LIJIANG Glass Laminated Glass Production Line consists of semi-automatic loading table, glass washing and drying machine, film positioning conveyor, walking suction cup hanger, electric pvb film rack, transition conveying table, pre-pressing preheating machine, infrared autoclave, gas storage tank , air compressor (including refrigerated dryer, three-stage filter) and other components. LIJIANG Glass Automatic Laminated Glass Production Line has reasonable layout and low power consumption, and can be customized according to customer requirements. PLC+touch screen is used to automatically control the operation.

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LIJIANG Glass Automatic Laminated Glass Production Line

After passing by the automatic loading table, glass washing and drying machine, high-precision positioning conveyor, double-station glass combining machine, frequency conversion transition conveyor, infrared roller pressing machine, and flip-type unloading machine in a horizontal way, the glass is processed as semi-finished laminated glass, and the finished glass is processed by the autoclave.

Brief Introduction

  1. This set of production lines consists of a semi-automatic loading table, glass washing and drying machine, film positioning conveyor, walking suction cup hanger, electric pvb film rack, transition conveying table, pre-pressing preheating machine, infrared autoclave, gas storage tank, air compressor (including a refrigerated dryer, three-stage filter) and other components.
  2. The whole set of equipment has a reasonable layout and low power consumption and can be customized according to customer requirements. PLC+touch screen is used to automatically control the operation.
  3. The whole line is about 45 meters long.

Figure 1 The Jinan LIJIANG laminated glass production line 1

Figure 1  LIJIANG Glass automatic laminated glass production line 1

Complete furnace forced convection

  • The circulation formed by the convection fan is completely carried out in the furnace body, without heat loss due to convection, and the energy-saving effect is good;
  • Specially designed convection fan, the high-temperature performance is more stable and reliable, and the convection effect is excellent; the fan itself is air-cooled;
  • The advanced design of the convection circulation structure and the reasonable selection of materials ensure that the heating speed of the glass is faster and more uniform;
  • The operation speed of the convection fan is controlled by the frequency converter and given by the computer so that the upper and lower surfaces of the glass are heated uniformly, which greatly improves the product quality;
  • Stronger processing ability and higher efficiency, in addition to processing all kinds of ordinary glass, it is especially suitable for processing Low-E glass;
  • The interior of the furnace is made of high-quality materials, which effectively controls the generation of various particulates and the resulting impact on the quality of the glass;
  • Using industrial computers and PLC control, the whole machine has a high degree of automation, good stability, simple operation, and high production efficiency.

The motorized PVB glass film transport rack

This Motorized PVB Glass Film Transport Rack is supporting equipment for the production of laminated glass, the purpose is to meet the requirements of large-scale production and reduce the labor intensity of operators. 

Main features: A suction cup frame is installed on the upper part of the conveying roller table in the glass lamination room, and corresponding positioning switches are installed on the rack roller table and the conveying roller table. When the front piece of glass is sent to the positioning switch, the glass stops, the glass is sucked and lifted by the suction cup frame, and the second piece of glass is transported to the positioning switch. When the glass stops, the suction cup frame is smoothly lowered to overlap the two pieces of glass, thus completing the synthesis craft. It can hold 3 rolls of film, and the motor rotates, so that the laminated glass manufacturer saves the labor cost of a glass handling operator.

Figure 2 The motorized PVB glass Film Transport RackFigure 2 The motorized PVB glass Film Transport Rack

The heating and cooling of the glass in the furnace are controlled by the frequency conversion speed control system, with high precision and good synchronization, to avoid scratches on the glass during the movement.

The heating method adopts a spiral matrix structure, and the furnace temperature is controlled in different areas; the heating elements are finely divided, with reasonable design, unique structure, and long service life, which ensures the accuracy of temperature control and the balance of the temperature of each part in the furnace, so that the temperature control can be optimal. condition.

Temperature measurement adopts distributed remote thermocouple temperature measurement module, which has the strong anti-interference ability and high-temperature measurement accuracy; the on-off of furnace wire is controlled by board card and solid-state relay, with stable and reliable performance and no noise.

The heating furnace is designed with an automatic temperature homogenization device, which can be adjusted according to different specifications and varieties to ensure the uniformity of glass heating. Glass products are flatter, higher in quality, and suitable for tempering more types of glass, such as coated glass and heat-reflecting glass.

The fully enclosed heating furnace body adopts imported high-quality thermal insulation materials, with good thermal insulation performance and low production energy consumption.

Main Components And Accessories:

This model of laminated glass machine is mainly consisted of the following Five parts:

1. PLC control system

(PLC Control Cabinet)

(Electric elements)

(Siemens Touch screen)

1. Siemens touchable screen, all the needed data (temperature, time, timing, vacuum degree etc) can be set ,the programming system is highly matched with all the functions, one button control, easy to operate, the processing status can be monitored in real time .

2. Siemens PLC control module, with memory function, the parameters can be stored and recalled, which is more convenient for processing.

3. Heating time & temperature & vacuum degree could be preset according to the glass thickness and type. Working status could be shown on touch screen.

4. With restart memory function. if the power is suddenly off during the processing, after restart, the processing status before power off and the power-off time will be shown on the screen, the processing could be continue as direction.

5. With reminding function: fault detection reminding, Vacuum pump maintenance reminding, pressure relief alarm reminding, complete the processing reminding, etc.

6. Automatic door opening function. after the finishing the processing, the heating system will turn off, and the vacuum is going on ,the door will also open automatically, by this way, the finished glass will cool down under vacuum circumstances, to avoid the bubbles appear in the edge area.

7. Equipped with 3 sets of SCR, which can adjust and stable the electric current during theentire processing. All electrical appliances adopt Siemens and durable famous brand. also lightning protection function. These functions keep the machine more stable performance, longer service life, and save your electricity.

8.There is a cooling fan in control cabinet, With automatic cooling function, ensure the cabinet below 35℃, prolong the service life of electrical appliances.

9.Tripping function are equipped, if the limit high temperature is over 180℃. the furnace will automatically cut off the main current loop and stop heating. which can effectively protect the furnace under special circumstances.

2. Heating system

(Two Heating chambers)

(Ni-Cr Stainless heating tubes)

1. The whole frame of the heating chambers are made of 8-10mm thick high-strength galvanized angle steel welded by protection of CO2 gas. The surface is electrostatically sprayed and the inner and outer layers are filled with high-density integrated insulation material. Hydraulic system to control the door open and close easily. The whole equipment is elegant in appearance, reasonable in structure, sturdy and durable.

2. Heating tubes are evenly distributed in the heating chamber up and down, like underfloor heating, and equipped with circulating fan motor at the rear, strong convection circulation makes heating temperature more uniform.

3. Adopt five segments temperature control, prevent overheating during the processing which makes the heating more precisely.

4. Equipped with temperature sensing device,modular area heating control, upper and lowerheating is separately controlled, intelligent temperature adjustment, temperature difference is within ±(3-5)℃.

(For example:when the temperature of A2 is 80 ℃and the temperature of A1 is 77℃, A2 will stop heating; when the temperature of A1 reaches 80 ℃ , A2 and A1 will be heated at the same time, so that the temperature in the furnace is relatively uniform), Area B, same principle.)

5. Temperature control system has self-adjustment function,during the temperature is up to the stable status,it could realize more evenly heating through this function ,which is more energy-saving.this is a patent function.

6. the heating-insulation system adopts seamless welding,minimize the passage of heat. Compared with other similar machines in markets,it saves electricity more than (30-40)% ,with longer service life.

7. All the heater wires are connected outside of the furnace, this can effectively avoid the wring aging caused by inside high heating temperature. In this way, the installation step has been simplified. Maintenance and replacement of the line become easier. in the meanwhile,greatly improve its service life .

8. Equipped with 2 Circulating Fan Motors at the back of the furnace, which can blow the hot air to every corners in the furnace,the heating will be more evenly and fast.

3. Vacuum system with two parts

Part 1: Vacuum pump.

1. Wind-cooling type vacuum pump, self-developed patent product, working stable. It could continuously work for 24 hours.

2. With vacuum pressure retaining function, equipped a buffer tank with each pump, duringthe suddenly power-off, the vacuum degree could hold for a long time, guarantee the production yield.

3. Vacuum degree could be segmented set,which can avoid overflow glue at the glass edges.

4. Each silicone bag with one vacuum pipe and one vacuum gauge, individually control, vacuum degree can be monitored in real time,any air leaking circumstance will be shown on the PLC screen, If the vacuum degree has been dropping at an irregular rate for more than 4 minutes, and alarm to remind you to handle with it,all of these designs are our exclusive patent.

5. The maintenance time can be set on PLC, such as 150 hours, if the pump working time exceed the set time, it will remind you to change the pump oil ( It also depends on different processing cycles).

6. Equipped water vapor separation device with air filter and oil filter, it can separate the water/ air and water/oil to longer the service life of the pump. (kindly noted :The vacuum pump uses VG100 oil )

7. The vacuum pumps cabinet and electrical elements cabinet are separated, by this way, it could reduce the damage to the electrical elements caused by the vibration of the vacuum pump; improve the service life of those spare parts.

8. There has a cooling fan inside of the cabinet, setting a temperature (such as 30 ℃) as basic value on PLC, if the temperature exceed it, the fan will work automatically.

Part 2: Silicone bags &Teflon mesh.

Silicone sealing strip edges

Teflon meshes

1. The thickness of the bag is 3 mm, it’s a tear resistant material, and could stand high temperature to 180°C. Quality guarantee period keeps at least 4 years in normal condition. Each silicon bag can lay glass around 36cm thickness, it improves processing efficiency. Compared with the similar suppliers, their bags only can be used for 1.5 year, because of the poor tear resistant material in it.

2. Equipped with two pieces of Teflon Mesh for each silicon bag, through this way, not only can protect Silicone Bag from being cut by glass, but also make sure high vacuum rate during processing.

4. Cooling System

Cooling frame

Turbo fans

1. The cooling system is consisted with a holder frame which can load three trays at the same time and three turbo cooling fans at the rear area.

2. Automatic sensing the glass loading trays, once the glass tray is pushed in, the cooling fan will run automatically ,you could preset the cooling time on touch screen, after cooling time is over, the tricolour light will alarm to remind you.

(the finished glass is cooling down more faster, the transparency it will be better. )

5. Automatic lifting platform

1. Unique design, elevator type glass lifting platform, one button positioning to each level, improve the working efficiency.

2. The bearing force is higher, full loaded glass has no rebound and deformation, more heavier loading capacity.

3. A latch lock device is added between the tray and lifting platform, to ensure the trays won’t sliding down during the operating, more convenient and safe.

Figure 3 LIJIANG Glass automatic laminated glass production line  2

Figure 4 LIJIANG Glass automatic laminated glass production line 3Figure 4 LIJIANG Glass automatic laminated glass production line 3


Pre-Sales Service

1. Free inquiry and consulting support.

2. Free sample-making support.

3. Manufacturing process inspection.

4. Free quotation.

5. Troubleshooting. 

After-Sales Service

1. Offering the specifications for the entry-level glass deep-processing machine with 1 years warranty.

2. English software, user manual, and engineer guide.

3. 7/24 technical support by email or call, if you have any problems, we will help you to solve them within 12 hours.

4. During the warranty period, if any part is broken, we will provide it for free.

5. Free remote service and support, if it is necessary, our engineer will come to your country for training.

6. 7 working days to produce the machine, in the meanwhile, we will report the production process in time. 


1. Is it easy to operate for a beginner?

We provide an English manual or live video guide that will show how to set up and use the machine. Whether you are a beginner or an expert, you can quickly learn to operate. If you still have any problems, please contact us directly via calling or mailing. 

2. How to choose the right entry-level glass deep-processing machine?

Yes, to give you a suitable entry-level insulating glass producing machine, please tell me the max working area, materials for processing, and the thickness for the materials to be cut. Then an affordable glass deep-processing machine will be recommended to fit your requirements. 

3. If the glass deep-processing machine have any problem after I ordered it, what could I do?

3.1. Free parts will be sent to you in the warranty period if the machine has any problem.

3.2. Free after-sales service life for the machine, please feel free to contact us if you have any problems.

3.3. We will offer 7/24 free service and support by phone, WhatsApp, skype, and mail. 

4. What about quality control? 

The whole production procedure will be under regular inspection and strict quality control. The complete machine will be tested to make sure it can work very well before being out of the factory. The testing video and pictures will be available before delivery. 

5. What about the MOQ?

Our MOQ is 1 set glass deep-processing machine. We could send the glass deep-processing machine to your country port directly, please tell us your port name. There will be the best shipping freight and machine price for you. 

6. What about the payment terms?

6.1. 30% by T/T in advance, 70% by T/T before shipping.

6.2. L/C is acceptable, if the amount is big, please issue the draft for our confirmation at first. 

7. What about the delivery terms?

We will arrange the delivery on the terms we both agreed upon after the confirmation by the buyer. For standard machines, it would be 7-10 days. For special ordered machines, it would be 15 to 30 days depending on the factory arrangement. 

8. What about the packing?

Waterproof plastic film package with foam protection in each corner. Plywood case package with steel belt. It saves space as much as possible for container loading. 

9. What about the documents after shipment?

After shipment, we will send original documents to you by DHL which include the packing list, commercial invoice, bill of landing, and other certificates as required by clients. 

International Shipping Around the World 

All the glass deep-processing machines can be shipped worldwide by sea, by air, or by international express logistics via DHL, FEDEX, UPS. You are welcome to get a free quotation by filling up the form with your name, email, detailed address, product, and requirements, we will shortly contact you with the full information including the most suitable delivery method (fast, secure, discreet) and freight.

Whether to provide processing customization
Professional laminated glass production equipment with high efficiency and high output
Feed rate
Processing thickness range
Maximum processing size
Minimum processing size
1. LIJIANG Glass laminated glass equipment can process and produce professional architectural laminated glass, bulletproof glass, curved laminated glass, conductive glass, tempered laminated glass, craft laminated glass, etc.
2. Construction laminated glass can be used for: curtain walls, doors and windows, awnings, lighting roofs, balcony guardrails, stair handrails, exterior windows, columns, spiral stairs, etc.
3. Craft laminated glass includes: real flowered glass, wire and cloth glass, feather glass, cross-stitch glass, colored laminated glass, coffee table glass, tempered glass, wall cabinet doors, etc.
4. Compared with the same equipment from other suppliers, this laminated glass equipment has less investment, low cost and simple operation.
5. This laminated glass equipment can cooperate with the autoclave to complete the production of PVB laminated curved laminated glass. It is an ideal curved laminated glass laminating equipment.
6. The laminated glass production line adopts human-machine dialogue and computer control, and all established procedures are automatically completed. The equipment uses PLC programming to control the lamination temperature more accurately; at the same time, the lamination time and temperature can be adjusted arbitrarily according to different glass thicknesses, ensuring the qualification rate of glass products.
7. This laminated glass equipment adopts a stable vacuum system, which can achieve continuous work for many hours, improve work efficiency and achieve high output.
8. This dry lamination furnace has a registered patent for the heating system. It heats up quickly and consumes less power. The energy consumption can be 40% to 50% of that of similar products.

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