CN211039539U - Adjustable overload-proof speed reducer - Google Patents

Abstract

The utility model discloses an adjustable overload-proof speed reducer, which comprises a speed reducer body, wherein the speed reducer body consists of a first motor, a driving shaft, two driven shafts and a plurality of gears, the left and right sides of the driving shaft and the driven shaft positioned on the left side are respectively provided with a clamping plate, one side of the two clamping plates far away from each other is fixedly connected with a connecting block, the bottom of the connecting block is fixedly connected with an electric telescopic rod, the bottom end of the electric telescopic rod is fixedly connected with a second fixing plate, a sliding rod is fixedly connected to the position, close to the right side, of the top of the second fixing plate, a first fixing plate is fixedly connected to the top end of the sliding rod, a sliding ring is sleeved on the sliding rod, and sliding ring one side is through the lateral wall fixed connection of connecting block and splint, one side lateral wall fixedly connected with mounting panel of splint is kept away from to first fixed plate, the utility model discloses a series of structures make this device have characteristics such as application scope is wide and work efficiency height.

Description

Adjustable overload-proof speed reducer

Technical Field

The utility model relates to an overload prevention speed reducer technical field specifically is an overload prevention speed reducer with adjustable.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, is commonly used as a speed reduction transmission device between a prime mover and a working machine, is generally used for transmission equipment with low rotating speed and large torque, achieves the purpose of speed reduction by meshing a motor, an internal combustion engine or other high-speed running power with a large gear on an output shaft through a gear with less teeth on an input shaft of the reducer, plays the roles of matching rotating speed and transmitting torque between a prime mover and the working machine or an executing mechanism, relates to the industries of metallurgy, nonferrous metal, coal, building materials, ships, water conservancy, electric power, engineering machinery, petrochemical industry and the like, is widely applied in modern machinery, and the existing reducer equipment lacks an effective overload prevention device, is easy to overload and generates the problems of high temperature and the like, thereby reducing the applicability and the working efficiency of the reducer, therefore, an adjustable overload prevention speed reducer is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's suitability poor and work efficiency low grade defect, provide an overload reduction gear with adjustable. The adjustable overload-proof speed reducer has the characteristics of wide application range, high working efficiency and the like.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable overload-proof speed reducer comprises a speed reducer body, wherein the speed reducer body consists of a first motor, a driving shaft, two driven shafts and a plurality of gears, clamping plates are respectively arranged on the left side and the right side of the driving shaft and the driven shaft on the left side, a connecting block is fixedly connected to one side, far away from the two clamping plates, of the two driven shafts, an electric telescopic rod is fixedly connected to the bottom of the connecting block, a second fixing plate is fixedly connected to the bottom of the electric telescopic rod, a sliding rod is fixedly connected to the position, close to the right side, of the top of the second fixing plate, a first fixing plate is fixedly connected to the top of the sliding rod, a sliding ring is sleeved on the sliding rod, one side of the sliding ring is fixedly connected with the side wall of the clamping plate through the connecting block, a mounting, the bottom of the speed reducer body is provided with a movable opening matched with the mounting plate, and the bottom of the mounting plate penetrates through the movable opening and extends to the outside of the speed reducer body.

Preferably, the bottom of the speed reducer body is fixedly connected with two connecting plates respectively near the left side and the right side, a threaded pipe is arranged between the two connecting plates, the left end and the right end of the threaded pipe are respectively movably connected with the side walls of the two connecting plates through bearings, threaded rods are respectively movably connected with the positions close to the left side and the right side in the threaded pipe through threads, one end, far away from the two threaded rods, of the threaded pipe penetrates through the threaded pipe and is movably connected with the side walls of the mounting plates through the bearings, a first bevel gear is sleeved outside the threaded pipe, a second bevel gear is meshed below the first bevel gear, a transverse plate is fixedly connected between the two connecting plates and close to the bottom, the bottom of the transverse plate is fixedly connected with a second motor, the bottom of the second bevel gear is movably connected with the top of the transverse plate through a rotating shaft and a bearing, and the bottom end of a rotating shaft at the bottom of the second bevel gear penetrates through an inner ring of the bearing and is fixedly connected with an output shaft of the second motor.

Preferably, the mounting panel left and right sides is provided with the limiting plate respectively, and the inner chamber bottom fixed connection of the bottom of limiting plate and speed reducer body, two thick pipes of lateral wall difference fixedly connected with from the top down that the limiting plate is relative with the mounting panel, sliding connection has the slide pipe in the thick pipe, and the slide pipe keeps away from the one end of limiting plate and the lateral wall fixed connection of mounting panel, the slide pipe overcoat is equipped with the spring, and the both ends of spring respectively with the lateral wall fixed connection of mounting panel and thick pipe.

Preferably, two fixedly connected with a plurality of chuck on the relative one side lateral wall of splint, and chuck along vertical direction evenly distributed, two that are located the right side splint use the central axis of driving shaft to be the bilateral symmetry setting as the symmetry axis, are located left two splint use the central axis of driven shaft to be the bilateral symmetry setting as the symmetry axis.

Preferably, the two first fixing plates and the two second fixing plates are respectively arranged in a vertically symmetrical manner by taking the central axis of the slip ring as a symmetry axis, and the first fixing plates and the second fixing plates are the same in size.

Preferably, the clamping plate, the electric telescopic rod, the sliding rod and the mounting plate are arranged in parallel in the vertical direction.

Preferably, the mounting panel bottom extends to the speed reducer body outside and the connecting plate is parallel arrangement in vertical direction, and the connecting plate is located between two mounting panels.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the technical scheme, the electric telescopic rod, the sliding pipe and the clamping plate are matched with each other, so that the electric telescopic rod can push the connecting block and the sliding pipe to move up and down on the sliding rod, the clamping plate and the clamping head are driven to move up and down, the position of the clamping plate is adjusted, and the clamping plate can be effectively clamped at different positions;

2. in the technical scheme, the mounting plate, the spring and the limiting plate are matched with each other, so that the spring is extruded by the movement of the mounting plate to be in a compressed state, the effect of buffering the mounting plate is further achieved, and the stability of the mounting plate can be effectively improved;

3. in this technical scheme, through mutually supporting between second motor, threaded rod, first bevel gear and the mounting panel, can realize that the second motor drives first bevel gear and screwed pipe and rotates to realize that the threaded rod inwards or outwards rotates, and then realize driving the mounting panel inwards or outwards and remove, play the effect that promotes splint and carry out the centre gripping, can effectively improve its work efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is an enlarged view of fig. 1 at B.

Reference numbers in the figures: 1. a speed reducer body; 2. a drive shaft; 3. a driven shaft; 4. a first motor; 5. a limiting plate; 6. mounting a plate; 7. a first fixing plate; 8. a slide bar; 9. a slip ring; 10. a splint; 11. an electric telescopic rod; 12. connecting blocks; 13. a second fixing plate; 14. a slide pipe; 15. a spring; 16. a chuck; 17. a thick pipe; 18. a threaded pipe; 19. a threaded rod; 20. a first bevel gear; 21. a second bevel gear; 22. a second motor; 23. a transverse plate; 24. a connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an adjustable overload-proof speed reducer comprises a speed reducer body 1, wherein the speed reducer body 1 is composed of a first motor 4, a driving shaft 2, two driven shafts 3 and a plurality of gears, clamping plates 10 are respectively arranged on the left side and the right side of the driving shaft 2 and the driven shaft 3 positioned on the left side, a connecting block 12 is fixedly connected to one side, far away from the two clamping plates 10, of the two clamping plates, an electric telescopic rod 11 is fixedly connected to the bottom of the connecting block 12, a second fixing plate 13 is fixedly connected to the bottom end of the electric telescopic rod 11, a sliding rod 8 is fixedly connected to the position, close to the right side, of the top of the second fixing plate 13, a first fixing plate 7 is fixedly connected to the top end of the sliding rod 8, the two first fixing plates 7 and the second fixing plate 13 are respectively arranged in a vertical symmetry mode by taking the central axis of a sliding ring 9 as a symmetry axis, the side wall of one side of the first fixing plate 7 far away from the clamping plate 10 is fixedly connected with the mounting plate 6, the side wall of one side of the mounting plate 6 close to the clamping plate 10 is fixedly connected with the side wall of the second fixing plate 13, the side wall of one side opposite to the two clamping plates 10 is fixedly connected with a plurality of clamping heads 16, the clamping heads 16 are uniformly distributed along the vertical direction, the two clamping plates 10 on the right side are arranged in bilateral symmetry by taking the central axis of the driving shaft 2 as a symmetry axis, the two clamping plates 10 on the left side are arranged in bilateral symmetry by taking the central axis of the driven shaft 3 as a symmetry axis, the clamping plates 10, the electric telescopic rod 11, the sliding rod 8 and the mounting plate 6 are arranged in parallel in the vertical direction, through the mutual matching between the electric telescopic rod 11 and the sliding pipe 14 and the clamping plates 10, the electric telescopic rod 11, the clamping plate 10 can be effectively clamped at different positions by adjusting the position of the clamping plate 10, the bottom of the speed reducer body 1 is provided with a movable opening matched with the mounting plate 6, and the bottom of the mounting plate 6 penetrates through the movable opening and extends to the outside of the speed reducer body 1;

the bottom of the speed reducer body 1 is respectively and fixedly connected with two connecting plates 24 close to the left and the right sides, a threaded pipe 18 is arranged between the two connecting plates 24, the left and the right ends of the threaded pipe 18 are respectively and movably connected with the side walls of the two connecting plates 24 through bearings, threaded rods 19 are respectively and movably connected with the left and the right sides in the threaded pipe 18 through threads, the far ends of the two threaded rods 19 penetrate through the threaded pipe 18 and are movably connected with the side wall of the mounting plate 6 through bearings, a first bevel gear 20 is sleeved outside the threaded pipe 18, a second bevel gear 21 is meshed below the first bevel gear 20, a transverse plate 23 is fixedly connected between the two connecting plates 24 close to the bottom, the bottom of the transverse plate 23 is fixedly connected with a second motor 22, the bottom of the second bevel gear 21 is movably connected with the top of the transverse plate 23 through a rotating shaft and a bearing, and the bottom end of the rotating shaft on the bottom, the bottom end of the mounting plate 6 extends to the outside of the speed reducer body 1 and the connecting plate 24 is arranged in parallel in the vertical direction, the connecting plate 24 is positioned between the two mounting plates 6, the second motor 22, the threaded rod 19, the first bevel gear 20 and the mounting plate 6 are matched with each other, so that the second motor 22 can drive the first bevel gear 20 and the threaded pipe 18 to rotate, the threaded rod 19 can rotate inwards or outwards, the mounting plates 6 can be driven to move inwards or outwards, the clamping plate 10 is pushed to clamp, the working efficiency of the speed reducer can be effectively improved, the left side and the right side of the mounting plate 6 are respectively provided with a limiting plate 5, the bottom of the limiting plate 5 is fixedly connected with the bottom of the inner cavity of the speed reducer body 1, the side walls of the limiting plate 5 opposite to the mounting plates 6 are respectively and fixedly connected with two thick pipes 17 from top to bottom, the thick pipes 17 are in sliding connection with a sliding pipe 14, and one, 14 overcoat of slide pipe is equipped with spring 15, and spring 15's both ends respectively with mounting panel 6 and the lateral wall fixed connection of thick pipe 17, through mutually supporting between mounting panel 6, spring 15 and the limiting plate 5, can realize that spring 15 receives the extrusion that mounting panel 6 removed and bring and be compression state, and then plays the effect to mounting panel 6 buffering, can effectively improve its stability.

The first motor 4, the second motor 22 and the electric telescopic rod 11 are respectively and electrically connected with a control switch through external power lines, the first motor 4 and the second motor 22 are of Prite brand and PCF 605/10 model, and the electric telescopic rod 11 is of armored beetle of JC-C4-P-P series.

The working principle is as follows: when the technical scheme is used, the first motor 4 drives the driving shaft 2, the idler wheels and the driven shaft 3 to rotate, so that the speed reducer body 1 starts to work, firstly, the electric telescopic rod 11 is started to move upwards or downwards, the connecting block 12 and the sliding pipe 14 are pushed to slide up and down on the sliding rod 8, the clamping plate 10 and the clamping head 16 are driven to move upwards or downwards, the position of the clamping plate 10 is adjusted, the clamping plate 10 can be effectively clamped at different positions, after the clamping position is adjusted, the second motor 22 is started to drive the second bevel gear 21 to positively transmit through the rotating shaft, the rotation of the second bevel gear 21 enables the first bevel gear 20 meshed with the second bevel gear to drive the threaded pipe 18 sleeved with the second bevel gear to rotate, the threaded rod 19 in the threaded pipe 18 is enabled to inwards shrink along with the positive transmission, the mounting plate 6 is pushed to inwards move in the horizontal direction, and at the moment, the, Second fixed plate 13, slide bar 8, electric telescopic handle 11 and splint 10 are inwards removed, make splint 10 carry out the centre gripping to driving shaft 2 and driven shaft 3, chuck 16 plays the effect of firm centre gripping and buffering with driving shaft 2 and the contact of driven shaft 3 this moment, above-mentioned operation makes the device carry out adjustable anti-overload braking to speed reducer body 1, then start second motor 22 and drive second bevel gear 21 through the pivot and pass backward, make devices such as mounting panel 6 outwards remove, cancel the centre gripping operation, slide pipe 14 slides to thick pipe 17 simultaneously, make thick pipe 17 extrusion spring 15, can have the effect of playing the buffering to mounting panel 6, can effectually reduce and rock, thereby can effectively improve its stability.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an overload speed reducer is prevented with adjustable, includes speed reducer body (1), speed reducer body (1) comprises first motor (4), a driving shaft (2), two driven shafts (3) and a plurality of gear, its characterized in that: the left side and the right side of the driving shaft (2) and the driven shaft (3) positioned on the left side are respectively provided with a clamping plate (10), one side, far away from the two clamping plates (10), of each clamping plate is fixedly connected with a connecting block (12), the bottom of each connecting block (12) is fixedly connected with an electric telescopic rod (11), the bottom of each electric telescopic rod (11) is fixedly connected with a second fixing plate (13), the top of each second fixing plate (13) is fixedly connected with a sliding rod (8) at the position close to the right side, the top of each sliding rod (8) is fixedly connected with a first fixing plate (7), each sliding rod (8) is sleeved with a sliding ring (9), one side of each sliding ring (9) is fixedly connected with the side wall of each clamping plate (10) through the connecting block (12), the side wall, far away from the clamping plates (10), of each first fixing plate (7) is fixedly connected with a mounting, the bottom of the speed reducer body (1) is provided with a movable opening matched with the mounting plate (6), and the bottom of the mounting plate (6) penetrates through the movable opening to extend to the outside of the speed reducer body (1).

2. The adjustable overload prevention speed reducer as recited in claim 1, wherein: the bottom of the speed reducer body (1) is close to the left side and the right side and is fixedly connected with two connecting plates (24) respectively, a threaded pipe (18) is arranged between the two connecting plates (24), the left end and the right end of the threaded pipe (18) are movably connected with the side walls of the two connecting plates (24) through bearings respectively, the left side and the right side of the threaded pipe (18) are movably connected with threaded rods (19) through threads respectively, one ends, far away from the threaded rods (19), of the two threaded rods penetrate through the threaded pipe (18) and are movably connected with the side walls of the mounting plate (6) through bearings, a first bevel gear (20) is sleeved outside the threaded pipe (18), a second bevel gear (21) is meshed below the first bevel gear (20), a transverse plate (23) is fixedly connected between the two connecting plates (24) and is close to the bottom, and a second motor (22) is fixedly connected to, the bottom of the second bevel gear (21) is movably connected with the top of the transverse plate (23) through a rotating shaft and a bearing, and the bottom end of the rotating shaft on the bottom of the second bevel gear (21) penetrates through an inner ring of the bearing to be fixedly connected with an output shaft of the second motor (22).

3. The adjustable overload prevention speed reducer as recited in claim 1, wherein: mounting panel (6) the left and right sides is provided with limiting plate (5) respectively, and the inner chamber bottom fixed connection of the bottom of limiting plate (5) and speed reducer body (1), limiting plate (5) and mounting panel (6) relative lateral wall from last two thick pipes (17) of fixedly connected with respectively downwards, sliding connection has slide pipe (14) in thick pipe (17), and slide pipe (14) keep away from the one end of limiting plate (5) and the lateral wall fixed connection of mounting panel (6), slide pipe (14) overcoat is equipped with spring (15), and the both ends of spring (15) respectively with the lateral wall fixed connection of mounting panel (6) and thick pipe (17).

4. The adjustable overload prevention speed reducer as recited in claim 1, wherein: two fixedly connected with a plurality of chuck (16) on the relative one side lateral wall of splint (10), and chuck (16) along vertical direction evenly distributed, be located two on right side splint (10) are the bilateral symmetry setting as the symmetry axis with the central axis of driving shaft (2), are located left two splint (10) are the bilateral symmetry setting as the symmetry axis with the central axis of driven shaft (3).

5. The adjustable overload prevention speed reducer as recited in claim 1, wherein: the first fixing plate (7) and the second fixing plate (13) are respectively arranged in a vertically symmetrical mode by taking the central axis of the sliding ring (9) as a symmetrical axis, and the first fixing plate (7) and the second fixing plate (13) are identical in size.

6. The adjustable overload prevention speed reducer as recited in claim 1, wherein: the clamping plate (10), the electric telescopic rod (11), the sliding rod (8) and the mounting plate (6) are arranged in parallel in the vertical direction.

7. The adjustable overload prevention speed reducer as recited in claim 1, wherein: the bottom end of the mounting plate (6) extends to the outside of the speed reducer body (1) and the connecting plate (24) and is arranged in parallel in the vertical direction, and the connecting plate (24) is located between the two mounting plates (6).

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