Shaft machining clamp

Abstract

The shaft machining clamp comprises a base and at least two sets of fixing mechanisms, the fixing mechanisms are arranged on the base, each fixing mechanism comprises a supporting assembly and a pressing assembly, each supporting assembly comprises a supporting seat, each supporting seat is arranged on the surface of the base and connected with the base in a sliding fit mode, and a supporting face is arranged on the surface of each supporting seat. The supporting face is of a V-shaped structure, and a first rubber mat is arranged on the supporting face. The pressing assembly is arranged above the base and is in sliding connection with the base, and the pressing assembly is used for pressing the shaft on the supporting seat; a supporting face of a V-shaped structure is arranged on the surface of a supporting seat in a supporting assembly of the fixing mechanism and can support a shaft body, the two supporting seats can be adjusted on a base in a sliding mode so as to adapt to shaft bodies of different lengths, a pressing assembly is arranged on the base, and the pressing assembly and the supporting seats are matched to press and fix the shaft body on the supporting seats. The fixing device can adapt to shaft bodies with different diameters and is simple in overall structure, convenient to install and stable in fixing effect.

Description

Technical Field

[0001] This utility model belongs to the field of shaft machining technology, and specifically relates to a shaft machining fixture. Background Technology

[0002] In mechanical transmission, the shaft is an important transmission component. It needs to have high strength and high toughness, and its surface needs to be machined with connecting parts, such as grooves, holes or tooth protrusions, to connect with external power components. The shaft is usually cylindrical, so it needs to be fixed and stable before it can be processed by cutting tools. Traditional shaft processing fixtures are complex in structure, large in size, and have high production costs. In addition, the fixtures do not have protective structures, and the shaft surface is easily damaged during clamping, which affects product quality. Utility Model Content

[0003] The purpose of this utility model is to provide a shaft machining fixture, which has two sets of fixing mechanisms on the base. Each set of fixing mechanisms includes a support component and a clamping component. The support component has a support surface with a V-shaped structure on the support seat, which can support the shaft. The two support seats can slide and adjust on the base to accommodate shafts of different lengths. The clamping component is set on the base and cooperates with the support seat to clamp and fix the shaft on the support seat.

[0004] This utility model is achieved through the following technical solution:

[0005] A shaft machining fixture includes a base and at least two sets of fixing mechanisms. The fixing mechanisms are disposed on the base and include a support assembly and a clamping assembly. The support assembly includes a support seat disposed on the surface of the base and slidably connected to the base. The surface of the support seat is provided with a support surface, which has a V-shaped structure and a first rubber pad. The clamping assembly is disposed above the base and slidably connected to the base, and is used to clamp the shaft onto the support seat.

[0006] Furthermore, the base has a first mounting groove at its bottom, a first sliding groove between the first mounting groove and the base surface, and a first slider at its bottom. The first slider is slidably connected to the sliding groove, and the bottom of the first mounting groove limits the movement of the first slider.

[0007] Furthermore, the clamping assembly includes a pressure plate, with connecting rods and fasteners provided on both sides of the pressure plate, and mounting holes provided on both sides of the pressure plate. The end of the connecting rod passes through the mounting hole and is threadedly connected to the fastener.

[0008] Furthermore, the pressure plate has a curved surface structure, and a second rubber pad is provided on the side of the pressure plate near the base.

[0009] Furthermore, a second slider is provided at the bottom of the connecting rod, a second mounting groove is provided on both sides of the bottom of the base, and a second sliding groove is provided on both the left and right sides of the base. The second sliding groove communicates with the second mounting groove, and the second slider is disposed in the second mounting groove and passes through the second sliding groove to connect with the connecting rod.

[0010] Furthermore, the base is provided with mounting ports at both ends of the second slide groove, the mounting ports are connected to the second slide groove, and the mounting ports are used to install the second slider.

[0011] Furthermore, the base is provided with two limiting holes, which are respectively located at both ends of the base. Fixing bolts are installed in the limiting holes to fix the base.

[0012] Compared with the prior art, this utility model has the following advantages and beneficial effects:

[0013] In this utility model, two sets of fixing mechanisms are provided on the base. Each set of fixing mechanisms includes a support component and a clamping component. The support component has a V-shaped support surface on the support seat, which can support the shaft. The two support seats can slide and adjust on the base to accommodate shafts of different lengths. The clamping component is set on the base and cooperates with the support seat to clamp and fix the shaft on the support seat. It can accommodate shafts of different diameters. The overall structure is simple, easy to install, and has a stable fixing effect. Attached Figure Description

[0014] To more clearly illustrate the technical solutions of the embodiments of this utility model, the accompanying drawings in the embodiments will be briefly described below. It should be understood that the following drawings only show some embodiments of this utility model and should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0015] Figure 1 This is a side view of the shaft machining fixture of this utility model.

[0016] Figure 2 This is a top view of the shaft machining fixture of this utility model.

[0017] Figure 3 This is a schematic diagram of the bottom structure of the shaft machining fixture of this utility model.

[0018] Figure 4 This is a schematic diagram of the support base in the shaft machining fixture of this utility model.

[0019] Figure 5 This is a schematic diagram of the pressure plate in the shaft machining fixture of this utility model.

[0020] Figure 6 This is a schematic diagram of the connecting rod in the shaft machining fixture of this utility model.

[0021] Wherein: 1-base, 11-first mounting groove, 12-first sliding groove, 13-second mounting groove, 14-second sliding groove, 15-mounting port, 16-limiting hole, 17-fixing bolt, 2-support seat, 21-first rubber pad, 22-first slider, 3-pressure plate, 31-second rubber pad, 4-connecting rod, 41-second slider. Detailed Implementation

[0022] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some embodiments of this utility model, but not all embodiments.

[0023] Example 1:

[0024] A shaft machining fixture, such as Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the device includes a base 1 and two sets of fixing mechanisms. The base 1 has a rectangular structure, and both sets of fixing mechanisms are mounted on the base 1. Each fixing mechanism includes a support component and a clamping component. The support component includes a support seat 2, which is mounted on the surface of the base 1 and slidably connected to it. The support seat 2 has a support surface with a V-shaped structure, and a first rubber pad 21 is provided on the support surface. The first rubber pad 21 is made of rubber and is bonded to the support surface of the support seat 2. The first rubber pad 21 abuts against the surface of the shaft to prevent scratches on the shaft surface. The clamping component is located above the base 1 and slidably connected to it. The clamping component is used to clamp the shaft onto the support seat 2. A first mounting groove 11 is provided at the bottom of the base 1. The first mounting groove 11 is located on the central axis of the base 1. A first sliding groove 12 is provided between the first mounting groove 11 and the surface of the base 1. A first slider 22 is provided at the bottom of the support seat 2. The first slider 22 has a T-shaped structure. After passing through the first sliding groove 12, the first slider 22 is welded to the support seat 2. The first slider 22 is slidably connected to the sliding groove. The bottom of the first mounting groove 11 limits the first slider 22. The distance between the two support seats 2 can be adjusted within the length range of the first sliding groove 12. Two limiting holes 16 are provided on the base 1. The two limiting holes 16 are respectively provided at both ends of the base 1. The limiting holes 16 are provided through the base 1. A fixing bolt 17 is provided in the limiting hole 16. The fixing bolt 17 is used to fix the base 1. The fixing bolt 17 is threadedly connected to an external processing table to fix the base 1.

[0025] Example 2:

[0026] This embodiment further defines the clamping component based on the above embodiment, such as... Figure 1 , Figure 2 , Figure 5 and Figure 6 As shown, the clamping assembly includes a pressure plate 3. Connecting rods 4 and fasteners are provided on both sides of the pressure plate 3. Mounting holes are provided on both sides of the pressure plate 3. The ends of the connecting rods 4 pass through the mounting holes and are threadedly connected to the fasteners. The ends of the connecting rods 4 have external threads. The threaded connection between the fasteners and the connecting rods 4 limits the left and right sides of the pressure plate 3. The pressure plate 3 has a curved panel structure. A second rubber pad 31 is provided on the side of the pressure plate 3 closest to the base 1. The second rubber pad 31 is also made of rubber and is bonded to the pressure plate 3. A second slider 41 is provided at the bottom of the connecting rods 4. A second slider 41 is provided on both sides of the bottom of the base 1. The mounting groove 13 has a second sliding groove 14 on both the left and right sides of the base 1. The second sliding groove 14 communicates with the second mounting groove 13. The second slider 41 is disposed in the second mounting groove 13 and passes through the second sliding groove 14 to be welded to the connecting rod 4. The base 1 has mounting ports 15 at both ends of the second sliding groove 14. The mounting ports 15 communicate with the second sliding groove 14 and have the same depth as the second sliding groove 14. The mounting ports 15 are used to install the second slider 41. The second slider 41 enters the second mounting groove 13 through the mounting ports 15 and passes through the second sliding groove 14 to connect to the bottom of the connecting rod 4. The other parts of this embodiment are the same as those in the above embodiment and will not be described again here.

[0027] In the description of this utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", and "outer" used to indicate the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship that the utility model product is usually placed in during use. They are only used to facilitate the description of this utility model and to simplify the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0028] Furthermore, the use of terms such as "horizontal" or "vertical" in the description of this utility model does not imply that the component is required to be absolutely horizontal or suspended, but rather that it can be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal relative to "vertical," and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0029] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0030] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Any simple modifications or equivalent changes made to the above embodiments based on the technical essence of the present utility model shall fall within the protection scope of the present utility model.

Claims

1. A shaft machining fixture, characterized in that, The device includes a base and at least two sets of fixing mechanisms. The fixing mechanisms are mounted on the base and include a support component and a clamping component. The support component includes a support seat, which is mounted on the surface of the base and slidably connected to the base. The surface of the support seat has a support surface with a V-shaped structure and a first rubber pad. The clamping component is mounted above the base and slidably connected to the base. The clamping component is used to clamp the shaft onto the support seat.

2. The shaft machining fixture as described in claim 1, characterized in that, The base has a first mounting groove at its bottom, and a first sliding groove is provided between the first mounting groove and the surface of the base. The support base has a first slider at its bottom, and the first slider is slidably connected to the sliding groove. The bottom of the first mounting groove limits the movement of the first slider.

3. The shaft machining fixture as described in claim 1, characterized in that, The clamping assembly includes a pressure plate, with connecting rods and fasteners on both sides of the pressure plate. Mounting holes are provided on both sides of the pressure plate, and the ends of the connecting rods pass through the mounting holes and are threadedly connected to the fasteners.

4. The shaft machining fixture as described in claim 3, characterized in that, The pressure plate has a curved surface structure, and a second rubber pad is provided on the side of the pressure plate near the base.

5. The shaft machining fixture as described in claim 3, characterized in that, The connecting rod is provided with a second slider at its bottom, and the base is provided with second mounting grooves on both sides of its bottom. The base is also provided with second sliding grooves on both its left and right sides. The second sliding grooves are connected to the second mounting grooves. The second slider is disposed in the second mounting grooves and passes through the second sliding grooves to connect with the connecting rod.

6. The shaft machining fixture as described in claim 5, characterized in that, The base is provided with mounting ports at both ends of the second slide groove. The mounting ports are connected to the second slide groove and are used to install the second slider.

7. The shaft machining fixture as described in claim 1, characterized in that, The base is provided with two limiting holes, which are respectively located at both ends of the base. Fixing bolts are installed in the limiting holes to fix the base.

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