CN216327018U - Flexible quick tool setting device for Z-direction tool setting of numerical control milling machine - Google Patents
Flexible quick tool setting device for Z-direction tool setting of numerical control milling machine Download PDFInfo
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- CN216327018U CN216327018U CN202122776597.7U CN202122776597U CN216327018U CN 216327018 U CN216327018 U CN 216327018U CN 202122776597 U CN202122776597 U CN 202122776597U CN 216327018 U CN216327018 U CN 216327018U
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Abstract
The utility model discloses a flexible quick tool setting device for Z-direction tool setting of a numerical control milling machine. The tool setting height display instrument comprises a base, a tool setting height display instrument and a tool setting reference plate, wherein the base is a cylinder part with a cylindrical notch in the middle, and a dial plate of the tool setting height display instrument is placed in the cylindrical notch. In the use process, the end head of the numerical control milling cutter is moved to the tool setting reference plate, and the difference value of the actual height of the cutter and the theoretical height of the reference plate is determined by the height display meter so as to finally calculate the actual height of the cutter.
Description
Technical Field
The utility model relates to the technical field of numerical control machining, in particular to a flexible quick tool setting device for Z-direction tool setting of a numerical control milling machine.
Background
In the process of machining parts of the numerically controlled milling machine, tool setting is an essential ring in the process of preparation for machining, and the tool setting is mainly used for determining the height of a tool so as to obtain a datum point of the position of a workpiece coordinate system in a machine tool coordinate system. According to the related requirements of the part processing of the numerical control milling machine, the accuracy of the cutter height directly influences the part processing precision, and the final result needs to be determined under multiple attempts for ensuring the cutter setting precision. For the machining of the numerical control milling machine, the aim of tool setting is to accurately determine the position of a workpiece coordinate system in a machine tool coordinate system, so that the machining precision of the numerical control milling machine is influenced, and therefore, how to determine the height of the tool with high precision and high efficiency is the important factor in the tool setting process of the numerical control milling machine.
The traditional tool setting method comprises the following steps: the method has the biggest problems that the surface of a part is damaged, the tool setting precision is low, and tool setting errors are easy to generate; a feeler gauge and a standard block gauge tool setting method: in the tool setting process, the tool tip is in hard contact with the block gauge and the feeler gauge, so that the tool is easy to damage and has larger random error. Besides, the various methods all need to try to adjust for many times in the tool setting process, and the efficiency is low. At present, most of numerical control machining processes adopt the method for tool setting, and a new tool setting device is urgently needed to improve the tool setting accuracy and the tool setting efficiency.
Disclosure of Invention
In order to overcome the defects of the existing tool setting method in the machining of a numerical control milling machine, the utility model provides the flexible quick tool setting device for Z-direction tool setting of the numerical control milling machine.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a flexible quick tool setting device for Z-direction tool setting of a numerical control milling machine comprises a base, a tool height display meter and a tool setting reference plate, wherein the base is a cylinder part with a cylindrical notch in the middle, a dial plate of the tool height display meter is placed in the cylindrical notch, cylindrical grooves are formed in the upper end and the lower end of the base, and a middle shaft of the tool height display meter penetrates through the grooves and can move up and down; the tool setting reference plate is a disc-shaped part, the end head of the tool setting reference plate adopts standard metric threads, and the tool setting reference plate is connected with a middle shaft of a tool height display meter. The cutter height display meter adopts a standard dial indicator. The diameter of the dial plate of the cutter height display meter is consistent with the inner diameter of the circular groove of the base, the diameter of the dial plate of the cutter height display meter and the inner diameter of the circular groove of the base are in interference fit, the upper end of the cutter height display meter is in threaded connection with the cutter setting reference plate, the distance between the cutter setting reference plate and the bottom surface of the base is constant in a free state, the cutter setting reference plate moves synchronously with the middle shaft part of the cutter height display meter after being stressed, and the movement distance after being stressed is displayed on the cutter height display meter.
The tool setting method has the advantages that the tool height can be quickly and accurately determined through accurate reading of the dial indicator on the tool height display meter, meanwhile, compared with the traditional tool setting method, the tedious process of repeated tests is avoided, the operation is easy and simple, the tool tip cannot be damaged in the using process, the random error is extremely small, and the tool setting method is particularly suitable for tool setting work in the machining of high-precision numerically controlled milling machine parts.
The utility model is further illustrated with reference to the following figures and examples.
Drawings
FIG. 1 is an isometric view of the present invention
FIG. 2 is an assembly drawing of the present invention
FIG. 3 is a schematic diagram of a tool setting process
The numbering in the figures illustrates: 1-base, 2-cutter height display table and 3-cutter setting reference plate.
Detailed Description
As shown in fig. 1-3, a flexible quick tool setting device for Z-direction tool setting of a numerically controlled milling machine comprises a base 1, a tool height display table 2 and a tool setting reference plate 3, wherein the base 1 is a cylindrical part with a cylindrical notch in the middle, a dial plate of the tool height display table 2 is placed in the cylindrical notch, cylindrical grooves are formed in the upper end and the lower end of the base 1, and a middle shaft of the tool height display table 2 penetrates through the grooves and can move up and down; the tool setting reference plate 3 is a disc-shaped part, the end head of which adopts standard metric threads and is connected with a middle shaft of a tool height display table 2. The cutter height display table 2 adopts a standard dial indicator. The diameter of the dial plate of the cutter height display meter 2 is consistent with the inner diameter of the circular groove of the base 1, the diameter of the dial plate of the cutter height display meter 2 and the inner diameter of the circular groove of the base 1 are in interference fit, the upper end of the cutter height display meter 2 is in threaded connection with the cutter setting reference plate 3, the distance between the cutter setting reference plate 3 and the bottom surface of the base 1 is fixed in a free state, the cutter setting reference plate 3 moves synchronously with the middle shaft part of the cutter height display meter 2 after being stressed, and the movement distance after being stressed is displayed on the cutter height display meter 2.
When the tool is set, as shown in fig. 3, firstly, the tool setting device is stably placed on the plane of the machine tool, then the numerical control tool is slowly close to the upper surface of the tool setting reference plate 3, the tool is slowly contacted with the tool setting reference plate 3, the movement distance of the tool setting reference plate 3 is read on the tool height display table 2, and finally, the movement amount displayed on the tool height display table 2 is subtracted from the height of the tool setting reference plate 3 in a free state, so that the accurate position of the tool height can be calculated.
By applying the tool setting device, the tool setting time can be shortened to about 3 seconds from the original 1 minute, and the efficiency is improved by nearly 20 times. The effective operation time of the numerical control machine tool is greatly increased, and the OEE of the equipment is improved. Meanwhile, the device has small damage to the tool tip when being applied, reduces the abrasion to the tool tip when in tool setting, reduces the loss rate of the tool and improves the economic benefit. In addition, the use of this device has still reduced the risk of damaging the part when the tool setting, has improved product quality.
Claims (4)
1. A flexible quick tool setting device for Z-direction tool setting of a numerically controlled milling machine is characterized by comprising a base, a tool height display meter and a tool setting reference plate, wherein the base is a cylinder part with a cylindrical notch in the middle, a dial plate of the tool height display meter is placed in the cylindrical notch, cylindrical grooves are formed in the upper end and the lower end of the base, and a middle shaft of the tool height display meter penetrates through the grooves and can move up and down; the tool setting reference plate is a disc-shaped part, the end head of the tool setting reference plate adopts standard metric threads, and the tool setting reference plate is connected with a middle shaft of a tool height display meter.
2. The flexible quick tool setting device for Z-direction tool setting of the numerically controlled milling machine according to claim 1, wherein the tool height display meter adopts a standard dial indicator.
3. The flexible quick tool setting device for Z-direction tool setting of the numerically controlled milling machine according to claim 1, wherein the diameter of the dial plate of the tool height display instrument is consistent with the inner diameter of the circular groove of the base, and the dial plate and the circular groove are in interference fit.
4. The flexible quick tool setting device for Z-direction tool setting of the numerically controlled milling machine according to claim 1, wherein the upper end of the tool height display table is in threaded connection with the tool setting reference plate, the distance between the tool setting reference plate and the bottom surface of the base is fixed in a free state, the tool setting reference plate moves synchronously with the middle shaft part of the tool height display table after being stressed, and the movement distance after being stressed is displayed on the tool height display table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122776597.7U CN216327018U (en) | 2021-11-12 | 2021-11-12 | Flexible quick tool setting device for Z-direction tool setting of numerical control milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122776597.7U CN216327018U (en) | 2021-11-12 | 2021-11-12 | Flexible quick tool setting device for Z-direction tool setting of numerical control milling machine |
Publications (1)
| Publication Number | Publication Date |
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| CN216327018U true CN216327018U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122776597.7U Active CN216327018U (en) | 2021-11-12 | 2021-11-12 | Flexible quick tool setting device for Z-direction tool setting of numerical control milling machine |
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| CN (1) | CN216327018U (en) |
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2021
- 2021-11-12 CN CN202122776597.7U patent/CN216327018U/en active Active
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