CN218567612U

CN218567612U - lens height measurement tool

Info

Publication number: CN218567612U
Application number: CN202222959176.2U
Authority: CN
Inventors: 付金姣; 陈小华
Original assignee: Jiangxi New Four Seasons Technology Co ltd
Current assignee: Jiangxi New Four Seasons Technology Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-03-03
Anticipated expiration: 2032-11-07

Abstract

The utility model relates to the technical field of lenses, in particular to a lens height measuring jig, which comprises a bottom plate, a support and a measuring component, wherein the bottom plate is fixed on a machine table, the support is arranged on the bottom plate, a base body is arranged at the bottom of the support, a fixing component is arranged between the base body and the bottom plate, the measuring component comprises a transformer, a digital gauge head and a laser head, the transformer, the digital gauge head and the laser head are electrically connected, and the laser head is arranged at the top of the support; this application has the advantage that improves the convenience to the lens height measurement.

Description

lens height measurement tool

Technical Field

The application relates to the technical field of lenses, in particular to a lens height measuring jig.

Background

The Lens height is measured before, usually on a machine table, a VCM (voice coil motor) in a module needs to be disassembled, and the VCM is driven by current on a fixed jig for testing; the Lens height cannot be confirmed in the field, and cannot be associated with a DCC (discrete conversion coefficient) value used by a Drive IC (driver integrated circuit).

The problem can only be confirmed by recording Lens height in a current driving mode and then roughly calculating the correspondence, so that the difference cannot be clarified, and the problem point cleaning and the strategy verification are not facilitated.

Disclosure of Invention

In order to improve the convenience to lens height measurement, this application provides lens height measurement tool.

The application provides a lens height measurement tool adopts following technical scheme:

lens height measurement tool, including bottom plate, support and measuring component, the bottom plate is fixed in on the board, the support mounting in on the bottom plate, the bottom of support is provided with the pedestal, the pedestal with be provided with fixed subassembly between the bottom plate, measuring component includes transformer, digit gauge outfit and laser head, the transformer digit gauge outfit and electricity is connected between the laser head, the laser head install in the top of support.

Through adopting above-mentioned technical scheme, during the measurement, place the bottom plate on the board, with the pedestal through fixed subassembly install on the bottom plate, place the lens under the radium head, the transformer is connected the power, shines the lens through radium head, and the laser of radium head shines and retraces on the lens again, calculates the height of lens, and rethread digit table head shows. Compared with the prior art, the lens height measuring device has the advantages that the lens height can be measured more conveniently, rapidly and accurately in an optical detection mode, convenience in lens height measurement is improved, and the field confirmation effect is improved.

Preferably, the fixed subassembly includes fixed angle steel, fixing bolt and fixation nut, a pterygoid lamina of fixed angle steel is fixed in the lateral wall of pedestal, long waist hole has been seted up to the upper surface of bottom plate, the fixing bolt screw thread runs through another pterygoid lamina of fixed angle steel and passes long waist hole, fixing bolt's the other end with fixation nut screw-thread fit.

Through adopting above-mentioned technical scheme, place the pedestal in the upper surface of bottom plate, with fixing bolt screw in fixed angle steel, fixing bolt passes long waist hole and with fixation nut screw-thread fit, and then has realized the relative fixation between pedestal and the bottom plate, accomplishes the installation to the support.

Preferably, the fixing assembly comprises a positioning frame and a pair of magnets, the positioning frame is vertically fixed on the upper surface of the bottom plate, the base body is in plug fit with the positioning frame, one of the magnets of the pair of magnets is fixed on the lower surface of the base body, and the other magnet of the pair of magnets is fixed on the upper surface of the bottom plate.

Through adopting above-mentioned technical scheme, insert the pedestal in the locating frame, the motion of pedestal on the horizontal direction is restricted to the locating frame, and the magnet that is located the magnet pair on the pedestal and the magnet that is located the magnet pair on the bottom plate attract each other, has realized spacing the pedestal in vertical side to realized fixing between pedestal and the bottom plate, accomplished the installation to the support.

Preferably, the support includes first branch, first branch sets up along vertical direction, the pedestal is inside to be the cavity setting, first branch activity runs through the upper surface of pedestal, the lateral wall threaded connection of pedestal has first dead lever, the tip of first dead lever with the lateral wall butt cooperation of first branch.

Through adopting above-mentioned technical scheme, first branch and pedestal are the grafting cooperation, and the accessible is unscrewed first dead lever, and first dead lever breaks away from with first branch, adjusts the relative position between first branch and the pedestal, and then changes the height of support to change the height of radium head, tighten first dead lever again, first dead lever supports tightly with first branch. The height of the laser head can be flexibly adjusted through the operation, so that the height requirement of the laser head during measurement is met.

Preferably, the support still includes second branch, second branch is located the top of first branch, second branch is the level setting, the tip vertical fixation of second branch has the sleeve, first branch activity runs through telescopic bottom, telescopic tip threaded connection has the second dead lever, the second dead lever with first branch lateral wall butt cooperation.

Through adopting above-mentioned technical scheme, unscrew the second dead lever, the second dead lever breaks away from with first dead lever to make the sleeve take place to rotate for first dead lever relatively, and then can adjust the rotation of laser head on the horizontal plane, with the high demand of laser head when adapting to the measurement.

Preferably, the support is including the third branch that is the level setting, third branch is located the tip of second branch, third branch with second branch mutually perpendicular, the one end activity of third branch is run through second branch, the upper surface threaded connection of second branch has the third dead lever, the tip of third dead lever with the lateral wall butt cooperation of third branch.

Through adopting above-mentioned technical scheme, unscrew the third dead lever, the third dead lever breaks away from with second branch to make third branch can slide and rotate second branch relatively, and then can adjust the rotation of radium head on vertical plane and the horizontal plane on slide, with the high demand of radium head when further adaptation is measured.

Preferably, the end portions of the first fixing rod, the second fixing rod and the third fixing rod are all fixed with a rotary block.

Through adopting above-mentioned technical scheme, operating personnel grips through the hand and revolves the piece, and then can conveniently rotate first dead lever, second dead lever and third dead lever more.

Preferably, the end portion of the third supporting rod is fixedly provided with a mounting seat, a clamping groove is formed in the side wall of the mounting seat, and the laser head is matched with the clamping groove in a clamping mode.

Through adopting above-mentioned technical scheme, radium-shine head and mount pad are fixed through the mode realization of joint, the dismouting of radium-shine head of being convenient for.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the lens height can be measured more conveniently, rapidly and accurately by an optical detection mode, the convenience of lens height measurement is improved, and the field confirmation effect is improved;

2. the height of the laser head can be flexibly adjusted to meet the height requirement of the laser head during measurement;

3. operating personnel grips through hand and revolves the piece, and then can conveniently rotate first dead lever, second dead lever and third dead lever more.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present application.

Fig. 2 is a schematic view of the overall structure of embodiment 2 of the present application.

Description of the reference numerals: 1. a base plate; 11. a long waist hole; 2. a support; 21. a first strut; 22. a second support bar; 221. a sleeve; 23. a third strut; 231. a mounting seat; 2311. a card slot; 2312. a wire outlet hole; 3. a measurement assembly; 31. a transformer; 32. a digital header; 33. a laser head; 4. a base body; 5. a fixing component; 51. fixing angle steel; 52. fixing the bolt; 53. fixing a nut; 6. a positioning frame; 7. and (6) rotating the block.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses lens height measurement tool.

Example 1:

referring to fig. 1, the lens height measuring jig comprises a bottom plate 1, a support 2 and a measuring component 3, wherein the bottom plate 1 is arranged in a rectangular shape, a seat body 4 is arranged at the bottom of the support 2, the seat body 4 is installed on the upper surface of the bottom plate 1, a fixing component 5 is arranged between the seat body 4 and the bottom plate 1, and the measuring component 3 is correspondingly installed on the support 2.

Specifically, the measuring component 3 comprises a transformer 31, a digital gauge head 32 and a laser head 33, the transformer 31, the digital gauge head 32 and the laser head 33 are electrically connected, the transformer 31 is used for plugging a power supply, the digital gauge head 32 is used for displaying height parameters of a lens, the laser head 33 is used for measuring the height of the lens, and the laser head 33 is installed at the top of the support 2. In the present embodiment, a laser head 33, i.e., a laser measuring instrument, is used for the optical measurement.

Correspondingly, during measurement, the bottom plate 1 is placed on a machine table, the base body 4 is installed on the bottom plate 1 through the fixing assembly 5, the lens is placed under the laser head 33, the transformer 31 is connected with a power supply, the lens is irradiated through the laser head 33, laser of the laser head 33 is irradiated on the lens and then folded back, the height of the lens is calculated, and then the lens is displayed through the digital gauge head 32. Compared with the prior art, the lens height measuring device has the advantages that the lens height can be measured more conveniently, rapidly and accurately in an optical detection mode, convenience in lens height measurement is improved, and the field confirmation effect is improved.

Specifically, the fixing assembly 5 includes two fixing angle steels 51, a fixing bolt 52 and a fixing nut 53, the two fixing angle steels 51 are respectively disposed on two sides of the seat body 4, one wing plate of the fixing angle steels 51 is fixedly connected to a side wall of the seat body 4, and a lower surface of the other wing plate of the fixing angle steels 51 is attached to an upper surface of the bottom plate 1. Meanwhile, two sets of fixing bolts 52 are provided, the two sets of fixing bolts 52 are respectively provided on the two fixing angles 51, and the number of the fixing bolts 52 in each set is set to be two. In addition, the upper surface of the bottom plate 1 is provided with a long waist hole 11, the number and the position of the long waist hole 11 and the fixing nut 53 correspond to those of the fixing bolt 52, and one end thread of the fixing bolt 52 penetrates through the wing plate of the fixing angle steel 51 and penetrates through the long waist hole 11. Meanwhile, the fixing nut 53 is screw-fitted to the end of the fixing bolt 52, and the upper surface of the fixing nut 53 is in abutting engagement with the lower surface of the base plate 1.

The base body 4 is placed on the upper surface of the bottom plate 1, the fixing bolt 52 is screwed into the fixing angle steel 51, the fixing bolt 52 penetrates through the long waist hole 11 and is in threaded fit with the fixing nut 53, then relative fixing between the base body 4 and the bottom plate 1 is achieved, and the support 2 is installed. Meanwhile, the installation position of the seat body 4 can be changed by adjusting the relative position between the fixing bolt 52 and the long waist hole 11.

On the other hand, the bracket 2 includes a first supporting rod 21, a second supporting rod 22 and a third supporting rod 23, the first supporting rod 21, the second supporting rod 22 and the third supporting rod 23 are all disposed in a cylindrical shape, the first supporting rod 21 is perpendicular to the upper surface of the base 4, the second supporting rod 22 is disposed horizontally, the second supporting rod 22 is perpendicular to the first supporting rod 21, meanwhile, the third supporting rod 23 is also disposed horizontally, the third supporting rod 23 is perpendicular to the second supporting rod 22, and the laser head 33 is mounted at the end of the third supporting rod 23.

Specifically, the seat body 4 is hollow, the lower end of the first supporting rod 21 movably penetrates through the upper surface of the seat body 4 and is arranged inside the seat body 4, meanwhile, the side wall of the seat body 4 is in threaded connection with a first fixing rod (not shown in the figure), and the end of the first fixing rod is in butt fit with the side wall of the first supporting rod 21.

Correspondingly, the first supporting rod 21 is in inserting fit with the seat body 4, the first fixing rod can be loosened by unscrewing the first fixing rod, the first fixing rod is separated from the first supporting rod 21, the relative position between the first supporting rod 21 and the seat body 4 is adjusted, the height of the support 2 is further changed, the height of the laser head 33 is changed, the first fixing rod is screwed, and the first fixing rod is abutted to the first supporting rod 21. The height of the laser head 33 can be flexibly adjusted through the operation, so that the height requirement of the laser head 33 during measurement is met.

In addition, a sleeve 221 is vertically fixed at the end of the second supporting rod 22, the sleeve 221 is horizontally arranged, and the top end of the first supporting rod 21 movably penetrates through the bottom of the sleeve 221 and is arranged in the sleeve 221. Meanwhile, a second fixing rod (not shown in the figure) is connected to the end portion of the sleeve 221 in a threaded manner, and the second fixing rod and the sleeve 221 are coaxially arranged, that is, a threaded section is arranged inside the sleeve 221, the second fixing rod is a screw rod, and the second fixing rod is in threaded fit with the sleeve 221 through the threaded section inside the sleeve 221.

Correspondingly, the second fixing rod is unscrewed and separated from the first supporting rod 21, so that the sleeve 221 can rotate relative to the first supporting rod 21, and then the rotation of the laser head 33 on the horizontal plane can be adjusted, and the height requirement of the laser head 33 during measurement can be met.

Meanwhile, the third supporting rod 23 movably penetrates through one end, far away from the sleeve 221, of the second supporting rod 22, a third fixing rod (not shown in the figure) is in threaded connection with the upper surface of the second supporting rod 22, the third fixing rod is vertically arranged, and the end portion of the third fixing rod is in butt joint with the side wall of the third supporting rod 23.

Correspondingly, the third fixing rod is unscrewed and separated from the second supporting rod 22, so that the third supporting rod 23 can slide and rotate relative to the second supporting rod 22, and then the rotation of the laser head 33 on a vertical plane and the sliding of the laser head 33 on a horizontal plane can be adjusted, and the height requirement of the laser head 33 during measurement can be further met.

Therefore, the support 2 composed of the first support rod 21, the second support rod 22 and the third support rod 23 enables the laser head 33 to be adjusted to a position to be measured in 360 degrees, and the measurement is convenient, rapid and accurate.

Furthermore, the end parts of the first fixing rod, the second fixing rod and the third fixing rod are respectively fixed with a rotary block 7, and the rotary blocks 7 are formed by equally carving notches in the circumferential direction of the circular cake-shaped block bodies. The operating personnel grips through the hand and revolves piece 7, and then can conveniently rotate first dead lever, second dead lever and third dead lever more.

In addition, the end of the third support rod 23 is fixed with the mounting seat 231, a clamping groove 2311 is formed in the side wall of the mounting seat 231, the shape of the clamping groove 2311 is matched with that of the laser head 33, the laser head 33 is in clamping fit with the clamping groove 2311, and meanwhile, a wire outlet hole 2312 is formed in the top of the mounting seat 231.

Correspondingly, the laser head 33 and the mounting seat 231 are fixed in a clamping manner, so that the laser head 33 can be conveniently disassembled and assembled. Meanwhile, the wire outlet hole 2312 can be used for the power line of the laser head 33 to extend out, and the wire outlet hole 2312 limits the movement of the power line, so that the connection between the laser head 33 and the mounting seat 231 is further enhanced.

The implementation principle of the lens height measurement jig of embodiment 1 of the application is: during the measurement, place bottom plate 1 on the board, install pedestal 4 on bottom plate 1 through fixed subassembly 5, place the lens under laser head 33, transformer 31 connects the power, shines the lens through laser head 33, and laser of laser head 33 shines and turns back again on the lens, calculates the height of lens, and rethread digital table head 32 shows. Compared with the prior art, the lens height measuring device has the advantages that the lens height can be measured more conveniently, rapidly and accurately in an optical detection mode, convenience in lens height measurement is improved, and the field confirmation effect is improved.

Example 2:

referring to fig. 2, the difference from embodiment 1 is that the fixing assembly 5 includes a positioning frame 6 and a pair of magnets (not shown in the figure), the positioning frame 6 is vertically fixed on the upper surface of the bottom plate 1, the positioning frame 6 is a rectangular frame, and an opening of the positioning frame 6 is vertically oriented. Meanwhile, the seat body 4 is in plug-in fit with the positioning frame 6, and the outer surface of the seat body 4 is in butt fit with the inner surface of the positioning frame 6. Correspondingly, the magnet is to being provided with four groups, and four groups of magnet are to being arranged in the matrix, and every group magnet is to quantity be provided with two, two magnet actuation each other. Meanwhile, one of the magnets of the magnet pair is fixed to the lower surface of the base 4, and the other magnet of the magnet pair is fixed to the upper surface of the base plate 1.

Correspondingly, the base body 4 is inserted into the positioning frame 6, the positioning frame 6 limits the movement of the base body 4 in the horizontal direction, the magnets of the magnet pairs on the base body 4 attract the magnets of the magnet pairs on the base plate 1, and the limitation of the base body 4 in the vertical direction is realized, so that the fixation between the base body 4 and the base plate 1 is realized, and the installation of the support 2 is completed.

The implementation principle of the lens height measuring fixture in embodiment 2 of the present application is substantially the same as that in embodiment 1, and redundant description is not repeated here.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

Lens altitude measurement tool, its characterized in that: including bottom plate (1), support (2) and measuring component (3), on bottom plate (1) was fixed in the board, support (2) install in on bottom plate (1), the bottom of support (2) is provided with pedestal (4), pedestal (4) with be provided with between bottom plate (1) fixed subassembly (5), measuring component (3) include transformer (31), digit table head (32) and radium head (33), transformer (31) digit table head (32) and electricity is connected between radium head (33), radium head (33) install in the top of support (2).
2. The lens height measuring jig according to claim 1, characterized in that: fixed subassembly (5) are including fixed angle steel (51), fixing bolt (52) and fixation nut (53), a pterygoid lamina of fixed angle steel (51) is fixed in the lateral wall of pedestal (4), long waist hole (11) have been seted up to the upper surface of bottom plate (1), fixing bolt (52) screw thread runs through another pterygoid lamina of fixed angle steel (51) and passes long waist hole (11), the other end of fixing bolt (52) with fixation nut (53) screw-thread fit.
3. The lens height measuring jig according to claim 1, characterized in that: the fixing component (5) comprises a positioning frame (6) and a magnet pair, the positioning frame (6) is vertically fixed on the upper surface of the bottom plate (1), the base body (4) is in plug-in fit with the positioning frame (6), one magnet of the magnet pair is fixed on the lower surface of the base body (4), and the other magnet of the magnet pair is fixed on the upper surface of the bottom plate (1).
4. The lens height measuring jig according to claim 3, characterized in that: support (2) include first branch (21), vertical direction setting is followed in first branch (21), pedestal (4) inside is the cavity setting, first branch (21) activity runs through the upper surface of pedestal (4), the lateral wall threaded connection of pedestal (4) has first dead lever, the tip of first dead lever with the lateral wall butt cooperation of first branch (21).
5. The lens height measuring jig according to claim 4, characterized in that: support (2) still include second branch (22), second branch (22) are located the top of first branch (21), second branch (22) are the level setting, the tip vertical fixation of second branch (22) has sleeve (221), first branch (21) activity is run through the bottom of sleeve (221), the tip threaded connection of sleeve (221) has the second dead lever, the second dead lever with first branch (21) lateral wall butt cooperation.
6. The lens height measuring jig according to claim 5, characterized in that: support (2) is including third branch (23) that is the level setting, third branch (23) are located the tip of second branch (22), third branch (23) with second branch (22) mutually perpendicular, the one end activity of third branch (23) is run through second branch (22), the upper surface threaded connection of second branch (22) has the third dead lever, the tip of third dead lever with the lateral wall butt cooperation of third branch (23).
7. The lens height measuring jig according to claim 6, characterized in that: and rotary blocks (7) are fixed at the end parts of the first fixing rod, the second fixing rod and the third fixing rod.
8. The lens height measuring jig according to claim 6, characterized in that: the end part of the third supporting rod (23) is fixedly provided with a mounting seat (231), the side wall of the mounting seat (231) is provided with a clamping groove (2311), and the laser head (33) is in clamping fit with the clamping groove (2311).