CN217121888U - Hard alloy milling cutter - Google Patents

Abstract

The utility model relates to a hard alloy milling cutter, which comprises a hard alloy cutter head, a universal cutter handle and a cutter handle mounting seat, wherein the hard alloy cutter head is arranged on the universal cutter handle, the universal cutter handle is arranged on the cutter handle mounting seat, the right end of the cutter handle mounting seat is fixedly connected with a connecting column, the outer side of the connecting column is fixedly connected with a cutter head fixing ring, the hard alloy cutter head is fixedly connected on the connecting column through the cutter head fixing ring, clamping holes are respectively arranged on the connecting column and the hard alloy cutter head, a clamping column is arranged in the clamping hole, threaded connecting holes are respectively arranged on the cutter head fixing ring and the connecting column, the cutter head fixing ring and the connecting column are fixedly connected through a fastening bolt, spring mounting holes are respectively arranged on the left end surface of the hard alloy cutter head and the inner part of the connecting column, when the hard alloy cutter head needs to be sharpened or damaged and replaced, the hard alloy cutter head can be conveniently dismounted only by dismounting the cutter head fixing ring, the replacement and maintenance or the sharpening are convenient.

Description

Hard alloy milling cutter

Technical Field

The utility model relates to a carbide milling cutter belongs to milling cutter technical field.

Background

Milling cutter is used for milling process, the rotary cutter who has one or more sword tooth, each sword tooth cuts off the surplus of work piece in proper order intermittently during operation, milling cutter mainly used is machined flat, the step on the milling machine, the slot, the shaping surface and cut off work piece etc. most of current milling cutter adopts carbide preparation to form, milling cutter is in the use, the milling cutter tool bit receives the damage easily, be not convenient for change milling cutter's tool bit, and relatively poor to the fixed effect of tool bit, inconvenient people's use, the practicality is relatively poor.

In order to solve the above problems, a hard alloy milling cutter is provided in the present application.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem who solves overcomes current defect, provides a carbide milling cutter, only need when carbide tool bit needs the sharpening or damages the change dismantle with the solid fixed ring of tool bit can be convenient pull down the carbide tool bit, conveniently change maintenance or sharpening, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a carbide milling cutter, includes carbide tool bit, general handle of a knife, handle of a knife mount pad, the carbide tool bit is installed on general handle of a knife, general handle of a knife is installed on the handle of a knife mount pad, handle of a knife mount pad right-hand member fixedly connected with spliced pole, the solid fixed ring of spliced pole outside fixedly connected with tool bit, the carbide tool bit passes through the solid fixed ring fixed connection of tool bit on the spliced pole, the card hole has all been seted up on spliced pole, the carbide tool bit, the downthehole portion of card is provided with the joint post, threaded connection hole has all been seted up on the solid fixed ring of tool bit, the spliced pole, through fastening bolt fixed connection between solid fixed ring of tool bit, the inside spring mounting hole has all been seted up of carbide tool bit left end face, spliced pole, the inside spring mounting hole is provided with the spring.

As a further improvement, the carbide tool bit right-hand member fixedly connected with carbide cutting edge, the chip guide groove has been seted up on carbide tool bit surface.

As a further improvement, the inside mounting hole that equals with general handle of a knife diameter of seting up of handle of a knife mount pad, through tighrening ring fixed connection between handle of a knife mount pad and the general handle of a knife, the tighrening ring sets up inside the mounting hole.

As a further improvement, the number of the joint columns is set to four, and the left end of the cutter head fixing ring is provided with the joint column limiting holes.

As a further improvement, the number of the spacing holes of the joint column is set to four, and the spacing holes of the joint column are arranged on the inner wall of the tool bit fixing ring.

As a further improvement, the inside tool bit connecting hole, the spliced pole connecting hole of having seted up of the solid fixed ring of tool bit, the tool bit connecting hole sets up the right-hand member at the solid fixed ring of tool bit, the spliced pole connecting hole sets up the left end at the solid fixed ring of tool bit.

The utility model discloses beneficial effect: the utility model provides a carbide milling cutter, it is spacing to prevent rotating the carbide tool bit through the joint post, carry on spacing fixedly to the carbide tool bit through the tool bit retaining ring, better fixed effect has, when the carbide cutting edge needs the sharpening or the carbide tool bit damages when needing to be changed, only need demolish fastening bolt, the solid fixed ring of tool bit slides right, take off in proper order the joint post can, pop out the carbide tool bit under the reset action of spring this moment, the convenience needs the sharpening or the carbide tool bit damages needs to be changed to the carbide cutting edge.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention.

Fig. 1 is a structure diagram of a hard alloy milling cutter of the present invention.

Fig. 2 is a structural diagram of the carbide milling cutter of the present invention when the cutter head fixing ring is not installed.

Fig. 3 is a sectional structure view of a carbide milling cutter of the present invention.

Fig. 4 is an enlarged structural view of a portion a of fig. 3 of the carbide milling cutter according to the present invention.

Fig. 5 is a left side view of the utility model relates to a solid fixed ring of carbide milling cutter tool bit.

Reference numbers in the figures: 1. a cemented carbide tip; 2. a universal knife handle; 3. a cutter head fixing ring; 4. a knife handle mounting seat; 5. a fastening ring; 6. fastening a bolt; 7. a cemented carbide blade; 8. a chip guide groove; 9. connecting columns; 10. connecting a threaded hole; 11. a clamping hole; 12. a clamping column; 13. a clamping column limiting hole; 14. a spring; 15. connecting a column connecting hole; 16. a cutter head connecting hole.

Detailed Description

The present invention will be further described with reference to the following embodiments, wherein the drawings are for illustrative purposes only and are not intended to be limiting, and in order to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced and do not represent the size of an actual product.

In order to make the technical means, creation characteristics, achievement purposes and efficacies of the utility model easy to understand, in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for the convenience of description of the present invention and simplification of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention, furthermore, the terms "first", "second", "third" are used for descriptive purposes only, but not as indicating or implying relative importance, the invention is further described below in connection with the detailed description.

Examples

As shown in fig. 1-5, a hard alloy milling cutter comprises a hard alloy cutter head 1, a universal cutter handle 2 and a cutter handle mounting seat 4, wherein the hard alloy cutter head 1 is mounted on the universal cutter handle 2, the universal cutter handle 2 is mounted on the cutter handle mounting seat 4, a connecting column 9 is fixedly connected to the right end of the cutter handle mounting seat 4, a cutter head fixing ring 3 is fixedly connected to the outer side of the connecting column 9, the hard alloy cutter head 1 is fixedly connected to the connecting column 9 through the cutter head fixing ring 3, clamping holes 11 are respectively formed in the connecting column 9 and the hard alloy cutter head 1, a clamping column 12 is arranged in the clamping hole 11, threaded connecting holes 10 are respectively formed in the cutter head fixing ring 3 and the connecting column 9, the cutter head fixing ring 3 and the connecting column 9 are fixedly connected through fastening bolts 6, spring mounting holes are respectively formed in the left end surface of the hard alloy cutter head 1 and the connecting column 9, a spring 14 is arranged in the spring mounting hole.

Further, the fastening bolt 6 is a high-strength bolt and is used for preventing the milling machine from breaking down to cause bolt damage and being difficult to disassemble.

In this embodiment, a cemented carbide blade 7 is fixedly connected to the right end of the cemented carbide tool bit 1, and a chip guide groove 8 is formed in the surface of the cemented carbide tool bit 1.

In this embodiment, a mounting hole having the same diameter as that of the general tool handle 2 is formed in the tool handle mounting seat 4, the tool handle mounting seat 4 is fixedly connected with the general tool handle 2 through the fastening ring 5, and the fastening ring 5 is arranged in the mounting hole.

In this embodiment, the number of the clamping columns 12 is four, and the left end of the cutter head fixing ring 3 is provided with a clamping column limiting hole 13.

In this embodiment, the number of the spacing holes 13 of joint post sets up to four, the spacing hole 13 of joint post is seted up on the 3 inner walls of tool bit solid fixed ring.

In this embodiment, tool bit connecting hole 16, spliced pole connecting hole 15 have been seted up to tool bit fixed ring 3 inside, tool bit connecting hole 16 sets up the right-hand member at tool bit fixed ring 3, spliced pole connecting hole 15 sets up the left end at tool bit fixed ring 3.

When the hard alloy milling cutter is installed, firstly, the universal cutter handle 2 is installed on a cutter handle installation seat 4 on the milling machine, then the spring 14 is placed into a spring installation hole in the connecting column 9, the left end of the hard alloy cutter head 1 is sleeved on the spring 14, the left end of the hard alloy cutter head 1 enters the connecting column 9 through the compression spring 14, the connecting column 9 is enabled to be rotated, the clamping hole 11 in the left end of the hard alloy cutter head 1 is aligned, the clamping column 12 is connected onto the clamping hole 11, the hard alloy cutter head 1 is temporarily connected with the connecting column 9, then the cutter head fixing ring 3 is sleeved on the connecting column 9 along the hard alloy cutter head 1, the clamping column limiting hole 13 is sleeved on the clamping column 12, and finally, the cutter head fixing ring 3 is fixed on the connecting column 9 through the fastening bolt 6.

When carbide cutting edge 7 needs the sharpening or carbide tool bit 1 damages and needs to be changed, only need demolish fastening bolt 6, slide the solid fixed ring 3 of tool bit right, take off in proper order the joint post 12 can, pop out carbide tool bit 1 under spring 14's reset action this moment, the convenience needs the sharpening or carbide tool bit 1 damages the needs to be changed carbide cutting edge 7.

The utility model provides a tool bit fixed knot constructs through joint post 12 to carbide tool bit 1 prevent rotating spacingly, carries out spacing fixed to carbide tool bit 1 through the solid fixed ring of tool bit 3, has better fixed effect.

The utility model discloses the theory of operation: through installing carbide tool bit 1 on general handle of a knife 2, install general handle of a knife 2 on handle of a knife mount pad 4 and be connected with the milling machine, only need dismantle the solid fixed ring 3 of tool bit when carbide tool bit 1 needs the sharpening or damages to change can be convenient pull down carbide tool bit 1, convenient change maintenance or sharpening.

Through the technical scheme, the utility model discloses following beneficial effect has: prevent changeing spacingly to carbide tool bit 1 through joint post 12, carry out spacing fixed to carbide tool bit 1 through the solid fixed ring 3 of tool bit, better fixed effect has, when carbide cutting edge 7 needs the sharpening or carbide tool bit 1 damages when needing to be changed, only need demolish fastening bolt 6, slide the solid fixed ring 3 of tool bit right, take off joint post 12 in proper order can, pop out carbide tool bit 1 under spring 14's reset action this moment, the convenience needs the sharpening or carbide tool bit 1 damages to carbide cutting edge 7 needs to be changed.

The foregoing is an embodiment of the preferred embodiment of the present invention, showing and describing the basic principles and main features of the present invention and the advantages of the present invention, it should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, and the foregoing embodiments and descriptions are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a carbide milling cutter, includes carbide tool bit (1), general handle of a knife (2), handle of a knife mount pad (4), install on general handle of a knife (2) carbide tool bit (1), install on handle of a knife mount pad (4) its characterized in that in general handle of a knife (2): handle of a knife mount pad (4) right-hand member fixedly connected with spliced pole (9), spliced pole (9) outside fixedly connected with tool bit solid fixed ring (3), carbide tool bit (1) is through tool bit solid fixed ring (3) fixed connection on spliced pole (9), card hole (11) have all been seted up on spliced pole (9), carbide tool bit (1), the inside joint post (12) that is provided with of card hole (11), threaded connection hole (10) have all been seted up on tool bit solid fixed ring (3), spliced pole (9), through fastening bolt (6) fixed connection between tool bit solid fixed ring (3), spliced pole (9), the spring mounting hole has all been seted up to carbide tool bit (1) left end face, spliced pole (9) inside, spring mounting hole inside is provided with spring (14).

2. The cemented carbide milling cutter as claimed in claim 1, wherein: carbide tool bit (1) right-hand member fixedly connected with carbide cutting edge (7), chip guide groove (8) have been seted up on carbide tool bit (1) surface.

3. The cemented carbide milling cutter as claimed in claim 1, wherein: the tool handle is characterized in that a mounting hole equal to the diameter of the universal tool handle (2) is formed in the tool handle mounting seat (4), the tool handle mounting seat (4) is fixedly connected with the universal tool handle (2) through a fastening ring (5), and the fastening ring (5) is arranged in the mounting hole.

4. The cemented carbide milling cutter as claimed in claim 1, wherein: the number of the clamping columns (12) is four, and the left end of the cutter head fixing ring (3) is provided with a clamping column limiting hole (13).

5. The cemented carbide milling cutter as claimed in claim 4, wherein: the number of the joint column limiting holes (13) is four, and the joint column limiting holes (13) are formed in the inner wall of the cutter head fixing ring (3).

6. The cemented carbide milling cutter as claimed in claim 1, wherein: tool bit connecting hole (16), spliced pole connecting hole (15) have been seted up to tool bit solid fixed ring (3) inside, tool bit connecting hole (16) set up the right-hand member at tool bit solid fixed ring (3), spliced pole connecting hole (15) set up the left end at tool bit solid fixed ring (3).

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