CN113904513A - Automatic wire twisting and thermal shrinkage fixing device for motor stator wire harness - Google Patents
Automatic wire twisting and thermal shrinkage fixing device for motor stator wire harness Download PDFInfo
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- CN113904513A CN113904513A CN202111240777.1A CN202111240777A CN113904513A CN 113904513 A CN113904513 A CN 113904513A CN 202111240777 A CN202111240777 A CN 202111240777A CN 113904513 A CN113904513 A CN 113904513A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/08—Forming windings by laying conductors into or around core parts
- H02K15/085—Forming windings by laying conductors into or around core parts by laying conductors into slotted stators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/024—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies with slots
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/10—Applying solid insulation to windings, stators or rotors
- H02K15/105—Applying solid insulation to windings, stators or rotors to the windings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
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Abstract
The invention discloses an automatic wire twisting and thermal shrinkage fixing device for a motor stator wire harness, which comprises a rack, wherein a chain transmission flow channel is arranged on the rack, a loading operation table is arranged at the starting end of the chain transmission flow channel, and a material placing station, a caching station, a wire twisting station, a sleeve shifting station, a thermal shrinkage station and a carrying station positioned at the tail end of the transmission are sequentially arranged along the transmission direction of the chain transmission flow channel; the sleeve can be automatically pulled to a fixed position, so that the position consistency of the product sleeve is ensured; accessible automatic control temperature carries out pyrocondensation to the sleeve pipe to the pencil on, and accurate control temperature prevents to burn out the product because of the high temperature.
Description
Technical Field
The invention relates to the technical field of motor manufacturing, in particular to a motor stator wire harness automatic wire twisting and thermal shrinkage fixing device.
Background
Unmanned aerial vehicle products on the existing market are more and more, and the wide application is in all walks of life. The most important part among the unmanned aerial vehicle is the motor, and the motor divides active cell and stator two parts, and the stator of area pencil wherein need carry out the action such as twist wire, adorn big sleeve pipe, pyrocondensation to the pencil with the sleeve pipe in the front section equipment process.
On the current production line, generally push away the end of a thread through the manual work, twist the line, manually dial the sleeve pipe, carry out the bushing pyrocondensation with the hot-blast rifle, efficiency is lower, and can't guarantee the effect of elasticity, bushing position uniformity and pyrocondensation behind end of a thread parallel and level, the twisted wire, everybody's operation difference is great, and manually operation's uncertain factor is more, makes product quality can't obtain guaranteeing.
Along with the requirement of customer to the power motor quality in the unmanned aerial vehicle product constantly improves, also constantly improves to the requirement of the production degree of automation of mill, consequently needs a rational in infrastructure can high-efficient completion twisted wire, dials the equipment of sleeve pipe and pyrocondensation.
Disclosure of Invention
The technical purpose is as follows: the invention discloses an automatic wire twisting and heat-shrinkable fixing device for a motor stator wire harness, which can automatically push the wire ends of the wire harness to be flat, automatically twist the wire and uniformly position a heat-shrinkable sleeve, aiming at the defects that the wire ends of the conventional motor stator wire harness are not parallel and level, the tightness degree of the twisted wire is different and the positions of the heat-shrinkable sleeve are not uniform.
The technical scheme is as follows: in order to achieve the technical purpose, the invention adopts the following technical scheme:
a motor stator wire harness automatic wire twisting and thermal shrinkage fixing device comprises a rack, wherein a chain transmission flow channel is arranged on the rack, a feeding operation table is arranged at the starting end of the chain transmission flow channel, a material placing station, a caching station, a wire twisting station, a sleeve shifting station, a thermal shrinkage station and a carrying station positioned at the tail end of the transmission are sequentially arranged along the transmission direction of the chain transmission flow channel, and an automatic wire twisting device, a sleeve shifting device, a thermal shrinkage device and a carrying and blanking device are correspondingly arranged at the wire twisting station, the sleeve shifting station, the thermal shrinkage station and the carrying station; the chain transmission flow channel carries out stator conveying through the tool that sets up on the chain, sets up the inductor that is used for detecting the stator position in each station department, and the inductor distributes in the both sides of chain transmission flow channel, dials sleeve pipe station department and sets up the positioning mechanism who is used for fixing a position the tool.
Preferably, the automatic wire twisting device comprises a horizontal clamping jaw cylinder for clamping a wire harness, and a rotating motor for driving the horizontal clamping jaw cylinder to rotate to twist the wire harness, wherein the driving end of the rotating motor is connected with the horizontal clamping jaw cylinder through a synchronous wheel set, the horizontal clamping jaw cylinder is fixed on one side of a chain transmission flow channel through a first fixing seat positioned below the horizontal clamping jaw cylinder, a push block for pushing the wire harness to be flat is arranged at the end part of the horizontal clamping jaw cylinder, a telescopic cylinder for pushing the horizontal clamping jaw cylinder and the rotating motor integrally along the direction of the wire harness is arranged on the first fixing seat, and the bottom of the horizontal clamping jaw cylinder is connected with the driving end of the telescopic cylinder through a cylinder fixing plate;
the clamping jaw of horizontal clamping jaw cylinder adopts open-close type design, and the clamping jaw adopts L type structure, and when pressing from both sides tightly, the terminal straining of clamping jaw is in the outside of ejector pad, when carrying out pencil tip and pushing away at ordinary times, the clamping jaw is opened to both sides, lets out the position of ejector pad.
Preferably, a material pressing cylinder used for limiting the wire harness when the wire harness is pushed to be flat is arranged right above the wire twisting station, and the material pressing cylinder is matched with the jig to prevent the wire harness from arching in the pushing process.
Preferably, the horizontal clamping jaw air cylinder is connected with an air source through a pneumatic rotary joint, the pneumatic rotary joint comprises a fixing portion and a rotating portion, the rotating portion and the horizontal clamping jaw air cylinder rotate synchronously, the fixing portion is connected with the air source, and a pressure regulating valve used for regulating clamping force of the horizontal clamping jaw air cylinder is arranged between the fixing portion and the air source.
Preferably, the sleeve pulling device comprises a vertical clamping jaw cylinder located above a sleeve pulling station, the clamping end of the vertical clamping jaw cylinder faces downwards, a first transverse moving cylinder used for driving the vertical clamping jaw cylinder to move along the length direction of a sleeve to adjust the position of the sleeve and a first lifting cylinder used for driving the first transverse moving cylinder to lift and change the vertical height of the vertical clamping jaw cylinder are arranged on one side of the sleeve pulling station, the first transverse moving cylinder is fixed at the lifting end of the first lifting cylinder, the vertical clamping jaw cylinder is fixed at the driving end of the first transverse moving cylinder, and the position of the sleeve on a wire harness is adjusted by clamping the sleeve to move along the length direction of the sleeve.
Preferably, the positioning mechanism comprises positioning cylinders symmetrically arranged on two sides of the chain transmission flow channel, the positioning cylinders are positioned on a clamping center line of the vertical clamping jaw cylinder, and after the jig is positioned, the sleeve is positioned right below the clamping center line of the vertical clamping jaw cylinder; the jig is provided with positioning holes at the end part close to the positioning cylinder, positioning pins corresponding to the positioning holes are arranged at the end part of the positioning cylinder, and the jig is positioned when the jig conveys the stator to the sleeve pipe shifting station.
Preferably, the jig comprises a base, the base is arranged in a direction perpendicular to the conveying direction of the stator, a stator positioning block for fixing the stator is arranged on the base, and the stator positioning block is connected with the base in a sliding manner in the direction perpendicular to the conveying direction of the stator; along the slip direction of stator locating piece, second fixing base and the pencil buckle seat of having arranged in order, all be equipped with the wire casing that is used for retraining the pencil on second fixing base and pencil buckle seat, set up compression spring between stator locating piece and the second fixing base, when twisting round the line, pencil length wholly shortens, the stator locating piece slides to second fixing base place one side, after the pencil is twisted round the line and is accomplished, the stator locating piece resets under compression spring elastic action, to keeping away from second fixing base one side and slide, still set up the stopper that is used for sleeve pipe position location on the second fixing base.
Preferably, the wire groove of the wire harness buckle seat adopts a groove structure with a narrow top and a wide bottom, the two sides of the opening above the wire groove are respectively provided with the elastic plungers, and the wire harness is limited in the processes of twisting and leveling the wire harness.
Preferably, the heat-shrinkable device comprises an industrial heat gun vertically arranged above the heat-shrinkable station, a hot air head of the industrial heat gun is opposite to the position of the sleeve, a second lifting cylinder for driving the industrial heat gun to lift and move is arranged on one side of the heat-shrinkable station of the chain transmission flow channel, the industrial heat gun is fixed at the driving end of the second lifting cylinder, the industrial heat gun is provided with a heating controller for controlling heating temperature, a protective cover for protecting is sleeved outside the heat-shrinkable device, and a temperature control meter for displaying the heat-shrinkable temperature is arranged on the protective cover.
Preferably, the conveying and blanking device comprises a conveying mechanism and a discharging mechanism, wherein the conveying mechanism comprises a second transverse moving cylinder perpendicular to the conveying direction of the chain conveying flow channel, and the second transverse moving cylinder is fixed on the rack through a support column and is positioned above the conveying station; a third lifting cylinder is fixed at the driving end of the second transverse moving cylinder, the driving end of the third lifting cylinder faces downwards, a blanking clamping jaw cylinder is fixed at the driving end of the third lifting cylinder, and the stator is grabbed and moved out to a discharging mechanism through the blanking clamping jaw cylinder when the stator is moved to a carrying station by a jig;
the discharging mechanism adopts belt conveying, a discharging inductor is arranged at the position, where the stator is placed, of the conveying mechanism along the conveying direction of the belt, and after the stator is detected to be placed, the belt moves forwards to give way of the stator placing position again; a full material sensor is arranged on the side surface of the tail end along the conveying direction, and a buzzer electrically connected with the full material sensor is arranged on one side of the discharging mechanism; and a baffle for preventing the stator from falling is arranged at the conveying tail end along the direction opposite to the conveying direction.
Has the advantages that: the automatic wire twisting and thermal shrinkage fixing device for the motor stator wire harness provided by the invention has the following beneficial effects:
1. the chain transmission device is sequentially provided with all stations along the conveying direction of the chain transmission flow channel, integrates wire twisting, bushing shifting, thermal shrinkage and blanking, improves the automation degree of manufacturing, and improves the working efficiency and quality.
2. According to the wire twisting device, the pushing block is arranged at the driving end section of the horizontal clamping jaw cylinder, the telescopic cylinder drives the horizontal clamping jaw cylinder to move, so that the pushing block pushes the end of the wire head to be flat, the wire harness is conveniently clamped by the horizontal clamping cylinder, the clamping length of the clamping jaw does not need to be considered, meanwhile, the wire harness with a longer length is automatically wound in the wire twisting process, and redundant wire heads cannot be generated.
3. The clamping jaw of the horizontal clamping jaw air cylinder is designed in an opening-closing mode, and is buckled on the outer side of the push block during clamping, so that the push block needs to occupy the rest space independently, and meanwhile, the position switching between the push block and the horizontal clamping jaw air cylinder does not need to be considered, and the manufacturing cost is saved to a certain extent.
4. According to the wire twisting device, the material pressing cylinder is arranged above the wire twisting station, when the wire harness is pushed to be flat, the longer wire harness can be arched upwards along the jig in the process of being pushed to be flat, so that some wire harnesses are separated from the limiting structure of the jig, and therefore the material pressing cylinder is matched with the jig, the wire harness is always positioned on the jig in the processes of pushing to be flat and twisting to be not separated, and the influence on the quality of the subsequent process is avoided.
5. According to the invention, the pneumatic rotary joint is used for supplying air to the horizontal clamping jaw air cylinder, so that the rotation of the horizontal clamping jaw air cylinder in the wire twisting process is not influenced, and the stability of air supply is ensured; and set up the air-vent valve between pneumatic rotary joint's fixed part and air supply, can adjust the clamping force degree of horizontal clamping jaw cylinder in a flexible way.
6. According to the sleeve pulling device, the first lifting cylinder and the first transverse moving cylinder are used for driving the vertical clamping jaw cylinder to move, and the positioning structure between the positioning cylinder and the jig is matched, so that the uniformity of the sleeve position can be ensured, the welding part of a wire harness is effectively protected, the position positioning by people is not needed, the uniformity degree of products is improved, and the processing quality is ensured.
7. According to the jig disclosed by the invention, the positioning holes are formed in the end part close to the positioning cylinder and are matched with the positioning pins on the positioning cylinder, so that when the position of the sleeve is adjusted, the stator on the jig is accurately positioned, the vertical clamping jaw cylinder is ensured to clamp and move the sleeve, the position is adjusted, the assembly precision is improved, the deviation is avoided, and the production efficiency is improved.
8. The fixture is provided with the stator positioning block, the stator positioning block is connected with the base in a sliding mode, and the compression spring for resetting is arranged, so that the fixture can automatically slide according to the length change of a wire harness in the wire twisting process, and the phenomenon that the wire harness is damaged due to large pulling force is avoided; for the twisted wire feeding mode, the feeding distance is needed, the wire harness can be broken when the distance is too small, the tightness degree of the twisted wire is not uniform when the distance is too large, and the control is not simple and convenient and has high requirements; the adjustment mode of the invention automatically slides according to the tension, has good adaptability, can automatically reset and does not need to be controlled or calculated.
9. The wire harness buckle seat adopts a clamping groove structure with a wide lower part and a narrow upper part, the opening with the narrower upper part is only slightly larger than the diameter of the wire harness, and the wire harness buckle seat is matched with the elastic plunger to limit the wire harness to the maximum extent and prevent the wire harness from disengaging.
10. The invention controls the heating of the industrial hot air gun through the heating controller and displays the heating through the temperature control meter, thereby accurately controlling the temperature and preventing the product from being burnt out due to overhigh temperature.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is an overall structural view of the present invention;
FIG. 2 is a view of the construction of a chain transmission channel of the present invention;
FIG. 3 is a structural diagram of an automatic wire twisting device according to the present invention;
FIG. 4 is a structural view of a material pressing cylinder of the present invention;
FIG. 5 is a structural diagram of a sleeve pulling device according to the present invention;
FIG. 6 is a view showing the structure of a jig according to the present invention;
FIG. 7 is a view of the heat shrinking device of the present invention;
FIG. 8 is a structural view of a carrying mechanism of the present invention;
FIG. 9 is a view of the discharge mechanism of the present invention;
wherein, 1-a frame, 2-a loading operation table, 3-a material placing station, 4-a buffer station, 5-a twisted line station, 6-a sleeve pipe station, 7-a thermal shrinkage station, 8-a carrying station, 9-an automatic wire twisting device, 10-a sleeve pipe shifting device, 11-a thermal shrinkage device, 12-a carrying and blanking device, 13-a jig, 14-an inductor, 15-a positioning mechanism, 16-a horizontal clamping jaw air cylinder, 17-a rotating motor, 18-a first fixed seat, 19-a pushing block, 20-a telescopic air cylinder, 21-an air cylinder fixed plate, 22-a clamping jaw, 23-a material pressing air cylinder, 24-a pneumatic rotating joint, 25-a fixed part, 26-a rotating part, 27-a pressure regulating valve, 28-a vertical clamping jaw air cylinder, a pressure regulating valve, a pressure, 29-a first transverse moving cylinder, 30-a first lifting cylinder, 31-a positioning cylinder, 32-a positioning hole, 33-a base, 34-a stator positioning block, 35-a second fixing seat, 36-a wiring harness buckle seat, 37-a compression spring, 38-an elastic plunger, 39-an industrial hot air gun, 40-a hot air head, 41-a second lifting cylinder and 42-a protective cover, 43-temperature control meter, 44-carrying mechanism, 45-discharging mechanism, 46-second transverse moving cylinder, 47-supporting column, 48-third lifting cylinder, 49-blanking clamping jaw cylinder, 50-discharging inductor, 51-full inductor, 52-buzzer, 53-baffle, 54-wire harness pressing block, 55-stator pressing block and 56-limiting block.
Detailed Description
The present invention will be more clearly and completely described below by way of a preferred embodiment in conjunction with the accompanying drawings, without thereby limiting the scope of the invention to the described embodiment.
As shown in fig. 1 and 2, the automatic wire twisting and thermal shrinking fixing device for motor stator wire harnesses disclosed by the invention comprises a frame (1), a chain transmission flow channel is arranged on the frame 1, a feeding operation platform 2 is arranged at the starting end of the chain transmission flow channel, a material placing station 3, a buffer station 4, a wire twisting station 5, a sleeve pulling station 6, a thermal shrinking station 7 and a carrying station 8 positioned at the tail end of the transmission are sequentially arranged along the transmission direction of the chain transmission flow channel, an automatic wire twisting device 9, a sleeve pulling device 10, a thermal shrinking device 11 and a carrying and blanking device 12 are correspondingly arranged at the wire twisting station 5, the sleeve pulling station 6, the thermal shrinking station 7 and the carrying station 8, the chain flow channel carries out stator transmission through a jig 13 arranged on a chain, an inductor 14 for detecting the position of the stator is arranged at each station, the inductors 14 are distributed at two sides of the chain transmission flow channel, and a positioning mechanism 15 for positioning the jig 13 is arranged at the sleeve pulling station 6.
As shown in fig. 3, the automatic wire twisting device 9 of the present invention includes a horizontal clamping jaw cylinder 16 for clamping a wire harness, a rotating motor 17 for driving the horizontal clamping jaw cylinder 16 to rotate to twist the wire harness, a driving end of the rotating motor 17 is connected to the horizontal clamping jaw cylinder 16 through a synchronous wheel set, the horizontal clamping jaw cylinder 16 is fixed to one side of a chain transmission flow channel through a first fixing seat 18 located below, a push block 19 for pushing the wire harness to be flat is arranged at an end of the horizontal clamping jaw cylinder 16, a telescopic cylinder 30 for pushing the horizontal clamping jaw cylinder 16 and the rotating motor 17 integrally along a direction of the wire harness is arranged on the first fixing seat 18, and a bottom of the horizontal clamping jaw cylinder 16 is connected to a driving end of the telescopic cylinder 20 through a cylinder fixing plate 21. When pushing flat, the telescopic cylinder 20 drives the horizontal clamping jaw cylinder 16 to move, so that the push block 19 can push the thread end to be flush, and the horizontal clamping jaw cylinder 16 is convenient to clamp the thread end.
Horizontal clamping jaw cylinder 16 passes through pneumatic rotary joint 24 and is connected with the air supply, and pneumatic rotary joint 24 includes fixed part 25 and rotation portion 26, and rotation portion 26 rotates with horizontal clamping jaw cylinder 16 is synchronous, and fixed part 26 is connected with the air supply, sets up the air-vent valve 27 that is used for adjusting horizontal clamping jaw cylinder clamping force degree between fixed part 26 and air supply, carries out stable adjustable air feed under the circumstances that does not influence horizontal clamping jaw cylinder pivoted.
Because the push block 19 and the clamping jaw need to operate the wire ends, in order to facilitate the coordination of the positions of the push block and the clamping jaw, and simultaneously reduce the complexity of the device and facilitate the operation of personnel, the clamping jaw 22 of the horizontal clamping jaw air cylinder 16 adopts an open-close type design, the clamping jaw 22 adopts an L-shaped structure, when clamping, the tail end of the clamping jaw 22 is fastened at the outer side of the push block 19, and when the end part of a wire harness is pushed to be flat, the clamping jaw 22 is opened towards two sides to give way out the position of the push block 19; the space of the structure is fully utilized, so that the clamping jaw 22 and the pushing block 19 are not influenced mutually in the working process, and the space is saved.
Because the lengths of the supplied materials of the wire harnesses are different and the uniform lengths of the wire harnesses cannot be guaranteed after the wire harnesses are connected with the stator, when the pushing block 19 is used for pushing the wire ends, the wire harnesses with longer lengths can deform under the action of the pushing force and arch in one direction, and can possibly break away from the limiting structure on the jig 13 to influence the subsequent wire twisting operation, therefore, the material pressing cylinder 23 used for limiting the wire harnesses during the pushing process is arranged right above the wire twisting station 5, the structure of the material pressing cylinder 23 is shown in fig. 4, the wire harness pressing block 54 and the stator pressing block 55 are arranged at the driving end of the material pressing cylinder 23 to effectively limit and fix the products on the jig, and the wire harnesses are prevented from arching upwards in the pushing process through the cooperation of the material pressing cylinder 23 and the jig 13 to guarantee the subsequent processing quality.
Because the length of the wire harness is limited, the wire harness sometimes needs to be extended in the process of stator processing, three welding points exist in the three wire harnesses, a heat-shrinkable sleeve is needed to be used for protecting the welding position of the wire harness, but because the position of the sleeve is manually penetrated and is not uniform, the produced products are not uniform, and the position of the heat-shrinkable sleeve is not uniform, because the invention provides the sleeve shifting device shown in figure 5, the sleeve shifting device 10 comprises a vertical clamping jaw cylinder 28 positioned above a sleeve shifting station 6, the clamping end of the vertical clamping jaw cylinder 28 is downward, one side of the sleeve shifting station 6 is provided with a first transverse moving cylinder 29 for driving the vertical clamping jaw cylinder 28 to move along the length direction of the sleeve to adjust the position of the sleeve, and a first lifting cylinder 30 for driving the first transverse moving cylinder 29 to lift and change the vertical height of the vertical clamping jaw cylinder, a first traverse cylinder 30 is fixed to the lifting end of the first lifting cylinder 29, and a vertical jaw cylinder 28 is fixed to the driving end of the first traverse cylinder 29, and the position of the sleeve on the wire harness is adjusted by moving the sleeve in the length direction of the sleeve by clamping.
In order to ensure that the sleeve pipe shifting device 10 can accurately shift the sleeve pipe and adjust the position, the positioning mechanism 15 is used for positioning the jig 13 so as to ensure the precision, the positioning mechanism 15 comprises positioning cylinders 31 which are symmetrically arranged at two sides of a chain transmission flow channel, the positioning cylinders 31 are positioned on a clamping center line of a vertical clamping jaw cylinder 28, and after the jig 13 is positioned, the sleeve pipe is positioned right below the clamping center line of the vertical clamping jaw cylinder; the jig 13 is provided with positioning holes 32 at the end part close to the positioning cylinder 31, positioning pins corresponding to the positioning holes 32 are arranged at the end part of the positioning cylinder 31, and the jig 13 is positioned when the stator is conveyed to the sleeve shifting station.
As shown in fig. 6, the jig 13 of the present invention includes a base 33, the base 33 is disposed along a direction perpendicular to a stator conveying direction, a stator positioning block 34 for fixing a stator is disposed on the base 33, and in order to adapt to a change in a length of a wire harness during a wire twisting process of the wire harness and to achieve an adjustment of a dynamic position, the stator positioning block 34 of the present invention is slidably connected to the base 33 along a direction perpendicular to the stator conveying direction; along stator locating piece 34's slip direction, second fixing base 35 and pencil buckle seat 36 have arranged in order, all be equipped with the wire casing that is used for retraining the pencil on second fixing base 35 and pencil buckle seat 36, set up compression spring 37 between stator locating piece 34 and the second fixing base 35, when twisting round the line, pencil length wholly shortens, stator locating piece 34 slides to second fixing base 35 place one side, after the pencil is twisted round the line completion, stator locating piece 34 resets under compression spring 37 spring effect, to keeping away from second fixing base 35 one side and slide, still set up the stopper 56 that is used for sleeve pipe position location on second fixing base 35.
Because the wire harness can deform in the processes of pushing and twisting, in order to avoid the wire harness from separating and influencing the reworking of a machining process assembly, the wire groove of the wire harness clamping seat 36 adopts a clamping groove structure with a narrow upper part and a wide lower part, the two sides of the upper opening of the wire groove are respectively provided with the elastic plungers 38, the wire harness is limited in the processes of twisting and pushing the wire harness, and the separation of the wire harness can be effectively avoided.
As shown in fig. 7, the heat shrinking device 11 of the present invention includes an industrial heat gun 39 vertically disposed above the heat shrinking station 7, a hot air head 40 of the industrial heat gun 39 faces the position of the bushing, a second lifting cylinder 41 for driving the industrial heat gun 39 to move up and down is disposed on one side of the heat shrinking station of the chain transmission flow channel, the industrial heat gun 39 is fixed at the driving end of the second lifting cylinder 41, the industrial heat gun 39 is provided with a heating controller for controlling the heating temperature, a protective cover 42 for protecting is sleeved outside the heat shrinking device 11, a temperature control meter 43 for displaying the heat shrinking temperature is disposed on the protective cover 42, the heating temperature can be monitored and accurately controlled by the heating controller and the temperature control meter, and product loss is avoided.
As shown in fig. 8 and 9, the conveying and blanking device 12 of the invention comprises a conveying mechanism 44 and a discharging mechanism 45, wherein the conveying mechanism 44 comprises a second traverse cylinder 46 along the conveying direction perpendicular to the chain conveying flow channel, and the second traverse cylinder 46 is fixed on the frame 1 through a support column 47 and is positioned above the conveying station 8; a third lifting cylinder 48 is fixed at the driving end of the second transverse moving cylinder 46, the driving end of the third lifting cylinder 48 faces downwards, a blanking clamping jaw cylinder 49 is fixed at the driving end of the third lifting cylinder 48, and when the stator is moved to the carrying station 8 by the jig 13 through the blanking clamping jaw cylinder 49, the stator is grabbed and moved out to the discharging mechanism 45.
The discharging mechanism 45 adopts belt conveying, a discharging inductor 50 is arranged at the position where the stator is placed on the conveying mechanism 44 along the conveying direction of the belt, and after the stator is detected to be placed, the belt moves forwards to give way to the stator placing position again; a full material sensor 51 is arranged on the side surface of the tail end along the conveying direction, and a buzzer 52 electrically connected with the full material sensor 51 is arranged on one side of the discharging mechanism 45; a baffle 53 for preventing the stator from falling is provided at the conveying end in the direction opposite to the conveying direction.
When the automatic wire twisting and thermal shrinkage fixing device for the motor stator wire harness is used, the stator and the wire harness are placed into a jig 13 through a feeding operation table 2, and products are driven by the jig to sequentially move to each processing station; the safety grating is arranged at the material placing station 3, when a human hand is detected to be placed in, the chain is not transmitted, after the stator is placed, the stator is moved to the wire twisting station 5, when the inductor 14 at the wire twisting station detects that the jig is in place, the material pressing cylinder 23 is pressed down, the lower part of the material pressing cylinder is attached to the upper part of the jig, the stator and the wire harness are limited between the stator and the wire harness, then the two clamping jaws 22 of the horizontal clamping jaw cylinder 16 are opened towards the outer side, the push block 19 is exposed, the push block 19 is moved towards the wire harness under the driving of the telescopic cylinder 20, the wire ends of the three wire harnesses are pushed to be parallel and level, then the clamping jaws 22 are buckled, the wire ends are clamped, and the clamping force of the horizontal clamping jaw cylinder 16 can be adjusted according to the force required by wire twisting; and then the rotating motor 17 is started, the horizontal clamping jaw air cylinder 16 rotates under the driving of the rotating motor to perform wire twisting operation, and at the moment, the pressing air cylinder 23 keeps a downward pressing state until the wire twisting is finished and then is loosened.
Stator that the twisted wire was accomplished is under the drive of tool 13, remove to dialling sleeve pipe station 6, earlier by two location cylinders 31 of positioning mechanism 15 and the cooperation of locating hole 32 on the tool, carry out the accurate positioning, then first lift cylinder 30 drives first sideslip cylinder 29 and moves down, make vertical clamping jaw cylinder 28 and sleeve pipe contact, can clip the sleeve pipe, then carry out sheathed tube stirring under the drive of first sideslip cylinder 29, when the sleeve pipe contacts with stopper 56, reach the position, dial the sleeve pipe device and reset, wait for the tool to move down and arrive, repeat the above-mentioned sleeve pipe action of dialling, guarantee that sheathed tube position is unified.
After the sleeve is adjusted in place, the sleeve enters a thermal shrinkage station, the sleeve is heated by an industrial hot air gun 39 to complete thermal shrinkage, then the sleeve is moved to a carrying station, the stator is moved out of the jig 13 by a carrying mechanism 44 and placed on a belt of a discharging mechanism 45; after the discharging inductor 50 detects that a product is placed, the discharging inductor automatically moves forward to a station, so that the next product can be conveniently conveyed and placed; a full material sensor 5 is arranged at the tail end of the discharging mechanism, and when the products are not moved out for a long time to reach a certain amount, a buzzer alarms to remind people to take materials; and the shutter 53 can prevent the product from falling.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (10)
1. An automatic wire twisting and heat shrinking fixing device for a motor stator wire harness is characterized by comprising a rack (1), wherein a chain transmission flow channel is arranged on the rack (1), a feeding operation table (2) is arranged at the starting end of the chain transmission flow channel, a discharging station (3), a caching station (4), a wire twisting station (5), a sleeve shifting station (6), a heat shrinking station (7) and a carrying station (8) positioned at the tail end of the conveying direction are sequentially arranged along the conveying direction of the chain transmission flow channel, and an automatic wire twisting device (9), a sleeve shifting device (10), a heat shrinking device (11) and a carrying and discharging device (12) are correspondingly arranged at the wire twisting station (5), the sleeve shifting station (6), the heat shrinking station (7) and the carrying station (8); the chain transmission flow channel carries out stator conveying through a jig (13) arranged on a chain, inductors (14) used for detecting the positions of the stators are arranged at all stations, the inductors (14) are distributed on two sides of the chain transmission flow channel, and a positioning mechanism (15) used for positioning the jig (13) is arranged at a sleeve shifting station (6).
2. The automatic wire twisting and heat shrinking fixing device for motor stator wire harness according to claim 1, characterized in that the automatic wire twisting device (9) comprises a horizontal clamping jaw air cylinder (16) for clamping a wire harness, a rotating motor (17) for driving the horizontal clamping jaw cylinder (16) to rotate to carry out wire harness tightening, the driving end of the rotating motor (17) is connected with the horizontal clamping jaw cylinder (16) through a synchronous wheel set, the horizontal clamping jaw cylinder (16) is fixed at one side of the chain transmission flow passage through a first fixed seat (18) positioned at the lower part, a push block (19) for pushing the wire harness to be flat is arranged at the end part of the horizontal clamping jaw cylinder (16), a telescopic cylinder (30) used for pushing the horizontal clamping jaw cylinder (16) and the rotating motor (17) integrally along the direction of the line beam is arranged on the first fixing seat (18), and the bottom of the horizontal clamping jaw cylinder (16) is connected with the driving end of the telescopic cylinder (20) through a cylinder fixing plate (21);
the clamping jaw (22) of the horizontal clamping jaw cylinder (16) is in an open-close type design, the clamping jaw (22) is in an L-shaped structure, when the clamping jaw is clamped, the tail end of the clamping jaw (22) is fastened on the outer side of the push block (19), and when the end of the wire harness is pushed to be flat, the clamping jaw (22) is opened towards two sides to make the position of the push block (19) out.
3. The automatic wire twisting and heat shrinking fixing device for the motor stator wire harness is characterized in that a material pressing cylinder (23) used for limiting the wire harness during the wire harness flattening process is arranged right above the wire twisting station (5), and the material pressing cylinder (23) is matched with a jig (13) to prevent the wire harness from arching during the flattening process.
4. The automatic wire twisting and heat shrinking fixing device for the motor stator wire harness is characterized in that the horizontal clamping jaw cylinder (16) is connected with an air source through a pneumatic rotating joint (24), the pneumatic rotating joint (24) comprises a fixing portion (25) and a rotating portion (26), the rotating portion (26) and the horizontal clamping jaw cylinder (16) rotate synchronously, the fixing portion (26) is connected with the air source, and a pressure regulating valve (27) used for regulating the clamping force of the horizontal clamping jaw cylinder is arranged between the fixing portion (26) and the air source.
5. The automatic wire twisting and heat shrinking fixing device for motor stator wire harness according to claim 1, it is characterized in that the sleeve pipe shifting device (10) comprises a vertical clamping jaw air cylinder (28) positioned above the sleeve pipe shifting station (6), the clamping end of the vertical clamping jaw air cylinder (28) is downward, a first transverse moving cylinder (29) for driving the vertical clamping jaw cylinder (28) to move along the length direction of the sleeve to adjust the position of the sleeve is arranged at one side of the sleeve shifting station (6), and a first lifting cylinder (30) for driving the first transverse moving cylinder (29) to lift and change the vertical height of the vertical clamping jaw cylinder, wherein the first transverse moving cylinder (30) is fixed at the lifting end of the first lifting cylinder (29), the vertical clamping jaw cylinder (28) is fixed at the driving end of the first transverse moving cylinder (29), the position of the sleeve on the wiring harness is adjusted by moving the clamping sleeve along the length direction of the sleeve.
6. The automatic wire twisting and heat shrinking fixing device for the motor stator wire harness is characterized in that the positioning mechanism (15) comprises positioning cylinders (31) which are symmetrically arranged at two sides of a chain transmission flow channel, the positioning cylinders (31) are positioned on a clamping center line of a vertical clamping jaw cylinder (28), and after the jig (13) is positioned, a sleeve is positioned right below the clamping center line of the vertical clamping jaw cylinder; jig (13) all sets up locating hole (32) at the tip that is close to positioning cylinder (31), sets up the locating pin corresponding with locating hole (32) at positioning cylinder (31) tip, fixes a position the jig when jig (13) are carried the stator to dialling the sleeve pipe station.
7. The automatic wire twisting and heat shrinking fixing device for the motor stator wire harness is characterized in that the jig (13) comprises a base (33), the base (33) is arranged in the direction perpendicular to the conveying direction of the stator, a stator positioning block (34) used for fixing the stator is arranged on the base (33), and the stator positioning block (34) is connected with the base (33) in a sliding mode in the direction perpendicular to the conveying direction of the stator; the wire harness twisting device comprises a stator positioning block (34), wherein a second fixing seat (35) and a wire harness buckling seat (36) are sequentially arranged along the sliding direction of the stator positioning block (34), wire grooves for restraining a wire harness are formed in the second fixing seat (35) and the wire harness buckling seat (36), a compression spring (37) is arranged between the stator positioning block (34) and the second fixing seat (35), the length of the wire harness is integrally shortened when the wire harness is twisted, the stator positioning block (34) slides to one side where the second fixing seat (35) is located, and after the wire harness is twisted, the stator positioning block (34) resets under the elastic force of the compression spring (37) and slides to one side far away from the second fixing seat (35); and a limiting block (56) for positioning the sleeve is also arranged on the second fixed seat (35).
8. The automatic wire twisting and heat shrinking fixing device for the motor stator wire harness is characterized in that a wire groove of the wire harness clamping seat (36) is of a clamping groove structure with a narrow upper part and a wide lower part, two sides of an opening above the wire groove are respectively provided with an elastic plunger (38), and the wire harness is limited in the wire twisting and pushing processes.
9. The automatic wire twisting and heat shrinking fixing device for the motor stator wire harness is characterized in that the heat shrinking device (11) comprises an industrial hot air gun (39) vertically arranged above a heat shrinking station (7), a hot air head (40) of the industrial hot air gun (39) is opposite to the position of a sleeve, a second lifting cylinder (41) used for driving the industrial hot air gun (39) to move up and down is arranged on one side of the heat shrinking station of a chain transmission flow channel, the industrial hot air gun (39) is fixed at the driving end of the second lifting cylinder (41), the industrial hot air gun (39) is provided with a heating controller used for controlling the heating temperature, a protective cover (42) used for protecting is sleeved outside the heat shrinking device (11), and a temperature control meter (43) used for displaying the heat shrinking temperature is arranged on the protective cover (42).
10. The automatic wire twisting and heat shrinking fixing device for the motor stator wire harness is characterized in that the conveying and blanking device (12) comprises a conveying mechanism (44) and a discharging mechanism (45), the conveying mechanism (44) comprises a second traverse air cylinder (46) which is perpendicular to the conveying direction of a chain conveying flow channel, and the second traverse air cylinder (46) is fixed on the machine frame (1) through a supporting column (47) and is positioned above the conveying station (8); a third lifting cylinder (48) is fixed at the driving end of the second transverse moving cylinder (46), the driving end of the third lifting cylinder (48) faces downwards, a blanking clamping jaw cylinder (49) is fixed at the driving end of the third lifting cylinder (48), and the stator is grabbed and moved out to the discharging mechanism (45) when the stator is moved to the carrying station (8) by the jig (13) through the blanking clamping jaw cylinder (49);
the discharging mechanism (45) is conveyed by a belt, a discharging inductor (50) is arranged at the position where the stator is placed on the conveying mechanism (44) along the conveying direction of the belt, and after the stator is detected to be placed, the belt moves forwards to give way to the stator placing position again; a full material sensor (51) is arranged on the side surface of the tail end along the conveying direction, and a buzzer (52) electrically connected with the full material sensor (51) is arranged on one side of the discharging mechanism (45); a baffle (53) for preventing the stator from falling is arranged at the conveying end along the direction opposite to the conveying direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111240777.1A CN113904513B (en) | 2021-10-25 | 2021-10-25 | Automatic wire twisting and thermal shrinkage fixing device for motor stator wire harness |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111240777.1A CN113904513B (en) | 2021-10-25 | 2021-10-25 | Automatic wire twisting and thermal shrinkage fixing device for motor stator wire harness |
Publications (2)
| Publication Number | Publication Date |
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| CN113904513A true CN113904513A (en) | 2022-01-07 |
| CN113904513B CN113904513B (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111240777.1A Active CN113904513B (en) | 2021-10-25 | 2021-10-25 | Automatic wire twisting and thermal shrinkage fixing device for motor stator wire harness |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117863571A (en) * | 2023-12-06 | 2024-04-12 | 广东宏大韶化民爆有限公司 | Automatic thermal shrinkage sleeve device for electronic tube chip |
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| CN111952011A (en) * | 2020-09-18 | 2020-11-17 | 惠州启动工业科技有限公司 | Shielded wire pyrocondensation engineering all-in-one |
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| US4342152A (en) * | 1980-01-30 | 1982-08-03 | Western Electric Company, Inc. | Methods of terminating and connectorizing cables |
| US5778945A (en) * | 1997-03-14 | 1998-07-14 | Tempel Steel Company, Inc. | Automatic wire twister |
| WO2008055636A1 (en) * | 2006-11-06 | 2008-05-15 | Atop S.P.A. | Method and apparatus for terminating leads of plural wires in dynamo electric machine core |
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| CN117863571A (en) * | 2023-12-06 | 2024-04-12 | 广东宏大韶化民爆有限公司 | Automatic thermal shrinkage sleeve device for electronic tube chip |
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|---|---|
| CN113904513B (en) | 2022-08-23 |
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