CN211331955U

CN211331955U - Electric automobile battery tray welding jig

Info

Publication number: CN211331955U
Application number: CN201922063110.3U
Authority: CN
Inventors: 苏炎雄
Original assignee: Fornis Intelligent Equipment Zhuhai Co ltd
Current assignee: Fornis Intelligent Equipment Zhuhai Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-25
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses an electric automobile battery tray welding jig, including wheel hub, the first mounting panel of wheel hub's upper end fixedly connected with, the upper end fixedly connected with vehicle bottom support of first mounting panel, the lower extreme of vehicle bottom support handing-over department has the welding piece, vehicle bottom support's upper end fixedly connected with vehicle bottom plate, one side upper end of vehicle bottom plate is provided with first hole, the middle part upper end of vehicle bottom plate is provided with the second hole, the opposite side upper end of vehicle bottom plate is provided with the third hole, the opposite side middle part of vehicle bottom plate is provided with the fourth hole. The utility model discloses in, through very big improvement welded quality and efficiency of six point positioning principle, for the effect that the precision of guaranteeing the work piece is big played.

Description

Electric automobile battery tray welding jig

Technical Field

The utility model relates to a welding operation auxiliary device technical field especially relates to an electric automobile battery tray welding jig.

Background

The pure electric vehicle (BEW) is characterized in that a vehicle-mounted power battery is used as an energy source, and a motor drives wheels to run, so that an engine is replaced to drive a gearbox, and then the wheels are driven to run through a rotating shaft, so that the energy transfer ratio is greatly improved; in China, pure electric buses are used as transportation main power in many cities, the development of pure electric vehicles is beneficial to the development of China, energy is saved, the environment is protected, the development of prospects is widely seen, for electric vehicles, electric vehicle lines are blood vessels of the electric vehicles, electric energy of storage batteries is transmitted to systems such as motors, control systems and lighting signal systems through various lines, arc welding is widely applied to electromagnetic pallets, welding fixtures can guarantee the size of weldments, assembly accuracy and efficiency are improved, and welding deformation is prevented. The clamp plays a very important role in ensuring the precision of the workpiece.

At present, pure electric vehicles are very fast to popularize, the quality requirements of the pure electric vehicles are more and more strict, the process defects are obvious due to the fact that the precision of a welding clamp is low in the past, the welding quality cannot be guaranteed, and the welding efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the electric automobile battery tray welding jig who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an electric automobile battery tray welding jig, includes wheel hub, the first mounting panel of wheel hub's the first mounting panel of upper end fixedly connected with, the upper end fixedly connected with vehicle bottom support of first mounting panel, the lower extreme of vehicle bottom support handing-over department has the welding piece, the upper end fixedly connected with vehicle bottom plate of vehicle bottom support, one side upper end of vehicle bottom plate is provided with first hole, the middle part upper end of vehicle bottom plate is provided with the second hole, the opposite side upper end of vehicle bottom plate is provided with the third hole, the opposite side middle part of vehicle bottom plate is provided with the fourth hole.

As a further description of the above technical solution:

the vehicle bottom plate comprises a vehicle bottom plate and is characterized in that a second fixedly connected with mounting plate is arranged on one side of the vehicle bottom plate, a first shaft hole is formed in the center of the second mounting plate, a first connecting plate is fixedly connected with the upper side of the second mounting plate, a third mounting plate is fixedly connected with the other side of the vehicle bottom plate, a second shaft hole is formed in the center of the third mounting plate, and a second connecting plate is fixedly connected with the upper side of the third mounting plate.

As a further description of the above technical solution:

the second hole is fixedly connected with a supporting mechanism of the second clamp, the upper end of the supporting mechanism is fixedly connected with a spring mechanism, the spring mechanism is fixedly connected with a wire harness support, and the upper end of the wire harness support is fixedly connected with a first positioning mechanism.

As a further description of the above technical solution:

the first hole is fixedly connected with a first clamp, a clamping block of the first clamp is fixedly connected with a lifting lug, the lifting lug is fixedly connected with a profiling block, and the lifting lug is fixedly connected with a second positioning mechanism.

As a further description of the above technical solution:

the first installation piece mechanism of third hole fixed connection third anchor clamps, one side fixedly connected with second installation piece of first installation piece mechanism, the first L type installation piece of upper end fixedly connected with of second installation piece, first L type installation piece one side fixedly connected with Z type supporting shoe, one side of Z type supporting shoe is provided with the shutoff piece, the inboard fixed connection clamping mechanism of shutoff piece.

As a further description of the above technical solution:

the fixture comprises a fourth hole fixedly connected with a third mounting block of a fourth fixture, a third mounting block upper end fixedly connected with a pin hole block, one side of the pin hole block is fixedly connected with a fourth mounting block, one side of the fourth mounting block is fixedly connected with a positioning plate, the upper end of the fourth mounting block is fixedly connected with a second L-shaped mounting block, the upper end of the second L-shaped mounting block is fixedly connected with a positioning support, the positioning support is fixedly connected with a positioning pin, and the upper end of the positioning support is fixedly connected with a pressing plate.

The utility model discloses following beneficial effect has:

1. the utility model discloses, this electric automobile battery tray welding jig, mainly to get the tray in the vehicle bottom support to and various parts carry out the supplied materials location so that weld out the battery tray finished product that accords with dimensional requirement and welding quality stability, the suitability is stronger.

2. The utility model discloses, vehicle bottom board upper end fixed connection's anchor clamps mutually support and fix a position, and many anchor clamps step up after the location to let anchor clamps locating surface and the accurate cooperation of work piece location reference surface, carry out accurate welding again, let the quality and the work efficiency of work piece obtain the guarantee.

Drawings

Fig. 1 is a top view of a welding jig for a battery tray of an electric vehicle according to the present invention;

fig. 2 is a right side view of the welding jig for the battery tray of the electric vehicle according to the present invention;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is a perspective view of the clamp;

FIG. 5 is an enlarged view of 36 of FIG. 4;

FIG. 6 is an enlarged view of 35 of FIG. 4;

FIG. 7 is an enlarged view of reference numeral 37 of FIG. 4;

fig. 8 is an enlarged view of reference numeral 38 in fig. 4.

Illustration of the drawings:

1. a first hole; 2. a vehicle bottom bracket; 3. a hub; 4. a first mounting plate; 5. a second hole; 6. welding the sheet; 7. a vehicle bottom plate; 8. a third aperture; 9. a fourth aperture; 10. a second mounting plate; 11. a first shaft hole; 12. a first connecting plate; 13. a plugging sheet; 14. a clamping mechanism; 15. a Z-shaped support block; 16. a first L-shaped mounting block; 17. a second mounting block; 18. a first mounting block; 19. a clamping block; 20. a profiling block; 21. lifting lugs; 22. a second positioning mechanism; 23. a support mechanism; 24. a spring mechanism; 25. a wire harness support; 26. a first positioning mechanism; 28. a fourth mounting block; 29. a pin hole block; 30. positioning a plate; 31. A second L-shaped mounting block; 32. positioning the bracket; 33. positioning pins; 34. pressing a plate; 35. a first clamp; 36. a second clamp; 37. a third clamp; 38. a fourth clamp; 39. a third mounting plate; 40. a second shaft hole; 41. a second connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-8, the present invention provides an embodiment: the utility model provides an electric automobile battery tray welding jig, including wheel hub 3, the first mounting panel 4 of the upper end fixedly connected with of wheel hub 3, the upper end fixedly connected with vehicle bottom support 2 of first mounting panel 4, the lower extreme of vehicle bottom support 2 handing-over department has welding lug 6, the upper end fixedly connected with vehicle bottom plate 7 of vehicle bottom support 2, one side upper end of vehicle bottom plate 7 is provided with first hole 1, the middle part upper end of vehicle bottom plate 7 is provided with second hole 5, the opposite side upper end of vehicle bottom plate 7 is provided with third hole 8, the opposite side middle part of vehicle bottom plate 7 is provided with fourth hole 9.

One side fixedly connected with second mounting panel 10 of vehicle bottom plate 7, the center of second mounting panel 10 is provided with first axle hole 11, the first connecting plate 12 of upside fixedly connected with of second mounting panel 10, the opposite side fixedly connected with third mounting panel 39 of vehicle bottom plate 7, the center of third mounting panel 39 is provided with second axle hole 40, the upside fixedly connected with second connecting plate 41 of third mounting panel 39. The second hole 5 is fixedly connected with the supporting mechanism 23 of the second clamp 36, the upper end of the supporting mechanism 23 is fixedly connected with the spring mechanism 24, the spring mechanism 24 is fixedly connected with the wire harness support 25, and the upper end of the wire harness support 25 is fixedly connected with the first positioning mechanism 26. The first hole 1 is fixedly connected with a first clamp 35, a clamping block 19 of the first clamp 35 is fixedly connected with a lifting lug 21, the lifting lug 21 is fixedly connected with a profiling block 20, and the lifting lug 21 is fixedly connected with a second positioning mechanism 22. The third hole 8 is fixedly connected with a first mounting block mechanism 18 of a third clamp 37, one side of the first mounting block mechanism 18 is fixedly connected with a second mounting block 17, the upper end of the second mounting block 17 is fixedly connected with a first L-shaped mounting block 16, one side of the first L-shaped mounting block 16 is fixedly connected with a Z-shaped supporting block 15, one side of the Z-shaped supporting block 15 is provided with a plugging piece 13, and the inner side of the plugging piece 13 is fixedly connected with a clamping mechanism 14. The fourth hole 9 is fixedly connected with a third mounting block 27 of a fourth clamp 38, the upper end of the third mounting block 27 is fixedly connected with a pin hole block 29, one side of the pin hole block 29 is fixedly connected with a fourth mounting block 28, one side of the fourth mounting block 28 is fixedly connected with a positioning plate 30, the upper end of the fourth mounting block 28 is fixedly connected with a second L-shaped mounting block 31, the upper end of the second L-shaped mounting block 31 is fixedly connected with a positioning bracket 32, the positioning bracket 32 is fixedly connected with a positioning pin 33, and the upper end of the positioning bracket 32 is fixedly connected with a pressing plate 34.

The working principle is as follows: in order to meet the size requirement of the workpiece, the positioning and clamping of the workpiece can be divided into two parts, one part is used for positioning the battery tray, and the other part is used for positioning each spare part. According to the six-point positioning principle, as shown in fig. 1, the plane of the battery tray frame between the chassis supports 2 close to the battery tray side wing is used as a supporting reference plane (the reference is consistent with the checking tool, the welding and the detection positioning reference are ensured to be the same, and the precision of the welded workpiece is ensured), the long side surface and the surface vertical to the long side surface are selected as the fixed reference plane for the side reference, the rest three surfaces are used as clamping surfaces for clamping and fixing, as shown in fig. 4, the wire harness support 25 is positioned, the upper surface and two sides of the wire harness support 25 are selected for positioning, the wire harness support 25 is fixed on the second positioning mechanism 26 of the wire harness support 25 by the spring mechanism 24, as shown in fig. 5, the positioning mode of the lifting lug 29 is that the hole position on the lifting lug 21 and the appearance of the lifting lug 21 are positioned, the lifting lug 21 is clamped to the positioning, the positioning mode of the plugging sheet 13 is positioning by utilizing the shape positioning and the clamping mechanism 14. As shown in fig. 7, the positioning of the positioning bracket 32 and the positioning of the positioning bracket 32 also utilize side positioning, three sides of the bracket are selected for positioning, the spring mechanism 24 is used for clamping, and six-point positioning is the basis of accurate positioning, so that the workpiece quality and the production efficiency can be improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an electric automobile battery tray welding jig, includes wheel hub (3), its characterized in that: the utility model discloses a vehicle bottom support, including wheel hub (3), the first mounting panel of upper end fixedly connected with (4) of first mounting panel (4), the upper end fixedly connected with vehicle bottom support (2) of first mounting panel (4), the lower extreme of vehicle bottom support (2) handing-over department is provided with welding piece (6), the upper end fixedly connected with vehicle bottom board (7) of vehicle bottom support (2), one side upper end of vehicle bottom board (7) is provided with first hole (1), the middle part upper end of vehicle bottom board (7) is provided with second hole (5), the opposite side upper end of vehicle bottom board (7) is provided with third hole (8), the opposite side middle part of vehicle bottom board (7) is provided with fourth hole (9).

2. The electric vehicle battery tray welding jig of claim 1, characterized in that: one side fixedly connected with second mounting panel (10) of vehicle bottom board (7), the center of second mounting panel (10) is provided with first shaft hole (11), the first connecting plate (12) of upside fixedly connected with of second mounting panel (10), opposite side fixedly connected with third mounting panel (39) of vehicle bottom board (7), the center of third mounting panel (39) is provided with second shaft hole (40), the upside fixedly connected with second connecting plate (41) of third mounting panel (39).

3. The electric vehicle battery tray welding jig of claim 1, characterized in that: the second hole (5) is fixedly connected with a supporting mechanism (23) of a second clamp (36), the upper end of the supporting mechanism (23) is fixedly connected with a spring mechanism (24), the spring mechanism (24) is fixedly connected with a wire harness support (25), and the upper end of the wire harness support (25) is fixedly connected with a first positioning mechanism (26).

4. The electric vehicle battery tray welding jig of claim 1, characterized in that: the first hole (1) is fixedly connected with a first clamp (35), a clamping block (19) of the first clamp (35) is fixedly connected with a lifting lug (21), the lifting lug (21) is fixedly connected with a profiling block (20), and the lifting lug (21) is fixedly connected with a second positioning mechanism (22).

5. The electric vehicle battery tray welding jig of claim 1, characterized in that: the utility model discloses a quick-witted structure of shutoff piece, including third hole (8) fixed connection third anchor clamps (37) first installation piece mechanism (18), one side fixedly connected with second installation piece (17) of first installation piece mechanism (18), the first L type installation piece (16) of upper end fixedly connected with of second installation piece (17), first L type installation piece (16) one side fixedly connected with Z type supporting shoe (15), one side of Z type supporting shoe (15) is provided with shutoff piece (13), inboard fixed connection clamping mechanism (14) of shutoff piece (13).

6. The electric vehicle battery tray welding jig of claim 1, characterized in that: third installation piece (27) of fourth hole (9) fixedly connected with fourth anchor clamps (38), third installation piece (27) upper end fixedly connected with pinhole piece (29), one side fixedly connected with fourth installation piece (28) of pinhole piece (29), fourth installation piece (28) one side fixedly connected with locating plate (30), upper end fixedly connected with second L type installation piece (31) of fourth installation piece (28), upper end fixed connection locating support (32) of second L type installation piece (31), locating support (32) fixedly connected with locating pin (33), locating support (32) upper end fixedly connected with clamp plate (34).