CN218270444U - Detection structure of automobile body sealing strip and early-stage detection tool assembly - Google Patents

Abstract

The utility model discloses an utensil assembly is examined in detection structure and earlier stage of automobile body sealing strip, detect the detection structure and include connecting portion and the detection portion that extends from one side orientation the same direction of connecting portion, the detection portion includes the last profile modeling portion, well profile modeling portion and the lower profile modeling portion that set up along the thickness direction of detecting the structure interval in proper order, the one end of going up profile modeling portion, well profile modeling portion and lower profile modeling portion all meets with connecting portion, the other end all extends the setting towards one side that deviates from connecting portion. A barrel detection cavity with an outward opening is formed between the upper profiling part and the middle profiling part. A lip detection cavity with an outward opening is formed between the middle profiling part and the lower profiling part. The detection structure is applied to the early design stage of the automobile sealing strip, the simulation test is directly carried out in the design and test early stage, the later-stage detection tool and the traditional experience standard are not used, a good foundation is laid for early design, and the research and development cost is reduced and the research and development period is shortened.

Description

Detection structure of automobile body sealing strip and early-stage detection tool assembly

Technical Field

The utility model relates to an automobile body spare part field, in particular to automobile body sealing strip's detection structure and examine an assembly in earlier stage.

Background

The automobile sealing strip is one of important parts of an automobile, is widely applied to positions of doors, windows, bodies, seats, skylights, engine cases, trunks and the like, has important functions of water prevention, sealing, sound insulation, dust prevention, freeze prevention, shock absorption, heat preservation and energy conservation, can effectively prevent harmful substances such as external wind, rain, dust and the like from invading the automobile, reduces the vibration generated by the positions of the doors, the windows and the like of the automobile in the driving process, and improves the riding comfort and the cleanness in the automobile. Therefore, the sealing tape must have high tensile strength, good elasticity, and good temperature resistance and aging resistance.

Moreover, in order to ensure the fastening of the adhesive tape and the profile, the sectional structure size of the adhesive tape must be matched with the profile.

Therefore, after the automobile sealing strip is produced, whether the matching degree of the sealing strip and the metal plate seam allowance, the collapse degree of the gun tube of the automobile sealing strip and the matching degree of the lip edge of the automobile sealing strip, the inner decoration and the metal plate are qualified or not needs to be detected. At present, when the automobile body sealing strip is designed in the early stage, the overall shape and the curvature of the automobile body sealing strip and the automobile body metal plate are determined mainly according to the traditional experience standard and the best practice value of each automobile factory. And then the sealing strip is detected by the sealing strip detecting tool in the later stage, but when the sealing strip is defective or does not meet the requirement, the sealing strip can be produced only by means of later-stage remediation or readjustment of sealing strip parameters. In later stage detection, when the automobile sealing strip is unqualified, extra cost expenditure can be caused on one hand by die repairing or gun barrel plug core adding, and on the other hand, the production cycle can be prolonged, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve among the prior art when the automobile sealing strip is unqualified in the later stage detects, repair the mould or add the gun barrel stopper core and can cause extra cost expenditure on the one hand, on the other hand can lead to production cycle extension, influences production efficiency's problem.

In order to solve the technical problem, the utility model discloses an embodiment discloses a detection structure of car body sealing strip, wherein detect the detection portion that the structure includes connecting portion and extends from one side orientation the same direction of connecting portion, the detection portion includes last profile modeling portion, well profile modeling portion and lower profile modeling portion that the interval set gradually along the thickness direction of detecting the structure, the one end of going up profile modeling portion, well profile modeling portion and lower profile modeling portion all meets with connecting portion, the other end all extends the setting towards one side that deviates from connecting portion.

Wherein in the cross section that detects the structure, go up profile modeling portion and be the straight strip structure that one side that deviates from connecting portion extended, well profile modeling portion also is the straight strip structure that one side that deviates from connecting portion extended, and go up and form between profile modeling portion and the well profile modeling portion and have the outside barrel detection chamber of opening.

The lower profile modeling portion is a strip-shaped structure which extends towards one side departing from the connecting portion, and the other end of the lower profile modeling portion extends towards the middle profile modeling portion in an inclined mode, and a lip edge detection cavity with an outward opening is formed between the middle profile modeling portion and the lower profile modeling portion.

Adopt above-mentioned technical scheme, this detection structure application is in the earlier stage design stage of automobile sealing strip, and through the position that is used for installing the sealing strip on the automobile body of last profile modeling portion, well profile modeling portion and lower profile modeling portion structure simulation automobile, directly carry out the emulation test in design and experimental initial stage, do not examine utensil and traditional experience standard with the help of the later stage, lay good basis for earlier stage design. Therefore, the structure or data of the optimal vehicle body sealing strip is obtained at the initial stage of research and development and design, and the performance requirement of the vehicle body sealing strip is met. Detect the automobile sealing strip through detecting the structure to when the sealing strip detects nonconforming, can conveniently adjust and design in the stage of the earlier stage, with reduce research and development expense and research and development cycle by a wide margin, thereby when solving in the later stage and detecting that automobile sealing strip is nonconforming, repair the mould or add the problem that the barrel stopper core caused extra cost expenditure and influence production cycle and production efficiency.

Furthermore, a gun barrel detection cavity with an outward opening is formed between the upper profiling part and the middle profiling part and used for detecting whether a gun barrel of the vehicle body sealing strip meets the standard or not, a lip edge detection cavity with an outward opening is formed between the middle profiling part and the lower profiling part and used for detecting whether a lip edge of the vehicle body sealing strip meets the standard or not, the matching degree of the lip edge of the vehicle body sealing strip and the middle profiling part and the lower profiling part can be judged through measurement or visual observation, and then the matching degree of the lip edge of the vehicle body sealing strip and the vehicle body metal plate is judged.

The utility model discloses an embodiment has still disclosed a detection structure of car body sealing strip, detects the intracavity at the barrel, and the corner portion position that well profile modeling portion and connecting portion met is provided with spacing arch.

In the cross section that detects the structure, lower profile modeling portion is bending strip structure, includes the linkage segment that extends from connecting portion to and be connected with the linkage segment, towards the detection section of profile modeling portion slope, and the cavity in lip limit detection chamber is from the inside grow of opening.

Adopt above-mentioned technical scheme, the corner position that well profile modeling portion and connecting portion meet is provided with spacing arch and is used for imitating the sheet metal construction on the automobile body to carry on spacingly to the automobile body sealing strip, lower profile modeling portion is the strip structure of buckling, conveniently detects the lip limit of sealing strip and the laminating condition or the degree of matching between the profile modeling portion down.

The utility model discloses an embodiment still discloses a detection structure of car body sealing strip, on the length direction who detects the structure, including two at least structure subassemblies of end to end and connect fixed two adjacent structure subassemblies's at least one first connecting piece. Wherein the first connecting piece is arranged at the other side of the connecting part of each structural component.

Adopt above-mentioned technical scheme, should detect the structure and include two at least structure subassemblies and at least one first connecting piece, a plurality of structure subassemblies and first connecting piece can be alone or batch production to raise the efficiency, and divide into a plurality of parts with great detection structure, the size of single part is reduced, can keep flat and print in the 3D printer, need not increase extra bearing structure, efficiency increases substantially. And, a plurality of parts are also convenient to install and preserve.

The utility model discloses an embodiment has still disclosed a detection structure of car body sealing strip, and every structure subassembly still includes first structure and the second structure that connects each other along the thickness direction, and wherein, first structure includes profile modeling portion, well profile modeling portion and corresponding connecting portion, and the second structure includes profile modeling portion and corresponding connecting portion down.

Each structural assembly further comprises at least one second connector for connecting and fixing the first structural member and the second structural member; wherein the second connecting piece is arranged at the other side of the connecting part.

By adopting the technical scheme, each structural component is divided into the first structural component and the second structural component which are connected with each other along the thickness direction, the volume of a single part is further reduced, and the 3D printing speed is increased. The first structural member and the second structural member are fixed through the second connecting piece, and the second connecting piece is the same as the first connecting piece in structure and can be produced in batches.

The utility model discloses an embodiment has still disclosed a detection structure of car body sealing strip, and every first connecting piece includes first overlap joint portion and first bolt, and wherein, first overlap joint portion is squarely, and one side of first overlap joint portion is fixed to be set up in opposite side, the opposite side of two adjacent structure subassemblies connecting portion of part each other and is provided with "worker" font pinhole, and the bolt is "worker" font and inserts in the pinhole, and first bolt and pinhole interference fit.

Every second connecting piece includes second overlap joint portion and second bolt, and wherein, second overlap joint portion is squarely, and one side of second overlap joint portion is fixed to be set up in the opposite side of the connecting portion that adjacent first structure and second structure meet the part each other, the opposite side is provided with "worker" font pinhole, and the second bolt is "worker" font and inserts in the pinhole, and second bolt and pinhole interference fit.

Adopt above-mentioned technical scheme, link together two adjacent structure component through the bolt, bolt simple structure only needs bolt and overlap joint portion and structure component interference fit can fixed connection when fixed. And the area of the square lap joint part is larger, so that the connection surface with the structural component is increased, and the fixing and positioning effects of the bolt are improved.

Similarly, the part of the first structural member and the second structural member which are connected with each other is also provided with a square lap joint part so as to improve the lap joint area, and the I-shaped bolt can be inserted into the pin hole to realize fixation, so that a complete detection structure can be obtained through splicing and fixing.

The utility model discloses an embodiment still discloses a detection structure of car body sealing strip, and structure subassembly, first structural component, second structural component, first connecting piece and second connecting piece are all made through 3D printing and/or contour machining.

Adopt above-mentioned technical scheme, print or contour machining all has production convenience, swift and efficient advantage through 3D to also can reduce its cost.

The utility model discloses an embodiment still discloses a detection structure of car body sealing strip, detects that the structure is integrative to take shape.

By adopting the technical scheme, when the detection structure is integrally formed, the complete detection structure can be directly produced in the production process, and the multiple parts do not need to be divided for independent production and assembly.

The utility model discloses an embodiment still discloses a detection structure of car body sealing strip, when looking along the length direction who detects the structure, detects that the structure is the rectangular shape that has the contained angle, and the contained angle is the obtuse angle.

By adopting the technical scheme, the detection structure is in a strip shape with an included angle, the included angle or the bent part on the automobile body can be simulated, the scene of installing and using the automobile body sealing strip on the automobile body is more approximate, and the detection accuracy of the automobile sealing strip is further improved.

The utility model discloses an embodiment also discloses an utensil assembly is examined in earlier stage of car body sealing strip, including the detection structure of above-mentioned arbitrary one to and separable/or nested sealing strip that awaits measuring in detecting the structure.

The sealing strip to be tested comprises a gun barrel, a first lip edge and a second lip edge which are sequentially arranged at intervals in the thickness direction of the sealing strip to be tested, the gun barrel is of a tubular structure with a circular section, the first lip edge and the second lip edge are arranged on one side of the gun barrel at intervals and are respectively connected with the gun barrel, and one side, close to the gun barrel, of the first lip edge is provided with a barb-shaped sealing edge.

When the sealing strip to be detected is nested on the detection structure, the gun barrel is positioned in the gun barrel detection cavity, and the first lip edge is positioned in the lip edge detection cavity; one side of the gun barrel is connected with the side wall of the middle copying part in the gun barrel detection cavity, the end part of the gun barrel is propped against the limiting bulge, and a gap is reserved between the top of the gun barrel and the upper copying part.

The sealing edge is abutted with the side wall of the middle profiling part positioned in the lip edge detection cavity, and the second lip edge is abutted with the periphery of the detection section of the lower profiling part.

By adopting the technical scheme, when the gun barrel is positioned in the gun barrel detection cavity, the gap or the distance between the top of the gun barrel and the upper profiling part can be measured or observed, so that whether the gun barrel normally meets the standard or whether the gun barrel is collapsed or arched can be judged. The sealing edge is abutted with the side wall of the middle copying part in the lip edge detection cavity, the second lip edge is abutted with the periphery of the detection section of the lower copying part, and the matching degree of the lip edge of the vehicle body sealing strip and a vehicle body metal plate or an interior trim can be judged. And whether the insertion force and the extraction force of the sealing strip meet the requirements or not can be judged through the dynamometer.

The utility model discloses an embodiment still discloses an assembly is examined in earlier stage of car body sealing strip, and the sealing strip that awaits measuring is formed by rubber materials an organic whole.

By adopting the technical scheme, the sealing strip to be tested is integrally formed by the rubber material, so that a real automobile body sealing strip can be simulated for testing and detecting.

The utility model has the advantages that:

the utility model discloses an utensil assembly is examined in detection structure and earlier stage of car body sealing strip, wherein detect the structure and include connecting portion, and the detection portion that extends from one side orientation of connecting portion, this detection structure application is in the earlier stage design stage of car sealing strip, through last profile modeling portion, well profile modeling portion and lower profile modeling portion structure imitate the position that is used for the installation sealing strip on the car body, just carry out the emulation test when the earlier stage design of car body sealing strip and research and development, with can directly carry out earlier stage adjustment and design when the sealing strip detects nonconforming, reduce research and development expense and research and development cycle. And this detection structure is made through 3D printing and/or contour machining, has with low costs, production convenience, swift and efficient advantage. The early-stage inspection device assembly carries out one-time comprehensive design inspection on the automobile body sealing strip at the lowest cost and time cost, such as inspection of the matching degree of a gun tube and a lip edge of the automobile body sealing strip, insertion and extraction force of the automobile body sealing strip and the like, and realizes authenticity, installation flexibility and recyclability of automobile body environment simulation.

Drawings

Fig. 1 is a cross-sectional view of a detection structure of an automotive body weather strip provided in embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of a detection structure of an automobile body sealing strip provided in embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of a detection structure of an automobile body sealing strip provided in embodiment 2 of the present invention;

fig. 4 is a cross-sectional view of the earlier stage testing fixture assembly provided by the embodiment of the utility model.

Description of reference numerals:

100. detecting the structure;

110. a connecting portion;

120. a detection unit;

121. an upper profiling portion; 122. a middle profiling part; 123. a lower profiling portion; 124. a gun barrel detection cavity; 125. a lip detection cavity; 126. a limiting bulge;

130. a structural component;

131. a first structural member; 132. a second structural member;

140. a first connecting member;

141. a first lap joint portion; 142. a first latch;

150. a second connecting member;

151. a second lap joint portion; 152. a second bolt;

200. a seal strip;

210. a gun barrel; 220. a first lip; 230. a second lip;

A. detecting the thickness direction of the structure; B. detecting the length direction of the structure; C. the gap between the top end of the gun barrel and the upper profiling part.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Example 1

As a preferred embodiment of the present invention, the embodiment of the present invention discloses a detection structure of a vehicle body weather strip, wherein the detection structure 100 includes a connection portion 110 and a detection portion 120 extending from one side of the connection portion 110 toward the same direction, as shown in fig. 1, the detection portion 120 includes an upper profile portion 121, a middle profile portion 122 and a lower profile portion 123 arranged at intervals in sequence along the thickness direction of the detection structure 100, one end of each of the upper profile portion 121, the middle profile portion 122 and the lower profile portion 123 is connected to the connection portion 110, and the other end is extended toward one side away from the connection portion 110.

Specifically, in the detection structure 100, the thickness direction is as shown in the direction a in fig. 1, and the detection unit 120 is a structure for detecting a contact portion with the weather strip 200 of the automobile, and specifically, the upper copying portion 121, the middle copying portion 122, and the lower copying portion 123 of the detection unit 120 are used to simulate a structure of attaching the weather strip 200 to the automobile body, for example, a structure of the windshield of the automobile, a structure of the side window weather strip 200, and the like.

As shown in fig. 1, in the cross section of the detecting structure 100, the upper profile portion 121 has a straight strip-shaped structure extending toward a side away from the connecting portion 110, the middle profile portion 122 also has a straight strip-shaped structure extending toward a side away from the connecting portion 110, and a barrel detecting cavity 124 with an outward opening is formed between the upper profile portion 121 and the middle profile portion 122.

The lower profile portion 123 has a strip-shaped structure extending toward a side away from the connecting portion 110, and the other end of the lower profile portion extends obliquely toward the middle profile portion 122, and a lip detection cavity 125 having an outward opening is formed between the middle profile portion 122 and the lower profile portion 123.

It should be noted that, as well known to those skilled in the art, in the actual design and development process, when the structure of the weather strip 200 is different for different vehicle models or vehicle bodies, the upper copying portion 121, the middle copying portion 122 and the lower copying portion 123 of the detecting portion 120 can be adapted and changed, and are not limited to the structure disclosed in the embodiment.

Further, the detection structure 100 is applied to the early design stage of the automobile sealing strip 200, the upper profiling part 121, the middle profiling part 122 and the lower profiling part 123 are used for simulating the part, used for mounting the sealing strip 200, on the automobile body, and simulation tests are directly carried out in the early design and test stage, so that a good foundation is laid for early design without the help of later-stage checking tools and traditional experience standards. Thus, the optimal structure or data of the weather strip 200 is obtained at the initial stage of development and design, and the performance requirements of the weather strip 200 are satisfied. Detect the automobile sealing strip 200 through detecting structure 100 to when the sealing strip 200 detects nonconforming, can conveniently adjust and design in the stage of the earlier stage, with reduce research and development expense and research and development cycle by a wide margin, thereby when solving in the later stage and detecting automobile sealing strip 200 nonconforming, repair the mould or add the problem that barrel 210 stopper core caused extra cost expenditure and influence production cycle and production efficiency.

Furthermore, a gun barrel detection cavity 124 with an outward opening is formed between the upper profiling part 121 and the middle profiling part 122 and is used for detecting whether the gun barrel 210 of the body weather strip 200 meets the standard or not, a lip detection cavity 125 with an outward opening is formed between the middle profiling part 122 and the lower profiling part 123 and is used for detecting whether the lip of the body weather strip 200 meets the standard or not, and the lip of the body weather strip 200 and the matching degree of the middle profiling part 122 and the lower profiling part 123 can be judged through measurement or visual observation so as to judge the matching degree with the sheet metal of the vehicle body.

In the embodiment of the embodiment, a detection structure of the automobile body sealing strip is further disclosed, and a limiting bulge 126 is arranged at the corner part of the middle copying part 122 connected with the connecting part 110 in the gun barrel detection cavity 124.

In the cross section of the detection structure 100, the lower profiling portion 123 is a bending strip structure, and includes a connecting section extending from the connecting portion 110, and a detection section connected to the connecting section and inclined toward the middle profiling portion 122, and the cavity of the lip detection cavity 125 is enlarged from the opening to the inside.

Specifically, in the present embodiment, the limit protrusion 126 is provided at the corner portion where the middle copying portion 122 and the connecting portion 110 contact each other, and is used for limiting the weather strip 200 while simulating a sheet metal structure on the vehicle body, and the limit protrusion 126 may have another structure such as a circular truncated cone shape, a triangular shape, or a pyramid shape.

The lower profiling part 123 is of a bending strip-shaped structure, and the detection section inclines towards the middle profiling part 122, so that the fitting condition or the matching degree between the lip edge of the sealing strip 200 and the lower profiling part 123 is conveniently detected. The inclination angle and the inclination position of the detection section can be adjusted according to actual requirements.

The embodiment of the present embodiment further discloses a detection structure of a vehicle body sealing strip, as shown in fig. 2, it should be noted that fig. 2 is a schematic structural diagram of a back surface of the detection structure 100, and in a length direction of the detection structure 100, the detection structure includes at least two structural assemblies 130 connected end to end, and at least one first connecting member 140 that connects and fixes two adjacent structural assemblies 130. Wherein the first connecting member 140 is disposed at the other side of the connecting portion 110 of each structural assembly 130.

Specifically, in the present embodiment, the number of the structural components 130 may be 2, 3, 4 or even more, but in the previous design, the detection efficiency of the detection structure 100 is affected and the development cost is increased due to the excessive arrangement of the structural components 130, so that it is preferable to arrange two structural components 130 in the present embodiment.

More specifically, the first connecting element 140 is disposed on the other side of the connecting portion 110 of each structural component 130, which means that the first connecting element 140 is disposed on the side of each structural component 130 away from the detecting portion 120.

Further, a plurality of structure subassemblies 130 and first connecting piece 140 can be alone or batch production, compares with whole production, has improved production efficiency to divide into a plurality of parts with great detection structure 100, the size of single part reduces, can keep flat and print in 3D printer, need not increase extra bearing structure, and efficiency increases substantially, and a plurality of parts also easy to assemble and save.

The embodiment of the embodiment also discloses a detection structure of the automobile body weather strip, each structural assembly 130 further comprises a first structural member 131 and a second structural member 132 which are connected with each other along the thickness direction, wherein the first structural member 131 comprises an upper profiling portion 121, a middle profiling portion 122 and a corresponding connecting portion 110, and the second structural member 132 comprises a lower profiling portion 123 and a corresponding connecting portion 110.

Each structural assembly 130 further comprises at least one second connector 150 for connecting and securing the first structural member 131 with the second structural member 132; wherein the second connector 150 is disposed at the other side of the connection part 110.

Specifically, in the present embodiment, each structural assembly 130 is again divided into the first structural member 131 and the second structural member 132 connected to each other in the thickness direction, further reducing the volume of a single part and increasing the speed of 3D printing. The first structural member 131 and the second structural member 132 are fixed by the second connector 150, and the second connector 150 has the same structure as the first connector 140, and can be mass-produced.

More specifically, as shown in fig. 2, fig. 2 is a schematic diagram of a detection structure of a vehicle body sealing strip provided by this embodiment, and includes two structural assemblies 130, the two structural assemblies 130 are connected by a first connecting member 140, each structural assembly 130 includes a first structural member 131 and a second structural member 132 connected to each other along a thickness direction, and a second connecting member 150 is also arranged between the first structural member 131 and the second structural member 132 for fixed connection. During production, 4 structural members and 3 connecting members may be produced in batch, and then the 4 structural members and 3 connecting members are assembled to form a complete detection structure 100.

And in the actual production process, through a plurality of parts batch production, can improve production efficiency, specifically: for example, when printing production is carried out through 3D printing, because the size of each part is greatly reduced, the printing can be flatly placed in the 3D printer, an additional supporting structure is not needed, an independent structural part is taken as an example, although each part is printed independently, the size is small, the printing speed is greatly accelerated, in the actual production printing process, the connecting piece can complete printing within 0.5 hour, each structural part can complete printing within 1-2 hours, and the overall printing speed is accelerated.

Furthermore, the connecting piece can be recycled, if the section of the structural piece is not changed too much and damaged too much, the detection block can be recycled, and a plurality of simple parts are convenient to transport, install and store.

The embodiment of the embodiment further discloses a detection structure of the automobile body sealing strip, as shown in fig. 2, each first connecting member 140 includes a first overlapping portion 141 and a first plug pin 142, wherein the first overlapping portion 141 is square, one side of the first overlapping portion 141 is fixedly arranged on the other side of the connecting portion 110 of the connecting portion of the two adjacent structural components 130, the other side of the connecting portion is provided with an i-shaped pin hole, the plug pin is i-shaped and inserted into the pin hole, and the first plug pin 142 is in interference fit with the pin hole.

Each of the second connectors 150 includes a second overlapping portion 151 and a second plug 152, wherein the second overlapping portion 151 is square, one side of the second overlapping portion 151 is fixedly disposed at the other side and the other side of the connecting portion 110 of the portion where the adjacent first structural member 131 and the second structural member 132 are connected to each other, and a pin hole shaped like a Chinese character 'gong' is provided, the second plug 152 is shaped like a Chinese character 'gong' and is inserted into the pin hole, and the second plug 152 is in interference fit with the pin hole.

Specifically, in this embodiment, link together two adjacent structure component 130 through the bolt, bolt simple structure only needs bolt and overlap joint portion and structure component 130 interference fit can fixed connection when fixed. And the area of the square lap joint part is larger, so that the connecting surface with the structural component 130 is increased, and the fixing and positioning effects of the bolt are improved.

It should be noted that the latch may be configured in other structures, such as pins, inserts, rivets, etc., during the actual production and development process.

Similarly, the portion where the first structural member 131 and the second structural member 132 are connected to each other is also provided with a square overlapping portion to increase the overlapping area, and the "i" shaped bolt is inserted into the pin hole to be fixed, so that the complete detection structure 100 is obtained by splicing and fixing. And may be screwed, glued, sleeved, or otherwise fixedly attached by one skilled in the art.

The embodiment of the embodiment also discloses a detection structure of the automobile body sealing strip, and the structural assembly 130, the first structural member 131, the second structural member 132, the first connecting member 140 and the second connecting member 150 are all manufactured by 3D printing and/or profiling.

Specifically, through 3D printing or contour machining all have production convenience, swift and efficient advantage to the cost is also lower. In this embodiment, the processing and production are preferably performed by a 3D printing method.

The embodiment of this embodiment also discloses a detection structure of the sealing strip of the car body, when looking along the length direction of the detection structure 100, the detection structure 100 is in a strip shape with an included angle, and the included angle is an obtuse angle.

Specifically, in the present embodiment, the length direction of the detection structure 100 is shown as the direction B in fig. 2, and the included angle of the detection structure 100 may be 120 °, 145 °, 160 °, or other angles.

More specifically, in this embodiment, the detecting structure 100 is a strip shape having an included angle, and can simulate a position having an included angle or being bent on the vehicle body, so as to be closer to a use scene of the vehicle body sealing strip 200 mounted on the vehicle body, and further improve the detection accuracy of the vehicle sealing strip 200.

Example 2

As another preferred embodiment of the present invention, the embodiment of this embodiment further discloses a detection structure of the sealing strip of the car body, as shown in fig. 3, the detection structure 100 is integrally formed.

It should be noted that the detecting structure of the automotive body weather strip provided by the embodiment is different from that of the embodiment 1 only in that the detecting structure 100 in the embodiment is integrally formed, and the advantage is that in the actual development and design process, when the volume of the detecting structure 100 is small, the detecting structure can be rapidly printed and produced by a 3D printing technology. The complete inspection structure 100 can be directly produced during the manufacturing process without the need to divide the inspection structure into multiple parts for separate manufacturing and assembly.

Further, as shown in FIG. 3, when printing the large and angled inspection structure 100 in one piece, it is necessary to print the support structure during the printing process, and after printing, the support structure is cut off from the inspection structure 100.

Example 3

The embodiment of the present embodiment further discloses an early-stage testing fixture assembly for a sealing strip 200 of an automobile body, as shown in fig. 4, including the detecting structure 100 of any one of embodiment 1 or embodiment 2, and the sealing strip 200 to be tested that can be separated from and/or nested in the detecting structure 100. In fig. 4, the sealing strip 200 to be tested is nested in the testing structure 100.

The sealing strip 200 to be tested comprises a gun barrel 210, a first lip 220 and a second lip 230 which are sequentially arranged at intervals along the thickness direction of the sealing strip 200 to be tested, the gun barrel 210 is of a tubular structure with a circular section, the first lip 220 and the second lip 230 are arranged on one side of the gun barrel 210 at intervals and are respectively connected with the gun barrel 210, and one side, close to the gun barrel 210, of the first lip 220 is provided with a barb-shaped sealing edge.

When the sealing strip 200 to be tested is nested on the detection structure 100, the gun barrel 210 is positioned in the gun barrel detection cavity 124, and the first lip 220 is positioned in the lip detection cavity 125; one side of the gun barrel 210 is connected with the side wall of the middle profiling part 122 in the gun barrel detection cavity 124, the end part of the gun barrel 210 is abutted against the limiting protrusion 126, and a gap is reserved between the top of the gun barrel 210 and the upper profiling part 121.

The sealing edge abuts against the side wall of the middle copying portion 122 located in the lip detection cavity 125, and the second lip 230 abuts against the outer periphery of the detection section of the lower copying portion 123.

Specifically, in the present embodiment, when the barrel 210 is located in the barrel detection chamber 124, it is possible to determine whether the barrel 210 normally meets the standard, or whether the barrel 210 is collapsed or the barrel 210 is arched, by measuring or observing the gap or distance between the top of the barrel 210 and the upper copying portion 121.

More specifically, in the present embodiment, as shown in the clearance C in fig. 4, when the clearance between the top of the barrel 210 and the upper copying portion 121 is measured to be about 5mm, the barrel 210 of the weather strip 200 is determined to be acceptable, and if it is greater than 5mm, it means that the barrel 210 is arched, and if it is less than 5mm, it means that the barrel 210 is collapsed.

The sealing edge abuts against the side wall of the middle copying portion 122 located in the lip detection cavity 125, and the second lip 230 abuts against the periphery of the detection section of the lower copying portion 123, so that the matching degree of the lip of the vehicle body weather strip 200 and a vehicle body metal plate or an interior trim is judged. And whether the insertion force and the extraction force of the weather strip 200 satisfy the requirements can also be judged by the load cell.

The embodiment of the embodiment also discloses an early-stage testing fixture assembly for the sealing strip 200 of the automobile body, wherein the sealing strip 200 to be tested is integrally formed by a rubber material.

Specifically, the weather strip 200 to be tested is integrally formed by a rubber material, and can simulate a real vehicle body weather strip 200 to be tested and detected. And those skilled in the art can also review the sealing strip 200 to be tested by means of 3D printing in the early development and design process.

To sum up, the utility model discloses an utensil assembly is examined in detection structure and earlier stage of automobile body sealing strip, wherein it includes connecting portion 110 to detect structure 100, and the detection portion 120 that extends from one side orientation of connecting portion 110, this detection structure 100 application is in the earlier stage design stage of automobile sealing strip 200, through last profile modeling portion 121, well profile modeling portion 122 and the position that is used for installing sealing strip 200 on the lower profile modeling portion 123 structure simulation automobile body, just carry out the emulation test when the earlier stage design of automobile body sealing strip 200 and research and development, with can directly carry out earlier stage adjustment and design when sealing strip 200 detects nonconforming, reduce research and development expense and research and development cycle. And this detection structure 100 is made through 3D printing and/or contour machining, has with low costs, production convenience, swift and efficient advantage. The early-stage checking fixture assembly performs one-time comprehensive design check on the body sealing strip 200 at the minimum cost and time cost, for example, checks the matching degree of the gun barrel 210 and the lip of the body sealing strip 200, the inserting and extracting force of the body sealing strip 200 and the like, and realizes the authenticity, the installation flexibility and the recyclability of the body environment simulation.

Furthermore, the process of the sealing strip 200 to be tested on the testing structure 100 provided by the present invention is taken as an example for simple description:

after the detection structure 100 is integrally formed or assembled and fixed, the detection structure is provided with a detection part 120 consisting of an upper profiling part 121, a middle profiling part 122 and a lower profiling part 123, when in detection, the sealing strip 200 to be detected is inserted into the detection part 120, and whether the insertion force and the extraction force of the sealing strip 200 to be detected meet the requirements can be judged through a dynamometer in the insertion and extraction processes. And further, the matching degree of the body seal strip 200 and the sheet metal seam allowance and the appearance collapse degree of the gun tube 210 of the body seal strip 200 are indirectly judged by judging the connecting positions and the attaching degrees of the gun tube 210, the first lip 220, the second lip 230 and the detection part 120, so that the matching degree of the lip of the body seal strip 200 and the sheet metal and the inner trim of the automobile is planned. Thereby performing the weather strip verification and testing at the time of the earlier development and design of the body weather strip 200.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims (10)

1. The utility model provides a detection structure of car body sealing strip which characterized in that: wherein

The detection structure comprises a connecting part and a detection part extending from one side of the connecting part to the same direction, the detection part comprises an upper copying part, a middle copying part and a lower copying part which are sequentially arranged along the thickness direction of the detection structure at intervals, one end of each of the upper copying part, the middle copying part and the lower copying part is connected with the connecting part, and the other end of each of the upper copying part, the middle copying part and the lower copying part extends to one side away from the connecting part; wherein, in a cross-section of the detection structure:

the upper profiling part is of a straight strip-shaped structure extending towards one side departing from the connecting part, the middle profiling part is of a straight strip-shaped structure extending towards one side departing from the connecting part, and a gun barrel detection cavity with an outward opening is formed between the upper profiling part and the middle profiling part;

the lower profiling part is of a strip-shaped structure extending towards one side away from the connecting part, the other end of the lower profiling part extends towards the middle profiling part in an inclined mode, and a lip edge detection cavity with an outward opening is formed between the middle profiling part and the lower profiling part.

2. The detecting structure of the weather strip for an automobile body according to claim 1, wherein:

in the gun barrel detection cavity, a limiting bulge is arranged at the corner part of the middle profiling part connected with the connecting part; and is provided with

In the cross section of detection structure, lower profile modeling portion is bending strip structure, include certainly the linkage segment that connecting portion extend, and with the linkage segment is connected, the orientation the detection section of well profile modeling portion slope, just the cavity in lip limit detection chamber is from the inside grow of opening.

3. The detecting structure of the weather strip for the automobile body according to claim 2, wherein:

in the length direction of the detection structure, the detection structure comprises at least two structural assemblies which are connected end to end and at least one first connecting piece which is used for connecting and fixing the two adjacent structural assemblies; wherein

The first connecting piece is arranged on the other side of the connecting part of each structural assembly.

4. The detecting structure of the weather strip for an automobile body according to claim 3, wherein:

each of the structural assemblies further includes a first structural member and a second structural member connected to each other in the thickness direction, wherein the first structural member includes the upper profile portion, the middle profile portion, and the respective connecting portions, and the second structural member includes the lower profile portion and the respective connecting portions; and is

Each structural assembly further comprises at least one second connecting piece for connecting and fixing the first structural piece and the second structural piece; wherein

The second connecting piece is arranged on the other side of the connecting part.

5. The detecting structure of the weather strip for an automobile body according to claim 4, wherein:

each first connecting piece comprises a first lap joint part and a first bolt, wherein the first lap joint part is square, one side of the first lap joint part is fixedly arranged on the other side of the connecting part of the mutually connected parts of the two adjacent structural components, and the other side of the connecting part is provided with an I-shaped pin hole; and is provided with

Every the second connecting piece includes second overlap joint portion and second bolt, wherein, second overlap joint portion is squarely, one side of second overlap joint portion is fixed set up in adjacent first structure with the second structure meets the part each other opposite side, the opposite side of connecting portion are provided with "worker" font pinhole, the second bolt is "worker" font and inserts in the pinhole, just the second bolt with pinhole interference fit.

6. The detecting structure of the weather strip for an automobile body according to claim 5, wherein:

the structural assembly, the first structural member, the second structural member, the first connector, and the second connector are all made by 3D printing and/or profiling.

7. The detecting structure of the weather strip for an automobile body according to claim 2, wherein:

the detection structure is integrally formed.

8. The detecting structure of the weather strip for an automobile body according to any one of claims 1 to 7, wherein:

when looking along the length direction of detecting the structure, it is the rectangular shape that has the contained angle to detect the structure, just the contained angle is the obtuse angle.

9. An early-stage detection tool assembly for a sealing strip of an automobile body, which is characterized by comprising a detection structure according to any one of claims 1-8 and a sealing strip to be detected which can be separated from and/or nested in the detection structure; wherein

The sealing strip to be tested comprises a gun barrel, first lip edges and second lip edges which are sequentially arranged at intervals in the thickness direction of the sealing strip to be tested, the gun barrel is of a tubular structure with a circular cross section, the first lip edges and the second lip edges are arranged on one side of the gun barrel at intervals and are respectively connected with the gun barrel, and one side, close to the gun barrel, of the first lip edges is provided with a barb-shaped sealing edge; and is

When the sealing strip to be detected is nested on the detection structure, the gun barrel is positioned in the gun barrel detection cavity, and the first lip edge is positioned in the lip edge detection cavity; one side of the gun barrel is connected with the side wall of the middle profiling part in the gun barrel detection cavity, the end part of the gun barrel abuts against the limiting bulge, and a gap is formed between the top of the gun barrel and the upper profiling part; and is provided with

The sealing edge is abutted with the side wall of the middle copying part positioned in the lip edge detection cavity, and the second lip edge is abutted with the periphery of the detection section of the lower copying part.

10. The preliminary testing fixture assembly for the automobile body sealing strip according to claim 9, wherein the sealing strip to be tested is integrally formed of a rubber material.

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