CN111805355B - Rotatable clamp for clamping optical multi-surface transparent plate - Google Patents
Rotatable clamp for clamping optical multi-surface transparent plate Download PDFInfo
- Publication number
- CN111805355B CN111805355B CN202010595035.XA CN202010595035A CN111805355B CN 111805355 B CN111805355 B CN 111805355B CN 202010595035 A CN202010595035 A CN 202010595035A CN 111805355 B CN111805355 B CN 111805355B
- Authority
- CN
- China
- Prior art keywords
- fixed
- disc
- pressing
- rotating disc
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Measuring And Other Instruments (AREA)
Abstract
The invention relates to a rotatable clamp for clamping an optical multi-surface transparent plate, which mainly comprises a pressing rod, a pressing gear, an assisting gear, a rotating disc, a fixed pin, a fixed frame, a fixed shaft, a supporting upper-layer flat plate, a supporting lower-layer flat plate, a knob and a rotating frame. The two sides of the rotating disc are provided with grooves which are rectangular parts with concave middle parts, the grooves are also arranged at corresponding positions on the fixed disc to connect the two disc bodies, and the groove connecting pieces are in concave shapes with widths equivalent to those of the grooves. Teeth are arranged around the rotating disc and are respectively meshed with the pressing gear, the assisting gear and the knob. The middle part of the rotating disc is provided with a smooth hole, and the shape of the hole is the same as that of the hole on the fixed disc. And the right upper side and the left lower side are respectively provided with an assisting gear, and the assisting gear is used for changing the rotating direction of the pressing gear. The middle lower part of the rotating disc is provided with a hole for the fixing pin to pass through conveniently. The clamp can realize the rotation and the clamping of the tested piece through the arrangement of the knob.
Description
Technical Field
The invention relates to a rotatable clamp for clamping an optical multi-surface transparent plate, which can realize the actions of rotating and clamping a tested piece by only one knob by arranging a fixed disc, a rotating disc and the knob, and is particularly suitable for clamping an optical lens.
Background
When the optical parallel plate is used for measurement, the optical parallel plate needs to be clamped on a clamp so as to analyze or measure the surface of the optical parallel plate. The clamp is used for clamping a measured piece to fix the measured piece, so that the measurement or the processing is convenient. However, when the existing clamp clamps a high-precision parallel flat plate, the requirements of convenience of rotation and clamping of a measured piece cannot be met. Particularly, when the interference measurement of the object to be measured is performed, the object to be measured needs to be clamped on the clamp, and the interferometer collects the interferogram of the object to be measured, and if the rotatable clamping of the object to be measured cannot be realized, the collected interferogram needs to be rotated by a data rotation method in the processing process of the interferogram, particularly in the measurement of a flat plate in a rectangular form or the like, so that the calculation cost is increased, and the convenience of the measurement is not facilitated. Due to the characteristics and the defects of the existing measuring method, designing a rotatable clamp for clamping an optical lens becomes a technical problem to be solved urgently.
Disclosure of Invention
In order to solve the technical problem, the invention provides a rotatable clamp for clamping an optical multi-surface transparent plate, which can rotatably clamp a tested piece and can realize the rotation and clamping of the tested piece by using simple operation. The invention aims at the fact that the tested piece is a multi-surface transparent flat plate tested piece, and most of traditional tested piece clamps can not integrally realize rotation and clamping of the tested piece, so that the structure provided by the invention is innovative for the problem, and through the structural design, an operator can realize the actions by only using one knob and related components, the operation is convenient and practical, and the measurement difficulty and the measurement cost can be reduced. Especially when carrying out interferometry, based on the design of rotatable anchor clamps, can rotate the quilt survey piece of centre gripping to make the interferogram that gathers can carry out the rotation of interferogram according to survey personnel's demand and subjective wish, practice thrift the measurement cost, can realize disposable many surface non-contact measurement.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention discloses a rotatable clamp for clamping an optical multi-surface transparent plate, which comprises a support frame body, a rotating disc mechanism, a gear transmission mechanism, a fixed disc mechanism, a pressing rod and a knob, wherein the support frame body is provided with a support frame;
the rotating disc mechanism comprises a rotating disc, the fixed disc mechanism comprises a fixed disc, and the two disc bodies are coaxially mounted through the middle smooth holes of the rotating disc and the fixed disc, so that the rotating disc and the fixed disc are rotatably mounted on the fixed shaft;
the gear transmission mechanism comprises a rotating disc, a pressing gear and an assisting gear; the edge of the rotating disc is provided with teeth which are respectively engaged with the pressing gear, the assisting gear and the knob, when the rotating disc is vertically arranged, the pressing gears are respectively arranged at the upper left part, the lower left part, the upper right part and the lower right part around the rotating disc, so that the pressing gears arranged above and below the rotating disc are respectively directly meshed with edge teeth of the rotating disc, the other pressing gears arranged above and below the rotating disc are respectively driven by the aid of the aid gears, the other aid gears arranged above and below the rotating disc are respectively driven to assist in driving, the rotating direction of the pressing gears can be changed by the aid gears, the aid gears are meshed with the edge teeth of the rotating disc and the corresponding pressing gears, and the edge teeth of the rotating disc drive the aid gears to rotate so as to drive the corresponding pressing gears to rotate; 4 pressing gear matching holes are respectively formed in the fixed disc, so that gear shafts of the pressing gears are correspondingly installed on the fixed disc, and an assisting gear matching hole is respectively formed in the upper side and the lower side of the fixed disc, so that the gear shafts of the assisting gears are installed on the fixed disc;
the pressing device comprises pressing gears, pressing rods, a pressing head, a rotating disc and a pressing head, wherein the pressing rods are arranged corresponding to different pressing gears respectively, the fixed end at the bottom of each pressing rod is fixedly arranged on the surface of each pressing gear, the free ends at the tops of the pressing rods form the pressing heads, so that the pressing rods and the corresponding pressing gears synchronously rotate, the pressing heads are close to the disc surface of the rotating disc, two pressing heads above the fixed shaft of the rotating disc form an upper clamping part of a tested piece, two pressing heads below the fixed shaft of the rotating disc form a lower clamping part of the tested piece, and the tested piece can be clamped and fixed on one side of the surface of the rotating disc;
the support frame body comprises a fixed frame, a rotating frame and a vibration reduction base frame, the fixed frame is used as a supporting and restraining part of the fixed shaft, and the rotating frame is used as a supporting and restraining part of the knob; the fixed frame and the rotating frame are both fixedly arranged on the vibration reduction base frame;
the vibration-damping base frame includes: the support upper flat plate, the support lower flat plate, the support screw rod, the support spring upper and lower support threaded holes play a role in supporting and damping.
The relative movement form between the rotating disc and the fixed disc comprises a relative rotation form and a synchronous rotation form; when the fixed disc is fixedly connected with the fixed frame integrally, the knob is rotated to drive the rotating disc to rotate relative to the fixed disc and drive the pressing gears to rotate, so that the pressing rods synchronously act to clamp and fix or unload and loosen a measured piece on one side of the rotating disc; when the fixed disk is rotationally connected with the fixed frame, the rotating disk is fixedly connected with the fixed disk, so that the rotating disk and the fixed disk synchronously rotate, and the tested piece clamped and fixed rotates.
Preferably, in operation, the rotatable clamp has two functions:
the first function is that the fixed disc and the fixed frame are integrated by the knob under the condition that the fixed pin penetrates through the knob, the rotation of the rotating disc relative to the fixed disc is realized by controlling the rotation of the rotating knob, so that the combined pressing gear and the assisting gear are driven to rotate, and the four pressing gears are enabled to synchronously act due to the existence of the assisting gear; under the condition, the knob is rotated clockwise, so that the compression rods fixed on the compression gear rotate towards the direction far away from the center of the rotating disc at the same time, each compression rod is opened, the object to be measured is placed at the moment, and after the object to be measured is placed, the knob is rotated anticlockwise, so that the compression rods move towards the center of the rotating disc, and the object to be measured is clamped;
the other function is that when the fixed pin does not penetrate into the fixed frame and the fixed disc, the groove connecting piece is placed in the groove on the outer side of the fixed disc and the groove on the outer side of the rotating disc, so that the fixed disc and the rotating disc act integrally and rotate around the fixed shaft together, the knob is rotated, and the fixed frame and the fixed disc move integrally due to the fact that no relative action is kept between the rotating disc and the fixed disc, and therefore the rotation of the tested piece is achieved.
Preferably, the groove connecting piece has magnetism, can be matched with the fixed disc and the rotating disc which are made of metal materials in a shape-making mode, and meanwhile, due to the magnetic attraction effect, the groove connecting piece is attached to the groove more tightly. At the moment, the fixed disc and the rotating disc integrally move and can rotate around the fixed shaft, the knob is rotated below the rotating disc, and the rotating disc and the fixed disc do not move relatively, so that the rotating disc and the fixed disc can integrally move, and the rotation of the tested piece is realized.
Preferably, grooves are formed in two sides of the rotating disc and are rectangular parts with concave middle portions, the grooves are also formed in corresponding positions on the fixed disc, the two disc bodies are connected through groove connecting pieces, and the groove connecting pieces are of the same width as the grooves and are of the concave surface shapes.
Preferably, a pressing gear is provided at each of upper right and lower left of the rotary plate to be driven by an assisting gear, and the assisting gear functions to change a rotation direction of the pressing gear.
Preferably, the pressing rod consists of an L-shaped rod, a pressing head and a hollow rectangular frame body at the bottom, and the L-shaped rod, the pressing head and the hollow rectangular frame body are fixedly connected in a welding mode respectively; rubber is pasted on the outer side of part of the pressing head to increase elasticity and friction; the bottom of the pressing rod is welded with the surface of the pressing gear; a method of spot welding of the edges is used.
Preferably, a hole is formed in the middle of the compression gear, and the compression gear is in threaded connection with a compression gear matching hole formed in a corresponding position on the fixed disc through a screw; the head of the screw rod protrudes out of the pressing gear and is tightly attached to the middle part of the rectangular frame body at the bottom of the pressing rod; during installation, 4 pressing rods are kept horizontal in a rest position, and 4 pressing heads face to the center of the rotary disc.
Preferably, 4 compression gear matching holes are respectively formed in the fixed disc so as to install the compression gears on the fixed disc; an assistant gear matching hole is respectively formed in the upper right side and the lower left side so as to assist the installation of the gear on the fixed disc; the middle part of the fixed disc is provided with a hole which is the same as the hole in the middle part of the rotating disc, and the fixed shaft penetrates through the middle part; the middle lower part of the fixed disc is provided with a hole so as to facilitate the fixed pin to pass through for fixing or pulling out.
Preferably, the fixed shaft is shaped as a shaft assembly with one end raised, the other end provided with threads and the middle part provided with a smooth round rod; one end of the fixed shaft is provided with threads, and the fixed nut is connected with the thread part of the fixed shaft to play a role in supporting, fixing and compressing.
Preferably, the fixing frame is respectively arranged at the outer sides of the rotating disc and the fixed disc and is in the shape of a bracket with a round hole at the upper part and a hole below the round hole, so that the fixing pin can conveniently penetrate into the fixing frame and the fixed disc to be connected into a whole; two sides of the fixing frame are respectively provided with a threaded hole, and a screw rod is selected to penetrate through the threaded holes and is in threaded connection with the upper flat plate of the support frame body below.
Preferably, the outward extending end of the knob is in a circular convex shape, and fine lines are arranged on the outer edge of the knob to increase friction; the middle part of the knob connecting shaft is provided with teeth so that the knob is meshed with the teeth below the rotating disc; the knob afterbody sets up the screw thread, is equipped with the nut simultaneously and is connected with this department to compress tightly the knob.
Preferably, the lower part of the knob is placed on the rotating frame, the upper part of the rotating frame is a hollow semicircle, and the knob is erected at the position; in addition, the rotating frames with the same shape and system are adopted, and the other rotating frames are respectively arranged on two sides of the rotating disc and the fixed disc by utilizing the fastening connection effect of bolts.
Preferably, threaded holes are formed in two sides of the rotating frame, and bolts are arranged to be in threaded connection with the flat plate on the upper layer of the support; the upper supporting flat plate is made into a flat square body, threaded holes are formed in four corners of the upper supporting flat plate, and supporting screws are arranged to be in threaded connection with the lower supporting flat plate; meanwhile, in order to facilitate the connection of the two fixing frames and the two rotating frames, the upper flat plate is supported, and threaded holes are respectively formed in the two fixing frames and the two rotating frames; the support lower-layer flat plate is also a flat square body, and threaded holes are formed in four corners of the support lower-layer flat plate and are connected with the support upper-layer flat plate through support screws.
Preferably, a support screw is arranged between the upper support flat plate and the lower support flat plate, and the upper part of the screw is convex and hexagonal so as to facilitate operation; the support screw is provided with a support spring upper groove which is formed into a circle of inward groove; a supporting spring is arranged in the groove to form a vibration energy absorption structure; meanwhile, the outer sides of the 4 threaded holes on the upper supporting flat plate are provided with lower supporting spring grooves to facilitate the installation and placement of the supporting springs, and when the supporting springs are installed, the lower parts of the supporting screws are ensured to be connected with the corresponding lower supporting threaded holes of the lower supporting flat plate; or the position of the threaded hole corresponding to the upper part of the upper support flat plate can directly penetrate through the upper support flat plate without being connected with the upper support flat plate to form a unthreaded hole; meanwhile, a supporting screw rod is used as an intermediate shaft between the upper-layer flat plate and the lower-layer flat plate, and the other supporting spring is covered outside the intermediate shaft to form an auxiliary pressing and vibration damping mechanism.
Preferably, the rotatable fixture for optical multi-surface transparent plate clamping is particularly suitable for clamping an optical lens to be tested.
Compared with the prior art, the invention has the following obvious substantive characteristics and remarkable technical progress:
1. the rotatable clamp designed by the invention can realize the clamping and rotation of the measured piece so as to reduce the calculation cost of the rotation of the interferogram data during processing;
2. the invention can realize the actions of rotation and clamping of the tested piece only by one knob through the designed knobs, fixing pins and other members, thereby further reducing the measurement cost and the measurement difficulty;
3. the assembly such as the spring and the like arranged by the invention can realize the vibration reduction of the structure, and further reduce the possibility of bringing vibration errors into the measuring process.
Drawings
Fig. 1 is a schematic view of a turn disc and a hold down bar.
Fig. 2 is a schematic view of a fixing plate and a fixing pin.
Fig. 3 is a schematic view of a mount and a stationary shaft.
Figure 4 is a schematic view of supporting an upper plate and supporting a lower plate.
Fig. 5 is a schematic view of a knob and turret.
Fig. 6 is a schematic view of the hold down bar installation.
FIG. 7 is a schematic view of a groove connection tab.
Fig. 8 is a schematic view of a support spring and support screw.
FIG. 9 is a schematic diagram illustrating the effect of the rotation operation of the interferogram.
Wherein, the meaning of each figure code number is as follows:
1. a hold down bar; 2. a pressing gear; 3. an assist gear; 4. rotating the disc; 5. a groove; 6. smooth holes; 7. fixing the disc; 8. compressing the gear matching hole; 9. assisting the gear matching hole; 10. a fixing pin; 11. a fixed mount; 12. a threaded hole; 13. a fixed shaft; 14. fixing a nut; 15. supporting the upper flat plate; 16. supporting the lower flat plate; 17. a knob; 18. a bolt; 19. a rotating frame; 20. a groove connecting sheet; 21. a support screw; 22. a support spring; 23. an upper groove of the supporting spring; 24. and the lower support threaded hole.
Detailed Description
The invention will be further described with reference to the drawings and preferred embodiments. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The first embodiment is as follows:
in the present embodiment, referring to fig. 1-6, a rotatable fixture for clamping an optical multi-surface transparent plate comprises a support frame body, a rotating disc mechanism, a gear transmission mechanism, a fixed disc mechanism, a pressing rod 1 and a knob 17;
the rotating disc mechanism comprises a rotating disc 4, the fixed disc mechanism comprises a fixed disc 7, and the two disc bodies are coaxially mounted through the rotating disc 4 and a middle smooth hole 6 of the fixed disc 7, so that the rotating disc 4 and the fixed disc 7 are rotatably mounted on a fixed shaft 13;
the gear transmission mechanism comprises a rotating disc 4, a pressing gear 2 and an assisting gear 3; the edge of the rotating disc 4 is provided with teeth which are respectively meshed with the pressing gears 2, the assisting gears 3 and the knob 17, when the rotating disc 4 is vertically installed, the pressing gears 2 are respectively arranged at the upper left part, the lower left part, the upper right part and the lower right part around the rotating disc 4, so that the pressing gears 2 arranged above and below the rotating disc 4 are respectively directly meshed with the edge teeth of the rotating disc 4, the pressing gears 2 arranged above and below the rotating disc 4 are respectively provided with one for transmission through the assisting gears 3, the assisting gears 3 are meshed with the edge teeth of the rotating disc 4 and the corresponding pressing gears 2, and the edge teeth of the rotating disc 4 drive the assisting gears 3 to rotate so as to drive the corresponding pressing gears 2 to rotate; 4 compression gear matching holes 8 are respectively arranged on the fixed disk 7, so that gear shafts of the compression gears 2 are correspondingly arranged on the fixed disk 7, and an assisting gear matching hole 9 is respectively arranged on the upper side and the lower side of the fixed disk 7, so that gear shafts of the assisting gears 3 are arranged on the fixed disk 7;
the pressing rods 1 are respectively arranged corresponding to different pressing gears 2, the fixed end at the bottom of each pressing rod 1 is fixedly arranged on the surface of each pressing gear 2, the free end at the top of each pressing rod 1 forms a pressing head, so that the pressing rods 1 and the corresponding pressing gears 2 synchronously rotate, the pressing heads are close to the disc surface of the rotating disc 4, two pressing heads above the fixed shaft 13 of the rotating disc 4 form an upper clamping part of a tested piece, two pressing heads below the fixed shaft 13 of the rotating disc 4 form a lower clamping part of the tested piece, and the tested piece can be clamped and fixed on one side of the surface of the rotating disc 4;
the support frame body comprises a fixed frame 11, a rotating frame 19 and a vibration reduction base frame, the fixed frame 11 is used as a supporting and restraining part of the fixed shaft 13, and the rotating frame 19 is used as a supporting and restraining part of the knob 17; the fixed frame 11 and the rotating frame 19 are both fixedly arranged on the vibration reduction base frame;
the vibration-damping base frame includes: the support upper flat plate 15, the support lower flat plate 16, the support screw 21, the support spring 22, the support spring upper 23 and the lower support threaded hole 24 play a role in supporting and damping vibration.
The relative movement form between the rotating disc 4 and the fixed disc 7 comprises a relative rotation form and a synchronous rotation form; when the fixed disc 7 and the fixed frame 11 are fixedly connected integrally, the knob 17 is rotated to drive the rotating disc 4 to rotate relative to the fixed disc 7 and drive the compression gears 2 to rotate, so that the compression rods 1 synchronously act to clamp and fix or unload and loosen a measured piece on one side of the rotating disc 4; when the fixed disk 7 is rotatably connected with the fixed frame 11, the rotating disk 4 is fixedly connected with the fixed disk 7, so that the rotating disk 4 and the fixed disk 7 synchronously rotate, and a clamped and fixed tested piece rotates.
Example two:
this embodiment is substantially the same as the first embodiment, and is characterized in that:
in this embodiment, referring to fig. 1 to 8, grooves 5 are formed on both sides of the rotating disk 4, and are shaped as rectangular portions with concave central portions, the grooves 5 are also formed at corresponding positions on the fixed disk 7, the two disk bodies are connected by groove connecting pieces 20, and the groove connecting pieces 20 have a width equivalent to that of the grooves 5 and are shaped as a surface of a Chinese character 'ao'.
In this embodiment, as can be seen from fig. 1 and 2, teeth are provided around the rotary disk 4, which are engaged with the pressing gear 2, the assisting gear 3, and the knob 17, respectively. The middle part of the rotating disc 4 is provided with a smooth hole 6, and the shape of the hole is the same as that of the hole on the fixed disc 7. Wherein, a pressing gear 2 is arranged at the upper right and lower left of the rotating disc 4 to transmit through an assisting gear 3, and the assisting gear 3 is used for changing the rotating direction of the pressing gear 2. Smooth holes 6 are formed on the rotary disc 4 so that the fixed shaft 13 can penetrate through the smooth holes, and holes with the same shape are formed on the fixed disc 7.
In this embodiment, referring to fig. 1, a pressing rod 1 is composed of an L-shaped rod, a pressing head and a hollow rectangular frame body at the bottom, and is fixedly connected in a welding manner; rubber is pasted on the outer side of part of the pressing head to increase elasticity and friction; the bottom of the pressing rod 1 is welded with the surface of the pressing gear 2; referring to fig. 1 and 6, a hole is formed in the middle of the pressing gear 2, and the pressing gear 2 is in threaded connection with a pressing gear matching hole 8 formed in a corresponding position on the fixed disc 7 through a screw; the head of the screw rod protrudes out of the pressing gear 2 and is tightly attached to the middle of the rectangular frame body at the bottom of the pressing rod 1; during installation, 4 pressing rods 1 are kept horizontal in a rest position, and 4 pressing heads face to the center position of the rotating disc 4.
In the present embodiment, referring to fig. 2, 4 pressing gear matching holes 8 are respectively provided on the fixed disk 7 to mount the pressing gear 2 on the fixed disk 7; an assistant gear matching hole 9 is respectively formed on the upper right side and the lower left side so as to assist the installation of the gear 3 on the fixed disc 7; the middle part of the fixed disc 7 is provided with a hole which is the same as the hole at the middle part of the rotating disc 4, and the fixed shaft 13 passes through the middle part; the middle lower part of the fixed disk 7 is provided with a hole so as to facilitate the fixed pin 10 to pass through for fixing or pulling out.
In the present embodiment, referring to fig. 3, the fixed shaft 13 is shaped as a shaft assembly with one end being convex, the other end being threaded, and the middle being a smooth round rod; one end of the fixed shaft 13 is provided with threads, and a fixed nut 14 is arranged to be connected with the threaded part of the fixed shaft 13 to play a role in supporting, fixing and pressing; the fixing frame 11 is respectively arranged at the outer sides of the rotating disc 4 and the fixed disc 7 and is shaped into a bracket with a round hole at the upper part and a hole below the round hole so as to facilitate the penetration of the fixing pin 10 to connect the fixing frame 11 and the fixed disc 7 into a whole; two sides of the fixing frame 11 are respectively provided with a threaded hole 12, and a selection screw rod passes through the threaded holes and is in threaded connection with a supporting upper flat plate 15 of a supporting frame body below.
In the present embodiment, referring to fig. 5, the protruding end of the knob 17 is in a circular convex shape, and fine lines are arranged on the outer edge to increase friction; the middle part of the connecting shaft of the knob 17 is provided with teeth so that the knob 17 is meshed with the teeth below the rotating disc 4; the tail part of the knob 17 is provided with threads, and meanwhile, a nut is arranged to be connected with the tail part of the knob 17 so as to compress the knob 17; the lower part of the knob 17 is placed on the rotating frame 19, the upper part of the rotating frame 19 is a hollow semicircle, and the knob 17 is erected at the position; in addition, the same rotating frame 19 is adopted, and the other rotating frames 19 are respectively arranged on the two sides of the rotating disc 4 and the fixed disc 7 by the fastening connection effect of the bolts 18. In this embodiment, the rotating frame 19 is provided with screw holes on both sides thereof, and bolts are provided to be screwed with the supporting upper plate 15.
In the present embodiment, referring to fig. 4, the supporting upper flat plate 15 is made into a flat square body, with threaded holes at four corners, and is provided with supporting screws 21 to be in threaded connection with the supporting lower flat plate 16 below; meanwhile, in order to facilitate the connection of the two fixing frames 11 and the two rotating frames 19, threaded holes are respectively formed in the upper flat plate 15; the support lower flat plate 16 is also a flat square body, and threaded holes are arranged at four corners of the support lower flat plate and are connected with the support upper flat plate 15 through support screws 21.
In the present embodiment, a support screw 21 is provided between the upper support plate 15 and the lower support plate 16, and the upper portion of the screw should be convex and hexagonal for convenient operation; the support screw 21 is provided with a support spring upper groove 23 which is formed into a circle of inward groove; a supporting spring 22 is arranged in the groove to form a vibration energy absorption structure; meanwhile, a lower support threaded hole 24 is formed in the lower support plate 16 to facilitate installation and placement of the support spring 22 and the support screw 21. When the lower support screw 21 is installed, the lower part of the support screw is ensured to be connected with the corresponding lower support threaded hole 24 of the lower support flat plate 16; or the position of the threaded hole corresponding to the upper part of the upper flat plate 15 for supporting the upper flat plate can directly penetrate through the upper flat plate without being connected with the upper flat plate to form a unthreaded hole; meanwhile, a supporting screw 21 is used as an intermediate shaft between the supporting upper-layer flat plate 15 and the supporting lower-layer flat plate 16, and another supporting spring 22 is covered outside the intermediate shaft to form an auxiliary pressing and damping mechanism so as to realize the auxiliary pressing and damping effects.
In the present embodiment, referring to fig. 1-8, a rotatable fixture for clamping an optical multi-surface transparent plate comprises a support frame body, a rotating disc mechanism, a gear transmission mechanism, a fixed disc mechanism, a pressing rod 1 and a knob 17. In operation, the rotatable clamp has two functions:
the first function is that under the condition that the fixing pin 10 penetrates through the knob 17, the fixed disc 7 and the fixed frame 11 are integrated, and the rotation of the rotating disc 4 relative to the fixed disc 7 is realized by controlling the rotation of the rotating knob 17, so that the combined pressing gear 2 and the assisting gear 3 are driven to rotate, and the four pressing gears 2 are driven to synchronously act; in this situation, the knob 17 is rotated clockwise, so that the pressing rods 1 fixed on the pressing gear 2 simultaneously rotate in the direction away from the center of the rotating disc 4, so that each pressing rod 1 is opened, the object to be measured is placed at the moment, and after the object to be measured is placed, the knob 17 is rotated counterclockwise, so that the pressing rods 1 move towards the center of the rotating disc 4, and the object to be measured is clamped;
the other function is that when the fixed pin 10 does not penetrate into the fixed frame 11 and the fixed disc 7, the groove connecting piece 20 is put into the groove 5 on the outer side of the fixed disc 7 and the rotating disc 4, so that the fixed disc 7 and the rotating disc 4 integrally act and jointly rotate around the fixed shaft 13, the knob 17 is rotated, and the fixed frame 11 and the fixed disc 7 integrally move due to no relative action between the rotating disc 4 and the fixed disc 7, thereby realizing the rotation of the tested piece. Fig. 9 is a schematic view of a fixture designed according to the present invention before and after an interferogram rotation.
The rotatable clamp can clamp and rotate the measured piece so as to reduce the calculation cost of interference pattern data rotation during processing. Through the designed components such as the knob, the fixing pin and the like, the measured piece can be rotated and clamped through only one knob, and the measurement cost and the measurement difficulty are further reduced. And performing visual error analysis on the phase shift coefficient, which is the key parameter of the algorithm under different cavity length coefficients, and obtaining the numerical distribution range of the available cavity length coefficients under different phase shift coefficients, thereby reducing the application and calculation cost. In this embodiment, by using the designed optimal phase shift coefficient determination method, the selection result of the optimal phase shift coefficient under the current cavity length coefficient can be obtained, the number of frames to be acquired is reduced to the maximum extent, the measurement process is simplified, and the inclusion of errors is avoided as far as possible.
Example three:
this embodiment is substantially the same as the first embodiment, and is characterized in that:
in this embodiment, when the fixing pin 10 does not penetrate into the fixing pin 10 and the fixing disc 7, the groove connecting piece 20 is placed in the groove 5 outside the fixing disc 7 and the rotating disc 4, the groove connecting piece 20 should have magnetism, and not only can be matched with the fixing disc 7 and the rotating disc 4 made of metal materials in a shape, but also the groove connecting piece 20 can be attached to the groove 5 more tightly due to the magnetic attraction effect. At this time, the fixed disk 7 and the rotating disk 4 can integrally move and can rotate around the fixed shaft 13, and the knob 17 is rotated below the rotating disk 4, so that the rotating disk 4 and the fixed disk 7 do not relatively move, and the measured piece can integrally move, and the measured piece can rotate.
In summary, the embodiments show that the rotatable fixture for clamping the optical multi-surface transparent plate mainly comprises: the pressing device comprises a pressing rod, a pressing gear, an assisting gear, a rotating disc, a fixed pin, a fixed frame, a fixed shaft, an upper layer supporting flat plate, a lower layer supporting flat plate, a knob and a rotating frame. The two sides of the rotating disc are provided with grooves which are rectangular parts with concave middle parts, the grooves are also arranged at corresponding positions on the fixed disc to connect the two disc bodies, and the groove connecting piece is in a shape of a Chinese character 'ao' and has a width equivalent to that of the groove. Teeth are arranged around the rotating disc and are respectively meshed with the pressing gear, the assisting gear and the knob. The middle part of the rotating disc is provided with a smooth hole, and the shape of the hole is the same as that of the hole on the fixed disc. An assisting gear is respectively arranged at the upper right side and the lower left side, and the assisting gear is used for changing the rotating direction of the pressing gear. The middle lower part of the rotating disc is provided with a hole for the fixing pin to pass through conveniently. The clamp can realize the rotation and the clamping of the measured piece through the arrangement of a knob.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the embodiments, and various changes and modifications can be made according to the purpose of the invention, and any changes, modifications, substitutions, combinations or simplifications made according to the spirit and principle of the technical solution of the present invention shall be equivalent substitutions, as long as the purpose of the present invention is met, and the present invention shall fall within the protection scope of the present invention without departing from the technical principle and inventive concept of the present invention.
Claims (10)
1. A rotatable anchor clamps that is used for many surface transparent plate centre gripping of optics which characterized in that: comprises a support frame body, a rotating disc mechanism, a gear transmission mechanism, a fixed disc mechanism, a pressing rod (1) and a knob (17);
the rotating disc mechanism comprises a rotating disc (4), the fixed disc mechanism comprises a fixed disc (7), and the two disc bodies are coaxially mounted through the middle smooth holes (6) of the rotating disc (4) and the fixed disc (7), so that the rotating disc (4) and the fixed disc (7) are rotatably mounted on a fixed shaft (13);
the gear transmission mechanism comprises a rotating disc (4), a pressing gear (2) and an assisting gear (3); the edge of the rotating disc (4) is provided with teeth which are respectively meshed with the pressing gear (2), the assisting gear (3) and the knob (17), when the rotating disc (4) is vertically arranged, pressing gears (2) are respectively arranged at the upper left part, the lower left part, the upper right part and the lower right part around the rotating disc (4), so that one pressing gear (2) is respectively arranged above and below the rotating disc (4) and is directly meshed with edge teeth of the rotating disc (4), the other pressing gears (2) are respectively arranged above and below the rotating disc (4) and are used for transmitting through an assisting gear (3), the assisting gear (3) is meshed with the edge teeth of the rotating disc (4) and the corresponding pressing gear (2), and the edge teeth of the rotating disc (4) drive the assisting gear (3) to rotate so as to drive the corresponding pressing gear (2) to rotate; 4 compression gear matching holes (8) are respectively formed in the fixed disc (7), so that gear shafts of the compression gears (2) are correspondingly mounted on the fixed disc (7), and an assisting gear matching hole (9) is respectively formed in the upper side and the lower side of the fixed disc (7), so that gear shafts of the assisting gears (3) are mounted on the fixed disc (7);
the pressing device is characterized in that pressing rods (1) are respectively arranged corresponding to different pressing gears (2), the bottom fixed end of each pressing rod (1) is fixedly installed on the surface of each pressing gear (2), a pressing head is formed at the free end of the top of each pressing rod (1), the pressing rods (1) and the corresponding pressing gears (2) synchronously rotate, the pressing heads are close to the disc surface of the rotating disc (4), two pressing heads positioned above the fixed shaft (13) of the rotating disc (4) form an upper clamping part of a tested piece, two pressing heads positioned below the fixed shaft (13) of the rotating disc (4) form a lower clamping part of the tested piece, and the tested piece can be clamped and fixed on one side of the surface of the rotating disc (4);
the support frame body comprises a fixed frame (11), a rotating frame (19) and a vibration reduction base frame, the fixed frame (11) is used as a supporting and restraining part of the fixed shaft (13), and the rotating frame (19) is used as a supporting and restraining part of the knob (17); the fixed frame (11) and the rotating frame (19) are both fixedly arranged on the vibration reduction base frame;
the vibration-damping base frame includes: the support device comprises a support upper layer flat plate (15), a support lower layer flat plate (16), a support screw rod (21), a support spring (22), a support spring upper groove (23) and a lower support threaded hole (24);
the relative movement form between the rotating disc (4) and the fixed disc (7) comprises a relative rotation form and a synchronous rotation form; when the fixed disc (7) is fixedly connected with the fixed frame (11) integrally, the knob (17) is rotated to drive the rotating disc (4) to rotate relative to the fixed disc (7) and drive the compression gear (2) to rotate, so that each compression rod (1) can synchronously act to clamp and fix or unload and loosen a measured piece on one side of the rotating disc (4); when the fixed disc (7) is rotatably connected with the fixed frame (11), the rotating disc (4) is fixedly connected with the fixed disc (7), so that the rotating disc (4) and the fixed disc (7) synchronously rotate, and a clamped and fixed tested piece rotates.
2. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1 wherein, in operation, the rotatable fixture serves two functions:
the first function is that under the condition that the fixing pin (10) penetrates through the knob (17), the fixed disc (7) and the fixed frame (11) are integrated, and the rotation of the rotary disc (4) relative to the fixed disc (7) is realized by controlling the rotation of the rotary knob (17), so that the combined pressing gear (2) and the assisting gear (3) are driven to rotate, and the four pressing gears (2) are driven to synchronously act; under the condition, the knob (17) is rotated clockwise, so that the compression rods (1) fixed on the compression gear (2) simultaneously rotate towards the direction far away from the center of the rotating disc (4), the compression rods (1) are opened, the tested piece is placed at the moment, and after the tested piece is placed, the knob (17) is rotated anticlockwise, so that the compression rods (1) move towards the center of the rotating disc (4), and the tested piece is clamped;
the other function is that when the fixed pin (10) does not penetrate into the fixed frame (11) and the fixed disc (7), the groove connecting piece (20) is placed in the groove (5) on the outer sides of the fixed disc (7) and the rotating disc (4), so that the fixed disc (7) and the rotating disc (4) integrally act and jointly rotate around the fixed shaft (13), the knob (17) is rotated, and the rotating disc (4) and the fixed disc (7) integrally move due to no relative action between the rotating disc (4) and the fixed disc (7), and the rotation of the measured piece is realized.
3. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1, wherein: the two sides of the rotating disc (4) are provided with grooves (5) which are shaped into rectangular parts with concave middle parts, the grooves (5) are also arranged at corresponding positions on the fixed disc (7), the two disc bodies are connected through groove connecting pieces (20), and the groove connecting pieces (20) are of widths equivalent to the grooves (5) and are shaped into concave surface shapes.
4. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1, wherein: the pressing gears (2) are arranged at the upper right part and the lower left part of the rotating disc (4) respectively and are driven by the assisting gears (3), and the assisting gears (3) are used for changing the rotating direction of the pressing gears (2).
5. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1, wherein: the pressing rod (1) consists of an L-shaped rod, a pressing head and a hollow rectangular frame body at the bottom, and the L-shaped rod, the pressing head and the hollow rectangular frame body are fixedly connected in a welding mode respectively; rubber is pasted on the outer side of part of the pressing head to increase elasticity and friction; the bottom of the pressing rod (1) is welded with the surface of the pressing gear (2); the middle of the compression gear (2) is provided with a hole and is in threaded connection with a compression gear matching hole (8) arranged at a corresponding position on the fixed disc (7) through a screw rod; the head of the screw rod protrudes out of the pressing gear (2) and is tightly attached to the middle of the rectangular frame body at the bottom of the pressing rod (1); when the device is installed, 4 pressing rods (1) are kept horizontal in a rest position, and 4 pressing heads face to the center of the rotating disc (4).
6. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1, wherein: 4 compression gear matching holes (8) are respectively formed in the fixed disc (7) so that the compression gears (2) can be mounted on the fixed disc (7); an assistant gear matching hole (9) is respectively formed in the upper right side and the lower left side so as to assist the installation of the gear (3) on the fixed disc (7); the middle part of the fixed disc (7) is provided with a hole which is the same as the hole at the middle part of the rotating disc (4), and the fixed shaft (13) passes through the middle part; the middle lower part of the fixed disc (7) is provided with a hole so as to facilitate the fixed pin (10) to pass through for fixing or pulling out.
7. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1, wherein: the fixed shaft (13) is shaped into a shaft assembly with one convex end, the other end provided with threads and the middle part provided with a smooth round rod; the end of the fixed shaft (13) which is not provided with the bulge is provided with threads, and a fixed nut (14) is arranged to be connected with the thread part of the fixed shaft (13) to play a role in supporting, fixing and pressing; the fixing frame (11) is respectively arranged at the outer sides of the rotating disc (4) and the fixed disc (7) and is shaped into a bracket with a round hole at the upper part and a hole below the round hole so as to facilitate the penetration of a fixing pin (10) to connect the fixing frame (11) and the fixed disc (7) into a whole; two sides of the fixing frame (11) are respectively provided with a threaded hole (12), and a selection screw penetrates through the threaded holes and is in threaded connection with a supporting upper flat plate (15) of a supporting frame body below.
8. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1, wherein: the outward extending end of the knob (17) is in a circular convex shape, and fine lines are arranged on the outer edge to increase friction; the middle part of the connecting shaft of the knob (17) is provided with teeth so that the knob (17) is meshed with the teeth below the rotating disc (4); the tail part of the knob (17) is provided with threads, and meanwhile, a nut is arranged to be connected with the tail part of the knob (17) so as to compress the knob (17); the lower part of the knob (17) is placed on the rotating frame (19), a hollow semicircle is arranged above the rotating frame (19), and the knob (17) is erected at the position; in addition, the rotating frames (19) with the same shape are adopted, and the other rotating frames (19) are respectively arranged on two sides of the rotating disc (4) and the fixed disc (7) by utilizing the fastening connection effect of the bolts (18).
9. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1, wherein: threaded holes are formed in two sides of the rotating frame (19), and bolts are arranged to be in threaded connection with the supporting upper flat plate (15); the upper supporting flat plate (15) is shaped into a flat square body, threaded holes are formed in four corners of the upper supporting flat plate, and a screw is arranged to be in threaded connection with the lower supporting flat plate (16); meanwhile, in order to facilitate the connection of the two fixing frames (11) and the two rotating frames (19) on the upper flat plate (15), threaded holes are respectively formed in the upper flat plate and the lower flat plate; the support lower-layer flat plate (16) is also a flat square body, and threaded holes are arranged at four corners of the support lower-layer flat plate and are connected with the support upper-layer flat plate (15) through screws.
10. The rotatable fixture for optical multi-surface transparent sheet clamping of claim 1, wherein: a support screw rod (21) is arranged between the support upper-layer flat plate (15) and the support lower-layer flat plate (16), and the upper part of the screw rod is convex and hexagonal so as to facilitate operation; the support screw rod (21) is provided with a support spring upper groove (23) which is formed into a circle of inward grooves; a supporting spring (22) is arranged in the groove to form a vibration energy absorption structure; meanwhile, a lower support threaded hole (24) is formed in the lower support flat plate (16) to facilitate installation and placement of the support spring (22) and the support screw (21); when the device is installed, the lower part of the support screw rod (21) is ensured to be connected with a corresponding lower support threaded hole (24) of the support lower flat plate (16); or the position of the threaded hole corresponding to the upper part of the upper support flat plate (15) can directly penetrate through the upper support flat plate without being connected with the upper support flat plate to form a unthreaded hole; meanwhile, a supporting screw rod (21) is used as an intermediate shaft between the supporting upper-layer flat plate (15) and the supporting lower-layer flat plate (16), and another supporting spring (22) is covered outside the intermediate shaft to form an auxiliary pressing and vibration damping mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010595035.XA CN111805355B (en) | 2020-06-28 | 2020-06-28 | Rotatable clamp for clamping optical multi-surface transparent plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010595035.XA CN111805355B (en) | 2020-06-28 | 2020-06-28 | Rotatable clamp for clamping optical multi-surface transparent plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111805355A CN111805355A (en) | 2020-10-23 |
| CN111805355B true CN111805355B (en) | 2022-07-08 |
Family
ID=72855523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010595035.XA Active CN111805355B (en) | 2020-06-28 | 2020-06-28 | Rotatable clamp for clamping optical multi-surface transparent plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111805355B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000158313A (en) * | 1998-11-20 | 2000-06-13 | Olympus Optical Co Ltd | Lens machining method and device |
| CN102765002A (en) * | 2012-07-02 | 2012-11-07 | 江苏高精机电装备有限公司 | Automatic centering fixture for workpiece with revolution boss and/or hole |
| CN105904324A (en) * | 2015-05-28 | 2016-08-31 | 海宁奇晟轴承有限公司 | Automatic double-disk grinding machine |
| WO2017084847A1 (en) * | 2015-11-16 | 2017-05-26 | Leantechnik Ag | Apparatus for clamping components in an assembly line comprising multiple synchronous clamping devices which produce push/rotational movements |
| CN110834260A (en) * | 2019-10-14 | 2020-02-25 | 安徽杉森刷业有限公司 | Novel deburring polishing brush |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4907373A (en) * | 1987-10-21 | 1990-03-13 | Hunter Billy D | Toric finer-polisher |
| US7491114B2 (en) * | 2006-11-17 | 2009-02-17 | Hong Zhang | Fiber optic polisher |
| CN110749494A (en) * | 2019-11-24 | 2020-02-04 | 江苏博拓电气设备有限公司 | Device for detecting torsional destructive force of electric wire and cable |
-
2020
- 2020-06-28 CN CN202010595035.XA patent/CN111805355B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000158313A (en) * | 1998-11-20 | 2000-06-13 | Olympus Optical Co Ltd | Lens machining method and device |
| CN102765002A (en) * | 2012-07-02 | 2012-11-07 | 江苏高精机电装备有限公司 | Automatic centering fixture for workpiece with revolution boss and/or hole |
| CN105904324A (en) * | 2015-05-28 | 2016-08-31 | 海宁奇晟轴承有限公司 | Automatic double-disk grinding machine |
| WO2017084847A1 (en) * | 2015-11-16 | 2017-05-26 | Leantechnik Ag | Apparatus for clamping components in an assembly line comprising multiple synchronous clamping devices which produce push/rotational movements |
| CN110834260A (en) * | 2019-10-14 | 2020-02-25 | 安徽杉森刷业有限公司 | Novel deburring polishing brush |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111805355A (en) | 2020-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111805355B (en) | Rotatable clamp for clamping optical multi-surface transparent plate | |
| CN210051272U (en) | Detection tool for synchronizer inner ring production | |
| CN210638633U (en) | Wind power tower cylinder flange flatness detection device | |
| CN219747890U (en) | Multifunctional measuring and supporting tool | |
| CN112146546A (en) | Measuring device for bearing production and processing | |
| CN213581576U (en) | Lifting structure for measuring microscope | |
| CN216706466U (en) | Auxiliary fixing device for circuit board welding | |
| CN212780881U (en) | Coil production is with examining test table | |
| CN213396908U (en) | Special manual gauge for detecting coaxiality of holes according to wall thickness difference principle | |
| CN211425336U (en) | Laser interferometer reflector mounting fixture | |
| CN211147600U (en) | Photoelectric goniometer | |
| CN212635011U (en) | Clamp for machining mechanical equipment parts | |
| CN219390888U (en) | Steel ball roundness detector | |
| CN220650514U (en) | Curved surface glass product finished product inspection device | |
| CN215413557U (en) | Gear keyway angle detection device for gear production and processing | |
| CN219430354U (en) | Needle inspection machine convenient for angle adjustment | |
| CN219301560U (en) | Measuring instrument | |
| CN212932190U (en) | Integrated circuit follow-up alignment pressure measuring device | |
| CN215415800U (en) | Detection device for power supply | |
| CN213600800U (en) | Automatic flying needle jig | |
| CN220552771U (en) | Liquid detector based on near infrared spectrum analyzer | |
| CN220525654U (en) | Lamplight inspection tool | |
| CN216144802U (en) | Quality inspection device for toughened glass | |
| CN220971888U (en) | Double-end abrasive disc machine is used in tire shaping processing | |
| CN212989497U (en) | Be applied to multiaxis revolving stage of tight field antenna test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |