CN112664644A - Handle structure with adjustable gears - Google Patents
Handle structure with adjustable gears Download PDFInfo
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- CN112664644A CN112664644A CN202110091434.7A CN202110091434A CN112664644A CN 112664644 A CN112664644 A CN 112664644A CN 202110091434 A CN202110091434 A CN 202110091434A CN 112664644 A CN112664644 A CN 112664644A
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Abstract
A handle structure with adjustable gears comprises a rack, a main shaft is rotatably fixed on the rack, a rocker is connected with the main shaft to drive the main shaft to rotate, a sensor, a gear shifting device comprises a lantern ring which is sleeved outside the main shaft in a sliding mode, the lantern ring is fixedly connected with the rocker, a high-speed gear device and a low-speed gear device which are connected with the main shaft are arranged on two sides of the lantern ring, and the lantern ring is connected with the high-speed gear device or the low-speed gear device after sliding on the main shaft; the positioning device can shift the position of the rocking bar after the rocking bar rotates a certain angle; the invention has the advantages of ingenious structure, convenient use, high-speed gear and low-speed gear, capability of realizing quick or accurate control, reliable positioning and difficult failure.
Description
Technical Field
The invention relates to the technical field of handles, in particular to a handle structure with adjustable gears.
Background
The joystick, or handle, is an electronic signal that converts the motion of the wobblestick into a signal that can be processed by a computer. This basic design includes a joystick mounted on a base in which a circuit board is mounted. With the development of industrial production, the requirements on operation convenience and intelligence are higher and higher, and the handle input signal as an input part of the whole control system plays a crucial role in the action control of aviation, heavy-duty machines and the like.
The equipment is mostly controlled to work according to the rotation angle of the rocking bar, and the positioning function of the commonly used electric control handle motion mechanism is realized through friction force, namely, a nut is screwed to provide pressing force, so that friction force is generated between the rocking bar and the base, and the positioning effect is achieved. However, the handle positioning structure has poor gear-in feeling, and along with long-time use, the friction force can be gradually attenuated, so that the handle cannot be positioned, the gear-out condition is easily caused, and the reliability of the whole machine is influenced. For example, the handle is easy to push forwards by a little force in the normal gear engaging process, and the gears can jump and clear.
And the pivoted angle of rocking rod is limited, controls the change that keeps off the position and feeds back through the turned angle who detects the rocking rod to realize corresponding operation, mainly reduce or enlarge the signal of telecommunication through setting up signal amplifier among the current handle, thereby realize the operation of quick operation or fine setting, signal amplifier receives the interference easily, thereby leads to the operating command to become invalid, influences the complete machine reliability.
Disclosure of Invention
The invention provides a handle structure with adjustable gears, aiming at solving the problem that the actual operation is influenced by gear deviation caused by inaccurate positioning of a handle.
The technical scheme for solving the technical problem is as follows: a handle structure with adjustable gears comprises
A frame;
the main shaft is rotatably fixed on the frame;
the rocking bar is connected with the main shaft to drive the main shaft to rotate;
the sensor is fixed on the frame, and a signal input component is arranged on the main shaft so that the sensor detects the rotating amount of the main shaft; and
the gear shifting device comprises a lantern ring which is sleeved outside the main shaft in a sliding manner, the lantern ring is fixedly connected with the rocker, a high-speed gear device and a low-speed gear device which are connected with the main shaft are arranged on two sides of the lantern ring, and the lantern ring is connected with the high-speed gear device or the low-speed gear device after sliding on the main shaft;
the positioning device is arranged on the side of the main shaft and is in sliding connection with the lantern ring, the positioning device comprises a supporting block, the supporting block is internally connected with a rolling body through a first spring, a blocking block is fixedly connected to the rack, a plurality of limiting grooves matched with the rolling body are formed in the blocking block, and the limiting grooves are distributed on the same circumference with the axis of the main shaft as the center.
Preferably, the rack include fixed plate and two parallel and relative risers of fixing in the fixed plate bottom surface, the main shaft rotates with the riser to be connected, keep off a position piece fixed connection on the fixed plate bottom surface or the inside wall of one of them riser, seted up on the fixed plate and kept off the position groove, the rocking bar passes and keeps off the position groove and in keeping off the position inslot activity, keep off the position groove and include the axis of three bar structures and perpendicular to main shaft.
Preferably, the rocking bar comprises an inner rocking bar fixedly connected with the lantern ring, the end part of the inner rocking bar is rotatably connected with an outer rocking bar, the rotating direction of the outer rocking bar relative to the inner rocking bar and the axis of the main shaft are in the same plane, and the maximum rotating angle is 15 degrees.
Preferably, the sensor is a hall sensor, the signal input component is magnetic steel, and the magnetic steel is fixedly arranged at the center of one end face of the main shaft.
Preferably, the lantern ring and the main shaft between form the cavity, be fixed with the first ring gear that is located the cavity on the main shaft, be equipped with the hold-in range that one end was fixed on the lantern ring, be equipped with the through-hole of intercommunication cavity in interior rocking bar and the outer rocking bar, the hold-in range penetrates in the through-hole and connects the depression bar that is located the outer rocking bar, cup jointed the second spring on the depression bar, the second spring outwards promotes the depression bar, the taut hold-in range of depression bar makes the hold-in range and the cooperation of first ring gear realize the synchronous rotation.
Preferably, the high-speed gear device comprises a second gear ring arranged on the main shaft, the second gear ring is connected with a high-speed gear ring which coaxially rotates with the main shaft through a first gear and a second gear in a transmission mode, a high-speed connecting plate which can be matched with the high-speed gear ring is arranged on the inner rocker, the first gear and the second gear are fixed on the fixing plate, the high-speed gear ring is fixed on the fixing plate in a rotating mode, and when the high-speed connecting plate is matched with the high-speed gear ring, the rocker is rotated to enable the high-speed gear ring to synchronously rotate and drive the main.
Preferably, slow gear device include with the rim plate of main shaft key-type connection, be provided with a plurality of planet wheels on the rim plate, a plurality of planet wheels wind main shaft axis equipartition, the meshing of planet wheel outside has the outer ring gear with fixed plate fixed connection, the meshing of planet wheel inboard has the cover to establish at the epaxial sun gear of main, the sun gear is close to lantern ring one side and stretches out there is slow ring gear, be equipped with on the interior rocking bar can with slow ring gear complex slow connecting plate, when slow connecting plate and slow ring gear cooperation, rotate the rocking bar and make the synchronous rotation of slow ring gear and drive the less angle of main shaft rotation.
Preferably, the inner rocking rod is sleeved with a sliding block, the sliding direction of the sliding block is parallel to the axis of the main shaft, third springs are arranged on the two sides of the sliding block and the two sides of the inner rocking rod, and the two sides of the sliding block are respectively connected with the high-speed gear ring and the low-speed gear ring.
Preferably, the side of the lantern ring is provided with a connecting block, the supporting block is fixed on the connecting block in a sliding mode, the lantern ring does not move when moving in the axis direction of the main shaft, the lantern ring drives the supporting block to rotate when rotating, and limiting devices fixed on the fixing plate are arranged on two sides of the supporting block.
Preferably, the positioning device further comprises a roller seat, one end of the roller seat is in contact with the first spring, the other end of the roller seat is configured into a structure matched with the rolling surface of the roller body, the roller body is a cylinder, one side of the stop block facing the roller body is a circular arc-shaped side wall, and the plurality of limiting grooves are uniformly arranged on the circular arc-shaped side wall and enable the circular arc-shaped side wall to be in a wave shape.
The invention has the advantages of ingenious structure, convenient use, high-speed gear and low-speed gear, capability of realizing quick or accurate control, reliable positioning and difficult failure.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a front sectional view of the present invention.
Fig. 3 is a schematic structural view of the present invention with the fixing plate and the vertical plate removed.
Fig. 4 is a side sectional view of the structure of fig. 3 according to the present invention.
Fig. 5 is a front sectional view of the structure of fig. 3 according to the present invention.
Fig. 6 is a sectional view of the top structure of fig. 3 according to the present invention.
Fig. 7 is an enlarged view of the structure at a in fig. 2 according to the present invention.
Fig. 8 is an enlarged view of the structure at B in fig. 3 according to the present invention.
Fig. 9 is an enlarged view of the structure at C in fig. 4 according to the present invention.
Fig. 10 is an enlarged view of the structure of fig. 4 according to the present invention.
Fig. 11 is an enlarged view of the structure at E in fig. 4 according to the present invention.
Fig. 12 is an enlarged view of the structure at F in fig. 4 according to the present invention.
FIG. 13 is an enlarged view of the structure of FIG. 5 at G in accordance with the present invention.
FIG. 14 is an enlarged view of the structure at H in FIG. 6 according to the present invention.
Detailed Description
Embodiments of the present invention are further described below with reference to fig. 1-14. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on structures shown in the drawings, and are only used for convenience in describing the present invention, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
A handle structure with adjustable gears comprises a rack, a main shaft 1, a rocking bar 2, a sensor 3, a gear shifting device and a positioning device 7.
The machine frame comprises a fixed plate 13 and two parallel and opposite vertical plates 14 fixed on the bottom surface of the fixed plate 13, wherein flanges are arranged at the tops of the vertical plates 14 and fixedly connected with the fixed plate 13, and a certain interval is reserved between the two vertical plates 14 so as to facilitate the installation of the main shaft 1 and other components.
The fixed plate 13 is provided with a blocking groove 15, the blocking groove 15 comprises three strip-shaped structures and is perpendicular to the axis of the main shaft 1, the three blocking grooves 15 comprise a middle normal speed blocking groove 15 and two sides 15 and 15, the three blocking grooves 15 are communicated, and the rocker 2 can perform position switching in the three blocking grooves 15.
The main shaft 1 is horizontally arranged and is rotatably connected with the vertical plate 14, and in order to reduce friction, a shaft sleeve is sleeved on the main shaft 1 and is embedded on the vertical plate 14.
The rocking bar 2 comprises an inner rocking bar 16 and an outer rocking bar 17, the rotating direction of the outer rocking bar 17 relative to the inner rocking bar 16 and the axis of the main shaft 1 are in the same plane, the maximum rotating angle is 15 degrees, and the outer rocking bar 17 and the inner rocking bar 16 form an included angle and can slide into 15 or 15 degrees.
The sensor 3 is fixedly mounted on one of the vertical plates 14 on the frame, and correspondingly, the signal input part is fixedly mounted on the main shaft 1, and the signal input part is used for transmitting the rotation condition of the main shaft 1 to the sensor 3 when the signal input part rotates along with the main shaft 1, so that the sensor 3 can detect the rotation quantity of the main shaft 1. In the invention, the sensor 3 is a Hall sensor, and the corresponding signal input component is magnetic steel which is fixedly arranged at the central position of the end surface of the main shaft 1. Wherein, hall sensor 3 is fixed on the lateral wall of riser 14 to in 2 drive main shaft 1 rotations backs at the rocking bar, the magnetic field change condition of magnet steel can be in time and accurate detection by hall sensor 3.
The gear shifting device is used for shifting gears of the rocking bar 2, so that the rocking bar 2 forms the difference between a high-speed gear and a low-speed gear, and therefore more accurate control is achieved.
The gear shifting device comprises a high-speed gear device 5 and a slow-speed gear device 6, and the rocker 2 is connected with the high-speed gear device 5 and the slow-speed gear device 6 respectively after sliding on the main shaft 1, so that the output rotation angle of the main shaft 1 is enlarged and reduced relative to the rotation angle of the rocker 2, and more accurate control is performed.
When the rocking bar 2 is not connected with the gear shifting device, the inner rocking bar 16 is fixedly connected with the lantern ring 4, the synchronous belt 20 in the lantern ring 4 is matched with the first gear ring 19 of the main shaft 1, the outer rocking bar 17 is rotated, the main shaft 1 rotates synchronously and has the same rotating angle, and the synchronous gear shifting device can be used for processing general actions.
The lantern ring 4 can slide along the main shaft 1 axis direction on the main shaft 1, lantern ring 4 realizes synchronous connection and location through hold-in range 20 and main shaft 1, hold-in range 20 connects the depression bar 22 that is located the swizzle 2, depression bar 22 tip stretches out outer swizzle 17 upper end, make it can be controlled from the outside, through pressing depression bar 22, make hold-in range 20 and first ring gear 19 break away from the complex state, remove the swizzle 2 this moment, make lantern ring 4 slide on main shaft 1, when the swizzle 2 cooperates with high-speed gear device 5 or slow gear position device 6, hold-in range 20 and first ring gear 19 contactless, the rotation of lantern ring 4 can not the rotation of direct control main shaft 1, but realize the pivoted transmission through high-speed gear device 5 or slow gear position device 6.
The second spring 23 which pushes the pressure lever 22 outwards is arranged on the pressure lever 22, under the condition of no external force, the pressure lever 22 pulls the synchronous belt 20 to be close to the first gear ring 19, the positioning of the lantern ring 4 and the main shaft 1 is kept, the swing rod 2 is reset under the condition of no operation, the synchronous belt 20 is matched with the first gear ring 19, the position of the lantern ring 4 is fixed, and therefore the next operation can be performed at normal speed instead of high-speed gear, and unnecessary loss is caused due to out-of-control operation.
The high-speed gear device 5 enables the rocking bar 2 and the main shaft 1 to form an amplified output state, the main shaft 1 can output a larger angle through small-angle rotation of the rocking bar 2, the amplification proportion is selected according to actual conditions, specific numerical values are selected between 2 times and 5 times, the slow-speed gear device 6 enables the rocking bar 2 and the main shaft 1 to form a reduced output state, the reduction proportion is selected between 1/3 times and 1/10 times, and the smaller the selected reduction proportion is, the more accurate the control is.
The high-speed gear device 5 comprises a second gear ring 24 arranged on the main shaft 1, the second gear ring 24 is in transmission connection with a high-speed gear ring 27 which coaxially rotates with the main shaft 1 through a first gear 25 and a second gear 26, so that the rotation direction of the second gear ring 24 is the same as that of the main shaft 1, a high-speed connecting plate 28 which can be matched with the high-speed gear ring 27 is arranged on the inner rocking rod 16, the first gear 25 and the second gear 26 are fixed on the fixing plate 13, the high-speed gear ring 27 is rotationally fixed on the fixing plate 13, the high-speed gear device 5 forms a fixed gear transmission system, the matching surface of the high-speed connecting plate 28 and the high-speed gear ring 27 is an end face gear, when matching is formed, because the outer rocking rod 17 is in a deflection state, the inner rocking rod 16 is close to the direction of the high-speed gear device 5 under a certain action along the axial direction of the main shaft, the rotation of the rocking bar 2 can be output to the main shaft 1 through the high-speed gear device 5, and finally, the main shaft 1 outputs an amplified signal.
The inner rocker 16 is sleeved with a sliding block 35, the sliding block 35 can only move on the inner rocker 16 along the axial direction of the spindle 1, third springs 36 are arranged on the sliding block 35 and two sides of the inner rocker 16, the high-speed gear ring 27 and the low-speed gear ring 33 are respectively connected with two sides of the sliding block 35, acting forces of the third springs 36 on two sides of the sliding block 35 are mutually offset, so that no relative displacement exists between the sliding block 35 and the inner rocker 16, when the handle is in a high-speed gear state or a low-speed gear state, a trend close to the high-speed gear device 5 or the low-speed gear device 6 is generated on the inner rocker 16 due to the fact that the outer rocker 17 and the inner rocker 16 are in a non-same straight line state, the third springs 36 on the side can be compressed, and the reaction force of the third springs 36 enables the high-speed connecting plate 28 or the low-speed connecting plate to be tightly attached to.
When transshipping great, third spring 36 and slider 35's setting can play certain cushioning effect, because high-speed connecting plate 28 and high-speed ring gear 27, all connect through face gear between low-speed connecting plate and the low-speed ring gear, and there is third spring 36 between high-speed connecting plate 28 and low-speed connecting plate and the interior rocking rod 16, when the atress is too big, further compress third spring 36, make and produce relative rotation between high-speed connecting plate 28 and high-speed ring gear 27, low-speed connecting plate and the low-speed ring gear, thereby offset too big impact this moment, the protection handle structure does not receive the damage.
The positioning device 7 comprises a supporting block 8, a roller body 10, a roller body seat 38, a first spring 9, a stop block 11 and a limiting groove 12.
Connecting block 37 sliding connection that stretches out on supporting shoe 8 and the lantern ring 4, concrete connection mode can be set up horizontal slot hole on supporting shoe 8, fix on connecting block 37 through the mode of round pin, thereby realize the sliding connection of supporting shoe 8 and lantern ring 4, 2 rotations of rocking bar drive supporting shoe 8 rotate and do not produce the removal of 1 axis direction of main shaft, the both sides of supporting shoe 8 set up in fixed plate 13 fixed connection's stop device, prevent that the supporting shoe 8 from removing along the lantern ring 4, only do the rotary motion along 1 axis of main shaft.
The supporting block 8 is provided with a mounting hole, the mounting hole is perpendicular to the main shaft 1, the first spring 9 is placed in the mounting hole, one end of the first spring is in contact with the connecting block 37, and the roller 10 is arranged at the free end of the first spring 9.
The stop block 11 is fixedly connected to the bottom surface of the fixing plate 13 or the inner side wall of one of the vertical plates 14, one side of the stop block 11 facing the roller 10 is an arc-shaped side wall, the axis of the arc-shaped side wall coincides with the axis of the spindle 1, a plurality of limiting grooves 12 adapted to the roller 10 are arranged on the arc-shaped side wall, the limiting grooves 12 are uniformly arranged on the arc-shaped side wall, so that the limiting grooves 12 are distributed on the same circumference with the axis of the spindle 1 as the center, and the limiting grooves 12 are configured into a structure with a cross section being approximately triangular, so that the arc-shaped side wall is in a wave shape on the whole.
It will be appreciated that the dimensions of the support block 8 and the position of the stop block 11 are suitably configured so that the first spring 9 is compressed to provide the spring force and so that the rolling surface of the roller 10 abuts the circular arc-shaped side wall of the stop block 11 so that the roller 10 is constrained to the free end of the first spring 9. In order to keep the position of the roller 10 from shifting, the positioning device 7 further comprises a roller seat 38, one end of the roller seat 38 is in contact with the first spring 9, and the other end of the roller seat 38 is configured to be matched with the rolling surface of the roller 10, so that the rolling elements can be stably limited to the working position without shifting or even falling off.
When the rocking bar is used, the rocking bar 2 is rocked and moves in the blocking groove 15, the rocking bar 2 drives the connecting block 37 to rotate, the supporting block 8 fixed on the connecting block 37 also rotates along with the rotating block, so that the roller body 10 rotates by an arc angle and is pushed into one limiting groove 12 on the blocking block 11 under the action of the elastic force of the first spring 9, and when the rocking bar 2 is not subjected to external force, the elastic force of the first spring 9 enables the roller body 10 to be stably limited in the limiting groove 12, so that the position of the rocking bar 2 is positioned, and the positioning effect is stable. In addition, when the angular position of the rocking bar 2 needs to be changed, an external force is continuously applied to the rocking bar 2, so that the rocking bar 2 continuously moves in the blocking groove 15, and at the moment, the roller body 10 rotates by an arc angle again to roll into the other limiting groove 12 and is positioned, so that the position change of the rocking bar 2 is realized.
The number of the limiting grooves 12 on the gear block 11 is related to the scaling of the high-speed gear device 5 and the low-speed gear device 6, and the three cooperate with each other to realize precise control. For example, when the high-speed gear device 5 is enlarged by 3 times, the slow-speed gear device 6 is reduced by 1/5, the limiting grooves 12 are arranged in eleven and the angle of rotation between each adjacent limiting groove 12 is 5 °, in this case, when the rocker 2 rotates by the angle of one limiting groove 12, 15 ° and 1 ° are output by the high-speed gear device 5 and the slow-speed gear device 6, respectively, it is obvious that the high efficiency of the high-speed gear device 5 and the accuracy of the slow-speed gear device 6 are high.
It is understood that, for the rotation of the rocker 2, it can be divided into forward rocking and backward rocking in the simplest terms, and is defined as follows: forward swing is a forward signal, and the forward speed is related to the rotation angle of the main shaft 1, backward swing is a backward signal, and the rear leg speed is related to the rotation angle of the main shaft 1.
Compared with the prior art, the invention has the following beneficial effects:
1. the positioning is accurate, the rocking bar can be positioned after rotating through an angle, and the state can be kept unchanged under the condition of no external force, so that the output state is unchanged at the moment, and the reliability of the handle operation is ensured;
2. the increased high-speed gear device and the increased low-speed gear device can realize quick control and precise control, are simple to operate and easy to operate, and are suitable for places with high precision requirements.
3. The swing rod rotation angle can be enlarged and reduced in a mechanical mode, the swing rod rotation angle is more accurate, the defect that electronic equipment such as signal interference is prone to failure is overcome, and the swing rod rotation angle adjusting device is more accurate and reliable.
Claims (10)
1. A handle structure with adjustable gears is characterized by comprising
A frame;
the main shaft (1), the said main shaft (1) can be fixed on framework rotatably;
the rocking bar (2) is connected with the main shaft (1) to drive the main shaft (1) to rotate;
the sensor (3) is fixed on the frame, and a signal input component is installed on the main shaft (1) so that the sensor (3) can detect the rotation amount of the main shaft (1); and
the gear shifting device comprises a lantern ring (4) which is sleeved outside the main shaft (1) in a sliding mode, the lantern ring (4) is fixedly connected with the rocker (2), a high-speed gear device (5) and a low-speed gear device which are connected with the main shaft (1) are arranged on two sides of the lantern ring (4), and the lantern ring (4) is connected with the high-speed gear device (5) or the low-speed gear device after sliding on the main shaft (1);
positioner (7), positioner (7) set up in main shaft (1) side and with lantern ring (4) sliding connection, positioner (7) include supporting shoe (8), and supporting shoe (8) are inside to be connected with through first spring (9) and roll body (10), fixedly connected with fender position piece (11) in the frame, keep off position piece (11) and go up to establish a plurality ofly and roll body (10) complex spacing groove (12), and a plurality of spacing groove (12) distribute on the same circumference that uses main shaft (1) axis as the center.
2. The handle structure with the adjustable gears is characterized in that the rack comprises a fixed plate (13) and two parallel and opposite vertical plates (14) fixed on the bottom surface of the fixed plate (13), the main shaft (1) is rotatably connected with the vertical plates (14), a gear block (11) is fixedly connected to the bottom surface of the fixed plate (13) or the inner side wall of one vertical plate (14), a gear groove (15) is formed in the fixed plate (13), the rocker (2) penetrates through the gear groove (15) and moves in the gear groove (15), and the gear groove (15) comprises three strip-shaped structures and is perpendicular to the axis of the main shaft (1).
3. A handle structure with adjustable gears according to claim 1 characterized in that the rocking bar (2) comprises an inner rocking bar (16) fixedly connected with the lantern ring (4), the end of the inner rocking bar (16) is rotatably connected with an outer rocking bar (17), the rotating direction of the outer rocking bar (17) relative to the inner rocking bar (16) is in the same plane with the axis of the main shaft (1) and the maximum rotating angle is 15 degrees.
4. The handle structure with the adjustable gear according to claim 1, wherein the sensor (3) is a hall sensor (3), the signal input component is magnetic steel, and the magnetic steel is fixedly installed at the center of one end surface of the main shaft (1).
5. The handle structure with the adjustable gears is characterized in that a cavity (18) is formed between the lantern ring (4) and the main shaft (1), a first gear ring (19) located in the cavity (18) is fixed on the main shaft (1), a synchronous belt (20) with one end fixed on the lantern ring (4) is arranged on the lantern ring (4), through holes (21) communicated with the cavity (18) are formed in the inner rocker (16) and the outer rocker (17), the synchronous belt (20) penetrates into the through holes (21) and is connected with a pressure lever (22) located in the outer rocker (17), a second spring (23) is sleeved on the pressure lever (22), the second spring (23) pushes the pressure lever (22) outwards, and the pressure lever (22) tensions the synchronous belt (20) to enable the synchronous belt (20) to be matched with the first gear ring (19) to achieve synchronous rotation of the lantern ring (4) and the main shaft (1).
6. The handle structure with the adjustable gears is characterized in that the high-speed gear device (5) comprises a second gear ring (24) arranged on the spindle (1), the second gear ring (24) is in transmission connection with a high-speed gear ring (27) which coaxially rotates with the spindle (1) through a first gear (25) and a second gear (26), a high-speed connecting plate (28) capable of being matched with the high-speed gear ring (27) is arranged on the inner sway rod (16), the first gear (25) and the second gear (26) are fixed on the fixing plate (13), the high-speed gear ring (27) is rotationally fixed on the fixing plate (13), and when the high-speed connecting plate (28) is matched with the high-speed gear ring (27), the sway rod (2) is rotated to enable the high-speed gear ring (27) to synchronously rotate and drive the spindle (1) to rotate by a larger angle.
7. The handle structure with the adjustable gears as claimed in claim 1, wherein the slow gear device comprises a wheel disc (29) connected with the main shaft (1) in a key manner, a plurality of planet wheels (30) are arranged on the wheel disc (29), the plurality of planet wheels (30) are uniformly distributed around the axis of the main shaft (1), an outer gear ring (31) fixedly connected with the fixed plate (13) is meshed with the outer side of the planet wheel (30), a sun wheel (32) sleeved on the main shaft (1) is meshed with the inner side of the planet wheel (30), a slow gear ring (33) extends out of one side of the sun wheel (32) close to the lantern ring (4), a slow connecting plate (34) capable of being matched with the slow gear ring (33) is arranged on the inner rocker (16), when the slow connecting plate (34) is matched with the slow gear ring (33), the rocking bar (2) is rotated to enable the slow gear ring (33) to synchronously rotate and drive the main shaft (1) to rotate by a small angle.
8. The handle structure with the adjustable gears as claimed in claim 1, wherein the inner rocker (16) is sleeved with a slider (35), the sliding direction of the slider (35) is parallel to the axis of the main shaft (1), both sides of the slider (35) and the inner rocker (16) are provided with third springs (36), and both sides of the slider (35) are respectively connected with the high-speed gear ring (27) and the low-speed gear ring (33).
9. The handle structure with the adjustable gears as claimed in claim 1, wherein the side of the collar (4) is provided with a connecting block (37), the supporting block (8) is slidably fixed on the connecting block (37), the supporting block (8) does not move when the collar (4) moves in the axial direction of the main shaft (1), the collar (4) drives the supporting block (8) to rotate when rotating, and two sides of the supporting block (8) are provided with limiting devices fixed on the fixing plate (13).
10. The handle structure with the adjustable gear according to claim 1, wherein the positioning device (7) further comprises a roller seat (38), one end of the roller seat (38) is in contact with the first spring (9), the other end of the roller seat (38) is configured into a structure matched with the rolling surface of the roller (10), the roller (10) is a cylinder, one side of the stop block (11) facing the roller (10) is an arc-shaped side wall, and the plurality of limiting grooves (12) are uniformly arranged on the arc-shaped side wall and enable the arc-shaped side wall to be wave-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110091434.7A CN112664644B (en) | 2021-01-23 | 2021-01-23 | Handle structure with adjustable gears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110091434.7A CN112664644B (en) | 2021-01-23 | 2021-01-23 | Handle structure with adjustable gears |
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| Publication Number | Publication Date |
|---|---|
| CN112664644A true CN112664644A (en) | 2021-04-16 |
| CN112664644B CN112664644B (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110091434.7A Active CN112664644B (en) | 2021-01-23 | 2021-01-23 | Handle structure with adjustable gears |
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| CN110030374A (en) * | 2018-01-05 | 2019-07-19 | 株式会社东海理化电机制作所 | Gearshift |
| CN111911599A (en) * | 2020-08-07 | 2020-11-10 | 北京印钞有限公司 | Paper feeding speed changing device of paper money printing gravure press |
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| CN110030374A (en) * | 2018-01-05 | 2019-07-19 | 株式会社东海理化电机制作所 | Gearshift |
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| Publication number | Publication date |
|---|---|
| CN112664644B (en) | 2022-02-18 |
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