CN217966738U

CN217966738U - Lens group clamping device with automatic positioning function

Info

Publication number: CN217966738U
Application number: CN202222493186.1U
Authority: CN
Inventors: 李志平; 梁鑫; 吕坤
Original assignee: Youxin Intelligent Technology Wuxi Co ltd
Current assignee: Youxin Intelligent Technology Wuxi Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2022-12-06
Anticipated expiration: 2032-09-21

Abstract

The utility model belongs to the technical field of anchor clamps, especially, a group lens clamping device with automatic positioning function, to the skew of current group lens, the inconvenient problem of dust removal, the following scheme is proposed at present, it includes rotary platform, rotary platform's inside bolt has rotating electrical machines, rotating electrical machines's output runs through the hole at rotary platform top and bolt has the centre gripping frame, power unit can drive the flabellum through the bull stick and rotate, the flabellum can produce the air current in the inside of dust removal case, utilize the air current can to the group lens with install inside and clear up, get rid of the dust, power unit can drive two pivots through drive mechanism and rotate, the pivot can drive vice bevel gear through main conical gear and rotate, vice bevel gear can drive the splint frame through the hinge bar and remove, utilize two splint framves can inwards carry out the centre gripping to the group lens, let the automatic axle center position that gets into the centre gripping frame of group lens by the centre gripping, automatically, fix a position the group lens.

Description

Lens group clamping device with automatic positioning function

Technical Field

The utility model relates to an anchor clamps technical field especially relates to a group's clamping device of mirror with automatic positioning function.

Background

A lens group holding device is required to be used in the lens group production, use and installation process, for example, patent application No. 202210000542.3 discloses a lens assembly method, device and system based on inverse projection MTF detection, the method includes: placing the two mirror groups subjected to the preliminary alignment of the optical axes in a reverse projection MTF detection device according to a preset position; adjusting the relative pose of the two lens groups by adjusting a six-axis clamping device of at least one of the two lens groups, and detecting by a back projection MTF detection device to obtain modulation transfer function curve groups of the two lens groups under various relative poses; selecting a target relative pose which enables the imaging quality of the two mirror groups to be optimal from various relative poses by comparing the modulation transfer function curve groups under various relative poses; and after the two lens groups reach the target relative position, fixing the two lens groups by adjusting the six-axis clamping device of at least one of the two lens groups. The method and the device improve the yield of finished lenses by actively aligning and debugging the lens group to be assembled through inverse projection MTF instead of the traditional press mounting assembly process.

However, the existing lens group holding device also has some problems, for example, the lens group is held and fixed by pushing the cylinder to one side, the lens group is usually not located at the center of the holding assembly, so that the lens group is not coaxial with the holding assembly, the lens group is deviated to one side, the holding assembly is rotated to drive the lens group to rotate, the lens group generates centrifugal force, the stability is poor, and a small amount of dust is adhered to the surface of the lens group and the inside of the holding assembly, and the dust also needs to be cleaned by a user using special equipment in the operation process, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Have group's skew of mirror based on the background art, the inconvenient technical problem that removes dust, the utility model provides a group's clamping device of mirror with automatic positioning function.

The utility model provides a group's clamping device of mirror with automatic positioning function, including rotary platform, rotary platform's inside bolt has rotary motor, rotary motor's output runs through the hole at rotary platform top and the bolt has the centre gripping frame, the inside left side bolt of centre gripping frame has the dust removal case, the hole on dust removal case right side rotates and has cup jointed the bull stick, the left end of bull stick extends to the inside of dust removal case and the bolt has the flabellum, the hole of centre gripping frame top both sides all rotates and has cup jointed the pivot, the top bolt of pivot has main conical gear, the tooth meshing on main conical gear surface has vice conical gear, the top on vice conical gear surface articulates there is the hinge pole, the one end that vice conical gear was kept away from to the hinge pole articulates there is power mechanism, power mechanism's right-hand member bolt has power mechanism, drive mechanism and pivot bolt, can drive the flabellum rotation through the bull stick, the flabellum can produce the air current in the inside of dust removal case, utilize the air current to organize and the inside clearance of device, power mechanism passes through two rotation gears and can drive the automatic clamping frame of vice bevel gear pair of group, the group's axle center of clamp pole can be carried out to the automatic clamping frame, the centre gripping mirror, it can be driven to make the group to pass through the pivot, it can carry out the automatic clamping frame to the clamp pole to move to the vice bevel gear.

Preferably, the power mechanism comprises a speed reduction motor, a double worm and a driving wheel, the rear side of the speed reduction motor is in bolted connection with the inside of the clamping frame, the output end of the speed reduction motor is in bolted connection with the right end of the double worm, the left end of the double worm is in bolted connection with the axis of the right side of the driving wheel, the power mechanism further comprises a transmission assembly and a driving assembly, the power supply of the speed reduction motor is connected, the speed reduction motor can drive the double worm to rotate, the double worm is rotatably arranged with the clamping frame through a bearing, the double worm can stably rotate, and the double worm can drive the driving wheel to rotate.

Preferably, the transmission assembly includes a spring clamping block, a one-way fluted disc and a pinion, a hole of the spring clamping block is hinged to the left side of the driving wheel, an axis on the right side of the one-way fluted disc is rotatably sleeved with the surface of the double worm, the top end of the spring clamping block is meshed with a ratchet inside the one-way fluted disc, teeth on the top of the one-way fluted disc are meshed with teeth on the bottom of the pinion, an axis on the left side of the pinion is bolted to the right end of the rotating rod, the driving wheel can drive the spring clamping block to rotate, a cavity is formed on the left side of the one-way fluted disc, the driving wheel is located in the cavity of the one-way fluted disc, the teeth inside the one-way fluted disc adopt a ratchet structure similar to a ratchet wheel, the spring clamping block can be clamped into the one-way fluted disc during rotation of the ratchet and drive the one-way fluted disc to rotate, when the driving wheel drives the spring clamping block to reversely rotate, the spring clamping block is composed of a clamping strip and a spring strip, the clamping strip can always mesh with the one-way fluted disc, when the ratchet is driven by the ratchet, the spring strip can not slide on the driving wheel, and the pinion can drive the one-way fluted disc to rotate.

Preferably, the driving assembly comprises two worm wheel discs, two sliding sleeves and two transmission rods, the teeth at two ends of the surfaces of the two worms are respectively meshed with the bottoms of the two worm wheel discs, the axes of the worm wheel discs are rotatably connected with the inside of the clamping frame, the bottom ends of the surfaces of the worm wheel discs are hinged to the rear side of the sliding sleeves, the inside of the sliding sleeves is slidably connected with the surfaces of the transmission rods, the top ends of the transmission rods are hinged to the top ends of the inside of the clamping frame, the transmission rods are hinged to the transmission mechanism, the teeth at two ends of the surfaces of the two worms are opposite in direction, the two worms can drive the left worm wheel disc to rotate clockwise, the left worm wheel disc can drive the left sliding sleeve to rotate leftward, the left sliding sleeve can slide on the surface of the left hinged rod and drive the left hinged rod to rotate leftward, the two worms can drive the right worm wheel disc to rotate counterclockwise, the right worm wheel disc can drive the sliding sleeve to rotate rightward, the right sliding sleeve can slide on the surface of the right hinged rod and drive the right hinged rod to rotate rightward, and the hinged rod can drive the transmission mechanism to move.

Preferably, the transmission mechanism comprises a sliding block, a sliding frame and a rack, the number of the sliding block, the number of the sliding frame and the number of the rack are two, the bottom end of the transmission rod is hinged to the surface of the sliding block, the rear side of the sliding block is connected with the inner portion of the sliding frame in a sliding mode, the side face of the sliding frame is connected with the surface of the rack in a bolted mode, the transmission mechanism further comprises a connecting assembly, the left hinged rod can drive the left sliding block to move leftwards, the right hinged rod can drive the right sliding block to move rightwards, the left sliding block can slide in the left sliding frame and drive the left sliding frame to move leftwards, the left sliding frame can drive the left rack to move leftwards, the right sliding block can slide in the right sliding frame and drive the right sliding frame to move rightwards, and the right sliding frame can drive the right rack to move rightwards.

Preferably, the connecting assembly comprises a transmission gear, a large helical gear and a small helical gear, the number of the transmission gear, the large helical gear and the small helical gear is two, teeth at the bottom of the transmission gear are meshed with teeth at the top of the rack, the rear side of the transmission gear is bolted with the surface of the large helical gear, the axis of the large helical gear is rotatably connected with the inside of the clamping frame, teeth of the large helical gear are meshed with teeth of the small helical gear, the bottom end of the rotating shaft extends into the inside of the clamping frame and is bolted with the axis of the small helical gear, the left rack can drive the left transmission gear to rotate clockwise, the left transmission gear can drive the left large helical gear to rotate clockwise, the large helical gear and the small helical gear are helical gears, the large helical gear can be meshed with the small helical gear in a staggered manner, the large helical gear can drive the small helical gear to rotate, the right rack can drive the transmission gear to rotate anticlockwise, the right transmission gear can drive the large helical gear to rotate anticlockwise, the right large helical gear can drive the small helical gear to rotate anticlockwise, and the small helical gear can drive the rotating shaft to rotate.

Preferably, the rear side of the rack is connected with a limiting frame in a sliding mode, the rear side of the limiting frame is bolted with the inside of the clamping frame, the bottom of the sliding frame is connected with the bottom end of the inside of the clamping frame in a sliding mode, the rack is arranged in a sliding mode through the sliding rail and the limiting frame in a sliding mode, the rack is guided, the rack can move left and right stably, the rack is prevented from being deviated, the sliding frame is arranged in a sliding mode through the sliding rail and the clamping frame in a sliding mode, the sliding frame is guided, and the air hole is formed in the middle of the top of the clamping frame.

Preferably, the gas outlet intercommunication of dust removal case rear side left end has the blast pipe, and the rear end of blast pipe extends to the rear side of dust removal case, and the air inlet intercommunication on dust removal case right side has the breathing pipe, and the inlet end of breathing pipe and the hole intercommunication on the inside top of centre gripping frame, the breathing pipe and the gas pocket intercommunication of centre gripping frame can produce suction in the inside of gas pocket through the breathing pipe, inhales the inside of dust removal case with the air, and the dust removal case is discharged the air from the blast pipe.

Preferably, the middle-end bolt at centre gripping frame top has a group of centre gripping section of thick bamboo of mirror, the both sides at centre gripping frame top all bolt and have the backup pad, the surface of splint frame and the hole sliding connection who organizes centre gripping section of thick bamboo side of mirror, vice conical gear's axle center department rotates with the surface of backup pad to be connected, the gas pocket is located the inside of group centre gripping section of thick bamboo of mirror, conveniently produce suction in the inside of group centre gripping section of thick bamboo of mirror, utilize suction to absorb the inside dust of group centre gripping section of thick bamboo of mirror, the backup pad is bolted with the group centre gripping section of thick bamboo of mirror, the splint frame passes through slide rail and the slip setting of group centre gripping section of thick bamboo of mirror, let the splint frame can be steady remove about, vice conical gear passes through the bearing and rotates the setting with the backup pad, make things convenient for vice conical gear to rotate.

Preferably, the splint frame includes splint and slide bar, and the one end that vice bevel gear was kept away from to the one end of slide bar and hinge bar is articulated, and the one end and the splint bolt joint of hinge bar are kept away from to the slide bar, the surface of slide bar and the hole sliding connection of the centre gripping section of thick bamboo of mirror group, and the slide bar passes through the slide rail and slides the setting with the centre gripping section of thick bamboo of mirror group, lets the slide bar can be steady remove about, and the both ends of slide bar are located the inside and outside of the centre gripping section of thick bamboo of mirror group respectively, and splint are located the inside of the centre gripping section of thick bamboo of mirror group, make things convenient for splint to carry out the centre gripping to the inside mirror group of the centre gripping of the mirror group centre gripping section of thick bamboo.

The utility model has the advantages that: power unit can drive the flabellum through the bull stick and rotate, the flabellum can produce the air current in the inside of dust removal case, utilize the air current to organize and clear up with the device is inside, get rid of the dust, power unit can drive two pivots through drive mechanism and rotate, the pivot can drive vice bevel gear through main bevel gear and rotate, vice bevel gear can drive the splint frame through the hinge bar and remove, utilize two splint frames can inwards carry out the centre gripping to the mirror group, let the automatic axle center position that gets into the centre gripping frame of the group of mirror by the centre gripping, fix a position mirror group automatically.

Drawings

Fig. 1 is a schematic front view of a holding device for lens set with automatic positioning function in accordance with the present invention;

fig. 2 is a schematic view of a rear view of a rotating shaft of a lens group holding device with an automatic positioning function according to the present invention;

fig. 3 is a left side view structural diagram of the one-way gear wheel of the lens group holding device with the automatic positioning function provided by the present invention;

fig. 4 is a schematic three-dimensional view of a large helical gear of a lens group holding device with an automatic positioning function according to the present invention;

fig. 5 is a schematic view of a double worm of the clamping device for lens group with automatic positioning function of the present invention.

In the figure: 1. a rotating platform; 2. a power mechanism; 21. a reduction motor; 22. a double worm; 23. a driving wheel; 24. a spring clamping block; 25. a one-way fluted disc; 26. a pinion gear; 27. a worm gear disc; 28. a sliding sleeve; 29. a transmission rod; 3. a transmission mechanism; 31. a slider; 32. a sliding frame; 33. a rack; 34. a transmission gear; 35. a large helical gear; 36. a small helical gear; 4. a rotary motor; 5. a clamping frame; 6. a dust removal box; 7. a rotating rod; 8. a fan blade; 9. a rotating shaft; 10. a main bevel gear; 11. a secondary bevel gear; 12. a hinged lever; 13. a splint frame; 14. a lens group clamping cylinder; 15. and a support plate.

Detailed Description

The present invention will be further explained with reference to the following embodiments.

Examples

Referring to fig. 1-5, in the present embodiment, a lens group holding device with automatic positioning function is provided, which includes a rotary platform 1, a rotary motor 4 is bolted inside the rotary platform 1, an output end of the rotary motor 4 penetrates through a hole at the top of the rotary platform 1 and is bolted with a holding frame 5, a dust removing box 6 is bolted on the left side inside the holding frame 5, an air outlet at the left end of the rear side of the dust removing box 6 is communicated with an exhaust pipe, the rear end of the exhaust pipe extends to the rear side of the dust removing box 6, an air inlet at the right side of the dust removing box 6 is communicated with an air suction pipe, an air inlet end of the air suction pipe is communicated with a hole at the top end inside the holding frame 5, an air hole is opened at the middle end at the top of the holding frame 5, the air suction pipe is communicated with the air hole of the holding frame 5, suction force can be generated inside the air hole through the air suction pipe to suck air into the inside of the dust removing box 6, the dust removing box 6 discharges air from the exhaust pipe, a rotating rod 7 is rotatably sleeved at a hole on the right side of the dust removing box 6, the left end of the rotating rod 7 extends into the dust removing box 6 and is bolted with a fan blade 8, the rotating rod 7 is rotatably arranged with the dust removing box 6 through a bearing, so that the rotating rod 7 can stably rotate, the rotating rod 7 can drive the fan blade 8 to rotate, an air flow can be generated in the rotating process of the fan blade 8, rotating shafts 9 are rotatably sleeved at the holes on the two sides of the top of the clamping frame 5, a main bevel gear 10 is bolted at the top end of the rotating shaft 9, a secondary bevel gear 11 is meshed with teeth on the surface of the main bevel gear 10, a hinged rod 12 is hinged at the top end of the surface of the secondary bevel gear 11, a clamping plate frame 13 is hinged at one end of the hinged rod 12 far away from the secondary bevel gear 11, a lens group clamping cylinder 14 is bolted at the middle end of the top of the clamping frame 5, supporting plates 15 are bolted at the two sides of the top of the clamping frame 5, the surface of the clamping plate frame 13 is slidably connected with the holes on the side of the clamping cylinder 14, the axis of the auxiliary bevel gear 11 is rotatably connected with the surface of the supporting plate 15, the air hole is positioned inside the lens group clamping cylinder 14, so that suction force can be generated inside the lens group clamping cylinder 14 conveniently, dust inside the lens group clamping cylinder 14 can be sucked by the suction force, the supporting plate 15 is bolted with the lens group clamping cylinder 14, the clamping plate frame 13 is slidably arranged with the lens group clamping cylinder 14 through a slide rail, so that the clamping plate frame 13 can move left and right stably, the auxiliary bevel gear 11 is rotatably arranged with the supporting plate 15 through a bearing, so that the auxiliary bevel gear 11 can rotate conveniently, the clamping plate frame 13 comprises a clamping plate and a slide bar, one end of the slide bar is hinged with one end of the hinge bar 12 far away from the auxiliary bevel gear 11, one end of the slide bar far away from the hinge bar 12 is bolted with the clamping plate, the surface of the slide bar is slidably connected with the hole of the lens group clamping cylinder 14, the slide bar is slidably arranged with the lens group clamping cylinder 14 through the slide rail, so that the slide bar can move left and right stably, the two ends of the sliding rod are respectively positioned inside and outside the lens group clamping barrel 14, the clamping plates are positioned inside the lens group clamping barrel 14, the clamping plates are convenient for clamping the lens group inside the lens group clamping barrel 14, the right end of the rotating rod 7 is bolted with the power mechanism 2, the bottom end of the power mechanism 2 is hinged with the transmission mechanism 3, the transmission mechanism 3 is bolted with the rotating shaft 9, the power mechanism 2 comprises a speed reducing motor 21, a double worm 22 and a driving wheel 23, the rear side of the speed reducing motor 21 is bolted with the inside of the clamping frame 5, the power of the speed reducing motor 21 is connected, the output end of the speed reducing motor 21 is bolted with the right end of the double worm 22, the speed reducing motor 21 can drive the double worm 22 to rotate, the left end of the double worm 22 is bolted with the axle center on the right side of the driving wheel 23, the power mechanism 2 further comprises a transmission component and a driving component, the double worm 22 is rotatably arranged with the clamping frame 5 through a bearing, and the double worm 22 can stably rotate, the double worm 22 can drive the driving wheel 23 to rotate, the transmission assembly comprises a spring clamping block 24, a one-way fluted disc 25 and a pinion 26, holes of the spring clamping block 24 are hinged with the left side of the driving wheel 23, the driving wheel 23 can drive the spring clamping block 24 to rotate, a cavity is arranged on the left side of the one-way fluted disc 25, the driving wheel 23 is positioned in the cavity of the one-way fluted disc 25, teeth inside the one-way fluted disc 25 adopt a ratchet tooth structure of a ratchet wheel, the axis of the right side of the one-way fluted disc 25 is rotatably sleeved with the surface of the double worm 22, the top end of the spring clamping block 24 is meshed with the ratchet teeth inside the one-way fluted disc 25, the teeth on the top of the one-way fluted disc 25 are meshed with the teeth on the bottom of the pinion 26, the axis of the left side of the pinion 26 is bolted with the right end of the rotating rod 7, the spring clamping block 24 can be clamped into the ratchet teeth of the one-way fluted disc 25 in the rotating process and drive the one-way fluted disc 25 to rotate, when the driving wheel 23 drives the spring clamping block 24 to reversely rotate, the spring clamping block 24 is composed of a clamping strip and a spring strip, the bottom end of the clamping block is hinged with the left side of the driving wheel 23, the top end of the clamping block is meshed with the ratchet of the one-way fluted disc 25, the top end of the spring strip is bolted with the surface of the clamping block, the bottom of the spring strip is bolted with the left side of the driving wheel 23, the clamping strip can rotate backwards by utilizing the spring strip, the clamping strip can be always meshed with the ratchet of the one-way fluted disc 25, when the driving wheel 23 drives the spring clamping block 24 to rotate reversely, the clamping strip of the spring clamping block 24 slides on the ratchet of the one-way fluted disc 25, the driving wheel 23 cannot drive the one-way fluted disc 25 to rotate reversely through the spring clamping block 24, the one-way fluted disc 25 can drive the pinion 26 to rotate, the pinion 26 can drive the rotating rod 7 to rotate, the driving component comprises a worm wheel disc 27, a sliding sleeve 28 and a transmission rod 29, the number of the worm wheel disc 27, the sliding sleeve 28 and the transmission rod 29 is two, the teeth at two ends of the surface of the double worm 22 are respectively meshed with the bottoms of the two worm gear discs 27, the teeth at two ends of the surface of the double worm 22 are opposite in direction, the axis of the worm gear disc 27 is rotatably connected with the inside of the clamping frame 5, the bottom end of the surface of the worm gear disc 27 is hinged with the rear side of the sliding sleeve 28, the inside of the sliding sleeve 28 is slidably connected with the surface of the transmission rod 29, the top end of the transmission rod 29 is hinged with the top end of the inside of the clamping frame 5, the transmission rod 29 is hinged with the transmission mechanism 3, the double worm 22 can drive the left worm gear disc 27 to rotate clockwise, the left worm gear disc 27 can drive the left sliding sleeve 28 to rotate left, the left sliding sleeve 28 can slide on the surface of the left transmission rod 29 and drive the left transmission rod 29 to rotate left, the double worm 22 can drive the right worm gear disc 27 to rotate counterclockwise, and the right worm gear disc 27 can drive the right sliding sleeve 28 to rotate right, the right sliding sleeve 28 can slide on the surface of the right transmission rod 29 and drive the right transmission rod 29 to rotate to the right, the transmission rod 29 can drive the transmission mechanism 3 to move, the transmission mechanism 3 comprises a sliding block 31, a sliding frame 32 and a rack 33, the number of the sliding block 31, the sliding frame 32 and the rack 33 is two, the bottom end of the transmission rod 29 is hinged with the surface of the sliding block 31, the left transmission rod 29 can drive the left sliding block 31 to move to the left, the right transmission rod 29 can drive the right sliding block 31 to move to the right, the rear side of the sliding block 31 is connected with the inside of the sliding frame 32 in a sliding mode, the left sliding block 31 can slide in the left sliding frame 32 and drive the left sliding frame 32 to move to the left, the left sliding frame 32 can drive the left rack 33 to move to the left, the side of the sliding frame 32 is bolted with the surface of the rack 33, the transmission mechanism 3 further comprises a connecting component, the right sliding block 31 can slide in the right sliding frame 32 and drive the right sliding frame 32 to move to the right, the right sliding frame 32 can drive the right rack 33 to move rightwards, the connecting component comprises a transmission gear 34, a large helical gear 35 and a small helical gear 36, the number of the transmission gear 34, the large helical gear 35 and the small helical gear 36 is two, teeth at the bottom of the transmission gear 34 are meshed with teeth at the top of the rack 33, the rear side of the transmission gear 34 is bolted with the surface of the large helical gear 35, the axis of the large helical gear 35 is rotationally connected with the inside of the clamping frame 5, teeth of the large helical gear 35 are meshed with teeth of the small helical gear 36, the bottom end of the rotating shaft 9 extends into the inside of the clamping frame 5 and is bolted with the axis of the small helical gear 36, the left rack 33 can drive the left transmission gear 34 to rotate clockwise, the left transmission gear 34 can drive the left large helical gear 35 to rotate clockwise, the large helical gear 35 and the small helical gear 36 are helical gears, the large helical gear 35 can be meshed with the small helical gear 36 in a staggered manner, the large helical gear 35 can drive the small helical gear 36 to rotate, the right rack 33 can drive the right transmission gear 34 to rotate anticlockwise, the right transmission gear 34 can drive the right large helical gear 35 to rotate anticlockwise, the right large helical gear 35 can drive the right small helical gear 36 to rotate, the small helical gear 36 can drive the rotating shaft 9 to rotate, the rear side of the rack 33 is movably connected with the limiting frame, the rear side of the limiting frame is bolted with the inner part of the clamping frame 5, the bottom of the sliding frame 32 is slidably connected with the bottom end of the inner part of the clamping frame 5, the rack 33 is slidably arranged with the limiting frame through a sliding rail to guide the rack 33, the rack 33 can be stably moved leftwards and rightwards, the rack 33 is prevented from being deviated, and the sliding frame 32 is slidably arranged with the clamping frame 5 through the sliding rail, guide sliding frame 32, power unit 2 can drive flabellum 8 through bull stick 7 and rotate, flabellum 8 can produce the air current in dust removal case 6's inside, utilize the air current to clear up mirror group and device inside, get rid of the dust, power unit 2 can drive two pivot 9 rotations through drive mechanism 3, pivot 9 can drive vice bevel gear 11 through main bevel gear 10 and rotate, vice bevel gear 11 can drive splint frame 13 through hinge bar 12 and remove, utilize two splint frame 13 can inwards carry out the centre gripping to the mirror group, let the automatic axle center position that gets into clamping frame 5 of mirror group by the centre gripping, fix a position mirror group automatically.

The working principle is as follows: putting the lens group into the lens group holding cylinder 14, switching on the power supply of the speed reducing motor 21, the speed reducing motor 21 can drive the double worm 22 to rotate, the double worm 22 is rotatably arranged with the holding frame 5 through a bearing, so that the double worm 22 can stably rotate, the double worm 22 can drive the driving wheel 23 to rotate, the driving wheel 23 can drive the spring clamping block 24 to rotate, the left side of the one-way fluted disc 25 is provided with a cavity, the driving wheel 23 is positioned in the cavity of the one-way fluted disc 25, teeth inside the one-way fluted disc 25 adopt a ratchet structure similar to ratchet gears, the spring clamping block 24 can be clamped into the ratchet of the one-way fluted disc 25 in the rotating process and drive the one-way fluted disc 25 to rotate, when the driving wheel 23 drives the spring clamping block 24 to reversely rotate, the spring clamping block 24 is composed of clamping strips and spring pieces, the bottom end of the clamping block is hinged with the driving wheel 23, the top end of the clamping block is meshed with the ratchet of the one-way fluted disc 25, the spring leaf is bolted with the surface of the clamping block, the bottom of the spring leaf is bolted with the left side of the driving wheel 23, the clamping strip can be rotated backwards by the spring leaf, the clamping strip can be engaged with the ratchets of the one-way fluted disc 25 all the time, when the driving wheel 23 drives the spring clamping block 24 to rotate reversely, the clamping strip of the spring clamping block 24 is slid on the ratchets of the one-way fluted disc 25, the driving wheel 23 can not drive the one-way fluted disc 25 to rotate reversely through the spring clamping block 24, the one-way fluted disc 25 can drive the pinion 26 to rotate, the pinion 26 can drive the rotating rod 7 to rotate, the rotating rod 7 is rotatably arranged with the dust removal box 6 through a bearing, the rotating rod 7 can stably rotate, the rotating rod 7 can drive the fan blades 8 to rotate, air flow can be generated in the rotating process of the fan blades 8, the air flow generates suction in the lens group clamping cylinder 14 at the top of the clamping frame 5 through the air suction pipe, and sucks out dust in the lens group and the lens group clamping cylinder 14, meanwhile, the teeth at the two ends of the surface of the double worm 22 are opposite in direction, the double worm 22 can drive the left worm wheel disc 27 to rotate clockwise, the left worm wheel disc 27 can drive the left sliding sleeve 28 to rotate leftward, the left sliding sleeve 28 can slide on the surface of the left driving rod 29 and drive the left driving rod 29 to rotate leftward, the double worm 22 can drive the right worm wheel disc 27 to rotate counterclockwise, the right worm wheel disc 27 can drive the right sliding sleeve 28 to rotate rightward, the right sliding sleeve 28 can slide on the surface of the right driving rod 29 and drive the right driving rod 29 to rotate rightward, the left driving rod 29 can drive the left sliding block 31 to move leftward, the right driving rod 29 can drive the right sliding block 31 to move rightward, the left sliding block 31 can slide in the left sliding frame 32 and drive the left sliding frame 32 to move leftward, the left sliding block 31 can slide in the right sliding frame 32 and drive the right sliding frame 32 to move rightward, the left rack 33 can drive the left sliding frame 33 to rotate leftward, the left sliding frame 33 can drive the left sliding frame 34 to rotate leftward, the left sliding gear 34 can drive the left large oblique teeth 35 and the small oblique teeth 35 and the right oblique teeth can be meshed with the right oblique teeth, and the small teeth 35 and the right oblique teeth can be meshed with the right oblique teeth, and small teeth 35 and right oblique teeth, respectively, and small teeth 35 and small oblique teeth and right

oblique teeth

35 and 36 can be meshed with the oblique teeth, and right oblique teeth, respectively, and the oblique teeth, and small oblique teeth of the right gear 35, the small helical gear 36 can drive the rotating shaft 9 to rotate, the rotating shaft 9 is rotatably arranged with the clamping frame 5 through a bearing, the rotating shaft 9 can be stably rotated, the rotating shaft 9 can drive the main bevel gear 10 to rotate, the left main bevel gear 10 can drive the left auxiliary bevel gear 11 to rotate clockwise, an eccentric structure is formed between the left auxiliary bevel gear 11 and the left hinge rod 12, the left auxiliary bevel gear 11 can drive the left hinge rod 12 to move rightwards, the left hinge rod 12 can drive the left clamping plate frame 13 to move rightwards, the right main bevel gear 10 can drive the right auxiliary bevel gear 11 to rotate anticlockwise, an eccentric structure is formed between the right auxiliary bevel gear 11 and the right hinge rod 12, the right auxiliary bevel gear 11 can drive the right hinge rod 12 to move leftwards, the right hinge rod 12 can drive the right clamping plate frame 13 to move leftwards, and the two clamping plate frames 13 can clamp and position the mirror group through opposite movement.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mirror group clamping device with automatic positioning function, including rotary platform (1), a serial communication port, rotary platform (1)'s inside bolt has been connect rotary motor (4), the output of rotary motor (4) runs through the hole at rotary platform (1) top and bolt has centre gripping frame (5), the inside left side bolt of centre gripping frame (5) has been connected dust removal case (6), hole rotation on dust removal case (6) right side has cup jointed bull stick (7), the left end of bull stick (7) extends to the inside of dust removal case (6) and bolt has flabellum (8), the hole of centre gripping frame (5) top both sides all rotates and has cup jointed pivot (9), the top bolt of pivot (9) has main cone gear (10), the tooth meshing on main cone gear (10) surface has vice cone gear (11), the top on vice cone gear (11) surface articulates there is articulated pole (12), the one end that vice cone gear (11) was kept away from to articulated pole (12) articulates there is clamping bar (13), the right-hand member bolt of bull stick (7) connects power unit (2), the articulated mechanism (3) that has articulated mechanism (3) and has articulated mechanism (3), pivot (3) and articulated.

2. The lens group holding device with the automatic positioning function according to claim 1, wherein the power mechanism (2) comprises a reduction motor (21), a double worm (22) and a driving wheel (23), the rear side of the reduction motor (21) is bolted to the inside of the holding frame (5), the output end of the reduction motor (21) is bolted to the right end of the double worm (22), the left end of the double worm (22) is bolted to the axis of the right side of the driving wheel (23), and the power mechanism (2) further comprises a transmission assembly and a driving assembly.

3. The lens group holding device with the automatic positioning function as claimed in claim 2, wherein the transmission assembly comprises a spring clamping block (24), a one-way fluted disc (25) and a pinion (26), a hole of the spring clamping block (24) is hinged to the left side of the driving wheel (23), an axial center of the right side of the one-way fluted disc (25) is rotatably sleeved with the surface of the double worm (22), the top end of the spring clamping block (24) is engaged with a ratchet inside the one-way fluted disc (25), a tooth of the top of the one-way fluted disc (25) is engaged with a tooth of the bottom of the pinion (26), and an axial center of the left side of the pinion (26) is bolted to the right end of the rotating rod (7).

4. The lens group holding device with the automatic positioning function according to claim 2, wherein the driving assembly comprises two worm gear discs (27), two sliding sleeves (28) and two transmission rods (29), the teeth at two ends of the surface of the double worm (22) are respectively engaged with the bottoms of the two worm gear discs (27), the axial center of each worm gear disc (27) is rotatably connected with the inside of the holding frame (5), the bottom end of the surface of each worm gear disc (27) is hinged with the rear side of the corresponding sliding sleeve (28), the inside of each sliding sleeve (28) is slidably connected with the surface of the corresponding transmission rod (29), the top end of each transmission rod (29) is hinged with the top end of the inside of the corresponding holding frame (5), and the transmission rods (29) are hinged with the corresponding transmission mechanisms (3).

5. The lens group holding device with the automatic positioning function according to claim 3, wherein the transmission mechanism (3) comprises two sliders (31), two sliders (32) and two racks (33), the bottom end of the transmission rod (29) is hinged to the surface of the slider (31), the rear side of the slider (31) is slidably connected to the inside of the slider (32), the side surface of the slider (32) is bolted to the surface of the rack (33), and the transmission mechanism (3) further comprises a connecting assembly.

6. The lens group holding device with the automatic positioning function according to claim 5, wherein the connecting assembly comprises two transmission gears (34), two large helical gears (35) and two small helical gears (36), the teeth at the bottom of the transmission gears (34) are engaged with the teeth at the top of the rack (33), the rear side of the transmission gears (34) is bolted with the surface of the large helical gears (35), the axial center of the large helical gears (35) is rotatably connected with the inside of the holding frame (5), the teeth of the large helical gears (35) are engaged with the teeth of the small helical gears (36), and the bottom end of the rotating shaft (9) extends into the inside of the holding frame (5) and is bolted with the axial center of the small helical gears (36).

7. The holding device for lens set with automatic positioning function of claim 5, wherein the rear side of the rack (33) is slidably connected with a limiting frame, the rear side of the limiting frame is bolted to the inside of the holding frame (5), and the bottom of the sliding frame (32) is slidably connected with the bottom end of the inside of the holding frame (5).

8. The lens group holding device with the automatic positioning function according to claim 1, wherein an air outlet at the left end of the rear side of the dust removing box (6) is communicated with an air exhaust pipe, the rear end of the air exhaust pipe extends to the rear side of the dust removing box (6), an air inlet at the right side of the dust removing box (6) is communicated with an air suction pipe, and an air inlet of the air suction pipe is communicated with the hole at the top end inside the holding frame (5).

9. The lens group holding device with the automatic positioning function as claimed in claim 1, wherein the middle end of the top of the holding frame (5) is bolted with a lens group holding cylinder (14), the two sides of the top of the holding frame (5) are bolted with supporting plates (15), the surface of the clamping plate frame (13) is slidably connected with a hole on the side surface of the lens group holding cylinder (14), and the axis of the secondary bevel gear (11) is rotatably connected with the surface of the supporting plate (15).

10. The holding device for holding lens set with automatic positioning function as claimed in claim 9, wherein said holding frame (13) comprises a holding plate and a sliding rod, one end of the sliding rod is hinged to the end of the hinge rod (12) far away from the secondary bevel gear (11), the end of the sliding rod far away from the hinge rod (12) is bolted to the holding plate, and the surface of the sliding rod is slidably connected to the hole of the holding cylinder (14) for holding lens set.