CN116839522A - Edge thickness measuring device for spherical mirror - Google Patents

Abstract

The invention is suitable for the technical field of measuring instruments, and provides a measuring device for the edge thickness of a spherical mirror, which comprises a bottom plate, a connecting box and a placing plate, and is characterized in that: the rotary shaft is rotatably and vertically penetrated and arranged in the inner cavity of the connecting box, the top end of the rotary shaft penetrates to the top of the placing plate, and the rotary shaft is driven by the driving mechanism arranged in the inner cavity of the connecting box. This spherical mirror edge thickness measuring device places optical lens in placing the inner chamber of case, and clamping assembly is to the preliminary clamp location of optical lens, through the regulation of drive assembly and connecting plate position, the different size of adaptation satisfies the detection demand under the different environment, uses more nimble, through servo motor drive transmission shaft, rotates by the axis of rotation and drives and place the case and evenly rotate, and then guarantees that the axis of rotation rotates at the uniform velocity, compares with manual work, avoids error detection effect better, places the case simultaneously and rotates and avoid lens contact surface wearing and tearing, guarantees that precision result of use is good.

Description

Edge thickness measuring device for spherical mirror

Technical Field

The invention belongs to the technical field of lens detection devices, and particularly relates to a spherical lens edge thickness measurement device which is accurate in uniform and stable measurement and detection and is suitable for lenses with different sizes.

Background

The optical glass is a special glass material having characteristics of conduction, reflection, refraction, etc., and can be used as a manufacturing material for lighting elements, lenses, prisms, etc. The optical glass can be used for manufacturing astronomical instruments, microscopes, camera lenses and the like, even space exploration telescopes, and the optical lenses can be generally divided into spherical lenses and aspherical lenses, wherein the spherical lenses such as convex spherical lenses can lead to a larger acceptable imaging light range of the lenses, smaller F number and more light entering the camera, and the result is to increase the overall photosensitivity, reduce the aberration of the optical correction lenses and reduce the lens magnification.

The edge thickness of the optical lens is important to affect the optical characteristics of the lens, and if the edge thickness of the lens is out of the prescribed range, errors in the ability of the lens to focus light may occur, while if the edge thickness of the lens is too thick or too thin, optical aberrations such as astigmatism may occur, and the edge thickness of the lens may also affect the durability and breakage resistance of the lens, thus requiring detection of the edge thickness of the optical lens during manufacturing.

The optical lens is generally directly placed on a plane by the aid of a thickness detector for detection at present, the edge of the lens is measured to be thick by manually rotating the lens, however, the numerical value displayed by the detector needs to be observed when the lens is manually rotated, so that a plurality of problems exist in detection, for example, the contact surface of the lens and a placing platform is worn along with the rotation of the lens, the lens cannot be manually rotated at a constant speed, the fact that the detection is not finished at a certain place easily cannot be guaranteed to generate errors, and meanwhile, the measurement requirement cannot be met due to factors of instrument fixation when the lenses with different sizes are measured, so that the spherical lens edge thickness measuring device for solving the problems is needed.

Disclosure of Invention

The invention provides a spherical mirror edge thickness measuring device, which aims to solve the problems that edge thickness detection errors are easy to occur, lenses cannot be measured uniformly and stably, and lenses with different sizes cannot be adapted.

The invention is realized in such a way that a measuring device for the edge thickness of a spherical mirror comprises a bottom plate, a connecting box and a placing plate, and is characterized in that: the device comprises a connecting box inner cavity rotating shaft, a driving mechanism, a placing box, a fixing plate, a connecting plate, a mounting seat and a mounting frame, wherein the rotating shaft is rotatably and vertically arranged in the connecting box inner cavity in a penetrating mode, the top end of the rotating shaft penetrates through the top of the placing plate, the driving mechanism is arranged in the connecting box inner cavity to drive the rotating shaft to rotate, the placing box is arranged on the rotating shaft and used for placing a mirror body, the fixing plate is arranged on the placing plate, the connecting plate is provided with the connecting rod, the mounting seat is detachably arranged on the connecting rod, the mounting frame is arranged on the mounting seat, and the inner cavity of the mounting frame is used for detecting the thickness of the mirror body;

the processing prompt module is arranged in the inner cavity of the fixed box and used for receiving and processing detection data of the thickness gauge, and the alarm is arranged on the fixed box and used for sending prompt;

locate be used for on the placing plate right the horizontal position of fixed plate carries out the actuating mechanism, locates place the centre gripping subassembly of case inner chamber, the centre gripping subassembly include fixed connection in place the extension section of thick bamboo of case surface, locate place the grip block of case inner chamber, locate the grip block surface with elastic component of grip block internal face one end.

Preferably, the driving mechanism comprises a fixed block arranged at two ends of the top of the placing plate, a screw rod sleeve is connected to the surface of the fixed block in a threaded manner, the bottom of the screw rod sleeve is in sliding connection with the top of the placing plate, the bottom of the fixed plate is fixedly connected with the surface of the screw rod sleeve, and one end of the screw rod penetrates through the outer part of the rotating shaft and is fixedly connected with a rotating disc.

Preferably, the processing prompt module comprises a circuit board main body arranged in the inner cavity of the fixed box, a signal receiving module arranged on the circuit board main body and used for receiving signals sent by the thickness gauge, a processing module arranged on the circuit board main body and used for comparing the processed signals with a preset module, and a storage module arranged on the storage module and used for storing different types of standard values.

Preferably, the driving mechanism comprises a servo motor arranged in the inner cavity of the connecting box, a first conical gear arranged on the surface of the rotating shaft and positioned in the inner cavity of the connecting box, a transmission shaft arranged in the inner cavity of the connecting box, a second conical gear arranged at one end of the transmission shaft and meshed with the first conical gear, and a servo motor arranged in the inner cavity of the connecting box and used for driving the transmission shaft to rotate.

Preferably, a plurality of heat dissipation openings are formed in the surface of the connection box for dissipating heat, and the filter plates are arranged on the surface of the connection box for preventing dust from entering.

Preferably, the standing groove has been seted up to the axis of rotation top inwards sunken, the bottom fixedly connected with connecting rod of placing the case, the bottom of connecting rod extends to the inner chamber of standing groove and with the internal face of standing groove rotates to be connected, the surface of axis of rotation with connecting bolt has all been seted up on the surface of connecting rod, the connecting rod with the axis of rotation pass through the bolt with fixing bolt's cooperation is connected.

Preferably, the surface of connecting plate is provided with the curb plate, the surface threaded connection ground of curb plate runs through and is provided with the bolt, the surface of fixed plate is along vertical direction evenly spaced apart be equipped with a plurality of locating holes of bolt looks adaptation.

Preferably, the surface of the mounting seat is fixedly connected with a connecting block, a positioning bolt is arranged on the surface of the connecting block in a penetrating way in a threaded connection manner, and the positioning bolt penetrates through the connecting rod

Preferably, the bottom of the inner wall surface of the placement box is provided with a sliding groove in an inward concave manner, and an inner cavity of the sliding groove is slidably provided with a pressure detection module for contacting with a pressing signal, and the pressure detection module is electrically connected with the processing module.

Advantageous effects

Compared with the prior art, the invention has the beneficial effects that: the invention relates to a measuring device for the edge thickness of a spherical mirror, which comprises:

(1) The optical lens is placed in the inner cavity of the placement box, the clamping assembly clamps and positions the optical lens preliminarily, the screw rod is rotated in the forward direction or the reverse direction according to different sizes and thicknesses of the optical lens, the fixing plate moves the thickness gauge to a proper position, the fixing plate is adjusted to a proper position through adjusting the height position of the connecting plate, the connecting plate is positioned according to the thickness of the lens, detection requirements under different environments are met, the use range is wide, the use is more flexible, the transmission shaft is driven by the servo motor, the placement box is driven to rotate by the rotation shaft to uniformly rotate, the thickness detection of the edge of the optical lens by the thickness gauge is further guaranteed, the rotation shaft is guaranteed to rotate at a uniform speed, compared with manual rotation, the error detection effect is better, the contact surface abrasion of the lens is avoided when the placement box rotates, and the precision use effect is good.

(2) The thickness detection device comprises a storage module, a signal receiving module, a processing module, a thickness detector, an alarm, a signal receiving module, a signal processing module and a comparison module, wherein the signal receiving module receives signals in the thickness detection process of the optical lens by the thickness detector, the processing module analyzes and processes signal data, compares stored standard values in the storage module, and when detecting data exceeds a preset value, the processing module sends a control signal to enable the alarm to give an alarm, so that the problem of the thickness of the optical lens is rapidly obtained.

Drawings

FIG. 1 is a schematic cross-sectional view of the structure of the present invention in elevation;

FIG. 2 is a schematic top cross-sectional view of the drive mechanism and web configuration of the present invention;

FIG. 3 is a schematic view of the structure of the fixing case, the processing module, the storage module and the circuit board main body according to the present invention;

FIG. 4 is an enlarged schematic view of the structure A in FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the mechanism of fig. 2B in accordance with the present invention.

In the figure: 1. a bottom plate; 2. a connection box; 3. placing a plate; 4. a rotating shaft; 5. a screw rod; 6. a screw rod sleeve; 7. a fixing plate; 8. a connecting plate; 9. a connecting rod; 10. a mounting base; 11. a connecting block; 12. positioning bolts; 13. a mounting frame; 14. a thickness gauge; 15. a fixed box; 16. an alarm; 17. positioning holes; 18. a connecting rod; 19. a fixing bolt; 20. a first bevel gear; 21. a transmission shaft; 22. a second bevel gear; 23. a servo motor; 24. a heat radiation port; 25. a filter plate; 26. placing a box; 27. an extension cylinder; 28. a clamping plate; 29. an elastic member; 30. a side plate; 31. a circuit board main body; 32. a processing module; 33. a storage module; 34. a signal receiving module; 35. a fixed block; 36. and a pressure detection module.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a sphere mirror edge thickness measuring device, includes bottom plate 1, junction box 2 and places board 3, its characterized in that: the device comprises a rotating shaft 4 which is rotatably and vertically arranged in an inner cavity of a connecting box 2 in a penetrating manner, a driving mechanism which is arranged on the rotating shaft 4 and is used for driving the rotating shaft 4 to rotate, a placing box 26 which is arranged on the rotating shaft 4 and is used for placing a mirror body, a fixed plate 7 which is arranged on the placing plate 3, a connecting plate 8 which is arranged on the placing plate 3, a connecting rod 9 which is arranged on the connecting plate 8, an installation seat 10 which is detachably arranged on the connecting rod 9, an installation frame 13 which is arranged on the installation seat 10, and a thickness gauge 14 which is arranged in the inner cavity of the installation frame 13 and is used for detecting the thickness of the mirror body;

the invention is used for detecting whether the surface roughness exists or the height has a certain difference in the processing. The inside bluetooth transmission module that is used for sending detection signal that has of calibrator 14, the bottom of axis of rotation 4 and the bottom of the inner wall of junction box 2 are passed through the bearing and are rotated and are connected, the top of axis of rotation 4 is vertical through junction box 2 respectively and place board 3, and the top is located the top of placing board 3, the department of penetrating of axis of rotation 4 is provided with the bearing and is used for guaranteeing axis of rotation 4 pivoted stability, drive axis of rotation 4 at uniform velocity through actuating mechanism, and then guarantee that the edge of lens obtains fully detecting, the top of placing the case 26 is uncovered simultaneously, place the sphere mirror body in placing the case 26 inner chamber, to the preliminary location of mirror body, fixed plate 7 has certain height and width, the surface sliding connection of connecting plate 8 and fixed plate 7 simultaneously, the front end of connecting plate 8 extends to the front side direction of placing board 3, connecting rod 9 and one side fixed connection of connecting plate 8 orientation placing the case 26, mount pad 10 and connecting rod 9 detachable connection, mount pad 13 and mount pad 10 fixed connection, the inner wall of mount pad 13 is fixed connection, the current device of calibrator 14 in order to guarantee that the lens is mature, therefore, the bottom has the flexible contact bar of contact with the bottom of lens of its has the effect of guaranteeing that it is flexible.

The fixed box 15 is arranged on the fixed plate 7, the processing prompt module is arranged in the inner cavity of the fixed box 15 and used for receiving the detection data of the thickness gauge 14, and the alarm 16 is arranged on the fixed box 15 and used for sending prompt.

The fixed box 15 is fixedly connected with the surface of the fixed plate 7, the alarm 16 is fixedly connected to the surface of the fixed box 15 and is electrically connected with the fixed box 15, the fixed box 15 is further received to detect the received signal, and when the numerical value does not accord with the range of the preset value or is smaller than the range of the preset value, the alarm 16 sends out a prompt and alarm signal.

The clamping assembly is arranged in the inner cavity of the placement box 26 and comprises an extension cylinder 27 fixedly connected to the surface of the placement box 26, a clamping plate 28 arranged in the inner cavity of the placement box 26 and an elastic piece 29 arranged on the surface of the clamping plate 28 and at one end of the inner wall surface of the clamping plate 28.

The driving mechanism meets the requirement of adaptively adjusting the position of the fixing plate 7 according to lenses with different diameters, so that the thickness measurement of the edges of the lenses is met, and the use effect of the lenses with different sizes is guaranteed by adapting the clamping assembly.

The surface of grip block 28 is circular-arc, and the clamping component is provided with two at least, and two clamping components set up respectively in the both ends of placing case 26 internal face, when the outer ring face of lens and the surface of grip block 28 contact, drive two grip blocks 28 and keep away from each other, and elastic component 29 receives the extrusion simultaneously and produces elasticity, and then guarantees to the lens location at the centre gripping, and grip block 28 and the internal face sliding connection of placing case 26 simultaneously guarantee the motion effect of grip block 28.

Preferably, the actuating mechanism is including locating the fixed block 35 at placing board 3 top both ends, and the surface threaded connection of fixed block 35 has lead screw cover 6, and the bottom of lead screw cover 6 and the top sliding connection of placing board 3, the bottom of fixed plate 7 and the fixed surface connection of lead screw cover 6, and the one end of lead screw 5 runs through to the outside of corresponding axis of rotation 4 and fixedly connected with carousel.

The height of fixed block 35 is less than the height between placing box 26 and placing board 3 top, and there is certain interval between two fixed blocks 35, jerno is guaranteed that the both ends of screw sleeve 6 are connected through the bearing rotation respectively with the medial surface of two fixed blocks 35, the stability of screw sleeve 6 motion is guaranteed with the sliding connection of placing board 3 to screw sleeve 6, and then forward or reverse rotation through fixed block 35 can drive fixed plate 7 along the surface motion of placing board 3 to the assigned position, through the carousel convenience forward or reverse rotation screw sleeve 6.

Preferably, the processing prompt module includes a circuit board main body 31 disposed in the inner cavity of the fixed box 15, a signal receiving module 34 disposed on the circuit board main body 31 and used for receiving signals sent by the thickness gauge 14, a processing module 32 disposed on the circuit board main body 31 and used for comparing the processed signals with a preset module, and a storage module 33 disposed on the storage module 33 and used for storing different standard values.

The circuit board main body 31 is fixed in the inner cavity of the fixed box 15, the signal receiving module 34 is electrically connected with the processing module 32, the processing module 32 is electrically connected with the storage module 33, the signal receiving module 34 is further guaranteed to receive the signal sent by the thickness gauge 14, the signal receiving module 32 is used for processing the signal, the processing module 32 is used for comparing preset values corresponding to lenses with different types of sizes stored in the storage module 33, and then rapid detection is met, when standard values are not matched, the alarm 16 is enabled to prompt through sending control signals, and workers are prevented from observing the display screen of the thickness gauge 14 for a long time.

Preferably, the driving mechanism comprises a servo motor 23 arranged in the inner cavity of the connecting box 2, a first conical gear 20 arranged on the surface of the rotating shaft 4 and positioned in the inner cavity of the connecting box 2, a transmission shaft 21 arranged in the inner cavity of the connecting box 2, a second conical gear 22 arranged at one end of the transmission shaft 21 and meshed with the first conical gear 20, and a servo motor 23 arranged in the inner cavity of the connecting box 2 and used for driving the transmission shaft 21 to rotate.

The servo motor 23 is an existing mechanism and is installed in the inner cavity of the connecting box 2, the output shaft is fixedly connected with one end of the transmission shaft 21, a connecting sleeve is arranged on the surface of the transmission shaft 21 and is rotatably connected with the surface of the connecting box 2, the function of supporting the transmission shaft 21 is achieved, the second bevel gear 22 is driven to rotate due to the rotation of the transmission shaft 21, the second bevel gear 22 is meshed with the first bevel gear 20, the rotation shaft 4 which is driven to rotate by the rotation shaft 4 is driven to rotate at a constant speed, the placing box 26 is rotated at a constant speed, and the mirror body is enabled to be detected in a sufficient thickness.

Preferably, a plurality of heat dissipation openings 24 are formed on the surface of the connection box 2 for dissipating heat, and a filter plate 25 is formed on the surface of the connection box 2 for preventing dust from entering.

The cooling hole 24 is formed in the surface of the connecting box 2, ventilation and heat exchange are carried out on the inside of the connecting box 2 through the cooling hole 24, heat accumulation in the inside of the connecting box 2 is avoided, and dust is prevented from entering the inner cavity of the connecting box 2 through the filter plate 25.

Preferably, the standing groove is inwards sunk at the top end of the rotating shaft 4, the connecting rod 18 is fixedly connected with the bottom of the standing box 26, the bottom end of the connecting rod 18 extends to the inner cavity of the standing groove and is rotationally connected with the inner wall surface of the standing groove, the connecting fixing bolts 19 are respectively arranged on the surface of the rotating shaft 4 and the surface of the connecting rod 18, and the connecting rod 18 is connected with the rotating shaft 4 through the matching of the bolts and the fixing bolts 19.

In this embodiment, the top of the rotation shaft 4 is not fixedly connected with the bottom of the placement box 26, but the top of the connecting rod 18 is fixedly connected with the bottom of the placement box 26, and the bottom of the connecting rod 18 is rotatably connected with the bottom of the inner wall of the placement groove through a bearing, and then the fixing bolt 19 is connected with the rotation shaft 4 through the cooperation of the fixing bolt 19 and the bolt, so that the placement box 26 is driven to rotate when the rotation shaft 4 rotates, and under the environment without electric power support, the connection between the bolt and the rotation shaft 4 and the connecting rod 18 needs to be canceled, and when the placement box 26 is rotated, the rotation shaft 4 cannot rotate because the connecting rod 18 is rotatably connected with the placement groove, thereby meeting the rotation requirement that the connecting rod 18 drives the placement box 26.

Preferably, the surface of the connecting plate 8 is provided with a side plate 30, bolts penetrate through the surface of the side plate 30 in a threaded connection manner, and a plurality of positioning holes 17 matched with the bolts are uniformly formed in the surface of the fixing plate 7 at intervals along the vertical direction.

When the connecting plate 8 is selectively adjusted according to the thickness of the lens, the sliding of the connecting plate 8 drives the side plate 30 to move to a proper position, and then the bolt is rotated to be in threaded connection with the inner wall surface of the corresponding positioning hole 17, so that the position of the connecting plate 8 is fixed, and the application range and the requirement are ensured.

Preferably, the surface of the mounting seat 10 is fixedly connected with a connecting block 11, a positioning bolt 12 is arranged on the surface of the connecting block 11 in a penetrating manner in a threaded connection manner, and the positioning bolt 12 penetrates through the connecting rod 9.

When the mounting seat 10 needs to be disassembled, the positioning bolt 12 is rotated to be separated from the contact with the connecting block 11 and the connecting rod 9, so that the disassembly of the thickness gauge 14 can be rapidly completed, and the subsequent maintenance and replacement of the thickness gauge 14 are facilitated.

Preferably, a sliding groove is formed in the inner wall surface of the placement box 26 in an inward concave manner, and a pressure detection module 36 for contacting a pressing signal is slidably arranged in an inner cavity of the sliding groove, and the pressure detection module 36 is electrically connected with the processing module 32.

When the optical lens is placed in the inner cavity of the placement box 26, if the bottom plane of the optical lens is in contact with the placement box 26, the pressure detection module 36 receives pressure, the processing module 32 processes to obtain that no error occurs in the placement position of the lens, and when the top convex surface of the optical lens is placed in the placement box 26, the pressure detection module 36 does not receive pressure because the top of the optical lens has an arc, the processing module 32 sends a signal, the alarm 16 sends a prompt, the pressure detection module 36 can only start working when the optical lens is placed, and the surface of the placement box 26 can be provided with an inductor matched with the pressure detection module 36 for detecting whether the optical lens is placed.

The working principle and the using flow of the invention are as follows: after the invention is installed, the optical lens is placed in the inner cavity of the placement box 26, the two clamping plates 28 are mutually far away due to the downward pressing of the optical lens, the elastic piece 29 is contracted to generate elastic force, the optical lens is further clamped and positioned preliminarily, the screw rod sleeve 6 drives the fixing plate 7 to move the thickness gauge 14 to a proper position through the forward or reverse rotation of the screw rod 5 according to different sizes and thicknesses of the optical lens, the position of the connecting plate 8 is adjusted to be proper position up and down according to the thickness of the lens, the connecting plate 8 is positioned, lenses with different sizes are matched, the transmission shaft 21 is driven by the servo motor 23, the placement box 26 is driven by the rotation shaft 4 to rotate uniformly through the cooperation of the second conical gear 22 and the first conical gear 20, and further the edge thickness detection of the optical lens by the thickness gauge 14 is ensured.

In the thickness detection process of the optical lens by the thickness gauge 14, the signal is received by the signal receiving module 34, the processing module 32 analyzes and processes the signal data, compares the signal data with the stored standard value in the storage module 33, and when the detected data exceeds the preset value, the processing module 32 sends a control signal to enable the alarm 16 to give an alarm prompt, so that the problem of the thickness of the lens can be rapidly obtained.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (9)

1. The utility model provides a sphere mirror edge thickness measuring device, includes bottom plate (1), junction box (2) and places board (3), its characterized in that: the device comprises a connecting box (2), an inner cavity rotating shaft (4) rotatably and vertically penetrating through the connecting box, the top end of the rotating shaft (4) penetrates through the top of a placing plate (3), a driving mechanism which is arranged on the inner cavity of the connecting box (2) and drives the rotating shaft (4) to rotate, a placing box (26) which is arranged on the rotating shaft (4) and is used for placing a mirror body, a fixing plate (7) which is arranged on the placing plate (3), a connecting plate (8) which is arranged on the placing plate (3), a connecting rod (9) which is arranged on the connecting plate (8), a mounting seat (10) which is detachably arranged on the connecting rod (9), a mounting frame (13) which is arranged on the mounting seat (10) and a thickness gauge (14) which is arranged in the inner cavity of the mounting frame (13) and is used for detecting the thickness of the mirror body;

the fixed box (15) is arranged on the fixed plate (7), the processing prompt module is arranged in the inner cavity of the fixed box (15) and used for receiving and processing the detection data of the thickness gauge (14), and the alarm (16) is arranged on the fixed box (15) and used for sending out prompts;

locate on placing board (3) be used for right the actuating mechanism that the horizontal position of fixed plate (7) was adjusted locates place the centre gripping subassembly of case (26) inner chamber, the centre gripping subassembly include fixed connection in place extension section of thick bamboo (27) on case (26) surface, locate clamp plate (28) of case (26) inner chamber are placed, locate clamp plate (28) surface with elastic component (29) of clamp plate (28) internal face one end.

2. A spherical mirror edge thickness measuring device according to claim 1, wherein: the driving mechanism comprises a rotating shaft (4) arranged at two ends of the top of the placing plate (3), a screw rod sleeve (6) is connected to the surface of the rotating shaft (4) in a threaded mode, the bottom of the screw rod sleeve (6) is connected with the top of the placing plate (3) in a sliding mode, the bottom of the fixing plate (7) is fixedly connected with the surface of the screw rod sleeve (6), and one end of the screw rod (5) penetrates through the outer portion of the rotating shaft (4) correspondingly and is fixedly connected with a rotary disc.

3. A spherical mirror edge thickness measuring device according to claim 2, wherein: the processing prompt module comprises a circuit board main body (31) arranged in the inner cavity of the fixed box (15), a signal receiving module (34) arranged on the circuit board main body (31) and used for receiving signals sent by the thickness gauge (14), a processing module (32) arranged on the circuit board main body (31) and used for comparing the processed signals with a preset module, and a storage module (33) arranged on the storage module (33) and used for storing different types of standard values.

4. A spherical mirror edge thickness measuring device according to claim 1, wherein: the driving mechanism comprises a servo motor (23) arranged in the inner cavity of the connecting box (2), a first conical gear (20) arranged on the surface of the rotating shaft (4) and positioned in the inner cavity of the connecting box (2), a transmission shaft (21) arranged in the inner cavity of the connecting box (2), a second conical gear (22) arranged at one end of the transmission shaft (21) and meshed with the first conical gear (20), and the servo motor (23) arranged in the inner cavity of the connecting box (2) and used for driving the transmission shaft (21) to rotate.

5. A spherical mirror edge thickness measuring device according to claim 4, wherein: a plurality of heat dissipation openings (24) which are arranged on the surface of the connecting box (2) and used for dissipating heat, and a filter plate (25) which is arranged on the surface of the connecting box (2) and used for preventing dust from entering.

6. A spherical mirror edge thickness measuring device according to claim 4, wherein: the utility model discloses a connecting device for a rotary machine, including axis of rotation (4) and connecting bolt (19), including connecting rod (18), connecting bolt (19) have all been seted up on the surface of axis of rotation (4) top inwards sunken, the bottom fixedly connected with connecting rod (18) of placing case (26), the bottom of connecting rod (18) extends to the inner chamber of standing groove and with the internal face rotation of standing groove is connected, connecting bolt (19) have all been seted up on the surface of axis of rotation (4) with the surface of connecting rod (18), connecting rod (18) with axis of rotation (4) pass through the bolt with the cooperation of fixing bolt (19) is connected.

7. A spherical mirror edge thickness measuring device according to claim 1, wherein: the surface of connecting plate (8) is provided with curb plate (30), the surface threaded connection ground of curb plate (30) runs through and is provided with the bolt, the surface of fixed plate (7) is along vertical direction evenly spaced be equipped with a plurality of locating holes (17) of bolt looks adaptation.

8. A spherical mirror edge thickness measuring device according to claim 1, wherein: the surface of mount pad (10) fixedly connected with connecting block (11), the surface threaded connection ground of connecting block (11) runs through and is provided with positioning bolt (12), just positioning bolt (12) run through connecting rod (9).

9. A spherical mirror edge thickness measuring device according to claim 3, wherein: the bottom of the inner wall surface of the placement box (26) is provided with a sliding groove in an inward concave mode, the inner cavity of the sliding groove is slidably provided with a pressure detection module (36) used for contacting a pressing signal, and the pressure detection module (36) is electrically connected with the processing module (32).