CN220147583U

CN220147583U - Large-curved-surface arc mask transportation trolley

Info

Publication number: CN220147583U
Application number: CN202321576757.6U
Authority: CN
Inventors: 滕伟; 邓宏山; 易建均; 谢文贤
Original assignee: Chengdu Dekun Aviation Equipment Manufacturing Co ltd
Current assignee: Chengdu Dekun Aviation Equipment Manufacturing Co ltd
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2023-12-08
Anticipated expiration: 2033-06-20

Abstract

The utility model discloses a large-curved-surface arc mask transportation trolley which comprises a left bracket, a right bracket, clamping plates and rollers, wherein the left bracket and the right bracket are slidably arranged to form a transportation trolley body, threaded pins are arranged between the left bracket and the right bracket to limit the positions of the left bracket and the right bracket, a plurality of clamping plates are arranged on the trolley body, the clamping plates are parallel to the sliding directions of the left bracket and the right bracket, arc-shaped pits are arranged on the clamping plates, curved surfaces formed by the arc-shaped pits correspond to the shapes of arc masks, the rollers for moving the transportation trolley are arranged at the bottom of the trolley body, the left bracket and the right bracket slide, the sizes of platforms of the trolley are actually adjusted according to the sizes of skins, corresponding clamping plate groups are arranged to realize the requirements of transporting the skins of different specifications of the trolley, corresponding arc-shaped pits are arranged on the arc-shaped surfaces of the corresponding arc-shaped skins on the clamping plates, and the shape keeping requirements and the stability of the arc masks in the walking process of the transportation trolley are ensured.

Description

Large-curved-surface arc mask transportation trolley

Technical Field

The utility model belongs to the technical field of aircraft manufacturing, and particularly relates to a large-curved-surface arc mask transportation trolley.

Background

In the aircraft manufacturing process, the aircraft skin is required to be transported, but the aircraft skin is in a larger curved plate shape, the special die carrier is required to be used for placing the integral hoisting during transportation of the skin, and the installation and the transportation are not very convenient, so that the portable transportation trolley is designed to only transport large curved arc-shaped masks, and is used for transporting the arc-shaped masks in a factory building. And because big curved surface arc mask itself has great radian for its cambered surface is out of shape under the effect of the self weight of arc mask easily, consequently need guarantee that the travelling bogie can play sufficient supporting role to the arc mask, guarantee the shape retention of arc mask and the steadiness on the dolly in the transportation, and have adaptability to the arc mask of different specifications to the dolly.

Disclosure of Invention

In order to overcome the defects, the inventor of the utility model continuously reforms and innovates through long-term exploration attempts and repeated experiments and efforts, and provides a large-curved arc mask transportation trolley which is provided with a left bracket and a right bracket, wherein a trolley body of the transportation trolley is enabled to be a platform with adjustable size through sliding installation between the left bracket and the right bracket, in the actual use process, the requirement of transporting the skins with different specifications of the trolley can be met only by actually adjusting the size of the platform of the trolley according to the size of the skins, and installing corresponding clamping plate groups, so that the adaptation can be quickly realized for the skins with different specifications of different airplanes, corresponding arc depressions are arranged on the arc surfaces of the corresponding arc skins on the clamping plates, the arc mask is prevented from deforming on the transportation trolley, and the shape keeping requirement of the arc mask on the transportation trolley and the stability in the walking process are ensured.

The technical scheme adopted by the utility model for achieving the purpose is as follows: provides a large curved arc mask travelling bogie. The trolley comprises a left bracket, a right bracket, clamping plates and rollers, wherein the left bracket and the right bracket are slidably mounted to form a trolley body, threaded pins are arranged between the left bracket and the right bracket to limit the left bracket and the right bracket, a plurality of clamping plates are mounted on the trolley body and are parallel to the sliding directions of the left bracket and the right bracket, arc-shaped pits are formed in the clamping plates, the curved surfaces formed by the arc-shaped pits correspond to the shapes of arc-shaped masks, and the rollers for moving the trolley are arranged at the bottom of the trolley body.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: the left support comprises a left frame and a left connecting frame, the left connecting frame is perpendicular to the left frame, the right support comprises a right frame and a right connecting frame, and the right connecting frame is perpendicular to the right frame; the left connecting frame is tightly attached to the right connecting frame, the bottom of the left connecting frame or the right connecting frame is welded with a convex edge matched with a threaded pin, and the threaded pin is screwed up to fix the left connecting frame and the right connecting frame.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: the upper surfaces of the left frame and the right frame are at the same horizontal height.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: two ends of the clamping plates are respectively positioned on the left frame and the right frame and are detachably installed, and a plurality of clamping plates are arranged at intervals.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: the left frame and the right frame are correspondingly provided with positioning supports, the positioning supports are L-shaped, the outer sides of the L-shaped positioning supports are respectively clung to the front/rear surface of the clamping plate and the left frame/right frame, then mounting holes are drilled in the surfaces of the positioning supports clung to the front/rear surface of the positioning supports, the clamping plate is correspondingly provided with the mounting holes, and the handle nuts are mounted in the positioning supports and the mounting holes in the clamping plate to realize the mounting of the clamping plate.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: the surface of the arc-shaped concave of the clamping plate is provided with a foam pad serving as a buffer layer.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: a clamping plate group formed by a plurality of clamping plates is used for the skin of one specification, and a plurality of clamping plate groups are arranged for the skins of different specifications.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: pushing handles are arranged at the front and the back of the transport trolley.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: the idler wheels are universal wheels, and the universal wheels are located at four corners of the trolley body.

The utility model relates to a large-curved-surface arc mask transportation trolley, which has the following further preferred technical scheme: and the lifting screw is arranged on the push plate trolley and is positioned at the extreme edges of the left bracket and the right bracket which are not shielded after the skin is installed.

Compared with the prior art, the technical scheme of the utility model has the following advantages/beneficial effects:

1. the travelling bogie is provided with left socle and right branch frame, slidable mounting makes the automobile body of travelling bogie become a platform of adjustable size between left socle and the right branch frame, in actual use, only need to adjust the platform size of dolly according to the size actual regulation of covering, installs the cardboard group that corresponds can realize the demand of the covering of different specifications of trolley transportation, makes it all can realize the adaptation to the covering of different specifications of different aircraft fast.

2. The arc face that corresponds the arc covering on the cardboard sets up corresponding arc sunken, has realized that the arc mask can not produce the deformation on the travelling bogie, ensures the steady nature of the shape-preserving needs and the walking in-process of arc mask on the travelling bogie.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a large curved arc mask transportation trolley according to the present utility model.

Fig. 2 is a partial enlarged view at a in fig. 1.

The marks in the figure are respectively: 1. the scooter comprises a scooter body 101, a left bracket 1011, a left frame 1012, a left connecting frame 102, a right bracket 1021, a right frame 1022, a right connecting frame 103, threaded pins 104, a convex edge 2, a clamping plate 201, an arc-shaped recess 202, a foam pad 3, a roller 4, a positioning support 401, a handle nut 402, a mounting hole 5, a pushing handle 6 and a lifting screw.

Detailed Description

To make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described below, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Accordingly, the detailed description of the embodiments of the utility model provided below is not intended to limit the scope of the utility model as claimed, but is merely representative of selected embodiments of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in the following figures.

Examples:

as shown in FIG. 1, a large curved arc mask transportation trolley. The trolley comprises a left bracket 101, a right bracket 102, clamping plates 2 and rollers 3, wherein the left bracket 101 and the right bracket 102 are slidably mounted to form a trolley body 1, threaded pins 103 are arranged between the left bracket 101 and the right bracket 102 to limit the positions of the left bracket 102 and the right bracket 102, a plurality of clamping plates 2 are mounted on the trolley body 1, the clamping plates 2 are parallel to the sliding directions of the left bracket 102 and the right bracket 102, arc-shaped recesses 201 are formed in the clamping plates 2, a curved surface formed by the arc-shaped recesses 201 corresponds to the shape of an arc-shaped mask, and the rollers 3 used for moving the trolley are arranged at the bottom of the trolley body 1.

The left bracket 101 comprises a left frame 1011 and a left connecting frame 1012, the left connecting frame 1012 is perpendicular to the left frame 1011, the right bracket 102 comprises a right frame 1021 and a right connecting frame 1022, and the right connecting frame 1022 is perpendicular to the right frame 1021; the left connection frame 1012 and the right connection frame 1022 are tightly attached, the bottom of the left connection frame 1012 or the right connection frame 1022 is welded with the convex edge 104 matched with the threaded pin 103, the threaded pin 103 is screwed up to fix the left connection frame 1012 and the right connection frame 1022, and of course, this is only one installation mode between the left bracket 101 and the right bracket 102, and in fact, only a structure capable of realizing sliding adjustment between the left bracket 101 and the right bracket 102 is needed.

The upper surfaces of the left frame 1011 and the right frame 1021 are at the same horizontal height, so that the installed clamping plate 2 is ensured to be correctly installed, otherwise, insufficient gap support is easily generated between the upper end of the clamping plate 2 and the skin.

The both ends of cardboard 2 are located left frame 1011 and right frame 1021 respectively and demountable installation, and a plurality of cardboard 2 intervals set up, and arc recess 201 on the cardboard 2 all need play the supporting role with the laminating of covering surface, and the interval between the adjacent cardboard 2 also needs reasonable setting, avoids interval too big support not enough covering to take place deformation.

The left frame 1011 and the right frame 1021 are correspondingly provided with the positioning support 4, the positioning support 4 is L-shaped, the outer sides of the L-shaped positioning support 4 are respectively clung to the front/rear surface of the clamping plate 2 and the left frame 1011/right frame 1021, then the surface of the positioning support 4 clung to the front/rear surface is provided with the mounting hole 402, the clamping plate 2 is correspondingly provided with the mounting hole 402, the handle nut 401 is arranged in the positioning support 4 and the mounting hole 402 on the clamping plate 2 to realize the mounting of the clamping plate 2, and of course, the clamping plate 2 can also be fixed in other fixing modes, such as a clamping groove is arranged on the left frame 1021 and the right frame 1021 of the trolley body to be used for mounting the clamping plate 2.

The surface of the arc-shaped recess 201 of the clamping plate 2 is provided with a foam pad 202 as a buffer layer, and other materials such as rubber materials or other elastic composite materials can be used as the buffer layer.

The clamping plate 2 groups formed by the clamping plates 2 are used for covering skins of one specification, the clamping plates 2 groups are arranged for covering skins of different specifications, the length of the clamping plates 2 is correspondingly changed along with the size of the covering skins, and the width of the trolley body is correspondingly adjusted.

The front and the back of the transport trolley are provided with pushing handles 5, and the pushing handles 5 are used for pushing and pulling the trolley to walk.

The rollers 3 are universal wheels, and the universal wheels are positioned at four corners of the trolley body 1, and the number of the rollers 3 can be set according to actual conditions, such as the rollers 3 are also arranged in the middle part of the trolley body in the figure 1 for bearing the middle part.

The lifting screw 6 is arranged on the push plate trolley, the lifting screw 6 is positioned at the extreme edges of the left bracket 102 and the right bracket 102 which are not shielded after the skin is installed, the lifting screw 6 is mainly used for the whole extraction of the trolley, and the number and the positions of the lifting screw 6 can be modified according to practice as long as the lifting screw 6 does not influence the lifting after the skin is placed.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply indicating that the first feature is at a lower level than the second feature.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that the above-mentioned preferred embodiment should not be construed as limiting the utility model, and the scope of the utility model should be defined by the appended claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.

Claims

1. The utility model provides a big curved surface arc mask travelling bogie, its characterized in that, it includes left socle, right branch frame, cardboard, gyro wheel, left socle and right branch frame slidable mounting constitute travelling bogie automobile body, set up the screw thread round pin between left socle and the right branch frame and prescribe a limit to left and right support position, install a plurality of cardboards on the dolly automobile body, the cardboard is parallel with left and right branch frame slip direction, sets up the arc on the cardboard and caves in, and the curved surface that a plurality of arcs are sunken constitutes corresponds with the shape of arc mask, sets up the gyro wheel that is used for travelling bogie to remove bottom the dolly automobile body.

2. The large curved arc mask transportation trolley according to claim 1, wherein the left bracket comprises a left frame and a left connecting frame, the left connecting frame is perpendicular to the left frame, the right bracket comprises a right frame and a right connecting frame, and the right connecting frame is perpendicular to the right frame; the left connecting frame is tightly attached to the right connecting frame, the bottom of the left connecting frame or the right connecting frame is welded with a convex edge matched with a threaded pin, and the threaded pin is screwed up to fix the left connecting frame and the right connecting frame.

3. The large curved arc mask transportation trolley according to claim 2, wherein the upper surfaces of the left frame and the right frame are at the same horizontal level.

4. A large curved arc mask transportation trolley according to claim 3, wherein two ends of the clamping plates are respectively located on the left frame and the right frame and are detachably mounted, and a plurality of clamping plates are arranged at intervals.

5. The large-curved-surface arc mask transportation trolley according to claim 4, wherein positioning supports are correspondingly arranged on the left frame and the right frame, the positioning supports are L-shaped, the L-shaped outer sides of the positioning supports are respectively clung to the front/rear surface of the clamping plate and the left frame/right frame, then mounting holes are drilled in the surfaces of the positioning supports clung to the front/rear surface, the mounting holes are correspondingly arranged on the clamping plate, and the handle nuts are mounted in the positioning supports and the mounting holes on the clamping plate to realize the mounting of the clamping plate.

6. The large curved arc mask transportation trolley according to claim 1 or 5, wherein a foam pad is arranged on the surface of the arc-shaped recess of the clamping plate as a buffer layer.

7. The large curved arc mask transportation trolley according to claim 6, wherein a plurality of clamping plate groups are used for the skins with one specification, and a plurality of clamping plate groups are used for the skins with different specifications.

8. The large curved arc mask transportation trolley according to claim 1, wherein pushing handles are arranged at the front and rear of the transportation trolley.

9. The large curved arc mask transportation trolley according to claim 1, wherein the rollers are universal wheels, and the universal wheels are located at four corners of the trolley body.

10. The large curved arc mask transportation trolley according to claim 1, wherein the push plate trolley is provided with a lifting screw, and the lifting screw is positioned at the extreme edges of the left bracket and the right bracket which do not form shielding after the skin is installed.