CN216226963U

CN216226963U - Novel multifunctional boring cutter

Info

Publication number: CN216226963U
Application number: CN202122136201.2U
Authority: CN
Inventors: 刘增强; 王亚最; 董魏鹏
Original assignee: Ningbo Vanke Precision Tools Co ltd
Current assignee: Ningbo Vanke Precision Tools Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-04-08
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a novel multifunctional boring cutter, which comprises a connecting shaft, a cutter handle and a cutter rod, wherein the bottom end of the connecting shaft is fixedly provided with the cutter handle, the interior of the cutter handle is provided with an internal thread groove, the interior of the internal thread groove is in threaded connection with an external thread rod, the bottom end of the external thread rod is fixedly connected with the cutter rod, the middle part of the cutter rod is sequentially provided with two mounting grooves from top to bottom, the inner sides of the two mounting grooves are respectively clamped with a mounting rod, one end of each mounting rod is fixedly provided with a second cutter head, the two sides of the bottom end of the outer wall of the cutter rod are respectively provided with a cutter mounting seat through fixing bolt threads, and the interior of the cutter handle is fixedly provided with an injection mechanism. The cutting fluid injection mechanism is easy to replace, the cutting fluid injection mechanism is arranged, the cutting fluid is convenient to inject, and the processing quality is improved.

Description

Novel multifunctional boring cutter

Technical Field

The utility model relates to the technical field of boring cutters, in particular to a novel multifunctional boring cutter.

Background

The boring cutter is one kind of boring cutter, generally a round handle, and a square cutter rod is also used for a larger workpiece, and the most common occasions are inner hole processing, hole expanding, profiling and the like. Tools with one or two cutting parts, specially adapted for roughing, semi-finishing or finishing existing holes. The boring tool may be used on a boring machine, a lathe or a milling machine. In order to meet the requirements of various hole diameters and hole depths and reduce the variety and specification of the boring cutter, the boring bar and the cutter head are designed into a serialized base piece-module. When in use, the proper modules can be selected according to the requirements of workpieces to be spliced into various boring cutters, thereby simplifying the design and manufacture of the cutters.

Current boring cutter, most simple structure, inconvenient use to add man-hour to different aperture limit work pieces, need change whole cutter, inconvenient carrying on quick replacement, influenced work efficiency, simultaneously, current boring cutter, the function singleness is inconvenient processes the many places of work piece simultaneously, has influenced processingquality, the inside of boring cutter also lacks the structure of pouring into the cutting fluid into, practicality and durability have and treat the improvement.

Disclosure of Invention

The utility model aims to provide a novel multifunctional boring cutter, which aims to solve the problems that most of the existing boring cutters proposed in the background technology are simple in structure and inconvenient to use, the whole cutter needs to be replaced when workpieces with different apertures are machined, the replacement is inconvenient, the work efficiency is influenced, meanwhile, the existing boring cutters are single in function and inconvenient to machine multiple parts of the workpieces, the machining quality is influenced, the structures for injecting cutting fluid are also lacked in the interior of the boring cutters, and the practicability and the durability are to be improved.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel multifunctional boring cutter comprises a connecting shaft, a cutter handle, a cutter rod and a cutter mounting seat, wherein the bottom end of the connecting shaft is fixedly provided with the cutter handle, an inner thread groove is formed in the cutter handle, an outer thread rod is connected to the inner thread of the inner thread groove in a threaded manner, the bottom end of the outer thread rod is fixedly connected with the cutter rod, two mounting grooves are sequentially formed in the middle of the cutter rod from top to bottom, mounting rods are clamped on the inner sides of the two mounting grooves, a second cutter head is fixedly mounted at one end of each mounting rod, the cutter mounting seat is mounted on each of the two sides of the bottom end of the outer wall of the cutter rod through a fixing bolt in a threaded manner, a first cutter head is mounted at the bottom of each cutter mounting seat in a threaded manner, an injection mechanism is fixedly mounted in the cutter handle, and comprises an injection pipeline, a shunt pipeline, two outflow pipelines and two injection ports, the injection pipeline is arranged in the middle of the connecting shaft, the shunt pipeline is arranged at the bottom of the connecting shaft, the outflow pipelines are conveniently and vertically arranged on two sides of the inner wall of the knife handle, and the jet orifices are respectively arranged at the bottom ends of two sides of the outer wall of the knife handle.

As a preferred technical scheme of the utility model, a plurality of reinforcing ribs are arranged on the outer wall pipeline of the knife handle.

As a preferred technical solution of the present invention, the bottom end of the injection pipeline is fixedly communicated with the middle of the top end of the diversion pipeline, two sides of the bottom end of the diversion pipeline are respectively fixedly communicated with the top ends of the two outer flow pipelines, and the bottom ends of the two outer flow pipelines are respectively fixedly communicated with the two injection ports.

In a preferred embodiment of the present invention, a cushion pad is bonded to a tip of the male screw rod.

As a preferred technical scheme of the utility model, the bottom of the inner wall of the internal thread groove is fixedly provided with a limiting ring.

As a preferred technical scheme, two first adjusting bolts are sequentially and fixedly installed in the middle of the front face of the cutter handle, and a plurality of second adjusting bolts are sequentially and fixedly installed in the middle of the front face of the cutter rod.

As a preferable technical scheme of the utility model, the surface of the connecting shaft, the surface of the cutter handle and the surface of the cutter bar are coated with polyurethane anticorrosive coatings.

Compared with the prior art, the utility model has the beneficial effects that:

1. the outer threaded rod is connected with the inner threaded groove in a matched mode, the cutter handle and the cutter bar can be vertically adjusted, workpieces with different depths can be conveniently machined by the boring cutter, the multiple groups of cutter heads are arranged on the cutter bar, the extending length of the cutter heads is convenient to adjust, the boring cutter can machine the workpieces with different sizes, multiple parts of the workpieces can be machined simultaneously, and machining efficiency and machining quality are greatly improved.

2. Set up injection mechanism, pour into the cutting fluid into through the injection pipe, the cutting fluid gets into two outflow pipelines through the reposition of redundant personnel pipeline, is spouted the workpiece surface by the jet at last, can improve by the roughness of machined surface, prevents the burr, prevents blade wearing and tearing simultaneously, improves cutter life-span and processingquality.

3. The tool bit is convenient to detach, easy to maintain and replace, and brings great convenience to workers.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

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

fig. 4 is a structural view of the injection mechanism of the present invention.

In the figure: 1. a connecting shaft; 2. a knife handle; 3. a cutter bar; 4. a tool mounting seat; 5. a first cutter head; 6. a first adjusting bolt; 7. a second adjusting bolt; 8. reinforcing ribs; 9. fixing the bolt; 10. mounting a rod; 11. a second cutter head; 12. mounting grooves; 13. an externally threaded rod; 14. an injection mechanism; 15. a cushion pad; 16. an internal thread groove; 17. an injection pipe; 18. a diversion pipeline; 19. an outflow conduit; 20. an ejection port; 21. a limit ring.

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.

Referring to fig. 1-4, the utility model provides a novel multifunctional boring cutter, which comprises a connecting shaft 1, a cutter handle 2, a cutter rod 3 and a cutter mounting seat 4, wherein the cutter handle 2 is fixedly mounted at the bottom end of the connecting shaft 1, an inner thread groove 16 is formed in the cutter handle 2, an outer thread rod 13 is connected with the inner thread of the inner thread groove 16 in a threaded manner, the cutter rod 3 is fixedly connected with the bottom end of the outer thread rod 13, two mounting grooves 12 are sequentially formed in the middle of the cutter rod 3 from top to bottom, mounting rods 10 are clamped in the inner sides of the two mounting grooves 12, a second cutter head 11 is fixedly mounted at one end of each of the two mounting rods 10, the cutter mounting seats 4 are respectively mounted at two sides of the bottom end of the outer wall of the cutter rod 3 in a threaded manner through fixing bolts 9, first cutter heads 5 are respectively mounted at the bottoms of the two cutter mounting seats 4 in a threaded manner, an injection mechanism 14 is fixedly mounted in the cutter handle 2, and the injection mechanism 14 comprises an injection pipeline 17, A reposition of redundant personnel pipeline 18, two outflow pipelines 19 and two injection orifices 20, injection pipe 17 is seted up in the middle part of connecting axle 1, and reposition of redundant personnel pipeline 18 is seted up in the bottom of connecting axle 1, and two outflow pipelines 19 make things convenient for vertically to set up in the both sides of 2 inner walls of handle of a knife, and the bottom of 2 outer wall both sides of handle of a knife is respectively seted up to two injection orifices 20.

Preferably, the outer wall pipeline of the knife handle 2 is provided with a plurality of reinforcing ribs 8, so that the use strength of the knife handle 2 can be improved.

Preferably, the bottom of the injection pipeline 17 is fixedly communicated with the middle of the top of the shunt pipeline 18, the two sides of the bottom of the shunt pipeline 18 are fixedly communicated with the top of the two outflow pipelines 19 respectively, the bottom of the two outflow pipelines 19 are fixedly communicated with the two injection ports 20 respectively, cutting fluid is injected through the injection pipeline 17, the cutting fluid enters the two outflow pipelines 19 through the shunt pipeline 18 and is finally sprayed out through the injection ports 20, the roughness of the processed surface can be improved, burrs are prevented, meanwhile, the abrasion of blades is prevented, the service life of a cutter is prolonged, and the processing quality of the cutter is improved.

Preferably, a cushion 15 is adhered to the tip of the male screw 13 to reduce the pressure between the male screw 13 and the female screw 16.

Preferably, a limiting ring 21 is fixedly mounted at the bottom of the inner wall of the inner thread groove 16, and can limit the vertical position of the outer threaded rod 13.

Preferably, two first adjusting bolts 6 are sequentially and fixedly mounted in the middle of the front surface of the tool holder 2, a plurality of second adjusting bolts 7 are sequentially and fixedly mounted in the middle of the front surface of the tool bar 3, and the tool bar 3 and the mounting rod 10 can be adjusted and fixed through the first adjusting bolts 6 and the second adjusting bolts 7 respectively.

Preferably, the surface of the connecting shaft 1, the surface of the cutter handle 2 and the surface of the cutter bar 3 are coated with polyurethane anticorrosive coatings, so that the anticorrosive performance of the boring cutter can be improved, and the service life of the boring cutter can be prolonged.

When the novel multifunctional boring cutter is used in detail, a main body of the boring cutter is formed by the cutter handle 2 and the cutter bar 3, the cutter handle 2 is provided with the connecting shaft 1 which can be connected with processing equipment, the cutter handle 2 and the cutter bar 3 are connected by matching the external thread rod 13 and the internal thread groove 16, the length of the cutter bar 3 can be adjusted in a threaded manner, workpieces with different depths can be conveniently processed by the boring cutter, the boring cutter can be limited by the limiting ring 21 on the internal thread groove 16 to prevent the cutter bar 3 from sliding off, the external thread rod 13 can be fixed by the first adjusting bolt 6, so that the cutter bar 3 is fixed, the cutter handle 2 is provided with the reinforcing rib 8, the use strength of the boring cutter can be further improved, the external thread rod 13 is provided with the buffer cushion 15 to reduce the pressure between the external thread rod 13 and the internal thread groove 16, the cutter bar 3 is provided with two groups of second cutter heads 11, the mounting rod 10 is inserted and installed through the mounting groove 12, the mounting rod 10 is connected with the second tool bit 11, the mounting rod 10 can be fixed through the second adjusting bolt 7, and the second tool bit 11 is further fixed, so that the adjustment of the extension length of the second tool bit 11 is realized, the boring cutter can process workpieces with different sizes, meanwhile, the bottom of the cutter bar 3 is connected with the first tool bit 5 through the cutter mounting seat 4, the use convenience of the boring cutter is further improved, multiple parts of the workpiece can be processed simultaneously through the arrangement of multiple groups of tool bits, the processing efficiency and the processing quality are greatly improved, the first tool bit 5 and the second tool bit 11 are both convenient to disassemble and easy to maintain and replace, great convenience is brought to working personnel, an anti-corrosion coating is coated on the surface of the boring cutter, the anti-corrosion performance and the service life of the boring cutter are further improved, an injection mechanism 14 is arranged inside the boring cutter, cutting fluid is injected through an injection pipeline 17, the cutting fluid enters the two outflow pipelines 19 through the two ends of the shunt pipeline 18 and is finally sprayed out from the spray opening 20 close to the surface of the workpiece to be machined, so that the roughness of the machined surface can be improved, burrs are prevented, meanwhile, the abrasion of a tool bit is prevented, and the service life and the machining quality of the tool are improved.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a novel multi-functional boring cutter, includes connecting axle (1), handle of a knife (2), cutter arbor (3) and cutter mount pad (4), its characterized in that: the bottom end of the connecting shaft (1) is fixedly provided with a cutter handle (2), an internal thread groove (16) is formed in the cutter handle (2), an external thread rod (13) is connected to the internal thread of the internal thread groove (16), a cutter bar (3) is fixedly connected to the bottom end of the external thread rod (13), two mounting grooves (12) are sequentially formed in the middle of the cutter bar (3) from top to bottom, mounting rods (10) are clamped on the inner sides of the two mounting grooves (12), a second cutter head (11) is fixedly mounted at one end of each of the two mounting rods (10), cutter mounting seats (4) are mounted on the two sides of the bottom end of the outer wall of the cutter bar (3) through fixing bolts (9) in a threaded manner, a first cutter head (5) is mounted at the bottom of each of the cutter mounting seats (4) in a threaded manner, and an injection mechanism (14) is fixedly mounted in the cutter handle (2), the injection mechanism (14) comprises an injection pipeline (17), a shunt pipeline (18), two outflow pipelines (19) and two injection ports (20), the middle of the connecting shaft (1) is arranged in the injection pipeline (17), the bottom of the connecting shaft (1) is arranged in the shunt pipeline (18), the outflow pipelines (19) are conveniently and vertically arranged on two sides of the inner wall of the knife handle (2), and the injection ports (20) are arranged at the bottom ends of two sides of the outer wall of the knife handle (2) respectively.

2. The novel multifunctional boring cutter as claimed in claim 1, wherein: the outer wall pipeline of the knife handle (2) is provided with a plurality of reinforcing ribs (8).

3. The novel multifunctional boring cutter as claimed in claim 1, wherein: the bottom of injection pipeline (17) and the fixed intercommunication in middle part on reposition of redundant personnel pipeline (18) top, the both sides of reposition of redundant personnel pipeline (18) bottom are fixed the intercommunication respectively with the top of two outflow pipelines (19), two the bottom of outflow pipeline (19) is fixed the intercommunication with two injection ports (20) respectively.

4. The novel multifunctional boring cutter as claimed in claim 1, wherein: the top end of the external thread rod (13) is bonded with a buffer pad (15).

5. The novel multifunctional boring cutter as claimed in claim 1, wherein: and a limiting ring (21) is fixedly arranged at the bottom of the inner wall of the inner thread groove (16).

6. The novel multifunctional boring cutter as claimed in claim 1, wherein: the cutter is characterized in that two first adjusting bolts (6) are sequentially and fixedly mounted in the middle of the front of the cutter handle (2), and a plurality of second adjusting bolts (7) are sequentially and fixedly mounted in the middle of the front of the cutter bar (3).

7. The novel multifunctional boring cutter as claimed in claim 1, wherein: and polyurethane anticorrosive coatings are respectively coated on the surface of the connecting shaft (1), the surface of the cutter handle (2) and the surface of the cutter bar (3).