Rolled glass on-line continuous drawing amount intelligent monitoring system

Abstract

The utility model relates to the technical field of glass manufacturing, in particular to an on-line continuous drawing quantity measuring system for rolled glass, which comprises a transverse and longitudinal cutting machine table (1), an automatic weighing machine table (2), an edge cleaning machine table (3) and a control assembly, a speed measuring assembly is arranged on the transverse and longitudinal cutting machine table (1). The automatic weighing machine table (2) comprises a weighing assembly; the transverse and longitudinal cutting machine table (1), the automatic weighing machine table (2) and the edge cleaning machine table (3) are all connected with the control assembly. According to the invention, the glass pulling amount of the kiln can be fully automatically measured, the pulling amount data is timely and accurate, the normal glass waste is reduced, the labor intensity of workers is reduced, the working efficiency of the workers is improved, the stability of the glass liquid level of the kiln is improved, the stability of the production process is improved, and the production safety of the kiln is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to glass manufacturing technical field, specifically, the utility model relates to a kind of on-line continuous drawing quantity intelligent monitoring system of calender glass. BACKGROUND

[0002] The calender glass kiln is basically one kiln and multiple lines, and the glass drawing quantity (referring to the amount of glass continuously drawn out from the glass kiln during the production of calender glass) is manually weighed and calculated, which is complex, time-consuming, and the result is easily affected by human error, waste of glass original piece, and high safety risk of manual weighing. It can solve the problems of current drawing quantity manual periodic weighing, such as untimely and inaccurate results, safety risks in the weighing process, low staff work efficiency, and waste of normal original pieces.

[0003] The applicant found, through retrieval, that Chinese patent document No. 108046571A was published on May 18, 2018, which disclosed a large-tonnage melting furnace with a large-range lifting and drawing quantity reduction operation process to reduce energy consumption. The process is to increase the drawing quantity or reduce the drawing quantity. The specific steps of the process to increase the drawing quantity are as follows: add one portion of glass raw material to the melting furnace, and the initial drawing quantity of the melting furnace is 530 tons / day; adjust the heat load after increasing the drawing quantity from 530 tons / day to 580 tons / day; continue to increase the drawing quantity to 600 tons / day, and after adding the second glass raw material, increase the drawing quantity to 630 tons / day; continue to increase the drawing quantity, and increase the drawing quantity to 660 tons / day at a speed of 5 tons / 8 hours; and the process to reduce the drawing quantity is to gradually reduce the drawing quantity from 650 tons / day to 530 tons / day. The application cannot solve the above technical problems.

[0004] Therefore, in order to improve or solve at least one of the above problems, it is necessary to provide a calender glass on-line continuous drawing quantity measuring system capable of automatically measuring the drawing quantity of calender glass. UTILITY MODEL CONTENT

[0005] The utility model aims to provide a calender glass on-line continuous drawing quantity measuring system capable of automatically measuring the drawing quantity of calender glass.

[0006] In order to solve the above technical problems, the utility model adopts the technical scheme: a calender glass on-line continuous drawing quantity intelligent monitoring system, comprising a horizontal and vertical cutting machine, an automatic weighing machine, an edge trimming machine and a control component; the horizontal and vertical cutting machine is provided with a speed measuring component; the automatic weighing machine comprises a weighing component; the horizontal and vertical cutting machine, the automatic weighing machine and the edge trimming machine are connected with the control component.

[0007] The cross-cutting machine platform comprises a cutting roller and a cutter assembly; the continuous glass plate is arranged on the cutting roller; the speed measuring assembly and the cutter assembly are in abutment with the continuous glass plate.

[0008] The speed measuring assembly comprises a speed measuring wheel support; the speed measuring wheel support is provided with a first air cylinder; the first air cylinder is connected with a speed measuring wheel mounting seat; the speed measuring wheel mounting seat is provided with a speed measuring wheel; the speed measuring wheel is in abutment with the continuous glass plate; the speed measuring wheel is connected with a speed sensor; the speed sensor and the first air cylinder are connected with the control assembly.

[0009] The cutter assembly comprises a longitudinal cutter support and a transverse cutter support; the longitudinal cutter support comprises a mounting cross beam; the mounting cross beam is provided with a second air cylinder; the second air cylinder is connected with a longitudinal cutter; the transverse cutter support comprises a guide rail; the guide rail is connected with a sliding block; the sliding block is respectively provided with a driving motor and a third air cylinder; the third air cylinder is connected with a transverse cutter; the longitudinal cutter and the transverse cutter are arranged on the top of the continuous glass plate.

[0010] The automatic weighing machine platform comprises a weighing roller; the weighing assembly comprises an electronic scale; the weighing roller comprises a roller support; the roller support is connected to the electronic scale; the top of the weighing roller is provided with a raw plate wide glass; both sides of the weighing roller are provided with photoelectric sensors; the electronic scale and the photoelectric sensors are connected with the control assembly.

[0011] One side of the cutting roller is provided with a breaking roller; the bottom of the breaking roller is provided with a fourth air cylinder.

[0012] An accelerating roller is arranged between the breaking roller and the weighing roller; the accelerating roller comprises an edge cleaning roller; the edge cleaning roller is provided with the raw plate wide glass; the top of the raw plate wide glass is provided with an edge cleaning support; the edge cleaning support is connected with a fifth air cylinder; the fifth air cylinder is connected with an edge cleaning wheel; the edge cleaning wheel is in abutment with the raw plate wide glass.

[0013] The control assembly comprises a DCS system.

[0014] The application has the following beneficial effects:

[0015] The application is provided with a cross-cutting machine platform; the continuous glass plate drawn out of the kiln moves on the cross-cutting machine platform; the speed measuring assembly can measure the drawing speed of the continuous glass plate; the continuous glass plate generates a raw plate wide glass after cutting and breaking; the raw plate wide glass enters the automatic weighing machine platform for weighing; finally, the raw plate wide glass enters the edge cleaning machine platform for edge cleaning; the control assembly is a DCS system; the DCS system presets a measurement time; the drawing length of the continuous glass plate is calculated by the measurement time and the drawing speed of the continuous glass plate; the glass drawing amount is calculated by combining the drawing length of the continuous glass plate and the weight of the raw plate wide glass.

[0016] The application can realize full-automatic measurement of the glass drawing amount of the kiln, the drawing amount data is timely and accurate, normal glass waste is reduced, the labor intensity of employees is reduced, the work efficiency of employees is improved, the stability of the glass liquid surface of the kiln is improved, the stability of the production process is improved, and the production safety of the kiln is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0017] The specific embodiments of the utility model will be further described in detail below in combination with the drawings, in which:

[0018] Figure 1 Fig. 1 is a structural schematic diagram of the online continuous drawing amount measurement system of the calender glass.

[0019] The marks in the above figures are as follows:

[0020] The marks in the figures are as follows:

[0021] 1, horizontal and vertical cutting machine table,

[0022] 2, automatic weighing machine table,

[0023] 3, edge cleaning machine table, 301, edge cleaning support, 302, fifth cylinder, 303, edge cleaning wheel,

[0024] 4, cutting roller way,

[0025] 5, continuous glass plate,

[0026] 6, speed measuring wheel support, 601, speed measuring wheel,

[0027] 7, longitudinal cutting knife support, 701, mounting beam, 702, longitudinal cutting knife,

[0028] 8, horizontal cutting knife support, 801, guide rail, 802, driving motor, 803, horizontal cutting knife,

[0029] 9, weighing roller way, 901, electronic scale, 902, original plate wide glass, 903, photoelectric sensor,

[0030] 10, breaking roller, 101, accelerating roller way,

[0031] 11, edge cleaning roller way. DETAILED DESCRIPTION

[0032] The specific embodiments of the utility model will be further described in detail below in combination with the drawings, in which:

[0033] Figure 1The shown continuous glass drawing online measurement system includes a cross-cutting machine 1, an automatic weighing machine 2, an edge cleaning machine 3 and a control assembly; the cross-cutting machine 1 is provided with a speed measurement assembly; the automatic weighing machine 2 includes a weighing assembly; the cross-cutting machine 1, the automatic weighing machine 2 and the edge cleaning machine 3 are connected with the control assembly.

[0034] The continuous glass plate 5 drawn out of the kiln moves on the cross-cutting machine 1; the speed measurement assembly can measure the drawing speed of the continuous glass plate 5; the continuous glass plate 5 generates a raw plate wide glass 902 after cutting and breaking; the raw plate wide glass 902 enters the automatic weighing machine 2 for weighing; and finally enters the edge cleaning machine 3 for edge cleaning; the control assembly is a DCS system, the DCS system presets a measurement time, the drawing length of the continuous glass plate 5 is calculated through the measurement time and the drawing speed of the continuous glass plate 5; the glass drawing amount is calculated in combination with the drawing length of the continuous glass plate 5 and the weight of the raw plate wide glass 902; the glass drawing amount of the kiln can be fully automatically measured, the drawing amount data is timely and accurate, normal glass waste is reduced, the labor intensity of employees is reduced, the work efficiency of employees is improved, the stability of the kiln glass liquid surface is improved, the stability of the production process is improved, and the production safety of the kiln is enhanced.

[0035] The cross-cutting machine 1 includes a cutting roller 4 and a cutter assembly; the continuous glass plate 5 is arranged on the cutting roller 4; the speed measurement assembly and the cutter assembly are in abutment with the continuous glass plate 5.

[0036] The continuous glass plate 5 is placed on the cutting roller 4 after being drawn out of the kiln and is transported to the next station along with the cutting roller 4; the speed measurement assembly can detect the drawing speed of the continuous glass plate 5; the cutter assembly can cut the continuous glass plate 5 in the longitudinal and transverse directions.

[0037] The speed measurement assembly includes a speed measurement wheel support 6; the speed measurement wheel support 6 is provided with a first air cylinder; the first air cylinder is connected with a speed measurement wheel mounting seat; the speed measurement wheel mounting seat is provided with a speed measurement wheel 601; the speed measurement wheel 601 is pressed against the continuous glass plate 5; the speed measurement wheel 601 is connected with a speed sensor; the speed sensor and the first air cylinder are connected with the control assembly.

[0038] The speed measuring wheel support 6 is in U-shaped structure; the speed measuring wheel support 6 comprises a support leg and an intermediate crossbeam; the first air cylinder is fixedly installed on the intermediate crossbeam; the piston rod of the first air cylinder is fixedly connected with the speed measuring wheel mounting seat; so as to drive the speed measuring wheel mounting seat to move in the vertical direction; the speed measuring wheel 601 is movably connected on the speed measuring wheel mounting seat; the speed measuring wheel 601 is pressed on the top surface of the continuous glass plate 5; the speed measuring wheel 601 rotates with the continuous glass plate 5; the speed sensor can be a magneto type rotating speed sensor, which comprises a permanent magnet, a pole shaft, an induction coil and a gear ring; the gear ring is installed on the rotating shaft of the speed measuring wheel 601, and the gear ring rotates synchronously with the speed measuring wheel 601; when the speed measuring wheel 601 rotates, the teeth and gaps on the gear ring pass through the magnetic field of the sensor in sequence, so that the magnetic resistance of the magnetic circuit changes, the induced electromotive force in the coil changes, and then a potential pulse with a certain amplitude and frequency is generated; the frequency of the pulse reflects the rotating speed of the speed measuring wheel 601; the speed sensor sends the rotating speed information of the speed measuring wheel 601 to the DCS system.

[0039] The cutter assembly comprises a longitudinal cutter support 7 and a transverse cutter support 8; the longitudinal cutter support 7 comprises an installation crossbeam 701; the installation crossbeam 701 is provided with a second air cylinder; the second air cylinder is connected with a longitudinal cutter 702; the transverse cutter support 8 comprises a guide rail 801; the guide rail 801 is connected with a sliding block; the sliding block is respectively provided with a driving motor 802 and a third air cylinder; the third air cylinder is connected with a transverse cutter 803; the longitudinal cutter 702 and the transverse cutter 803 are both arranged on the top of the continuous glass plate 5.

[0040] The longitudinal cutter support 7 and the transverse cutter support 8 are both in U-shaped structure, and span on the top of the cutting roller 4; the installation crossbeam 701 is fixedly connected with the second air cylinder; the piston rod of the second air cylinder is fixedly connected with the longitudinal cutter 702; so as to drive the longitudinal cutter 702 to move in the vertical direction; in the embodiment, the installation crossbeam 701 is provided with five longitudinal cutters 702; the longitudinal cutter 702 is pressed on the top surface of the continuous glass plate 5; when the continuous glass plate 5 moves with the cutting roller 4, the longitudinal cutter 702 cuts a plurality of cutter marks on the continuous glass plate 5; in the subsequent production station, the continuous glass plate 5 is broken along the cutter marks, so that a plurality of glass plates with different widths are generated.

[0041] In the embodiment, the guide rail 801 is provided with a sliding groove on one side; the sliding groove is provided with a rack; one end of a sliding block is arranged in the sliding groove; limit plates are arranged on the top and bottom of the opening side of the sliding groove; limit clamping grooves are arranged on the top and bottom of the sliding block; the limit plates are connected in the limit clamping grooves; a driving motor 802 is fixedly connected to the sliding block and is connected with a gear; the gear is engaged with the rack; when the driving motor 802 drives the gear to rotate, the sliding block moves along the guide rail 801; a third cylinder is fixedly connected to the bottom of the sliding block; a piston rod of the third cylinder is fixedly connected with a cross-cutting knife 803 and can drive the cross-cutting knife 803 to move vertically; the guide rail 801 is arranged obliquely on the top of a cutting roller way 4; the cross-cutting knife 803 is pressed on the top surface of a continuous glass plate 5; when the continuous glass plate 5 moves with the cutting roller way 4, the cross-cutting knife 803 can cut a knife mark perpendicular to the movement direction of the continuous glass plate 5.

[0042] The automatic weighing machine table comprises a weighing roller way 9; the weighing assembly comprises an electronic scale 901; the weighing roller way 9 comprises a roller way support; the roller way support is connected to the electronic scale 901; the top of the weighing roller way 9 is provided with a raw plate wide glass 902; photoelectric sensors 903 are arranged on both sides of the weighing roller way 9; the electronic scale 901 and the photoelectric sensors 903 are connected with a control assembly.

[0043] The weighing roller way 9 is fixedly connected to the top of the electronic scale 901 through the roller way support; the electronic scale 901 is pre-adjusted to zero; the weight of the weighing roller way 9 without the raw plate wide glass 902 is set as zero point; the electronic scale 901 can accurately weigh the raw plate wide glass 902 and send the weight data to a DCS system; the photoelectric sensors 903 are arranged at the feeding end and the discharging end of the weighing roller way 9 respectively; the photoelectric sensors 903 have a basic fault alarm function, have a low-delay instantaneous response capability, and have a simple design and installation replacement mode (the response delay is within 200 ms).

[0044] One side of the cutting roller way 4 is provided with a breaking roller 10; the bottom of the breaking roller 10 is provided with a fourth cylinder.

[0045] The breaking roller 10 is arranged at the discharging end of the cutting roller way 4; one side of the breaking roller 10 is provided with a position sensor; when the position sensor detects the continuous glass plate 5, the DCS system delays for a period of time and controls the fourth cylinder to lift up and then lower down the breaking roller 10; at this time, the continuous glass plate 5 is instantaneously lifted up, the knife mark cut by the cross-cutting knife 803 on the continuous glass plate 5 is deepened and broken, so that the raw plate wide glass 902 of a fixed length is broken from the continuous glass plate 5.

[0046] An accelerating roller way 101 is arranged between the breaking roller 10 and the weighing roller way 9.

[0047] The running speed of the accelerating roller way 101 is greater than that of the cutting roller way 4 and the breaking roller 10; when the raw plate wide glass 902 enters the accelerating roller way 101, it will be instantaneously pulled away from the continuous glass plate 5 by a distance interval.

[0048] The edge cleaning machine 3 comprises an edge cleaning roller 11; the edge cleaning roller 11 is provided with a raw plate wide glass 902; the top of the raw plate wide glass 902 is provided with an edge cleaning support 301; the edge cleaning support 301 is connected with a fifth cylinder 302; the fifth cylinder 302 is connected with an edge cleaning wheel 303; and the edge cleaning wheel 303 is in abutment with the raw plate wide glass 902.

[0049] The edge cleaning support 301 is in U-shaped structure and horizontally spans the top of the edge cleaning roller 11; the fifth cylinder 302 is fixedly connected with the edge cleaning support 301; the piston rod of the fifth cylinder 302 is fixedly connected with the edge cleaning wheel 303, so that the edge cleaning wheel 303 can be driven to move in the vertical direction; the edge cleaning wheel 303 is arranged on both sides of the raw plate wide glass 902; the raw plate wide glass 902 moves along with the edge cleaning roller 11; and the edge cleaning wheel 303 performs edge cleaning operation along the trimming mark cut by the longitudinal cutter 702.

[0050] The control assembly comprises a DCS system.

[0051] The DCS system is a distributed control system (Distributed Control System), also called a distributed control system, which adopts a hierarchical distributed structure; from the bottom to the top, the field instrument layer is composed of various sensors and actuators, responsible for collecting field data and executing control instructions; the device control layer comprises a controller, which can receive and process field signals and execute control algorithms; the factory monitoring and monitoring layer is provided with an operator station and an engineer station, which are used for real-time monitoring and system configuration; the DCS system has an automatic alarm function, which can calculate and judge whether the drawing amount is in the preset range, so as to judge whether the kiln and the production line are running normally.

[0052] The specific working process of the utility model is as follows:

[0053] The transmission rollers of the cutting roller 4 are all driven by servo motors; the continuous glass plate 5 runs on the horizontal and longitudinal cutting machine 1, is divided into product set size by the longitudinal cutter 702 and the horizontal cutter 803; the speed sensor sends the speed information of the continuous glass plate 5 to the DCS system; the continuous glass plate 5 runs according to the glass advancing direction, the raw plate wide glass 902 is disconnected from the continuous glass plate 5 through the breaking roller 10, and then is separated from the continuous glass plate 5 by a certain distance through the accelerating roller 101; the raw plate wide glass 902 enters the automatic weighing machine 2 through the photoelectric sensor 903 and is weighed; the electronic scale 901 weighs the raw plate wide glass 902 and sends the weight information to the DCS system; the DCS system pre-sets the measurement time, calculates the continuous glass plate 5 drawing length through the measurement time and the continuous glass plate 5 drawing speed; and the glass drawing amount is calculated in combination with the continuous glass plate 5 drawing length and the raw plate wide glass 902 weight.

[0054] The utility model has been described exemplarily above in combination with the drawings. Apparently, the utility model is not limited by the above-mentioned mode in the specific implementation. As long as various non-essential improvements are made by adopting the method concept and technical scheme of the utility model; or the above-mentioned concept and technical scheme of the utility model are directly applied to other occasions without improvement, all are within the protection scope of the utility model.

Claims

1. An online continuous drawing amount intelligent monitoring system for calendered glass, characterized in that: Including cross cutting machine table (1), automatic weighing machine table (2), edge cleaning machine table (3) and control assembly, the cross cutting machine table (1) is equipped with speed measuring assembly, the automatic weighing machine table (2) includes weighing assembly, the cross cutting machine table (1), the automatic weighing machine table (2) and the edge cleaning machine table (3) are connected with the control assembly.

2. The online continuous drawing amount intelligent monitoring system for rolled glass according to claim 1, characterized in that: The cross cutting machine table (1) includes cutting roller (4) and cutter assembly, the cutting roller (4) is equipped with continuous glass plate (5), the speed measuring assembly and the cutter assembly are in close contact with the continuous glass plate (5).

3. The online continuous draw length intelligent monitoring system for rolled glass according to claim 2, characterized in that: The speed measuring assembly includes speed measuring wheel support (6), the speed measuring wheel support (6) is equipped with first air cylinder, the first air cylinder is connected with speed measuring wheel mounting seat, the speed measuring wheel mounting seat is equipped with speed measuring wheel (601), the speed measuring wheel (601) is in close contact on continuous glass plate (5), the speed measuring wheel (601) is connected with speed sensor, the speed sensor and the first air cylinder are connected with the control assembly.

4. The online continuous drawing amount intelligent monitoring system for rolled glass according to any one of claims 2-3, characterized in that: The cutter assembly includes longitudinal cutter support (7) and transverse cutter support (8), the longitudinal cutter support (7) includes installation crossbeam (701), the installation crossbeam (701) is equipped with second air cylinder, the second air cylinder is connected with longitudinal cutter (702), the transverse cutter support (8) includes guide rail (801), the guide rail (801) is connected with sliding block, the sliding block is respectively equipped with driving motor (802) and third air cylinder, the third air cylinder is connected with transverse cutter (803), the longitudinal cutter (702) and the transverse cutter (803) are arranged on the top of the continuous glass plate (5).

5. The online continuous draw length intelligent monitoring system for rolled glass according to claim 4, characterized in that: The automatic weighing machine table includes weighing roller (9), the weighing assembly includes electronic scale (901), the weighing roller (9) includes roller support, the roller support is connected on the electronic scale (901), the top of the weighing roller (9) is equipped with original plate wide glass (902), both sides of the weighing roller (9) are equipped with photoelectric sensor (903), the electronic scale (901) and the photoelectric sensor (903) are connected with the control assembly.

6. An online continuous draw length intelligent monitoring system for rolled glass as claimed in claim 5 wherein: One side of the cutting roller (4) is equipped with breaking roller (10), the bottom of the breaking roller (10) is equipped with fourth air cylinder.

7. The online continuous draw length intelligent monitoring system for rolled glass according to claim 6, characterized in that: The breaking roller (10) and the weighing roller (9) are equipped with acceleration roller (101) between.

8. An online continuous draw amount intelligent monitoring system for rolled glass as claimed in any one of claims 5 to 7, characterized in that: The edge cleaning machine table (3) includes edge cleaning roller (11), the edge cleaning roller (11) is equipped with the original plate wide glass (902), the top of the original plate wide glass (902) is equipped with edge cleaning support (301), the edge cleaning support (301) is connected with fifth air cylinder (302), the fifth air cylinder (302) is connected with edge cleaning wheel (303), the edge cleaning wheel (303) is in close contact with the original plate wide glass (902).

9. The online continuous draw length intelligent monitoring system for rolled glass according to claim 8, characterized in that: The control assembly includes DCS system.

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