CN115342704A

CN115342704A - New energy automobile battery case detection device

Info

Publication number: CN115342704A
Application number: CN202210975766.6A
Authority: CN
Inventors: 崔赢允
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-11-15

Abstract

The invention discloses a new energy automobile battery case detection device, which relates to the technical field of new energy automobiles and comprises a detection table, wherein the detection table is of a frame structure, the middle part of the detection table is hollow, a plurality of supporting legs are fixed on the periphery of the bottom wall, and the new energy automobile battery case detection device also comprises: the two adjustable clamping mechanisms are symmetrically arranged on the top surface of the detection platform and are used for clamping the battery shell and adjusting the angle of the battery shell; guide rail grooves are symmetrically formed in two ends of the detection table, the bottoms of the vertical frames are respectively arranged in the guide rail grooves in a sliding mode, and the vertical frames are driven by an X-axis driving mechanism. The invention adopts a detection mode of detecting the installation and the disassembly of the screw and the screw hole, improves the accuracy of actual detection, ensures that the screw and the screw hole can be smoothly installed and fixed when the shell is actually installed, has more accurate detection result, is convenient for the subsequent shell installation process, can detect the screw holes at different positions and screw hole opening angles on the shell, has more comprehensive and thorough detection and more efficient operation process.

Description

New energy automobile battery case detection device

Technical Field

The invention relates to the technical field of new energy automobiles, in particular to a new energy automobile battery case detection device.

Background

The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, forms an advanced technical principle, has a new technology and a new structure, and comprises four types of Hybrid Electric Vehicles (HEV), pure electric vehicles (BEV, including solar energy automobiles), fuel Cell Electric Vehicles (FCEV), other new energy automobiles (such as efficient energy accumulators such as super capacitors and flywheels) and the like;

inside the battery case was installed to new forms of energy electric automobile's numerous batteries, the battery case need detect screw hole in the battery case after production is accomplished.

Through retrieval, chinese patent No. CN 114838640A discloses an automatic electronic inspection device for a battery case of a new energy automobile, which comprises: a clip frame; the two groups of clamping units are respectively and symmetrically arranged on the frame edges at two ends of the square-shaped frame and are used for clamping the battery shell; a plurality of groups of detection platforms which are erected on two sides of the square-shaped frame; each set of test platforms includes: the mobile driving device is arranged on the clip frame; the measuring table is erected at the top of the mobile driving device and is driven by the mobile driving device to move along the length direction of one side frame of the square-shaped frame; the horizontal driving assembly is erected on one side of the measuring table, faces towards the inside of the square frame and drives a moving table to move back and forth; the rotation driving component is erected at the bottom of the mobile station; the electric telescopic rod is driven to rotate by the rotation driving assembly; the test rod is connected with the end part of the electric telescopic rod through the lever meter.

The battery case in the prior art has the following defects during detection: the battery case detection device for the new energy automobile is provided because the screw holes of the battery case are numerous, the distribution positions and the screw hole angles are different, the detection difficulty is high, and in the detection process, the actual installation and disassembly detection of the screws and the screw holes cannot be carried out, so that the situation that the subsequent screws cannot be normally installed and used with the screw holes still exists after the detection.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a new energy automobile battery case detection device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a new energy automobile battery case detection device, is detecting the platform and is frame construction including detecting the platform, its middle part fretwork, and the diapire is fixed a plurality of supporting legs all around, still includes:

the two adjustable clamping mechanisms are symmetrically arranged on the top surface of the detection table and are used for clamping and angle adjusting the battery shell;

the detection device comprises two vertical frames, wherein guide rail grooves are symmetrically formed in two ends of a detection table, the bottoms of the vertical frames are respectively arranged in the guide rail grooves in a sliding mode and are driven by an X-axis driving mechanism, lifting seats are respectively arranged on the upper portions of the vertical frames in a sliding mode through a Y-axis driving mechanism, and a transverse screw rod and a sliding shaft are jointly arranged in front of the two lifting seats;

the transverse screw rod and the sliding shaft are jointly provided with a sliding seat, and the sliding seat is driven by a Z-axis driving mechanism to move along the axial direction of the transverse screw rod and the sliding shaft;

the balladeur train downside is rotated and is equipped with the swing arm, the one end of swing arm rotates the installation with the balladeur train, and through swing arm mechanism drive, screw location actuating mechanism is installed to the other end of swing arm, screw location actuating mechanism demountable installation has the detection screw, and screw location actuating mechanism is used for realizing centre gripping location, angle modulation and drive rotation to detecting the screw, will detect screw and the screw hole on the battery case and realize installation and dismantlement.

Further, two fixture with adjustable all including installing at the centre gripping cylinder that examines test table upper surface, the flexible end of two centre gripping cylinders sets up relatively, and all installs the balladeur train, and the top of balladeur train is rotated through the pivot and is installed the grip slipper, and two grip slippers mutually support and carry out the centre gripping location to the battery case, and the pivot is passed through the driving of adjusting motor and is rotatory, and during the driving of adjusting motor, the control battery case realizes examining the regulation of putting the angle on the test table.

Furthermore, the upper surface of the detection platform is provided with a fixed seat, the sliding frame is fixed with a sliding rod, and one end, far away from the sliding frame, of the sliding rod penetrates through the fixed seat and is connected with the fixed seat in a sliding mode.

Furthermore, the X-axis driving mechanism comprises an X-axis motor arranged at the bottom of the vertical frame, an X-axis driving gear is arranged at the driving end of the X-axis motor, a rack is fixed at the position, close to the lower side of the vertical frame, of the end part of the detection table, the rack is meshed with the X-axis driving gear, and the X-axis motor drives the X-axis driving gear to be meshed with the rack, so that the vertical frame is controlled to move along the guide rail groove;

y axle actuating mechanism is including installing the electric telescopic handle on grudging post upper portion, and electric telescopic handle's drive end is fixed with the downside of lift seat, and the vertical spout that matches with the lift seat is seted up on the upper portion of grudging post, and electric telescopic handle drive lift seat slides in vertical spout to the horizontal lead screw of control goes up and down.

Furthermore, Z axle actuating mechanism is including installing the Z axle motor at the slide upside, and the slide rotates and installs the screwed pipe, screwed pipe and horizontal lead screw threaded connection, and the threaded rod passes through the gear train transmission with the Z axle motor, the gear train is including installing the master gear at Z axle motor drive end, still including installing the gear from at the screwed rod tip, Z axle motor drive master gear and from gear intermeshing to control slide along horizontal lead screw and sliding shaft axial motion.

Further, the swing arm mechanism is including installing the swing arm motor at the slide mountain bike, and the one end of swing arm is located the downside of slide, and rotates the installation through rotation axis and slide, and the bottom of rotation axis is fixed with the tip of swing arm, and the other end is fixed mounting with the drive end of swing arm motor, and swing arm motor drive swing arm is horizontal circular rotary motion for the slide.

Furthermore, the screw positioning driving mechanism comprises two supporting plates fixed on the lower side of the end part of the swing arm, the two supporting plates are vertically arranged, an outer ring body is installed between the two supporting plates through a main shaft in a rotating mode, the main shaft and the supporting plates are installed in a rotating mode and fixedly installed with the outer ring body, the end part of one main shaft is installed with the driving end of the rotating motor, and the rotating motor is fixed on the outer side of one supporting rod;

an inner rotary disc is rotatably arranged on the inner side of the outer ring body through a sliding ring, a torsion motor is mounted on the upper side of the outer ring body, a helical gear is mounted at the driving end of the torsion motor, a helical gear ring is fixed on the edge of the upper surface of the inner rotary disc, the helical gear and the helical gear ring are meshed with each other, and the torsion motor controls the inner rotary disc to rotate on the inner side of the outer ring body;

two through-holes have been seted up to inner rotating disc middle part symmetry, and inner rotating disc installs screw positioning mechanism through two through-holes jointly.

Further, including the centre gripping lead screw at carousel upper surface center that rotates the setting, the diaphragm is installed to centre gripping lead screw thread, and the both ends of diaphragm articulate respectively and install oblique connecting rod, and the one end that the diaphragm was kept away from to oblique connecting rod is all articulated installs the corner connecting rod, and the middle part of corner connecting rod rotates the installation through sub-axle and through-hole, and the bottom of two corner connecting rods is close to each other, and is fixed with a cutting ferrule, two respectively the cutting ferrule sets up relatively, and inside all seted up the draw-in groove, and two cutting ferrules are fixed to the top nut end centre gripping that detects the screw through the draw-in groove, detect the bottom screw end and the screw hole phase-match of screw.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention adopts a detection mode of detecting the installation and the disassembly of the screw and the screw hole, thereby ensuring the detection accuracy, ensuring the smooth installation and the fixation of the screw and the screw hole when the shell is actually installed, ensuring more accurate detection result and facilitating the subsequent shell installation process.

2. According to the invention, the detection screw can be conveniently clamped and fixed, and the angle adjustment and the rotary driving are realized, so that the screw hole with the angle formed by the screw hole and the position different from that of the shell can be smoothly installed and detached, the detection is more comprehensive and thorough, and the operation process is more efficient.

3. The invention can also adjust the placing and positioning angles of the battery shell on the detection platform, thereby ensuring that the screw hole can be more conveniently installed and detached with the detection screw in the detection process.

In conclusion, the invention adopts a detection mode of detecting the installation and the disassembly of the screw and the screw hole, improves the accuracy of actual detection, ensures that the screw and the screw hole can be smoothly installed and fixed when the shell is actually installed, has more accurate detection result, is convenient for the subsequent shell installation process, can smoothly realize the detection of the screw holes with different angles arranged at different positions and screw holes on the shell, has more comprehensive and thorough detection and has more efficient operation process.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the battery case clamping structure according to the present invention;

FIG. 3 is a schematic view illustrating the battery case being clamped after the angle adjustment according to the present invention;

FIG. 4 is a schematic view of an adjustable clamping mechanism;

FIG. 5 is a schematic view of the mounting of the slide on the transverse screw;

FIG. 6 is a schematic structural view of a screw positioning driving mechanism;

FIG. 7 is a sectional view of the outer ring body and the inner dial of FIG. 6;

fig. 8 is a schematic structural view of the screw positioning mechanism.

In the figure: 1 detection table, 2 battery case, 3 adjustable clamping mechanism, 31 clamping cylinder, 32 sliding frame, 33 rotating shaft, 34 clamping seat, 35 adjusting motor, 36 sliding rod, 37 fixed seat, 4 guide rail groove, 5 vertical frame, 6X shaft driving mechanism, 7Y shaft driving mechanism, 8 lifting seat, 9 transverse screw rod, 10 sliding seat, 11Z shaft driving mechanism, 111Z shaft motor, 112 threaded pipe, 113 gear set, 12 swinging arm, 13 swinging arm mechanism, 131 swinging arm motor, 132 rotating shaft, 14 screw positioning driving mechanism, 141 support plate, 142 main shaft, 143 rotating motor, 144 outer ring body, 145 inner rotary disc, 146 torsion motor, 147 helical gear, 148 helical gear ring, 149 sliding ring, 1450 through hole, 1451 clamping screw rod, 1452 transverse plate, 1453 oblique connecting rod, 1454 corner connecting rod, 1455 clamping sleeve, 1456 sub-shaft, 1457 clamping groove, 15 detection screw and 16 screw hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;

referring to fig. 1-8, a new energy automobile battery case detection device, including examining test table 1, examine test table 1 and be frame construction, its middle part fretwork, diapire a plurality of supporting legs of fixed all around, detection device still includes: the two adjustable clamping mechanisms 3 are symmetrically arranged on the top surface of the detection table 1 and are used for clamping and angle adjustment of the battery shell 2;

as shown in fig. 4, the two adjustable clamping mechanisms 3 each include a clamping cylinder 31 installed on the upper surface of the detection table 1, the telescopic ends of the two clamping cylinders 31 are arranged oppositely, and a sliding frame 32 is installed, a clamping seat 34 is installed at the top of the sliding frame 32 through a rotating shaft 33 in a rotating manner, the two clamping seats 34 are mutually matched to clamp and position the battery case 2, the rotating shaft 33 is driven to rotate through an adjusting motor 35, and when the adjusting motor 35 is driven, the battery case 2 is controlled to realize the adjustment of the placing angle on the detection table 1.

The upper surface of the detection table 1 is provided with a fixed seat 37, the sliding frame 32 is fixed with a sliding rod 36, and one end of the sliding rod 36 far away from the sliding frame 32 penetrates through the fixed seat 37 and is connected with the fixed seat 37 in a sliding manner.

Two centre gripping cylinders 31 drive balladeur train 32 respectively and remove on examining test table 1, drive the grip slipper 34 of both sides respectively simultaneously and carry out horizontal centre gripping location to battery case 2 to after the centre gripping, it is rotatory to control grip slipper 34 through adjusting motor 35 drive pivot 33, thereby adjusts the angle of putting of battery case 2 on examining test table 1, is convenient for follow-up screw hole 16 to its different positions and silk hole set up the angle detect.

The detection device further comprises two vertical frames 5, guide rail grooves 4 are symmetrically formed in two ends of the detection table 1, the bottoms of the vertical frames 5 are respectively arranged in the guide rail grooves 4 in a sliding mode, the vertical frames 5 are driven by an X-axis driving mechanism 6, lifting seats 8 are respectively arranged on the upper portions of the vertical frames 5 in a sliding mode through Y-axis driving mechanisms 7, and a transverse screw rod 9 and a sliding shaft are jointly arranged in front of the two lifting seats 8;

the X-axis driving mechanism 6 comprises an X-axis motor arranged at the bottom of the vertical frame 5, an X-axis driving gear is arranged at the driving end of the X-axis motor, a rack is fixed at the position, close to the lower side of the vertical frame 5, of the end part of the detection table 1, the rack is meshed with the X-axis driving gear, the X-axis motor drives the X-axis driving gear to be meshed with the rack, and therefore the vertical frame 5 is controlled to move along the guide rail groove 4;

y axle actuating mechanism 7 is including installing the electric telescopic handle on grudging post 5 upper portion, and electric telescopic handle's drive end is fixed with the downside of lift seat 8, and the upper portion of grudging post 5 is seted up with 8 assorted vertical chutes of lift seat, and electric telescopic handle drive lift seat 8 slides in vertical chute to the 9 lifts of control horizontal lead screw.

A sliding seat 10 is arranged on the transverse screw rod 9 and the sliding shaft together, and the sliding seat 10 is driven by a Z-axis driving mechanism 11 to move along the transverse screw rod 9 and the sliding shaft axially;

the Z-axis driving mechanism 11 includes a Z-axis motor 111 installed on the upper side of the sliding base 10, the sliding base 10 is rotatably installed with a threaded pipe 112, the threaded pipe 112 is in threaded connection with the transverse lead screw 9, and the threaded pipe 112 and the Z-axis motor 111 are driven by a gear set 113, the gear set 113 includes a main gear installed at the driving end of the Z-axis motor 111 and a driven gear installed at the end of the threaded pipe 112, the Z-axis motor 111 drives the main gear to mesh with the driven gear, thereby controlling the sliding base 10 to move axially along the transverse lead screw 9 and the sliding shaft.

The carriage 10 downside rotates and is equipped with swing arm 12, the one end of swing arm 12 rotates the installation with carriage 10, and through swing arm mechanism 13 drive, screw location actuating mechanism 14 is installed to the other end of

swing arm

12, 14 demountable installation of screw location actuating mechanism has detection screw 15, screw location actuating mechanism 14 is used for realizing clamping position, angle modulation and drive rotation to detection screw 15, will detect screw 15 and the screw hole 16 realization installation and the dismantlement on battery case 2.

The swing arm mechanism 13 includes a swing arm motor 131 installed on the roller carriage 10, one end of the swing arm 12 is located at the lower side of the roller carriage 10 and is rotatably installed with the roller carriage 10 through a rotating shaft 132, the bottom end of the rotating shaft 132 is fixed with the end of the swing arm 12, the other end of the rotating shaft is fixedly installed with the driving end of the swing arm motor 131, and the swing arm motor 131 drives the swing arm 12 to make a horizontal circular rotation motion relative to the roller carriage 10. After the swing arm motor 13 drives and controls the swing arm 12 to rotate, the position adjustment of the lower screw positioning driving mechanism 14 and the detection screw 15 can be completed, so that the detection screw 15 and the screw holes 16 at different positions can be conveniently detected.

As shown in fig. 6-7, the screw positioning driving mechanism 14 includes two supporting plates 141 fixed on the lower side of the end portion of the swing arm 12, the two supporting plates 141 are vertically arranged, and an outer ring body 144 is installed between the two supporting plates by the main shaft 142 in a co-rotating manner, the main shaft 142 is installed in a rotating manner with the supporting plates 141 and is fixedly installed with the outer ring body 144, the end portion of one main shaft 142 is installed with the driving end of the rotating motor 143, and the rotating motor 143 is fixed on the outer side of one supporting rod 141;

an inner rotary disc 145 is rotatably arranged on the inner side of the outer ring body 144 through a sliding ring 149, a torsion motor 146 is arranged on the upper side of the outer ring body 144, a helical gear 147 is arranged at the driving end of the torsion motor 146, a helical gear ring 148 is fixed on the edge of the upper surface of the inner rotary disc 145, the helical gear 147 is meshed with the helical gear ring 148, and the torsion motor 146 controls the inner rotary disc 145 to rotate on the inner side of the outer ring body 144;

two through holes 1450 are symmetrically formed in the middle of the inner rotary disc 145, and the screw positioning mechanism is mounted on the inner rotary disc 145 through the two through holes 1450. The screw positioning mechanism is used for clamping and positioning the detection screw 15, so that the detection screw 15 is stably installed with the screw positioning driving mechanism 14, and is convenient to perform angle adjustment and rotary driving on the detection screw, and therefore the detection, namely installation and disassembly, of the screw hole 16 is achieved.

As shown in fig. 8, the screw positioning mechanism includes a clamping screw 1451 rotatably disposed at the center of the upper surface of the inner rotating disc 145, a horizontal plate 1452 is threadedly mounted on the clamping screw 1451, oblique connecting rods 1453 are respectively and hingedly mounted at two ends of the horizontal plate 1452, corner connecting rods 1454 are respectively and hingedly mounted at one ends of the oblique connecting rods 1453 far away from the horizontal plate 1452, the middle parts of the corner connecting rods 1454 are rotatably mounted with through holes 1450 through sub-shafts 1456, the bottom ends of the two corner connecting rods 1454 are close to each other and respectively fixed with one ferrule 1455, the two ferrules 1455 are disposed opposite to each other and have clamping slots 1457 formed therein, the two ferrules 1455 clamp and fix the top nut ends of the detection screws 15 through the clamping slots 1457, and the bottom screw ends of the detection screws 15 are matched with the screw holes 16.

In addition, a rubber pad is arranged at the clamping groove 1457, so that elastic extrusion is formed between the detection screw 15 and the clamping sleeve 1455, and the detection screw 15 is conveniently separated from the clamping sleeve 1455 when the detection screw 15 and the screw hole 16 are installed subsequently.

The working principle and the using process of the invention are as follows:

the battery shell 2 is clamped by the two adjustable clamping mechanisms 3, and the angle of the battery shell is adjusted after the clamping, so that the screw holes 16 with angles formed at different positions and screw holes can be conveniently detected in the following process;

the vertical frame 5 is controlled to move along the guide rail groove 4 through an X-axis driving mechanism 6; a lifting seat 8 on the vertical frame 5 is driven to slide in the vertical sliding groove through a Y-axis driving mechanism 7, and a transverse screw rod 9 is controlled to lift at the same time; the slide carriage 10 is controlled to move axially along the transverse screw rod 9 and the slide shaft through a Z-axis driving mechanism 11;

the swing arm mechanism 13 drives the screw positioning driving mechanism 14 at the end part of the swing arm 12 to do horizontal circular rotation motion, and the screw positioning driving mechanism 14 is detachably provided with a detection screw 15, so that the detection screw follows the screw positioning driving mechanism 14 to do horizontal circular rotation motion simultaneously; the screw positioning driving mechanism 14 is used for clamping, positioning, angle adjusting and driving rotation of the detection screw 15, and mounting and dismounting the detection screw 15 and a screw hole 16 on the battery shell 2;

firstly, clamping and positioning a detection screw 15 through a screw positioning mechanism; after positioning, the main shaft 142 is driven by the rotating motor 143, so that the outer ring body 144, the inner rotary disc 145, the screw positioning mechanism and the detection screw 15 can be controlled to simultaneously realize angle adjustment; meanwhile, through the mutual matching of the X-axis driving mechanism 6, the Y-axis driving mechanism 7 and the Z-axis driving mechanism 11, the detection screw 15 is butted with screw holes 16 with different angles formed on screw holes and at different positions on the battery shell 2; finally, the bevel gear 147 is driven by the torsion motor 146 to be meshed with the helical gear ring 148, so that the inner rotary disc 145 can be controlled to rotate on the inner side of the outer ring body 144, the screw positioning mechanism and the detection screw 15 rotate simultaneously, and if the opening of the screw hole 16 meets the requirement, the detection screw 15 can smoothly rotate to enter the screw hole of the screw hole 16, otherwise, the detection screw 15 cannot be installed in place; during installation, due to the thread effect between the detection screw 15 and the screw hole 16, the detection screw 15 can be pulled to be separated from the screw positioning mechanism, namely the detection screw 15 is separated from the cutting sleeve 1455; or when the detection screw 15 is rotated, the position of the screw positioning mechanism is adjusted, so that the clamping sleeve 1455 and the monitoring screw 15 always keep clamping force; after the detection screw 15 and the screw hole 16 are installed in place, the rotation of the detection screw and the screw hole is reversely controlled, and the detection screw and the screw hole can be detached and separated; the detection operation of the screw hole 16 by the detection screw 15 can be completed.

Claims

1. The utility model provides a new energy automobile battery case detection device, is including examining test table (1), its characterized in that still includes:

the two adjustable clamping mechanisms (3) are symmetrically arranged on the top surface of the detection table (1) and are used for clamping the battery shell (2) and adjusting the angle;

the detection device comprises two vertical frames (5), wherein guide rail grooves (4) are symmetrically formed in two ends of the detection platform (1), the bottoms of the vertical frames (5) are respectively arranged in the guide rail grooves (4) in a sliding mode, the vertical frames (5) are driven by an X-axis driving mechanism (6), lifting seats (8) are respectively arranged on the upper portions of the vertical frames (5) in a sliding mode through a Y-axis driving mechanism (7), and a transverse screw rod (9) and a sliding shaft are jointly arranged in front of the two lifting seats (8);

a sliding seat (10) is installed on the transverse screw rod (9) and the sliding shaft together, and the sliding seat (10) is driven by a Z-axis driving mechanism (11) to move along the transverse screw rod (9) and the sliding shaft in the axial direction;

carriage (10) downside is rotated and is equipped with swing arm (12), the one end of swing arm (12) rotates the installation with carriage (10), and through swing arm mechanism (13) drive, and screw location actuating mechanism (14) are installed to the other end of swing arm (12), screw location actuating mechanism (14) demountable installation has detection screw (15), and screw location actuating mechanism (14) are used for realizing clamping position, angle modulation and drive rotation to detecting screw (15), will detect screw (15) and screw hole (16) on battery case (2) and realize installing and dismantling.

2. The new energy automobile battery case detection device according to claim 1, characterized in that the two adjustable clamping mechanisms (3) respectively comprise a clamping cylinder (31) installed on the upper surface of the detection platform (1), the telescopic ends of the two clamping cylinders (31) are oppositely arranged and respectively provided with a sliding frame (32), the top of the sliding frame (32) is rotatably provided with a clamping seat (34) through a rotating shaft (33), the two clamping seats (34) are mutually matched to clamp and position the battery case (2), the rotating shaft (33) is driven to rotate through an adjusting motor (35), and when the adjusting motor (35) is driven, the battery case (2) is controlled to realize the adjustment of the placing angle on the detection platform (1).

3. The new energy automobile battery case detection device according to claim 2, characterized in that a fixing seat (37) is installed on the upper surface of the detection table (1), a sliding rod (36) is fixed on the sliding frame (32), and one end, far away from the sliding frame (32), of the sliding rod (36) penetrates through the fixing seat (37) and is connected with the fixing seat (37) in a sliding manner.

4. The battery case detection device for the new energy automobile according to claim 1, wherein the X-axis driving mechanism (6) comprises an X-axis motor installed at the bottom of the vertical frame (5), an X-axis driving gear is installed at a driving end of the X-axis motor, a rack is fixed at a position, close to the lower side of the vertical frame (5), of an end portion of the detection table (1), the rack is meshed with the X-axis driving gear, and the X-axis motor drives the X-axis driving gear to be meshed with the rack, so that the vertical frame (5) is controlled to move along the guide rail groove (4);

y axle actuating mechanism (7) are including installing the electric telescopic handle on grudging post (5) upper portion, and electric telescopic handle's drive end is fixed with the downside of going up and down seat (8), the upper portion of grudging post (5) seted up with the vertical spout of going up and down seat (8) assorted, electric telescopic handle drive goes up and down seat (8) and slides in vertical spout to control horizontal lead screw (9) and go up and down.

5. The battery case detection device for the new energy automobile according to claim 1, wherein the Z-axis driving mechanism (11) comprises a Z-axis motor (111) installed on the upper side of the sliding seat (10), the sliding seat (10) is rotatably installed with a threaded pipe (112), the threaded pipe (112) is in threaded connection with the transverse screw (9), and the threaded rod (112) and the Z-axis motor (111) are driven through a gear set (113), the gear set (113) comprises a main gear installed at the driving end of the Z-axis motor (111) and a slave gear installed at the end of the threaded rod (112), and the Z-axis motor (111) drives the main gear to mesh with the slave gear, so as to control the sliding seat (10) to move axially along the transverse screw (9) and the sliding shaft.

6. The battery case detection device for the new energy automobile according to claim 1, wherein the swing arm mechanism (13) comprises a swing arm motor (131) installed on the roller carriage (10), one end of the swing arm (12) is located at the lower side of the roller carriage (10) and is rotatably installed with the roller carriage (10) through a rotating shaft (132), the bottom end of the rotating shaft (132) is fixed with the end of the swing arm (12), the other end of the rotating shaft is fixedly installed with a driving end of the swing arm motor (131), and the swing arm motor (131) drives the swing arm (12) to make horizontal circular rotation motion relative to the roller carriage (10).

7. The battery case detection device for the new energy automobile according to claim 1, wherein the screw positioning driving mechanism (14) comprises two supporting plates (141) fixed on the lower side of the end portion of the swing arm (12), the two supporting plates (141) are vertically arranged, an outer ring body (144) is jointly and rotatably mounted between the two supporting plates through a main shaft (142), the main shaft (142) is rotatably mounted with the supporting plates (141) and fixedly mounted with the outer ring body (144), the end portion of one main shaft (142) is mounted with the driving end of a rotating motor (143), and the rotating motor (143) is fixed on the outer side of one supporting rod (141);

the inner side of the outer ring body (144) is rotatably provided with an inner rotary disc (145) through a sliding ring (149), the upper side of the outer ring body (144) is provided with a torsion motor (146), the driving end of the torsion motor (146) is provided with a helical gear (147), the edge of the upper surface of the inner rotary disc (145) is fixedly provided with a helical gear ring (148), the helical gear (147) and the helical gear ring (148) are meshed with each other, and the torsion motor (146) controls the inner rotary disc (145) to rotate on the inner side of the outer ring body (144);

two through holes (1450) are symmetrically formed in the middle of the inner rotary disc (145), and a screw positioning mechanism is installed on the inner rotary disc (145) through the two through holes (1450) together.

8. The new energy automobile battery case detection device according to claim 1, wherein the screw positioning mechanism comprises a clamping screw rod (1451) rotatably arranged at the center of the upper surface of the inner rotating disc (145), a transverse plate (1452) is installed on the clamping screw rod (1451) in a threaded manner, two ends of the transverse plate (1452) are respectively and hingedly installed with an inclined connecting rod (1453), one ends of the inclined connecting rods (1453) far away from the transverse plate (1452) are respectively and hingedly installed with an angle connecting rod (1454), the middle part of the angle connecting rod (1454) is rotatably installed with the through hole (1450) through a sub-shaft (1456), the bottom ends of the two angle connecting rods (1454) are close to each other, and are respectively and fixedly provided with one clamping sleeve (1455), the two clamping sleeves (1455) are oppositely arranged and are respectively provided with a clamping groove (1457) inside, the two clamping sleeves (1455) clamp and fix the top nut end of the detection screw (15), and the bottom screw end of the detection screw (15) is matched with the screw hole (16).