CN117784956A - A light rail extremely fast magnetic damping roller with a rotation auxiliary structure - Google Patents

Abstract

The invention relates to the technical field of mice, and discloses a light track extremely fast magnetic damping roller with a rotation auxiliary structure, which includes a circuit board. Two mounting plates are fixedly installed on the top of the circuit board. The two mounting plates A rotating shaft is installed on the upper part of the rotating shaft, and a fixed sleeve is provided with a roller on the rotating shaft. The rotating shaft penetrates two installation plates. It is characterized in that it also includes: a cleaning mechanism. The cleaning mechanism includes a fixed installation on the circuit. There are L-shaped block one and L-shaped block two on the top of the plate. A worm reciprocating screw composite rod is rotated between the L-shaped block one and the L-shaped block two. The threaded sleeve of the worm reciprocating screw composite rod is equipped with a T Internally threaded plate. By arranging the first cleaning mechanism and the second cleaning mechanism, the present invention can effectively clean the dust and dirt carried during the rotation of the roller one and the second roller, thereby preventing dust and dirt from entering the mouse, causing the mouse to jam and malfunction, and effectively reducing the number of mouse clicks. The failure rate is reduced and the service life of the mouse is improved.

Description

A light rail extremely fast magnetic damping roller with a rotation auxiliary structure

Technical Field

The present invention relates to the technical field of mouse equipment, and specifically relates to a light track extremely high-speed magnetic damping roller with a rotation auxiliary structure.

Background technique

The mouse is a very commonly used computer input device. It can position the cursor on the current screen and operate the screen elements where the cursor passes through the buttons and wheel device. The mouse is divided into mechanical mice according to its working principle. And the optical mouse, the mechanical mouse is mainly composed of a rolling ball, a roller and a grating signal sensor. When you drag the mouse, it drives the rolling ball to rotate, and the rolling ball drives the roller to rotate. The grating signal sensor installed at the end of the roller collects The grating signal and the photoelectric pulse signal generated by the sensor reflect the displacement changes of the mouse in the vertical and horizontal directions, and are then processed and converted by the computer program to control the movement of the cursor arrow on the screen.

However, whether it is a mechanical mouse or an optical mouse, there will be a situation where the sense of paragraphing is not strong during use. After using the mouse for a long time, dust and dirt will enter from the scroll wheel on the mouse into the inside of the mouse, causing the mouse to malfunction. There is a lot of dust on the mouse, which will cause the mouse to freeze and malfunction, making it not smooth enough to use, and making it inconvenient to achieve extremely fast results.

Contents of the invention

The object of the present invention is to provide a light track extremely high-speed magnetic damping roller with a rotation auxiliary structure to solve the problem that dust and dirt will enter the inside of the mouse from the roller on the mouse after long-term use of the mouse, causing the mouse to malfunction. A lot of dust on the computer will cause the mouse to freeze and malfunction.

In order to solve the above technical problems, the present invention is implemented through the following technical solutions:

The invention is a light track extremely high-speed magnetic damping roller with a rotation auxiliary structure, which includes a circuit board. Two mounting plates are fixedly installed on the top of the circuit board, and rotation shafts are mounted on the two mounting plates. A roller is provided on the fixed sleeve on the rotating shaft, and the rotating shaft runs through two mounting plates. It is characterized in that it also includes:

Cleaning mechanism one, the cleaning mechanism one includes L-shaped block one and L-shaped block two fixedly installed on the top of the circuit board, and a worm reciprocating screw composite rod is rotated between the L-shaped block one and L-shaped block two. The threaded sleeve of the worm reciprocating screw composite rod is equipped with a T-shaped internal thread plate. A circular sleeve is installed on the left side of the T-shaped internal thread plate. A brush is provided on the fixed sleeve of the circular sleeve. roller, the brush roller is in contact with the roller.

Furthermore, a limiting mechanism is provided on the top of the circuit board, and the limiting mechanism includes an L-shaped fixing plate fixedly installed on the top of the circuit board, and a sliding rod is fixedly installed between the L-shaped fixing plate and the L-shaped block, and the sliding rod passes through the T-shaped internal threaded plate and is slidably connected to the T-shaped internal threaded plate.

Further, a rotating mechanism is provided on the top of the circuit board. The rotating mechanism includes a rotating shaft mounted on an L-shaped fixed plate. The rotating shaft penetrates the L-shaped fixed plate. A gear is fixedly sleeved on the rotating shaft. A plurality of long teeth are fixedly mounted on the circular sleeve, and the gear meshes with a plurality of long teeth.

Furthermore, a transmission mechanism is arranged on the rotating shaft, and the transmission mechanism includes a disc 1 fixedly mounted on the left end of the disc 1, a disc 2 fixedly mounted on the left end of the rotating shaft, a connecting rod is hingedly mounted on the disc 1 and the disc 2, and pulleys are fixedly mounted on the rotating shaft and the worm reciprocating screw composite rod respectively, and synchronous belts are wound around the two pulleys.

Further, a cleaning mechanism 2 is provided on the top of the circuit board. The cleaning mechanism 2 includes a U-shaped plate fixedly installed on the top of the circuit board. A rotating rod is rotatably installed at the bottom of the U-shaped plate. The rotating rod is Two rollers are fixedly installed at the bottom end. A support plate is fixedly installed at the top of the circuit board. A rotating rod is installed on the back of the supporting plate. A cleaning brush is fixedly mounted on the rotating rod. The cleaning brush and the roller The two phases are in contact, and a turbine is fixedly mounted on the rotating rod, and the turbine meshes with the worm reciprocating screw composite rod.

Further, a collection mechanism is provided on the top of the circuit board. The collection mechanism includes two fixed plates fixedly installed on the top of the circuit board. A collection box is provided between the two fixed plates. The collection box is There are a number of static poles fixedly installed inside. A handle is fixedly installed on the right side of the collection box. Limiting blocks are fixedly installed on the front and back of the collection box. The two limit blocks extend to both sides. Each fixed plate is slidingly connected to two fixed plates respectively. A collection box 2 is slidably installed on the U-shaped plate. A plurality of electrostatic rods 2 are fixedly installed in the collection box 2.

Furthermore, a light sensing mechanism is arranged on the top of the circuit board, and the light sensing mechanism includes a mounting seat fixedly mounted on the top of the circuit board, and optical receivers are fixedly mounted on the top of the mounting seat and the top of the molded plate, respectively.

Further, a dust-proof mechanism is provided on the circuit board. The dust-proof mechanism includes an irradiation slot opened at the bottom of the circuit board. A dust-proof plate is fixedly installed in the irradiation slot, and a dust-proof plate is fixedly installed on the top of the circuit board. An optical light is fixedly installed on the bottom of the N-shaped mounting plate.

The invention has the following beneficial effects:

(1) The present invention is a light track extremely high-speed magnetic damping roller with a rotation auxiliary structure. When using the mouse, the roller is rolled, and the roller is driven to rotate the rotating shaft, and the rotating shaft is driven by the pulley and the timing belt. The worm reciprocating screw composite rod rotates, and the worm reciprocating screw composite rod will drive the T-shaped internal thread plate to reciprocate on the reciprocating thread on the worm reciprocating screw composite rod. At the same time, the T-shaped internal thread plate drives the circular sleeve for brushing. The roller performs reciprocating horizontal motion, so that the brush roller cleans the dust on the surface of the roller back and forth. During the rotation of the worm reciprocating screw composite rod, the worm reciprocating screw composite rod will drive the rotating rod to rotate under the action of the turbine. The rotating rod drives the cleaning brush to roll and clean roller two, and clean the dust and dirt in the gaps on the surface of roller two, so that roller two and roller one can be cleaned at the same time to prevent dust and dirt from entering the mouse and causing the mouse to jam. and failure;

(2) The present invention is a light track extremely high-speed magnetic damping roller with a rotation auxiliary structure. During the rotation of the rotating shaft, the rotating shaft will drive the disc one to rotate. Under the action of the connecting rod and the disc two, the disc The disk will drive the rotating shaft to rotate at the same time, and the rotating shaft will drive the gear to rotate. Under the action of the long teeth, the gear will drive the circular sleeve to rotate, because the gear meshes with several long teeth, and the length of the long teeth is longer. The reciprocating horizontal movement distance of the circular sleeve is less than the length of the long teeth. Therefore, during the horizontal movement of the circular sleeve, it can also drive the brush roller to rotate, effectively enhancing the cleaning effect of roller one;

(3) The present invention has a light track extremely fast magnetic damping roller with a rotation auxiliary structure. The dust and dirt after cleaning will fall downwards, preventing the dust from falling to other parts during the falling process, and will be collected by the collection box 2 and Several electrostatic poles 2 and 1 in box 1 actively adsorb. When the dust on electrostatic poles 2 and 1 accumulates excessively, the dust will fall into collection box 1 and 2 for collection due to weakened adsorption force. , and at the same time, collection box one and collection box two can be taken out in time to process the dust, effectively improving the collection effect of dust and dirt;

(4) The optical track high-speed magnetic damping roller with a rotation auxiliary structure of the present invention can effectively prevent dust or impurities from entering the mouse during the use of the mouse through a dust shield provided in the irradiation slot, thereby causing damage to the internal electronic components of the mouse, effectively reducing the failure rate of the mouse and increasing the service life of the mouse.

Of course, any product implementing the present invention does not necessarily need to achieve all the above-mentioned advantages at the same time.

Description of drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the drawings needed to describe the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic diagram of the overall structure of the present invention;

Figure 2 is a schematic top view of the structure of the present invention;

Figure 3 is an enlarged structural schematic diagram of A in Figure 2 of the present invention;

FIG4 is an enlarged structural schematic diagram of B in FIG2 of the present invention;

Figure 5 is an enlarged structural schematic diagram of C in Figure 1 of the present invention;

Figure 6 is a schematic side structural view of the present invention;

FIG7 is a schematic cross-sectional view of the upper surface of the present invention;

Figure 8 is an enlarged structural schematic diagram of D in Figure 7 of the present invention.

In the drawings, the parts represented by each number are listed as follows:

In the picture: 1. Circuit board; 2. Mounting plate; 3. Rotating shaft; 4. Roller one; 5. L-shaped block one; 6. L-shaped block two; 7. Worm reciprocating screw composite rod; 8. T-shaped Internally threaded plate; 9. Circular sleeve; 10. Brush roller; 11. L-shaped fixed plate; 12. Slide rod; 14. Rotating shaft; 15. Gear; 16. Long teeth; 17. Disc one; 18 , disc two; 19. connecting rod; 20. pulley; 21. timing belt; 211. U-type plate; 22. rotating rod; 23. roller two; 24. support plate; 25. rotating rod; 26. cleaning brush; 27. Turbine; 28. Fixed plate; 29. Collection box one; 30. Electrostatic pole one; 31. Handle; 32. Limit block; 33. Collection box two; 34. Electrostatic pole two; 35. Mounting seat; 36. Optical receiver; 38. Illumination slot; 39. Dust isolation board; 40. U-shaped mounting plate; 41. Optical lamp.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Please refer to Figures 1 to 8. The present invention is a light rail extremely fast magnetic damping roller with a rotation auxiliary structure, including a circuit board 1. Two mounting plates 2 are fixedly installed on the top of the circuit board 1. A rotating shaft 3 is rotatably mounted on the mounting plate 2, and a roller 4 is provided in a fixed sleeve on the rotating shaft 3. The rotating shaft 3 penetrates the two mounting plates 2, and is characterized in that it also includes:

The cleaning mechanism one includes an L-shaped block 1 5 and an L-shaped block 2 6 fixedly installed on the top of the circuit board 1. A worm reciprocating screw composite rod is rotated between the L-shaped block 5 and the L-shaped block 2 6. 7. The threaded sleeve of the worm reciprocating screw composite rod 7 is equipped with a T-shaped internal thread plate 8. A circular sleeve 9 is installed on the left side of the T-shaped internal thread plate 8. The fixed sleeve of the circular sleeve 9 is provided with a hair. The brush roller 10 and the brush roller 10 are in contact with the roller 14.

As shown in Figures 1 and 3, a limiting mechanism is provided on the top of the circuit board 1. The limiting mechanism includes an L-shaped fixing plate 11 fixedly installed on the top of the circuit board 1, between the L-shaped fixing plate 11 and the L-shaped block 15 A sliding rod 12 is fixedly installed, and the sliding rod 12 penetrates the T-shaped internal thread plate 8 and is slidingly connected with the T-shaped internal thread plate 8 .

By providing a limiting mechanism, the T-shaped internal thread plate 8 can move more smoothly during the reciprocating movement of the T-shaped internal thread plate 8, effectively improving the stability of the device.

As shown in Figure 4, a rotating mechanism is provided on the top of the circuit board 1. The rotating mechanism includes a rotating shaft 14 that is mounted on the L-shaped fixed plate 11. The rotating shaft 14 penetrates the L-shaped fixed plate 11, and a gear 15 is fixedly sleeved on the rotating shaft 14. , a plurality of long teeth 16 are fixedly installed on the circular sleeve 9, and the gear 15 meshes with the plurality of long teeth 16.

By arranging a rotating mechanism, the rotating shaft 14 drives the gear 15 to rotate. The gear 15 drives the circular sleeve 9 to rotate under the action of the long teeth 16, because the gear 15 meshes with several long teeth 16, and the long teeth 16 mesh with each other. The length of the tooth 16 is longer, and the reciprocating horizontal movement distance of the circular sleeve 9 is less than the length of the long tooth 16. Therefore, during the horizontal movement of the circular sleeve 9, the brush roller 10 can also be driven to rotate, effectively enhancing the friction between the roller and the brush roller 10. A 4 cleaning effect.

As shown in Figures 3 and 4, a transmission mechanism is provided on the rotating shaft 3. The transmission mechanism includes a disk 17 fixedly installed on the left end of the disk 17. A disk 18 is fixedly installed at the left end of the rotating shaft 14. The disk 1 17 and disc 2 18 are hingedly mounted with connecting rods 19, and pulleys 20 are respectively fixed on the rotating shaft 3 and the worm reciprocating screw composite rod 7, and the two pulleys 20 are wrapped with a synchronous belt 21.

By setting up a transmission mechanism, the rotating shaft 3 will drive the disc one 17 to rotate. Under the action of the connecting rod 19 and the disc two 18, the disc one 17 will drive the rotating shaft 14 to rotate at the same time, and the roller one 4 will drive the rotating shaft 3 to rotate. The rotating shaft 3 drives the worm reciprocating screw composite rod 7 to rotate under the action of the pulley 20 and the timing belt 21 .

As shown in Figure 5, a cleaning mechanism 2 is provided on the top of the circuit board 1. The cleaning mechanism 2 includes a U-shaped plate 211 fixedly installed on the top of the circuit board 1. A rotating rod 22 is rotatably installed at the bottom of the U-shaped plate 211. The rotating rod 22 A roller 23 is fixedly installed at the bottom end of the circuit board 1. A support plate 24 is fixedly installed at the top of the circuit board 1. A rotating rod 25 is installed on the back of the supporting plate 24. A cleaning brush 26 is provided in a fixed sleeve on the rotating rod 25. The cleaning brush 26 and The two rollers 23 are in contact, and a turbine 27 is fixedly mounted on the rotating rod 25. The turbine 27 meshes with the worm reciprocating screw composite rod 7.

By setting the cleaning mechanism 2, the worm reciprocating screw composite rod 7 will drive the rotating rod 25 to rotate under the action of the turbine 27. The rotating rod 25 drives the cleaning brush 26 to roll and clean the roller 23, and the gaps on the surface of the roller 23 will be removed. The dust and dirt inside the mouse can be cleaned, so that the roller two 23 and the roller one 4 can be cleaned at the same time to prevent dust and dirt from entering the mouse and causing the mouse to jam and malfunction.

As shown in Figures 5, 6 and 8, a collection mechanism is provided on the top of the circuit board 1. The collection mechanism includes two fixed plates 28 fixedly installed on the top of the circuit board 1. A collection box is provided between the two fixed plates 28. 129. A number of static poles 30 are fixedly installed in the collection box 29. A handle 31 is fixedly installed on the right side of the collection box 29. Limiting blocks 32 are fixedly installed on the front and back of the collection box 29. Two limit blocks 32 are fixedly installed on the front and back of the collection box 29. The bit blocks 32 extend into the two fixed plates 28 and are slidably connected to the two fixed plates 28 respectively. A collection box 233 is slidably installed on the U-shaped plate 211, and a plurality of electrostatic rods 34 are fixedly installed in the collection box 233.

By arranging a collection mechanism, the dust and dirt after cleaning will fall downward, and the dust will be prevented from falling to other parts during the falling process, and will be collected by several electrostatic rods two 34 and electrostatic rods in the collection box two 33 and the collection box one 29 One 30 actively adsorbs. When the dust on the electrostatic pole two 34 and the electrostatic pole one 30 accumulates excessively, the dust will fall into the collection box one 29 and the collection box two 33 for collection due to the weakened adsorption force. At the same time, the dust can be collected in time. The first box 29 and the second collection box 33 are taken out to process the dust, which effectively improves the collection effect of dust and dirt.

As shown in Figures 3 and 5, a light sensing mechanism is provided on the top of the circuit board 1. The light sensing mechanism includes a mounting base 35 fixedly installed on the top of the circuit board 1. The top of the mounting base 35 and the top of the U-type plate 211 are respectively fixed. An optical receiver 36 is installed.

By setting up a photosensitive mechanism, it is possible to receive signals through 36 during the rotation of roller 1 4 and roller 2 23, wherein roller 2 23 is a lateral wheel. By setting roller 23 so that it can be used for horizontal scrolling in large documents or pictures, the application range of the mouse can be effectively enhanced.

As shown in Figure 8, the circuit board 1 is provided with a dust-proof mechanism. The dust-proof mechanism includes an irradiation slot 38 at the bottom of the circuit board 1. A dust isolation plate 39 is fixedly installed in the irradiation slot 38, and the top of the circuit board 1 is fixedly installed. There is a U-shaped mounting plate 40, and an optical light 41 is fixedly installed at the bottom of the U-shaped mounting plate 40.

By arranging a dust-proof mechanism, the optical lamp 41 will emit induced light waves during the use of the mouse. By arranging the dust-proof plate 39, dust or impurities can be effectively prevented from entering the mouse, causing damage to the internal electronic components of the mouse, effectively reducing Reduce the failure rate of the mouse and improve the service life of the mouse.

In the process of using the mouse, scroll wheel 14 drives the rotating shaft 3 to rotate. The rotating shaft 3 drives the worm reciprocating screw composite rod 7 to rotate under the action of the pulley 20 and the timing belt 21. The worm reciprocating screw composite rod 7 rotates. 7 will drive the T-shaped internal thread plate 8 to reciprocate on the reciprocating thread on the worm reciprocating screw composite rod 7. At the same time, the T-shaped internal thread plate 8 will drive the circular sleeve 9 to carry out reciprocating horizontal movement of the brush roller 10, so that the brush roller 10 will move horizontally. The brush roller 10 cleans the dust on the surface of the roller 14 back and forth. During the rotation of the worm reciprocating screw composite rod 7, the worm reciprocating screw composite rod 7 will drive the rotating rod 25 to rotate under the action of the turbine 27. The rotating rod 25 drives the cleaning brush 26 to roll and clean roller two 23, and clean the dust and dirt in the gaps on the surface of roller two 23, so that roller two 23 and roller one 4 can be cleaned at the same time to avoid dust and dirt from entering the mouse, causing The mouse is stuck and malfunctions; during the rotation of the rotating shaft 3, the rotating shaft 3 will drive the disc 17 to rotate. Under the action of the connecting rod 19 and the disc 2 18, the disc 17 will drive the rotating shaft 14 to rotate at the same time. , the rotating shaft 14 drives the gear 15 to rotate, and the gear 15 drives the circular sleeve 9 to rotate under the action of the long teeth 16, because the gear 15 meshes with several long teeth 16, and the length of the long teeth 16 is longer The reciprocating horizontal movement distance of the circular sleeve 9 is less than the length of the long teeth 16. Therefore, during the horizontal movement of the circular sleeve 9, the brush roller 10 can also be driven to rotate, effectively enhancing the cleaning effect of the roller 14. ;

The dust and dirt after cleaning will fall downward, preventing the dust from falling to other parts during the falling process, and will be actively adsorbed by several electrostatic rods 2 34 and 30 in the collection box 2 33 and the collection box 1 29 . When the dust on the electrostatic pole two 34 and the electrostatic pole one 30 accumulates excessively, the dust will fall into the collection box one 29 and the collection box two 33 for collection due to the weakened adsorption force. At the same time, the collection box one 29 and the collection box can be removed in time. The second 33 is taken out to process the dust, which effectively improves the collection effect of dust and dirt; during the use of the mouse, the dust isolation plate 39 provided in the irradiation slot 38 can effectively prevent dust or impurities from entering the mouse and causing internal damage to the mouse. Damage to electronic components can effectively reduce the failure rate of the mouse and increase the service life of the mouse.

The preferred embodiments of the invention disclosed above are only intended to help illustrate the invention. The preferred embodiments do not describe all details, nor do they limit the invention to the specific implementations described. Obviously, many modifications and variations are possible in light of the contents of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, so that those skilled in the art can better understand and utilize the present invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (8)

1. The utility model provides a fast magnetic damping gyro wheel of light rail with rotate auxiliary structure, includes circuit board (1), the top fixed mounting of circuit board (1) has two mounting panel (2), two rotate on mounting panel (2) and install axis of rotation (3), fixed cover is equipped with gyro wheel one (4) on axis of rotation (3), axis of rotation (3) run through two mounting panel (2), its characterized in that still includes:

the cleaning mechanism I comprises an L-shaped block I (5) and an L-shaped block II (6) which are fixedly arranged at the top of a circuit board (1), a worm reciprocating screw rod composite rod (7) is rotatably arranged between the L-shaped block I (5) and the L-shaped block II (6), a T-shaped inner thread plate (8) is sleeved on the worm reciprocating screw rod composite rod (7) in a threaded manner, a round sleeve (9) is rotatably arranged on the left side of the T-shaped inner thread plate (8), a hairbrush roller (10) is fixedly sleeved on the round sleeve (9), and the hairbrush roller (10) is in contact with the roller I (4).

2. The optical track polar velocity magnetic damping roller with rotation assisting structure according to claim 1, wherein: the top of circuit board (1) is provided with stop gear, stop gear includes L type fixed plate (11) at circuit board (1) top of fixed mounting, fixed mounting has slide bar (12) between L type fixed plate (11) and the L type piece one (5), slide bar (12) run through T type internal thread board (8) and with T type internal thread board (8) sliding connection.

3. The optical track polar velocity magnetic damping roller with rotation assisting structure according to claim 2, wherein: the top of circuit board (1) is provided with slewing mechanism, slewing mechanism is including rotating pivot (14) of installing on L type fixed plate (11), pivot (14) run through L type fixed plate (11), fixed cover is equipped with gear (15) on pivot (14), fixed mounting has a plurality of long tooth (16) on circular sleeve (9), gear (15) and a plurality of long tooth (16) mesh mutually.

4. A light rail extremely fast magnetic damping roller with rotation assisting structure according to claim 3, wherein: the novel rotary shaft is characterized in that a transmission mechanism is arranged on the rotary shaft (3), the transmission mechanism comprises a first disc (17) fixedly arranged at the left end of the first disc (17), a second disc (18) is fixedly arranged at the left end of the rotary shaft (14), connecting rods (19) are hinged to the first disc (17) and the second disc (18), belt pulleys (20) are fixedly sleeved on the rotary shaft (3) and the worm reciprocating screw rod composite rod (7) respectively, and synchronous belts (21) are wound on the two belt pulleys (20).

5. The optical track polar velocity magnetic damping roller with rotation assisting structure according to claim 1, wherein: the top of circuit board (1) is provided with clearance mechanism two, clearance mechanism two includes template (211) of fixed mounting at circuit board (1) top, the bottom rotation of template (211) is installed bull stick (22), the bottom fixed mounting of bull stick (22) has gyro wheel two (23), the top fixed mounting of circuit board (1) has backup pad (24), the back rotation of backup pad (24) installs dwang (25), fixed cover is equipped with cleaning brush (26) on dwang (25), cleaning brush (26) are contacted with gyro wheel two (23), fixed cover is equipped with turbine (27) on dwang (25), turbine (27) and the reciprocal lead screw composite rod (7) of worm mesh mutually.

6. The optical track polar velocity magnetic damping roller having rotation assisting structure according to claim 5, wherein: the top of circuit board (1) is provided with collection mechanism, collection mechanism includes two fixed plates (28) of fixed mounting at circuit board (1) top, two be provided with collection case one (29) between fixed plate (28), collection case one (29) internal fixation has a plurality of static pole one (30), collection case one (29) right side fixed mounting has handle (31), collection case one (29) openly and the back respectively fixed mounting have stopper (32), two stopper (32) extend respectively to in two fixed plates (28) respectively with two fixed plate (28) sliding connection, slidable mounting has collection case two (33) on template (211), collection case two (33) internal fixation has a plurality of static pole two (34).

7. The optical track polar velocity magnetic damping roller having rotation assisting structure according to claim 5, wherein: the top of circuit board (1) is provided with light sense mechanism, light sense mechanism is including mount pad (35) at circuit board (1) top of fixed mounting, the top of mount pad (35) and the top of template (211) are respectively fixed mounting has optical receiver (36).

8. The optical track polar velocity magnetic damping roller with rotation assisting structure according to claim 1, wherein: be provided with dustproof mechanism on circuit board (1), dustproof mechanism is including seting up irradiation groove (38) in circuit board (1) bottom, irradiation inslot (38) fixed mounting has dust separation board (39), the top fixed mounting of circuit board (1) has type mounting panel (40), the bottom fixed mounting of type mounting panel (40) has optical lamp (41).