CN206839321U - A kind of chamfering tool and equipment - Google Patents

Abstract

The utility model discloses a kind of chamfering tool and equipment, handle of a knife, the toolbox for carrying out chamfering to workpiece and the positioning component for positioning workpiece that its chamfering tool includes with drive mechanism being connected and can rotating under the active force of the drive mechanism, handle of a knife, toolbox and positioning component are fixedly connected with, and toolbox includes the knife bar being fixedly connected with handle of a knife and the rose reamer being arranged on knife bar；Its chamfering device includes base, and column is provided with base, and chamfering tool described above and the drive mechanism for driving handle of a knife to rotate are provided with column.It can improve chamfering efficiency, and and can ensures chamfering precision.

Description

A chamfering tool and equipment

technical field

The utility model relates to the technical field of mechanical equipment, in particular to a chamfering tool and equipment.

Background technique

At present, in the machining industry, when chamfering large-diameter inner circular holes, CNC milling machines are generally used for processing or ordinary drilling machines are used for processing.

However, existing CNC milling machines and ordinary drilling machines have the following defects when chamfering the large-caliber inner circle hole:

(1) When the CNC milling machine is used for processing, the processing cost is relatively high. In addition, the high working surface makes it inconvenient to disassemble and clamp large-sized products, which reduces production efficiency;

(2) When using an ordinary drilling machine for processing, since there is no large-scale chamfering tool at present, when using a simple tool holder for chamfering, the chamfering accuracy cannot be guaranteed.

Therefore, it is necessary to develop a chamfering tool, which can ensure the chamfering angle while improving the chamfering efficiency.

Utility model content

In order to overcome the deficiencies of the prior art, one of the purposes of this utility model is to provide a chamfering tool, which can improve the chamfering efficiency and ensure the chamfering accuracy;

The second purpose of the utility model is to provide a chamfering device.

One of purpose of the utility model adopts following technical scheme to realize:

A chamfering tool, comprising a tool handle connected to a driving mechanism and capable of rotating under the force of the driving mechanism, a tool assembly for chamfering a workpiece, and a positioning assembly for positioning the workpiece. The knife handle, the knife assembly and the positioning assembly are all fixedly connected, and the knife assembly includes a knife bar fixedly connected to the knife handle and a chamfering knife arranged on the knife bar.

Further, the cutter bar is provided with a mounting hole for installing the chamfering knife, and the chamfering knife is fixedly connected to the knife bar by screws.

Further, there are two chamfering knives and two mounting holes, and the two chamfering knives are respectively located at two ends of the knife rod.

Further, a limiting portion is provided at the lower end of the knife handle, and a limiting hole is provided on the knife rod to cooperate with the limiting portion.

Further, the cross-sections of the limiting portion and the limiting hole are both polygonal.

Further, the handle is fixedly connected with the cutter assembly and the positioning assembly through screws, and the handle, the cutter assembly, and the positioning assembly are arranged coaxially.

Further, the positioning assembly includes a positioning plate for positioning workpieces and a guide plate located below the positioning plate.

Further, the knife rod is provided with a slot at the chamfering knife, the positioning disc is provided with a first opening at a position opposite to the slot, and the guide disc is provided at a position opposite to the slot. There is a second opening.

Two of the purpose of the utility model adopts following technical scheme to realize:

A chamfering device, comprising a base, on which a column is arranged, on which the chamfering tool as described in any one of the above items and a driving mechanism for driving the tool handle to rotate.

Further, the base is provided with a clamping mechanism for fixing the workpiece, and the clamping mechanism is located below the chamfering tool.

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

(1) It is equipped with a positioning component, which can position the workpiece to be processed, and does not require a large work surface, so that its structure is simple, the number of parts is reduced, and it is easy to disassemble and install. When the workpiece to be processed is positioned well, the workpiece can be processed, the operation is simple, and the processing efficiency can be improved;

(2) The tool assembly includes a chamfering knife, which is arranged on the tool holder to facilitate the chamfering of the large-diameter inner circle of the workpiece and ensure the chamfering accuracy.

Description of drawings

Fig. 1 is the perspective view of the utility model chamfering frock;

Fig. 2 is a schematic diagram of the explosion structure of the utility model chamfering frock;

Fig. 3 is a reference diagram of the use state of the utility model chamfering tool;

Fig. 4 is the perspective view of the utility model chamfering equipment;

Fig. 5 is a reference diagram of the use state of the chamfering equipment of the present invention.

In the figure: 10. Chamfering tooling; 11. Knife handle; 111. Limiting part; 12. Tool assembly; 121. Knife bar; 122. Chamfering knife; head; 13. positioning component; 131. positioning plate; 132. guide plate; 133. first opening; 134. second opening; 135. screw; 14. pin; 20. chamfering equipment; 21. driving mechanism; 211. 22. Base; 23. Column; 24. Clamping mechanism; 241. Pneumatic tightening mechanism; 242. Side plate; 30. Workpiece; 31. Orifice; 32. Motor housing.

detailed description

Below, the utility model will be further described in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, on the premise of not conflicting, the various embodiments or technical features described below can be combined arbitrarily to form new implementations. example.

As shown in Figures 1-3, the chamfering tooling of the embodiment of the utility model includes a tool handle 11 that is connected to the driving mechanism 21 and can rotate under the force of the driving mechanism 21, and is used for chamfering the workpiece 30. The tool assembly 12 of the corner and the positioning assembly 13 for positioning the workpiece 30 are all fixedly connected to the knife handle 11, the tool assembly 12 and the positioning assembly 13. The chamfering knife 122 on 121.

By setting the positioning assembly 13, the positioning assembly 13 can position the workpiece 30 to be processed, so that the purpose of not needing a large work surface is realized, and its structure is simple, the number of parts is reduced, and it is easy to disassemble and install. The positioning assembly 13 positions the workpiece 30 to be processed (in actual operation, the clamping mechanism 24 is generally used to fix the workpiece 30 to be processed), and the workpiece 30 can be processed without the control of a computer. The operation is simple and can Improve processing efficiency; Its cutter assembly 12 comprises chamfering knife 122, and this chamfering knife 122 is arranged on the tool bar 121, makes chamfering knife 122 easy to carry out contact grinding (as shown in Figure 3 As shown), it is convenient to chamfer the hole 31, and can ensure the chamfering accuracy; wherein, the handle 11, the tool assembly 12 and the positioning assembly 13 are all fixedly connected, and when the driving mechanism 21 drives the handle 11 to rotate, the tool The assembly 12 and the positioning assembly 13 are also rotated together, and the chamfering knife 122 on the cutter assembly 12 can grind the edge of the hole 31 during the rotation.

As a preferred embodiment, as shown in FIG. 2 , the cutter bar 121 is provided with a mounting hole for installing the chamfering knife 122 , and the chamfering knife 122 is fixedly connected to the knife bar 121 through a screw 135 . There are two chamfering knives 122 and two mounting holes, and the two chamfering knives 122 are respectively located at two ends of the knife bar 121 . A limiting portion 111 is provided at the lower end of the handle 11 , and a limiting hole 124 matching the limiting portion 111 is provided on the knife rod 121 . Sections of the limiting portion 111 and the limiting hole 124 are both polygonal. The knife handle 11 is fixedly connected with the cutter assembly 12 and the positioning assembly 13 by screws 135, and the knife handle 11, the cutter assembly 12 and the positioning assembly 13 are arranged coaxially.

Specifically, the chamfering knife is first arranged in the mounting hole, and then the screw 135 is tightened on the side, so that the chamfering knife 122 is fixed more conveniently, and one end of the chamfering knife 122 is fixed with a grinding head 125 for grinding the hole 31 , there are two chamfering knives 122, which are respectively located at the two ends of the knife bar 121. When grinding, the force on the knife bar 121 is balanced and not easy to break; in addition, a plurality of chamfering knives 122 can be set, such as two knives The components 12 are vertically intersected together, and at this time, four chamfering knives 122 can be provided. The lower end of the knife handle 11 is provided with a limiter 111, and the limiter 111 matches the limit hole 124 on the knife bar 121, which is beneficial to the connection between the knife handle 11 and the cutter assembly 12. The limiter 111 and the limiter hole The cross section of 124 is polygonal, can prevent cutter assembly 12 from rotating relative to handle of a knife 11; The same center will not be separated due to centrifugal force; as shown in Figure 3, in operation, its positioning assembly 13 can extend into the orifice 31 of the large-caliber inner circle of the workpiece 30, so that the workpiece 30 is positioned in the horizontal direction, which is also convenient In order to grind the edge of the orifice 31.

As a preferred embodiment, as shown in FIG. 2 , the positioning assembly 13 includes a positioning plate 131 for positioning the workpiece 30 and a guide plate 132 located below the positioning plate 131 . The tool bar 121 is provided with a slot 123 at the chamfering knife 122 , the positioning disc 131 is provided with a first opening 133 at a position opposite to the slot 123 , and the guide disc 132 is provided with a second opening 134 at a position opposite to the slot 123 .

Specifically, the guide plate 132 is disc-shaped, which is convenient for the positioning assembly 13 to extend into the hole 31 for positioning and grinding, and the positioning plate 131 is convenient for fixing the guide plate 132; its positioning plate 131 is provided with a first opening at the relative position of the slot 123 133, the guide plate 132 is provided with a second opening 134 at the opposite position of the slot 123, and its slot 123, first opening 133 and second opening 134 are convenient for powder discharge during grinding; its cutter assembly 12 and positioning assembly 13 can pass through Pin 14 is fixed.

As shown in Figure 4, the utility model embodiment also provides a chamfering equipment 20, including a base 22, a column 23 is arranged on the base 22, and the above-mentioned chamfering tool 10 is arranged on the column 23 and is used to drive the handle 11 A drive mechanism 21 for rotational movement.

As a preferred embodiment, the driving mechanism 21 is provided with a rotating head 211, and the rotating head 211 is fixedly connected with the knife handle 11. The driving mechanism 21 can drive the rotating head 211 to rotate, thereby driving the knife handle 11 to rotate, and then driving the tool assembly 12 to grind Orifice 31; its base 22 can support workpiece 30, and this workpiece 30 can be motor casing.

Preferably, the base 22 is provided with a clamping mechanism 24 for fixing the workpiece, and the clamping mechanism 24 is located below the chamfering tool 10 . The clamping mechanism 24 can be a pneumatic clamping mechanism 241, and a side plate 242 is also fixed on the opposite side of the clamping mechanism 24. The side plate 242 and the clamping mechanism 24 can prevent the workpiece 30 from shaking when it is polished, and improve the precision of grinding. .

The above-mentioned embodiments are only preferred embodiments of the present utility model, and cannot be used to limit the scope of protection of the present utility model. The scope of protection required by the utility model.

Claims (10)

1. A kind of chamfering tool, it is characterized in that: comprise the handle of a knife that is connected with driving mechanism and can do rotation movement under the active force of described driving mechanism, be used for the cutter assembly that workpiece is chamfered and be used for positioning The positioning assembly of the workpiece, the tool handle, the tool assembly and the positioning assembly are all fixedly connected, and the tool assembly includes a knife bar fixedly connected to the knife handle and a chamfering knife arranged on the knife bar . 2. The chamfering tool according to claim 1, characterized in that: the cutter bar is provided with a mounting hole for installing the chamfering knife, and the chamfering knife is fixedly connected to the knife bar by screws. 3. The chamfering tool according to claim 2, characterized in that: the number of the chamfering knife and the mounting hole is two, and the two chamfering knives are respectively located at the two ends of the knife bar . 4 . The chamfering tool according to claim 1 , wherein a limiting portion is provided at the lower end of the tool handle, and a limiting hole is provided on the tool bar to match the limiting portion. 5 . 5 . The chamfering tool according to claim 4 , wherein the cross-sections of the limiting portion and the limiting hole are both polygonal. 6. The chamfering tool according to claim 1, characterized in that: the handle is fixedly connected with the cutter assembly and the positioning assembly through screws, and the handle, the cutter assembly and the positioning assembly Component coaxial setup. 7 . The chamfering tool according to claim 1 , wherein the positioning assembly includes a positioning plate for positioning the workpiece and a guide plate located below the positioning plate. 8 . 8. The chamfering tool according to claim 7, characterized in that: the tool bar is provided with a slot at the chamfering knife, and the positioning plate is provided with a first opening at a position opposite to the slot , the guide disc is provided with a second opening at a position opposite to the slot. 9. A chamfering equipment, comprising a base, a column is arranged on the base, and it is characterized in that: the chamfering tool as claimed in any one of claims 1-8 is arranged on the column and is used to drive the knife The drive mechanism for the handle to rotate. 10. The chamfering equipment according to claim 9, characterized in that: the base is provided with a clamping mechanism for fixing the workpiece, and the clamping mechanism is located below the chamfering tool.