CN216867931U

CN216867931U - Multi-degree-of-freedom adjustment supporting device

Info

Publication number: CN216867931U
Application number: CN202220644110.1U
Authority: CN
Inventors: 贺康; 马慧; 柯丽萍; 周振月; 刘灿; 周振凤; 武强; 王志强
Original assignee: China Ordnance Industry Group Jiangshan Heavy Industry Research Institute Co ltd
Current assignee: China Ordnance Industry Group Jiangshan Heavy Industry Research Institute Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-07-01
Anticipated expiration: 2032-03-23

Abstract

A multi-degree-of-freedom adjusting and supporting device comprises a bottom plate, a plurality of supporting bases, four horizontal adjusting devices and a hoisting device arranged on the bottom plate; each supporting base is arranged on the bottom plate, the positioning position of each supporting base is adjustable, and each supporting base corresponds to the mounting plate at each position of the bottom frame one by one; the supporting base comprises a mounting seat, a sliding block and a driving device, wherein the sliding block and the driving device are arranged in an inner cavity of the mounting seat; screw groups are erected at two end parts of the top surface of the sliding block, each screw group consists of two screws, each screw on the same supporting base corresponds to a mounting hole on a corresponding mounting plate at the bottom of the underframe one by one, a yielding through hole for yielding the corresponding screw is arranged at the top end of the mounting base, and the diameter of the yielding through hole is larger than the outer diameter of the screw; the hoisting device is arranged on the bottom plate and is adjustable in height; each horizontal adjusting device comprises a jack and a jack base fixed on the bottom plate. Effectively improve debugging efficiency, reduce intensity of labour simultaneously.

Description

Multi-degree-of-freedom adjustment supporting device

Technical Field

The utility model belongs to a supporting device, and particularly relates to a multi-degree-of-freedom adjusting supporting device.

Background

The firepower system without the chassis can be used for naval vessels, automobiles, crawler-type armored vehicles and the like. The fire system without the chassis needs to be debugged on a debugging platform after the assembly is finished, the debugging platform used in the past is a cement pouring foundation platform, and a flat hard ground in a workshop is subjected to a cement pouring foundation bolt mode. In the use, can not guarantee all bolt holes and rag bolt perfect adaptation on the base, and the product installation leveling wastes time and energy, occupies a large amount of spaces in the factory building and can not remove, and the limitation is great. And the debugging platform used in the past is a cement pouring platform, cement is poured to fix the foundation bolts after ground construction, the positions of the foundation bolts cannot be changed once being determined, and errors of mounting holes formed by welding after machining on the underframe cannot be effectively contained.

Disclosure of Invention

The utility model aims to solve the defects of the prior art, thereby providing a multi-degree-of-freedom adjusting and supporting device, effectively improving the debugging efficiency and reducing the labor intensity.

The technical scheme of the utility model is as follows: a multi-degree-of-freedom adjusting and supporting device is used for supporting an underframe of a fire system and comprises a bottom plate, a plurality of supporting bases for supporting the underframe, four horizontal adjusting devices for leveling the underframe and a hoisting device arranged on the bottom plate;

each supporting base is arranged on the bottom plate, the positioning position of each supporting base is adjustable, and each supporting base corresponds to each mounting plate at the bottom of the bottom frame one by one;

the supporting base comprises a mounting seat, a sliding block arranged in an inner cavity of the mounting seat and a driving device for driving the sliding block to translate;

screw groups are vertically arranged at two end parts of the top surface of the sliding block, each screw group consists of two screws, each screw on the same supporting base corresponds to a mounting hole on a corresponding mounting plate at the bottom of the underframe one by one, a yielding through hole for yielding the corresponding screw is arranged at the top end of the mounting seat, and the diameter of the yielding through hole is larger than the outer diameter of the screw;

the hoisting device is arranged on the bottom plate and is adjustable in height; each horizontal adjusting device comprises a jack and a jack base fixed on the bottom plate.

The base frame is of a # -shaped structure assembled by two transverse supporting rods and a plurality of longitudinal supporting rods, mounting plates extending along the longitudinal direction are arranged at the bottoms of the two transverse supporting rods, the mounting plates extending along the transverse direction are arranged at the bottoms of the longitudinal supporting rods, mounting holes are formed in the mounting plates, triangular plate groups are arranged on the two transverse supporting rods and two sides of the end parts of the plurality of longitudinal supporting rods positioned on the outer sides of the two transverse supporting rods, each triangular plate group is composed of at least two triangular plates arranged side by side, and a circular ring-shaped mounting seat for mounting a seat ring of a thermal system is arranged at the top end of the base frame; and four horizontal adjusting devices are supported at the bottoms of four cross points of the # -shaped structure.

The distance between two screw groups is slightly larger than the width of the supporting rod of the bottom frame, and the distance between two screws in the same group is slightly larger than the total width of the triangular plate group at the same position on the bottom frame.

The bottom plate is provided with 12 supporting bases, wherein 8 supporting bases are longitudinally arranged, 4 supporting bases are a group of two transverse supporting rods used for supporting the bottom frame, and the rest 4 supporting bases are transversely arranged, and two supporting bases are a group of longitudinal supporting rods used for supporting the bottom frame.

The middle part of the mounting seat protrudes upwards to form a square inner cavity, and the sliding block is of a hollow square structure and the size of the sliding block is smaller than that of the inner cavity in the middle part of the mounting seat.

The two groups of driving devices are respectively arranged on the transverse central line and the longitudinal central line of the supporting base.

The driving device is composed of two screw rod assemblies symmetrically arranged at two ends of the mounting seat, each screw rod assembly comprises a first bolt, a hexagonal clamping sleeve and a nut, the head of each bolt is located in an inner cavity of the corresponding sliding block, the tail of each bolt penetrates through the corresponding through hole of the corresponding sliding block and the corresponding mounting seat and then is fastened through the two nuts, each hexagonal clamping sleeve is of a square structure with a hexagonal prism groove in the middle, the upper end face of each hexagonal clamping sleeve abuts against the upper end face of the corresponding sliding block, the lower end face of each hexagonal clamping sleeve is flush with the bottom face of the corresponding sliding block, and the hexagonal clamping sleeves the head of each bolt.

The driving device comprises a screw assembly and a bolt II which are respectively arranged at two ends of the mounting seat, the screw assembly comprises a bolt I, a hexagonal cutting sleeve and nuts, the head of the bolt I is positioned in the inner cavity of the sliding block, the tail of the bolt I penetrates through the sliding block and a through hole corresponding to the mounting seat and then is fastened by the two nuts, the hexagonal cutting sleeve is of a directional structure with a hexagonal groove in the middle, the upper end surface of the hexagonal cutting sleeve is abutted against the upper end surface of the sliding block, the lower end surface of the hexagonal cutting sleeve is flush with the bottom surface of the sliding block, and the hexagonal cutting sleeve is sleeved on the head of the bolt I; and the second bolt penetrates through the through hole in the mounting seat and then is in threaded connection with the threaded hole in the sliding block.

The bottom plate is divided into a left bottom plate and a right bottom plate from the middle part, step parts which can be mutually butted are extended outwards in a staggered mode from opposite sides of the left bottom plate and the right bottom plate, the step parts of the left bottom plate and the right bottom plate are fixedly connected through a pressing plate after being butted, pin holes are formed in the step parts of the left bottom plate and the right bottom plate and in the corresponding positions of the pressing plate, the pin holes are located through step pins, and mounting screw holes are formed in the two end parts of the pressing plate and the corresponding positions of the left bottom plate and the right bottom plate and are fastened through bolt connection.

The hoisting device comprises a hoisting ring mounting plate and a hoisting ring fixed on the hoisting ring mounting plate; the installation base, the horizontal adjusting device and the hoisting device are welded on the bottom plate, the upper end faces of the installation base plates are parallel and level, and threaded installation holes are formed in the installation base of the support base, the jack base of the horizontal adjusting device and the hoisting ring installation plate of the hoisting device, corresponding to the installation base plates, and are installed and fastened through bolts; and a weight reduction groove is dug in the middle of the bottom plate.

Has the beneficial effects that: the utility model realizes circumferential fine adjustment of the supporting device in the horizontal direction by moving the sliding block in the mounting seat, and realizes adjustment of the horizontal and longitudinal levels of the product by the separated hydraulic jack. The hoisting and debugging rigidity is guaranteed, and meanwhile the assembling precision is guaranteed.

According to the utility model, the bolt adjusting sliding block slides in the mounting seat, so that the adjustment of the position of the mounting bolt of the underframe is realized, and the error of the mounting hole of the underframe is eliminated.

The special supporting device for product debugging is suitable for debugging after assembly of small-batch production of products without fixed chassis, has the functions of containing errors of the bolt holes of the chassis, and can circumferentially adjust for 5mm on the basis of a theoretical value; in order to meet the requirements of rigidity and precision in the debugging process, the split splicing type bottom plate is adopted, so that the production flexibility is ensured, the occupied area is small, and the damage degree to the ground in a factory building is small after production; the separated hydraulic jack is used for assisting the leveling of the product to debug, and the method has important significance for improving the production efficiency, reducing the labor intensity and improving the product quality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a block diagram of a support base according to an embodiment of the present invention;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic diagram of a second exemplary embodiment of a support base;

FIG. 5 is a sectional view taken along line B-B of FIG. 4;

FIG. 6 is a use diagram of the present invention;

in the figure: 1. support base, 2, mounting plate, 3, hoisting ring mounting panel, 4, jack base, 5, left bottom plate, 6, right bottom plate, 7, clamp plate, 8, first bolt, 9, hoist device, 10, second bolt, 15, rings, 16, step round pin, 17, jack, 18, mount pad, 19, slider, 20, hexagonal cutting ferrule, 21, screw rod, 22, bolt one, 23, nut, 24, bolt two, 25, chassis.

Detailed Description

In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.

In fig. 1, a weight-reducing slot is dug in the middle of the bottom plate. The bottom plate is divided into a left bottom plate 5 and a right bottom plate 6, the left bottom plate 5 and the right bottom plate 6 are separately processed, and then the two bottom plates 7, a plurality of second bolts 10, a plurality of gaskets and a plurality of step pins 16 are fixed together, so that the rigidity of the bottom plate is ensured, and the processing precision of the bottom plate is ensured; the opposite side of left bottom plate 5 and right bottom plate 6 outwards misplaces and extends the step portion that can dock each other, left bottom plate 5 and right bottom plate 6 are last after the butt joint, the lower extreme face corresponds the parallel and level, clamp plate 7 pressure equipment is at left bottom plate 5 and right bottom plate 6 up end, clamp plate 7 both ends correspond the position with left bottom plate 5 and right bottom plate 6 and establish the installation screw, and fasten through bolted connection, there is the pinhole of equipartition at the middle part of clamp plate 7 along length direction, the step portion of left bottom plate 5 and right bottom plate 6 also has the pinhole that corresponds with clamp plate 7 middle part pinhole, step round pin 16 is installed at clamp plate 7, in the pinhole that left bottom plate 5 and right bottom plate 6 correspond, step round pin 16 is the step form, the tip and the pinhole clearance fit of lower extreme, the big tip internal diameter of upper end is greater than pinhole aperture. The base plate is provided with a plurality of supporting bases 1 which are used for supporting a limiting base frame 25 and are adjustable in positioning position, four horizontal adjusting devices which are used for leveling the base frame 25 and are adjustable in height, and a hoisting device 9, wherein each supporting base 1, each horizontal adjusting device and each hoisting device 9 are installed on one installation base plate 2 through a plurality of first bolts 8 and gaskets, the installation base plates 2 are welded on the left base plate and the right base plate, and only the upper plane of the installation base plate 2 is machined to obtain the required plane roughness; the hoisting device 9 comprises a hoisting ring mounting plate 3 and a hoisting ring 15 fixed on the hoisting ring mounting plate 3; each supporting base 1 corresponds to each mounting plate at the bottom of the bottom frame 25 one by one, the middle part of the mounting seat 18 of the supporting base 1 is upwards protruded to form a square inner cavity, bolt holes are arranged on the flat plates at the periphery, when the mounting seat 18 is mounted, the supporting base is connected with the corresponding mounting base plate 2 through a plurality of bolts and gaskets, the sliding block 19 is mounted in the inner cavity of the mounting seat 18 and can slide in the inner cavity of the mounting seat 18, the sliding block 19 is of a hollow square structure and the size of the sliding block is smaller than that of the inner cavity at the middle part of the mounting seat 18, screw rod groups used for positioning the bottom frame 25 are erected at the two end parts of the top surface of the sliding block 19, each screw rod group consists of two screw rods 21, the distance between the two screw rod groups is slightly larger than the width of the supporting rods of the bottom frame 25, the distance between the two screw rods 21 in the same group is slightly larger than the total width of the triangular plate groups on the bottom frame 25, each screw rod 21 on the same supporting base 1 corresponds to the mounting holes on the corresponding mounting plates one by one, the top end of the mounting seat 18 is provided with a yielding through hole for yielding the corresponding screw 21, and the diameter of the yielding through hole is larger than the outer diameter of the screw 21; horizontal adjustment device includes jack 17, fixes jack base 4 on mounting plate 2, and jack 17 is disconnect-type hydraulic jack, through adjustment disconnect-type hydraulic jack adjustment chassis 25 to horizontality, and quick leveling can be realized to this module, and quick the trade is produced, and it is comparatively convenient to use to pack up, and is not high to the place requirement.

The left bottom plate 5 and the right bottom plate 6 are provided with 12 supporting bases 1 in total, wherein 8 supporting bases are arranged along the longitudinal direction, 4 supporting bases are a group of two transverse supporting rods for supporting the bottom frame 25, and the rest 4 supporting bases are arranged along the transverse direction, and two supporting bases are a group of longitudinal supporting rods for supporting the bottom frame 25.

In fig. 2 and 3, the slide block 19 is driven by two sets of driving devices to adjust the position, the two sets of driving devices are respectively arranged on the transverse and longitudinal center lines of the supporting base 1, and the position of the slide block 19 can be adjusted along the transverse and longitudinal directions, the driving device in this embodiment is composed of a screw component and a bolt II 24 which are respectively arranged at two ends of the mounting base 18, the screw component comprises a bolt I22, a hexagonal cutting sleeve 20 and a nut 23, the head of the bolt I22 is positioned in the inner cavity of the slide block 19, the tail of the bolt I22 passes through the slide block 19 and a through hole corresponding to the mounting base 18 and then is fastened by the two nuts 23, the hexagonal cutting sleeve 20 is of a cubic structure, the middle part of the hexagonal cutting sleeve is provided with a transversely extending step through hole, the step through hole comprises a hexagonal groove and a round hole communicated with the hexagonal groove, the hexagonal groove is in clearance fit with the hexagonal prism at the head of the bolt I22, the cutting sleeve round hole is in clearance fit with the screw part of the bolt I22, the upper end surface of the hexagonal cutting sleeve is abutted against the upper end surface of the slide block 19, the lower end surface is flush with the bottom surface of the sliding block 19, and the hexagonal cutting sleeve 20 is sleeved on the head of the first bolt 22; the second bolt 24 penetrates through the through hole in the mounting seat 18 and then is in threaded connection with the threaded hole in the sliding block 19. The four screw rods 21 are arranged on the sliding block 19 in advance, then the sliding block 19 is placed in a cavity of the mounting base 18, the sliding block 19 is adjusted in the transverse and longitudinal positions through two groups of driving devices, during adjustment, firstly, outer nuts and bolts II 24 of the driving devices are loosened, the bolts I22 move outwards through screwing the inner nuts, then the hexagonal cutting sleeves 20 are driven to move outwards, finally, the sliding block 19 moves towards one side, and after the sliding block 19 moves in place, the outer nuts and the bolts II 24 are locked to completely fasten the sliding block 19.

In another embodiment, in fig. 4 and 5, the slider 19 is driven by the driving device to adjust the position, the driving device is also provided with two groups, the two groups of driving devices are respectively arranged on the transverse and longitudinal center lines of the supporting base 1, and the position of the slider 19 can be adjusted along the transverse and longitudinal directions, the driving device of this embodiment is composed of two screw assemblies symmetrically arranged at two ends of the mounting base 18, each screw assembly comprises a first bolt 22, a hexagonal cutting sleeve 20 and a nut 23, the head of the first bolt 22 is positioned in the inner cavity of the slider 19, the tail of the first bolt 22 penetrates through the slider 19 and a through hole corresponding to the mounting base 18 and then is fastened by the two nuts 23, the hexagonal cutting sleeve 20 is of a square structure with a hexagonal prism groove in the middle, the upper end face of the hexagonal cutting sleeve 20 abuts against the upper end face of the slider 19, the lower end face is flush with the bottom face of the slider 19, and the hexagonal cutting sleeve 20 is sleeved on the head of the first bolt 22. Slider 19, the aperture that is used for passing the through-hole of bolt 22 on the mount pad 18 is greater than the external diameter of bolt 22, when carrying out horizontal left adjustment, loosen the screw assembly of horizontal both sides, then through the nut on screwing up left side screw assembly, make left side screw rod move left and drive homonymy hexagonal cutting ferrule and move left, realize that slider 19 moves left, adjust the nut on the back locking screw rod of accomplishing, accomplish the location, this in-process is great because the aperture that passes through that is used for passing through the screw rod on the slider 19, two screw assemblies of vertical central line department can not interfere the moving left of slider 19, the adjustment principle to other three directions is the same. The position of the screw rod is changed by adjusting the slide block 19 in the mounting seat 18, so that the hole positions on the underframe 25 are aligned with the screw rod on each supporting base 1, and errors caused by underframe machining and assembling are eliminated.

In fig. 6, the underframe 25 is a # -shaped structure assembled by two transverse supporting rods and a plurality of longitudinal supporting rods, the bottoms of the two transverse supporting rods are provided with mounting plates extending along the longitudinal direction, the bottoms of the longitudinal supporting rods are provided with mounting plates extending along the transverse direction, the mounting plates are provided with mounting holes, the two transverse supporting rods and two sides of the end parts of the plurality of longitudinal supporting rods positioned at the outer sides are provided with triangular plate groups, each triangular plate group is composed of at least two triangular plates side by side, and the top end of the underframe 25 is provided with an annular mounting seat for mounting a seat ring of a thermal system; four leveling devices are supported at the bottom of four intersections of the # -shaped structure.

The working process is as follows:

1. the multi-degree-of-freedom adjusting and supporting device is placed in place on a hard flat ground;

2. hoisting a product underframe to the upper part of the supporting device 1; adjusting the direction to ensure that the mounting holes on the mounting plates at the bottom of the underframe 25 are matched with the bolts on the support bases 1;

3. loosening one nut on a double nut on a screw assembly on the supporting device 1, adjusting the position of a sliding block in the mounting seat by using the other nut, fastening the double nut and a fastening bolt after the adjustment is finished, and then mounting the underframe in place;

4. hoisting the product to a chassis and installing the product in place;

5. and adjusting the product to be in a horizontal state by using a separated hydraulic jack.

The above examples are provided to illustrate the technical ideas and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A multi freedom adjustment strutting arrangement for support firepower system's chassis (25), its characterized in that: comprises a bottom plate, a plurality of supporting bases (1) for supporting the bottom frame (25), four horizontal adjusting devices for leveling the bottom frame (25) and a hoisting device (9) arranged on the bottom plate;

each supporting base (1) is arranged on the bottom plate, and each supporting base (1) corresponds to each mounting plate at the bottom of the bottom frame (25) one by one;

the supporting base (1) comprises a mounting seat (18), a sliding block (19) arranged in an inner cavity of the mounting seat (18) and a driving device for driving the sliding block (19) to translate;

screw groups are erected at two end parts of the top surface of the sliding block (19), each screw group consists of two screws (21), each screw (21) on the same supporting base (1) corresponds to a mounting hole on a corresponding mounting plate at the bottom of the bottom frame (25) one by one, a yielding through hole for yielding the corresponding screw (21) is arranged at the top end of the mounting seat (18), and the diameter of the yielding through hole is larger than the outer diameter of the screw (21);

the hoisting device (9) is arranged on the bottom plate; each horizontal adjusting device comprises a jack (17) and a jack base (4) fixed on the bottom plate.

2. The multiple degree of freedom adjustment support device according to claim 1, characterized in that: the bottom frame (25) is of a # -shaped structure assembled by two transverse supporting rods and a plurality of longitudinal supporting rods, mounting plates extending along the longitudinal direction are arranged at the bottoms of the two transverse supporting rods, the mounting plates extending along the transverse direction are arranged at the bottoms of the longitudinal supporting rods, mounting holes are formed in the mounting plates, triangular plate groups are arranged on the two transverse supporting rods and two sides of the end parts of the plurality of longitudinal supporting rods positioned on the outer side of the two transverse supporting rods, each triangular plate group is composed of at least two triangular plates arranged side by side, and a circular ring-shaped mounting seat for mounting a seat ring of a thermal system is arranged at the top end of the bottom frame (25); four horizontal adjusting devices are supported at the bottoms of four cross points of the # -shaped structure.

3. The multiple degree of freedom adjustment support device according to claim 1 or 2, characterized in that: the distance between the two screw groups is slightly larger than the width of the supporting rods of the bottom frame (25), and the distance between the two screws (21) in the same group is slightly larger than the total width of the triangular plate group at the same position on the bottom frame (25).

4. The multiple degree of freedom adjustment support device according to claim 1, characterized in that: the bottom plate is provided with 12 supporting bases (1), wherein 8 supporting bases are longitudinally arranged, 4 supporting bases are a group of two transverse supporting rods used for supporting the bottom frame (25), and the rest 4 supporting bases are transversely arranged, and two supporting bases are a group of longitudinal supporting rods used for supporting the bottom frame (25).

5. The multi-degree-of-freedom adjustment support device according to claim 1, characterized in that: the middle part of the mounting seat (18) protrudes upwards to form a square inner cavity, and the sliding block (19) is of a hollow square structure and has a size smaller than that of the inner cavity in the middle part of the mounting seat (18).

6. The multi-degree-of-freedom adjustment support device according to claim 1, characterized in that: the two groups of driving devices are respectively arranged on the transverse and longitudinal central lines of the supporting base (1).

7. The multiple degree of freedom adjustment support device according to claim 1, characterized in that: the driving device is composed of two screw rod assemblies symmetrically arranged at two ends of a mounting seat (18), each screw rod assembly comprises a first bolt (22), a hexagonal clamping sleeve (20) and a nut (23), the head of each first bolt (22) is located in an inner cavity of the corresponding sliding block (19), the tail of each first bolt (22) penetrates through the corresponding sliding block (19), the mounting seat (18) is fastened through the two nuts (23) after corresponding through holes, each hexagonal clamping sleeve (20) is of a square structure with a hexagonal prism groove in the middle, the upper end face of each hexagonal clamping sleeve (20) is abutted to the upper end face of the corresponding sliding block (19), the lower end face of each hexagonal clamping sleeve is flush with the bottom face of the corresponding sliding block (19), and the hexagonal clamping sleeves (20) are sleeved on the heads of the first bolts (22).

8. The multiple degree of freedom adjustment support device according to claim 1, characterized in that: the driving device comprises a screw assembly and a second bolt (24) which are respectively arranged at two ends of the mounting seat (18), the screw assembly comprises a first bolt (22), a hexagonal clamping sleeve (20) and nuts (23), the head of the first bolt (22) is positioned in an inner cavity of the sliding block (19), the tail of the first bolt (22) penetrates through the sliding block (19) and a through hole corresponding to the mounting seat (18) and then is fastened through the two nuts (23), the hexagonal clamping sleeve (20) is of a directional structure with a hexagonal groove in the middle, the upper end face of the hexagonal clamping sleeve (20) is abutted to the upper end face of the sliding block (19), the lower end face of the hexagonal clamping sleeve is flush with the bottom face of the sliding block (19), and the hexagonal clamping sleeve (20) is sleeved on the head of the first bolt (22); and the second bolt (24) penetrates through the through hole on the mounting seat (18) and then is in threaded connection with the threaded hole on the sliding block (19).

9. The multiple degree of freedom adjustment support device according to claim 1, characterized in that: the bottom plate is divided into left bottom plate (5) and right bottom plate (6) from the middle part, the outside dislocation of opposite side of left bottom plate (5) and right bottom plate (6) extends the step portion that can dock each other, the step portion of left bottom plate (5) and right bottom plate (6) is connected fixedly through clamp plate (7) after the butt joint, the step portion of left bottom plate (5) and right bottom plate (6) and clamp plate (7) correspond the position and establish the pinhole, and fix a position through step round pin (16), clamp plate (7) both ends correspond the position with left bottom plate (5) and right bottom plate (6) and establish the installation screw, and fasten through bolted connection.

10. The multiple degree of freedom adjustment support device according to claim 1, characterized in that: the hoisting device (9) comprises a hoisting ring mounting plate (3) and a hoisting ring (15) fixed on the hoisting ring mounting plate (3); mounting bottom plates (2) are welded at positions where the supporting base (1), the horizontal adjusting device and the hoisting device (9) are mounted on the bottom plates, the upper end faces of the mounting bottom plates (2) are parallel and level, threaded mounting holes are formed in positions, corresponding to the mounting bottom plates (2), on a mounting seat (18) of the supporting base (1), a jack base (4) of the horizontal adjusting device and a hoisting ring mounting plate (3) of the hoisting device (9), and the threaded mounting holes are mounted and fastened through bolts; and a weight reduction groove is dug in the middle of the bottom plate.