WO2021189864A1

WO2021189864A1 - Intelligent centralized control system for setting machine

Info

Publication number: WO2021189864A1
Application number: PCT/CN2020/126669
Authority: WO
Inventors: 赵海锋; 王健慧; 相明煌
Original assignee: 浙江维艺实业股份有限公司
Priority date: 2020-03-24
Filing date: 2020-11-05
Publication date: 2021-09-30
Also published as: CN211653478U; DE212020000542U1

Abstract

An intelligent centralized control system for a setting machine. The system comprises an air exhaust system for exhausting gas inside a drying oven (12) so as to control the humidity inside the drying oven (12); a humidity control system for measuring the humidity inside the drying oven (12), thereby controlling the air exhaust amount of the air exhaust system; a drying oven temperature control system for controlling the temperature of the drying oven (12), such that a set temperature is maintained inside the drying oven (12); a display system for displaying operation states of various systems of a setting machine; a vehicle speed control system for controlling an operation speed of fabric; and a waste gas treatment system for treating waste gas exhausted from the setting machine, wherein an air intake pipe (1) is mounted inside the drying oven (12), several vent holes are provided in the air intake pipe (1), air guide plates (4) rotationally connected to inner walls of the drying oven (12) are arranged on two sides of the air intake pipe (1), and a driving device for driving the two air guide plates (4) to rotate is arranged on an oven body (3). The driving device rotatably drives the two air guide plates (4) to rotate back and forth, such that the difference between the temperatures of various areas in the drying oven (12) is small, the drying effect is better, and the drying efficiency is high.

Description

An intelligent centralized control system for setting machine

Technical field

The utility model belongs to the field of setting machine equipment, and more specifically relates to an intelligent centralized control system for a setting machine.

Background technique

The principle of the setting machine is that the cloth is soaked with chemical materials in the trough, and then evenly squeezed by the rollers, then enters the oven; when the cloth passes through several ovens, it will be dried and shaped under the action of high temperature and hot air. After the setting, the cloth has a good feel and stability. size of.

The centralized control system of the setting machine includes a PLC control system, a programmable logic controller, which is used to control the operation of various components, including: an exhaust system, which is used to exhaust the gas in the oven to control the humidity in the oven; humidity control The system is used to measure the humidity in the oven to control the exhaust volume of the exhaust system; the oven temperature control system is used to control the temperature of the oven to keep the oven at the set temperature; the display system is used to display the finalization The operating status of each system of the machine; the vehicle speed control system is used to control the running speed of the cloth; the exhaust gas treatment system is used to treat the exhaust gas discharged from the setting machine.

The existing oven temperature control system includes an air inlet pipe fixed in the oven. The air inlet pipe is provided with several air outlet holes. The hot air from the pipe only blows in one direction, which leads to differences in temperature in different places inside the oven, which will affect the drying effect of the fabric.

Utility model content

Aiming at the shortcomings of the prior art, the utility model provides an intelligent centralized control system for the setting machine, which can dry the fabrics better.

In order to achieve the above purpose, the present invention provides the following technical solutions: an intelligent centralized control system for the setting machine, including an exhaust system for exhausting the air in the oven to control the humidity in the oven; a humidity control system for Measure the humidity in the oven to control the exhaust air volume of the exhaust system; the oven temperature control system is used to control the temperature of the oven to keep the oven at the set temperature; the display system is used to display the various systems of the setting machine Operating status; vehicle speed control system, used to control the running speed of the cloth; exhaust gas treatment system, used to process the exhaust gas discharged from the setting machine, an air inlet pipe is installed in the oven, and a number of vents are provided on the air inlet pipe , Both sides of the air inlet pipe are provided with air guide plates rotatably connected with the inner wall of the oven, and the box body is provided with a driving device for driving the two air guide plates to rotate.

Further, the driving device includes a driving cylinder fixed on the oven, the air deflector is rotatably connected with the oven through a rotating shaft, one end of the rotating shaft extends out of the oven and a connecting rod is fixed, and the connecting rod is fixed There is a connecting shaft, the piston rod of the driving cylinder is fixed with a push rod corresponding to the connecting shaft one-to-one, and the push rod is provided with a sliding groove for the corresponding connecting shaft to be inserted into, and the sliding groove is along the length direction of the connecting rod. extend.

Further, a first limit switch and a second limit switch are respectively fixed on the outer wall of the oven, and the piston rod of the driving cylinder is fixed with a switch arranged between the first limit switch and the second limit switch. Fix the baffle.

Further, the lower ends of the two push rods are fixedly connected by a cross rod.

To sum up, the beneficial effects of the present invention: 1. The driving device rotates to drive the two air guide plates to reciprocate back and forth, so that the temperature difference of the area where the hot air is heated in the oven is small, the drying effect is better, and the efficiency is higher. 2. One drive cylinder can simultaneously drive two wind deflectors to move back and forth, with a simple structure and lower production costs.

Description of the drawings

Figure 1 is a schematic block diagram of an intelligent centralized control system for a setting machine of the utility model;

Figure 2 is a schematic diagram of the connection structure between the air deflector and the oven;

Figure 3 is a partial enlarged view of I in Figure 2;

Figure 4 is a control principle diagram of the drive cylinder.

Reference signs: 1. Air inlet pipe; 2. Rotating shaft; 3. Box body; 4. Air deflector; 5. Connecting rod; 6. Connecting shaft; 7. Push rod; 8. Cross bar; 9. Fixed block Pieces; 10. Piston rod; 11. Drive cylinder; 12. Oven; 13. Slide groove; SQ1, the first limit switch; SQ2, the second limit switch.

Detailed ways

An embodiment of an intelligent centralized control system for a setting machine of the present invention will be further described with reference to Figures 1 to 4.

An intelligent centralized control system for the setting machine, including a PLC control system, used to control the operation of each system, and an exhaust system, used to exhaust the gas in the oven 12 to control the humidity in the oven 12; a humidity control system, It is used to measure the humidity in the oven 12 to control the exhaust air volume of the exhaust system to avoid excessive humidity in the oven 12 and affect the drying effect; the temperature control system of the oven 12 is used to control the temperature of the oven 12 to make The oven 12 is kept at a set temperature; the display system is used to display the operating status of the various systems of the setting machine; the vehicle speed control system is used to control the running speed of the cloth; the exhaust gas treatment system is used to process the exhaust gas discharged from the setting machine.

As shown in Figure 2, in order to clearly see the internal structure of the oven 12, the upper cover is omitted in the figure. An air inlet pipe 1 is installed in the oven 12. There are several vents facing the fabric, hot air can be passed into the air inlet pipe 1, and the hot air blows down to the fabric through the vents. The air inlet pipe 1 of the oven 12 is equipped with a valve, and the temperature sensor and humidity sensor in the oven 12 The sensor signal is sent to the PLC, and the PLC processes the received sensor signal and controls the opening and closing of the corresponding valve to ensure the temperature in the oven 12; when the humidity is too high, the speed of the cloth can be slowed down by the speed control system, thereby Ensure the drying effect of the fabric.

In order to make the temperature in the oven 12 more uniform, the left and right sides of the air inlet pipe 1 are provided with air guide plates 4 that are rotatably connected to the inner wall of the oven 12, and the box body 3 is provided with two air guide plates 4 to rotate The driving device, the air guide plate 4 can guide the wind from the air outlet of the air inlet pipe 1, and the rotation of the driving device drives the two air guide plates 4 to reciprocate, so that the temperature difference in the area where the hot air is heated in the oven 12 is small , The drying effect is better, the drying efficiency is higher, and the fabric is not damaged; at the same time, it can also cooperate with the humidity sensor to adjust the blowing direction of the hot air.

As shown in Fig. 3, the driving device includes a driving cylinder 11 fixed on the outer wall of the oven 12. The air guide plate 4 is rotatably connected with the oven 12 through a rotating shaft 2. One end of the rotating shaft 2 extends out of the oven 12 and a connecting rod 5 is fixed. A connecting shaft 6 is fixed on the connecting rod 5, and a push rod 7 corresponding to the connecting shaft 6 is fixed on the piston rod 10 of the driving cylinder 11. The lower ends of the two push rods 7 are fixedly connected by a cross rod 8. A sliding groove 13 is provided for the corresponding connecting shaft 6 to be inserted. The connecting shaft 6 can slide in the sliding groove 13. The sliding groove 13 extends along the length of the connecting rod 5, and the piston rod 10 of the driving cylinder 11 can move back and forth to drive the push rod 7 In reciprocating movement, the connecting shaft 6 can move in the sliding groove 13 during the movement of the push rod 7, so that the connecting shaft 6 drives the rotating shaft 2 to rotate, and the cylinder piston rod 10 reciprocates to realize the reciprocating rotation of the air deflector 4.

As shown in Figure 3, a first limit switch SQ1 and a second limit switch SQ2 are respectively fixed on the outer wall of the oven 12, and the piston rod 10 of the driving cylinder 11 is fixed with the first limit switch SQ1 and the second limit switch. The fixed baffle 9 between the position switch SQ2, the first limit switch SQ1 and the second limit switch SQ2 can control the driving cylinder 11 to move back and forth; as shown in Figure 4, it is the control principle diagram of the control cylinder, two-position four-way The A and B ports of the valve are connected to the intake and outlet of the driving cylinder 11, and the C port of the two-position four-way valve is ventilated. Then, the cylinder piston can be realized by discharging the KA of the two-position four-way valve. The reciprocating movement of the rod 10.

Continuing to see Figure 3, when the fixed baffle 9 contacts the first limit switch SQ1, the first limit switch SQ1 is closed, the coil of KM1 and KA are energized at the same time, and the normally open main contact of KM1 is closed (self-locking) At this time, the piston rod 10 of the driving cylinder 11 moves to the second limit switch SQ2, until the fixed baffle 9 contacts the second limit switch SQ2, the second limit switch SQ2 is closed, the KM2 coil is energized, and the KM2 constant Close the main contact and open, the KM1 coil and KA lose power at the same time, the two-position four-way valve automatically reverses, and the piston rod 10 of the driving cylinder 11 moves to the first limit switch SQ1 until the fixed baffle 9 touches the first limit switch SQ1. Limit switch SQ1, the coil of KM1 and KA are energized at the same time. When KA is energized, the two-position four-way valve is switched to drive the piston rod 10 of the cylinder 11 to move to the stroke switch SQ2. This cycle will realize the reciprocation of the drive cylinder 11. Move, thereby driving the two wind deflectors 4 to reciprocate, and when it is necessary to stop, only need to turn on the button switch SB.

The above are only the preferred embodiments of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments. All technical solutions under the idea of the present utility model belong to the protection scope of the present utility model. It should be pointed out that for those of ordinary skill in the art, several improvements and modifications made without departing from the principles of the present utility model should also be regarded as the protection scope of the present utility model.

Claims

An intelligent centralized control system for the setting machine, including an exhaust system, used to exhaust the gas in the oven to control the humidity in the oven; a humidity control system, used to measure the humidity in the oven, thereby controlling the exhaust of the exhaust system The oven temperature control system is used to control the temperature of the oven to keep the oven at the set temperature; the display system is used to display the operating status of each system of the setting machine; the vehicle speed control system is used to control the running speed of the cloth; The exhaust gas treatment system is used to process the exhaust gas discharged from the setting machine. It is characterized in that: an air inlet pipe is installed in the oven, and a plurality of vent holes are arranged on the air inlet pipe, and both sides of the air inlet pipe are An air deflector connected to the inner wall of the oven is provided, and the box body is provided with a driving device for driving the two air deflectors to rotate.
The intelligent centralized control system for a setting machine according to claim 1, wherein the driving device comprises a driving cylinder fixed on the oven, the air deflector is rotatably connected with the oven through a rotating shaft, and the rotating shaft One end extends out of the oven and is fixed with a connecting rod, the connecting rod is fixed with a connecting shaft, the piston rod of the driving cylinder is fixed with a push rod corresponding to the connecting shaft one-to-one, and the push rod is provided with a corresponding The connecting shaft is inserted with a sliding groove, and the sliding groove extends along the length direction of the connecting rod.
The intelligent centralized control system for a setting machine according to claim 2, wherein a first limit switch and a second limit switch are respectively fixed on the outer wall of the oven, and the piston rod of the driving cylinder is fixed There is a fixed baffle set between the first limit switch and the second limit switch.
The intelligent centralized control system for the setting machine according to claim 2, wherein the lower ends of the two push rods are fixedly connected by a cross rod.