CN108622200B - Assembly process of auxiliary frame device of pure electric vehicle - Google Patents
Assembly process of auxiliary frame device of pure electric vehicle Download PDFInfo
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- CN108622200B CN108622200B CN201810392433.4A CN201810392433A CN108622200B CN 108622200 B CN108622200 B CN 108622200B CN 201810392433 A CN201810392433 A CN 201810392433A CN 108622200 B CN108622200 B CN 108622200B
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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
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
Abstract
The invention relates to an assembly process of an auxiliary frame device of a pure electric vehicle, which comprises the steps of preparing materials, and cleaning a right mounting seat, a right mounting seat reinforcing plate, a right steering gear mounting reinforcing plate, an upper plate, a right swing arm front mounting support, a right reinforcing lining plate, a lower plate, a left reinforcing lining plate, a left swing arm front mounting support, a left steering gear mounting reinforcing plate, a left mounting seat, a water tank mounting plate, a rear suspension mounting plate and a metal bushing; the invention has reasonable design, compact structure and convenient use.
Description
Technical Field
The invention relates to an assembly process of an auxiliary frame device of a pure electric vehicle.
Background
At present, the auxiliary frame of the electric automobile is mostly designed by reforming on the basis of the original fuel automobile, and the advantages of the electric automobile cannot be completely reflected. The traditional automobile is mostly welded by sectional materials or stamping metal plates, so that the automobile is high in quality and poor in strength; only 1 or 2 auxiliary suspension points are arranged, so that the large-size play and the lower-frequency vibration of the engine assembly are mainly limited, and the function is single. However, for a pure electric vehicle, the motor assembly has small displacement and high vibration frequency, the auxiliary frame made of common metal parts cannot effectively block the transmission of vibration, and the number of parts around the power assembly is large due to single function.
The prior patents CN105109554 a-a lightweight cavity beam type electric vehicle frame, CN 205930939U-an electric vehicle, and CN 206187107U-integrated new material electric vehicle body do not solve the above problems. How to provide one kind to pure electric vehicles motor assembly play little, the very high self characteristics of vibration frequency, the transmission of effectual separation vibration, the function is various, reduces the pure electric vehicles sub vehicle frame device of spare part quantity and becomes the technical problem who solves.
Disclosure of Invention
The invention aims to solve the technical problem of providing an assembly process of an auxiliary frame device of a pure electric vehicle; the technical problems that are solved and the advantages that are achieved are described in detail in the following description and in the detailed description.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
the utility model provides a pure electric vehicles sub vehicle puts up device, includes hypoplastron, the cavity inner chamber of setting between upper plate and hypoplastron that upper plate, lower surface and upper plate bonded.
As a further improvement of the technical scheme:
the upper plate is made of a long glass fiber composite material or a basalt carbon fiber material through compression molding; the composite material is a long glass fiber composite material or a basalt carbon fiber material.
A rear suspension mounting plate is bonded in the middle of the rear end of the upper plate,
a right mounting seat, a right steering gear mounting reinforcing plate and a right mounting seat reinforcing plate are bonded at the right part of the rear end of the upper plate, a metal bushing is vertically arranged between the right mounting seat and the right steering gear mounting reinforcing plate, and a metal bushing is vertically arranged between the right mounting seat and the right mounting seat reinforcing plate; the right mounting seat, the right steering gear mounting reinforcing plate and the right mounting seat reinforcing plate enclose a right mounting cavity of the steering gear on the upper plate;
a left mounting seat, a left steering gear mounting reinforcing plate and a left mounting seat reinforcing plate are bonded at the left part of the rear end of the upper plate, and a metal bushing is vertically arranged between the left mounting seat and the left steering gear mounting reinforcing plate; a metal bushing is vertically arranged between the left mounting seat and the left mounting seat reinforcing plate; the left mounting seat, the left steering gear mounting reinforcing plate and the left mounting seat reinforcing plate enclose a left mounting cavity of the steering gear on the upper plate;
the right steering gear installation reinforcing plate and the left steering gear installation reinforcing plate are both of Z-shaped structures, and the right mounting seat reinforcing plate and the left mounting seat reinforcing plate are both of 7-shaped structures;
a left swing arm front mounting support with an upper surface bonded with the lower surface of the upper plate and a lower surface bonded with the upper surface of the lower plate and a U-shaped horizontal section is arranged in the left part of the hollow inner cavity; a left reinforcing lining plate is arranged in the left part of the hollow inner cavity, the upper surface of the left reinforcing lining plate is bonded with the lower surface of the upper plate, the lower surface of the left reinforcing lining plate is bonded with the upper surface of the lower plate, the horizontal section of the left reinforcing lining plate is W-shaped, and the left reinforcing lining plate is connected with a front mounting support of the left swing arm through a golden sleeve;
a right swing arm front mounting support with an upper surface bonded with the lower surface of the upper plate and a lower surface bonded with the upper surface of the lower plate and a U-shaped horizontal section is arranged in the right part of the hollow inner cavity; a right reinforcing lining plate is arranged in the right part of the hollow inner cavity, the upper surface of the right reinforcing lining plate is bonded with the lower surface of the upper plate, the lower surface of the right reinforcing lining plate is bonded with the upper surface of the lower plate, the horizontal section of the right reinforcing lining plate is W-shaped, and the right reinforcing lining plate is connected with a front mounting support of the right swing arm through a golden sleeve;
a water tank mounting plate is arranged in front of the upper surface of the upper plate.
In the hollow inner cavity, the upper plate comprises an upper sixth head plate which is transversely arranged and is positioned below the water tank mounting plate, an upper first tail plate which is transversely arranged and is positioned below the rear suspension mounting plate, upper second slope plates which are symmetrically and obliquely arranged at two sides of the upper first tail plate, an upper third top plate which is longitudinally positioned at the outer end of the upper second slope plate and is positioned below the right mounting seat or the left mounting seat, an upper fourth side plate which is positioned at the outer side of the upper third top plate, and an upper fifth buffer slope which is arranged between the upper third top plate and the upper sixth head plate;
in the hollow inner cavity, the lower plate comprises a lower third head plate, a lower first tail plate and a lower second slope plate, wherein the lower third head plate is transversely arranged and is positioned below the upper sixth head plate, the lower first tail plate is transversely arranged and is positioned below the upper first tail plate, and the lower second slope plate is transversely arranged and is arranged between the lower third head plate and the lower first tail plate.
The middle part of the hollow inner cavity is provided with a flat nozzle shell with a small front part and a big back part, the back port of the flat nozzle shell is connected with an elastic rubber bag, the front port of the flat nozzle shell is connected with an elastic liquid-blocking rubber tube, the front end of the elastic liquid-blocking rubber tube is connected with the back port of a rodless cavity of a hydraulic cylinder, a rod cavity of the hydraulic cylinder is internally provided with a reset spring, a piston rod of the hydraulic cylinder is provided with a stroke shifting block, a stroke switch positioned on one side of the stroke shifting block is arranged in the hollow inner cavity, a control switch positioned on one side of the elastic liquid-blocking rubber tube is arranged in the hollow inner cavity, the hydraulic cylinder is connected with an inlet of a hydraulic pump through a first liquid outlet tube, the hydraulic pump is in transmission connection with a control motor, and the control motor is electrically connected with the stroke switch or the control switch; a one-way valve is connected between the outlet of the hydraulic pump and the flat nozzle shell.
A plurality of drag reduction pieces are bonded on the lower surface of the lower plate in a staggered manner; the drag reduction piece comprises a streamline head end, a streamline middle spine arranged on one side of the streamline head end, streamline side wings symmetrically arranged on two sides of the streamline middle spine, a streamline groove arranged between the streamline middle spine and the streamline side wings, and a streamline tail end arranged at the rear part of the streamline side wings.
The drag reduction pieces are made of engineering plastics, polyurethane, carbon fiber or nylon.
The upper plate and the lower plate are respectively provided with flanges.
An assembly process of an auxiliary frame device of a pure electric vehicle,
step one, preparing materials, namely cleaning a right mounting seat, a right mounting seat reinforcing plate, a right steering gear mounting reinforcing plate, an upper plate, a right swing arm front mounting support, a right reinforcing lining plate, a lower plate, a left reinforcing lining plate, a left swing arm front mounting support, a left steering gear mounting reinforcing plate, a left mounting seat, a water tank mounting plate, a rear suspension mounting plate and a metal bushing;
assembling the upper plate, namely firstly, placing the upper plate on a vacant platform; then, respectively bonding a right mounting seat reinforcing plate, a right steering gear mounting reinforcing plate, a left steering gear mounting reinforcing plate and a left mounting seat reinforcing plate on the upper surface of the upper plate, and airing; secondly, buckling a right mounting seat on a right mounting seat reinforcing plate and a right steering gear mounting reinforcing plate, adhering the lower end of the right mounting seat on the upper surface of the upper plate, inserting metal bushings between the right mounting seat and the right mounting seat reinforcing plate and between the right mounting seat and the right steering gear mounting reinforcing plate, buckling a left mounting seat on a left steering gear mounting reinforcing plate and a left mounting seat reinforcing plate, adhering the lower end of the left mounting seat on the upper surface of the upper plate, and inserting metal bushings between the left mounting seat and the left mounting seat reinforcing plate and between the left mounting seat and the left steering gear mounting reinforcing plate; thirdly, respectively bonding the water tank mounting plate and the rear suspension mounting plate to the front end and the tail end of the upper surface of the upper plate;
step three, assembling a lower plate, namely, respectively bonding the lower surfaces of a right swing arm front mounting support, a right reinforcing lining plate, a left reinforcing lining plate and a left swing arm front mounting support to the upper surface of the lower plate, and airing;
step four, folding, namely smearing adhesive on the joint surface of the upper plate and the joint surface of the lower plate, and buckling and bonding the upper plate and the lower plate; and a metal bushing is inserted between the upper plate and the lower plate.
As a further improvement of the technical scheme:
step A is also included between the step three and the step four, firstly, the flat nozzle shell, the elastic rubber bag, the control switch, the hydraulic cylinder, the travel switch, the travel shifting block, the first liquid outlet pipe, the hydraulic pump, the control motor and the one-way valve are bonded on the upper surface of the lower plate through bolts or the check valve is bonded on the upper surface of the lower plate; then, the elastic rubber bag, the flat nozzle shell, the elastic liquid-blocking rubber tube, the hydraulic cylinder, the first liquid outlet tube, the hydraulic pump, the control motor and the one-way valve are sequentially connected, the one-way valve and the flat nozzle shell are connected, and finally liquid is filled into the flat nozzle shell.
And step five, sequentially bonding the anti-drag force sheets on the lower surface of the lower plate in a staggered manner.
The strength of the member is ensured by flanging and bending. The components are connected into a cavity by adopting an adhesive, so that the overall strength of the auxiliary frame is enhanced. The weight of the auxiliary frame is only one third of that of the auxiliary frame made of steel plates. The strength and the corrosion resistance of the damping steel plate auxiliary frame are higher than those of the auxiliary frame made of the steel plate, and the damping effect of the damping steel plate auxiliary frame is also better than that of the auxiliary frame made of the steel plate.
The advantages of the invention are not limited to this description, but are described in more detail in the detailed description for better understanding.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the first perspective of the explosion of the present invention.
Fig. 3 is a schematic structural view of the second perspective of the explosion of the present invention.
Fig. 4 is a schematic structural view of the buffering device of the present invention.
Fig. 5 is a schematic diagram of the drag reducing device of the present invention.
Fig. 6 is a schematic perspective view of the drag reducing member of the present invention.
Wherein: 1. a right mounting base; 2. a right mount stiffener; 3. a reinforcing plate is arranged on the right steering gear; 4. an upper plate; 5. a support is arranged in front of the right swing arm; 6. a right reinforcing liner plate; 7. a lower plate; 8. a left reinforcing liner plate; 9. a support is arranged in front of the left swing arm; 10. a reinforcing plate is arranged on the left steering gear; 11. a left mount stiffener; 12. a left mounting base; 13. a water tank mounting plate; 14. a rear suspension mounting plate; 15. a metal bushing; 16. a flat mouth housing; 17. an elastic rubber bladder; 18. a control switch; 19. an elastic liquid-resistant rubber tube; 20. a hydraulic cylinder; 21. a travel switch; 22. a stroke shifting block; 23. a first liquid outlet pipe; 24. a hydraulic pump; 25. controlling the motor; 26. a one-way valve; 27. an upper first endgate; 28. an upper second ramp plate; 29. an upper third flat top plate; 30. an upper fourth side plate; 31. going up a fifth buffering slope; 32. an upper sixth head plate; 33. a lower first tailgate; 34. a lower second ramp plate; 35. a lower third head plate; 36. a drag reduction sheet; 37. a streamlined tail end; 38. streamline flanks; 39. a streamlined middle spine; 40. a streamlined head end; 41. and (4) streamline grooves.
Detailed Description
As shown in fig. 1 to 6, the subframe apparatus of the pure electric vehicle of the present embodiment includes an upper plate 4, a lower plate 7 whose lower surface is bonded to the upper plate 4, and a hollow cavity disposed between the upper plate 4 and the lower plate 7.
The upper plate 4 is made of a long glass fiber composite material or a basalt carbon fiber material through compression molding; is made by compression molding of long glass fiber composite material or basalt carbon fiber material.
A rear suspension mounting plate 14 is bonded in the middle of the rear end of the upper plate 4, a right mounting seat 1 is bonded on the right part of the rear end of the upper plate 4, a right mounting seat 1, a right steering gear mounting reinforcing plate 3 and a right mounting seat reinforcing plate 2 are bonded on the right part of the rear end of the upper plate 4, a metal bushing 15 is vertically arranged between the right mounting seat 1 and the right steering gear mounting reinforcing plate 3, and a metal bushing 15 is vertically arranged between the right mounting seat 1 and the right mounting seat reinforcing plate 2; the right mounting seat 1, the right steering gear mounting reinforcing plate 3 and the right mounting seat reinforcing plate 2 form a right mounting cavity of the steering gear by enclosing an upper plate 4;
a left mounting seat 12, a left steering gear mounting reinforcing plate 10 and a left mounting seat reinforcing plate 11 are bonded to the left part of the rear end of the upper plate 4, and a metal bushing is vertically arranged between the left mounting seat 12 and the left steering gear mounting reinforcing plate 10; a metal bushing is vertically arranged between the left mounting seat 12 and the left mounting seat reinforcing plate 11; the left mounting seat 12, the left steering gear mounting reinforcing plate 10 and the left mounting seat reinforcing plate 11 enclose a left mounting cavity of the steering gear on the upper plate 4. The right steering gear installation reinforcing plate 3 and the left steering gear installation reinforcing plate 10 are both of Z-shaped structures, and the right mounting seat reinforcing plate 2 and the left mounting seat reinforcing plate 11 are both of 7-shaped structures;
a left swing arm front mounting support 9 with an upper surface bonded with the lower surface of the upper plate 4 and a lower surface bonded with the upper surface of the lower plate 7 and a U-shaped horizontal section is arranged in the left part of the hollow inner cavity; a left reinforcing lining plate 8 which is provided with an upper surface adhered to the lower surface of the upper plate 4 and an lower surface adhered to the upper surface of the lower plate 7, is W-shaped in horizontal section and is connected with a front mounting support 9 of the left swing arm through a golden sleeve is arranged in the left part of the hollow inner cavity;
a right swing arm front mounting support 5 with an upper surface bonded with the lower surface of the upper plate 4 and a lower surface bonded with the upper surface of the lower plate 7 and a U-shaped horizontal section is arranged in the right part of the hollow inner cavity; a right reinforcing lining plate 6 which has an upper surface adhered to the lower surface of the upper plate 4 and a lower surface adhered to the upper surface of the lower plate 7, is W-shaped in horizontal section and is connected with a right swing arm front mounting support 5 through a golden sleeve is arranged in the right part of the hollow inner cavity;
a tank mounting plate 13 is provided in front of the upper surface of the upper plate 4.
As a further improvement, in the hollow inner cavity, the upper plate 4 comprises an upper sixth head plate 32 which is transversely arranged and is positioned below the water tank mounting plate 13, an upper first tail plate 27 which is transversely arranged and is positioned below the rear suspension mounting plate 14, upper second slope plates 28 which are symmetrically and obliquely arranged at two sides of the upper first tail plate 27, an upper third top plate 29 which is longitudinally positioned at the outer end of the upper second slope plates 28 and is positioned below the right mounting seat 1 or the left mounting seat 12, an upper fourth side plate 30 which is positioned at the outer side of the upper third top plate 29, and an upper fifth buffer slope 31 which is arranged between the upper third top plate 29 and the upper sixth head plate 32;
in the hollow interior, the lower plate 7 includes a lower third head plate 35 disposed laterally and below the upper sixth head plate 32, a lower first tail plate 33 disposed laterally and below the upper first tail plate 27, and a lower second ramp plate 34 disposed laterally and between the lower third head plate 35 and the lower first tail plate 33.
Through foretell slope design, can play the shock attenuation and inhale the effect of inhaling, carry out rational utilization to car lower part space.
As a further improvement, a flat nozzle shell 16 with a small front part and a large rear part is arranged in the middle of a hollow inner cavity, an elastic rubber bag 17 is connected at the rear port of the flat nozzle shell 16, an elastic liquid-blocking rubber tube 19 is connected at the front port of the flat nozzle shell 16, the front end of the elastic liquid-blocking rubber tube 19 is connected with the rear port of a rodless cavity of a hydraulic cylinder 20, a reset spring is arranged in a rod cavity of the hydraulic cylinder 20, a stroke shifting block 22 is arranged on a piston rod of the hydraulic cylinder 20, a stroke switch 21 positioned at one side of the stroke shifting block 22 is arranged in the hollow inner cavity, a control switch 18 positioned at one side of the elastic liquid-blocking rubber tube 19 is arranged in the hollow inner cavity, the hydraulic cylinder 20 is connected with an inlet of a hydraulic pump 24 through a first liquid outlet tube 23, the hydraulic pump 24 is in transmission connection with a control motor 25, and the control motor 25 is electrically connected with the stroke switch 21 or the control switch 18; a check valve 26 is connected between the outlet of the hydraulic pump 24 and the flatmouth housing 16.
When the elastic rubber bag 17 is used, aiming at a compact pure electric automobile, aiming at solving the inertia force of emergency braking and high-speed turning and improving the safety of the automobile, when the automobile generates the inertia force of high-speed turning, the liquid can drive the elastic rubber bag 17 to be laterally stretched and whipped along with the inertia force, and the elastic rubber bag is similar to the tail of a squirrel, plays a role in balancing the inertia force and ensures the safety of the automobile in high-speed emergency turning. When car emergency brake, liquid is under inertial effect, outwards struts elastic rubber bag 17, thereby touch control switch 18 when making the outer lateral wall of elastic rubber bag 17 remove outward, control motor 25 drives hydraulic pump 24 work, and simultaneously, liquid enters into the no pole intracavity of pneumatic cylinder 20 through elasticity liquid-blocking rubber tube 19, make no pole chamber retreat backward, the import of first drain pipe 23 is opened, liquid enters into hydraulic pump 24, the pump sends it back to flat mouth casing 16 through the check valve in, give elastic rubber bag 17 a thrust back, thereby reduce the dashing inertia of waiting during car emergency brake, give the power of a back-pull of car. Thereby ensuring the safety of braking and reducing the inertia force.
As an equivalent alternative, the travel switch 21, the travel toggle block 22 may be designed to replace the control switch 18.
As another invention point of the present invention, a plurality of drag reduction pieces 36 are alternately bonded to the lower surface of the lower plate 7; the drag reduction fins 36 include a streamlined nose 40, a streamlined middle spine 39 disposed on one side of the streamlined nose 40, streamlined side wings 38 symmetrically disposed on both sides of the streamlined middle spine 39, a streamlined groove 41 disposed between the streamlined middle spine 39 and the streamlined side wings 38, and a streamlined tail end 37 disposed rearward of the streamlined side wings 38. V-shaped or U-shaped folds are formed by the side wings, the grooves and the spines, so that the surface of the lower plate, which is in contact with the airflow, becomes rough, the friction with the airflow can be greatly reduced, and the glass cutter has extremely large forward resistance on the glass surface and a glass cutter walking resistance line.
The drag reduction fins 36 are made of engineering plastic, polyurethane, carbon fiber, or nylon, which has elasticity and can be used for air flow resistance, similar to the tendons of the human body.
When the automobile runs at high speed, the airflow can generate great resistance, the resistance to the advancing of the automobile can be reduced through the resistance reducing sheets 36,
the patent auxiliary frame of the invention comprises: the structure comprises an upper plate 4, an upper plate 7, a lower plate 7, a left mounting seat 12, a right mounting seat 1, a left mounting seat reinforcing plate 11, a right mounting seat reinforcing plate 2, a left steering gear mounting reinforcing plate 10, a right steering gear mounting reinforcing plate 3, a left swing arm front mounting support 9, a right swing arm front mounting support 5, a left reinforcing lining plate 8, a right reinforcing lining plate 6, a water tank mounting plate 13, a rear suspension mounting plate 13 and a metal bushing 15; the basic component and the auxiliary component are both made of long glass fiber composite materials or basalt carbon fiber materials through compression molding; the metal sleeves are all formed by die casting of magnesium aluminum alloy.
In a specific embodiment, the upper plate 4 and the lower plate 7 are integrally formed and are shaped like an opposite groove, each upper plate is provided with 3 turned-over edges with the width of 15mm, and the 3 turned-over edges are connected through an adhesive to form a high-strength cavity; the U-shaped front mounting support 9 of the left swing arm with a 15mm flanging, the front mounting support 5 of the right swing arm, the left reinforcing lining plate 8 and the right reinforcing lining plate 6 are connected with the upper plate 4 and the lower plate 7 through adhesives, so that the strength of the auxiliary frame is further enhanced; the left mounting seat 12, the left mounting seat reinforcing plate 11 and the left steering gear mounting reinforcing plate 10 are arranged on the auxiliary frame, and the right mounting seat 1, the right mounting seat reinforcing plate 2 and the right steering gear mounting reinforcing plate 3 respectively form two symmetrical high-strength cavities through bonding and are bonded with the upper plate 4 to form an auxiliary frame upper mounting point and a steering gear mounting structure; the water tank mounting plate 13 and the rear suspension mounting plate 14 are both in a groove shape and are bonded with the upper plate 4 to form a mounting structure of the water tank and the rear suspension; thirty-four metal bushings 15 and the long glass fiber composite board of body member and functional component bond and form sub vehicle frame front and back installation guide structure, control suspension main mounting point, swing arm mounting point and stabilizer bar mounting point.
As a further preference, the upper plate 4, the lower plate 7, the left swing arm front mounting support 9, the right swing arm front mounting support 5, the left reinforcing lining plate 8, the right reinforcing lining plate 6, the left mounting seat 12, the left mounting seat reinforcing plate 11, the left steering gear mounting reinforcing plate 10, the right mounting seat 1, the right mounting seat reinforcing plate 2, the right steering gear mounting reinforcing plate 3, the water tank mounting plate 13 and the rear suspension mounting plate 14 are all integrally molded by using a long glass fiber composite material.
The upper plate 4 and the lower plate 73 are respectively jointed with each other and are respectively shaped as an internal complete annular flange, a front U-shaped flange and a rear special-shaped flange.
The metal bush 15 of erection point department before the left swing arm is connected with left swing arm front erection support 9 and left enhancement welt 8 simultaneously through the adhesive, and right swing arm front erection point department metal bush 15 is strengthened welt 6 and is connected with right swing arm front erection support 5 right side simultaneously through the adhesive, increases swing arm installation intensity.
The metal bushing 15 at the mounting point of the auxiliary frame is simultaneously connected with the left mounting seat 12 and the left mounting seat reinforcing plate 11 through an adhesive, the distance between the bonding points is 40mm, and the strength and the rigidity of the upper mounting point are improved.
The metal bush 15 at the steering gear mounting point is simultaneously connected with the left mounting seat 12 and the left steering gear mounting reinforcing plate 10 through an adhesive, and the distance between the adhesive positions is 19mm, so that the mounting strength and the rigidity of the steering gear are improved.
4 rear suspension mounting point department metal bush 15 passes through the adhesive and simultaneously with rear suspension mounting panel 14 and upper plate 4, and the bonding department interval 12mm increases rear suspension support mounting strength.
3 metal bushings 15 are arranged on the left longitudinal beam and the right longitudinal beam of the upper plate 4 in an obtuse triangle mode respectively, and the metal bushings 15 are bonded with flanging holes of the upper plate 4 to form left and right suspension mounting bracket mounting points.
In the assembly process of the auxiliary frame device of the pure electric vehicle of the embodiment,
step one, preparing materials, namely cleaning a right mounting seat 1, a right mounting seat reinforcing plate 2, a right steering gear mounting reinforcing plate 3, an upper plate 4, a right swing arm front mounting support 5, a right reinforcing lining plate 6, a lower plate 7, a left reinforcing lining plate 8, a left swing arm front mounting support 9, a left steering gear mounting reinforcing plate 10, a left mounting seat reinforcing plate 11, a left mounting seat 12, a water tank mounting plate 13, a rear suspension mounting plate 14 and a metal bushing 15;
assembling the upper plate 4, and firstly, placing the upper plate 4 on a vacant platform; then, respectively bonding the right mounting seat reinforcing plate 2, the right steering gear mounting reinforcing plate 3, the left steering gear mounting reinforcing plate 10 and the left mounting seat reinforcing plate 11 on the upper surface of the upper plate 4, and airing; secondly, buckling a right mounting seat 1 on a right mounting seat reinforcing plate 2 and a right steering gear mounting reinforcing plate 3, adhering the lower end of the right mounting seat 1 on the upper surface of an upper plate 4, inserting metal bushings 15 between the right mounting seat 1 and the right mounting seat reinforcing plate 2 and between the right mounting seat 1 and the right steering gear mounting reinforcing plate 3, meanwhile, buckling a left mounting seat 12 on a left steering gear mounting reinforcing plate 10 and a left mounting seat reinforcing plate 11, adhering the lower end of the left mounting seat 12 on the upper surface of the upper plate 4, and inserting the metal bushings 15 between the left mounting seat 12 and the left mounting seat reinforcing plate 11 and between the left mounting seat 12 and the left steering gear mounting reinforcing plate 10; thirdly, respectively bonding the water tank mounting plate 13 and the rear suspension mounting plate 14 to the front end and the tail end of the upper surface of the upper plate 4;
step three, assembling a lower plate 7, firstly, respectively bonding the lower surfaces of a right swing arm front mounting support 5, a right reinforcing lining plate 6, a left reinforcing lining plate 8 and a left swing arm front mounting support 9 on the upper surface of the lower plate 7, and airing;
step four, involution, namely smearing adhesive on the joint surface of the upper plate 4 and the joint surface of the lower plate 7, and buckling and bonding the upper plate 4 and the lower plate 7; and a metal bush 15 is inserted between the upper plate 4 and the lower plate 7.
Step A is also included between the third step and the fourth step, firstly, the flat nozzle shell 16, the elastic rubber bag 17, the control switch 18, the hydraulic cylinder 20, the travel switch 21, the travel shifting block 22, the first liquid outlet pipe 23, the hydraulic pump 24, the control motor 25 and the one-way valve 26 are adhered to the upper surface of the lower plate 7 through bolts or by adhesion; then, the elastic rubber bag 17, the flat nozzle shell 16, the elastic liquid-blocking rubber tube 19, the hydraulic cylinder 20, the first liquid outlet tube 23, the hydraulic pump 24, the control motor 25 and the one-way valve 26 are sequentially connected, the one-way valve 26 is connected with the flat nozzle shell 16, and finally liquid is filled into the flat nozzle shell 16.
After the fourth step, a fifth step of sequentially bonding the drag reduction pieces 36 on the lower surface of the lower plate 7 in a staggered manner is further included.
The auxiliary frame is quickly assembled through the process, the manufacturability of the frame is improved, and the auxiliary frame is suitable for large-scale and high-efficiency production.
The invention has the advantages of reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, capital saving, compact structure and convenient use.
The present invention has been fully described for a clear disclosure and is not to be considered as an exemplification of the prior art.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; it is obvious as a person skilled in the art to combine several aspects of the invention. And such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (3)
1. The utility model provides an assembly process of pure electric vehicles sub vehicle frame device which characterized in that:
step one, preparing materials, namely cleaning a right mounting seat (1), a right mounting seat reinforcing plate (2), a right steering gear mounting reinforcing plate (3), an upper plate (4), a right swing arm front mounting support (5), a right reinforcing lining plate (6), a lower plate (7), a left reinforcing lining plate (8), a left swing arm front mounting support (9), a left steering gear mounting reinforcing plate (10), a left mounting seat reinforcing plate (11), a left mounting seat (12), a water tank mounting plate (13), a rear suspension mounting plate (14) and a metal bushing (15);
assembling the upper plate (4), and firstly, placing the upper plate (4) on a vacant platform; then, respectively bonding a right mounting seat reinforcing plate (2), a right steering gear mounting reinforcing plate (3), a left steering gear mounting reinforcing plate (10) and a left mounting seat reinforcing plate (11) on the upper surface of the upper plate (4), and airing; secondly, buckling a right installation seat (1) on a right installation seat reinforcing plate (2) and a right steering gear installation reinforcing plate (3), adhering the lower end of the right installation seat (1) on the upper surface of an upper plate (4), inserting metal bushings (15) between the right installation seat (1) and the right installation seat reinforcing plate (2) and between the right installation seat (1) and the right steering gear installation reinforcing plate (3), simultaneously buckling a left installation seat (12) on a left steering gear installation reinforcing plate (10) and a left installation seat reinforcing plate (11), adhering the lower end of the left installation seat (12) on the upper surface of the upper plate (4), and inserting the metal bushings (15) between the left installation seat (12) and the left installation seat reinforcing plate (11) and between the left installation seat (12) and the left steering gear installation reinforcing plate (10); thirdly, respectively bonding the water tank mounting plate (13) and the rear suspension mounting plate (14) to the front end and the tail end of the upper surface of the upper plate (4);
step three, assembling a lower plate (7), namely, respectively bonding the lower surfaces of a right swing arm front mounting support (5), a right reinforcing lining plate (6), a left reinforcing lining plate (8) and a left swing arm front mounting support (9) to the upper surface of the lower plate (7) and drying the lower plate;
step four, involution, namely smearing adhesive on the joint surface of the upper plate (4) and the joint surface of the lower plate (7), and buckling and bonding the upper plate (4) and the lower plate (7); and a metal bush (15) is inserted between the upper plate (4) and the lower plate (7).
2. The assembly process of the auxiliary frame device of the pure electric vehicle according to claim 1, characterized by further comprising a step A between the third step and the fourth step, wherein firstly, the flat nozzle shell (16), the elastic rubber bag (17), the control switch (18), the hydraulic cylinder (20), the travel switch (21), the travel shifting block (22), the first liquid outlet pipe (23), the hydraulic pump (24), the control motor (25) and the one-way valve (26) are bonded on the upper surface of the lower plate (7) through bolts or bonding; then, an elastic rubber bag (17), a flat nozzle shell (16), an elastic liquid-blocking rubber tube (19), a hydraulic cylinder (20), a first liquid outlet tube (23), a hydraulic pump (24), a control motor (25) and a one-way valve (26) are sequentially connected, and the one-way valve (26) is connected with the flat nozzle shell (16); and finally, filling liquid into the flat nozzle shell (16).
3. The assembly process of the auxiliary frame device of the pure electric vehicle according to claim 1, characterized by further comprising a fifth step of sequentially bonding the drag reduction pieces (36) on the lower surface of the lower plate (7) in a staggered manner after the fourth step.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810392433.4A CN108622200B (en) | 2018-04-27 | 2018-04-27 | Assembly process of auxiliary frame device of pure electric vehicle |
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| CN201810392433.4A CN108622200B (en) | 2018-04-27 | 2018-04-27 | Assembly process of auxiliary frame device of pure electric vehicle |
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| CN108622200B true CN108622200B (en) | 2023-03-28 |
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| CN108394466B (en) * | 2018-04-27 | 2023-12-26 | 青岛索蓝新能源科技开发有限公司 | Auxiliary frame device of pure electric vehicle |
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| KR20060031998A (en) * | 2004-10-11 | 2006-04-14 | 주식회사화신 | Manufacturing method of sub-frame for automobile |
| CN202754029U (en) * | 2012-07-13 | 2013-02-27 | 东风柳州汽车有限公司 | Front auxiliary frame |
| CN203864796U (en) * | 2014-05-30 | 2014-10-08 | 东风柳州汽车有限公司 | Front auxiliary frame assembly |
| CN105109554A (en) * | 2015-08-25 | 2015-12-02 | 中山大学 | Lightweight cavity beam type vehicle frame of electric vehicle |
| CN205417768U (en) * | 2016-02-29 | 2016-08-03 | 重庆长安汽车股份有限公司 | Preceding sub vehicle puts up assembly structure |
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|---|---|---|---|---|
| KR20060031998A (en) * | 2004-10-11 | 2006-04-14 | 주식회사화신 | Manufacturing method of sub-frame for automobile |
| CN202754029U (en) * | 2012-07-13 | 2013-02-27 | 东风柳州汽车有限公司 | Front auxiliary frame |
| CN203864796U (en) * | 2014-05-30 | 2014-10-08 | 东风柳州汽车有限公司 | Front auxiliary frame assembly |
| CN105109554A (en) * | 2015-08-25 | 2015-12-02 | 中山大学 | Lightweight cavity beam type vehicle frame of electric vehicle |
| CN205417768U (en) * | 2016-02-29 | 2016-08-03 | 重庆长安汽车股份有限公司 | Preceding sub vehicle puts up assembly structure |
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