CN210587218U

CN210587218U - Numerical control machine tool cutter with safety lock structure

Info

Publication number: CN210587218U
Application number: CN201921215856.5U
Authority: CN
Inventors: 姚良静
Original assignee: Changzhou Angmai Tools Co Ltd
Current assignee: Changzhou Angmai Tools Co Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-05-22
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a digit control machine tool cutter with safety lock structure, including the set casing, the fixed welding in left side of set casing inner wall has first thread bush, and the inside threaded connection of first thread bush has the handle of a knife, and the fixed welding in right side of set casing inner wall has the second thread bush, and the right-hand member of handle of a knife runs through first thread bush, second thread bush and set casing from a left side to the right side in proper order and extends to the outside of set casing. The utility model discloses a set casing, first thread bush, the handle of a knife, the second thread bush, the safety lock subassembly, the fixed block, rotatory pivot, the rotor plate, the thread lock round pin, the latch segment, the tool bit, threaded rod and third thread bush mutually support, pass latch segment and rotor plate through the thread lock round pin, lock the handle of a knife, the axial motion of cutter is restricted by the thread lock round pin, even the cutter is not hard up can not drop yet, prevent to influence the processingquality of part because the cutter is not hard up, reduce the incidence of incident, bring very big facility for the processing work.

Description

Numerical control machine tool cutter with safety lock structure

Technical Field

The utility model relates to a digit control machine tool cutter technical field specifically is a digit control machine tool cutter with safety lock structure.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and parts are automatically machined according to the shape and the size required by a drawing, and the cutter is one of necessary tools of the numerical control machine.

Common digit control machine tool cutter is long-term after using, can make lock nut appear not hard up to elastic deformation can appear unavoidably in cutter, handle of a knife and lock nut, can lead to the cutter to appear not hard up, the condition that drops even not only influences the parts machining quality, can harm lathe and operating personnel's safety moreover, can also cause the emergence of accident when serious, brings very big inconvenience for numerical control machining work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a digit control machine tool cutter with safety lock structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a numerical control machine tool cutter with a safety lock structure comprises a fixed shell, wherein a first thread sleeve is fixedly welded on the left side of the inner wall of the fixed shell, a tool handle is connected with the inner thread of the first thread sleeve in a threaded manner, a second thread sleeve is fixedly welded on the right side of the inner wall of the fixed shell, the right end of the tool handle sequentially penetrates through the first thread sleeve, the second thread sleeve and the fixed shell from left to right and extends to the outside of the fixed shell, safety lock assemblies are arranged at the top and the bottom of the tool handle outside the fixed shell, one side of the safety lock assembly, away from the tool handle, is fixedly connected with the fixed shell, a tool bit is fixedly connected with the right end of the tool handle, the surface of the tool handle is respectively in threaded connection with the second thread sleeve and the fixed shell, a threaded rod is arranged on the right side of the top of the fixed shell, the bottom end of the threaded rod sequentially penetrates through the fixed shell, the tool handle and the third threaded sleeve from top to bottom and extends into the third threaded sleeve, and the surface of the threaded rod is in threaded connection with the fixed shell, the tool handle and the third threaded sleeve respectively;

the safety lock subassembly includes the fixed block, one side that the fixed block is close to the handle of a knife rather than fixed connection, the rotatory pivot of the positive fixedly connected with of fixed block, the surperficial swing joint of rotatory pivot has the rotor plate, one side that the set casing was kept away from to the rotor plate is provided with the screw thread lockpin, the left side of screw thread lockpin is provided with the latch segment, one side that the latch segment is close to the set casing rather than fixed connection, the left end of screw thread lockpin runs through rotor plate and latch segment in proper order from the right side to a left side and extends to the outside of latch segment, the surface of screw thread lockpin respectively with rotor plate and latch.

Preferably, the left side of the knife handle is movably connected with a spring, and the left end of the spring is fixedly connected with the left side of the inner wall of the fixed shell.

Preferably, the knife handle and the knife head are arranged in an integrated mode.

Preferably, the surface of the threaded lock pin is sleeved with a locking gasket on the right side of the rotating plate, and the left side and the right side of the locking gasket are movably connected with the rotating plate and the threaded lock pin respectively.

Preferably, a washer is sleeved on the surface of the threaded lock pin and positioned on the left side of the locking block, and a locking nut is connected to the surface of the threaded lock pin and positioned on the left side of the washer in a threaded manner.

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

1. the utility model discloses a set casing, first thread bush, the handle of a knife, the second thread bush, the safety lock subassembly, the fixed block, rotatory pivot, the rotor plate, the thread lock round pin, the latch segment, the tool bit, threaded rod and third thread bush mutually support, pass latch segment and rotor plate through the thread lock round pin, lock the handle of a knife, the axial motion of cutter is restricted by the thread lock round pin, even the cutter is not hard up can not drop yet, prevent to influence the processingquality of part because the cutter is not hard up, reduce the incidence of incident, bring very big facility for numerical control processing work.

2. The utility model discloses a set up the spring for handle of a knife is connected more firm with first thread bush, through setting up lock washer, is connected between reinforcing thread lockpin and the rotor plate, has played through setting up lock nut and has carried out spacing effect to the thread lockpin, and through setting up the packing ring, the surface of protection latch segment does not receive lock nut scotch, disperses lock nut to the pressure of latch segment.

Drawings

FIG. 1 is a sectional view of the front view of the present invention;

figure 2 is a cross-sectional view of the front view of the safety lock assembly of the present invention.

In the figure: the tool comprises a fixed shell 1, a first threaded sleeve 2, a tool handle 3, a second threaded sleeve 4, a safety lock assembly 5, a fixed block 51, a rotating shaft 52, a rotating plate 53, a threaded lock pin 54, a locking block 55, a tool bit 6, a threaded rod 7, a third threaded sleeve 8, a spring 9, a locking gasket 10, a washer 11 and a lock nut 12.

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. 1-2, a numerical control machine tool with a safety lock structure comprises a fixed shell 1, the left side of the fixed shell 1 is fixed on a numerical control machine tool, the numerical control machine tool controls the tool to operate on a workpiece, a first thread bush 2 is fixedly welded on the left side of the inner wall of the fixed shell 1, a tool shank 3 is connected with the inner thread of the first thread bush 2, a spring 9 is movably connected on the left side of the tool shank 3, the left end of the spring 9 is fixedly connected with the left side of the inner wall of the fixed shell 1, the tool shank 3 is more stably connected with the first thread bush 2 by arranging the spring 9, a second thread bush 4 is fixedly welded on the right side of the inner wall of the fixed shell 1, the right end of the tool shank 3 sequentially penetrates through the first thread bush 2, the second thread bush 4 and the fixed shell 1 from left to right and extends to the outside of the fixed shell 1, safety lock assemblies 5 are arranged at, one side and the set casing 1 fixed connection of handle of a knife 3 are kept away from to safety lock subassembly 5, the right-hand member fixedly connected with tool bit 6 of handle of a knife 3, handle of a knife 3 is the integral type setting with tool bit 6, the surface of handle of a knife 3 respectively with second thread bush 4 and the 1 threaded connection of set casing, the right side at 1 top of set casing is provided with threaded rod 7, the fixed welding in bottom of the 1 inner wall of set casing has the third thread bush 8 with 7 looks adaptations of threaded rod, the bottom of threaded rod 7 runs through set casing 1 from last to down in proper order, handle of a knife 3 and third thread bush 8 just extend to the inside of third thread bush 8, the surface of threaded rod 7 respectively with set casing 1, handle of a

knife

3 and 8 threaded connection.

Referring to fig. 1-2, the safety lock assembly 5 includes a fixed block 51, one side of the fixed block 51 close to the tool holder 3 is fixedly connected with the fixed block 51, the front surface of the fixed block 51 is fixedly connected with a rotating shaft 52, the surface of the rotating shaft 52 is movably connected with a rotating plate 53, one side of the rotating plate 53 far away from the fixed shell 1 is provided with a threaded lock pin 54, the surface of the threaded lock pin 54 and the right side of the rotating plate 53 are sleeved with a locking gasket 10, the left side and the right side of the locking gasket 10 are respectively movably connected with the rotating plate 53 and the threaded lock pin 54, the connection between the threaded lock pin 54 and the rotating plate 53 is enhanced by the arrangement of the locking gasket 10, the left side of the threaded lock pin 54 is provided with a locking block 55, one side of the locking block 55 close to the fixed shell 1 is fixedly connected with the locking block 55, the left end of the threaded lock pin 54 sequentially penetrates through the rotating plate 53 and the locking, the surface of the threaded lock pin 54 is in threaded connection with the lock nut 12 on the left side of the washer 11, the lock nut 12 is arranged to limit the threaded lock pin 54, the washer 11 is arranged to protect the surface of the locking block 55 from being scratched by the lock nut 12, pressure of the lock nut 12 on the locking block 55 is dispersed, and the surface of the threaded lock pin 54 is in threaded connection with the rotating plate 53 and the locking block 55 respectively.

When in use, the threaded rod 7 is rotated, the threaded rod 7 is taken out from the third threaded sleeve 8, the knife handle 3 and the fixed shell 1, the washer 11 and lock nut 12 are then removed from the surface of the threaded locking pin 54, the threaded locking pin 54 is rotated, so that the threaded lock pin 54 is separated from the rotating plate 53 and the locking block 55, and finally the knife handle 3 is rotated, so that the knife handle 3 is taken out from the fixed shell 1, the disassembly of the cutter is completed, when the tool needs to be installed, the tool handle 3 is rotated, so that the tool handle 3 enters the first thread bush 2, the spring 9 is extruded, then the threaded rod 7 is rotated, so that the threaded rod 7 sequentially penetrates through the fixed shell 1, the knife handle 3 and the third threaded sleeve 8, the threaded lock pin 54 is rotated, so that the threaded lock pin 54 sequentially penetrates through the rotating plate 53 and the locking block 55, and the threaded lock pin 54 is limited by the washer 11 and the lock nut 12, and the assembly of the cutter is completed.

In summary, the following steps: this digit control machine tool cutter with safety lock structure, through set casing 1, first thread bush 2, handle of a knife 3, second thread bush 4, safety lock subassembly 5, fixed block 51, rotatory pivot 52, rotor plate 53, threaded lock pin 54, latch segment 55, tool bit 6, threaded rod 7 and third thread bush 8 mutually support, pass latch segment 55 and rotor plate 53 through threaded lock pin 54, lock handle 3, the axial motion of cutter is restricted by threaded lock pin 54, even the cutter is not hard up also can not drop, prevent to influence the processingquality of part because the cutter is not hard up, reduce the incidence of incident, bring very big facility for the numerical control processing work.

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 digit control machine tool cutter with safety lock structure, includes stationary housing (1), its characterized in that: the left side of the inner wall of the fixed shell (1) is fixedly welded with a first threaded sleeve (2), the inner part of the first threaded sleeve (2) is in threaded connection with a handle (3), the right side of the inner wall of the fixed shell (1) is fixedly welded with a second threaded sleeve (4), the right end of the handle (3) sequentially penetrates through the first threaded sleeve (2), the second threaded sleeve (4) and the fixed shell (1) from left to right and extends to the outside of the fixed shell (1), the top and the bottom of the handle (3) outside the fixed shell (1) are respectively provided with a safety lock assembly (5), one side of the safety lock assembly (5) far away from the handle (3) is fixedly connected with the fixed shell (1), the right end of the handle (3) is fixedly connected with a tool bit (6), the surface of the handle (3) is respectively in threaded connection with the second threaded sleeve (4) and the fixed shell (1), and the right side of the top of the fixed shell (1) is provided with a, a third threaded sleeve (8) matched with the threaded rod (7) is fixedly welded at the bottom of the inner wall of the fixed shell (1), the bottom end of the threaded rod (7) sequentially penetrates through the fixed shell (1), the knife handle (3) and the third threaded sleeve (8) from top to bottom and extends into the third threaded sleeve (8), and the surface of the threaded rod (7) is in threaded connection with the fixed shell (1), the knife handle (3) and the third threaded sleeve (8) respectively;

safety lock subassembly (5) are including fixed block (51), one side that fixed block (51) are close to handle of a knife (3) and its fixed connection, the positive fixedly connected with rotation pivot (52) of fixed block (51), the surface swing joint of rotation pivot (52) has rotor plate (53), one side that set casing (1) was kept away from in rotor plate (53) is provided with screw lock round pin (54), the left side of screw lock round pin (54) is provided with latch segment (55), one side that set casing (1) is close to in latch segment (55) and its fixed connection, the left end of screw lock round pin (54) runs through rotor plate (53) and latch segment (55) and extends to the outside of latch segment (55) from the right side to the left side in proper order, the surface of screw lock round pin (54) respectively with rotor plate (53) and latch segment (55) threaded connection.

2. The numerically-controlled machine tool with the safety lock structure according to claim 1, wherein: the left side of handle of a knife (3) swing joint spring (9), the left end of spring (9) and the left side fixed connection of set casing (1) inner wall.

3. The numerically-controlled machine tool with the safety lock structure according to claim 1, wherein: the knife handle (3) and the knife head (6) are arranged in an integrated mode.

4. The numerically-controlled machine tool with the safety lock structure according to claim 1, wherein: the surface of the threaded lock pin (54) is sleeved with a locking gasket (10) on the right side of the rotating plate (53), and the left side and the right side of the locking gasket (10) are respectively movably connected with the rotating plate (53) and the threaded lock pin (54).

5. The numerically-controlled machine tool with the safety lock structure according to claim 1, wherein: the surface of the threaded lock pin (54) is positioned on the left side of the locking block (55) and sleeved with a gasket (11), and the surface of the threaded lock pin (54) is positioned on the left side of the gasket (11) and connected with a locking nut (12) in a threaded mode.