Anti-vibration high-speed milling cutter

Abstract

The utility model discloses an anti-vibration high-speed milling cutter and relates to the field of milling cutters. The device comprises an anti-vibration milling cutter piece, the anti-vibration milling cutter piece comprises a high-speed cutter handle and a detachable blade piece, a second vibration reduction rubber ring is installed outside the high-speed cutter handle, a milling liquid pipeline is arranged in the high-speed cutter handle, the detachable blade piece is arranged at the outer end of the second vibration reduction rubber ring, and a milling blade is installed in the detachable blade piece. An anti-vibration rubber pad is arranged between the detachable blade piece and the milling blade, and a milling liquid spraying opening is formed in the detachable blade piece. According to the device, the milling cutter body is designed into a modularized detachable assembly, the rubber vibration reduction ring is arranged around the cutter handle to reduce vibration transmitted to the blade by the cutter handle during rotation, and in addition, the milling liquid channel is arranged in the cutter handle, so that milling liquid can flow into the blade through a pipeline, and on one hand, the blade is assisted in milling; on the other hand, the blade body is cooled through liquid, and the vibration reduction rubber gasket is prevented from losing efficacy due to too high blade temperature.

Description

TECHNICAL FIELD

[0001] The utility model relates to milling cutter technical field, concretely is a kind of anti-vibration high-speed milling cutter. BACKGROUND

[0002] High-speed milling cutter is the key tool indispensable in modern manufacturing, its role is to realize high-precision metal cutting by high-speed rotation. It is usually made of high-performance materials such as high-speed steel, hard alloy, etc., and the working principle of high-speed milling cutter is to use the high-speed rotation and feed motion of the spindle to produce relative motion between the cutter and the workpiece, so as to realize the cutting of metal. At present, high-speed milling technology has been widely used in aviation, mold, automobile manufacturing fields, and has become an important means to improve productivity and processing quality.

[0003] The high-speed rotation of the existing milling cutter will cause vibration transmission between the blade and the handle, and the cutting vibration during milling will also be fed back to the handle through the blade, eventually causing damage to the milling cutter or reducing the milling precision and quality. The existing method of adding rubber pad also causes damping failure due to high temperature generated during high-speed rotation. In view of the above situation, the utility model provides an anti-vibration high-speed milling cutter to solve the above problems. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides an anti-vibration high-speed milling cutter, which solves the problem that the high-speed rotation of the existing milling cutter will cause vibration transmission between the blade and the handle, and the cutting vibration during milling will also be fed back to the handle through the blade, eventually causing damage to the milling cutter or reducing the milling precision and quality. The existing method of adding rubber pad also causes damping failure due to high temperature generated during high-speed rotation.

[0005] To achieve the above purpose, the utility model is realized by the following technical scheme: an anti-vibration high-speed milling cutter, comprising an anti-vibration milling cutter part, the anti-vibration milling cutter part comprises a high-speed handle and a detachable blade part, the high-speed handle is externally provided with a second damping rubber ring, the high-speed handle is internally provided with a milling fluid pipeline, the detachable blade part is arranged at the outer end of the second damping rubber ring, the detachable blade part is internally provided with a milling cutter blade, an anti-vibration rubber pad is arranged between the detachable blade part and the milling cutter blade, a milling fluid outlet is arranged in the detachable blade part, and the milling fluid outlet is used to spray milling fluid to the anti-vibration rubber pad and the milling cutter blade.

[0006] Preferably, the high-speed handle is provided with a special-shaped connecting interface at the top end, the special-shaped connecting interface is used to connect a rotating mechanism, the high-speed handle is provided with a milling fluid output hole at the side end, the milling fluid output hole is provided with eight groups, and the detachable blade part is arranged outside the milling fluid output hole.

[0007] Preferably, the detachable blade part is provided with a connecting groove, the milling blade is installed in the connecting groove, fixed lugs are fixedly connected to the upper and lower ends of the milling blade, and the fixed lugs are provided with fixed bolts which are threadedly connected to the side ends of the detachable blade part.

[0008] Preferably, the anti-vibration milling tool part further comprises a lower fixing ring which is fixedly connected to the bottom end of the anti-vibration milling tool part through fixed bolts, and a third damping rubber ring is installed on the upper end of the lower fixing ring and tightly contacts the lower surface of the high-speed tool shank.

[0009] Preferably, the upper end of the lower fixing ring is fixedly connected with a fixed connecting block, the back end of the detachable blade part is provided with a fixed clamping block, and the fixed clamping block is movably clamped between two fixed connecting blocks.

[0010] Preferably, the anti-vibration milling tool part further comprises an upper fixing ring which is arranged at the top end of the high-speed tool shank, is fixedly connected to the fixed clamping block through fixed bolts, and is provided with a first damping rubber ring which is used for tightly contacting the upper surface of the high-speed tool shank.

[0011] The utility model discloses an anti-vibration high -speed milling tool, it has the beneficial effect as follows: this kind of anti-vibration high -speed milling tool, the milling tool body is designed into the detachable assembly of modularization, and the rubber damping ring is set up around the tool shank to reduce the vibration of the tool shank transmission to the blade when rotating, in addition, the milling fluid passage is set up in the tool shank, so that the milling fluid can flow into the blade through the pipeline, on one hand, assists the blade milling, on the other hand, through the liquid cooling to the blade body, prevents the blade temperature to be too high and makes damping rubber gasket invalid. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only is some embodiments of the utility model, for ordinary skilled person in the art comes, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0013] Fig. 1 It is the whole frontal structure schematic diagram of the utility model;

[0014] Fig. 2 It is the whole explosion structure schematic diagram of the utility model;

[0015] Fig. 3 It is the upper fixed ring cross section structure schematic diagram of the utility model;

[0016] Fig. 4 It is the whole structure schematic diagram of high-speed tool shank of the utility model;

[0017] Fig. 5 It is the explosion structure schematic diagram of detachable blade piece of the utility model;

[0018] Fig. 6 It is the whole structure schematic diagram of lower fixing ring of the utility model.

[0019] In the drawing: 1, anti-vibration milling tool piece;11, upper fixing ring;111, first damping rubber ring;12, high-speed tool shank;121, special-shaped connecting interface;122, milling fluid pipeline;123, second damping rubber ring;124, milling fluid output hole;13, detachable blade piece;131, fixed clamping block;132, connecting groove;133, milling blade;1331, fixed lifting lug block;134, milling fluid outlet;135, anti-vibration rubber pad;14, lower fixing ring;141, fixed connecting block;142, third damping rubber ring;15, fixed bolt. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model is described clearly and completely, obviously, the described embodiments are a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0021] The embodiments of the present application provide an anti-vibration high-speed milling cutter, which solves the problem that the high-speed rotation of the tool shank of the existing milling cutter causes vibration transmission between the blade and the tool shank when rotating at high speed, the cutting vibration during milling is also fed back to the tool shank through the blade, and finally causes damage to the milling cutter or reduces the milling precision and milling quality. The existing method of increasing rubber pads also causes damping failure due to high temperature generated during high-speed rotation.

[0022] In order to better understand the above technical scheme, the above technical scheme will be described in detail in combination with the drawings of the specification and specific embodiments.

[0023] The embodiments of the utility model disclose an anti-vibration high-speed milling cutter.

[0024] Embodiment one,

[0025] According to the drawings, Figs. 1-6 As shown,

[0026] The device includes a vibration-damping milling cutter 1, which includes a high-speed tool holder 12 and a detachable insert 13. A second vibration-damping rubber ring 123 is installed on the outside of the high-speed tool holder 12. A milling fluid pipeline 122 is provided inside the high-speed tool holder 12. The detachable insert 13 is located at the outer end of the second vibration-damping rubber ring 123. A milling cutter 133 is installed inside the detachable insert 13. A vibration-damping rubber pad 135 is provided between the detachable insert 13 and the milling cutter 133. A milling fluid spray outlet 134 is provided inside the detachable insert 13 for spraying milling fluid onto the vibration-damping rubber pad 135 and the milling cutter 133.

[0027] The high-speed tool holder 12 has a special-shaped connection interface 121 at the top, which is used to connect the rotating mechanism. The high-speed tool holder 12 has a milling fluid output hole 124 at the side, which has eight sets. The detachable cutting tool 13 is set outside the milling fluid output hole 124.

[0028] The detachable insert 13 has a connecting groove 132. The milling insert 133 is installed in the connecting groove 132. The upper and lower ends of the milling insert 133 are fixedly connected to the fixing lugs 1331. The fixing lugs 1331 are provided with fixing bolts 15. The fixing bolts 15 are threaded to the side of the detachable insert 13. The milling insert 133 is fixedly connected to the detachable insert 13 through the fixing lugs 1331.

[0029] A second damping rubber ring 123 is provided between the detachable insert 13 and the high-speed tool holder 12 to prevent the rotational vibration of the high-speed tool holder 12 from being transmitted to the detachable insert 13. A milling fluid spray outlet 134 is provided in the detachable insert 13 to assist milling and reduce the temperature of the anti-vibration rubber pad 135. The anti-vibration rubber pad 135 is used to reduce the vibration of the milling cutter 133 on the detachable insert 13 during milling.

[0030] Example 2

[0031] Based on Example 1, according to Appendix Figs. 1-6 As shown,

[0032] The anti-vibration milling cutter 1 also includes a lower fixing ring 14, which is fixedly connected to the bottom end of the anti-vibration milling cutter 1 by fixing bolts 15. A third damping rubber ring 142 is installed on the upper end of the lower fixing ring 14, and the third damping rubber ring 142 is in close contact with the lower surface of the high-speed tool holder 12.

[0033] The upper end of the lower fixing ring 14 is fixedly connected to a fixing connecting block 141, which is provided with eight sets. The back end of the detachable blade part 13 is equipped with a fixing clip 131, which is movably engaged between two sets of fixing connecting blocks 141.

[0034] The anti-vibration milling tool piece 1 further comprises an upper fixing ring 11 arranged at the top end of the high-speed tool holder 12, the upper fixing ring 11 is fixedly connected to the fixing clamping block 131 through fixing bolts 15, and a first damping rubber ring 111 is arranged in the upper fixing ring 11 and used for tightly abutting the upper surface of the high-speed tool holder 12.

[0035] The high-speed tool holder 12 and the detachable blade piece 13 are fixed through the upper fixing ring 11 and the lower fixing ring 14 at the top end, and the modular design facilitates maintenance and repair.

[0036] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by the person skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only for illustrating the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A vibration-proof high-speed milling cutter comprising a vibration-proof milling cutter piece (1), characterized in that, The anti-vibration milling cutter piece (1) comprises: A high-speed tool holder (12) is externally provided with a second damping rubber ring (123), and a milling fluid pipeline (122) is arranged in the high-speed tool holder (12); A detachable blade piece (13) is arranged at the outer end of the second damping rubber ring (123), the detachable blade piece (13) is internally provided with a milling blade (133), a damping rubber pad (135) is arranged between the detachable blade piece (13) and the milling blade (133), and a milling fluid outlet (134) is arranged in the detachable blade piece (13) and used for spraying milling fluid to the damping rubber pad (135) and the milling blade (133).

2. The anti-vibration high speed milling cutter according to claim 1, characterized in that: An irregular connecting interface (121) is arranged at the top end of the high-speed tool holder (12) and used for connecting a rotating mechanism, and a milling fluid output hole (124) is arranged at the side end of the high-speed tool holder (12), eight groups of the milling fluid output hole (124) are arranged, and the detachable blade piece (13) is arranged outside the milling fluid output hole (124).

3. The anti-vibration high speed cutter according to claim 1, wherein: A connecting groove (132) is arranged in the detachable blade piece (13), the milling blade (133) is arranged in the connecting groove (132), fixed lug blocks (1331) are fixedly connected to the upper end and the lower end of the milling blade (133), the fixed lug blocks (1331) are provided with fixed bolts (15), the fixed bolts (15) are threadedly connected to the side end of the detachable blade piece (13), and the milling blade (133) is fixedly connected to the detachable blade piece (13) through the fixed lug blocks (1331).

4. The anti-vibration high speed cutter according to claim 1, wherein: The anti-vibration milling cutter piece (1) further comprises a lower fixing ring (14), the lower fixing ring (14) is fixedly connected to the bottom end of the anti-vibration milling cutter piece (1) through the fixed bolts (15), and a third damping rubber ring (142) is arranged at the upper end of the lower fixing ring (14) and tightly contacts the lower surface of the high-speed tool holder (12).

5. A vibration-proof high speed milling cutter according to claim 4, wherein: The lower fixing ring (14) is fixedly connected with eight groups of fixed connecting blocks (141), and the detachable blade piece (13) is provided with fixed clamping blocks (131) at the back end and movably clamped between the two groups of fixed connecting blocks (141).

6. A vibration-proof high speed milling cutter according to claim 5, wherein: The anti-vibration milling cutter piece (1) further comprises an upper fixing ring (11), the upper fixing ring (11) is arranged at the top end of the high-speed tool holder (12), the upper fixing ring (11) is fixedly connected to the fixed clamping blocks (131) through the fixed bolts (15), and a first damping rubber ring (111) is arranged in the upper fixing ring (11) and used for tightly contacting the upper surface of the high-speed tool holder (12).

Images