 solves the problem that the mandrel is not accurately assembled into the casing, and by arranging the forward assembling jig 17 and the reverse assembling jig 18, on one hand, the assembling of the mandrel and the casing can be better completed by using the reverse assembling jig 18, the mandrel is fixed, the casing is assembled in a mode, the success rate of the assembling is improved, on the other hand, the internal space of the casing is upward by using the forward assembling jig 17, the subsequent assembly parts can be better placed into the casing, and the assembling efficiency is improved; by providing the clamping assembly 14, the straightness and rigidity of the mandrel are improved, facilitating subsequent assembly.

As shown in fig. 5, a permanent magnet direct current motor mandrel feeding device includes a support 21, a rail falling assembly 22, a receiving assembly 23, a carrying cylinder 24 and a pressing assembly 25, wherein the rail falling assembly 22 is mounted on the support 21, the receiving assembly 23 is movably connected to the support 21 through a slide rail, the carrying cylinder 24 is horizontally mounted on the support 21, a telescopic end of the carrying cylinder 24 is connected with the receiving assembly 23, the pressing assembly 25 corresponds to a feeding station, and the receiving assembly 23 is connected with the rail falling assembly 22 and the pressing assembly 25; the falling rail assembly 22 comprises a falling rail 221, a side connecting seat 222, a pressing block 223 and a pressing cylinder 224; the blanking rail 221 is provided with a vertical pore, a mandrel passes through the pore, the upper end of the blanking rail 221 is provided with an optical fiber sensor 225, the optical fiber sensor 225 corresponds to the pore, and the upper end of the blanking rail 221 is connected with a vibration feeder; side connecting seat 222 installs in the below of blanking rail 221, and blanking rail 221's lower extreme side is opened has the rectangular hole, and the rectangular hole is corresponding with the pore, and compact heap 223 removes the cooperation in the rectangular hole, and compress tightly cylinder 224 and fix on side connecting seat 222, and the flexible end that compresses tightly cylinder 224 is connected with compact heap 223, and compact heap 223 is corresponding with the pore, presss from both sides the dabber in the pore tightly.

The receiving assembly 23 comprises a primary moving plate 231, a receiving block 232, a micro-motion cylinder 233, a stop block 234, a blocking cylinder 235 and a secondary moving plate 236; the first-stage moving plate 231 is connected to the support 21 through a sliding rail, and the first-stage moving plate 231 is connected with the telescopic end of the carrying cylinder 24; the secondary moving plate 236 is connected to the primary moving plate 231 through a sliding rail, the secondary moving plate 236 is connected with the telescopic end of the micro-moving cylinder 233, the micro-moving cylinder 233 is mounted on the primary moving plate 231, the receiving block 232 and the blocking cylinder 235 are mounted on the secondary moving plate 236, a vertical receiving through hole is formed in the receiving block 232, a notch 2321 is further formed in the lower end of the receiving block 232, the notch 2321 is used for enabling an optical path of the optical fiber sensor 2322 to pass through, and the optical fiber sensor 2322 is connected to the support 21; the receiving block 232 is provided with a horizontal through groove, the stop 234 is movably matched in the through groove, the stop 234 is connected with the telescopic end of the blocking cylinder 235, and the stop 234 is positioned at the lower end of the receiving block 232 and used for blocking the falling of the mandrel.

The pressing assembly 25 comprises a pressing cylinder 251, a sliding seat 252, a sliding sleeve 253, a guide seat 254, a thimble 255 and a jacking cylinder 256; the pushing cylinder 251 is arranged on the sliding base 252, the sliding sleeve 253 is connected to the sliding base 252, the sliding sleeve 253 is connected with the telescopic end of the pushing cylinder 251, the pushing cylinder 256 is arranged at the upper end of the sliding sleeve 253, the middle part of the sliding sleeve 253 is provided with a guide seat 2531, the thimble 255 is matched in the guide seat 2531, and the thimble 255 is connected with the telescopic end of the pushing cylinder 256; the guide holder 254 is installed at the lower extreme of sliding sleeve 253, and the guide holder 254 middle part is provided with the round hole, the distance in the middle of guide holder 254 and the guide holder 2531 and the high phase-match of piece 232 of catching.

When the permanent magnet direct current motor mandrel feeding device works, a mandrel falls from a blanking rail 221, a pressing block 223 is loosened and falls into a receiving block 232, the pressing block 223 presses the mandrel above, then a micro-motion cylinder 233 drives the receiving block 232 to laterally move, and then a carrying cylinder 24 moves a receiving assembly 23 to a pressing assembly 25; the blocking cylinder 235 drives the stop block 234 to leave, so that the mandrel falls into the guide seat 254, the receiving assembly 23 is withdrawn, the ejector pin 255 descends, the mandrel is ejected, and feeding is achieved.

A permanent magnet direct current motor mandrel feeding device solves the problems that a mandrel is small in structure, difficult to clamp and carry and low in feeding accuracy, a receiving block 232 is arranged for receiving a single mandrel, the mandrel is arranged in a receiving through hole to achieve position fixing, the receiving block 232 is moved to achieve mandrel carrying, discharging is controlled at the lower end of the mandrel through a stop block 234, and convenience and high efficiency are achieved; in the conveying process, the upper end of the receiving block 232 is tightly attached to the blanking rail 221, and the lower end of the receiving block 232 is tightly attached to the guide seat 254, so that the accuracy of the mandrel in the conveying process is guaranteed, and the position dislocation is prevented; the conveyed mandrel is placed in the guide seat 254 for positioning and then pressed downwards, so that the accuracy in the mandrel assembling process is improved; the receiving block 232 moves slightly and greatly through the micro-motion cylinder 233 and the carrying cylinder 24, dislocation separation is achieved slightly, large-stroke carrying is achieved greatly, and carrying efficiency is improved.

As shown in fig. 6, the casing loading device 3 includes a casing vibrating-out mechanism 31 and a casing clamping and transporting mechanism 32, the casing clamping and transporting mechanism 32 corresponds to the discharging end of the casing vibrating-out mechanism 31, and the casing clamping and transporting mechanism 32 is used for transporting and loading the casing.

As shown in fig. 7, the mandrel riveting device 4 includes a riveting support 41, a riveting cylinder 42, a support frame 43 and a riveting base 44; riveting cylinder 42 is installed on riveting support 41, and riveting seat 44 is installed at the flexible end of riveting cylinder 42, and support frame 43 sets up in the frame, and support frame 43 and riveting seat 44 are in same vertical direction.

As shown in fig. 8, the machine shell turning device 5 includes a turning base 51, a two-degree-of-freedom moving mechanism 52, a clamping and rotating cylinder 53, a clamping plate 54 and an air suction gun 55, wherein the two-degree-of-freedom moving mechanism 52 is arranged on the turning base 51, the clamping and rotating cylinder 53 is arranged at the motion end of the two-degree-of-freedom moving mechanism 52, the clamping plate 54 is arranged at the two moving ends of the clamping and rotating cylinder 53, the motion end of the clamping and rotating cylinder 53 rotates and can be clamped, the air suction gun 55 is arranged at the motion end of the two-degree-of-freedom moving mechanism 52, and the lower end of the air suction gun 55 is opposite to the middle of the clamping plate 54.

As shown in fig. 9-14, the elastic piece feeding device 6 includes a chassis 61, a material belt feeding mechanism 62, an elastic piece cutting mechanism 63, an elastic piece carrying mechanism 64, and a material belt collecting mechanism 65; the material belt feeding mechanism 62 is installed on the chassis 61, the elastic sheet cutting mechanism 63 is located below the material belt feeding mechanism 62, the elastic sheet carrying mechanism 64 corresponds to the discharge end of the material belt feeding mechanism 62, and the material belt collecting mechanism 65 is connected with the lower end of the material belt feeding mechanism 62. The material belt feeding mechanism 62 is used for driving the material belt of the elastic sheet to realize feeding, the elastic sheet cutting mechanism 63 is used for separating the elastic sheet from the material belt, the elastic sheet carrying mechanism 64 is used for carrying and feeding the elastic sheet, and the material belt collecting mechanism 65 is used for cutting and collecting the material belt waste.

The material belt feeding mechanism 62 comprises an overhead table 621, a middle track 622, an auxiliary pressing wheel 623, a driving pressing wheel 624, a stepping motor 625, a resisting block 626 and an arc-shaped material rail 627; an overhead table 621 is installed on the chassis 61, a middle track 622 is arranged in the middle of the overhead table 621, a material belt is arranged in the middle track 622, an auxiliary pressure wheel 623 and a driving pressure wheel 624 are connected to the overhead table 621, the auxiliary pressure wheel 623 and the driving pressure wheel 624 correspond to the material belt in the middle track 622, the driving pressure wheel 624 is installed at the rotating end of a stepping motor 625, salient points are arranged on the circumferential edges of the auxiliary pressure wheel 623 and the driving pressure wheel 624, and the salient points correspond to round holes in the material belt; the end part of the middle rail 622 is provided with a vertical through hole, the resisting block 626 is arranged above the middle rail 622, the end part of the resisting block 626 is provided with an arc-shaped cutting edge, and the arc-shaped cutting edge is matched with the outer contour of the elastic sheet; the arc-shaped material rail 627 is connected with the discharge end of the middle rail 622.

The elastic piece cutting mechanism 63 comprises a mounting seat 631, a guide post 632, a lifting seat 633, a roller 634, a primary cylinder 636, a secondary cylinder 637, a driving inclined plate 638, a cutting block 639 and a pressing block 630, wherein the mounting seat 631 is provided with a first sliding groove 6311 and a second sliding groove 6312, the secondary cylinder 637 is movably connected in the first sliding groove 6311, the primary cylinder 636 is mounted on the mounting seat 631, the telescopic end of the primary cylinder 636 is connected with the base of the secondary cylinder 637, the driving inclined plate 638 is movably connected in the second sliding groove 6312, and the driving inclined plate 638 is connected with the telescopic end of the secondary cylinder 637; the guide post 632 is arranged on the mounting seat 631, and the lifting seat 633 is movably connected to the guide post 632 through a linear bearing; the roller 634 is rotatably connected to the lower end of the lifting seat 633, and the roller 634 is matched with the upper end surface of the driving inclined plate 638; the cutting block 639 and the pressing block 630 are both connected to the lifting seat 633, the cutting block 639 is fixedly connected with the lifting seat 633, and the pressing block 630 is connected with the lifting seat 633 through a pressed spring; briquetting 630 upper end become the T font, briquetting 630 upper end and material area phase-match, the upper end that cuts piece 639 is cylindrical, the cylinder middle part is provided with the pore. The lifting seat 633 is provided with a sharp needle 6331, and the sharp needle 6331 is matched with the round hole in the material belt. The driving inclined plate 638 is provided with a reset plane, a middle plane and a high plane, the three planes are connected through inclined planes, and the roller 634 moves from the reset plane to the middle plane to lift the cutting block 639 and the pressing block 630 together, so as to clamp the material belt; in the process that the roller 634 moves from the middle plane to the high plane, the pressing block 630 is not moved, the cutting block 639 continues to ascend, and the elastic sheet is cut.

When the elastic piece cutting mechanism 63 works, firstly, the primary air cylinder 636 extends to drive the secondary air cylinder 637 to reach a designated position, the inclined plate 638 is driven to enter, the roller 634 moves from a reset plane to a middle plane, and the pressing block 630 presses the material belt by the rising height of the lifting seat 633; then secondary cylinder 637 drives drive swash plate 638 and continues to stretch out, continues ejecting with cutting block 639, separates the shell fragment from the material area, and then primary cylinder 636 contracts, makes drive swash plate 638 withdraw from, and lift seat 633 resets under the action of gravity.

The elastic piece cutting mechanism 63 solves the problems of low elastic piece cutting quality and low cutting efficiency, the middle plane and the high plane are arranged on the driving inclined plate 638 and are used for pressing and cutting respectively, the cutting is completed through two steps, and the cutting quality is improved; adopt two cylinders control drive swash plate 638 of one-level cylinder 636 and second grade cylinder 637 to remove, compare the multistage driven mode of a cylinder, the accurate control stroke is easier, and flexible control is more swift more sensitive, improves cutting speed.

The shrapnel carrying mechanism 64 comprises a vertical seat 641, a horizontal air cylinder 642, a vertical air cylinder 643, a suction block 644, a centering column 645 and a limit sensor 646; the vertical base 641 is arranged on the base plate 61, the horizontal cylinder 642 is horizontally arranged on the vertical base 641, the vertical cylinder 643 is movably connected on the vertical base 641, the telescopic end of the horizontal cylinder 642 is connected with the vertical cylinder 643, the suction block 644 is arranged at the telescopic end of the vertical cylinder 643, the cross section of the lower end of the suction block 644 is a ring surface, the ring surface is provided with a suction hole, the centering column 645 is elastically connected to the center of the suction block 644, the lower end of the centering column 645 protrudes out of the lower end surface of the suction block 644, and the centering column 645 is matched with the center hole of the elastic sheet.

The material belt collecting mechanism 65 comprises a feeding seat 651, a cutting knife 652, a cutting cylinder 653, a pin shaft 654 and a blanking barrel 655, wherein a vertical flat feeding hole is formed in the feeding seat 651, the cutting knife 652 is cylindrical, a cutting opening 6521 is formed in one end of the cutting knife 652, the cutting opening 6521 is in a reducing opening shape, the cutting knife 652 is matched in a round hole 6511 in the feeding seat 651, a swing rod portion 6522 is arranged at the other end of the cutting knife 652, a long groove is formed in the swing rod portion 6522, the cutting cylinder 653 is horizontally fixed, and the telescopic end of the cutting cylinder 653 is matched with the long groove through the pin shaft 654 to form a groove.

When the elastic sheet feeding device 6 works, the stepping motor 625 drives the driving pressing wheel 624 to rotate so as to realize feeding of a material belt, the secondary cylinder 637 drives the driving inclined plate 638 to move so as to drive the lifting seat 633 to move upwards step by step, firstly, the pressing block 630 presses the material belt, then, the sucking block 644 of the elastic sheet carrying mechanism 64 sucks the elastic sheet from the upper part, and the cutting block 639 continues to ascend so as to cut off the elastic sheet; the elastic piece carrying mechanism 64 carries the elastic pieces, and redundant material belts enter the material belt collecting mechanism 65 to be cut off and collected.

The elastic sheet feeding device 6 solves the problems that the elastic sheet is small in structure and difficult to accurately feed after being cut, cutting is carried out by arranging the elastic sheet conveying mechanism 64 and the elastic sheet cutting mechanism 63 correspondingly, the elastic sheet is clamped by the cutting block 639 and the suction block 644, the specific position is determined, the position precision after cutting is ensured, the positioning is realized by inserting the centering column 645 into the center of the elastic sheet, the suction is realized by the suction block 644, and the conveying reliability is improved; the material belt collecting mechanism 65 utilizes the lever principle to realize the cutting of redundant material belts, is convenient for collecting, can realize the cutting once, has no idle return stroke, and has high cutting efficiency.

As shown in fig. 15-21, the rotor feeding device 8 includes a rotor feeding assembly 81, a first rotor handling assembly 82, a second rotor handling assembly 83, a rotor cleaning assembly 84, a rotor turning assembly 85 and a rotor turning assembly 86, wherein the first rotor handling assembly 82 is connected with the rotor feeding assembly 81 and the rotor turning assembly 86, the second rotor handling assembly 83 is connected with the rotor turning assembly 86, the rotor cleaning assembly 84 and the rotor turning assembly 85, the rotor turning assembly 86 is installed at the side of the rotor cleaning assembly 84, and the rotor turning assembly 85 is used for final rotor feeding; the first rotor handling assembly 82 is used for handling the rotor to the rotor cleaning assembly 84, the second rotor handling assembly 83 is used for clamping the rotor to be processed at the rotor cleaning assembly 84, and the rotor overturning assembly 85 is used for overturning and loading the rotor.

The rotor feeding assembly 81 comprises a full disc track 811, an empty disc track 812, a positioning channel 813, a pushing mechanism 814, a disc taking mechanism 815 and a disc stacking mechanism 816; the positioning channel 813 is positioned at the lower ends of the full tray track 811 and the empty tray track 812, the middle part of the positioning channel 813 is a material taking station, the pushing mechanism 814 corresponds to the positioning channel 813, the pushing mechanism 814 is connected with the full tray track 811 and the empty tray track 812, and the pushing mechanism 814 is used for horizontally pushing the tray with the rotor; the tray taking mechanism 815 is located below the full tray track 811, the tray stacking mechanism 816 is located below the empty tray track 812, the tray taking mechanism 815 is used for taking out a tray filled with a rotor from the lowest end of the full tray track 811 and placing the tray at one end of the positioning channel 813, and the tray stacking mechanism 816 is used for stacking empty trays at the empty tray track 812.

First rotor transport subassembly 82 include sideslip module 821, indulge and move cylinder 822, locating piece 823 and magnet 824, indulge and move cylinder 822 and set up the motion end at sideslip module 821, sideslip module 821 passes through synchronous belt drive, and locating piece 823 is installed and is being indulged the lower extreme that moves cylinder 822, locating piece 823 lower extreme be provided with V-arrangement recess, the middle part of locating piece 823 is provided with scarce groove 8231, magnet 824 sets up inside locating piece 823, magnet 824 corresponds V-arrangement recess.

The transfer assembly 86 comprises a folding seat 861, a limiting cylinder 862, a barrier strip 863 and a positioning seat 864; the positioning seat 864 is installed on the folding seat 861, a V-shaped groove is arranged on the positioning seat 864, the rotor is placed in the V-shaped groove, the limit cylinder 862 is installed on the folding seat 861, the barrier strip 863 is installed at the telescopic end of the limit cylinder 862, the barrier strip 863 is located above the positioning seat 864, and the barrier strip 863 corresponds to the notch 8231 in the positioning block 823.

The second rotor carrying assembly 83 comprises a portal frame 831, a transverse cylinder 832, a middle seat 833, a longitudinal cylinder 834, a finger cylinder 835 and a clamping block 836, the transverse cylinder 832 is horizontally installed on the portal frame 831, the middle seat 833 is connected to the portal frame 831 through a sliding rail, the longitudinal cylinder 834 is installed on the middle seat 833, the finger cylinder 835 is connected to the middle seat 833 through a sliding rail, the finger cylinder 835 is connected with the telescopic end of the longitudinal cylinder 834, the clamping block 836 is installed at two moving ends of the finger cylinder 835, and the opposite side surfaces of the clamping block 836 are provided with ejector pins.

The rotor cleaning assembly 84 comprises a cleaning seat 841, a feeding roll 842, a receiving roll 843, an adhesive tape 844, a locking cylinder 845 and a pressing frame 846; the feeding roll 842 and the receiving roll 843 are positioned at two sides of the cleaning seat 841, the central shaft of the receiving roll 843 is provided with an active motor 848, the adhesive tape 844 is wound on the feeding roll 842 and the receiving roll 843, the adhesive tape 844 passes through the upper end of the cleaning seat 841, a guide roller 847 is arranged at the side of the cleaning seat 841, the guide roller 847 guides the adhesive tape 844 and then winds upwards, and the upper end surface of the adhesive tape 844 is an adhesive layer; compress tightly frame 846 and install the flexible end at locking cylinder 845, locking cylinder 845 is fixed on clean seat 841, compresses tightly frame 846 removal cooperation in clean seat 841 upper end, and the upper end that compresses tightly frame 846 is provided with layering 8461, and layering 8461 is located the up end top of clean seat 841, and the upper end of clean seat 841 is provided with the heavy groove 8411 of bar, and layering 8461 corresponds the both ends of the heavy groove 8411 of bar, compresses tightly the sticky tape from both ends. The width of the strip-shaped sunken groove 8411 is matched with the height of the thicker part of the rotor, the pressing strip 8461 is concave, the bottom surface of the pressing strip 8461 is provided with convex ribs, and the contact area between the convex ribs and the adhesive layer of the adhesive tape 844 is reduced. The material receiving roll 843 is provided with a shading sheet and a photoelectric sensor, and the material receiving roll 843 is provided with a damper.

When the rotor cleaning assembly 84 works, the locking cylinder 845 drives the pressing frame 846 to descend, the pressing strip 8461 presses the adhesive tape on the cleaning seat 841, then the rotor rolls up the adhesive tape to stick dust on the surface of the rotor by adhering to the adhesive tape by adhering to the surface of the adhesive tape, and then the feeding roll 842 is matched with the receiving roll 843 to move the adhesive tape to continue cleaning of the next rotor.

Clean subassembly 84 of rotor has solved the clean washing operation of rotor complicacy, need air-dry the many problems of process flow, glue through setting up sticky tape 844 and remove debris such as dust, glue the collection of the dust of being more convenient for of the mode of removing, moreover, the steam generator is simple in structure, the sticky tape can realize the automatic feeding of replacing, realize replacing not having sticky tape position, improve the dust and glue the reliable degree that removes, and the heavy groove 8411 of bar that the upper end of clean seat 841 set up, not only be suitable for the cleanness of thick portion in the middle of the rotor, also can clean both ends axle side, clean degree is higher.

The rotor overturning assembly 85 comprises an overturning support 851, a lowering cylinder 852, a lifting plate 853, a rotating cylinder 854, a rotating table 855, a clamping cylinder 856 and a clamping block 857; the lifting plate 853 is connected to the turning support 851 through a slide rail, the lower air cylinder 852 is installed above the turning support 851, and the telescopic end of the lower air cylinder 852 is connected with the lifting plate 853; the revolving cylinder 854 is installed on the lifter plate 853, the revolving stage 855 is installed at the end of rotation of the revolving cylinder 854, the clamping cylinder 856 is installed on the revolving stage 855, the clamping block 857 is installed at the two ends of movement of the clamping cylinder 856, the side end of the clamping block 857 is protruded, and the protruded part is used for clamping.

When the rotor feeding device 8 works, the first rotor carrying assembly 82 takes the rotor out of the rotor feeding assembly 81 and places the rotor at the position of the transfer assembly 86, then the second rotor carrying assembly 83 clamps the rotor at the position of the transfer assembly 86, and the rotor slowly rolls along the upper part of the rotor cleaning assembly 84 to realize side cleaning; and finally, the rotor overturning assembly 85 clamps the rotor on the second rotor carrying assembly 83 to overturn by ninety degrees, so that vertical feeding is realized.

The rotor feeding device 8 solves the problem that the rotor cannot be cleaned and fed after being taken out of a material tray, the rotor is conveyed by two different conveying modes of the first rotor conveying assembly 82 and the second rotor conveying assembly 83, the first rotor conveying assembly 82 adopts a magnetic suction mode to take materials, and the magnetic suction mode is simple and efficient; the second rotor carrying assembly 83 adopts a mode of clamping a central hole of the rotor, so that the horizontal rotation of the rotor is adapted, and the subsequent cleaning is convenient; the transfer assembly 86 is arranged for transferring, so that the first rotor carrying assembly 82 is connected with the second rotor carrying assembly 83, and the two carrying assemblies are adopted to improve the feeding efficiency of the rotors; through setting up rotor upset subassembly 85 and linking second rotor handling subassembly 83, clip the one end of rotor, realize the upset, be convenient for realize the rotor material loading from the top.

The motor rotor assembling method comprises the following steps of:

s1 motor mandrel feeding: the motor mandrel feeding device 2 separates the mandrel and carries the mandrel to the upright device in the jig rotating device 1

In the jig 17;

s2 casing feeding: the shell feeding device 3 conveys the shell to the normal loading jig 17 to realize feeding;

s3 mandrel riveting: the mandrel riveting device 4 compresses the mandrel in the shell;

s4 turning the case: the shell turnover device 5 turns over the shell with the mandrel and then places the shell in the reverse installation jig 18;

s5 assembling the elastic sheet: the elastic sheet feeding device 6 is assembled on a mandrel in the shell after the elastic sheets are cut;

s6 mandrel oiling: the core shaft oiling device 7 coats the core shaft with oil;

s7 rotor assembly: the rotor feeding device 8 is used for cleaning the rotor and then conveying the cleaned rotor to the mandrel to realize assembly; s8 blanking: the product blanking device 9 clamps the formed products out of the reverse installation jig 18 to realize blanking.

Claims

1. A permanent magnet direct current motor mandrel feeding device is characterized by comprising a support (21), a rail falling assembly (22), a receiving assembly (23), a carrying cylinder (24) and a pressing assembly (25), wherein the rail falling assembly (22) is installed on the support (21), the receiving assembly (23) is movably connected to the support (21) through a sliding rail, the carrying cylinder (24) is horizontally installed on the support (21), the telescopic end of the carrying cylinder (24) is connected with the receiving assembly (23), the pressing assembly (25) corresponds to a feeding station, and the receiving assembly (23) is connected with the rail falling assembly (22) and the pressing assembly (25); the receiving assembly (23) comprises a primary moving plate (231), a receiving block (232), a micro-motion cylinder (233), a stop block (234), a blocking cylinder (235) and a secondary moving plate (236); the primary moving plate (231) is connected to the support (21) through a sliding rail, and the primary moving plate (231) is connected with the telescopic end of the carrying cylinder (24); the second grade moves board (236) and moves on board (231) through sliding rail connection one-level, the second grade moves board (236) and is connected with the flexible end of fine motion cylinder (233), install on board (231) is moved to the one-level fine motion cylinder (233), connect and get piece (232) and block cylinder (235) and install on board (236) is moved to the second grade, it is provided with vertical connecing on piece (232) and gets the through-hole to connect, it is provided with the horizontally logical groove on piece (232) to connect, dog (234) remove the cooperation in logical groove, dog (234) are connected with the flexible end that blocks cylinder (235), dog (234) are located the lower extreme that connects and get piece (232).

2. The permanent magnet direct current motor mandrel feeding device according to claim 1, wherein a notch (2321) is further formed in the lower end of the receiving block (232), the notch (2321) is used for enabling an optical path of the optical fiber sensor (2322) to pass through, and the optical fiber sensor (2322) is connected to the support (21).

3. The permanent magnet direct current motor mandrel feeding device is characterized in that the pressing assembly (25) comprises a pressing cylinder (251), a sliding seat (252), a sliding sleeve (253), a guide seat (254), a thimble (255) and a jacking cylinder (256); the downward-pressing air cylinder (251) is arranged on the sliding base (252), the sliding sleeve (253) is connected onto the sliding base (252), the sliding sleeve (253) is connected with the telescopic end of the downward-pressing air cylinder (251), the jacking air cylinder (256) is installed at the upper end of the sliding sleeve (253), the middle part of the sliding sleeve (253) is provided with a guide seat (2531), the thimble (255) is matched in the guide seat (2531), and the thimble (255) is connected with the telescopic end of the jacking air cylinder (256); the guide seat (254) is arranged at the lower end of the sliding sleeve (253), and a round hole is formed in the middle of the guide seat (254).

4. The spindle feeding device for the permanent magnet direct current motor is characterized in that the distance between the guide seat (254) and the guide seat (2531) is matched with the height of the receiving block (232).

5. The permanent magnet direct current motor mandrel feeding device is characterized in that the falling rail assembly (22) comprises a falling rail (221), a side connecting seat (222), a pressing block (223) and a pressing cylinder (224); the side connecting seat (222) is arranged below the blanking rail (221), the pressing cylinder (224) is fixed on the side connecting seat (222), and the telescopic end of the pressing cylinder (224) is connected with the pressing block (223).

6. The permanent magnet direct current motor mandrel feeding device according to claim 5, wherein vertical fine holes are formed in the blanking rail (221), mandrels can pass through the fine holes, rectangular holes are formed in the side edge of the lower end of the blanking rail (221), the rectangular holes correspond to the fine holes, the pressing blocks (223) are movably matched in the rectangular holes, and the pressing blocks (223) correspond to the fine holes.

7. The spindle feeding device of the permanent magnet direct current motor according to claim 5, wherein an optical fiber sensor (225) is disposed at an upper end of the blanking rail (221), the optical fiber sensor (225) corresponds to the fine hole, and the upper end of the blanking rail (221) is connected to the vibrating feeder.

8. A permanent magnet direct current motor mandrel feeding method is characterized in that a mandrel falls down from a blanking rail (221), a pressing block (223) is loosened and falls into a receiving block (232), the pressing block (223) presses the mandrel above the mandrel, then a micro-motion cylinder (233) drives the receiving block (232) to move laterally, and then a carrying cylinder (24) moves a receiving assembly (23) to a lower pressing assembly (25) together; the blocking cylinder (235) drives the stop block (234) to leave, so that the mandrel falls into the guide seat (254), the receiving assembly (23) is withdrawn, the ejector pin (255) descends, the mandrel is ejected, and feeding is achieved.

9. A permanent magnet direct current motor rotor assembling device is characterized by comprising a rack, a jig rotating device (1), a motor mandrel feeding device (2), a casing feeding device (3), a mandrel riveting device (4), a casing overturning device (5), a spring plate feeding device (6), a mandrel oiling device (7), a rotor feeding device (8) and a product discharging device (9), wherein the jig rotating device is installed on the rack; a plurality of stations are arranged on the circumference of the jig rotating device (1), and are respectively a motor mandrel feeding station, a shell feeding station, a riveting station, a turning station, a spring plate feeding station, an oiling station, a rotor feeding station and a discharging station, wherein the motor mandrel feeding device (2), the shell feeding device (3), the mandrel riveting device (4), the shell turning device (5), the spring plate feeding device (6), the mandrel oiling device (7), the rotor feeding device (8) and the product discharging device (9) sequentially correspond to one circle of the jig rotating device (1) along the machining direction; the motor spindle feeding device (2) is a permanent magnet direct current motor spindle feeding device according to any one of claims 1 to 7.

10. The permanent magnet direct current motor rotor assembling equipment according to claim 9, wherein the jig rotating device (1) is used for carrying and moving assembling parts to realize circumferential rotation, the motor mandrel feeding device (2) and the machine shell feeding device (3) are used for realizing mandrel and machine shell feeding, and the mandrel riveting device (4) is used for pressing the mandrel in the machine shell; casing turning device (5) are arranged in realizing the upset with the casing, and shell fragment loading attachment (6) are arranged in assembling the shell fragment to the casing, and dabber filling device (7) are arranged in scribbling lubricating oil to the centre, and rotor loading attachment (8) are used for wasing the rotor to assemble the dabber on, product unloader (9) are used for carrying out the unloading.