CN221247769U

CN221247769U - Cutter clamping device for machine tool machining

Info

Publication number: CN221247769U
Application number: CN202323207145.2U
Authority: CN
Inventors: 谢伟; 谷登府; 魏淑玲
Original assignee: Zhengzhou Huazhi Electromechanical Technology Co ltd
Current assignee: Zhengzhou Huazhi Electromechanical Technology Co ltd
Filing date: 2023-11-27
Publication date: 2024-07-02
Anticipated expiration: 2033-11-27

Abstract

The application relates to a cutter clamping device for machine tool machining, which comprises a shell, wherein an outlet cutter edge is formed in the bottom of the shell; the rotating disc is rotatably arranged inside the shell; the clamping mechanisms are annularly arranged on the rotating disc; the clamping mechanism comprises a lifting piece and a clamping knife, wherein the lifting piece is connected with the clamping knife and is used for driving the clamping knife to lift; the driving piece is arranged in the shell, and is connected with the rotating disc and used for driving the rotating disc to rotate.

Description

Cutter clamping device for machine tool machining

Technical Field

The application relates to the technical field of machine tool machining, in particular to a tool clamping device for machine tool machining.

Background

The machine tool processing refers to a process of processing a workpiece mounted on a fixture by using a cutter (or other tools) while ensuring the relative motion relation between the cutter and the fixture by using the machine tool. But this process is not necessarily a cutting process but may also be a pressing process. Such as knurling or spinning on a lathe.

The machine tool usually uses the clamping mechanism to clamp and fix the cutter, and then uses the main shaft of the machine tool to drive the cutter to rotate, so as to punch and grind the workpiece, but the cutter is worn and replaced usually in the long-time use process, but the existing cutter clamping device usually clamps only a single main cutter, and the main cutter needs to be replaced after being damaged in the workpiece processing process, and the working progress is influenced due to the fact that the main cutter replacing process is slower.

In order to solve the problems, a tool clamping device for machine tool machining is designed.

Disclosure of utility model

The embodiment of the application provides a cutter clamping device for machine tool machining, which aims to solve the problem that in the prior art, only a single main cutter is usually clamped in the cutter clamping device, and the working progress is influenced by replacement and maintenance after the main cutter is damaged in the workpiece machining process.

In a first aspect, a tool clamping device for machining a machine tool is provided, comprising:

the bottom of the shell is provided with a knife outlet;

The rotating disc is rotatably arranged inside the shell;

The clamping mechanisms are annularly arranged on the rotating disc;

The clamping mechanism comprises a lifting piece and a clamping knife, wherein the lifting piece is connected with the clamping knife and is used for driving the clamping knife to lift;

The driving piece is arranged inside the shell, is connected with the rotating disc and is used for driving the rotating disc to rotate.

In some embodiments, the lifting member is an electric push rod, the electric push rod is arranged at the top of the rotating disc, the clamping knife is arranged at the bottom of the rotating disc, and one end, far away from the rotating disc, of the electric push rod penetrates through the rotating disc and is connected with the clamping knife.

In some embodiments, the clamping knife comprises a knife handle and a knife tool, wherein the knife handle is arranged at one end, far away from the rotating disc, of the electric push rod, and the knife tool is inserted into the knife handle.

In some embodiments, the driving member includes a driving motor and a connection pad connected to each other, the driving motor is disposed at an inner bottom wall of the housing, and one end of the connection pad, which is far away from the driving motor, is connected to the rotation disc.

In some embodiments, the device further comprises a fine adjustment mechanism, wherein the fine adjustment mechanism comprises an adjusting plate, a threaded rod and a moving rod, the threaded rod is rotatably arranged inside the adjusting plate, the moving rod is arranged on the threaded rod in a threaded mode, a sliding hole is formed in the bottom of the adjusting plate, and one end, far away from the threaded rod, of the moving rod penetrates through the sliding hole and is connected with the cutter handle;

the top of the adjusting plate is connected with one end, far away from the rotating disc, of the electric push rod.

In some embodiments, a flange is provided on the housing.

In some embodiments, a sliding ring is arranged on the outer side of the rotating disc, and a sliding groove matched with the sliding ring is formed in the shell.

The embodiment of the application provides a cutter clamping device for machine tool machining, which drives a rotary disk to rotate through a driving piece, so that the rotary disk drives a clamping mechanism to rotate, and after a clamping cutter moves to a proper position, the clamping cutter is driven to move out of an outlet cutter edge through a lifting piece to finish replacement work.

Drawings

In order to more clearly describe the technical scheme in the embodiment of the application, the following description of the embodiment will be needed

The drawings used are briefly introduced and it is evident that the drawings in the following description are only some embodiments of the present application and that other drawings may be obtained from these drawings without inventive effort to a person of ordinary skill in the art.

FIG. 1 is a front cross-sectional view of an embodiment of the present application;

FIG. 2 is a three-dimensional schematic diagram of a connecting structure of a clamping mechanism according to an embodiment of the present application;

FIG. 3 is an enlarged view of FIG. 1A according to an embodiment of the present application;

Fig. 4 is a schematic three-dimensional structure provided in an embodiment of the present application.

In the figure: 1. a housing; 2. a rotating disc; 3. a driving member; 31. a driving motor; 32. a connecting disc; 10. clamping mechanism; 11. a lifting member; 12. clamping a knife; 121. a knife handle; 122. a cutter; 20. a fine adjustment mechanism; 21. an adjusting plate; 22. a threaded rod; 23. a moving rod; 4. a slip ring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

The embodiment of the application provides a cutter clamping device for machine tool machining, which can solve the problem that in the prior art, the cutter clamping device is usually only used for clamping a single main cutter, and the working progress is influenced by replacement and maintenance after the main cutter is damaged in the workpiece machining process.

Referring to fig. 1 to 3, a tool clamping device for machining a machine tool includes; the device comprises a shell 1, a rotating disc 2, a plurality of clamping mechanisms 10 and a driving piece 3, wherein a knife outlet is formed in the bottom of the shell 1; the rotary disk 2 is rotatably arranged inside the shell 1; the clamping mechanisms 10 are annularly arranged on the rotating disc 2; the clamping mechanism 10 comprises a lifting piece 11 and a clamping knife 12, wherein the lifting piece 11 is connected with the clamping knife 12 and is used for driving the clamping knife 12 to lift; the driving piece 3 is arranged inside the shell 1, the driving piece 3 is connected with the rotating disc 2 and used for driving the rotating disc 2 to rotate, a flange plate is arranged on the shell 1, and a glass fiber reinforced plastic door is hinged on the side wall of the shell 1.

When the clamping device is used, the shell 1 is connected with a machine tool spindle through the flange, the driving piece 3 is started, the driving piece 3 drives the rotating disc 2 to rotate, when any clamping mechanism 10 moves to the position above the cutting edge, the lifting piece 11 is started again, the lifting piece 11 drives the clamping knife 12 to lift, the clamping knife 12 moves downwards and stretches out from the cutting edge, the clamping knife 12 is used for machining a workpiece, when the workpiece is severely worn in the use process, the lifting piece 11 is started again, the lifting piece is retracted into the shell 1, the driving piece 3 is started again to drive the rotating disc 2 to rotate through the principle, the next clamping knife 12 moves to the position above the cutting edge, the corresponding lifting piece 11 is started later, the spare clamping knife 12 stretches out, and the replacement work can be completed.

Specifically, in this embodiment, the lifting member 11 is an electric putter, the electric putter sets up at rotary disk 2 top, clamping sword 12 is located rotary disk 2 bottom, electric putter keeps away from rotary disk 2 one end and runs through rotary disk 2 and be connected with clamping sword 12, when using, can drive clamping sword 12 through starting electric putter and reciprocate.

It should be noted that, in this embodiment, the clamping knife 12 includes a knife handle 121 and a knife 122, the knife handle 121 is disposed at one end of the electric push rod far away from the rotating disc 2, and the knife 122 is inserted into the knife handle 121, where the knife handle 121 is in the prior art, and will not be described herein.

Specifically, as shown in fig. 1 and 2, in this embodiment, the driving member 3 includes a driving motor 31 and a connection disc 32 that are connected to each other, the driving motor 31 is disposed on an inner bottom wall of the housing 1, one end of the connection disc 32 away from the driving motor 31 is connected to the rotating disc 2, and in use, the driving motor 31 drives the rotating disc 2 to rotate by starting the driving motor 31.

Further, as shown in fig. 1 and 3, in this embodiment, the fine adjustment mechanism 20 further includes an adjusting plate 21, a threaded rod 22, and a moving rod 23, where the threaded rod 22 is rotatably disposed inside the adjusting plate 21, an internal thread matching with the threaded rod 22 is provided inside the moving rod 23, the moving rod 23 is threadably disposed on the threaded rod 22, a sliding hole is provided at the bottom of the adjusting plate 21, and one end of the moving rod 23 far away from the threaded rod 22 penetrates through the sliding hole and is connected with the tool handle 121; the top of regulating plate 21 with electric putter keeps away from the one end of rotary disk 2 and is connected, wherein, threaded rod 22 one end and the inside rotation of regulating plate 21 are connected, and the threaded rod 22 other end runs through regulating plate 21 and extends to the regulating plate 21 outside, and threaded rod 22 keeps away from regulating plate 21 one end and is connected with the torsion wheel.

In the actual use process, in order to improve the precision of the cutter, the torsion wheel is rotated to drive the threaded rod 22 to rotate, and under the limit action of the thread rotation thrust of the threaded rod 22 and the sliding hole, the moving rod 23 is driven to move along the length direction of the adjusting plate 21, so that the positions of the cutter handle 121 and the cutter 122 can be finely adjusted.

Further, as shown in fig. 1 and fig. 2, the sliding ring 4 is disposed on the outer side of the rotating disc 2, a sliding groove adapted to the sliding ring 4 is formed in the casing 1, and the sliding ring 4 rotates in the sliding groove during the rotation of the rotating disc 2, so that the stability of the rotating disc 2 can be improved.

The working principle of the application is as follows:

The shell 1 is connected with a machine tool spindle through the flange plate, the driving motor 31 is started, the driving motor 31 drives the rotary disk 2 to rotate, so that the lifting piece 11, the tool handle 121 and the tool 122 are driven to move, when any one of the tools 122 moves to the position above the tool outlet edge, the electric push rod is started, the electric push rod drives the fine adjustment mechanism 20, the tool handle 121 and the tool 122 to move downwards, so that the tool 122 moves to the outside of the shell 1, the torsion wheel is rotated according to needs, so that the threaded rod 22 is driven to rotate, the moving rod 23 is driven to move along the length direction of the adjusting plate 21 under the limit action of the thread rotary thrust of the threaded rod 22 and the sliding hole, the positions of the tool handle 121 and the tool 122 can be finely adjusted, after the adjustment, a workpiece is machined, when one of the tools 122 is worn, the electric push rod is started again, the electric push rod drives the worn tool 122 and the corresponding tool handle 121 to retract into the shell 1, the driving motor 31 is started again to drive the rotary disk 2 to rotate, and then the next tool 122 is moved to the position above the tool outlet edge, and the steps are repeated, so that the steps are replaced to the workpiece is moved to the outside of the shell 1, and normal machining work is avoided.

In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that in the present application, relational terms such as "first" and "second" and the like are 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. Moreover, 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 one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is only a specific embodiment of the application to enable those skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A tool clamping device for machine tool machining, comprising:

the device comprises a shell (1), wherein a knife outlet is formed in the bottom of the shell (1);

the rotary disc (2) is rotatably arranged inside the shell (1);

the clamping mechanisms (10) are annularly arranged on the rotating disc (2);

The clamping mechanism (10) comprises a lifting piece (11) and a clamping knife (12), wherein the lifting piece (11) is connected with the clamping knife (12) and is used for driving the clamping knife (12) to lift;

The driving piece (3), driving piece (3) sets up inside casing (1), driving piece (3) are connected with rotary disk (2) and are used for driving rotary disk (2) rotation.

2. A tool clamping apparatus for machine tool machining as claimed in claim 1, wherein:

the lifting part (11) is an electric push rod, the electric push rod is arranged at the top of the rotary disc (2), the clamping knife (12) is positioned at the bottom of the rotary disc (2), and one end, far away from the rotary disc (2), of the electric push rod penetrates through the rotary disc (2) and is connected with the clamping knife (12).

3. A tool clamping apparatus for machine tool machining as claimed in claim 2, wherein:

Clamping sword (12) are including handle of a knife (121) and cutter (122), handle of a knife (121) set up electric putter keeps away from the one end of rotary disk (2), cutter (122) are pegged graft in handle of a knife (121) inside.

4. A tool clamping apparatus for machine tool machining as claimed in claim 1, wherein:

The driving piece (3) comprises a driving motor (31) and a connecting disc (32) which are connected with each other, the driving motor (31) is arranged on the inner bottom wall of the shell (1), and one end, far away from the driving motor (31), of the connecting disc (32) is connected with the rotating disc (2).

5. A tool clamping apparatus for machine tool machining as claimed in claim 3, wherein:

The automatic trimming device is characterized by further comprising a trimming mechanism (20), wherein the trimming mechanism (20) comprises an adjusting plate (21), a threaded rod (22) and a moving rod (23), the threaded rod (22) is rotatably arranged inside the adjusting plate (21), the moving rod (23) is arranged on the threaded rod (22) in a threaded mode, a sliding hole is formed in the bottom of the adjusting plate (21), and one end, far away from the threaded rod (22), of the moving rod (23) penetrates through the sliding hole and is connected with a cutter handle (121);

The top end of the adjusting plate (21) is connected with one end of the electric push rod, which is far away from the rotating disc (2).

6. A tool clamping apparatus for machine tool machining as claimed in claim 1, wherein:

the shell (1) is provided with a flange plate.

7. A tool clamping apparatus for machine tool machining as claimed in claim 1, wherein:

The sliding ring (4) is arranged on the outer side of the rotating disc (2), and a sliding groove matched with the sliding ring (4) is formed in the shell (1).