CN114771155B - Motor axle assembly for driving electric vehicle - Google Patents
Motor axle assembly for driving electric vehicle Download PDFInfo
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- CN114771155B CN114771155B CN202210709712.5A CN202210709712A CN114771155B CN 114771155 B CN114771155 B CN 114771155B CN 202210709712 A CN202210709712 A CN 202210709712A CN 114771155 B CN114771155 B CN 114771155B
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- frame
- guide frame
- axle assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/14—Draw-gear or towing devices characterised by their type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/005—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces transversally
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/14—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for both lifting and manoeuvring
- B60S9/16—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for both lifting and manoeuvring for operating only on one end of vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/14—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for both lifting and manoeuvring
- B60S9/205—Power driven manoeuvring fittings, e.g. reciprocably driven steppers or rotatably driven cams
- B60S9/21—Power driven manoeuvring fittings, e.g. reciprocably driven steppers or rotatably driven cams comprising a rotatably driven auxiliary wheel or endless track, e.g. driven by ground wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/14—Understructures, i.e. chassis frame on which a vehicle body may be mounted of adjustable length or width
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/40—Indexing codes relating to the wheels in the suspensions
- B60G2200/422—Driving wheels or live axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/40—Type of actuator
- B60G2202/43—Mechanical actuator
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to the technical field of vehicle power devices, in particular to a motor axle assembly for driving an electric vehicle, which comprises main guide frames, wherein the bottom end of each main guide frame is provided with a plurality of main support arms, the main support arms are driven at the bottom end of the main guide frame through auxiliary adjusting components and can perform symmetrical mirror image displacement along the extension direction of the main guide frame, and the bottom ends of the main support arms are provided with brushless motors; the second lead screw is arranged in the axle assembly, and the distance between the brushless motors can be changed in the rotation process of the second lead screw, so that the distance between the axle assemblies is adjusted, the operation of workers under the condition of narrow field environment is facilitated, and the transfer transportation of materials is facilitated under the severe environment; the angle of telescopic link and supplementary gyro wheel is adjusted to second servo motor, and the supplementary gyro wheel operation is adjusted the axle assembly and is carried out lateral displacement, is convenient for shift the transportation at the right angle bend to the material.
Description
Technical Field
The invention relates to the technical field of vehicle power devices, in particular to a motor axle assembly for driving an electric vehicle.
Background
The axle is also called as axle, and is connected with the frame or the bearing type vehicle body through the suspension, and wheels are arranged at the two ends of the axle. The function of the device is to bear the load of the automobile and maintain the normal running of the automobile on the road; according to different driving modes, the axle is also divided into different axle assemblies such as a steering axle, a driving axle and the like.
When current axle assembly uses, its horizontal interval is fixed, at engineering operation in-process, the object work piece volume length that is subject to the delivery on the engineering vehicle is different, and the operation site environment is narrow and small, conventional vehicle among the site environment can't satisfy the transportation of work piece sometimes and shift, lead to adopting numerous manpower manual operations, and need adopt lifting device to carry out aerial transfer transportation sometimes, and adopt the manual work then easily to lead to the cost of labor too high, and easily cause workman's industrial injury, and adopt lifting device also be subject to the site environment very much, and lifting workpiece has the risk of falling, influence operation site safety.
Aiming at the problem that the existing engineering vehicle exposes in the process of transferring and transporting partial workpieces, the improvement and optimization of the motor axle assembly are needed.
Disclosure of Invention
In order to solve the technical problem, the invention provides a motor axle assembly for driving an electric vehicle, which has the characteristics of being capable of adjusting the distance between power devices and facilitating the transfer and transportation of large-size workpieces.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a motor axle assembly for electric vehicle drive, includes main leading truck, every main leading truck bottom is equipped with a plurality of main tributary brace arm, a plurality of the main tributary brace arm passes through the drive of supplementary adjusting part in the bottom of main leading truck to can be along the symmetrical mirror image displacement of main leading truck extending direction, the bottom of main tributary brace arm is equipped with brushless motor, brushless motor's outside is equipped with the wheel along brushless motor's circumferencial direction cover.
The auxiliary guide frame parallel to the main guide frame is symmetrically arranged on two sides of the main guide frame, a displaceable auxiliary support arm is also arranged at the bottom end of the auxiliary guide frame through an auxiliary adjusting assembly, an extension frame is fixedly arranged on the surface of one side of the auxiliary support arm, which is different from the main support arm, and an auxiliary reversing assembly is arranged at the bottom end of the extension frame.
Lie in main leading truck all is provided with the first roof beam structure that extends with the main leading truck syntropy, every the spout has all been seted up along the extending direction of first roof beam structure to the upper surface of first roof beam structure, every the equal symmetry in middle part of spout is equipped with the slider that can shift, every the top of slider all is equipped with the link, every the link relative one side is equallyd divide and is do not connected and be equipped with two rotatable shearing arms, the shearing arm is crisscross the setting between the link, and the crisscross regional connection of per two shearing arms is equipped with spliced pole, two the shearing arm is through the drive assembly regulation contained angle that the spliced pole side set up.
As a preferred technical solution of the motor axle assembly for driving an electric vehicle according to the present invention, the auxiliary adjustment assembly includes a first servo motor and a second lead screw, guide grooves are respectively formed on bottom surfaces of the main guide frame and the auxiliary guide frame, the second lead screw is disposed inside the guide groove along a direction of the guide groove, top ends of the auxiliary support arm and the main support arm are screwed with the second lead screw, a plurality of first servo motors are respectively disposed at end portions of the main guide frame and the auxiliary guide frame, and an output shaft of the first servo motor is connected with the second lead screw.
According to the preferred technical scheme of the motor axle assembly for driving the electric vehicle, the auxiliary reversing component comprises an expansion link and an auxiliary roller, the expansion link is fixed to the bottom surface of one end, different from the auxiliary supporting arm, of the extension frame, the auxiliary roller is arranged at the output end of the expansion link, a second servo motor is arranged on the upper surface, located on the extension frame, above the expansion link, and an output shaft of the second servo motor penetrates through the extension frame and is connected with the expansion link to drive the expansion link to deflect.
According to the preferable technical scheme of the motor axle assembly for driving the electric vehicle, the main supporting arm and the auxiliary supporting arm are provided with through grooves on the side surfaces perpendicular to the extending direction of the main guide frame, and the inside of each through groove is provided with a synchronizing rod in a penetrating mode.
According to the optimal technical scheme of the motor axle assembly for driving the electric vehicle, the middle of the bottom surface of the main guide frame is fixedly provided with the limiting seat, the limiting seat is internally provided with the limiting rod in a threaded manner along the extending direction of the main guide frame, and two ends of the limiting rod penetrate through the main support arm and the side wall of the synchronizing rod.
According to the preferable technical scheme of the motor axle assembly for driving the electric vehicle, the auxiliary guide rod is arranged in the sliding groove along the direction of the sliding groove, the auxiliary guide rod penetrates through the side wall of the sliding block, and the outer sides, opposite to each other, of the two sliding blocks in the sliding groove are respectively provided with the pressure spring sleeved on the outer wall of the auxiliary guide rod.
The two side surfaces of the first beam frame are uniformly and symmetrically provided with chip removal grooves communicated with the inside of the sliding groove.
According to the preferred technical scheme of the motor axle assembly for driving the electric vehicle, the magnetic sheet is fixedly arranged on the upper surface of the connecting frame, the supporting plate is arranged above the connecting frame, and the supporting plate is connected with the magnetic sheet in a magnetic attraction mode.
According to the preferable technical scheme of the motor axle assembly for driving the electric vehicle, the middle part of the upper surface of the first beam frame is provided with the plurality of positioning columns, and the bottom end of the supporting plate is provided with the embedded groove matched with the bottom ends of the positioning columns.
According to the preferred technical scheme of the motor axle assembly for driving the electric vehicle, the driving assembly comprises the stabilizing frames and the adjusting screw rods, the stabilizing frames are fixedly arranged on the side surfaces of the connecting columns respectively, and two ends of the adjusting screw rods are in threaded fit with the stabilizing frames respectively.
The adjusting mechanism is characterized in that a connecting chamber is arranged at one end of the adjusting screw rod, a third servo motor is fixedly arranged on one side of the connecting chamber, and an output shaft of the third servo motor penetrates through the connecting chamber and is in gear engagement transmission with the adjusting screw rod.
The lateral wall of steady rest passes through the fixed stabilizing block that is equipped with of support, the lateral wall of stabilizing block is equipped with a plurality of stabilizer bar along the direction of adjusting the lead screw, the one end and the linkage chamber of stabilizer bar are connected.
According to the preferable technical scheme of the motor axle assembly for driving the electric vehicle, one end of the auxiliary guide frame is positioned at the outer side of the first servo motor and is fixedly provided with the protective sleeve, and the outer wall of the protective sleeve is fixedly provided with the extending claw.
Compared with the prior art, the invention has the following beneficial effects.
1. The second lead screw is arranged in the axle assembly, the distance between the brushless motors can be changed in the rotating process of the second lead screw, and then the distance between the axle assemblies is adjusted, so that the axle assembly is convenient for workers to operate under the condition of narrow field environment, and the axle assembly is convenient for transferring and transporting large-sized materials under severe environment.
2. The telescopic rods and the auxiliary rollers are additionally arranged at the two ends of the axle assembly, the telescopic rods are convenient to support the axle assembly, the angle of the telescopic rods and the angle of the auxiliary rollers are adjusted by the second servo motor, the axle assembly is adjusted to perform transverse displacement when the auxiliary rollers operate, and the materials are convenient to transfer and transport in a right-angled bend mode.
3. Adjust the interval that the lead screw rotates the in-process and adjust two steady rests, and then the contained angle of the arm of force of shearing for interval between the first roof beam structure of multiunit shortens or increases, is convenient for place the layer board of different specifications in the top of magnetic sheet, and the magnetic sheet is inhaled through magnetism and is connected with the layer board, and the layer board of the different specifications of being convenient for keeps stable above first roof beam structure and places, and the reference column makes the layer board keep stable above first roof beam structure.
4. The end part of the auxiliary guide frame is additionally provided with the extension claws, when the two groups of axle assemblies are used, the axle assemblies can be transversely connected through the extension claws, the two groups of extension claws which are transversely connected are mutually staggered, and a worker penetrates through the fixing bolts into the extension claws, so that the two groups of axle assemblies are kept synchronous in the displacement process.
Drawings
In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic bottom view of fig. 1 according to the present invention.
FIG. 3 is a schematic structural view of FIG. 1 with the pallet removed.
Fig. 4 is another view-angle structure diagram of fig. 3 according to the present invention.
Fig. 5 is an enlarged schematic view of a portion a of fig. 4 according to the present invention.
Fig. 6 is a schematic view of the driving structure of the adjusting screw rod of the present invention.
Fig. 7 is a structural view in section along the slide groove of the first beam frame in the present invention.
In the figure: 1. a first beam frame; 2. a chute; 3. a slider; 4. a chip groove; 5. a main guide frame; 6. a first servo motor; 7. a limiting seat; 8. a limiting rod; 9. a main support arm; 10. a brushless motor; 11. a wheel; 12. a pallet; 13. an auxiliary guide frame; 14. an auxiliary support arm; 15. a synchronization lever; 16. an extension frame; 17. a second servo motor; 18. a telescopic rod; 19. an auxiliary roller; 20. a protective sleeve; 21. an extension claw; 22. a guide groove; 23. a connecting frame; 24. a magnetic sheet; 25. a positioning column; 26. shearing an arm of force; 27. connecting columns; 28. a stabilizing frame; 29. adjusting the lead screw; 30. a stabilizing block; 31. a stabilizer bar; 32. a third servo motor; 33. a connection chamber; 34. an auxiliary guide bar; 35. a pressure spring; 36. a second lead screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1-7, the present invention discloses a motor axle assembly for driving an electric vehicle, which includes main guide frames 5, wherein a plurality of main support arms 9 are disposed at a bottom end of each main guide frame 5, the plurality of main support arms 9 are driven by an auxiliary adjusting component at the bottom end of the main guide frame 5 and can perform symmetrical mirror image displacement along an extending direction of the main guide frame 5, a brushless motor 10 is disposed at a bottom end of each main support arm 9, and a wheel 11 is sleeved outside the brushless motor 10 along a circumferential direction of the brushless motor 10.
Auxiliary guide frames 13 parallel to the main guide frame 5 are symmetrically arranged on two sides of the main guide frame 5, a displaceable auxiliary support arm 14 is also arranged at the bottom end of the auxiliary guide frame 13 through an auxiliary adjusting component, an extension frame 16 is fixedly arranged on the surface of one side of the auxiliary support arm 14, which is different from the main support arm 9, and an auxiliary reversing component is arranged at the bottom end of the extension frame 16.
The top ends of the main guide frame 5 and the auxiliary guide frame 13 are provided with first beam frames 1 extending in the same direction as the main guide frame 5, the upper surface of each first beam frame 1 is provided with a sliding groove 2 along the extending direction of the first beam frame 1, the middle part of each sliding groove 2 is symmetrically provided with a movable sliding block 3, the top end of each sliding block 3 is provided with a connecting frame 23, one side of each connecting frame 23 opposite to the connecting frame 23 is connected with two rotatable shearing force arms 26, the shearing force arms 26 are arranged between the connecting frames 23 in a staggered mode, the staggered area of each two shearing force arms 26 is connected with a connecting column 27, the two shearing force arms 26 adjust the included angle through driving components arranged on the side surface of the connecting column 27, the length of an axle assembly can be lengthened in the included angle adjusting process of the shearing force arms 26, or the width of the axle assembly can be adjusted, and materials of different specifications can be transported conveniently.
Specifically, supplementary adjusting part includes first servo motor 6 and second lead screw 36, be located main leading truck 5, guide way 22 has all been seted up to the bottom surface of supplementary leading truck 13, second lead screw 36 moves towards the setting along guide way 22 in the inside of guide way 22, supplementary support arm 14, the top and the 36 screw threads of second lead screw of main support arm 9 close soon and are connected, a plurality of first servo motor 6 sets up respectively at main leading truck 5, the tip of supplementary leading truck 13, and the output shaft of first servo motor 6 is connected with second lead screw 36, the interval of second lead screw 36 operation in-process adjustment supplementary support arm 14 or main support arm 9 in this embodiment, and then be convenient for the axle assembly to transport the material on constrictive road.
Specifically, supplementary switching-over subassembly includes telescopic link 18 and supplementary gyro wheel 19, telescopic link 18 is fixed and is extended frame 16 and be different from the one end bottom surface of auxiliary stay 14, be equipped with supplementary gyro wheel 19 on the output of telescopic link 18, the top that telescopic link 18 is located the upper surface that extends frame 16 is equipped with second servo motor 17, the output shaft of second servo motor 17 runs through and extends frame 16 and is connected the deflection of drive telescopic link 18 with telescopic link 18, can adjust the angle of telescopic link 18 through second servo motor 17 in this embodiment, lift the axle assembly through telescopic link 18, through the operation of supplementary gyro wheel 19, drive frame assembly carries out lateral displacement.
Specifically, the main supporting arm 9, the auxiliary supporting arm 14 is perpendicular to the main guide frame 5 extending direction's side surface and has been seted up logical groove, the inside of leading the groove is run through and is equipped with the synchronizing bar 15, the fixed spacing seat 7 that is equipped with in bottom surface middle part of main guide frame 5, it is equipped with the gag lever post 8 to close soon along main guide frame 5's extending direction screw thread in the spacing seat 7, the both ends of gag lever post 8 run through from main supporting arm 9 and synchronizing bar 15 lateral wall, gag lever post 8 is used for making the synchronizing bar 15 remain stable in this embodiment, avoid the axle assembly interval and in the size adjustment process synchronizing bar 15 to drop from equipment.
Specifically, an auxiliary guide rod 34 is arranged inside the sliding chute 2 along the groove direction of the sliding chute 2, the auxiliary guide rod 34 penetrates through the side wall of the sliding block 3, and pressure springs 35 sleeved on the outer wall of the auxiliary guide rod 34 are arranged on the outer sides, opposite to each other, of the two sliding blocks 3 inside the sliding chute 2; the pressure spring 35 pressurizes the sliders 3 by its own elastic force, so that the two sliders 3 are kept symmetrical in the sliding groove 2, and the support plate 12 is disposed right above the axle assembly.
Chip grooves 4 communicated with the interior of the sliding groove 2 are uniformly and symmetrically formed in the surfaces of two sides of the first beam frame 1, chips in the sliding groove 2 can be discharged through the chip grooves 4 in the embodiment, and the situation that the sliding block 3 is clamped in the sliding groove 2 and does not act sensitively is avoided.
Specifically, the fixed surface of link 23 is equipped with magnetic sheet 24, the top of link 23 is equipped with layer board 12, layer board 12 is connected with 24 magnetism of magnetic sheet magnetism, the upper surface middle part of first roof beam structure 1 is equipped with a plurality of reference column 25, the gomphosis groove with reference column 25 bottom matched with is seted up to the bottom of layer board 12, when layer board 12 placed in this embodiment, can the gomphosis establish on reference column 25, be convenient for layer board 12 accomplishes the location, and accomplish stable installation through magnetism, and in 26 contained angle adjustment processes of shear force arm, be convenient for lift layer board 12.
Specifically, the driving assembly comprises a stabilizing frame 28 and an adjusting screw 29, the stabilizing frames 28 are respectively fixedly arranged on the side surfaces of the connecting columns 27, and two ends of the adjusting screw 29 are respectively in threaded fit with the stabilizing frames 28; the adjusting screw 29 is used as a bidirectional screw, and the distance between the stabilizing frames 28 can be adjusted when the bidirectional screw operates, so as to adjust the included angle of the shearing arm 26.
A connecting chamber 33 is arranged at one end of the adjusting screw 29, a third servo motor 32 is fixedly arranged at one side of the connecting chamber 33, and an output shaft of the third servo motor 32 penetrates into the connecting chamber 33 and is in meshing transmission with the adjusting screw 29 through a gear; the connecting chamber 33 serves as a transmission chamber for adjusting the rotation of the adjusting screw 29.
The side wall of stabilizer 28 is fixed through the support and is equipped with stabilizer 30, and the side wall of stabilizer 30 is equipped with a plurality of stabilizer 31 along the direction of adjusting lead screw 29, and the one end and the connection room 33 of stabilizer 31 are connected, and stabilizer 31 further promotes the stability of connection room 33 in this embodiment for connection room 33 can not the beat in the displacement process.
Specifically, one end of the auxiliary guide frame 13 is located outside the first servo motor 6 and is fixedly provided with a protective sleeve 20, and the outer wall of the protective sleeve 20 is fixedly provided with an extension claw 21, in this embodiment, when two rows of axle assemblies are connected side by side, the axle assemblies can be connected through the extension claw 21, and a fixing bolt penetrates through the extension claw 21, so that the two groups of axle assemblies can synchronously displace.
The working principle and the using process of the invention are as follows: in the actual use process of the axle assembly, the brushless motor 10 is used for driving, and the brushless motor 10 drives the wheels 11 to rotate when in operation, so that the axle assembly can advance on the ground.
When the axle assembly is used and the width of the axle assembly needs to be adjusted, only the first servo motor 6 needs to be started to operate, the second lead screw 36 is driven to rotate by the first servo motor 6 in the operation process, and the distance between the main support arms 9 is adjusted when the second lead screw 36 operates, so that the distance between the axle assemblies is changed, and the axle assemblies can conveniently advance on a narrow road.
When the material on the axle assembly needs to be translated and conveyed, telescopic link 18 operates and releases, reduce the height of auxiliary roller 19, make auxiliary roller 19 and ground contact, lift the axle assembly through auxiliary roller 19, the angle of adjustment telescopic link 18 when second servo motor 17 operates, and then the angle of adjustment telescopic link 18 and auxiliary roller 19, make the direction of auxiliary roller 19 perpendicular with brushless motor 10's direction, drive axle assembly lateral displacement when auxiliary roller 19 operates, be convenient for the axle assembly shifts the transportation to the material of placing its top.
The inside gear of room 33 is connected in the drive of third servo motor 32 operation in-process, and then drives and adjusts lead screw 29 and rotate, adjusts the interval that two steady rests 28 were adjusted to lead screw 29 rotation in-process, and then the contained angle of adjustment shearing arm 26 for interval between the first roof beam structure 1 of multiunit shortens or increases, and magnetic sheet 24 is connected with layer board 12 through magnetism, and the layer board 12 of being convenient for keeps steadily placing in first roof beam structure 1 top, and reference column 25 makes layer board 12 keep steadily above first roof beam structure 1.
Pressure springs 35 are symmetrically provided at both ends of the auxiliary guide bar 34, and the pressure springs 35 pressurize the sliders 3 by elastic force, so that the two link frames 23 are maintained in a central region above the first beam frame 1, facilitating the stable maintenance of the pallet 12 above the first beam frame 1.
The limiting rod 8 penetrates through the limiting seat 7 through threads, and the two ends of the limiting rod 8 penetrate through the main supporting arm 9 and the side wall of the synchronizing rod 15, so that the two groups of synchronizing rods 15 are kept stable when the distance between the two groups of synchronizing rods is changed.
The end part of the auxiliary guide frame 13 is additionally provided with the extension claws 21, when the two groups of axle assemblies are used, the axle assemblies can be transversely connected through the extension claws 21, the two groups of extension claws 21 which are transversely connected are mutually staggered, and a worker penetrates through the extension claws 21 to fix bolts, so that the two groups of axle assemblies are kept synchronous in the displacement process.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all equivalent variations made by using the contents of the present specification and the drawings are within the protection scope of the present invention.
Claims (7)
1. The motor axle assembly for driving the electric vehicle is characterized by comprising a main guide frame (5), wherein a plurality of main supporting arms (9) are arranged at the bottom end of each main guide frame (5), the plurality of main supporting arms (9) are driven at the bottom end of the main guide frame (5) through an auxiliary adjusting component and can perform symmetrical mirror image displacement along the extension direction of the main guide frame (5), a brushless motor (10) is arranged at the bottom end of each main supporting arm (9), and wheels (11) are sleeved outside the brushless motor (10) along the circumferential direction of the brushless motor (10);
auxiliary guide frames (13) parallel to the main guide frame (5) are symmetrically arranged on two sides of the main guide frame (5), a displaceable auxiliary support arm (14) is also arranged at the bottom end of each auxiliary guide frame (13) through an auxiliary adjusting assembly, an extension frame (16) is fixedly arranged on the surface of one side, different from the main support arm (9), of each auxiliary support arm (14), and an auxiliary reversing assembly is arranged at the bottom end of each extension frame (16);
the top ends of the main guide frame (5) and the auxiliary guide frame (13) are provided with first beam frames (1) extending in the same direction as the main guide frame (5), the upper surface of each first beam frame (1) is provided with a sliding groove (2) along the extending direction of the first beam frame (1), the middle of each sliding groove (2) is symmetrically provided with a movable sliding block (3), the top end of each sliding block (3) is provided with a connecting frame (23), one side, opposite to each connecting frame (23), of each connecting frame (23) is respectively connected with two rotatable shearing force arms (26), the shearing force arms (26) are arranged between the connecting frames (23) in a staggered mode, connecting columns (27) are arranged in staggered areas of every two shearing force arms (26), and the two shearing force arms (26) adjust included angles through driving components arranged on the side faces of the connecting columns (27);
the auxiliary reversing assembly comprises an expansion link (18) and auxiliary rollers (19), the expansion link (18) is fixed on the bottom surface of one end, different from the auxiliary supporting arm (14), of the extension frame (16), the auxiliary rollers (19) are arranged on the output end of the expansion link (18), a second servo motor (17) is arranged on the upper surface, located on the extension frame (16), above the expansion link (18), and an output shaft of the second servo motor (17) penetrates through the extension frame (16) and is connected with the expansion link (18) to drive the expansion link (18) to deflect;
through grooves are formed in the side surfaces, perpendicular to the extending direction of the main guide frame (5), of the main supporting arm (9) and the auxiliary supporting arm (14), and synchronous rods (15) penetrate through the through grooves;
the fixed spacing seat (7) that are equipped with in bottom surface middle part of main leading truck (5), it is equipped with gag lever post (8) to close soon along the extending direction screw thread of main leading truck (5) in spacing seat (7), main tributary support arm (9) and synchronizing bar (15) lateral wall run through are followed at the both ends of gag lever post (8).
2. A motor-axle assembly for an electric vehicle drive of claim 1 wherein: supplementary adjusting part includes first servo motor (6) and second lead screw (36), is located guide way (22) have all been seted up to the bottom surface of main leading truck (5), supplementary leading truck (13), second lead screw (36) are in the inside of guide way (22) moves towards the setting along guide way (22) groove, the top and second lead screw (36) screw thread of auxiliary stay arm (14), main tributary stay arm (9) close with soon and are connected a plurality of first servo motor (6) set up respectively at the tip of main leading truck (5), supplementary leading truck (13), just the output shaft and the second lead screw (36) of first servo motor (6) are connected.
3. A motor-axle assembly for an electric vehicle drive of claim 1 wherein: an auxiliary guide rod (34) is arranged inside the sliding groove (2) along the groove direction of the sliding groove (2), the auxiliary guide rod (34) penetrates through the side wall of the sliding block (3), and pressure springs (35) sleeved on the outer wall of the auxiliary guide rod (34) are arranged on the outer sides, opposite to each other, of the two sliding blocks (3) inside the sliding groove (2);
the two side surfaces of the first beam frame (1) are uniformly and symmetrically provided with chip grooves (4) communicated with the inside of the sliding groove (2).
4. A motor-axle assembly for an electric vehicle drive of claim 1 wherein: the upper surface of link (23) is fixed and is equipped with magnetic sheet (24), the top of link (23) is equipped with layer board (12), layer board (12) and magnetic attraction of magnetic sheet (24) are connected.
5. An electric motor axle assembly for an electric vehicle drive of claim 4 wherein: the middle part of the upper surface of the first beam frame (1) is provided with a plurality of positioning columns (25), and the bottom end of the supporting plate (12) is provided with an embedded groove matched with the bottom ends of the positioning columns (25).
6. A motor-axle assembly for an electric vehicle drive of claim 1 wherein: the driving assembly comprises stabilizing frames (28) and adjusting screw rods (29), the stabilizing frames (28) are respectively fixedly arranged on the side surfaces of the connecting columns (27), and two ends of each adjusting screw rod (29) are respectively in threaded fit with the stabilizing frames (28);
a connecting chamber (33) is arranged at one end of the adjusting screw rod (29), a third servo motor (32) is fixedly arranged on one side of the connecting chamber (33), and an output shaft of the third servo motor (32) penetrates into the connecting chamber (33) and is in meshing transmission with the adjusting screw rod (29) through a gear;
the side wall of stabilizer (28) is equipped with stabilizer block (30) through the support is fixed, the side wall of stabilizer block (30) is equipped with a plurality of stabilizer bar (31) along the direction of adjusting lead screw (29), the one end and the connection room (33) of stabilizer bar (31) are connected.
7. An electric motor axle assembly for an electric vehicle drive of claim 1 wherein: the auxiliary guide frame is characterized in that a protective sleeve (20) is fixedly arranged at one end of the auxiliary guide frame (13) and located on the outer side of the first servo motor (6), and an extension claw (21) is fixedly arranged on the outer wall of the protective sleeve (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210709712.5A CN114771155B (en) | 2022-06-22 | 2022-06-22 | Motor axle assembly for driving electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210709712.5A CN114771155B (en) | 2022-06-22 | 2022-06-22 | Motor axle assembly for driving electric vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114771155A CN114771155A (en) | 2022-07-22 |
| CN114771155B true CN114771155B (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210709712.5A Active CN114771155B (en) | 2022-06-22 | 2022-06-22 | Motor axle assembly for driving electric vehicle |
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| Country | Link |
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| CN (1) | CN114771155B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1290828B (en) * | 1964-04-14 | 1969-03-13 | Maschf Augsburg Nuernberg Ag | Wheel load balancing device for all-terrain vehicles |
| CN103832209B (en) * | 2014-03-24 | 2015-12-23 | 青岛理工大学 | Agricultural vehicle chassis with adjustable wheel track |
| CN208730710U (en) * | 2018-09-05 | 2019-04-12 | 武汉广厦润田农业发展有限公司 | A kind of farmland operation walking mechanism |
| CN111196309A (en) * | 2020-01-20 | 2020-05-26 | 山东交通学院 | Wheel track adjustable carrying platform |
| CN213920691U (en) * | 2020-11-30 | 2021-08-10 | 北京航天自动控制研究所 | Wheel tread adjustable all-wheel steering robot chassis |
| CN214492396U (en) * | 2021-02-07 | 2021-10-26 | 苏州迈思捷智能科技有限公司 | Mobile platform capable of adjusting wheelbase and wheel base |
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- 2022-06-22 CN CN202210709712.5A patent/CN114771155B/en active Active
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| Publication number | Publication date |
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| CN114771155A (en) | 2022-07-22 |
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