Optical test equipment
By introducing a matrix light source system of lifting, rotating and moving components into the optical lens testing equipment, the problem of limited light source position adjustment in the prior art is solved, and diversified testing of optical lenses and higher accuracy data acquisition are achieved.
Patent Information
- Application Number
- CN202421216559.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-30
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-05-30
AI Technical Summary
Existing optical lens testing equipment cannot change the light source position without adjusting the lens during the test, which limits the acquisition of multiple types of comparison and test data, resulting in limited test results.
A matrix light source system including lifting, rotating and moving components is designed. The threaded rod and gear mechanism are driven by the motor to realize multi-directional adjustment of the matrix light source and the synchronous movement of the placing frame, which facilitates the adjustment of the position of the optical lens and the acquisition of test data. .
It realizes diversified lighting conditions for optical lenses, improves testing accuracy, and can obtain more sample data from different locations to meet the diverse testing needs of optical lenses.
Smart Images
Figure CN222318406U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of optical testing, in particular to an optical testing device. Background Art
[0002] Optical lenses are mainly used in machine vision systems and are essential components. They directly affect the quality of imaging, as well as the implementation and effect of algorithms. In addition, when the test equipment is testing, it needs to be assisted by a platform to carry out the testing work.
[0003] Publication No. CN 218956059 U discloses an optical lens testing device, including a metal base and an adjustment mechanism, wherein the adjustment mechanism is arranged on the top of the metal base, and a first slide groove in the adjustment mechanism is opened on the front and rear sides of the top of the metal base, and the adjustment mechanism also includes a first slider and a connecting seat, wherein the first slider is slidably connected to the inside of the first slide groove, and the connecting seat is installed on the top of the first slider; the practical new device has the ability to adjust the left and right positions and the front and rear positions during testing through the setting of the adjustment mechanism, so as to avoid artificially pushing the detection equipment and the entire carrier, facilitate people's operation and use, and facilitate accurate adjustment; the coordinated adjustment of the second slide groove, the second slider, the threaded rod and the threaded tube can be used to adjust the required front and rear positions and position them; and the setting of the lifting mechanism and the positioning mechanism can respectively play the role of support and adjustment of the height position and angle.
[0004] However, the test equipment has the following shortcomings: the equipment can adjust the position of the optical lens when in use, but in actual tests, the test data obtained by only adjusting the position of the lens is relatively simple, and the position of the light source cannot be changed without adjusting the lens, which is not convenient for multiple comparisons and the use effect is limited.
[0005] Therefore, the utility model provides an optical testing device to solve the above problems. Utility Model Content
[0006] In view of the deficiencies in the prior art, the utility model provides an optical testing device to solve the above problems.
[0007] To achieve the above purpose, the utility model is implemented by the following technical solutions: an optical testing device, comprising a base, an adjustment block is arranged above the base, a support frame is fixedly connected to the top of the adjustment block, a placement frame is fixedly connected to the support frame, and an adjustment mechanism is arranged on the base;
[0008] The adjustment mechanism comprises a column fixedly connected to the top of the base, a lifting assembly is fixedly connected to the column, a rotating assembly is arranged below the lifting assembly, a moving assembly is arranged below the rotating assembly, and a matrix light source is arranged on the moving assembly.
[0009] Preferably, the lifting assembly includes a mounting tube fixedly connected to a column, a first motor is fixedly connected inside the mounting tube, an output shaft of the first motor is fixedly connected to a first threaded rod, a telescopic sleeve is threadedly sleeved on the first threaded rod, and the bottom end of the telescopic sleeve slides and extends outside the mounting tube, so that the matrix light source can be driven to rise and fall through the setting of the lifting assembly.
[0010] Preferably, the rotating assembly includes a rotating sleeve rotatably mounted on the bottom end of the telescopic sleeve, a gear ring is fixedly connected to the rotating sleeve, a second motor is fixedly connected to the bottom end of the telescopic sleeve, a driving gear is fixedly connected to the output shaft of the second motor, the driving gear is meshed with the gear ring, and the matrix light source can be driven to rotate by the rotating assembly.
[0011] Preferably, the moving component includes a driving box fixedly connected to the outer wall of the rotating sleeve, a third motor is fixedly connected inside the driving box, a second threaded rod is fixedly connected to the output shaft of the third motor, a moving block is threadedly sleeved on the second threaded rod, the bottom of the moving block slides and extends outside the driving box, the moving block is connected to the matrix light source, and the matrix light source can be conveniently driven to move by the set moving component.
[0012] Preferably, the top of the base is fixedly connected to a fixed box, and two third threaded rods are rotatably connected inside the fixed box. Two connecting blocks are threadedly sleeved on the two third threaded rods, and the tops of the two connecting blocks are slidably extended to the outside of the fixed box. The two connecting blocks are connected to the adjustment block. The fixed box, the third threaded rods and the connecting blocks are used in combination to conveniently drive the placement rack to move, thereby being able to adjust the position of the optical lens for convenient testing.
[0013] Preferably, the two third threaded rods are fixedly sleeved with synchronous wheels, the same synchronous belt is wound between the two synchronous wheels, the corresponding third threaded rods are fixedly sleeved with driven gears, one side outer wall of the fixed box is fixedly connected to a fourth motor, the output shaft of the fourth motor is fixedly connected to a transmission shaft, the transmission shaft rotates and extends into the fixed box, the transmission shaft is fixedly sleeved with a driving gear, the driving gear is meshed with the driven gear, and the two third threaded rods can be conveniently driven to rotate synchronously by using the synchronous wheels, synchronous belts, driven gears, transmission shafts and driving gears, which are convenient to use.
[0014] Preferably, a first slide groove is provided on the inner wall of the mounting cylinder, a first gear rod is fixedly connected to the outer wall of the telescopic sleeve, one end of the first gear rod slides and extends into the first slide groove, a second slide groove is provided on the top inner wall of the driving box, a second gear rod is fixedly connected to the top of the moving block, the top of the second gear rod slides and extends into the second slide groove, the telescopic sleeve can be raised and lowered smoothly by using the first slide groove and the first gear rod, and the moving block can move more smoothly by using the second slide groove and the second gear rod.
[0015] Preferably, one side of the connecting block is fixedly connected to a side plate, and two positioning rods are fixedly connected in the fixed box. The two positioning rods slide through the corresponding side plates respectively. By using the side plates and positioning rods in combination, the connecting block can be easily limited to make its movement smoother.
[0016] Beneficial Effects
[0017] The utility model provides an optical testing device. Compared with the prior art, it has the following beneficial effects:
[0018] (1) The optical testing equipment can adjust the position of the matrix light source in multiple directions through the setting adjustment mechanism, so that it can provide diversified lighting conditions for the optical lens to meet the testing requirements of the optical lens. At the same time, it can obtain more sample data by moving the optical lens to improve the test accuracy.
[0019] (2) The optical testing device can conveniently drive the placement frame to move by means of two synchronously rotatable third threaded rods, thereby adjusting the position of the optical lens, thereby obtaining different test data at different positions, thereby improving the test accuracy. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;
[0021] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;
[0022] Figure 3 It is a structural schematic diagram of the adjustment mechanism in the utility model;
[0023] Figure 4 It is an internal assembly diagram of the fixed box in the utility model.
[0024] In the figure: 1. base; 2. adjustment block; 3. support frame; 4. placement frame; 5. column; 6. lifting assembly; 61. installation tube; 62. first motor; 63. first threaded rod; 64. telescopic sleeve; 7. rotating assembly; 71. rotating sleeve; 72. gear ring; 73. second motor; 74. driving gear; 8. moving assembly; 81. driving box; 82. third motor; 83. second threaded rod; 84. moving block; 9. matrix light source; 10. fixed box; 11. third threaded rod; 12. connecting block; 13. synchronous wheel; 14. synchronous belt; 15. driven gear; 16. fourth motor; 17. transmission shaft; 18. driving gear; 19. first slide; 20. first gear rod; 21. second slide; 22. second gear rod; 23. side plate; 24. positioning rod. DETAILED DESCRIPTION
[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0026] Embodiment 1:
[0027] See also Figures 1 to 3 , an optical testing device, comprising a base 1, an adjustment block 2 is arranged above the base 1, a support frame 3 is fixedly connected to the top of the adjustment block 2, a placement frame 4 is fixedly connected to the support frame 3, the placement frame 4 is used to place an optical lens, and an adjustment mechanism is arranged on the base 1;
[0028] The adjustment mechanism includes a column 5 fixedly connected to the top of the base 1, a lifting assembly 6 fixedly connected to the column 5, a rotating assembly 7 is arranged below the lifting assembly 6, a moving assembly 8 is arranged below the rotating assembly 7, and a matrix light source 9 is arranged on the moving assembly 8;
[0029] The lifting assembly 6 includes a mounting tube 61 fixedly connected to the column 5, a first motor 62 is fixedly connected in the mounting tube 61, a first threaded rod 63 is fixedly connected to the output shaft of the first motor 62, a telescopic sleeve 64 is threadedly sleeved on the first threaded rod 63, and the bottom end of the telescopic sleeve 64 slides and extends to the outside of the mounting tube 61; the rotating assembly 7 includes a rotating sleeve 71 rotatably sleeved on the bottom end of the telescopic sleeve 64, a gear ring 72 is fixedly connected in the rotating sleeve 71, a second motor 73 is fixedly connected to the bottom end of the telescopic sleeve 64, a driving gear 74 is fixedly connected to the output shaft of the second motor 73, and the driving gear 74 is meshed with the gear ring 72; the moving assembly 8 includes a driving box 81 fixedly connected to the outer wall of the rotating sleeve 71, a third motor 82 is fixedly connected in the driving box 81, a second threaded rod 83 is fixedly connected to the output shaft of the third motor 82, a moving block 84 is threadedly sleeved on the second threaded rod 83, the bottom of the moving block 84 slides and extends to the outside of the driving box 81, and the moving block 84 is connected to the matrix light source 9.
[0030] Embodiment 2:
[0031] See also Figures 1 to 4 , this embodiment provides a technical solution based on the first embodiment: a fixed box 10 is fixedly connected to the top of the base 1, and two third threaded rods 11 are rotatably connected in the fixed box 10, and two connecting blocks 12 are threadedly sleeved on the two third threaded rods 11, and the tops of the two connecting blocks 12 are slidably extended to the outside of the fixed box 10, and the two connecting blocks 12 are connected to the adjustment block 2; a synchronous wheel 13 is fixedly sleeved on the two third threaded rods 11, and the same synchronous belt 14 is wound between the two synchronous wheels 13, and a driven gear 15 is fixedly sleeved on the corresponding third threaded rods 11, and a fourth motor 16 is fixedly connected to the outer wall of one side of the fixed box 10, and the output shaft of the fourth motor 16 is fixedly connected to the transmission shaft 1 7. The transmission shaft 17 rotates and extends into the fixed box 10. A driving gear 18 is fixedly sleeved on the transmission shaft 17, and the driving gear 18 is meshed with the driven gear 15. A first slide groove 19 is provided on the inner wall of the mounting cylinder 61. A first gear rod 20 is fixedly connected to the outer wall of the telescopic sleeve 64. One end of the first gear rod 20 slides and extends into the first slide groove 19. A second slide groove 21 is provided on the top inner wall of the driving box 81. A second gear rod 22 is fixedly connected to the top of the moving block 84. The top of the second gear rod 22 slides and extends into the second slide groove 21. A side plate 23 is fixedly connected to one side of the connecting block 12. Two positioning rods 24 are fixedly connected in the fixed box 10. The two positioning rods 24 slide through the corresponding side plates 23 respectively.
[0032] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.
[0033] Working principle: When in use, first place the optical lens to be tested in the placement frame 4, and then adjust the position of the matrix light source 9 according to the test requirements. It is only necessary to start the first motor 62 to drive the telescopic sleeve 64 threadedly connected to it to rise and fall through the first threaded rod 63, so that the matrix light source 9 rises and falls accordingly. Start the second motor 73 to drive the gear ring 72 meshing with it to rotate through the driving gear 74, so that the matrix light source 9 rotates accordingly. At the same time, the third motor 82 can be started, and the third motor 82 drives the moving block 84 threadedly connected to it to move through the second threaded rod 83, so that the matrix light source 9 moves accordingly. The method can adjust the position of the matrix light source 9 in multiple directions, so as to facilitate the testing of the optical lens from different positions. At the same time, the position of the placement rack 4 can be adjusted without changing the position of the matrix light source 9. It only needs to start the fourth motor 16. The fourth motor 16 drives the driving gear 18 to rotate through the transmission shaft 17. The driving gear 18 drives the driven gear 15 meshing with it to rotate. The driven gear 15 drives the connected third threaded rod 11 to rotate. The third threaded rod 11 drives another third threaded rod 11 to rotate through the synchronous wheel 13 and the synchronous belt 14. At this time, the two third threaded rods 11 rotate synchronously, and the placement rack 4 moves smoothly accordingly.
[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0035] In the description of this article, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, or a connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.
[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. An optical testing device, comprising a base (1), characterized in that: An adjustment block (2) is arranged above the base (1); a support frame (3) is fixedly connected to the top of the adjustment block (2); a placement frame (4) is fixedly connected to the support frame (3); and an adjustment mechanism is arranged on the base (1); The adjustment mechanism comprises a column (5) fixedly connected to the top of the base (1), a lifting assembly (6) fixedly connected to the column (5), a rotating assembly (7) arranged below the lifting assembly (6), a moving assembly (8) arranged below the rotating assembly (7), and a matrix light source (9) arranged on the moving assembly (8).
2. An optical testing device according to claim 1, characterized in that: The lifting assembly (6) comprises a mounting tube (61) fixedly connected to the column (5), a first motor (62) fixedly connected inside the mounting tube (61), an output shaft of the first motor (62) fixedly connected to a first threaded rod (63), a telescopic sleeve (64) threadedly sleeved on the first threaded rod (63), and a bottom end of the telescopic sleeve (64) slidably extending to the outside of the mounting tube (61).
3. An optical testing device according to claim 2, characterized in that: The rotating assembly (7) comprises a rotating sleeve (71) rotatably mounted on the bottom end of the telescopic sleeve (64); a gear ring (72) is fixedly connected inside the rotating sleeve (71); a second motor (73) is fixedly connected to the bottom end of the telescopic sleeve (64); a driving gear (74) is fixedly connected to the output shaft of the second motor (73); and the driving gear (74) is meshed with the gear ring (72).
4. An optical testing device according to claim 3, characterized in that: The moving assembly (8) comprises a driving box (81) fixedly connected to the outer wall of the rotating sleeve (71), a third motor (82) being fixedly connected inside the driving box (81), a second threaded rod (83) being fixedly connected to the output shaft of the third motor (82), a moving block (84) being threadedly sleeved on the second threaded rod (83), the bottom of the moving block (84) slidably extending to the outside of the driving box (81), and the moving block (84) being connected to the matrix light source (9).
5. The optical testing device according to claim 1, characterized in that: The top of the base (1) is fixedly connected to a fixing box (10), and two third threaded rods (11) are rotatably connected inside the fixing box (10). Two connecting blocks (12) are threadedly sleeved on the two third threaded rods (11), and the tops of the two connecting blocks (12) are slidably extended to the outside of the fixing box (10), and the two connecting blocks (12) are connected to the adjustment block (2).
6. An optical testing device according to claim 5, characterized in that: A synchronous wheel (13) is fixedly sleeved on each of the two third threaded rods (11), a synchronous belt (14) is wound between the two synchronous wheels (13), a driven gear (15) is fixedly sleeved on the corresponding third threaded rod (11), a fourth motor (16) is fixedly connected to an outer wall of one side of the fixed box (10), a transmission shaft (17) is fixedly connected to the output shaft of the fourth motor (16), the transmission shaft (17) is rotatably extended into the fixed box (10), a driving gear (18) is fixedly sleeved on the transmission shaft (17), and the driving gear (18) is meshed with the driven gear (15).
7. An optical testing device according to claim 4, characterized in that: The inner wall of the mounting cylinder (61) is provided with a first slide groove (19), the outer wall of the telescopic sleeve (64) is fixedly connected with a first baffle rod (20), one end of the first baffle rod (20) slides and extends into the first slide groove (19), the top inner wall of the driving box (81) is provided with a second slide groove (21), the top of the moving block (84) is fixedly connected with a second baffle rod (22), the top of the second baffle rod (22) slides and extends into the second slide groove (21).
8. An optical testing device according to claim 5, characterized in that: A side plate (23) is fixedly connected to one side of the connection block (12), and two positioning rods (24) are fixedly connected inside the fixed box (10), and the two positioning rods (24) slide through the corresponding side plates (23) respectively.