CN110026769B - Motor assembling production line - Google Patents

Motor assembling production line Download PDF

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Publication number
CN110026769B
CN110026769B CN201910424336.3A CN201910424336A CN110026769B CN 110026769 B CN110026769 B CN 110026769B CN 201910424336 A CN201910424336 A CN 201910424336A CN 110026769 B CN110026769 B CN 110026769B
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CN
China
Prior art keywords
conveyor belt
plate
station
working
rack
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Application number
CN201910424336.3A
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Chinese (zh)
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CN110026769A (en
Inventor
何斌
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Zhejiang Fangyuan Sifu Electromechanical Co ltd
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Zhejiang Fangyuan Sifu Electromechanical Co ltd
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Priority to CN201910424336.3A priority Critical patent/CN110026769B/en
Publication of CN110026769A publication Critical patent/CN110026769A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P21/00Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
    • B23P21/004Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K15/00Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines

Abstract

The invention discloses a motor assembly production line, which relates to the technical field of motor production and manufacturing, and adopts the technical scheme that: the automatic ejecting device comprises a frame, a first conveyor belt and a plurality of working table plates, wherein the first conveyor belt and the first conveyor belt are arranged in parallel, the working table plates are arranged on the first conveyor belt at intervals, a plurality of stations are arranged on the frame along the conveying direction of the first conveyor belt, each station comprises a press-mounting station, each press-mounting station comprises a press-mounting cylinder and a pressure head driven by the corresponding press-mounting cylinder to slide, a base is arranged on the frame below the pressure head, a first air cylinder is arranged above the base, a sliding ejecting plate is driven by the first air cylinder and arranged on the base in a sliding mode, and the contact surface of. The motor assembly production line has the advantages of small labor amount and difficulty in falling and damaging workpieces; by arranging the backing ring, when the motor shell is pressed and mounted on the rear cover, the front cover end of the shell is uniformly stressed and is not easy to damage; through setting up base and liftout plate, the conveyer belt can not the damage by the pressure during pressure equipment process.

Description

Motor assembling production line
Technical Field
The invention relates to the technical field of motor production and manufacturing, in particular to a motor assembly production line.
Background
The motor generally includes a housing, a front cover, a rear cover, a stator with a winding, and a rotor with a rotating shaft.
The assembly process of the motor generally comprises: (1) a stator and a winding are arranged in the shell; (2) a rear cover is pressed at one end of the shell; (3) adjusting winding resistance and installing accessories; (4) checking the winding; (5) a rotor with a rotating shaft is arranged in the shell; (6) and a front cover is pressed at the other end of the shell, which is far away from the rear cover.
The equipment process of motor need be accomplished by a plurality of equipment, need the manual work to go up unloading and remove the work piece between the process, has that the hand labor volume is big, the work piece defect of damage that easily drops.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a motor assembly production line which has the advantages of small labor amount and difficulty in falling and damaging workpieces.
The technical purpose of the invention is realized by the following technical scheme: a motor assembly production line comprises a rack, two first conveyor belts arranged in parallel and a plurality of working tables placed on the first conveyor belts at intervals, wherein the first conveyor belts are driven by a motor to operate, a plurality of stations are arranged on the rack along the conveying direction of the first conveyor belts, each station comprises a press-fitting station, each press-fitting station comprises a press-fitting cylinder and a pressure head, the press-fitting cylinders are located above the working tables, the pressure heads are driven by the press-fitting cylinders to slide, and the sliding direction of the pressure heads is along the vertical direction;
a base is arranged on the rack below the pressure head, a first air cylinder and an ejector plate driven by the first air cylinder to slide are arranged above the base, the ejector plate is arranged on the base in a sliding mode, and the contact surface of the ejector plate and the base is an inclined plane inclined to the horizontal plane; when the first cylinder stretches out and draws back, the ejector plate can be switched to two states of contracting to the lower side of the conveyor belt and ejecting the working table plate from the first conveyor belt.
Through above-mentioned technical scheme, when using this equipment production line to assemble the motor, the designer can set up a plurality of stations according to the demand, and the operating condition that personnel can control conveyer belt one makes the work platen stop in required station department. When the workpiece is pressed, the first air cylinder can enable the ejector plate to jack up the working table plate through stretching, the workpiece can be reliably supported by the pressing station, and the first conveyor belt cannot be damaged by pressure. Because the work piece is located the work platen all the time when transporting between the station, then the manual work need not to carry out frequent unloading on the work piece, has greatly reduced the hand labor volume, and the work piece is difficult for dropping the damage.
Preferably, the conveyor belt comprises a closed-loop chain body and a plurality of rollers rotatably arranged on the chain body, the rollers on the upper belt surface of the conveyor belt are in rolling contact with the top surface of the rack, a chain wheel driven by a motor to rotate is arranged on the rack, the chain body is arranged on the chain wheel in a tensioning manner, and the chain body is driven by the chain wheel to operate.
Through the technical scheme, when the first conveyor belt runs, the roller rolls on the rack while moving, and the roller rotates to move the working table plate through the wheel surface, so that the moving speed of the working table plate is greater than that of the first conveyor belt; by the arrangement, on the premise of meeting the moving speed of the working table plate, the running speed of the first conveyor belt can be set to be smaller, and the first conveyor belt has higher running stability and safety performance.
Preferably, the stations comprise a first station located in front of the press-fitting station and a third station located behind the press-fitting station, a backing ring is communicated between the first station and the third station and used for abutting against the other end of the motor shell to be pressed with the rear cover, an inclined slide rail for enabling the backing ring to slide is fixed on the rack, the upper end of the inclined slide rail is located beside the third station, and the lower end of the inclined slide rail is located beside the first station.
Through above-mentioned technical scheme, before carrying out back lid pressure equipment to motor casing, the staff of first station department locates the backing ring pad in motor casing's protecgulum end to make backing ring and work platen contact, then place the back lid on motor casing's top surface. When the working table plate moves to the press-fitting station, the press-fitting station presses the rear cover on the motor shell; the backing ring serves to force the front cover end of the motor housing evenly and to protect it from damage. After the press mounting is completed, the workpiece moves to a third station along with the first conveyor belt, a person positioned at the third station can take the backing ring, the backing ring is placed at the upper end of the inclined slide rail, the backing ring rolls to the lower end of the inclined slide rail along with gravity, and at the moment, the person positioned at the first station can conveniently recover the backing ring for reuse. Through the inclined slide rail, the operation requirement of the production line can be met by a single backing ring, and the cost is favorably reduced; no manual work is required to be independently set at the second station; the person at the third station can simultaneously carry out the work of installing or shaping the accessories on the motor.
Preferably, the rack is provided with a second air cylinder and limiting pieces driven by the second air cylinder to move, the number and the positions of the second air cylinder and the limiting pieces correspond to each station one by one, and the limiting pieces can be switched to protrude out of the top surface of the first conveyor belt and retract into the top surface of the first conveyor belt through movement; when the limiting piece protrudes out of the top surface of the conveyor belt, the limiting piece abuts against the side wall of the working table plate and limits the working table plate to move along with the conveyor belt.
Through the technical scheme, when the limiting piece protrudes out of the top surface of the conveyor belt, the limiting piece can abut against the side wall of the working table plate and limit the working table plate to move along with the conveyor belt, and at the moment, the roller and the bottom surface of the working table plate are converted into a sliding friction state; when the limiting piece retracts into the top surface of the first conveyor belt, the limiting piece cannot influence the workbench to move along with the first conveyor belt. Through the arrangement of the second air cylinder and the limiting piece, a worker can conveniently control the working table plate to stay at a certain station, and then the worker at the station operates the motor; and the first conveyor belt can keep a continuous running state, and the first conveyor belt does not need to be started or stopped frequently, so that the service life of the first conveyor belt and the service life of a motor of the first conveyor belt are prolonged.
Preferably, a second conveying belt is arranged below the first conveying belt, the conveying direction of the second conveying belt is opposite to that of the first conveying belt, the inlet end of the second conveying belt is located below the outlet end of the first conveying belt, and the outlet end of the second conveying belt is located below the inlet end of the first conveying belt.
Through the technical scheme, the second conveyor belt is used for conveying the working table plate to the inlet end of the first conveyor belt, so that the working table plate can be recycled; the conveying of the working table plate from the first conveyor belt to the second conveyor belt can be realized manually or by a mechanism.
Preferably, the rack is provided with a circular arc-shaped guide rail, two ends of the guide rail are respectively adjacent to the outlet end of the first conveyor belt and the inlet end of the second conveyor belt, the guide rail is provided with a bearing plate for bearing the working table plate in a sliding manner, and the rack is provided with a driving mechanism for driving the bearing plate to move back and forth along the guide rail; the bearing plate can move along the guide rail to convey the working table plate of the first conveyor belt to the second conveyor belt.
Through the technical scheme, when the driving mechanism drives the bearing plate to move, the bearing plate is limited by the guide rail and can only move along the track of the guide rail. When the working table plate on the first conveyor belt slides out of the first conveyor belt, the working table plate can slide onto the bearing plate by means of inertia, the bearing plate can move along the guide rail to convey the working table plate of the first conveyor belt onto the second conveyor belt, and the working table plate leaves the bearing plate by means of inertia.
Preferably, a plurality of supporting wheels are rotatably arranged on the supporting plate and are used for rolling contact with the bottom surface of the working table plate.
Through the technical scheme, the bearing wheel is used for rolling and contacting with the bottom surface of the working table plate, so that the friction force between the working table plate and the bearing plate is reduced; the work table plate can reliably slide in or out of the support plate through inertia.
Preferably, the lateral wall of bearing board is equipped with the leading wheel, the leading wheel slides and sets up in the guide rail, it is provided with the balladeur train to slide along vertical direction on the frame, the bearing board slides along the horizontal direction and sets up on the balladeur train.
Through above-mentioned technical scheme, the supporting plate passes through the leading wheel and establishes sliding connection with the guide rail, and when the balladeur train slided in vertical direction, the balladeur train had restricted the degree of freedom of supporting plate through the spout, and when the supporting plate slided along the guide rail, the face of supporting plate kept the horizontality throughout, improved the stability that the supporting plate transported the work platen. The driving mechanism only drives the sliding frame to move in the vertical direction, so that the supporting plate can move, and the driving mechanism is convenient to implement.
Preferably, the driving mechanism comprises a third cylinder and a spring, a piston rod end of the third cylinder is vertically downward and fixed on the sliding frame, the spring is arranged between the sliding frame and the rack, and the elastic force direction of the spring is the direction for driving the sliding frame to move upwards.
Through above-mentioned technical scheme, when cylinder three is flexible, cylinder three orders about the balladeur train and removes in the vertical direction, and the balladeur train is voluntarily ordered about the bearing board and is removed. The bearing plate and the sliding frame have larger dead weight, the spring can generate upward thrust to the sliding frame, when the air cylinder III is shortened, the force of the air cylinder III can drive the sliding frame to move upwards, the bearing plate returns to the original position, and the running reliability of the driving mechanism is high.
In summary, compared with the prior art, the beneficial effects of the invention are as follows:
1. the motor assembly production line has the advantages of small labor amount and difficulty in falling and damaging workpieces;
2. by arranging the base and the ejector plate, the first conveyor belt is not damaged by pressure in the press fitting process;
3. by arranging the backing ring, when the motor shell is pressed and mounted on the rear cover, the front cover end of the shell is uniformly stressed and is not easy to damage;
4. the work table board can be recycled, and the work table board can automatically realize cyclic movement.
Drawings
Fig. 1 is an overall view of a motor assembly line of an embodiment;
FIG. 2 is a partial cross-sectional view of the first embodiment, mainly illustrating the structure of the first conveyor belt;
FIG. 3 is a partial sectional view of the second embodiment, mainly highlighting the structure of the press-fitting station;
FIG. 4 is a perspective view of a first exemplary embodiment of a first conveyor;
fig. 5 is an enlarged view of fig. 4 at a.
In the figure, 1, a frame; 2. a first conveyor belt; 11. a second conveyor belt; 3. a press mounting station; 4. a work table; 5. a first conveying device; 6. a second conveying device; 21. a sprocket; 22. a chain body; 23. a roller; 12. a second air cylinder; 13. a limiting member; 31. pressing and installing a cylinder; 32. a pressure head; 33. a base; 34. ejecting the plate; 35. a first cylinder; 14. a first station; 15. a third station; 16. a backing ring; 17. an inclined slide rail; 51. a guide rail; 52. a support plate; 53. a drive mechanism; 521. a guide wheel; 531. a carriage; 532. a third air cylinder; 533. a spring; 534. a chute; 522. a supporting wheel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the motor assembly production line disclosed by the invention comprises a rack 1, a first conveyor belt 2 arranged on the rack 1, and a second conveyor belt 11, wherein the second conveyor belt 11 is positioned right below the first conveyor belt 2. The conveying direction of the second conveying belt 11 is opposite to that of the first conveying belt 2, the inlet end of the second conveying belt 11 is located below the outlet end of the first conveying belt 2, and the outlet end of the second conveying belt 11 is located below the inlet end of the first conveying belt 2.
A plurality of stations are arranged on the rack 1 along the conveying direction of the first conveyor belt 2, and the stations comprise a press-fitting station 3 for press-fitting a rear cover of the motor, a finishing station positioned behind the press-fitting station 3, an attaching station, a detection station and the like (not shown in the figure); a plurality of working table plates 4 are arranged on the first conveyor belt 2 at intervals, and the working table plates 4 can move along with the first conveyor belt 2 and sequentially pass through all the stations. A first conveying device 5 is arranged at the outlet end of the first conveyor belt 2 of the frame 1, and the first conveying device 5 is used for moving the working table plate 4 on the first conveyor belt 2 to a second conveyor belt 11; the machine frame 1 is provided with a second conveying device 6 at the inlet end of the first conveyor belt 2, and the second conveying device 6 is used for moving the working table plate 4 on the second conveyor belt 11 to the first conveyor belt 2, so that the recycling of the working table plate 4 is realized.
Referring to fig. 1 and 2, the first conveyor belt 2 is arranged in parallel with two conveyor belts 2 with a space therebetween. The first conveyor belt 2 comprises a chain wheel 21 rotatably arranged on the rack 1, a closed-loop chain body 22 and a plurality of rollers 23 rotatably arranged on the chain body 22, the rollers 23 positioned on the belt surface of the first conveyor belt 2 are in rolling contact with the top surface of the rack 1, the chain body 22 is arranged on the chain wheel 21 in a tensioning mode, the chain wheel 21 is driven to rotate by a motor, and the chain body 22 is driven to operate by the chain wheel 21. The structure of the second conveyor belt 11 is similar to that of the first conveyor belt 2, and the conveying directions of the two conveyor belts are opposite, which is not described herein. The working table plate 4 is placed on the rollers 23 of the first two conveyor belts 2, when the first conveyor belt 2 runs, the rollers 23 roll on the rack 1 while moving, the rollers 23 rotate to move the working table plate 4 through the wheel surfaces, and the moving speed of the working table plate 4 is greater than that of the first conveyor belt 2; by the arrangement, on the premise of meeting the moving speed of the working table plate 4, the running speed of the first conveyor belt 2 can be set to be smaller, and the first conveyor belt 2 has higher running stability and safety performance.
The second air cylinder 12 and the limiting pieces 13 driven by the second air cylinder 12 to move are arranged on the rack 1, and the second air cylinder 12 and the limiting pieces 13 are correspondingly provided with a plurality of groups one by one and are distributed at intervals along the length direction of the first conveyor belt 2; and each group of the second air cylinders 12 and the limiting pieces 13 corresponds to each station one by one, and the second air cylinders 12 and the limiting pieces 13 are located between the first two conveyor belts 2. The telescopic direction of the second cylinder 12 is along the vertical direction, and the limiting piece 13 can be switched to protrude the top surface of the first conveyor belt 2 and retract the top surface of the first conveyor belt 2 through movement. When the limiting piece 13 protrudes out of the top surface of the first conveyor belt 2, the limiting piece 13 can abut against the side wall of the workbench plate 4 and limit the workbench plate 4 to move along with the first conveyor belt 2, and at the moment, the roller 23 and the bottom surface of the workbench plate 4 are converted into a sliding friction state; when the limiting piece 13 retracts into the top surface of the first conveyor belt 2, the limiting piece 13 cannot influence the workbench to move along with the first conveyor belt 2. Through the arrangement of the second air cylinder 12 and the limiting piece 13, a person can conveniently control the working table plate 4 to stay at a certain station, and then the person at the station operates the motor; and the first conveyor belt 2 can keep a continuous running state, and the first conveyor belt 2 does not need to be started or stopped frequently, so that the first conveyor belt 2 and the motor thereof are beneficial to prolonging the service life.
Referring to fig. 1 and 3, the press-fitting station 3 comprises a press-fitting cylinder 31 located above the worktable plate 4, and a press head 32 driven by the press-fitting cylinder 31 to slide, wherein the press-fitting cylinder 31 is fixed on the frame 1, and the sliding direction of the press head 32 is along the vertical direction. The frame 1 below the pressure head 32 is provided with a base 33, and the base 33 is positioned between the two first conveyor belts 2 and is lower than the upper belt surface of the first conveyor belt 2. A first air cylinder 35 and an ejector plate 34 driven by the first air cylinder 35 to slide are arranged above the base 33, the ejector plate 34 is arranged on the top surface of the base 33 in a sliding manner, and the contact surface of the ejector plate 34 and the base 33 is an inclined surface inclined with the horizontal plane; the piston rod end of the first air cylinder 35 is fixed on the side wall of the ejector plate 34, and the end part of the first air cylinder 35, which is far away from the ejector plate 34, is hinged with the frame 1. The top surface of the ejector plate 34 is a horizontal surface, and the thickness of the ejector plate 34 is set as: when the first air cylinder 35 extends, the first air cylinder 35 drives the ejector plate 34 to slide upwards along the inclined plane, the ejector plate 34 protrudes out of the top of the roller 23 of the first conveyor belt 2, and at the moment, the ejector plate 34 can eject the working table plate 4 which is positioned above the first conveyor belt 2 in advance away from the first conveyor belt 2; when the first air cylinder 35 is shortened, the ejector plate 34 slides downwards along the inclined surface, the ejector plate 34 retracts to the position below the first conveyor belt 2, and the ejector plate 34 cannot influence the movement of the workbench plate 4.
The stations further comprise a first station 14 positioned in front of the press-fitting station 3 and a third station 15 positioned behind the press-fitting station 3, wherein the first station 14 is positioned at the inlet end of the first conveyor belt 2. A backing ring 16 is communicated between the first station 14 and the third station 15, and the backing ring 16 is an independent individual. The backing ring 16 is used for abutting against the other end of the motor shell to be pressed with the rear cover, an inclined slide rail 17 used for enabling the backing ring 16 to slide is fixed on the machine frame 1, the upper end of the inclined slide rail 17 is located beside the third station 15, and the lower end of the inclined slide rail 17 is located beside the first station 14.
Before the back cover of the motor housing is press-fitted, the worker at the first station 14 pads the backing ring 16 at the front cover end of the motor housing and brings the backing ring 16 into contact with the work platen 4, and then places the back cover on the top surface of the motor housing. When the working table plate 4 moves to the press-fitting station 3, the limiting piece 13 of the press-fitting station 3 moves upwards to stop the working table plate 4, then the ejector plate 34 moves to lift the working table plate 4 away from the roller 23, then the press-fitting cylinder 31 extends, and the pressure head 32 presses the rear cover on the motor shell; the backing ring 16 allows the front cover end of the motor housing to be uniformly stressed and protected from damage. The force generated during pressing is transmitted to the base 33 through the ejecting plate 34, so that the first conveyor belt 2 is not subjected to the pressing force, and the first conveyor belt 2 does not need to stop moving and is not damaged by the pressing force.
After the rear cover is completely pressed, the limiting part 13 and the ejector plate 34 of the press-fitting station 3 both move downwards, and the working table plate 4 moves to the third station 15 along with the first conveyor belt 2. The person controls the limiting member 13 of the third station 15 to move and stop the working table plate 4, at this time, the person at the third station 15 can remove the backing ring 16, place the backing ring 16 on the upper end of the inclined slide rail 17, the backing ring 16 rolls to the lower end of the inclined slide rail 17 along with gravity, and at this time, the person at the first station 14 can conveniently recover the backing ring 16 for reuse. Through oblique slide rail 17, the operation demand of this production line can be satisfied to single backing ring 16, does benefit to the reduce cost. The person at the third station 15 can simultaneously perform the task of accessory mounting or shaping the motor.
Referring to fig. 2 and 4, the first conveying device 5 includes a guide rail 51, a support plate 52 slidably connected to the guide rail 51, and a driving mechanism 53 for driving the support plate 52 to move. The guide rail 51 is arc-shaped, one end of the guide rail 51 faces the outlet end of the first conveyor belt 2 and abuts against the first conveyor belt 2, and the other end of the guide rail 51 faces the inlet end of the second conveyor belt 11 and abuts against the second conveyor belt 11. The guide rails 51 are provided in two rows, and the support plate 52 is located between the two guide rails 51. Referring to fig. 4 and 5, guide wheels 521 are disposed on both side walls of the support plate 52, the guide wheels 521 are slidably disposed in the guide rail 51, and the support plate 52 is slidably connected to the guide rail 51 through the guide wheels 521.
Referring to fig. 2 and 4, the driving mechanism 53 includes a carriage 531, a cylinder three 532 for driving the carriage 531 to move, and a spring 533, wherein the carriage 531 is slidably disposed on the frame 1 along a vertical direction, a cylinder base end of the cylinder three 532 is fixed on the frame 1, a piston rod end of the cylinder three 532 is vertically downward and fixed on the carriage 531, the spring 533 is disposed on a side of the carriage 531 away from the cylinder three 532, one end of the spring 533 abuts against a bottom of the carriage 531, another end of the spring 533 abuts against a bottom of the frame 1, the spring 533 has an outward-expanding elastic force, and an elastic direction of the spring 533 is a direction for driving the carriage 531 to move upward. The sliding groove 534 is formed in the sliding frame 531 in the horizontal direction, the support plate 52 is slidably disposed in the sliding groove 534 through a slide bar disposed on the side wall, the sliding frame 531 limits the degree of freedom of the support plate 52 through the sliding groove 534, and when the support plate 52 slides along the guide rail 51, the plate surface of the support plate 52 is always kept in a horizontal state.
The supporting plate 52 is rotatably provided with a plurality of supporting wheels 522, the wheel surfaces of the supporting wheels 522 protrude out of the top surface of the supporting plate 52, and the supporting wheels 522 are used for rolling contact with the bottom surface of the workbench plate 4. When the cylinder three 532 expands and contracts, the cylinder three 532 drives the carriage 531 to move in the vertical direction, the carriage 531 drives the support plate 52 to move at the same time, and the support plate 52 is limited by the guide rail 51 and can only move along the track of the guide rail 51. After the work table plate 4 on the first conveyor belt 2 slides out of the first conveyor belt 2, the work table plate 4 can slide onto the support plate 52, and the support plate 52 can convey the work table plate 4 of the first conveyor belt 2 onto the second conveyor belt 11 by moving along the guide rail 51. When the cylinder three 532 extends to be close to the dead point, the speed of the supporting plate 52 in the horizontal direction is increased due to the fact that the speed of the supporting plate 52 in the vertical direction is fixed, the speed of the supporting plate 52 in the horizontal direction is increased under the limitation of the shape of the guide rail 51, when the supporting plate 52 moves to the bottom dead point, the speed of the supporting plate 52 in the horizontal direction is high, the working table plate 4 can reliably slide onto the conveyor belt two 11 through inertia, and then the working table plate 4 returns to the inlet end of the conveyor belt one 2 through the conveyor belt two 11 and the conveying device two 6.
The support plate 52 and the carriage 531 have a large self-weight, and the spring 533 can generate an upward thrust on the carriage 531, so that when the cylinder three 532 is shortened, the force of the cylinder three 532 is enough to drive the carriage 531 to move upward, and the support plate 52 returns to the original position. The second conveyor 6 has the same structure as the first conveyor 5, and will not be described in detail herein, and the second conveyor 6 moves the work table 4 with the second conveyor 11 sliding out to the entrance end of the first conveyor 2.
In conclusion, when the assembly production line is used for assembling the motor, a designer can set a plurality of stations according to requirements, and the worker can stop the working table plate 4 at the required station by controlling the state of the second air cylinder 12; when the workpiece is pressed, the pressing station 3 can ensure that the workpiece is reliably supported, and the first conveyor belt 2 cannot be damaged by pressure. Because the work piece is located work platen 4 all the time when transporting between the station, then the manual work need not to carry out frequent unloading on the work piece, has greatly reduced the hand labor volume, and the work piece is difficult for dropping the damage.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (5)

1. The utility model provides a motor assembly line, characterized by: the automatic press mounting machine comprises a rack (1), two first conveyor belts (2) arranged in parallel and a plurality of working tables (4) arranged on the first conveyor belts (2) at intervals, wherein the first conveyor belts (2) are driven by a motor to operate, a plurality of stations are arranged on the rack (1) along the conveying direction of the first conveyor belts (2), each station comprises a press mounting station (3), each press mounting station (3) comprises a press mounting cylinder (31) positioned above the corresponding working table (4) and a press head (32) driven by the press mounting cylinder (31) to slide, and the sliding direction of the press head (32) is along the vertical direction;
a base (33) is arranged on the rack (1) below the pressure head (32), a first air cylinder (35) and an ejector plate (34) driven by the first air cylinder (35) to slide are arranged above the base (33), the ejector plate (34) is arranged on the base (33) in a sliding mode, and the contact surface of the ejector plate (34) and the base (33) is an inclined surface inclined to the horizontal plane; when the first cylinder (35) stretches, the ejection plate (34) can be switched to two states of being retracted to the position below the first conveyor belt (2) and ejecting the working table plate (4) away from the first conveyor belt (2);
a second conveyor belt (11) is arranged below the first conveyor belt (2), the conveying direction of the second conveyor belt (11) is opposite to that of the first conveyor belt (2), the inlet end of the second conveyor belt (11) is positioned below the outlet end of the first conveyor belt (2), and the outlet end of the second conveyor belt (11) is positioned below the inlet end of the first conveyor belt (2);
the automatic conveying device is characterized in that a circular arc-shaped guide rail (51) is arranged on the rack (1), two ends of the guide rail (51) are respectively adjacent to the outlet end of the first conveying belt (2) and the inlet end of the second conveying belt (11), a bearing plate (52) for bearing the working table plate (4) is arranged on the guide rail (51) in a sliding mode, and a driving mechanism (53) for driving the bearing plate (52) to move back and forth along the guide rail (51) is arranged on the rack (1); the bearing plate (52) can move along the guide rail (51) to convey the working bedplate (4) of the first conveyor belt (2) to the second conveyor belt (11);
the side wall of the supporting plate (52) is provided with a guide wheel (521), the guide wheel (521) is arranged in a guide rail (51) in a sliding manner, a sliding frame (531) is arranged on the rack (1) in a sliding manner along the vertical direction, and the supporting plate (52) is arranged on the sliding frame (531) in a sliding manner along the horizontal direction;
the driving mechanism (53) comprises a third cylinder (532) and a spring (533), the piston rod end of the third cylinder (532) is vertically downward and fixed on the sliding frame (531), the spring (533) is arranged between the sliding frame (531) and the rack (1), and the elastic force direction of the spring (533) is the direction for driving the sliding frame (531) to move upwards.
2. The motor assembly line of claim 1, wherein: the conveyor belt I (2) comprises a closed-loop chain body (22) and a plurality of rollers (23) rotatably arranged on the chain body (22), the rollers (23) positioned on the upper belt surface of the conveyor belt I (2) are in rolling contact with the top surface of the rack (1), a chain wheel (21) driven by a motor to rotate is arranged on the rack (1), the chain body (22) is arranged on the chain wheel (21) in a tensioning mode, and the chain body (22) is driven by the chain wheel (21) to operate.
3. The motor assembly line of claim 1, wherein: the station is including first station (14) that is located before pressure equipment station (3), third station (15) that is located pressure equipment station (3) back, circulation has backing ring (16) between first station (14) and third station (15), backing ring (16) are used for treating the other end of pressure equipment back lid with motor casing and offset, be fixed with on frame (1) and be used for supplying sliding slide rail (17) of backing ring (16), the upper end of slide rail (17) is located third station (15) by side, the lower extreme of slide rail (17) is located first station (14) by side.
4. The motor assembly line of claim 2, wherein: a second air cylinder (12) and limiting pieces (13) driven to move by the second air cylinder (12) are arranged on the rack (1), the number and the positions of the second air cylinder (12) and the limiting pieces (13) correspond to each station one by one, and the limiting pieces (13) can be switched to protrude the top surface of the first conveyor belt (2) and retract into the top surface of the first conveyor belt (2) through movement; when the limiting piece (13) protrudes out of the top surface of the first conveyor belt (2), the limiting piece (13) abuts against the side wall of the working table plate (4) and limits the working table plate (4) to move along with the first conveyor belt (2).
5. The motor assembly line of claim 1, wherein: the bearing plate (52) is rotatably provided with a plurality of bearing wheels (522), and the bearing wheels (522) are used for rolling contact with the bottom surface of the working table plate (4).
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WO2006041470A1 (en) * 2004-10-06 2006-04-20 L.H. Carbide Corporation Die assembly and method for manufacturing lamina stacks from a plurality of separate strips of stock material
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