CN105459002A - Speed-increase bidirectional mechanical converter - Google Patents
Speed-increase bidirectional mechanical converter Download PDFInfo
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- CN105459002A CN105459002A CN201410331132.2A CN201410331132A CN105459002A CN 105459002 A CN105459002 A CN 105459002A CN 201410331132 A CN201410331132 A CN 201410331132A CN 105459002 A CN105459002 A CN 105459002A
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- main shaft
- bidirectional mechanical
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Abstract
The invention provides a speed-increase bidirectional mechanical converter which comprises a spindle and a speed-increase planetary gear mechanism. The speed-increase planetary gear mechanism comprises a first gear ring, planetary gears, a sun gear and a planet carrier, wherein the planetary gears are mounted on the planet carrier and located between the first gear ring and the sun gear, and the first gear ring and the sun gear are opposite in rotating direction. The speed-increase bidirectional mechanical converter further comprises a reversing device, and the first gear ring and the sun gear drive the spindle through the reversing device. When the converter is used, the planet carrier is kept still, clockwise or anticlockwise moment is input to the first gear ring, and the spindle rotates in the preset direction. According to the speed-increase bidirectional mechanical converter, direction conversion is achieved through the speed-increase planetary gear mechanism, so that the speed-increase bidirectional mechanical converter is simple in structure and convenient to manufacture, and meanwhile the occupied space of the converter in a tool and the weight of the converter are reduced. The invention further provides a screwdriver and a spanner, and the screwdriver and the spanner are both provided with the speed-increase bidirectional mechanical converter.
Description
Technical field
The present invention relates to hand-operated tools, more particularly, relate to a kind of speedup Bidirectional manual and twist instrument.
Background technology
Manually the instrument of twisting is used to twist workpiece, forces the instrument that it is in place, generally includes screwdriver, spanner etc.
In order to raise the efficiency, existing screwdriver or spanner have mechanical transducer, and this mechanical transducer comprises main shaft and two driver parts, and two driver parts reversely rotate, and two driver parts are respectively by the identical one-way clutch drive shaft of action direction.When to driver part input torque, a drive shaft in two driver parts rotates, another dallies relative to main shaft, thus effectively can utilize the input torque of any direction, namely no matter input torque is clockwise direction or counter clockwise direction, main shaft rotates all facing one direction, thus substantially increases the efficiency of instrument.
In order to raise the efficiency further, some screwdriver or spanner also have speeder, and usual speeder is planetary gears.
In existing screwdriver or spanner, direction conversion is realized by different parts from speeder, and structure relative complex, makes tool making comparatively complicated, the space that direction is changed and speeder occupies simultaneously and weight larger.
Summary of the invention
The invention provides a kind of speedup Bidirectional mechanical converter, utilize speedup planetary gears to realize direction conversion, make speedup Bidirectional mechanical converter structure simple, be convenient to make, also reduce the space and weight that occupy in the tool simultaneously.
The present invention also provides a kind of screwdriver comprising speedup Bidirectional mechanical converter, keeps the gripper rings of screwdriver motionless, and when handle rotates towards the direction preset, the direction that the synchronized court of screwdriver bit of screwdriver presets rotates; When handle rotates in the opposite direction towards the side preset, the screwdriver bit of screwdriver rotates towards the direction preset with at triple speed.
The present invention also provides a kind of spanner comprising speedup Bidirectional mechanical converter, keeps the gripper rings of spanner motionless, and when handle rotates towards the direction preset, the direction that the synchronized court of moment output block of spanner presets rotates; When handle rotates in the opposite direction towards the side preset, the moment output block of spanner rotates towards the direction preset with at triple speed.
The invention provides a kind of speedup Bidirectional mechanical converter, comprise
Main shaft,
Speedup planetary gears, speedup planetary gears comprises the first gear ring, planetary gear, central gear and planet carrier, planetary gear is installed on planet carrier, and planetary gear is arranged between the first gear ring and central gear, and the first gear ring is contrary with central gear direction of rotation;
Speedup Bidirectional mechanical converter also comprises
Reversing arrangement, the first gear ring and central gear are by reversing arrangement drive shaft;
Keep planet carrier to maintain static during use, the first gear ring inputs clockwise or anticlockwise moment, main shaft rotates towards the direction preset.
Speedup Bidirectional mechanical converter provided by the invention, utilize the first gear ring in speedup planetary gears contrary with central gear direction of rotation, by the first gear ring and central gear respectively by reversing arrangement drive shaft, thus realize direction conversion, no matter input on the first gear ring clockwise or anticlockwise moment, main shaft all rotates towards the direction preset.
Speedup Bidirectional mechanical converter provided by the invention, speedup Bidirectional mechanical converter structure is simple, is convenient to make, and also reduces the space and weight that occupy in the tool simultaneously.
Further, reversing arrangement comprises the first identical one-way clutch of action direction and the second one-way clutch, and action direction is identical with the direction preset.
Speedup Bidirectional mechanical converter provided by the invention, by the first contrary for direction of rotation gear ring and central gear respectively by the identical one-way clutch drive shaft of action direction, the direction that action direction namely presets, thus realize direction conversion.
Further, speedup Bidirectional mechanical converter also comprises the second gear ring coaxially arranged with the first gear ring, and the second gear ring is connected with the first one-way clutch.
Further, the first gear ring is integrated with the second gear ring or is coaxially connected.
Further, speedup Bidirectional mechanical converter also comprises the 3rd gear ring coaxially arranged with central gear, and the 3rd gear ring is connected with the second one-way clutch.
Further, central gear is integrated with the 3rd gear ring or is coaxially connected.
Further, speedup Bidirectional mechanical converter also comprises switching device shifter, and switching device shifter is for the action direction of the action direction and the second one-way clutch that switch the first one-way clutch.
Further, speedup Bidirectional mechanical converter also comprises grip device, maintains static for keeping planet carrier.
Further, grip device is integrated with planet carrier or is fixedly connected with.
Further, grip device is gripper rings.
Further, the moment that input is contrary with the direction preset on the first gear ring, main shaft rotates towards the direction speedup preset.
Further, the gearratio that main shaft rotates towards the direction speedup preset is the number of teeth of the first gear ring and the ratio of the planetary number of teeth.
Further, the gearratio that main shaft rotates towards the direction speedup preset is 3.
Further, input and the yawning moment preset on the first gear ring, the synchronized direction towards presetting of main shaft is rotated.
Further, main shaft is 1 towards the gearratio of the synchronized rotation in the direction preset.
The present invention also provides a kind of screwdriver, comprises
Criticize bar,
Speedup Bidirectional mechanical converter, comprises
Main shaft, is coaxially arranged with batch bar;
Speedup planetary gears, comprises the first gear ring, planetary gear, central gear and planet carrier, and planetary gear is installed on planet carrier, and planetary gear is arranged between the first gear ring and central gear, and the first gear ring is contrary with central gear direction of rotation;
Handle, is coaxially arranged, for input torque with the first gear ring;
Speedup Bidirectional mechanical converter also comprises
Reversing arrangement, the first gear ring and central gear are by reversing arrangement drive shaft;
Keep planet carrier to maintain static during use, handle inputs clockwise or anticlockwise moment on the first gear ring, and batch bar rotates towards the direction preset.
Further, reversing arrangement comprises the first identical one-way clutch of action direction and the second one-way clutch, and action direction is identical with the direction preset.
Further, speedup Bidirectional mechanical converter also comprises the second gear ring coaxially arranged with the first gear ring, and the second gear ring is connected with the first one-way clutch.
Further, the first gear ring is integrated with the second gear ring or is coaxially connected.
Further, speedup Bidirectional mechanical converter also comprises the 3rd gear ring coaxially arranged with central gear, and the 3rd gear ring is connected with the second one-way clutch.
Further, central gear is integrated with the 3rd gear ring or is coaxially connected.
Further, speedup Bidirectional mechanical converter also comprises switching device shifter, and switching device shifter is for the action direction of the action direction and the second one-way clutch that switch the first one-way clutch.
Further, switching device shifter comprises reversing shaft, is arranged at the push button that spiral slot on reversing shaft and one end are arranged at spiral slot.
Further, speedup Bidirectional mechanical converter also comprises grip device, maintains static for keeping planet carrier.
Further, grip device is integrated with planet carrier or is fixedly connected with.
Further, grip device is gripper rings.
Further, the moment that input is contrary with the direction preset on the first gear ring, main shaft rotates towards the direction speedup preset.
Further, the gearratio that main shaft rotates towards the direction speedup preset is the number of teeth of the first gear ring and the ratio of the planetary number of teeth.
Further, the gearratio that main shaft rotates towards the direction speedup preset is 3.
Further, input and the yawning moment preset on the first gear ring, the synchronized direction towards presetting of main shaft is rotated.
Further, main shaft is 1 towards the gearratio of the synchronized rotation in the direction preset.
The present invention also provides a kind of spanner, comprises
Moment output block,
Speedup Bidirectional mechanical converter, comprises
Main shaft, is coaxially arranged with moment output block;
Speedup planetary gears, comprises the first gear ring, planetary gear, central gear and planet carrier, and planetary gear is installed on planet carrier, and planetary gear is arranged between the first gear ring and central gear, and the first gear ring is contrary with central gear direction of rotation;
Handle, is coaxially arranged, for input torque with the first gear ring;
Speedup Bidirectional mechanical converter also comprises
Reversing arrangement, the first gear ring and central gear are by reversing arrangement drive shaft;
Keep planet carrier to maintain static during use, handle inputs clockwise or anticlockwise moment on the first gear ring, and moment output block rotates towards the direction preset.
Further, reversing arrangement comprises the first identical one-way clutch of action direction and the second one-way clutch, and action direction is identical with the direction preset.
Further, speedup Bidirectional mechanical converter also comprises the second gear ring coaxially arranged with the first gear ring, and the second gear ring is connected with the first one-way clutch.
Further, the first gear ring is integrated with the second gear ring or is coaxially connected.
Further, speedup Bidirectional mechanical converter also comprises the 3rd gear ring coaxially arranged with central gear, and the 3rd gear ring is connected with the second one-way clutch.
Further, central gear is integrated with the 3rd gear ring or is coaxially connected.
Further, speedup Bidirectional mechanical converter also comprises switching device shifter, and switching device shifter is for the action direction of the action direction and the second one-way clutch that switch the first one-way clutch.
Further, switching device shifter comprises reversing shaft and the toggle being arranged at reversing shaft one end.
Further, spanner also comprises device of press-offing, and device of press-offing comprises toggle and the groove be arranged on main shaft.
Further, speedup Bidirectional mechanical converter also comprises grip device, maintains static for keeping planet carrier.
Further, grip device is integrated with planet carrier or is fixedly connected with.
Further, grip device is gripper rings.
Further, the moment that input is contrary with the direction preset on the first gear ring, main shaft rotates towards the direction speedup preset.
Further, the gearratio that main shaft rotates towards the direction speedup preset is the number of teeth of the first gear ring and the ratio of the planetary number of teeth.
Further, the gearratio that main shaft rotates towards the direction speedup preset is 3.
Further, input and the yawning moment preset on the first gear ring, the synchronized direction towards presetting of main shaft is rotated.
Further, main shaft is 1 towards the gearratio of the synchronized rotation in the direction preset.
Compared with prior art, speedup Bidirectional mechanical converter provided by the invention has following beneficial effect: utilize speedup planetary gears to realize direction conversion, make speedup Bidirectional mechanical converter structure simple, be convenient to make, also reduce the space and weight that occupy in the tool simultaneously.
Be described further, to understand object of the present invention, characteristic sum effect fully below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation.
Accompanying drawing explanation
Fig. 1 is the front view comprising the screwdriver of speedup Bidirectional mechanical converter in one embodiment of the present of invention;
Fig. 2 is the sectional view of the screwdriver shown in Fig. 1;
Fig. 3 is the explosive view of the speedup Bidirectional mechanical converter of the screwdriver shown in Fig. 1;
Fig. 4 is the annexation figure of the speedup Bidirectional mechanical converter of the screwdriver shown in Fig. 1;
Fig. 5 is the annexation figure of the speedup Bidirectional mechanical converter of the screwdriver shown in Fig. 1;
Fig. 6 is the sectional view in the B-B direction of the screwdriver shown in Fig. 2;
Fig. 7 is the main shaft perspective view of the speedup planetary gears of the speedup Bidirectional mechanical converter of the screwdriver shown in Fig. 1;
Fig. 8 is the sectional view in the C-C direction of the screwdriver shown in Fig. 2;
Fig. 9 is the sectional view in the D-D direction of the screwdriver shown in Fig. 2;
Figure 10 is the switching device shifter schematic diagram of the speedup Bidirectional mechanical converter of the screwdriver shown in Fig. 1;
Figure 11 is the sectional view in the A-A direction of the screwdriver shown in 2;
Figure 12 is the front view comprising the spanner of speedup Bidirectional mechanical converter in an alternative embodiment of the invention;
Figure 13 is the partial sectional view of the spanner shown in Figure 12;
Figure 14 is the explosive view of the spanner shown in Figure 12;
Figure 15 is the sectional view in the A-A direction of the spanner shown in Figure 13;
Figure 16 is the sectional view in the B-B direction of the spanner shown in Figure 13;
Figure 17 is the front view of the handle of the spanner shown in Figure 12;
Figure 18 is the switching device shifter schematic diagram of the speedup Bidirectional mechanical converter of the spanner shown in Figure 12;
Figure 19 is the sectional view in the A-A direction of the spanner shown in Figure 13.
Detailed description of the invention
All refer to counter clockwise direction clockwise from the clockwise direction when handle of screwdriver is viewed from batch bar direction and counter clockwise direction.
Fig. 1 is the front view comprising the screwdriver of speedup Bidirectional mechanical converter in one embodiment of the present of invention, Fig. 2 is the sectional view of the screwdriver shown in Fig. 1, as shown in Figure 1 and Figure 2, the screwdriver comprising speedup Bidirectional mechanical converter in the present embodiment comprises: batch bar 11, movable cover 15, grip device and handle 13, this screwdriver also comprises the speedup Bidirectional mechanical converter being arranged at grip device inside.
In the present embodiment, grip device is gripper rings 14, and gripper rings 14 is cylindrical annular configuration.
Fig. 3 is the explosive view of the speedup Bidirectional mechanical converter of the screwdriver shown in Fig. 1, and Fig. 4, Fig. 5 are the annexation figure of the speedup Bidirectional mechanical converter of the screwdriver shown in Fig. 1; As in Figure 3-5, speedup Bidirectional mechanical converter comprises main shaft 126, speedup planetary gears and reversing arrangement;
Speedup planetary gears comprises the first gear ring 1221, planetary gear 1222, central gear 1223 and planet carrier 1224, planetary gear 1222 is installed on planet carrier 1224, planetary gear 1222 is arranged between the first gear ring 1221 and central gear 1223, as shown in Figure 6, the first gear ring 1221 is contrary with central gear 1223 direction of rotation;
As shown in Figure 3, reversing arrangement comprises the first identical one-way clutch 1231 and the second one-way clutch 1232 of action direction, the direction that action direction namely presets, i.e. the direction of main shaft 126 rotation.
Speedup Bidirectional mechanical converter in the present embodiment, utilize the first gear ring 1221 in speedup planetary gears contrary with central gear 1223 direction of rotation, by the first gear ring 1221 and central gear 1223 respectively by identical one-way clutch 1231,1232 drive shaft 126 of action direction, thus realize direction conversion, no matter input on the first gear ring 1221 clockwise or anticlockwise moment, main shaft 126 all rotates towards the direction preset.
Speedup Bidirectional mechanical converter also comprises coaxial the second gear ring 124, second gear ring 124 arranged with the first gear ring 1221 and is connected with the first one-way clutch 1231, makes the first gear ring 1221 by the first one-way clutch 1231 drive shaft 126.In the present embodiment, the first gear ring 1221 and the second gear ring 124 are integrated.
First gear ring 1221 and the second gear ring 124 can be also splits, but the two coaxially connects.
Speedup Bidirectional mechanical converter also comprises coaxial the 3rd gear ring the 125, three gear ring 125 arranged with central gear 1223 and is connected with the second one-way clutch 1232, makes central gear 1223 by the second one-way clutch 1232 drive shaft 126.In the present embodiment, central gear 1223 and the 3rd gear ring 125 are integrated.
Central gear 1223 and the 3rd gear ring 125 can be also splits, but the two coaxially connects.
As Fig. 7 shows the annexation of main shaft 126 and all parts.
Main shaft 126 and batch bar 11, by pinned connection, make main shaft 126 coaxially arrange with batch bar 11, when main shaft 126 rotates, drive batch bar 11 to rotate.
In the present embodiment, the first one-way clutch 1231 and the second one-way clutch 1232 are ratchet, and the first one-way clutch 1231 and the second one-way clutch 1232 also can adopt other structures.
As shown in Figure 8, reversing shaft 121 arranges blind hole, in blind hole, spring is set, blind hole opening part arranges hoodle, ratchet 1232 has arc-shaped surface towards the side of reversing shaft 121, coordinate with hoodle, form ratchet 1232 and the connection of reversing shaft 121, when reversing shaft 121 is rotated, ratchet 1232 can be driven to rotate.
Ratchet 1232 is installed on main shaft 126 by bearing pin 1261; Two sides that ratchet 1232 is relative have tooth, tooth on a side of ratchet 1232 engages with the 3rd gear ring 125, because central gear 1223 and the 3rd gear ring 125 are integrated, position shown in Fig. 7, when the 3rd gear ring 125 rotates clockwise, drive main shaft 126 to rotate clockwise, namely central gear 1223 drives main shaft 126 to rotate clockwise; When the 3rd gear ring 125 rotates counterclockwise, ratchet 1232 and the 3rd gear ring 125 are thrown off, and the 3rd gear ring 125 can not drive main shaft 126 to rotate, and the 3rd gear ring 125 dallies relative to main shaft 126, and namely central gear 1223 dallies relative to main shaft 126.
As shown in Figure 9, reversing shaft 121 arranges blind hole, arranges spring in blind hole, blind hole opening part arranges hoodle, and ratchet 1231, having arc-shaped surface towards the side of reversing shaft 121, coordinates with hoodle, forms the connection of ratchet 1231 and reversing shaft 121; Ratchet 1231 is installed on main shaft 126 by bearing pin 1261; Two sides that ratchet 1231 is relative have tooth, tooth on a side of ratchet 1231 engages with the second gear ring 124, because the first gear ring 1221 and the second gear ring 124 are integrated, position shown in Fig. 8, when the second gear ring 124 rotates clockwise, drive main shaft 126 to rotate clockwise, namely the first gear ring 1221 drives main shaft 126 to rotate clockwise; When the second gear ring 124 rotates counterclockwise, ratchet 1231 and the second gear ring 124 are thrown off, and the second gear ring 124 can not drive main shaft 126 to rotate, and the second gear ring 124 dallies relative to main shaft 126, and namely the first gear ring 1221 dallies relative to main shaft 126.
When being in the position shown in Fig. 8, Fig. 9, the action direction of ratchet 1231,1232 is clockwise, namely only have with ratchet 1231,1232 meshed gears ring 124,125, one that rotates clockwise can drive shaft 126 rotate clockwise, that is, the direction preset is identical with the action direction of ratchet 1231,1232, is clockwise direction.
Rotate reversing shaft 121, change the tooth that ratchet 1231,1232 engages with main shaft 126, thus change the rotation direction of main shaft 126.
Handle 13, is coaxially arranged, for input torque with the first gear ring 1221.
Gripper rings 14 maintains static for keeping planet carrier 1224.
In the present embodiment, gripper rings 14 and planet carrier 1224 are integrated.
Gripper rings 14 and planet carrier 1224 can be also split, and the two is fixedly connected with.
Screwdriver in the present embodiment, holding gripper rings 14 during use keeps planet carrier 1224 to maintain static, rotate clockwise handle 13, first gear ring 1221 inputs clockwise moment, second gear ring 125 is rotated clockwise, as shown in Figure 9, the second gear ring 125 drives main shaft 126 to rotate clockwise; First gear ring 1221 drives central gear 1223 to rotate counterclockwise by planetary gear 1222, and the 3rd gear ring 124 is rotated counterclockwise, and as shown in Figure 8, the 3rd gear ring 124 dallies relative to main shaft 126, and namely central gear 1223 dallies relative to main shaft 126.
Screwdriver in the present embodiment, ratchet 1231 and the first gear ring 1221 form main ratchet, ratchet 1232 and central gear 1223 form secondary ratchet, and between the second gear ring 125 that the first gear ring 1221 is integrated and central gear 1223, planetary gear 1222 is set, after being changed by gripper rings 14, form the secondary ratchet reverse with main ratchet.Drive batch bar 11 to be rotated counterclockwise when main ratchet is rotated counterclockwise, and secondary ratchet is owing to being oppositely in idling conditions; When main ratchet turns clockwise, main ratchet is in idling conditions, and secondary ratchet is changed rear drive by gripper rings 14 and is criticized bar 11 and be rotated counterclockwise, thus realize when holding gripper rings 14 and keeping planet carrier 1224 to maintain static, no matter turning handle 13 inputs clockwise or anticlockwise moment at the first gear ring 1221, and batch bar 11 is all rotate towards a direction.
Speedup planetary gears gearratio is the number of teeth of the first gear ring 1221 and the ratio of the number of teeth of planetary gear 1222, and in the present embodiment, gearratio is 3.When rotating clockwise handle 13, with main shaft 126 coaxial arrange batch bar 11 is synchronized rotates clockwise; When rotating counterclockwise handle 13, rotate clockwise with 3 speeds with the coaxial batch bar 11 arranged of main shaft 126.
Speedup Bidirectional mechanical converter in the present embodiment also comprises switching device shifter, and switching device shifter is for the action direction of the action direction and the second one-way clutch 1232 that switch the first one-way clutch 1231.
As shown in Figure 10, switching device shifter comprises reversing shaft 121, be arranged at the push button 127 that spiral slot 1211 on reversing shaft 121 and one end are arranged at spiral slot 1211, as shown in Figure 7, push button 127 is arranged in the elongated hole of main shaft 126, the outer sheathed movable cover 15 of main shaft 126; When movable cover 15 is along the moving axially of main shaft 126, drive push button 127 moving axially along main shaft 126 in the elongated hole of main shaft 126, and push button 127 one end is moved along spiral slot 1211, reversing shaft 121 is rotated, drive the first one-way clutch 1231 and the second one-way clutch 1232 to rotate relative to bearing pin 1261, thus change the action direction of the first one-way clutch 1231 and the second one-way clutch 1232.
As shown in figure 11, the inwall of main shaft 126 is provided with two arc-shaped concaves, reversing shaft 121 is provided with a blind hole, in blind hole, spring is set, blind hole opening part arranges hoodle, reversing shaft 121 rotates rear hoodle and is in arc-shaped concave, keeps the action direction of the first one-way clutch 1231 and the second one-way clutch 1232 to stablize in the use procedure of screwdriver.
Screwdriver in the present embodiment, utilize the first gear ring 1221 in speedup planetary gears contrary with central gear 1223 direction of rotation, by the first gear ring 1221 and central gear 1223 respectively by identical one-way clutch 1231,1232 drive shaft 126 of action direction, thus realize direction conversion, no matter at handle 13 clockwise or rotate counterclockwise, batch bar 11 is all towards the direction rotation preset.When the rotation direction of handle 13 is consistent with the direction preset, the direction that batch bar 11 and the synchronized court of handle 13 preset is rotated; When the rotation direction of handle 13 is contrary with the direction preset, batch bar 11 rotates towards the direction preset with 3 speeds of handle 13.Switching device shifter changes the direction preset.
Figure 12 is the front view comprising the spanner of speedup Bidirectional mechanical converter in an alternative embodiment of the invention, Figure 13 is the partial sectional view of the spanner shown in Figure 12, as shown in Figure 12 and Figure 13, the spanner comprising speedup Bidirectional mechanical converter in the present embodiment comprises: toggle 227, grip device, speedup Bidirectional mechanical converter, handle 23 and moment output block 21, grip device is gripper rings 24, and gripper rings 24 is frusto-conical annular structure.
As shown in figure 14, speedup Bidirectional mechanical converter, comprises main shaft 226, speedup planetary gears and reversing arrangement, and main shaft 226 and moment output block 21 are coaxially arranged;
Speedup planetary gears, comprise the first gear ring 2221, planetary gear 2222, central gear 2223 and planet carrier 2224, planetary gear 2222 is installed on planet carrier 2224, planetary gear 2222 is arranged between the first gear ring 2221 and central gear 2223, and the first gear ring 2221 is contrary with central gear 2223 direction of rotation;
Reversing arrangement comprises the first identical one-way clutch 2231 and the second one-way clutch 2232 of action direction, the direction that action direction namely presets, i.e. the direction of main shaft 226 rotation.
Speedup Bidirectional mechanical converter in the present embodiment, utilize the first gear ring 2221 in speedup planetary gears contrary with central gear 2223 direction of rotation, by the first gear ring 2221 and central gear 2223 respectively by identical one-way clutch 2231,2232 drive shaft 226 of action direction, thus realize direction conversion, no matter input on the first gear ring 2221 clockwise or anticlockwise moment, main shaft 226 all rotates towards the direction preset.
Speedup Bidirectional mechanical converter also comprises coaxial the second gear ring 224, second gear ring 224 arranged with the first gear ring 2221 and is connected with the first one-way clutch 2231, makes the first gear ring 2221 by the first one-way clutch 2231 drive shaft 226.In the present embodiment, the first gear ring 2221 and the second gear ring 224 are split, and the two coaxially connects.
Speedup Bidirectional mechanical converter also comprises coaxial the 3rd gear ring the 225, three gear ring 225 arranged with central gear 2223 and is connected with the second one-way clutch 2232, makes central gear 2223 by the second one-way clutch 2232 drive shaft 226.In the present embodiment, central gear 2223 and the 3rd gear ring 225 are integrated.
Main shaft 226 is fixedly connected with moment output block 21, when main shaft 226 rotates, drives moment output block 21 to rotate.
In the present embodiment, the first one-way clutch 2231 and the second one-way clutch 2232 are ratchet.
As shown in figure 15, first one-way clutch 2231 comprises a pair ratchet, ratchet is provided with arc-shaped curved surface towards the side of reversing shaft 221, reversing shaft 221 arranges through hole, in through hole, spring is set, two opening parts of through hole arrange bulb plunger respectively, coordinate with the arc-shaped curved surface on ratchet, form the connection of the first one-way clutch 2231 and reversing shaft 221.
First one-way clutch 2231 is installed on main shaft 226 by bearing pin; Two sides that first one-way clutch 2231 is relative have tooth, tooth on a side of the first one-way clutch 2231 engages with the second gear ring 224, because the first gear ring 2221 is connected for coaxial with the second gear ring 224, position shown in Figure 15, when the second gear ring 224 rotates clockwise, drive main shaft 226 to rotate clockwise, namely the first gear ring 2221 drives main shaft 226 to rotate clockwise; When the second gear ring 224 rotates counterclockwise, first one-way clutch 2231 and the second gear ring 224 are thrown off, second gear ring 224 can not drive main shaft 226 to rotate, and the second gear ring 224 dallies relative to main shaft 226, and namely the first gear ring 2221 dallies relative to main shaft 226.
As shown in figure 16, second one-way clutch 2232 comprises a pair ratchet, ratchet is provided with arc-shaped curved surface towards the side of reversing shaft 221, reversing shaft 221 arranges through hole, in through hole, spring is set, two opening parts of through hole arrange bulb plunger respectively, coordinate with the arc-shaped curved surface on ratchet, form the connection of the second one-way clutch 2232 and reversing shaft 221.
Second one-way clutch 2232 is installed on main shaft 226 by bearing pin; Two sides that second one-way clutch 2232 is relative have tooth, tooth on a side of the second one-way clutch 2232 engages with the 3rd gear ring 225, because central gear 2223 and the 3rd gear ring 225 are integrated, position shown in Figure 16, when the 3rd gear ring 225 rotates clockwise, drive main shaft 226 to rotate clockwise, namely central gear 2223 drives main shaft 226 to rotate clockwise; When the 3rd gear ring 225 rotates counterclockwise, second one-way clutch 2232 and the 3rd gear ring 225 are thrown off, 3rd gear ring 225 can not drive main shaft 226 to rotate, and the 3rd gear ring 225 dallies relative to main shaft 226, and namely central gear 2223 dallies relative to main shaft 226.
When being in the position shown in Figure 15, Figure 16, the action direction of one-way clutch 2231,2232 is clockwise, namely with one-way clutch 2231,2232 meshed gears ring 224,225, one that only rotates clockwise can drive shaft 226 rotate clockwise, that is, the direction preset is identical with the action direction of one-way clutch 2231,2232, is clockwise direction.
Handle 23 is for input torque.
As shown in figure 17, second gear ring 224 is arranged in handle 23, second gear ring 224 is integrated with handle 23, second gear ring 224 is in the side towards the first gear ring 2221, circumferentially inner side arranges three arc-shaped depression portion, coordinate with three protuberances of the first gear ring 2221 towards the second gear ring 224 side, as shown in figure 14, form the second gear ring 224 and be coaxially connected with the first gear ring 2221.
Second gear ring 224 also can adopt other coaxial connected modes with the first gear ring 2221, and the present invention is not restricted this.
Gripper rings 24 maintains static for keeping planet carrier 2224.
In the present embodiment, gripper rings 24 is split with planet carrier 2224, and the two is fixedly connected with.
Spanner in the present embodiment, holding gripper rings 24 during use keeps planet carrier 2224 to maintain static, rotate clockwise handle 23, second gear ring 225 inputs clockwise moment, first gear ring 2221 is rotated clockwise, as shown in figure 16, the second gear ring 225 drives main shaft 226 to rotate clockwise; First gear ring 2221 drives central gear 2223 to rotate counterclockwise by planetary gear 2222,3rd gear ring 224 is rotated counterclockwise, as shown in figure 15, the 3rd gear ring 224 dallies relative to main shaft 226, and namely central gear 2223 dallies relative to main shaft 226.
Spanner in the present embodiment, holding gripper rings 24 during use keeps planet carrier 2224 to maintain static, rotate counterclockwise handle 23, second gear ring 225 inputs anticlockwise moment, first gear ring 2221 is rotated counterclockwise, as shown in figure 16, the second gear ring 225 dallies relative to main shaft 226; First gear ring 2221 drives central gear 2223 to rotate clockwise in speedup mode by planetary gear 2222,3rd gear ring 224 is rotated clockwise, as shown in figure 15, the 3rd gear ring 224 drives main shaft 226 to rotate clockwise, and namely central gear 2223 drives main shaft 226 to rotate clockwise.
Speedup planetary gears gearratio is the number of teeth of the first gear ring 2221 and the ratio of the number of teeth of planetary gear 2222, and in the present embodiment, gearratio is 3.When rotating clockwise handle 23, rotate clockwise with the coaxial moment output block 21 arranged of main shaft 226 is synchronized; When rotating counterclockwise handle 23, rotate clockwise with 3 speeds with the coaxial moment output block 21 arranged of main shaft 226.
Speedup Bidirectional mechanical converter in the present embodiment also comprises switching device shifter, and switching device shifter is for the action direction of the action direction and the second one-way clutch 2232 that switch the first one-way clutch 2231.
Switching device shifter comprises reversing shaft 221, the toggle 227 be arranged on reversing shaft 221, rotating toggle 227 drives reversing shaft 221 to rotate, thus drive the first one-way clutch 2231 and the second one-way clutch 2232 to rotate relative to bearing pin, change the action direction of the first one-way clutch 2231 and the second one-way clutch 2232.
Spanner in the present embodiment also comprises device of press-offing, device of press-offing comprises the hoodle be arranged on moment output block 21, toggle 227, spring 26 and the first groove 2212 and the second groove 2213 be arranged on reversing shaft 221, as shown in figure 18, first groove 2212 has the different degree of depth from the second groove 2213, and the degree of depth of the first groove 2212 and the second groove 2213 one end nearer apart from toggle 227 is greater than the degree of depth of distance toggle 227 one end far away.
When pressing toggle 227, hoodle can enter the part that the first groove 2212 or the second groove 2213 have the larger degree of depth, completes and press-offs; When unclamping toggle 227, toggle 227 is returned to original position by the elastic force that the spring 26 being sheathed on toggle 227 provides, and makes hoodle be in the less part of the degree of depth, again ejects.
Spanner in the present embodiment, utilize the first gear ring 2221 in speedup planetary gears contrary with central gear 2223 direction of rotation, by the first gear ring 2221 and central gear 2223 respectively by identical one-way clutch 2231,2232 drive shaft 226 of action direction, thus realize direction conversion, no matter at handle 23 clockwise or rotate counterclockwise, moment output block 21 is all towards the direction rotation preset.When the rotation direction of handle 23 is consistent with the direction preset, the direction that moment output block 21 and the synchronized court of handle 23 preset is rotated; When the rotation direction of handle 23 is contrary with the direction preset, moment output block 21 rotates towards the direction preset with 3 speeds of handle 23.Switching device shifter changes the direction preset.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technical staff in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (48)
1. a speedup Bidirectional mechanical converter, comprises
Main shaft,
Speedup planetary gears, described speedup planetary gears comprises the first gear ring, planetary gear, central gear and planet carrier, described planetary gear is installed on described planet carrier, described planetary gear is arranged between described first gear ring and described central gear, and described first gear ring is contrary with described central gear direction of rotation;
It is characterized in that, described speedup Bidirectional mechanical converter also comprises
Reversing arrangement, described first gear ring and described central gear drive described main shaft by described reversing arrangement;
Keep described planet carrier to maintain static during use, described first gear ring inputs clockwise or anticlockwise moment, described main shaft rotates towards the direction preset.
2. speedup Bidirectional mechanical converter as claimed in claim 1, it is characterized in that, described reversing arrangement comprises the first identical one-way clutch of action direction and the second one-way clutch, and described action direction is identical with the described direction preset.
3. speedup Bidirectional mechanical converter as claimed in claim 2, it is characterized in that, described speedup Bidirectional mechanical converter also comprises the second gear ring coaxially arranged with described first gear ring, and described second gear ring is connected with described first one-way clutch.
4. speedup Bidirectional mechanical converter as claimed in claim 3, it is characterized in that, described first gear ring is integrated with described second gear ring or is coaxially connected.
5. speedup Bidirectional mechanical converter as claimed in claim 2, it is characterized in that, described speedup Bidirectional mechanical converter also comprises the 3rd gear ring coaxially arranged with described central gear, and described 3rd gear ring is connected with described second one-way clutch.
6. speedup Bidirectional mechanical converter as claimed in claim 5, it is characterized in that, described central gear is integrated with described 3rd gear ring or is coaxially connected.
7. speedup Bidirectional mechanical converter as claimed in claim 1, it is characterized in that, described speedup Bidirectional mechanical converter also comprises switching device shifter, and described switching device shifter is for the action direction of the action direction and described second one-way clutch that switch described first one-way clutch.
8. speedup Bidirectional mechanical converter as claimed in claim 1, it is characterized in that, described speedup Bidirectional mechanical converter also comprises grip device, maintains static for keeping described planet carrier.
9. speedup Bidirectional mechanical converter as claimed in claim 8, it is characterized in that, described grip device is integrated with described planet carrier or is fixedly connected with.
10. speedup Bidirectional mechanical converter as claimed in claim 8, it is characterized in that, described grip device is gripper rings.
11. speedup Bidirectional mechanical converters as claimed in claim 1, is characterized in that, the moment that input is contrary with the described direction preset on described first gear ring, and described main shaft rotates towards the described direction speedup preset.
12. speedup Bidirectional mechanical converters as claimed in claim 11, is characterized in that, the gearratio that described main shaft rotates towards the described direction speedup preset is the number of teeth of described first gear ring and the ratio of the described planetary number of teeth.
13. speedup Bidirectional mechanical converters as claimed in claim 12, is characterized in that, the gearratio that described main shaft rotates towards the described direction speedup preset is 3.
14. speedup Bidirectional mechanical converters as claimed in claim 1, is characterized in that, input and the described yawning moment preset on described first gear ring, and described main shaft is synchronized to rotate towards the described direction preset.
15. speedup Bidirectional mechanical converters as claimed in claim 14, is characterized in that, described main shaft is 1 towards the gearratio of the synchronized rotation in the described direction preset.
16. 1 kinds of screwdrivers, comprise
Criticize bar,
Speedup Bidirectional mechanical converter, comprises
Main shaft, is coaxially arranged with described batch of bar;
Speedup planetary gears, comprise the first gear ring, planetary gear, central gear and planet carrier, described planetary gear is installed on described planet carrier, described planetary gear is arranged between described first gear ring and described central gear, and described first gear ring is contrary with described central gear direction of rotation;
Handle, is coaxially arranged, for input torque with described first gear ring;
It is characterized in that, described speedup Bidirectional mechanical converter also comprises
Reversing arrangement, described first gear ring and described central gear drive described main shaft by described reversing arrangement;
Keep described planet carrier to maintain static during use, described handle inputs clockwise or anticlockwise moment on described first gear ring, and described batch of bar rotates towards the direction preset.
17. screwdrivers as claimed in claim 16, is characterized in that, described reversing arrangement comprises the first identical one-way clutch of action direction and the second one-way clutch, and described action direction is identical with the described direction preset.
18. screwdrivers as claimed in claim 17, is characterized in that, described speedup Bidirectional mechanical converter also comprises the second gear ring coaxially arranged with described first gear ring, and described second gear ring is connected with described first one-way clutch.
19. screwdrivers as claimed in claim 18, it is characterized in that, described first gear ring is integrated with described second gear ring or is coaxially connected.
20. screwdrivers as claimed in claim 19, it is characterized in that, described speedup Bidirectional mechanical converter also comprises the 3rd gear ring coaxially arranged with described central gear, described 3rd gear ring is connected with described second one-way clutch.
21. screwdrivers as claimed in claim 20, is characterized in that, described central gear is integrated with described 3rd gear ring or is coaxially connected.
22. screwdrivers as claimed in claim 16, it is characterized in that, described speedup Bidirectional mechanical converter also comprises switching device shifter, and described switching device shifter is for the action direction of the action direction and described second one-way clutch that switch described first one-way clutch.
23. screwdrivers as claimed in claim 22, is characterized in that, described switching device shifter comprises reversing shaft, be arranged at the push button that spiral slot on described reversing shaft and one end are arranged at described spiral slot.
24. screwdrivers as claimed in claim 16, it is characterized in that, described speedup Bidirectional mechanical converter also comprises grip device, maintains static for keeping described planet carrier.
25. screwdrivers as claimed in claim 24, it is characterized in that, described grip device is integrated with described planet carrier or is fixedly connected with.
26. screwdrivers as claimed in claim 24, it is characterized in that, described grip device is gripper rings.
27. screwdrivers as claimed in claim 16, is characterized in that, the moment that input is contrary with the described direction preset on described first gear ring, and described main shaft rotates towards the described direction speedup preset.
28. screwdrivers as claimed in claim 27, is characterized in that, the gearratio that described main shaft rotates towards the described direction speedup preset is the number of teeth of described first gear ring and the ratio of the described planetary number of teeth.
29. screwdrivers as claimed in claim 28, is characterized in that, the gearratio that described main shaft rotates towards the described direction speedup preset is 3.
30. screwdrivers as claimed in claim 16, is characterized in that, input and the described yawning moment preset on described first gear ring, and described main shaft is synchronized to rotate towards the described direction preset.
31. screwdrivers as claimed in claim 30, is characterized in that, described main shaft is 1 towards the gearratio of the synchronized rotation in the described direction preset.
32. 1 kinds of spanners, comprise
Moment output block,
Speedup Bidirectional mechanical converter, comprises
Main shaft, is coaxially arranged with described moment output block;
Speedup planetary gears, comprise the first gear ring, planetary gear, central gear and planet carrier, described planetary gear is installed on described planet carrier, described planetary gear is arranged between described first gear ring and described central gear, and described first gear ring is contrary with described central gear direction of rotation;
Handle, is coaxially arranged, for input torque with described first gear ring;
It is characterized in that, described speedup Bidirectional mechanical converter also comprises
Reversing arrangement, described first gear ring and described central gear drive described main shaft by described reversing arrangement;
Keep described planet carrier to maintain static during use, described handle inputs clockwise or anticlockwise moment on described first gear ring, and described moment output block rotates towards the direction preset.
33. spanners as claimed in claim 32, is characterized in that, described reversing arrangement comprises the first identical one-way clutch of action direction and the second one-way clutch, and described action direction is identical with the described direction preset.
34. spanners as claimed in claim 33, is characterized in that, described speedup Bidirectional mechanical converter also comprises the second gear ring coaxially arranged with described first gear ring, and described second gear ring is connected with described first one-way clutch.
35. spanners as claimed in claim 34, it is characterized in that, described first gear ring is integrated with described second gear ring or is coaxially connected.
36. spanners as claimed in claim 35, it is characterized in that, described speedup Bidirectional mechanical converter also comprises the 3rd gear ring coaxially arranged with described central gear, described 3rd gear ring is connected with described second one-way clutch.
37. spanners as claimed in claim 36, is characterized in that, described central gear is integrated with described 3rd gear ring or is coaxially connected.
38. spanners as claimed in claim 32, it is characterized in that, described speedup Bidirectional mechanical converter also comprises switching device shifter, and described switching device shifter is for the action direction of the action direction and described second one-way clutch that switch described first one-way clutch.
39. spanners as claimed in claim 38, is characterized in that, described switching device shifter comprises reversing shaft and the toggle being arranged at described reversing shaft one end.
40. spanners as claimed in claim 39, it is characterized in that, described spanner also comprises device of press-offing, described in device of press-offing comprise described toggle and be arranged at groove on described main shaft.
41. spanners as claimed in claim 32, it is characterized in that, described speedup Bidirectional mechanical converter also comprises grip device, maintains static for keeping described planet carrier.
42. spanners as claimed in claim 41, it is characterized in that, described grip device is integrated with described planet carrier or is fixedly connected with.
43. spanners as claimed in claim 41, it is characterized in that, described grip device is gripper rings.
44. spanners as claimed in claim 32, is characterized in that, the moment that input is contrary with the described direction preset on described first gear ring, and described main shaft rotates towards the described direction speedup preset.
45. spanners as claimed in claim 44, is characterized in that, the gearratio that described main shaft rotates towards the described direction speedup preset is the number of teeth of described first gear ring and the ratio of the described planetary number of teeth.
46. spanners as claimed in claim 45, is characterized in that, the gearratio that described main shaft rotates towards the described direction speedup preset is 3.
47. spanners as claimed in claim 32, is characterized in that, input and the described yawning moment preset on described first gear ring, and described main shaft is synchronized to rotate towards the described direction preset.
48. spanners as claimed in claim 47, is characterized in that, described main shaft is 1 towards the gearratio of the synchronized rotation in the described direction preset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410331132.2A CN105459002B (en) | 2014-07-11 | 2014-07-11 | Screw driver |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410331132.2A CN105459002B (en) | 2014-07-11 | 2014-07-11 | Screw driver |
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| CN105459002A true CN105459002A (en) | 2016-04-06 |
| CN105459002B CN105459002B (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410331132.2A Active CN105459002B (en) | 2014-07-11 | 2014-07-11 | Screw driver |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141975A (en) * | 2016-08-22 | 2016-11-23 | 安徽安庆市沙氏汽车配件有限公司 | A kind of pneumatic impact spanner of tire for vehicles |
| WO2018176587A1 (en) * | 2017-03-26 | 2018-10-04 | 吴钦发 | One-way power conversion device provided with rocking-rotating shell and method for implementing one-way conversion of one-way power conversion device |
| CN111035279A (en) * | 2020-01-02 | 2020-04-21 | 六安丰恺尼机电科技有限公司 | Mixing assembly for stirring drinks in vacuum cup |
| CN111823173A (en) * | 2020-08-14 | 2020-10-27 | 陕西科技大学 | Labor-saving screwdriver |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271642Y (en) * | 1996-08-26 | 1997-12-31 | 姜立人 | Driver with constant output transmission direction |
| DE102005023866B4 (en) * | 2005-05-24 | 2008-10-16 | Zu-Shung Shu | Direction switchable bit driver |
| EP2130647A3 (en) * | 2008-06-06 | 2010-06-02 | Bobby Hu | Ratchet wrench with three operative positions |
| CN102145477A (en) * | 2010-02-10 | 2011-08-10 | 浙江恒力进出口有限公司 | Ratchet wrench |
| CN203245777U (en) * | 2013-04-03 | 2013-10-23 | 杭州巨星工具有限公司 | Wrench |
| CN103753465A (en) * | 2014-01-24 | 2014-04-30 | 浙江斐凌工具有限公司 | Variable-speed ratchet device for screwdriver and screwdriver |
| CN203680184U (en) * | 2013-10-23 | 2014-07-02 | 浙江三鼎工具有限公司 | Multiple-rotating ratchet wheel screwdriver handle |
| CN203696882U (en) * | 2013-04-03 | 2014-07-09 | 杭州巨星工具有限公司 | Two-way screwdriver |
| CN204277894U (en) * | 2014-07-11 | 2015-04-22 | 杭州巨星工具有限公司 | Speedup Bidirectional mechanical converter and screwdriver and spanner |
-
2014
- 2014-07-11 CN CN201410331132.2A patent/CN105459002B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271642Y (en) * | 1996-08-26 | 1997-12-31 | 姜立人 | Driver with constant output transmission direction |
| DE102005023866B4 (en) * | 2005-05-24 | 2008-10-16 | Zu-Shung Shu | Direction switchable bit driver |
| EP2130647A3 (en) * | 2008-06-06 | 2010-06-02 | Bobby Hu | Ratchet wrench with three operative positions |
| CN102145477A (en) * | 2010-02-10 | 2011-08-10 | 浙江恒力进出口有限公司 | Ratchet wrench |
| CN203245777U (en) * | 2013-04-03 | 2013-10-23 | 杭州巨星工具有限公司 | Wrench |
| CN203696882U (en) * | 2013-04-03 | 2014-07-09 | 杭州巨星工具有限公司 | Two-way screwdriver |
| CN104097172A (en) * | 2013-04-03 | 2014-10-15 | 杭州巨星工具有限公司 | Bidirectional screwdriver |
| CN203680184U (en) * | 2013-10-23 | 2014-07-02 | 浙江三鼎工具有限公司 | Multiple-rotating ratchet wheel screwdriver handle |
| CN103753465A (en) * | 2014-01-24 | 2014-04-30 | 浙江斐凌工具有限公司 | Variable-speed ratchet device for screwdriver and screwdriver |
| CN204277894U (en) * | 2014-07-11 | 2015-04-22 | 杭州巨星工具有限公司 | Speedup Bidirectional mechanical converter and screwdriver and spanner |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141975A (en) * | 2016-08-22 | 2016-11-23 | 安徽安庆市沙氏汽车配件有限公司 | A kind of pneumatic impact spanner of tire for vehicles |
| WO2018176587A1 (en) * | 2017-03-26 | 2018-10-04 | 吴钦发 | One-way power conversion device provided with rocking-rotating shell and method for implementing one-way conversion of one-way power conversion device |
| CN111035279A (en) * | 2020-01-02 | 2020-04-21 | 六安丰恺尼机电科技有限公司 | Mixing assembly for stirring drinks in vacuum cup |
| CN111823173A (en) * | 2020-08-14 | 2020-10-27 | 陕西科技大学 | Labor-saving screwdriver |
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Effective date of registration: 20190417 Address after: 310019 35 Ring Road, Jianggan District, Jianggan District, Hangzhou, Zhejiang Applicant after: Hangzhou Great Star Industrial Co., Ltd. Applicant after: Hangzhou GreatStar Industrial Co., Ltd. Applicant after: Latchet Co.,Ltd. Address before: 310019 35 Ring Road, Jianggan District, Jianggan District, Hangzhou, Zhejiang Applicant before: Hangzhou Great Star Industrial Co., Ltd. Applicant before: Hangzhou GreatStar Industrial Co., Ltd. |
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