CN218476333U - Multi-unit hole making machine tool workpiece automatic clamping and adjusting device - Google Patents
Multi-unit hole making machine tool workpiece automatic clamping and adjusting device Download PDFInfo
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- CN218476333U CN218476333U CN202221661481.7U CN202221661481U CN218476333U CN 218476333 U CN218476333 U CN 218476333U CN 202221661481 U CN202221661481 U CN 202221661481U CN 218476333 U CN218476333 U CN 218476333U
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Abstract
The utility model discloses a polycell system hole lathe work piece self-holding and adjusting device, including clamp ring, drive arrangement, displacement sensor, PLC analog input module, PLC analog output module, it is a plurality of drive arrangement's drive end is connected to the clamp ring, and this clamp ring center department is equipped with the through-hole that is used for the cutter to pass, and aforementioned drive arrangement installs on the unit of processing, displacement sensor electric connection is to PLC analog input module and numerical control system, PLC analog output module electric connection is to drive arrangement and control system. The clamping of the workpiece can be guaranteed, the workpiece can be automatically adjusted in real time, the machining can be controlled through position feedback, and the machining precision of the machine tool can meet requirements.
Description
Technical Field
The utility model belongs to the lathe corollary equipment field especially relates to a polycell system hole lathe work piece self-holding and adjusting device.
Background
Before the machining process of the numerical control machine tool, a workpiece needs to be clamped, and usually the workpiece can be fastened and connected with a workbench, a tool and the like through a clamp, a fixture and the like. However, some workpieces cannot be clamped by the conventional clamping methods, such as the joint surfaces of some space bodies, deformation errors occur during the drilling and other processes, and waste parts are caused.
Disclosure of Invention
In order to overcome the weak point of above-mentioned prior art, the utility model provides a polycell system hole lathe work piece self-holding and adjusting device both can guarantee that the work piece presss from both sides tightly, also can real-time automatically regulated to can control processing through position feedback, guarantee that the precision of machine tool machining reaches the requirement.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the automatic clamping and adjusting device comprises a clamping ring, driving devices, a displacement sensor, a PLC analog input module and a PLC analog output module, wherein the driving ends of a plurality of driving devices are connected to the clamping ring, a through hole for a tool to pass through is formed in the center of the clamping ring, the driving devices are installed on a machining unit, the displacement sensor is electrically connected to the PLC analog input module and a numerical control system, and the PLC analog output module is electrically connected to the driving devices and the control system.
In the above technical solution, the driving device is a cylinder, and a piston rod of the cylinder is connected to the clamping ring.
In the technical scheme, the PLC analog output module is connected to a proportional valve, and the proportional valve is connected to the air cylinder.
In the technical scheme, the power supplies of the PLC analog input module and the PLC analog output module are 24V direct current.
The utility model has the following game effects: before processing, the clamping ring outputs a voltage value of 0-10v through a program instruction and a PLC analog output module, controls the air pressure given by a proportional valve output system, pushes an air cylinder to extend out, drives the clamping ring to press the surface of a workpiece, and a feed shaft processes the workpiece according to the processing instruction; in the machining process, due to factors such as cutting force, a workpiece deforms to generate errors, the displacement value of a displacement sensor of the air cylinder changes, signals are obtained through the PLC analog input module and are calculated, the signals are sent to the numerical control system through rapid data exchange, machining amount is controlled through processing, and corresponding compensation is obtained, so that machining precision is achieved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a block diagram of the present invention.
Wherein: 1. the machining device comprises a workpiece machining unit, a cutter, a compression ring, a piston rod, a displacement sensor, a proportional valve, a numerical control system, a PLC analog input module and a PLC analog output module, wherein the workpiece machining unit is 2, the cutter is 3, the compression ring is 4, the piston rod is 5, the displacement sensor is 6, the proportional valve is 7, the numerical control system is 8, the PLC analog input module is 9, and the PLC analog output module is 10.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
The automatic workpiece clamping and adjusting device for the multi-unit hole making machine tool shown in fig. 1 and 2 comprises a clamping ring 4, driving devices, a displacement sensor 6, a PLC analog input module 9 and a PLC analog output module 10, wherein the driving ends of a plurality of driving devices are connected to the clamping ring 4, a through hole for a tool 3 to pass through is formed in the center of the clamping ring 4, the driving devices are installed on a machining unit 2, the displacement sensor 6 is electrically connected to the PLC analog input module 9, the driving devices are connected to the PLC analog output module 10, and the PLC analog input module 9 and the PLC analog output module 10 are electrically connected to a control system 8.
In the above technical solution, the driving device is a cylinder 5, and a piston rod of the cylinder 5 is connected to the clamping ring 4.
In the technical scheme, the PLC analog output module 10 is connected to the proportional valve 7, and the proportional valve 7 is connected to the air cylinder 5.
The PLC analog output module 10 controls the proportional valve 7 to output set pressure gas to push the air cylinder 5 to act, and the pressing force of the pressing ring 4 can be adjusted. When the compression ring 4 acts on the surface of the processed workpiece 1, the workpiece is clamped when the deformation of the processed workpiece 1 reaches balance, and the moving distance of the air cylinder 5 is detected by the displacement sensor 6.
In the above technical solution, the power supplies of the PLC analog input module 9 and the PLC analog output module 10 are 24V direct current.
The utility model discloses a theory of operation as follows:
before the machine tool is machined, the numerical control system 8 controls the output value of the PLC output module 10 through a program instruction, the proportional valve 7 is controlled correspondingly to the air pressure of the system, the air pressure output by the proportional valve 7 controls the action of the air cylinder 5, the compression ring 4 is pushed by the piston rod to compress the machined workpiece 1, and the compression condition is determined by a calibrated pressure value, so that the workpiece is reliably compressed, and excessive pressure deformation is avoided;
after the workpiece is pressed, the processing unit 2 starts to work, and the cutter 3 performs processing such as drilling;
if the surface of a workpiece to be machined has deformation errors due to external factors during machining, the position value detected by the displacement sensor 6 is sent to the PLC analog input block 9 for processing, then enters the numerical control system 8 for processing through rapid data exchange, and then adjusts the pressing force of the air cylinder 5 by controlling the proportional valve 7 so as to correct and compensate the machining process.
The utility model discloses a work piece self-holding and adjustment compensation arrangement are practical reliable, and whole process height is automatic, accomplishes simultaneously to compress tightly, processes, detects, compensates, has ensured the uniformity of processing, very big improvement efficiency and machining precision, compensatied the problem that the work piece can not use conventional clamp to press from both sides tight work piece simultaneously again moreover.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (4)
1. The utility model provides a multiunit system hole lathe work piece self-holding and adjusting device which characterized by: the tool machining device comprises a clamping ring, driving devices, a displacement sensor, a PLC analog input module and a PLC analog output module, wherein the driving ends of a plurality of driving devices are connected to the clamping ring, a through hole for a tool to pass through is formed in the center of the clamping ring, the driving devices are installed on a machining unit, the displacement sensor is electrically connected to the PLC analog input module and a numerical control system, and the PLC analog output module is electrically connected to the driving devices and the control system.
2. The multi-cell hole-making machine tool workpiece automatic clamping and adjusting device of claim 1, wherein: the driving device is a cylinder, and a piston rod of the cylinder is connected to the clamping ring.
3. The multi-cell hole-making machine tool workpiece automatic clamping and adjusting device of claim 2, wherein: the PLC analog output module is connected to a proportional valve, and the proportional valve is connected to the air cylinder.
4. The multi-cell hole-making machine tool workpiece automatic clamping and adjusting device of claim 1, wherein: and the power supplies of the PLC analog input module and the PLC analog output module are 24V direct current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221661481.7U CN218476333U (en) | 2022-06-29 | 2022-06-29 | Multi-unit hole making machine tool workpiece automatic clamping and adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221661481.7U CN218476333U (en) | 2022-06-29 | 2022-06-29 | Multi-unit hole making machine tool workpiece automatic clamping and adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218476333U true CN218476333U (en) | 2023-02-14 |
Family
ID=85163011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221661481.7U Active CN218476333U (en) | 2022-06-29 | 2022-06-29 | Multi-unit hole making machine tool workpiece automatic clamping and adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218476333U (en) |
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2022
- 2022-06-29 CN CN202221661481.7U patent/CN218476333U/en active Active
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