Technical Center Introduction
LT Technology Center covers an area of 759.83 ㎡, completed on November 6, 2021 and put into use in January 2022. The first floor is a processing center, which introduces advanced processing equipment such as 5-axis processing center, wire cutting machine, circular grinding machine, tool grinding machine, 3D printer, etc. At present, more than 10 processing personnel carry out tool grinding, honing rod repair and development and production of small precision products with various materials and high precision. With the research and development of new parts, new equipment such as 3D scanning and processing center will continue to be introduced in a planned way. The second floor is the development center. A research and development team composed of 7 people will carry out the research and development of new parts with the technical support of the agency.
The valuable experience of Japan for more than 70 years provides us with professional and advanced technical support; the company maintains good cooperative relations with many universities, and outstanding talents continue to gather; taking innovative technology as the forerunner, combined with advanced production equipment imported from Japan, and adhering to the spirit of keeping pace with the times The company philosophy of R & D and [craftsman spirit] creates products with high quality processing precision and is committed to becoming a world-quality manufacturing enterprise.
Introduction of main equipment
1. wire cutting (Mitsubishi Electric)
Equipment features:
High control convenience (15-inch touch LCD screen, 3-segment movable keyboard and mouse console)
· XY axis photoelectric drive system, nanosecond response speed
Three-sided split quenching table
Equipped with front door automatic lifting function, processing fluid temperature cooling control unit, 4 paper filters
Equipped with automatic threading device
Adopt Digital-AE ∏ power supply and LAN/W network card interface
· Support wide-angle processing (S/W), wake-up mode
Machining maximum taper 15 °, maximum plate thickness 355mm
· Equipped with LAN/W(Ethernet) network card interface
2. CNC turret lathe (Tianjin precision)
Equipment features:
· The use of Y-axis control, can be complex shape processing
The back shaft can also be cut off surface processing, without the need for 2 processing
· On the basis of turning, drilling and boring, side milling can also be carried out.
· Spindle and back shaft adopt electric spindle
· High rigidity basic structure, realize heavy cutting
· Super milling ability
The extraction type coolant oil tank is adopted for convenient cleaning and cutting, and the external oil tank can be selected.
3. Cutter Grinding Machine (GIVEAL)
Equipment features:
The bed is made of marble material, unique column structure, excellent vibration resistance;
Linear shaft adopts high-end brand transmission, reliable quality;
The grinding wheel shaft adopts high-power electric spindle, which can easily cope with large diameter knives;
N2 can install two sets of grinding wheels at the same time, N3 is equipped with a four-station in-machine grinding wheel warehouse, with a maximum of 16 grinding wheels at the same time;
· Swiss imported NUMFLEX + CNC system, quality assurance;
Provide a variety of self-selection functions including automatic loading and unloading and automatic measurement of grinding wheel;
· The rotary shaft adopts digital direct drive technology, and is equipped with high-precision feedback system to eliminate transmission error;
4. five-axis processing machine (brother)
Effect of mass production compound processing
-The ability to focus products that separate turning and machining center processing on one machine, thus reducing the manual work time between machines.
Mechanical structure for compound processing
· Tilt shaft (A axis) adopts roller tooth cam. High holding force and gapless structure enable high speed and high precision indexing.
The turning spindle (C axis) uses a high-speed, high-output built-in DD motor. This enables efficient turning and high speed indexing.
· The original double plunger lock is used to fix the turning tool, achieving excellent tool exchange repeat positioning accuracy.
Productive
· High acceleration and deceleration spindle motor, high response servo control system, to achieve the spindle, turning spindle start/stop high-speed.
22 compact tool magazine with excellent weight balance performance, through optimized control and no pause, high-speed tool change is realized.
The unique synchronous tapping control system can realize high-speed and high-precision tapping processing.
· The unique synchronous tapping control system can realize high-speed and high-precision tapping processing.
The positioning of XYZ axis and AC axis is performed at the same time of tool exchange, thus further reducing the waste of time.
· Simple, compact and easy to install
Processing capacity
· High torque spindle in the field of medium and high speed, which can realize high speed and high efficiency processing of aluminum and iron.
High-output turning spindle with a maximum speed of 2,000 min-1 (M200X3 RD) and double plunger locking, so high turning ability can be realized.
5. Cylinder Grinding Machine (Toyota Workers' Machine)
Equipment features:
① Always implement the heat capacity balance design
· To exert influence on thermal deformation, improve the performance of equipment such as relative room temperature change, processing heat, motor and pump, etc. Focusing on the shape of the bed or the configuration of the reinforcing ribs, the deformation caused by the change of room temperature is suppressed to the minimum by equalizing the heat capacity balance.
· The cooling liquid path and the thermal insulation shield reduce the thermal impact of the process.
· Improve the heat dissipation characteristics of the grinding wheel table and reduce the temperature rise of the bearing oil.
②Improvement of straightness and surface roughness
· High straightness is achieved, and "scraping" processing that can suppress the wear of the sliding surface for a long time is carefully performed by a skilled worker. Moreover, a floating plate that can absorb the vibration of the ball screw is installed on the grinding wheel table and the table feed.
By using the coolant device for high-precision workpiece grinding, it is possible to remove fine sludge (grinding debris), which has not been removed until now, and to supply clean coolant to the equipment.
· Prevent scratches on the workpiece caused by sludge or abrasive particles by using high cleanliness coolant.
③ Evolution of simple operation-improvement of CNC function-
· Improve the "simple operation function" that can perform condition setting by inputting the most necessary data 」. Numerical the grinding conditions that have traditionally relied on the perception of skilled operators. Now as long as the length and diameter of the workpiece input, you can automatically identify the rigidity of the workpiece, automatic selection of grinding conditions.
· Set the direction of movement before operation and then display on the CNC screen to prevent misoperation during manual operation.
· By adding the manual handle, the same manual operation as the hydraulic equipment can be realized on the CNC equipment.
④ Safety, environment and energy conservation considerations
· By adding a fully enclosed cover, while considering the safety of processing, the opening is enlarged, making the change easier to operate.
· Through the standard configuration of power failure detection function, the distance between the grinding wheel and the workpiece is separated when the power is off, and the damage of the grinding wheel or the workpiece is prevented.
· Cut off the power supply of the servo motor and the like in standby to reduce standby power consumption.
Contact Us
Laizhou Nissin Manufacturing Co., Ltd.
Add: No. 996, Chenggang South Road, Laizhou City, Shandong
Tel:86-535-2290478
E-mail:lmc@nissin-mfg.com.cn
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