CN215998821U

CN215998821U - Titanium alloy drilling tool suitable for machining

Info

Publication number: CN215998821U
Application number: CN202121612662.6U
Authority: CN
Inventors: 张淯承
Original assignee: Shenyang Jinhuite Machinery Manufacturing Co ltd
Current assignee: Shenyang Jinhuite Machinery Manufacturing Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-03-11
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a titanium alloy drilling tool suitable for machining, which comprises a drill rod and a fixed rod, wherein the middle upper part of the outer side of the drill rod is fixedly connected with an upper edge, the middle part of the outer side of the drill rod is fixedly connected with a lower edge, a sleeve is connected onto the drill rod between the lower edge and the upper edge in a sliding manner, and the upper end of the sleeve is fixedly connected with the middle part of the bottom end of the middle edge. According to the tool bit, when the tool bit block is installed, the fixed rod is inserted into the slot, the tool bit block is clamped into the clamping slot, the straight rods on two sides are pushed inwards, the movable block is clamped into the fixed slot, finally the first spring presses the sleeve pipe downwards to limit the outward springing of the straight rods, the tool bit can be replaced by manually completing the disassembling and the installing, tools are not needed, the tool bit is more convenient and faster, the transition is performed by using the edge cutting edge at the joint of the cross cutting edge and the positioning tip, the cross cutting edge is more smooth when contacting with a machined part, and the tool bit is worth being widely popularized.

Description

Titanium alloy drilling tool suitable for machining

Technical Field

The utility model relates to the technical field of drill bits, in particular to a titanium alloy drilling tool suitable for machining.

Background

The titanium alloy is an alloy formed by adding other elements based on titanium element, and has the advantages of high strength, small density, good mechanical property, good toughness and corrosion resistance.

The tool bit of the titanium alloy drilling tool is firstly worn in the machining process, the drilling tool with the replaceable tool bit is available at present, but the tool bit is not convenient enough to disassemble and assemble due to the fact that tools are needed to replace the tool bit, and the joint of the positioning pointed end at the front end of most of the tools and the blade is not provided with excessive cutting edges, so that the tool cannot smoothly eat when contacting with a machined part.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a titanium alloy drilling tool suitable for machining.

In order to achieve the purpose, the utility model adopts the following technical scheme: a titanium alloy drilling tool suitable for machining comprises a drill rod and a fixed rod, wherein an upper edge is fixedly connected to the middle upper portion of the outer side of the drill rod, a lower edge is fixedly connected to the middle portion of the outer side of the drill rod, a sleeve is slidably connected to the drill rod between the lower edge and the upper edge, the upper end of the sleeve is fixedly connected with the middle bottom portion of the middle edge, a first spring is arranged on the drill rod between the middle edge and the upper edge, a slot is formed in the middle portion of the inner side of the drill rod, the upper end of the slot extends to the position where the lower edge leans on, the lower end of the slot penetrates through the bottom end of the drill rod, four clamping grooves are formed in the bottom portion of the outer side of the drill rod in the surrounding equidistance mode, sliding grooves are formed in the upper ends of the two sides of the slot, mounting grooves are formed in the drill rod at the outer end of the same side of the sliding grooves, blocking pieces are arranged in the mounting grooves, and the middle portions of the blocking pieces are fixedly connected with the middle portion of the straight rod, the outer end of straight-bar all runs through the drilling rod, the inner of straight-bar all runs through the spout and the middle part of fixed connection at the movable block of mounting groove until the homonymy, separation blade 20 all with the one end fixed connection of second spring, the other end of second spring fixed connection is the inner of the mounting groove of homonymy respectively, the position that the both sides of dead lever are close to the upper end all is provided with the fixed slot, the equal fixedly connected with cutter head piece in bottom of four sides of dead lever, the bottom fixedly connected with cross cutting edge of cutter head piece and dead lever, the bottom middle part fixedly connected with location tip of cross cutting edge, the equal fixedly connected with edge cutting edge in bottom middle part four sides of cross cutting edge, and the edge cutting edge all with location tip fixed connection.

As a further description of the above technical solution:

and the upper ends of the two sides of the drill rod are provided with fixing notches.

As a further description of the above technical solution:

and chip grooves are formed in the positions, between the clamping grooves, of the outer sides of the drill rods.

As a further description of the above technical solution:

the outer end of the side plane of the tool bit block is fixedly connected with a side cutting edge.

As a further description of the above technical solution:

the outer ends of the straight rods are provided with bull-eye wheels.

As a further description of the above technical solution:

the cutter head block is clamped with the clamping groove, and the movable block is clamped with the fixed groove.

As a further description of the above technical solution:

the fixed rod is connected with the slot in a sliding mode.

As a further description of the above technical solution:

the side cutting edges, the cross cutting edges, the edge cutting edges and the positioning pointed ends are made of titanium alloy materials.

The utility model has the following beneficial effects:

1. according to the tool bit, when the tool bit is replaced, the sleeve is pushed upwards, the second spring pushes the blocking piece and the straight rod outwards at the moment, the movable block is pulled out of the fixed groove, the tool bit block and the fixed rod can be taken out for replacement, the fixed rod is inserted into the slot when the tool bit block is installed, the tool bit block is clamped into the clamping groove, the straight rods on two sides are pushed inwards, the movable block is clamped into the fixed groove, the first spring presses the sleeve to limit the straight rod to bounce outwards, the tool bit can be replaced by disassembling and installing manually, tools are not needed, and the tool bit is more convenient and rapid to use.

2. According to the utility model, the transition is carried out by using the edge cutting edge at the joint of the cross cutting edge and the positioning tip, so that the cross cutting edge is more smoothly worn when contacting a workpiece, and the method is worthy of vigorous popularization.

Drawings

FIG. 1 is a schematic view of the overall structure of a titanium alloy drilling tool suitable for machining according to the present invention;

FIG. 2 is a structural exploded view of a titanium alloy drilling tool suitable for machining according to the present invention;

FIG. 3 is a partial cross-sectional view of a titanium alloy drilling tool suitable for machining in accordance with the present invention;

fig. 4 is a schematic structural diagram of a positioning tip of a titanium alloy drilling tool suitable for machining according to the present invention.

Illustration of the drawings:

1. a drill stem; 2. an upper edge; 3. a first spring; 4. a middle edge; 5. a sleeve; 6. a lower edge; 7. a fixing notch; 8. a cutter head block; 9. a side blade; 10. a cross blade; 11. fixing the rod; 12. fixing grooves; 13. a card slot; 14. a chip groove; 15. a slot; 16. a chute; 17. mounting grooves; 18. a movable block; 19. a second spring; 20. a baffle plate; 21. a bull's eye wheel; 22. a seamed edge blade; 23. positioning a pointed end; 24. a straight rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, 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 "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a titanium alloy drilling tool suitable for machining comprises a drill rod 1 and a fixed rod 11, wherein the middle upper part of the outer side of the drill rod 1 is fixedly connected with an upper edge 2, the middle part of the outer side of the drill rod 1 is fixedly connected with a lower edge 6, a sleeve 5 is slidably connected on the drill rod 1 between the lower edge 6 and the upper edge 2, the upper end of the sleeve 5 is fixedly connected with the middle bottom end of a middle edge 4, a first spring 3 is arranged on the drill rod 1 between the middle edge 4 and the upper edge 2, a slot 15 is arranged in the middle part of the inner side of the drill rod 1, the upper end of the slot 15 extends to the position close to the lower edge 6, the lower end of the slot 15 penetrates through the bottom end of the drill rod 1, sliding grooves 16 are arranged at the upper ends of two sides of the slots 15 of four clamping grooves 13 at equal intervals on the periphery of the bottom end of the outer side of the drill rod 1, mounting grooves 17 are arranged in the drill rod 1 at the outer end of the same side, and retaining pieces 20 are arranged in the mounting grooves 17, the middle parts of the baffle pieces 20 are fixedly connected with the middle part of a straight rod 24, the outer end of the straight rod 24 penetrates through the drill rod 1, the inner end of the straight rod 24 penetrates through a mounting groove 17 to a sliding groove 16 on the same side and is fixedly connected with the middle part of a movable block 18, the baffle pieces 20 are fixedly connected with one end of a second spring 19, the other end of the second spring 19 is fixedly connected with the inner end of the mounting groove 17 on the same side respectively, fixing grooves 12 are arranged at the positions, close to the upper ends, of two sides of a fixed rod 11, the bottom ends of four sides of the fixed rod 11 are fixedly connected with a cutter head block 8, the cutter head block 8 and the bottom end of the fixed rod 11 are fixedly connected with a cross cutter edge 10, a positioning tip 23 is fixedly connected with the middle part of the bottom end of the cross cutter edge 10, edge blades 22 are fixedly connected with four sides of the middle part of the bottom end of the cross cutter edge 10 and the positioning tip 23, transition is carried out by using the edge 22 at the joint of the cross cutter edge 10 and the positioning tip 23, let cross cutting edge 10 eat the sword when contacting the machined part more smoothly, at first upwards promote sleeve pipe 5 during the replacement tool bit, second spring 19 promotes separation blade 20 and straight-bar 24 to the outside this moment, take movable block 18 out from fixed slot 12, alright a tool bit piece 8 and dead lever 11 take out and replace, insert dead lever 11 in slot 15 during installation tool bit piece 8, let tool bit piece 8 card go into in draw-in groove 13, then inwards promote the straight-bar 24 of both sides, go into movable block 18 card in fixed slot 12, it can to let first spring 3 push down sleeve pipe 5 restriction straight-bar 24 outward bullet at last, dismantle during the replacement tool bit installation all accessible manual completion, need not with the help of the instrument, more convenient and fast.

The upper end of 1 both sides of drilling rod all is provided with fixed notch 7, be used for fixed drilling rod 1, restriction drilling rod 1 rotation, the position that the outside of drilling rod 1 is located between draw-in groove 13 all is provided with chip groove 14, the equal fixedly connected with side cutting edge 9 in 8 lateral plane's of tool bit piece outer end, straight-bar 24's outer end all is provided with bull's eye wheel 21, bull's eye wheel 21 is convenient for the outer end of straight-bar 24 and slides in the inboard of sleeve pipe 5, tool bit piece 8 and draw-in groove 13 block, movable block 18 and fixed slot 12 block, dead lever 11 and slot 15 sliding connection, side cutting edge 9, cross cutting edge 10, edge cutting edge 22 and location prong 23 are titanium alloy material.

The working principle is as follows: at first upwards promote sleeve pipe 5 during the replacement tool bit, second spring 19 promotes separation blade 20 and straight-bar 24 to the outside this moment, take movable block 18 out from fixed slot 12, alright piece tool bit piece 8 and dead lever 11 take out and replace, insert in slot 15 dead lever 11 during installation tool bit piece 8, let tool bit piece 8 block go into in draw-in groove 13, then inwards promote the straight-bar 24 of both sides, go into fixed slot 12 with movable block 18 card, it can to let first spring 3 push down sleeve pipe 5 restriction straight-bar 24 outward bullet at last, dismantle during the replacement tool bit and install all accessible manual completion, need not with the help of the instrument, more convenient and fast.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A titanium alloy drilling tool suitable for machining, includes drilling rod (1) and dead lever (11), its characterized in that: the drill rod structure is characterized in that an upper edge (2) is fixedly connected to the middle upper part of the outer side of the drill rod (1), a lower edge (6) is fixedly connected to the middle part of the outer side of the drill rod (1), a sleeve (5) is connected to the drill rod (1) between the lower edge (6) and the upper edge (2) in a sliding manner, the upper end of the sleeve (5) is fixedly connected to the middle bottom end of the middle edge (4), a first spring (3) is arranged on the drill rod (1) between the middle edge (4) and the upper edge (2), a slot (15) is arranged in the middle of the inner side of the drill rod (1), the upper end of the slot (15) extends to the position where the lower edge (6) is leaned on, the lower end of the slot (15) penetrates through the bottom end of the drill rod (1), four slots (13) are equidistantly arranged around the bottom end of the outer side of the drill rod (1), and sliding grooves (16) are arranged at the upper ends of the two sides of the slot (15), the drill rod (1) at the outer end of the same side of the sliding groove (16) is internally provided with a mounting groove (17), the mounting groove (17) is internally provided with a baffle (20), the middle part of the baffle (20) is fixedly connected with the middle part of a straight rod (24), the outer end of the straight rod (24) penetrates through the drill rod (1), the inner end of the straight rod (24) penetrates through the mounting groove (17) until the sliding groove (16) at the same side and is fixedly connected with the middle part of a movable block (18), the baffle (20) is fixedly connected with one end of a second spring (19), the other end of the second spring (19) is respectively and fixedly connected with the inner end of the mounting groove (17) at the same side, the positions of the two sides of the fixed rod (11) close to the upper end are respectively provided with a fixing groove (12), the bottoms of the four side edges of the fixed rod (11) are fixedly connected with a cutter head block (8), and the bottoms of the cutter head block (8) and the fixed rod (11) are fixedly connected with a cross-shaped cutting edge (10), the bottom middle part fixedly connected with location tip (23) of cross cutting edge (10), the equal fixedly connected with edge cutting edge (22) of bottom middle part four sides of cross cutting edge (10), and edge cutting edge (22) all with location tip (23) fixed connection.

2. A titanium alloy drilling tool adapted for machining according to claim 1, wherein: the upper ends of the two sides of the drill rod (1) are provided with fixing notches (7).

3. A titanium alloy drilling tool adapted for machining according to claim 1, wherein: and chip grooves (14) are formed in the positions, located between the clamping grooves (13), of the outer side of the drill rod (1).

4. A titanium alloy drilling tool adapted for machining according to claim 1, wherein: the outer end of the side plane of the cutter head block (8) is fixedly connected with a side cutting edge (9).

5. A titanium alloy drilling tool adapted for machining according to claim 1, wherein: the outer ends of the straight rods (24) are provided with bull-eye wheels (21).

6. A titanium alloy drilling tool adapted for machining according to claim 1, wherein: the cutter head block (8) is clamped with the clamping groove (13), and the movable block (18) is clamped with the fixed groove (12).

7. A titanium alloy drilling tool adapted for machining according to claim 1, wherein: the fixing rod (11) is connected with the slot (15) in a sliding mode.