Displacement device for body-in-white detection and displacement method thereof

Abstract

The invention relates to the technical field of automobile manufacturing, in particular to a body-in-white detection displacement device and a displacement method thereof.The body-in-white detection displacement device comprises two supporting plates, two symmetrically-arranged sliding rails are arranged between the two supporting plates, and the side walls of the two sliding rails are fixedly connected with the side walls of the adjacent supporting plates; two symmetrically-arranged round rods are arranged between the two supporting plates, the two ends of the two round rods are rotationally connected with the side walls of the adjacent supporting plates, the surfaces of the two round rods are each fixedly connected with two symmetrically-arranged limiting strips, and the side walls of the two supporting plates are rotationally connected with the same first threaded rod. According to the automatic conveying device, a motor can drive a round rod to rotate, transmission of a fifth belt wheel, a fourth transmission belt and a first threaded rod is matched, a nut and the square box are driven to move, a to-be-detected body-in-white can be automatically conveyed to different positions, manual operation is reduced, the detection efficiency is improved, and the detection efficiency is improved. And the automation degree and efficiency of the detection process are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automobile manufacturing, in particular to a displacement device for body-in-white detection and a displacement method thereof. BACKGROUND

[0002] In the field of automobile manufacturing, the body-in-white as the core framework of the automobile directly affects the safety, reliability and comfort of the whole vehicle, so it is crucial to accurately detect various parameters of the body-in-white. At present, in the detection process of the body-in-white, it needs to be detected in multiple projects and multiple directions, such as part mounting hole and tolerance detection, body surface and curvature deviation detection, welding point distribution and strength detection, etc.

[0003] However, in the prior art, there are many deficiencies in the displacement control of the body-in-white during the detection process. On the one hand, the traditional displacement device has low automation degree, often needs manual participation in the conveying and positioning of the body-in-white, which not only increases the labor intensity, but also easily affects the accuracy and efficiency of the detection due to human operation errors. On the other hand, the existing device cannot realize accurate switching of the body-in-white between different detection workshops and full-direction rotation during the detection process, resulting in a complicated detection process and failing to meet the needs of comprehensive and efficient detection of each area of the body-in-white.

[0004] In addition, the existing body-in-white detection displacement device is complex in structure design, and the coordination between the transmission components is not smooth, which easily causes inaccurate power transmission and unstable equipment operation, etc. This not only increases the maintenance cost of the equipment, but also affects the continuity and reliability of the whole detection process. Therefore, we propose a displacement device for body-in-white detection and a displacement method thereof to solve the above problems. SUMMARY

[0005] The purpose of the present application is to provide a displacement device for body-in-white detection and a displacement method thereof to solve the problems raised in the background art.

[0006] The technical scheme of the present application is: a displacement device for body-in-white detection and a displacement method thereof, comprising two support plates, two symmetrically arranged slide rails between the two support plates, the side walls of the two slide rails are fixedly connected with the side walls of the adjacent support plates, two symmetrically arranged round rods between the two support plates, the two ends of the two round rods are rotatably connected with the side walls of the adjacent support plates, two symmetrically arranged limiting strips are fixedly connected to the surface of the two round rods, a first threaded rod is rotatably connected to the side wall of the two support plates, a square box is slidably connected to the side wall of the two slide rails, first circular holes are formed in the two side walls of the square box, a nut is fixedly connected to the inner wall of the square box, and the inner wall of the nut is threadedly connected with the surface of the first threaded rod.

[0007] Preferably, the inner wall of the square box is rotationally connected with a first transmission block, a plurality of annular first clamping grooves are arranged on the surface of the first transmission block, a circular groove is arranged on the inner wall of the first transmission block, an annular groove is arranged on the surface of the first transmission block, the other end of the first transmission block is rotationally connected with a second transmission block, a plurality of annular second clamping grooves are arranged on the inner wall of the second transmission block, a plurality of annular first meshing teeth are fixedly connected to the surface of the second transmission block, the other end of the second transmission block is rotationally connected with a third transmission block, a plurality of annular third clamping grooves are arranged on the inner wall of the third transmission block, and a plurality of annular second meshing teeth are fixedly connected to the surface of the third transmission block.

[0008] Preferably, the inside of the square box is provided with a trigger block, a first limiting hole is arranged on the inner wall of the trigger block, one end of the trigger block is fixedly connected with a square plate, a second circular hole in communication with the first limiting hole is arranged on the side wall of the square plate, a plurality of groups of symmetrically arranged first square grooves are arranged on the surface of the trigger block, a second square groove is arranged on the inner wall of each of the plurality of groups of first square grooves, a spring is fixedly connected to the inner wall of the second square groove, the other end of the spring is fixedly connected with a sliding plate, a clamping block is fixedly connected to the surface of the sliding plate, and two symmetrically arranged electric push rods are fixedly connected to the inner wall of the square box, and the output ends of the two electric push rods are fixedly connected with the side wall of the square plate.

[0009] Preferably, the upper surface of the square box is fixedly connected with a strip-shaped box, a square through groove is arranged on the inner bottom surface of the strip-shaped box, two symmetrically arranged inverted L-shaped plates are fixedly connected to the inner wall of the strip-shaped box, a fixed plate is fixedly connected to the inner wall of the inverted L-shaped plate on the right side, gears are rotationally connected to the two side walls of the fixed plate, the surfaces of the gears on the left side are meshingly connected with a plurality of first meshing teeth, the surfaces of the gears on the right side are meshingly connected with a plurality of second meshing teeth, a first bevel gear is fixedly connected to the other end of the gear, a second bevel gear is meshingly connected to the surface of the first bevel gear on the left side, a transmission rod is fixedly connected to one end of the second bevel gear, the other end of the transmission rod penetrates through the inner wall of the inverted L-shaped plate on the right side and extends to the outside, two symmetrically arranged first belt pulleys are rotationally connected to the side wall of the inverted L-shaped plate on the right side, and the same first transmission belt is sleeved on the surfaces of the two first belt pulleys.

[0010] Preferably, the inner wall of the two said inverted L-shaped plates is rotationally connected with a second pulley, the lower end of the second pulley on the right side is fixedly connected with a third bevel gear, the surface of the third bevel gear is in meshing connection with the surface of the first bevel gear on the right side, the inner wall of the strip-shaped box is slidingly connected with a square sliding table, the inner wall of the square sliding table is threadedly connected with a second threaded rod, the two ends of the second threaded rod are rotationally connected with the inner walls of the adjacent inverted L-shaped plates, the right end of the second threaded rod penetrates the inner wall of the inverted L-shaped plate on the right side and extends to the outside, the upper surface of the square sliding table is rotationally connected with a third pulley, the diameter of the third pulley is greater than that of the two second pulleys, the surface of the third pulley is sleeved with a same second transmission belt as the surfaces of the two second pulleys, and the upper end of the third pulley is fixedly connected with a detection table.

[0011] Preferably, the surface of the circular rod on the left side is slidingly connected with a fourth pulley, one end of the fourth pulley is provided with a second limiting hole matched with the circular rod and the limiting strip, and the fourth pulley and the inner wall of the annular groove are sleeved with a same third transmission belt.

[0012] Preferably, the left ends of the two said circular rods penetrate the side wall of the support plate on the left side and extend to the outside, the left end of the first threaded rod penetrates the side wall of the support plate on the left side and extends to the outside, the left ends of the circular rod on the left side and the first threaded rod are fixedly connected with a fifth pulley, and the surfaces of the two fifth pulleys are sleeved with a same fourth transmission belt.

[0013] Preferably, the side wall of the support plate on the left side is fixedly connected with a motor, and the output end of the motor is fixedly connected with the left end of the circular rod on the right side.

[0014] Preferably, the side wall of the clamping block is matched with the inner walls of the first clamping groove, the second clamping groove and the third clamping groove, and the surface of the trigger block is matched with the inner walls of the first transmission block, the circular groove, the second transmission block and the third transmission block, respectively.

[0015] Preferably, the displacement method comprises the following steps:

[0016] Step 1: first place the body-in-white to be detected on the spring, start the motor, at this time the motor drives the right circular rod to rotate, at the same time, the electric push rod is started to push the front end of the trigger block into the first transmission block, so that the front clamping block is clamped with the first clamping groove, the left circular rod is driven to rotate through the transmission of the third transmission belt, and the first threaded rod is driven to rotate through the action of the two fifth pulleys and the fourth transmission belt, at the same time, the nut is displaced, so that the body-in-white to be detected is conveyed to different positions;

[0017] Step 2: Then the electric push rod is started to push the middle end of the trigger block into the second transmission block, so that the middle clamping block is clamped with the second clamping groove, at this time the first meshing tooth is driven to rotate, the first meshing tooth is meshed with the gear, and the first bevel gear is meshed with the second bevel gear, so that the left first belt pulley is driven to rotate, the first transmission belt is driven to rotate, the right first belt pulley is driven to rotate, and the second threaded rod is driven to rotate, so that the square sliding table is pushed to move left and right, and the body-in-white enters different detection workshops, and the different detection workshops include part mounting hole and tolerance detection workshop, body surface and arc deviation detection workshop, welding point distribution and strength detection workshop, welding seam continuity and sealing detection workshop, body surface flatness detection workshop, sealing element mounting groove size detection workshop, wire harness and pipeline mounting hole detection workshop;

[0018] Step 3: When detecting in different detection workshops, the electric push rod is started to push the end of the trigger block into the second meshing tooth, so that the end clamping block is clamped with the third clamping groove, at this time the right first bevel gear drives the second belt pulley to rotate, the second transmission belt drives the third belt pulley to rotate, and the detection table carrying the body-in-white to be detected rotates in the different detection workshops, so that each area of the body-in-white is detected.

[0019] The displacement device for body-in-white detection and the displacement method thereof are provided by improving the prior art, and have the following improvements and advantages compared with the prior art:

[0020] Firstly, the motor drives the round rod to rotate, the fifth belt pulley, the fourth transmission belt and the first threaded rod are driven to transmit, the nut and the square box are displaced, the body-in-white to be detected can be automatically conveyed to different positions, manual operation is reduced, and the automation degree and efficiency of the detection process are improved.

[0021] Secondly, the electric push rod is started to push the middle end of the trigger block to clamp the second transmission block, the first meshing tooth is meshed with the gear, the first bevel gear is meshed with the second bevel gear, the first belt pulley and the first transmission belt are driven to rotate, the second threaded rod is driven to rotate, the square sliding table is pushed to move left and right, the body-in-white is accurately conveyed to the part mounting hole and tolerance detection workshop, the body surface and arc deviation detection workshop and other different detection workshops, the automatic switching of multiple item detection is realized, and the comprehensiveness of detection is ensured.

[0022] Thirdly, when detecting in different detection workshops, the electric push rod is started to push the end of the trigger block to clamp the third transmission block, the right first bevel gear drives the second belt pulley to rotate, the second transmission belt drives the third belt pulley to rotate, the detection table carrying the body-in-white to be detected rotates in the detection workshop, so that each area of the body-in-white is detected, blind areas are avoided, and the accuracy and reliability of detection are improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] The present invention will be further explained below with reference to the accompanying drawings and embodiments:

[0024] Figure 1 This is a three-dimensional structural schematic diagram of the present invention;

[0025] Figure 2 This is a three-dimensional structural schematic diagram of the present invention;

[0026] Figure 3 This is a three-dimensional structural schematic diagram of the present invention;

[0027] Figure 4 This is a cross-sectional view of the first transmission block and the trigger block of the present invention;

[0028] Figure 5 This is a schematic diagram of the split structure of the trigger block and the card block of the present invention;

[0029] Figure 6 This is a cross-sectional view of the first transmission block and the trigger block of the present invention;

[0030] Figure 7 This is a schematic diagram of the disassembled structure of the first transmission block and the trigger block of the present invention;

[0031] Figure 8 for Figure 2 Enlarged structural diagram at point A in the middle;

[0032] Figure 9 for Figure 2 Enlarged structural diagram at point B;

[0033] Figure 10 for Figure 2 Enlarged structural diagram at point C;

[0034] Figure 11 for Figure 3 Enlarged structural diagram at point D;

[0035] Figure 12 for Figure 4 Enlarged structural diagram at point E in the middle.

[0036] Explanation of reference numerals in the attached figures:

[0037] 1, support plate; 2, slide rail; 3, round rod; 4, limiting strip; 5, first threaded rod; 6, square box; 7, first circular hole; 8, nut; 9, first transmission block; 10, first clamping groove; 11, circular groove; 12, annular groove; 13, second transmission block; 14, second clamping groove; 15, first meshing tooth; 16, third transmission block; 17, third clamping groove; 18, second meshing tooth; 19, trigger block; 20, first limiting hole; 21, square plate; 22, second circular hole; 23, first square groove; 24, second square groove; 25, spring; 26, sliding plate; 27, clamping block; 28, electric push rod; 29, strip-shaped box; 30, square through groove; 31, inverted L-shaped plate; 32, fixed plate; 33, gear; 34, first bevel gear; 35, second bevel gear; 36, transmission rod; 37, first belt pulley; 38, first transmission belt; 39, second belt pulley; 40, third bevel gear; 41, square sliding table; 42, second threaded rod; 43, third belt pulley; 44, second transmission belt; 45, detection table; 46, fourth belt pulley; 47, second limiting hole; 48, third transmission belt; 49, fifth belt pulley; 50, fourth transmission belt; 51, motor. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the present application will be described below in detail, and it should be apparent that the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0039] The present application provides a displacement device for body-in-white detection and a displacement method thereof by improvement. The technical solutions of the present application are as follows:

[0040] As shown in Figure 1 - Figure 12 A displacement device for body-in-white detection and a displacement method thereof, comprising two support plates 1, two symmetrically arranged slide rails 2 between the two support plates 1, the side walls of the two slide rails 2 are fixedly connected with the side walls of the adjacent support plates 1, two symmetrically arranged round rods 3 between the two support plates 1, the two ends of the two round rods 3 are rotatably connected with the side walls of the adjacent support plates 1, two symmetrically arranged limiting strips 4 are fixedly connected to the surfaces of the two round rods 3, a same first threaded rod 5 is rotatably connected with the side walls of the two support plates 1, a same square box 6 is slidably connected with the side walls of the two slide rails 2, first circular holes 7 are formed in the two side walls of the square box 6, a nut 8 is fixedly connected to the inner wall of the square box 6, and the inner wall of the nut 8 is threadedly connected with the surface of the first threaded rod 5.

[0041] Further, the inner wall of the square box 6 is rotationally connected with a first transmission block 9, the surface of the first transmission block 9 is provided with a plurality of annularly arranged first clamping grooves 10, the inner wall of the first transmission block 9 is provided with a circular groove 11, the surface of the first transmission block 9 is provided with an annular groove 12, the other end of the first transmission block 9 is rotationally connected with a second transmission block 13, the inner wall of the second transmission block 13 is provided with a plurality of annularly arranged second clamping grooves 14, the surface of the second transmission block 13 is fixedly connected with a plurality of annularly arranged first meshing teeth 15, the other end of the second transmission block 13 is rotationally connected with a third transmission block 16, the inner wall of the third transmission block 16 is provided with a plurality of annularly arranged third clamping grooves 17, the surface of the third transmission block 16 is fixedly connected with a plurality of annularly arranged second meshing teeth 18, the surface of the first transmission block 9 rotationally connected with the inner wall of the square box 6 is provided with the annularly distributed first clamping grooves 10, the inner wall circular groove 11 thereof is matched with a trigger block 19, and the surface annular groove 12 is connected with the fourth pulley 46 through the third transmission belt 48. The second transmission block 13 is meshed with the gear 33 through the first meshing teeth 15, the third transmission block 16 is meshed with another group of gears 33 through the second meshing teeth 18, and the three are rotationally connected to form a multi-stage transmission structure. Different transmission paths can be switched through the clamping of the trigger block 19, so as to realize the power switching of the horizontal displacement and the rotating action of the detection table.

[0042] Further, the inside of the square box 6 is provided with a trigger block 19, the inner wall of the trigger block 19 is provided with a first limiting hole 20, one end of the trigger block 19 is fixedly connected with a square plate 21, the side wall of the square plate 21 is provided with a second circular hole 22 in communication with the first limiting hole 20, the surface of the trigger block 19 is provided with a plurality of symmetrically arranged first square grooves 23, the inner wall of each of the plurality of first square grooves 23 is provided with a second square groove 24, the inner wall of the second square groove 24 is fixedly connected with a spring 25, the other end of the spring 25 is fixedly connected with a sliding plate 26, the surface of the sliding plate 26 is fixedly connected with a clamping block 27, the inner wall of the square box 6 is fixedly connected with two symmetrically arranged electric push rods 28, the output ends of the two electric push rods 28 are fixedly connected with the side wall of the square plate 21, the trigger block 19 is driven by the electric push rod 28, the spring 25 pushes the sliding plate 26 to make the clamping block 27 clamped with the transmission block clamping groove in the symmetrically arranged first square grooves 23 on the surface of the trigger block 19. The first limiting hole 20 and the second circular hole 22 of the trigger block 19 are used for positioning, the square plate 21 is fixed with the output end of the electric push rod 28, forming a telescopic clamping mechanism. When the electric push rod 28 pushes the trigger block 19 to clamp the first transmission block 9, the second transmission block 13 and the third transmission block 16 respectively, different functions of horizontal conveying, workshop switching and detection table rotating can be activated in turn.

[0043] Further, the upper surface of the square box 6 is fixedly connected with a strip-shaped box 29, a square through groove 30 is arranged in the inner bottom surface of the strip-shaped box 29, two symmetrical inverted L-shaped plates 31 are fixedly connected to the inner walls of the strip-shaped box 29, a fixed plate 32 is fixedly connected to the inner wall of the right side inverted L-shaped plate 31, two gears 33 are rotatably connected to the two side walls of the fixed plate 32, the left side gear 33 is meshingly connected with the surfaces of the plurality of first meshing teeth 15, and the right side gear 33 is meshingly connected with the surfaces of the plurality of second meshing teeth 18; a first bevel gear 34 is fixedly connected to the other end of the gear 33, a second bevel gear 35 is meshingly connected to the surface of the left side first bevel gear 34, a transmission rod 36 is fixedly connected to one end of the second bevel gear 35, the other end of the transmission rod 36 penetrates through the inner wall of the right side inverted L-shaped plate 31 and extends to the outside, two symmetrical first belt pulleys 37 are rotatably connected to the side wall of the right side inverted L-shaped plate 31, the same first transmission belt 38 is sleeved on the surfaces of the two first belt pulleys 37, the fixed gear 33 and the first bevel gear 34 of the inverted L-shaped plate 31 in the strip-shaped box 29, the left side gear 33 is meshed with the first meshing teeth 15, and the right side gear 33 is meshed with the second meshing teeth 18. The first bevel gear 34 drives the first belt pulley 37 through the second bevel gear 35 and the transmission rod 36, and the first transmission belt 38 realizes the linkage of the left and right belt pulleys. The structure converts the rotary motion of the transmission block into the rotation of the belt pulley, and then pushes the square sliding table 41 through the second threaded rod 42, so as to realize the transverse displacement of the detection table in different detection workshops.

[0044] Further, the inner walls of the two inverted L-shaped plates 31 are rotatably connected with second belt pulleys 39, a third bevel gear 40 is fixedly connected to the lower end of the right side second belt pulley 39, the surface of the third bevel gear 40 is meshingly connected with the surface of the right side first bevel gear 34, a square sliding table 41 is slidably connected to the inner wall of the strip-shaped box 29, a second threaded rod 42 is threadedly connected to the inner wall of the square sliding table 41, the two ends of the second threaded rod 42 are rotatably connected with the inner walls of the adjacent inverted L-shaped plates 31, the right end of the second threaded rod 42 penetrates through the inner wall of the right side inverted L-shaped plate 31 and extends to the outside, a third belt pulley 43 is rotatably connected to the upper surface of the square sliding table 41, the diameter of the third belt pulley 43 is greater than that of the two second belt pulleys 39, the same second transmission belt 44 is sleeved on the surfaces of the two second belt pulleys 39 and the surface of the third belt pulley 43, a detection table 45 is fixedly connected to the upper end of the third belt pulley 43, the second belt pulley 39 is meshed with the right side first bevel gear 34 through the third bevel gear 40, the second transmission belt 44 connects the third belt pulley 43, the diameter of the third belt pulley 43 is greater than that of the second belt pulley 39, and speed increasing transmission is formed. The square sliding table 41 is connected with the second threaded rod 42 through threads, and the detection table 45 is fixed to the upper end of the third belt pulley 43. When the trigger block 19 is clamped with the third transmission block 16, the detection table 45 is driven to rotate by the transmission chain, and the omnibearing detection of each area of the body-in-white is realized.

[0045] Further, the surface of the left circular rod 3 is slidably connected with a fourth pulley 46, one end of the fourth pulley 46 is provided with a second limiting hole 47 matched with the circular rod 3 and the limiting strip 4, the fourth pulley 46 is sleeved with a same third transmission belt 48 with the inner wall of the annular groove 12, the fourth pulley 46 is slidably connected with the circular rod 3 and the limiting strip 4 through the second limiting hole 47, and the outer periphery of the fourth pulley 46 is connected with the annular groove 12 of the first transmission block 9 through the third transmission belt 48. When the trigger block 19 is clamped with the first transmission block 9, the rotation of the circular rod 3 is transmitted to the first transmission block 9 through the fourth pulley 46 and the third transmission belt 48, and then the first threaded rod 5 is rotated, the horizontal displacement of the square box 6 is realized, and the conveying action of the body-in-white is completed.

[0046] Further, the left ends of the two circular rods 3 penetrate through the side wall of the left supporting plate 1 and extend to the outside, the left end of the first threaded rod 5 penetrates through the side wall of the left supporting plate 1 and extends to the outside, the left ends of the left circular rod 3 and the first threaded rod 5 are fixedly connected with a fifth pulley 49, the surfaces of the two fifth pulleys 49 are sleeved with a same fourth transmission belt 50, the left ends of the two circular rods 3 and the first threaded rod 5 are connected through the fifth pulley 49 and the fourth transmission belt 50, forming a linkage mechanism. When the right circular rod 3 is driven by the motor 51, the first threaded rod 5 is rotated through the fifth pulley 49 and the fourth transmission belt 50, so that the nut 8 drives the square box 6 to slide on the slide rail 2, realizing the longitudinal displacement of the body-in-white in the detection device, and ensuring its accurate positioning to different detection stations.

[0047] Further, the side wall of the left supporting plate 1 is fixedly connected with a motor 51, the output end of the motor 51 is fixedly connected with the left end of the right circular rod 3, the motor 51 is fixed to the left supporting plate 1, and the output end of the motor 51 is directly connected with the right circular rod 3, which serves as the power source of the whole device. The rotation of the motor 51 is transmitted to each transmission component through the circular rod 3, the pulley and the transmission belt, driving the square box 6 to displace, the detection table 45 to rotate and the like. This design realizes multi-dimensional motion control with a single power source, simplifies the structure and improves the synchronism of the system.

[0048] Further, the side wall of the clamping block 27 is matched with the inner wall of the first clamping groove 10, the second clamping groove 14 and the third clamping groove 17, the surface of the trigger block 19 is matched with the inner wall of the first transmission block 9, the circular groove 11, the second transmission block 13 and the third transmission block 16 respectively, the clamping block 27 is matched with the inner wall shape of the first clamping groove 10, the second clamping groove 14 and the third clamping groove 17, and the outer diameter of the trigger block 19 is matched with the inner wall of the first transmission block 9, the second transmission block 13 and the third transmission block 16. When the electric push rod 28 pushes the trigger block 19 to insert into the transmission block, the clamping block 27 is embedded into the clamping groove under the action of the spring 25, forming a rigid connection, ensuring that the power is transmitted without slipping during transmission, and ensuring the accuracy and reliability of the detection action.

[0049] Further, the following displacement method is included:

[0050] Step 1: first, the white body to be detected is placed on the spring 25, the motor 51 is started, at this time the motor 51 drives the right circular rod 3 to rotate, and the front end of the trigger block 19 is pushed into the first transmission block 9 by starting the electric push rod 28, so that the front clamping block 27 is clamped with the first clamping groove 10, the left circular rod 3 is driven to rotate through the transmission of the third transmission belt 48, and the first threaded rod 5 is driven to rotate through the action of the two fifth belt pulleys 49 and the fourth transmission belt 50, and the nut 8 is displaced, realizing the conveying of the white body to be detected to different positions;

[0051] Step 2: then the electric push rod 28 is started to push the middle end of the trigger block 19 into the second transmission block 13, so that the middle clamping block 27 is clamped with the second clamping groove 14, at this time the first meshing tooth 15 is driven to rotate, the first meshing tooth 15 is engaged with the gear 33, and the left first belt pulley 37 is driven to rotate through the engagement of the first bevel gear 34 and the second bevel gear 35, the right first belt pulley 37 is driven to rotate through the transmission of the first transmission belt 38, and the second threaded rod 42 is driven to rotate, the square sliding table 41 is driven to displace left and right, so that the white body enters different detection workshops, including part mounting hole and tolerance detection workshop, body surface and curvature deviation detection workshop, welding point distribution and strength detection workshop, welding seam continuity and sealing detection workshop, body surface flatness detection workshop, sealing element installation groove size detection workshop, wire harness, pipeline installation hole detection workshop;

[0052] Step 3: when detecting in different detection workshops, the electric push rod 28 is started to push the end of the trigger block 19 into the second meshing tooth 18, so that the end clamping block 27 is clamped with the third clamping groove 17, at this time the second belt pulley 39 is driven to rotate through the right first bevel gear 34, the third belt pulley 43 is driven to rotate through the second transmission belt 44, and the detection table 45 carrying the white body to be detected rotates in different detection workshops, so as to detect each area of the white body.

[0053] The above description enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Accordingly, the present application is not to be limited to the embodiments shown herein but is to be accorded the broadest scope consistent with the principles and novel features disclosed herein.

Claims

1. A displacement device and displacement method for detecting a white body, comprising two support plates (1), characterized in that: There are two symmetrically arranged slide rails (2) between the two support plates (1). The side walls of the two slide rails (2) are fixedly connected to the side walls of the adjacent support plates (1). There are two symmetrically arranged round rods (3) between the two support plates (1). The two ends of the two round rods (3) are rotatably connected to the side walls of the adjacent support plates (1). The surfaces of the two round rods (3) are fixedly connected to two symmetrically arranged limiting strips (4). The side walls of the two support plates (1) are rotatably connected to the same first threaded rod (5). The side walls of the two slide rails (2) are slidably connected to the same square box (6). The two side walls of the square box (6) are provided with first round holes (7). The inner wall of the square box (6) is fixedly connected to a nut (8). The inner wall of the nut (8) is threadedly connected to the surface of the first threaded rod (5).

2. The displacement device and displacement method for detecting a body-in-white according to claim 1, characterized in that: The inner wall of the square box (6) is rotatably connected to a first transmission block (9). The surface of the first transmission block (9) is provided with a plurality of annular first slots (10) on its inner wall. The inner wall of the first transmission block (9) is provided with a circular groove (11). The surface of the first transmission block (9) is provided with an annular groove (12). The other end of the first transmission block (9) is rotatably connected to a second transmission block (13). The inner wall of the second transmission block (13) is provided with a plurality of annular second slots (14). The surface of the second transmission block (13) is fixedly connected with a plurality of annular first meshing teeth (15). The other end of the second transmission block (13) is rotatably connected to a third transmission block (16). The inner wall of the third transmission block (16) is provided with a plurality of annular third slots (17). The surface of the third transmission block (16) is fixedly connected with a plurality of annular second meshing teeth (18).

3. The displacement device and displacement method for detecting a body-in-white according to claim 1, characterized in that: The square box (6) is provided with a trigger block (19) inside. The inner wall of the trigger block (19) is provided with a first limiting hole (20). One end of the trigger block (19) is fixedly connected to a square plate (21). The side wall of the square plate (21) is provided with a second round hole (22) that communicates with the first limiting hole (20). The surface of the trigger block (19) is provided with multiple sets of symmetrically arranged first square grooves (23). The inner wall of each set of first square grooves (23) is provided with a second square groove (24). The inner wall of the second square groove (24) is fixedly connected with a spring (25). The other end of the spring (25) is fixedly connected with a sliding plate (26). The surface of the sliding plate (26) is fixedly connected with a locking block (27). The inner wall of the square box (6) is fixedly connected with two symmetrically arranged electric push rods (28). The output ends of the two electric push rods (28) are fixedly connected to the side wall of the square plate (21).

4. The displacement device and displacement method for detecting a body-in-white according to claim 1, characterized in that: A strip box (29) is fixedly connected to the upper surface of the square box (6). A square through groove (30) is opened on the bottom surface of the strip box (29). Two symmetrically arranged inverted L-shaped plates (31) are fixedly connected to the inner wall of the strip box (29). A fixing plate (32) is fixedly connected to the inner wall of the inverted L-shaped plate (31) on the right side. Gears (33) are rotatably connected to both sides of the fixing plate (32). The gear (33) on the left side meshes with the surface of a plurality of first meshing teeth (15), and the gear (33) on the right side meshes with the surface of a plurality of second meshing teeth (18). The gear (33) is connected to a first bevel gear (34) at one end. A second bevel gear (35) is meshed with the surface of the first bevel gear (34) on the left side. A transmission rod (36) is fixedly connected to one end of the second bevel gear (35). The other end of the transmission rod (36) passes through the inner wall of the inverted L-shaped plate (31) on the right side and extends to the outside. Two symmetrically arranged first pulleys (37) are rotatably connected to the side wall of the inverted L-shaped plate (31) on the right side. The same first transmission belt (38) is sleeved on the surface of the two first pulleys (37).

5. The displacement device and displacement method for detecting a body-in-white according to claim 4, characterized in that: The inner walls of the two inverted L-shaped plates (31) are rotatably connected to second pulleys (39). A third bevel gear (40) is fixedly connected to the lower end of the second pulley (39) on the right side. The surface of the third bevel gear (40) meshes with the surface of the first bevel gear (34) on the right side. A square sliding table (41) is slidably connected to the inner wall of the strip box (29). A second threaded rod (42) is threadedly connected to the inner wall of the square sliding table (41). The two ends of the second threaded rod (42) are connected to the adjacent inverted L-shaped plates (31). The inner wall of the sliding table (41) is rotatably connected. The right end of the second threaded rod (42) passes through the inner wall of the inverted L-shaped plate (31) on the right side and extends to the outside. The upper surface of the square sliding table (41) is rotatably connected to a third pulley (43). The diameter of the third pulley (43) is larger than the diameter of the two second pulleys (39). The surface of the third pulley (43) and the surface of the two second pulleys (39) are fitted with the same second transmission belt (44). The upper end of the third pulley (43) is fixedly connected to a detection table (45).

6. The displacement device and displacement method for detecting a body-in-white according to claim 1, characterized in that: A fourth pulley (46) is slidably connected to the surface of the round rod (3) on the left side. One end of the fourth pulley (46) is provided with a second limiting hole (47) that matches the round rod (3) and the limiting strip (4). The fourth pulley (46) and the inner wall of the annular groove (12) are fitted with the same third transmission belt (48).

7. The displacement device and displacement method for detecting a body-in-white according to claim 1, characterized in that: The left ends of both round rods (3) pass through the side wall of the left support plate (1) and extend to the outside. The left end of the first threaded rod (5) passes through the side wall of the left support plate (1) and extends to the outside. The left ends of the left round rod (3) and the first threaded rod (5) are fixedly connected to the fifth pulley (49). The surfaces of the two fifth pulleys (49) are fitted with the same fourth transmission belt (50).

8. The displacement device and displacement method for detecting a body-in-white according to claim 1, characterized in that: A motor (51) is fixedly connected to the side wall of the support plate (1) on the left side, and the output end of the motor (51) is fixedly connected to the left end of the round rod (3) on the right side.

9. The displacement device and displacement method for detecting a body-in-white according to claim 3, characterized in that: The sidewall of the card block (27) matches the inner walls of the first card slot (10), the second card slot (14) and the third card slot (17), and the surface of the trigger block (19) matches the inner walls of the first transmission block (9), the circular groove (11), the second transmission block (13) and the third transmission block (16), respectively.

10. A displacement device and displacement method for detecting a body-in-white according to claims 1-9, characterized in that: The following displacement methods are included: Step 1: First, place the white body to be inspected on the spring (25) and start the motor (51). At this time, the motor (51) drives the right round rod (3) to rotate. At the same time, start the electric push rod (28) to push the front end of the trigger block (19) into the first transmission block (9), so that the front locking block (27) engages with the first locking groove (10). Through the transmission of the third transmission belt (48), the left round rod (3) is driven to rotate. Then, through the action of the two fifth pulleys (49) and the fourth transmission belt (50), the first threaded rod (5) is driven to rotate, and at the same time, the nut (8) is moved to realize the white body to be inspected being transported to different positions. Step 2: Then start the electric push rod (28) to push the middle end of the trigger block (19) into the second transmission block (13), so that the middle block (27) engages with the second slot (14). At this time, the first meshing tooth (15) rotates. The first meshing tooth (15) meshes with the gear (33), and the first bevel gear (34) meshes with the second bevel gear (35), which drives the left first pulley (37) to rotate. The transmission of the first transmission belt (38) drives the right first pulley (37) to rotate, and at the same time, the second threaded rod (42) rotates, pushing the square sliding table (41) to move left and right so that the white body enters different inspection workshops. The different inspection workshops include the component mounting hole position and tolerance inspection workshop, the body surface and arc deviation inspection workshop, the weld point distribution and strength inspection workshop, the weld continuity and sealing inspection workshop, the body surface flatness inspection workshop, the seal mounting groove size inspection workshop, and the wire harness and pipeline mounting hole position inspection workshop. Step 3: When testing in different testing workshops, the end of the trigger block (19) can be pushed into the second meshing tooth (18) by starting the electric push rod (28), so that the end block (27) is engaged with the third slot (17). At this time, the second pulley (39) is driven to rotate by the first bevel gear (34) on the right, and the third pulley (43) is driven to rotate by the second transmission belt (44), so that the testing platform (45) carrying the body-in-white to be tested rotates in different testing workshops, thereby testing each area of ​​the body-in-white.

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