Cutter clamping and replacing structure for numerical control grinding machine

Abstract

The cutter clamping and replacing structure for the numerical control grinding machine comprises a numerical control grinding machine shell, a movable shaft and a protection frame, the movable shaft is installed in the numerical control grinding machine shell through a bearing, the protection frame is installed on the outer wall of the movable shaft, and an arc-shaped clamping block is installed on the outer wall of the protection frame. An air pump is arranged in the arc-shaped clamping block, a connecting pipe is installed at the output end of the air pump, an arc-shaped pneumatic clamping block is installed on one side of the arc-shaped clamping block, one end of the connecting pipe is connected with one end of the arc-shaped pneumatic clamping block, and second grinding equipment is arranged on the inner wall of the numerical control grinding machine shell. According to the numerical control grinding machine tool body replacement device, the motor drives the movable shaft to rotate, so that the movable shaft drives the protection frame to rotate, and the protection frame drives the numerical control grinding machine tool body at the position of the arc-shaped pneumatic clamping block to replace the numerical control grinding machine tool body; and the numerical control grinding machine tool body at the motor is inserted into the second grinding equipment, so that quick replacement is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control grinders, in particular to a tool clamping and replacing structure for numerical control grinders. Background Art

[0002] CNC grinding machines are machine tools that use abrasive tools to grind the surface of workpieces. Most grinders use high-speed rotating grinding wheels for grinding, while a few use other grinding tools such as oilstones and abrasive belts and free abrasives for processing, such as honing machines, superfinishing machines, belt grinders, grinders and polishers. CNC grinding machines include CNC surface grinders, CNC centerless grinders, CNC internal and external cylindrical grinders, CNC vertical universal grinders, CNC coordinate grinders, CNC forming grinders, etc.

[0003] However, the existing tool clamping and replacement structure for CNC grinders has the following problems during use: the traditional tool replacement clamp requires the operator to take out and replace the tool, which requires a lot of manpower, low work efficiency, and long operation time, making it not practical. Utility Model Content

[0004] The purpose of the utility model is to provide a tool clamping and replacing structure for a numerically controlled grinder to solve the related problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tool clamping and replacing structure for a CNC grinder, comprising a CNC grinder shell, a movable shaft and a protective frame, the interior of the CNC grinder shell is provided with a movable shaft through a bearing, and the outer wall of the movable shaft is provided with a protective frame, the outer wall of the protective frame is provided with an arc-shaped clamping block, an air pump is provided inside the arc-shaped clamping block, and a connecting pipe is provided at the output end of the air pump, an arc-shaped pneumatic clamping block is provided on one side of the arc-shaped clamping block, one end of the connecting pipe is connected to one end of the arc-shaped pneumatic clamping block, a second grinding device is provided on the inner wall of the CNC grinder shell, and the output end of the second grinding device is in contact with the CNC grinder tool body.

[0006] The technical solution provides a tool clamping and replacing structure for a CNC grinder, wherein a moving mechanism is installed inside a housing of the CNC grinder, and a first grinding device is arranged inside the moving mechanism.

[0007] The technical solution provides a tool clamping and replacing structure for a CNC grinder, wherein a protective door is installed on the outer wall of the CNC grinder housing.

[0008] The technical solution provides a tool clamping and replacing structure for a CNC grinder, wherein a positioning shaft is installed at the top of a housing of the CNC grinder, and a display screen is installed on the outer wall of the positioning shaft.

[0009] The technical solution provides a tool clamping and replacing structure for a CNC grinder. A cylinder is arranged on the rear wall of the CNC grinder housing, and an output end of the cylinder is connected to one end of a motor.

[0010] Compared with the prior art, the utility model provides a tool clamping and replacing structure for a CNC grinder, which has the following beneficial effects:

[0011] 1. The utility model starts the motor to drive the movable shaft to rotate, so that the movable shaft drives the protective frame to rotate, and the protective frame drives the CNC grinder tool body at the position of the arc-shaped pneumatic clamping block to be replaced, and by starting the cylinder to push the motor, the CNC grinder tool body at the motor is inserted into the second grinding device, which is convenient for quick replacement.

[0012] 2. The utility model makes the position of the arc-shaped pneumatic clamping block fit with the position of the CNC grinder tool body, then starts the air pump to tighten the arc-shaped pneumatic clamping block through the connecting pipe, so that the arc-shaped pneumatic clamping block clamps the position of the CNC grinder tool body, which is convenient for clamping and fixing. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0014] Figure 2 For the utility model Figure 1 A schematic diagram of the enlarged structure at point A;

[0015] Figure 3 It is a schematic diagram of the main structure of the utility model.

[0016] In the figure: 1. CNC grinder housing; 2. Moving mechanism; 3. First grinding device; 4. CNC grinder tool body; 5. Motor; 6. Movable shaft; 7. Protective frame; 8. Arc clamping block; 9. Positioning shaft; 10. Display screen; 11. Connecting pipe; 12. Air pump; 13. Arc pneumatic clamping block; 14. Protective door; 15. Second grinding device. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Embodiment 1, as Figure 1-2As shown, the utility model provides a technical solution: a tool clamping and replacing structure for a CNC grinder, comprising a CNC grinder housing 1, a movable shaft 6 and a protective frame 7, the interior of the CNC grinder housing 1 is equipped with a movable shaft 6 through a bearing, and the outer wall of the movable shaft 6 is equipped with a protective frame 7, the outer wall of the protective frame 7 is equipped with an arc-shaped clamping block 8, an air pump 12 is arranged inside the arc-shaped clamping block 8, and a connecting pipe 11 is arranged at the output end of the air pump 12, an arc-shaped pneumatic clamping block 13 is arranged on one side of the arc-shaped clamping block 8, one end of the connecting pipe 11 is connected to one end of the arc-shaped pneumatic clamping block 13, a second grinding device 15 is arranged on the inner wall of the CNC grinder housing 1, and the output end of the second grinding device 15 is in contact with the CNC grinder tool body 4, A moving mechanism 2 is installed inside the CNC grinder housing 1, and a first grinding device 3 is arranged inside the moving mechanism 2. A protective door 14 is installed on the outer wall of the CNC grinder housing 1. A positioning shaft 9 is installed on the top of the CNC grinder housing 1, and a display screen 10 is installed on the outer wall of the positioning shaft 9. A cylinder is arranged on the rear wall of the CNC grinder housing 1, and the output end of the cylinder is connected to one end of the motor 5. By starting the motor 5 to drive the movable shaft 6 to rotate, the movable shaft 6 drives the protective frame 7 to rotate, and the protective frame 7 drives the CNC grinder tool body 4 at the position of the arc-shaped pneumatic clamping block 13 to be replaced. By starting the cylinder to push the motor 5, the CNC grinder tool body 4 at the motor 5 is inserted into the second grinding device 15, which is convenient for quick replacement.

[0019] Working principle: First, turn on the external power supply, and the operator can fit the position of the arc-shaped pneumatic clamping block 13 with the position of the CNC grinder tool body 4, then start the air pump 12 to tighten the arc-shaped pneumatic clamping block 13 through the connecting pipe 11, so that the arc-shaped pneumatic clamping block 13 clamps the position of the CNC grinder tool body 4, and then start the cylinder to push the motor 5, and the CNC grinder tool body 4 at the motor 5 is inserted into the second grinding device 15, which is convenient for quick replacement, and then start the motor 5 to drive the movable shaft 6 to rotate, so that the movable shaft 6 drives the protective frame 7 to rotate, and the protective frame 7 drives the CNC grinder tool body 4 at the position of the arc-shaped pneumatic clamping block 13 to be replaced.

[0020] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A tool clamping and replacing structure for a CNC grinding machine, comprising a CNC grinding machine housing (1), a movable shaft (6) and a protective frame (7), characterized in that: A movable shaft (6) is installed inside the CNC grinding machine housing (1) through a bearing, and a protective frame (7) is installed on the outer wall of the movable shaft (6), an arc-shaped clamping block (8) is installed on the outer wall of the protective frame (7), an air pump (12) is arranged inside the arc-shaped clamping block (8), and a connecting pipe (11) is installed at the output end of the air pump (12), an arc-shaped pneumatic clamping block (13) is installed on one side of the arc-shaped clamping block (8), one end of the connecting pipe (11) is connected to one end of the arc-shaped pneumatic clamping block (13), and a second grinding device (15) is arranged on the inner wall of the CNC grinding machine housing (1), and the output end of the second grinding device (15) is in contact with the CNC grinding machine tool body (4).

2. The tool clamping and replacing structure for a CNC grinding machine according to claim 1, characterized in that: A moving mechanism (2) is installed inside the housing (1) of the numerically controlled grinding machine, and a first grinding device (3) is arranged inside the moving mechanism (2).

3. The tool clamping and replacing structure for a CNC grinding machine according to claim 1, characterized in that: A protective door (14) is installed on the outer wall of the CNC grinding machine housing (1).

4. The tool clamping and replacing structure for a CNC grinding machine according to claim 1, characterized in that: A positioning shaft (9) is installed at the top end of the CNC grinding machine housing (1), and a display screen (10) is installed on the outer wall of the positioning shaft (9).

5. The tool clamping and replacing structure for a CNC grinding machine according to claim 1, characterized in that: A cylinder is arranged on the rear wall of the numerically controlled grinding machine housing (1), and an output end of the cylinder is connected to one end of the motor (5).

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