CN212551777U

CN212551777U - Tool fixing device for machining of mechanical lathe

Info

Publication number: CN212551777U
Application number: CN201922232286.7U
Authority: CN
Inventors: 李顺福
Original assignee: Chongqing Xiexiang Machinery Manufacturing Co ltd
Current assignee: Chongqing Xiexiang Machinery Manufacturing Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2021-02-19
Anticipated expiration: 2029-12-13

Abstract

The utility model relates to a lathe technical field just discloses a cutter fixing device of machine tool processing, which comprises a supporting arm, the top movable mounting of support arm has the digging arm, the one end fixed mounting that the support arm was kept away from to the digging arm has the fixer, cutter handle hole has been seted up to the inside of fixer, the front side inner wall fixed mounting in cutter handle hole has first packing ring, the inside in cutter handle hole and the rear side movable mounting who is located first packing ring have spacing pincers, the front side fixed mounting of spacing pincers has the second packing ring. This cutter fixing device of mechanical lathe processing through setting up cutter handle hole, spacing pincers, telescopic link and piston, through adjusting the telescopic link piston for spacing pincers are at cutter handle hole back-and-forth movement, thereby reach the purpose that can fix the cutter handle of multiple different diameters, have saved the time of adjusting the edge of a knife of cutter to with original position after changing the fixer.

Description

Tool fixing device for machining of mechanical lathe

Technical Field

The utility model relates to a lathe technical field specifically is a cutter fixing device of mechanical lathe processing.

Background

The lathe is a machine tool for turning a rotating workpiece mainly by a lathe tool, and a drill, a reamer, a tap, a die, a knurling tool and the like can be used for corresponding processing on the lathe tool.

The existing tool fixing device for machining the mechanical lathe can not fix tool handles with various diameters, the tool fixing device needs to be adjusted when a tool is replaced, and the edge of the tool needs to be adjusted to the original position in the installation process of the tool fixing device, so that more time is spent, and the tool fixing device for machining the mechanical lathe is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a cutter fixing device of lathe processing possesses advantages such as the cutter grab handle that can fix multiple different diameters, has solved the cutter grab handle that current cutter fixing device of lathe processing can not fix multiple diameter, changes the cutter and also need adjust cutter fixing device simultaneously, still need adjust the edge of a knife of cutter to with original position at the in-process of cutter fixing device installation, the problem of the more time of cost.

(II) technical scheme

In order to realize the purpose of fixing the cutter grab handles with various different diameters, the utility model provides a following technical scheme: a cutter fixing device for machining of a mechanical lathe comprises a supporting arm, wherein a movable arm is movably mounted at the top of the supporting arm, a fixer is fixedly mounted at one end, far away from the supporting arm, of the movable arm, a cutter handle hole is formed in the fixer, a first gasket is fixedly mounted on the inner wall of the front side of the cutter handle hole, limiting pliers are movably mounted in the cutter handle hole and on the rear side of the first gasket, a second gasket is fixedly mounted on the front side of the limiting pliers, a telescopic rod extending into the fixer is fixedly mounted on the rear side of the limiting pliers, a piston is fixedly mounted at the bottom of the telescopic rod, four springs are fixedly mounted at the top of the piston and on the outer side of the telescopic rod, a threaded block is fixedly mounted at the bottom of the piston, and a threaded ring is fixedly mounted on the outer side of the threaded block and on the inner side of the fixer, the bottom fixed mounting of screw thread piece has the connecting rod, the one end fixed mounting that the screw thread piece was kept away from to the connecting rod has the connecting block, the outside movable mounting that the bottom of connecting block and be located the fixer has the rotation post, the inboard of rotation post and the outside fixed mounting that is located the fixer have the screw thread strip.

Preferably, an internal thread is formed in the rotating column, and an external thread matched with the internal thread is formed in the outer portion of the thread strip.

Preferably, the thread block is matched with the thread ring, and the radius of the connecting block is smaller than the inner radius of the thread ring.

Preferably, the cross section of the cutter handle hole is oval, and the cross section of the fixer is of a bottom missing shape.

Preferably, the communicating hole that matches with the telescopic link is seted up to the inside of fixer, the top fixed mounting of piston has the connection piece that quantity is four, the top and the spring fixed connection of connection piece.

Preferably, the rotating column is internally provided with a movable groove matched with the fixer, and the length of the telescopic rod is greater than the short diameter of the cutter handle hole and less than the long diameter of the cutter handle hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a cutter fixing device of mechanical lathe processing possesses following beneficial effect:

the cutter fixing device for machining the mechanical lathe is characterized in that the cutter handle hole, the limiting clamp, the telescopic rod and the piston are arranged, the telescopic rod piston is adjusted, the limiting clamp moves back and forth in the cutter handle hole, so that the aim of fixing cutter handles with various diameters is achieved, the time for adjusting the knife edge of a cutter to the original position after a fixer is replaced is saved, the connection between the cutter handle hole and the cutter handle can be more stable by arranging the first gasket and the second gasket, the probability of loosening of the cutter during working is reduced, the precision change range of lathe machining is small and stable, the original cutter can be conveniently replaced when the cutter is replaced by arranging the spring, the length of the connecting block can be reduced by arranging the connecting rod, the weight of the connecting block is reduced while the fixing of the limiting clamp is not influenced, and the gravity borne by the movable arm can be reduced, the movable arm is more firmly connected with the fixer.

Drawings

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

FIG. 2 is a schematic top view of the structural fixator of the present invention;

fig. 3 is an enlarged schematic view of the structure a of the present invention.

In the figure: the tool comprises a supporting arm 1, a movable arm 2, a fixer 3, a tool handle hole 4, a first gasket 5, a limiting clamp 6, a second gasket 7, a telescopic rod 8, a piston 9, a spring 10, a thread block 11, a thread ring 12, a connecting rod 13, a connecting block 14, a rotating column 15 and a thread strip 16.

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 tool fixing device for machining by a mechanical lathe comprises a support arm 1, a movable arm 2 is movably mounted at the top of the support arm 1, a fixer 3 is fixedly mounted at one end of the movable arm 2 far away from the support arm 1, communicating holes matched with telescopic rods 8 are formed in the fixer 3, four connecting sheets are fixedly mounted at the top of a piston 9, the tops of the connecting sheets are fixedly connected with springs 10, a tool grip hole 4 is formed in the fixer 3, the section of the tool grip hole 4 is oval, the section of the fixer 3 is in a bottom-missing shape, a first gasket 5 is fixedly mounted on the inner wall of the front side of the tool grip hole 4, a limiting clamp 6 is movably mounted inside the tool grip hole 4 and at the rear side of the first gasket 5, a second gasket 7 is fixedly mounted at the front side of the limiting clamp 6, the telescopic rods 8 extending into the fixer 3 are fixedly mounted at the rear side of the limiting clamp 6, the bottom of the telescopic rod 8 is fixedly provided with a piston 9, the top of the piston 9 and positioned at the outer side of the telescopic rod 8 are fixedly provided with four springs 10, the bottom of the piston 9 is fixedly provided with a thread block 11, the thread block 11 is matched with the thread ring 12, the radius of the connecting block 14 is smaller than the inner radius of the thread ring 12, the outer side of the thread block 11 and positioned at the inner side of the fixer 3 are fixedly provided with the thread ring 12, the bottom of the thread block 11 is fixedly provided with a connecting rod 13, one end of the connecting rod 13 far away from the thread block 11 is fixedly provided with the connecting block 14, the bottom of the connecting block 14 and positioned at the outer part of the fixer 3 are movably provided with a rotating column 15, the rotating column 15 is internally provided with a movable groove matched with the fixer 3, the length of the telescopic rod 8 is greater than the short diameter of the cutter handle hole 4 and smaller than the long, the outside of screw thread strip 16 is seted up with the external screw thread of internal thread looks adaptation, rotates the inboard of post 15 and is located the outside fixed mounting of fixer 3 and has screw thread strip 16.

In summary, the tool fixing device for machining a mechanical lathe is provided with the tool grip hole 4, the limiting clamp 6, the telescopic rod 8 and the piston 9, and the piston 9 of the telescopic rod 8 is adjusted to enable the limiting clamp 6 to move back and forth in the tool grip hole 4, so that the purpose of fixing tool grips with various diameters is achieved, the time for adjusting the knife edge of a tool to the original position after the fixator is replaced 3 is saved, the connection between the tool grip hole 4 and the tool grip is more stable by arranging the first gasket 5 and the second gasket 7, the probability of tool looseness during working is reduced, the precision change range of the lathe machining is small and stable, the original tool can be conveniently replaced when the tool is replaced by arranging the spring 10, the length of the connecting block 14 can be reduced by arranging the connecting rod 13, the weight of the connecting block 14 is reduced while the fixation of the limiting clamp 6 is not influenced, the gravity applied to the movable arm 2 can be reduced, and the movable arm 2 and the fixer 3 are connected more stably.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 cutter fixing device of mechanical lathe processing, includes support arm (1), its characterized in that: the top of the supporting arm (1) is movably provided with a movable arm (2), one end, far away from the supporting arm (1), of the movable arm (2) is fixedly provided with a fixer (3), a cutter holding handle hole (4) is formed in the fixer (3), a first gasket (5) is fixedly arranged on the inner wall of the front side of the cutter holding handle hole (4), a limiting clamp (6) is movably arranged in the cutter holding handle hole (4) and on the rear side of the first gasket (5), a second gasket (7) is fixedly arranged on the front side of the limiting clamp (6), a telescopic rod (8) extending into the fixer (3) is fixedly arranged on the rear side of the limiting clamp (6), a piston (9) is fixedly arranged at the bottom of the telescopic rod (8), four springs (10) are fixedly arranged on the top of the piston (9) and on the outer side of the telescopic rod (8), the bottom fixed mounting of piston (9) has screw thread piece (11), the inboard fixed mounting that the outside of screw thread piece (11) just is located fixer (3) has screw thread ring (12), the bottom fixed mounting of screw thread piece (11) has connecting rod (13), the one end fixed mounting that screw thread piece (11) were kept away from in connecting rod (13) has connecting block (14), the outside movable mounting that the bottom of connecting block (14) just is located fixer (3) has rotation post (15), the outside fixed mounting that the inboard that rotates post (15) just is located fixer (3) has screw thread strip (16).

2. The tool holding device for machining by a mechanical lathe according to claim 1, wherein: an internal thread is formed in the rotating column (15), and an external thread matched with the internal thread is formed in the outer portion of the thread strip (16).

3. The tool holding device for machining by a mechanical lathe according to claim 1, wherein: the thread block (11) is matched with the thread ring (12), and the radius of the connecting block (14) is smaller than the inner radius of the thread ring (12).

4. The tool holding device for machining by a mechanical lathe according to claim 1, wherein: the section of the cutter handle hole (4) is oval, and the section of the fixer (3) is of a bottom missing shape.

5. The tool holding device for machining by a mechanical lathe according to claim 1, wherein: the communicating hole matched with the telescopic rod (8) is formed in the fixer (3), the four connecting pieces are fixedly mounted at the top of the piston (9), and the tops of the connecting pieces are fixedly connected with the spring (10).

6. The tool holding device for machining by a mechanical lathe according to claim 1, wherein: the inside of the rotating column (15) is provided with a movable groove matched with the fixer (3), and the length of the telescopic rod (8) is greater than the short diameter of the cutter handle hole (4) and less than the long diameter of the cutter handle hole (4).