CN212473960U - Assembly jig special for aircraft cargo hold door - Google Patents
Assembly jig special for aircraft cargo hold door Download PDFInfo
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- CN212473960U CN212473960U CN202020988214.5U CN202020988214U CN212473960U CN 212473960 U CN212473960 U CN 212473960U CN 202020988214 U CN202020988214 U CN 202020988214U CN 212473960 U CN212473960 U CN 212473960U
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- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000003754 machining Methods 0.000 description 1
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Abstract
An assembly fixture for aircraft cargo doors. The lack of special assembly tooling for the cargo hold door of the airplane results in complex operation and higher difficulty in the manufacturing process. The utility model discloses a braced frame, removal frame, top connecting piece and work ladder, the vertical setting of braced frame removes the vertical setting of frame in braced frame's one side, removes the centre gripping gap that is formed with the interior covering of cooperation between frame and the braced frame, and the top of removing the frame can be dismantled with braced frame through the top connecting piece and be connected, removes the frame and can dismantle with braced frame towards braced frame's a side and be connected, and the bottom of removing the frame is articulated mutually with braced frame, and the slope of work ladder sets up the opposite side at braced frame. The utility model is used for make aircraft cargo hold door.
Description
The technical field is as follows:
the utility model relates to an assembly jig belongs to aerospace technical field.
Background art:
the aircraft cargo hold door is one of the important components of the aircraft, the aircraft cargo hold door is divided into a main cargo hold door, a front cargo hold door and a bulk cargo hold door, each hold door needs to be manufactured independently due to different types and different positions of the hold door, the hold door is special in structure and shape, large in volume and occupied area, and difficult to achieve stable positioning. The cargo hold door has large occupied area in the manufacturing process, is inconvenient to operate manually and long in consumed time, and an operator is difficult to move from one station to another station quickly in the manufacturing process and lacks a special assembly tool.
The invention content is as follows:
in order to solve the problems mentioned in the background art, the utility model aims to provide an assembly jig special for an aircraft cargo hold door.
The utility model discloses the technical scheme who adopts does:
an assembly fixture special for a cargo door of an airplane comprises a supporting frame, a moving frame, a top connecting piece and a working ladder, wherein the supporting frame is vertically arranged, the moving frame is vertically arranged on one side of the supporting frame, a clamping gap matched with an inner skin is formed between the moving frame and the supporting frame, the top end of the moving frame is detachably connected with the supporting frame through the top connecting piece, one side surface, facing the supporting frame, of the moving frame is detachably connected with the supporting frame, the bottom end of the moving frame is hinged with the supporting frame, and the working ladder is obliquely arranged on the other side of the supporting frame;
remove the frame and include main framework, spacing piece, a plurality of gyro wheel, several outer support pedestal and several connection arch, spacing piece level sets up in braced frame's bottom, braced frame's direction of height reciprocating motion is followed at the both ends of spacing piece, the arc framework of main framework, the bottom of main framework is provided with a plurality of gyro wheels side by side, and the bottom inside wall of main framework articulates on spacing piece, and the outer wall of main framework has been arranged and has been connected with ground matched with several outer support pedestal, and the both sides of main framework inner wall are connected arch and braced frame through the several and can be dismantled.
As a preferable scheme: the main frame body comprises two longitudinal rods and four transverse rods, the longitudinal rods are arc-shaped rods, the two longitudinal rods are arranged in parallel, the four transverse rods are arranged between the two longitudinal rods, and two ends of each transverse rod are fixedly connected to the two longitudinal rods respectively.
As a preferable scheme: the vertical pole includes and constitutes the pole, first steering block, the intermediate lever, the second turns to the piece and constitutes the pole down, the lower extreme of going up constitution pole is through the upper end body coupling of first steering block and intermediate lever, the lower extreme of intermediate lever turns to the piece through the second and constitutes the upper end body coupling of pole down, the central axis of going up constitution pole length direction is A with the central axis of intermediate lever length direction between contained angle A, contained angle A's value scope is 10 ~ 15, the central axis of intermediate lever length direction is B with the central axis of constituteing down between the pole length direction between contained angle B, contained angle B's value scope is 10 ~ 15.
As a preferable scheme: braced frame includes the bottom plate, the body frame body, go up the connecting rod, lower connecting rod, L shape support piece and two lower L shape support pieces on two, the body frame body is square support body and its setting on the bottom plate, two lower L shape support pieces are vertical to be set up on the bottom plate side by side, the level is provided with lower connecting rod between two lower L shape support pieces, every lower L shape support piece's level end fixed connection is on the body frame body, every lower L shape support piece's vertical end fixed connection is on the bottom plate, every lower L shape support piece's top correspondence is provided with one and goes up L shape support piece, every horizontal end fixed connection who goes up L shape support piece is on the body frame body, every goes up on its lower L shape support piece's that corresponds of L shape support piece's vertical end fixed connection is served, the level is provided with.
As a preferable scheme: the end part of the limiting piece is correspondingly provided with a connecting plate, the connecting plate is arranged in one-to-one correspondence with the lower L-shaped supporting pieces, the connecting plate comprises a first plate body and a second plate body, one end of the first plate body is in sliding fit with the corresponding lower L-shaped supporting pieces, the other end of the first plate body is hinged with one end of the second plate body, and the other end of the second plate body is connected with the limiting piece.
As a preferable scheme: the plurality of connecting bulges comprise two upper connecting bulges and two lower connecting bulges, the upper connecting bulges and the upper L-shaped supporting pieces are arranged in a one-to-one correspondence manner, the lower connecting bulges and the lower L-shaped supporting pieces are arranged in a one-to-one correspondence manner, each lower L-shaped supporting piece is provided with a first socket matched with the lower connecting bulges, the lower connecting bulges are inserted into the first sockets, each upper L-shaped supporting piece is provided with a second socket matched with the upper connecting bulges, and the upper connecting bulges are inserted into the second sockets.
As a preferable scheme: the several connection protrusion further comprises two groups of adjusting parts, a group of adjusting parts are respectively arranged on the inner walls of the two sides of the main frame body, each group of adjusting parts comprises a plurality of small connectors, one side, facing the main frame body, of the supporting frame is provided with a plurality of third sockets, the small connectors are arranged in a one-to-one correspondence manner with the third sockets, and each small connector is detachably connected with the corresponding third socket.
As a preferable scheme: the lower end face of the upper connecting rod is provided with a plurality of first limiting supports along the length direction of the lower connecting rod, and the upper end face of the lower connecting rod is provided with a plurality of second limiting supports along the length direction of the upper connecting rod.
As a preferable scheme: the outer supporting seat body of several includes a plurality of long supporting seats and a plurality of short supporting seats, and a plurality of short supporting seats set up side by side on the outer wall of main frame body along the length direction of horizontal pole, and a plurality of long supporting seats set up side by side on the outer wall of main frame body along the length direction of horizontal pole, and the setting of gyro wheel is kept away from to the short supporting seat near the gyro wheel, long supporting seat.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a vertical frock of aircraft cargo hold door is exclusively used in for making aircraft cargo hold door in-process, realize stabilizing the clamping action to the interior skin of making aircraft cargo hold door. The utility model discloses a mutually support between braced frame, removal frame, top connecting piece and the lateral part connecting piece and turn to vertical clamping state with interior covering by the horizontality, realize the smooth action that turns to in the centre gripping in-process of interior covering, interior covering is in the centre gripping gap that forms between removal frame and the braced frame in the course of working, the utility model discloses a processing interior covering provides sufficient space and position.
Two, the utility model discloses in cooperate through braced frame, removal frame, top connecting piece, lateral part connecting piece and work ladder and can realize the centre gripping action of interior covering, can also assist staff's quick travel, the convenience is processed each position of the interior covering that is in vertical state, is particularly convenient for process the top of interior covering.
Thirdly, the utility model discloses rational in infrastructure, convenient operation, the locate mode is stable and accurate, is applicable to in the production process of batch manufacturing aircraft cargo hatch door.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic diagram of the right-side view structure of the present invention;
fig. 3 is a schematic top view of the present invention;
fig. 4 is a schematic perspective view of the present invention;
FIG. 5 is a diagram of a moving process of the moving frame, illustrating three moving positions of the moving frame;
FIG. 6 is a schematic perspective view of a first limiting support;
fig. 7 is a schematic perspective view of the second limit support.
In the figure: 1-a support frame; 1-1-a base plate; 1-2-main frame body; 1-3-upper connecting rod; 1-4-lower connecting rod; 1-5-upper L-shaped support member; 1-6-lower L-shaped support member; 2-moving the frame; 3-a top connection; 5, a working ladder; 6-clamping the gap; 7-a main frame body; 8-limiting sheet; 9-a roller; 10-an outer support base; 10-1-long support seat; 10-2-short support seat; 11-1-upper connecting projection; 11-2-lower connecting projections; 11-3-small connector; 12-a longitudinal bar; 12-1-upper composition rod; 12-2-a first steering block; 12-3-middle rod; 12-4-a second steering block; 12-5-lower part forming rod; 13-a transverse bar; 14-a connecting plate; 14-1-a first plate body; 14-2-a second plate body; 15-a first socket; 16-a second socket; 17-a third socket; 18-a hook portion; 20-a first limit support; 20-1-a first support head; 20-2-a first support block; 20-3-a first support; 21-a second limiting support; 21-1-a second support head; 21-2-a second support block; 21-3-a second support seat; 22-ground; 23-a stop block assembly.
The specific implementation mode is as follows:
in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.
The first embodiment is as follows: the embodiment is described with reference to fig. 1, 2, 3, 4, 5, 6 and 7, and includes a supporting frame 1, a moving frame 2, a top connecting member 3 and a working ladder 5, where the supporting frame 1 is vertically disposed, the moving frame 2 is vertically disposed on one side of the supporting frame 1, a clamping gap 6 matched with an inner skin is formed between the moving frame 2 and the supporting frame 1, the top end of the moving frame 2 is detachably connected with the supporting frame 1 through the top connecting member 3, the moving frame 2 is detachably connected with the supporting frame 1 towards one side of the supporting frame 1, the bottom end of the moving frame 2 is hinged with the supporting frame 1, and the working ladder 5 is obliquely disposed on the other side of the supporting frame 1;
remove frame 2 and include that main frame body 7, spacing piece 8, a plurality of gyro wheel 9, several support pedestal 10 and several connect protrudingly outward, spacing piece 8 level sets up in braced frame 1's bottom, braced frame 1's direction of height reciprocating motion is followed at spacing piece 8's both ends, main frame body 7's arc framework, main frame body 7's bottom are provided with a plurality of gyro wheels 9 side by side, and main frame body 7's bottom inside wall articulates on spacing piece 8, and main frame body 7's outer wall has arranged and has supported pedestal 10 outward with ground 22 matched with several, and the both sides of main frame body 7 inner wall are connected protrudingly through several connection and can be dismantled with braced frame 1 and be connected.
As shown in fig. 5, in the present embodiment, the initial state during the rotation of the moving frame 2, the horizontal state during the rotation and finally the contact with the ground are realized by a hoisting method, and the hook portion 18 of the crane is connected to the top of the moving frame 2 to realize the rotation of the moving frame 2.
In this embodiment, the top connector 3 can be dismantled with braced frame 1 through top connector 3 for realizing the top of moving frame 2 and be connected the structure of effect, top connector 3 includes the socket, bolt and go-between, it sets up on braced frame 1 to go up the socket, the go-between sets up on main frame body 7, it includes pedestal and two connection auricles to go up the socket, every connection auricle has the connecting hole along its thickness direction processing, two connection auricles set up side by side and fixed connection on the pedestal, be formed with the clearance between two connection auricles, the go-between sets up in the clearance between two connection auricles, realize dismantling the connection through the bolt between go-between and two connection auricles. Other existing detachable connection structures may be substituted.
The second embodiment is as follows: the present embodiment is further limited to the first embodiment, the main frame 7 includes two longitudinal rods 12 and four transverse rods 13, the longitudinal rods 12 are arc-shaped rods, the two longitudinal rods 12 are juxtaposed, the four transverse rods 13 are disposed between the two longitudinal rods 12, and two ends of each transverse rod 13 are respectively fixedly connected to the two longitudinal rods 12. The main frame body 7 formed by the two longitudinal rods 12 and the four transverse rods 13 is a latticed frame body, and meshes formed by the longitudinal rods 12 and the transverse rods 13 in a transversely-longitudinally staggered mode are used for machining operation openings of the inner skin.
The third concrete implementation mode: the present embodiment is further limited by the first or second embodiment, as shown in fig. 5, the longitudinal rod 12 includes an upper composition rod 12-1, a first turning block 12-2, a middle rod 12-3, a second turning block 12-4 and a lower composition rod 12-5, a lower end of the upper composition rod 12-1 is integrally connected to an upper end of the middle rod 12-3 through the first turning block 12-2, a lower end of the middle rod 12-3 is integrally connected to an upper end of the lower composition rod 12-5 through the second turning block 12-4, an included angle between a central axis of the upper composition rod 12-1 in the length direction and a central axis of the middle rod 12-3 in the length direction is a, a value range of the included angle a is 10 to 15 °, an included angle between a central axis of the middle rod 12-3 in the length direction and a central axis of the lower composition rod 12-5 in the length direction is B, the included angle B ranges from 10 degrees to 15 degrees.
In this embodiment the upper component bar 12-1, the first turning block 12-2, the intermediate bar 12-3, the second turning block 12-4 and the lower component bar 12-5 cooperate with each other to form an arc-shaped structure corresponding to the corresponding structure of the finished aircraft cargo door, which is used to limit the shape of the inner skin and facilitate the further processing of the inner skin.
The value ranges of the included angle A and the included angle B in the embodiment are obtained according to the design requirements of the cargo hold door of the airplane.
The fourth concrete implementation mode: the embodiment is further limited by the first, second or third embodiment, the supporting frame 1 includes a bottom plate 1-1, a main frame body 1-2, an upper connecting rod 1-3, a lower connecting rod 1-4, two upper L-shaped supporting members 1-5 and two lower L-shaped supporting members 1-6, the main frame body 1-2 is a square frame body and is arranged on the bottom plate 1-1, the two lower L-shaped supporting members 1-6 are vertically arranged on the bottom plate 1-1 in parallel, the lower connecting rod 1-4 is horizontally arranged between the two lower L-shaped supporting members 1-6, the horizontal end of each lower L-shaped supporting member 1-6 is fixedly connected on the main frame body 1-2, the vertical end of each lower L-shaped supporting member 1-6 is fixedly connected on the bottom plate 1-1, one upper L-shaped supporting member 1-5 is correspondingly arranged above each lower L-shaped supporting member 1-6, the horizontal end of each upper L-shaped supporting piece 1-5 is fixedly connected to the main frame body 1-2, the vertical end of each upper L-shaped supporting piece 1-5 is fixedly connected to the horizontal end of the corresponding lower L-shaped supporting piece 1-6, and an upper connecting rod 1-3 is horizontally arranged between the two upper L-shaped supporting pieces 1-5.
The fifth concrete implementation mode: the embodiment is further limited by the first, second, third or fourth specific embodiments, the end of the limiting piece 8 is correspondingly provided with a connecting plate 14, the connecting plate 14 is correspondingly arranged with the lower L-shaped supporting pieces 1-6 one by one, the connecting plate 14 comprises a first plate body 14-1 and a second plate body 14-2, one end of the first plate body 14-1 is in sliding fit with the corresponding lower L-shaped supporting piece 1-6, the other end of the first plate body 14-1 is hinged with one end of the second plate body 14-2, and the other end of the second plate body 14-2 is connected with the limiting piece 8.
In this embodiment, the first plate 14-1 and the second plate 14-2 of the connecting plate 14 cooperate with each other to adjust the distance between the supporting frame 1 and the moving frame 2, so that the moving frame 2 can rotate.
In the present embodiment, the inner side wall of the lower L-shaped support member 1-6 is formed with a sliding groove along the height direction thereof. The sliding groove is in sliding fit with the end of the first plate 14-1.
As shown in fig. 4 and 5, in this embodiment, a plurality of sets of limiting block assemblies 23 that cooperate with the moving frame 2 are disposed on the ground 22, the plurality of sets of limiting block assemblies 23 are disposed in parallel, each set of limiting block assemblies 23 includes two limiting single blocks, and a gap that cooperates with the roller 9 is formed between the two limiting single blocks, so as to cooperate with the roller 9 to realize a rotating motion. The number of the groups of the limiting block assemblies 23 is one-to-one corresponding to the number of the rollers 9.
The sixth specific implementation mode: the embodiment is further limited by the first, second, third, fourth or fifth embodiment, wherein the plurality of connecting protrusions comprise two upper connecting protrusions 11-1 and two lower connecting protrusions 11-2, the upper connecting protrusions 11-1 and the upper L-shaped supporting members 1-5 are arranged in a one-to-one correspondence manner, the lower connecting protrusions 11-2 and the lower L-shaped supporting members 1-6 are arranged in a one-to-one correspondence manner, each lower L-shaped supporting member 1-6 is provided with a first socket 15 matched with the lower connecting protrusion 11-2, the lower connecting protrusions 11-2 are inserted into the first sockets 15, each upper L-shaped supporting member 1-5 is provided with a second socket 16 matched with the upper connecting protrusion 11-1, and the upper connecting protrusions 11-1 are inserted into the second sockets 16.
In this embodiment, the first socket 15 is formed with a first insertion hole for engaging with the lower connecting protrusion 11-2.
In this embodiment, the second socket 16 is formed with a second insertion hole for engaging with the upper connecting projection 11-1.
In this embodiment, the first socket 15 and the lower connecting protrusion 11-2 are connected and separated by opening and closing the existing pneumatic control assembly, and similarly, the second socket 16 and the upper connecting protrusion 11-1 are connected and separated by opening and closing the existing pneumatic control assembly. The coupling between the first receptacle 15 and the lower coupling projection 11-2 and the coupling between the second receptacle 16 and the upper coupling projection 11-1 have the effect of a multi-position definition of the inner skin in the clamping gap 6,
the seventh embodiment: the embodiment is further limited by the first, second, third, fourth, fifth or sixth specific embodiments, the plurality of connecting protrusions further comprise two groups of adjusting parts, the inner walls of the two sides of the main frame body 7 are respectively provided with one group of adjusting parts, each group of adjusting parts comprises a plurality of small connectors 11-3, one side of the supporting frame 1, which faces the main frame body 7, is provided with a plurality of third sockets 17, the small connectors 11-3 are arranged in one-to-one correspondence with the third sockets 17, and each small connector 11-3 is detachably connected with the corresponding third socket 17. The small connector 11-3 is matched with the third socket 17 to achieve the effect of achieving side auxiliary positioning on the inner skin in the clamping gap 6, and the position of the inner skin is further effectively limited.
The specific implementation mode is eight: the present embodiment is a further limitation of the first, second, third, fourth, fifth, sixth or seventh embodiments, and as shown in fig. 4, 5, 6 and 7, the lower end surface of the upper connecting rod 1-3 is provided with a plurality of first limit seats 20 along the length direction thereof, and the upper end surface of the lower connecting rod 1-4 is provided with a plurality of second limit seats 21 along the length direction thereof. The locating action to the interior covering is all realized to a plurality of first spacing supports 20 and a plurality of second spacing supports 21, ensures that the position of interior covering is stable, and is difficult not hard up, can also cooperate to remove frame 2 and realize the tight effect of clamp to the interior covering.
In this embodiment, the first limiting support 20 includes a first support head 20-1, a first support block 20-2 and a first support base 20-3, one end of the first support head 20-1 is a flexible end for supporting the inner skin, the other end of the first support head 20-1 is a fixed end fixedly connected to the first support block 20-2, the first support head 20-1 is fixedly connected to the bottom surface of the first support base 20-3 through the first support block 20-2, the first support block 20-2 is an inclined block, and the height of the first support block 20-2 increases from the flexible end to the fixed end of the first support head 20-1.
In this embodiment, the second limiting support 21 includes a second support head 21-1, a second support block 21-2 and a second support seat 21-3, one end of the second support head 21-1 is a flexible end for supporting the inner skin, the other end of the second support head 21-1 is a fixed end fixedly connected to the second support block 21-2, the second support head 21-1 is fixedly connected to the top surface of the second support seat 21-3 through the second support block 21-2, the second support block 21-2 is an inclined block, and the height of the second support block 21-2 decreases progressively from the flexible end to the fixed end of the first support head 20-1.
The specific implementation method nine: the present embodiment is further limited to the first, second, third, fourth, fifth, sixth, seventh or eighth embodiment, wherein the plurality of outer support bases 10 includes a plurality of long support bases 10-1 and a plurality of short support bases 10-2, the plurality of short support bases 10-2 are arranged in parallel on the outer wall of the main frame 7 along the length direction of the transverse rod 13, the plurality of long support bases 10-1 are arranged in parallel on the outer wall of the main frame 7 along the length direction of the transverse rod 13, the short support bases 10-2 are arranged close to the roller 9, and the long support bases 10-1 are arranged far away from the roller 9.
In this embodiment, the plurality of long support seats 10-1 and the plurality of short support seats 10-2 have an effect that the main frame 7 can be stably disposed on the ground 23, and both have a supporting effect. The length dimensions of the plurality of long support seats 10-1 and the plurality of short support seats 10-2 are specifically defined depending on the arc shape of the main frame body 7.
The detailed implementation mode is ten: the embodiment is further limited by the first, second, third, fourth, fifth, sixth, seventh, eighth or ninth specific embodiments, in the embodiment, when the moving frame 2 is in the horizontal state, and the inner skin is placed on the moving frame 2, the inner skin is stably positioned on the moving frame 2, so that when the moving frame 2 drives the inner skin to rotate, the position of the inner skin is fixed and is not loosened. Realize the location of interior covering through the temporary fixing spare, the temporary fixing spare for connect rope or other current fixed modes can, treat that the stable centre gripping of interior covering is when removing centre gripping gap 6 between frame 2 and braced frame 1, remove the temporary fixing spare can.
The clamping process of the inner skin of the present invention is described with reference to fig. 1 to 7:
the top of the movable frame 2 is detached from the supporting frame 1, the movable frame 2 is pulled down and is increased in distance with the bottom of the supporting frame 1 through the connecting plate 14, after the rollers 9 and the ground 22 of the movable frame 2 are contacted, the rollers 9 in the movable frame 2 are used as rotating points to rotate until the movable frame 2 is horizontally arranged on the ground 22, the inner skin is placed on the top surface of the movable frame 2, the top surface is a clamping surface matched with the supporting frame 1, the movable frame 2 with the inner skin is rotated back to the original position until the inner skin is tightly attached to the plurality of first limiting supports 20 and the plurality of second limiting supports 21 on the supporting frame 1, the top of the movable frame 2 is connected with the supporting frame 1 again, and the inner skin is further processed.
Claims (9)
1. The utility model provides an assembly jig of aircraft cargo hold door which characterized in that: the movable type working ladder comprises a supporting frame (1), a movable frame (2), a top connecting piece (3) and a working ladder (5), wherein the supporting frame (1) is vertically arranged, the movable frame (2) is vertically arranged on one side of the supporting frame (1), a clamping gap (6) matched with an inner skin is formed between the movable frame (2) and the supporting frame (1), the top end of the movable frame (2) is detachably connected with the supporting frame (1) through the top connecting piece (3), the movable frame (2) is detachably connected with the supporting frame (1) towards one side of the supporting frame (1), the bottom end of the movable frame (2) is hinged with the supporting frame (1), and the working ladder (5) is obliquely arranged on the other side of the supporting frame (1);
remove frame (2) including main framework (7), spacing piece (8), a plurality of gyro wheel (9), the outer pedestal (10) that supports of several and several connection arch, spacing piece (8) level sets up the bottom at braced frame (1), the direction of height reciprocating motion of braced frame (1) is followed at the both ends of spacing piece (8), the arc framework of main framework (7), the bottom of main framework (7) is provided with a plurality of gyro wheels (9) side by side, and the bottom inside wall of main framework (7) articulates on spacing piece (8), and the outer wall of main framework (7) is arranged and is supported pedestal (10) outward with ground (22) matched with several, and the both sides of main framework (7) inner wall are connected arch and braced frame (1) through the several and can be dismantled and be connected.
2. An assembly fixture, particularly for an aircraft cargo door, according to claim 1, characterized in that: the main frame body (7) comprises two longitudinal rods (12) and four transverse rods (13), the longitudinal rods (12) are arc-shaped rods, the two longitudinal rods (12) are arranged in parallel, the four transverse rods (13) are arranged between the two longitudinal rods (12), and two ends of each transverse rod (13) are fixedly connected to the two longitudinal rods (12) respectively.
3. An assembly fixture, particularly for an aircraft cargo door, according to claim 1, characterized in that: the longitudinal rod (12) comprises an upper composition rod (12-1), a first steering block (12-2), a middle rod (12-3), a second steering block (12-4) and a lower composition rod (12-5), the lower end of the upper composition rod (12-1) is integrally connected with the upper end of the middle rod (12-3) through the first steering block (12-2), the lower end of the middle rod (12-3) is integrally connected with the upper end of the lower composition rod (12-5) through the second steering block (12-4), the central axis of the upper composition rod (12-1) in the length direction and the central axis of the middle rod (12-3) in the length direction form an included angle A, the value range of the included angle A is 10-15 degrees, the central axis of the middle rod (12-3) in the length direction and the central axis of the lower composition rod (12-5) in the length direction form an included angle B, the included angle B ranges from 10 degrees to 15 degrees.
4. An assembly fixture, particularly for an aircraft cargo door, according to claim 1, characterized in that: the supporting frame (1) comprises a bottom plate (1-1), a main frame body (1-2), an upper connecting rod (1-3), a lower connecting rod (1-4), two upper L-shaped supporting pieces (1-5) and two lower L-shaped supporting pieces (1-6), the main frame body (1-2) is a square frame body and is arranged on the bottom plate (1-1), the two lower L-shaped supporting pieces (1-6) are vertically arranged on the bottom plate (1-1) in parallel, the lower connecting rod (1-4) is horizontally arranged between the two lower L-shaped supporting pieces (1-6), the horizontal end of each lower L-shaped supporting piece (1-6) is fixedly connected on the main frame body (1-2), and the vertical end of each lower L-shaped supporting piece (1-6) is fixedly connected on the bottom plate (1-1), an upper L-shaped supporting piece (1-5) is correspondingly arranged above each lower L-shaped supporting piece (1-6), the horizontal end of each upper L-shaped supporting piece (1-5) is fixedly connected to the main frame body (1-2), the vertical end of each upper L-shaped supporting piece (1-5) is fixedly connected to the horizontal end of the corresponding lower L-shaped supporting piece (1-6), and an upper connecting rod (1-3) is horizontally arranged between the two upper L-shaped supporting pieces (1-5).
5. An assembly fixture, particularly for an aircraft cargo door, according to claim 4, characterized in that: the end part of the limiting piece (8) is correspondingly provided with a connecting plate (14), the connecting plate (14) and the lower L-shaped supporting pieces (1-6) are arranged in a one-to-one correspondence mode, the connecting plate (14) comprises a first plate body (14-1) and a second plate body (14-2), one end of the first plate body (14-1) is in sliding fit with the corresponding lower L-shaped supporting pieces (1-6), the other end of the first plate body (14-1) is hinged to one end of the second plate body (14-2), and the other end of the second plate body (14-2) is connected with the limiting piece (8).
6. An assembly fixture, particularly for an aircraft cargo door, according to claim 4 or 5, characterized in that: the plurality of connecting bulges comprise two upper connecting bulges (11-1) and two lower connecting bulges (11-2), the upper connecting bulges (11-1) and the upper L-shaped supporting pieces (1-5) are arranged in a one-to-one corresponding mode, the lower connecting bulges (11-2) and the lower L-shaped supporting pieces (1-6) are arranged in a one-to-one corresponding mode, a first socket (15) matched with the lower connecting bulges (11-2) is arranged on each lower L-shaped supporting piece (1-6), the lower connecting bulges (11-2) are inserted into the first sockets (15), a second socket (16) matched with the upper connecting bulges (11-1) is arranged on each upper L-shaped supporting piece (1-5), and the upper connecting bulges (11-1) are inserted into the second sockets (16).
7. An assembly fixture, particularly for an aircraft cargo door, according to claim 6, characterized in that: the plurality of connecting bulges further comprise two groups of adjusting parts, a group of adjusting parts are respectively arranged on the inner walls of the two sides of the main frame body (7), each group of adjusting parts comprises a plurality of small connectors (11-3), one side, facing the main frame body (7), of the supporting frame (1) is provided with a plurality of third sockets (17), the small connectors (11-3) and the third sockets (17) are arranged in a one-to-one correspondence mode, and each small connector (11-3) is detachably connected with the corresponding third socket (17).
8. An assembly fixture, particularly for an aircraft cargo door, according to claim 6, characterized in that: the lower end surface of the upper connecting rod (1-3) is provided with a plurality of first limiting supports (20) along the length direction, and the upper end surface of the lower connecting rod (1-4) is provided with a plurality of second limiting supports (21) along the length direction.
9. An assembly fixture, particularly for an aircraft cargo door, according to claim 2, characterized in that: the plurality of outer supporting base bodies (10) comprise a plurality of long supporting seats (10-1) and a plurality of short supporting seats (10-2), the plurality of short supporting seats (10-2) are arranged on the outer wall of the main frame body (7) in parallel along the length direction of the transverse rod (13), the plurality of long supporting seats (10-1) are arranged on the outer wall of the main frame body (7) in parallel along the length direction of the transverse rod (13), the short supporting seats (10-2) are arranged close to the rollers (9), and the long supporting seats (10-1) are arranged far away from the rollers (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988214.5U CN212473960U (en) | 2020-06-02 | 2020-06-02 | Assembly jig special for aircraft cargo hold door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988214.5U CN212473960U (en) | 2020-06-02 | 2020-06-02 | Assembly jig special for aircraft cargo hold door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212473960U true CN212473960U (en) | 2021-02-05 |
Family
ID=74447485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020988214.5U Expired - Fee Related CN212473960U (en) | 2020-06-02 | 2020-06-02 | Assembly jig special for aircraft cargo hold door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212473960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113443166A (en) * | 2021-06-25 | 2021-09-28 | 成都飞机工业（集团）有限责任公司 | Laminated hole-making and flexible assembling system for complex curved surface of airplane front body component |
-
2020
- 2020-06-02 CN CN202020988214.5U patent/CN212473960U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113443166A (en) * | 2021-06-25 | 2021-09-28 | 成都飞机工业（集团）有限责任公司 | Laminated hole-making and flexible assembling system for complex curved surface of airplane front body component |
| CN113443166B (en) * | 2021-06-25 | 2022-06-14 | 成都飞机工业（集团）有限责任公司 | Laminated hole-making and flexible assembling system for complex curved surface of airplane front body component |
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