CN220943341U

CN220943341U - Anti-drop milling cutter

Info

Publication number: CN220943341U
Application number: CN202322579469.2U
Authority: CN
Inventors: 张佳琪; 刘益飞; 苏垚
Original assignee: Changzhou Hongfu Precision Tools Co ltd
Current assignee: Changzhou Hongfu Precision Tools Co ltd
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-05-14
Anticipated expiration: 2033-09-22

Abstract

The utility model discloses an anti-drop milling cutter, which comprises a clamping seat, wherein the clamping seat comprises a clamping bin, a clamping assembly is fixedly arranged on the inner wall of the clamping bin, the clamping assembly comprises a U-shaped frame, a chute is formed in the inner wall of the U-shaped frame, clamping plates are slidably connected to the inner wall of the top and the bottom of the chute, the inner wall of the U-shaped frame is matched with a plug milling cutter, the clamping plates are used for clamping and fixing the milling cutter, the milling cutter is related to the field of milling cutters, two clamping plates which are vertically symmetrical are arranged for clamping the inner wall of a clamping groove of the outer wall of the milling cutter, and meanwhile, a bolt and a positioning hole are arranged for matched plug connection, so that the milling cutter can be conveniently fixed, the radial extrusion connection of the milling cutter is more stable compared with the traditional milling cutter through clamping the outer wall of the milling cutter, the milling cutter is conveniently locked, and the stability of the milling cutter in working is improved.

Description

Anti-drop milling cutter

Technical Field

The utility model relates to a milling cutter, in particular to an anti-falling milling cutter.

Background

The milling cutter is used for milling, is a rotary cutter with one or more cutter teeth, and in operation, each cutter tooth cuts the allowance of a workpiece intermittently in sequence, and is mainly used for machining planes, steps, grooves, forming surfaces, cutting off the workpiece and the like on the milling machine.

Disclosure of utility model

The present utility model is directed to an anti-drop milling cutter, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides an anti-drop milling cutter, includes the holder, the holder includes the centre gripping storehouse, centre gripping storehouse inner wall fixed mounting clamping assembly, the clamping assembly includes the U-shaped frame, the spout has been seted up to the U-shaped frame inner wall, equal sliding connection splint of spout top and bottom inner wall, the milling cutter is pegged graft in the cooperation of U-shaped frame inner wall, splint are used for carrying out the centre gripping to milling cutter fixedly.

In a preferred embodiment of the utility model, the clamping seat comprises a top plate, the top plate is detachably and fixedly arranged on the outer wall of the output end of the milling machine equipment through bolts, and the inner wall of the clamping bin is fixedly provided with a first limiting cylinder.

In a preferred embodiment of the utility model, two limiting cylinders are arranged on the first limiting cylinder, the inner walls of the two limiting cylinders are matched with the milling cutter in a sliding connection mode, and the first limiting cylinder is used for carrying out sliding limiting on the outer wall of the milling cutter.

In a preferred embodiment of the utility model, two limiting cylinders II are fixedly arranged on the inner walls of the two sides of the U-shaped frame, the two inner walls of the two limiting cylinders II are used for clamping and limiting the outer wall of the milling cutter, and the front and back tooth screw rods are rotatably connected between the inner walls of the top and the bottom of the U-shaped frame through bearings.

In a preferred embodiment of the utility model, the inner walls of the two clamping plates are respectively in threaded connection with the top and bottom outer walls of the positive and negative screw rods, and the positive and negative screw rods extend to the outside through the clamping bin.

In a preferred embodiment of the utility model, the outer wall of the positive and negative screw rod is rotationally connected with the inner wall of the clamping bin, a nut is fixedly arranged at the top of the positive and negative screw rod, the nut is arranged in a hexagon, and a hexagonal hole is formed at the top of the nut.

In a preferred embodiment of the utility model, two clamping plates are vertically and symmetrically distributed, the outer walls of one side of the two clamping plates, which are close to the milling cutter, are uniformly and fixedly connected with bolts, clamping grooves are formed in the outer walls of the top and the bottom of the milling cutter, positioning holes are uniformly formed in the inner walls of the clamping grooves, and the positioning holes are matched and spliced with the bolts.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

1. The clamping groove inner wall of the outer wall of the milling cutter is clamped by the two clamping plates which are vertically symmetrical, and meanwhile, the bolt and the positioning hole are arranged to be matched and spliced, so that the radial extrusion connection of the circular milling cutter rod is more stable when the milling cutter is fixed, the milling cutter rod is clamped by the outer wall of the milling cutter rod, the locking of the milling cutter rod is facilitated, and the stability of the milling cutter during working is improved;

2. The first limiting cylinder and the second limiting cylinder are matched for use, so that the outer wall of the milling cutter can be conveniently limited when the milling cutter is inserted into the clamping seat and the U-shaped frame, and the stability of the milling cutter during working is improved;

3. Through setting up positive and negative tooth lead screw, rotate through driving positive and negative tooth lead screw, can control two splint simultaneously and go on lifting adjustment height in step to carry out the joint through two splint simultaneously to milling cutter's top and bottom outer wall spacing, improved the convenience when milling cutter installs and dismantles.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a front view of an anti-drop milling cutter;

FIG. 2 is a schematic view of an exploded view of an anti-drop milling cutter;

FIG. 3 is a schematic view of a holder in an anti-drop milling cutter;

FIG. 4 is a schematic view of a clamping assembly in an anti-drop milling cutter;

fig. 5 is a schematic view of a milling cutter structure of an anti-drop milling cutter.

In the figure: the clamping device comprises a top plate 100, a clamping bin 110, a first limiting cylinder 120, a U-shaped frame 200, a sliding chute 210, a second limiting cylinder 220, a positive and negative screw 230, a nut 231, a clamping plate 240, a bolt 241, a milling cutter 300, a clamping groove 310 and a positioning hole 320.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Example 1: referring to fig. 1 and 2, the clamping device comprises a clamping seat (not shown in the drawing), the clamping seat comprises a clamping bin 110, a clamping component (not shown in the drawing) is fixedly arranged on the inner wall of the clamping bin 110, the clamping component comprises a U-shaped frame 200, a sliding groove 210 is formed in the inner wall of the U-shaped frame 200, the top and bottom inner walls of the sliding groove 210 are both in sliding connection with a clamping plate 240, the inner wall of the U-shaped frame 200 is matched with a milling cutter 300, the clamping plate 240 is used for clamping and fixing the milling cutter 300,

The specific practical scene of this embodiment is: the clamping assembly is arranged through the clamping seat, so that the clamping assembly can clamp and fix the milling cutter 300 conveniently, the U-shaped frame 200 is arranged to be in sliding connection with the clamping plates 240, and the two clamping plates 240 distributed symmetrically up and down can clamp the outer wall of the milling cutter 300 conveniently, so that the milling cutter 300 can be fixed and prevented from falling off conveniently.

Example 2: as shown in fig. 1 and 2, the clamping seat comprises a top plate 100, the top plate 100 is detachably and fixedly mounted on the outer wall of the output end of milling machine equipment through bolts, first limiting cylinders 120 are fixedly mounted on the inner wall of a clamping bin 110, two first limiting cylinders 120 are arranged, the inner walls of the two first limiting cylinders 120 are matched with a sliding connection milling cutter 300, and the first limiting cylinders 120 are used for sliding limiting the outer wall of the milling cutter 300.

The specific practical scene of this embodiment is: through setting up roof 100 and being used for the effect of holder fixed mounting on milling machine output outer wall, be used for installing clamping assembly through setting up centre gripping storehouse 110, thereby conveniently can dismantle fixed connection's effect to milling cutter 300 through clamping assembly, be used for before fixing milling cutter 300 through splint 240 through setting up spacing section of thick bamboo one 120, can peg graft spacingly to milling cutter 300, stability when conveniently improving installation milling cutter 300, simultaneously the convenience can improve the centre gripping stability to milling cutter 300 through milling cutter 300 at the during operation, can avoid milling cutter 300 to take place the skew and buckle to a certain extent, the structural strength of milling cutter 300 during operation has been improved.

Example 3: referring to fig. 2 and fig. 3, two limiting cylinders 220 are fixedly mounted on inner walls of two sides of the U-shaped frame 200, two limiting cylinders 220 are used for clamping and limiting an outer wall of the milling cutter 300, a positive and negative screw 230 is rotatably connected between the inner walls of the top and the bottom of the U-shaped frame 200 through bearings, two clamping plates 240 are respectively in threaded connection with the top and the outer wall of the positive and negative screw 230, the positive and negative screw 230 extends to the outside through the clamping bin 110, the outer wall of the positive and negative screw 230 is rotatably connected with the inner wall of the clamping bin 110, a nut 231 is fixedly mounted on the top of the positive and negative screw 230, the nut 231 is hexagonal, and six-edge holes are formed in the top of the nut 231.

The specific practical scene of this embodiment is: through setting up spacing section of thick bamboo two 220 and being used for carrying out the fixed effect of centre gripping to milling cutter 300 outer wall, the convenience is at the during operation through milling cutter 300 simultaneously, can improve the centre gripping stability to milling cutter 300, the bending resistance performance of milling cutter 300 has been improved, milling cutter 300 structural strength has been improved, through setting up positive and negative tooth lead screw 230 be used for conveniently when rotating positive and negative tooth lead screw 230, can control two upper and lower splint 240 simultaneously opposite directions or reverse the removal, thereby the convenience is through the effect of upper and lower two splint 240 control centre gripping and release milling cutter 300 outer wall, the convenience is accomplished the installation and is dismantled milling cutter 300, be used for controlling positive and negative tooth lead screw 230 through setting up nut 231 and rotate the effect that the hexagonal and set up six arris holes have and conveniently rotate screw 230 through the spanner rotation nut 231.

Example 4: as shown in fig. 4 and fig. 5, two clamping plates 240 are vertically and symmetrically distributed, the outer wall of one side of the two clamping plates 240, which is close to the milling cutter 300, is uniformly and fixedly connected with a plug 241, clamping grooves 310 are formed in the outer walls of the top and the bottom of the milling cutter 300, positioning holes 320 are uniformly formed in the inner walls of the clamping grooves 310, and the positioning holes 320 are matched and spliced with the plug 241.

The specific practical scene of this embodiment is: through setting up bolt 241 and locating hole 320 cooperation grafting, have the effect of conveniently pegging graft the locking to draw-in groove 310 of milling cutter 300 outer wall to avoid milling cutter 300 to take place the phenomenon that drops in the course of the work, improved the stability of milling cutter 300 installation.

The working principle of the utility model is as follows: the person skilled in the art can detachably and fixedly install the top plate 100 at the bottom of the output end of the milling machine through bolts, then insert the milling cutter 300 into the second limiting cylinder 220 until the milling cutter 300 is inserted into the inner wall of the first limiting cylinder 120, then rotate the screw cap 231 through a wrench, so that the screw cap 231 drives the two clamping plates 240 to move in opposite directions, insert the two clamping plates 240 into the clamping groove 310, lock the milling cutter 300, enable the bolt 241 to be inserted into the positioning hole 320, fix the milling cutter 300, and then lock the end of the screw cap 231 through threaded connection of the second screw cap (not labeled in the figure) at the joint of the screw cap 231 and the outer wall of the clamping bin 110, thereby completing the installation of the milling cutter 300.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides an anti-drop milling cutter, includes the holder, the holder includes centre gripping storehouse (110), centre gripping storehouse (110) inner wall fixed mounting clamping assembly, a serial communication port, clamping assembly includes U-shaped frame (200), spout (210) have been seted up to U-shaped frame (200) inner wall, equal sliding connection splint (240) of spout (210) top and bottom inner wall, U-shaped frame (200) inner wall cooperation grafting milling cutter (300), splint (240) are used for carrying out the centre gripping to milling cutter (300) fixedly.

2. The anti-drop milling cutter according to claim 1, wherein the clamping seat comprises a top plate (100), the top plate (100) is detachably and fixedly mounted on the outer wall of the output end of the milling machine through bolts, and the first limiting cylinder (120) is fixedly mounted on the inner wall of the clamping bin (110).

3. The anti-drop milling cutter according to claim 2, wherein two limiting cylinders (120) are provided, the inner walls of the two limiting cylinders (120) are matched with the sliding connection milling cutter (300), and the limiting cylinders (120) are used for sliding limiting the outer wall of the milling cutter (300).

4. The anti-drop milling cutter according to claim 1, wherein two limiting cylinders two (220) are fixedly installed on inner walls of two sides of the U-shaped frame (200), the two limiting cylinders two (220) are used for clamping and limiting the outer wall of the milling cutter (300), and positive and negative screw rods (230) are rotatably connected between the inner walls of the top and the bottom of the U-shaped frame (200) through bearings.

5. The anti-drop milling cutter according to claim 4, wherein the inner walls of the clamping plates (240) are respectively in threaded connection with the top and bottom outer walls of the positive and negative lead screw (230), and the positive and negative lead screw (230) extends to the outside through the clamping bin (110).

6. The anti-drop milling cutter according to claim 5, wherein the outer wall of the positive and negative screw (230) is rotatably connected with the inner wall of the clamping bin (110), a nut (231) is fixedly installed at the top of the positive and negative screw (230), the nut (231) is hexagonal, and a hexagonal hole is formed in the top of the nut (231).

7. The anti-drop milling cutter according to claim 1, wherein two clamping plates (240) are vertically and symmetrically distributed, the outer walls of one side, close to the milling cutter (300), of the two clamping plates (240) are uniformly and fixedly connected with a plug pin (241), clamping grooves (310) are formed in the outer walls of the top and the bottom of the milling cutter (300), positioning holes (320) are uniformly formed in the inner walls of the clamping grooves (310), and the positioning holes (320) are matched and plugged with the plug pin (241).