CN213437239U

CN213437239U - Novel cutter

Info

Publication number: CN213437239U
Application number: CN202021271319.5U
Authority: CN
Inventors: 范宇飞
Original assignee: Wuxi Kaisheng Diamond Tools Co ltd
Current assignee: Wuxi Kaisheng Diamond Tools Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-06-15
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a novel cutter belongs to the machining cutter, and this novel cutter includes cutter body, adjustable blade and floating support board etc. and the blade in this scheme can the ration stretch out, be used for processing the deep hole of different shapes, and the blade is adjusted to accurate completion under the condition of not moving back the sword to utilize a plurality of floating support boards to support the tool bit, be used for reducing the blade vibration, this boring cutter novel structure, blade stretch out volume are adjusted conveniently, the specially adapted processes the special-shaped curved surface deep hole of different shapes.

Description

Novel cutter

Technical Field

The utility model belongs to the machining cutter, concretely relates to novel cutter.

Background

In the machining process in China, the cutting tool is complex and inaccurate in adjustment of the cutting tool, and partial equipment needs to be subjected to tool withdrawal and feeding operation in each adjustment, so that the machining precision and the machining efficiency are seriously influenced. Meanwhile, the machining tool lacks a necessary guide and vibration-proof structure, and when a deep hole is machined, machining errors are inevitably caused by vibration of the tool.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a novel cutter, including cutter body, adjustable blade and floating support board etc. adjustable blade in this scheme can the ration stretch out, be used for processing the deep hole of different shapes to utilize a plurality of floating support boards to support the tool bit, be used for reducing the blade vibration, this boring cutter novel structure, blade stretch out the volume and adjust conveniently, the specially adapted processes the special-shaped curved surface deep hole of different shapes.

In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:

the utility model provides a novel cutter includes cutter body, tool bit, hilt, blade, adjusting screw and housing screw, wherein: the cutter head and the cutter handle are respectively arranged at two ends of the cutter body and are coaxially arranged, a middle hole is transversely formed in the cutter head, a cutter groove is longitudinally formed in the cutter head, and the cutter handle is used for installing and fixing a cutter; the blade is movably arranged in the cutter groove of the cutter head, the bottom of the blade is an adjusting inclined plane, and the top of the blade is a cutter surface; the compression screw is installed in the middle hole through threads and used for limiting the free movement of the blade, and a threaded hole is formed in the center of the compression screw; the adjusting screw is installed in the threaded hole through a special thread, one end of the adjusting screw, which is close to the blade, is provided with an adjusting fillet, the adjusting fillet and the adjusting inclined plane work in a matching manner, and the upward movement of the adjusting inclined plane is realized by moving the adjusting fillet;

preferably, the clamping device further comprises a contact ring, the contact ring is arranged in the central hole, and the tail end of the compression screw compresses the limiting blade through the contact ring and limits free movement of the blade.

Preferably, the contact ring is a graphite ring or a talc ring.

Preferably, a plurality of mounting grooves have been seted up to the side symmetry of cutter body, install the backup pad that floats in the mounting groove, wherein: the floating support plate is provided with a connecting hole, one end of a connecting screw is installed in the connecting hole, the other end of the connecting screw is installed in a screw hole at the bottom of the mounting groove, and a spring used for supporting the floating support plate is sleeved in the middle of the connecting screw.

Preferably, one rotation of the special thread can drive the adjusting screw to move forwards by 0.5-0.9 mm.

Preferably, the working angle of the adjusting inclined plane and the adjusting fillet is 30-80 °.

The utility model discloses a novel cutter has following beneficial effect:

1) the utility model discloses a blade can be accurate stretches out, can realize the ration removal of blade through control adjusting screw, and this structure can realize eating the volume and adjust under the condition of not moving back the sword, adds man-hour to the through-hole, only needs to utilize the rotatory adjusting screw of screwdriver to accomplish the regulation of the height of blade at the other end of work piece.

2) The utility model discloses a be provided with a plurality of floating support boards on the cutter body, this floating support board can play direction and absorbing function, because the inside spring that is provided with of floating support board can laminate different apertures to support the tool bit, reduce the tool bit vibration, show promotion processingquality and machining efficiency.

Drawings

Fig. 1 is a schematic external structural view of the present invention;

FIG. 2 is a schematic view of a first structure of the cutter head of the present invention;

FIG. 3 is a second structural diagram of the tool bit of the present invention;

fig. 4 is a schematic view of the floating support plate structure of the present invention.

In the figure, 1-cutter body, 101-installation groove, 2-cutter head, 201-middle hole, 202-cutter groove, 3-cutter handle, 4-cutter blade, 401-adjustment inclined plane, 402-cutter surface, 5-adjustment screw, 501-special screw, 502-adjustment fillet, 6-compression screw, 601-threaded hole, 7-floating support plate, 701-connection hole, 702-connection screw, 703-spring and 8-contact ring.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1 and 2, the novel cutter comprises a cutter body 1, a cutter head 2, a cutter handle 3, a blade 4, an adjusting screw 5 and a compression screw 6, wherein the cutter head 2 and the cutter handle 3 are respectively arranged at the front end and the rear end of the cutter body 1 and are coaxially arranged, a middle hole 201 is transversely formed in the cutter head 2, a cutter groove 202 is longitudinally formed in the cutter head 2, the central line of the middle hole 201 and the central line of the cutter groove 202 are perpendicularly intersected, the cutter handle 3 is used for installing and fixing the cutter, and in the drawing, the outer surface of the cutter handle 3 is tapped and used for being installed on a chuck.

In fig. 2 and 3, the blade 4 is movably installed in the slot 202 of the cutter head 2, the bottom of the blade 4 is an adjusting inclined surface 401, the top of the blade 4 is a

blade surface

402, and 2 blades 4 are symmetrically arranged in the figure.

It should be noted that the compression screw 6 is installed in the central hole 201 through a thread and is used for limiting the free movement of the blade 4, a threaded hole 601 is formed in the center of the compression screw 6, the adjusting screw 5 is installed in the threaded hole 601 through a special thread 501, an adjusting fillet 502 is arranged at one end of the adjusting screw 5 close to the blade 4, the adjusting fillet 502 is matched with the adjusting inclined plane 401 to work, and the upward movement of the adjusting inclined plane 401 is realized by moving the adjusting fillet 502. Specifically, the special thread 501 can drive the adjusting screw 5 to move forward 0.5-0.9mm after rotating for one circle. The working angle of the adjusting inclined plane 401 and the adjusting fillet 502 is 30-80 degrees, and 30 degrees, 45 degrees, 60 degrees and the like can be selected.

In fig. 2 and 3, a compression screw 6 is threadedly mounted in the central hole 201 for limiting free movement of the blade 4. Specifically, can also set up contact ring 8, contact ring 8 sets up in mesopore 201, the end of housing screw 6 compresses tightly restriction blade 4 through contact ring 8, and the free removal of restriction blade 4, in this implementation, contact ring 8 is graphite ring or talcum ring, adopt contact ring 8 sliding contact blade 4 to avoid housing screw 6 fish tail blade 4, also be for the convenience blade 4 nimble removal under the exogenic action of adjustment fillet 502, during the concrete implementation, need not excessively compress tightly contact ring 8, only need realize the initial position location can.

As shown in fig. 1 and 4, a plurality of mounting grooves 101 are symmetrically formed in the side surface of the cutter body 1, and floating support plates 7 are mounted in the mounting grooves 101, in this example, 4 floating support plates 7 are symmetrically arranged. It should be noted that the floating support plate 7 is provided with a connecting hole 701, the connecting hole 701 may be a counter bore, one end of a connecting screw 702 is installed in the connecting hole 701, the other end of the connecting screw 702 is installed in a threaded hole at the bottom of the installation groove 101, a spring 703 for supporting the floating support plate 7 is sleeved in the middle of the connecting screw 702, the connecting screw 702 is only a terminal tapping, and the middle portion is a smooth cylinder.

In actual processing, with the assembly of floating support plate 7 with current hole size to utilize hold-down screw 6 tentatively to adjust 4 positions of blade, the work piece begins to rotate, and the cutter enters into the hole of work piece, through the rotatory number of turns of control adjusting screw 5, realizes the gos forward of adjustment fillet 502, and drives adjustment inclined plane 401 rebound, according to the machining dimension, calculates adjusting screw 5 and need change several rings. The processing mode is generally pull pin processing, and the processing parameters are as follows: the rotating speed is 80-100r/min, the feeding speed is 0.05-0.1mm/r, and cooling liquid is injected, wherein the type of the cooling liquid is water emulsion.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a novel cutter, its characterized in that, includes cutter body (1), tool bit (2), hilt (3), blade (4), adjusting screw (5) and housing screw (6), wherein:

the cutter head (2) and the cutter handle (3) are respectively arranged at two ends of the cutter body (1) and are coaxially arranged, a middle hole (201) is transversely formed in the cutter head (2), a cutter groove (202) is longitudinally formed in the cutter head (2), and the cutter handle (3) is used for installing and fixing a cutter;

the blade (4) is movably arranged in the cutter groove (202) of the cutter head (2), the bottom of the blade (4) is an adjusting inclined plane (401), and the top of the blade (4) is a cutter surface (402);

the compression screw (6) is installed in the middle hole (201) through threads and used for limiting the free movement of the blade (4), and a threaded hole (601) is formed in the center of the compression screw (6);

the adjusting screw (5) is installed in the threaded hole (601) through a special thread (501), an adjusting fillet (502) is arranged at one end, close to the blade (4), of the adjusting screw (5), the adjusting fillet (502) and the adjusting inclined plane (401) work in a matched mode, and upward movement of the adjusting inclined plane (401) is achieved through movement of the adjusting fillet (502).

2. A new tool as claimed in claim 1, further comprising a contact ring (8), said contact ring (8) being disposed in the central hole (201), the end of said compression screw (6) being compressed against the restriction blade (4) by the contact ring (8) and restricting the free movement of the blade (4).

3. The new tool according to claim 2, characterized in that the contact ring (8) is a graphite ring or a talc ring.

4. The novel cutting tool as claimed in claim 1, wherein a plurality of mounting grooves (101) are symmetrically formed on the side surface of the cutting tool body (1), a floating support plate (7) is mounted in each mounting groove (101), and wherein:

the floating support plate is characterized in that a connecting hole (701) is formed in the floating support plate (7), one end of a connecting screw (702) is installed in the connecting hole (701), the other end of the connecting screw (702) is installed in a screw hole in the bottom of the installation groove (101), and a spring (703) used for supporting the floating support plate (7) is sleeved in the middle of the connecting screw (702).

5. The new cutting tool as set forth in claim 1, characterized in that the special thread (501) is capable of driving the adjusting screw (5) forward 0.5-0.9mm in one rotation.

6. The new tool as claimed in claim 1, characterized in that the working angle of the adjustment bevel (401) and the adjustment fillet (502) is 30 ° to 80 °.