CN217291016U

CN217291016U - Welding fixture for fixing frame of electric vehicle

Info

Publication number: CN217291016U
Application number: CN202122782038.7U
Authority: CN
Inventors: 李开斌; 李彬彬; 邵斌; 徐超泰
Original assignee: Guangxi Xinchen Vehicle Industry Co ltd
Current assignee: Guangxi Xinchen Vehicle Industry Co ltd
Priority date: 2021-11-07
Filing date: 2021-11-07
Publication date: 2022-08-26
Anticipated expiration: 2031-11-07

Abstract

The application discloses welding jig for fixed electric motor car frame, including the bottom plate, support cover and adjusting device and clamping device, adjusting device includes slipmat, activity groove, guide way, guide block, movable nut, rotation axis, base, two-way screw rod and carousel, the fixed rotation axis in top of bottom plate, the bottom of connecting the base is rotated at the top of rotation axis, and the activity groove has been seted up at the top of base. This application is according to the height of frame, select the regulation hole of suitable position, through adjusting bolt threaded connection regulation hole, thereby fix grip block and the position that supports the cover, through rotating the carousel, the carousel drives two-way screw rod and rotates, two-way screw rod and two movable nut screw threads rotate, two movable nut drive the guide block and slide along the guide way, two movable nut drive two support cover and remove, thereby adjust two distances of supporting between the cover, thereby the convenient electric motor car frame to different widths supports, be convenient for carry out the centre gripping to the frame through the draw-in groove.

Description

Welding fixture for fixing frame of electric vehicle

Technical Field

The application relates to the technical field of electric vehicles, in particular to a welding fixture for fixing a frame of an electric vehicle.

Background

The electric vehicle comprises a bearing system, an energy system, a driving system, a braking system, a running system and the like, wherein the bearing system comprises a frame of the electric vehicle, the frame of the electric vehicle is one of core components of the electric vehicle, supports the weight of a vehicle body, a rider and all cargos and plays an important safety role. The frame structure of the electric vehicle is quite complex, a space three-dimensional structure is formed by welding a plurality of metal pipes, a plurality of functional lugs and metal plates are welded according to actual installation requirements, the frame of the electric vehicle is almost formed by welding, and therefore the welding clamps are integrated on one clamp plate for welding.

When current electric motor car frame welding, welding jig's height and width are certain, and inconvenient frame to different widths carries out the centre gripping fixed, and general welding jig is inconvenient supports the electric motor car frame to influence welding efficiency. Therefore, a welding jig for fixing a frame of an electric vehicle is proposed to solve the above problems.

Disclosure of Invention

When the welding jig for fixing the frame of the electric vehicle is used for solving the welding of the existing frame of the electric vehicle, the height and the width of the welding jig are certain, the frame with different widths is inconvenient to clamp and fix, and the general welding jig is inconvenient to support the frame of the electric vehicle, so that the welding efficiency is influenced.

According to one aspect of the application, a welding fixture for fixing a frame of an electric vehicle is provided, which comprises a bottom plate, a support sleeve, an adjusting device and a clamping device;

the adjusting device comprises an anti-skid pad, a movable groove, a guide block, a movable nut, a rotating shaft, a base, a bidirectional screw and a turntable, wherein the rotating shaft is fixed at the top end of the bottom plate, the top of the rotating shaft is rotatably connected with the bottom of the base, and the movable groove is formed in the top of the base;

clamping device includes regulation hole, adjusting bolt, adjustment tank, draw-in groove, fixed plate, spout, slider, fly leaf, regulation pole, screw, roof and grip block, support the one end sliding connection of cover in the inside of adjustment tank, the adjustment tank is seted up inside the one end of grip block.

Furthermore, the bottom end of the bottom plate is fixedly connected with four anti-slip pads, and the four anti-slip pads are symmetrically distributed on the periphery of the bottom end of the bottom plate.

Furthermore, the inside of the movable groove is rotatably connected with a bidirectional screw rod, one end of the bidirectional screw rod penetrates through the side wall of one end of the base and is fixedly connected with one end of the turntable, and the turntable is rotatably connected to the outer side wall of one end of the base.

Furthermore, the two-way screw rod threaded connection two movable nuts, two the bottom fixed connection guide block of movable nut, guide block sliding connection guide way, the guide way is seted up in the inside of base, the guide way is located the bottom of movable groove.

Further, the inside regulation hole that sets up the equidistance and distribute of one end of support cover, regulation hole and adjusting bolt threaded connection, adjusting bolt threaded connection is inside the one end of grip block, adjusting bolt is located one side of adjustment tank, the draw-in groove has been seted up at the top of grip block.

Further, one side of the top end of the base is fixedly connected with a fixed plate, a sliding groove is formed in the top of the fixed plate, the sliding groove is connected with a sliding block in a sliding mode, the sliding block is fixedly connected to the bottom end of the movable plate, a screw hole is formed in one end of the movable plate, an adjusting rod is connected to the inner threads of the screw hole in a threaded mode, and the top end of the adjusting rod penetrates through the side wall of the movable plate and is fixedly connected with the bottom end of the top plate.

Through the above-mentioned embodiment of this application, adopted adjusting device and clamping device, when having solved current electric motor car frame welding, welding jig's height and width are certain, and inconvenient to the frame of different width carry out the centre gripping fixed, and general welding jig is inconvenient to support the electric motor car frame to influence welding efficiency's problem.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic overall structure diagram of an embodiment of the present application;

fig. 3 is a schematic position diagram of a movable plate, an adjusting rod, a screw hole and a top plate according to an embodiment of the present application.

In the figure: 1. a base plate; 2. a non-slip mat; 3. a movable groove; 4. a guide groove; 5. a guide block; 6. a movable nut; 7. a rotating shaft; 8. a base; 9. a bidirectional screw; 10. a turntable; 11. a support sleeve; 12. an adjustment hole; 13. adjusting the bolt; 14. an adjustment groove; 15. a card slot; 16. a fixing plate; 17. a chute; 18. a slider; 19. a movable plate; 20. adjusting a rod; 21. a screw hole; 22. a top plate; 23. and (4) clamping the plate.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The welding jig in the present embodiment may be suitable for use in welding various electric vehicle frames, for example, the following welding jig is provided in the present embodiment, and the welding jig in the present embodiment may be used for performing the following electric vehicle frame welding.

The utility model provides an electric vehicle frame, includes headstock and main beam frame, the main beam frame includes left tubular beams and right tubular beams, the front end welding of left side tubular beams and right tubular beams is at the lower extreme of headstock, and the tail end kickup of left side tubular beams and right tubular beams extends and links to each other and forms the tailstock, and whole frame is middle sunken, the structure of both ends perk, has welded the enhancement tubular beams respectively on left side tubular beams and right tubular beams, and the welding has between two enhancement tubular beams about to be used for the bearing battery, and is concrete, and the support member welding is in the position of left side tubular beams and right tubular beams kickup to in the below of rear of a vehicle frame.

Through set up the reinforced pipe roof beam on the girder structure, welding the support component on the reinforced pipe roof beam and being used for the bearing battery, the support component forms integral structure with the frame, during the assembly vehicle, the battery is settled on the support component, the battery obtains better supporting effect like this, and the structure is more stable firm, and the security obtains improving, is convenient for simultaneously install and change the battery, and battery mounted position is close to the bottom of frame, makes the vehicle focus also obtain reducing.

In a preferred embodiment of the above structure, the bracket member includes a left side plate, a right side plate, and a support rod and a battery support plate welded between the two side plates, the left side plate and the right side plate are welded on the left and right reinforcing tubular beams, respectively, and the battery support plate is welded on the two side plates; further, the reinforcing rods are welded between the two side plates, so that the structural stability of the support member is stronger.

In the above embodiment, the two battery supporting plates are arranged on the support component, the two battery supporting plates are arranged in the step-shaped structure along the bending direction of the tailstock, and the two battery supporting plates are vertically connected through the connecting sheet, so that two stages of battery supporting plates are arranged, and the installation space can be effectively saved.

In order to further enhance the stability of the frame structure, a reinforcing beam and a supporting beam are further welded between the left tubular beam and the right tubular beam, the headstock is welded with the reinforcing beam, the reinforcing beam is welded to be close to the joint of the headstock and the main beam frame, and two ends of the supporting beam are respectively welded to the left tubular beam and the right tubular beam, so that the firmness of the main beam frame structure is enhanced. Preferably, a support frame is further welded on the tailstock.

Of course, the embodiment can also be used for welding other electric vehicle frames. Here, description is not repeated, and the welding jig according to the embodiment of the present application is described below.

Referring to fig. 1-3, a welding jig for fixing a frame of an electric vehicle includes a base plate 1, a support sleeve 11, an adjusting device and a clamping device;

the adjusting device comprises an anti-skid pad 2, a movable groove 3, a guide groove 4, a guide block 5, a movable nut 6, a rotating shaft 7, a base 8, a bidirectional screw 9 and a turntable 10, wherein the rotating shaft 7 is fixed at the top end of the bottom plate 1, the top of the rotating shaft 7 is rotatably connected with the bottom of the base 8, and the movable groove 3 is formed in the top of the base 8;

the clamping device comprises an adjusting hole 12, an adjusting bolt 13, an adjusting groove 14, a clamping groove 15, a fixing plate 16, a sliding groove 17, a sliding block 18, a movable plate 19, an adjusting rod 20, a screw hole 21, a top plate 22 and a clamping plate 23, one end of the supporting sleeve 11 is slidably connected inside the adjusting groove 14, and the adjusting groove 14 is formed in one end of the clamping plate 23.

Avoid the bottom plate to slide through the slipmat, then cup joint the slip with supporting the cover through the adjustment tank with the grip block, according to the height of frame, select the regulation hole of suitable position, through adjusting bolt threaded connection regulation hole, thereby fix the grip block with the position that supports the cover, then through rotating the carousel, the carousel drives two-way screw rod and rotates, two-way screw rod and two movable nut screw thread rotation, two movable nut drive guide block slide along the guide tank, two movable nut drive two support cover removals, thereby adjust two distances of supporting between the cover, thereby the convenient electric motor frame to different widths supports, be convenient for carry out the centre gripping to the frame through the draw-in groove.

The bottom end of the bottom plate 1 is fixedly connected with four anti-skid pads 2, and the four anti-skid pads 2 are symmetrically distributed around the bottom end of the bottom plate 1; the interior of the movable groove 3 is rotatably connected with a bidirectional screw 9, one end of the bidirectional screw 9 penetrates through the side wall of one end of the base 8 and is fixedly connected with one end of a turntable 10, and the turntable 10 is rotatably connected with the outer side wall of one end of the base 8; the bidirectional screw 9 is in threaded connection with two movable nuts 6, the bottom ends of the two movable nuts 6 are fixedly connected with a guide block 5, the guide block 5 is in sliding connection with a guide groove 4, the guide groove 4 is formed in the base 8, and the guide groove 4 is located at the bottom of the movable groove 3; the supporting sleeve 11 is provided with adjusting holes 12 which are distributed at equal intervals in one end, the adjusting holes 12 are in threaded connection with adjusting bolts 13, the adjusting bolts 13 are in threaded connection with one end of a clamping plate 23, the adjusting bolts 13 are located on one side of an adjusting groove 14, and the clamping groove 15 is formed in the top of the clamping plate 23; one side of the top end of the base 8 is fixedly connected with a fixed plate 16, a sliding groove 17 is formed in the top of the fixed plate 16, the sliding groove 17 is connected with a sliding block 18 in a sliding manner, the sliding block 18 is fixedly connected to the bottom end of a movable plate 19, a screw hole 21 is formed in one end of the movable plate 19, an adjusting rod 20 is connected to the screw hole 21 through internal threads, and the top end of the adjusting rod 20 penetrates through the side wall of the movable plate 19 and is fixedly connected with the bottom end of a top plate 22.

When the device is used, firstly, the bottom plate 1 in the device is placed on a flat ground, the bottom plate 1 is prevented from sliding through the anti-slip mat 2, then the clamping plate 23 is sleeved with the supporting sleeve 11 through the adjusting groove 14 and slides, the adjusting hole 12 in a proper position is selected according to the height of a vehicle frame, the adjusting hole 12 is in threaded connection through the adjusting bolt 13, so that the position of the clamping plate 23 and the position of the supporting sleeve 11 are fixed, then the turntable 10 is rotated to drive the bidirectional screw 9 to rotate, the bidirectional screw 9 and the two movable nuts 6 are in threaded rotation, the two movable nuts 6 drive the guide block 5 to slide along the guide groove 4, the two movable nuts 6 drive the two supporting sleeves 11 to move, so that the distance between the two supporting sleeves 11 is adjusted, the vehicle frames with different widths are conveniently supported, the vehicle frame is conveniently clamped through the clamping groove 15, and the movable plate 19 is pulled, the movable plate 19 drives the sliding block 18 to slide along the sliding groove 17, so that the position of the movable plate 19 is adjusted, the adjusting rod 20 is rotated to be in threaded connection with the screw hole 21 and drive the upper end and the lower end of the top plate 22, and the main body of the frame of the electric vehicle is supported through the top plate 22, so that the frame of the electric vehicle is convenient to weld.

The application has the advantages that:

1. the clamping device is simple to operate, the bottom plate is prevented from sliding through the anti-slip mat, then the clamping plate is sleeved with the support sleeve to slide through the adjusting groove, the adjusting hole in a proper position is selected according to the height of the frame, the adjusting hole is connected through the adjusting bolt in a threaded manner, so that the clamping plate and the support sleeve are fixed in position, then the turntable is rotated to drive the bidirectional screw to rotate, the bidirectional screw and the two movable nuts rotate in a threaded manner, the two movable nuts drive the guide block to slide along the guide groove, the two movable nuts drive the two support sleeves to move, the distance between the two support sleeves is adjusted, the electric vehicle frames with different widths are conveniently supported, and the vehicle frames are conveniently clamped through the clamping groove;

2. this application is rational in infrastructure, and through the pulling fly leaf, the fly leaf drives the slider and slides along the spout to the position of adjustment fly leaf is adjusted the pole through rotating, adjusts pole and screw threaded connection and drives one end about the roof, supports the main part of electric motor car frame through the roof, thereby makes things convenient for the welding use of electric motor car frame.

The present application relates to circuits and electronic components and modules, all of which are well within the skill of those in the art and, needless to say, does not relate to software or process improvements.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a welding jig for fixing electric motor car frame which characterized in that: comprises a bottom plate (1), a supporting sleeve (11), an adjusting device and a clamping device;

the adjusting device comprises an anti-skid pad (2), a movable groove (3), a guide groove (4), a guide block (5), a movable nut (6), a rotating shaft (7), a base (8), a bidirectional screw (9) and a turntable (10), wherein the rotating shaft (7) is fixed at the top end of the bottom plate (1), the top of the rotating shaft (7) is rotatably connected with the bottom of the base (8), and the movable groove (3) is formed in the top of the base (8);

clamping device includes regulation hole (12), adjusting bolt (13), adjustment tank (14), draw-in groove (15), fixed plate (16), spout (17), slider (18), fly leaf (19), regulation pole (20), screw (21), roof (22) and grip block (23), support the one end sliding connection of cover (11) in the inside of adjustment tank (14), the one end inside at grip block (23) is seted up in adjustment tank (14).

2. The welding jig for fixing an electric vehicle frame as set forth in claim 1, wherein: the bottom end of the bottom plate (1) is fixedly connected with the anti-slip pads (2), the number of the anti-slip pads (2) is four, and the four anti-slip pads (2) are symmetrically distributed around the bottom end of the bottom plate (1).

3. The welding jig for fixing an electric vehicle frame as set forth in claim 1, wherein: the inside of activity groove (3) is rotated and is connected two-way screw rod (9), the one end of two-way screw rod (9) runs through the one end lateral wall of base (8) and the one end of fixed connection carousel (10), carousel (10) rotate to be connected the one end lateral wall at base (8).

4. The welding jig for fixing an electric vehicle frame as set forth in claim 1, wherein: two movable nut (6), two of two-way screw rod (9) threaded connection the bottom fixed connection guide block (5) of movable nut (6), guide block (5) sliding connection guide way (4), the inside at base (8) is seted up in guide way (4), guide way (4) are located the bottom of movable groove (3).

5. The welding jig for fixing an electric vehicle frame as set forth in claim 1, wherein: support the inside regulation hole (12) of seting up the equidistance and distributing of one end of cover (11), regulation hole (12) and adjusting bolt (13) threaded connection, adjusting bolt (13) threaded connection is inside the one end of grip block (23), adjusting bolt (13) are located one side of adjustment tank (14), draw-in groove (15) have been seted up at the top of grip block (23).

6. The welding jig for fixing an electric vehicle frame as set forth in claim 1, wherein: the utility model discloses a portable electronic device, including base (8), top one side fixed connection fixed plate (16), spout (17) have been seted up at the top of fixed plate (16), the inside sliding connection slider (18) of spout (17), slider (18) fixed connection is in the bottom of fly leaf (19), screw (21) have been seted up to the one end inside of fly leaf (19), the inside threaded connection of screw (21) adjusts pole (20), the top of adjusting pole (20) runs through the lateral wall of fly leaf (19) and the bottom of fixed connection roof (22).