CN220426848U

CN220426848U - Cutter clamping device

Info

Publication number: CN220426848U
Application number: CN202321919735.5U
Authority: CN
Inventors: 杨凯; 夏振芳
Original assignee: Baoji Hongsen Titanium Products Co ltd
Current assignee: Baoji Hongsen Titanium Products Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-02-02
Anticipated expiration: 2033-07-20

Abstract

In order to solve the problems that clamping force of a cutter is inconvenient to adjust and the cutter is inconvenient to replace in the prior art, the utility model provides a cutter clamping device. According to the utility model, the clamping and fixing of the cutter are realized by adopting a mode of combining air pressure and mechanical fixing, the fixing effect on the cutter is better, the cutter is convenient to switch in different cutter processes, the air pressure can be increased according to the requirement by adopting a pneumatic fixing mode so as to ensure tighter fixing of the cutter, and the vibration can be compensated to a certain extent.

Description

Cutter clamping device

Technical Field

The utility model belongs to the technical field of cutter installation, and particularly relates to a cutter clamping device.

Background

When the lathe is turning, according to the processing requirement of difference, probably need change the tool bit to guarantee better processingquality, the centre gripping of the cutter on the present numerical control lathe is fixed still comparatively traditional, and the lathe uses many afterwards, because frequently adorn dismouting cutter, leads to lathe main shaft taper hole and tapering sleeve to appear certain degree wearing and tearing, and then reduced locking force between the two. In addition, because the vibration is inevitably generated in the milling and drilling processes, the phenomenon that the cutter shakes easily occurs, the cutter cannot be adjusted in time in the operation process, and the conditions that the cutter scratches the processed surface and the like are easily caused. The phenomenon not only affects the processing quality of products, but also is easy to cause accidents, and the existing cutter clamping generally adopts a large number of bolts for fastening, so that the replacement is inconvenient.

Disclosure of Invention

In order to solve the problems that the clamping force of a cutter is inconvenient to adjust and the cutter is inconvenient to replace in the prior art, the cutter clamping device provided by the utility model realizes the clamping and fixing of the cutter by adopting a mode of combining air pressure and mechanical fixing, has a better fixing effect on the cutter, is convenient for switching among different cutter processes, can increase air pressure according to the requirement by adopting a pneumatic fixing mode so as to ensure the tighter fixing of the cutter, and can compensate the vibration to a certain extent.

The utility model provides a cutter clamping device which solves the technical problems and comprises a cutter holder, an adjusting frame, a cutter rest and a pneumatic clamping assembly, wherein the adjusting frame is fixed on the cutter holder, the installation position of the adjusting frame on the cutter holder is adjustable, the cutter rest is clamped on the adjusting frame, a three-jaw component for clamping a cutter is arranged on the cutter rest, the pneumatic clamping assembly controls the three-jaw component to open or clamp, and the pneumatic clamping assembly is arranged in the cutter holder.

Through this setting, when in actual use, the adjustable position of alignment jig on the blade holder, can select different cutters towards the work piece according to the processing demand of difference like this, convenient to use, can adapt to the demand of the different machined surfaces of work piece moreover, wherein the knife rest carries out the centre gripping to the cutter through three-jaw structure, the location effect is better, press from both sides the air pressure through pneumatic clamping assembly to the cutter and press from both sides tightly, the air pressure presss from both sides tightly to set up conveniently, and have certain cushioning effect to processing, can absorb the vibration of cutter in the course of working, can adjust clamping force according to actual use through the air pressure clamp in addition, guarantee the stability of cutter better, and then can improve processingquality, knife rest clamps on the alignment jig in addition, the installation and dismantlement are convenient.

Preferably, a sliding table matched with the machine tool sliding rail is arranged at the bottom of the tool apron. Through this setting, cutter clamping device can conveniently combine with the lathe.

Preferably, the adjusting frame comprises a cylinder body and an installing plate, wherein the installing plate is fixed outside the cylinder body, and a plurality of installing holes distributed in an array are formed in the installing plate. Through this setting, the alignment jig can adopt bolt fixed connection through mounting hole and blade holder, and when in actual use, the adjustment in alignment jig position is convenient for to the structure of barrel moreover.

Preferably, a clamping groove is formed in the cylinder body, and the adjusting frame is clamped in the clamping groove. Through the setting of draw-in groove, can inject the position of alignment jig well, improve the fixed stability of alignment jig.

Preferably, the pneumatic clamping assembly comprises an air pump and an air pipeline, wherein the air pump is arranged in the tool apron, and the air pipeline is connected with the adjusting frame and the air pump. The pneumatic clamping assembly is arranged inside the tool apron, so that the overall appearance effect can be improved.

Preferably, two symmetrically distributed clamping grooves are formed in the adjusting frame, and each clamping groove is internally provided with the adjusting frame. Through this setting, provide a plurality of installation positions that are used for installing the cutter on the blade holder, when in actual use, can install different cutters as required and reserve, make things convenient for the switching in the course of the work, also can adapt to the cutter of different grade type moreover, improve the suitability.

Preferably, a mounting cavity is formed in the tool apron, and one end of the cylinder body penetrates into the mounting cavity. Therefore, the cylinder body penetrates through the side wall of the tool apron, and the stability of installation of the adjusting frame on the tool apron can be improved.

Preferably, a compression plug is arranged at the upper end of the cylinder body, one end of the compression plug is provided with a conical compression block, and one end of the compression block extends into the cylinder body and extrudes the tool rest to enable the tool rest to be compressed on the cylinder body. Through this setting, the compression plug extrudes the knife rest through the compact heap under conical effect, with the knife rest extrusion fixed on the barrel, can improve the stability of knife rest, avoid rocking of knife rest in the course of the work.

Preferably, four mounting holes are formed, and the four mounting holes are distributed into a square shape. Through this setting, when adjusting the mounted position of adjusting the frame, a plurality of mounting holes can be changed at will to reach the application scope of more multi-angle.

Preferably, a sliding groove is formed in the bottom of the sliding table, and the sliding groove is a dovetail groove, an I-shaped groove or a T-shaped groove.

In summary, the technical scheme of the utility model has at least the following beneficial effects:

1. the pneumatic clamping assembly is designed, so that the cutter can be clamped pneumatically, the clamping is more reliable, and the cutter clamping and loosening are convenient to switch;

2. by designing the clamping device capable of carrying a plurality of cutters, the cutters are convenient to switch in one working process, the preparation time among working procedures is reduced, and the working efficiency is improved;

3. through pneumatic fixed mode, can increase gas pressure as required in order to guarantee the tighter fixed of cutter, can compensate the vibration to a certain extent.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic front view of the overall structure of one embodiment of the present utility model;

FIG. 2 is a schematic top view of an adjustment frame according to one embodiment of the present utility model;

FIG. 3 is a schematic top view of a barrel structure according to one embodiment of the present utility model;

fig. 4 is a schematic view of a three jaw component of a tool holder according to one embodiment of the utility model.

In the figure:

1. a tool apron; 2. an adjusting frame; 21. a cylinder; 22. a mounting plate; 23. a mounting hole; 3. a tool holder; 4. a sliding table; 5. a chute; 6. a clamping groove; 7. an air pump; 8. a gas line; 9. a mounting cavity; 10. a compression plug; 11. and (5) compacting the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment of a tool clamping device of the present utility model comprises a tool holder 1, an adjusting frame 2, a tool rest 3, and a pneumatic clamping assembly, wherein the adjusting frame 2 is fixed on the tool holder 1, the installation position of the adjusting frame on the tool holder 1 is adjustable, the tool rest 3 is clamped on the adjusting frame 2, a three-jaw member for clamping a tool is arranged on the tool rest 3, the pneumatic clamping assembly controls the three-jaw member to open or clamp, and the pneumatic clamping assembly is arranged in the tool holder 1.

In this embodiment, when in actual use, the adjustable position of alignment jig 2 on blade holder 1 can select different cutters towards the work piece according to the processing demand of difference, and is convenient to use, moreover can adapt to the demand of the different machined surfaces of work piece, wherein blade holder 3 carries out the centre gripping to the cutter through three-jaw structure, the location effect is better, carry out pneumatic clamping through pneumatic clamping assembly to the cutter, pneumatic clamping sets up conveniently, moreover, to processing has certain cushioning effect, can absorb the vibration of cutter in the course of the work, in addition can adjust clamping force according to actual use through pneumatic clamping, guarantee the stability of cutter better, and then can improve processingquality, blade holder 3 clamps on alignment jig 2 in addition, the installation and dismantlement are convenient, during actual production, clamping mode between blade holder 3 and the alignment jig 2 has multiple, also can adopt transition fit's groove and key.

In order to facilitate the combination of the tool clamping device and the machine tool, the bottom of the tool apron 1 is provided with a sliding table 4 matched with a slide rail of the machine tool. The tool holding device can be conveniently combined with a machine tool. When the sliding table is specifically arranged, a dovetail groove, an engineering groove or a T-shaped groove is formed in the bottom of the sliding table 4, and the arrangement of various groove types can be adapted to different sliding rail structures on the machine tool, so that the sliding table is wider in adaptability.

One embodiment of the adjusting frame 2 comprises a cylinder 21 and a mounting plate 22, wherein the mounting plate 22 is fixed outside the cylinder 21, and a plurality of mounting holes 23 distributed in an array are formed in the mounting plate 22. In this embodiment, the adjusting frame 2 may be fixedly connected with the tool apron 1 through a mounting hole by using bolts, and the structure of the cylinder 21 is convenient for adjusting the orientation of the adjusting frame 2 in actual use. In the utility model, preferably, four mounting holes are formed, and the four mounting holes are distributed into squares. When adjusting the mounted position of adjusting frame 2, a plurality of mounting holes can be exchanged at will and cooperated to reach the application scope of more angle.

One embodiment of the clamping connection of the tool rest 3 and the adjusting frame 2 in the utility model is that a clamping groove 6 is formed on the cylinder 21, and the adjusting frame 2 is clamped in the clamping groove 6. By means of the arrangement of the clamping grooves 6, the position of the adjusting frame 2 can be well defined, and the stability of fixing the adjusting frame 2 is improved.

The pneumatic clamping assembly comprises an air pump 7 and an air pipeline 8, wherein the air pump 7 is arranged in the tool apron 1, and the air pipeline 8 is connected with the adjusting frame 2 and the air pump 7. Wherein the pneumatic clamping assembly is arranged inside the tool apron 1, so that the overall appearance effect can be improved.

In order to achieve a better use effect, two symmetrically distributed clamping grooves 6 are formed in the adjusting frame 2, and each clamping groove 6 is internally provided with the adjusting frame 2. Through this setting, provided a plurality of installation positions that are used for installing the cutter on blade holder 1, when in actual use, can install different cutters as required and reserve, make things convenient for the switching in the course of the work, also can adapt to the cutter of different grade type moreover, improve the suitability.

In order to achieve a more stable installation effect, the tool holder 1 of the utility model is internally provided with the installation cavity 9, and one end of the cylinder 21 penetrates into the installation cavity 9. Thus, the cylinder 21 penetrates through the side wall of the tool holder 1, and the stability of the installation of the adjusting frame 2 on the tool holder 1 can be improved.

In order to better fix the tool rest 3, the utility model installs a compression plug 10 at the upper end of the cylinder 21, one end of the compression plug 10 is provided with a conical compression block 11, and one end of the compression block 11 extends into the cylinder 21 and presses the tool rest 3 to compress the tool rest 3 on the cylinder 21. Through this setting, the compression plug 10 extrudes knife rest 3 through compact heap 11 under conical effect, with knife rest 3 extrusion fixed on barrel 21, can improve the stability of knife rest 3, avoids rocking of knife rest 3 in the course of the work.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the utility model, such changes and modifications are also intended to be within the scope of the utility model.

Claims

1. The utility model provides a cutter clamping device, its characterized in that includes blade holder (1), alignment jig (2), knife rest (3), pneumatic clamping assembly, alignment jig (2) are fixed on blade holder (1) and the mounted position on blade holder (1) is adjustable, knife rest (3) clamping is on alignment jig (2), be equipped with the three-jaw component that is used for the centre gripping cutter on knife rest (3), pneumatic clamping assembly control three-jaw component opens or presss from both sides tightly, pneumatic clamping assembly sets up in blade holder (1).

2. A tool clamping device according to claim 1, characterized in that the bottom of the tool holder (1) is provided with a slide table (4) cooperating with a slide rail of the machine tool.

3. The tool clamping device according to claim 1, wherein the adjusting frame (2) comprises a cylinder (21) and a mounting plate (22), the mounting plate (22) is fixed outside the cylinder (21), and a plurality of mounting holes (23) distributed in an array are formed in the mounting plate (22).

4. A tool holding device according to claim 3, characterized in that the cylinder (21) is provided with a clamping groove (6), and the adjusting frame (2) is clamped in the clamping groove (6).

5. The tool clamping device according to claim 4, wherein the pneumatic clamping assembly comprises an air pump (7) and an air pipeline (8), the air pump (7) is arranged inside the tool apron (1), and the air pipeline (8) is connected with the adjusting frame (2) and the air pump (7).

6. The tool clamping device according to claim 1, wherein two symmetrically distributed clamping grooves (6) are formed in the adjusting frame (2), and the adjusting frame (2) is installed in each clamping groove (6).

7. A tool holding device according to claim 3, characterized in that the tool holder (1) is provided with a mounting cavity (9), and that one end of the cylinder (21) extends into the mounting cavity (9).

8. A tool holding device according to claim 3, characterized in that the upper end of the cylinder (21) is provided with a compression plug (10), one end of the compression plug (10) is provided with a conical compression block (11), and one end of the compression block (11) extends into the cylinder (21) and extrudes the tool rest (3) to compress the tool rest (3) on the cylinder (21).

9. A tool holding device according to claim 3, characterized in that the mounting holes are provided with four, four of the mounting holes (23) being distributed in a square.

10. The tool clamping device according to claim 2, wherein a sliding groove (5) is formed in the bottom of the sliding table (4), and the sliding groove (5) is a dovetail groove, an industrial groove or a T-shaped groove.