CN106441158B

CN106441158B - Five-degree-of-freedom data processing projector

Info

Publication number: CN106441158B
Application number: CN201611071212.4A
Authority: CN
Inventors: 李伯奎; 畅皓皓; 王在良; 王武谦; 王玲; 许兆美; 翟弘毅; 颜彬
Original assignee: JIANGSU KESHENG CHEMICAL MACHINERY CO LTD; Huaiyin Institute of Technology
Current assignee: Jiangsu Kesheng Intelligent Equipment Co.,Ltd.; Huaiyin Institute of Technology
Priority date: 2016-11-29
Filing date: 2016-11-29
Publication date: 2023-06-09
Anticipated expiration: 2036-11-29
Also published as: CN106441158A

Abstract

The invention relates to a five-freedom-degree data processing projector, which comprises a shell, a projection box and a workbench, wherein the projection box and the workbench are arranged on the shell, the workbench comprises a first working layer, a second working layer and a Z-axis driving mechanism, the first working layer is connected with a Y-axis driving mechanism, the second working layer is connected with an X-axis driving mechanism, the workbench also comprises a third working layer, a first deflection device, a fourth working layer and a second deflection device, the first working layer, the second working layer, the third working layer and the fourth working layer are sequentially arranged from top to bottom, the first deflection device drives the third working layer to deflect around the Y-axis direction, the second deflection device drives the fourth working layer to deflect around the X-axis direction, and the Z-axis driving mechanism is fixed with the fourth working layer. The invention can realize the movement in the X, Y, Z axial direction and the deflection around the X-axis direction and the Y-axis direction, satisfies the movement of five degrees of freedom, greatly expands the variety of measured part parameters and the variety range of parts, satisfies various requirements of measurement, and has high measurement precision.

Description

Five-degree-of-freedom data processing projector

Technical Field

The present invention relates to a five-degree-of-freedom data processing projector.

Background

The data processing projector can enlarge the measured object into an enlarged real image by the objective lens with accurate magnification by placing the measured object on the workbench. The size of the amplified real image can be directly measured by a ruler, and can also be compared with a pre-drawn standard amplified pattern for measurement, the measured piece is directly measured by utilizing digital display on a workbench, the outlines of various workpieces with complex shapes are efficiently detected, the surface shapes such as stamping parts, cams, templates, threads, forming cutters and the like are efficiently detected, the measured data are processed and calculated by a computer, finally, the required convenient observation result is obtained, and the method is widely applied to industries such as machinery, instruments, electronics and the like.

The existing data processing projector has only 3 degrees of freedom in the X, Y, Z direction which can be adjusted, and only the parallel surfaces of various parts, namely two-dimensional profile parameters, can be measured, but most parts comprise oblique lines, inclined planes and curved surfaces when being designed, such as: cone, etc., if the table translates only on the X, Y, Z axis, the surface of the part to be measured placed on the table that needs to be measured cannot be kept perpendicular to the light source and the objective lens, resulting in defects in the measured data: (1) The measurement parameters are insufficient, and the geometric characteristics of the surface shape and the outline of the complex part cannot be completely expressed; (2) inflexible measurement modes; (3) The output parameters are processed to have certain difference and are not intuitive. Along with the rapid development of the mechanical manufacturing industry, the types of parts are more and more, the shapes are more and more complex, and meanwhile, the requirements on the precision of the shape and the outline of the surface of a workpiece are also higher and higher, so that the measurement of three degrees of freedom of the original projector is not suitable for the measurement requirements of more and more diversification of markets any more, and therefore, the improvement of the existing projector is urgently needed.

Disclosure of Invention

The invention overcomes the defects of the prior art and provides the five-freedom-degree data processing projector which has a simple structure and enlarges the variety range of measurement parts.

In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a five degree of freedom data processing projector, includes the casing, installs projection box and workstation on the casing, be provided with lighting device and electric control device in the casing, the front of projection box is provided with the projection screen, the lower part of projection box is provided with the digital display case, the lower part of digital display case is provided with the objective, the workstation includes first working layer, second working layer and Z axle actuating mechanism, first working layer is connected with Y axle actuating mechanism, the second working layer is connected with X axle actuating mechanism, the workstation still includes third working layer, first deflection device, fourth working layer and second deflection device, first working layer, second working layer, third working layer and fourth working layer are from last down setting gradually, first deflection device drive the third working layer is deflected around the Y axle direction, the second deflection device drive the fourth working layer is deflected around the X axle direction, Z axle actuating mechanism with fourth working layer is fixed.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes that the third working layer includes a first support plate and a second support plate, two first arc protruding portions protruding downward are provided at the bottom end of the first support plate, two first arc recessed portions protruding downward are provided at the upper end of the second support plate, and the first arc protruding portions are in concave-convex fit with the first arc recessed portions.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes that the first deflection device includes a first adjusting knob, a first screw, a first movable block and a second movable block, the first adjusting knob is connected with the first screw, the first screw is in threaded connection with the first movable block, the first movable block is pinned with the second movable block, at least one first spring is connected between the first movable block and the second movable block, and the second movable block is fixed with the first support plate.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes that the fourth working layer includes a third support plate and a fourth support plate, two second arc protruding portions protruding downward are provided at the bottom end of the third support plate, two second arc recessed portions protruding downward are provided at the upper end of the fourth support plate, and the second arc protruding portions are in concave-convex fit with the second arc recessed portions.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes that the second deflection device includes a second adjusting knob, a second screw, a third movable block and a fourth movable block, the second adjusting knob is connected with the second screw, the second screw is in threaded connection with the third movable block, the third movable block is in pin connection with the fourth movable block, at least one second spring is connected between the third movable block and the fourth movable block, and the fourth movable block is fixed with the third support plate.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes that the first working layer includes two first substrates and two second substrates that are disposed up and down, a middle portion of the first substrate is hollow and is provided with a light-transmitting plate, the Y-axis driving mechanism includes a Y-axis hand wheel, a first ball screw connected with the Y-axis hand wheel, a first supporting seat and a second supporting seat, the first ball screw sequentially passes through the first supporting seat and the second supporting seat, the first ball screw is connected with the first substrate, and the first supporting seat and the second supporting seat are both fixed on the second substrate.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes a first displacement fine adjustment device mounted on the first ball screw, the first displacement fine adjustment device includes a first adjusting block, a second adjusting block, a first rotating wheel connected with the first adjusting block, a second rotating wheel connected with the second adjusting block, a first bump, and a first handle assembly, the upper end of the first adjusting block and the upper end of the second adjusting block are both fixed with the first substrate, the first handle assembly includes a first handle, a first supporting rod connected with the first handle, and a second supporting rod vertically connected with the first supporting rod, the second supporting rod is fixed with the first bump, and the first ball screw passes through the first adjusting block, the second adjusting block and is respectively abutted with the first rotating wheel and the second rotating wheel.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes that the second working layer includes a third substrate, the X-axis driving mechanism includes an X-axis hand wheel, a second ball screw connected to the X-axis hand wheel, a third support seat, and a fourth support seat, the second ball screw sequentially passes through the third support seat and the fourth support seat, the second ball screw is connected to the second substrate, and the third support seat and the fourth support seat are both fixed on the third substrate.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes a second displacement fine adjustment device mounted on the second ball screw, and the second displacement fine adjustment device is connected to the second substrate.

In a preferred embodiment of the present invention, the five-degree-of-freedom data processing projector further includes that the Z-axis driving mechanism includes a lifting hand wheel, a first gear connected to the lifting hand wheel, a crawler engaged with the first gear, a second gear engaged with the crawler, a third gear connected to the second gear, and a third screw engaged with the third gear, wherein a support table is engaged with the third screw, and the support table is fixed to the fourth support plate.

The invention solves the defects existing in the background technology, has simple structure and low cost, can realize the movement in the X, Y, Z axial direction and the deflection around the X axial direction and the Y axial direction, satisfies the movement of five degrees of freedom, greatly expands the types of measured part parameters and the types of parts, satisfies various requirements of measurement, has high measurement precision and strong market competitiveness.

Drawings

The invention will be further described with reference to the drawings and examples.

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

FIG. 2 is a front view of a table of a preferred embodiment of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 2A;

FIG. 4 is a left side view of the table of the preferred embodiment of the present invention;

FIG. 5 is an enlarged schematic view of B in FIG. 4;

FIG. 6 is a top view of a table of a preferred embodiment of the present invention;

FIG. 7 is a cross-sectional view of a first displacement fine tuning device according to a preferred embodiment of the present invention;

FIG. 8 is a C-C cross-sectional view of FIG. 7;

FIG. 9 is a cross-sectional view of the first deflector assembly of the preferred embodiment of the present invention coupled to the first support plate and the second support plate;

fig. 10 is a D-D cross-sectional view of fig. 9.

Detailed Description

The invention will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the invention, which are presented only by way of illustration, and thus show only the structures that are relevant to the invention.

As shown in fig. 1-6, a five-degree-of-freedom data processing projector comprises a shell 2, a projection box 4 and a workbench 6, wherein the projection box 4 and the workbench 6 are arranged on the shell 2, an illumination device, an electric control device and a cooling device are arranged in the shell 2, a projection screen 8 is arranged on the projection box 4, the projection screen 8 can rotate by 360 degrees, a friction wheel mechanism drives a photoelectric axis angle encoder to rotate, angle counting is achieved, a digital display box 10 is arranged at the lower part of the projection box 4, an objective 12 is arranged at the lower part of the digital display box 10, the objective 12 is positioned above the workbench 6, the workbench 6 comprises a first working layer 14, a second working layer 16 and a Z-axis driving mechanism 18, the first working layer 14 is connected with a Y-axis driving mechanism 20, the second working layer 16 is connected with an X-axis driving mechanism 22, the workbench 6 also comprises a third working layer 24, a first deflection device 26, a fourth working layer 28 and a second deflection device 30, the first working layer 14, the second working layer 16, the third working layer 24 and the fourth working layer 28 are sequentially arranged from top to bottom, the first working layer 14, the second working layer 16 and the fourth working layer 28 can be driven by the X-axis driving mechanism 28, the optical energy can be driven by the first deflection device and the second deflection device, and the second deflection device can be driven by the X-axis driving mechanism 28 around the first working layer 24 and the second working layer 24, the second deflection device can be driven by the X-axis driving mechanism, the second working layer 24 and the fourth working layer can be arranged around the second working layer 24, the second working layer and the fourth working layer can be tested part can be tested, and the part can be tested.

The first working layer 14 preferably comprises a first substrate 32 and a second substrate 33 which are arranged up and down, the middle part of the first substrate 32 is hollow and is provided with a light-transmitting plate 34, the light-transmitting plate 34 is preferably glass, the light transmitted by the light source 35 is convenient to project onto a measured part in a barrier-free manner, the measured part is placed on the light-transmitting plate 34, the measured part faces the objective 12, the measured projection is conveniently transmitted to the projection screen 8 through the objective 12, the middle part of the second substrate 33 is hollow, the Y-axis driving mechanism 20 comprises a Y-axis hand wheel 36, a first ball screw 38 connected with the Y-axis hand wheel 36, a first supporting seat 40 and a second supporting seat 42, the first ball screw 38 sequentially penetrates through the first supporting seat 40 and the second supporting seat 42, the first ball screw 38 is connected with the first substrate 32, the first supporting seat 40 and the second supporting seat 42 are both fixed on the second substrate 33, the Y-axis hand wheel 36 is rotated, and the first ball screw 38 is driven, and the first substrate 32 is driven to move along the Y-axis direction, and the part to be measured on the light-transmitting plate 34 is driven to move along the Y-axis direction.

As shown in fig. 7 and 8, in order to achieve fine adjustment of a measured part along the Y axis direction, in the present invention, it is preferable that the first ball screw 38 is provided with a first displacement fine adjustment device 43, the first displacement fine adjustment device 43 is connected to the first base plate 32, the first displacement fine adjustment device 43 includes a first adjustment block 44, a second adjustment block 46, a first rotating wheel 48 connected to the first adjustment block 44, a second rotating wheel 50 connected to the second adjustment block 46, a first bump 52, and a first handle assembly 54, the upper end of the first adjustment block 44 and the upper end of the second adjustment block 46 are both fixed to the first base plate 32, the first handle assembly 54 includes a first handle 56, a first support rod 58 connected to the first handle 56, and a second support rod 60 connected to the first support rod 58 vertically, the second support rod 60 is fixed to the first bump 52, and the first ball screw 38 passes through the first adjustment block 44, the second adjustment block 46 and abuts against the first rotating wheel 48 and the second rotating wheel 50, respectively. Preferably, the first protrusion 52 has an oval shape, and the first protrusion 52 can be driven by the first handle component 54 to press or release the first adjusting block 44 and the second adjusting block 46. Preferably, a first elastic member 62 is connected between the lower end of the first adjustment block 44 and the lower end of the second adjustment block 46. Preferably, a first connecting rod 64 is arranged between the first adjusting block 44 and the second adjusting block 46 in a penetrating way, two first adjusting nuts 66 are arranged on the first connecting rod 64, and the upper end of the first adjusting block 44 and the upper end of the second adjusting block 46 are tightly adjusted through the two first adjusting nuts 66, so that looseness is avoided. When the fine adjustment is performed, the first handle 56 is shifted, the first bump 52 rotates to release the extrusion of the lower end of the first adjusting block 44 and the lower end of the second adjusting block 46, the first adjusting block 44 and the second adjusting block 46 are not offset and separated under the tension of the first elastic piece 62, the first rotating wheel 48 connected with the first adjusting block 44 and the second rotating wheel 50 connected with the second adjusting block 46 are tangential to the first ball screw 38 and are pressed, and when the Y-axis hand wheel 36 rotates, the first ball screw 38 rotates, the first rotating wheel 48 and the second rotating wheel 50 are driven by the first ball screw 38, so that the first adjusting block 44 and the second adjusting block 46 drive the first base plate 32 to fine adjustment. When the fast forward is required, the first handle 56 is pushed, the first lug 52 rotates to press against the lower end of the first adjusting block 44 and the lower end of the second adjusting block 46, so that the lower end of the first adjusting block 44 and the lower end of the second adjusting block 46 are separated by a small offset, at this time, the first rotating wheel 48 mounted on the first adjusting block 44 and the second rotating wheel 50 mounted on the second adjusting block 46 are separated from the first ball screw 38, the first rotating wheel 48 and the second rotating wheel 50 are not limited, and the first handle 56 is pulled to drive the first adjusting block 44 and the second adjusting block 46 to move, so that the first substrate 32 is quickly driven.

In the invention, the second working layer 16 preferably comprises a third base plate 68, the third base plate 68 is hollowed out to avoid interference to the light source 35, the X-axis driving mechanism 22 comprises an X-axis hand wheel 70, a second ball screw 72 connected with the X-axis hand wheel 70, a third supporting seat 74 and a fourth supporting seat 76, the second ball screw 72 sequentially passes through the third supporting seat 74 and the fourth supporting seat 76, the second ball screw 72 is connected with the second base plate 33, and the third supporting seat 74 and the fourth supporting seat 76 are both fixed on the third base plate 68.

In order to achieve fine adjustment of the measured part along the X-axis direction, the second ball screw 72 is provided with a second displacement fine adjustment device 78, the second displacement fine adjustment device 78 is connected with the second substrate 33, and the structure of the second displacement fine adjustment device 77 is the same as that of the first displacement fine adjustment device 43, so that the working principles of the two devices are the same, and are not described herein.

As shown in fig. 9 and 10, the third working layer 24 of the present invention preferably includes a first supporting plate 102 and a second supporting plate 104, where the first supporting plate 102 is hollow, the second supporting plate 104 is hollow, and the upper and lower ends of the second supporting plate 104 are hollow, so as to avoid interference to the light source 35, two first arc protruding portions 106 protruding downward are provided at the bottom end of the first supporting plate 102, two first arc recessed portions 108 protruding downward are provided at the upper end of the second supporting plate 104, the two first arc protruding portions 106 are disposed oppositely in front and back, the two first arc recessed portions 108 are disposed oppositely in front and back, and the first arc protruding portions 106 are in concave-convex fit with the first arc recessed portions 108. The first deflection device 26 includes a first adjusting knob 110, a first screw 112, a first movable block 114 and a second movable block 116, the first adjusting knob 110 is connected with the first screw 112, the first screw 112 passes through the side portion of the second support plate 104, the first screw 112 is in threaded connection with the first movable block 114, the first movable block 114 is pinned with the second movable block 116, at least one first spring 118 is connected between the first movable block 114 and the second movable block 116, and the second movable block 116 is fixed with the first support plate 102. Further preferably, the first movable block 114 is provided with a first protrusion 120, the second movable block 116 is provided with a first groove 122, the first protrusion 120 is embedded in the first groove 122 and is connected through a first shaft pin 124, the lower end of the first movable block 114 is provided with a second shaft pin 126 in a penetrating manner, and two ends of the first spring 118 are respectively connected with the first shaft pin 124 and the second shaft pin 126. The first adjusting knob 110 is turned, the first screw 112 rotates to drive the first movable block 114 in threaded engagement with the first screw to move, so as to drive the second movable block 116 to move, and the second movable block 116 is fixed with the first supporting plate 102, and the movement moves along the circular arc track to realize deflection around the Y axis direction. Preferably, the number of the first springs 118 is two, and the two first springs 118 ensure that the motion does not affect the stability of the track and the tightness between the first circular arc convex portion 106 and the first circular arc concave portion 108, and ensure that the motion does not have errors.

The fourth working layer 28 preferably comprises a third supporting plate 128 and a fourth supporting plate 130, wherein the third supporting plate 128 is hollow, the fourth supporting plate 130 is hollow, the upper end and the lower end of the fourth supporting plate 130 are hollow, two second arc convex parts 132 protruding downwards are arranged at the bottom end of the third supporting plate 128, two second arc concave parts 134 protruding downwards are arranged at the upper end of the fourth supporting plate 130, the two second arc convex parts 132 are oppositely arranged left and right, the two second arc concave parts 134 are oppositely arranged left and right, and the second arc convex parts 132 are in concave-convex fit with the second arc concave parts 134. The second deflecting device 30 includes a second adjusting knob 136, a second screw 138, a third movable block 140 and a fourth movable block 142, the second adjusting knob 136 is connected with the second screw 138, the second screw 138 passes through the side portion of the fourth supporting plate 130, the second screw 138 is in threaded connection with the third movable block 140, the third movable block 140 is pinned with the fourth movable block 142, at least one second spring 144 is connected between the third movable block 140 and the fourth movable block 142, and the fourth movable block 142 is fixed with the third supporting plate 128. Further preferably, the third movable block 140 is provided with a second protrusion 146, the fourth movable block 142 is provided with a second groove 148, the second protrusion 146 is embedded in the second groove 148 and is connected through a third shaft pin 150, a fourth shaft pin 152 is arranged at the lower end of the third movable block 140 in a penetrating manner, and two ends of the second spring 144 are respectively connected with the third shaft pin 150 and the fourth shaft pin 152. The second adjusting knob 136 is turned, the second screw 138 rotates to drive the third movable block 140 in threaded engagement with the second screw to move, so as to drive the fourth movable block 142 to move, and the fourth movable block 142 is fixed with the third supporting plate 128, and the movement moves along the circular arc track to realize deflection around the X axis direction. Preferably, the number of the second springs 144 is two, and the two second springs 144 ensure that the motion does not affect the stability of the track and the tightness between the second circular arc convex portion 132 and the second circular arc concave portion 134, and ensure that the motion does not have errors.

The Z-axis driving mechanism 18 preferably comprises a lifting hand wheel 154, a first gear 156 connected with the lifting hand wheel 154, a crawler 158 meshed with the first gear 156, a second gear 160 meshed with the crawler 158, a third gear 162 connected with the second gear 160 and a third screw 164 meshed with the third gear 162, wherein a supporting table 166 is meshed with the third screw 164, and the supporting table 166 is fixed with the fourth supporting plate 130. The lifting hand wheel 154 is rotated, the first gear 156 is rotated, the second gear 160 is driven to rotate by the crawler belt 158, the third screw 164 is meshed with the supporting table 166, and the supporting table 166 is driven to move up and down, so that the whole workbench 6 is driven to move in the Z-axis direction by the supporting table 166.

When the invention is used, when special-shaped parts, especially parts with gradient surfaces, are measured, firstly, the lifting hand wheel 154 is rotated to adjust up and down to perform rough adjustment on focal length, then the second displacement fine adjustment device 78 for locking the X axis is used for fixing the X axis, the Y axis hand wheel 36 is rotated to adjust the Y axis, the first handle 56 of the first displacement fine adjustment device 43 is loosened to perform rough adjustment on the position, then the first displacement fine adjustment device 43 is locked, the Y axis hand wheel 36 is rotated to perform fine adjustment until the position of the Y axis of the parts is at the right center of the light source 35 and the objective lens 12; the same is true of the adjustment of the X axis, first locking the first displacement fine adjustment device 43 of the Y axis, rotating the X axis hand wheel 70 to adjust the X axis, releasing the second handle 90 of the second displacement fine adjustment device 78 to perform rough adjustment of the position first, then locking the second displacement fine adjustment device 78 to rotate the X axis hand wheel 70 to perform fine adjustment until the position of the X axis of the part is at the midpoint between the light source 35 and the objective 12, then performing adjustment of the deflection angle, first observing that the curved surface of the part to be measured is biased in that direction, and rotating the corresponding adjustment knob after the observation and determination are completed so that the plane of the part to be measured remains perpendicular to the objective and at the midpoint between the objective and the light source. The illumination switch is turned on, the imaging is displayed on the projection screen 8, and the imaging can be compared with the workpiece image through a pre-drawn standard enlarged graph, and the difference is the error of the workpiece; or the imaging dimensions may be measured directly on the projection screen 8 with a conventional glass ruler.

The above-described preferred embodiments according to the present invention are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims

1. The utility model provides a five degree of freedom data processing projectors, includes the casing, installs projection box and workstation on the casing, be provided with lighting device and electric control device in the casing, the front of projection box is provided with the projection screen, the lower part of projection box is provided with the digital display case, the lower part of digital display case is provided with the objective, the workstation includes first working layer, second working layer and Z axle actuating mechanism, first working layer is connected with Y axle actuating mechanism, the second working layer is connected with X axle actuating mechanism, its characterized in that: the workbench further comprises a third working layer, a first deflection device, a fourth working layer and a second deflection device, wherein the first working layer, the second working layer, the third working layer and the fourth working layer are sequentially arranged from top to bottom, the first deflection device drives the third working layer to deflect around the Y-axis direction, the second deflection device drives the fourth working layer to deflect around the X-axis direction, and the Z-axis driving mechanism is fixed with the fourth working layer;

the first deflection device comprises a first adjusting knob, a first screw rod, a first movable block and a second movable block, wherein the first adjusting knob is connected with the first screw rod, the first screw rod is in threaded connection with the first movable block, the first movable block is in pin joint with the second movable block, at least one first spring is connected between the first movable block and the second movable block, and the second movable block is fixed with the third working layer;

the second deflection device comprises a second adjusting knob, a second screw rod, a third movable block and a fourth movable block, wherein the second adjusting knob is connected with the second screw rod, the second screw rod is in threaded connection with the third movable block, the third movable block is in pin joint with the fourth movable block, at least one second spring is connected between the third movable block and the fourth movable block, and the fourth movable block is fixed with the fourth working layer.

2. The five-degree-of-freedom data processing projector of claim 1 wherein: the third working layer comprises a first supporting plate and a second supporting plate, two first arc protruding portions protruding downwards are arranged at the bottom end of the first supporting plate, two first arc recessed portions protruding downwards are arranged at the upper end of the second supporting plate, and the first arc protruding portions are in concave-convex fit with the first arc recessed portions.

3. The five-degree-of-freedom data processing projector of claim 1 wherein: the fourth working layer comprises a third supporting plate and a fourth supporting plate, two second arc protruding portions protruding downwards are arranged at the bottom end of the third supporting plate, two second arc recessed portions protruding downwards are arranged at the upper end of the fourth supporting plate, and the second arc protruding portions are in concave-convex fit with the second arc recessed portions.

4. The five-degree-of-freedom data processing projector of claim 1 wherein: the first working layer comprises a first substrate and a second substrate which are arranged up and down, the middle of the first substrate is hollow and is provided with a light-transmitting plate, the Y-axis driving mechanism comprises a Y-axis hand wheel, a first ball screw, a first supporting seat and a second supporting seat, the first ball screw sequentially penetrates through the first supporting seat and the second supporting seat, the first ball screw is connected with the first substrate, and the first supporting seat and the second supporting seat are both fixed on the second substrate.

5. The five-degree-of-freedom data processing projector of claim 4 wherein: install first displacement micromatic setting on the first ball screw, first displacement micromatic setting include first regulating block, second regulating block, with first runner that first regulating block is connected, with second runner, first lug, the first handle subassembly that the second regulating block is connected, the upper end of first regulating block, the upper end of second regulating block all with first base plate is fixed, the first handle subassembly include first handle, with first branch that first handle is connected, with the second branch that first branch is connected perpendicularly, second branch with first lug is fixed, first ball screw pass first regulating block, second regulating block and respectively with first runner, second runner butt.

6. The five-degree-of-freedom data processing projector of claim 4 wherein: the second working layer comprises a third substrate, the X-axis driving mechanism comprises an X-axis hand wheel, a second ball screw, a third supporting seat and a fourth supporting seat, the second ball screw, the third supporting seat and the fourth supporting seat are connected with the X-axis hand wheel, the second ball screw penetrates through the third supporting seat and the fourth supporting seat in sequence, the second ball screw is connected with the second substrate, and the third supporting seat and the fourth supporting seat are fixed on the third substrate.

7. The five-degree-of-freedom data processing projector of claim 6 wherein: and a second displacement fine adjustment device is arranged on the second ball screw and is connected with the second substrate.

8. A five-degree-of-freedom data processing projector according to claim 3, wherein: the Z-axis driving mechanism comprises a lifting hand wheel, a first gear connected with the lifting hand wheel, a crawler belt meshed with the first gear, a second gear meshed with the crawler belt, a third gear connected with the second gear and a third screw meshed with the third gear, wherein a supporting table is meshed with the third screw, and the supporting table is fixed with the fourth supporting plate.