Combined alloy reamer convenient to replace

Abstract

The combined alloy reamer convenient to replace comprises an alloy reamer body arranged at the bottom of a mounting base, five arc-shaped clamping plates are rotationally connected to the periphery of the bottom of the mounting base, the arc-shaped clamping plates are annularly arrayed at the bottom of the mounting base, movable gaskets are detachably installed on the opposite sides of the arc-shaped clamping plates, and the movable gaskets are arranged on the bottom of the mounting base. The surface of the movable gasket is attached to the surface of the alloy reamer, a square inserting rod is arranged at the bottom of the mounting base, a square inserting groove used in cooperation with the square inserting rod is formed in the top of the alloy reamer, and the surface of the mounting base is sleeved with a sleeve. The square inserting groove in the alloy reamer is aligned with the square inserting rod for insertion, then the sleeve slides downwards to drive the arc-shaped clamping plate to rotate, the alloy reamer is clamped and locked through the movable gasket, and the movable gaskets with different thicknesses are replaced according to the actual size of the alloy reamer. And therefore, the alloy reamers with different sizes can be mounted and replaced.

Description

Technical Field

[0001] The utility model belongs to the technical field of alloy reamers, and particularly relates to a combined alloy reamer which is convenient to replace. Background Technique

[0002] An alloy reamer has one or more cutting teeth and is a rotary tool used to remove a thin metal layer on the machined surface of a hole. After being machined by a reamer, the hole can obtain precise dimensions and shapes. The alloy reamer is used to ream the hole that has been drilled (or reamed) on the workpiece, mainly to improve the machining accuracy of the hole and reduce its surface roughness. It is a tool for finishing and semi-finishing the hole, and the machining allowance is generally very small. The reamer used to machine a cylindrical hole is relatively common.

[0003] However, in actual use, there are some non-standard alloy reamers on the market, and the diameter of the connecting rod is different from that of the standard alloy reamer connecting rod, resulting in inconvenience in replacing and installing the non-standard alloy reamer. Therefore, it is necessary to design a combined alloy reamer that is convenient to replace, which can replace and install combined alloy reamers of different sizes. Content of the Utility Model

[0004] The purpose of the utility model is to provide a combined alloy reamer that is convenient to replace, so as to solve the technical problems mentioned in the above background technique.

[0005] The technical solution of the utility model to solve the above technical problems is as follows: A combined alloy reamer that is convenient to replace, which includes an alloy reamer arranged at the bottom of the mounting seat. Four sides around the bottom of the mounting seat are rotatably connected with five arc-shaped clamping plates. The arc-shaped clamping plates are annularly arrayed at the bottom of the mounting seat. A movable gasket is detachably installed on the opposite side of each arc-shaped clamping plate. The surface of the movable gasket is attached to the surface of the alloy reamer. A cavity is opened at the bottom of the mounting seat, a square insertion rod is welded to the top of the cavity, and a square slot matching with the square insertion rod is opened at the top of the alloy reamer. A sleeve is sleeved on the surface of the mounting seat, and the sleeve slides up and down on the surface of the mounting seat.

[0006] Preferably, the sleeve is threadedly connected to the surface of the mounting seat.

[0007] Preferably, a clamping strip is fixedly connected to the bottom of the opposite side of the movable gasket, and a clamping groove for the clamping strip to move is opened on the surface of the alloy reamer.

[0008] Preferably, a limiting plate matching with the sleeve is fixedly connected to the bottom of the opposite side of the arc-shaped clamping plate.

[0009] Preferably, five U-shaped fixing blocks are fixedly connected to the bottom of the mounting seat, and a connecting block is fixedly connected to the top of the arc-shaped clamping plate. The connecting block is rotatably connected to the inner cavity of the U-shaped fixing block via a rotating shaft. A torsion spring is sleeved on the surface of the rotating shaft, and both ends of the torsion spring are fixedly connected to the U-shaped fixing block and the connecting block respectively.

[0010] Preferably, the opposite sides of the movable gasket are fixedly connected with sliding blocks, and the surface of the arc-shaped clamping plate is provided with a mounting groove used in conjunction with the sliding block.

[0011] 1. The beneficial effect of the utility model is as follows: the utility model inserts the square slot in the alloy reamer into the square plug rod, and then the sliding sleeve drives the arc clamping plate to rotate, so that the movable gasket clamps and locks the alloy reamer, and the movable gaskets of different thicknesses are replaced according to the actual size of the alloy reamer, thereby realizing the installation and replacement of alloy reamers of different sizes.

[0012] 2. The utility model is arranged by threaded connection of the sleeve, so as to prevent the alloy reamer from vibrating during use and causing the sleeve to move, thereby affecting the stability of the sleeve clamping the arc-shaped clamping plate.

[0013] 3. The utility model can prevent the alloy reamer from moving up and down during use by using the clamping strip and the clamping slot, thereby improving the stability of the alloy reamer during installation and use.

[0014] 4. The utility model can limit the sliding of the sleeve by setting the limit plate, so as to prevent the sleeve from sliding down excessively and leaving the surface of the arc-shaped clamping plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The above and / or other advantages of the present invention will become clearer and easier to understand through the detailed description made in conjunction with the following drawings, which are only schematic and do not limit the present invention, wherein:

[0016] Figure 1 This is a partial cross-sectional schematic diagram of the main view of an embodiment of the utility model during installation;

[0017] Figure 2 This is a three-dimensional schematic diagram of a mounting base according to an embodiment of the utility model;

[0018] Figure 3 This is a bottom-up stereoscopic schematic diagram of a mounting base according to an embodiment of the utility model.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] 1. Mounting base, 2. Alloy reamer, 3. Arc-shaped clamping plate, 4. Movable gasket, 5. Square insertion rod, 6. Square slot, 7. Sleeve, 8. Card strip, 9. Card slot, 10. Limiting plate, 11. U-shaped fixing block, 12. Rotating shaft, 13. Connecting block, 14. Sliding block, 15. Mounting groove. Detailed implementation manners

[0021] In the following, embodiments of the easily replaceable combined alloy reamer of the present invention will be described with reference to the accompanying drawings.

[0022] The embodiments described herein are specific specific implementation manners of the present invention and are used to illustrate the concept of the present invention. They are all explanatory and exemplary and should not be construed as limiting the implementation manners of the present invention and the scope of the present invention. Except for the embodiments described herein, those skilled in the art can also adopt other obvious technical solutions based on the content disclosed in the claims and the specification of this application. These technical solutions include technical solutions that make any obvious substitutions and modifications to the embodiments described herein.

[0023] The drawings in this specification are schematic diagrams to assist in explaining the concept of the present invention and schematically show the shapes of various parts and their mutual relationships. Please note that in order to clearly show the structures of the various components of the embodiments of the present invention, the drawings are not drawn in the same proportion. The same reference numerals are used to represent the same parts.

[0024] Figures 1-3The utility model shows an embodiment of a combined alloy reamer that is easy to replace, which includes an alloy reamer 2 arranged at the bottom of a mounting seat 1, five arc-shaped splints 3 are rotatably connected around the bottom of the mounting seat 1, five U-shaped fixing blocks 11 are fixedly connected to the bottom of the mounting seat 1, and a connecting block 13 is fixedly connected to the top of the arc-shaped splint 3. The connecting block 13 is rotatably connected to the inner cavity of the U-shaped fixing block 11 through a rotating shaft 12. A torsion spring is sleeved on the surface of the rotating shaft 12, and the two ends of the torsion spring are respectively fixedly connected to the U-shaped fixing block 11 and the connecting block 13. The arc-shaped splint 3 is arranged in an annular array at the bottom of the mounting seat 1, and a movable gasket 4 is detachably installed on the opposite side of the arc-shaped splint 3, and a sliding block 14 is fixedly connected to the opposite side of the movable gasket 4. The surface of the arc-shaped splint 3 is provided with a mounting groove 15 used in conjunction with the sliding block 14, and the surface of the movable gasket 4 is fitted with the surface of the alloy reamer 2. The bottom of the mounting seat 1 is provided with 16, and the top of the inner cavity of 16 is welded with a square plug rod 5 The top of the alloy reamer 2 is provided with a square slot 6 used in conjunction with the square plug rod 5, and the surface of the mounting seat 1 is sleeved with a sleeve 7, and the sleeve 7 slides up and down on the surface of the mounting seat 1, and the sleeve 7 is threadedly connected to the surface of the mounting seat 1, and the sleeve 7 is threadedly connected to the surface of the mounting seat 1, and the sleeve 7 is threadedly connected to the setting to prevent the alloy reamer 2 from vibrating during use and causing the sleeve 7 to move, thereby affecting the stability of the sleeve 7 clamping the arc splint 3. The bottom of the opposite side of the movable gasket 4 is fixedly connected with a clamping strip 8, and the surface of the alloy reamer 2 is provided with a clamping groove 9 for the clamping strip 8 to move. Through the coordinated use of the clamping strip 8 and the clamping groove 9, the upper and lower position movement of the alloy reamer 2 during use can be avoided, thereby improving the stability of the installation and use of the alloy reamer 2, and the bottom of the opposite side of the arc splint 3 is fixedly connected with a limiting plate 10 used in conjunction with the sleeve 7. Through the setting of the limiting plate 10, the sliding of the sleeve 7 can be limited, and the sleeve 7 can be prevented from sliding down excessively and separating from the surface of the arc splint 3.

[0025] Working principle: When the utility model is used, the user inserts the alloy reamer 2 into the inner cavity 16 of the mounting seat 1 by aligning the square slot 6 in the alloy reamer 2 with the square insertion rod 5 in the inner cavity 16, and then rotates the sleeve 7 to drive the sleeve 7 to slide downward on the surface of the mounting seat 1, and squeezes the arc clamping plate 3 through the sleeve 7 to drive the arc clamping plate 3 to rotate inward. At this time, the connecting block 13 rotates in the inner cavity of the U-shaped fixing block 11 and compresses the torsion spring on the surface of the rotating shaft 12, thereby driving the movable gasket 4 to fit the surface of the alloy reamer 2 to clamp and lock the alloy reamer 2. At this time, the clamping strip 8 will be stuck in the inner cavity of the clamping slot 9 in the alloy reamer 2. The installation and replacement operation with this structure is simple, which is convenient for the user to replace the alloy reamer 2, and the movable gasket 4 of different thicknesses can be replaced according to the actual size of the alloy reamer 2, thereby realizing the installation and replacement of alloy reamers 2 of different sizes.

[0026] In summary, for the easily replaceable combined alloy reamer, the square slot 6 in the alloy reamer 2 is aligned with the square plug 5 and inserted. Subsequently, the sliding sleeve 7 drives the arc-shaped clamping plate 3 to rotate, enabling the movable gasket 4 to clamp and lock the alloy reamer 2. Different thicknesses of the movable gasket 4 are replaced according to the actual size of the alloy reamer 2, thereby realizing the installation and replacement of alloy reamers 2 of different sizes.

[0027] The disclosed technical features are not limited to the combinations with other disclosed features. Those skilled in the art can also make other combinations among the technical features according to the purpose of the utility model, with the purpose of the utility model as the criterion.

Claims

1. A modular alloy reamer that is easy to replace, characterized in that: The invention comprises an alloy reamer (2) arranged at the bottom of a mounting seat (1), wherein five arc-shaped clamping plates (3) are rotatably connected around the bottom of the mounting seat (1), wherein the arc-shaped clamping plates (3) are arranged in a circular array at the bottom of the mounting seat (1), and movable gaskets (4) are detachably installed on opposite sides of the arc-shaped clamping plates (3), wherein the surface of the movable gasket (4) is in contact with the surface of the alloy reamer (2), wherein a (16) is provided at the bottom of the mounting seat (1), wherein a square plug rod (5) is welded at the top of the inner cavity of the (16), wherein a square slot (6) used in conjunction with the square plug rod (5) is provided at the top of the alloy reamer (2), and a sleeve (7) is sleeved on the surface of the mounting seat (1), wherein the sleeve (7) slides up and down on the surface of the mounting seat (1).

2. The easily replaceable combined alloy reamer according to claim 1, characterized in that: The sleeve (7) is threadedly connected to the surface of the mounting seat (1).

3. The easily replaceable combined alloy reamer according to claim 2, characterized in that: A clamping strip (8) is fixedly connected to the bottom of the opposite side of the movable gasket (4), and a clamping groove (9) for the clamping strip (8) to move is provided on the surface of the alloy reamer (2).

4. The easily replaceable combined alloy reamer according to claim 3, characterized in that: A limiting plate (10) used in conjunction with the sleeve (7) is fixedly connected to the bottom of the opposite side of the arc-shaped clamping plate (3).

5. The easily replaceable combined alloy reamer according to claim 4, characterized in that: Five U-shaped fixing blocks (11) are fixedly connected to the bottom of the mounting seat (1), and a connecting block (13) is fixedly connected to the top of the arc-shaped clamping plate (3). The connecting block (13) is rotatably connected to the inner cavity of the U-shaped fixing block (11) via a rotating shaft (12). A torsion spring is sleeved on the surface of the rotating shaft (12), and the two ends of the torsion spring are respectively fixedly connected to the U-shaped fixing block (11) and the connecting block (13).

6. The easily replaceable combined alloy reamer according to claim 5, characterized in that: The movable gasket (4) is fixedly connected to a sliding block (14) on one side opposite to the other, and a mounting groove (15) for use with the sliding block (14) is provided on the surface of the arc-shaped clamping plate (3).

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