阅读说明：本技术 一种角动量速度缓降式减速装置 (Angular momentum speed slow-falling type speed reducing device ) 是由 张广菊 于 2021-08-15 设计创作，主要内容包括：本发明公开了一种角动量速度缓降式减速装置,包括主安装板、通过轴承安装在主安装板上表面内部的主空心旋转柱、安装在主空心旋转柱底部中心的主旋转轴。本发明根据角动量原理,即重物距离旋转轴心越远,旋转所在负荷越大,重物距离旋转轴心越进,旋转所在负荷越小,将其运用到减速中,通过控制重物和旋转轴之间的距离,进而控制旋转轴在旋转时的所在负荷,在减速时,由于其利用无摩擦式的减震方式,所以,其减震时,无明显的顿挫感,并且,通过再次改变重物和旋转轴之间的距离,又能够实现所在负荷的变化,所以其在具备无顿挫感变速的同时,又能够实现对所在负荷的控制改变,相对于摩擦制动,具备使用寿命长和缓冲式减速效果。(The invention discloses a slow-decreasing angular momentum speed reduction device which comprises a main mounting plate, a main hollow rotating column and a main rotating shaft, wherein the main hollow rotating column is mounted inside the upper surface of the main mounting plate through a bearing, and the main rotating shaft is mounted in the center of the bottom of the main hollow rotating column. According to the angular momentum principle, the farther the weight is from the rotating shaft center, the larger the load of the rotating shaft is, the farther the weight is from the rotating shaft center, the smaller the load of the rotating shaft is, the more the weight is from the rotating shaft center, the distance between the weight and the rotating shaft is controlled, and the load of the rotating shaft during rotation is further controlled.)

1. The utility model provides an angular momentum speed slowly falls formula decelerator, includes main mounting panel (1), install main hollow column spinner (3) inside main mounting panel (1) upper surface through bearing (2), install main rotation axis (4) at main hollow column spinner (3) bottom center, and the axis body of this rotation axis (4) runs through and installs at main mounting panel (1) center and install rotation axis connection ring flange (5) in main rotation axis (4) bottom through bearing (2), its characterized in that: the inner part of the main hollow rotating column (3) is a hollow structure (6), two symmetrical part motion limiting grooves (14) which are communicated with inner and outer boundary spaces are arranged on the side surface of the main hollow rotating column (3), a main threaded rod (17) is installed at the center of the top end of the main hollow rotating column (3) through a main thread structure (16), a rotating plate (19) is installed at the top end of the main threaded rod (17), a permanent magnet type abutting mechanism (18) is installed at the bottom end of the main threaded rod, a main spiral spring (11) is installed at the bottom of the hollow structure (6), a movable main movable plate (12) is installed at the top end of the main spiral spring (11), a main permanent magnet (13) is embedded in the inner part of the upper surface of the main movable plate (12), two transverse connecting rods (10) which respectively penetrate through the two part motion limiting grooves (14) are installed on the side surface of the main movable plate (12), and the end parts of the two transverse connecting rods (10) are installed in the middle part of a connecting rod body (8) through a movable hinge (7), one end of the connecting rod (8) is arranged on the side surface of the main hollow rotating column (3) through another movable hinge (7), and the other end of the connecting rod (8) is provided with a heavy ball head (9).

2. The deceleration device with gradually decreasing angular momentum and velocity according to claim 1, wherein: the main thread structure (16) comprises an external thread structure arranged on the rod body of the main threaded rod (17) and an internal thread structure arranged in an inner hole of the main hollow rotating column (3), and the external thread structure is meshed with the internal thread structure.

3. The deceleration device with gradually decreasing angular momentum and velocity according to claim 1, wherein: the initial length of the main helical spring (11) is greater than the height of the hollow structure (6).

4. The deceleration device with gradually decreasing angular momentum and velocity according to claim 1, wherein: the plane where the rod bodies of the two connecting rods (8) are located and the plane where the motion limiting grooves (14) of the two parts are located in the same plane.

5. The deceleration device with gradually decreasing angular momentum and velocity according to claim 1, wherein: the permanent magnet type collision mechanism (18) comprises a moving plate (181) for the permanent magnet type collision mechanism, a bearing (182) for the permanent magnet type collision mechanism, a rod body installation groove (183) for the permanent magnet type collision mechanism, a magnet installation groove (184) for the permanent magnet type collision mechanism and a permanent magnet (185) for the permanent magnet type collision mechanism.

6. An angular momentum velocity slow-decrease type deceleration device according to claim 5, wherein: the upper surface of permanent magnet formula conflict mechanism with movable plate (181) installs inside permanent magnet formula conflict bearing for mechanism (182), and the inner ring of permanent magnet formula conflict mechanism with bearing (182) forms body of rod mounting groove (183) for permanent magnet formula conflict mechanism, and the interior of the basal surface of permanent magnet formula conflict mechanism with movable plate (181) is equipped with permanent magnet formula conflict mechanism with magnet mounting groove (184), an internally mounted permanent magnet formula conflict mechanism with permanent magnet (185) of permanent magnet formula conflict mechanism mounting groove (184) for permanent magnet formula conflict mechanism.

7. An angular momentum velocity slow-decrease type deceleration device according to claim 6, wherein: the inner ring forms the body of rod of body of rod mounting groove (183) for the permanent magnet type conflict mechanism internally mounted with the body of rod of main threaded rod (17) bottom.

8. An angular momentum velocity slow-decrease type deceleration device according to claim 6, wherein: the magnetic pole at the bottom of the permanent magnet (185) for the permanent magnet type interference mechanism is opposite to the magnetic pole at the top of the main permanent magnet (13).

Technical Field

The invention relates to the technical field of speed reducers, in particular to a slow descending speed reducer for angular momentum speed.

Background

At present, most of the conventional speed reduction devices are brake pad type brakes, which increase the operation load during rotation by using the friction between a brake pad and a brake drum to reduce the speed, but during braking, the brake device is easy to cause too large brake resistance, thereby causing a large instantaneous pause to the operation equipment, causing an obvious pause and frustration feeling, and causing large damage.

Disclosure of Invention

The present invention is directed to a deceleration device with a slowly decreasing angular momentum velocity to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: a slow-decreasing angular momentum speed reducer comprises a main mounting plate, a main hollow rotary column arranged inside the upper surface of the main mounting plate through a bearing, a main rotary shaft arranged at the center of the bottom of the main hollow rotary column, a shaft body of the rotary shaft penetrating through the main mounting plate through the bearing and arranged at the center of the main mounting plate, and a rotary shaft connecting flange plate arranged at the bottom of the main rotary shaft, wherein the main hollow rotary column is internally provided with a hollow structure, the side surface of the main hollow rotary column is provided with two symmetrical part motion limiting grooves communicated with an inner boundary space and an outer boundary space, the center of the top end of the main hollow rotary column is provided with a main threaded rod through a main threaded structure, the top end of the main threaded rod is provided with a rotary plate, the bottom end of the main threaded rod is provided with a permanent magnet type collision mechanism, the bottom of the hollow structure is provided with a main spiral spring, the top end of the main spiral spring is provided with a movable main movable plate, and the upper surface of the main movable plate is internally embedded with a main permanent magnet, two transverse connecting rods which respectively penetrate through the two part motion limiting grooves are mounted on the side face of the main movable plate, the end portions of the two transverse connecting rods are mounted in the middle of a connecting rod body through movable hinges, one end of each connecting rod is mounted on the side face of the main hollow rotating column through the other movable hinge, and a heavy ball head is mounted at the other end of each connecting rod.

Further, the main thread structure comprises an external thread structure arranged on the main thread rod body and an internal thread structure arranged in an inner hole of the main hollow rotary column, and the external thread structure is meshed with the internal thread structure.

Further, the initial length of the main coil spring is greater than the height of the hollow structure.

Furthermore, the plane where the two connecting rod bodies are located and the plane where the two part motion limiting grooves are located in the same plane.

Further, the permanent magnet type collision mechanism comprises a movable plate for the permanent magnet type collision mechanism, a bearing for the permanent magnet type collision mechanism, a rod body installation groove for the permanent magnet type collision mechanism, a magnet installation groove for the permanent magnet type collision mechanism and a permanent magnet for the permanent magnet type collision mechanism.

Further, a permanent magnet type collision mechanism bearing is installed inside the upper surface of the permanent magnet type collision mechanism moving plate, an inner ring of the permanent magnet type collision mechanism bearing forms a permanent magnet type collision mechanism rod body installation groove, a permanent magnet type collision mechanism magnet installation groove is formed inside the bottom surface of the permanent magnet type collision mechanism moving plate, and a permanent magnet type collision mechanism permanent magnet is installed inside the permanent magnet type collision mechanism magnet installation groove.

Further, the inner ring forms a rod body at the bottom end of the main threaded rod in the rod body installation groove for the permanent magnet type abutting mechanism.

Furthermore, the magnetic pole at the bottom of the permanent magnet for the permanent magnet type interference mechanism is opposite to the magnetic pole at the top of the main permanent magnet.

Compared with the prior art, the invention has the beneficial effects that: according to the angular momentum principle, the farther the weight is from the rotating shaft center, the larger the load of the rotating shaft is, the farther the weight is from the rotating shaft center, the smaller the load of the rotating shaft is, the more the weight is from the rotating shaft center, the distance between the weight and the rotating shaft is controlled, and the load of the rotating shaft during rotation is further controlled.

Drawings

FIG. 1 is a schematic view of a full-section structure of a retarding apparatus for angular momentum velocity of the present invention;

FIG. 2 is a schematic diagram of a front view of a decelerating device with slowly decreasing angular momentum and speed according to the present invention;

FIG. 3 is a schematic structural diagram of a permanent magnet type collision mechanism in a retarding device with a slowly decreasing angular momentum velocity according to the present invention;

in the figure: 1, a main mounting plate, 2, a bearing, 3, a main hollow rotating column, 4, a main rotating shaft, 5, a rotating shaft connecting flange plate, 6, a hollow structure, 7, a movable hinge, 8, a connecting rod, 9, a heavy ball head, 10, a transverse connecting rod, 11, a main spiral spring, 12, a main movable plate, 13, a main permanent magnet, 14, a part movement limiting groove, 16, a main thread structure, 17, a main threaded rod, 18, a permanent magnet type collision mechanism, 181, a movable plate for the permanent magnet type collision mechanism, 182, a bearing for the permanent magnet type collision mechanism, 183, a rod body mounting groove for the permanent magnet type collision mechanism, 184, a magnet mounting groove for the permanent magnet type collision mechanism, 185, and a permanent magnet for the permanent magnet type collision mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention is shown: the main hollow rotating column comprises a main mounting plate 1, a main hollow rotating column 3 arranged inside the upper surface of the main mounting plate 1 through a bearing 2, and a main rotating shaft 4 arranged at the center of the bottom of the main hollow rotating column 3, wherein the shaft body of the main rotating shaft 4 penetrates through the bearing 2 and is arranged at the center of the main mounting plate 1 and is connected with a flange 5 through a rotating shaft arranged at the bottom end of the main rotating shaft 4, the inside of the main hollow rotating column 3 is a hollow structure 6, the side surface of the main hollow rotating column 3 is provided with two symmetrical component movement limiting grooves 14 communicated with inner and outer boundary spaces, the center of the top end of the main hollow rotating column 3 is provided with a main threaded rod 17 through a main threaded structure 16, the top end of the main threaded rod 17 is provided with a rotating plate 19, the bottom end of the main threaded rod is provided with a permanent magnet type collision mechanism 18, the bottom of the hollow structure 6 is provided with a main spiral spring 11, and the top end of the main spiral spring 11 is provided with a movable main movable plate 12, a main permanent magnet 13 is embedded in the upper surface of a main movable plate 12, two transverse connecting rods 10 which respectively penetrate through two part motion limiting grooves 14 are installed on the side surface of the main movable plate 12, the end parts of the two transverse connecting rods 10 are installed in the middle of a connecting rod 8 through a movable hinge 7, one end of the connecting rod 8 is installed on the side surface of a main hollow rotating column 3 through another movable hinge 7, and a heavy ball head 9 is installed at the other end of the connecting rod 8.

The main thread structure 16 comprises an external thread structure arranged on the main threaded rod 17 and an internal thread structure arranged in an inner hole of the main hollow rotary column 3, and the external thread structure is meshed with the internal thread structure to realize thread adjustment.

The initial length of the main spiral spring 11 is larger than the height of the hollow structure 6, and the main spiral spring 11 can provide elastic support and facilitate resetting of parts.

The plane where the rod bodies of the two connecting rods 8 are located and the plane where the motion limiting grooves 14 of the two parts are located in the same plane and are located in the same plane, so that the connecting rods 8 can drive the main movable plate 12 to move up and down, and distance adjustment is achieved.

Referring to fig. 3, the permanent magnet type collision mechanism 18 includes a moving plate 181 for a permanent magnet type collision mechanism, a bearing 182 for a permanent magnet type collision mechanism, a rod body installation groove 183 for a permanent magnet type collision mechanism, a magnet installation groove 184 for a permanent magnet type collision mechanism, and a permanent magnet 185 for a permanent magnet type collision mechanism; a permanent magnet type collision mechanism bearing 182 is installed inside the upper surface of the permanent magnet type collision mechanism moving plate 181, a permanent magnet type collision mechanism bar body installation groove 183 is formed by the inner ring of the permanent magnet type collision mechanism bearing 182, a permanent magnet type collision mechanism magnet installation groove 184 is formed inside the bottom surface of the permanent magnet type collision mechanism moving plate 181, and a permanent magnet type collision mechanism permanent magnet 185 is installed inside the permanent magnet type collision mechanism magnet installation groove 184; the rod body at the bottom end of the main threaded rod 17 is arranged in the rod body installation groove 183 for the inner ring forming permanent magnet type collision mechanism; the magnetic pole at the bottom of the permanent magnet 185 for the permanent magnet type interference mechanism is opposite to the magnetic pole at the top of the main permanent magnet 13.

The specific use mode is as follows: during work, the main mounting plate 1 is mounted at a work position, the tail of a rotating shaft to be controlled is in butt joint with the rotating shaft connecting flange plate 5, during work, the rotating plate 19 is rotated firstly, the connecting rod 8 is controlled to drive the initial included angle of the weight ball 9 under the action of the main thread structure 16, when speed control is started, the rotating shaft rotates faster, the part is driven to rotate faster, at the moment, the centrifugal force generated by the weight ball 9 is larger, the outward expansion distance of the weight ball is larger, at the moment, the deceleration effect is stronger, after the speed is reduced, the part is reset gradually under the action of the main spiral spring 11, the centrifugal force generated by the weight ball 9 is smaller, and therefore the deceleration effect is of a gradual change buffer type and has no obvious pause feeling.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.