AU2016380001A1 - A reciprocating movement speed and displacement amplifying mechanism and method - Google Patents
A reciprocating movement speed and displacement amplifying mechanism and method Download PDFInfo
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- AU2016380001A1 AU2016380001A1 AU2016380001A AU2016380001A AU2016380001A1 AU 2016380001 A1 AU2016380001 A1 AU 2016380001A1 AU 2016380001 A AU2016380001 A AU 2016380001A AU 2016380001 A AU2016380001 A AU 2016380001A AU 2016380001 A1 AU2016380001 A1 AU 2016380001A1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
- F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
- F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
- F16H9/22—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes specially adapted for ropes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/06—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising flexible members, e.g. an endless flexible member
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Abstract
A mechanism and method for amplifying speed and displacement of a reciprocating movement, applicable in the amplification of speed and displacement during a reciprocating movement. The mechanism comprises a linear motion drive shaft (7) provided on a base and a fixed reversing wheel assembly (4). The linear motion drive shaft (7) is connected to a movable wheel assembly frame (6). Both sides of the movable wheel assembly frame (6) are provided with movable reversing wheel assemblies (1). Both the fixed reversing wheel assembly (4) and the movable reversing wheel assembly (1) are wound with driving cables (2). The driving cable (2) in the middle of the movable wheel assembly frame (6) is provided with a drive connection block (3) having an amplification ratio
Description
A Reciprocating Movement Speed and Displacement Amplifying
Mechanism and Method
Technical Field
The invention relates to a reciprocating movement speed and displacement amplifying mechanism and method, especially suitable for large-displacement and high-speed movement or simulation experiments in such conditions.
Background Technology
In movement conditions with large displacement and high speed, the output displacement and speed of the driver are limited, thus it is difficult to realize such conditions and do simulation experiments thereof. In order to realize amplification of small displacement and low speed of the driver, the existing amplifying mechanism mainly adopts a movable pulley block which can only realize unidirectional movement but not reciprocating movement; if a gear engaging acceleration method is used, the structure is complex, the engaging is difficult, the efficiency is low, and it is hard to realize amplification at an integral multiple ratio. For this purpose, the invention adopts a method of combining the rope with wheel sets by considering the space arrangement, to realize speed and displacement amplification of reciprocating movement, and meet the need for large-displacement and high-speed movement conditions.
Description of Invention
Technical problem: to solve the problems in the existing technology, the invention provides a reciprocating movement speed and displacement amplifying mechanism and method, to realize large-displacement and high-speed movement or simulation experiments in such conditions.
Technical scheme: the reciprocating movement speed and displacement amplifying mechanism of the invention comprises a linear movement driving shaft and a fixed reverse wheel set which are arranged on a base; the linear movement driving shaft is connected to a movable wheel set carrier, on which a movable reverse wheel set located at the two sides of the fixed reverse wheel set is arranged, a driving rope is wound around the fixed reverse wheel set and the movable reverse wheel set, a driving connection block with movement speed and displacement amplification ratio of r is arranged on the driving rope, and a preloaded spring is connected at one end of the driving rope.
The amplification ratio r of the movement speed and displacement is 3-8 times.
The movement speed and displacement amplification ratio r is 3 times, the fixed reverse wheel set comprises a first fixed reverse wheel provided with two rope grooves, and the movable reverse wheel set comprises a first and a second movable reverse wheel arranged at the two sides of the first fixed reverse wheel; one end of the driving rope is fixed on the movable wheel set carrier, the other end thereof successively passes through the first rope groove of the first fixed reverse wheel, the first movable reverse wheel, the driving connection block, the second movable reverse wheel, and the second rope groove of the first fixed reverse wheel, and is finally connected to the preloaded spring fixed on the movable wheel set carrier.
The movement speed and displacement amplification ratio r is 4 times, the fixed reverse wheel set comprises a first fixed reverse wheel provided with two rope grooves, the movable reverse wheel set comprises a first, a second, a third and a fourth movable reverse wheel, the preloaded spring is arranged on the base, one end of the driving rope is fixed on the base, the other end thereof successively passes through the first movable reverse wheel , the first rope groove of the first fixed reverse wheel, the third movable reverse wheel, the driving connection block, the fourth movable reverse wheel, the second rope groove of the first fixed reverse wheel and the second movable reverse wheel, and is finally connected to the preloaded spring fixed on the base.
The movement speed and displacement amplification ratio r is 5 times, and the fixed reverse wheel set comprises a first and a second fixed reverse wheel respectively provided with two rope grooves; the movable reverse wheel set comprises a first, a second, a third and a fourth movable reverse wheel, and the preloaded spring is arranged on the movable wheel set carrier; one end of the driving rope is fixed on the movable wheel set carrier, the other end thereof successively passes through the first rope groove of the first fixed reverse wheel, the first movable reverse wheel, the first rope groove of the second fixed reverse wheel, the third movable reverse wheel, the driving connection block, the fourth movable reverse wheel, the second rope groove of the second fixed reverse wheel, the second movable reverse wheel and the second rope groove of the first fixed reverse wheel, and is finally connected to the preloaded spring fixed on the movable wheel set carrier.
The movement speed and displacement amplification ratio r is 6 times, and the fixed reverse wheel set comprises a first and a second fixed reverse wheel respectively provided with two rope grooves; the movable reverse wheel set comprises a first, a second, a third, a fourth, a fifth and a sixth movable reverse wheel; the preloaded spring is fixedly arranged on the base, one end of the driving rope is fixed on the base, the other end thereof successively passes through the first movable reverse wheel, the first rope groove of the first fixed reverse wheel, the third movable reverse wheel, the first rope groove of the second fixed reverse wheel, the fifth movable reverse wheel, the driving connection block, the sixth movable reverse wheel, the second rope groove of the second fixed reverse wheel, the fourth movable reverse wheel, the second rope groove of the first fixed reverse wheel and the second movable reverse wheel, and is finally fixedly connected to the preloaded spring located on the base.
The movement speed and displacement amplification ratio r is 7 times, and the fixed reverse wheel set comprises a first, a second and a third fixed reverse wheel respectively provided with two rope grooves; the movable reverse wheel set comprises a first, a second, a third, a fourth, a fifth and a sixth movable reverse wheel; the preloaded spring is fixedly arranged on the movable wheel set carrier; one end of the driving rope is fixed on the movable wheel set carrier, the other end thereof successively passes through the first rope groove of the first fixed reverse wheel, the first movable reverse wheel, the first rope groove of the second fixed reverse wheel, the third movable reverse wheel, the first rope groove of the third fixed reverse wheel, the fifth movable reverse wheel, the driving connection block, the sixth movable reverse wheel, the second rope groove of the third fixed reverse wheel, the fourth movable reverse wheel, the second rope groove of the second fixed reverse wheel, the second movable reverse wheel and the second rope groove of the first fixed reverse wheel, and is finally fixedly connected to the preloaded spring located on the movable wheel set carrier.
The movement speed and displacement amplification ratio r is 8 times, and the fixed reverse wheel set comprises a first, a second and a third fixed reverse wheel respectively provided with two rope grooves; the movable reverse wheel set comprises a first, a second, a third, a fourth, a fifth, a sixth, a seventh and an eighth movable reverse wheel, and the preloaded spring is fixedly arranged on the base; one end of the driving rope is fixed on the base, the other end thereof successively passes through the first movable reverse wheel, the first rope groove of the first fixed reverse wheel, the third movable reverse wheel, the first rope groove of the second fixed reverse wheel, the fifth movable reverse wheel, the first rope groove of the third fixed reverse wheel, the seventh movable reverse wheel, the driving connection block, the eighth movable reverse wheel, the second rope groove of the third fixed reverse wheel, the sixth movable reverse wheel, the second rope groove of the second fixed reverse wheel, the fourth movable reverse wheel, the second rope groove of the first fixed reverse wheel and the second movable reverse wheel, and is finally fixedly connected to the preloaded spring located on the base. A reciprocating movement speed and displacement amplifying method using the above mechanism: the linear movement driving shaft fixed on the base is driven to drive the movable wheel set carrier connected therewith to make linear reciprocating movement, the movable reverse wheel set arranged on the movable wheel set carrier makes reciprocating movement along the linear direction together with the movable wheel set carrier and drives the driving rope wound around the fixed reverse wheel set and the movable reverse wheel set to make reciprocating movement; since the fixed reverse wheel set does not move and only the movable reverse wheel set moves, the driving connection block connected on the reciprocally-moving driving rope moves at a displacement and speed with corresponding amplification ratio according to the set movement speed and displacement amplification ratio r; at the amplification ratio, the displacement is r s and the speed is r v, where s refers to the reciprocating movement distance and v the reciprocating movement speed.
Beneficial effect: because the above technical scheme is used, compared to the existing technology, the invention has the following advantages: (1) Linear reciprocating driving with a plurality of displacement and speed amplification ratios is realized: in the driving mechanism of the invention, through coordination of the fixed and movable reverse wheel sets, a plurality of output speed or stroke amplification ratios of the linear movement driving shaft are realized, the requirement for high-speed or long-stroke conditions is satisfied, the tensioning of the symmetrical closed loop overcomes the disadvantage of unidirectional driving of the traditional pulley unit, and thus linear reciprocating driving is realized. (2) Broad application scope: the driving mechanism of the invention is suitable for the driving arrangement of the linear reciprocating movement driving shaft with limited stroke and high output speed, including hydraulic cylinder driving, thus having a broad application scope; (3) Simple structure: small space occupation and stable and reliable driving: the driving mechanism of the invention has simple structure which overcomes the complexity of the existing gear engagement driving, the pulleys each provided with a plurality of grooves can be used to reduce the overall structure and thus a small space is occupied; the mechanism is provided with the driving rope and the preloaded spring which can ensure stable and reliable driving.
Brief Description of Drawings
Fig. 1 shows the 3D model diagram of the invention with the displacement and speed amplification ratio of 3 times;
Fig. 2 shows the mechanism diagram of the invention with the displacement and speed amplification ratio of 3 times;
Fig. 3 shows the winding diagram of the driving rope of the invention with the displacement and speed amplification ratio of 3 times;
Fig. 4 shows the schematic diagram of the mechanism of the invention with the displacement and speed amplification ratio of 3 times;
Fig. 5 shows the 3D model diagram of the invention with the displacement and speed amplification ratio of 4 times;
Fig. 6 shows the mechanism diagram of the invention with the displacement and speed amplification ratio of 4 times;
Fig. 7 shows the winding diagram of the driving rope of the invention with the displacement and speed amplification ratio of 4 times;
Fig. 8 shows the schematic diagram of the mechanism of the invention with the displacement and speed amplification ratio of 4 times;
Fig. 9 shows the mechanism diagram of the invention with the displacement and speed amplification ratio of 5 times;
Fig. 10 shows the mechanism diagram of the invention with the displacement and speed amplification ratio of 6 times;
Fig. 11 shows the mechanism diagram of the invention with the displacement and speed amplification ratio of 7 times;
Fig. 12 shows the mechanism diagram of the invention with the displacement and speed amplification ratio of 8 times.
In the figures, 1 refers to the movable reverse wheel set, 2 the driving rope, 3 the driving connection block, 4 the fixed reverse wheel set, 5 the preloaded spring, 6 the movable wheel set carrier, 7 the linear movement driving shaft, 1-1 the first movable reverse wheel, 1-2 the second movable reverse wheel, 1-3 the third movable reverse wheel, 1-4 the fourth movable reverse wheel, 1-5 the fifth movable reverse wheel, 1-6 the sixth movable reverse wheel, 1-7 the seventh movable reverse wheel, 1-8 the eighth movable reverse wheel, 4-1 the first fixed reverse wheel, 4-2 the second fixed reverse wheel, and 4-3 the third fixed reverse wheel.
Specific Implementation
Embodiments of the invention will be further described hereinafter in combination with the attached drawings.
The reciprocating movement speed and displacement amplifying mechanism of the invention is mainly composed of a movable reverse wheel set 1, a fixed reverse wheel set 4, a movable wheel set carrier 6 and a linear movement driving shaft 7, wherein the linear movement driving shaft 7 and the fixed reverse wheel set 4 are arranged on a base, the movable wheel set carrier 6 is connected to the linear movement driving shaft 7, the movable reverse wheel set 1 located at the two sides of the fixed reverse wheel set 4 is arranged on the movable wheel set carrier 6, a driving rope 2 is wound around the fixed reverse wheel set 4 and the movable reverse wheel set 1, and a driving connection block 3 with movement speed and displacement amplification ratio of r is arranged on the driving rope 2; a preloaded spring 5 is connected at one end of the driving rope 2. The amplification ratio r of the movement speed and displacement is 3-8 times.
The reciprocating movement speed and displacement amplifying method of the invention: the linear movement driving shaft 7 fixed on the base is driven to drive the movable wheel set carrier 6 connected therewith to make linear reciprocating movement, the movable reverse wheel set 1 arranged on the movable wheel set earner 6 makes reciprocating movement along the linear direction together with the movable wheel set carrier 6 and drives the driving rope 2 wound around the fixed reverse wheel set 4 and the movable reverse wheel set 1 to make reciprocating movement; since the fixed reverse wheel set 4 does not move and only the movable reverse wheel set 1 moves, the driving connection block 3 connected on the reciprocally-moving driving rope 2 moves at a displacement and speed with corresponding amplification ratio according to the set movement speed and displacement amplification ratio r; at the amplification ratio, the displacement is r-s and the speed is r-v, where s refers to the reciprocating movement distance and v the reciprocating movement speed.
Embodiment 1: as shown in Figures 1-2, the movement speed and displacement amplification ratio r is 3 times, the fixed reverse wheel set 4 comprises a first fixed reverse wheel 4-1 provided with two rope grooves, the movable reverse wheel set 1 comprises a first and a second movable reverse wheel 1-1 and 1-2 arranged at the two sides of the first fixed reverse wheel 4-1, and the preloaded spring 5 is arranged on the movable wheel set carrier 6. As shown in Fig. 3, one end of the driving rope 2 is fixed on the movable wheel set carrier 6, the other end thereof successively passes through the first rope groove of the first fixed reverse wheel 4-1, the first movable reverse wheel 1-1, the driving connection block 3, the second movable reverse wheel 1-2, and the second rope groove of the first fixed reverse wheel 4-1, and is finally connected to the preloaded spring 5 fixed on the movable wheel set carrier 6. Wherein, the fixed reverse wheel set 4 is fixed on the base; the preloaded spring 5 is used to tension the driving rope 2 so that the driving is more stable and reliable; the driving connection block 3 is fixedly connected to the driving rope 2. By being fixed connected with the driving connection block 3, the target element can realize linear reciprocating movement with the displacement and speed amplification ratio of 3 times of the power output end of the linear movement driving shaft 7.
As shown in Fig. 4, the linear movement driving shaft 7 drives the movable wheel set carrier to move linearly, the movable reverse wheel set 1 on the movable wheel set carrier drives the driving rope 2 to move, and thus drives the driving connection block 3 on the driving rope 2 to make linear movement; when the displacement and speed amplification ratio of the driving mechanism is 3 times, if the linear movement driving shaft 7 drives at a distance of s and at a speed of v, the movement distance of the movable reverse wheel set 1 on the movable wheel set carrier is s, the change of the distance between the movable reverse wheel set 1 and the fixed reverse wheel set 4 is s, the horizontal movement distance of the driving connection block 3 is 3s, and the output speed is 3v.
Embodiment 2: as shown in Figures 5-6, basically the same as embodiment 1. The same parts are omitted and the differences are: the movement speed and displacement amplification ratio r is 4 times, the fixed reverse wheel set 4 comprises a first fixed reverse wheel 4-1 provided with two rope grooves, the movable reverse wheel set 1 comprises a first, a second, a third and a fourth movable reverse wheel 1-1, 1-2, 1-3 and 1-4, and the preloaded spring 5 is arranged on the base. As shown in Fig. 7, one end of the driving rope 2 is fixed on the base, the other end thereof successively passes through the first movable reverse wheel 1-1, the first rope groove of the first fixed reverse wheel 4-1, the first movable reverse wheel 1-3, the driving connection block 3, the fourth movable reverse wheel 1-4, the second rope groove of the first fixed reverse wheel 4-1 and the second movable reverse wheel 1-2, and is finally connected to the preloaded spring 5 fixed on the base. The preloaded spring 5, the first fixed reverse wheel 4-1, the first movable reverse wheel 1-1 and the second movable reverse wheel 1-2 are arranged between the first movable reverse wheel 1-3 and the fourth movable reverse wheel 1-4, and the rotation center of the movable reverse wheel set 1 is in the same horizontal line as the movement track of the linear movement driving shaft 7. Compared to embodiment 2, the arrangement has advantages of more compact structure, smaller space occupation and stable and reliable driving.
As shown in Fig. 8, the linear movement driving shaft 7 drives the movable wheel set carrier to move horizontally, the movable reverse wheel set 1 on the movable wheel set carrier drives the driving rope 2 to move, and thus drives the driving connection block 3 on the driving rope 2 to make horizontal movement; when the displacement and speed amplification ratio of the driving mechanism is 4 times, if the linear movement driving shaft 7 drives at a distance of s and at a speed of v, the movement distance of the movable reverse wheel set 1 on the movable wheel set carrier is s, the change of the distance between the movable reverse wheel set 1 and the fixed reverse wheel set 4 is s, the horizontal movement distance of the driving connection block 3 is 4s, and the output speed is 4v.
Embodiment 3: as shown in Fig 9, basically the same as embodiment 1. The same parts are omitted and the differences are: the movement speed and displacement amplification ratio r is 5 times, the fixed reverse wheel set 4 comprises a first and a second fixed reverse wheel 4-1 and 4-2 respectively provided with two rope grooves, and the movable reverse wheel set 1 comprises a first, a second, a third and a fourth movable reverse wheel 1-1, 1-2, 1-3 and 1-4, and the preloaded spring 5 is arranged on the movable wheel set carrier 6. One end of the driving rope 2 is fixed on the movable wheel set carrier 6, the other end thereof successively passes through the first rope groove of the first fixed reverse wheel 4-1, the first movable reverse wheel 1-1, the first rope groove of the second fixed reverse wheel 4-2, the first movable reverse wheel 1-3, the driving connection block 3, the fourth movable reverse wheel 1-4, the second rope groove of the second fixed reverse wheel 4-2 and the second movable reverse wheel 1-2 and the second rope groove of the first fixed reverse wheel 4-1, and is finally connected to the preloaded spring 5 fixed on the movable wheel set carrier 6. The preloaded spring 5, the first fixed reverse wheel 4-1, the second fixed reverse wheel 4-2, the first movable reverse wheel 1-1 and the second movable reverse wheel 1-2 are arranged between the first movable reverse wheel 1-3 and the fourth movable reverse wheel 1 -4, and the rotation center of the movable reverse wheel set 1 is in the same horizontal line as the movement track of the linear movement driving shaft 7. Compared to embodiment 4, the arrangement has advantages of more compact structure, smaller space occupation and stable and reliable driving.
If the linear movement driving shaft 7 drives at a distance of s and at a speed of v, the movement distance of the movable reverse wheel set 1 on the movable wheel set carrier is s, the change of the distance between the movable reverse wheel set 1 and the fixed reverse wheel set 4 is s, the horizontal movement distance of the driving connection block 3 is 5s, and the output speed is 5v.
Embodiment 4: as shown in Fig 10, basically the same as embodiment 2. The same parts are omitted and the differences are: the movement speed and displacement amplification ratio r is 6 times, the fixed reverse wheel set 4 comprises a first and a second fixed reverse wheel 4-1 and 4-2 respectively provided with two rope grooves, and the movable reverse wheel set 1 comprises a first, a second, a third, a fourth, a fifth and a sixth movable reverse wheel 1-1, 1-2, 1-3, 1-4, 1-5 and 1-6. The preloaded spring 5 is fixedly arranged on the base, one end of the driving rope 2 is fixed on the base, the other end thereof successively passes through the first movable reverse wheel 1-1, the first rope groove of the first fixed reverse wheel 4-1, the first movable reverse wheel 1-3, the first rope groove of the second fixed reverse wheel 4-2, the first movable reverse wheel 1-5, the driving connection block 3, the fourth movable reverse wheel 1-6, the second rope groove of the second fixed reverse wheel 4-2, the fourth movable reverse wheel 1-4, the second rope groove of the first fixed reverse wheel 4-1 and the second movable reverse wheel 1-2, and is finally fixedly connected to the preloaded spring 5 located on the base; The preloaded spring 5, the first fixed reverse wheel 4-1, the first movable reverse wheel 1-1 and the second movable reverse wheel 1-2 are arranged between the first movable reverse wheel 1-3 and the fourth movable reverse wheel 1-4, the second fixed reverse wheel 4-2, the third movable reverse wheel 1-3 and the fourth movable reverse wheel 1-4 are arranged between the fifth movable reverse wheel 1-5 and the sixth movable reverse wheel 1-6, and the rotation center of the movable reverse wheel set 1 is in the same horizontal line as the movement track of the linear movement driving shaft 7. Compared to embodiment 6, the arrangement has advantages of more compact structure, smaller space occupation and stable and reliable driving.
If the linear movement driving shaft 7 drives at a distance of s and at a speed of v, the movement distance of the movable reverse wheel set 1 on the movable wheel set carrier is s, the change of the distance between the movable reverse wheel set 1 and the static pulley is s, the horizontal movement distance of the driving connection block 3 is 65, and the output speed is 6v.
Embodiment 5: as shown in Fig 11, basically the same as embodiment 3. The same parts are omitted and the differences are: the movement speed and displacement amplification ratio r is 7 times, the fixed reverse wheel set 4 comprises a first, a second and a third fixed reverse wheel 4-1, 4-2 and 4-3 respectively provided with two rope grooves, the movable reverse wheel set 1 comprises a first, a second, a third, a fourth, a fifth and a sixth movable reverse wheel 1-1, 1-2, 1-3, 1-4, 1-5 and 1-6, and the preloaded spring 5 is arranged on the movable wheel set carrier 6. One end of the driving rope 2 is fixed on the movable wheel set carrier 6, the other end thereof successively passes through the first rope groove of the first fixed reverse wheel 4-1, the first movable reverse wheel 1-1, the first rope groove of the second fixed reverse wheel 4-2, the first movable reverse wheel 1-3, the first rope groove of the third fixed reverse wheel 4-3, the first movable reverse wheel 1-5, the driving connection block 3, the sixth movable reverse wheel 1-6, the second rope groove of the third fixed reverse wheel 4-3, the fourth movable reverse wheel 1-4, the second rope groove of the second fixed reverse wheel 4-2, the second movable reverse wheel 1-2 and the second rope groove of the first fixed reverse wheel 4-1, and is finally connected to the preloaded spring 5 located on the movable wheel set carrier 6; The preloaded spring 5, the first fixed reverse wheel 4-1, the second fixed reverse wheel 4-2, the first movable reverse wheel 1-1 and the second movable reverse wheel 1-2 are arranged between the first movable reverse wheel 1-3 and the fourth movable reverse wheel 1-4, the third fixed reverse wheel 4-3, the third movable reverse wheel 1-3 and the fourth movable reverse wheel 1-4 are arranged between the fifth movable reverse wheel 1-5 and the sixth movable reverse wheel 1-6, and the rotation center of the movable reverse wheel set 1 is in the same horizontal line as the movement track of the linear movement driving shaft 7. Compared to embodiment 9, the arrangement has advantages of more compact structure, smaller space occupation and stable and reliable driving.
If the linear movement driving shaft 7 drives at a distance of s and at a speed of v, the movement distance of the movable reverse wheel set 1 on the movable wheel set carrier is s, the change of the distance between the movable reverse wheel set 1 and the static pulley is s, the horizontal movement distance of the driving connection block 3 is Is, and the output speed is 7v.
Embodiment 6: as shown in Fig 12, basically the same as embodiment 4. The same parts are omitted and the differences are: the movement speed and displacement amplification ratio r is 8 times, the fixed reverse wheel set 4 comprises a first, a second and a third fixed reverse wheel 4-1, 4-2 and 4-3 respectively provided with two rope grooves, the movable reverse wheel set 1 comprises a first, a second, a third, a fourth, a fifth, a sixth, a seventh and an eighth movable reverse wheel 1-1, 1-2, 1-3, 1-4, 1-5, 1-6, 1-7 and 1-8, and the preloaded spring 1 is arranged on the base. One end of the driving rope 2 is fixed on the base, the other end thereof successively passes through the first movable reverse wheel 1-1, the first rope groove of the first fixed reverse wheel 4-1, the first movable reverse wheel 1-3, the first rope groove of the second fixed reverse wheel 4-2, the first movable reverse wheel 1-5, the first rope groove of the third fixed reverse wheel 4-3, the first movable reverse wheel 1-7, the driving connection block 3, the sixth movable reverse wheel 1-8, the second rope groove of the third fixed reverse wheel 4-3, the sixth movable reverse wheel 1-6, the second rope groove of the second fixed reverse wheel 4-2, the fourth movable reverse wheel 1 -4, the second rope groove of the first fixed reverse wheel 4-1 and the second movable reverse wheel 1-2, and is finally connected to the preloaded spring 5 located on the base. The preloaded spring 5, the first fixed reverse wheel 4-1, the first movable reverse wheel 1-1 and the second movable reverse wheel 1-2 are arranged between the first movable reverse wheel 1-3 and the fourth movable reverse wheel 1-4, the second fixed reverse wheel 4-2, the third movable reverse wheel 1-3 and the fourth movable reverse wheel 1-4 are arranged between the fifth movable reverse wheel 1-5 and the sixth movable reverse wheel 1-6, the third fixed reverse wheel 4-3, the fifth movable reverse wheel 1-5 and the sixth movable reverse wheel 1-6 are arranged between the seventh movable reverse wheel 1-7 and the eighth movable reverse wheel 1-8, and the rotation center of the movable reverse wheel set 1 is in the same horizontal line as the movement track of the linear movement driving shaft 7. Compared to embodiment 12, the arrangement has advantages of more compact structure, smaller space occupation and stable and reliable driving.
If the linear movement driving shaft 7 drives at a distance of s and at a speed of v, the movement distance of the movable reverse wheel set 1 on the movable wheel set carrier is s, the change of the distance between the movable reverse wheel set 1 and the static pulley is s, the horizontal movement distance of the driving connection block 3 is 8s, and the output speed is 8v.
Claims (9)
1. A reciprocating movement speed and displacement amplifying mechanism, characterized in that the mechanism comprises a a linear movement driving shaft (7) and a fixed reverse wheel set (4) which are arranged on a base; the linear movement driving shaft (7) is connected to a movable wheel set carrier (6), on which a movable reverse wheel set (1) located at the two sides of the fixed reverse wheel set (4) is arranged, a driving rope (2) is wound around the fixed reverse wheel set (4) and the movable reverse wheel set (1), a driving connection block (3) with movement speed and displacement amplification ratio of r is arranged on the driving rope (2), and a preloaded spring (5) is connected at one end of the driving rope (2).
2. A reciprocating movement speed and displacement amplifying mechanism according to Claim 1, characterized in that the movement speed and displacement amplification ratio r is 3-8 times.
3. A reciprocating movement speed and displacement amplifying mechanism according to Claims 1 and 2, characterized in that the movement speed and displacement amplification ratio r is 3 times, the fixed reverse wheel set (4) comprises a first fixed reverse wheel (4-1) provided with two rope grooves, and the movable reverse wheel set (1) comprises a first and a second movable reverse wheel (1-1 and 1-2) arranged at the two sides of the first fixed reverse wheel (4-1); one end of the driving rope (2) is fixed on the movable wheel set carrier (6), the other end thereof successively passes through the first rope groove of the first fixed reverse wheel (4-1), the first movable reverse wheel (1-1), the driving connection block (3), the second movable reverse wheel (1-2), and the second rope groove of the first fixed reverse wheel (4-1), and is finally connected to the preloaded spring (5) fixed on the movable wheel set carrier (6).
4. A reciprocating movement speed and displacement amplifying mechanism according to Claims 1 and 2, characterized in that the movement speed and displacement amplification ratio r is 4 times, the fixed reverse wheel set (4) comprises a first fixed reverse wheel (4-1) provided with two rope grooves, the movable reverse wheel set (1) comprises a first, a second, a third and a fourth movable reverse wheel (1-1, 1-2, 1-3 and 1-4), the preloaded spring (5) is arranged on the base, one end of the driving rope (2) is fixed on the base, the other end thereof successively passes through the first movable reverse wheel (1-1), the first rope groove of the first fixed reverse wheel (4-1), the third movable reverse wheel (1-3), the driving connection block (3), the fourth movable reverse wheel (1-4), the second rope groove of the first fixed reverse wheel (4-1) and the second movable reverse wheel (1-2), and is finally connected to the preloaded spring (5) fixed on the base.
5. A reciprocating movement speed and displacement amplifying mechanism according to Claims 1 and 2, characterized in that the movement speed and displacement amplification ratio r is 5 times, and the fixed reverse wheel set (4) comprises a first and a second fixed reverse wheel (4-1 and 4-2) respectively provided with two rope grooves; the movable reverse wheel set (1) comprises a first, a second, a third and a fourth movable reverse wheel (1-1, 1-2, 1-3 and 1-4), and the preloaded spring (5) is arranged on the movable wheel set carrier (6); one end of the driving rope (2) is fixed on the movable wheel set carrier (6), the other end thereof successively passes through the first rope groove of the first fixed reverse wheel (4-1), the first movable reverse wheel (1-1), the first rope groove of the second fixed reverse wheel (4-2), the third movable reverse wheel (1-3), the driving connection block (3), the fourth movable reverse wheel (1-4), the second rope groove of the second fixed reverse wheel (4-2), the second movable reverse wheel (1-2) and the second rope groove of the first fixed reverse wheel (4-1), and is finally connected to the preloaded spring (5) fixed on the movable wheel set carrier (6).
6. A reciprocating movement speed and displacement amplifying mechanism according to Claims 1 and 2, characterized in that the movement speed and displacement amplification ratio r is 6 times, and the fixed reverse wheel set (4) comprises a first and a second fixed reverse wheel (4-1 and 4-2) respectively provided with two rope grooves; the movable reverse wheel set (1) comprises a first, a second, a third, a fourth, a fifth and a sixth movable reverse wheel (1-1, 1-2, 1-3, 1-4, 1-5 and 1-6); the preloaded spring (5) is fixedly arranged on the base, one end of the driving rope (2) is fixed on the base, the other end thereof successively passes through the first movable reverse wheel (1-1), the first rope groove of the first fixed reverse wheel (4-1), the third movable reverse wheel (1-3), the first rope groove of the second fixed reverse wheel (4-2), the fifth movable reverse wheel (1-5), the driving connection block (3), the sixth movable reverse wheel (1-6), the second rope groove of the second fixed reverse wheel (4-2), the fourth movable reverse wheel (1-4), the second rope groove of the first fixed reverse wheel (4-1) and the second movable reverse wheel (1-2), and is finally fixedly connected to the preloaded spring (5) located on the base.
7. A reciprocating movement speed and displacement amplifying mechanism according to Claims 1 and 2, characterized in that the movement speed and displacement amplification ratio r is 7 times, and the fixed reverse wheel set (4) comprises a first, a second and a third fixed reverse wheel (4-1, 4-2 and 4-3) respectively provided with two rope grooves; the movable reverse wheel set (1) comprises a first, a second, a third, a fourth, a fifth and a sixth movable reverse wheel (1-1, 1-2, 1-3, 1-4, 1-5 and 1-6); the preloaded spring (5) is fixedly arranged on the movable wheel set carrier (6); one end of the driving rope (2) is fixed on the movable wheel set carrier (6), the other end thereof successively passes through the first rope groove of the first fixed reverse wheel (4-2), the first movable reverse wheel (1-1), the first rope groove of the second fixed reverse wheel (4-2), the third movable reverse wheel (1-3), the first rope groove of the third fixed reverse wheel (4-3), the fifth movable reverse wheel (1-5), the driving connection block (3), the sixth movable reverse wheel (1-6), the second rope groove of the third fixed reverse wheel (4-3), the fourth movable reverse wheel (1-4), the second rope groove of the second fixed reverse wheel (4-2), the second movable reverse wheel (1-2) and the second rope groove of the first fixed reverse wheel (4-1), and is finally fixedly connected to the preloaded spring (5) located on the movable wheel set carrier (6).
8. A reciprocating movement speed and displacement amplifying mechanism according to Claims 1 and 2, characterized in that the movement speed and displacement amplification ratio r is 8 times, and the fixed reverse wheel set (4) comprises a first, a second and a third fixed reverse wheel (4-1, 4-2 and 4-3) respectively provided with two rope grooves; the movable reverse wheel set (1) comprises a first, a second, a third, a fourth, a fifth, a sixth, a seventh and an eighth movable reverse wheel (1-1, 1-2, 1-3, 1-4, 1-5, 1-6, 1-7 and 1-8), and the preloaded spring (5) is fixedly arranged on the base; one end of the driving rope (2) is fixed on the base, the other end thereof successively passes through the first movable reverse wheel (1-1), the first rope groove of the first fixed reverse wheel (4-1), the third movable reverse wheel (1-3), the first rope groove of the second fixed reverse wheel (4-2), the fifth movable reverse wheel (1-5), the first rope groove of the third fixed reverse wheel (4-3), the seventh movable reverse wheel (1-7), the driving connection block (3), the eighth movable reverse wheel (1-8), the second rope groove of the third fixed reverse wheel (4-3), the sixth movable reverse wheel (1-6), the second rope groove of the second fixed reverse wheel (4-2), the fourth movable reverse wheel (1-4), the second rope groove of the first fixed reverse wheel (4-1) and the second movable reverse wheel (1-2), and is finally fixedly connected to the preloaded spring (5) located on the base.
9. A reciprocating movement speed and displacement amplifying method using the mechanism as claimed in Claim 1, characterized in that the linear movement driving shaft (7) fixed on the base is driven to drive the movable wheel set carrier (6) connected therewith to make linear reciprocating movement, the movable reverse wheel set (1) arranged on the movable wheel set carrier (6) makes reciprocating movement along the linear direction together with the movable wheel set carrier (6) and drives the driving rope (2) wound around the fixed reverse wheel set (4) and the movable reverse wheel set (1) to make reciprocating movement; since the fixed reverse wheel set (4) does not move and only the movable reverse wheel set (1) moves, the driving connection block (3) connected on the reciprocally-moving driving rope (2) moves at a displacement and speed with corresponding amplification ratio according to the set movement speed and displacement amplification ratio r; at the amplification ratio, the displacement is r s and the speed is rv, where s refers to the reciprocating movement distance and v the reciprocating movement speed.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511023746.5 | 2015-12-30 | ||
| CN201511023746.5A CN105465304B (en) | 2015-12-30 | 2015-12-30 | The mechanism and method of a kind of reciprocating running speed and displacement equations |
| PCT/CN2016/074616 WO2017113497A1 (en) | 2015-12-30 | 2016-02-26 | Mechanism and method for amplifying reciprocating speed and displacement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2016380001A1 true AU2016380001A1 (en) | 2017-10-26 |
| AU2016380001B2 AU2016380001B2 (en) | 2019-03-14 |
Family
ID=55603325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2016380001A Ceased AU2016380001B2 (en) | 2015-12-30 | 2016-02-26 | A reciprocating movement speed and displacement amplifying mechanism and method |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN105465304B (en) |
| AU (1) | AU2016380001B2 (en) |
| WO (1) | WO2017113497A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763577A (en) * | 2016-12-01 | 2017-05-31 | 哈工大机器人集团上海有限公司 | A kind of changement |
| CN106481759B (en) * | 2016-12-01 | 2018-09-04 | 哈工大机器人集团上海有限公司 | A kind of changement |
| CN106438888B (en) * | 2016-12-08 | 2018-12-25 | 哈工大机器人集团上海有限公司 | A kind of pulley wire rope T-type commutator |
| CN107764645B (en) * | 2017-10-09 | 2021-05-07 | 中国矿业大学 | Large-size clay high-pressure consolidation test device |
| CN108953528B (en) * | 2018-08-20 | 2021-09-24 | 良求机械股份有限公司 | Adjustable steel wire speed change mechanism |
| CN111397494A (en) * | 2020-03-09 | 2020-07-10 | 五邑大学 | Soft finger convenient to measure |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1004294B (en) * | 1985-04-26 | 1989-05-24 | 华北石油管理局机修厂 | Long stroke pumping unit |
| DD300355A7 (en) * | 1989-12-14 | 1992-06-04 | Zittau Tech Hochschule | PROCESS FOR DELIVERY, PREFERABLY FOR GRINDING TOOLS |
| AU8183591A (en) * | 1991-07-02 | 1993-02-11 | Janos Morvay | Assembly for doubling the stroke length and speed of a linear reciprocating movement |
| CN2281915Y (en) * | 1995-02-08 | 1998-05-20 | 颜纯 | Constant tension compensator for electric railway contact net |
| US6134978A (en) * | 1997-11-13 | 2000-10-24 | Lin; Bob | Transmission mechanism for a scanner |
| CN2666600Y (en) * | 2003-07-24 | 2004-12-29 | 孙树才 | Hydraulic broaching machine |
| CN102601662B (en) * | 2012-03-26 | 2013-11-27 | 长安大学 | Speed multiplying mechanism for pulley block of hydraulic cylinder |
| CN102601661A (en) * | 2012-03-26 | 2012-07-25 | 长安大学 | Speed multiplying mechanism of hydraulic cylinder |
| CN203362205U (en) * | 2013-06-29 | 2013-12-25 | 长治市永华机械有限公司 | Variation movable pulley mechanism capable of using small stroke for realizing long travel distance |
| CN203903880U (en) * | 2014-06-19 | 2014-10-29 | 上海午晟机电科技有限公司 | Pulley block stroke driver |
-
2015
- 2015-12-30 CN CN201511023746.5A patent/CN105465304B/en not_active Expired - Fee Related
-
2016
- 2016-02-26 AU AU2016380001A patent/AU2016380001B2/en not_active Ceased
- 2016-02-26 WO PCT/CN2016/074616 patent/WO2017113497A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| AU2016380001B2 (en) | 2019-03-14 |
| CN105465304B (en) | 2018-06-26 |
| CN105465304A (en) | 2016-04-06 |
| WO2017113497A1 (en) | 2017-07-06 |
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| Date | Code | Title | Description |
|---|---|---|---|
| DA3 | Amendments made section 104 |
Free format text: THE NATURE OF THE AMENDMENT IS: AMEND THE INVENTION TITLE TO READ A RECIPROCATING MOVEMENT SPEED AND DISPLACEMENT AMPLIFYING MECHANISM AND METHOD |
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| FGA | Letters patent sealed or granted (standard patent) | ||
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |