CN111692297A - Double-tooth type linkage speed change device - Google Patents
Double-tooth type linkage speed change device Download PDFInfo
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- CN111692297A CN111692297A CN202010563906.XA CN202010563906A CN111692297A CN 111692297 A CN111692297 A CN 111692297A CN 202010563906 A CN202010563906 A CN 202010563906A CN 111692297 A CN111692297 A CN 111692297A
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- 235000000621 Bidens tripartita Nutrition 0.000 title claims abstract description 16
- 240000004082 Bidens tripartita Species 0.000 title claims abstract description 16
- 208000006637 fused teeth Diseases 0.000 title claims abstract description 16
- 238000006073 displacement reaction Methods 0.000 claims abstract description 65
- 230000001105 regulatory effect Effects 0.000 claims description 33
- 230000001276 controlling effect Effects 0.000 claims description 9
- 239000011229 interlayer Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H2003/0818—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts comprising means for power-shifting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a double-tooth type linkage speed change device which comprises a speed change device main body, wherein a displacement device is arranged at the bottom of the inner end of the speed change device main body, one side of the front end of the displacement device is rotatably connected with a first speed change fluted disc, the other side of the front end of the displacement device is rotatably connected with a second speed change fluted disc, a first regulation and control device is slidably connected at the lower end of the first speed change fluted disc, a second regulation and control device is slidably connected at the lower end of the second speed change fluted disc, the first speed change fluted disc comprises first annular teeth, second annular teeth, a first contact disc, balls, a second contact disc and third annular teeth, the first annular teeth are arranged at the center of the inner end of the first speed change fluted disc, the inner ends of the first annular teeth are rotatably connected with the balls, and one side of the balls is rotatably connected with the first contact disc. The invention relates to a double-tooth type linkage speed change device, which realizes the purpose of inner end double-tooth type linkage speed change through the arrangement of a first regulation and control device and a second regulation and control device.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a double-tooth linkage speed change device.
Background
Speed change gear can help carry out mechanical variable speed work, solve the inconvenience of traditional mechanical variable speed, can conveniently carry out erection joint simultaneously, make speed change gear can adapt to more mechanical environment, time saving and labor saving's purpose has been reached, conveniently maintain the work, guarantee the quality of product transmission, setting through speed change gear, can conveniently carry out the regulation and control work of speed, the help carries out the regulation and control work of whole drive ratio, conveniently carry out the control of speed, but present speed change gear has following problem, the phenomenon of inner bidentate linkage variable speed is not convenient for carry out in the existence, can cause certain inconvenience, need improve.
Disclosure of Invention
The present invention is directed to a double-tooth type transmission device to solve the problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a double-tooth type linkage speed change device comprises a speed change device main body, wherein a displacement device is arranged at the bottom position of the inner end of the speed change device main body, a first speed change fluted disc is rotationally connected to one side of the front end position of the displacement device, a second speed change fluted disc is rotationally connected to the other side of the front end position of the displacement device, a first regulation and control device is slidably connected to the lower end position of the first speed change fluted disc, a second regulation and control device is slidably connected to the lower end position of the second speed change fluted disc, the first speed change fluted disc comprises first annular teeth, second annular teeth, a first contact disc, balls, a second contact disc and third annular teeth, the first annular teeth are arranged at the center of the inner end of the first speed change fluted disc, the inner end of the first annular teeth is rotationally connected with the balls, one side of the balls is rotationally connected with the first contact disc, and the other side of the balls is rotationally connected with the, the side position of first contact dish rotates with the second ring tooth mutually to be connected, one side position and the third ring tooth of second contact dish rotate to be connected, first regulation and control device includes track frame, displacement frame, limiting plate, chassis, threaded rod, card axle, spring lever, spring ring and meshing tooth frame, limiting plate establishes the bottom position department at first regulation and control device, limiting plate's side position and chassis looks fixed connection, the interior central point of chassis puts and threaded rod looks threaded connection, the top position and the card axle looks threaded connection of threaded rod, the side position and the displacement frame looks fixed connection of card axle, limiting plate's top position and track frame looks fixed connection, the inner center and the meshing tooth frame looks sliding connection of track frame, the lower extreme position and the spring lever of meshing tooth frame and spring ring looks elastic connection, displacement device includes spliced pole, The sliding rail is arranged at the bottom position of the inner end of the displacement device, the upper end position of the sliding rail is in sliding connection with the sliding frame, the top end position of the sliding frame is in threaded connection with the screw rod frame, the front end position of the sliding frame is fixedly connected with the connecting column, the guide column is sleeved at the top end position of the connecting column, the side end position of the guide column is in plug-in connection with the inserting rod, one side of the inserting rod is sleeved with the second limiting block, and the other side position of the inserting rod is sleeved with the first limiting block.
Preferably, the second limiting block at the inner end of the displacement device is fixedly connected with the second ring gear, the first limiting block at the inner end of the displacement device is fixedly connected with the third ring gear, and the inserted rod penetrates through the central positions of the first ring gear, the second ring gear, the first contact disc, the second contact disc and the third ring gear at the inner end of the first variable speed fluted disc.
Preferably, the first variable-speed fluted disc is connected with the inserted link at the inner end of the displacement device and is fixedly connected with the sliding frame through the connecting column and the guide column, and the sliding frame drives the first variable-speed fluted disc to be connected on the sliding rail in a sliding manner.
Preferably, the meshing rack at the inner end of the first regulating and controlling device is matched with the second ring teeth and the third ring teeth at the inner end of the first variable-speed fluted disc, and the first regulating and controlling device is in inserted connection with the third ring teeth at the inner end of the first variable-speed fluted disc through the meshing rack for limiting.
Preferably, the meshing rack at the inner end of the first regulating device is elastically connected with the displacement frame through a spring rod and a spring ring, and the displacement frame is in sliding connection with the bottom frame through a threaded rod and a clamping shaft.
Preferably, the first ring teeth at the inner end of the first variable speed fluted disc are arranged at the central interlayer position of the first contact disc and the second contact disc, and the top ends of the balls are rotationally connected with the inner wall position of the first ring teeth.
Preferably, the threaded rod of first regulation and control device bottom position drives the sliding connection of displacement frame and card axle through rotating, the threaded rod is provided with the driving piece with external junction, drives the rotation of threaded rod through the driving piece, and driving piece and threaded rod junction position are equipped with limit structure, make threaded rod and driving piece limit connection mutually through stop gear.
Compared with the prior art, the invention has the beneficial effects that:
1. the first speed-changing fluted disc and the displacement device are arranged to control the connection of inner gears, the first speed-changing fluted disc and the displacement device are symmetrically arranged and are matched and connected with the inner end of the displacement device, a first ring tooth at the inner end of the first speed-changing fluted disc is connected at the outer side positions of a first contact disc and a second contact disc, the inner wall of the first ring tooth is rotationally connected with a ball, the purpose that the first contact disc and the second contact disc can rotate at the center of the first ring tooth through the ball is achieved, a second ring tooth and a third ring tooth which are symmetrically arranged at the side ends are attached to the first contact disc and the second contact disc, the position is limited through a first limiting block and a second limiting block at the inner end of the displacement device, the first speed-changing fluted disc and the displacement device are connected, and the symmetrically arranged second speed-changing fluted disc is also in the same connection mode, through being connected with displacement device, make first ring tooth rotate around first contact dish and second contact dish, second ring tooth and third ring tooth can rotate the purpose around the inserted bar, and the bottom position of inserted bar is through guide pillar and spliced pole and balladeur train looks fixed connection, the balladeur train can carry out sliding connection on the slide rail, be connected with external through the lead screw frame, carry out the provision of the turning force of lead screw frame, the rotation of drive lead screw frame, be used in on the balladeur train, make the balladeur train carry out the work of sliding on the slide rail, thereby make and drive first variable speed fluted disc and second variable speed fluted disc and carry out the adjustment work of position.
2. By installing a first regulating device and a second regulating device, the first regulating device and the second regulating device are symmetrically connected at the lower end positions of a first speed-changing fluted disc and a second speed-changing fluted disc, the inner track frame is fixedly connected with the side positions of first ring teeth at the inner ends of the first speed-changing fluted disc and the second speed-changing fluted disc, the meshing rack positioned at the top position of the inner end of the first regulating device can be connected with third ring teeth at the inner end of the first speed-changing fluted disc to realize the clamping and fixing of the third ring teeth and help the limiting of the third ring teeth to ensure that the first ring teeth rotate, the inner end of the first regulating device is controlled by a threaded rod, and the upper and lower displacement of a displacement frame and a clamping shaft is driven to act on a spring rod and a spring ring to drive the meshing rack to carry out one end, wherein the track frame carries out the limiting purpose of the side end position and is connected with an external threaded rod, realize the threaded rod and change the purpose of providing of power, be located and set up limit structure on the driving piece, when realizing the drive, the spacing of threaded rod position, use about concrete driving piece and stop gear adoption prior art, this paper is unnecessary to be repeated for description, it contacts with the inner third ring tooth of first variable speed fluted disc and second variable speed fluted disc to shift up through control meshing rack, realize the locking of third ring tooth, first variable speed fluted disc can only rotate through first ring tooth this moment, move down when meshing rack, the cancellation is spacing with the contact of third ring tooth, first ring tooth this moment, second ring tooth and third ring tooth all can rotate, first ring tooth and second ring tooth and third ring tooth adopt different tooth numbers to set up, thereby the regulation and control of slew rate is carried out in the help.
Drawings
FIG. 1 is a structural diagram of a transmission body according to a first state of the present invention;
FIG. 2 is a structural diagram of the transmission body in a second state according to the present invention;
FIG. 3 is a schematic view of a first variable-speed fluted disc of the present invention;
FIG. 4 is a schematic structural diagram of a first control device according to the present invention;
FIG. 5 is a schematic view of the displacement device of the present invention.
In the figure: 1-a transmission body; 2-a first variable speed fluted disc; 3-a first regulating device; 4-a second variable speed fluted disc; 5-a second regulating device; 6-a displacement device; 7-first ring teeth; 8-second ring teeth; 9-a first contact pad; 10-a ball bearing; 11-a second contact pad; 12-third ring teeth; 13-a rail frame; 14-a displacement frame; 15-a limiting plate; 16-a chassis; 17-a threaded rod; 18-a chuck shaft; 19-a spring rod; 20-a spring ring; 21-meshing racks of teeth; 22-connecting column; 23-a first stopper; 24-a second stopper; 25-a plunger; 26-guide posts; 27-a carriage; 28-a slide rail; 29-screw frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a double-tooth type linkage speed change device comprises a speed change device main body 1, a displacement device 6 is arranged at the bottom of the inner end of the speed change device main body 1, one side of the front end of the displacement device 6 is rotatably connected with a first speed change fluted disc 2, the other side of the front end of the displacement device 6 is rotatably connected with a second speed change fluted disc 4, the lower end of the first speed change fluted disc 2 is slidably connected with a first regulation and control device 3, the lower end of the second speed change fluted disc 4 is slidably connected with a second regulation and control device 5, the first speed change fluted disc 2 comprises a first annular gear 7, a second annular gear 8, a first contact disc 9, balls 10, a second contact disc 11 and a third annular gear 12, the first annular gear 7 is arranged at the center of the inner end of the first speed change fluted disc 2, the inner end of the first annular gear 7 is rotatably connected with the balls 10, one side of each ball 10 is rotatably connected with the first contact disc 9, and the other side of each ball 10, the side end position of the first contact disc 9 is rotationally connected with the second ring gear 8, one side position of the second contact disc 11 is rotationally connected with the third ring gear 12, the first regulating and controlling device 3 comprises a track frame 13, a displacement frame 14, a limiting plate 15, a bottom frame 16, a threaded rod 17, a clamping shaft 18, a spring rod 19, a spring ring 20 and a meshing gear frame 21, the limiting plate 15 is arranged at the bottom end position of the first regulating and controlling device 3, the side end position of the limiting plate 15 is fixedly connected with the bottom frame 16, the inner center position of the bottom frame 16 is in threaded connection with the threaded rod 17, the top end position of the threaded rod 17 is in threaded connection with the clamping shaft 18, the side end position of the clamping shaft 18 is fixedly connected with the displacement frame 14, the top end position of the limiting plate 15 is fixedly connected with the track frame 13, the center of the inner end of the track frame 13 is in sliding connection with the meshing gear frame 21, the lower end position of the meshing gear frame 21 is elastically connected with the, the displacement device 6 comprises a connecting column 22, a first limiting block 23, a second limiting block 24, an inserting rod 25, a guide post 26, a sliding frame 27, a sliding rail 28 and a screw rod frame 29, the sliding rail 28 is arranged at the bottom position of the inner end of the displacement device 6, the upper end position of the sliding rail 28 is in sliding connection with the sliding frame 27, the top end position of the sliding frame 27 is in threaded connection with the screw rod frame 29, the front end position of the sliding frame 27 is fixedly connected with the connecting column 22, the guide post 26 is sleeved at the top end position of the connecting column 22, the side end position of the guide post 26 is inserted into the inserting rod 25, one side of the inserting rod 25 is sleeved with the second limiting block 24, the other side position of the inserting rod 25 is sleeved with the first limiting block 23, by installing the first speed change fluted disc 2 and the displacement device 6, the first speed change fluted disc 2 and the displacement device 6 can control the gear connection work of the inner end, the first speed change fluted disc, the first ring teeth 7 at the inner end of the first speed-changing fluted disc 2 are connected to the outer side positions of the first contact disc 9 and the second contact disc 11 in a matching way, the inner wall of the first ring teeth 7 is rotationally connected with the balls 10, the purpose that the first contact disc 9 and the second contact disc 11 can rotate at the center of the first ring teeth 7 through the balls 10 is achieved, the second ring teeth 8 and the third ring teeth 12 which are symmetrically arranged at the side ends are attached to the first contact disc 9 and the second contact disc 11, the first limiting block 23 and the second limiting block 24 at the inner end of the displacement device 6 are used for limiting the positions, the first speed-changing fluted disc 2 is connected with the displacement device 6, the second speed-changing fluted disc 4 which is symmetrically arranged is also in the same connection way, and the first ring teeth 7 can rotate around the first contact disc 9 and the second contact disc 11 through the connection with the displacement device 6, the second ring gear 8 and the third ring gear 12 can rotate around the inserted link 25, and the bottom end of the inserted link 25 is fixedly connected with the sliding frame 27 through the guide post 26 and the connecting post 22, the sliding frame 27 can be slidably connected on the sliding rail 28, and is connected with the outside through the screw frame 29, so that the rotating force of the screw frame 29 is provided, the rotating of the screw frame 29 is driven, the sliding frame 27 acts on the sliding frame 27, the sliding frame 27 slides on the sliding rail 28, and the first speed change fluted disc 2 and the second speed change fluted disc 4 are driven to adjust the positions.
A second limiting block 24 at the inner end of the displacement device 6 is fixedly connected with the second ring gear 8, a first limiting block 23 at the inner end of the displacement device 6 is fixedly connected with the third ring gear 12, an inserted bar 25 penetrates through the first ring gear 7, the second ring gear 8, the first contact disc 9, the second contact disc 11 and the third ring gear 12 at the inner end of the first speed change fluted disc 2, the first speed change fluted disc 2 is connected with the inserted bar 25 at the inner end of the displacement device 6 and is fixedly connected with a carriage 27 through a connecting column 22 and a guide column 26, the carriage 27 drives the first speed change fluted disc 2 to slide on a slide rail 28, an engaging rack 21 at the inner end of the first regulating device 3 is matched with the second ring gear 8 and the third ring gear 12 at the inner end of the first speed change fluted disc 2, the first regulating device 3 is inserted and limited with the third ring gear 12 at the inner end of the first speed change fluted disc 2 through the engaging rack 21, the engaging rack 21 at the inner end of the first regulating device 3 is elastically connected with the spring rack 14 through a spring rod 19 and a spring ring 20, the displacement frame 14 is connected with the chassis 16 in a sliding manner through a threaded rod 17 and a clamping shaft 18, a first annular tooth 7 at the inner end of the first variable-speed fluted disc 2 is arranged at the central interlayer position of the first contact disc 9 and the second contact disc 11, the top end of a ball 10 is connected with the inner wall position of the first annular tooth 7 in a rotating manner, the threaded rod 17 at the bottom end position of the first regulating device 3 drives the displacement frame 14 to be connected with the clamping shaft 18 in a sliding manner through rotation, a driving part is arranged at the joint of the threaded rod 17 and the outside, the threaded rod 17 is driven to rotate through the driving part, a limiting structure is arranged at the joint of the driving part and the threaded rod 17, the threaded rod 17 is connected with the driving part in a limiting manner through the limiting mechanism, the first regulating device 3 and the second regulating device 5 are installed, the first regulating device 3 and the second regulating device 5 are symmetrically connected at the lower end positions of the first, the inner track frame 13 is fixedly connected with the inner side positions of the first ring teeth 7 of the first variable-speed fluted disc 2 and the second variable-speed fluted disc 4, the meshing rack 21 at the top position of the inner end of the first regulating device 3 can be connected with the third ring teeth 12 at the inner end of the first variable-speed fluted disc 2 to realize the clamping and fixing of the third ring teeth 12 and help to limit the third ring teeth 12 so as to ensure that the first ring teeth 7 rotate, the inner end of the first regulating device 3 is controlled by a threaded rod 17, the threaded rod 17 rotates to drive the displacement frame 14 and the clamping shaft 18 to move up and down to act on the spring rod 19 and the spring ring 20 to drive the meshing rack 21 to carry out one end, wherein the track frame 13 carries out the purpose of limiting the side end position, the threaded rod 17 is connected with an external driving piece to realize the purpose of providing the rotating force of the threaded rod 17, and a limiting structure is arranged on the driving piece, when realizing the drive, the spacing of threaded rod 17 position, use about concrete driving piece and stop gear adoption prior art, this article do not describe repeatedly, it contacts with first variable speed fluted disc 2 and the inner third ring tooth 12 of second variable speed fluted disc 4 to shift up through control meshing rack 21, realize the locking of third ring tooth 12, first variable speed fluted disc 2 can only rotate through first ring tooth 7 this moment, move down when meshing rack 21, the cancellation is spacing with the contact of third ring tooth 12, first ring tooth 7 this moment, second ring tooth 8 and third ring tooth 12 all can rotate, first ring tooth 7 and second ring tooth 8 and third ring tooth 12 adopt different tooth numbers to set up, thereby help carries out slew rate's regulation and control.
The working principle is as follows: when the device needs to work, a user can control the inner gears of the first speed-changing fluted disc 2 and the displacement device 6 to be connected and work by installing the first speed-changing fluted disc 2 and the displacement device 6, the first speed-changing fluted disc 2 and the second speed-changing fluted disc 4 at the inner end of the speed-changing device main body 1 are symmetrically arranged and are matched and connected with the inner end of the displacement device 6, wherein the first ring gear 7 at the inner end of the first speed-changing fluted disc 2 is connected at the outer side positions of the first contact disc 9 and the second contact disc 11, the inner wall of the first ring gear 7 is rotatably connected with the ball 10, the purpose that the first contact disc 9 and the second contact disc 11 can rotate at the center of the first ring gear 7 through the ball 10 is realized, the second ring gear 8 and the third ring gear 12 which are symmetrically arranged at the side ends are attached to the first contact disc 9 and the second contact disc 11, and the position is limited by the first limiting block 23 and the second limiting block 24, the first speed-changing fluted disc 2 and the displacement device 6 are connected, the second speed-changing fluted disc 4 which is symmetrically arranged is also in the same connection mode, the first ring tooth 7 can rotate around the first contact disc 9 and the second contact disc 11 through the connection with the displacement device 6, the second ring tooth 8 and the third ring tooth 12 can rotate around the inserted rod 25, the bottom end position of the inserted rod 25 is fixedly connected with the sliding frame 27 through the guide post 26 and the connecting post 22, the sliding frame 27 can be in sliding connection on the sliding rails 28, the rotation force of the screw rod frame 29 is provided through the connection of the screw rod frame 29 and the outside, the rotation of the screw rod frame 29 is driven to act on the sliding frame 27, the sliding frame 27 slides on the sliding rails 28, so that the first speed-changing fluted disc 2 and the second speed-changing fluted disc 4 are driven to perform position adjustment work, and the first adjusting device 3 and the second adjusting device 5 are installed, the first regulating device 3 and the second regulating device 5 are symmetrically connected at the lower end positions of the first variable-speed fluted disc 2 and the second variable-speed fluted disc 4, and fixedly connected with the side positions of the first ring teeth 7 at the inner ends of the first variable-speed fluted disc 2 and the second variable-speed fluted disc 4 through the rail frame 13 at the inner ends, the engaging rack 21 at the top position of the inner end of the first regulating device 3 can be connected with the third ring teeth 12 at the inner end of the first variable-speed fluted disc 2 to realize the clamping and fixing of the third ring teeth 12 and help the limiting of the third ring teeth 12, so that the first ring teeth 7 rotate, the inner end of the first regulating device 3 is controlled by the threaded rod 17, the upper and lower displacement of the displacement frame 14 and the clamping shaft 18 is driven to act on the spring rod 19 and the spring ring 20 to drive the engaging rack 21 to carry out one end, wherein the rail frame 13 carries out the limiting purpose of the side end position, the threaded rod 17 is connected with an external driving piece to realize the purpose of providing the rotating force of the threaded rod 17, a limit structure is arranged on the driving piece to realize the driving, the position of the threaded rod 17 is limited, and the specific driving member and the limiting mechanism are used in the prior art and are not described in detail herein, the locking of the third ring teeth 12 is realized by controlling the engagement rack 21 to move upwards to contact the third ring teeth 12 at the inner ends of the first speed-changing fluted disc 2 and the second speed-changing fluted disc 4, at this time, the first speed-changing fluted disc 2 can only rotate through the first ring teeth 7, when the meshing rack 21 moves downwards, the contact limit with the third ring gear 12 is cancelled, at the moment, the first ring gear 7, the second ring gear 8 and the third ring gear 12 can rotate, and the first ring gear 7, the second ring gear 8 and the third ring gear 12 are arranged in different tooth numbers, so that the rotation speed is regulated and controlled, and the work is finished.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A double-tooth type speed change gear, comprising a gear main body (1), characterized in that: the inner bottom position of the speed change device main body (1) is provided with a displacement device (6), one side of the front end position of the displacement device (6) is rotatably connected with a first speed change fluted disc (2), the other side of the front end position of the displacement device (6) is rotatably connected with a second speed change fluted disc (4), the lower end position of the first speed change fluted disc (2) is slidably connected with a first regulation and control device (3), the lower end position of the second speed change fluted disc (4) is slidably connected with a second regulation and control device (5), the first speed change fluted disc (2) comprises a first annular tooth (7), a second annular tooth (8), a first contact disc (9), balls (10), a second contact disc (11) and a third annular tooth (12), the first annular tooth (7) is arranged at the inner center of the first speed change fluted disc (2), the inner end of the first annular tooth (7) is rotatably connected with the balls (10), one side of the ball (10) is rotatably connected with the first contact disc (9), the other side of the ball (10) is rotatably connected with the second contact disc (11), the side end position of the first contact disc (9) is rotatably connected with the second ring gear (8), one side position of the second contact disc (11) is rotatably connected with the third ring gear (12), the first regulating and controlling device (3) comprises a track frame (13), a displacement frame (14), a limiting plate (15), a bottom frame (16), a threaded rod (17), a clamping shaft (18), a spring rod (19), a spring ring (20) and a meshing gear frame (21), the limiting plate (15) is arranged at the bottom end position of the first regulating and controlling device (3), the side end position of the limiting plate (15) is fixedly connected with the bottom frame (16), and the inner center position of the bottom frame (16) is in threaded connection with the threaded rod (17), the top end position of the threaded rod (17) is in threaded connection with the clamping shaft (18), the side end position of the clamping shaft (18) is fixedly connected with the displacement frame (14), the top end position of the limiting plate (15) is fixedly connected with the track frame (13), the center of the inner end of the track frame (13) is in sliding connection with the meshing rack (21), the lower end position of the meshing rack (21) is elastically connected with the spring rod (19) and the spring ring (20), the displacement device (6) comprises a connecting column (22), a first limiting block (23), a second limiting block (24), an inserting rod (25), a guide column (26), a carriage (27), a sliding rail (28) and a screw rod frame (29), the sliding rail (28) is arranged at the bottom position of the inner end of the displacement device (6), the upper end position of the sliding rail (28) is in sliding connection with the carriage (27), and the top end position of the carriage (27) is in threaded connection with the screw rod frame (29), the front end position of balladeur train (27) and spliced pole (22) looks fixed connection, guide pillar (26) cup joint the top position at spliced pole (22), the side position of guide pillar (26) is pegged graft with inserted bar (25) and is set up mutually, one side and second stopper (24) of inserted bar (25) cup joint the setting mutually, the opposite side position and the first stopper (23) of inserted bar (25) cup joint the setting mutually.
2. A double-tooth type speed change gear according to claim 1, wherein: the inner second limiting block (24) of the displacement device (6) is fixedly connected with the second ring gear (8), the inner first limiting block (23) of the displacement device (6) is fixedly connected with the third ring gear (12), and the inserted bar (25) penetrates through the central positions of the inner first ring gear (7), the inner second ring gear (8), the inner first contact disc (9), the inner second contact disc (11) and the third ring gear (12) of the first speed change fluted disc (2).
3. A double-tooth type speed change gear according to claim 1, wherein: the first speed-changing fluted disc (2) is connected with a plug rod (25) at the inner end of the displacement device (6) and is fixedly connected with a sliding frame (27) through a connecting column (22) and a guide column (26), and the sliding frame (27) drives the first speed-changing fluted disc (2) to be in sliding connection on a sliding rail (28).
4. A double-tooth type speed change gear according to claim 1, wherein: the inner meshing tooth rack (21) of the first regulating and controlling device (3) and the inner second ring tooth (8) and the inner third ring tooth (12) of the first speed-changing fluted disc (2) are matched and arranged, and the first regulating and controlling device (3) is connected with the inner third ring tooth (12) of the first speed-changing fluted disc (2) through the meshing tooth rack (21) in an inserting mode and is limited.
5. A double-tooth type speed change gear according to claim 1, wherein: the engaging rack (21) at the inner end of the first regulating device (3) is elastically connected with the displacement frame (14) through a spring rod (19) and a spring ring (20), and the displacement frame (14) is in sliding connection with the bottom frame (16) through a threaded rod (17) and a clamping shaft (18).
6. A double-tooth type speed change gear according to claim 1, wherein: the first annular teeth (7) at the inner ends of the first variable speed fluted discs (2) are arranged at the central interlayer positions of the first contact discs (9) and the second contact discs (11), and the top ends of the balls (10) are rotationally connected with the inner wall positions of the first annular teeth (7).
7. A double-tooth type speed change gear according to claim 1, wherein: threaded rod (17) of first regulation and control device (3) bottom position drives the sliding connection of displacement frame (14) and card axle (18) through rotating, threaded rod (17) are provided with the driving piece with external junction, drive the rotation of threaded rod (17) through the driving piece, and driving piece and threaded rod (17) junction position are equipped with limit structure, make threaded rod (17) and driving piece limit connection mutually through stop gear.
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| CN202010563906.XA CN111692297B (en) | 2020-06-19 | 2020-06-19 | Double-tooth type linkage speed change device |
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| CN202010563906.XA CN111692297B (en) | 2020-06-19 | 2020-06-19 | Double-tooth type linkage speed change device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271872A (en) * | 2020-10-19 | 2021-01-26 | 杨发陆 | Automatic continuous opening and closing blocking mechanism |
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|---|---|
| CN111692297B (en) | 2021-06-08 |
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