CN217647564U

CN217647564U - Novel composite drilling tool for hole machining

Info

Publication number: CN217647564U
Application number: CN202220835925.8U
Authority: CN
Inventors: 陈里; 刘传金; 刘文举
Original assignee: Sichuan Tianhu Tools Manufacturing Co ltd
Current assignee: Sichuan Tianhu Tools Manufacturing Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-10-25
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a novel compound drilling tool for spot facing work, including the erection column, terminal surface fixedly connected with mount pad on the erection column, the inside of erection column lower extreme is provided with the spliced pole, two first screw holes have all been seted up to the lateral wall of erection column rear end, two second screw holes have all been seted up to the inner wall of erection column rear end, two third screw holes have all been seted up to the lateral wall of spliced pole, the lower terminal surface fixedly connected with handle of a knife of spliced pole, the outer wall of handle of a knife is provided with a plurality of guiding gutters, the lower extreme fixedly connected with drilling cutting edge of handle of a knife, the lower extreme fixedly connected with chamfer drill bit of drilling cutting edge. The utility model discloses a novel compound drilling tool for spot facing work, this drilling tool be convenient for staff's dismantlement and installation, the staff of being convenient for simultaneously to the cleaning work of handle of a knife, and the simultaneous machining quality is high, and machining efficiency is fast, and the practicality is strong.

Description

Novel composite drilling tool for hole machining

Technical Field

The utility model relates to a compound drilling tool technical field especially relates to a novel compound drilling tool for spot facing work.

Background

When a mechanical part is machined, orifice chamfering is generally carried out in hole machining, and at present, two machining modes are mainly adopted: the first kind is the drilling earlier, trade the chamfer sword again and carry out both ends drill way chamfer, the second kind is after drilling, carry out both ends drill way chamfer with portable chamfer sword machine, there is the problem of tool changing and secondary clamping in first kind of processing mode, not only production efficiency is low, and it is high to cause chamfer and the not concentric defective percentage of drilling easily, the second kind of processing mode carries out the chamfer with portable chamfer machine, its surface quality can not satisfy the requirement of high-quality product, the inconvenient phenomenon of dismantlement exists in current cutter simultaneously, for this reason, the urgent need carries out technical improvement.

The utility model discloses a compound tool for spot facing work, including the handle of a knife, the top fixed mounting of handle of a knife has processing equipment, the bottom fixedly connected with barrel of processing equipment, the bottom fixedly connected with blade body of handle of a knife, the inside swing joint of blade body and barrel, the mounting groove has all been seted up to the bottom of barrel left and right sides. This a compound cutting tool for spot facing work, through closing two laps, the elasticity that makes the first spring in both sides promotes the both sides pole cover downwards, make two horizontal poles slide downwards in the slide rail of two laps respectively, the cotton pad of clearance that makes the relative one end of both sides horizontal pole contacts with the both sides of the cutting edge body respectively, make the cutting edge body stretch out the back once more, two cotton pads of clearance can carry out the adhesion clearance to the piece on cutting edge body surface, the mode of manual dismantlement clearance has been replaced, thereby compound cutting tool's life has been improved, but this compound cutting tool machining efficiency is slow, reduce production efficiency easily, to above-mentioned problem, the utility model provides a novel compound drilling tool for spot facing work makes things convenient for people to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel composite drilling tool for hole machining.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a novel compound drilling cutter for spot facing work, includes the erection column, terminal surface fixedly connected with mount pad on the erection column, the inside of erection column lower extreme is provided with the spliced pole, two first screw holes have all been seted up to the lateral wall of erection column rear end, two second screw holes have all been seted up to the inner wall of erection column rear end, two third screw holes have all been seted up to the lateral wall of spliced pole, the lower terminal surface fixedly connected with handle of a knife of spliced pole, the outer wall of handle of a knife is provided with a plurality of guiding gutters, the lower extreme fixedly connected with drilling cutting edge of handle of a knife, the lower extreme fixedly connected with chamfer drill bit of drilling cutting edge.

As a further description of the above technical solution:

and the upper end of the mounting seat is provided with a mounting groove.

As a further description of the above technical solution:

the diversion trenches are uniformly distributed on the outer wall of the knife handle.

As a further description of the above technical solution:

the inner wall of erection column is provided with the internal thread, the outer wall of spliced pole is provided with the external screw thread, internal thread and external screw thread clearance fit.

As a further description of the above technical solution:

and the inner threads of the first threaded hole, the second threaded hole and the third threaded hole are connected with connecting bolts.

As a further description of the above technical solution:

the maximum cutting diameter of the chamfering bit is smaller than the drilling diameter of the drilling blade.

As a further description of the above technical solution:

the mounting post is made of stainless steel.

As a further description of the above technical solution:

and the chamfer bit and the drilling blade are made of alloy materials.

The utility model discloses following beneficial effect has:

1. the utility model provides a novel compound drilling tool for spot facing work compares current compound drilling tool, this compound drilling tool is through being provided with chamfer drill bit and drilling cutting edge, at this drilling tool during operation, at first can carry out the chamfer processing with the product earlier through the chamfer drill bit, the hole that rethread drilling cutting edge was accomplished to the chamfer is processed, the realization targets in place one step to through-hole processing, thereby the numerous and diverse process of frequent tool changing has been avoided, thereby work efficiency is improved, errors are reduced, and the processing quality is improved.

2. The utility model provides a novel compound drilling cutter for spot facing work compares current compound drilling cutter, and this compound drilling cutter is through being provided with erection column and spliced pole, and when the cutter machining product ended, there was a large amount of processing waste materials in the surface of cutter, at this moment through dismantling spliced pole and erection column, can make things convenient for the staff to the clearance work to handle of a knife, drilling cutting edge and chamfer drill bit to brought the facility for the staff.

3. The utility model provides a novel compound drilling cutter for spot facing work compares current compound drilling cutter, and this compound drilling cutter can produce the heat in the course of working of drilling cutter to the product through being provided with the guiding gutter, at this moment can carry out the water conservancy diversion work with spraying at the coolant liquid of handle of a knife outer wall through the guiding gutter to improve the availability factor of coolant liquid, reduced manufacturing cost.

Drawings

Fig. 1 is a partial front sectional view of a novel composite drilling tool for hole machining according to the present invention;

fig. 2 is a partial isometric view of a novel composite drilling tool mounting post for hole machining according to the present invention;

fig. 3 is a partial axial side view of the tool holder and the connecting column of the novel composite drilling tool for hole machining according to the present invention;

fig. 4 is the utility model provides a novel compound drilling tool handle of a knife and the cross-sectional view of guiding gutter for spot facing work.

Illustration of the drawings:

1. mounting a column; 2. a mounting seat; 3. mounting grooves; 4. connecting columns; 5. a knife handle; 6. a diversion trench; 7. drilling a cutting edge; 8. chamfering the drill bit; 9. an internal thread; 10. an external thread; 11. a first threaded hole; 12. a second threaded hole; 13. a third threaded hole; 14. and connecting the bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

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 simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific 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 meaning 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, the present invention provides an embodiment: the utility model provides a novel compound drilling tool for spot facing work, including

erection column

1, 1 up end fixedly connected with mount pad 2 of erection column, the inside of 1 lower extreme of erection column is provided with spliced pole 4, two first screw holes 11 have all been seted up to the lateral wall of 1 rear end of erection column, two second screw holes 12 have all been seted up to the inner wall of 1 rear end of erection column, two third screw holes 13 have all been seted up to the lateral wall of spliced pole 4, the lower terminal surface fixedly connected with handle of a knife 5 of spliced pole 4, the outer wall of handle of a knife 5 is provided with a plurality of guiding gutter 6, the lower extreme fixedly connected with drilling cutting edge 7 of handle of a knife 5, the lower extreme fixedly connected with chamfer drill bit 8 of drilling cutting edge 7, when this drilling tool is worked, at first, can carry out the chamfer processing with the product earlier through chamfer drill bit 8, rethread drilling cutting edge 7 processes the hole of having finished the chamfer, the realization targets in place to one step of through-hole processing, thereby frequent tool changing has been avoided, thereby work efficiency has been improved, the error is reduced, and machining quality has been improved.

Mounting groove 3 has been seted up to the upper end of mount pad 2, guiding gutter 6 evenly distributed is at the outer wall of handle of a knife 5, the inner wall of erection column 1 is provided with internal thread 9, the outer wall of erection column 4 is provided with external screw thread 10, internal thread 9 and external screw thread 10 clearance fit, first screw hole 11, second screw hole 12 and the inside threaded connection of third screw hole 13 have connecting bolt 14, the maximum cutting diameter of chamfer drill bit 8 is less than the drilling diameter of drilling cutting edge 7, erection column 1 uses stainless steel material, chamfer drill bit 8 all uses alloy material with drilling cutting edge 7, fix through connecting bolt 14 through making erection column 1 and spliced pole 4 at first carry out threaded connection, make spliced pole 4 be connected with erection column 1 more reliable and stable.

The working principle is as follows: at this drilling cutter during operation, at first can carry out the chamfer processing with the product earlier through chamfer drill bit 8, rethread drilling sword 7 is processed the hole of accomplishing the chamfer, the realization targets in place to one step of through-hole processing, thereby the numerous and diverse process of frequent tool changing has been avoided, thereby work efficiency is improved, the error is reduced, the machining quality is improved, when cutter machining product ends, there is a large amount of processing waste in the surface of cutter, at this moment, through dismantling spliced pole 4 and erection column 1, can make things convenient for the staff to handle of a knife 5, the clearance work of drilling sword 7 and chamfer drill bit 8, thereby brought the facility for the staff.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A novel compound drilling cutter for spot facing work, includes erection column (1), its characterized in that: mounting column (1) up end fixedly connected with mount pad (2), inside of mounting column (1) lower extreme is provided with spliced pole (4), two first screw holes (11) have all been seted up to the lateral wall of mounting column (1) rear end, two second screw holes (12) have all been seted up to the inner wall of mounting column (1) rear end, two third screw holes (13) have all been seted up to the lateral wall of spliced pole (4), the lower terminal surface fixedly connected with handle of a knife (5) of spliced pole (4), the outer wall of handle of a knife (5) is provided with a plurality of guiding gutters (6), the lower extreme fixedly connected with drilling cutting edge (7) of handle of a knife (5), the lower extreme fixedly connected with chamfer drill bit (8) of drilling cutting edge (7).

2. A novel composite drilling tool for hole machining according to claim 1, characterized in that: and the upper end of the mounting seat (2) is provided with a mounting groove (3).

3. The new composite drilling tool for hole machining according to claim 1, characterized in that: the flow guide grooves (6) are uniformly distributed on the outer wall of the knife handle (5).

4. The new composite drilling tool for hole machining according to claim 1, characterized in that: the inner wall of erection column (1) is provided with internal thread (9), the outer wall of spliced pole (4) is provided with external screw thread (10), internal thread (9) and external screw thread (10) clearance fit.

5. A novel composite drilling tool for hole machining according to claim 1, characterized in that: and connecting bolts (14) are connected with the inner threads of the first threaded hole (11), the second threaded hole (12) and the third threaded hole (13).

6. The new composite drilling tool for hole machining according to claim 1, characterized in that: the maximum cutting diameter of the chamfering drill bit (8) is smaller than the drilling diameter of the drilling blade (7).

7. A novel composite drilling tool for hole machining according to claim 1, characterized in that: the mounting column (1) is made of stainless steel materials.

8. The new composite drilling tool for hole machining according to claim 1, characterized in that: the chamfering drill bit (8) and the drilling blade (7) both use alloy materials.