Cutter depth automatic adjusting mechanism for through hole and blind hole of high-speed drilling machine

Abstract

The utility model belongs to the technical field of high-speed drilling machines, and particularly relates to an automatic depth adjusting mechanism of a cutter for a through hole and a blind hole of a high-speed drilling machine, which comprises a control box and a mounting sleeve, one side of the control box is fixedly connected with a touch screen, and a controller, a memory, a positioning module, a communication module and a power supply are arranged in the control box. One end of the mounting sleeve is fixedly connected with a motor, the output end of the motor is fixedly connected with a lead screw, the end, located in the mounting sleeve, of the lead screw is sleeved with a threaded sleeve in a threaded mode, and the end, away from the lead screw, of the threaded sleeve penetrates through the inner wall of the mounting sleeve and extends outwards; the output end of the power supply and the output end of the positioning module are connected with the input end of the controller. According to the high-speed drilling machine, due to the arrangement of the control adjusting mechanism, when the high-speed drilling machine drills the same product at different depths, a cutter does not need to be replaced, and therefore the quality of blind holes and the productivity efficiency of the product are effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-speed drilling machines, in particular to an automatic depth adjustment mechanism for a tool used for through holes and blind holes of a high-speed drilling machine. Background Art

[0002] Machine tools refer to machines used to manufacture machines, also known as machine tools or machine tools, and are usually referred to as machine tools. They are generally divided into metal cutting machine tools, forging machine tools, and woodworking machine tools. There are many ways to process mechanical parts in modern machinery manufacturing: in addition to cutting, there are also casting, forging, welding, stamping, extrusion, etc. However, all parts with high precision requirements and fine surface roughness requirements generally need to be processed on machine tools by cutting methods.

[0003] Among them, high-speed CNC drilling machine tools are entering the era of high-speed processing due to their high overall processing efficiency, which is 3-5 times that of ordinary drilling machines. The rapid movement and positioning of moving parts and high-speed cutting processing of high-speed CNC drilling machine tools have greatly improved productivity. In addition, when used in conjunction with a tool magazine, continuous processing of multiple processes can be achieved on one machine tool, reducing the inter-process turnover time of semi-finished products and further improving productivity.

[0004] However, the existing blind hole tool switching mechanism for high-speed drilling machines is relatively simple. When drilling holes of different depths on the same product, it is necessary to replace tools with different processing depths for processing, thereby reducing the quality of the blind holes and the product production efficiency. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the above background technology that when drilling holes of different depths on the same product, it is necessary to replace tools of different processing depths for processing, and to propose an automatic depth adjustment mechanism for tools used in high-speed drilling machines for through holes and blind holes.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A tool depth automatic adjustment mechanism for through-hole and blind-hole of a high-speed drilling machine comprises a control box and a mounting sleeve, a touch screen is fixedly connected to one side of the control box, a controller, a memory, a positioning module, a communication module and a power supply are arranged in the control box, a motor is fixedly connected to one end of the mounting sleeve, a lead screw is fixedly connected to the output end of the motor, a threaded sleeve is threadedly connected to one end of the lead screw located in the mounting sleeve, an end of the threaded sleeve away from the lead screw passes through the inner wall of the mounting sleeve and extends outward, the output ends of the power supply and the positioning module are both connected to the input end of the controller, the output end of the controller is respectively connected to the input end of the memory and the motor, and the output ends of the communication module and the touch screen are both bidirectionally connected to the input end of the controller.

[0008] Preferably, a power connector is fixedly embedded on the outer wall of the control box, and the output end of the power connector is connected to the input end of the power supply.

[0009] Preferably, a plurality of slide blocks are fixedly connected to the outer wall of the threaded sleeve, a slide groove corresponding to the slide block is provided on the inner wall of the mounting sleeve, a slide rod is fixedly connected in the slide groove, and a slide opening corresponding to the slide rod is provided on the slide block.

[0010] Preferably, a threaded connection groove is provided at one end of the threaded sleeve away from the lead screw.

[0011] Preferably, a plurality of steel balls are slidably connected to the inner wall of the mounting sleeve, and the edges of the steel balls are in contact with the threaded sleeve.

[0012] Preferably, a fastening block is fixedly connected to the outer wall of the mounting sleeve, and a fastening opening is provided on the fastening block.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model controls the setting of the adjustment mechanism so that the high-speed drilling machine does not need to replace the tool when drilling holes of different depths on the same product, thereby effectively improving the quality of the blind holes and the product production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of an automatic depth adjustment mechanism for a tool used in a high-speed drilling machine for through holes and blind holes proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of a control system for a tool depth automatic adjustment mechanism for through-hole and blind-hole drilling machines proposed by the utility model;

[0017] Figure 3 These are the code diagrams for the two drilling tools proposed in Example 2.

[0018] In the figure: 1 control box, 2 installation sleeve, 3 touch screen, 4 controller, 5 memory, 6 positioning module, 7 communication module, 8 power supply, 9 motor, 10 lead screw, 11 threaded sleeve, 12 power connector, 13 slider, 14 slide rod, 15 steel ball, 16 fastening block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Embodiment 1:

[0021] Reference Figure 1-2 , a tool depth automatic adjustment mechanism for through-hole and blind-hole drilling of a high-speed drilling machine, comprising a control box 1 and a mounting sleeve 2, a fastening block 16 is fixedly connected to the outer wall of the mounting sleeve 2, a fastening port is provided on the fastening block 16, and the mounting sleeve 2 is convenient for fixing the mounting sleeve 2, a touch screen 3 is fixedly connected to one side of the control box 1, and a control command is convenient for inputting control instructions, a controller 4, a memory 5, a positioning module 6, a communication module 7 and a power supply 8 are arranged in the control box 1, and a motor 9 is fixedly connected to one end of the mounting sleeve 2, and is used to drive the lead screw 10 to rotate;

[0022] In this embodiment, the output end of the motor 9 is fixedly connected with a lead screw 10, which is used to drive the threaded sleeve 11 to slide. The end of the threaded sleeve 11 away from the lead screw 10 is provided with a threaded connection groove. The end of the lead screw 10 located in the mounting sleeve 2 is threadedly sleeved with the threaded sleeve 11, which is used to adjust the depth of the tool. The end of the threaded sleeve 11 away from the lead screw 10 penetrates the inner wall of the mounting sleeve 2 and extends outward. A plurality of sliders 13 are fixedly connected to the outer wall of the threaded sleeve 11, and the inner wall of the mounting sleeve 2 is provided with sliding grooves corresponding to the sliders 13;

[0023] In this embodiment, a slide rod 14 is fixedly connected in the slide groove, and a slide port corresponding to the slide rod 14 is provided on the slide block 13 for supporting the slide block 13. A plurality of steel balls 15 are slidably connected to the inner wall of the mounting sleeve 2, and the edges of the steel balls 15 are in contact with the threaded sleeve 11. The output ends of the power supply 8 and the positioning module 6 are both connected to the input end of the controller 4.

[0024] In this embodiment, the output end of the controller 4 is connected to the input end of the memory 5 and the motor 9 respectively, the output ends of the communication module 7 and the touch screen 3 are bidirectionally connected to the input end of the controller 4, and a power connector 12 is fixedly embedded on the outer wall of the control box 1, and the output end of the power connector 12 is connected to the input end of the power supply 8.

[0025] In this embodiment, a control command is inputted through the touch screen 3, and then the controller 4 controls the motor 9 to start, and the motor 9 drives the threaded sleeve 11 to slide through the lead screw 10 to adjust the tool depth.

[0026] In this embodiment, by controlling the setting of the adjustment mechanism, the high-speed drilling machine does not need to replace the tool when drilling holes of different depths on the same product, thereby effectively improving the quality of blind holes and product production efficiency.

[0027] Embodiment 2:

[0028] In this embodiment, refer to Figure 3 , add tool parameters (spindle speed, feed speed, retract speed) and drilling depth compensation value at the beginning of the original drilling program, delete two or more original tools and keep one tool.

[0029] In this embodiment, the code M25 M48 is added to the two tool numbers at two depths of the original drilling program, and the tool number is the same as the tool number at the beginning of the program, and the tool parameters (spindle speed, feed speed, retract speed) and drilling depth compensation value are added.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A tool depth automatic adjustment mechanism for through-hole and blind-hole drilling of a high-speed drilling machine, comprising a control box (1) and a mounting sleeve (2), characterized in that: A touch screen (3) is fixedly connected to one side of the control box (1); a controller (4), a memory (5), a positioning module (6), a communication module (7) and a power supply (8) are arranged inside the control box (1); a motor (9) is fixedly connected to one end of the mounting sleeve (2); a lead screw (10) is fixedly connected to the output end of the motor (9); one end of the lead screw (10) located inside the mounting sleeve (2) is threadedly sleeved with a threaded sleeve (11); an end of the threaded sleeve (11) away from the lead screw (10) passes through the inner wall of the mounting sleeve (2) and extends outward; the output ends of the power supply (8) and the positioning module (6) are both connected to the input end of the controller (4); the output end of the controller (4) is respectively connected to the input ends of the memory (5) and the motor (9); and the output ends of the communication module (7) and the touch screen (3) are both bidirectionally connected to the input end of the controller (4).

2. The automatic depth adjustment mechanism for a through-hole or blind-hole tool of a high-speed drilling machine according to claim 1, characterized in that: A power connector (12) is fixedly embedded on the outer wall of the control box (1), and the output end of the power connector (12) is connected to the input end of the power source (8).

3. The automatic depth adjustment mechanism for a through-hole or blind-hole tool of a high-speed drilling machine according to claim 1, characterized in that: A plurality of slide blocks (13) are fixedly connected to the outer wall of the threaded sleeve (11), a slide groove corresponding to the slide block (13) is provided on the inner wall of the mounting sleeve (2), a slide rod (14) is fixedly connected in the slide groove, and a slide opening corresponding to the slide rod (14) is provided on the slide block (13).

4. The automatic depth adjustment mechanism for a through-hole or blind-hole tool of a high-speed drilling machine according to claim 1, characterized in that: A threaded connection groove is provided at one end of the threaded sleeve (11) away from the lead screw (10).

5. The automatic depth adjustment mechanism for a through-hole or blind-hole tool of a high-speed drilling machine according to claim 1, characterized in that: A plurality of steel balls (15) are slidably connected to the inner wall of the installation sleeve (2), and the edges of the steel balls (15) are in contact with the threaded sleeve (11).

6. The automatic depth adjustment mechanism for a through-hole or blind-hole tool of a high-speed drilling machine according to claim 1, characterized in that: A fastening block (16) is fixedly connected to the outer wall of the installation sleeve (2), and a fastening opening is provided on the fastening block (16).

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