CN217913045U

CN217913045U - Novel numerical control profiling milling cutter

Info

Publication number: CN217913045U
Application number: CN202221389231.2U
Authority: CN
Inventors: 曾志意
Original assignee: Dongguan Lijun Cnc Tool Co ltd
Current assignee: Dongguan Lijun Cnc Tool Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-11-29
Anticipated expiration: 2032-06-06

Abstract

The utility model is suitable for a digit control machine tool milling cutter field provides a novel numerical control profile milling cutter, include, including the cutter arbor and can dismantle the connection with the blade of cutter arbor tip, two upper and lower terminal surface fixedly connected with of blade two card strips that are parallel to each other, the one end inner chamber of cutter arbor is provided with the draw-in groove of making progress sunken, two face contained angles of draw-in groove are ninety degrees, the inside sliding connection of cutter arbor has run through extremely the mobile unit of cutter arbor tip inner chamber. The utility model discloses a set up draw-in groove and card strip, can be after one side wearing and tearing of blade, through the angle of upset adjustment blade to other non-wearing surfaces that use the blade demolish the back at the blade simultaneously, can prevent that the foreign matter card from going into inside the device, improved the life of device.

Description

Novel numerical control profiling milling cutter

Technical Field

The utility model belongs to digit control machine tool milling cutter field especially relates to a novel numerical control profile milling cutter.

Background

The numerical control machining tool is a tool in the machining and manufacturing industry, and broadly speaking, the numerical control tool can be subdivided into a plurality of types, including drilling tools, milling tools, grinding tools and the like. In milling tools, of which profile milling cutters are one category, tools are mainly used for machining curved, profiled parts. The profiling cutters widely used in the market are mainly two types, namely consciousness integral tungsten steel cutters, and the other type is a detachable cutter rod and comprises accessories such as a cutter rod, a blade, a cutter handle and the like.

At present, the profiling cutter with the detachable cutter bar widely used in the market has a common point, the blade can be used only once and can be replaced after being damaged, the use method of the blade is single, and the use cost of the cutter is easily increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel numerical control profile milling cutter aims at solving the problem in the above-mentioned background.

The utility model discloses a realize like this, a novel numerical control copying milling cutter, including the cutter arbor and can dismantle connect with the blade of cutter arbor tip, two upper and lower terminal surfaces of blade fixedly connected with two mutually parallel card strips, the one end inner chamber of cutter arbor is provided with the draw-in groove of undercut, two face contained angles of draw-in groove are ninety degrees, the inside sliding connection of cutter arbor runs through to the mobile unit of cutter arbor tip inner chamber;

the moving unit comprises a moving column penetrating from the interior of the cutter bar to an inner cavity at the end part of the cutter bar, one end of the moving column is fixedly connected with a moving rod, the inner walls of the two moving rods are respectively sleeved with a round rod, the bottom end of the round rod is fixedly provided with a limiting rod, and the outer wall of the round rod is connected with an L-shaped plate;

the inner part of the cutter bar is connected with one end of the moving rod through a spring, and a limiting groove for the movement of the limiting rod is formed in the cutter bar.

Preferably, the cutter arbor with all be provided with the screw hole on the blade, the cutter arbor with the blade passes through connecting bolt and is connected with the screw hole is dismantled.

Preferably, the recessed height of the clamping groove is equal to the height of the clamping strip, and a groove matched with the moving column, the moving rod and the round rod in a moving estimation mode is formed in the cutter bar.

Preferably, the end of the round bar is formed with a protrusion protruding outwards, the inner cavity of the moving bar is matched with the protrusion, and the opening of the inner cavity of the moving bar is matched with the outer wall of the non-protrusion of the round bar.

Preferably, one of the moving posts is connected with the slot in a ninety-degree vertical state.

Preferably, one end of the L-shaped plate penetrates through the inner cavity of the threaded hole of the cutter bar, and a strip-shaped groove for the L-shaped plate to move is formed in the cutter bar.

Preferably, the bottom end of the limiting rod is rotatably connected with a ball.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

1. the utility model discloses a set up draw-in groove and card strip, can be after one side wearing and tearing of blade, through the angle of upset adjustment blade to other non-wearing surfaces that use the blade demolish the back at the blade simultaneously, can prevent that the foreign matter card from going into inside the device, improved the life of device.

Drawings

Fig. 1 is a schematic structural view of a novel numerical control copying milling cutter provided by the utility model;

fig. 2 is a schematic view of the connection between the moving column and the clamping groove of the novel numerical control copying milling cutter provided by the invention;

fig. 3 is a schematic view of an internal structure of one end of a cutter bar of the novel numerical control copying milling cutter provided by the utility model;

fig. 4 is a schematic structural view of a moving unit of the novel numerical control copying milling cutter provided by the utility model.

In the figure: 1. a cutter bar; 2. a blade; 3. clamping the strip; 4. a card slot; 5. moving the column; 6. a travel bar; 7. a round bar; 8. an L-shaped plate; 9. a spring; 10. a limiting rod; 11. a limiting groove.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein may be combined with other embodiments.

The embodiment of the utility model provides a novel numerical control copying milling cutter, as shown in fig. 1-4, including cutter arbor 1 and can dismantle connect with cutter arbor 1 tip blade 2, two mutually parallel card strips 3 of upper and lower two terminal surfaces fixedly connected with of blade 2, the one end inner chamber of cutter arbor 1 is provided with the draw-in groove 4 of upwards sinking, two face contained angles of draw-in groove 4 are ninety degrees, the inside sliding connection of cutter arbor 1 has the mobile unit that runs through to the end inner chamber of cutter arbor 1;

the moving unit comprises moving columns 5 penetrating from the interior of the cutter bar 1 to the inner cavity of the end part of the cutter bar 1, one ends of the moving columns 5 are fixedly connected with moving rods 6, the inner walls of the two moving rods 6 are respectively sleeved with a round rod 7, the bottom ends of the round rods 7 are fixedly provided with limiting rods 10, and the outer walls of the round rods 7 are connected with L-shaped plates 8;

the interior of the cutter bar 1 is connected with one end of the movable rod 6 through a spring 9, and a limiting groove 11 for moving a limiting rod 10 is formed in the interior of the cutter bar 1;

wherein, all be provided with the screw hole on cutter arbor 1 and the blade 2, cutter arbor 1 passes through connecting bolt with blade 2 and can dismantle with the screw hole and be connected

Wherein, the one end of L shaped plate 8 runs through to the screw hole inner chamber of cutter arbor 1, and the inside of cutter arbor 1 is provided with the bar groove that supplies L shaped plate 8 to remove.

In this embodiment, when assembling cutter arbor 1 and blade 3, through handheld 2 and with its card income cutter arbor 1's tip, when the card is gone into, card strip 3 is close to with removal post 5 gradually, until the contact, remove post 5 atress removal this moment, and drive the carriage release lever removal of its one end, because removal post 5 is the slope state setting, this moment remove post 5 and promote carriage release lever 6 and remove simultaneously, and make carriage release lever 6 slide along the outer wall of round bar 7, round bar 7 also removes under the drive of carriage release lever 6 this moment, round bar 7's removal will be do all can transmit power for another carriage release lever 6, make two carriage release levers 6 and two carriage release levers 5 carry out synchronous motion, and round bar 7 can only remove in the direction of spacing groove 11 with spacing rod 10's limiting displacement, after card strip 3 on the blade 2 completely laminated with the inclined plane of draw-in groove 4, cutter arbor 1 aligns with the screw hole on the cutter arbor 2 this moment, can use the bolt to install, the L shaped plate can effectively prevent when the blade 2 is not installed, can be to screw on the guide arm 1, the screw contact with the screw hole that the screw appears, the foreign matter is explained: the foreign matter contacts with the screw, and under the condition that the operating personnel did not discover, the operation of screwing in the bolt, can take place the foreign matter and take place hard extrusion with the screw thread, causes the screw thread rolling.

In a further preferred embodiment of the present invention, as shown in fig. 1-4, the recessed height of the slot 4 is equal to the height of the clamping strip 3, and the interior of the cutter bar 1 is provided with a groove matching with the moving post 5, the moving rod 6 and the round rod 7; a moving column 5 is arranged in a ninety-degree vertical state at the side connected with the clamping groove 4.

In this embodiment, draw-in groove 4 can provide accommodation space for card strip 3, prevents that card strip 3 is obstructed at the removal in-process, can guarantee simultaneously that card strip 3 and removal post 5 take place to contact, removes post 5, carriage release lever 6, round bar 7 at the removal in-process, and the existence of this recess can provide sufficient displacement space for it, makes and removes post 5, carriage release lever 6, round bar 7 and carry out effective displacement.

In a further preferred embodiment of the present invention, as shown in fig. 1-4, the end of the round bar 7 is formed with a protrusion protruding outward, the inner cavity of the moving bar 6 is engaged with the protrusion, and the opening of the inner cavity of the moving bar 6 is engaged with the outer wall of the non-protrusion of the round bar 7.

In this embodiment, the protruding portion cooperates with the opening end of the inner cavity of the movable rod 6, so that the round rod 7 can be effectively prevented from being separated from the movable column 6, the inner cavity of the movable column 6 can be effectively displaced along the outer wall of the round rod 7, the friction resistance in the moving process is small, and the device is convenient to use.

In a further preferred embodiment of the present invention, as shown in fig. 1-4, the bottom end of the stop lever 10 is rotatably connected with a ball.

In this embodiment, during the rotation of the limiting rod 10, the limiting rod 10 rolls and slides with the inner cavity of the limiting groove 11 through the balls at the bottom end thereof, and the rolling and sliding process avoids the friction between the bottom end of the limiting rod 10 and the limiting groove 11, which is in direct contact with each other, so as to reduce the friction force.

It should be noted that, for the sake of simplicity, the foregoing embodiments are described as a series of combinations of acts, but it should be understood by those skilled in the art that the present invention is not limited by the described order of acts, as some steps may be performed in other orders or simultaneously according to the present invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that acts and modules referred to are not necessarily required by the invention.

In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the above-described units is merely a logical functional division of a novel numerical control copying milling cutter, and other division manners may be provided in actual implementation, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted or not executed. In addition, the shown or discussed mutual coupling or communication connection may be an indirect coupling or communication connection between devices or units through some interfaces, and may be in a telecommunication or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

The above embodiments are only used to illustrate the technical solution of the present invention, and do not limit the protection scope of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from these embodiments without any inventive step, are within the scope of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still make no creative work on the condition of conflict, and make mutual combination, addition and deletion, or other adjustments according to the features in the embodiments of the present invention, thereby obtaining other technical solutions which are different and do not depart from the concept of the present invention, and these technical solutions also belong to the scope to be protected by the present invention.

Claims

1. A novel numerical control profiling milling cutter comprises a cutter bar and a blade detachably connected with the end part of the cutter bar, and is characterized in that the upper end surface and the lower end surface of the blade are fixedly connected with two clamping strips which are parallel to each other, an inner cavity at one end of the cutter bar is provided with an upwards-recessed clamping groove, the included angle between two surfaces of the clamping groove is ninety degrees, and the inside of the cutter bar is slidably connected with a moving unit which penetrates through the inner cavity at the end part of the cutter bar;

2. The novel numerical control contour milling cutter as claimed in claim 1, wherein the cutter bar and the blade are provided with threaded holes, and the cutter bar and the blade are detachably connected with the threaded holes through connecting bolts.

3. The novel numerical control contour milling cutter according to claim 1, characterized in that the recess height of the clamping groove is equal to the height of the clamping strip, and a groove matched with the moving column, the moving rod and the round rod movement estimation is arranged in the cutter bar.

4. The novel numerical control contour milling cutter according to claim 1, characterized in that the end of the round bar is formed with a protrusion protruding outward, the inner cavity of the moving bar is fitted with the protrusion, and the inner cavity opening of the moving bar is fitted with the outer wall of the non-protrusion of the round bar.

5. The novel numerically controlled profile milling cutter according to claim 1, wherein one of said moving columns is disposed in a ninety degree vertical orientation with respect to a face thereof which is connected to said pocket.

6. The novel numerical control contour milling cutter as claimed in claim 1, characterized in that one end of the L-shaped plate penetrates into the threaded hole cavity of the cutter bar, and a strip-shaped groove for moving the L-shaped plate is arranged in the cutter bar.

7. The novel numerical control contour milling cutter as claimed in claim 1, characterized in that a ball is rotatably connected to the bottom end of the limiting rod.