CN113200106A - Step preassembling structure and step mounting method - Google Patents
Step preassembling structure and step mounting method Download PDFInfo
- Publication number
- CN113200106A CN113200106A CN202110652171.2A CN202110652171A CN113200106A CN 113200106 A CN113200106 A CN 113200106A CN 202110652171 A CN202110652171 A CN 202110652171A CN 113200106 A CN113200106 A CN 113200106A
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- China
- Prior art keywords
- support
- buckle
- hole
- stepping
- installation
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/16—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being exterior fittings, e.g. bumpers, lights, wipers, exhausts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R3/00—Arrangements of steps or ladders facilitating access to or on the vehicle, e.g. running-boards
- B60R3/002—Running boards
Abstract
The invention discloses a step preassembling structure and a step mounting method. The lower surface of marking time is equipped with three pre-installation hole, all sets up a buckle in every pre-installation hole, and the buckle is connected support and marking time. The support has the Z shape structure, is equipped with the automobile body mounting hole on one of them horizontal limit of support, and the automobile body mounting hole passes through bolted connection with the automobile body, is equipped with the mounting hole of marking time on another horizontal limit of support, and the mounting hole of marking time passes through bolted connection with marking time, and the tip that is close to the mounting hole of marking time on the support is equipped with the opening, and the opening part is equipped with the draw-in groove, and the buckle passes through in the opening can get into the draw-in groove. Compared with the traditional mode that the support and the step are assembled in advance by adopting the preassembly station and then assembled with the vehicle body, the invention does not need the preassembly station, saves the cost, positions the assembly size between the step and the vehicle body in advance and can solve the problem that the vehicle body and the support are not matched in the traditional mode.
Description
Technical Field
The invention relates to the technical field of vehicle body assembly, in particular to a step preassembling structure and a step mounting method.
Background
For automobiles with higher chassis such as SUV, pickup and the like, the pedaling steps can be assembled for facilitating passengers to get on or off the automobile. The step has no assembly relation with other peripheral parts, but has a matching relation, and if the step is not installed in place, the step is not matched with the peripheral parts, so that the appearance problem is caused.
The pedaling step is fixed on a metal plate of the vehicle body through three supports, and due to the fact that the precision of the metal plate is poor, the size of a related mounting hole is large, related positioning cannot be conducted, the step and the supports can only be pre-installed in advance through a tool, and then the assembly is installed on the vehicle body. The mode needs to arrange a preassembly station, so that the assembly time is increased, and the cost is higher; in addition, because the support and the step are already assembled, when the support and the step are assembled with a vehicle body, the step cannot be adjusted due to the size problem, and subsequent adjustment cannot be realized.
Therefore, how to provide a device and a method for quickly installing steps without pre-installing stations becomes a technical problem to be solved urgently in the field.
Disclosure of Invention
The invention aims to provide a new technical scheme of a device and a method for quickly installing steps without a preassembly station.
According to a first aspect of the invention, a stepping preassembly structure is provided, which comprises a stepping, a bracket and a buckle;
the lower surface of the step is provided with three pre-installation holes, each pre-installation hole is internally provided with a buckle, and the bracket and the step are connected through the buckles;
the support has the Z shape structure, be equipped with the automobile body mounting hole on one of them violently limit of support, the automobile body mounting hole passes through bolted connection with the automobile body, be equipped with the mounting hole of marking time on another violently limit of support, mark time the mounting hole with mark time and pass through bolted connection, just be close to on the support the tip of the mounting hole of marking time is equipped with the opening, the opening part is equipped with the draw-in groove, the buckle passes through the opening can get into in the draw-in groove.
Optionally, according to the step preassembling structure provided by the invention, the buckle comprises a fixing section and a clamping section, the fixing section and the clamping section are integrally formed by an elastic material, the fixing section is installed in the preassembling hole, and the clamping section is matched with the clamping groove.
Optionally, according to the step preassembling structure of the present invention, the fixing section has a barbell-shaped structure, a limiting plate is disposed along one side surface in a height direction of the fixing section, and the engaging section is disposed on the limiting plate.
Optionally, according to the step preassembling structure of the present invention, the preassembling hole has a kidney-shaped hole structure, and a length direction of the preassembling hole is consistent with a length direction of the fixing section.
Optionally, according to the step preassembling structure provided by the invention, an embedded block of an isosceles terrace structure is arranged on the other side surface of the fixed section, which is far away from the limiting plate, and two waist surfaces of the embedded block and the length direction of the fixed section are in the same direction, and the end surface of the embedded block, which is far away from the fixed section, is a bottom surface with a smaller area;
the embedded block is provided with fixing blocks on the other two side faces adjacent to the waist face, and the fixing blocks extend towards the limiting plate and incline outwards.
Optionally, according to the step preassembling structure provided by the invention, the clamping section has a cross structure, and an anti-drop block is further arranged at one end of the clamping section, which is far away from the limiting plate.
Optionally, according to the step preassembly structure of the present invention, the width of the opening gradually increases toward a direction away from the card slot, and the diameter of the card slot is greater than the minimum width of the opening.
Optionally, according to the step preassembling structure provided by the invention, the number of the vehicle body mounting holes is two, and the two vehicle body mounting holes are arranged in a row along the length direction of the bracket.
Optionally, according to the step preassembling structure provided by the invention, the step mounting holes have a waist-shaped hole structure, and the two step mounting holes are arranged in a row along the length direction of the bracket and are both located on the same side of the clamping groove.
According to a second aspect of the present invention, there is provided a method of pre-installing steps of a step using the structure of any embodiment of the present invention and comprising the steps of:
the first step is as follows: tightening the vehicle body mounting holes in sequence, and fixing the three supports on the vehicle body;
the second step is that: embedding the buckle into the preassembly hole of the step, and enabling the buckle to enter the clamping groove through the opening, so as to realize preassembly of the step and the bracket;
the third step: after the support is positioned on the support through the buckle, according to the position of the step mounting hole on the support, a punching process of the step is realized;
the fourth step: the step and the bracket are installed.
The invention discloses a step preassembling structure which can omit the step preassembling station process in the automobile assembling process, and can realize the prepositioning of a support and steps by adding a buckle on the connection relation of the steps and the support, and can finish other installation processes of the steps and an automobile body after punching step installation holes to be installed on the support and corresponding installation holes on the steps according to the prepositioning.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic view of a step pre-assembly structure disclosed in the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a schematic structural view of the disclosed stent;
FIG. 4 is a schematic structural view of the disclosed buckle;
FIG. 5 is a schematic view of the assembly of the stand and the step according to another embodiment of the present invention;
FIG. 6 is an exploded view of FIG. 5;
FIG. 7 is a partial schematic view of the stand-off and step of FIG. 5 according to the present invention;
FIG. 8 is a partial schematic view of the frame and step of FIG. 5 according to the present invention;
FIG. 9 is a schematic view of the assembly of the buckle and the step disclosed in the present invention.
Description of reference numerals: 1-stepping; 11-pre-loading holes; 2-a scaffold; 21-bolt; 22-step mounting holes; 23-opening; 24-a card slot; 3-buckling; 31-a fixed segment; 32-a snap-fit section; 33-a limiting plate; 34-an embedded block; 35-an anti-drop block; and 36-fixing block.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Referring to fig. 1 to 4, the invention provides a step pre-assembly structure, which comprises a step 1, a bracket 2 and a buckle 3. The lower surface of marking time 1 is equipped with three pre-installation hole 11, all sets up a buckle 3 in every pre-installation hole 11, and buckle 3 couples together support 2 with marking time 1. When setting up, realize marking time 1 and support 2's prepositioning through buckle 3, beat the mounting hole respectively on marking time 1 and support 2 in advance according to the prepositioning, be convenient for assemble final assembly in the assembling process.
In the specific implementation process, the mechanism of the buckle 3 can be various, for example, a screw rod, an elastic member fixed on the screw rod is matched with the slot 24 on the bracket 2, so that the pre-positioning effect of the bracket 2 and the step 1 can be achieved, as long as the following two points can be satisfied: firstly with support 2 between through opening 23 sliding fit, with the structure homoenergetic that can fixed connection between 1 of marking time can use. As shown in fig. 4, as a preferred embodiment, the buckle 3 disclosed in the present invention includes a fixing section 31 and a fastening section 32, the fixing section 31 and the fastening section 32 are integrally formed by an elastic material, the fixing section 31 is installed in the pre-installation hole 11, and the fastening section 32 is matched with the locking groove 24.
Further, the fixing segment 31 has a barbell-shaped structure, and a stopper plate 33 is provided along one side surface in the height direction thereof, and the engaging segment 32 is provided on the stopper plate 33. In implementation, the limiting plate 33 is used for separating the fixing section 31 from the engaging section 32, so as to prevent the engaging section 32 from entering the step 1 when the fixing section 31 and the step 1 are fixedly installed; in addition, the fixing section 31 in the invention is barbell-shaped, and the pre-installation hole 11 on the step 1, which is matched with the fixing section 31, should be a rectangular column, so that when the buckle 3 is matched with the step 1, the buckle 3 can only be taken out of the step 1, but cannot rotate, and the stable connection between the fixing section 31 and the buckle 3 is ensured.
Further, the pre-installation hole 11 has a kidney-shaped hole structure, and the length direction of the pre-installation hole 11 is consistent with the length direction of the fixing section 31. The waist-shaped hole is similar to the rectangular hole in structure, but the two sides of the waist-shaped hole are semicircular, and the matching relationship between the whole waist-shaped hole and the fixed section 31 is tighter.
Furthermore, the other side surface of the fixed section 31, which is far away from the limit plate 33, is provided with an embedded block 34 in an isosceles trapezoid structure, and two waist surfaces of the embedded block 34 and the length direction of the fixed section 31 are in the same direction, and the end surface of the fixed section 31, which is far away from the fixed section 31, is a bottom surface with a smaller area; the other two side surfaces of the embedded block 34 adjacent to the waist surface are respectively provided with a fixed block 36, and the fixed blocks 36 extend towards the direction of the limiting plate 33 and are inclined outwards. In practice, the size of the whole of the insertion block 34 is smaller than that of the fixing section 31, which means that the size of the insertion block 34 is smaller than that of the pre-installation hole 11, and the fixing section 31 can be more quickly and better clamped into the pre-installation hole 11 by the insertion block 34. The fixing block 36 is configured to make the connection between the fixing section 31 and the pre-installation hole 11 tighter, so as to prevent the fixing section 31 from falling off from the pre-installation hole 11. As shown in fig. 9, the fixing block 36 is of an inclined design, and its widest part should be larger than the width of the pre-installation hole 11, so as to ensure that the fixing block 36 can abut against the lower surface of the pre-installation hole 11 of the step 1 after the fixing block 36 passes through the pre-installation hole 11; and because the fixing section 31 in the present invention is barbell-shaped, when the fixing block 36 is pressed by the pre-installation hole 11, enough space is left on the fixing section 31 for the fixing block 36 to be pressed toward the middle lever of the fixing section 31.
Still further, the clamping section 32 has a cross structure, and an anti-falling block 35 is further disposed at an end of the clamping section 32 away from the limiting plate 33. The cross-shaped structure clamping section 32 is enough to match with the circular clamping groove 24, so that compared with a circular column structure, the material is saved, and the anti-falling block 35 prevents the support 2 from falling off when being positioned with the pedal 1.
Still further, the width of the opening 23 gradually increases toward a direction away from the card slot 24, and the diameter of the card slot 24 is larger than the minimum width of the opening 23. In order to improve the stability between the catching groove 24 and the catching section 32, the minimum width of the opening 23 should be smaller than the diameter of the catching groove 24, and the maximum width of the clip 3 should be larger than the diameter of the catching groove 24, so as to facilitate the faster alignment and installation between the clip 3 and the bracket 2.
Further, the number of the vehicle body mounting holes is two, and the two vehicle body mounting holes are arranged in a row along the length direction of the bracket 2. Two points determine a line, and two vehicle body mounting holes are enough to ensure the assembling stability between the vehicle body and the bracket 2.
Further, as shown in fig. 7 and 8, according to another embodiment of the present invention, the step installation holes 22 have a kidney-shaped hole structure and are two in number, and the two step installation holes 22 are arranged in a row along the length direction of the bracket 2 and are both located on the same side of the slot 24. The installation hole 22 of marking time of two waist type hole designs makes the assembly between support 2 and the mark time 1 to have certain mobility in X to a certain extent, can absorb automobile body panel beating tolerance, can guarantee in time to have assembly error between automobile body and the support 2, also can normally be connected between 1 and the support 2 of marking time.
According to a second aspect of the present invention, there is also provided a step installation method using the step pre-installation structure of any embodiment of the present invention and including the steps of:
the first step is as follows: and sequentially tightening the bolts 21 on the mounting holes of the vehicle body to fix the three brackets 2 on the vehicle body. The assembly relationship between the vehicle body and the bracket 2 is determined, and the step 1 can be better installed only by meeting the requirements of the vehicle body.
The second step is that: as shown in fig. 5 and fig. 6, the buckle 3 is inserted into the pre-installation hole 11 of the step 1, and the buckle 3 enters the slot 24 through the opening 23, specifically, the fixing section 31 of the buckle 3 is matched with the pre-installation hole 11 on the step 1, and then the engaging section 32 of the buckle 3 is pushed into the slot 24 of the bracket 2, so as to pre-install the step 1 and the bracket 2.
The third step: after the buckle 3 positions the bracket 2 on the bracket 2, the punching process of the step 1 is realized according to the position of the step mounting hole 22 on the bracket 2. In the invention, the step mounting hole 22 is a waist-shaped hole, so that the assembly between the bracket 2 and the step 1 has a certain movement amount in the X direction to a certain extent, the tolerance of a vehicle body metal plate can be absorbed, the vehicle body can be displaced in a subsequent process in time, and the step 1 and the bracket 2 can be normally connected.
The fourth step: after the steps 1 and the vehicle body respectively complete all the processes, in the final general assembly, firstly, the support 2 and the vehicle body are assembled, then the steps 1 and the support 2 are connected in a positioning mode through the buckles 3, and finally, the step mounting holes 22 in the support 2 are connected with the mounting holes in the steps 1, so that the steps 1 and the support 2 can be mounted.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. A step preassembling structure is characterized by comprising steps, a bracket and a buckle;
the lower surface of the step is provided with three pre-installation holes, each pre-installation hole is internally provided with a buckle, and the bracket and the step are connected through the buckles;
the support has the Z shape structure, be equipped with the automobile body mounting hole on one of them violently limit of support, the automobile body mounting hole passes through bolted connection with the automobile body, be equipped with the mounting hole of marking time on another violently limit of support, mark time the mounting hole with mark time and pass through bolted connection, just be close to on the support the tip of the mounting hole of marking time is equipped with the opening, the opening part is equipped with the draw-in groove, the buckle passes through the opening can get into in the draw-in groove.
2. The stepping pre-installation structure according to claim 1, wherein the buckle comprises a fixing section and a clamping section, the fixing section and the clamping section are integrally formed by elastic materials, the fixing section is installed in the pre-installation hole, and the clamping section is matched with the clamping groove.
3. The stepping preassembly structure according to claim 2, wherein the fixing section has a barbell-shaped structure, a limiting plate is arranged along one side surface in the height direction of the fixing section, and the clamping section is arranged on the limiting plate.
4. The stepping pre-installation structure according to claim 3, wherein the pre-installation hole has a kidney-shaped hole structure, and the length direction of the pre-installation hole is consistent with the length direction of the fixing section.
5. The stepping preassembly structure according to claim 3, wherein an embedded block of an isosceles trapezoid structure is arranged on the other side surface of the fixing section away from the limiting plate, and two waist surfaces of the embedded block are in the same direction as the length direction of the fixing section and end surfaces of the embedded block away from the fixing section are bottom surfaces with smaller areas;
the embedded block is provided with fixing blocks on the other two side faces adjacent to the waist face, and the fixing blocks extend towards the limiting plate and incline outwards.
6. The stepping preassembly structure according to claim 3, wherein the clamping section has a cross-shaped structure, and an anti-drop block is further arranged at one end of the clamping section, which is far away from the limit plate.
7. The stepping pre-assembly structure of claim 1, wherein the width of the opening gradually increases away from the slot, and the diameter of the slot is greater than the minimum width of the opening.
8. The stepping pre-installation structure according to claim 1, wherein the number of the vehicle body installation holes is two, and the two vehicle body installation holes are arranged in a row along the length direction of the bracket.
9. The stepping preassembly structure according to claim 1, wherein the stepping mounting holes have a kidney-shaped hole structure and are two in number, and the two stepping mounting holes are arranged in a row along the length direction of the bracket and are located on the same side of the clamping groove.
10. A method of installing a step, using the step preassembly structure of any one of claims 1 to 8 and comprising the steps of:
the first step is as follows: tightening the vehicle body mounting holes in sequence, and fixing the three supports on the vehicle body;
the second step is that: embedding the buckle into the preassembly hole of the step, and enabling the buckle to enter the clamping groove through the opening, so as to realize preassembly of the step and the bracket;
the third step: after the support is positioned on the support through the buckle, according to the position of the step mounting hole on the support, a punching process of the step is realized;
the fourth step: the step and the bracket are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110652171.2A CN113200106A (en) | 2021-06-10 | 2021-06-10 | Step preassembling structure and step mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110652171.2A CN113200106A (en) | 2021-06-10 | 2021-06-10 | Step preassembling structure and step mounting method |
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| Publication Number | Publication Date |
|---|---|
| CN113200106A true CN113200106A (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110652171.2A Pending CN113200106A (en) | 2021-06-10 | 2021-06-10 | Step preassembling structure and step mounting method |
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| Country | Link |
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| CN (1) | CN113200106A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070221442A1 (en) * | 2006-03-24 | 2007-09-27 | R C Corne Hans | Folding step |
| KR20080044371A (en) * | 2006-11-16 | 2008-05-21 | 남궁정배 | Sub-step device for automobile |
| CN108422936A (en) * | 2018-05-30 | 2018-08-21 | 广东东箭汽车科技股份有限公司 | Automobile and its side pedal |
| CN209290288U (en) * | 2018-10-12 | 2019-08-23 | 广东君辉汽车用品有限公司 | A kind of automobile side pedal |
| CN209467055U (en) * | 2018-12-05 | 2019-10-08 | 长城汽车股份有限公司 | Automobile side pedal assembly |
-
2021
- 2021-06-10 CN CN202110652171.2A patent/CN113200106A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070221442A1 (en) * | 2006-03-24 | 2007-09-27 | R C Corne Hans | Folding step |
| KR20080044371A (en) * | 2006-11-16 | 2008-05-21 | 남궁정배 | Sub-step device for automobile |
| CN108422936A (en) * | 2018-05-30 | 2018-08-21 | 广东东箭汽车科技股份有限公司 | Automobile and its side pedal |
| CN209290288U (en) * | 2018-10-12 | 2019-08-23 | 广东君辉汽车用品有限公司 | A kind of automobile side pedal |
| CN209467055U (en) * | 2018-12-05 | 2019-10-08 | 长城汽车股份有限公司 | Automobile side pedal assembly |
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Application publication date: 20210803 |
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