CN112285391A

CN112285391A - Millimeter wave single-user performance system test turntable

Info

Publication number: CN112285391A
Application number: CN202011224615.4A
Authority: CN
Inventors: 马长春; 叶守义
Original assignee: Hangzhou Yongxie Technology Co ltd
Current assignee: Hangzhou Yongxie Technology Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-01-29

Abstract

The invention innovatively provides a millimeter wave single-user performance system testing turntable, which comprises a shell and a bearing table, wherein the shell sequentially comprises a first moving mechanism from bottom to top, the device comprises a first moving mechanism and a lifting mechanism, wherein the first moving mechanism provides a first thrust to the second moving mechanism so as to enable a bearing table to move in the horizontal direction, the second moving mechanism provides a second thrust to the lifting mechanism so as to enable the bearing table to move in the horizontal direction, the lifting mechanism provides a third thrust to the bearing table so as to enable the bearing table to move in the vertical direction, the bearing table comprises a first rotating mechanism and a second rotating mechanism, the first rotating mechanism provides a first rotating force to the bearing table so as to enable the bearing table to rotate on the horizontal plane, a test fixture is horizontally arranged on the bearing table, and the second rotating mechanism provides a second rotating force to the test fixture so as to enable equipment to be tested to rotate on the vertical plane; the invention has the advantages of being capable of adjusting the position and the angle of the test of the device to be tested.

Description

Millimeter wave single-user performance system test turntable

Technical Field

The invention relates to the technical field of testing devices, in particular to a millimeter wave single-user performance system testing rotary table.

Background

Millimeter waves have a large number of applications in fields such as communication, radar, remote sensing and radio astronomy, and with the arrival of the 5G era, signal transmission of electronic equipment is crucial, and present electronic equipment all puts the equipment to be tested into the test box during test in the early stage and fixes, and position and angle of test can not be adjusted during test and the test effect that leads to is not good.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a millimeter wave single-user performance system testing turntable capable of adjusting the position and the angle of a device to be tested, which is used for overcoming the defects in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

the millimeter wave single-user performance system testing turntable comprises a shell and a bearing table, wherein the bearing table is positioned on the shell, the shell sequentially comprises a first moving mechanism, a second moving mechanism and a lifting mechanism from bottom to top, the lifting mechanism is positioned at the bottom of the bearing table, the first moving mechanism gives a first thrust to the second moving mechanism so that the bearing table moves in the horizontal direction, the second moving mechanism gives a second thrust to the lifting mechanism so that the bearing table moves in the horizontal direction, the directions of the first thrust and the second thrust are mutually crossed, the lifting mechanism gives a third thrust to the bearing table so that the bearing table moves in the vertical direction, the bearing table comprises a first rotating mechanism and a second rotating mechanism, the first rotating mechanism gives a first rotating force to the bearing table so that the bearing table rotates on the horizontal plane, the bearing table is horizontally provided with a test fixture, the test fixture is clamped with equipment to be tested, and the second rotating mechanism provides a second rotating force for the test fixture to enable the equipment to be tested to rotate on a vertical surface.

Preferably, the bearing platform comprises a lower housing, an upper housing, a partition plate and a panel, the partition plate is located between the lower housing and the upper housing and separates the lower housing from the upper housing to form two independent cavities, the panel is located on the upper housing, an azimuth support bearing is arranged between the partition plate and the lower housing, a plurality of upper bearing blocks and a plurality of lower bearing blocks are respectively wound on the upper surface and the lower surface of the azimuth support bearing, the top surfaces of the upper bearing blocks are fixedly connected with the partition plate, the bottom surfaces of the lower bearing blocks are fixedly connected with the lifting mechanism, the first rotating mechanism comprises a stepping motor and a rotating fluted disc, the rotating fluted disc is coaxially connected with the partition plate, the bottom of the rotating fluted disc is connected to the lifting mechanism through a bearing, a screw rod is arranged at the output end of the stepping motor, and threads of the screw rod are meshed with rotating teeth of the rotating fluted disc, the stepping motor drives the screw rod to rotate so as to enable the rotating fluted disc to rotate.

Preferably, second slewing mechanism includes rotary power source and pulley group, still be equipped with adjusting part between test fixture and the plummer, embrace the pole seat and embrace the pole, rotary power source is located adjusting part, adjusting part passes through slide rail sliding connection on the plummer, embrace the pole seat on adjusting part, it is located and embraces the pole seat to embrace the pole, test fixture is located and embraces the pole top, test fixture's one end is passed and is embraced the pole and be connected with pulley group, the drive of rotary power source the pulley group rotates so that test fixture rotates.

Preferably, first moving mechanism includes X bottom plate, X slide rail, X connecting plate and first servo motor, second moving mechanism includes Y bottom plate, Y slide rail, Y connecting plate and second servo motor, X slide rail and first servo motor all are located the X bottom plate, the bottom surface of X connecting plate is connected on first servo motor's output, and the top surface is connected on the Y bottom plate, Y bottom plate sliding connection is on the X slide rail, first servo motor drive the X connecting plate moves so that on the horizontal plane the Y bottom plate slides on the X slide rail, Y slide rail and second servo motor all are located the Y bottom plate, the bottom surface of Y connecting plate is connected on second servo motor's output, and the top surface is connected on elevating system, the X slide rail is perpendicular relatively with the Y slide rail.

Preferably, elevating system includes connecting plate under Z bottom plate, Z roof, third servo motor and the guide rail, the Z bottom plate is located Y connecting plate and Y slide rail, second servo motor drive Y connecting plate moves on the horizontal plane so that the Z bottom plate slides on the Y slide rail, it has the expansion bracket of two sets of symmetries to articulate respectively between Z roof and the Z bottom plate, the both ends of Z bottom plate all are equipped with linear slide rail, connecting plate bottom surface is connected on third servo motor's output under the guide rail, the connecting plate both ends are connected respectively on the expansion bracket that corresponds under the guide rail, and the equal sliding connection in connecting plate both ends is on linear slide rail under the guide rail, the drive of third servo motor the connecting plate moves on the horizontal plane so that the Z roof moves in vertical direction under the guide rail.

Preferably, a plurality of groups of limiting columns are further arranged between the Z bottom plate and the Z top plate, each group of limiting columns is provided with a buffer block, a middle shaft is arranged between two groups of telescopic frames, the bottom surface of the Z top plate is provided with an upper guide rail connecting plate corresponding to the lower guide rail connecting plate, two ends of the upper guide rail connecting plate are correspondingly connected to linear slide rails arranged on the bottom surface of the Z top plate, and two ends of the upper guide rail connecting plate are correspondingly connected to two ends of the telescopic frames respectively.

Preferably, the rotating wheel disc is further provided with a size disc and a connecting disc, the connecting disc is provided with a plurality of reinforcing ribs distributed in an annular mode, the reinforcing ribs are fixedly connected to the bottom surface of the partition plate, and a plurality of groups of supporting columns are arranged between the partition plate and the panel.

Preferably, the pulley group includes action wheel, synchronizing wheel and belt, the action wheel cover is established on the output shaft of rotatory power supply, the synchronizing wheel cover is established on test fixture, the belt cover is established on action wheel and synchronizing wheel, still the cover is equipped with the limiting plate on the test fixture, the one end and the photoelectric switch who sets up on holding the pole of limiting plate are connected.

Preferably, regulation subassembly one side still is equipped with belt tensioning assembly, belt tensioning assembly includes riser and regulating wheel, the regulating wheel passes through the riser and acts on belt one side.

The invention has the beneficial effects that: the bearing platform above the bearing platform can move in four directions, namely front, back, left and right directions, through the first moving mechanism and the second moving mechanism, the second moving mechanism is located above the first moving mechanism, the bearing platform actually moves in a circle, the up-and-down movement of the bearing platform can be achieved through the lifting mechanism between the second moving mechanism and the bearing platform, the autorotation of the bearing platform can be achieved through the first rotating mechanism inside the bearing platform, the testing fixture is arranged on the bearing platform and used for clamping equipment to be tested, then, the testing fixture can finally move front, back, left, right, up and down, the self rotation of the testing fixture can be achieved through the third rotating mechanism, and then, the angle adjustment can be achieved for the equipment to be tested.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a cross-sectional view of a carrier of the present invention;

FIG. 3 is an internal structure view of the carrier stage of the present invention;

FIG. 4 is an internal structure view of the carrier stage of the present invention;

FIG. 5 is a structural view of a first rotary mechanism in the present invention;

FIG. 6 is a diagram of the second rotation mechanism and DUT test fixture connections of the present invention;

FIG. 7 is an enlarged view at A in FIG. 2;

FIG. 8 is a block diagram of a first movement mechanism and a second movement mechanism of the present invention;

FIG. 9 is a structural view of the elevating mechanism of the present invention;

fig. 10 is a sectional view of the elevating mechanism of the present invention.

Reference numerals: 1. a housing; 2. a bearing table; 3. a first moving mechanism; 4. a second moving mechanism; 5. a lifting mechanism; 6. a first rotating mechanism; 7. a second rotating mechanism; 8. testing the clamp; 9. holding the pole; 10. a buffer block; 11. the guide rail is connected with a connecting plate; 12. a support pillar; 13. a limiting plate; 14. a photoelectric switch; 15. a vertical plate; 16. an adjustment wheel; 17. leveling a sizing block; 21. a lower housing shell; 22. an upper housing; 23. a partition plate; 24. a panel; 25. an azimuth support bearing; 26. a lower bearing block; 27. an upper bearing block; 31. an X base plate; 32. an X slide rail; 33. a first servo motor; 41. a Y base plate; 42. a Y slide rail; 43. a Y connection plate; 44. a second servo motor; 51. a Z base plate; 52. a Z top plate; 53. a third servo motor; 54. a guide rail lower connecting plate; 55. a telescopic frame; 56. a linear slide rail; 57. a limiting column; 58. a middle shaft; 61. a stepping motor; 62. rotating the fluted disc; 63. a screw; 64. a size plate; 65. a connecting disc; 66. reinforcing ribs; 71. a source of rotational power; 72. a driving wheel; 73. a synchronizing wheel; 74. a belt; 75. a pole holding seat; 76. an adjustment assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The embodiments of the invention will be described in further detail below with reference to the accompanying drawings:

because the prior electronic equipment is fixed in the test box during the previous test, and the test effect is not good due to the unadjustable position and angle during the test, the millimeter wave single-user performance system test turntable capable of adjusting the position and angle of the test of the equipment to be tested is designed, the specific structure is shown in figures 1-10, and comprises a shell 1 and a bearing table 2, the bearing table 2 is positioned on the shell 1, the shell 1 sequentially comprises a first moving mechanism 3, a second moving mechanism 4 and a lifting mechanism 5 from bottom to top, the lifting mechanism 5 is positioned at the bottom of the bearing table 2, the first moving mechanism 3 provides a first thrust to the second moving mechanism 4 to enable the bearing table 2 to move in the horizontal direction, the second moving mechanism 4 provides a second thrust to the lifting mechanism 5 to enable the bearing table 2 to move in the horizontal direction, the direction of the first thrust and the direction of the second thrust are mutually crossed (the direction of the first thrust and the direction of the second thrust are mutually horizontally vertical), the lifting mechanism 5 gives a third thrust to the bearing table 2 so as to enable the bearing table 2 to move in the vertical direction (the third thrust is a force vertical to the bearing table 2), the bearing table 2 comprises a first rotating mechanism 6 and a second rotating mechanism 7, the first rotating mechanism 6 gives a first rotating force to the bearing table 2 so as to enable the bearing table 2 to rotate on the horizontal plane, the bearing table 2 is horizontally provided with a test fixture 8, the test fixture 8 clamps equipment to be tested, and the second rotating mechanism 7 gives a second rotating force to the test fixture 8 so as to enable the equipment to be tested to rotate on the vertical plane; the principle of the invention is that the upper bearing platform 2 can realize the movement in four directions, namely front, back, left and right directions, through the first moving mechanism 3 and the second moving mechanism 4, the second moving mechanism 4 is positioned above the first moving mechanism 3, the bearing platform 2 actually moves in a circle, the up-and-down movement of the bearing platform 2 can be realized through the lifting mechanism 5 between the second moving mechanism 4 and the bearing platform 2, the self-rotation of the bearing platform 2 can be realized through the first rotating mechanism in the bearing platform 2, because the bearing platform 2 is provided with the test fixture 8, and the test fixture 8 is used for clamping the equipment to be tested, the test fixture 8 can finally realize the movement in front, back, left, right, up and down, and the self-rotation of the test fixture 8 can be realized through the third rotating mechanism, and the angle adjustment can be realized for the equipment to be tested.

As shown in fig. 2, 4 and 5, the plummer 2 includes a lower housing 21, an upper housing 22, a partition 23 and a panel 24, the partition 23 is located between the lower housing 21 and the upper housing 22 and separates the lower housing 21 and the upper housing 22 to form two independent cavities, the panel 24 is located on the upper housing 22, an azimuth support bearing 25 is disposed between the partition 23 and the lower housing 21, a plurality of upper bearing blocks 27 and a plurality of lower bearing blocks 26 are respectively wound on the upper surface and the lower surface of the azimuth support bearing 25, the top surfaces of the plurality of upper bearing blocks 27 are fixedly connected with the partition 23, the bottom surfaces of the plurality of lower bearing blocks 26 are fixedly connected with the lifting mechanism 5, the first rotating mechanism 6 includes a stepping motor 61 and a rotating gear disc 62, the rotating gear disc is coaxially connected with the partition 23 (the rotating shaft of the rotating gear disc 62 is fixedly connected to the partition 23, a size disc 64 and a connecting disc 65 are further disposed on the rotating gear disc 62, size dish 64 and connection pad 65 all are the cover and establish in this rotation epaxial, and size dish 64 is the angle that is used for observing plummer 2 pivoted, rotates fluted disc 62 bottom and passes through the bearing connection on elevating system 5, and step motor 61's output is equipped with screw rod 63, and the screw thread of screw rod 63 and the commentaries on classics tooth intermeshing of rotating fluted disc 62, and step motor 61 drive screw rod 63 rotates so that to rotate fluted disc 62 and rotate (plummer 2 rotation principle: after the stepping motor 61 drives the screw 63 to rotate, the screw 63 is meshed with the rotating fluted disc 62, so that the rotation of the screw 63 drives the rotating fluted disc 62 to rotate, and the rotating shaft of the rotating fluted disc 62 is fixed on the central point of the partition plate 23, so that the partition plate 23 also rotates along with the rotation, and for better rotation of the partition plate 23, an azimuth support bearing 25 is arranged below the partition plate 23, a plurality of upper bearing blocks 27 are arranged on an outer bearing of the azimuth support bearing 25, a plurality of lower bearing blocks 26 are arranged on the bottom surface of an inner bearing of the azimuth support bearing 25, and the lower bearing blocks 26 are positioned on a z-top plate below, so that the partition plate 23 can realize smooth rotation due to the azimuth support bearing 25); as shown in fig. 4, a plurality of reinforcing ribs 66 are annularly distributed on the connecting disc 65, the reinforcing ribs 66 are fixedly connected to the bottom surface of the partition 23 (the reinforcing ribs 66 are used for enhancing the connecting strength between the connecting disc 65 and the partition 23), as shown in fig. 3, a plurality of groups of supporting columns 12 are arranged between the partition 23 and the panel 24 (the supporting columns 12 are used for supporting the panel 24 above, while the panel 24 in the present invention is made of a wood material, and is light in weight, and the partition 23 is provided with a plurality of round holes, which is also used for reducing the weight of the partition.

As shown in fig. 6-7, the second rotating mechanism 7 includes a rotating power source 71 and a pulley set of a belt 74, an adjusting assembly 76, a holding rod seat 75 and a holding rod 9 are further disposed between the test fixture 8 and the carrier 2, the rotating power source 71 is located in the adjusting assembly 76, (the adjusting assembly 76 in the present invention includes a sliding cover and a locking rod, the sliding cover slides on a sliding rail through a sliding block, the locking rod passes through the sliding cover and is connected to the sliding rail through a screw thread, the sliding cover is fixed after the locking rod is rotated), the adjusting assembly 76 is connected to the carrier 2 through a sliding rail (it can be known from the figure that an opening is formed on the panel 24, the adjusting assembly 76 is located on the partition 23 in the opening, the holding rod seat 75 is located on the adjusting assembly 76, the holding rod 9 is located on the holding rod seat 75, the test fixture 8 is located at the top end of the holding rod 9, one end of the test fixture, the rotary power source 71 (motor) drives the belt 74 wheel set to rotate so as to rotate the test fixture 8; the belt 74 wheel set comprises a driving wheel 72, a synchronizing wheel 73 and a belt 74, the driving wheel 72 is sleeved on an output shaft of the rotary power source 71, the synchronizing wheel 73 is sleeved on the test fixture 8, the belt 74 is sleeved on the driving wheel 72 and the synchronizing wheel 73, the test fixture 8 is further sleeved with a limiting plate 13, one end of the limiting plate 13 is connected with a photoelectric switch 14 arranged on the holding pole 9 (the limiting plate 13 is used for preventing the test fixture 8 from shifting or vertically shifting during rotation); the belt 74 tensioning assembly is further arranged on one side of the adjusting assembly 76, the belt 74 tensioning assembly comprises a vertical plate 15 and an adjusting wheel 16, the adjusting wheel 16 acts on one side of the belt 74 through the vertical plate 15, when the belt 74 needs to be tightened, only the vertical plate 15 needs to be rotated to one side, and the adjusting wheel 16 can press the belt 74 at one end.

As shown in fig. 8, the first moving mechanism 3 includes an X bottom plate 31, an X sliding rail 32, an X connecting plate and a first servo motor 33, leveling pads 17 are disposed at four corners of a bottom surface of the X bottom plate 31 for leveling the X bottom plate 31, the second moving mechanism 4 includes a Y bottom plate 41, a Y sliding rail 42, a Y connecting plate 43 and a second servo motor 44, the X sliding rail 32 and the first servo motor 33 are disposed on the X bottom plate 31, the bottom surface of the X connecting plate is connected to an output end of the first servo motor 33, an X top surface is connected to the Y bottom plate 41, the Y bottom plate 41 is slidably connected to the X sliding rail 32, the first servo motor 33 drives the X connecting plate to move on a horizontal plane to slide the Y bottom plate 41 on the X sliding rail 32, the Y sliding rail 42 and the second servo motor 44 are disposed on the Y bottom plate 41, a bottom surface of the Y connecting plate 43 is connected to an output end of the second servo motor, the top surface is connected to the lifting mechanism 5, and the X-slide rail 32 is perpendicular to the Y-slide rail 42 (the moving principle is that the first servo motor 33 drives the X-connecting plate to move along the output end of the first servo motor 33, i.e. along the X-slide rail 32, the Y-bottom plate 41 on the X-connecting plate will also slide along the X-slide rail 32, and the second servo motor 44 drives the Y-connecting plate 43 to move along the output end of the second servo motor 44, i.e. along the Y-slide rail 42, and the lifting mechanism 5 on the Y-connecting plate 43 will slide along the Y-slide rail 42).

As shown in fig. 9, the lifting mechanism 5 includes a Z bottom plate 51, a Z top plate 52, a third servo motor 53 and a lower guide rail connecting plate 54, the Z bottom plate 51 is located on the Y connecting plate 43 and the Y sliding rail 42, the second servo motor 44 drives the Y connecting plate 43 to move on the horizontal plane so as to make the Z bottom plate 51 slide on the Y sliding rail 42, two sets of symmetrical expansion brackets 55 are respectively hinged between the Z top plate 52 and the Z bottom plate 51 (the expansion brackets 55 are X-shaped and hinged together by the central ends of two expansion rods, and the two end points of the two expansion rods are respectively hinged on the corresponding Z bottom plate 51 and the Z top plate 52), both ends of the Z bottom plate 51 are provided with linear sliding rails 56, the bottom surface of the lower guide rail connecting plate 54 is connected to the output end of the third servo motor 53, both ends of the lower guide rail connecting plate 54 are respectively connected to the corresponding expansion brackets 55, and both ends, the third servomotor 53 drives the rail lower connecting plate 54 to move in the horizontal plane to move the Z top plate 52 in the vertical direction; a plurality of groups of limiting columns 57 are arranged between the Z bottom plate 51 and the Z top plate 52, each group of limiting columns 57 is provided with a buffer block 10 (the limiting columns 57 are used for keeping the minimum distance between the Z top plate 52 and the Z bottom plate 51 at a safe distance all the time, when the Z top plate 52 moves downwards to the minimum, the buffer blocks 10 just can play a role of buffering), a middle shaft 58 is arranged between two groups of expansion brackets 55 (the middle shaft 58 is mainly used for enabling the two expansion brackets 55 at the two sides to be synchronous), the bottom surface of the Z top plate 52 is provided with an upper guide rail connecting plate 11 corresponding to a lower guide rail connecting plate 54, two ends of the upper guide rail connecting plate 11 are correspondingly connected to a linear slide rail 56 arranged at the bottom surface of the Z top plate 52, and two ends of the upper guide rail connecting plate 11 are correspondingly connected to two ends of the expansion brackets 55 respectively (the lifting principle: a third servo motor 53 drives the lower guide rail connecting plate, and the guide rail lower connecting plate 54 is fixedly connected with the output end of the third servo motor 53, so that the guide rail lower connecting plate 54 can pull one end of one telescopic rod of the telescopic frames 55 at two sides to move, the whole telescopic frame 55 can be opened, the corresponding guide rail upper connecting plate 11 arranged at the bottom of the Z top plate 52 plays an auxiliary role, and the whole Z top plate 52 can realize the purpose of moving up and down).

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a millimeter wave single user performance system test revolving stage, includes casing (1) and plummer (2), plummer (2) are located casing (1), its characterized in that: the casing (1) is internally sequentially provided with a first moving mechanism (3), a second moving mechanism (4) and a lifting mechanism (5) from bottom to top, the lifting mechanism (5) is positioned at the bottom of the bearing platform (2), the first moving mechanism (3) gives a first thrust to the second moving mechanism (4) so as to enable the bearing platform (2) to move in the horizontal direction, the second moving mechanism (4) gives a second thrust to the lifting mechanism (5) so as to enable the bearing platform (2) to move in the horizontal direction, the directions of the first thrust and the second thrust are crossed with each other, the lifting mechanism (5) gives a third thrust to the bearing platform (2) so as to enable the bearing platform (2) to move in the vertical direction, and the bearing platform (2) is internally provided with a first rotating mechanism (6) and a second rotating mechanism (7), first slewing mechanism (6) give plummer (2) a first revolving force so that plummer (2) rotate on the horizontal plane, plummer (2) are improved level and are provided with test fixture (8), the centre gripping is waited to examine equipment on test fixture (8), second slewing mechanism (7) give test fixture (8) a second revolving force so that the equipment that awaits measuring rotates on vertical face.

2. The millimeter wave single-user performance system testing turntable of claim 1, wherein: the bearing table (2) comprises a lower housing (21), an upper housing (22), a partition plate (23) and a panel (24), the partition plate (23) is positioned between the lower housing (21) and the upper housing (22) and separates the lower housing (21) and the upper housing (22) to form two independent cavities, the panel (24) is positioned on the upper housing (22), an azimuth supporting bearing (25) is arranged between the partition plate (23) and the lower housing (21), a plurality of upper bearing blocks (27) and a plurality of lower bearing blocks (26) are respectively wound on the upper surface and the lower surface of the azimuth supporting bearing (25), the top surfaces of the upper bearing blocks (27) are fixedly connected with the partition plate (23), the bottom surfaces of the lower bearing blocks (26) are fixedly connected with a lifting mechanism (5), the first rotating mechanism (6) comprises a stepping motor (61) and a rotating fluted disc (62), the rotary wheel disc is coaxially connected with the partition plate (23), the bottom of the rotary wheel disc (62) is connected to the lifting mechanism (5) through a bearing, a screw rod (63) is arranged at the output end of the stepping motor (61), threads of the screw rod (63) are meshed with rotary teeth of the rotary wheel disc (62), and the stepping motor (61) drives the screw rod (63) to rotate so that the rotary wheel disc (62) rotates.

3. The millimeter wave single-user performance system testing turntable of claim 1, wherein: second slewing mechanism (7) include rotary power source (71) and belt (74) wheelset, still be equipped with between test fixture (8) and plummer (2) adjusting part (76), embrace pole seat (75) and embrace pole (9), rotary power source (71) are located adjusting part (76), adjusting part (76) are through slide rail sliding connection on plummer (2), it is located adjusting part (76) to embrace pole seat (75), it is located on embracing pole seat (75) to embrace pole (9), test fixture (8) are located and embrace pole (9) top, the one end of test fixture (8) is passed and is embraced pole (9) and belt (74) wheelset and be connected, rotary power source (71) drive belt (74) wheelset rotates so that test fixture (8) rotate.

4. The millimeter wave single-user performance system testing turntable of claim 1, wherein: the first moving mechanism (3) comprises an X bottom plate (31), an X sliding rail (32), an X connecting plate and a first servo motor (33), the second moving mechanism (4) comprises a Y bottom plate (41), a Y sliding rail (42), a Y connecting plate (43) and a second servo motor (44), the X sliding rail (32) and the first servo motor (33) are both positioned on the X bottom plate (31), the bottom surface of the X connecting plate is connected to the output end of the first servo motor (33), the top surface of the X connecting plate is connected to the Y bottom plate (41), the Y bottom plate (41) is connected to the X sliding rail (32) in a sliding manner, the first servo motor (33) drives the X connecting plate to move on the horizontal plane so that the Y bottom plate (41) slides on the X sliding rail (32), the Y sliding rail (42) and the second servo motor (44) are both positioned on the Y bottom plate (41), and the bottom surface of the Y connecting plate (43) is connected to the output end of the second servo motor (44), the top surface is connected on a lifting mechanism (5), and the X slide rail (32) is relatively vertical to the Y slide rail (42).

5. The millimeter wave single-user performance system testing turntable of claim 4, wherein: the lifting mechanism (5) comprises a Z bottom plate (51), a Z top plate (52), a third servo motor (53) and a guide rail lower connecting plate (54), the Z bottom plate (51) is located on a Y connecting plate (43) and a Y sliding rail (42), the second servo motor (44) drives the Y connecting plate (43) to move on the horizontal plane so as to enable the Z bottom plate (51) to slide on the Y sliding rail (42), two groups of symmetrical telescopic frames (55) are respectively hinged between the Z top plate (52) and the Z bottom plate (51), linear sliding rails (56) are arranged at two ends of the Z bottom plate (51), the bottom surface of the guide rail lower connecting plate (54) is connected to the output end of the third servo motor (53), two ends of the guide rail lower connecting plate (54) are respectively connected to the corresponding telescopic frames (55), and two ends of the guide rail lower connecting plate (54) are both slidably connected to the linear sliding rails (56), the third servo motor (53) drives the guide rail lower connecting plate (54) to move on a horizontal plane so as to enable the Z top plate (52) to move in a vertical direction.

6. The millimeter wave single-user performance system testing turntable of claim 5, wherein: still be equipped with a plurality of groups spacing post (57) between Z bottom plate (51) and Z roof (52), each group all be equipped with buffer block (10) on spacing post (57), two sets of be equipped with axis (58) between expansion bracket (55), the bottom surface of Z roof (52) is equipped with guide rail upper junction plate (11) corresponding with guide rail lower junction plate (54), guide rail upper junction plate (11) both ends are corresponding to be connected on setting up linear slide rail (56) in Z roof (52) bottom surface, and guide rail upper junction plate (11) both ends correspond respectively and connect at expansion bracket (55) both ends.

7. The millimeter wave single-user performance system testing turntable of claim 2, wherein: the rotary wheel disc is further provided with a size disc (64) and a connecting disc (65), a plurality of reinforcing ribs (66) distributed in an annular mode are arranged on the connecting disc (65), the reinforcing ribs (66) are fixedly connected to the bottom surface of the partition plate (23), and a plurality of groups of supporting columns (12) are arranged between the partition plate (23) and the panel (24).

8. The millimeter wave single-user performance system testing turntable of claim 3, wherein: belt (74) wheelset includes action wheel (72), synchronizing wheel (73) and belt (74), action wheel (72) cover is established on the output shaft of rotary power source (71), synchronizing wheel (73) cover is established on test fixture (8), belt (74) cover is established on action wheel (72) and synchronizing wheel (73), it is equipped with limiting plate (13) still to overlap on test fixture (8), the one end and the photoelectric switch (14) of setting on embracing pole (9) of limiting plate (13) are connected.

9. The millimeter wave single-user performance system testing turntable of claim 8, wherein: adjusting part (76) one side still is equipped with belt (74) tensioning assembly, belt (74) tensioning assembly includes riser (15) and regulating wheel (16), regulating wheel (16) act on belt (74) one side through riser (15).