CN220809621U - Electric motor car installation positioner - Google Patents
Electric motor car installation positioner Download PDFInfo
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- CN220809621U CN220809621U CN202322810454.2U CN202322810454U CN220809621U CN 220809621 U CN220809621 U CN 220809621U CN 202322810454 U CN202322810454 U CN 202322810454U CN 220809621 U CN220809621 U CN 220809621U
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- 238000009434 installation Methods 0.000 title abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 43
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of electric vehicle body installation, and discloses an electric vehicle installation positioning device, which solves the problem that the height of a side wall plate of a vehicle body cannot be adjusted after the side wall plate is fixed in the prior art; the device specifically comprises a movable bracket, wherein the bottom of the movable bracket is connected with a guide rail in a sliding manner; one side of the movable support, which is close to the end part of the guide rail, is provided with at least one fixing clamp for clamping the side coaming of the vehicle body, and the fixing clamp is connected with the movable support through a supporting piece; the fixed clamp comprises two rollers; a fixed shaft and a movable shaft are arranged in the two rollers in a penetrating way; the fixed shaft penetrates through the side wall of the driving box and is rotationally connected with the side wall; the side wall is provided with a strip-shaped hole, and the movable shaft passes through the strip-shaped hole; the movable shaft penetrates through the end part of the strip-shaped hole and is rotationally connected with a rack, and the movable shaft is in transmission connection with the second motor through the rack. The utility model provides a fixing clamp of a positioning device, which is provided with two rollers, wherein the rollers are used for clamping a side coaming of a vehicle body, and the two rollers are rotated after clamping to realize the up-and-down lifting of the side coaming of the vehicle body.
Description
Technical Field
The utility model relates to the technical field of electric vehicle body installation, in particular to an electric vehicle installation positioning device.
Background
In the production and manufacturing process of the electric vehicle, the vehicle body is usually manufactured firstly, and then the components such as the interior and exterior trim, the electronic and electrical system, the chassis system, the power system and the like are added to form the complete electric vehicle. In the process of manufacturing the vehicle body, the side coamings on the left side and the right side of the vehicle body are welded with the lower vehicle body, and the side coamings of the vehicle body are fixed at a proper position capable of being welded with the lower vehicle body during welding and then are welded. In the prior art, a car body side wall board is generally lifted by an auxiliary lifting appliance, a worker manually pushes the side wall board to a specified welding position beside a welding line, a hammer is used for knocking a buckle to finish the pre-installation procedure of the car body side wall board, and welding work is performed after the pre-installation is finished; in the operation mode, the hanging tool is used for moving the side coaming of the vehicle body, the side coaming of the vehicle body is bound on the crane in each installation, and when the side coaming of the vehicle body is hung close to the lower vehicle body by using hanging equipment, the lower edge of the side coaming of the vehicle body cannot be attached to the lower vehicle body, and the side coaming of the vehicle body must be manually adjusted to ensure that the preassembled positions of the side coamings of the vehicle body are consistent; this working method complex operation, work load is big, needs more manpower, and the workman also has the potential safety hazard at the other operation of welding line.
In order to solve the problems, the invention patent with publication number CN107984146A provides a novel pre-assembled clamping device for a vehicle body, which is used for clamping a side wall plate of the vehicle body; when the device is used, the vehicle body can move left and right through the movable support, and the vehicle body can be pushed to move up and down through the preset component so as to enable the position of the device to be consistent with the preset position; when the device is used for fixing the side coaming of the vehicle body, the height of the side coaming of the vehicle body needs to be adjusted through a preset assembly, the side coaming of the vehicle body is fixed through the telescopic claw, and if the height of the side coaming of the vehicle body needs to be adjusted again after the side coaming of the vehicle body is fixed, the telescopic claw needs to be opened again for adjustment; the process is complex in operation and can not be directly adjusted in height after the side wall board of the car body is fixed.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model provides an electric vehicle installation positioning device which is used for fixing a vehicle body side surrounding plate when an electric vehicle body is installed, and solves the problem that the height of the fixed vehicle body side surrounding plate in the prior art cannot be adjusted.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
An electric vehicle mounting and positioning device comprises a movable bracket, wherein the bottom of the movable bracket is connected with a guide rail in a sliding manner; one side of the movable support is provided with at least one fixing clamp for clamping the side coaming of the vehicle body, and the fixing clamp is connected with the movable support through a supporting piece;
The fixing clamp comprises two rollers which are arranged in parallel; the fixed shaft and the movable shaft are respectively arranged in the two rollers in a penetrating way, and a driving box is arranged on the same side of the fixed shaft and the movable shaft; the fixed shaft penetrates through the side wall of the driving box and is in rotary connection with the driving box, a first motor is arranged in the driving box, and the first motor is in transmission connection with the fixed shaft;
The side wall is provided with a bar-shaped hole, the end part of the movable shaft penetrating through the bar-shaped hole is rotationally connected with a rack, and the movable shaft is in transmission connection with the second motor through the rack;
the fixed shaft and the movable shaft are in transmission connection through a variable-pitch transmission mechanism.
In the scheme, the movable shaft and the rollers connected with the movable shaft are driven by the second motor to move in the direction away from the other rollers, the two rollers are separated from each other, then the middle column of the side coaming of the vehicle body is clamped between the two rollers, the second motor is operated reversely, so that the two rollers clamp and fix the side coaming of the vehicle body, and after the side coaming of the vehicle body is fixed, the movable support is slid along the guide rail to enable the side coaming of the vehicle body to move to a preset installation position; when the height of the side coaming of the vehicle body needs to be adjusted, a first motor is started, the first motor drives a fixed shaft and rollers connected with the fixed shaft to rotate, the fixed shaft drives a movable shaft to synchronously rotate through a variable-pitch transmission mechanism, the fixed shaft and the movable shaft synchronously rotate to drive two rollers to synchronously roll, and the two rollers drive the clamped side coaming of the vehicle body to move up and down when synchronously rolling; the device in this scheme of use location automobile body side surrounding board not only can make the automobile body side surrounding board remove along the guide rail direction, can also make the automobile body side surrounding board reciprocate, makes it be close to the pre-installation position, and need not to take off mounting fixture in the reciprocate, can directly reciprocate under the fixed state of automobile body side surrounding board.
Further, the support piece is a triangular structure support frame, the bottom edge of the triangular structure support frame is connected with the movable support, and the top end of the triangular structure support frame is connected with the outer wall of the driving box.
In this scheme, triangular structure's support piece mechanical strength is higher, supports the automobile body side wall board more stable.
Further, the support member is hingedly connected to the outer wall of the drive casing.
In this scheme, support piece and drive box outer wall hinge, when fixed automobile body side surrounding plate, can rotate the angle of mounting fixture according to actual automobile body condition, make mounting fixture can the centre gripping at the edge of automobile body side surrounding plate.
Further, the variable-pitch transmission mechanism comprises a first gear, a second gear, a third gear and a fourth gear, the first gear is in meshed transmission connection with the second gear, the second gear is in meshed transmission connection with the third gear, and the third gear is in meshed transmission connection with the fourth gear; the end parts of the first gear central shaft and the second gear central shaft are connected through a connecting piece, the end parts of the second gear central shaft and the third gear central shaft are connected through a connecting piece, and the end parts of the third gear central shaft and the fourth gear central shaft are connected through a connecting piece;
the first gear is sleeved on the fixed shaft; the fourth gear is sleeved on the movable shaft.
In the scheme, when the fixing clamp clamps the side coaming of the automobile body, the first motor drives the two rollers to change in distance, but the transmission relation between the two rollers cannot be changed, and the variable-distance transmission mechanism can ensure that the two rollers still keep the mutual transmission relation after the distance between the two rollers changes; when the variable-pitch transmission mechanism works, the first motor drives the first gear on the fixed shaft to rotate, and the first gear drives the fourth gear on the movable shaft to rotate through the second gear and the third gear in sequence, so that the mutual transmission of the fixed shaft and the movable shaft is realized; when the distance between the movable shaft and the fixed shaft becomes larger, the second gear and the third gear move to the same level as the first gear and the fourth gear; when the distance between the movable shaft and the fixed shaft is reduced, the second gear and the third gear move to the same horizontal height as the position far away from the first gear and the fourth gear, and the gears are connected through the connecting piece in the moving process, so that tooth grooves are prevented from being separated when the gears relatively move.
Further, a driving gear is arranged on an output shaft of the first motor and is in meshed transmission connection with the first gear.
Further, a driving gear is arranged on an output shaft of the second motor and is in meshed transmission connection with the rack.
In this scheme, the second motor can drive the rack through the meshing effect of gear and rack and move about, and then drive the removal axle drive about.
Further, through holes are formed in positions, corresponding to the two ends of the rack, of the driving box, the rack moves along the length direction of the rack under the driving of the second motor, and in the movement, the two ends of the rack penetrate through the through holes.
In the scheme, the through hole is formed in the driving box, so that the moving path of the rack to two sides can be prolonged, and the opening and closing distance between the two rollers is further increased.
Further, the roller is of a dumbbell-shaped structure with a thin middle and thick two ends; rubber balls are embedded on the surface of the roller.
In the scheme, the roller design with thin middle and thick two ends can more stably clamp the side coaming of the vehicle body; the rubber ball can increase friction between the roller and the vehicle body, and meanwhile, the clamping force of the buffer roller to the vehicle body can be prevented, and the vehicle body is prevented from being scratched.
The beneficial effects of the utility model are as follows:
the utility model provides a positioning device.A fixing clamp is provided with two rollers, and a side coaming of a vehicle body is clamped by the rollers so as to fix the side coaming of the vehicle body; the two fixed rollers can synchronously rotate to realize the up-and-down lifting of the side coaming of the vehicle body and the movement of the side coaming of the vehicle body to a pre-installation position; compared with the prior art that the height is adjusted and then fixed, the operation is simplified and convenient, the height adjustment can be directly performed after the side coaming of the car body is fixed, the height adjustment is not needed to be performed after the fixing is finished, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic side view of an electric vehicle mounting and positioning device;
FIG. 2 is a schematic view of an assembly structure of a mounting and positioning device and a side wall plate of a vehicle body;
FIG. 3 is a schematic cross-sectional view of a fixture;
fig. 4 is a schematic diagram of a structure of a variable-pitch transmission mechanism.
Reference numerals:
1. A movable support; 2. a guide rail; 3. a vehicle body side wall; 4. a fixing clamp; 41. a roller; 42. a fixed shaft; 43. a movable shaft; 44. a drive box; 441. a sidewall; 45. a first motor; 46. a second motor; 47. a rack; 5. a support; 6. a variable-pitch transmission mechanism; 61. a first gear; 62. a second gear; 63. a third gear; 64. a fourth gear; 65. and a connecting piece.
Detailed Description
The utility model will be further described with reference to the drawings and specific examples. The following description of the embodiments of the present utility model is provided to facilitate understanding of the present utility model by those skilled in the art, but it should be understood that the present utility model is not limited to the scope of the embodiments, and all the utility models which make use of the inventive concept are protected by the spirit and scope of the present utility model as defined and defined in the appended claims to those skilled in the art.
As shown in fig. 1-4, the present embodiment provides an electric vehicle installation positioning device, which is used for fixing a vehicle body side wall plate 3 when an electric vehicle body is installed, and after the vehicle body side wall plate 3 is fixed by the positioning device, the vehicle body side wall plate 3 can be lifted up and down by providing power by a motor, so that the problem that the height of the fixed vehicle body side wall plate 3 in the prior art cannot be adjusted is solved; the method specifically comprises the following steps:
The movable support 1, the bottom of the movable support 1 is connected with a guide rail 2 in a sliding manner, and the movable support 1 can slide along the guide rail 2; one side of the movable bracket 1 is provided with at least one fixing clamp 4 for clamping the side coaming 3 of the vehicle body, and the fixing clamp 4 is connected with the movable bracket 1 through a supporting piece 5; when the fixing clamp 4 is used for fixing the side coaming 3 of the vehicle body, the fixing can be carried out at each edge of the side coaming 3 of the vehicle body, so that the fixing clamp 4 can firmly fix the side coaming 3 of the vehicle body;
As one preferable example of the present embodiment, three fixing jigs 4 are provided on the moving bracket 1 for fixing the front pillar, the center pillar, and the rear pillar of the vehicle body side panel 3, respectively.
The fixed clamp 4 comprises two rollers 41, and the two rollers 41 are arranged in parallel; the two rollers 41 are internally provided with a fixed shaft 42 and a movable shaft 43 in a penetrating way, and the two rollers 41 rotate synchronously with the fixed shaft 42 and the movable shaft 43 respectively; the same side of the fixed shaft 42 and the movable shaft 43 is provided with a drive box 44; the fixed shaft 42 passes through a side wall 441 of the driving box 44 and is rotationally connected with the driving box 44, a first motor 45 is arranged in the driving box 44, and the first motor 45 can be arranged on the side wall 441; the first motor 45 is in transmission connection with the fixed shaft 42, the first motor 45 can drive the fixed shaft 42 to rotate, and the fixed shaft 42 rotates to drive the roller 41 to synchronously roll;
The side wall 441 is provided with a bar-shaped hole, the end part of the movable shaft 43 penetrating through the bar-shaped hole is rotationally connected with a rack 47, the movable shaft 43 is in transmission connection with a second motor 46 through the rack 47, the second motor 46 can drive the rack 47 to move back and forth, and the back and forth movement of the movable shaft 43 is equal to that of the movable shaft 43, so that the adjustment of the distance between the two rollers 41 is realized;
The fixed shaft 42 and the movable shaft 43 are in transmission connection through the variable-pitch transmission mechanism 6, and the movable shaft 43 is driven to rotate through the variable-pitch transmission mechanism 6 when the fixed shaft 42 rotates.
The support piece 5 is a triangular structure support frame, the bottom edge of the triangular structure support frame is connected with the movable support 1, and the top end of the triangular structure support frame is connected with the outer wall of the driving box 44; the triangular support 5 has higher mechanical strength and is more stable in supporting the body side panel 3.
The supporting piece 5 is hinged with the outer wall of the driving box 44; when the design is used for fixing the side coaming 3 of the vehicle body, the angle of the fixing clamp 4 can be properly rotated according to the actual condition of the vehicle body, so that the fixing clamp 4 can be clamped at the edge of the side coaming 3 of the vehicle body.
The variable-pitch transmission mechanism 6 comprises a first gear 61, a second gear 62, a third gear 63 and a fourth gear 64, wherein the first gear 61 is in meshed transmission connection with the second gear 62, the second gear 62 is in meshed transmission connection with the third gear 63, and the third gear 63 is in meshed transmission connection with the fourth gear 64; the central shaft end of the first gear 61 is connected with the central shaft end of the second gear 62 through a connecting piece 65, the central shaft end of the second gear 62 is connected with the central shaft end of the third gear 63 through a connecting piece 65, and the central shaft end of the third gear 63 is connected with the central shaft end of the fourth gear 64 through a connecting piece 65; the first gear 61 is sleeved on the fixed shaft 42; the fourth gear 64 is sleeved on the movable shaft 43;
In this embodiment, when the fixing clamp 4 clamps the side coaming 3 of the vehicle body, the distance between the two rollers 41 changes, and the variable-pitch transmission mechanism 6 realizes the effect of mutual transmission even if the distance between the two rollers 41 changes through the movement of the gear position; when the distance between the moving shaft 43 and the fixed shaft 42 becomes large, the second gear 62 and the third gear 63 move to the same level as the first gear 61 and the fourth gear 64; when the distance between the moving shaft 43 and the fixed shaft 42 becomes smaller, the second gear 62 and the third gear 63 move to the same level as the position away from the first gear 61 and the fourth gear 64, and the gears are connected by the connecting member 65 during movement, so that tooth space detachment can be prevented when the gears relatively move.
The output shaft of the first motor 45 is provided with a driving gear which is in meshed transmission connection with the first gear 61;
The output shaft of the second motor 46 is provided with a driving gear which is in meshed transmission connection with a rack 47; the second motor 46 drives the rack 47 to move left and right by the meshing action of the gear and the rack 47, and further drives the moving shaft 43 to move left and right.
Through holes are formed in positions of the driving box 44 corresponding to two ends of the rack 47, the rack 47 is driven by the second motor 46 to move along the length direction of the rack 47, and in the movement, the two ends of the rack 47 pass through the through holes; the drive box 44 is provided with a through hole to extend the path of the rack 47 moving to two sides, thereby increasing the opening and closing distance between the two rollers 41.
The roller 41 has a dumbbell-shaped structure with a thin middle and thick two ends; rubber balls are embedded on the surface of the roller 41; the roller 41 with thin middle and thick two ends is designed to clamp the side coaming 3 of the car body more stably; the rubber ball can increase friction between the roller 41 and the vehicle body, and meanwhile, the clamping force of the buffer roller 41 to the vehicle body can be prevented, and the vehicle body is prevented from being scratched.
The working principle of the embodiment is as follows:
When the vehicle body side wall plate 3 is fixed, the second motor 46 is started to drive the rack 47 and the movable shaft 43 to move, the roller 41 connected to the movable shaft 43 is far away from the other roller 41, then the center pillar of the vehicle body side wall plate 3 is clamped between the two rollers 41, and the second motor 46 is operated reversely, so that the two rollers 41 clamp and fix the vehicle body side wall plate 3.
When the vehicle body side coaming 3 is adjusted to the pre-installation position, the movable support 1 is slid along the guide rail 2 to enable the vehicle body side coaming 3 to move to the pre-installation position; the first motor 45 is started, the first motor 45 drives the fixed shaft 42 and the rollers 41 connected with the fixed shaft 42 to rotate, the fixed shaft 42 drives the movable shaft 43 to synchronously rotate through the variable-pitch transmission mechanism 6, the fixed shaft 42 and the movable shaft 43 drive the two rollers 41 to synchronously roll, and the two rollers 41 drive the clamped vehicle body side coaming 3 to move up and down when rolling, so that the height of the vehicle body side coaming 3 is adjusted.
Those of ordinary skill in the art will recognize that the embodiments herein are intended to assist the reader in understanding the principles of the utility model and should be understood that the scope of the utility model is not limited to such specific statements and embodiments. Those of ordinary skill in the art can make various other specific modifications and combinations from the teachings of the present disclosure without departing from the spirit of the utility model, and such modifications and combinations are still within the scope of the utility model.
Claims (8)
1. An electric motor car installs positioner, its characterized in that: the device comprises a movable bracket (1), wherein the bottom of the movable bracket (1) is connected with a guide rail (2) in a sliding manner; one side of the movable support (1) is provided with at least one fixing clamp (4) for clamping the side coaming (3) of the vehicle body, and the fixing clamp (4) is connected with the movable support (1) through a supporting piece (5);
The fixing clamp (4) comprises two rollers (41), and the two rollers (41) are arranged in parallel; a fixed shaft (42) and a movable shaft (43) are respectively arranged in the two rollers (41) in a penetrating way, and a driving box (44) is arranged on the same side of the fixed shaft (42) and the movable shaft (43); the fixed shaft (42) penetrates through the side wall (441) of the driving box (44) to be in rotary connection with the driving box (44), a first motor (45) is arranged in the driving box (44), and the first motor (45) is in transmission connection with the fixed shaft (42);
The side wall (441) is provided with a bar-shaped hole, the end part of the movable shaft (43) penetrating through the bar-shaped hole is rotatably connected with a rack (47), and the movable shaft (43) is in transmission connection with a second motor (46) through the rack (47);
the fixed shaft (42) and the movable shaft (43) are in transmission connection through a variable-pitch transmission mechanism (6).
2. The electric vehicle mounting location device of claim 1, wherein: the support piece (5) is a triangular structure support frame, the bottom edge of the triangular structure support frame is connected with the movable support (1), and the top end of the triangular structure support frame is connected with the outer wall of the driving box (44).
3. The electric vehicle mounting location device of claim 2, wherein: the supporting piece (5) is hinged with the outer wall of the driving box (44).
4. The electric vehicle mounting location device of claim 1, wherein: the variable-pitch transmission mechanism (6) comprises a first gear (61), a second gear (62), a third gear (63) and a fourth gear (64), wherein the first gear (61) is in meshed transmission connection with the second gear (62), the second gear (62) is in meshed transmission connection with the third gear (63), and the third gear (63) is in meshed transmission connection with the fourth gear (64); the end parts of the central shafts of the first gear (61) and the second gear (62) are connected through a connecting piece (65), the end parts of the central shafts of the second gear (62) and the third gear (63) are connected through the connecting piece (65), and the end parts of the central shafts of the third gear (63) and the fourth gear (64) are connected through the connecting piece (65);
The first gear (61) is sleeved on the fixed shaft (42); the fourth gear (64) is sleeved on the movable shaft (43).
5. The electric vehicle mounting location device of claim 4, wherein: the output shaft of the first motor (45) is provided with a driving gear, and the driving gear is in meshed transmission connection with the first gear (61).
6. The electric vehicle mounting location device of claim 1, wherein: the output shaft of the second motor (46) is provided with a driving gear, and the driving gear is in meshed transmission connection with the rack (47).
7. The electric vehicle mounting location device of claim 6, wherein: through holes are formed in positions, corresponding to two ends of the rack (47), of the driving box (44), the rack (47) moves along the length direction of the rack (47) under the driving of the second motor (46), and in the movement process, two ends of the rack (47) penetrate through the through holes.
8. The electric vehicle mounting and positioning device according to any one of claims 1 to 7, characterized in that: the roller (41) is of a dumbbell-shaped structure with a thin middle and thick two ends; rubber balls are embedded on the surface of the roller (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322810454.2U CN220809621U (en) | 2023-10-18 | 2023-10-18 | Electric motor car installation positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322810454.2U CN220809621U (en) | 2023-10-18 | 2023-10-18 | Electric motor car installation positioner |
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| Publication Number | Publication Date |
|---|---|
| CN220809621U true CN220809621U (en) | 2024-04-19 |
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ID=90713260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322810454.2U Active CN220809621U (en) | 2023-10-18 | 2023-10-18 | Electric motor car installation positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220809621U (en) |
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2023
- 2023-10-18 CN CN202322810454.2U patent/CN220809621U/en active Active
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