VTC80A CNC vertical lathe

1. Bed frame

The bed material is high-quality gray cast iron HT300 grade, which has undergone thermal aging and stress relief annealing treatment. The material is made of high-strength low stress cast iron and effective shock absorption measures are taken.

2. Knife tower section

The knife holder has multiple configurations, and users can freely choose according to their actual needs and usage habits.
Standard configuration: Taiwan horizontal 8-station knife holder, this series of knife holders is controlled by servo motors for indexing, which can quickly select knives in both directions, with hydraulic locking and extremely high rigidity;

The Taiwan horizontal eight station servo tool holder has an excellent design structure and high rigidity. It adopts servo technology for indexing, dividing, and hydraulic locking, ensuring smooth and accurate indexing, and is particularly suitable for processing automotive industry parts.

3. ​Servo-driven infinitely variable power configuration

The standard chuck of this machine tool is a hydraulic chuck with a specification of 24 inches. The chuck is a waterproof chuck, and there is a sealing strip at the sliding fit between the chuck slide and the disc body, which can effectively prevent coolant from leaking to the spindle through the chuck and prevent chips from entering the sliding surface and damaging the slide.

The chuck end face has 3 T-shaped slots, making it convenient for customers to replace various fixtures and jigs. It has good adaptability and can meet the requirements of users for processing various parts.    

4. Spindle section

The spindle unit of this series of machine tools adopts the advanced and mature structure in the current international design. The front support of the main shaft is composed of a double row cylindrical roller bearing and a bi-directional thrust angular contact ball bearing, and the rear support is a double row cylindrical roller bearing; The bearing adopts imported precision spindle bearings, and the lubrication of the bearing adopts imported high-speed grease. The axial and radial preload of the spindle system can be adjusted with a nut, which has high radial and axial stiffness. The inner ring of the roller bearing can adjust the radial clearance, thereby achieving the best machining accuracy and lower working temperature.

The main motor of this series of machine tools drives the spindle to rotate through imported synchronous belts, ensuring high efficiency, low noise, and low vibration of the entire transmission system to meet the cutting requirements of various conditions such as low-speed high torque and high-speed high power of the machine tool. The spindle box and the base are integrated through holes, thereby giving the machine tool spindle assembly high rigidity.

5. Feed system

The X/Z axis is driven by a servo motor and directly connected to a ball screw through an elastic coupling. The ball screw adopts a fixed installation method at both ends.

Both axis guide rails use Taiwanese cylindrical rolling guide pairs, which are of the four directional equal load type, with high precision, large load capacity, and fast roller movement speed. Its outstanding advantages are small size, high precision, low maintenance costs, and it is the preferred configuration for users who pursue high precision and cost-effectiveness. It is particularly suitable for occasions that require high consistency in part size.

6. Hydraulic system and lubrication system

This machine tool is a highly automated CNC machine tool, equipped with liquid
Pressure system. The main hydraulic control components of the hydraulic system are all selected from well-known sources
Brand or high-quality domestic products.

7. Lubrication station

The machine tool adopts a domestically produced centralized automatic lubrication system and has liquid level and pressure alarm functions.

8. Cooling system (water cooling)

The cooling pump of this machine tool has a flow rate of 4m ³/h and a head of 40 meters. The cooling water tank is separated from the main engine to ensure that the accuracy of the machine tool is not negatively affected by cutting heat. Using a cooling pump, the water pipes on the base of the machine are connected to flush out the iron filings on the machine body, thereby reducing the impact of waste materials on the machine.

9.Chip conveyor

The machine tool is equipped with a drag chain type chip cleaner,The chip conveyor is used to collect and convey all kinds of rolled, lumpy and massive chips and copper, aluminum, cast iron and other chips.

10.Electrical system of machine tool

The electrical design of the machine tool shall comply with GB/T5226.1-2002 Electrical Standard.

The power circuit of the circuit has overcurrent and short circuit protection, and the relevant actions of the machine tool have corresponding interlocking.To ensure the safety of equipment and personnel. The electrical system has the self-diagnosis function.The operation and maintenance personnel can observe the operation status of each part of the machine tool at any time according to the indicator light and display.

The main electrical components of the machine tool are imported and Sino-foreign joint venture products, so as to ensure the safety and reliability of the machine tool.
CNC machine tools have strict requirements on power supply.When the voltage fluctuation of the power grid exceeds AC380V ± 10% and the frequency exceeds 50Hz ± 1Hz, the power supply voltage stabilizing device must be added.Otherwise, it will affect the normal operation of the CNC machine

10.1 Electrical cabinet

The standard configuration of the electrical cabinet adopts a fully enclosed structure and is equipped with an electric box air conditioner, so as to achieve the purpose of dust prevention and cooling.A certain space shall be reserved in the electrical cabinet to facilitate the expansion of functions.

The machine tool is provided with a full shield protection, and a number of safety protection measures are taken into account, including the strengthened glass design of the protective door.Ensure the safety of machinery and personnel.

When the machine tool encounters a sudden external power failure or its own failure, due to the special design of the control circuit, the machine tool shaft is not movable.If the cooling motor is in the "start" state, it will enter the "stop" state;If it is already in the "stop" state, it can not enter the start state by itself, which ensures the safety of the machine tool.The program menu stored in the computer will not be lost in the event of an unexpected power failure or malfunction.

The machine tool is equipped with an alarm device and an emergency stop button, which can prevent the machine tool from being damaged by various sudden failures.Due to the reasonable design of the software, the alarm can display the text and alarm number through the display, and indicate through the indicator light of the operation panel;The machine tool divides the alarm handling methods into three categories according to the situation: implement "emergency stop" for emergency alarm;Implement "feed hold" for general alarm; only "prompt" for operation error.

11. Safety protection

The machine tool is provided with a full shield protection, and a number of safety protection measures are taken into account, including the strengthened glass design of the protective door.Ensure the safety of machinery and personnel

When the machine tool encounters a sudden external power failure or its own failure, due to the special design of the control circuit, the machine tool shaft is not movable.If the cooling motor is in the "start" state, it will enter the "stop" state;If it is already in the "stop" state, it can not enter the start state by itself, which ensures the safety of the machine tool.The program menu stored in the computer will not be lost in the event of an unexpected power failure or malfunction.

The machine tool is equipped with an alarm device and an emergency stop button, which can prevent the machine tool from being damaged by various sudden failures.Due to the reasonable design of the software, the alarm can display the text and alarm number through the display, and indicate through the indicator light of the operation panel;The machine tool divides the alarm handling methods into three categories according to the situation: implement "emergency stop" for emergency alarm;Implement "feed hold" for general alarm; only "prompt" for operation error.

12.Machine color

The color of the machine tool shall be subject to the company's standard. If the user has special requirements, the color of the machine tool shall be determined when signing the contract.

13.Working environment of machine tool

(1) The whole machine adopts three-phase AC 380V ± 10, 50 Hz unified power supply. Self-provided by the user;

(2) The working environment temperature of the machine tool is 10-40 ℃;

(3) Ambient relative humidity is less than or equal to 85;

(4) Workshop without harmful gas, liquid and dust;

(5) The user prepares 32 # hydraulic oil required by the machine tool;

(6) The installation site shall be a standard workshop without vibration source, dust source and electromagnetic radiation;

(7) Users prepare consumable low-value consumables, such as detergent, cotton cloth, etc.;

V.List of equipment and list of accessories delivered with the equipment (subject to the list of equipment delivered with the equipment)

VI. Machine tool inspection standard

（1）GB/T 23582. 1-2009 Vertical Lathes with Single and Double Columns Testing of the Accuracy

（2）JB/T 9874-1999 General Specification for Assembly of Metal-cutting Machine Tools

（3）JB/T 9872-1999 Metal-cutting Machine Tools-General Specifications for Machined Parts

（4）JB/T 3665-96 Technical Conditions for Single-Column and Double-Column Vertical Vehicles

（5）10051 (JB/T) -1999 General Specifications for Hydraulic Systems of Metal-Cutting Machine Tools

（6）GB/T 9061-2006 General Specification for Metal-cutting Machine Tools

（7）GB/T 15760-2004 Metal-cutting Machine Tools-General Specifications for Safeguarding

（8）GB5226.1-2002/IEC60204-1: 2000 Safety of Machinery Electrical Equipment of Machines Part 1: General Specification

VIII. Quality Assurance Conditions

1.Procurement of castings

The main castings of this machine tool are supplied by domestic large-scale foundry manufacturers.Strict material inspection sheet and workpiece geometric dimension inspection sheet shall be issued.

2.Processing of main workpieces

Processing shall be carried out in strict accordance with the process flow, and each process shall have a processing accuracy inspection record to ensure that the workpiece processing meets the requirements of the drawings.

3. Procurement of main parts and components

Purchase in strict accordance with the requirements of technical documents to ensure the reliability of the machine tool.The above supply, processing and procurement process can be inspected and supervised by the customer at any time, and accepted according to the technical agreement.

VIII. Terms of Machine Tool Installation, Commissioning and After-sales Service

1.Machine tool installation and commissioning

After the machine tool arrives at the destination, the Demander shall be responsible for unloading and lifting during installation and commissioning.Before the commissioning personnel of the Supplier arrive, the Demander shall prepare for the commissioning according to the requirements of the Supplier.The Purchaser shall notify the Supplier of commissioning 48 hours in advance.The demander or the final user shall complete the construction according to the requirements of the foundation drawing, and the machine tool shall be installed in place and the three-phase power line shall be led to the electrical cabinet.

2. Technical training

A. After the machine tool arrives at the demander's site, the supplier shall send technical service personnel to carry out on-site commissioning and acceptance.Conduct on-site training (2-3 days) for the demander's operators, and explain the performance of the machine tool and the editing method of the system.So that the demander operator has a detailed understanding of the machine tool, and can edit and process the typical parts..

B. The demander can dispatch personnel to the manufacturer's site for further training according to its own production conditions, and the round-trip travel expenses shall be borne by itself.The supplier's on-site training is free of charge. The specific study time is determined by the demander.

3. After-sales service guarantee

A. Conditions and time limit for the Supplier to be responsible for the quality: after the machine tool passes the acceptance, it begins to enter the warranty period, which is 12 months.The equipment is subject to three guarantees, and the warranty period is one year.

B. In case of equipment failure during use, the supplier shall respond within 2 hours after receiving the notice from the demander, and work out a treatment plan within 8 hours.If on-site treatment is required, assign personnel to the demander for treatment within 48 hours.

C. In case of failure during the warranty period,The Supplier shall provide free maintenance service (except for machine tool damage caused by human factors of the Demander or the end user);The cost shall be charged for the failure caused by improper use;

D. After the machine tool arrives at the user's factory, the installation and commissioning cannot be carried out on time due to the demander's reasons.When the warranty period expires, the three guarantees service will no longer be provided.