Fan shaft clamp

Abstract

The utility model relates to the technical field of fan shafts, in particular to a fan shaft clamp which comprises a fixing plate, a fixing hole is formed in the top end of the fixing plate, supporting legs are fixedly connected to the bottom end of the fixing plate, a supporting seat is fixedly connected to the bottom ends of the supporting legs, a first limiting hole is formed in the top end of the supporting seat, and a second limiting hole is formed in the top end of the supporting seat. A fixing hole is formed in the fixing plate, a fixing rod is connected to the interior of the fixing hole in a clamped mode, a lower clamping block is fixedly connected to the top end of the fixing rod, and a lower fixing block is fixedly connected to one end of the lower clamping block. The position of the fan shaft can be freely and rapidly adjusted according to the position needed by turning, the part, connected with a lathe, of the base does not need to be detached, and therefore the problem that when the position of a certain fan shaft clamp is adjusted, the whole clamp needs to be detached, and the operation is troublesome is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of fan shafts, in particular to a fan shaft clamp. Background Art

[0002] The fan shaft is the transmission part connecting the motor and the impeller. It is located in the middle of the impeller. When manufacturing the fan shaft, it needs to be lathe-machined to form grooves, chamfers and other shapes to facilitate subsequent assembly and use.

[0003] When adjusting the position of the existing fan shaft clamp, the clamp needs to be completely disassembled, which is rather troublesome; the existing fan shaft clamp can only be used to fix a single model of fan shaft and is not compatible with fan shafts of other sizes, which is not practical. Therefore, a fan shaft clamp is proposed to address the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a fan shaft clamp to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The top of described supporting ram is hinged on the base, and the top of described supporting ram is hinged on the base, and the bottom of described supporting ram is hinged on the base, and the top of described supporting ram is hinged on the base, and the top of described supporting ram is hinged on the base.

[0007] Preferably, a rubber layer is fixedly connected to the inner side of the fixing groove.

[0008] Preferably, the fixing groove and the rubber layer are semicircular in the upper clamping block and the lower clamping block, and when the upper clamping block and the lower clamping block are attached together, the fixing groove is circular.

[0009] Preferably, there are two limit blocks, which are symmetrically arranged at both ends of the fixed axis.

[0010] Preferably, there are a plurality of fixing holes, which are evenly distributed on the surface of the fixing plate in a matrix.

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

[0012] 1. In the utility model, by setting the fixing hole, fixing plate, fixing rod and other components, by pulling up the lower clamping block and the upper clamping block, the fixing rod is pulled out from the fixing hole, and the position of the fan shaft can be adjusted quickly and arbitrarily according to the position required for turning, without disassembling the part connecting the base and the lathe, thereby solving the problem that some fan shaft clamps need to disassemble the clamps when adjusting the clamp position, which is quite troublesome;

[0013] 2. In the utility model, by setting the lower clamping block, the lower fixed block, the upper fixed block, the fixed shaft, the limit block, the fixed groove, the upper clamping block, the upper fixed plate, the lower fixed plate and the second fixed hole and other components, under the action of the fixed shaft, the upper clamping block is opened upward, and the appropriate fixed groove is selected according to the thickness of the fan shaft, and the two ends of the fan shaft are respectively engaged in the two corresponding fixed grooves, and then the upper clamping block is reset, and the second fixed hole is screwed with a bolt to fix the upper fixed plate and the lower fixed plate, and the upper clamping block, the fan shaft and the lower clamping block are fixed as a whole through the upper fixed plate and the lower fixed plate, thereby solving the problem that the existing fan shaft clamp can only be used for fixing a single model of fan shaft, is not compatible with fan shafts of other sizes, and is not practical enough;

[0014] 3. In the utility model, the fixing groove and rubber layer and other components are provided, which will generate certain vibrations during turning. The rubber layer can effectively reduce the wear between the fan shaft and the fixture caused by the vibrations. 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 structure of the utility model from top view.

[0017] In the figure: 1. fixing plate; 2. fixing hole; 3. supporting leg; 4. supporting seat; 5. first limiting hole; 6. fixing rod; 7. lower clamping block; 8. lower fixing block; 9. upper fixing block; 10. fixing shaft; 11. limiting block; 12. upper clamping block; 13. upper fixing plate; 14. lower fixing plate; 15. second fixing hole; 16. fixing groove; 17. rubber layer. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the devices or elements referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of the present invention. The directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0020] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the present invention.

[0021] See also Figure 1-2 , the utility model provides a technical solution:

[0022] A fan shaft clamp comprises a fixing plate 1, the top of the fixing plate 1 is provided with a fixing hole 2, the bottom end of the fixing plate 1 is fixedly connected with a supporting leg 3, the bottom end of the supporting leg 3 is fixedly connected with a supporting seat 4, the top of the supporting seat 4 is provided with a first limiting hole 5, the inside of the fixing hole 2 is engaged and connected with a fixing rod 6, the top of the fixing rod 6 is fixedly connected with a lower clamping block 7, one end of the lower clamping block 7 is fixedly connected with a lower fixing block 8, the inner side of the lower fixing block 8 is rotatably connected with a fixing shaft 10, one side of the lower fixing block 8 is penetrated by an upper fixing block 9 connected with the fixing shaft 10, one end of the fixing shaft 10 is fixedly connected with a limiting block 11, one end of the upper fixing block 9 is fixedly connected with an upper clamping block 12, the end of the upper clamping block 12 away from the upper fixing block 9 is fixedly connected with an upper fixing plate 13, the end of the lower clamping block 7 away from the lower fixing block 8 is fixedly connected with a lower fixing plate 14, the tops of the upper fixing plate 13 and the lower fixing plate 14 are provided with second fixing holes 15, and the upper clamping block 12 and the lower clamping block 7 are provided with fixing grooves 16 inside.

[0023] A rubber layer 17 is fixedly connected to the inner side of the fixing groove 16. The fixing groove 16 and the rubber layer 17 are semicircular in the upper clamping block 12 and the lower clamping block 7. When the upper clamping block 12 and the lower clamping block 7 are fitted together, the fixing groove 16 is circular. The number of the limit blocks 11 is two, and they are symmetrically arranged at both ends of the fixed shaft 10. The number of the fixing holes 2 is several, and they are evenly distributed in a matrix on the surface of the fixed plate 1.

[0024] Working process: when the fan shaft clamp is needed, first fix the clamp as a whole on the turning machine with bolts through the first limit hole 5 on the support seat 4, then open the upper clamp block 12 upwards under the action of the fixed shaft 10, select the appropriate fixing groove 16 according to the thickness of the fan shaft, and respectively engage the two ends of the fan shaft into the two corresponding fixing grooves 16, then reset the upper clamp block 12, so that the upper clamp block 12, the fan shaft and the lower clamp block 7 fit together, and then screw the second fixing hole 15 with bolts to fix the upper fixing plate 13 and the lower fixing plate 14, and fix the upper clamp block 12, the fan shaft and the lower clamp block 7 as a whole through the upper fixing plate 13 and the lower fixing plate 14, and then pull the lower clamp block 7 and the upper clamp block 12 upwards to pull the fixing rod 6 out of the fixing hole 2, and the position of the fan shaft can be adjusted arbitrarily according to the position required for turning, without disassembling the connecting part between the support seat 4 and the lathe, and then the turning work can be carried out.

[0025] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fan shaft fixture, comprising a fixing plate (1), characterized in that: The top of the fixing plate (1) is provided with a fixing hole (2), the bottom of the fixing plate (1) is fixedly connected to a supporting leg (3), the bottom of the supporting leg (3) is fixedly connected to a supporting seat (4), the top of the supporting seat (4) is provided with a first limiting hole (5), the inside of the fixing hole (2) is snap-connected with a fixing rod (6), the top of the fixing rod (6) is fixedly connected to a lower clamping block (7), one end of the lower clamping block (7) is fixedly connected to a lower fixing block (8), the inner side of the lower fixing block (8) is rotatably connected to a fixing shaft (10), one side of the lower fixing block (8) is connected by a fixing shaft (10) is connected with an upper fixed block (9) through it, one end of the fixed shaft (10) is fixedly connected to a limit block (11), one end of the upper fixed block (9) is fixedly connected to an upper clamping block (12), one end of the upper clamping block (12) away from the upper fixed block (9) is fixedly connected to an upper fixed plate (13), one end of the lower clamping block (7) away from the lower fixed block (8) is fixedly connected to a lower fixed plate (14), the top ends of the upper fixed plate (13) and the lower fixed plate (14) are provided with second fixing holes (15), and the upper clamping block (12) and the lower clamping block (7) are provided with fixing grooves (16) inside.

2. A fan shaft fixture according to claim 1, characterized in that: A rubber layer (17) is fixedly connected to the inner side of the fixing groove (16).

3. A fan shaft fixture according to claim 1, characterized in that: The fixing groove (16) and the rubber layer (17) are semicircular in shape at the upper clamping block (12) and the lower clamping block (7); when the upper clamping block (12) and the lower clamping block (7) are fitted together, the fixing groove (16) is circular.

4. A fan shaft fixture according to claim 1, characterized in that: The number of the limit blocks (11) is two, and they are symmetrically arranged at both ends of the fixed shaft (10).

5. The fan shaft fixture according to claim 1, characterized in that: The number of the fixing holes (2) is several and they are evenly distributed in a matrix on the surface of the fixing plate (1).

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