CN117213808A - Lensometer with lens platform guiding mechanism - Google Patents
Lensometer with lens platform guiding mechanism Download PDFInfo
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- CN117213808A CN117213808A CN202311483737.9A CN202311483737A CN117213808A CN 117213808 A CN117213808 A CN 117213808A CN 202311483737 A CN202311483737 A CN 202311483737A CN 117213808 A CN117213808 A CN 117213808A
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- 239000011521 glass Substances 0.000 claims abstract description 44
- 230000005540 biological transmission Effects 0.000 claims description 36
- 238000010008 shearing Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 abstract description 15
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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Abstract
The invention relates to the technical field of a lens meter, in particular to a lens meter with a lens table adjusting mechanism, which comprises a lens meter body and a lens table, wherein the lens table is provided with a first direction extending along the horizontal direction, the bottom of the lens meter body is provided with a first chute extending along the first direction, and the lens table is slidably arranged on the first chute; the top central authorities of lens platform are provided with first supporting seat, and the below of first supporting seat is provided with the swing frame, and the both ends of swing frame all are provided with the grip slipper, and the both sides of first supporting seat all are provided with the second supporting seat, are provided with lifting unit between the below of two second supporting seats, can carry out Y axial adjustment to the lens of glasses through lifting unit, and through pivoted first supporting seat and rather than driven swing frame, can carry out X axial adjustment to the lens of glasses, make the staff can be better adjust the lens from this, improve the efficiency of detection.
Description
Technical Field
The invention relates to the technical field of lensmeters, in particular to a lensmeter with a lens table adjusting mechanism.
Background
The lens is mainly used for measuring the top focal power and the prism degree of an ophthalmic lens (including a contact lens), determining the axial direction of the cylindrical lens, printing marks on the lens and checking whether the lens is correctly installed in an instrument in a lens holder.
Chinese patent CN217483813U discloses a lens table adjusting mechanism for a lens meter, comprising a lens meter body, a lens table arranged above a lens meter body workbench, a lens table longitudinal movement control structure arranged between the lens table and the lens meter body to control the lens table to move in front-back direction above the lens meter workbench; the lens table longitudinal movement control structure comprises a guide shaft connected and fixed in the middle of the rear surface of the lens table, a guide hole is formed in the lens meter body corresponding to the guide shaft, and a guide shaft anti-rotation structure is arranged between the guide shaft and the lens meter body so as to prevent the guide shaft from rotating in the guide hole; the lens table can be adjusted through the driving mechanism, but the lens table still has the problem that the lens table needs to be adjusted again after the inspection of the single-side lens is finished, so that the detection efficiency is still low.
Disclosure of Invention
To above-mentioned problem provides a lensometer with lens platform guiding mechanism, can carry out the adjustment of Y axial to the lens of glasses through lifting unit, and through pivoted first supporting seat and rather than driven swing frame, can carry out the adjustment of X axial direction to the lens of glasses, make the staff can be better adjust the lens from this, improve the efficiency that detects.
In order to solve the problems in the prior art, the lensometer with the lens table adjusting mechanism comprises a lensometer body and a lens table, wherein the lens table is provided with a first direction extending along the horizontal direction, the bottom of the lensometer body is provided with a first chute extending along the first direction, and the lens table is slidably arranged on the first chute; the center of the top of the lens table is provided with a first supporting seat for supporting the lens holders of the glasses, the first supporting seat can be rotatably arranged on the lens table, and the rotating shaft of the first supporting seat is parallel to the first direction; a swinging frame which is used for rotating along with the first supporting seat is arranged below the first supporting seat, clamping seats which are used for fixing the glasses legs of the glasses are arranged at two ends of the swinging frame, and the two clamping seats can relatively slide along a first direction; two sides of the first supporting seat are respectively provided with a second supporting seat capable of supporting two lenses of the glasses, the two second supporting seats can relatively slide along a first direction, and the two second supporting seats are respectively connected with the two clamping seats in a transmission way; and a lifting assembly for driving the two second supporting seats to relatively lift is arranged between the lower parts of the two second supporting seats.
Preferably, the top of lens platform is provided with two mount pads, is provided with the rotation axis that is the horizontality between two mount pads, and the axis and the first direction of rotation axis are parallel to each other, and first supporting seat cover is located on the rotation axis, and rotation axis one of them pot head is equipped with first gear, and the below of first gear is provided with the rack rather than meshing connection, and the rack can be slided and set up on the lens platform, and the slip direction and the first direction mutually perpendicular of rack, and the edge of lens platform is provided with rotatable first lead screw, and the inside of rack is located to first lead screw cover, and rack and first lead screw-thread fit.
Preferably, the swing frame is sleeved on the rotating shaft, the avoiding groove used for avoiding the rotation of the swing frame is formed in the lower portion of the rotating shaft on the lens table, a second sliding groove perpendicular to the first direction is formed in the bottom of the swing frame, an adjusting component capable of driving the two clamping seats is arranged on the second sliding groove, the adjusting component comprises an adjusting frame and two second screw rods extending along the first direction, the two second screw rods can rotate and are arranged at two ends of the adjusting frame in a mirror symmetry state, the axes of the two second screw rods are parallel to the first direction, the two clamping seats are respectively sleeved on the two second screw rods, the clamping seats are in threaded fit with the second screw rods, sliding strips are arranged at two ends of the adjusting frame, the two clamping seats are respectively arranged on the sliding strips at two ends of the adjusting frame in a sliding mode, the adjusting frame is provided with a third screw rod capable of driving the adjusting frame to move along the second sliding groove, and the adjusting frame is sleeved on the third screw rod and is in threaded fit with the third screw rod.
Preferably, the adjusting assembly further comprises a first bevel gear and two second bevel gears, a gap is reserved between the two second screw rods on the adjusting frame, the two second bevel gears are respectively sleeved at one ends of the two second screw rods, which are close to each other, the first bevel gear is located between the two second bevel gears, and the two second bevel gears are meshed and connected with the first bevel gear.
Preferably, a transmission mechanism capable of driving two second supporting seats is arranged between the two clamping seats, third sliding grooves extending along the first direction are formed in two sides of the first supporting seat, the two second supporting seats are respectively arranged on the two third sliding grooves in a sliding mode, the transmission mechanism comprises a shearing fork frame and two driving frames, the two driving frames are arranged on two ends of the first direction of the lens table in a mirror symmetry mode and are in transmission connection with the clamping seats, fourth sliding grooves parallel to the second sliding grooves are formed in the driving frames, the clamping seats are arranged on the fourth sliding grooves in a sliding mode, the middle of the shearing fork frame is hinged to the middle of the lens table, two ends of the shearing fork frame are respectively connected with the two driving frames in a transmission mode, and the second supporting seat is arranged at the center between the middle of the shearing fork frame and the driving frames.
Preferably, the two shearing fork frames are respectively positioned at two ends of the fourth sliding groove, two balancing frames for respectively driving the two second supporting seats to move are arranged between the two shearing fork frames, and the second supporting seats are sleeved in the center of the balancing frames.
Preferably, the lifting assembly comprises a supporting plate, a transmission shaft, a balance rod and two connecting rods, wherein the two second supporting seats comprise a sliding block and a jacking rod, the sliding block can be arranged on the third sliding groove in a sliding mode, the jacking rod can slide along the vertical direction and is positioned on the sliding block, the supporting plate is fixedly connected to the inside of the lens table in a vertical state, the transmission shaft is arranged on the transmission shaft in a horizontal state in a sleeved mode through the bottom balance rod of the supporting plate, one ends of the two connecting rods are respectively hinged to two ends of the balance rod, and the other ends of the two connecting rods are respectively hinged to the bottoms of the jacking rods of the two second supporting seats.
Preferably, the transmission shaft is sleeved with a turbine, a worm in meshed connection with the turbine is arranged below the turbine, a third bevel gear is sleeved at one end of the worm, a fourth bevel gear in meshed connection with the third bevel gear is arranged beside the third bevel gear, and the axis of the fourth bevel gear is mutually perpendicular to the axis of the third bevel gear.
Preferably, the bottom of the second supporting seat is provided with a ball head.
Preferably, the first supporting seat and the two clamping seats are respectively provided with a mounting head, and the mounting heads can carry out self-adaptive clamping on the object.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the lens of the glasses can be adjusted in the Y-axis direction through the lifting assembly, and the lens of the glasses can be adjusted in the X-axis direction through the rotating first supporting seat and the swinging frame which is driven by the first supporting seat, so that a worker can better adjust the lens and improve the detection efficiency.
Drawings
Fig. 1 is a schematic perspective view of a lensometer having a lens table adjustment mechanism.
FIG. 2 is a side view of a lensometer having a lens table adjustment mechanism.
Fig. 3 is a schematic view of a partial perspective view of a lens stage in a lensmeter having a lens stage adjustment mechanism.
Fig. 4 is an enlarged view at a in fig. 3.
Fig. 5 is a schematic diagram of a partial perspective view of a lens stage in a lensmeter having a lens stage adjustment mechanism.
Fig. 6 is a schematic perspective view of a holder and lift assembly in a lensmeter with a lens table adjustment mechanism.
Fig. 7 is an enlarged view at B in fig. 6.
Fig. 8 is a schematic perspective view of a swing frame and an adjustment assembly in a lensmeter having a lens table adjustment mechanism.
Fig. 9 is an enlarged view at C in fig. 8.
Fig. 10 is a schematic perspective view of a lens table and a transmission mechanism in a power meter with a lens table adjustment mechanism.
Fig. 11 is a schematic perspective view of a transmission mechanism in a power meter with a lens table adjustment mechanism.
The reference numerals in the figures are:
1-a lensometer body; 11-a detection assembly; 12-a first chute; 2-a lens stage; 21-a first support base; 211-mounting seats; 2111-rotating shaft; 2112—a first gear; 212-a rack; 213-a first screw; 214-a third chute; 22-swinging frames; 221-avoiding grooves; 222-a second chute; 223-a third screw rod; 23-an adjustment assembly; 231-an adjusting frame; 2311-a slide bar; 232-a second screw rod; 233-a first bevel gear; 234-a second bevel gear; 24-clamping seat; 241-a transmission mechanism; 2411-a drive rack; 2412-fourth chute; 2413-a scissors fork; 2414-a balancing stand; 2415-a mounting head; 25-a second support base; 251-slider; 252-jacking rod; 2521-ball head; 26-a lifting assembly; 261-supporting plate; 2611-a drive shaft; 2612-turbine; 2613-worm; 2614-third bevel gear; 2615-fourth bevel gear; 262-balance bar; 2621-connecting rod.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
As shown in fig. 1 to 3, 5 to 7 and 10: the utility model provides a lens table adjustment mechanism's dioptric power meter, includes dioptric power meter body 1 and lens table 2, has the first direction along the horizontal direction extension on the lens table 2, and the bottom of dioptric power meter body 1 is provided with first spout 12 along first direction extension, and lens table 2 slidable sets up on first spout 12; a first supporting seat 21 for supporting the lens holders of the glasses is arranged in the center of the top of the lens table 2, the first supporting seat 21 is rotatably arranged on the lens table 2, and the rotating shaft of the first supporting seat 21 is parallel to the first direction; a swinging frame 22 for rotating along with the first supporting seat 21 is arranged below the first supporting seat 21, clamping seats 24 for fixing the glasses legs of the glasses are arranged at two ends of the swinging frame 22, and the two clamping seats 24 can relatively slide along a first direction; two sides of the first supporting seat 21 are respectively provided with a second supporting seat 25 which can support two lenses of the glasses, the two second supporting seats 25 can relatively slide along a first direction, and the two second supporting seats 25 are respectively connected with the two clamping seats 24 in a transmission way; a lifting component 26 for driving the two second supporting seats 25 to relatively lift is arranged between the lower parts of the two second supporting seats 25.
The top of the lens meter body 1 is provided with a detection component 11 for detecting lenses, the black arrow direction in fig. 1 is the first direction, firstly, the glasses to be detected are placed on the lens table 2, the lens holders of the glasses are placed on the first support seats 21, the glasses are placed on the lens table 2 conveniently through the rotation of the first support seats 21, the lenses are convenient to adjust during subsequent detection, the marks of the lens by the lens meter are convenient, the two second support seats 25 slide relative to the first direction, and are abutted with the two lens legs of the glasses, the glasses are fixed, and due to the existence of the swinging frame 22, when the swinging frame 22 rotates along with the first support seats 21, the two clamping seats 24 can rotate along with the swinging frame 22, and the glasses are placed on the lens table 2 conveniently through the rotation, so that the subsequent lens detection is convenient; the movement of two second supporting seats 25 on the same side is driven through the movement of two clamping seats 24, the second supporting seats 25 can support the lenses, so that the overall stability of the glasses is improved, at the moment, the single lens on the glasses can be aligned with the detection component 11 on the dioptric strength meter body 1 through adjusting the positions of the lens platforms 2 on the first sliding grooves 12, the single lens can be conveniently detected by the detection component 11, the lenses of the glasses can be subjected to Y-axis adjustment through the lifting component 26, and the lenses of the glasses can be subjected to X-axis adjustment through the first supporting seats 21 and the swinging frames 22 driven by the first supporting seats, so that the staff can better adjust the lenses, the detection efficiency is improved, in the prior art, the detection staff can mostly adopt a manual adjustment mode to enable the lenses to be in butt joint with the detection component 11, the lenses can be better driven to move through the adjustment of the mode, and after the two lenses are adjusted in mirror symmetry, the other lenses can be directly driven to slide on the first sliding grooves 12 when the other lenses are detected, and the time of the other lenses can be also be adjusted, and the time of the other lenses can be greatly shortened, and the time of the adjustment is required to be greatly shortened.
As shown in fig. 3 and 4: the top of lens platform 2 is provided with two mount pads 211, be provided with the rotation axis 2111 that is the horizontality between two mount pads 211, the axis and the first direction of rotation axis 2111 are parallel to each other, first supporting seat 21 cover is located on rotation axis 2111, rotation axis 2111 one end cover is equipped with first gear 2112, the below of first gear 2112 is provided with rather than meshing connection's rack 212, rack 212 slidable sets up on lens platform 2, and rack 212's slip direction and first direction mutually perpendicular, lens platform 2's edge is provided with rotatable first lead screw 213, the inside of rack 212 is located to first lead screw 213 cover, and rack 212 and first lead screw 213 screw-thread fit.
The first screw rod 213 is rotated to drive the rack 212 in threaded fit with the first screw rod, so that the rack 212 slides on the lens table 2, the rack 212 slides to drive the first gear 2112 in meshed connection with the rack 212 to rotate, the rotation shaft 2111 connected with the rack 2112 is driven to rotate through the rotation of the first gear 2112, the first supporting seat 21 connected with the rack 2111 is driven to rotate through the rotation shaft 2111 and the swinging frame 22, the lens holder of the glasses is placed on the first supporting seat 21 conveniently, the glasses are placed conveniently through the rotation of the first supporting seat 21, the lenses are adjusted conveniently during subsequent detection, and the lens is marked conveniently by the lensometer.
As shown in fig. 3 to 9: the swing frame 22 is sleeved on the rotating shaft 2111, the avoidance groove 221 used for avoiding the rotation of the swing frame 22 is formed in the lower portion of the rotating shaft 2111 on the lens table 2, a second sliding groove 222 perpendicular to the first direction is formed in the bottom of the swing frame 22, an adjusting component 23 capable of driving two clamping seats 24 is arranged on the second sliding groove 222, the adjusting component 23 comprises an adjusting frame 231 and two second screw rods 232 extending along the first direction, the two second screw rods 232 can rotate and are in mirror symmetry, the axes of the two second screw rods 232 are parallel to the first direction, the two clamping seats 24 are sleeved on the two second screw rods 232 respectively, the clamping seats 24 are in threaded fit with the second screw rods 232, sliding strips 2311 are arranged at the two ends of the adjusting frame 231 respectively, a third screw rod 223 capable of driving the adjusting frame 231 to move along the second sliding grooves 222 is arranged on the swing frame 22, and the adjusting frame 231 is sleeved on the third screw rods 223 in threaded fit with the third screw rods 223.
Through synchronous rotation two second lead screws 232, two second lead screws 232 drive two grip slipper 24 respectively and slide along the direction of draw runner 2311, because two second lead screws 232 are mirror symmetry state setting for two grip slipper 24 are relative slide on alignment jig 231, thereby fix the mirror leg of glasses, make two grip slipper 24 carry out the centre gripping to two mirror legs of different intervals, improve the suitability of lens platform 2 to the detected object from this, through lead screw transmission's mode, make grip slipper 24 after the regulation keep stable, improve the stability of equipment. In order to further improve the adaptability of the device, since the positions of the glasses legs can be changed due to the size of the lenses and the size of the glasses frame, the clamping seat 24 needs to slide along the direction of the second sliding groove 222, so that the clamping seat 24 can better fix the glasses, and the stability of subsequent detection is improved.
As shown in fig. 3 to 9: the adjusting assembly 23 further comprises a first bevel gear 233 and two second bevel gears 234, a gap is reserved between the two second screw rods 232 on the adjusting frame 231, the two second bevel gears 234 are respectively sleeved at one ends of the two second screw rods 232, which are close to each other, the first bevel gear 233 is located between the two second bevel gears 234, and the two second bevel gears 234 are in meshed connection with the first bevel gear 233.
The first bevel gear 233 is rotated to drive the two second bevel gears 234 which are engaged with the first bevel gear 233, the two second lead screws 232 are respectively driven to rotate through the two second bevel gears 234, the two clamping seats 24 which are in threaded fit with the two second lead screws 232 are respectively driven to slide along the first direction, so that the two clamping seats 24 can slide along the first direction relatively to match the glasses legs of the glasses, meanwhile, the second supporting seat 25 can be driven to move by the two clamping seats 24, the first bevel gear 233 can better face one side of an operator through the transmission mode of the first bevel gear 233 and the two second bevel gears 234, the operator can conveniently control the adjusting assembly 23 better, the burden of the operator is reduced, and the difficulty of operation is reduced.
As shown in fig. 3, 5, 10 and 11: the transmission mechanism 241 capable of driving the two second supporting seats 25 is arranged between the two clamping seats 24, the two sides of the first supporting seat 21 are respectively provided with a third sliding groove 214 extending along the first direction, the two second supporting seats 25 are respectively arranged on the two third sliding grooves 214 in a sliding mode, the transmission mechanism 241 comprises a shearing fork frame 2413 and two driving frames 2411, the two driving frames 2411 are arranged on two ends of the lens table 2 in the first direction in a mirror symmetry mode in a sliding mode, the two driving frames 2411 are in transmission connection with the clamping seats 24, fourth sliding grooves 2412 parallel to the second sliding grooves 222 are arranged on the driving frames 2411, the clamping seats 24 are arranged on the fourth sliding grooves 2412 in a sliding mode, the middle of the shearing fork frame 2413 is hinged to the middle of the lens table 2, two ends of the shearing fork frame 2413 are respectively in transmission connection with the two driving frames 2411, and the second supporting seat 25 is arranged at the middle of the shearing fork frame 2413 and the middle of the driving frame 2411.
The scissors frame 2413 is composed of three scissors assemblies, each set of scissors assembly is composed of two scissors rods with middle parts hinged to each other, the ends of the scissors rods of two adjacent scissors assemblies are hinged to each other, one set of scissors assembly is hinged to the middle part of the lens table 2, one end of the scissors rod of the other two sets of scissors assembly far away from the middle part of the lens table 2 is in sliding fit with the fourth chute 2412, as the middle part of the glasses is fixed by the first supporting seat 21, and the second supporting seat 25 is arranged at the middle part between the middle part of the scissors frame 2413 and the driving frame 2411, after the clamping seat 24 moves to the position matched with the glasses legs, the second supporting seat 25 is positioned at the middle part of the glasses to quickly position, so that the supporting stability of the glasses is improved, the subsequent adjustment of X axis or Y axis of the glasses is facilitated, and therefore the detection efficiency can be improved. The second supporting seat 25 can be better adjusted through the arrangement of three groups of scissors assemblies because the scissors frame 2413 has the equidistant adjusting function, and the second supporting seat 25 can rapidly position the center of the lens.
As shown in fig. 3, 5, 10 and 11: the two shearing forks 2413 are provided, the shearing forks 2413 are respectively positioned at two ends of the fourth sliding chute 2412, two balancing frames 2414 for respectively driving the two second supporting seats 25 to move are arranged between the two shearing forks 2413, and the second supporting seats 25 are sleeved at the center of the balancing frames 2414.
Through setting up two balancing frames 2414 between two scissors frames 2413 for the stability of whole drive mechanism 241 obtains promoting, improves the bulk strength of drive mechanism 241, can prolong the life of equipment from this, improves the gliding stability of second supporting seat 25, helps its adjustment to the lens of glasses afterwards.
As shown in fig. 3, 5 to 7, 10 and 11: the lifting assembly 26 comprises a supporting plate 261, a transmission shaft 2611, a balance rod 262 and two connecting rods 2621, the two second supporting seats 25 comprise a sliding block 251 and a lifting rod 252, the sliding block 251 can be arranged on the third sliding groove 214 in a sliding mode, the lifting rod 252 can be arranged on the sliding block 251 in a sliding mode along the vertical direction, the supporting plate 261 is fixedly connected to the inside of the lens table 2 in a vertical mode, the transmission shaft 2611 is arranged on the bottom balance rod 262 of the supporting plate 261 in a horizontal mode and sleeved on the transmission shaft 2611, one ends of the two connecting rods 2621 are hinged to two ends of the balance rod 262 respectively, and the other ends of the two connecting rods 2621 are hinged to the bottoms of the lifting rods 252 of the two second supporting seats 25 respectively.
The rotation of the transmission shaft 2611 drives the balance rod 262 connected with the transmission shaft 2611 to move, the movement of the balance rod 262 drives the connecting rod 2621 connected with the end of the balance rod, the movement of the connecting rod 2621 drives the lifting rod 252 to move, so that the lifting rod 252 slides on the sliding block 251 along the vertical direction, and the lenses supported by the second supporting seats 25 are driven, when the balance rod 262 is in a horizontal state, the lifting heights of the two second supporting seats 25 are the same, but the lenses need to be adjusted due to the fact that gaps exist on the lenses or the thicknesses of the two lenses are inconsistent, when one of the second supporting seats 25 is lifted due to the action of the balance rod 262, the other second supporting seat 25 is in a descending state, and therefore one of the two lenses is lifted, the other lens can be changed in height because of losing supporting force or because the other second supporting seat 25 is lowered, the lens can be adjusted in the axial direction of the lens X, the lens can be adjusted in the axial direction, the lens Y-axis position of the first supporting seat 21 can be adjusted, the lens can be better mirror image-symmetrical, the other lens can be adjusted, and the lens can be adjusted in the opposite directions can be adjusted, the mirror image can be adjusted rapidly, the lens can be adjusted, and the lens can be adjusted rapidly, and the lens can be adjusted according to the mirror image can be adjusted, and the requirement is greatly when the lens is adjusted, and the lens is required to be adjusted, and the lens is adjusted.
As shown in fig. 3, 5 to 7, 10 and 11: the transmission shaft 2611 is sleeved with a turbine 2612, a worm 2613 in meshed connection with the turbine 2612 is arranged below the turbine 2612, one end of the worm 2613 is sleeved with a third bevel gear 2614, a fourth bevel gear 2615 in meshed connection with the third bevel gear 2614 is arranged beside the third bevel gear 2614, and the axis of the fourth bevel gear 2615 is perpendicular to the axis of the third bevel gear 2614.
By rotating the fourth bevel gear 2615, the rotation of the fourth bevel gear 2615 drives the third bevel gear 2614 in meshed connection with the fourth bevel gear 2615 to rotate, the rotation of the third bevel gear 2614 drives the worm 2613 in meshed connection with the fourth bevel gear 2613, the rotation of the worm 2613 drives the worm wheel 2612 in meshed connection with the fourth bevel gear 2612, and the rotation of the worm wheel 2612 drives the transmission shaft 2611 in connection with the fourth bevel gear 2615, so that the balance bar 262 is adjusted through the transmission shaft 2611, the connecting rods 2621 at two ends of the balance bar are adjusted, and the jacking rod 252 is driven through the connecting rods 2621, so that the second supporting seat 25 can adjust lenses.
As shown in fig. 3, 6 and 11: the bottom of the second supporting seat 25 is provided with a ball head 2521.
Through the setting of bulb 2521 for second supporting seat 25 can be better with the lens butt of cambered surface, support it, can reduce the fish tail of second supporting seat 25 to the lens simultaneously.
As shown in fig. 3, 5, 6 and 11: the first supporting seat 21 and the two clamping seats 24 are respectively provided with a mounting head 2415, and the mounting heads 2415 can carry out self-adaptive clamping on objects.
The mounting head 2415 is a clamping claw of rubber with a V-shaped groove, and when the lens holder or the lens leg of the glasses are inserted into the mounting head 2415, the mounting head 2415 can adaptively wrap and clamp the lens holder or the lens leg, thereby playing a role in fixing the glasses.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.
Claims (10)
1. The utility model provides a lens meter with lens platform guiding mechanism, includes lens meter body (1) and lens platform (2), and characterized in that has the first direction that extends along the horizontal direction on lens platform (2), and the bottom of lens meter body (1) is provided with first spout (12) that extend along first direction, and lens platform (2) slidable sets up on first spout (12); a first supporting seat (21) for supporting the lens holders of the glasses is arranged in the center of the top of the lens table (2), the first supporting seat (21) is rotatably arranged on the lens table (2), and the rotating shaft of the first supporting seat (21) is parallel to the first direction; a swinging frame (22) which is used for rotating along with the first supporting seat (21) is arranged below the first supporting seat (21), clamping seats (24) which are used for fixing the glasses legs of the glasses are arranged at two ends of the swinging frame (22), and the two clamping seats (24) can relatively slide along a first direction; two sides of the first supporting seat (21) are respectively provided with a second supporting seat (25) which can support two lenses of the glasses, the two second supporting seats (25) can relatively slide along a first direction, and the two second supporting seats (25) are respectively connected with the two clamping seats (24) in a transmission way; a lifting component (26) for driving the two second supporting seats (25) to lift relatively is arranged between the lower parts of the two second supporting seats (25).
2. The lens table adjustment mechanism-equipped power meter according to claim 1, characterized in that two mounting seats (211) are provided at the top of the lens table (2), a horizontal rotation shaft (2111) is provided between the two mounting seats (211), the axis of the rotation shaft (2111) is parallel to the first direction, the first support seat (21) is sleeved on the rotation shaft (2111), one end of the rotation shaft (2111) is sleeved with a first gear (2112), a rack (212) engaged with the first gear (2112) is provided below the first gear (2112), the rack (212) is slidably provided on the lens table (2), the sliding direction of the rack (212) is perpendicular to the first direction, a rotatable first screw (213) is provided at the edge of the lens table (2), the first screw (213) is sleeved inside the rack (212), and the rack (212) is in threaded fit with the first screw (213).
3. The lens table adjusting mechanism according to claim 2, wherein the swinging frame (22) is sleeved on the rotating shaft (2111), the lens table (2) is provided with a avoiding groove (221) for avoiding the rotation of the swinging frame (22) below the rotating shaft (2111), the bottom of the swinging frame (22) is provided with a second sliding groove (222) mutually perpendicular to the first direction, the second sliding groove (222) is provided with an adjusting component (23) capable of driving two clamping seats (24), the adjusting component (23) comprises an adjusting frame (231) extending along the first direction and two second screw rods (232), the two second screw rods (232) can rotate and are arranged at two ends of the adjusting frame (231) in a mirror symmetry state, the axes of the two second screw rods (232) are mutually parallel to the first direction, the two clamping seats (24) are respectively sleeved on the two second screw rods (232), the clamping seats (24) are in threaded fit with the second screw rods (232), the two sliding seats (231) can be driven by the two sliding seats (231) to move along the two sliding seats (231) of the two sliding frames (231) respectively, the two sliding seats (231) can be arranged at two ends of the two sliding seats (231) which can be driven by the two sliding seats (231), the adjusting frame (231) is sleeved on the third screw rod (223) and is in threaded fit with the third screw rod.
4. A lens table adjustment mechanism according to claim 3, characterized in that the adjustment assembly (23) further comprises a first bevel gear (233) and two second bevel gears (234), a gap is left between the two second screw rods (232) on the adjustment frame (231), the two second bevel gears (234) are respectively sleeved at one ends of the two second screw rods (232) close to each other, the first bevel gear (233) is located between the two second bevel gears (234), and the two second bevel gears (234) are in meshed connection with the first bevel gear (233).
5. A power meter with a lens table adjusting mechanism according to claim 3, characterized in that a transmission mechanism (241) capable of driving two second supporting seats (25) is arranged between two clamping seats (24), the two sides of the first supporting seat (21) are respectively provided with a third sliding groove (214) extending along the first direction, the two second supporting seats (25) are respectively arranged on the two third sliding grooves (214) in a sliding way, the transmission mechanism (241) comprises a shearing fork frame (2413) and two driving frames (2411), the two driving frames (2411) are arranged on two ends of the lens table (2) in the first direction in a mirror symmetry way and are in transmission connection with the clamping seats (24), the driving frames (2411) are provided with fourth sliding grooves (2412) parallel to the second sliding grooves (222), the clamping seats (24) are respectively arranged on the fourth sliding grooves (2412), the middle part of the shearing fork frame (3) is hinged to the middle part of the lens table (2), and the two driving frames (2411) are respectively arranged between the two driving frames (2411) and the two driving frames (2411) in a transmission way.
6. The power meter with lens table adjusting mechanism according to claim 5, wherein two scissors frames (2413) are provided, the scissors frames (2413) are respectively located at two ends of the fourth chute (2412), two balancing frames (2414) for respectively driving the two second supporting seats (25) to move are arranged between the two scissors frames (2413), and the second supporting seats (25) are sleeved in the center of the balancing frames (2414).
7. The power meter with the lens table adjusting mechanism according to claim 5, wherein the lifting assembly (26) comprises a supporting plate (261), a transmission shaft (2611), a balance bar (262) and two connecting rods (2621), the two second supporting seats (25) comprise a sliding block (251) and a jacking rod (252), the sliding block (251) can be arranged on the third sliding groove (214) in a sliding mode, the jacking rod (252) can be arranged on the sliding block (251) in a sliding mode in the vertical direction, the supporting plate (261) is fixedly connected to the inside of the lens table (2) in a vertical mode, the transmission shaft (2611) is arranged on the bottom balance bar (262) of the supporting plate (261) in a horizontal mode and sleeved on the transmission shaft (2611), one end of each of the two connecting rods (2621) is hinged to two ends of the balance bar (262), and the other ends of the two connecting rods (2621) are hinged to the bottoms of the jacking rods (252) of the two second supporting seats (25).
8. The power meter with the lens table adjusting mechanism according to claim 7, wherein a turbine (2612) is sleeved on the transmission shaft (2611), a worm (2613) in meshed connection with the turbine (2612) is arranged below the turbine (2612), a third bevel gear (2614) is sleeved on one end of the worm (2613), a fourth bevel gear (2615) in meshed connection with the third bevel gear is arranged beside the third bevel gear (2614), and the axis of the fourth bevel gear (2615) is perpendicular to the axis of the third bevel gear (2614).
9. A power meter with a lens table adjustment mechanism according to any of the claims 1-8, characterized in that the bottom of the second support (25) is provided with a ball head (2521).
10. A lens meter with a lens table adjustment mechanism according to any of claims 1-8, characterized in that the first support (21) and the two holders (24) are provided with mounting heads (2415), the mounting heads (2415) being adapted to clamp objects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311483737.9A CN117213808B (en) | 2023-11-09 | 2023-11-09 | Lensometer with lens platform guiding mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311483737.9A CN117213808B (en) | 2023-11-09 | 2023-11-09 | Lensometer with lens platform guiding mechanism |
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| CN117213808A true CN117213808A (en) | 2023-12-12 |
| CN117213808B CN117213808B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311483737.9A Active CN117213808B (en) | 2023-11-09 | 2023-11-09 | Lensometer with lens platform guiding mechanism |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117213808B (en) | 2024-01-26 |
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