CN212665534U

CN212665534U - Hard alloy cutting tool

Info

Publication number: CN212665534U
Application number: CN202021168761.5U
Authority: CN
Inventors: 叶惠明; 叶少良; 诸优明; 叶戈; 汤伟
Original assignee: Guangdong Zhengxin Hard Material Technology Research And Development Co ltd
Current assignee: Guangdong Zhengxin Hard Material Technology Research And Development Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-09
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a carbide cutting tool relates to cutting tool technical field, including output shaft and connecting axle, be equipped with fixed frame under the connecting axle, the first screw thread section of thick bamboo of last fixed surface of fixed frame is connected with, the external screw thread has been seted up to the surface of connecting axle, and the surface of connecting axle and the inner wall threaded connection of a first screw thread section of thick bamboo. The utility model relates to a rational in infrastructure, it can be through fixed frame, change the handle, the opening, the movable plate, the connecting axle, first inserted bar, cooperation setting between first jack and the first screw thread section of thick bamboo, can effectually guarantee the fastening effect of being connected between fixed frame and the connecting axle, also convenient to detach changes simultaneously, and set up through the movable plate, the second screw thread section of thick bamboo, the second inserted bar, the connecting plate, cooperation between second jack and the connector, can effectually be convenient for change the dismantlement to cutting tool, it is also more convenient when installing the cutting tool simultaneously.

Description

Hard alloy cutting tool

Technical Field

The utility model relates to a cutting tool technical field specifically is a carbide cutting tool.

Background

Cutting tools are tools used in machining for cutting operations. Most knives are machine, but also hand-held. Since tools used in machine manufacturing are basically used for cutting metal materials, the term "tool" is generally understood to mean a metal cutting tool. The cutting tools for cutting wood are called woodworking tools.

The cutter of the cutting tool needs to be replaced after being used for a long time, and because the common cutting tool is usually connected by a plurality of bolt assemblies when being installed and disassembled, the cutter is cumbersome to assemble and disassemble, the labor force of workers is increased, and the practicability of the cutting tool is reduced. To this end, we provide a cemented carbide cutting tool that solves the above problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a hard alloy cutting tool in order to make up the deficiency of the prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a carbide cutting tool, includes output shaft and connecting axle, be equipped with fixed frame under the connecting axle, the first screw thread section of thick bamboo of last fixed surface of fixed frame, the external screw thread has been seted up to the surface of connecting axle, and the surface of connecting axle and the inner wall threaded connection of a first screw thread section of thick bamboo, two symmetrical openings have all been seted up to the upper surface and the bottom surface of fixed frame, the inside wall of fixed frame rotates through the bearing and is connected with two-way threaded rod, the surface of two-way threaded rod is equipped with two symmetrical movable plates, every the surface of movable plate is all fixed to be inlayed and is had the screwed pipe, the one end of two-way threaded rod runs through the screwed pipe and extends to the outside of fixed frame.

Every the upper surface and the bottom surface of movable plate all run through the opening and extend to the outside of fixed frame, first jack, two have been seted up to the surface of connecting axle the first inserted bar of the equal fixedly connected with in a side that the movable plate is close to each other, the bottom surface fixedly connected with second screw thread section of thick bamboo of fixed frame, be equipped with the connecting plate under the second screw thread section of thick bamboo, the bottom surface fixedly connected with cutting tool of connecting plate, two symmetrical second jacks, two have been seted up to the surface of connecting plate the equal fixedly connected with second inserted bar in a side that the movable plate is close to each other, the last fixed surface of connecting plate is connected with the connector, the external screw thread has been seted up to the surface of connector, and connector and second screw thread section.

Preferably, the diameter value of each first inserted bar is matched with the caliber value of the first jack, and the first inserted bar is inserted into the first jack.

Preferably, the diameter values of the two second inserting rods are matched with the caliber values of the second inserting holes, and the two second inserting rods are respectively inserted into the second inserting holes.

Preferably, the right end of the bidirectional threaded rod is fixedly connected with a rotating handle, and the outer surface of the rotating handle is fixedly connected with a rubber anti-skid pad.

Preferably, two symmetrical cavities, every are seted up to the bottom surface of second screw thread section of thick bamboo the equal fixedly connected with expanding spring of the interior roof of cavity, every the equal sliding connection of inner wall of cavity has the gag lever post, and expanding spring's bottom pastes with the upper surface of gag lever post mutually, two symmetrical logical grooves, every are seted up to the surface of second screw thread section of thick bamboo the equal fixedly connected with limiting plate of inside wall that leads to the groove.

Preferably, the outer surface of each limiting rod is fixedly connected with a shifting rod, one end of each shifting rod penetrates through the limiting plate and extends to the outside of the second threaded cylinder, two symmetrical limiting holes are formed in the upper surface of the connecting plate, and the caliber values of the limiting holes are matched with the diameter values of the limiting rods.

Thirdly), the beneficial effects are as follows:

compared with the prior art, the hard alloy cutting tool has the following beneficial effects:

one, the utility model discloses a fixed frame, change the handle, the opening, the movable plate, the connecting axle, first inserted bar, cooperation setting between first jack and the first screw thread section of thick bamboo, can effectually guarantee the fastening effect of being connected between fixed frame and the connecting axle, also convenient to detach changes simultaneously, and through the movable plate, a second screw thread section of thick bamboo, the second inserted bar, the connecting plate, cooperation setting between second jack and the connector, can effectually be convenient for change the dismantlement to cutting tool, it is also more convenient when installing the cutting tool simultaneously, it fixes to need not to use a plurality of bolt subassemblies, thereby this cutting tool's practicality has greatly been improved.

Two, the utility model discloses a cooperation setting between cavity, expanding spring, gag lever post, logical groove, limiting plate, driving lever and the second inserted bar, can be further carry on spacingly to the cutter to more have stability when the cutter rotates.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic view of the bottom view structure of the present invention;

FIG. 3 is a schematic front sectional view of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

In the figure: 1. an output shaft; 2. a connecting shaft; 3. a fixing frame; 4. a first threaded barrel; 5. moving the plate; 6. a first plunger; 7. a first jack; 8. an opening; 9. turning a handle; 10. a second plunger; 11. a second threaded barrel; 12. a connecting plate; 13. a second jack; 14. a cutting tool; 15. a bidirectional threaded rod; 16. a connector; 17. a threaded pipe; 18. a deflector rod; 19. a limiting hole; 20. a cavity; 21. a tension spring; 22. a limiting rod; 23. a through groove; 24. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: the utility model provides a carbide cutting tool, including output shaft 1 and connecting axle 2, be equipped with fixed frame 3 under connecting axle 2, the first thread section of thick bamboo 4 of upper surface fixedly connected with of fixed frame 3, the external screw thread has been seted up to the surface of connecting axle 2, and the surface of connecting axle 2 and the inner wall threaded connection of first thread section of thick bamboo 4, two symmetrical openings 8 have all been seted up to the upper surface and the bottom surface of fixed frame 3, the inside wall of fixed frame 3 rotates through the bearing and is connected with two-way threaded rod 15, the surface of two-way threaded rod 15 is equipped with two symmetrical movable plates 5, the equal fixed screwed pipe 17 that inlays of surface of every movable plate 5, the one end of two-way threaded rod 15 runs through screwed pipe 17 and extends to the outside of fixed frame 3, and screwed.

The upper surface and the bottom surface of every movable plate 5 all run through opening 8 and extend to the outside of fixed frame 3, first jack 7 has been seted up to the surface of connecting axle 2, the first inserted bar 6 of the equal fixedly connected with in a side that two movable plates 5 are close to each other, the bottom surface fixedly connected with second thread section of thick bamboo 11 of fixed frame 3, be equipped with connecting plate 12 under the second thread section of thick bamboo 11, the bottom surface fixedly connected with cutting tool 14 of connecting plate 12, two symmetrical second jacks 13 have been seted up to the surface of connecting plate 12, the equal fixedly connected with second inserted bar 10 in a side that two movable plates 5 are close to each other, the last fixed surface of connecting plate 12 is connected with connector 16, the external screw thread has been seted up to the surface of connector 16, and

connector

16 and 11 threaded.

Wherein, the diameter value of every first inserted bar 6 all with the bore value adaptation of first jack 7, and first inserted bar 6 pegs graft with first jack 7. Can effectually make first inserted bar 6 insert to first jack 7 in, carry on spacingly to connecting axle 2, prevent that fixed frame 3 from appearing droing when rotating.

Wherein, the diameter value of two second inserted bars 10 all with the bore value adaptation of second jack 13, and two second inserted bars 10 are pegged graft with second jack 13 respectively. Can be wherein spacing connecting plate 12 to the stability of connecting plate 12 when rotating has been guaranteed.

Wherein, the right end fixedly connected with of two-way threaded rod 15 changes 9, and changes the outer fixed surface connection rubber slipmat of 9. The rotating handle 9 can be effectively and conveniently rotated, so that the rotating performance of the rotating handle 9 is improved.

Wherein, two symmetrical cavities 20 have been seted up to the bottom surface of second screw thread section of thick bamboo 11, the equal fixedly connected with expanding spring 21 of the interior roof of every cavity 20, the equal sliding connection of inner wall of every cavity 20 has gag lever post 22, and expanding spring 21's bottom pastes with gag lever post 22's upper surface mutually, gag lever post 22 can rotate with the inside of cavity 20, two symmetrical logical grooves 23 have been seted up to the surface of second screw thread section of thick bamboo 11, the equal fixedly connected with limiting plate 24 of inside wall that every led to groove 23. The effect that gag lever post 22 can reciprocate can effectually be guaranteed to gag lever post 22 pegs graft spacing hole 19 in order to.

Wherein, the outer surface of every gag lever post 22 all fixedly connected with driving lever 18, the outside that the one end of every driving lever 18 runs through limiting plate 24 and extends to second thread section of thick bamboo 11, and two symmetrical spacing holes 19 have been seted up to the upper surface of connecting plate 12, and the aperture value of spacing hole 19 and the diameter value adaptation of gag lever post 22. The inserting connection of the limiting rod 22 to the limiting hole 19 can be better controlled, and therefore the limiting fixing effect of the connecting plate 12 is guaranteed.

The working principle is as follows: when the cutting tool 14 needs to be replaced, the rotating handle 9 is only required to be rotated, the bidirectional threaded rod 15 is rotated, the rotation of the bidirectional threaded rod 15 drives the two threaded pipes 17 to move in two directions, the second inserting rod 10 is further far away from the second inserting hole 13, when the deflector rod 18 is pulled, the deflector rod 18 is pulled to the position-limiting plate 24 to limit, at the moment, the position-limiting rod 22 is far away from the position-limiting hole 19, when the connecting plate 12 is rotated, the connecting head 16 is far away from the second threaded cylinder 11, a new cutting tool 14 is firstly screwed with the second threaded cylinder 11 through the connecting head 16, the connecting plate 12 is rotated to align the position-limiting hole 19 with the position-limiting rod 22, and the shift lever 18 is shifted to insert the position-limiting rod 22 into the position-limiting hole 19, carry on spacingly to connecting plate 12, rotate simultaneously and change 9 two second inserted bars 10 of control and insert to second jack 13 in, further carry out spacing fixed to connecting plate 12, place cutting tool 14 and appear droing when rotating.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A cemented carbide cutting tool comprising an output shaft (1) and a connecting shaft (2), characterized in that: a fixed frame (3) is arranged under the connecting shaft (2), a first threaded cylinder (4) is fixedly connected to the upper surface of the fixed frame (3), external threads are arranged on the outer surface of the connecting shaft (2), the outer surface of the connecting shaft (2) is in threaded connection with the inner wall of the first threaded cylinder (4), the upper surface and the bottom surface of the fixed frame (3) are both provided with two symmetrical openings (8), the inner side wall of the fixed frame (3) is rotationally connected with a bidirectional threaded rod (15) through a bearing, the outer surface of the bidirectional threaded rod (15) is provided with two symmetrical moving plates (5), the outer surface of each moving plate (5) is fixedly embedded with a threaded pipe (17), one end of the bidirectional threaded rod (15) penetrates through the threaded pipe (17) and extends to the outside of the fixed frame (3), and the threaded pipe (17) is in threaded connection with the bidirectional threaded rod (15);

the upper surface and the bottom surface of each movable plate (5) all penetrate through an opening (8) and extend to the outside of the fixed frame (3), a first jack (7) is formed in the outer surface of the connecting shaft (2), a first inserted rod (6) is fixedly connected to one side surface, close to each other, of the two movable plates (5), a second threaded cylinder (11) is fixedly connected to the bottom surface of the fixed frame (3), a connecting plate (12) is arranged under the second threaded cylinder (11), a cutting tool (14) is fixedly connected to the bottom surface of the connecting plate (12), two symmetrical second jacks (13) are formed in the outer surface of the connecting plate (12), a second inserted rod (10) is fixedly connected to one side surface, close to each other, of the two movable plates (5), a connector (16) is fixedly connected to the upper surface of the connecting plate (12), and external threads are formed in the outer surface of the connector (16), and the connector (16) is in threaded connection with the second threaded barrel (11).

2. A cemented carbide cutting tool according to claim 1, characterized in that; every diameter value of first inserted bar (6) all with the bore value adaptation of first jack (7), and first inserted bar (6) are pegged graft with first jack (7).

3. A cemented carbide cutting tool according to claim 1, characterized in that: the diameter values of the two second inserting rods (10) are matched with the caliber values of the second inserting holes (13), and the two second inserting rods (10) are respectively inserted into the second inserting holes (13).

4. A cemented carbide cutting tool according to claim 1, characterized in that: the right end of the bidirectional threaded rod (15) is fixedly connected with a rotating handle (9), and the outer surface of the rotating handle (9) is fixedly connected with a rubber anti-slip mat.

5. A cemented carbide cutting tool according to claim 1, characterized in that: two symmetrical cavities (20), every have been seted up to the bottom surface of second screw thread section of thick bamboo (11) the equal fixedly connected with expanding spring (21) of the interior roof of cavity (20), every the equal sliding connection of inner wall of cavity (20) has gag lever post (22), and the bottom of expanding spring (21) pastes with the upper surface of gag lever post (22) mutually, two symmetrical logical groove (23), every have been seted up to the surface of second screw thread section of thick bamboo (11) the equal fixedly connected with limiting plate (24) of inside wall that leads to groove (23).

6. A cemented carbide cutting tool according to claim 5, characterized in that: the outer surface of each limiting rod (22) is fixedly connected with a shifting rod (18), one end of each shifting rod (18) penetrates through a limiting plate (24) and extends to the outside of the second threaded cylinder (11), two symmetrical limiting holes (19) are formed in the upper surface of the connecting plate (12), and the caliber values of the limiting holes (19) are matched with the diameter values of the limiting rods (22).