Main shaft adjusting support

Abstract

The utility model belongs to the technical field of main shaft supports, and particularly discloses a main shaft adjusting support which comprises a base, an adjusting sleeve, a screw rod and a bearing plate, the adjusting sleeve is rotationally connected to the middle position above the base, the screw rod is inserted into the adjusting sleeve and connected with a limiting block, and the bearing plate is arranged at the top end of the screw rod. Mutually parallel telescopic rods are symmetrically arranged on the side edge of the adjusting sleeve, the outer sides of the telescopic rods are sleeved with springs, the two ends of the telescopic rods and the two ends of the springs are fixed to the bearing plate and the base respectively, a first fixing ring is arranged above the bearing plate, and a second fixing ring is arranged above the first fixing ring; a first connecting block and a second connecting block are arranged at one end of the first fixing ring and one end of the second fixing ring respectively, and the other end of the first fixing ring and the other end of the second fixing ring are hinged together. The first fixing ring and the second fixing ring are used for fixing the main shaft, and when the overall height is adjusted, only the adjusting sleeve needs to be rotated, and the bearing plate is pushed to move up and down through threaded connection between the adjusting sleeve and the screw rod.

Description

Technical Field

[0001] The utility model relates to the technical field of spindle brackets, and specifically relates to a spindle adjustment bracket. Background Art

[0002] The spindle refers to the shaft that receives power from an engine or a motor and transmits it to other parts. The spindle is also called the "light shaft", which is the abbreviation of the "main optical axis". Some spindles usually need to be supported by a spindle bracket during use to further improve the overall stability.

[0003] Most of the existing spindle brackets do not have the function of height adjustment, and there are great limitations in actual use. Therefore, some people will set up a height adjustment structure under the bracket. For example, the Chinese utility model patent with the publication number CN214945838U specifically discloses a spindle bracket that is easy to adjust.

[0004] However, people will find that during the actual use of the above spindle adjustment bracket, the bracket is provided with two adjustment pull rods. When adjustment is required, it is necessary to rotate the two pull rods simultaneously to achieve adjustment, which greatly increases the adjustment difficulty, is very cumbersome to operate, and has poor practicability. Content of the Utility Model

[0005] The purpose of the utility model is to provide a spindle adjustment bracket to solve the problems raised in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A spindle adjustment bracket, including a base, an adjustment sleeve, a screw rod, and a bearing plate. The adjustment sleeve is rotatably connected to the middle position above the base. The screw rod is inserted into the adjustment sleeve and is connected with a limiting block. The screw rod and the adjustment sleeve are connected by threads. The bearing plate is arranged at the top of the screw rod. Symmetrically arranged on the side of the adjustment sleeve are parallel telescopic rods. A spring is sleeved outside the telescopic rods. The two ends of the telescopic rods and the spring are respectively fixed on the bearing plate and the base. Above the bearing plate is provided with a first fixing ring, and above the first fixing ring is provided with a second fixing ring. One ends of the first fixing ring and the second fixing ring are respectively provided with a first connecting block and a second connecting block, and the other ends of the first fixing ring and the second fixing ring are hinged together. The first connecting block and the second connecting block are fixed by a locking bolt. The first fixing ring and the second fixing ring are used to fix the spindle. When adjusting the overall height, only need to rotate the adjustment sleeve. Utilizing the threaded connection between the adjustment sleeve and the screw rod, push the bearing plate to move up and down. Rotate the screw rod clockwise to move upward, and rotate the screw rod counterclockwise to move upward. When the bearing plate moves up or down, the telescopic rods and the spring will also change accordingly.

[0007] Preferably, a nut is welded on the outside of the adjustment sleeve. The set nut mainly facilitates the rotation of the adjustment sleeve.

[0008] Preferably, a plurality of reinforcing ribs are provided between the screw rod and the receiving plate, and the provided reinforcing ribs are mainly used to improve the supporting effect.

[0009] Preferably, a fixing plate is provided on the side of the base, and fixing holes are provided on the fixing plate. The setting of the fixing plate is mainly used to fix the device to other equipment.

[0010] Preferably, a through screw hole is provided above the second fixing ring, and a pressing bolt is threadedly connected in the through screw hole. The setting of the pressing bolt can be used to lock the main shaft, and the pressing bolt does not need to be installed when not in use.

[0011] Compared with the prior art, the beneficial effects of the present utility model are:

[0012] The present utility model installs the main shaft by setting the first fixing ring and the second fixing ring, drives the screw rod to move by rotating the adjusting sleeve, uses the screw rod to push the receiving plate to move up and down, thereby changing the installation height of the main shaft. The provided telescopic rod and spring are used to improve the overall stability, and the operation is simple and easy to understand, effectively improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a schematic three-dimensional structure diagram of the present utility model;

[0014] Figure 2 is a schematic partial cross-sectional structure diagram of the present utility model.

[0015] In the figure: 1, base; 101, fixing plate; 102, fixing hole; 2, receiving plate; 3, first fixing ring; 301, first connecting block; 4, second fixing ring; 401, second connecting block; 402, through screw hole; 5, adjusting sleeve; 501, nut; 6, screw rod; 601, limiting block; 602, reinforcing rib; 7, telescopic rod; 8, spring; 9, pressing bolt. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0016] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0017] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0018] In the description of the present utility model, it should also be noted that unless otherwise clearly specified and defined, the terms "set", "installed", "connected", "connected to" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0019] Please refer to Figure 1-2 , the present utility model provides a technical solution: a spindle adjustment bracket, including a base 1, an adjustment sleeve 5, a screw rod 6 and a receiving plate 2. The adjustment sleeve 5 is rotatably connected to the middle position above the base 1. The screw rod 6 is inserted into the adjustment sleeve 5 and is connected with a limiting block 601. The screw rod 6 is threadedly connected with the adjustment sleeve 5. The receiving plate 2 is arranged at the top of the screw rod 6. Symmetrically arranged on the side of the adjustment sleeve 5 are parallel telescopic rods 7. A spring 8 is sleeved outside the telescopic rods 7. The two ends of the telescopic rods 7 and the spring 8 are respectively fixed on the receiving plate 2 and the base 1. Above the receiving plate 2 is arranged a first fixing ring 3. Above the first fixing ring 3 is arranged a second fixing ring 4. One ends of the first fixing ring 3 and the second fixing ring 4 are respectively provided with a first connecting block 301 and a second connecting block 401, and the other ends of the first fixing ring 3 and the second fixing ring 4 are hinged together. The first connecting block 301 and the second connecting block 401 are fixed by a locking bolt; by using the first fixing ring 3 and the second fixing ring 4 to fix the spindle, when adjusting the overall height, only need to rotate the adjustment sleeve 5. Utilizing the threaded connection between the adjustment sleeve 5 and the screw rod 6, the receiving plate 2 is pushed to move up and down. When rotating the screw rod 6 clockwise, it moves upward, and when rotating the screw rod 6 counterclockwise, it moves upward. When the receiving plate 2 moves upward or downward, the telescopic rods 7 and the spring 8 will also change accordingly.

[0020] Further, a nut 501 is welded on the outside of the adjustment sleeve 5. The arranged nut 501 is mainly convenient for rotating the adjustment sleeve 5.

[0021] Further, a plurality of reinforcing ribs 602 are arranged between the screw rod 6 and the receiving plate 2. The arranged reinforcing ribs 602 are mainly used to improve the supporting effect.

[0022] Further, a fixing plate 101 is provided on the side of the base 1, and a fixing hole 102 is formed in the fixing plate 101. The fixing plate 101 is mainly used to fix this device on other equipment.

[0023] Further, a through screw hole 402 is formed above the second fixing ring 4, and a pressing bolt 9 is threadedly connected in the through screw hole 402. The pressing bolt 9 can be used to lock the main shaft. When not in use, the pressing bolt 9 does not need to be installed.

[0024] In summary, when using this adjusting bracket for the main shaft, only need to fix this bracket at the required position by using the fixing plate 101 of the base 1, then rotate the nut 501, so that the nut 501 drives the adjusting sleeve 5 to rotate, and the adjusting sleeve 5 drives the screw rod 6 to move up and down, so that the screw rod 6 drives the bearing plate 2 to move. At the same time, the telescopic rod 7 and the spring 8 will change according to the change of the height of the bearing plate 2. After adjustment, the locking bolt that fixes the first connecting block 301 and the second connecting block 401 can be removed, then the second fixing ring 4 can be turned open, then place the main shaft inside the first fixing ring 3, then close the second fixing ring 4 on the first fixing ring 3, and use the locking bolt to lock the first connecting block 301 and the second connecting block 401. The operation is simple and easy to understand.

[0025] It should be noted that: the whole device is controlled by the total control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, the electrical connection relationship and the specific circuit structure are not described in detail here.

[0026] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spindle adjustment bracket, characterized in that: The invention comprises a base (1), an adjusting sleeve (5), a screw rod (6) and a receiving plate (2), wherein the adjusting sleeve (5) is rotatably connected to a middle position above the base (1), the screw rod (6) is inserted into the adjusting sleeve (5) and connected to a limiting block (601), the screw rod (6) and the adjusting sleeve (5) are connected by a thread, the receiving plate (2) is arranged at the top of the screw rod (6), and the side of the adjusting sleeve (5) is symmetrically provided with telescopic rods (7) parallel to each other, the outer side of the telescopic rod (7) is provided with a spring (8), and the telescopic rod (7) and the spring (8) are connected to each other. The two ends of the support plate (8) are respectively fixed on the support plate (2) and the base (1); a first fixing ring (3) is arranged above the support plate (2); a second fixing ring (4) is arranged above the first fixing ring (3); one end of the first fixing ring (3) and the second fixing ring (4) are respectively provided with a first connecting block (301) and a second connecting block (401); the other ends of the first fixing ring (3) and the second fixing ring (4) are hinged to each other; the first connecting block (301) and the second connecting block (401) are fixed by means of locking bolts.

2. The spindle adjustment bracket according to claim 1, characterized in that: A nut (501) is welded to the outer side of the adjustment sleeve (5).

3. The spindle adjustment bracket according to claim 1, characterized in that: A plurality of reinforcing ribs (602) are provided between the screw rod (6) and the receiving plate (2).

4. The spindle adjustment bracket according to claim 1, characterized in that: A fixing plate (101) is provided on the side of the base (1), and a fixing hole (102) is provided on the fixing plate (101).

5. The spindle adjustment bracket according to claim 1, characterized in that: A through screw hole (402) is provided on the upper side of the second fixing ring (4), and a clamping bolt (9) is connected to the inner thread of the through screw hole (402).

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