Universal shaft connecting and stabilizing mechanism

Abstract

The utility model discloses a universal shaft connecting and stabilizing mechanism which comprises a base. The fixing frame is mounted at the top of the base; the connecting plate is arranged at the top of the fixing frame; the bearing is mounted in the connecting plate; the two ends of the cardan shaft main body are fixedly connected with the inner surfaces of the bearings; the vertical adjusting assembly is arranged at one end of the universal shaft main body; the vertical adjusting assembly comprises a connecting frame, a motor and a lead screw, the bottom of the connecting frame is fixedly connected with the top of the base, the motor is fixedly installed at the top of the connecting frame, the top end of the lead screw is fixedly connected with an output shaft of the motor, and the bottom end of the lead screw is fixedly connected with the interior of the connecting frame. According to the scheme, the base, the fixing frame, the connecting plate, the bearing, the cardan shaft body and the vertical adjusting assembly are arranged, through the structure, the height of one end of the cardan shaft body can be changed after the cardan shaft body is stabilized, and the cardan shaft body can be conveniently connected with other components.

Description

TECHNICAL FIELD

[0001] The utility model relates to steady mechanism technical field, more specifically, the utility model relates to a kind of universal shaft connection steady mechanism. BACKGROUND

[0002] Universal shaft is a kind of mechanical connecting device, for transmitting power between two different axis intersection rotating parts. It can be flexibly rotated within a certain angle range, allow the relative motion between two shafts, so as to realize the effective transmission of power. Universal shaft is widely used in automobile, engineering machinery, agricultural machinery, ship, aerospace and other fields. When universal shaft is installed, specific steady mechanism is needed to be used to keep the stability of universal shaft, since universal shaft can be flexibly rotated within a certain angle range, and the existing steady mechanism will make universal shaft completely fixed after installation to ensure stability, so as to be inconvenient to adjust, unable to realize flexible rotation within a certain angle range, so that the function of universal shaft is limited.

[0003] Therefore, a kind of universal shaft connection steady mechanism is proposed to solve the above problems. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the embodiments of the utility model provide a kind of universal shaft connection steady mechanism, to solve the problem that the universal shaft steady mechanism of prior art is completely fixed after installation to ensure stability, so as to be inconvenient to adjust, unable to realize flexible rotation within a certain angle range.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a kind of universal shaft connection steady mechanism, comprising

[0006] base;

[0007] fixed frame, the fixed frame is installed at the top of base;

[0008] connecting plate, the connecting plate is set at the top of fixed frame;

[0009] bearing, the bearing is installed in the inside of connecting plate;

[0010] universal shaft body, the two ends of the universal shaft body are fixedly connected with the inner surface of bearing;

[0011] vertical adjustment assembly, the vertical adjustment assembly is set at one end of universal shaft body;

[0012] The vertical adjusting assembly comprises a connecting frame, a motor and a screw rod, the bottom of the connecting frame is fixedly connected with the top of the base, the motor is fixedly installed on the top of the connecting frame, the top end of the screw rod is fixedly connected with the output shaft of the motor, the bottom end of the screw rod is fixedly connected with the inside of the connecting frame, and the outer surface of the screw rod is threadedly connected with the inside of one of the connecting plates.

[0013] The horizontal adjusting assembly is arranged on the top of the base.

[0014] The horizontal adjusting assembly comprises half gears, connecting shafts and a connecting rod, two groups of the half gears and the connecting shafts are symmetrically arranged, the two half gears are meshed with each other, the bottom of one of the half gears is slidably connected with the top of the base, the bottom of the other half gear is fixedly connected with the top of the base, the outer surface of the connecting shaft is fixedly connected with the center position of the half gear, and the bottom ends of the two connecting shafts are rotatably connected with the two ends of the connecting rod.

[0015] The hydraulic rod is fixedly installed below the top of the base, and the friction pad is fixedly installed at the bottom end of the hydraulic rod.

[0016] The beneficial effects of the above technical scheme of the utility model are as follows:

[0017] In the above scheme, the base, the fixing frame, the connecting plate, the bearing, the universal shaft body and the vertical adjusting assembly are arranged, the motor is started, the motor drives the screw rod to rotate in the connecting frame, the connecting plate slides up and down in the connecting frame, one end of the universal shaft body is driven to move up and down by the bearing, and the height of the one end of the universal shaft body can be changed after the universal shaft body is stabilized, so that the universal shaft body and other components can be connected.

[0018] The horizontal adjusting assembly is arranged, the hydraulic rod is started, the hydraulic rod drives the friction pad to ascend, at this time, the fixing frame can be pushed and pulled, one half gear rotates on the other half gear, one end of the connecting rod rotates around one connecting shaft, the position of the one end of the universal shaft body is adjusted, the hydraulic rod is started after the adjustment is completed, the hydraulic rod drives the friction pad to descend and tightly adhere to the surface of the base, so that the adjusted angle is fixed, the position of the one end of the universal shaft body in the horizontal direction can be adjusted through the above structure, the universal shaft can be flexibly rotated in a certain angle range through cooperation of the vertical adjusting assembly, and the function of the universal shaft is utilized. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2The vertical adjustment assembly structure schematic view of the utility model;

[0021] Figure 3 The horizontal adjustment assembly structure schematic view of the utility model.

[0022] [Reference signs]

[0023] 1, base; 2, fixed frame; 3, connecting plate; 4, bearing; 5, universal shaft main body;

[0024] 6, vertical adjustment assembly; 61, connecting frame; 62, motor; 63, screw rod;

[0025] 7, horizontal adjustment assembly; 71, half gear; 72, connecting shaft; 73, connecting rod; 74, hydraulic rod; 75, friction pad. DETAILED DESCRIPTION

[0026] In order to make the technical problems, technical schemes and advantages to be solved by the utility model more clear, the following will be described in detail in combination with the drawings and specific embodiments.

[0027] As shown in the accompanying Figure 1 to the accompanying Figure 3 The embodiment of the utility model provides a kind of universal shaft connection stable mechanism, comprising

[0028] Base 1;

[0029] Fixed frame 2, fixed frame 2 is installed at the top of base 1;

[0030] Connecting plate 3, connecting plate 3 is set at the top of fixed frame 2;

[0031] Bearing 4, bearing 4 is installed in the inside of connecting plate 3;

[0032] Universal shaft main body 5, both ends of universal shaft main body 5 are fixedly connected with the inner surface of bearing 4;

[0033] Vertical adjustment assembly 6, vertical adjustment assembly 6 is set at one end of universal shaft main body 5;

[0034] Vertical adjustment assembly 6 includes connecting frame 61, motor 62, screw rod 63, the bottom of connecting frame 61 is fixedly connected with the top of base 1, motor 62 is fixedly installed at the top of connecting frame 61, the top end of screw rod 63 is fixedly connected with the output shaft of motor 62, the bottom end of screw rod 63 is fixedly connected with the inside of connecting frame 61, the outer surface of screw rod 63 is threadedly connected with the inside of one connecting plate 3, and the two sides of one connecting plate 3 are slidably connected with the inside of connecting frame 61.

[0035] Wherein, it also includes horizontal adjustment assembly 7, and horizontal adjustment assembly 7 is set at the top of base 1.

[0036] The horizontal adjusting assembly 7 comprises half gears 71, connecting shafts 72 and connecting rods 73, the half gears 71 and the connecting shafts 72 are symmetrically provided with two groups, the two half gears 71 are meshed with each other, the bottom of one half gear 71 is slidably connected with the top of the base 1, the bottom of the other half gear 71 is fixedly connected with the top of the base 1, the outer surface of the connecting shaft 72 is fixedly connected with the center position of the half gear 71, and the bottom ends of the two connecting shafts 72 are rotatably connected with the two ends of the connecting rod 73.

[0037] The hydraulic rod 74 is fixedly installed below the top of the base 1, and the friction pad 75 is fixedly installed at the bottom end of the hydraulic rod 74.

[0038] The connecting plate 3 and the bearing 4 are respectively provided with two groups, the two connecting plates 3 and the bearings 4 are respectively installed at the two ends of the universal shaft body 5, recesses are formed in the two sides of one connecting plate 3, the convex strips provided in the connecting frame 61 are slidably connected with the recesses, the connecting plate 3 is limited in the connecting frame 61 and can only slide up and down in the connecting frame 61, the bearing 4 can ensure that the universal shaft body 5 is not affected when rotating, and the rubber sheet with patterns is installed at the bottom of the friction pad 75, the friction between the friction pad 75 and the base 1 can be increased, and the friction pad 75 is fixed and stable when contacting the base 1.

[0039] The working process of the utility model is as follows: the motor 62 is started, the motor 62 drives the screw rod 63 to rotate in the connecting frame 61, the connecting plate 3 slides up and down in the connecting frame 61, and one end of the universal shaft body 5 is driven by the bearing 4 to move up and down;

[0040] The hydraulic rod 74 is started, the hydraulic rod 74 drives the friction pad 75 to rise, at the moment, the fixed frame 2 can be pushed and pulled, one half gear 71 rotates on the other half gear 71, one end of the connecting rod 73 rotates around one connecting shaft 72, the position of one end of the universal shaft body 5 is adjusted, the hydraulic rod 74 is started after the adjustment is completed, the hydraulic rod 74 drives the friction pad 75 to descend and tightly contact the surface of the base 1, and the adjusted angle is fixed.

[0041] Finally, the following points should be explained: firstly, in the description of the application, it should be pointed out that, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0042] Secondly: the utility model discloses the embodiment in the drawing, only relate to the structure with the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

[0043] Finally: the above only for the preferred embodiment of the utility model has, and does not for limiting the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A universal joint connection stabilizing mechanism, characterized in that, include Base (1); A fixing frame (2) is mounted on top of a base (1); A connecting plate (3) is disposed on the top of the fixing frame (2); Bearing (4), which is installed inside the connecting plate (3); Universal shaft body (5), the two ends of which are fixedly connected to the inner surface of bearing (4); A vertical adjustment component (6) is provided at one end of the universal joint body (5); The vertical adjustment assembly (6) includes a connecting frame (61), a motor (62), and lead screws (63) and (64). The bottom of the connecting frame (61) is fixedly connected to the top of the base (1). The motor (62) is fixedly installed on the top of the connecting frame (61). The top of the lead screw (63) is fixedly connected to the output shaft of the motor (62). The bottom of the lead screw (63) is fixedly connected to the inside of the connecting frame (61). The outer surface of the lead screw (63) is threadedly connected to the inside of one of the connecting plates (3). The two sides of one of the connecting plates (3) are slidably connected to the inside of the connecting frame (61).

2. The universal joint connection stabilizing mechanism according to claim 1, characterized in that, It also includes a leveling component (7) disposed on top of the base (1).

3. The universal joint connection stabilizing mechanism according to claim 2, characterized in that, The horizontal adjustment assembly (7) includes a half gear (71), a connecting shaft (72), and a connecting rod (73). Two sets of half gears (71) and connecting shafts (72) are symmetrically arranged. The two half gears (71) mesh with each other. The bottom of one half gear (71) is slidably connected to the top of the base (1), and the bottom of the other half gear (71) is fixedly connected to the top of the base (1). The outer surface of the connecting shaft (72) is fixedly connected to the center position of the half gear (71), and the bottom ends of the two connecting shafts (72) are rotatably connected to the two ends of the connecting rod (73).

4. The universal joint connection stabilizing mechanism according to claim 3, characterized in that, It also includes a hydraulic rod (74) and a friction pad (75), wherein the hydraulic rod (74) is fixedly installed below the top of the base (1), and the friction pad (75) is fixedly installed at the bottom end of the hydraulic rod (74).

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