Elastic chucking tool for cylindrical workpieces

Abstract

The utility model discloses a kind of elastic clamping tools for cylindrical workpieces, comprising: dismounting assembly, the dismounting assembly includes connecting plate, fixed column, fixed rod and threaded rod;Fixed column is fixed in the lower surface of connecting plate, fixed column is provided with three groups, fixed rod is connected in fixed column inside, fixed rod is provided with two groups, threaded rod is connected in the inside of fixed rod and fixed column with screw thread.This utility model, when it is necessary to replace connecting plate, the force of pulling is applied to guide ring, magnet column is extracted from the inside of fixed column and fixed rod, the force of rotating is applied to guide plate again, threaded rod is taken out from the inside of fixed column and fixed rod, fixed rod is extracted from the inside of fixed column again, the force of pulling is applied to connecting plate, fixed column is extracted from the inside of fixed frame, and the scheme, only need to replace connecting plate, not only reduce the generation of industrial waste, and reduce the cost of maintenance tool.

Description

TECHNICAL FIELD

[0001] The utility model relates to cylindrical workpiece machining technical field, in particular to a kind of elastic clamping tool for cylindrical workpiece. BACKGROUND

[0002] The elastic clamping tool of cylindrical workpiece can ensure the fixation of the position of the workpiece during machining, avoid machining deviation caused by vibration or external force, and more evenly distribute the clamping force compared to rigid clamping, reducing the indentation and damage to the surface of the workpiece.

[0003] The connecting plate in contact with the workpiece of the existing clamping tool wears during long-term use. Since the connecting plate and the fixed frame are designed in one piece, when the connecting plate needs to be replaced, the fixed frame must be replaced as a whole, thereby increasing the cost of the repair tool. Therefore, an elastic clamping tool for cylindrical workpiece is needed, which only needs to replace the connecting plate, reducing the generation of industrial waste and the cost of the repair tool. SUMMARY

[0004] The utility model aims to provide an elastic clamping tool for cylindrical workpiece to solve the problem of wear of the connecting plate in contact with the workpiece of the existing clamping tool during long-term use, as the connecting plate and the fixed frame are designed in one piece, when the connecting plate needs to be replaced, the fixed frame must be replaced as a whole, thereby increasing the cost of the repair tool.

[0005] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is an elastic clamping tool for cylindrical workpiece, comprising:

[0007] The disassembly and assembly assembly comprises a connecting plate, a fixed column, a fixed rod and a threaded rod. The fixed column is fixed to the lower surface of the connecting plate. There are three groups of fixed columns. The fixed rod is connected to the inside of the fixed column. There are two groups of fixed rods. The threaded rod is screw-connected to the inside of the fixed rod and the fixed column.

[0008] Further, the fixed column is fixed with a support frame on the outer surface. The support frame is screw-connected to the inside of the threaded rod. The threaded rod is fixed with a guide plate on the outer surface.

[0009] Further, the fixed rod is fixed with a magnet block inside. The magnet block is magnetically connected with a magnet column on the outer surface. The magnet column is located inside the fixed column and the fixed rod. The magnet column is fixed with a guide ring on the upper surface.

[0010] Further, the clamping assembly further comprises a clamp body, a clamping head, a connecting column and a supporting column; the clamping head is movably connected to the inside of the clamp body, and three groups of the clamping head are arranged; the connecting column is fixed to the inside of any one of the clamping head; three groups of the connecting column are fixed to the inside of one of the clamping head; and the supporting column is threadedly connected to the outer surface of the connecting column.

[0011] Further, the outer surface of the clamp body is fixed with a fixed block, and three groups of the fixed block are arranged; the upper surface of any one of the fixed block is fixed with a spring.

[0012] Further, the upper surface of the spring is fixed with a connecting block, the upper surface of the connecting block is fixed with a fixed frame, a fixed column is connected to the inside of the fixed frame, and a connecting plate is attached to the upper surface of the fixed frame.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] Firstly, the utility model discloses a dismounting assembly, when the connecting plate needs to be replaced, the magnet column is pulled out from the inside of the fixed column and the fixed rod by exerting pulling force on the guide ring, the threaded rod is taken out from the inside of the fixed column and the fixed rod by exerting rotating force on the guide plate, the fixed rod is pulled out from the inside of the fixed column, the fixed column is cut off from the surface of the connecting plate and is fixed on the surface of a new connecting plate, the fixed column is inserted into the inside of the fixed frame, the fixed rod is inserted into the inside of the fixed column, the threaded rod is rotated into the inside of the fixed column and the fixed rod by exerting rotating force on the guide plate, and the magnet column is inserted into the inside of the fixed rod, so that the magnet column and the magnet block are connected together.

[0015] Secondly, based on the beneficial effect one, when the tool needs to be clamped, the cylindrical workpiece is placed on the connecting plate, the supporting column is slid by the cooperation of the clamp body, so that the cylindrical workpiece is clamped in the inside of the supporting column, the cylindrical workpiece is ejected from the tool by the cooperation of the clamp body and the spring when the cylindrical workpiece moves to the required position, and the fixed frame is displaced, so that the cylindrical workpiece is ejected from the tool. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0017] Figure 1 is a three-dimensional schematic view of the utility model;

[0018] Figure 2 is a structure view of the utility model fixing frame;

[0019] Figure 3 is a structure view of the utility model fixing column;

[0020] Figure 4 is a sectional view of the utility model fixing column.

[0021] In the drawings, the components represented by each reference numeral are listed as follows:

[0022] 11, clamp body; 12, grab chuck; 13, connecting column; 14, supporting column; 15, fixed block; 16, spring; 17, connecting block; 18, fixing frame;

[0023] 21, connecting plate; 22, fixing column; 23, fixed rod; 24, supporting frame; 25, threaded rod; 26, guide plate; 27, magnet block; 28, magnet column; 29, guide ring. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purpose, features and advantages of the utility model more apparent, obvious and easy to understand, the specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0025] In the following description, a lot of specific details are set forth in order to give a thorough understanding of the utility model, but the utility model can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the utility model, therefore the utility model is not limited by the specific embodiments disclosed below.

[0026] In order to make the purpose, technical scheme and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below with reference to the drawings.

[0027] Please refer to Figures 1-4 The embodiment is an elastic clamping tool for cylindrical workpieces, which comprises:

[0028] The dismounting and assembling assembly comprises a connecting plate 21, a fixing column 22, a fixed rod 23 and a threaded rod 25; the fixing column 22 is fixed to the lower surface of the connecting plate 21, and there are three groups of fixing columns 22, the fixed rod 23 penetrates through and is connected to the inside of the fixing column 22, and there are two groups of fixed rods 23, and the threaded rod 25 is screw-connected to the inside of the fixed rod 23 and the fixing column 22;

[0029] The connecting plate 21 is used to contact with the cylindrical workpiece, the fixing column 22 is used to fix the connecting plate 21 in the required position, the fixing rod 23 is used to connect the fixing column 22 together, and the threaded rod 25 is used to fix the fixing rod 23 in the fixing column 22.

[0030] The fixing column 22 is externally provided with a support frame 24, the support frame 24 is internally threaded connected with the threaded rod 25, and the threaded rod 25 is externally provided with a guide plate 26;

[0031] The support frame 24 is used for the threaded rod 25 to move in the support frame 24, and the guide plate 26 is used to facilitate the threaded rod 25 to be subjected to the rotating force.

[0032] The fixing rod 23 is internally provided with a magnet block 27, the magnet block 27 is externally magnetically connected with a magnet column 28, the magnet column 28 is located in the fixing column 22 and the fixing rod 23, and the magnet column 28 is externally provided with a guide ring 29;

[0033] The magnet block 27 is used to connect with the magnet column 28, so that the fixing rod 23 is fixed in the fixing column 22, and the guide ring 29 is used to facilitate the magnet column 28 to be moved to the required position.

[0034] Working principle: when the connecting plate 21 needs to be replaced, the guide ring 29 is subjected to the pulling force, the magnet column 28 is pulled out from the fixing column 22 and the fixing rod 23, the guide plate 26 is subjected to the rotating force, the threaded rod 25 is taken out from the fixing column 22 and the fixing rod 23, the fixing rod 23 is pulled out from the fixing column 22, the connecting plate 21 is subjected to the pulling force, the fixing column 22 is pulled out from the fixing frame 18, the fixing column 22 is cut off from the surface of the connecting plate 21, the fixing column 22 is fixed on the surface of the new connecting plate 21, the fixing column 22 is inserted into the fixing frame 18, the fixing rod 23 is inserted into the fixing column 22, the guide plate 26 is subjected to the rotating force, the threaded rod 25 is rotated into the fixing column 22 and the fixing rod 23, the magnet column 28 is inserted into the fixing rod 23, and the magnet column 28 is connected with the magnet block 27.

[0035] This step only needs to replace the connecting plate 21, which not only reduces the generation of industrial waste, but also reduces the cost of maintenance tools.

[0036] Please refer to Figure 1 and Figure 2 It is shown that the embodiment is based on the above-mentioned embodiment 1, and further includes a clamping assembly, the clamping assembly includes a clamp body 11, a grabbing head 12, a connecting column 13 and a supporting column 14; the grabbing head 12 is movably connected to the inside of the clamp body 11, and three groups of the grabbing head 12 are provided, the connecting column 13 is fixed in the inside of any one group of the grabbing head 12, three groups of the connecting column 13 are fixed in the inside of one group of the grabbing head 12, and the supporting column 14 is threaded connected to the outer surface of the connecting column 13.

[0037] The clamp body 11 is used for being connected with the air cylinder, so as to change the position of the chuck head 12 in the clamp body 11, the connecting column 13 is used for supporting and mounting the supporting column 14, and the supporting column 14 is used for clamping the cylindrical workpiece in the supporting column 14.

[0038] The clamp body 11 is fixed with the fixed blocks 15, and the fixed blocks 15 are provided with three groups in total, and the upper surface of any one of the fixed blocks 15 is fixed with the spring 16;

[0039] The fixed blocks 15 are used for supporting and mounting the clamp body 11, and then supporting and mounting the spring 16, and the spring 16 is used for changing the position of the fixed frame 18.

[0040] The upper surface of the spring 16 is fixed with the connecting block 17, the upper surface of the connecting block 17 is fixed with the fixed frame 18, the fixed column 22 penetrates into the inside of the fixed frame 18, and the connecting plate 21 is attached to the upper surface of the fixed frame 18.

[0041] The connecting block 17 is used for supporting and mounting the spring 16, and then supporting and mounting the fixed frame 18, and the fixed frame 18 is used for changing the synchronous movement of the connecting plate 21.

[0042] Working principle: when the tool needs to be clamped, first, the cylindrical workpiece is placed at the connecting plate 21, under the cooperation of the clamp body 11, the supporting column 14 slides, so that the cylindrical workpiece is clamped in the supporting column 14, when the cylindrical workpiece moves to the required position, the clamp body 11 makes the supporting column 14 slide, and under the cooperation of the spring 16, the fixed frame 18 is displaced, so that the cylindrical workpiece is ejected from the tool.

[0043] This step can more evenly distribute the clamping force of the tool and reduce the indentation and damage to the surface of the workpiece.

[0044] In the description of the utility model, it should be explained that, unless otherwise specified and limited, the terms "set", "install", "connect", "connect" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0045] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. An elastic clamping tool for cylindrical workpieces, characterized in that, The utility model relates to a kind of disassembling and assembling components, including connecting plate (21), fixed column (22), fixed rod (23) and threaded rod (25);Fixed column (22) is fixed in the lower surface of connecting plate (21), fixed column (22) is provided with three groups, fixed rod (23) is connected in the inside of fixed column (22), fixed rod (23) is provided with two groups, threaded rod (25) is screw-connected in the inside of fixed rod (23) and fixed column (22). The outer surface of the fixed column (22) is fixed with a support frame (24), and the support frame (24) is internally threaded with the threaded rod (25). The outer surface of the threaded rod (25) is fixed with a guide plate (26).

2. An elastic chucking tool for a cylindrical workpiece according to claim 1, wherein The inside of the fixed rod (23) is fixed with a magnet block (27), and the outer surface of the magnet block (27) is magnetically connected with a magnet column (28). The magnet column (28) is located inside the fixed column (22) and the fixed rod (23), and the upper surface of the magnet column (28) is fixed with a guide ring (29).

3. The elastic chucking tool for a cylindrical workpiece according to Claim 1, wherein It also includes a clamping assembly, which includes a clamp body (11), a grabbing head (12), a connecting column (13), and a support column (14). The grabbing head (12) is movably connected to the inside of the clamp body (11), and there are three groups of grabbing heads (12). The connecting column (13) is fixed inside any one of the grabbing heads (12), and there are three groups of connecting columns (13) inside one of the grabbing heads (12). The support column (14) is screw-connected to the outer surface of the connecting column (13).

4. The elastic chucking tool for a cylindrical workpiece according to Claim 1, wherein The outer surface of the clamp body (11) is fixed with a fixed block (15), and there are three groups of fixed blocks (15). The upper surface of any one of the fixed blocks (15) is fixed with a spring (16).

5. An elastic chucking tool for a cylindrical workpiece according to claim 4, wherein The upper surface of the spring (16) is fixed with a connecting block (17), and the upper surface of the connecting block (17) is fixed with a fixed frame (18). The fixed column (22) penetrates and connects to the inside of the fixed frame (18), and the connecting plate (21) is attached to the upper surface of the fixed frame (18).

6. An elastic chucking tool for a cylindrical workpiece according to claim 5, wherein ​

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