CN115199606A - Self-resetting rotating mechanism - Google Patents
Self-resetting rotating mechanism Download PDFInfo
- Publication number
- CN115199606A CN115199606A CN202210969732.6A CN202210969732A CN115199606A CN 115199606 A CN115199606 A CN 115199606A CN 202210969732 A CN202210969732 A CN 202210969732A CN 115199606 A CN115199606 A CN 115199606A
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- China
- Prior art keywords
- pipe
- driving
- tube
- reset
- resetting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/02—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member
- F15B15/06—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member for mechanically converting rectilinear movement into non- rectilinear movement
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention relates to a self-resetting rotating mechanism, which comprises a resetting pipe, a driving pipe, a pipe sleeve and a spring, wherein a long through hole is longitudinally arranged on the side wall of the resetting pipe, the driving pipe is movably arranged in the resetting pipe, the outer wall of the resetting pipe is provided with a driving shaft which is exposed out of the long through hole and moves up and down along the long through hole, the pipe sleeve is movably sleeved on the periphery of the resetting pipe and is in contact connection with the driving shaft through the inclined bottom surface of the pipe sleeve, the spring is arranged in the resetting pipe below the driving pipe and elastically supports the driving pipe upwards so as to drive the driving shaft to go upwards and be clamped into the inclined bottom surface high point of the pipe sleeve to enable the driving pipe and the resetting pipe to automatically reset, the resetting pipe is sleeved and fixed on the exposed part of a lifting shaft of a telescopic cylinder, and the lifting shaft is exposed after passing through the resetting pipe, the driving pipe and the spring. The invention has simple structure and reliable performance.
Description
Technical Field
The invention relates to structural improvement of a rotating mechanism.
Background
Many mechanical devices are provided with rotating mechanisms, but most rotating mechanisms do not have an automatic reset function, or have an automatic reset function but have poor reliability due to complex structures.
Disclosure of Invention
The invention aims to provide a rotating mechanism with an automatic reset function and a simple and reliable structure.
The technical scheme adopted by the invention is as follows:
a self-resetting rotary mechanism comprising:
a reset tube; the side wall of the reset tube is longitudinally provided with a long through hole;
a drive tube; the driving tube is movably arranged in the reset tube, and the outer wall of the driving tube is provided with a driving shaft which is exposed out of the long through hole and moves up and down along the long through hole;
pipe sleeve; the pipe sleeve is movably sleeved on the periphery of the reset pipe and is in contact connection with the driving shaft through the inclined bottom surface of the pipe sleeve, so that the driving shaft can slide along the circumferential direction of the inclined bottom surface of the driving shaft to drive the driving pipe and the reset pipe to rotate;
a spring; the spring is arranged in the reset tube below the driving tube and elastically supports the driving tube upwards so as to drive the driving shaft to go upwards and be clamped into the high point of the inclined bottom surface of the pipe sleeve, so that the driving tube and the reset tube automatically reset;
the reset pipe is sleeved and fixed on an exposed part of a lifting shaft of a telescopic cylinder, and the lifting shaft is exposed after passing through the reset pipe, the driving pipe and the spring.
Preferably, the driving shaft is provided with a driving wheel capable of rolling along the circumferential direction of the inclined bottom surface of the pipe sleeve.
Preferably, the driving wheel is a ball bearing and movably sleeved on the driving shaft through a central hole of the ball bearing.
Preferably, the outer wall of the driving pipe is provided with a reinforcing rod connected with the driving shaft.
According to the preferable scheme, the outer wall of the driving tube is provided with a boss which movably penetrates out of the long through hole, the middle of the reinforcing rod is attached to the outer end face of the boss and fixed to the boss through a first screw, the top end of the reinforcing rod is fixed to the outer end face of the driving shaft through a second screw, and the bottom end of the reinforcing rod is clamped and fixed in a clamping groove formed in the outer end face of the boss through a clamping head arranged at the end of the reinforcing rod, so that the driving shaft and the boss are fixedly connected into a whole.
As the preferred scheme, the bearing groove is formed in the inner top of the pipe sleeve, and a bearing used for rotatably connecting the pipe sleeve to the reset pipe is arranged in the bearing groove.
As the preferred scheme, the outer wall of the pipe sleeve is provided with an axial external spline, the high point of the inclined bottom surface is provided with a concave arc groove, and the low point of the inclined bottom surface is provided with a convex arc rib.
As a preferred scheme, the top end of the spring is inserted into the driving tube and supports the spring supporting piece arranged at the inner top wall of the driving tube and the bottom end of the spring supporting piece arranged at the bottom of the reset tube; the top opening of the long through hole is closed, and the bottom opening of the long through hole is communicated with the bottom end of the reset tube.
Preferably, the spring support is an end cover and is welded and fixed at the bottom end of the reset tube, so that the reset tube and the bottom opening of the long through hole are sealed, the driving tube is sealed in the reset tube, and the driving shaft is sealed in the long through hole.
The rotary self-resetting device can realize the rotary self-resetting function through the combination of the resetting pipe, the driving pipe, the pipe sleeve and the spring, and has the rotary resetting and lifting functions after being combined with the telescopic cylinder. The invention has the advantages of simplicity, reliability and wide applicability.
Drawings
FIG. 1 is a longitudinal cross-sectional view of the general structure of an embodiment of the present invention;
FIG. 2 is a partial schematic view of an embodiment of the present invention;
FIG. 3 is a second partial schematic diagram of the present invention;
fig. 4 is an exploded view of fig. 3.
Detailed Description
The invention is described below with reference to the accompanying drawings and specific embodiments.
Referring to FIGS. 1-4:
the self-resetting rotating mechanism comprises a resetting pipe 1, wherein the side wall of the resetting pipe 1 is longitudinally provided with a long through hole 1.1 with a closed top opening and a bottom opening penetrating through the bottom end of the resetting pipe 1.
The mechanism further comprises a drive tube 2; the driving tube 2 is movably arranged in the reset tube 1, the outer wall of the driving tube is provided with a driving shaft 2.1 which is exposed out of the long through hole 1.1 and moves up and down along the long through hole 1.1, the driving shaft 2.1 is provided with a driving wheel 8, and the driving wheel 8 is a ball bearing and is movably sleeved on the driving shaft 2.1 through the center hole thereof.
The mechanism also comprises a pipe sleeve 3; the pipe sleeve 3 is movably sleeved on the periphery of the reset pipe 1 through a bearing 9 arranged in a bearing groove at the inner top part of the pipe sleeve and is in contact connection with the driving shaft 2.1 through the inclined bottom surface of the pipe sleeve, so that the driving shaft 2.1 can slide along the circumferential direction of the inclined bottom surface of the pipe sleeve, and the driving wheel 8 can roll along the circumferential direction of the inclined bottom surface of the pipe sleeve to drive the driving pipe 2 and the reset pipe 1 to rotate; the outer wall of the pipe sleeve 3 is provided with an axial external spline 3.1, the high point of the inclined bottom surface is provided with a concave arc groove 3.2 for the driving wheel 8 to reset and fall into, and the low point of the inclined bottom surface is provided with a convex arc rib 3.3 which is convenient for the driving wheel 8 to roll circumferentially.
The mechanism also comprises a spring 4, wherein the spring 4 is arranged in the reset tube 1 below the driving tube 2, the top end of the spring 4 extends into the driving tube 2 and supports the inner top wall of the driving tube 2, and the bottom end supports a spring supporting piece 10 arranged at the bottom of the reset tube 1, the spring supporting piece 10 is an end cover and is welded and fixed at the bottom end of the reset tube 1, so that the reset tube 1 and the bottom opening of the long through hole 1.1 are sealed, the driving tube 2 is sealed in the reset tube 1, and the driving shaft 2.1 is sealed in the long through hole 1.1; the spring 4 drives the driving wheel 8 on the driving shaft 2.1 to go upwards and be clamped into the concave ring groove 3.2 by supporting the driving pipe 2 upwards elastically, so that the driving pipe 2 and the reset pipe 1 are reset automatically.
The mechanism further comprises a reinforcing rod 5, a boss 2.2 which movably penetrates out of the long through hole 1.1 is arranged on the outer wall of the driving pipe 2 below the driving shaft 2.1, the middle of the reinforcing rod 5 is attached to the outer end face of the boss 2.2 and fixed to the boss 2.2 through a first screw 6, the top of the reinforcing rod is fixed to the outer end face of the driving shaft 2.1 through a second screw 7, and the bottom of the reinforcing rod is clamped and fixed in a clamping groove 2.21 formed in the outer end face of the boss 2.2 through a clamping head 5.1 formed in the bottom end of the reinforcing rod, so that the driving shaft 2.1 and the boss 2.2 are fixedly connected into a whole, the structural strength of the driving shaft 2.1 is improved, and meanwhile, the driving wheel 8 is stably limited on the driving shaft 2.1.
The mechanism also comprises a telescopic cylinder 11, wherein the telescopic cylinder 11 is provided with a lifting shaft 11.1 which is exposed out of one end of a cylinder body, a reset tube 1 is fixedly sleeved on an exposed part of the lifting shaft 11.1, and the lifting shaft 11.1 is exposed after penetrating through a hollow pipeline formed by the reset tube 1, a driving tube 2, a spring 4 and a central through hole arranged on a spring supporting piece 10.
When the telescopic tube is used, the telescopic cylinder 11 can be fixedly connected to the rotating body, the tube sleeve 3 is connected to the non-rotating body, the rotating body is driven to rotate through external force, the telescopic cylinder 11 rotates along with the rotating body, the telescopic cylinder 11 drives the reset tube 1 and the driving tube 2 to rotate, and the driving wheel 8 on the driving tube 2 can roll to any angle along the inclined bottom surface of the tube sleeve 3. After the external force is released, the tension of the spring 4 can drive the driving wheel 8 to automatically return to the concave ring groove 3.2, so that the driving pipe 2, the reset pipe 2, the telescopic cylinder 11 and the rotating object are driven to automatically reset. In addition, the telescopic shaft 11.1 can also be used for driving the rotating body to lift.
Claims (9)
1. From rotary mechanism that restores to throne, its characterized in that includes:
a reset tube (1); the side wall of the reset tube (1) is longitudinally provided with a long through hole (1.1);
a drive tube (2); the driving tube (2) is movably arranged in the reset tube (1), and the outer wall of the driving tube is provided with a driving shaft (2.1) which is exposed out of the long through hole (1.1) and moves up and down along the long through hole (1.1);
a pipe sleeve (3); the pipe sleeve (3) is movably sleeved on the periphery of the reset pipe (1) and is in contact connection with the driving shaft (2.1) through the inclined bottom surface of the pipe sleeve, so that the driving shaft (2.1) can slide along the circumferential direction of the inclined bottom surface of the pipe sleeve to drive the driving pipe (2) and the reset pipe (1) to rotate;
a spring (4); the spring (4) is arranged in the reset tube (1) below the driving tube (2) and elastically supports the driving tube (2) upwards so as to drive the driving shaft (2.1) to go upwards and be clamped into the inclined bottom surface high point of the tube sleeve (3) to enable the driving tube (2) and the reset tube (1) to automatically reset;
the reset tube (1) is sleeved and fixed on an exposed part of a lifting shaft (11.1) of a telescopic cylinder (11), and the lifting shaft (11.1) is exposed after penetrating through the reset tube (1), the driving tube (2) and the spring (4).
2. The self-resetting rotational mechanism of claim 1, wherein: the driving shaft (2.1) is provided with a driving wheel (8) which can roll along the circumferential direction of the inclined bottom surface of the pipe sleeve (3).
3. The self-resetting rotational mechanism of claim 2, wherein: the driving wheel (8) is a ball bearing and is movably sleeved on the driving shaft (2.1) through a central hole thereof.
4. The self-resetting rotational mechanism of claim 1, wherein: the outer wall of the driving pipe (2) is provided with a reinforcing rod (5) connected with the driving shaft (2.1).
5. The self-resetting rotational mechanism of claim 4, wherein: the outer wall of the driving pipe (2) is provided with a boss (2.2) which movably penetrates out of the long through hole (1.1), the middle of the reinforcing rod (5) is attached to the outer end face of the boss (2.2) and fixed to the boss (2.2) through a first screw (6), the top end of the reinforcing rod is fixed to the outer end face of the driving shaft (2.1) through a second screw (7), and the bottom end of the reinforcing rod is clamped and fixed in a clamping groove (2.21) formed in the outer end face of the boss (2.2) through a clamping head (5.1) formed in the end of the reinforcing rod, so that the driving shaft (2.1) and the boss (2.2) are fixedly connected into a whole.
6. The self-resetting rotational mechanism of claim 1, wherein: the inner top of the pipe sleeve (3) is provided with a bearing groove, and a bearing (9) for rotatably connecting the pipe sleeve (3) to the reset pipe (1) is arranged in the bearing groove.
7. The self-resetting rotational mechanism of claim 6, wherein: the outer wall of the pipe sleeve (3) is provided with an axial external spline (3.1), the high point of the inclined bottom surface is provided with a concave arc groove (3.2), and the low point of the inclined bottom surface is provided with a convex arc rib (3.3).
8. The self-resetting rotary mechanism of claim 1, wherein: the top end of the spring (4) extends into the driving pipe (2) and supports the inner top wall of the driving pipe (2), and the bottom end supports a spring supporting piece (10) arranged at the bottom of the reset pipe (1); the top opening of the long through hole (1.1) is closed, and the bottom opening of the long through hole is communicated with the bottom end of the reset tube (1).
9. The self-resetting rotational mechanism of claim 8, wherein: the spring support piece (10) is an end cover and is welded and fixed at the bottom end of the reset tube (1), so that bottom openings of the reset tube (1) and the long through hole (1.1) are sealed, the driving tube (2) is sealed in the reset tube (1), and the driving shaft (2.1) is sealed in the long through hole (1.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210969732.6A CN115199606A (en) | 2022-08-12 | 2022-08-12 | Self-resetting rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210969732.6A CN115199606A (en) | 2022-08-12 | 2022-08-12 | Self-resetting rotating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115199606A true CN115199606A (en) | 2022-10-18 |
Family
ID=83585694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210969732.6A Pending CN115199606A (en) | 2022-08-12 | 2022-08-12 | Self-resetting rotating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115199606A (en) |
-
2022
- 2022-08-12 CN CN202210969732.6A patent/CN115199606A/en active Pending
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