CN218121411U - Line drawing device for automobile - Google Patents
Line drawing device for automobile Download PDFInfo
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- CN218121411U CN218121411U CN202222587829.9U CN202222587829U CN218121411U CN 218121411 U CN218121411 U CN 218121411U CN 202222587829 U CN202222587829 U CN 202222587829U CN 218121411 U CN218121411 U CN 218121411U
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Abstract
The invention provides an automobile line drawing device, which belongs to the technical field of automobile manufacturing and comprises an adjusting base and a measuring device, wherein the adjusting base comprises a lifting table, the top of the lifting table is provided with an air cylinder, and the top of the air cylinder is connected with the measuring device; the measuring device comprises an ejector rod and a winding device, the winding device comprises a winding frame, a guide roller and a winding roller are sequentially arranged on the winding frame from left to right, a belt ruler is connected to a frame on the outermost side of the winding frame in the transverse axis direction, and the belt ruler is attached to the upper portion of the winding roller and the lower portion of the guide roller; one end of the wind-up roll is connected with the output end of the rotating motor; one end of the belt ruler, which is far away from the winding device, is wound on the outer side of a discharging roller arranged on the lifting platform, and one side of the discharging roller is connected with an extrusion roller through an elastic device; the belt ruler can be attached to the arc-shaped surface of the automobile front cover, so that people can conveniently mark the impact position by drawing a line and fixing a point on the automobile front cover through the belt ruler.
Description
Technical Field
The invention relates to the technical field of automobile manufacturing, in particular to an automobile line drawing device.
Background
The automobile is a non-rail-bearing vehicle which is driven by power and provided with four or more wheels, and is mainly used for: carrying personnel and/or goods, towing vehicles carrying the personnel and/or the goods, and carrying out pedestrian protection test on the automobile after the manufacture is finished, wherein the process of marking a fixed point on the front cover of the automobile is used for calibrating the impact position;
when the existing automobile line drawing device draws a line on an automobile front cover, a ruler is generally erected at the top of a sliding support for measurement, however, the structure of the front cover is mostly an arc-shaped structure, the ruler is difficult to be attached to the arc-shaped surface of the front cover, and the angle of the ruler needs to be continuously adjusted, so that the line drawing efficiency of the automobile front cover is low.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide an automobile line drawing device, which can enable a whole belt ruler to be attached to an arc-shaped surface of an automobile front cover, is convenient for people to draw a line and fix a fixed point on the automobile front cover by using the belt ruler to calibrate an impact position, and solves the problem of low line drawing efficiency caused by the fact that an angle is required to be continuously adjusted when a straight ruler is used for drawing a line on the automobile front cover in the prior art.
The technical scheme is as follows: the invention provides an automobile line drawing device which comprises an adjusting base and a measuring device, wherein the adjusting base comprises a lifting table, the top of the lifting table is provided with an air cylinder, and the top of the air cylinder is connected with the measuring device;
the measuring device comprises an ejector rod connected with the top of the air cylinder, a winding device used for winding the belt ruler is arranged at one end, away from the air cylinder, of the ejector rod, the winding device comprises a winding frame connected with the ejector rod, a guide roller and a winding roller are sequentially arranged from left to right in the transverse axis direction of the winding frame, the belt ruler is connected to the frame on the outermost side of the winding frame in the transverse axis direction, and the belt ruler is attached to the upper portion of the winding roller and the lower portion of the guide roller; one end of the wind-up roll is connected with the output end of the rotating motor; one end of the belt ruler, which is far away from the winding device, is wound outside the discharging roller arranged on the lifting platform, and one side of the discharging roller is connected with the extrusion roller through an elastic device.
During the use, through lifting the squeeze roll, outwards pulling the belt chi makes it leave sufficient length and goes to measure the arcwall face of car protecgulum, later loosens the squeeze roll, utilizes resilient means to drive the squeeze roll and resets and press from both sides the one end of belt chi tight again, and rotating electrical machines among the winding mechanism drives the wind-up roll and rotates in the winding frame is inside, makes it automatic to carry out the rolling to the belt chi, and the guide roll can extrude the one end of belt chi downwards simultaneously and laminate with the top of car protecgulum arcwall face.
Furthermore, the elastic device comprises a spring connected with the shell of the discharging roller, and the connecting part at the other end of the spring is connected with the rotating frame of the squeezing roller; the squeeze roller is loosened, and the spring is utilized to drive the squeeze roller to reset and then clamp one end of the belt ruler.
Furthermore, the detachable hoop capable of moving up and down is sleeved on the outer side wall of the air cylinder, and the hoop is connected with a tensioning wheel for clamping the belt ruler at the front end of the arc-shaped surface of the front cover of the automobile through a tensioning arm.
After the belt ruler is rolled and tensioned, the bolt with the opening of the clamp is unscrewed, the clamp does not clamp the outer wall of the bottom end of the air cylinder any more, and at the moment, the clamp can be driven to slide up and down, so that the clamp drives the tensioning arm to move to the front end of the arc face of the automobile front cover, the belt ruler is clamped at the front end of the arc face by the tensioning arm, and the belt ruler is more firmly attached to the arc face of the automobile front cover
Furthermore, a limiting rod is arranged inside the tensioning arm, an inner rod is arranged in the limiting rod in a sliding mode, the inner rod is connected with the outer wall of the tensioning arm through a rotating sleeve, and one end, far away from the tensioning arm, of the inner rod is connected with the tensioning wheel. The length and the position of the tension wheel are adjusted through the inner rod.
Furthermore, the inside of the ejector rod is provided with an extension device, so that the length of the ejector rod can be flexibly adjusted
Further, extension device includes the extension rod at the inside slidable mounting of ejector pin, and the one end that the cylinder was kept away from to the extension rod is connected with the rolling frame, is provided with the cam on the coincidence position of ejector pin and extension rod, and the bulge of cam sets up with the bottom laminating of extension rod, still is provided with the handle on the cam, and when rotating handle, the bulge upwards or downstream to press from both sides tightly or loosen the extension rod.
When the length of ejector pin was not enough to drive the wind-up frame and removed the top of car protecgulum arcwall face, drive the inside cam rotation of ejector pin through the handle, make the cam no longer compress tightly the inside extension rod of ejector pin, at this moment can pull the outside removal of the outside ejector pin of extension rod, utilize the extension rod extension ejector pin length, make the wind-up frame laminate with the top of car protecgulum arcwall face, later rotate the inside cam of ejector pin through the handle once more, make the cam press from both sides the extension rod tight again, with the position locking of extension rod.
Furthermore, a sliding table capable of sliding at the top of the lifting table is installed between the lifting table and the air cylinder, and the sliding table drives the air cylinder to reciprocate in the horizontal direction.
Has the beneficial effects that: compared with the prior art, the invention has the advantages that: (1) According to the invention, the extrusion roller and the guide roller are designed to work in a cooperative manner, the extrusion roller is lifted, the belt ruler is pulled outwards to enable the belt ruler to have enough length to measure the arc surface of the front cover of the automobile, then the extrusion roller is loosened, the spring is used for driving the extrusion roller to reset and clamping one end of the belt ruler, the rotating motor in the winding mechanism drives the winding roller to rotate in the winding frame, so that the belt ruler is automatically wound, meanwhile, the guide roller can downwards extrude one end of the belt ruler to be attached to the top of the arc surface of the front cover of the automobile, so that the whole belt ruler is attached to the arc surface of the front cover of the automobile, people can conveniently use the belt ruler to draw lines and fix points on the front cover of the automobile to calibrate the impact position, and the problem that the line drawing efficiency is slow because the angle of the straight ruler needs to be continuously adjusted when the front cover of the automobile is used in the prior art is solved;
(2) The belt ruler is designed with the hoop, after the belt ruler is wound and tensioned, the hoop does not clamp the outer wall of the bottom end of the air cylinder any more, the hoop is driven to slide up and down, so that the hoop drives the tensioning arm to move to the front end of the arc-shaped surface of the automobile front cover, the belt ruler is clamped at the front end of the arc-shaped surface by the tensioning arm, and the belt ruler is attached to the arc-shaped surface of the automobile front cover more firmly;
(3) The automobile front cover extension device is designed, the extension rod is used for extending the length of the ejector rod, the winding frame is attached to the top of the arc-shaped surface of the automobile front cover, and then the cam in the ejector rod is rotated through the handle again, so that the extension rod is clamped again by the cam, and the position of the extension rod is locked;
(4) The belt ruler is provided with the sliding table, the sliding table drives the air cylinder to reciprocate in the horizontal direction, so that the belt ruler can be driven to slide on the automobile front cover, and people can conveniently draw lines and fix points in multiple areas on the arc-shaped surface of the automobile front cover.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the lift table of the present invention;
FIG. 3 is a schematic structural view of a winding frame in the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is a partial enlarged view of FIG. 1 at B;
fig. 6 is a schematic view of the tensioner arm of the present invention.
Wherein: 1. a cylinder; 2. a lifting platform; 3. a top rod; 4. a winding frame; 5. a discharge roller; 6. a belt ruler; 7. a wind-up roll; 8. a rotating electric machine; 9. a guide roller; 10. a squeeze roll; 11. a spring; 12. clamping a hoop; 13. a tensioning arm; 14. an inner rod; 15. a tension pulley; 16. an external thread; 17. a limiting rod; 18. an extension rod; 19. a cam; 20. a handle; 21. a sliding table; 22. a drive motor; 23. a guide bar; 24. a screw rod; 25. the sleeve is rotated.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
The invention discloses an automobile line drawing device as shown in figure 1, which comprises an adjusting base and a measuring device, wherein the adjusting base comprises a lifting table 2, an air cylinder 1 is arranged at the top of the lifting table 2, and the measuring device is connected to the top of the air cylinder 1.
The measuring device comprises a top rod 3 connected with the top of the cylinder 1, one end, far away from the cylinder 1, of the top rod 3 is provided with a winding device for winding the belt ruler 6, as shown in fig. 3, the winding device comprises a winding frame 4 connected with the top rod 3, a guide roller 9 and a winding roller 7 are sequentially arranged from left to right in the transverse axis direction of the winding frame 4, the belt ruler 6 is connected to a frame on the outermost side of the winding frame 4 in the transverse axis direction, and the belt ruler 6 is attached to the upper portion of the winding roller 7 and the lower portion of the guide roller 9; one end of the winding roller 7 is connected with the output end of the rotating motor 8; one end of the belt ruler 6 far away from the winding device is wound outside the discharging roller 5 arranged on the lifting platform 2, and one side of the discharging roller 5 is connected with the extrusion roller 10 through an elastic device. Cup jointed detachable clamp 12 that can reciprocate on cylinder 1's the lateral wall, the inside of clamp 12 is equipped with the arc chute that matches with cylinder 1, one side of clamp 12 is equipped with the opening, two open-ended joints can dismantle the connection through the bolt, the outside of clamp 12 is equipped with straining arm 13, after 6 rolling tensionings of belt chi, unscrew clamp 12 open-ended bolt, make clamp 12 no longer press from both sides the outer wall of cylinder 1 bottom, at this moment can drive clamp 12 and slide from top to bottom, thereby make clamp 12 drive straining arm 13 remove the front end of car protecgulum arcwall face, utilize straining arm 13 to press from both sides belt chi 6 in the front end position department of arcwall face tightly, make belt chi 6 and the laminating of car protecgulum arcwall face more firm.
As shown in fig. 2, a sliding table 21 is slidably mounted on the top of the lifting table 2, the bottom end of the cylinder 1 is connected with the sliding table 21, a lead screw 24 is rotatably mounted on one side of the top of the lifting table 2, a driving motor 22 is further mounted on the top of the lifting table 2, one end of the lead screw 24 is connected with the output end of the driving motor 22, a guide rod 23 is arranged on the other side of the top of the lifting table 2, the lead screw 24 penetrates through one side inside the sliding table 21 and is in threaded connection with the inside of the sliding table 21, the guide rod 23 penetrates through the other side inside the sliding table 21, the driving motor 22 drives the lead screw 24 to rotate inside the lifting table 2, because the lead screw 24 is in threaded connection with the inside of the sliding table 21, and the sliding table 21 is limited by the guide rod 23, the driving motor 22 can drive the sliding table 21 to horizontally reciprocate inside the lifting table 2 when rotating forward and backward, so that the belt ruler 6 can be driven to slide on the front cover of the automobile, which people can conveniently perform multi-zone line drawing and point on the front cover arc-shaped surface of the automobile.
As shown in fig. 4, the elastic means includes a spring 11 connected to the outer shell of the discharging roller 5, and the other end connecting portion of the spring 11 is connected to the rotating frame of the pressing roller 10.
Drive wind-up roll 7 through rotating electrical machines 8 and rotate in the inside one side of wind-up frame 4, make pivoted wind-up roll 7 automatic to the belt chi 6 rolling, the in-process that the belt chi 6 removed to wind-up roll 7 simultaneously can pass from the bottom of guide roll 9, and the top laminating of the one end that guide roll 9 can extrude belt chi 6 downwards and car protecgulum arcwall face.
As shown in fig. 5, an extension rod 18 is slidably mounted inside the ejector rod 3, one end of the extension rod 18 is connected with the winding frame 4, a cam 19 is rotatably mounted at the bottom of one end of the ejector rod 3, a handle 20 is arranged outside the cam 19, one end of the cam 19 is attached to the bottom of the extension rod 18, when the length of the ejector rod 3 is not enough to drive the winding frame 4 to move to the top of the arc surface of the front cover of the automobile, the cam 19 inside the ejector rod 3 is driven to rotate through the handle 20, the cam 19 does not compress the extension rod 18 inside the ejector rod 3, at this time, the extension rod 18 can be pulled to move to the outside of the outer ejector rod 3, the extension rod 18 is used to extend the length of the ejector rod 3, the winding frame 4 is attached to the top of the arc surface of the front cover of the automobile, and then the cam 19 inside the ejector rod 3 is rotated through the handle 20 again, so that the cam 19 clamps the extension rod 18 again, and locks the position of the extension rod 18.
As shown in fig. 6, an inner rod 14 is slidably mounted inside the tensioning arm 13 through a limiting rod 17, a rotating sleeve 25 is rotatably mounted at one end of the tensioning arm 13, one end of the inner rod 14 is in threaded connection with the rotating sleeve 25 through an external thread 16, a tensioning wheel 15 is rotatably mounted at the other end of the inner rod 14, the rotating sleeve 25 at one end of the tensioning arm 13 is rotated, the rotating sleeve 25 is in threaded connection with one end of the inner rod 14, and the inner rod 14 is limited inside the tensioning arm 13 through the limiting rod 17, so that the rotating sleeve 25 is rotated to drive the inner rod 14 to horizontally reciprocate inside the tensioning arm 13, the inner rod 14 can be driven to move towards the belt ruler 6 when the rotating sleeve 25 is rotated forward, the tensioning wheel 15 at one end of the inner rod 14 clamps the position of the belt ruler 6 at the front end of the arc surface of the automobile front cover, and the belt ruler 6 is prevented from shaking at the front end of the arc surface of the automobile front cover.
When the belt ruler device works, the belt ruler device moves to the front end of an automobile, then the lifting platform 2 is started to enable the top surface of the lifting platform to be flush with the top surface of the measuring platform, then the air cylinder 1 drives the ejector rod 3 to descend, the winding frame 4 at one end of the ejector rod 3 is located at the top of the arc surface of the front cover of the automobile, then the extruding roller 10 is lifted, the belt ruler 6 is pulled outwards to enable the belt ruler 6 to be left with enough length to measure the arc surface of the front cover of the automobile, then the extruding roller 10 is loosened, the extruding roller 10 is driven by the spring 11 to reset, then one end of the belt ruler 6 is clamped, preparation is made for the work of the winding mechanism, the rotating motor 8 in the winding mechanism drives the winding roller 7 to rotate inside the winding frame 4, the belt ruler 6 is automatically wound, meanwhile, the guide roller 9 can downwards extrude one end of the belt ruler 6 to be attached to the top of the arc surface of the front cover of the automobile, and therefore people can conveniently mark a fixed point on the front cover of the automobile by the belt ruler 6 to calibrate an impact position.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides an automobile line drawing device, is including adjusting base and measuring device, its characterized in that: the adjusting base comprises a lifting platform (2), an air cylinder (1) is arranged at the top of the lifting platform (2), and a measuring device is connected to the top of the air cylinder (1);
the measuring device comprises an ejector rod (3) connected with the top of an air cylinder (1), one end, far away from the air cylinder (1), of the ejector rod (3) is provided with a winding device used for winding a belt ruler (6), the winding device comprises a winding frame (4) connected with the ejector rod (3), a guide roller (9) and a winding roller (7) are sequentially arranged from left to right in the transverse axis direction of the winding frame (4), the belt ruler (6) is connected to a frame on the outermost side of the winding frame (4) in the transverse axis direction, and the belt ruler (6) is attached to the upper portion of the winding roller (7) and the lower portion of the guide roller (9); one end of the winding roller (7) is connected with the output end of the rotating motor (8); one end of the belt ruler (6) far away from the winding device is wound outside the discharging roller (5) arranged on the lifting platform (2), and one side of the discharging roller (5) is connected with the extrusion roller (10) through an elastic device.
2. The line striping apparatus of claim 1, wherein: the elastic device comprises a spring (11) connected with the shell of the discharging roller (5), and the other end connecting part of the spring (11) is connected with the rotating frame of the squeezing roller (10).
3. An automotive line striping apparatus as claimed in claim 1, wherein: the detachable hoop (12) capable of moving up and down is sleeved on the outer side wall of the air cylinder (1), and the hoop (12) is connected with a tensioning wheel (15) for clamping the belt ruler (6) at the front end of the arc-shaped surface of the front cover of the automobile through a tensioning arm (13).
4. A line striping apparatus for an automobile as claimed in claim 3, wherein: the inside of tensioning arm (13) is provided with gag lever post (17), slidable mounting has interior pole (14) in gag lever post (17), interior pole (14) are connected through rotating sleeve (25) with the outer wall of tensioning arm (13), the one end that tensioning arm (13) was kept away from in interior pole (14) is connected with take-up pulley (15).
5. The line striping apparatus of claim 1, wherein: an extension device is arranged in the ejector rod (3).
6. An automotive line striping apparatus as claimed in claim 5, wherein: the extension device includes extension rod (18) at ejector pin (3) inside slidable mounting, the one end that cylinder (1) was kept away from in extension rod (18) is connected with rolling frame (4), be provided with cam (19) on the coincidence position of ejector pin (3) and extension rod (18), the bulge of cam (19) sets up with the bottom laminating of extension rod (18), still be provided with handle (20) on cam (19), when turning handle (20), bulge makes progress or downstream to press from both sides tightly or loosen the extension rod.
7. The line striping apparatus of claim 1, wherein: a sliding table (21) capable of sliding at the top of the lifting table is installed between the lifting table (2) and the cylinder (1), and the sliding table (21) drives the cylinder (1) to reciprocate in the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222587829.9U CN218121411U (en) | 2022-09-29 | 2022-09-29 | Line drawing device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222587829.9U CN218121411U (en) | 2022-09-29 | 2022-09-29 | Line drawing device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218121411U true CN218121411U (en) | 2022-12-23 |
Family
ID=84496054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222587829.9U Active CN218121411U (en) | 2022-09-29 | 2022-09-29 | Line drawing device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218121411U (en) |
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2022
- 2022-09-29 CN CN202222587829.9U patent/CN218121411U/en active Active
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