Rotating shaft device

Abstract

The utility model relates to the technical field of rotating shafts, and discloses a rotating shaft device which comprises a rotating shaft body, a mounting groove is formed in the surface of the rotating shaft body, a threaded groove is formed in the surface of the rotating shaft body, and the outer side of the surface of the mounting groove is movably sleeved with a movable limiting sleeve ring, a connecting limiting sleeve block and a movable transmission sleeve block. The movable transmission sleeve block is matched between the second fastening bolt and the threaded groove, so that the position of the movable transmission sleeve block can be quickly adjusted and replaced, the position of the transmission gear can be adjusted, and the transmission gear can be mounted in multiple positions; and then a first fastening bolt is matched with a threaded groove, so that the positions of a movable limiting sleeve ring and a connecting limiting sleeve block can be limited and fixed, the position of a transmission gear can be limited and fixed, the transmission gear can stably conduct transmission, the structure is simple, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of rotating shafts, and more specifically to a rotating shaft device. Background Art

[0002] A rotating shaft, as the name implies, is a shaft that is required to connect the main parts of a product and is used to withstand both bending and torque during rotation.

[0003] When the existing rotating shaft is transmitting, if it is necessary to connect the rotating shaft with other transmission components such as gears or flat keys, it is necessary to ensure that they are in a stable state with each other. However, they can usually only be used at a fixed point, and the position of the gear cannot be adjusted and fixed according to the actual transmission position. For this reason, we propose a rotating shaft device. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides a rotating shaft device to solve the problems existing in the above background technology.

[0005] The utility model provides the following technical solutions: a rotating shaft device, comprising a rotating shaft body, a mounting groove is provided on the surface of the rotating shaft body, a threaded groove is provided on the surface of the rotating shaft body, a movable limiting collar, a connecting limiting sleeve block and a movable transmission sleeve block are respectively movably sleeved on the outer side of the surface of the mounting groove, a second fastening bolt and a first fastening bolt are respectively movably connected between the movable transmission sleeve block and the connecting limiting sleeve block and the threaded groove, a transmission gear is movably sleeved on the outer side of the surface of the movable transmission sleeve block, and a fixing groove is provided on the inner side of the transmission gear;

[0006] Furthermore, the end of the rotating shaft body is movably connected to a fixed support block, the bottom end of the fixed support block is fixedly connected to a connecting base plate, a limiting slot is provided on the outer side of the surface of the connecting base plate, a movable limiting block is movably connected on the inner side of the limiting slot, and a third fastening bolt is movably connected between the end of the movable limiting block and the connecting base plate.

[0007] Furthermore, a transmission protrusion is provided on the top of the movable transmission sleeve, and the inner side of the fixing groove fits with the outer side of the surface of the movable transmission sleeve and the rotating shaft body.

[0008] Furthermore, a fixing installation through hole is provided at the top end of the connecting base plate.

[0009] Furthermore, the inner side of the movable limiting block fits with the inner side of the limiting slot and the inner side of the top end of the fixed support block.

[0010] Furthermore, a lifting handle is fixedly connected to the top end of the movable limiting block.

[0011] Furthermore, the number of the movable limiting collars and the connecting limiting blocks are both two and they are divided into two groups. The two groups of movable limiting collars and connecting limiting blocks are respectively located on both sides of the transmission gear.

[0012] Technical effects and advantages of the utility model:

[0013] The utility model can quickly adjust and replace the position of the movable transmission sleeve block through the cooperation between the second fastening bolt and the threaded groove, so that the position of the transmission gear can be adjusted and the transmission gear can be installed in multiple positions. Then, the first fastening bolt is cooperated with the threaded groove to limit and fix the position of the movable limit collar and the connecting limit sleeve block, so that the position of the transmission gear can be limited and fixed, so that the transmission gear can be stably transmitted. The utility model has a simple structure and is easy to use.

[0014] The utility model is provided with a fixed support block, a connecting bottom plate, a limit slot, a movable limit block and a third fastening bolt, so that the end of the rotating shaft body is conveniently clamped on the inner side of the top end of the fixed support block, and then the movable limit block is clamped on the inner side of the limit slot, and the bottom end of the movable limit block can be connected and fixed to the connecting bottom plate by the third fastening bolt, so that the rotating shaft body can be installed and fixed as a whole, which can be used stably and operated conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a schematic diagram of the exploded structure of the utility model.

[0017] Figure 3 This is a schematic diagram of the fixed support block structure of the utility model.

[0018] Figure 4 It is a schematic diagram of the limit slot structure of the utility model.

[0019] The accompanying drawings are marked as follows: 1. rotating shaft body; 2. mounting groove; 3. threaded groove; 4. movable limit ring; 5. connecting limit sleeve block; 6. first fastening bolt; 7. movable transmission sleeve block; 8. second fastening bolt; 9. transmission gear; 10. fixing groove; 11. fixed support block; 12. connecting base plate; 13. fixed mounting through hole; 14. limiting slot; 15. movable limit block; 16. third fastening bolt; 17. lifting handle. DETAILED DESCRIPTION

[0020] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0021] Reference Figure 1-4 The utility model provides a rotating shaft device, including a rotating shaft body 1, a mounting groove 2 is provided on the surface of the rotating shaft body 1, a threaded groove 3 is provided on the surface of the rotating shaft body 1, a movable limiting collar 4, a connecting limiting sleeve 5 and a movable transmission sleeve 7 are respectively movably sleeved on the outer side of the surface of the mounting groove 2, a second fastening bolt 8 and a first fastening bolt 6 are movably connected between the movable transmission sleeve 7 and the connecting limiting sleeve 5 and the threaded groove 3, a transmission gear 9 is movably sleeved on the outer side of the surface of the movable transmission sleeve 7, and a fixing groove 10 is provided on the inner side of the transmission gear 9;

[0022] Among them, the end of the rotating shaft body 1 is movably connected with a fixed support block 11, the bottom end of the fixed support block 11 is fixedly connected with a connecting base plate 12, a limiting slot 14 is provided on the outer side of the surface of the connecting base plate 12, a movable limiting block 15 is movably connected to the inner side of the limiting slot 14, and a third fastening bolt 16 is movably connected between the end of the movable limiting block 15 and the connecting base plate 12.

[0023] Among them, a transmission protrusion is provided on the top of the movable transmission sleeve 7, and the inner side of the fixed groove 10 is in contact with the outer side of the surface of the movable transmission sleeve 7 and the rotating shaft body 1, so that the transmission gear 9 can be stably mounted on the surface of the movable transmission sleeve 7 for transmission.

[0024] Among them, a fixed installation through hole 13 is opened at the top end of the connecting base plate 12, so that the fixing installation through hole 13 can match the connecting base plate 12 and the entire device with the installation bolts, and can be quickly installed at the installation station, which is easy to operate.

[0025] Among them, the inner side of the movable limit block 15 fits with the inner side of the limit slot 14 and the inner side of the top end of the fixed support block 11, so that the movable limit block 15 can be stably stuck on the inner side of the limit slot 14, thereby stably limiting and fixing the end position of the shaft body 1.

[0026] Among them, the top end of the movable limit block 15 is fixedly connected with a lifting handle 17, which is convenient for lifting the lifting handle 17, so that the movable limit block 15 can be quickly moved, and the entire device can also be quickly moved, which is easy to operate.

[0027] Among them, the number of movable limit rings 4 and connecting limit blocks 5 are two, and they are divided into two groups. The two groups of movable limit rings 4 and connecting limit blocks 5 are respectively located on both sides of the transmission gear 9, so that the transmission gear 9 can be limited from both sides of the transmission gear 9 at the same time, so that the transmission gear 9 can be used for transmission stably and is easy to operate.

[0028] The working principle of the utility model is as follows: during use, the transmission gear 9 and the movable limiting collar 4 are sleeved on the outer side of the opposing surface of the shaft body 1, and at the same time, the connecting limiting sleeve block 5 can be stuck in the inner side of the mounting groove 2, and then the end of the shaft body 1 is stuck in the inner side of the top end of the fixed support block 11, so that the movable limiting clamping block 15 can be stuck in the inner side of the limiting clamping groove 14, so that the bottom end of the movable limiting clamping block 15 and the top of the connecting bottom plate 12 are fitted with each other, and then the movable limiting clamping block 15 and the connecting bottom plate 12 are connected and fixed by the third fastening bolt 16, so that the movable limiting clamping block 15 can stably cooperate with the fixed support block 11 to limit and fix the position of the shaft body 1. When the position of the transmission gear 9 needs to be fixed, the movable limiting clamping block 15 is fixed. The transmission sleeve 7 is stuck in the inner side of the installation groove 2, and then the second fastening bolt 8 is connected and matched with the threaded groove 3 to fix the position of the movable transmission sleeve 7, and the transmission gear 9 is moved so that the transmission gear 9 can be sleeved on the outer side of the surface of the movable transmission sleeve 7 under the action of the fixing groove 10, and then the movable limiting collar 4 and the connecting limiting sleeve 5 are moved so that the movable limiting collar 4 can fit with one side of the transmission gear 9, and then the first fastening bolt 6 is matched with the threaded groove 3 to limit and fix the position of the movable limiting collar 4 and the connecting limiting sleeve 5, so that the position of the transmission gear 9 can be limited and fixed, so that the transmission gear 9 can be used for transmission stably, and the overall structure is simple and easy to operate.

[0029] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0030] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0031] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A rotating shaft device, comprising a rotating shaft body (1), characterized in that: The surface of the rotating shaft body (1) is provided with a mounting groove (2), the surface of the rotating shaft body (1) is provided with a threaded groove (3), the outer side of the surface of the mounting groove (2) is movably sleeved with a movable limiting collar (4), a connecting limiting sleeve block (5) and a movable transmission sleeve block (7), the movable transmission sleeve block (7) and the connecting limiting sleeve block (5) are movably connected to the threaded groove (3) with a second fastening bolt (8) and a first fastening bolt (6), the outer side of the surface of the movable transmission sleeve block (7) is movably sleeved with a transmission gear (9), and the inner side of the transmission gear (9) is provided with a fixing groove (10).

2. A rotating shaft device according to claim 1, characterized in that: The end of the rotating shaft body (1) is movably connected to a fixed support block (11), the bottom end of the fixed support block (11) is fixedly connected to a connecting base plate (12), a limit clamping groove (14) is provided on the outer side of the surface of the connecting base plate (12), an active limit clamping block (15) is movably connected to the inner side of the limit clamping groove (14), and a third fastening bolt (16) is movably connected between the end of the active limit clamping block (15) and the connecting base plate (12).

3. A rotating shaft device according to claim 1, characterized in that: A transmission protrusion is provided on the top of the movable transmission sleeve (7), and the inner side of the fixing groove (10) fits with the outer sides of the surfaces of the movable transmission sleeve (7) and the rotating shaft body (1).

4. A rotating shaft device according to claim 2, characterized in that: A fixing installation through hole (13) is provided at the top end of the connecting bottom plate (12).

5. A rotating shaft device according to claim 2, characterized in that: The inner side of the movable limiting card block (15) fits with the inner side of the limiting card slot (14) and the inner side of the top end of the fixed support block (11).

6. A rotating shaft device according to claim 2, characterized in that: A lifting handle (17) is fixedly connected to the top end of the movable limiting block (15).

7. A rotating shaft device according to claim 1, characterized in that: The movable limiting collars (4) and the connecting limiting blocks (5) are both present in two numbers and are divided into two groups. The two groups of movable limiting collars (4) and connecting limiting blocks (5) are respectively located on both sides of the transmission gear (9).

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