Automatic production line for pipes with threads

Abstract

The invention relates to an automatic production line for pipes with threads. The automatic production line comprises a winding machine, a pipe cutting machine, a thread grinding machine, a double-station grinding machine, a torque machine, a pressing machine, a packaging machine and a transfer frame. All procedures in the production process are arranged on the automatic production line in a unified mode, the carrying time of the middle procedures is shortened, the material storage and transportation space is saved, the space utilization rate is increased, the automation degree is high, workers are reduced through streamlined operation, the positions of the workers are replaced with equipment, and reasonable utilization of resources is improved through remote control over the automatic equipment; the production cost is reduced, damage caused by manual operation is reduced, the product quality is improved, the product is more competitive, meanwhile, personnel allocation is reduced, production is safer, the environment-friendly and energy-saving technology is adopted, and energy consumption and environmental pollution are effectively reduced.

Description

Technical Field

[0001] The invention relates to the technical field of pipe processing, in particular to an automatic production line for pipes with threads. Background Art

[0002] Material properties, advantages and applications of high temperature curing resin. High temperature curing resin pipes have high strength and corrosion resistance, and are suitable for piping systems in various industrial fields. They are widely used in industries such as petroleum, chemical, and water supply, and have excellent economic benefits and environmental performance. Today's article analyzes high temperature curing resin steel pipes from four aspects: material properties, construction convenience, cost-effectiveness, and application areas.

[0003] 1. Material properties

[0004] 1. High temperature curing resin has excellent acid, alkali and corrosion resistance, which can effectively prevent corrosion and dirt accumulation inside the pipeline.

[0005] 2. High temperature curing resin pipe has high compressive strength and high temperature resistance, suitable for use in various complex environments, ensuring the safety and reliability of the pipeline.

[0006] 3. The surface of the high-temperature cured resin pipe is smooth, which reduces the resistance of fluid flow and improves the flow rate and transportation efficiency of the pipeline.

[0007] 2. Convenience of construction

[0008] 1. High temperature curing resin pipe has light weight and flexible connection method, making the construction process more convenient and quick.

[0009] 2. The high temperature curing resin tube is easy to install and disassemble, and only requires simple tools and operations.

[0010] 3. The interface of the high-temperature curing resin pipe has good sealing, which can prevent pipe leakage and leakage problems.

[0011] 3. Cost-effectiveness

[0012] 1. The production cost of high temperature curing resin pipe is relatively low, and it has a higher cost performance ratio compared with traditional metal pipes.

[0013] 2. High temperature curing resin pipes have low maintenance costs and do not require regular coating and anti-corrosion treatment, which can save manpower and material costs.

[0014] 3. High temperature curing resin pipe has a long service life, which can reduce the frequency of pipeline replacement and maintenance, and reduce the cost of operation and maintenance.

[0015] 4. Application fields

[0016] 1. High temperature curing resin pipes are widely used in the petroleum industry to transport crude oil, natural gas and petroleum products.

[0017] 2. High temperature curing resin pipes are widely used in the chemical industry to transport corrosive media such as acids and alkalis.

[0018] 3. High temperature curing resin pipes are widely used in the field of water supply, and are used in urban water supply, farmland irrigation and other fields.

[0019] Defects and shortcomings of the prior art: High temperature curing resin pipes have the above advantages, but generally use flange connection, which is troublesome to use and inefficient.

[0020] Each process for threaded pipes is operated separately, and the pipes are constantly turned over during the processing, which takes up a lot of time and space. Each process must be operated by professional personnel, which wastes manpower. The lathe production efficiency is low, the quality is unstable, and it cannot meet the market demand. It is urgent to reduce costs, improve efficiency, and improve product quality. Summary of the invention

[0021] The problem solved by the present invention is to provide an automatic production line for threaded pipes, thereby solving the above-mentioned technical problems.

[0022] In order to achieve the above object, the present invention adopts the following technical solutions:

[0023] An automatic production line for threaded pipes, comprising a winding machine, a pipe cutting machine, a thread grinding machine, a double-station grinder, a torque machine, a pressing machine, an external surface treatment machine, a baling machine and a transfer rack;

[0024] Through the winding machine winding process: the raw materials are stirred, output, yarn soaked, wound, heated and cured, and demoulding to complete the winding process;

[0025] After being weighed and measured in length, the demoulding pipe is cut by a pipe cutter and enters the machining process: the pipe arrives at the machining station via a conveyor belt, the two sides of the pipe are fixed and rotated stably, and the pipe is machined synchronously by a thread grinder;

[0026] After machining, the grinding process begins: according to the set pipe diameter, the distance between the brackets is adjusted, and the pipe grinding work is achieved through a double-station grinder;

[0027] After the tube grinding process is completed, the thread tightening process begins: the sleeve or flange is adjusted and fixed in the work station, and the thread tightening process is completed by rotating the retractable torque machine;

[0028] After the threading is completed, the pipe is sent to the press station via a conveyor belt, and the press machine performs inspection. After the pressure inspection, the qualified pipe is conveyed to the paint spraying machine for external surface treatment process;

[0029] The paint sprayer is used to treat the outer surface of the pipe and dry it. The exhaust gas in the paint sprayer is filtered and discharged through the exhaust fan. After the pipe is dried, it is transported to the baler via a conveyor belt and then stacked on the transfer rack.

[0030] Preferably, the pressing machine comprises a symmetrically arranged frame, a mounting seat is installed on the frame, a pneumatic cylinder is installed on the outer side of the mounting seat, a clamping seat is installed at the telescopic end of the pneumatic cylinder, and a clamping ring adapted to the inner diameter of the pipe is installed on the clamping seat.

[0031] Preferably, an end seat is installed on the frame, and the inner diameter of the end seat is adapted to the outer diameter of the pipe.

[0032] Preferably, an air inlet hole is provided on the base on one of the racks, and the air inlet hole is connected to the air pump through a pipeline.

[0033] The beneficial effects of the present invention are:

[0034] All the processes in the production process are uniformly arranged on this automated production line, which reduces the handling time of the intermediate processes, saves the space for material storage and transportation, and improves the utilization rate of space;

[0035] The automation level is high, and the assembly line operation reduces the number of personnel, and the personnel's position is replaced by equipment;

[0036] Remote control of automated equipment improves the rational use of resources, reduces production costs, reduces damage caused by human operations, improves product quality, makes products more competitive, reduces staffing, makes production safer, and adopts environmentally friendly and energy-saving technologies to effectively reduce energy consumption and environmental pollution;

[0037] Reduce labor costs, improve production efficiency, and enhance the stability of product quality;

[0038] The improvement of automation level has replaced some manual work with equipment, which has improved the automation level of equipment, reduced the handling time and process interval, improved production efficiency, reduced personnel intervention, reduced human errors and mistakes accordingly, and improved the stability of product quality;

[0039] Reduce personnel, save space, improve efficiency, reduce production and operating costs, and use information technology to collect data and analyze existing problems;

[0040] Reasonable use of space to reduce the time and space occupied by pipe reversal between processes;

[0041] The production line uses data visualization technology to collect temperature, humidity, time, weight, length and other data during the production process into the system, conducts list analysis, records various data in the production process, monitors the entire production process, continuously improves problems in each process, and analyzes the problems found based on differences. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0043] Figure 2 It is a cross-sectional view of the pressing machine of the present invention.

[0044] Legend:

[0045] 1. Winding machine; 2. Pipe cutting machine; 3. Thread grinding machine; 4. Double-station grinder; 5. Torque machine; 6. Pressing machine; 7. External surface treatment machine; 8. Packing machine; 9. Transfer rack; 61. Rack; 62. Mounting seat; 63. Pneumatic cylinder; 64. Clamping seat; 65. Snap ring; 66. End seat; 67. Air inlet. DETAILED DESCRIPTION

[0046] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0047] Specific examples are given below.

[0048] See also Figure 1 and Figure 2 , an automatic production line for threaded pipes, comprising a winding machine 1, a pipe cutting machine 2, a thread grinding machine 3, a double-station grinder 4, a torque machine 5, a pressing machine 6, an outer surface treatment machine 7, a baling machine 8 and a transfer rack 9;

[0049] The tube winding process is completed by the winding machine 1: the raw materials are stirred, output, yarn soaked, wound, heated and cured, and demoulding to complete the tube winding process;

[0050] After being weighed and measured in length, the demoulding pipe is cut by the pipe cutting machine 2 and enters the machining process: the pipe arrives at the machining station via a conveyor belt, the two sides of the pipe are fixed and rotate stably, and the pipe is machined synchronously by the thread grinder 3;

[0051] After machining is completed, the tube grinding process begins: according to the set tube diameter, the distance between the brackets is adjusted, and the tube grinding work is achieved through the double-station grinder 4;

[0052] After the tube grinding process is completed, the thread tightening process begins: the sleeve or flange is adjusted and fixed in the work station, and the thread tightening process is completed by rotating the retractable torque machine 5;

[0053] After the threading is completed, the pipe arrives at the pressing station via a conveyor belt, and the pressing machine 6 performs inspection. After the pressure inspection, the qualified pipe is conveyed to the outer surface treatment machine 7 for the outer surface treatment process;

[0054] The outer surface of the pipe is treated and dried by the outer surface treatment machine 7. The exhaust gas in the outer surface treatment machine 7 is filtered and discharged by the exhaust fan. After the pipe is dried, it reaches the packaging machine 8 for packaging via a conveyor belt and is packaged and stacked on the transfer rack 9.

[0055] The pressing machine 6 includes a symmetrically arranged frame 61, a mounting base 62 is installed on the frame 61, a pneumatic cylinder 63 is installed on the outer side of the mounting base 62, a clamping base 64 is installed on the telescopic end of the pneumatic cylinder 63, and a clamping ring 65 adapted to the inner diameter of the pipe is installed on the clamping base 64, an end seat 66 is installed on the frame 61, and the inner diameter of the end seat 66 is adapted to the outer diameter of the pipe, an air inlet hole 67 is opened on the clamping base 64 on one of the frames 61, and the air inlet hole 67 is connected to the air pump through a pipeline.

[0056] Place the two ends of the pipe in the two end seats 66, and drive the clamping seat 64 to move and contact the end of the pipe through the pneumatic cylinder 63, and the outer side of the clamping ring 65 of the clamping seat 64 contacts the inner wall of the pipe. At this time, the air pump is used to ventilate and pressurize the air inlet 67 and the inside of the pipe. The pressurizing machine 6 can compensate for the pipes with small length differences to pressurize, maintain pressure and release pressure. There is a leakage detection. During the pressure maintenance process, if the pressure drops beyond a certain range, it is judged as a leakage. If it is a leakage, it is placed next to the work station and waits for processing. If the pressure is qualified, it enters the outer surface treatment station and waits for outer surface treatment.

[0057] The production line uses data visualization technology to collect temperature, humidity, time, weight, length and other data during the production process into the system, conducts list analysis, records various data in the production process, monitors the entire production process, continuously improves problems in each process, and analyzes the problems found based on differences.

[0058] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic production line for threaded pipes, characterized in that: It comprises a winding machine (1), a pipe cutting machine (2), a thread grinding machine (3), a double-station grinding machine (4), a torque machine (5), a pressing machine (6), an external surface treatment machine (7), a packaging machine (8) and a transfer rack (9); The tube winding process is carried out by a winding machine (1): the raw materials are stirred, output, yarn soaked, wound, heated and cured, and demoulded to complete the tube winding process; After being weighed and measured in length, the demoulding pipe is cut by a pipe cutting machine (2) and enters the machining process: the pipe arrives at the machining station via a conveyor belt, the two sides of the pipe are fixed and rotated stably, and the pipe is machined synchronously by a thread grinder (3); After the machining is completed, the tube grinding process begins: according to the set tube diameter, the distance between the brackets is adjusted, and the tube grinding work is achieved through the double-station grinder (4); After the tube grinding process is completed, the thread tightening process begins: the sleeve or flange is adjusted and fixed in the work station, and the thread tightening process is completed by rotating the retractable torque machine (5); After the threading is completed, the pipe is transported to the pressing station via a conveyor belt, and the pressing machine (6) performs a test. After the test, the qualified pipe is transported to the external surface treatment machine (7) for external surface treatment. The outer surface of the pipe is treated and dried by the outer surface treatment machine (7), and the waste gas in the outer surface treatment machine (7) is filtered and discharged by the exhaust fan. After the pipe is dried, it reaches the packaging machine (8) via a conveyor belt and is packaged and stacked on the transfer rack (9).

2. The threaded pipe automatic production line according to claim 1, characterized in that: The pressing machine (6) comprises a symmetrically arranged frame (61), a mounting seat (62) is mounted on the frame (61), a pneumatic cylinder (63) is mounted outside the mounting seat (62), a clamping seat (64) is mounted at the telescopic end of the pneumatic cylinder (63), and a clamping ring (65) adapted to the inner diameter of the pipe is mounted on the clamping seat (64).

3. The threaded pipe automatic production line according to claim 2 is characterized in that: An end seat (66) is installed on the frame (61), and the inner diameter of the end seat (66) is adapted to the outer diameter of the pipe.

4. The threaded pipe automatic production line according to claim 3 is characterized in that: An air inlet (67) is provided on a holder (64) on one of the frames (61), and the air inlet is connected to an air pump via a pipeline.

Images