Multi-point supporting efficient clamping device suitable for split type cabin

Abstract

The multi-point supporting efficient clamping device comprises a fixed base (1) and is characterized by further comprising a low inclined supporting device (2), a high inclined supporting device (3), a clamping device (4), an equal-height positioning device (5), a positioning adjusting device (6), a high straight supporting device (7), a middle straight supporting device (8) and a low straight supporting device (9). The positioning and adjusting device is designed, the equal-height blocks are arranged, the positioning reference is determined, the process chucks of the split type cabin can be located at the same height by adjusting the adjusting air cylinders, and automatic clamping and alignment are achieved. The multi-position multi-point supporting device is arranged, the structural rigidity of a weak-rigidity area is improved in a targeted mode, the clamping cost is reduced, and multi-point stable supporting on a complex curved surface is achieved.

Description

Technical Field

[0001] The invention discloses a novel multi-point support high-efficiency clamping device, belongs to the technical field of mechanical processing tooling fixture design, and specifically relates to a multi-point support high-efficiency clamping device suitable for split-type cabins. Background Art

[0002] In the field of aerospace, split cabins have split structural designs with thin walls and semi-conical structural features. They have high precision requirements and poor structural rigidity, which leads to high clamping difficulty and large processing deformation. At present, such parts are usually manually aligned and debugged on the machine tool workbench. Each time they are clamped and aligned, the positioning surface needs to be adjusted multiple times, resulting in low clamping efficiency. Moreover, the alignment accuracy is greatly affected by human factors, and product quality is difficult to control. Therefore, it is necessary to propose an efficient clamping device that can be applied to such parts. Summary of the invention

[0003] The purpose of the present invention is to overcome the shortcomings of the prior art and to provide a multi-point support efficient clamping device that can adapt to the large contour, multi-taper and multi-feature characteristics of structural parts and can automatically clamp and align, thereby improving the processing stability and processing technology level of the split cabin body and ensuring high-precision and stable processing of the split cabin body.

[0004] A multi-point support and efficient clamping device suitable for a split cabin, comprising a fixed base 1, and characterized in that it also comprises a low oblique support device 2, a high oblique support device 3, a clamping device 4, an equal height positioning device 5, a positioning adjustment device 6, a high straight support device 7, a middle straight support device 8 and a low straight support device 9;

[0005] The equal height positioning device 5, positioning adjustment device 6, high oblique support device 3, low oblique support device 2 and clamping device 4 are respectively fixedly installed in pairs on both sides of the upper surface of the fixed base 1, and are symmetrically arranged with the central axis of the short side of the fixed base 1 as the axis. The high straight support device 7, the middle straight support device 8 and the two low straight support devices 9 are fixed on the central axis of the short side of the fixed base 1;

[0006] The equal height positioning device 5, the positioning adjustment device 6, the high oblique support device 3, the low oblique support device 2, the high straight support device 7, the middle straight support device 8, the low straight support device 9 and the clamping device 4 are all connected to the fixed base 1 through threads;

[0007] The upper ends of the multiple clamping devices 4 and the multiple positioning and adjusting devices 6 are provided with clamping plates 407, and the upper ends of the equal height positioning devices 5 are provided with positioning blocks 502; the upper ends of the multiple low oblique support devices 2, the multiple high oblique support devices 3, the high straight support devices 7, the middle straight support devices 8, and the multiple low straight support devices 9 are provided with multi-point support devices 10;

[0008] During operation, the pneumatic switch of the multi-point support device 10 is turned on, and the split cabin body 11 to be processed is placed on the multi-point support device 10. The support table 603 is adjusted to rise so that the two long strips in the busbar direction of the split cabin body 11 touch the touch detection head 501 on the equal height positioning device 5 to level the parts. Then, the support table 404 of the clamping device 4 is adjusted to clamp the split cabin body 11, and the pneumatic switch of the multi-point support device 10 is turned off to fix the support head on the multi-point support device 10; the vertical position of the split cabin body 11 is clamped; the adjusting base plate 104 of the rotating fixed base 1 is used to fine-tune the axial positioning of the split cabin body 11, so that the axial position of the split cabin body 11 is adjusted, thereby completing the overall clamping and alignment of the split cabin body 11.

[0009] The fixed base 1 includes a fixed base plate 101, a connecting shaft 102, a bearing 103), an adjusting base plate 104, a lifting ring 105, a pressure plate 106, a screw 107, a dial indicator fixing bracket 108, a dial indicator 109, an adjusting bolt 110 and a bolt fixing bracket 111; the lower part of the connecting shaft 102 is sleeved and fixed on the center position of the fixed base plate 101, the inner side of the bearing 103 is sleeved on the upper part of the connecting shaft 102, and the outer side of the bearing 103 is sleeved on the center position of the adjusting base plate 104; the four lifting rings 105 are respectively fixed to the four corners of the adjusting base plate 104 by threaded connection; the four The screw rods 107 are evenly distributed at four positions of the fixed base plate 101 and are fixed by threaded connection; the lower end of the pressure plate 106 is screwed into the screw rod 107 through a thread, and the adjusting base plate 104 is fixed by tightening the pressure plate 106; the left ends of the dial indicator fixing bracket 108 and the bolt fixing bracket 111 are connected to the fixed base plate 101, and the left end of the adjusting bolt 110 passes through the bolt fixing bracket 111 and is pressed against the side of the fixed base plate 101 for adjusting the rotation angle of the fixed base plate 101. The left end of the dial indicator 109 passes through the dial indicator fixing bracket 108 and is pressed against the side of the fixed base plate 101 for measuring the offset value of the fixed base plate 101.

[0010] The low-slant support device 2 comprises a multi-point support device 10 and a low support bracket 201 ; the lower end of the multi-point support device 10 is fixed on the low support bracket 201 .

[0011] The high-inclined support device 3 comprises a multi-point support device 10 and a high-support bracket 301 ; the lower end of the multi-point support device 10 is fixed on the high-support bracket 301 .

[0012] The clamping device 4 includes a clamping cylinder base 401, a large washer 402, a lifting cylinder 403, a support platform 404, a small washer 405, a nut 406, a clamping plate 407, a cylinder fixing screw 408 and a clamping cylinder 409; the small washer 405 is sleeved between the support platform 404 and the lifting cylinder 403, and the support platform 404 and the lifting cylinder 403 are connected by threads; the large washer 402 is sleeved on the bottom of the lifting cylinder 403, and the lifting cylinder 403 is installed in the lower cylindrical groove on the left side of the clamping cylinder base 401; the clamping plate 407 passes through the upper mounting rod of the clamping cylinder 409 and is fixed by the nut 406, and the clamping cylinder 409 is sunk into the higher cylindrical groove on the right side of the clamping cylinder base 401 and is fixed by the cylinder fixing screw 408.

[0013] The contour positioning device 5 includes a touch detection head 501, a positioning block 502, a positioning fixing screw 503, a rotating cylinder 504, and a positioning base 505; the touch detection head is installed at the front end of the positioning block 502, the positioning block 502 passes through the upper mounting rod of the rotating cylinder 504 and is fixed by the positioning fixing screw 503, and the rotating cylinder 504 is installed in the cylindrical groove of the positioning base 505.

[0014] The positioning and adjustment device 6 includes an adjusting cylinder fixing screw 601, an adjusting cylinder 602, an adjusting support platform 603, a nut 406, a clamping plate 407, a cylinder fixing screw 408, a clamping cylinder 409, and a positioning and adjustment base 604; the lower end of the adjusting support platform 603 is fixed to the upper mounting rod of the adjusting cylinder 602; the adjusting cylinder 602 and the positioning and adjustment base 604 are fixed by the adjusting cylinder fixing screw 601; the clamping cylinder 409 is sunk into the cylindrical groove of the positioning and adjustment base 604 and is fixed by the cylinder fixing screw 408.

[0015] The high straight support device 7 includes a multi-point support device 10 and a high support base 701 ; the left end of the multi-point support device 10 is fixed to the high support base 701 by an external hexagon screw 702 .

[0016] The middle straight support device 8 includes a multi-point support device 10 and a middle support base 801; the left end of the multi-point support device 10 is fixed to the middle support base 801 by an external hexagon screw 702; the low straight support device 9 includes a multi-point support device 10 and a low support base 901; the left end of the multi-point support device 10 is fixed to the low support base 901 by an external hexagon screw 702.

[0017] Compared with the prior art, the present invention has the following advantages:

[0018] (1) The present invention designs a positioning adjustment device and sets equal height blocks to determine the positioning reference. By adjusting the adjustment cylinder, the process chucks of the split chamber body can be placed at the same height to achieve automatic clamping and alignment.

[0019] (2) The present invention is provided with multiple multi-point support devices to specifically improve the structural stiffness of the weak stiffness area, reduce the clamping cost, and achieve multi-point stable support for complex curved surfaces. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 , is a stereogram of the present invention;

[0021] Figure 2 , is an exploded schematic diagram of the fixed base of the present invention;

[0022] Figure 3 , is a schematic diagram of a low-slant support device of the present invention;

[0023] Figure 4 , is a schematic diagram of a high-inclined support device of the present invention;

[0024] Figure 5 , is an exploded schematic diagram of the clamping device of the present invention;

[0025] Figure 6 , is an exploded schematic diagram of the isometric positioning device of the present invention;

[0026] Figure 7 , is an exploded schematic diagram of the positioning and adjusting device of the present invention;

[0027] Figure 8 , is a schematic diagram of a high straight support device of the present invention;

[0028] Fig. 9 , is a schematic diagram of the straight support device in the present invention;

[0029] Fig.10 , is a schematic diagram of a low straight support device of the present invention;

[0030] Fig.11 , is a schematic diagram of the working state of the device of the present invention for clamping the split cabin body. DETAILED DESCRIPTION

[0031] To achieve the above object, the present invention provides the following technical solutions:

[0032] The invention discloses a multi-point support high-efficiency clamping device suitable for a split cabin body, comprising a fixed base, a low-slant support device, a high-slant support device, a clamping device, an equal-height positioning device, a positioning adjustment device, a high straight support device, a middle straight support device and a low straight support device.

[0033] The equal height positioning device, positioning adjustment device, high oblique support device, low oblique support device and clamping device are respectively fixedly installed on the fixed base in pairs, and are symmetrically arranged with the central axis of the short side of the fixed base as the axis. The high straight support device, middle straight support device and low straight support device are fixed on the central axis of the short side of the fixed base.

[0034] The equal height positioning device, positioning adjustment device, high oblique support device, low oblique support device, high straight support device, middle straight support device, low straight support device and clamping device are all connected to the fixed base through threads.

[0035] The fixed base includes a fixed base plate, a connecting shaft, a bearing, an adjustable base plate, a lifting ring, a pressure plate, a screw, a dial indicator fixing bracket, a dial indicator, an adjusting bolt and a bolt fixing bracket. The lower part of the connecting shaft is sleeved and fixed on the center position of the fixed base plate, the inner side of the bearing is sleeved on the upper part of the connecting shaft, and the outer side of the bearing is sleeved on the center position of the adjustable base plate. The lifting rings are respectively fixed to the four corners of the adjustable base plate through threaded connections. The screws are evenly distributed at four positions of the fixed base plate and fixed through threaded connections. The lower end of the pressure plate is screwed into the screw through threads, and the adjustable base plate is fixed by tightening the pressure plate. The left end of the dial indicator fixing bracket and the bolt fixing bracket are connected to the fixed base plate, the left end of the adjusting bolt passes through the bolt fixing bracket and is pressed against the side of the fixed base plate, which is used to adjust the rotation angle of the fixed base plate, and the left end of the dial indicator passes through the dial indicator fixing bracket and is pressed against the side of the fixed base plate, which is used to measure the offset value of the fixed base plate.

[0036] The low-slant support device comprises a multi-point support device and a low support bracket. The lower end of the multi-point support device is fixed on the low support bracket.

[0037] The high-inclined support device comprises a multi-point support device and a high-support bracket. The lower end of the multi-point support device is fixed on the high-support bracket.

[0038] The clamping device includes a clamping cylinder base, a large washer, a lifting cylinder, a support platform, a small washer, a nut, a clamping plate, a cylinder fixing screw, and a clamping cylinder. The small washer is sleeved between the support platform and the lifting cylinder, and the support platform and the lifting cylinder are connected by threads. The large washer is sleeved on the bottom of the lifting cylinder, and the lifting cylinder is installed in the lower cylindrical groove on the left side of the clamping cylinder base. The clamping plate passes through the upper mounting rod of the clamping cylinder and is fixed by a nut, and the clamping cylinder is inserted into the higher cylindrical groove on the right side of the clamping cylinder base and is fixed by the cylinder fixing screw.

[0039] The height-contact positioning device comprises a touch detection head, a positioning block, a positioning fixing screw, a rotating cylinder, and a positioning base. The touch detection head is installed at the front end of the positioning block, the positioning block passes through the upper mounting rod of the rotating cylinder and is fixed by the positioning fixing screw, and the rotating cylinder is installed in the cylindrical groove of the positioning base.

[0040] The positioning adjustment device includes an adjustment cylinder fixing screw, an adjustment cylinder, an adjustment support platform, a nut, a clamping plate, a cylinder fixing screw, a clamping cylinder, and a positioning adjustment base. The lower end of the adjustment support platform is fixed to the mounting rod on the upper side of the adjustment cylinder. The adjustment cylinder is fixed to the positioning adjustment base by the adjustment cylinder fixing screw. The clamping cylinder is sunk into the cylindrical groove of the positioning adjustment base and is fixed by the cylinder fixing screw.

[0041] The high straight support device comprises a multi-point support device and a high support base. The left end of the multi-point support device is fixed to the high support base by an external hexagonal screw.

[0042] The central straight support device comprises a multi-point support device and a central support base. The left end of the multi-point support device is fixed to the central support base by an external hexagonal screw.

[0043] The low straight support device comprises a multi-point support device and a low support base. The left end of the multi-point support device is fixed to the low support base by an external hexagonal screw.

[0044] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0045] The present invention discloses a multi-point support and efficient clamping device suitable for a split-type cabin, comprising a fixed base 1, a low-slant support device 2, a high-slant support device 3, a clamping device 4, an equal-height positioning device 5, a positioning adjustment device 6, a high straight support device 7, a middle straight support device 8 and a low straight support device 9.

[0046] As attached Figure 1 As shown, the equal height positioning device 5, the positioning adjustment device 6, the high oblique support device 3, the low oblique support device 2 and the clamping device 4 are respectively fixedly installed on the fixed base 1 in pairs, and are symmetrically arranged with the short side center axis of the fixed base 1 as the axis. The high straight support device 7, the middle straight support device 8 and the two low straight support devices 9 are fixed on the short side center axis of the fixed base 1.

[0047] The equal height positioning device 5, positioning adjustment device 6, high oblique support device 3, low oblique support device 2, high straight support device 7, middle straight support device 8, low straight support device 9 and clamping device 4 are all connected to the fixed base 1 through threads.

[0048] As attached Figure 2 As shown, the fixed base 1 includes a fixed base plate 101, a connecting shaft 102, a bearing 103, an adjustable base plate 104, a lifting ring 105, a pressing plate 106, a screw rod 107, a dial indicator fixing bracket 108, a dial indicator 109, an adjusting bolt 110 and a bolt fixing bracket 111. The lower part of the connecting shaft 102 is sleeved and fixed on the center position of the fixed base plate 101, the inner side of the bearing 103 is sleeved on the upper part of the connecting shaft 102, and the outer side of the bearing 103 is sleeved on the center position of the adjustable base plate 104. The four lifting rings 105 are respectively fixed to the four corners of the adjustable base plate 104 by threaded connection. The four screw rods 107 are evenly distributed at four positions of the fixed base plate 101 and fixed by threaded connection. The lower end of the pressing plate 106 is screwed into the screw rod 107 by thread, and the adjustable base plate 104 is fixed by tightening the pressing plate 106. The left ends of the dial indicator fixing bracket 108 and the bolt fixing bracket 111 are connected to the fixed base plate 101, the left end of the adjusting bolt 110 passes through the bolt fixing bracket 111 and is pressed against the side of the fixed base plate 101, so as to adjust the rotation angle of the fixed base plate 101, and the left end of the dial indicator 109 passes through the dial indicator fixing bracket 108 and is pressed against the side of the fixed base plate 101, so as to measure the offset value of the fixed base plate 101.

[0049] As attached Figure 3 As shown, the low-slant support device 2 comprises a multi-point support device 10 and a low support bracket 201. The lower end of the multi-point support device 10 is fixed on the low support bracket 201.

[0050] As attached Figure 4 As shown, the high-inclined support device 3 comprises a multi-point support device 10 and a high-support bracket 301. The lower end of the multi-point support device 10 is fixed on the high-support bracket 301.

[0051] As attached Figure 5As shown, the clamping device 4 includes a clamping cylinder base 401, a large washer 402, a lifting cylinder 403, a support platform 404, a small washer 405, a nut 406, a clamping plate 407, a cylinder fixing screw 408, and a clamping cylinder 409. The small washer 405 is sleeved between the support platform 404 and the lifting cylinder 403, and the support platform 404 and the lifting cylinder 403 are connected by threads. The large washer 402 is sleeved on the bottom of the lifting cylinder 403, and the lifting cylinder 403 is installed in the lower cylindrical groove on the left side of the clamping cylinder base 401. The clamping plate 407 passes through the upper mounting rod of the clamping cylinder 409 and is fixed by a nut 406, and the clamping cylinder 409 is sunk into the higher cylindrical groove on the right side of the clamping cylinder base 401 and is fixed by a cylinder fixing screw 408.

[0052] As attached Figure 6 As shown, the contour positioning device 5 comprises a touch detection head 501, a positioning block 502, a positioning fixing screw 503, a rotating cylinder 504, and a positioning base 505. The touch detection head is installed at the front end of the positioning block 502, the positioning block 502 passes through the upper mounting rod of the rotating cylinder 504 and is fixed by the positioning fixing screw 503, and the rotating cylinder 504 is installed in the cylindrical groove of the positioning base 505.

[0053] As attached Figure 7 As shown, the positioning adjustment device 6 includes an adjustment cylinder fixing screw 601, an adjustment cylinder 602, an adjustment support platform 603, a nut 406, a clamping plate 407, a cylinder fixing screw 408, a clamping cylinder 409, and a positioning adjustment base 604. The lower end of the adjustment support platform 603 is fixed to the upper mounting rod of the adjustment cylinder 602. The adjustment cylinder 602 is fixed to the positioning adjustment base 604 by the adjustment cylinder fixing screw 601. The clamping cylinder 409 is sunk into the cylindrical groove of the positioning adjustment base 604 and fixed by the cylinder fixing screw 408.

[0054] As attached Figure 8 As shown, the high straight support device 7 comprises a multi-point support device 10 and a high support base 701. The left end of the multi-point support device 10 is fixed to the high support base 701 by an external hexagon screw 702.

[0055] As attached Fig. 9 As shown, the central straight support device 8 includes a multi-point support device 10 and a central support base 801. The left end of the multi-point support device 10 is fixed to the central support base 801 by an external hexagonal screw 702.

[0056] As attached Fig.10As shown, the low straight support device 9 includes a multi-point support device 10 and a low support base 901. The left end of the multi-point support device 10 is fixed to the low support base 901 by an external hexagon screw 702.

[0057] A multi-point support and efficient clamping device suitable for a split cabin body comprises a fixed base 1, a low oblique support device 2, a high oblique support device 3, a clamping device 4, an equal height positioning device 5, a positioning adjustment device 6, a high straight support device 7, a middle straight support device 8 and a low straight support device 9.

[0058] The equi-height positioning device 5, positioning adjustment device 6, high-inclined support device 3, low-inclined support device 2 and clamping device 4 are respectively fixedly installed on the fixed base 1 in pairs, and are symmetrically arranged with the central axis of the short side of the fixed base 1 as the axis. The high straight support device 7, middle straight support device 8 and two low straight support devices 9 are fixed on the central axis of the short side of the fixed base 1.

[0059] The equal height positioning device 5, positioning adjustment device 6, high oblique support device 3, low oblique support device 2, high straight support device 7, middle straight support device 8, low straight support device 9 and clamping device 4 are all connected to the fixed base 1 through threads.

[0060] The fixed base 1 includes a fixed base plate 101, a connecting shaft 102, a bearing 103, an adjustable base plate 104, a lifting ring 105, a pressing plate 106, a screw rod 107, a dial indicator fixing bracket 108, a dial indicator 109, an adjusting bolt 110 and a bolt fixing bracket 111. The lower part of the connecting shaft 102 is sleeved and fixed on the center position of the fixed base plate 101, the inner side of the bearing 103 is sleeved on the upper part of the connecting shaft 102, and the outer side of the bearing 103 is sleeved on the center position of the adjustable base plate 104. The four lifting rings 105 are respectively fixed to the four corners of the adjustable base plate 104 by threaded connection. The four screw rods 107 are evenly distributed at four positions of the fixed base plate 101 and fixed by threaded connection. The lower end of the pressing plate 106 is screwed into the screw rod 107 by thread, and the adjustable base plate 104 is fixed by tightening the pressing plate 106. The left ends of the dial indicator fixing bracket 108 and the bolt fixing bracket 111 are connected to the fixed base plate 101, the left end of the adjusting bolt 110 passes through the bolt fixing bracket 111 and is pressed against the side of the fixed base plate 101, so as to adjust the rotation angle of the fixed base plate 101, and the left end of the dial indicator 109 passes through the dial indicator fixing bracket 108 and is pressed against the side of the fixed base plate 101, so as to measure the offset value of the fixed base plate 101.

[0061] The low-slant support device 2 comprises a multi-point support device 10 and a low support bracket 201. The lower end of the multi-point support device 10 is fixed on the low support bracket 201.

[0062] The high-inclined support device 3 comprises a multi-point support device 10 and a high-support bracket 301. The lower end of the multi-point support device 10 is fixed on the high-support bracket 301.

[0063] The clamping device 4 includes a clamping cylinder base 401, a large washer 402, a lifting cylinder 403, a support platform 404, a small washer 405, a nut 406, a clamping plate 407, a cylinder fixing screw 408, and a clamping cylinder 409. The small washer 405 is sleeved between the support platform 404 and the lifting cylinder 403, and the support platform 404 and the lifting cylinder 403 are connected by threads. The large washer 402 is sleeved on the bottom of the lifting cylinder 403, and the lifting cylinder 403 is installed in the lower cylindrical groove on the left side of the clamping cylinder base 401. The clamping plate 407 passes through the upper mounting rod of the clamping cylinder 409 and is fixed by a nut 406, and the clamping cylinder 409 is sunk into the higher cylindrical groove on the right side of the clamping cylinder base 401 and is fixed by a cylinder fixing screw 408.

[0064] The contour positioning device 5 comprises a touch detection head 501, a positioning block 502, a positioning fixing screw 503, a rotating cylinder 504, and a positioning base 505. The touch detection head is installed at the front end of the positioning block 502, the positioning block 502 passes through the upper mounting rod of the rotating cylinder 504 and is fixed by the positioning fixing screw 503, and the rotating cylinder 504 is installed in the cylindrical groove of the positioning base 505.

[0065] The positioning adjustment device 6 includes an adjustment cylinder fixing screw 601, an adjustment cylinder 602, an adjustment support platform 603, a nut 406, a clamping plate 407, a cylinder fixing screw 408, a clamping cylinder 409, and a positioning adjustment base 604. The lower end of the adjustment support platform 603 is fixed to the mounting rod on the upper side of the adjustment cylinder 602. The adjustment cylinder 602 is fixed to the positioning adjustment base 604 by the adjustment cylinder fixing screw 601. The clamping cylinder 409 is sunk into the cylindrical groove of the positioning adjustment base 604 and fixed by the cylinder fixing screw 408.

[0066] The high straight support device 7 comprises a multi-point support device 10 and a high support base 701. The left end of the multi-point support device 10 is fixed to the high support base 701 by an external hexagon screw 702.

[0067] The central straight support device 8 comprises a multi-point support device 10 and a central support base 801. The left end of the multi-point support device 10 is fixed to the central support base 801 by an external hexagonal screw 702.

[0068] The low straight support device 9 comprises a multi-point support device 10 and a low support base 901. The left end of the multi-point support device 10 is fixed to the low support base 901 by an external hexagon screw 702.

Claims

1. A multi-point support and efficient clamping device suitable for a split cabin, comprising a fixed base (1), and characterized in that it also comprises a low oblique support device (2), a high oblique support device (3), a clamping device (4), an equal height positioning device (5), a positioning adjustment device (6), a high straight support device (7), a middle straight support device (8) and a low straight support device (9); The equal height positioning device (5), positioning adjustment device (6), high oblique support device (3), low oblique support device (2) and clamping device (4) are respectively fixedly installed in pairs on both sides of the upper surface of the fixed base (1), and are arranged symmetrically with the central axis of the short side of the fixed base (1) as the axis. The high straight support device (7), middle straight support device (8) and two low straight support devices (9) are fixed on the central axis of the short side of the fixed base (1); The equal height positioning device (5), the positioning adjustment device (6), the high oblique support device (3), the low oblique support device (2), the high straight support device (7), the middle straight support device (8), the low straight support device (9) and the clamping device (4) are all connected to the fixed base (1) via threads; The upper ends of the plurality of clamping devices (4) and the plurality of positioning and adjusting devices (6) are provided with clamping plates (407), and the upper ends of the equal height positioning devices (5) are provided with positioning blocks (502); the upper ends of the plurality of low oblique support devices (2), the plurality of high oblique support devices (3), the high straight support devices (7), the middle straight support devices (8), and the plurality of low straight support devices (9) are provided with multi-point support devices (10); During operation, the pneumatic switch of the multi-point support device (10) is turned on, and the split cabin body (11) to be processed is placed on the multi-point support device (10). The support platform (603) is adjusted to rise so that the two long strips in the generatrix direction of the split cabin body (11) touch the touch detection head (501) on the equal height positioning device (5) to level the parts. Then, the support platform (404) of the clamping device (4) is adjusted to clamp the split cabin body (11), and the pneumatic switch of the multi-point support device (10) is turned off to fix the support head on the multi-point support device (10); the vertical position of the split cabin body (11) is clamped; the adjusting bottom plate (104) of the rotating fixed base (1) is used to fine-tune the axial positioning of the split cabin body (11) so that the axial position of the split cabin body (11) is adjusted, thereby completing the overall clamping and alignment of the split cabin body (11).

2. According to claim 1, a multi-point support high-efficiency clamping device suitable for a split-type cabin body is characterized in that the fixed base (1) includes a fixed base plate (101), a connecting shaft (102), a bearing (103), an adjusting base plate (104), a lifting ring (105), a pressure plate (106), a screw (107), a dial indicator fixing bracket (108), a dial indicator (109), an adjusting bolt (110) and a bolt fixing bracket (111); the lower part of the connecting shaft (102) is sleeved and fixed on the center position of the fixed base plate (101), the inner side of the bearing (103) is sleeved on the upper part of the connecting shaft (102), and the outer side of the bearing (103) is sleeved on the center position of the adjusting base plate (104); the four lifting rings (105) are respectively screwed The four screw rods (107) are evenly distributed at four positions of the fixed base plate (101) and fixed by threaded connection; the lower end of the pressure plate (106) is screwed into the screw rods (107) by thread, and the adjusting base plate (104) is fixed by tightening the pressure plate (106); the left ends of the dial gauge fixing bracket (108) and the bolt fixing bracket (111) are connected to the fixed base plate (101), the left end of the adjusting bolt (110) passes through the bolt fixing bracket (111) and is pressed against the side of the fixed base plate (101) for adjusting the rotation angle of the fixed base plate (101), and the left end of the dial gauge (109) passes through the dial gauge fixing bracket (108) and is pressed against the side of the fixed base plate (101) for measuring the offset value of the fixed base plate (101).

3. A multi-point support high-efficiency clamping device suitable for a split-type cabin according to claim 1 or 2, characterized in that the low-inclined support device (2) includes a multi-point support device (10) and a low support bracket (201); the lower end of the multi-point support device (10) is fixed on the low support bracket (201).

4. A multi-point support high-efficiency clamping device suitable for a split-type cabin according to claim 1 or 2, characterized in that the high-inclined support device (3) includes a multi-point support device (10) and a high support bracket (301); the lower end of the multi-point support device (10) is fixed on the high support bracket (301).

5. A multi-point support high-efficiency clamping device suitable for a split-type cabin according to claim 1 or 2, characterized in that the clamping device (4) includes a clamping cylinder base (401), a large washer (402), a lifting cylinder (403), a support platform (404), a small washer (405), a nut (406), a clamping plate (407), a cylinder fixing screw (408) and a clamping cylinder (409); the small washer (405) is sleeved between the support platform (404) and the lifting cylinder (403), The support platform (404) and the lifting cylinder (403) are connected by threads; the large washer (402) is sleeved on the bottom of the lifting cylinder (403), and the lifting cylinder (403) is installed in the lower cylindrical groove on the left side of the clamping cylinder base (401); the clamping plate (407) passes through the upper mounting rod of the clamping cylinder (409) and is fixed by a nut (406), and the clamping cylinder (409) is immersed in the higher cylindrical groove on the right side of the clamping cylinder base (401) and is fixed by a cylinder fixing screw (408).

6. A multi-point support and efficient clamping device suitable for a split-type cabin according to claim 1 or 2, characterized in that the equal-height positioning device (5) includes a touch detection head (501), a positioning block (502), a positioning fixing screw (503), a rotating cylinder (504), and a positioning base (505); the touch detection head is installed at the front end of the positioning block (502), the positioning block (502) passes through the upper mounting rod of the rotating cylinder (504) and is fixed by the positioning fixing screw (503), and the rotating cylinder (504) is installed in the cylindrical groove of the positioning base (505).

7. A multi-point support and efficient clamping device suitable for a split-type cabin according to claim 1 or 2, characterized in that the positioning and adjustment device (6) includes an adjusting cylinder fixing screw (601), an adjusting cylinder (602), an adjusting support platform (603), a nut (406), a clamping plate (407), a cylinder fixing screw (408), a clamping cylinder (409), and a positioning and adjustment base (604); the lower end of the adjusting support platform (603) is fixed to the upper mounting rod of the adjusting cylinder (602); the adjusting cylinder (602) and the positioning and adjustment base (604) are fixed by the adjusting cylinder fixing screw (601); the clamping cylinder (409) is sunk into the cylindrical groove of the positioning and adjustment base (604) and is fixed by the cylinder fixing screw (408).

8. A multi-point support high-efficiency clamping device suitable for a split-type cabin according to claim 1 or 2, characterized in that the high straight support device (7) includes a multi-point support device (10) and a high support base (701); the left end of the multi-point support device (10) is fixed to the high support base (701) by an external hexagon screw (702).

9. A multi-point support and efficient clamping device suitable for a split-type cabin according to claim 1 or 2, characterized in that the central straight support device (8) includes a multi-point support device (10) and a central support base (801); the left end of the multi-point support device (10) is fixed to the central support base (801) by an external hexagon screw (702); the low straight support device (9) includes a multi-point support device (10) and a low support base (901); the left end of the multi-point support device (10) is fixed to the low support base (901) by an external hexagon screw (702).

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