Quick-changing structure of scanning head

Abstract

The utility model provides a scanning head quick-changing structure, and relates to the technical field of scanning. The scanning head quick-changing structure comprises a support, a bearing disc is arranged on one side of the support, a rotating disc is arranged at the bottom of the bearing disc, a rotating assembly used for rotating the rotating disc is arranged at the top of the bearing disc, and brush rollers are arranged at the bottom of the rotating disc. According to the scanning head quick-change structure, a first gear rotates to drive a gear ring to rotate so as to drive a first scanning head and a second scanning head to exchange positions, the gear ring rotates to drive a second gear to rotate so as to drive a first rotating rod to rotate, and the first rotating rod rotates to drive a first bevel gear to rotate so as to drive a second bevel gear to rotate; and a second bevel gear rotates to drive a second rotating rod to rotate so as to drive a brush roller to rotate, the brush roller cleans a second scanning head, the problem that in the working process, due to dust and impurity accumulation, the scanning result is affected is solved, and the scanning quality of the instrument is improved.

Description

Technical Field

[0001] The utility model relates to a quick-change structure, in particular to a scanning head quick-change structure, and belongs to the technical field of scanning. Background Art

[0002] According to the operating principle of optical scanners, it mainly relies on an optical path device to turn "light" through a lens to form an image, and uses a charge coupled device (CCD) to convert the imaged "light" signal image into a digital signal that can be stored and processed by the computer. In order to meet the requirements of different resolutions during scanning, two lenses with different refractive indices (i.e. magnification) are generally set in the optical path device, and a lens switching device is used to switch the more suitable lens to the optical axis of light collection according to different scanning resolution requirements, so as to collect "light" and form an image on the charge coupled device.

[0003] The utility model with the patent number CN97200163.8 discloses a lens switching device for a dual-lens optical scanner, which is characterized in that magnets are arranged on both sides of the lens frame, and electromagnets are installed at positions corresponding to the magnets on both sides of the base, and the lens frame is mounted on a sliding shaft of the base, and the direction of the magnetic field of the electromagnet is controlled to generate a force of attraction or repulsion on the magnet, thereby driving the lens frame to slide left and right on the sliding shaft to switch the lens.

[0004] The above solution has many advantages, but it also has the following problems:

[0005] (1) During the working process, the accumulation of dust and impurities affects the scanning results;

[0006] (2) During the working process, it is inconvenient to accurately fix the position after exchange. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] The purpose of the present utility model is to provide a scanning head quick-change structure in order to solve the above problems, so as to solve the problem in the prior art that during the working process, the accumulation of dust and impurities affects the scanning results and it is inconvenient to accurately fix the position after the exchange.

[0009] (II) Technical solution

[0010] The utility model is implemented through the following technical scheme: a scanning head quick-change structure includes a bracket, a receiving plate is provided on one side of the bracket, a rotating plate is provided at the bottom of the receiving plate, a rotating assembly for rotating the rotating plate is provided on the top of the receiving plate, a brush roller is provided at the bottom of the rotating plate, a transmission assembly for rotating the brush roller is provided on one side of the receiving plate, a clamping groove is provided at the bottom of the rotating plate, and a lifting assembly for lifting the clamping groove is provided on one side of the receiving plate.

[0011] Preferably, a connecting rod is fixedly connected to one side of the bracket, the connecting rod is fixedly connected to the receiving plate, the rotating plate is rotatably connected to the receiving plate, and the first scanning head and the second scanning head are driven to rotate by the rotation of the rotating plate.

[0012] Preferably, the rotating assembly includes a first gear, which is rotatably connected to one side of a connecting rod, a motor is fixedly connected to one side of the connecting rod, the motor output shaft is fixedly connected to the first gear, a gear ring is rotatably connected to the top of the receiving plate, the gear ring is meshed with the first gear, and the gear ring is fixedly connected to the rotating plate, and the rotation of the first gear drives the gear ring to rotate.

[0013] Preferably, the transmission assembly includes a first rotating rod, which is rotatably connected to one side of the receiving plate, a second gear is fixedly connected to the top of the first rotating rod, the second gear is meshingly connected to the ring gear, and a first bevel gear is fixedly connected to the outer side of the first rotating rod, and the second gear is driven to rotate by the rotation of the ring gear.

[0014] Preferably, the transmission assembly also includes a connecting plate, which is fixedly connected to one side of the receiving plate, a second rotating rod is provided on one side of the first rotating rod, the second rotating rod passes through the connecting plate and is rotatably connected to the connecting plate, one end of the second rotating rod is fixedly connected to a second bevel gear, the second bevel gear is meshingly connected to the first bevel gear, the brush roller is fixedly connected to the second rotating rod, and the second bevel gear is driven to rotate by the rotation of the first bevel gear.

[0015] Preferably, the lifting assembly includes a fixed plate, the fixed plate is fixedly connected to the top of the receiving plate, one side of the fixed plate is threadedly connected to a threaded rod, one side of the receiving plate is fixedly connected to a limiting frame, the limiting frame is slidably connected to a lifting frame inside, the lifting frame is rotatably connected to the threaded rod, the lifting frame is fixedly connected to the clamping plate, and the lifting of the lifting frame is driven by the lifting of the threaded rod.

[0016] Preferably, the bottom of the rotating disk is fixedly connected with the first scanning head and the second scanning head, and the bottom of the rotating disk is provided with a clamping groove for clamping the rotating disk with the clamping plate, so as to fix the positions of the first scanning head and the second scanning head.

[0017] The utility model provides a scanning head quick-change structure, which has the following beneficial effects:

[0018] 1. The scanning head quick-change structure drives the first scanning head and the second scanning head to exchange positions by rotating the first gear, the ring gear drives the second gear to rotate and then drives the first rotating rod to rotate, the first rotating rod drives the first bevel gear to rotate and then drives the second bevel gear to rotate, the second bevel gear drives the second rotating rod to rotate and then drives the brush roller to rotate, the brush roller cleans the second scanning head, solves the problem of dust and impurities accumulation affecting the scanning result during the working process, and improves the scanning quality of the device.

[0019] 2. The scanning head quick-change structure drives the lifting frame to lift and lower through the rotation and lifting of the threaded rod, and then drives the clamping plate to lift and lower. The clamping plate and the clamping groove clamp together to fix the positions of the first scanning head and the second scanning head, which solves the problem of inconvenience in accurately fixing the positions after exchange and improves the scanning quality of the instrument. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the rotating assembly of the utility model;

[0022] Figure 3 It is a schematic diagram of the transmission assembly of the utility model;

[0023] Figure 4 It is a schematic diagram of the lifting component of the utility model.

[0024]

Main component symbol description

[0025] 1. Bracket; 2. Connecting rod; 3. Receiving plate; 4. Rotating plate; 5. First scanning head; 6. Second scanning head; 7. Ring gear; 8. First gear; 9. Motor; 10. First rotating rod; 11. Second gear; 12. First bevel gear; 13. Connecting plate; 14. Second rotating rod; 15. Second bevel gear; 16. Brush roller; 17. Limiting frame; 18. Lifting frame; 19. Fixed plate; 20. Threaded rod; 21. Snap-in plate; 22. Snap-in groove. DETAILED DESCRIPTION

[0026] The embodiment of the utility model provides a scanning head quick-change structure.

[0027] See also Figure 1 , Figure 2 , Figure 3 and Figure 4, including a bracket 1, a receiving plate 3 is provided on one side of the bracket 1, a rotating plate 4 is provided at the bottom of the receiving plate 3, a rotating component for rotating the rotating plate 4 is provided on the top of the receiving plate 3, a brush roller 16 is provided at the bottom of the rotating plate 4, a transmission component for rotating the brush roller 16 is provided on one side of the receiving plate 3, a clamping groove 22 is provided at the bottom of the rotating plate 4, and a lifting component for lifting and lowering the clamping groove 22 is provided on one side of the receiving plate 3.

[0028] A connecting rod 2 is fixedly connected to one side of the bracket 1, and the connecting rod 2 is fixedly connected to the receiving plate 3, and the rotating plate 4 is rotatably connected to the receiving plate 3. The first scanning head 5 and the second scanning head 6 are driven to rotate by the rotation of the rotating plate 4. The first scanning head 5 and the second scanning head 6 are fixedly connected to the bottom of the rotating plate 4. The rotating assembly includes a first gear 8, and the first gear 8 is rotatably connected to one side of the connecting rod 2. A motor 9 is fixedly connected to one side of the connecting rod 2, and the output shaft of the motor 9 is fixedly connected to the first gear 8. A gear ring 7 is rotatably connected to the top of the receiving plate 3, and the gear ring 7 is meshed with the first gear 8. The gear ring 7 is fixedly connected to the rotating plate 4, and the gear ring 7 is driven to rotate by the rotation of the first gear 8. The transmission assembly includes a first rotating rod 10, and the first rotating rod 10 is rotatably connected to On one side of the receiving plate 3, a second gear 11 is fixedly connected to the top of the first rotating rod 10, and the second gear 11 is meshed with the ring gear 7. A first bevel gear 12 is fixedly connected to the outer side of the first rotating rod 10, and the second gear 11 is driven to rotate by the rotation of the ring gear 7. The transmission assembly also includes a connecting plate 13, and the connecting plate 13 is fixedly connected to one side of the receiving plate 3. A second rotating rod 14 is provided on one side of the first rotating rod 10, and the second rotating rod 14 penetrates the connecting plate 13 and is rotatably connected to the connecting plate 13. A second bevel gear 15 is fixedly connected to one end of the second rotating rod 14, and the second bevel gear 15 is meshed with the first bevel gear 12. The brush roller 16 is fixedly connected to the second rotating rod 14, and the second bevel gear 15 is driven to rotate by the rotation of the first bevel gear 12.

[0029] Specifically, the motor 9 is started, and the motor 9 drives the first gear 8 to rotate. The first gear 8 is meshed with the ring gear 7. The rotation of the ring gear 7 drives the rotating disk 4 to rotate, and then drives the first scanning head 5 and the second scanning head 6 to rotate. The first scanning head 5 and the second scanning head 6 exchange positions. The rotation of the ring gear 7 drives the second gear 11 to rotate. The rotation of the second gear 11 drives the first rotating rod 10 to rotate. The rotation of the first rotating rod 10 drives the first bevel gear 12 to rotate. The first bevel gear 12 is meshed with the second bevel gear 15. The rotation of the first bevel gear 12 drives the second bevel gear 15 to rotate. The rotation of the second bevel gear 15 drives the second rotating rod 14 to rotate. The rotation of the second rotating rod 14 drives the brush roller 16 to rotate. When the first scanning head 5 exchanges positions with the second scanning head 6, the brush roller 16 cleans the second scanning head 6, and the rotation of the first gear 8 drives the ring gear 7 to rotate, thereby driving the first scanning head 5 and the second scanning head 6 to exchange positions. The rotation of the ring gear 7 drives the second gear 11 to rotate, thereby driving the first rotating rod 10 to rotate. The rotation of the first rotating rod 10 drives the first bevel gear 12 to rotate, thereby driving the second bevel gear 15 to rotate. The rotation of the second bevel gear 15 drives the second rotating rod 14 to rotate, thereby driving the brush roller 16 to rotate. The brush roller 16 cleans the second scanning head 6, thereby solving the problem of the accumulation of dust and impurities affecting the scanning results during operation, thereby improving the scanning quality of the device.

[0030] Please refer again Figure 1 , Figure 3 and Figure 4 The lifting assembly includes a fixed plate 19, which is fixedly connected to the top of the receiving plate 3. A threaded rod 20 is threadedly connected to one side of the fixed plate 19. A limited position frame 17 is fixedly connected to one side of the receiving plate 3. A lifting frame 18 is slidably connected inside the limited frame 17. The lifting frame 18 is rotatably connected to the threaded rod 20. The lifting frame 18 is fixedly connected to the clamping plate 21. The lifting and lowering of the threaded rod 20 drives the lifting and lowering of the lifting frame 18. A clamping groove 22 for clamping the rotating plate 4 with the clamping plate 21 is opened at the bottom of the rotating disk 4, which is convenient for fixing the positions of the first scanning head 5 and the second scanning head 6.

[0031] Specifically, the threaded rod 20 is rotated, and the threaded rod 20 is threadedly connected with the fixed plate 19. The threaded rod 20 rotates to make the threaded rod 20 rise and fall. The lifting and falling of the threaded rod 20 drives the lifting frame 18 to rise and fall. The lifting and falling of the lifting frame 18 drives the clamping plate 21 to rise and fall. The lifting and falling of the clamping plate 21 is clamped with the clamping groove 22. The threaded rod 20 rotates and rises and falls, drives the lifting frame 18 to rise and fall, and then drives the clamping plate 21 to rise and fall. The clamping plate 21 is clamped with the clamping groove 22 to fix the position of the first scanning head 5 and the second scanning head 6, which solves the problem of inconvenience in accurately fixing the position after exchange, and improves the scanning quality of the instrument.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A scanning head quick-change structure, comprising a bracket (1), characterized in that: A receiving plate (3) is provided on one side of the bracket (1); a rotating plate (4) is provided at the bottom of the receiving plate (3); a rotating assembly for rotating the rotating plate (4) is provided at the top of the receiving plate (3); a brush roller (16) is provided at the bottom of the rotating plate (4); a transmission assembly for rotating the brush roller (16) is provided on one side of the receiving plate (3); a clamping groove (22) is provided at the bottom of the rotating plate (4); and a lifting assembly for lifting the clamping groove (22) is provided on one side of the receiving plate (3).

2. The scanning head quick-change structure according to claim 1, characterized in that: A connecting rod (2) is fixedly connected to one side of the bracket (1); the connecting rod (2) is fixedly connected to the receiving plate (3); and the rotating plate (4) is rotatably connected to the receiving plate (3).

3. The scanning head quick-change structure according to claim 2, characterized in that: The rotating assembly comprises a first gear (8), the first gear (8) is rotatably connected to one side of a connecting rod (2), one side of the connecting rod (2) is fixedly connected to a motor (9), an output shaft of the motor (9) is fixedly connected to the first gear (8), the top of the receiving plate (3) is rotatably connected to a ring gear (7), the ring gear (7) is meshedly connected to the first gear (8), and the ring gear (7) is fixedly connected to the rotating plate (4).

4. The scanning head quick-change structure according to claim 3, characterized in that: The transmission assembly comprises a first rotating rod (10), the first rotating rod (10) being rotatably connected to one side of the receiving plate (3), a second gear (11) being fixedly connected to the top of the first rotating rod (10), the second gear (11) being meshingly connected to the ring gear (7), and a first bevel gear (12) being fixedly connected to the outer side of the first rotating rod (10).

5. The scanning head quick-change structure according to claim 4, characterized in that: The transmission assembly also includes a connecting plate (13), the connecting plate (13) is fixedly connected to one side of the receiving plate (3), a second rotating rod (14) is provided on one side of the first rotating rod (10), the second rotating rod (14) passes through the connecting plate (13) and is rotatably connected to the connecting plate (13), one end of the second rotating rod (14) is fixedly connected to a second bevel gear (15), the second bevel gear (15) is meshedly connected to the first bevel gear (12), and the brush roller (16) is fixedly connected to the second rotating rod (14).

6. The scanning head quick-change structure according to claim 1, characterized in that: The lifting assembly comprises a fixing plate (19), the fixing plate (19) is fixedly connected to the top of the receiving plate (3), one side of the fixing plate (19) is threadedly connected to a threaded rod (20), one side of the receiving plate (3) is fixedly connected to a limit frame (17), a lifting frame (18) is slidably connected inside the limit frame (17), the lifting frame (18) is rotatably connected to the threaded rod (20), and the lifting frame (18) is fixedly connected to the clamping plate (21).

7. The scanning head quick-change structure according to claim 6, characterized in that: The bottom of the rotating disk (4) is fixedly connected to a first scanning head (5) and a second scanning head (6), and the bottom of the rotating disk (4) is provided with a clamping groove (22) for clamping the rotating disk (4) with a clamping plate (21).

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