阅读说明：本技术 一种切削沟槽用的径向切削刀杆 (Radial cutting cutter bar for cutting groove ) 是由 宋和明 孙靖圻 韩瑞 于 2020-04-08 设计创作，主要内容包括：一种切削沟槽用的径向切削刀杆,是由镗杆组件、拉杆组件、导向套和支柱组成,其特征在于,导向套上有导向槽并套在镗杆上,支柱安装在镗床工作台上,拉杆组件一端用螺栓安装在支柱上,另一端与镗杆组件用销连接；所述组件是由镗杆、杠杆、拉簧钩板、拉簧、方刀杆、切槽刀、销和支架组成,方刀杆一端有用于安装切槽刀的小方孔,切槽刀插入后用螺钉紧定,杠杆安装在方刀杆和支架的槽中,用销插入孔；拉杆组件是由拉杆、钢球座和钢球组成,钢球放在钢球座的孔中并可转动,拉杆用螺栓将拉杆安装在支柱上,拉杆可绕螺栓转动；顺时针转动拉杆,钢球推动导向套右移,杠杆头部在导向套的槽中移动而使中间的销逆时针运动,推动方刀杆按图1箭头方向移动,完成切槽工作,逆时针转动拉杆即可退刀。(A radial cutting cutter bar for cutting grooves is composed of a boring bar assembly, a pull rod assembly, a guide sleeve and a support, and is characterized in that the guide sleeve is provided with a guide groove and sleeved on a boring bar, the support is arranged on a boring machine workbench, one end of the pull rod assembly is arranged on the support through a bolt, and the other end of the pull rod assembly is connected with the boring bar assembly through a pin; the assembly consists of a boring bar, a lever, a tension spring hook plate, a tension spring, a square cutter bar, a slotting cutter, a pin and a support, wherein one end of the square cutter bar is provided with a small square hole for installing the slotting cutter; the pull rod assembly consists of a pull rod, a steel ball seat and a steel ball, the steel ball is placed in a hole of the steel ball seat and can rotate, the pull rod is installed on the support through a bolt, and the pull rod can rotate around the bolt; the pull rod is rotated clockwise, the steel ball pushes the guide sleeve to move right, the head of the lever moves in the groove of the guide sleeve to enable the middle pin to move anticlockwise, the square cutter bar is pushed to move in the direction of an arrow in figure 1 to finish grooving, and the cutter can be withdrawn by rotating the pull rod anticlockwise.)

1. A radial cutting cutter bar for cutting grooves is composed of a boring bar assembly, a pull rod assembly, a guide sleeve and a support, and is characterized in that the guide sleeve is provided with a guide groove and sleeved on a boring bar, the support is arranged on a boring machine workbench, one end of the pull rod assembly is arranged on the support through a bolt, and the other end of the pull rod assembly is connected with the boring bar assembly through a pin; the assembly consists of a boring bar, a lever, a tension spring hook plate, a tension spring, a square cutter bar, a slotting cutter, a pin and a support, wherein the boring bar is provided with a hole for penetrating the tension spring and a square hole for installing the square cutter bar, and the support is welded on the boring bar; the head of the lever is embedded into the guide groove of the guide sleeve to play a role in guiding; one end of a tension spring is hooked on the tension spring hook plate, the other end of the tension spring is hooked on the lever, the slotting cutter is tightly fixed by a screw after being inserted into the small square hole, and the other end of the square cutter rod is milled with a groove for installing the lever; the bracket is provided with a groove, the lever is arranged in the grooves of the square cutter bar and the bracket, and a pin is inserted into the hole; the pull rod assembly is composed of a pull rod, a steel ball seat and a steel ball, the steel ball is placed in a hole of the steel ball seat and can rotate, the pull rod is installed on the support through a bolt, and the pull rod can rotate around the bolt.

Technical Field

The invention relates to the technical field of mechanical manufacturing, in particular to the technical field of machining.

Background

In the boring process of a boring machine, grooves are formed in some holes, which is a difficult problem for the boring machine without a radial cutting cutter head, so that a device which has a simple structure and is convenient to manufacture and used for cutting the grooves needs to be designed.

Disclosure of Invention

The invention aims to solve the problem and invents the expanding tire which has simple structure, convenient use and easy manufacture.

A radial cutting cutter bar for cutting grooves is composed of a boring bar assembly, a pull rod assembly, a guide sleeve and a support, and is characterized in that the guide sleeve is provided with a guide groove and sleeved on a boring bar, the support is arranged on a boring machine workbench, one end of the pull rod assembly is arranged on the support through a bolt, and the other end of the pull rod assembly is connected with the boring bar assembly through a pin; the assembly consists of a boring bar, a lever, a tension spring hook plate, a tension spring, a square cutter bar, a slotting cutter, a pin and a support, wherein the boring bar is provided with a hole for penetrating the tension spring and a square hole for installing the square cutter bar, and the support is welded on the boring bar; the head of the lever is embedded into the guide groove of the guide sleeve to play a role in guiding; one end of a tension spring is hooked on the tension spring hook plate, the other end of the tension spring is hooked on the lever, one end of the square cutter bar is provided with a small square hole for installing a slotting cutter, the slotting cutter is tightly fixed by a screw after being inserted, and the other end of the square cutter bar is milled with a groove for installing the lever; the bracket is provided with a groove, the lever is arranged in the grooves of the square cutter bar and the bracket, and a pin is inserted into the hole; the pull rod assembly consists of a pull rod, a steel ball seat and a steel ball, the pull rod and the steel ball seat are welded into a whole, the steel ball is placed in a hole of the steel ball seat and can rotate, the pull rod is arranged on the strut through a bolt, and the pull rod can rotate around the bolt;

drawings

FIG. 1 is a top view of the present invention

In the drawing, a boring rod assembly (1), a pull rod assembly (2), a guide sleeve (3) and a strut (4), wherein the guide sleeve (3) is sleeved on the excircle of the boring rod, and a guide groove is formed in the guide sleeve; the strut (4) is arranged on a boring machine workbench;

FIG. 2 is a view of the invention from direction A

In the drawing, a boring bar assembly (1), a pull rod assembly (2) and a guide sleeve (3), wherein a screw hole for mounting a pull rod is formed in a strut (4), the guide sleeve (3) is sleeved on the excircle of the boring bar, and a guide groove is formed in the guide sleeve; the strut (4) is arranged on a boring machine workbench, and B is the boring machine workbench;

FIG. 3 is a top view of the boring bar assembly (1) of the present invention

In the figure, a boring bar (1-1) is provided with a hole for penetrating a tension spring and a square hole for installing a square cutter bar, and a bracket (1-8) is welded; the C part of the head of the lever is embedded into the guide groove of the guide sleeve for guiding; one end of a tension spring (1-4) is hooked on a tension spring hook plate (1-3), the other end is hooked on a lever, one end of a square cutter bar (1-5) is provided with a small square hole for installing a slotting cutter, the slotting cutter (1-6) is tightly fixed by a screw after being inserted, and the other end of the square cutter bar is milled with a groove for installing the lever; the bracket (1-8) is provided with a groove, the lever (1-2) is arranged in the grooves of the square cutter bar and the bracket (1-8), and a pin (1-7) is inserted into the hole;

FIG. 4 is a view of the boring bar assembly (1) of the present invention in the direction B

In the drawing, a bracket (1-8) is welded on a boring bar (1-1), a groove for installing a lever is arranged on a square cutter bar (1-5), a pin (1-7) is inserted into the groove for installing the square cutter bar and the bracket (1-8) by a lever (1-2) to connect the bracket, the lever and the square cutter bar into a whole;

FIG. 5 is a top view of the tie rod assembly (2) of the present invention

In the figure, a pull rod (2-1), a steel ball seat (2-2), the pull rod and the steel ball seat are welded into a whole, a steel ball (2-3) is placed in a hole of the steel ball seat and can rotate, the pull rod is arranged on a support (4) through a bolt, and the pull rod can rotate around the bolt;

Detailed Description

A radial cutting cutter bar for cutting grooves is composed of a boring bar assembly, a pull rod assembly, a guide sleeve and a support, and is characterized in that the guide sleeve is provided with a guide groove and sleeved on a boring bar, the support is arranged on a boring machine workbench, one end of the pull rod assembly is arranged on the support through a bolt, and the other end of the pull rod assembly is connected with the boring bar assembly through a pin; the assembly consists of a boring bar, a lever, a tension spring hook plate, a tension spring, a square cutter bar, a slotting cutter, a pin and a support, wherein the boring bar is provided with a hole for penetrating the tension spring and a square hole for installing the square cutter bar, and the support is welded on the boring bar; the head of the lever is embedded into the guide groove of the guide sleeve to play a role in guiding; one end of a tension spring is hooked on the tension spring hook plate, the other end of the tension spring is hooked on the lever, one end of the square cutter bar is provided with a small square hole for installing a slotting cutter, the slotting cutter is tightly fixed by a screw after being inserted, and the other end of the square cutter bar is milled with a groove for installing the lever; the bracket is provided with a groove, the lever is arranged in the grooves of the square cutter bar and the bracket, and a pin is inserted into the hole; the pull rod assembly consists of a pull rod, a steel ball seat and a steel ball, the pull rod and the steel ball seat are welded into a whole, the steel ball is placed in a hole of the steel ball seat and can rotate, the pull rod is arranged on the strut through a bolt, and the pull rod can rotate around the bolt; the pull rod is rotated clockwise, the steel ball pushes the guide sleeve to move right, the head of the lever moves in the groove of the guide sleeve to enable the middle pin to move anticlockwise, the square cutter bar is pushed to move in the direction of an arrow in figure 1 to finish grooving, and the cutter can be withdrawn by rotating the pull rod anticlockwise.