CN212420375U - Driving motor production line - Google Patents

Abstract

The utility model provides a driving motor production line, attach together equipment and be located respectively including stator and rotor the stator and rotor attach together rotor assembly line and the assembly line of the left and right sides of equipment, the assembly line with the rotor assembly line all is the annular and arranges, the rotor assembly line with stator and rotor attach together the position that equipment corresponds and is provided with rotor ejection of compact station, the assembly line with stator and rotor attach together the position department that equipment corresponds and be provided with and attach together material loading station, stator and rotor attach together both sides and are provided with respectively and attach together station and stator material loading station around the equipment. The utility model provides a driving motor production line will attach together the technical scheme that the station set up on the assembly line with the tradition and compare, not only let the assembly line save a material loading station, can link up rotor assembly line and assembly line moreover, reduce the material that needs the turnover, the cost is higher relatively and production cycle is longer relatively.

Description

Driving motor production line

Technical Field

The utility model relates to a driving motor production facility, especially a driving motor production line.

Background

At present, an assembly production line of the vehicle driving motor mainly adopts a layout structure of sub-sections, one part of rotor assembly, one part of stator assembly and one part of assembly are independently produced in different areas, materials need to be turned over in different areas, the cost is relatively high, and the production period is relatively long.

In addition, with the development of automation equipment, some manufacturers of driving motors can set automation assembly equipment on some stations of the assembly line of the driving motors, however, such automation assembly equipment is usually set beside the production line, and it is necessary to clamp and take the workpieces on the production line to the automation assembly equipment by means of manual work or a mechanical arm, and the workpieces are put back to the production line after corresponding processes are completed.

In view of the above, the applicant has made an intensive study on the structure of a driving motor production line, and has made this proposal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cost is lower relatively and production cycle is shorter relatively driving motor production line.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a driving motor production line, attaches together equipment and is located respectively including deciding the rotor the stator and rotor attach together the rotor assembly line and the assembly line of the left and right sides of equipment, the assembly line with the rotor assembly line all is the annular and arranges, the rotor assembly line with decide the rotor to attach together the position that equipment corresponds and be provided with rotor ejection of compact station, the assembly line with decide the rotor to attach together the position department that equipment corresponds and be provided with and attach together material loading station, decide the rotor to attach together both sides and be provided with respectively and attach together station and stator material loading station around the equipment.

As an improvement of the utility model, the stator and rotor attaches together equipment including attaching together work platen, fixed connection attach together slide rail set, sliding connection on the work platen slide rail set is last slide, be used for the drive the gliding moving cylinder of slide, setting are in roof pressure subassembly, the setting of slide below are in the clamping jaw subassembly of slide rail set both sides and be located two the pressure equipment subassembly of clamping jaw subassembly top, the one end orientation of slide rail set attach together the station, the other end orientation stator material loading station.

As an improvement of the utility model, place on the rotor assembly line with rotor complex rotor retinue frock, place on the assembly line with driving motor's casing complex assembly retinue frock.

As an improvement of the utility model, a rotor loading station, a rotor shaft loading station, an iron core assembling station, a rear balance plate locking station, a magnetizing station, a surface magnetizing station, a dynamic balance testing station, a bearing assembling station, a rear cover assembling station and a rotor discharging station are sequentially arranged on the rotor assembling line; the assembly line is sequentially provided with a shell feeding station, a front cover locking station, an overturning station, a combining station, a rear cover locking station, an oil seal assembling station, a junction box locking station, a wire harness assembling station and a discharging station.

As an improvement of the utility model, the rotor assembly line and/or the assembly line includes a plurality of end-to-end connection's conveyor, conveyor includes two mutual parallel arrangement's gyro wheel track, the rotor assembly line and/or all be provided with on each station of assembly line and be used for blockking that the retinue frock that corresponds continues to be by the conveying stop mechanism and be used for preventing that the retinue frock that corresponds from returning and prevent returning the mechanism.

As an improvement of the utility model, be provided with back balance plate locking equipment on the back balance plate locking station, back balance plate locking equipment is including wearing to be equipped with the correspondence conveyor's back balance plate locking frame, be located the correspondence locking device directly over conveyor and be located the correspondence the retinue frock elevating gear of conveyor below, the rotor retinue frock is including supporting simultaneously two layer board, setting on the gyro wheel track are in rotor positioning seat and setting on the layer board are in rotor on the rotor positioning seat splines the piece.

As an improvement of the utility model, an iron core assembling device is arranged on the iron core assembling station, the iron core assembling device comprises an iron core assembling frame provided with the corresponding conveying device, a core pressing device positioned right above the corresponding conveying device and a traveling tool lifting device positioned below the corresponding conveying device, the core pressing device comprises a core pressing guide rod vertically arranged on the frame, a core pressing slide vertically and slidably connected on the core pressing guide rod, a core pressing electric push rod for driving the core pressing slide to slide, a transverse slide rail horizontally and fixedly connected at the lower end of the core pressing slide, a core pressing slide slidably connected on the transverse slide rail, a transverse moving cylinder for driving the core pressing slide to slide, and a core pressing head and a detection camera respectively fixedly connected on the core pressing slide, the lens of the detection camera is arranged downwards, and the straight line formed by the arrangement of the detection camera and the pressing core pressing head is the same as the length direction of the transverse moving slide rail.

As an improvement of the utility model, the bolts to be locked on the shell of the drive motor are evenly distributed by taking the axis of the shell of the drive motor as the center, the front cover locking station and the rear cover locking station are respectively provided with a shell locking device which comprises a shell locking frame, the shell locking rack is provided with a rotating mechanism for driving a driving motor to rotate, a lifting plate which is positioned above the rotating mechanism and is vertically and slidably connected with the rack, a lifting driving device for driving the lifting plate to slide, a cross sliding table arranged on the lifting plate, and a bolt locking device and a thread dispensing device which are arranged on the cross sliding table, the distance between the execution tail end of the bolt locking device and the execution tail end of the thread dispensing device is equal to the horizontal distance between two adjacent bolts to be locked on the shell of the driving motor.

As an improvement of the utility model, be provided with oil blanket equipment on the oil blanket equipment station, oil blanket equipment includes oil blanket equipment work platen, conveyor follows oil blanket equipment work platen passes in the top, oil blanket equipment work platen is being located two of corresponding conveyor position department between the gyro wheel track is provided with oil blanket climbing mechanism, corresponds conveyor is other or corresponds conveyor top is provided with the mechanism that pushes down that is used for compressing tightly driving motor.

Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:

1. through will attach together equipment and independently come out and set up at rotor assembly line and assembly line from the assembly line to set up stator material loading station on attaching together equipment, compare with the tradition and will attach together the technical scheme that the station set up on the assembly line, not only let the assembly line save a material loading station, can link up rotor assembly line and assembly line in addition, reduce the material that needs the turnover, the cost is higher relatively and production cycle is longer relatively.

2. Through set up the detection station on the assembly line, not only can in time discover the defective products, improve production quality, avoid the material in the assembly line moreover and examine the turnover between the platform, production efficiency is higher.

3. Through letting conveyor pass the frame or the work platen that correspond the station, need not to carry the work piece and can accomplish the equipment process that corresponds the station, further improve production efficiency, reduction in production cost, and greatly reduced the occupation of land space.

Drawings

Fig. 1 is a schematic view of the layout structure of the driving motor production line of the present invention, in which the rotor assembly line and the assembly line are only schematic;

FIG. 2 is a schematic structural view of an assembly line of the driving motor production line according to the present invention;

fig. 3 is a schematic structural view of a rotor assembly line of the driving motor production line of the present invention;

FIG. 4 is a schematic structural view of the stator-rotor assembling apparatus of the present invention;

fig. 5 is a schematic sectional structure view of the top pressure assembly of the present invention;

fig. 6 is a schematic structural diagram of the iron core assembling apparatus of the present invention, in which some parts are omitted;

fig. 7 is a schematic structural view of another view angle of the iron core assembling apparatus according to the present invention, and some parts are omitted in the drawing;

fig. 8 is a schematic sectional structure of the rotor traveling tool of the present invention;

fig. 9 is a schematic sectional structure of the traveling tool lifting device of the present invention;

fig. 10 is a schematic structural view of the rear balancing plate locking device of the present invention, with parts omitted;

fig. 11 is a schematic structural view of the housing locking device of the present invention;

fig. 12 is a schematic structural view of a cross slide table of the casing locking device of the present invention, in which some parts are omitted;

fig. 13 is a schematic structural view of the bolt locking device and the thread dispensing device of the present invention;

fig. 14 is a sectional structure diagram of the bolt locking device of the present invention;

fig. 15 is a schematic structural view of the middle traveling tool lifting and rotating device of the present invention, in which the traveling tools are shown separately;

fig. 16 is a schematic sectional structure view of the middle traveling tool lifting and rotating device of the present invention, in which the traveling tool is omitted;

fig. 17 is a schematic structural view of the oil seal assembling apparatus of the present invention, in which parts such as the blocking mechanism are omitted;

fig. 18 is a schematic structural view of a pressing mechanism of the oil seal assembling apparatus of the present invention;

fig. 19 is a schematic structural view of an oil seal jacking structure, a lifting mechanism and a rotating mechanism of the oil seal assembling equipment of the present invention;

fig. 20 is the utility model discloses the oil blanket jacking structure, elevating system and the rotary mechanism position of oil blanket equipment dissect the schematic structure.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments.

The embodiment provides a driving motor production line, this driving motor is common driving motor in the market, generally include procapsid and the back casing through mutual locking of bolt, wherein back casing also is called back lid, wherein set up on the procapsid and use this driving motor casing's axis as the even cloth screw hole in center, set up the through-hole with each screw hole one-to-one on the back casing, through the bolt interlude realize the connection of front and back casing in the through-hole and the screw hole that correspond, before using the equipment that this embodiment provided, need alternate in advance each bolt in the through-hole and the screw hole that correspond, consequently, the bolt that treats locking on the driving motor casing uses this driving motor casing's axis as the even cloth in center.

As shown in fig. 1 to fig. 3, the driving motor production line provided by this embodiment includes a stator-rotor-assembly apparatus 100, and a rotor assembly line 200 and an assembly line 300 respectively located at the left and right sides of the stator-rotor-assembly apparatus 100, wherein the assembly line 200 and the rotor assembly line 300 are both arranged in a ring shape, and the rotor assembly line 200 and/or the assembly line 300 includes a plurality of end-to-end conveying devices, which are described as an example in this embodiment, the conveying devices include two roller tracks 201 arranged in parallel, and such conveying devices having two roller tracks 201 are conventional conveying devices, and can be directly purchased from the market, and are not the main points of this embodiment, and are not described in detail herein. In addition, the driving motor production line provided in this embodiment further includes a control system, and the operation timings of the assembly line 200 and the rotor assembly line 300 and the devices or mechanisms mentioned below are controlled by the control system, which is a conventional control system, such as an industrial computer, and is available directly from the market, and is not the focus of this embodiment, and will not be described in detail herein.

The rotor assembly line 200 is provided with a rotor discharging station 202 at a position corresponding to the stator and rotor assembling equipment 100, the assembly line 300 is provided with a assembling loading station 301 at a position corresponding to the stator and rotor assembling equipment 100, and the stator and rotor assembling equipment 100 is provided with an assembling station 101 and a stator loading station 102 at the front side and the rear side respectively.

As shown in fig. 4 and 5, the stator and rotor assembling apparatus 100 includes an assembling frame 110, the assembling frame 110 has an assembling worktable 111, the stator and rotor assembling apparatus provided in this embodiment further includes a sliding rail set 120 fixedly connected to the assembling worktable 111, a sliding plate 130 slidably connected to the sliding rail set 120, a moving cylinder 140 for driving the sliding plate 130 to slide, a pressing assembly 150 disposed below the sliding plate 130, clamping jaw assemblies 160 respectively disposed at two sides of the sliding rail set 120, and a pressing assembly 170 disposed above the two clamping jaw assemblies 160, wherein one end of the sliding rail set 120 faces the assembling station 101 (see fig. 1) and the other end faces the stator loading station 102 (see fig. 1).

The slide rail set 120 includes two slide rails arranged flatly, and the fit-together work table 111 is provided with a through groove at a position between the two slide rails, so that the top pressing assembly 150 can be disposed below the fit-together work table 111, and occupation of an operation space above the fit-together work table 111 is reduced. Preferably, the two ends of the sliding rail set 120 are respectively provided with a buffer 121 matched with the sliding plate 130, so that the kinetic energy of the sliding plate 130 at the moment of stopping movement can be effectively absorbed, and the working stability of the sliding plate can be ensured.

The piston rod of the moving cylinder 140 is directly and fixedly connected with the sliding plate 130, so that the transmission is realized. The sliding plate 130 is provided with a positioning sleeve 131 and two or more cushion blocks 132 uniformly distributed around the positioning sleeve 131, wherein at least one cushion block 132 is provided with a positioning column 133 matched with the housing of the driving motor, and certainly, the sliding plate 130 may also be directly provided with the positioning column if necessary. Further, the slide plate 130 is opened at a position corresponding to the positioning sleeve 131 with a through hole communicating with an inner hole of the positioning sleeve 131 so that a positioning cylinder 155, which will be mentioned later, can be fitted with a rotor of the driving motor through the through hole.

The press-fitting assembly 170 includes a connecting plate 151 fixedly connected to the sliding plate 130 and located below the press-fitting work table 111, a guide rod 152 vertically arranged and having an upper end fixedly connected to the connecting plate 151, a push rod 153 vertically slidably connected to the connecting plate 151, a lifting plate 154 slidably connected to the guide rod 152 and fixedly connected to a lower end of the push rod 153, and a top pressure driving device for driving the lifting plate 154 to slide, wherein the upper end of the push rod 153 is fixedly connected or integrally connected to a positioning cylinder 155 coaxially arranged with the positioning sleeve 131. Thus, the lifting plate 154 can drive the positioning cylinder 155 to move up and down through the guide rod 152 under the driving of the pressing driving device. It should be noted that there may be more than two guide rods 152, in which case the lifting plate 154 is slidably connected to each guide rod 152 at the same time.

The pressing driving device may be a conventional device, such as an air cylinder or a hydraulic cylinder driving device, in order to improve the accuracy of the up-and-down movement position of the positioning cylinder 155, in this embodiment, the lower ends of the guide rods 152 are fixedly connected with the supporting plate 156, and when there are more than two guide rods 152, the supporting plate 156 is simultaneously and fixedly connected to the lower end of each guide rod 152; the jacking driving device comprises a jacking motor 157 fixedly arranged on a supporting plate 156, a driving belt pulley 158 connected to an output shaft of the jacking motor 157, a jacking screw rod 159 vertically arranged and with the upper end rotatably connected to a lifting plate 154, a jacking screw nut 181 spirally connected to the jacking screw rod 159, a hollow rotating rod 182 fixedly sleeved on the jacking screw nut 181, a driven pulley 183 fixedly sleeved on the hollow rotating rod 182 and a synchronous belt 184 wound between the driving belt pulley 158 and the driven pulley 183, wherein the hollow rotating rod 182 is directly or indirectly rotatably connected to the supporting plate 156 and/or the lifting plate 154 through a bearing, so that the jacking screw rod nut 181 can be driven to rotate through the jacking motor 157, the jacking screw rod 159 is driven to move up and down, the lifting plate 154 is driven to move up and down, and the movement precision is relatively high.

Preferably, a vertically arranged strut 185 is fixedly connected to the connecting plate 151, a first sensor 186 and a second sensor 187 are sequentially arranged on the strut 185 from top to bottom, and a sensing block 188 matched with the first sensor 186 and the second sensor 187 is arranged on the lifting plate 154. Both the first sensor 186 and the second sensor 187 are in communication with the control system, which may form a closed loop control system with greater accuracy in the position of the movement. Further, there are two first sensors 186 and two second sensors 187, respectively.

The two clamping jaw assemblies 160 are identical in structure and are arranged oppositely, taking one clamping jaw assembly 160 as an example, the clamping jaw assembly 160 comprises a supporting seat 161 fixedly connected to the combined working table plate 111, a sliding seat 162 horizontally and slidably connected to the supporting seat 161, and nylon clamping blocks 163 arranged on the sliding seat 162, wherein the sliding direction of the sliding seat 162 is perpendicular to the sliding direction of the sliding plate 130, the number of the nylon clamping blocks 163 is two, and the horizontal sections of the two nylon clamping blocks 163 are arranged in a splayed manner.

The press-fitting assembly 170 includes a slide bar 171 vertically arranged and having a lower end fixedly coupled to the press-fitting work table 111, a slide table 172 slidably coupled to the slide bar 171, a push rod motor 173 for driving the slide table 172 to slide, and a press head 174 fixedly coupled to a lower side of the slide table 172, wherein the press head 174 and the positioning cylinder 155 are coaxially arranged. Slide bar 171 has more than two, and slip table 172 is sliding connection simultaneously on each slide bar 171, and the same roof 175 that goes up of the upper end fixedly connected with of each slide bar 171, and push rod motor 173 installs on roof 175, and is preferred, and the upside of slip table 172 is provided with the T-slot, and fixedly connected with sliding connection is at the slider of T-slot inslot on push rod motor 173's the push rod to this realizes being connected between push rod motor 173 and the slip table 172, and the installation and maintenance are dismantled conveniently. In addition, the upper top plate 175 is also fixedly connected with a grating scale 176 which is vertically arranged, the sliding table 172 is fixedly connected with a grating reading head 177 which is matched with the grating scale 176, and the grating reading head 177 is in communication connection with a control system.

When the stator clamping device is used, a loaded stator is placed on the sliding plate 130 at the stator loading station 102 through a manual or mechanical arm, then the sliding plate 130 is driven to move to the position right below the press-fitting assembly 170 through the moving cylinder 140, then the stator is clamped through the two clamping jaw assemblies 160, and then the rotor is clamped and pre-loaded into the stator at the discharging station 202 through a manual or mechanical arm; after the above actions are completed, the press-fitting assembly 170 and the press-fitting assembly 170 are operated to be matched with each other to clamp the rotor at the assembling station 101, then the rotor is pressed downwards into the stator to realize the assembling of the stator and the rotor, and the assembled assembly is conveyed to the assembly line 300 at the assembling and feeding station 301 through manual work or mechanical hands.

As shown in fig. 1-3 and 6-9, a rotor loading station 203, a rotor shaft loading station 204, an iron core assembling station 205, a rear balance plate locking station 206, a magnetizing station 207, a surface magnet station 208, a dynamic balance testing station 209, a bearing assembling station 291, a rear cover assembling station 292, and a rotor discharging station 202 are sequentially arranged on a rotor assembling line 200, a rotor traveling tool 230 matched with a rotor is placed on the rotor assembling line 200, and the rotor traveling tool 230 includes a supporting plate 231 which simultaneously abuts against two corresponding roller rails 201, a rotor positioning seat 232 arranged on the supporting plate 231, and a rotor rotation stopping member 233 arranged on the rotor positioning seat 232. The support plate 231 is a square plate, a through hole is formed in the center thereof, the two sides in the length direction thereof are respectively provided with a buffer block 234 for preventing the two rotor traveling tools 230 from generating rigid collision, the center of the support plate 231 is formed with a through hole, and the support plate 231 is formed with positioning holes which are in one-to-one fit with the positioning posts 426b which will be mentioned below. The positioning seat 232 can be the positioning seat of integral type, also can be the assembled positioning seat, in this embodiment, positioning seat 232 position assembled positioning seat, it includes the base 232a with layer board 231 fixed connection, fixed connection is at the connecting seat 232b of base 232a upper end and the frock dish 232d that is connected through bolt 232c and connecting seat 232b, wherein, base 232a has the holding ring of interlude in perforating, be convenient for the fast assembly between positioning seat 232 and the layer board 231 like this, base 232a, set up the hole of mutual coaxial arrangement on connecting seat 232b and the frock dish 232d respectively, wherein, be provided with interior bulge loop on the hole lateral wall of connecting seat 232b, frock dish 232d alternates in the hole of connecting seat 232b and supports the upper surface of the interior bulge loop in top. The specific structure of the rotor rotation stopping member 233 can be set according to actual requirements, for example, the rotor rotation stopping member 233 is set as a gear fixedly disposed in the inner hole of the connecting seat 232b and used for matching with an inner gear ring on the rotor, when the rotor assembly is placed on the working disk 232d, the rotor shaft thereof is inserted into the corresponding inner hole and meshed with the gear, so as to achieve the effect of preventing the rotor shaft from rotating, in this embodiment, the rotor rotation stopping member 233 is a brake pin slidably inserted into the tooling disk 232d and used for matching with the rotor shaft on the rotor, when the rotor assembly is placed on the tooling disk 232d, the rotor shaft thereof is inserted into the corresponding inner hole, at this time, the rotor shaft and the tooling disk 232d are fixedly connected together by pressing on the key groove of the rotor shaft, so as to achieve the effect of preventing the rotor shaft from rotating, of course, the rotor rotation stopping member 233 can also be set in other structural forms, such as rubber clasping structures and the like, which are not exhaustive here.

For convenience of description, in this embodiment, the conveying direction of the conveying device passing through each station is taken as the right side of the corresponding station, and the other corresponding direction is taken as the left side of the corresponding station, that is, the left and right directions of different stations may be different or even opposite, and the left and right directions of each station and the left and right directions of the stator and rotor combining device 100 may be different or even opposite.

Iron core assembling equipment 400 is arranged on the iron core assembling station 205, the iron core assembling equipment 400 comprises an iron core assembling rack 430, the iron core assembling rack 430 is provided with an iron core assembling working table 431, a corresponding conveying device on a rotor assembling line 200 penetrates through the iron core assembling rack 430, specifically, the conveying device corresponding to the rotor assembling line is positioned on the iron core assembling working table 431, and the iron core assembling equipment 400 further comprises a core pressing device 450 positioned right above the corresponding conveying device and a traveling tool lifting device 420 positioned below the corresponding conveying device.

The core pressing device 450 comprises core pressing guide rods 451 vertically arranged on a core assembling work table 431 of a core assembling frame 430, a core pressing slide seat 452 vertically and slidably connected to the core pressing guide rods 451, a core pressing electric push rod 453 for driving the core pressing slide seat 452 to slide, a traverse slide rail 454 horizontally and fixedly connected to the lower end of the core pressing slide seat 452, a core pressing slide plate 455 slidably connected to the traverse slide rail 454, a traverse air cylinder 459 for driving the core pressing slide plate 455 to slide, and a core pressing head 457 and a detection camera 458 which are respectively and fixedly connected to the core pressing slide plate 455, wherein the number of the core pressing guide rods 451 is four, the core pressing slide seat 452 is simultaneously and slidably connected to the four core pressing guide rods 451 through a sliding sleeve, the same core pressing mounting plate 456 is fixedly connected to the upper ends of the four core pressing guide rods 451, a housing of the feeding electric push rod 453 is fixedly connected to the core pressing mounting plate 456, the, and is fixedly connected to the push rod of the feed electric push rod 453. The lens of the inspection camera 458 is arranged vertically downward, and the straight line formed by the arrangement of the inspection camera 458 and the core pressing ram 457 is the same as the length direction of the traverse slide 454. In addition, the core pressing sliding plate 455 is provided with a core pressing light source 414 at a side of the inspection camera 458 far from the core pressing head 457 to provide sufficient light for the inspection camera 458, and specifically, the core pressing light source 414 is a fluorescent lamp or LED, etc., which is fixedly connected to the core pressing sliding plate 455 through a support rod.

Preferably, the vertically arranged grating scale 415 is directly or indirectly fixedly connected to the iron core assembly frame 430, and specifically, the grating scale 415 is indirectly fixedly connected to the iron core assembly frame 430 by being fixedly connected to the core pressing mounting plate 456. The core-pressing slide 452 is fixedly connected with a grating reading head 416 matched with the grating scale 415, and of course, the grating reading head needs to be in communication connection with a control system, so that the pressing stroke of the core-pressing pressure head 457 can be controlled conveniently, and the damage to a driving motor caused by over-pressing is avoided.

Further, the iron core assembly working table 431 of the iron core assembly rack 430 is provided with an iron core limiting device 460 at a position beside the corresponding conveying device, the iron core limiting device 460 comprises a height increasing frame 461 fixedly connected to the iron core assembly working table 431 of the iron core assembly rack 430, a limiting plate 462 horizontally slidably connected to the height increasing frame 461, and a limiting cylinder 463 for driving the limiting plate 462 to slide, wherein one end of the limiting plate 462 faces the traveling tool lifting device 420, and is provided with a limiting groove matched with the rotor iron core, the limiting groove is an arc groove, the arc radius of the limiting groove is matched with the radius of the rotor iron core, when the iron core assembly rack is used, the limiting plate 462 can be abutted against the rotor iron core, and the rotor iron core is prevented from being skewed before or during the pressing process of the pressing core pressing head 457.

The pallet lift 420 may be a conventional cylinder or cylinder driven lift, preferably, in this embodiment, the traveling tool elevating device 420 includes a bearing block 421 fixedly coupled to a lower side surface of the core assembling work table 431 of the core assembling frame 430, an elevating screw 422 vertically inserted through the bearing block 421, a screw nut 423 screw-coupled to the elevating screw 422, and a support plate 426 fixedly coupled to the screw nut 423, wherein, the bearing seat 421 is provided with a step hole, the lower end of the lifting screw 422 is pressed tightly on the step surface of the step hole through the end face bearing 224, the lower end of the lifting screw 422 is fixedly connected or integrally connected with a lifting transmission rod 425 coaxially arranged with the lifting screw 422, the lower end of the lifting transmission rod 425 is inserted into the end face bearing 424 and is in transmission connection with a lifting motor 427 of which the shell is fixedly connected to the bearing seat 421; the supporting disc 426 is located between the two roller rails 201, and the supporting disc 426 is fixedly connected with a guide rod 428 vertically movably connected to the iron core assembling work table 431 of the iron core assembling frame 430, so as to prevent the supporting disc 426 from rotating along with the lifting screw 422, in addition, the supporting disc 426 is provided with a plurality of cushion blocks 426a uniformly distributed by taking the axis of the supporting disc 426 as the center, wherein the two cushion blocks 426a are provided with the above-mentioned positioning columns 426b, so as to prevent the traveling tool 230 from shifting in the lifting process.

When the device is used, a rotor of an iron core to be assembled is placed on a tool disc 232d of a rotor traveling tool 230, a rotor shaft of a rotor assembly 300 is fixed through a rotor rotation stopping piece 233, when the rotor traveling tool 230 is conveyed to a position right below a locking device 510, a traveling tool lifting device 420 jacks up the rotor traveling tool 230 to enable the rotor traveling tool to be separated from the conveying device, the rotor iron core is placed at a corresponding position of a driving motor of the rotor iron core to be assembled through a manual or mechanical arm, simultaneously a piston rod of a limiting cylinder 463 extends out to enable a limiting groove on a limiting plate 462 to be abutted against the rotor iron core, then a transverse moving cylinder 459 moves a detection camera 458 to the position right above the rotor iron core, an image is shot and transmitted to a control system, so that the control system can determine whether the position of the rotor iron core is correct through a conventional image processing program, and if the position is incorrect, a machine is, otherwise, the traverse cylinder 459 moves the core pressing ram 457 to the position right above the rotor core, then the core pressing electric push rod 453 drives the core pressing ram 457 to press the rotor core downwards, and finally, all the devices reset, so that the rotor traveling tool 230 and the rotor assembled by the iron core are driven by the conveying device to be conveyed into the next working procedure.

The rear balance plate locking station 206 is provided with a rear balance plate locking device 500, as shown in fig. 10 and referring to other drawings, the rear balance plate locking device 500 includes a rear balance plate locking frame 510, the rear balance plate locking frame 510 has a rear balance plate locking working table 511, the corresponding conveying device on the rotor assembly line 200 passes through the rear balance plate locking frame 510, specifically, the corresponding conveying device on the rotor assembly line 200 is located on the rear balance plate locking working table 511, the rear balance plate locking device 500 further includes a locking device 510 located right above the corresponding conveying device and a traveling tool lifting device 420 located below the corresponding conveying device.

The locking device 510 comprises a first guide rod 511 vertically arranged on a rear balance plate locking working table plate 511 of a rear balance plate locking rack 510, a first sliding seat 512 vertically and slidably connected to the first guide rod 511, a rear balance plate locking electric push rod 513 used for driving the first sliding seat 512 to slide, a locking motor 514 arranged on the first sliding seat 512, and a locking sleeve 515 arranged on an output shaft of the locking motor 514, wherein the number of the first guide rods 511 is four, the first sliding seat 512 is simultaneously and slidably connected to the four first guide rods 511 through the sliding seat, the upper ends of the four first guide rods 511 are fixedly connected with a same first mounting plate 516, a shell of the rear balance plate locking electric push rod 513 is fixedly connected to the first mounting plate 516, the first sliding seat 512 is positioned below the first mounting plate 516 and fixedly connected with the push rod of the rear balance plate locking electric push rod 513, an output rod of the locking motor 514 is vertically arranged downwards, the locking sleeve 515 has an inner bore with a downward opening, the cross section of which matches the outer contour of the nut for locking the rear balancing plate, and the locking sleeve 515 is located between the first carriage 512 and the corresponding conveying device.

When the locking device is used, a rotor of the balance plate to be locked is placed on the tool disc 232d of the rotor follow tool 230, the rotor shaft of the rotor assembly 300 is fixed through the rotor rotation stopping piece 233, when the rotor follow tool 230 is conveyed to a position right below the locking device 510, the follow tool lifting device 420 jacks up the follow tool 230 to enable the follow tool to be separated from the conveying device, the balance plate electric push rod 513 drives the locking sleeve 515 to descend, meanwhile, the locking motor 514 drives the locking sleeve 515 to slowly rotate, the locking sleeve is sleeved on the locking nut of the rotor assembly, then the locking motor 514 drives the locking sleeve 515 to lock the locking nut, the locking action of the rear balance plate is completed, and finally, the devices are reset, so that the follow tool 230 and the rotor are conveyed to the next process under the driving of the conveying device.

The other stations on the rotor assembly line 200 are the same as a conventional drive motor production line and will not be described in detail herein.

As shown in fig. 1 to 3 and fig. 11 to 16, the assembly line 300 is provided with a housing feeding station 302, a front cover locking station 303, an overturning station 304, an assembling station 301, a rear cover locking station 305, an oil seal assembling station 306, a junction box locking station 307, a wire harness assembling station 308, and a discharging station 309 in sequence, although other stations such as a dispensing station may be added as necessary. An assembly accompanying tool 330 matched with the shell of the driving motor is placed on the assembly line 300. The assembly following tool 330 is different from the rotor following tool 230 in that the supporting plate 231 is not provided with the rotor positioning seat 232, but is provided with the housing positioning seat 332, and the specific structure of the housing positioning seat 332 needs to be set according to the specific driving motor housing, and will not be described in detail here.

The front cover locking station 303 and the rear cover locking station 305 are respectively provided with a housing locking device 600, the housing locking device 600 comprises a housing locking frame 610, the housing locking frame 610 has a housing locking work table 611, the corresponding transportation device on the rotor assembly line 200 passes through the housing locking frame 610, specifically, the corresponding transportation device on the rotor assembly line 200 is located on the housing locking work table 611, the housing locking work table 611 is provided with a rotation mechanism 620 for driving a driving motor as a workpiece to rotate, and the frame 110 is further provided with a lifting plate 612 which is located above the rotating mechanism 620 and vertically and slidably connected to the housing locking frame 610, a lifting driving device 630 for driving the lifting plate 612 to slide, a cross sliding table 660 installed on the lifting plate 612, and a bolt locking device 640 and a thread gluing device 650 installed on the cross sliding table 660.

The lift driving device 630 may be a conventional device, such as an air cylinder, an oil cylinder or an electric push rod connected to the lift plate 612, in order to improve the accuracy of the moving position of the lift plate 612, in this embodiment, the lifting driving device 630 includes a second sliding rod 631 fixedly connected to the lifting plate 612, a second sliding sleeve 632 sleeved on the second sliding rod 631 and fixedly connected to the housing locking frame 610, a second lifting screw 633 rotatably connected to the lifting plate 612 and vertically arranged with the second sliding rod 631, a second lifting screw nut 634 screw-connected to the second lifting screw 633, and a lifting motor 635 for driving the second lifting screw nut 634 to rotate, the number of the second slide bar 631 and the second sliding sleeve 632 that are matched with each other, and the number of the second elevation lead screw 633 and the second elevation lead screw nut 634 that are matched with each other may be two, and the specific number may be determined according to actual needs.

Second lift screw nut 634 rotates to be connected on casing locking frame 610, and is concrete, casing locking frame 610's upper end has upper plate 614, second sliding sleeve 632 fixed connection is on upper plate 614, second lift screw nut 634 rotates to be connected on upper plate 614, like this, when lift motor 635 drive second lift screw nut 634 rotates, can drive second lift screw 633 and reciprocate, drive second slide bar 631 through the lifter plate 612 and reciprocate simultaneously, avoid the existence of second lift screw 633 and second slide bar 631 to occupy the operating space of lifter plate 612 below. In addition, a driven pulley 636 is sleeved outside the second lifting lead screw nut 634, a driving pulley 637 is arranged on an output shaft of the lifting motor 635, and a synchronous belt 638 is wound between the driving pulley 637 and the driven pulley 636, so that transmission connection between the lifting motor 635 and the second lifting lead screw nut 634 is realized.

The cross sliding table 660 comprises a first motor screw rod assembly 661, a second motor screw rod assembly 662 and a side sliding rail 663 horizontally and fixedly connected to the housing locking frame 610, wherein the first motor screw rod assembly 661 and the second motor screw rod assembly 662 comprise a support 671, a horizontal screw rod 672 with two ends respectively rotatably connected to the support 671, a horizontal sliding rail 673 fixedly connected to the support 671 and arranged in parallel with the horizontal screw rod 672, a horizontal sliding block 674 slidably connected to the horizontal sliding rail 673 and simultaneously spirally connected to the horizontal screw rod 672, and a screw rod motor 675 in transmission connection with the horizontal screw rod 672, wherein the screw rod motor 675 is in transmission connection with the horizontal screw rod 672 through a belt assembly. One end of a support 671 on the first motor screw assembly 661 is slidably connected to the side slide rail 663, the other end of the support 671 is fixedly connected to a horizontal slide block 674 on the second motor screw assembly 662, a horizontal screw 672 on the second motor screw assembly 662 and a horizontal screw 672 on the first motor screw assembly 661 are vertically arranged, the support 671 on the second motor screw assembly 662 is fixedly connected to the lifting plate 612, and the bolt locking device 640 and the thread gluing device 250 are respectively and fixedly connected to the horizontal slide block 674 of the first motor screw assembly 661. It should be noted that, in this embodiment, the bolt locking device 640 and the thread gluing device 650 are fixedly connected to the same horizontal slider 674, in this case, the structures of the first motor screw assembly 661 and the second motor screw assembly 662 are the same, but two horizontal sliders 674 on the second motor screw assembly 662 may be provided, these two horizontal sliders 674 are connected to the same horizontal screw 672, and the bolt locking device 640 and the thread gluing device 650 are respectively connected with the two horizontal sliders 674 in a one-to-one matching manner, in this case, the structures of the first motor screw assembly 661 and the second motor screw assembly 662 may be the same or different (the difference is the number of the horizontal sliders 674). Regardless of how the bolt locking device 240 and the thread dispensing device 250 are installed, it is necessary to ensure that the distance between the actuating end of the bolt locking device 640 and the actuating end of the thread dispensing device 650 is equal to the horizontal distance between two adjacent bolts to be locked on the drive motor housing.

The bolt locking device 640 may be a conventional device, such as a locking air gun, etc., in this embodiment, the bolt locking device 640 includes a mounting frame 641 fixedly connected to the cross sliding table 660, an upper supporting sleeve 642 vertically and fixedly connected to the mounting frame 641, a driving rod 643 inserted into the upper supporting sleeve 642, a locking motor 644 drivingly connected to the driving rod 643, a pressure spring 645 sleeved on the driving rod 643, a connecting cover 646 detachably connected to the lower end of the upper supporting sleeve 642, a connecting rod 647 having an upper end inserted into the upper supporting sleeve 642 and a lower end penetrating out of the upper supporting sleeve 642 through the connecting cover 646, and a locking head (not shown) installed at the lower end of the connecting rod 647, wherein the locking head serves as an actuating end of the bolt locking device 640, and may be a straight locking head, a cross locking head, a star locking head or an inner hexagonal locking head engaged with a locking bolt, the lower end of the driving rod 643 has a rod section with a, the upper end of the connecting rod 647 has a transmission hole with the same cross section as the rod section at the lower end of the transmission rod 642, and the transmission connection between the transmission rod 643 and the connecting rod 647 is realized through the insertion of the rod section in the transmission hole. Go up the inside wall of uide 642 and be provided with interior bulge loop 648, the upper end of connecting rod 647 has directly or through the end face bearing indirectly support and prop up at the outer bulge loop 649 of connecting cover 646 upper end, the upper end of pressure spring 645 supports and props up on interior bulge loop 671, the lower extreme supports and props up on outer bulge loop 672, and like this, the accessible is dismantled connecting cover 646 and is realized the quick assembly disassembly of connecting rod 647, the existence of pressure spring 645 makes the locking head have certain resilience space simultaneously, avoid damaging motor casing because of the elevating position is inaccurate.

The thread glue dispensing device 650 comprises a glue dispensing cylinder 651 fixedly connected to the cross sliding table 240, a glue dispensing frame 652 fixedly connected to a piston rod of the glue dispensing cylinder 651, and a glue barrel 653 and a glue dispensing gun 654 which are respectively installed on the glue dispensing frame 652, wherein the glue dispensing cylinder 651 is indirectly and fixedly connected to the cross sliding table 650 through the fixed connection to the mounting frame 641, the piston rod of the glue dispensing cylinder 651 is vertically arranged downwards, a glue outlet of the glue barrel 653 is communicated with a glue inlet of the glue dispensing gun 654, and a glue outlet of the glue dispensing gun 654 serves as an execution tail end of the thread glue dispensing device 650.

The housing locking device provided by this embodiment further includes a lifting mechanism 680 for driving the rotating mechanism 620 to move up and down, and the assembly following tool 330 is matched with the rotating mechanism 620. The rotating mechanism 620 and the lifting mechanism 680 together form a lifting and rotating device of the accompanying tool.

The lifting mechanism 680 comprises a bracket 681 which is fixedly connected to the working table plate of the corresponding rack and positioned below the corresponding conveying device, a lifting seat 682 which is vertically and slidably connected to the bracket 681, a lifting cylinder 683 or a lifting electric push rod which is used for driving the lifting seat 682 to slide, a support sleeve 684 which is vertically and fixedly connected to the lifting seat 682, and a support disc 686 which is rotatably connected to the upper end of the support sleeve 684, wherein two groups of slide rail groups 687 are arranged on the bracket 681, each group of slide rail groups 687 comprises at least two vertically arranged slide rails, two groups of lifting seats 682 are respectively matched with the two groups of slide rail groups 687 in a one-to-one manner, each lifting seat 682 is simultaneously and slidably connected to all the slide rails in the corresponding slide rail group 687, a transition plate 688 is fixedly connected between the two lifting seats 682, and the lower end of the support sleeve 684 is indirectly and fixedly connected; each lifting cylinder 683 or lifting electric push rod is fixedly connected to the transition plate 688 to realize transmission connection with the corresponding lifting seat 682, so that the synchronous action of each sliding rail set 687 is ensured. The supporting disc 686 is located between the two roller rails 201, a plurality of cushion blocks 686a which are uniformly distributed by taking the axis of the supporting disc 686 as the center are arranged on the supporting disc 686, and positioning columns 686b are arranged on the two cushion blocks 686a, so that the assembly following tool 330 is prevented from deviating in the lifting process.

The rotating mechanism 620 comprises a rotating rod 621 inserted in the supporting sleeve 684, a diaphragm coupling 622 fixedly connected to the lower end of the rotating rod 621, and a rotating motor 623 fixedly connected to the lower end of the diaphragm coupling 622, wherein a casing of the rotating motor 623 is fixedly connected to the transition plate 688, the upper end of the rotating rod 621 is fixedly connected to the supporting sleeve 686, and a bearing is arranged between the supporting sleeve 684 and the rotating rod 621, namely the supporting sleeve 686 is rotatably connected to the supporting sleeve 684 through being fixedly connected to the rotating rod 621. The assembly follower tooling 330 mates with the support disc 686.

When the assembly follow-up tool 330 is conveyed to a position right below the lifting plate 612, the follow-up tool lifting and rotating device jacks up the follow-up tool 330 to enable the follow-up tool to be separated from the conveying device 200, then the lifting plate 612 descends to enable the glue dispensing gun 654 of the threaded glue dispensing device 650 to be close to one bolt and to perform glue dispensing action, then the lifting plate 612 ascends for a certain distance, the follow-up tool lifting and rotating device drives the driving motor to rotate for a preset angle to enable the glued bolt to move to the position below the bolt locking device 640, then the descending plate 612 descends, glue is dispensed on a new bolt by the threaded glue dispensing device 650, and meanwhile, the glued bolt is locked by the bolt locking device 640, and the cycle is repeated until all bolt dispensing and locking actions are completed. Finally, each device is reset, so that the assembly is driven by the conveying device of the assembly follow-up tool 330 to be sent to the next working procedure.

As shown in fig. 2, an oil seal assembling apparatus 700 is disposed on the oil seal assembling station 306, as shown in fig. 17 to 20, and referring to other drawings, the oil seal assembling apparatus 700 includes an oil seal assembling frame 710, the oil seal assembling frame 710 has an oil seal assembling work platen 711, a corresponding conveying device passes through the oil seal assembling work platen 711, the oil seal assembling work platen 711 is disposed at a position between two roller rails 201 of the corresponding conveying device, and a pressing mechanism 720 for pressing the driving motor is disposed beside or above the corresponding conveying device.

The pressing mechanism 720 comprises a support frame 721 fixedly connected to the oil seal assembling work table plate 711, a rack 722 vertically slidably connected to the support frame 721 and vertically arranged, a swing arm 723 with one end rotatably connected to the support frame 721, a gear 724 fixedly connected to the swing arm 723 and engaged with the rack 722, and a pressing cylinder 725 for driving the rack 722 to slide, wherein a cylinder body of the pressing cylinder 725 is fixedly connected to the oil seal assembling work table plate 711 or the support frame 721, and a central shaft of the gear 724 and a rotating connecting shaft between the swing arm 723 and the support frame 721 are located on the same straight line. Thus, under the driving of the push-down cylinder 725, the rack 722 can slide up and down, and further drives the swing arm 723 to swing through the gear 724, so as to realize the action of pressing or releasing the driving motor. Preferably, a nylon pressing block 726 is disposed at one end of the swing arm 723, which is not connected to the supporting frame 721, so that the driving motor can be pressed by the nylon pressing block 726, and the driving motor is prevented from being damaged.

The jacking mechanism 730 comprises a linear bearing 731 directly or indirectly mounted on the oil seal assembling working table plate 711, a jacking rod 732 vertically and slidably connected in the linear bearing 731, a jacking cylinder 733 fixedly connected to the lower end of the jacking rod 732, a pressure rod 737 fixedly connected to the upper end of the jacking rod 732, and an oil seal sleeve 734, a spring 735 and a retainer ring 736 sequentially sleeved on the pressure rod 737 from top to bottom, wherein the cylinder body of the jacking cylinder 733 is indirectly and fixedly connected to the oil seal assembling working table plate 711 through a fixed connection on a support 321 to be mentioned below, the piston rod of the jacking cylinder 733 is vertically arranged, the upper end of the jacking cylinder 733 is fixedly connected to the jacking rod 732, the two are preferably coaxially arranged, the retainer ring 736 is fixedly connected to the pressure rod 737, the lower end of the spring 735 abuts against the retainer ring 736, the upper end abuts against the oil seal sleeve 734, the oil seal sleeve 734 is slidably connected to, the inner hole of the oil envelope 734 is a stepped hole, and the upper end of the pressure rod 737 is provided with a flange which can be propped against the stepped surface of the stepped hole, so that the oil envelope 734 can be prevented from being separated from the pressure rod 737 when the oil envelope 734 is used. In addition, the upper end of the pressure rod 737 is provided with an avoidance hole with a diameter larger than or equal to the diameter of the output shaft of the driving motor.

The oil seal assembling working table plate 711 is provided with a second lifting mechanism 740 matched with the assembly follow-up tool 330, and the difference between the second lifting mechanism 740 and the lifting mechanism 680 is that a supporting disc 686 is provided with a central hole for a pressure rod 737 to pass through, an oil seal sleeve 734 is positioned above the supporting disc 686, and a linear bearing 731 is indirectly installed on the oil seal assembling working table plate 711 by being installed in a supporting sleeve 684, namely the linear bearing 731 is inserted in the supporting sleeve 684.

Further, in this embodiment, the second rotating mechanism 750 is disposed on the second lifting mechanism 740, and the second rotating mechanism 750 and the rotating mechanism 620 are different in that the second rotating mechanism 750 does not have a diaphragm coupling 622 disposed at the lower end of the rotating rod 621, but a driven pulley (not shown in the figure) is fixedly connected to the lower end of the rotating rod 621, and a driving pulley 751 is fixedly connected to the output shaft of the rotating motor 623, a timing belt (not shown in the figure) is wound between the driving pulley 751 and the driven pulley, a housing of the rotating motor 623 is indirectly and fixedly connected to the lifting seat 682 by being fixedly connected to a transition plate 688, a linear bearing 731 is indirectly mounted in a support sleeve 684 by being mounted in the rotating rod 621, specifically, the rotating rod 621 is a hollow tube, a washer is disposed between an outer ring of the linear bearing 731 and an inner wall of the rotating rod 621, and the linear, bearings are provided between the rotating rod 621 and the inner wall of the support sleeve 684 to ensure that the rotating action of the rotating rod 621 is not affected by the support sleeve 684 and the lifting rod 732.

When the assembly follow-up tool is used, a driving motor of an oil seal to be assembled is placed on the assembly follow-up tool 330, when the driving motor is conveyed to a position corresponding to the pressing mechanism 720 by the conveying device, the second lifting mechanism 740 jacks up the assembly follow-up tool 330 to enable the assembly follow-up tool to be separated from the conveying device, and meanwhile, the driving motor is rotated to a preset assembling angle by the second rotating mechanism 750; then, a pressing cylinder 725 of the pressing mechanism 720 drives a nylon pressing block 726 to press the driving motor onto the assembly follow-up tooling 330, and meanwhile, an oil seal is placed in an oil seal sleeve 734 by a manual or mechanical hand and is pressed into an output shaft of the driving motor through a jacking cylinder 733; finally, each mechanism is reset, so that the assembly accompanying tool 330 is driven by the conveying device to be conveyed to the next process.

The other stations of the assembly line 300 are the same as a conventional drive motor production line and will not be described in detail herein. Further, as shown in fig. 1 to 20, each station of the rotor assembly line 200 and/or the assembly line 300 is provided with a blocking mechanism for blocking the corresponding traveling tool from being continuously conveyed and an anti-retreat mechanism for preventing the corresponding traveling tool from retreating. Both the blocking mechanism and the anti-backup mechanism may be conventional mechanisms and will not be described in detail herein.

The present invention has been described in detail with reference to the accompanying drawings, but the embodiments of the present invention are not limited to the above embodiments, and those skilled in the art can make various modifications to the present invention according to the prior art, and these all belong to the protection scope of the present invention.

Claims (9)

1. The utility model provides a driving motor production line, a serial communication port, attach together equipment and be located respectively including deciding the rotor decide the rotor attach together the rotor assembly line and the assembly line of the left and right sides of equipment, the assembly line with the rotor assembly line all is the annular and arranges, the rotor assembly line with decide the rotor attach together the position that equipment corresponds and be provided with rotor ejection of compact station, the assembly line with decide the rotor attach together the position department that equipment corresponds and be provided with and attach together material loading station, decide the rotor attach together both sides around the equipment and be provided with respectively and attach together station and stator material loading station.

2. The production line of the driving motors as claimed in claim 1, wherein the stator and rotor assembling device comprises an assembling workbench plate, a slide rail set fixedly connected to the assembling workbench plate, a slide plate slidably connected to the slide rail set, a moving cylinder for driving the slide plate to slide, a jacking assembly arranged below the slide plate, clamping jaw assemblies respectively arranged at two sides of the slide rail set, and a press-fitting assembly arranged above the two clamping jaw assemblies, wherein one end of the slide rail set faces the assembling station, and the other end of the slide rail set faces the stator feeding station.

3. The driving motor production line of claim 1 or 2, wherein a rotor follow-up fixture matched with the rotor is placed on the rotor assembly line, and an assembly follow-up fixture matched with a shell of the driving motor is placed on the assembly line.

4. The production line of the driving motor according to claim 3, wherein a rotor loading station, a rotor shaft loading station, an iron core assembling station, a rear balance plate locking station, a magnetizing station, a surface magnetism station, a dynamic balance testing station, a bearing assembling station, a rear cover assembling station and the rotor discharging station are sequentially arranged on the rotor assembling line; the assembly line is sequentially provided with a shell feeding station, a front cover locking station, an overturning station, a combining station, a rear cover locking station, an oil seal assembling station, a junction box locking station, a wire harness assembling station and a discharging station.

5. The production line of the driving motors as claimed in claim 4, wherein the rotor assembly line and/or the assembly line comprises a plurality of conveying devices connected end to end, the conveying devices comprise two roller tracks arranged in parallel, and each station of the rotor assembly line and/or the assembly line is provided with a blocking mechanism for blocking the corresponding follow-up fixture from being conveyed continuously and an anti-return mechanism for preventing the corresponding follow-up fixture from returning.

6. The production line of claim 5, wherein a rear balance plate locking device is disposed on the rear balance plate locking station, the rear balance plate locking device includes a rear balance plate locking rack through which the corresponding conveying device passes, a locking device located directly above the corresponding conveying device, and a follower tool lifting device located below the corresponding conveying device, and the rotor follower tool includes a supporting plate simultaneously abutting against the two roller rails, a rotor positioning seat disposed on the supporting plate, and a rotor rotation stopping member disposed on the rotor positioning seat.

7. The production line of driving motors as claimed in claim 5, wherein the core assembling station is provided with a core assembling device, the core assembling device comprises a core assembling frame provided with the corresponding conveying device, a core pressing device positioned right above the corresponding conveying device and a traveling tool lifting device positioned below the corresponding conveying device, the core pressing device comprises a core pressing guide rod vertically arranged on the frame, a core pressing slide vertically and slidably connected to the core pressing guide rod, a core pressing electric push rod for driving the core pressing slide to slide, a traverse slide horizontally and fixedly connected to the lower end of the core pressing slide, a core pressing slide slidably connected to the traverse slide, a traverse cylinder for driving the core pressing slide to slide, and a core pressing head and a detecting camera respectively fixedly connected to the core pressing slide, the lens of the detection camera is arranged downwards, and the straight line formed by the arrangement of the detection camera and the pressing core pressing head is the same as the length direction of the transverse moving slide rail.

8. The production line of driving motors as claimed in claim 5, wherein the bolts to be locked on the housing of the driving motor are distributed around the axis of the housing of the driving motor, the front cover locking station and the rear cover locking station are respectively provided with a shell locking device which comprises a shell locking frame, the shell locking rack is provided with a rotating mechanism for driving a driving motor to rotate, a lifting plate which is positioned above the rotating mechanism and is vertically and slidably connected with the rack, a lifting driving device for driving the lifting plate to slide, a cross sliding table arranged on the lifting plate, and a bolt locking device and a thread dispensing device which are arranged on the cross sliding table, the distance between the execution tail end of the bolt locking device and the execution tail end of the thread dispensing device is equal to the horizontal distance between two adjacent bolts to be locked on the shell of the driving motor.

9. The production line of driving motors of claim 5, wherein an oil seal assembling device is arranged on the oil seal assembling station, the oil seal assembling device comprises an oil seal assembling workbench plate, the conveying device penetrates through the upper part of the oil seal assembling workbench plate, an oil seal jacking mechanism is arranged on the oil seal assembling workbench plate at a position between the two roller rails of the corresponding conveying device, and a pressing mechanism for pressing the driving motor is arranged beside the corresponding conveying device or above the corresponding conveying device.

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