Interpretation of PHI certificate
07 Jun, 2022The German Institute of passive housing (PHI) is an independent research institution, which has played a key role in the development of the concept of passive housing. After nearly two decades of development, Phi has become an internationally recognized authoritative research institution for performance-based building energy standards. In order to ensure the construction quality, Phi has formed a set of strict passive housing certification standard system, and set up three groups of certificatio......
Overview of window and door machine maintenance
25 May, 2022Lubrication of bed guides and working guides: use 40# mechanical oil or 46# anti-wear hydraulic oil in summer; use 30# mechanical oil or 32# anti-wear hydraulic oil in winter.Adjustment of the air source processor (oil-water separator, pressure reducing valve, lubricator): the oil-water separator is a differential pressure drainage type, and the compressed air should be closed after the machine is shut down to discharge the accumulated water; the pressure gauge is adjusted to 0.5～0.8 MPa; the ......
What is the difference between CNC saws for window and doors equipment and ordinary double-headed sa
17 May, 2022The so-called CNC saw is CNC fixed-length, that is, when the movable head moves, it is numerically controlled. This is the main difference. When the ordinary double-head saw is fixed to length, it is manually operated, and the movable head is pushed to the required size position, and then After fine-tuning to the required size, lock the movable machine head. As for the length cutting accuracy, the CNC error is within 0.2 mm, and the length cutting error of the ordinary double-headed saw is withi......
How to solve the problem of aluminum cutting machine failure?
12 May, 2022First of all, the failure analysis of aluminum cutting machine problems:1. Vibration problem: Some aluminum cutting machines are hung with abrasive belts. After starting the machine, the machine vibrates a lot. If it is not fixed, it will "run around"! What is the reason? The main reason is that the balance of the rotating wheel is not good! The rotating wheel has a rubber wheel, a guide wheel, and a motor pulley. One of the three rotating wheels has poor accuracy, poor balance, and poor machine......
Application and development of intelligent window and door production line
25 Apr, 2022Intelligent manufacturing is a hot spot in the industry. Under the trend of intelligent manufacturing, CNC system is the core technology for the transformation and upgrading of the manufacturing industry. From a certain perspective, the future development of intelligent manufacturing is inseparable from the breakthrough of CNC system and key technologies.CNC machine tools are increasingly emphasizing intelligence and digitization. It can be seen that the future development trend of CNC machine t......
Matters needing attention when working with double-head cutting saw for aluminum alloy windows and d
22 Apr, 2022When the double-head cutting machine for aluminum alloy profiles cuts industrial aluminum profiles or aluminum alloy profiles with thermal insulation and broken bridges, JMD Machine reminds customers to pay attention to the following points:Application range of aluminum alloy profile double-head cutting saw: aluminum profile CNC cutting saw adopts soft transmission technology, magnetic ruler positioning, Chinese touch screen display1. Pay attention to the spray device. When cutting thick alumin......
What are the selection techniques for the quality of plastic steel windows and doors?
19 Apr, 2022What are the skills of plastic steel window and doors equipment selection? Let Xiaobian explain to you how to identify the quality of plastic-steel window and doors equipment.1. Use small profiles. The original profile is used to make doors and windows or indoor partitions, but some dealers use it to encapsulate balconies for consumers. Because the strength is not good, it is easy to present quality problems; 2. Use unqualified plastic-steel profiles, which will have problems such as deformati......
What are the assembly requirements for aluminum alloy windows and doors?
06 Apr, 20221. The door frame size deviation requirements should comply with relevant regulations;2. The assembly clearance of the adjacent components of the door frame and the fan and the height difference of the same plane shall comply with the relevant regulations;3. The connection of door components should be firm, and corrosion-resistant filling material should be used to seal and waterproof the connection part;4. The door structure should have reliable rigidity, and it is allowed to set the reinforcem......
What is the difference between aluminum clad wood and wood clad aluminum?
05 Apr, 2022With the continuous improvement of people's living standards, there are higher requirements for the materials and quality of home improvement. After a busy day at work, I think of a home where we can relax and feel comfortable. That is the "safe haven" of our life. For the windows and doors of home improvement, literally, aluminum-clad wood should be made of aluminum outside and wood inside, forming aluminum material wrapped with solid wood; while wood-clad aluminum should be wood outside, alu......
Material and color selection of broken bridge aluminum windows and doors manufacturers
04 Apr, 2022When you choose the products of broken bridge aluminum windows and doors manufacturers, in addition to paying attention to the identification of their materials, you should also pay attention to the choice of their colors, especially to choose doors and windows that are suitable for the overall style of the home, so as to avoid the hidden products of doors and windows. Very towering. 1. Harmony with the color of the living roomWhen the main color in the living room is light color, you should ch......
How should the screens of windows and doors be cleaned？
02 Apr, 2022Aluminum alloy doors and windows are very common in life. Aluminum alloy doors and windows are the best choice for ventilation and blocking mosquitoes and flies. However, after a long time, the screen windows will become very dirty. How should we clean the screen windows of aluminum alloy doors and windows? Cleaning the invisible screen windows with grease in the kitchen1. First use a soft brush to gently brush off the floating dust on both sides, then use two sponges or plastic foam, dip so......
Installation steps of aluminum alloy windows and doors
17 Nov, 20211.Trim the door and window openings. Make the sagittal degree of the door and window opening according to the designed size of the door and window opening. Fasten the fixture to the aluminum alloy door and window frame with bolts and so on. 2.Fixed door and window frame. Put the aluminum alloy door and window frame into the hole, temporarily fix it with a wooden wedge, adjust the distance before and after, and use the level to adjust the horizontal and verticality of the door and window frame. T......