CN213195680U

CN213195680U - Corrosion-resistant boring cutter for machining precision hole

Info

Publication number: CN213195680U
Application number: CN202021837647.7U
Authority: CN
Inventors: 姚茂琴
Original assignee: Dongguan Chang Ye Tool Co ltd
Current assignee: Dongguan Chang Ye Tool Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-14
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a corrosion-resistant boring cutter for processing precise holes, which comprises a cutter handle, a connecting cutter rod and a cutter, wherein one end of the connecting cutter rod is provided with the cutter handle, the other end of the connecting cutter rod is provided with the cutter, one end of a connecting disc is provided with a main core hole, the connecting disc is in threaded connection with the connecting cutter rod through the main core hole, meanwhile, the outer surface of the cutter holder is provided with a groove, the connecting cutter rod is movably connected with the cutter holder through a locking bolt, the whole body adopts an assembled type, when the local part of the connecting cutter rod is damaged, the local part can be replaced, the maintenance cost is reduced, the outer surface of the cutter head is provided with a protective layer A, one end of the cutter head is fixedly provided with a drill bit, the outer surface of the drill bit is provided with a protective layer B, the protective layer A is, the service life of the cutter head can be prolonged, the replacement frequency is reduced, the tungsten steel is hard, and the number of times of tip breakage of the drill bit can be reduced.

Description

Corrosion-resistant boring cutter for machining precision hole

Technical Field

The utility model relates to a lathe cutter technical field specifically is a corrosion-resistant boring cutter of precision hole processing usefulness.

Background

The boring cutter is one kind of boring cutter, generally round handle, and has also larger workpiece square cutter bar, the most common places are inner hole processing, hole enlarging, profiling, etc. the boring cutter has one or two cutting parts, is specially used for rough machining, semi-finishing or finishing existing hole, and may be used in boring machine, lathe or milling machine.

The current boring cutters are unified and integrated, when a certain local part is damaged, the whole part needs to be replaced, the replacement cost is high, and then the produced cuttings can burst out in the working process of the boring cutters, so that the boring cutters have certain danger to workers and are poor in integral corrosion resistance.

Aiming at the problems, the prior device is improved, and the corrosion-resistant boring cutter for processing the precise hole is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a corrosion-resistant boring cutter of precision hole processing usefulness adopts this device to work to it is higher to have solved cost of maintenance among the prior art, and factor of safety is lower, the relatively poor problem of corrosion resistance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a corrosion-resistant boring cutter of precision hole processing usefulness, includes the handle of a knife, connects cutter arbor and cutter, and the one end of connecting the cutter arbor is provided with the handle of a knife, and the other end of connecting the cutter arbor is provided with the cutter, the handle of a knife is including a awl section of thick bamboo, mounting disc and connection pad, and the one end of mounting disc is provided with a awl section of thick bamboo, and the other end of mounting disc is provided with the connection pad, connects the cutter arbor and includes the sleeve, threaded connection head, screw hole A, jack and screw hole B, connects the sleeve that has cup jointed in appearance of cutter arbor, and the one end of connecting the cutter arbor is provided with the threaded connection head, is provided with screw hole A and screw hole.

Preferably, a connecting hole is formed in one end of the conical cylinder, the cutter handle is connected with a machine tool through the connecting hole, a clamping groove is formed in the outer surface of the mounting disc, a main core hole is formed in one end of the connecting disc, a magnetic sheet is arranged on the outer surface of the connecting disc, the main core hole is formed in the center of the connecting disc, and the connecting disc is in threaded connection with the connecting cutter rod through the main core hole.

Preferably, a fixing bolt is arranged on the outer surface of the sleeve, a protective cover is fixedly arranged at one end of the sleeve, and the sleeve is movably connected with the connecting cutter rod through the fixing bolt.

Preferably, a groove is formed in the outer surface of the cutter holder, a protective layer A is arranged on the outer surface of the cutter head, a drill bit is fixedly mounted at one end of the cutter head, a protective layer B is arranged on the outer surface of the drill bit, a locking bolt is arranged inside the threaded hole B, and the connecting cutter rod is movably connected with the cutter holder through the locking bolt.

Preferably, the protective layer a is a member made of a nickel-based alloy material, and the protective layer B is a member made of a tungsten steel material.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this corrosion-resistant boring cutter of precision spot facing work usefulness, one end at the connection pad is provided with main core hole, be provided with the magnetic sheet on the surface of connection pad, main core hole sets up the central authorities at the connection pad, the connection pad passes through main core hole and is connected cutter arbor threaded connection, be provided with the recess on the surface of blade holder simultaneously, it passes through locking bolt and blade holder swing joint to connect the cutter arbor, wholly adopt the pin-connected panel, when wherein local when taking place to damage, can carry out local change, reduce cost of maintenance, the magnetic sheet has good magnetism adsorptivity simultaneously, it is difficult for taking place the obscission to connect the cutter arbor.

2. This corrosion-resistant boring cutter of precision spot facing work usefulness is provided with the gim peg on telescopic surface, telescopic one end fixed mounting has the safety cover, and the sleeve passes through the gim peg and is connected cutter arbor swing joint, and when being in operating condition, the safety cover can prevent that impurity such as iron fillings from bursting out, improves staff's operational environment's security, reduces accident's emergence.

3. This corrosion-resistant boring cutter of precision spot facing work usefulness is provided with protective layer A on the surface of tool bit, and the one end fixed mounting of tool bit has the drill bit, is provided with protective layer B on the surface of drill bit, and protective layer A is the component that a nickel base alloy material made, and protective layer B is the component that a tungsten steel material made, and wherein nickel base alloy has good corrosion resistance, can improve the life of tool bit, reduces the change frequency, and tungsten steel material is comparatively hard, can reduce the disconnected point number of times of drill bit.

Drawings

FIG. 1 is a schematic view of the overall structure of a corrosion-resistant boring tool for machining a precision hole according to the present invention;

FIG. 2 is a schematic view of the split structure of the corrosion-resistant boring tool for machining precision holes of the present invention;

FIG. 3 is a schematic view of the structure of the knife handle of the present invention;

FIG. 4 is a schematic view of the connecting cutter bar structure of the present invention;

fig. 5 is a schematic view of the cutter structure of the present invention.

In the figure: 1. a knife handle; 11. a conical cylinder; 111. connecting holes; 12. mounting a disc; 121. a card slot; 13. a connecting disc; 131. a primary core bore; 132. a magnetic sheet; 2. connecting the cutter bar; 21. a sleeve; 211. a fixing bolt; 212. a protective cover; 22. a threaded connector; 23. a threaded hole A; 24. a jack; 25. a threaded hole B; 251. locking the bolt; 3. a cutter; 31. a tool apron; 311. a groove; 32. a cutter head; 321. a protective layer A; 322. a drill bit; 3221. and a protective layer B.

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.

Referring to fig. 1-5, a corrosion-resistant boring cutter for machining a precision hole includes a cutter handle 1, a connecting cutter bar 2 and a cutter 3, one end of the connecting cutter bar 2 is provided with the cutter handle 1, the other end of the connecting cutter bar 2 is provided with the cutter 3, the cutter handle 1 includes a taper tube 11, a mounting disc 12 and a connecting disc 13, one end of the mounting disc 12 is provided with the taper tube 11, the other end of the mounting disc 12 is provided with the connecting disc 13, the connecting cutter bar 2 includes a sleeve 21, a threaded connector 22, a threaded hole a23, a jack 24 and a threaded hole B25, the sleeve 21 is sleeved on the exterior of the connecting cutter bar 2, one end of the connecting cutter bar 2 is provided with the threaded connector 22, the outer surface of the connecting cutter bar 2 is provided with a threaded hole a23 and a threaded hole B25, the other end of the connecting cutter bar 2 is provided with.

Referring to fig. 2 and 3, a connecting hole 111 is formed at one end of the conical cylinder 11, the tool shank 1 is connected to a machine tool through the connecting hole 111, a clamping groove 121 is formed in the outer surface of the mounting plate 12, a main core hole 131 is formed at one end of the connecting plate 13, a magnetic sheet 132 is arranged on the outer surface of the connecting plate 13, the main core hole 131 is formed in the center of the connecting plate 13, the connecting plate 13 is in threaded connection with the connecting tool bar 2 through the main core hole 131, a fixing bolt 211 is arranged on the outer surface of the sleeve 21, a protective cover 212 is fixedly mounted at one end of the sleeve 21, and the sleeve 21 is movably connected with.

Referring to fig. 4 and 5, a groove 311 is formed in an outer surface of the tool holder 31, a protective layer a321 is formed in an outer surface of the tool bit 32, a drill 322 is fixedly mounted at one end of the tool bit 32, a protective layer B3221 is formed in an outer surface of the drill 322, a locking bolt 251 is disposed inside the threaded hole B25, the connecting tool bar 2 is movably connected with the tool holder 31 through the locking bolt 251, the protective layer a321 is a member made of a nickel-based alloy material, and the protective layer B3221 is a member made of a tungsten steel material.

In summary, the following steps: the corrosion-resistant boring cutter for processing the precise hole is characterized in that one end of a connecting cutter rod 2 is provided with a cutter handle 1, the other end of the connecting cutter rod 2 is provided with a cutter 3, one end of a mounting disc 12 is provided with a conical cylinder 11, the other end of the mounting disc 12 is provided with a connecting disc 13, the exterior of the connecting cutter rod 2 is sleeved with a sleeve 21, the exterior surface of the sleeve 21 is provided with a fixing bolt 211, one end of the sleeve 21 is fixedly provided with a protective cover 212, the sleeve 21 is movably connected with the connecting cutter rod 2 through the fixing bolt 211, when the connecting cutter rod is in a working state, the protective cover 212 can prevent impurities such as scrap iron and the like from bursting out, the safety of the working environment of a worker is improved, the occurrence of accidents is reduced, one end of the connecting cutter rod 2 is provided with a threaded connector 22, the exterior surface of the connecting cutter rod 2 is provided with a, the outer surface of the cutter head 32 is provided with a protective layer A321, one end of the cutter head 32 is fixedly provided with a drill 322, the outer surface of the drill 322 is provided with a protective layer B3221, the protective layer A321 is a component made of a nickel-based alloy material, the protective layer B3221 is a component made of a tungsten steel material, the nickel-based alloy has good corrosion resistance, the service life of the cutter head 32 can be prolonged, the replacement frequency is reduced, the tungsten steel material is hard, the number of times of tip breakage of the drill 322 can be reduced, one end of the connecting disc 13 is provided with a main core hole 131, the outer surface of the connecting disc 13 is provided with a magnetic sheet 132, the main core hole 131 is arranged in the center of the connecting disc 13, the connecting disc 13 is in threaded connection with the connecting cutter bar 2 through the main core hole 131, meanwhile, the outer surface of the cutter bar 31 is provided with a groove 311, the connecting cutter bar 2, can carry out local change, reduce cost of maintenance, magnetic sheet 132 has good magnetism adsorptivity simultaneously, connects the difficult emergence phenomenon of droing of cutter arbor 2.

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. The utility model provides a corrosion-resistant boring cutter of precision spot facing work usefulness, includes handle of a knife (1), connects cutter arbor (2) and cutter (3), and the one end of connecting cutter arbor (2) is provided with handle of a knife (1), and the other end of connecting cutter arbor (2) is provided with cutter (3), its characterized in that: the cutter handle (1) comprises a conical barrel (11), a mounting disc (12) and a connecting disc (13), wherein the conical barrel (11) is arranged at one end of the mounting disc (12), and the connecting disc (13) is arranged at the other end of the mounting disc (12);

the connecting cutter bar (2) comprises a sleeve (21), a threaded connector (22), a threaded hole A (23), an inserting hole (24) and a threaded hole B (25), the sleeve (21) is sleeved on the outer surface of the connecting cutter bar (2), the threaded connector (22) is arranged at one end of the connecting cutter bar (2), the threaded hole A (23) and the threaded hole B (25) are arranged on the outer surface of the connecting cutter bar (2), and the inserting hole (24) is arranged at the other end of the connecting cutter bar (2);

the cutter (3) comprises a cutter holder (31) and a cutter head (32), and the cutter head (32) is fixedly mounted at one end of the cutter holder (31).

2. The corrosion-resistant boring tool for precision hole machining according to claim 1, characterized in that: connecting holes (111) are formed in one end of the conical barrel (11), the cutter handle (1) is connected with a machine tool through the connecting holes (111), clamping grooves (121) are formed in the outer surface of the mounting disc (12), a main core hole (131) is formed in one end of the connecting disc (13), magnetic sheets (132) are arranged on the outer surface of the connecting disc (13), the main core hole (131) is formed in the center of the connecting disc (13), and the connecting disc (13) is in threaded connection with the connecting cutter rod (2) through the main core hole (131).

3. The corrosion-resistant boring tool for precision hole machining according to claim 1, characterized in that: the outer surface of the sleeve (21) is provided with a fixed bolt (211), one end of the sleeve (21) is fixedly provided with a protective cover (212), and the sleeve (21) is movably connected with the connecting cutter bar (2) through the fixed bolt (211).

4. The corrosion-resistant boring tool for precision hole machining according to claim 1, characterized in that: the outer surface of the cutter holder (31) is provided with a groove (311), the outer surface of the cutter head (32) is provided with a protective layer A (321), one end of the cutter head (32) is fixedly provided with a drill bit (322), the outer surface of the drill bit (322) is provided with a protective layer B (3221), a locking bolt (251) is arranged inside the threaded hole B (25), and the connecting cutter rod (2) is movably connected with the cutter holder (31) through the locking bolt (251).

5. The corrosion-resistant boring tool for precision hole machining according to claim 4, wherein: the protective layer A (321) is a component made of a nickel-based alloy material, and the protective layer B (3221) is a component made of a tungsten steel material.