CN210937176U

CN210937176U - Miniature boring cutter

Info

Publication number: CN210937176U
Application number: CN201921667853.5U
Authority: CN
Inventors: 王衍兵; 吴宏桂
Original assignee: Shaoguan Yuxin Precision Cutting Tools Co ltd
Current assignee: Shaoguan Yuxin Precision Cutting Tools Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-07-07
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a miniature boring cutter, including sleeve, locking hood, cutter arbor and blade holder, the outside of cutter arbor is provided with the sleeve, telescopic top is connected with the locking hood, the welding has the external screw thread post in the middle of the top of cutter arbor, the upper end of blade holder is provided with elasticity awl clamp, the outside that elasticity awl clamp was pressed is connected with fixation nut, the scale mark has been carved with to the symmetry around the telescopic left end, the scale mark has been carved with to the symmetry around the telescopic right-hand member, telescopic left end the scale mark with telescopic right-hand member scale mark bilateral symmetry is provided with on the sleeve, be provided with spacing annular on the blade holder, the through-hole has been seted up on the blade holder. The utility model discloses a set up sleeve, scale mark, internal thread hole, fixation nut, locking hood, connecting block, external screw thread post, internal thread groove and elasticity toper clamp structure, it is complicated to have solved current boring cutter and have the structure, leads to inconvenient equipment and has the inconvenient problem of dismantling of part.

Description

Miniature boring cutter

Technical Field

The utility model relates to a boring cutter technical field specifically is a miniature boring cutter.

Background

Boring holeMachine for workingThe device is special for processing deep-hole workpieces of oil cylinders, air cylinders and hydraulic cylinders, and can also be used for processing spindle holes, blind holes and stepped holes of machine tools. The machine tool can not only undertake various drilling and boring, but also carry out rolling processing, and an internal chip removal method or an external chip removal method is adopted during drilling, wherein the boring cutter is a component of the boring machine, and the boring cutter is a cutter for processing and manufacturing holes.

However, the prior art has the following disadvantages:

1. the existing boring cutter has the problem of inconvenient assembly due to complex structure.

2. The existing hole boring cutter has the problem that components are inconvenient to disassemble.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a miniature boring cutter has solved current boring cutter and has had the structure complicacy, leads to inconvenient equipment and current boring cutter to have the inconvenient problem of dismantling of part.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a miniature boring cutter, includes sleeve, locking hood, cutter arbor and blade holder, the outside of cutter arbor is provided with the sleeve, telescopic top is connected with the locking hood, the welding has the external screw thread post in the middle of the top of cutter arbor, the upper end of blade holder is provided with elasticity awl clamp, the outside that elasticity awl clamp was pressed from both sides is connected with fixation nut, the scale mark has been carved with to the symmetry around telescopic left end, the scale mark has been carved with to the symmetry around the telescopic right-hand member, telescopic left end the scale mark with telescopic right-hand member scale mark bilateral symmetry is provided with on the sleeve, be provided with spacing annular on the blade holder, the through-hole has been seted up on the blade holder.

Preferably, the middle of the inside of the locking top cap is welded with a connecting block, an internal thread groove is formed in the connecting block, and the external thread column is connected with the internal thread groove.

Preferably, the middle of the fixing nut is provided with an internal threaded hole, and the bottom of the outer side of the elastic conical clamp is provided with a limiting block.

Preferably, the locking top cap is internally provided with threads, the outer side surface of the sleeve is provided with threads on the upper side, and the locking top cap is connected with the sleeve through the threads.

Preferably, the inner part of the internal thread hole is provided with threads, the outer side surface of the elastic tapered clamp is provided with threads, and the internal thread hole is in threaded connection with the elastic tapered clamp.

Preferably, the inner thread groove is internally provided with threads, the outer side surface of the external thread column is provided with threads, and the inner thread groove is in threaded connection with the external thread column.

(III) advantageous effects

The utility model provides a miniature boring cutter possesses following beneficial effect:

(1) the utility model discloses, through the internal thread hole that sets up, fixation nut, locking hood, connecting block, external screw thread post and internal thread groove structure, when using, when needing to assemble the utility model, the user connects the external screw thread post in the internal thread groove, make external screw thread post and connecting block connect, make the external screw thread post connect on locking hood, then the user connects locking hood and sleeve, make the bottom of locking hood and the upper end of the scale mark on the sleeve be in the same horizontal plane, make the sleeve bottom and the bottom of cutter arbor be in the same horizontal plane, then the user wears fixation nut on the sleeve, then the user inserts the sleeve into the inside of elasticity awl clamp, then the user connects fixation nut on the elasticity awl clamp, make the sleeve fix in the inside of elasticity awl clamp, accomplish the utility model's equipment promptly, solved current boring cutter and had the structure complicacy, resulting in a problem of inconvenient assembly.

(2) The utility model discloses, through the sleeve that sets up, the scale mark, fixation nut, locking hood and elasticity toper clamp structure, when the sleeve is dismantled to needs, the user exerts external force to fixation nut until making fixation nut leave elasticity toper clamp, then the user exerts external force to the sleeve until making sleeve and locking hood separate completely, accomplish telescopic dismantlement promptly, observe the distance between locking hood and the fixation nut through setting up scale mark person of facilitating the use, the length that the cutter arbor stretches out promptly, there is the inconvenient problem of dismantling of part in the current boring cutter of having solved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view schematically illustrating the present invention;

fig. 3 is an explosion diagram of the present invention.

The reference numbers in the figures are: 1. a sleeve; 2. scale lines; 3. an internally threaded bore; 4. fixing a nut; 5. locking the top cap; 6. connecting blocks; 7. an externally threaded post; 8. an internal thread groove; 9. a cutter bar; 10. an elastic tapered clamp; 11. a limiting block; 12. a limiting ring groove; 13. a tool apron; 14. and a through hole.

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. 1-3, the present invention provides an embodiment: a miniature boring cutter comprises a sleeve 1, a locking top cap 5, a cutter bar 9 and a cutter holder 13, wherein the sleeve 1 is arranged on the outer side of the cutter bar 9, the top of the sleeve 1 is connected with the locking top cap 5, threads are arranged inside the locking top cap 5, threads are arranged on the upper portion of the outer side surface of the sleeve 1, the locking top cap 5 is in threaded connection with the sleeve 1, a connecting block 6 is welded in the middle of the inside of the locking top cap 5, an inner thread groove 8 is formed in the connecting block 6, an outer thread column 7 is welded in the middle of the top of the cutter bar 9, the outer thread column 7 is connected with the inner thread groove 8, threads are arranged inside the inner thread groove 8, threads are arranged on the outer side surface of the outer thread column 7, the inner thread groove 8 is in threaded connection with the outer thread column 7, an elastic tapered clamp 10 is arranged at the upper end of the cutter holder 13, a limiting block 11 is, interior threaded hole 3 has been seted up to fixation nut 4's centre, the inside in interior threaded hole 3 is provided with the screw thread, the outside surface that elasticity awl pressed from both sides 10 is provided with the screw thread, pass through threaded connection between interior threaded hole 3 and the elasticity awl pressed from both sides 10, scale mark 2 has been carved to the symmetry around the left end of sleeve 1, scale mark 2 has been carved to the symmetry around the right-hand member of sleeve 1, scale mark 2 of the left end of sleeve 1 is provided with on the sleeve 1 with 2 bilateral symmetry of scale mark of the right-hand member of sleeve 1, be provided with spacing annular 12 on the blade holder 13, through-hole 14 has been seted up on the blade holder 13, during the use, the utility model provides a numerical value from the top.

The working principle is as follows: when in use, when the utility model is required to be assembled, a user connects the external thread column 7 inside the internal thread groove 8, connects the external thread column 7 with the connecting block 6, connects the external thread column 7 to the locking top cap 5, connects the cutter bar 9 to the locking top cap 5, then connects the locking top cap 5 with the sleeve 1, makes the bottom of the locking top cap 5 and the upper end of the scale mark 2 on the sleeve 1 be in the same horizontal plane, makes the bottom of the sleeve 1 and the bottom of the cutter bar 9 be in the same horizontal plane, then the user connects the fixing nut 4 on the sleeve 1, then the user inserts the sleeve 1 into the elastic tapered clamp 10, then the user connects the fixing nut 4 on the elastic tapered clamp 10, makes the sleeve 1 fixed inside the elastic tapered clamp 10, namely, the assembly of the utility model is completed, when the sleeve 1 is required to be disassembled, the user applies external force to the fixing nut 4 until the fixing nut 4 leaves the elastic tapered clamp 10, the user then applies force to the sleeve 1 until the sleeve 1 is completely separated from the locking overcap 5, i.e., the removal of the sleeve 1 is completed.

To sum up can, the utility model discloses a set up sleeve 1, scale mark 2, internal thread hole 3, fixation nut 4, locking hood 5, connecting block 6, external screw thread post 7, internal thread groove 8 and elasticity awl clamp 10 structure, solved current boring cutter and had the structure complicacy, lead to inconvenient equipment and current boring cutter to have the inconvenient problem of dismantling of part.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 miniature boring cutter, includes sleeve (1), locking hood (5), cutter arbor (9) and blade holder (13), its characterized in that: the outside of cutter arbor (9) is provided with sleeve (1), the top of sleeve (1) is connected with locking hood (5), the welding has external screw thread post (7) in the middle of the top of cutter arbor (9), the upper end of blade holder (13) is provided with elasticity awl clamp (10), the outside that elasticity awl clamped (10) is connected with fixation nut (4), scale mark (2) have been carved with to the symmetry around the left end of sleeve (1), scale mark (2) have been carved with to the symmetry around the right-hand member of sleeve (1), the left end of sleeve (1) scale mark (2) with the right-hand member of sleeve (1) scale mark (2) bilateral symmetry is provided with on sleeve (1), be provided with spacing annular (12) on blade holder (13), through-hole (14) have been seted up on blade holder (13).

2. The micro boring tool as set forth in claim 1, wherein: the locking top cap is characterized in that a connecting block (6) is welded in the middle of the locking top cap (5), an inner thread groove (8) is formed in the connecting block (6), and an outer thread column (7) is connected with the inner thread groove (8).

3. The micro boring tool as set forth in claim 1, wherein: an internal threaded hole (3) is formed in the middle of the fixing nut (4), and a limiting block (11) is arranged at the bottom of the outer side of the elastic conical clamp (10).

4. The micro boring tool as set forth in claim 2, wherein: the locking top cap is characterized in that threads are arranged inside the locking top cap (5), threads are arranged on the upper portion of the outer side surface of the sleeve (1), and the locking top cap (5) is connected with the sleeve (1) through the threads.

5. The micro boring tool as set forth in claim 3, wherein: the thread is arranged in the inner threaded hole (3), the thread is arranged on the outer side surface of the elastic tapered clamp (10), and the inner threaded hole (3) is in threaded connection with the elastic tapered clamp (10).

6. The micro boring tool as set forth in claim 2, wherein: the internal thread groove (8) is internally provided with threads, the outer side surface of the external thread column (7) is provided with threads, and the internal thread groove (8) is connected with the external thread column (7) through the threads.