Milling power tool bit convenient to replace

Abstract

The utility model relates to the technical field of milling, in particular to a milling power tool bit convenient to replace, which comprises a tool body and a mounting mechanism, the mounting mechanism comprises a mounting column, a mounting block, four fixing blocks and a threaded ring, the mounting column is fixedly connected with the tool body, the mounting block is slidably connected with the mounting column and wraps the surface of the mounting column, and the threaded ring is fixedly connected with the mounting column. The four fixing blocks are in sliding connection with the mounting block and wrap the surface of the cutter body, one end of the threaded ring is in threaded connection with the mounting block, the other end of the threaded ring is in threaded connection with the four fixing blocks and wraps the surfaces of the fixing blocks and the mounting block, first threads are arranged on the surface of the mounting column, and second threads are arranged on the surfaces of the fixing blocks. Through the arrangement of the structure, the problems that when an existing tool bit is used for mounting or dismounting a tool, operation is very tedious, and the machining efficiency is affected are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to milling technology field especially, relate to a kind of milling power cutter head of convenient replacement. BACKGROUND

[0002] Milling power head usually adopts high-performance, high-power motor, can adjust multiple speed, it is applicable to the machining of parts of steel, cast iron, non-ferrous metal and other materials. By installing auxiliary tool table, it can also complete milling groove, milling shoulder and other processes, it is applicable to single-piece or small-batch production, especially suitable for automatic line production, milling power cutter head can significantly improve processing efficiency by high-speed rotation. Different milling power head has different speed and power, which can be adjusted according to processing requirements, so as to optimize production process.

[0003] But in the milling process, different tools need to be replaced according to the processing flow, and the existing cutter head is very cumbersome to install or disassemble the tool, which affects the processing efficiency. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of milling power cutter head of convenient replacement, solve the problem that the existing cutter head is very cumbersome to install or disassemble the tool, which affects the processing efficiency.

[0005] To achieve the above object, the utility model provides a kind of milling power cutter head of convenient replacement, including tool body and installation mechanism, the installation mechanism includes installation column, installation block, four fixed blocks and threaded ring, the installation column is fixedly connected with the tool body, and located the upper end of the tool body, the installation block is slidably connected with the installation column, and is covered on the surface of the installation column, four the fixed block is slidably connected with the installation block, and is covered on the surface of the tool body, one end of the threaded ring is threadedly connected with the installation block, the other end of the threaded ring is threadedly connected with four the fixed block, and is covered on the surface of the fixed block and the installation block, the surface of the installation column is provided with first screw thread, the surface of the fixed block is provided with second screw thread, the first screw thread and the second screw thread are all adapted with the threaded ring.

[0006] Among them, the fixed block includes fixed block body and sliding block, the lower end of the installation column is provided with four sliding grooves, four the sliding block is slidably connected with the installation column, and located the inside of corresponding sliding groove, and the sliding block is T-shaped arrangement, the sliding groove is adapted with the sliding block.

[0007] Among them, the installation mechanism further includes limiting block, the limiting block is fixedly connected with the tool body, and located the middle section of the tool body, the limiting block is square arrangement, the inside of each fixed block body is provided with clamping groove, the clamping groove is adapted with the limiting block.

[0008] The mounting mechanism further comprises four limiting rings, which are fixedly connected with the corresponding fixed block bodies and located below the threaded ring.

[0009] The mounting mechanism further comprises a bolt, which passes through the threaded ring and the mounting block and is threadedly connected with the threaded ring and the mounting block.

[0010] The utility model discloses a convenient replacement's milling power cutter head, the mounting post with the cutter body fixed connection, and located the upper end of cutter body, the mounting block with the mounting post sliding connection, and the surface of the mounting post is covered, four the fixed block with the mounting block sliding connection, and the surface of cutter body is covered, one end of threaded ring with the mounting block is threadedly connected, the other end of threaded ring with four the fixed block is threadedly connected, and the surface of fixed block and mounting block is covered, the surface of mounting post is provided with first screw thread, the surface of fixed block is provided with second screw thread, first screw thread and second screw thread all with threaded ring adaptation, when installing, the mounting post is inserted the inside of mounting block, the upper end of fixed block is inclined and sets up, rotates threaded ring, threaded ring promotes four the fixed block, four the fixed block is promoted to the center of mounting block, four the fixed block is covered outside cutter body, fixes cutter body, continues to rotate threaded ring, the lower end of threaded ring is covered outside four the fixed block, and is engaged with four second screw thread, improves stability, when replacing, through rotating threaded ring makes the lower end of threaded ring remove from the surface of four the fixed block, pulls cutter body, four the fixed block moves to the outside of mounting block, can pull out cutter body, makes cutter body fixed below mounting block through the mounting post inserts mounting block, rotates threaded ring, under the action of the outside of fixed block is inclined and sets up, threaded ring promotes fixed block, four the fixed block covers cutter body, makes cutter body fixed below mounting block, convenient to dismount, and stable structure. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, below will to the drawing needed to use in the embodiment or prior art description simple introduction, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0012] Figure 1 It is the structure schematic diagram of the utility model convenient replacement's milling power cutter head.

[0013] Figure 2 is the plan view of the convenient replacement milling power tool bit of the utility model.

[0014] Figure 3 is the Figure 2 A-A line section view of the utility model.

[0015] Figure 4 is the Figure 2 B-B line section view of the utility model.

[0016] Figure 5 is the Figure 4 structure schematic view at C of the utility model.

[0017] 1-tool body, 2-mounting column, 3-mounting block, 4-limiting block, 5-limiting ring, 6-bolt, 7-thread ring, 8-fixed block body, 9-sliding block, 10-sliding groove, 11-clamping groove, 12-first thread, 13-second thread. DETAILED DESCRIPTION

[0018] The embodiments of the utility model are described in detail below, the examples of the embodiments are shown in the drawings, the embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and can not be understood as the limitation of the utility model.

[0019] Please refer to Figures 1-5 , wherein, Figure 1 is the structure schematic view of the convenient replacement milling power tool bit of the utility model, Figure 2 is the plan view of the convenient replacement milling power tool bit of the utility model, Figure 3 is the Figure 2 A-A line section view of the utility model, Figure 4 is the Figure 2 B-B line section view of the utility model, Figure 5 is the Figure 4 structure schematic view at C of the utility model.

[0020] The utility model provides a kind of convenient replacement milling power tool bit, including tool body 1 and installation mechanism, the installation mechanism includes mounting column 2, mounting block 3, four fixed blocks, limiting block 4, four limiting rings 5, bolt 6 and thread ring 7, the fixed block includes fixed block body 8 and sliding block 9, the problem of prior art tool bit when installing or disassembling tool, operation is very tedious, affects processing efficiency is solved by the foregoing scheme.

[0021] For this specific embodiment, the mounting column 2 is fixedly connected with the tool body 1 and located at the upper end of the tool body 1, the mounting block 3 is slidingly connected with the mounting column 2 and wrapped on the surface of the mounting column 2, four fixing blocks are slidingly connected with the mounting block 3 and wrapped on the surface of the tool body 1, one end of the threaded ring 7 is threadedly connected with the mounting block 3, the other end of the threaded ring 7 is threadedly connected with the four fixing blocks and wrapped on the surface of the fixing blocks and the mounting block 3, the surface of the mounting column 2 is provided with a first thread 12, the surface of the fixing block is provided with a second thread 13, the first thread 12 and the second thread 13 are adapted with the threaded ring 7, in the installation, the mounting column 2 is inserted into the inside of the mounting block 3, the upper end of the fixing block is inclinedly arranged, the threaded ring 7 is rotated, the threaded ring 7 pushes the four fixing blocks, the four fixing blocks are pushed to the center of the mounting block 3, the four fixing blocks are wrapped on the outside of the tool body 1, the tool body 1 is fixed, the threaded ring 7 is continuously rotated, the lower end of the threaded ring 7 is wrapped on the outside of the four fixing blocks and engaged with the four second threads 13, the stability is improved.

[0022] Among them, the lower end of the mounting column 2 is provided with four sliding grooves 10, four sliding blocks 9 are slidingly connected with the mounting column 2 and located in the inside of the corresponding sliding grooves 10, and the sliding blocks 9 are T-shapedly arranged, the sliding grooves 10 are adapted with the sliding blocks 9, the fixing block body 8 is clamped in the inside of the sliding groove 10 through the sliding block 9, the fixing block body 8 can move along the sliding groove 10 through the sliding block 9, the installation is convenient and the structure is stable.

[0023] Secondly, the limiting block 4 is fixedly connected with the tool body 1 and located at the middle segment of the tool body 1, the limiting block 4 is quadrangularly arranged, the inside of each fixing block body 8 is provided with a clamping groove 11, the clamping groove 11 is adapted with the limiting block 4, after installation, the four fixing block bodies 8 are clamped on the outside of the limiting block 4, in the rotation, the clamping groove 11 limits the limiting block 4, so that the limiting block 4 runs more stably.

[0024] Secondly, four limiting rings 5 are fixedly connected with the corresponding fixing block bodies 8 and located below the threaded ring 7, the limiting ring 5 limits the position of the threaded ring 7, the limiting ring 5 is blocked below the threaded ring 7, so that the threaded ring 7 is wrapped on the outside of the four fixing block bodies 8, the stability is improved.

[0025] In addition, the bolt 6 passes through the threaded ring 7 and the mounting block 3 and is screwed with the threaded ring 7 and the mounting block 3, the bolt 6 fixes the threaded ring 7 and the mounting block 3, after installation, the threaded ring 7 is wrapped on the surface of the four fixed block bodies 8 and cannot rotate, stability is improved.

[0026] In use of the utility model, during installation, the mounting column 2 is inserted into the inside of the mounting block 3, the threaded ring 7 is rotated, the threaded ring 7 pushes four fixed block bodies 8, four fixed block bodies 8 are pushed to the center of the mounting block 3, four fixed block bodies 8 are wrapped on the outside of the cutter body 1, the cutter body 1 is fixed, the threaded ring 7 is continuously rotated, the lower end of the threaded ring 7 is wrapped on the outside of four fixed block bodies 8 and is engaged with four second threads 13, the bolt 6 fixes the threaded ring 7 and the mounting block 3, after installation, the threaded ring 7 is wrapped on the surface of four fixed block bodies 8 and cannot rotate, stability is improved.

[0027] The above disclosed is only one or more preferred embodiments of the application, which cannot limit the scope of the application, and those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the claims of the application still belong to the scope of the application.

Claims

1. A replaceable milling power cutter head, comprising a cutter body, characterized in that, It also includes an installation mechanism, which comprises an installation post, an installation block, four fixing blocks, and a threaded ring. The installation post is fixedly connected to the tool body and located at the upper end of the tool body. The installation block is slidably connected to the installation post and covers the surface of the installation post. The four fixing blocks are slidably connected to the installation block and cover the surface of the tool body. One end of the threaded ring is threadedly connected to the installation block, and the other end of the threaded ring is threadedly connected to the four fixing blocks and covers the surfaces of the fixing blocks and the installation blocks. The surface of the installation post is provided with a first thread, and the surface of the fixing blocks is provided with a second thread. Both the first thread and the second thread are adapted to the threaded ring.

2. The easily replaceable milling power cutter head as described in claim 1, characterized in that, The fixing block includes a fixing block body and a sliding block. The lower end of the mounting column is provided with four sliding grooves. The four sliding blocks are slidably connected to the mounting column and are located inside the corresponding sliding grooves. The sliding blocks are T-shaped and the sliding grooves are adapted to the sliding blocks.

3. The easily replaceable milling power cutter head as described in claim 2, characterized in that, The mounting mechanism also includes a limiting block, which is fixedly connected to the tool body and located in the middle section of the tool body. The limiting block is square in shape, and each fixing block body has a slot on its inner side, which is adapted to the limiting block.

4. The easily replaceable milling power cutter head as described in claim 3, characterized in that, The installation mechanism also includes four limiting rings, which are fixedly connected to the corresponding fixing block bodies and located below the threaded rings.

5. The easily replaceable milling power cutter head as described in claim 4, characterized in that, The mounting mechanism also includes bolts that pass through the threaded ring and the mounting block and are threadedly connected to the threaded ring and the mounting block.

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