CN210290627U - Mechanism for changing rotary motion into reciprocating motion - Google Patents
Mechanism for changing rotary motion into reciprocating motion Download PDFInfo
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- CN210290627U CN210290627U CN201920396761.1U CN201920396761U CN210290627U CN 210290627 U CN210290627 U CN 210290627U CN 201920396761 U CN201920396761 U CN 201920396761U CN 210290627 U CN210290627 U CN 210290627U
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- double pulley
- chain wheel
- hollow bolt
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Abstract
The utility model discloses a rotary motion becomes reciprocating motion's mechanism relates to reciprocating motion technical field, and concrete technical scheme is: the device consists of a parallel bracket, a speed regulating motor, an upper double pulley, a lower double pulley, a hollow bolt, a thrust bearing, an upper roller, a lower roller, an annular rope, a load seat, an upper chain wheel, a lower chain wheel, a chain, a rotating shaft telescopic buckle and a bracket. The utility model has the advantages that: the method is suitable for application scenes of low speed, continuous rotary motion, no need of reversing and long stroke of output linear motion.
Description
Technical Field
The utility model relates to a reciprocating motion mechanism, especially a rotary motion becomes reciprocating motion's mechanism.
Background
At present, in most occasions, a crankshaft drives a slide block for small reciprocating distance; also, a bidirectional screw mechanism is rotated; the gear rack structure, when the former rotates, the rack meshes with it, the latter moves in a passive straight line, and so on, various rotary to reciprocating mechanisms have respective application scenes, and we find that the traditional rotary to reciprocating movement mechanism is not suitable when a piston type fan is used.
The utility model relates to a rotary motion becomes reciprocating motion's mechanism is fit for low-speed, rotary motion continuous need not switching-over, output linear motion stroke long application scene.
Disclosure of Invention
The utility model aims at improving the deficiency of the prior art and providing a mechanism which is suitable for low speed, continuous in rotary motion, long in stroke of output linear motion and free from reversing.
The technical scheme adopted by the utility model is a mechanism for changing rotary motion into reciprocating motion, which is characterized by comprising a parallel bracket, a speed regulating motor, an upper double pulley, a lower double pulley, a hollow bolt, a thrust bearing, an upper roller, a lower roller, an annular rope, a load seat, an upper chain wheel, a lower chain wheel, a chain, a rotating shaft telescopic buckle and a bracket; wherein the speed regulating motor is arranged on the base; wherein the number of the hollow bolts is two, and the positions of the hollow bolts are positioned on the two parallel brackets; one hollow bolt penetrates through a center hole of the thrust bearing to fix the upper double pulleys, the other hollow bolt penetrates through a center hole of the thrust bearing to fix the lower double pulleys, the upper idler wheel is arranged below the side of the upper double pulleys, and the lower idler wheel is arranged above the side of the lower double pulleys.
The rope head of the annular rope is fixed on the load seat, goes upwards to penetrate through the upper hollow bolt and wind the upper double pulleys and then goes downwards, and then winds the lower double pulleys and then penetrates through the lower hollow bolt, and the rope tail is fixed below the load seat to form an annular shape.
Wherein the support sets up on the base, and the last sprocket setting is in the support upper end, and the lower sprocket setting is at the support lower extreme, and chain winding last sprocket and lower sprocket form the chain link.
The angle positions of the upper double pulleys and the upper chain wheel are 85-95 degrees in a non-working state, one end of each upper double pulley takes the hollow bolt as the center of a circle in a working state, the other end of each upper double pulley can swing left and right under the support of the upper roller, and the maximum swinging distance is the same as the diameter of the upper chain wheel.
Wherein the angle positions of the lower double pulleys and the lower chain wheel are between 85 and 95 degrees in a non-working state, one end of each lower double pulley takes the hollow bolt as the center of a circle in a working state, the other end of each lower double pulley can swing left and right under the support of the lower roller, and the maximum swinging distance is the same as the diameter of the lower chain wheel.
The length of chain ring formed by the chain is shorter than that of rope ring formed by the annular rope, the top end of the chain ring formed by the chain is not more than the lower part of the upper double pulley, and the lower end of the chain ring formed by the chain is not more than the top of the lower double pulley.
The rotating shaft telescopic buckle is used for connecting the annular rope and the chain on one point position, the rotating shaft telescopic buckle is provided with the rotating shaft and the telescopic buckle, kinetic energy of clockwise rotation of the chain is smoothly transmitted to the annular rope, and the annular rope drives the load seat to do reciprocating linear motion.
Wherein the speed regulating motor provides power for the lower chain wheel.
A mechanism operation process for changing rotary motion into reciprocating motion is characterized in that a speed regulating motor drives a lower chain wheel, the lower chain wheel drives a chain to rotate clockwise, and a rotating shaft fixed on a certain point of the chain is telescopically buckled to uninterruptedly reciprocate;
the rotating shaft telescopic buckle is fixedly connected with one point of the annular rope, and the annular rope and the chain do reciprocating motion uninterruptedly; when the annular rope and the chain rotate for one circle, one end of the upper double pulley and one end of the lower double pulley take the hollow bolt as the center of the circle, the other end of the upper double pulley and the other end of the lower double pulley can swing left and right, and the swing distance is the same as the diameter of the lower chain wheel;
the annular rope pulls the load base to do reciprocating motion.
The utility model discloses an advantage is fit for low-speed, the continuous, that does not need the switching-over of rotary motion, the long application scene of output linear motion stroke.
Drawings
Fig. 1 is a front view of a structural schematic diagram of a mechanism for converting rotary motion into reciprocating motion according to the present invention;
FIG. 2 is a partial enlarged view of a front view of a mechanism for converting rotary motion to reciprocating motion according to the present invention;
FIG. 3 is a partial enlarged side view of a schematic of a mechanism for converting rotary motion to reciprocating motion according to the present invention;
fig. 4 is a top view of a mechanism for converting a rotary motion into a reciprocating motion according to the present invention;
the device comprises a support, a speed regulating motor, an upper double-pulley, a lower double-pulley, a hollow bolt, a thrust bearing, an upper roller, a lower roller, a ring-shaped rope, a load seat, an upper chain wheel, a lower chain wheel, a chain, a rotating shaft telescopic buckle, a support and a base, wherein the support is 1, the speed regulating motor is 2, the upper double-pulley is 3, the lower double-pulley is 4, the hollow bolt is 5, the thrust bearing is 6, the upper roller is 7, the lower roller is 8, the ring-shaped rope.
Detailed Description
As shown in the figure; the utility model relates to a mechanism for changing rotary motion into reciprocating motion, which is characterized by comprising a parallel bracket 1, a speed regulating motor 2, an upper double pulley 3, a lower double pulley 4, a hollow bolt 5, a thrust bearing 6, an upper roller 7, a lower roller 8, an annular rope 9, a load seat 10, an upper chain wheel 11, a lower chain wheel 12, a chain 13, a rotating shaft telescopic buckle 14 and a bracket 15; wherein the speed regulating motor 2 is arranged on the base 16; wherein, the number of the hollow bolts 5 is two, and the positions of the hollow bolts are positioned on the two parallel brackets 1; one hollow bolt 5 penetrates through a center hole of the thrust bearing 6 to fix the upper double pulleys 3, the other hollow bolt 5 penetrates through a center hole of the thrust bearing 6 to fix the lower double pulleys 4, the upper roller 7 is arranged below the upper double pulleys 3, and the lower roller 8 is arranged above the lower double pulleys 4.
The rope head of the annular rope 9 is fixed on the load seat 10, goes upward to pass through the upper hollow bolt 5 and then winds the upper double pulley 3 and then goes downward, then winds the lower double pulley 4 and then passes through the lower hollow bolt 5, and the rope tail is fixedly connected below the load seat 10 to form an annular shape.
Wherein the support 15 is arranged on the base 16, the upper chain wheel 11 is arranged at the upper end of the support 15, the lower chain wheel 12 is arranged at the lower end of the support 15, and the chain 13 is wound on the upper chain wheel 11 and the lower chain wheel 12 to form a chain ring.
The angle positions of the upper double pulley 3 and the upper chain wheel 11 are 85-95 degrees in a non-working state, one end of the upper double pulley 3 uses the hollow bolt 5 as a circle center in a working state, the other end of the upper double pulley can swing left and right under the support of the upper roller 7, and the maximum swinging distance is the same as the diameter of the upper chain wheel 11.
Wherein the angle positions of the lower double pulley 4 and the lower chain wheel 12 are between 85 and 95 degrees in a non-working state, one end of the lower double pulley 4 uses the hollow bolt 5 as the center of a circle in a working state, the other end of the lower double pulley can swing left and right under the support of the lower roller 8, and the maximum swinging distance is the same as the diameter of the lower chain wheel 12.
Wherein the chain 13 forms a chain loop with a length shorter than that of the rope loop formed by the annular rope 9, the top end of the chain loop formed by the chain 13 does not exceed the lower part of the upper double pulley 3, and the lower end does not exceed the top part of the lower double pulley 4.
Wherein the rotating shaft telescopic buckle 14 connects the annular rope 9 and the chain 13 with each other at a point position, the rotating shaft telescopic buckle 14 is provided with the rotating shaft and the telescopic buckle, kinetic energy of clockwise rotation of the chain 13 is smoothly transmitted to the annular rope 9, and the annular rope 9 drives the load seat 10 to do reciprocating linear motion.
Wherein the adjustable speed motor 2 provides power for the lower chain wheel 12.
Claims (8)
1. A mechanism for changing rotary motion into reciprocating motion is characterized by comprising a parallel support (1), a speed regulating motor (2), an upper double pulley (3), a lower double pulley (4), a hollow bolt (5), a thrust bearing (6), an upper roller (7), a lower roller (8), an annular rope (9), a load seat (10), an upper chain wheel (11), a lower chain wheel (12), a chain (13), a rotating shaft telescopic buckle (14) and a support (15); wherein the speed regulating motor (2) is arranged on the base (16); wherein the number of the hollow bolts (5) is two, and the positions of the hollow bolts are positioned on the two parallel brackets (1); one hollow bolt (5) penetrates through a center hole of the thrust bearing (6) to fix the upper double pulleys (3), the other hollow bolt (5) penetrates through a center hole of the thrust bearing (6) to fix the lower double pulleys (4), the upper roller (7) is arranged below the sides of the upper double pulleys (3), and the lower roller (8) is arranged above the sides of the lower double pulleys (4).
2. A mechanism for converting rotary motion into reciprocating motion as claimed in claim 1, wherein the head of the circular rope (9) is fixed on the load base (10), goes upward through the upper hollow bolt (5), winds around the upper double pulley (3), goes downward, winds around the lower double pulley (4), then passes through the lower hollow bolt (5), and the tail of the rope is fixedly connected under the load base (10) to form a circular shape.
3. A rotary to reciprocating mechanism as claimed in claim 1, wherein the frame (15) is provided on a base (16), the upper sprocket (11) is provided at the upper end of the frame (15), the lower sprocket (12) is provided at the lower end of the frame (15), and the chain (13) is wrapped around the upper sprocket (11) and the lower sprocket (12) to form a chain loop.
4. The mechanism for changing rotary motion into reciprocating motion as claimed in claim 1, characterized in that the angular positions of the upper double pulley (3) and the upper chain wheel (11) are between 85 and 95 degrees in the non-working state, one end of the upper double pulley (3) is centered on the hollow bolt (5) in the working state, the other end of the upper double pulley can swing left and right under the support of the upper roller (7), and the maximum swinging distance is the same as the diameter of the upper chain wheel (11).
5. The mechanism for changing rotary motion into reciprocating motion as claimed in claim 1, characterized in that the angular positions of the lower double pulley (4) and the lower chain wheel (12) are between 85 and 95 degrees in a non-working state, one end of the lower double pulley (4) uses the hollow bolt (5) as a center in a working state, the other end of the lower double pulley can swing left and right under the support of the lower roller (8), and the maximum swinging distance is the same as the diameter of the lower chain wheel (12).
6. A rotary-to-reciprocating mechanism as claimed in claim 1, wherein the chain (13) forms a link of shorter length than the loop of the endless rope (9), the chain (13) forming a link of length such that the top end does not exceed the lower part of the upper double pulley (3) and the lower end does not exceed the top part of the lower double pulley (4).
7. A rotary to reciprocating mechanism as claimed in claim 1, wherein the shaft (14) connects the endless rope (9) and the chain (13) at a point, and the shaft (14) is provided with the shaft and the telescopic fastener for smoothly transmitting the kinetic energy of the clockwise rotation of the chain (13) to the endless rope (9) to allow the endless rope (9) to drive the load base (10) to move linearly and reciprocally.
8. A mechanism for converting rotary motion into reciprocating motion as claimed in claim 1, wherein said adjustable speed motor (2) powers the lower sprocket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920396761.1U CN210290627U (en) | 2019-03-27 | 2019-03-27 | Mechanism for changing rotary motion into reciprocating motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920396761.1U CN210290627U (en) | 2019-03-27 | 2019-03-27 | Mechanism for changing rotary motion into reciprocating motion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210290627U true CN210290627U (en) | 2020-04-10 |
Family
ID=70059329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920396761.1U Active CN210290627U (en) | 2019-03-27 | 2019-03-27 | Mechanism for changing rotary motion into reciprocating motion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210290627U (en) |
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2019
- 2019-03-27 CN CN201920396761.1U patent/CN210290627U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211125 Address after: 710000 Su Fang Zhen Dong Da Jie, Pucheng County, Weinan City, Shaanxi Province Patentee after: Shaanxi Pucheng QINXING Construction Machinery Co.,Ltd. Address before: 710065 huaxiwan community, Zhangba Road, Yanta District, Xi'an City, Shaanxi Province Patentee before: Wu Pingan |